/* roulang page: index */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 var(--spacing-md);
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--primary-dark);
        }
        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }
        .main-nav a.active {
            font-weight: 600;
        }

        .city-selector {
            position: relative;
            flex-shrink: 0;
        }
        .city-toggle {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg-light);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .city-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .city-toggle i {
            font-size: 0.85rem;
            color: var(--accent);
        }
        .city-dropdown {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-lg);
            min-width: 200px;
            padding: var(--spacing-sm) 0;
            z-index: 1001;
        }
        .city-dropdown.show {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .city-dropdown li {
            padding: 10px 18px;
            cursor: pointer;
            font-size: 0.9rem;
            transition: background var(--transition-fast);
            white-space: nowrap;
        }
        .city-dropdown li:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .city-dropdown li.active {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .city-toggle {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                justify-content: center;
                align-items: center;
                gap: var(--spacing-md);
                transform: translateX(-100%);
                transition: transform var(--transition-normal);
                z-index: 1001;
                padding: var(--spacing-3xl) var(--spacing-lg);
            }
            .main-nav.open {
                transform: translateX(0);
            }
            .main-nav a {
                font-size: 1.1rem;
                padding: 12px 20px;
                width: 100%;
                text-align: center;
            }
            .city-selector {
                margin-top: var(--spacing-md);
            }
            .city-dropdown {
                right: auto;
                left: 50%;
                transform: translateX(-50%);
            }
            .header-inner {
                height: 56px;
            }
            .logo {
                font-size: 1.3rem;
            }
        }

        /* Hero - 对比选型 */
        .hero {
            position: relative;
            background: linear-gradient(170deg, #F0F4FA 0%, #E8EEF8 30%, #F9FBFC 70%, #FFFFFF 100%);
            padding: var(--spacing-4xl) 0 var(--spacing-5xl);
            overflow: hidden;
            min-height: 70vh;
            display: flex;
            align-items: center;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -180px;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(44, 111, 209, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: var(--radius-xl);
            margin-bottom: var(--spacing-lg);
            letter-spacing: 0.5px;
        }
        .hero h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.3;
            margin-bottom: var(--spacing-lg);
            max-width: 800px;
            animation: fadeInUp 0.7s ease;
        }
        .hero h1 span {
            color: var(--primary);
        }
        .hero-intro {
            font-size: 1.1rem;
            color: var(--text-body);
            max-width: 680px;
            margin: 0 auto var(--spacing-2xl);
            line-height: 1.8;
            animation: fadeInUp 0.7s ease 0.15s both;
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 对比选型卡片 */
        .tier-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
            max-width: 1000px;
            margin: 0 auto;
            width: 100%;
            animation: fadeInUp 0.7s ease 0.3s both;
        }
        .tier-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl) var(--spacing-xl);
            box-shadow: var(--shadow-md);
            border: 2px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .tier-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
        }
        .tier-card.recommended {
            border-color: var(--primary);
            box-shadow: var(--shadow-lg);
            transform: scale(1.04);
            z-index: 2;
            background: #FAFCFF;
            position: relative;
        }
        .tier-card.recommended::before {
            content: '推荐选择';
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: #fff;
            padding: 5px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .tier-card.recommended:hover {
            transform: scale(1.04) translateY(-6px);
        }
        .tier-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: var(--spacing-xs);
        }
        .tier-card.recommended .tier-icon {
            color: var(--accent);
        }
        .tier-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-heading);
        }
        .tier-price {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
        }
        .tier-card.recommended .tier-price {
            color: var(--accent);
        }
        .tier-price small {
            font-size: 0.85rem;
            font-weight: 400;
            color: var(--text-muted);
        }
        .tier-features {
            list-style: none;
            text-align: left;
            padding: 0;
            margin: 0;
            flex: 1;
        }
        .tier-features li {
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tier-features li i {
            color: #22C55E;
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .tier-features li.disabled {
            color: var(--text-muted);
            text-decoration: line-through;
            opacity: 0.6;
        }
        .tier-features li.disabled i {
            color: #CCC;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
            white-space: nowrap;
            border: 2px solid transparent;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 14px 36px;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: 6px;
        }
        .btn:active {
            transform: scale(0.97);
        }

        @media (max-width: 768px) {
            .hero {
                padding: var(--spacing-3xl) 0 var(--spacing-3xl);
                min-height: auto;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-intro {
                font-size: 0.95rem;
            }
            .tier-cards {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
                max-width: 400px;
            }
            .tier-card.recommended {
                transform: scale(1);
                order: -1;
            }
            .tier-card.recommended:hover {
                transform: scale(1) translateY(-4px);
            }
            .tier-card.recommended::before {
                top: -12px;
                font-size: 0.75rem;
                padding: 4px 14px;
            }
        }

        /* Sections */
        section {
            padding: var(--spacing-4xl) 0;
        }
        @media (max-width: 768px) {
            section {
                padding: var(--spacing-3xl) 0;
            }
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-2xl);
        }
        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            line-height: 1.3;
        }
        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 12px;
            border-radius: var(--radius-xl);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        /* 试用权益 */
        .trial-benefits {
            background: var(--bg-white);
        }
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        .benefit-item {
            text-align: center;
            padding: var(--spacing-xl) var(--spacing-md);
            background: var(--bg-light);
            border-radius: var(--radius-md);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }
        .benefit-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .benefit-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
        }
        .benefit-item h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }
        .benefit-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .benefits-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 资格说明 */
        .eligibility {
            background: var(--bg-light);
        }
        .eligibility-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-2xl);
            align-items: center;
        }
        .eligibility-text h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-md);
        }
        .eligibility-text p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: var(--spacing-md);
        }
        .eligibility-list {
            list-style: none;
            padding: 0;
        }
        .eligibility-list li {
            padding: 10px 0;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-body);
            border-bottom: 1px solid var(--border-light);
        }
        .eligibility-list li:last-child {
            border-bottom: none;
        }
        .eligibility-list li i {
            color: #22C55E;
            font-size: 1rem;
            margin-top: 3px;
            flex-shrink: 0;
        }
        .eligibility-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .eligibility-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        @media (max-width: 768px) {
            .eligibility-content {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .eligibility-image {
                order: -1;
                max-height: 300px;
            }
            .eligibility-image img {
                height: 300px;
                object-fit: cover;
            }
        }

        /* 核心卖点 */
        .core-features {
            background: var(--bg-white);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--primary-light);
        }
        .feature-card .feature-icon {
            font-size: 2.4rem;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 场景演示 */
        .scenario-demo {
            background: var(--bg-light);
        }
        .scenario-row {
            display: flex;
            align-items: center;
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-3xl);
        }
        .scenario-row:last-child {
            margin-bottom: 0;
        }
        .scenario-row.reverse {
            flex-direction: row-reverse;
        }
        .scenario-image {
            flex: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            min-height: 280px;
        }
        .scenario-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .scenario-text {
            flex: 1;
        }
        .scenario-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-md);
        }
        .scenario-text p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .scenario-row,
            .scenario-row.reverse {
                flex-direction: column;
                gap: var(--spacing-lg);
            }
            .scenario-image {
                width: 100%;
                min-height: 220px;
            }
            .scenario-image img {
                height: 220px;
                object-fit: cover;
            }
            .scenario-text h3 {
                font-size: 1.25rem;
            }
        }

        /* 嘉宾亮点 */
        .guest-highlights {
            background: var(--bg-white);
            overflow: hidden;
        }
        .guest-scroll {
            display: flex;
            gap: var(--spacing-lg);
            overflow-x: auto;
            padding: var(--spacing-md) 0;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }
        .guest-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .guest-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .guest-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 3px;
        }
        .guest-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition-normal);
        }
        .guest-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .guest-avatar {
            width: 80px;
            height: 80px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            margin: 0 auto var(--spacing-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--primary);
            overflow: hidden;
        }
        .guest-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .guest-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
        }
        .guest-card .guest-role {
            font-size: 0.82rem;
            color: var(--primary);
            font-weight: 500;
            margin-bottom: var(--spacing-sm);
        }
        .guest-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .guest-card {
                flex: 0 0 240px;
            }
        }

        /* 社会认同 */
        .social-proof {
            background: linear-gradient(180deg, #F9FBFC 0%, #F0F4FA 100%);
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }
        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition-normal);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }
        .testimonial-card::before {
            content: '"';
            position: absolute;
            top: 12px;
            left: 18px;
            font-size: 3rem;
            color: var(--primary-light);
            line-height: 1;
            font-family: Georgia, serif;
            pointer-events: none;
        }
        .testimonial-card p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
            padding-top: var(--spacing-sm);
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-author .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            flex-shrink: 0;
            overflow: hidden;
        }
        .testimonial-author .author-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .testimonial-author .author-info h5 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-heading);
        }
        .testimonial-author .author-info span {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 议程时间线 */
        .agenda-timeline {
            background: var(--bg-white);
        }
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            padding-left: 40px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--primary-light);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: var(--spacing-xl);
            padding-left: var(--spacing-lg);
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: var(--radius-full);
            background: var(--primary);
            border: 3px solid var(--bg-white);
            box-shadow: 0 0 0 3px var(--primary-light);
            z-index: 1;
        }
        .timeline-time {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
        }
        .timeline-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .timeline {
                padding-left: 28px;
            }
            .timeline::before {
                left: 10px;
            }
            .timeline-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
            }
            .timeline-item {
                padding-left: var(--spacing-md);
            }
        }

        /* 深度内容区 */
        .deep-content {
            background: var(--bg-light);
        }
        .deep-content.alt {
            background: var(--bg-white);
        }
        .deep-content-inner {
            max-width: 800px;
            margin: 0 auto;
        }
        .deep-content-inner h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-lg);
            line-height: 1.3;
        }
        .deep-content-inner h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--text-heading);
            margin: var(--spacing-xl) 0 var(--spacing-md);
        }
        .deep-content-inner p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: var(--spacing-md);
            text-indent: 2em;
        }
        .deep-content-inner p:first-of-type {
            text-indent: 2em;
        }
        .deep-content-inner blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: var(--spacing-md) var(--spacing-lg);
            margin: var(--spacing-lg) 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-body);
            line-height: 1.8;
        }
        .deep-content-inner ul {
            list-style: disc;
            padding-left: 1.5em;
            margin: var(--spacing-md) 0;
        }
        .deep-content-inner ul li {
            margin-bottom: 8px;
            line-height: 1.8;
            color: var(--text-body);
        }
        @media (max-width: 768px) {
            .deep-content-inner h2 {
                font-size: 1.4rem;
            }
            .deep-content-inner h3 {
                font-size: 1.15rem;
            }
            .deep-content-inner p {
                font-size: 0.95rem;
                text-indent: 1.5em;
            }
        }

        /* 新闻中心 */
        .news-center {
            background: var(--bg-white);
        }
        .news-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .news-item {
            display: flex;
            gap: var(--spacing-lg);
            padding: var(--spacing-lg) 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }
        .news-item:hover {
            background: var(--bg-light);
            margin: 0 -16px;
            padding-left: 16px;
            padding-right: 16px;
            border-radius: var(--radius-sm);
        }
        .news-date {
            flex-shrink: 0;
            width: 80px;
            text-align: center;
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            padding: 10px 8px;
            font-weight: 600;
            color: var(--primary);
            font-size: 0.85rem;
            line-height: 1.4;
            align-self: flex-start;
        }
        .news-date span {
            display: block;
            font-size: 1.3rem;
            font-weight: 700;
            line-height: 1;
        }
        .news-content {
            flex: 1;
        }
        .news-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-content .news-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .news-content .btn-sm {
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .news-item {
                flex-direction: column;
                gap: var(--spacing-sm);
            }
            .news-date {
                width: auto;
                display: inline-flex;
                gap: 6px;
                align-items: center;
                padding: 6px 12px;
                font-size: 0.82rem;
            }
            .news-date span {
                font-size: 1rem;
            }
        }

        /* 安全体系 */
        .security-system {
            background: var(--bg-light);
        }
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        .security-card {
            text-align: center;
            padding: var(--spacing-xl) var(--spacing-md);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
        }
        .security-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .security-card .sec-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
        }
        .security-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }
        .security-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        @media (max-width: 1024px) {
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 品牌介绍 */
        .brand-intro {
            background: var(--bg-white);
            text-align: center;
        }
        .brand-intro .brand-content {
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.05rem;
            color: var(--text-body);
            line-height: 1.9;
        }
        .brand-intro .brand-content strong {
            color: var(--primary);
            font-weight: 700;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            margin-bottom: var(--spacing-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-md) var(--spacing-lg);
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-heading);
            background: var(--bg-white);
            transition: background var(--transition-fast);
            width: 100%;
            text-align: left;
            border: none;
            gap: var(--spacing-md);
        }
        .faq-question:hover {
            background: var(--bg-light);
        }
        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 var(--spacing-lg);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 var(--spacing-lg) var(--spacing-md);
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* 申请表单 */
        .apply-form-section {
            background: var(--bg-white);
        }
        .form-wrapper {
            max-width: 600px;
            margin: 0 auto;
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
        }
        .form-wrapper h2 {
            text-align: center;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-lg);
        }
        .form-group {
            margin-bottom: var(--spacing-md);
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #D1D9E6;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            color: var(--text-body);
            background: var(--bg-white);
            transition: all var(--transition-fast);
            resize: vertical;
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(44, 111, 209, 0.1);
            outline: none;
        }
        .form-submit {
            width: 100%;
            margin-top: var(--spacing-md);
        }
        @media (max-width: 768px) {
            .form-wrapper {
                padding: var(--spacing-lg);
            }
        }

        /* 底部固定转化条 */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            color: #fff;
            z-index: 999;
            padding: 12px 0;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
        }
        .sticky-cta-bar .cta-text {
            font-size: 0.95rem;
            font-weight: 500;
            white-space: nowrap;
        }
        .sticky-cta-bar .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            white-space: nowrap;
        }
        .sticky-cta-bar .btn-accent:hover {
            background: #fff;
            color: var(--accent);
            border-color: #fff;
        }
        @media (max-width: 768px) {
            .sticky-cta-bar {
                padding: 10px var(--spacing-md);
                gap: var(--spacing-sm);
                flex-direction: row;
                text-align: center;
            }
            .sticky-cta-bar .cta-text {
                font-size: 0.82rem;
                flex: 1;
                min-width: 0;
            }
            .sticky-cta-bar .btn-accent {
                font-size: 0.85rem;
                padding: 10px 18px;
                flex-shrink: 0;
            }
        }

        /* Footer */
        .site-footer {
            background: #1A2233;
            color: #B0B8C4;
            padding: var(--spacing-2xl) 0 var(--spacing-3xl);
            margin-bottom: 60px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.88rem;
            color: #B0B8C4;
            line-height: 1.8;
            display: block;
        }
        .footer-col a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom {
            max-width: var(--max-width);
            margin: var(--spacing-xl) auto 0;
            padding: var(--spacing-lg) var(--spacing-lg) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 0.82rem;
            color: #8A94A3;
        }
        .footer-bottom a {
            color: #8A94A3;
            margin: 0 4px;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }
            .site-footer {
                margin-bottom: 50px;
            }
        }

        /* Utility */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            html {
                font-size: 15px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            padding-bottom: 80px;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Video Hero */
        .hero-video {
            position: relative;
            width: 100%;
            min-height: 75vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .hero-video::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.72) 0%, rgba(20, 40, 70, 0.78) 50%, rgba(0, 0, 0, 0.7) 100%);
            z-index: 1;
        }

        .hero-video-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #FFFFFF;
            padding: var(--spacing-3xl) var(--spacing-lg);
            max-width: 800px;
        }

        .hero-play-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 90px;
            height: 90px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.18);
            border: 3px solid rgba(255, 255, 255, 0.7);
            cursor: pointer;
            transition: all var(--transition-normal);
            margin-bottom: var(--spacing-xl);
            position: relative;
            animation: playPulse 2.5s ease-in-out infinite;
        }

        .hero-play-btn:hover {
            background: rgba(255, 255, 255, 0.32);
            border-color: #FFFFFF;
            transform: scale(1.06);
            box-shadow: 0 0 40px rgba(255, 255, 255, 0.35);
        }

        .hero-play-btn i {
            font-size: 2.4rem;
            color: #FFFFFF;
            margin-left: 6px;
        }

        @keyframes playPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
            }
            50% {
                box-shadow: 0 0 0 28px rgba(255, 255, 255, 0);
            }
        }

        .hero-video-content h1 {
            font-size: 3rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: var(--spacing-md);
            color: #FFFFFF;
            letter-spacing: 0.3px;
        }

        .hero-video-content h1 span {
            color: var(--accent);
        }

        .hero-video-content .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: var(--spacing-xl);
            line-height: 1.7;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-cta-group {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary {
            background: var(--accent);
            color: #FFFFFF;
            border: 2px solid var(--accent);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 122, 0, 0.35);
        }

        .btn-outline {
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #FFFFFF;
            transform: translateY(-2px);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline-dark:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
            border-radius: 6px;
        }

        /* Section */
        .section {
            padding: var(--spacing-4xl) 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.3px;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Resource Category Cards */
        .resource-category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .resource-cat-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-2xl) var(--spacing-xl);
            box-shadow: var(--shadow-md);
            text-align: center;
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .resource-cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary);
        }

        .resource-cat-card .cat-icon {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-lg);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            font-size: 1.8rem;
            color: var(--primary);
            transition: all var(--transition-normal);
        }

        .resource-cat-card:hover .cat-icon {
            background: var(--primary);
            color: #FFFFFF;
            transform: scale(1.08);
        }

        .resource-cat-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }

        .resource-cat-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .resource-cat-card .cat-count {
            display: inline-block;
            background: var(--secondary);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 5px 14px;
            border-radius: 20px;
        }

        /* Resource List - Mixed Media */
        .resource-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .resource-item {
            display: flex;
            gap: var(--spacing-xl);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            align-items: flex-start;
        }

        .resource-item:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .resource-item-img {
            flex-shrink: 0;
            width: 200px;
            height: 140px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--secondary);
        }

        .resource-item-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .resource-item-body {
            flex: 1;
            min-width: 0;
        }

        .resource-item-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
            line-height: 1.4;
        }

        .resource-item-body .res-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: var(--spacing-sm);
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .resource-item-body .res-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .resource-item-body p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .resource-tags {
            display: flex;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            margin-bottom: var(--spacing-sm);
        }

        .resource-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.8rem;
            background: var(--secondary);
            color: var(--primary);
            border-radius: 20px;
            font-weight: 500;
            transition: all var(--transition-fast);
        }

        .resource-tag:hover {
            background: var(--primary);
            color: #FFFFFF;
        }

        /* Process Steps */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            counter-reset: step;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: var(--spacing-xl) var(--spacing-md);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
        }

        .process-step:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            transition: all var(--transition-normal);
        }

        .process-step:hover .step-number {
            background: var(--accent);
            transform: scale(1.1);
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            text-align: center;
        }

        .stat-item {
            padding: var(--spacing-xl);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
        }

        .stat-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--primary);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: var(--spacing-xs);
        }

        .stat-number .stat-plus {
            color: var(--accent);
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition-normal);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .quote-icon {
            font-size: 2.5rem;
            color: var(--primary-light);
            position: absolute;
            top: 16px;
            left: 20px;
            opacity: 0.7;
        }

        .testimonial-card p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
            padding-top: var(--spacing-sm);
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .testimonial-author .avatar {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-full);
            background: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .testimonial-author .author-info strong {
            display: block;
            font-size: 0.9rem;
            color: var(--text-heading);
        }

        .testimonial-author .author-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg) var(--spacing-xl);
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-heading);
            transition: all var(--transition-fast);
            gap: var(--spacing-md);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            color: var(--primary);
            transition: all var(--transition-fast);
            font-weight: 700;
        }

        .faq-item.active .faq-icon {
            background: var(--accent);
            color: #FFFFFF;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 var(--spacing-xl);
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 var(--spacing-xl) var(--spacing-lg);
        }

        /* Bottom Fixed CTA */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--primary);
            color: #FFFFFF;
            padding: var(--spacing-md) var(--spacing-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-xl);
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.18);
            min-height: 62px;
        }

        .bottom-cta-bar .cta-text {
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .bottom-cta-bar .btn-cta-fixed {
            background: var(--accent);
            color: #FFFFFF;
            border: 2px solid var(--accent);
            padding: 12px 28px;
            font-weight: 700;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .bottom-cta-bar .btn-cta-fixed:hover {
            background: #FFFFFF;
            color: var(--accent);
            border-color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
        }

        /* Footer */
        .site-footer {
            background: #1A1D24;
            color: #B0B8C4;
            padding: var(--spacing-3xl) 0 var(--spacing-2xl);
            margin-bottom: 0;
        }

        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: #8A93A0;
        }

        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: #8A93A0;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #FFFFFF;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: var(--spacing-2xl) auto 0;
            padding: var(--spacing-lg) var(--spacing-lg) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            font-size: 0.82rem;
            color: #6B7380;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom a {
            color: #8A93A0;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .resource-category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .resource-item {
                flex-direction: column;
            }
            .resource-item-img {
                width: 100%;
                height: 180px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .hero-video-content h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 var(--spacing-md);
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                padding: 80px var(--spacing-xl) var(--spacing-xl);
                gap: var(--spacing-sm);
                box-shadow: -4px 0 30px rgba(0, 0, 0, 0.15);
                transition: right var(--transition-normal);
                z-index: 1001;
                overflow-y: auto;
            }
            .main-nav.open {
                right: 0;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 1rem;
                width: 100%;
                text-align: left;
            }
            .hamburger {
                display: flex;
            }
            .resource-category-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .resource-item {
                flex-direction: column;
            }
            .resource-item-img {
                width: 100%;
                height: 160px;
            }
            .hero-video-content h1 {
                font-size: 1.8rem;
            }
            .hero-video-content .hero-subtitle {
                font-size: 1rem;
            }
            .hero-play-btn {
                width: 70px;
                height: 70px;
            }
            .hero-play-btn i {
                font-size: 1.8rem;
            }
            .bottom-cta-bar {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
                padding: var(--spacing-md);
            }
            .bottom-cta-bar .cta-text {
                font-size: 0.9rem;
            }
            .section {
                padding: var(--spacing-3xl) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }
            .container {
                padding: 0 var(--spacing-md);
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
                max-width: 280px;
            }
        }

        @media (max-width: 520px) {
            .stats-bar {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 2rem;
            }
            .hero-video-content h1 {
                font-size: 1.5rem;
            }
            .hero-video {
                min-height: 60vh;
            }
            .hero-play-btn {
                width: 60px;
                height: 60px;
            }
            .hero-play-btn i {
                font-size: 1.5rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero Section - Creator Profile Style */
        .hero-section {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(170deg, #F0F4FA 0%, #E8F0FB 30%, #F9FBFC 70%, #FFFFFF 100%);
            overflow: hidden;
            padding: var(--spacing-4xl) var(--spacing-lg);
        }

        .hero-bg-pattern {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 750px;
            width: 100%;
        }

        .hero-avatar-wrapper {
            display: inline-block;
            width: 110px;
            height: 110px;
            border-radius: var(--radius-full);
            background: var(--bg-white);
            box-shadow: var(--shadow-xl);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-lg);
            border: 4px solid var(--bg-white);
            position: relative;
        }

        .hero-avatar-wrapper::after {
            content: '';
            position: absolute;
            inset: -8px;
            border-radius: var(--radius-full);
            border: 3px solid var(--accent);
            opacity: 0.5;
            animation: pulse-ring 2.5s ease-out infinite;
        }

        @keyframes pulse-ring {
            0% {
                transform: scale(1);
                opacity: 0.6;
            }
            100% {
                transform: scale(1.25);
                opacity: 0;
            }
        }

        .hero-avatar-icon {
            font-size: 3rem;
            color: var(--accent);
        }

        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            justify-content: center;
            margin-bottom: var(--spacing-lg);
        }

        .hero-badge {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 10px 18px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-heading);
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-fast);
        }

        .hero-badge:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .hero-badge i {
            color: var(--primary);
            font-size: 1.1rem;
        }

        .hero-badge .badge-num {
            color: var(--accent);
            font-weight: 700;
            font-size: 1.15rem;
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.3;
            margin-bottom: var(--spacing-md);
            letter-spacing: -0.5px;
        }

        .hero-title span {
            color: var(--primary);
            position: relative;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: var(--spacing-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-cta-row {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 4px 14px rgba(255, 122, 0, 0.35);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 20px rgba(255, 122, 0, 0.5);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn:active {
            transform: translateY(0);
        }

        /* Section Common */
        .section {
            padding: var(--spacing-4xl) var(--spacing-lg);
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: left;
            margin-bottom: var(--spacing-3xl);
            max-width: 800px;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            line-height: 1.3;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.5px;
        }

        /* Highlights Grid */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .highlight-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-2xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            text-align: center;
        }

        .highlight-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--primary-light);
        }

        .highlight-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            font-size: 1.5rem;
            color: var(--primary);
        }

        .highlight-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }

        .highlight-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Circle Cards Grid */
        .circle-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .circle-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
        }

        .circle-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .circle-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .circle-card-body {
            padding: var(--spacing-lg);
        }

        .circle-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .circle-card-body .circle-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: var(--spacing-sm);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .circle-card-body .circle-meta i {
            color: var(--primary);
        }

        .circle-card-body p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .circle-card-body .circle-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .circle-tag {
            display: inline-block;
            padding: 4px 10px;
            font-size: 0.8rem;
            background: var(--secondary);
            color: var(--primary);
            border-radius: var(--radius-xl);
            font-weight: 500;
        }

        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }

        .stat-card {
            text-align: center;
            padding: var(--spacing-xl);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .stat-card .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-xs);
            line-height: 1;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Deep Content */
        .deep-content {
            max-width: 800px;
            margin: 0 auto;
            padding: var(--spacing-3xl) 0;
        }

        .deep-content h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
        }

        .deep-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-top: var(--spacing-xl);
            margin-bottom: var(--spacing-sm);
            line-height: 1.3;
        }

        .deep-content p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: var(--spacing-md);
        }

        .deep-content ul {
            list-style: none;
            padding-left: 0;
            margin-bottom: var(--spacing-md);
        }

        .deep-content ul li {
            position: relative;
            padding-left: 24px;
            margin-bottom: var(--spacing-sm);
            line-height: 1.7;
            color: var(--text-body);
        }

        .deep-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: var(--radius-full);
            background: var(--primary);
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            position: absolute;
            top: 10px;
            left: 20px;
            font-size: 3rem;
            color: var(--primary-light);
            line-height: 1;
            font-family: serif;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
            padding-top: var(--spacing-sm);
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            background: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
        }

        .testimonial-author-info .author-name {
            font-weight: 600;
            color: var(--text-heading);
            font-size: 0.9rem;
        }

        .testimonial-author-info .author-circle {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-md) var(--spacing-lg);
            font-weight: 600;
            color: var(--text-heading);
            font-size: 1rem;
            text-align: left;
            cursor: pointer;
            background: var(--bg-white);
            transition: background var(--transition-fast);
            border: none;
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: var(--spacing-md);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 var(--spacing-lg);
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 var(--spacing-lg) var(--spacing-md);
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: var(--spacing-4xl) var(--spacing-lg);
            text-align: center;
            color: #FFFFFF;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            color: #FFFFFF;
        }

        .cta-section p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: var(--spacing-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 16px 36px;
            font-size: 1.1rem;
            font-weight: 700;
            background: var(--accent);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            box-shadow: 0 6px 24px rgba(255, 122, 0, 0.45);
            transition: all var(--transition-normal);
            border: none;
            cursor: pointer;
        }

        .cta-section .btn-cta:hover {
            background: #FFFFFF;
            color: var(--accent);
            box-shadow: 0 8px 30px rgba(255, 255, 255, 0.3);
            transform: translateY(-3px);
        }

        /* Footer */
        .site-footer {
            background: #1A1D24;
            color: #B0B8C1;
            padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-xl);
        }

        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-2xl);
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
        }

        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: #8C94A0;
        }

        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: #B0B8C1;
            padding: 6px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #FFFFFF;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-top: var(--spacing-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            font-size: 0.85rem;
            color: #8C94A0;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom a {
            color: #B0B8C1;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        .footer-bottom span {
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .circle-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 var(--spacing-md);
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: var(--spacing-md);
                z-index: 1001;
                padding: var(--spacing-3xl);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                font-size: 1.1rem;
                padding: 12px 20px;
            }
            .hamburger {
                display: flex;
            }
            .hero-section {
                min-height: 60vh;
                padding: var(--spacing-3xl) var(--spacing-md);
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-avatar-wrapper {
                width: 80px;
                height: 80px;
            }
            .hero-avatar-icon {
                font-size: 2.2rem;
            }
            .hero-badge-row {
                gap: var(--spacing-sm);
            }
            .hero-badge {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .circle-cards-grid {
                grid-template-columns: 1fr;
            }
            .circle-card-img {
                height: 180px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .stat-card .stat-num {
                font-size: 1.6rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: var(--spacing-3xl) var(--spacing-md);
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.95rem;
            }
            .deep-content {
                padding: var(--spacing-xl) 0;
            }
            .deep-content h2 {
                font-size: 1.4rem;
            }
            .deep-content h3 {
                font-size: 1.15rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-badge-row {
                flex-direction: column;
                align-items: center;
            }
            .hero-cta-row {
                flex-direction: column;
                align-items: center;
            }
            .hero-cta-row .btn {
                width: 100%;
                justify-content: center;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .section-header {
                text-align: center;
            }
            .highlight-card {
                padding: var(--spacing-lg);
            }
        }

/* roulang page: category1 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --accent-light: #FFF3E6;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero Section - 达人墙入口 */
        .hero-talent {
            background: linear-gradient(170deg, #F0F4FA 0%, #E8F0FB 30%, #FFFFFF 70%);
            padding: var(--spacing-4xl) 0 var(--spacing-3xl);
            position: relative;
            overflow: hidden;
            min-height: 70vh;
            display: flex;
            align-items: center;
        }

        .hero-talent::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 450px;
            height: 450px;
            background: radial-gradient(circle, rgba(44, 111, 209, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-talent::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -100px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-talent .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: var(--spacing-3xl);
            flex-wrap: wrap;
        }

        .hero-talent-text {
            flex: 1;
            min-width: 300px;
            animation: fadeInUp 0.7s ease forwards;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-talent-badge {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent);
            font-weight: 600;
            font-size: 0.875rem;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .hero-talent-text h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.25;
            margin-bottom: var(--spacing-lg);
            letter-spacing: -0.5px;
        }

        .hero-talent-text h1 span {
            color: var(--primary);
            position: relative;
        }

        .hero-talent-text h1 span::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(44, 111, 209, 0.15);
            border-radius: 4px;
            z-index: -1;
        }

        .hero-talent-text .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-xl);
            max-width: 500px;
        }

        .hero-talent-actions {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.3px;
            white-space: nowrap;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            box-shadow: 0 4px 14px rgba(255, 122, 0, 0.3);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            box-shadow: 0 6px 20px rgba(255, 122, 0, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 122, 0, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.875rem;
            border-radius: 6px;
        }

        .btn-xs {
            padding: 6px 14px;
            font-size: 0.8rem;
            border-radius: 6px;
        }

        /* 主推达人放大卡片 */
        .hero-featured-card {
            flex: 0 0 380px;
            min-width: 320px;
            background: var(--bg-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-xl);
            overflow: hidden;
            animation: fadeInUp 0.8s ease 0.2s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
            transition: transform var(--transition-normal), box-shadow var(--transition-normal);
            position: relative;
        }

        .hero-featured-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 48px rgba(0, 0, 0, 0.16);
        }

        .hero-featured-card .card-img-wrap {
            position: relative;
            height: 220px;
            overflow: hidden;
            background: #e8ecf2;
        }

        .hero-featured-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .hero-featured-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .hero-featured-card .featured-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            z-index: 3;
            box-shadow: 0 4px 12px rgba(255, 122, 0, 0.35);
        }

        .hero-featured-card .card-body {
            padding: var(--spacing-lg) var(--spacing-xl);
            text-align: center;
        }

        .hero-featured-card .card-body .talent-avatar {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-full);
            overflow: hidden;
            margin: -50px auto 12px;
            border: 4px solid #fff;
            box-shadow: var(--shadow-md);
            background: #e0e5ec;
            position: relative;
            z-index: 2;
        }

        .hero-featured-card .card-body .talent-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-featured-card .card-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 4px;
        }

        .hero-featured-card .card-body .talent-tag {
            display: inline-block;
            font-size: 0.8rem;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 12px;
            border-radius: 12px;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .hero-featured-card .card-body .talent-stats {
            display: flex;
            justify-content: center;
            gap: var(--spacing-lg);
            margin: var(--spacing-md) 0;
            font-size: 0.875rem;
            color: var(--text-muted);
        }

        .hero-featured-card .card-body .talent-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
            font-weight: 500;
        }

        .hero-featured-card .card-body .talent-stats strong {
            color: var(--text-heading);
            font-weight: 700;
        }

        .hero-featured-card .card-body .btn {
            margin-top: var(--spacing-sm);
            width: 100%;
            justify-content: center;
            padding: 12px 24px;
            font-size: 0.95rem;
        }

        /* Section Common */
        .section {
            padding: var(--spacing-4xl) 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.3px;
        }

        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-header .section-divider {
            width: 50px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin: var(--spacing-md) auto 0;
        }

        /* 达人卡片网格 */
        .talent-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .talent-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
            border: 1px solid var(--border-light);
        }

        .talent-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }

        .talent-card .card-img {
            height: 200px;
            overflow: hidden;
            background: #e8ecf2;
            position: relative;
        }

        .talent-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .talent-card:hover .card-img img {
            transform: scale(1.06);
        }

        .talent-card .card-img .verified-icon {
            position: absolute;
            top: 12px;
            right: 12px;
            width: 28px;
            height: 28px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            z-index: 2;
            box-shadow: 0 2px 8px rgba(44, 111, 209, 0.4);
        }

        .talent-card .card-content {
            padding: var(--spacing-lg);
            text-align: center;
        }

        .talent-card .card-content .mini-avatar {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            overflow: hidden;
            margin: -40px auto 10px;
            border: 3px solid #fff;
            box-shadow: var(--shadow-sm);
            background: #e0e5ec;
            position: relative;
            z-index: 2;
        }

        .talent-card .card-content .mini-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .talent-card .card-content h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 2px;
        }

        .talent-card .card-content .field-tag {
            font-size: 0.78rem;
            color: var(--accent);
            font-weight: 500;
            margin-bottom: 6px;
        }

        .talent-card .card-content p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: var(--spacing-md);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .talent-card .card-content .mini-stats {
            display: flex;
            justify-content: center;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: var(--spacing-md);
        }

        .talent-card .card-content .mini-stats span {
            font-weight: 500;
        }

        .talent-card .card-content .mini-stats strong {
            color: var(--text-heading);
            font-weight: 700;
        }

        .talent-card .card-content .btn {
            width: 100%;
            justify-content: center;
            padding: 10px 20px;
            font-size: 0.875rem;
        }

        /* 流程区域 */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            position: relative;
        }

        .process-flow::before {
            content: '';
            position: absolute;
            top: 48px;
            left: 12%;
            width: 76%;
            height: 2px;
            background: linear-gradient(90deg, var(--border), var(--primary-light), var(--border));
            z-index: 1;
            pointer-events: none;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .process-step .step-icon {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-full);
            background: var(--bg-white);
            border: 3px solid var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            font-size: 1.5rem;
            color: var(--primary);
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }

        .process-step:hover .step-icon {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .process-step .step-number {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 4px;
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 4px;
        }

        .process-step p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 评价区 */
        .testimonial-slider {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            position: absolute;
            top: 16px;
            left: 20px;
            font-size: 4rem;
            color: var(--primary-light);
            line-height: 1;
            font-family: Georgia, serif;
            pointer-events: none;
            z-index: 0;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .testimonial-card .testimonial-text {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
            position: relative;
            z-index: 1;
            padding-left: 8px;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            border-top: 1px solid var(--border-light);
            padding-top: var(--spacing-md);
        }

        .testimonial-card .testimonial-author .author-avatar {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-full);
            background: #e0e5ec;
            overflow: hidden;
            flex-shrink: 0;
        }

        .testimonial-card .testimonial-author .author-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .testimonial-card .testimonial-author .author-info {
            font-size: 0.875rem;
        }

        .testimonial-card .testimonial-author .author-info strong {
            color: var(--text-heading);
            display: block;
        }

        .testimonial-card .testimonial-author .author-info span {
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--primary-light);
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg) var(--spacing-xl);
            cursor: pointer;
            font-weight: 600;
            color: var(--text-heading);
            font-size: 1rem;
            user-select: none;
            transition: color var(--transition-fast);
            gap: var(--spacing-md);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            transition: all var(--transition-fast);
        }

        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 var(--spacing-xl);
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 var(--spacing-xl) var(--spacing-lg);
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #1a4d9e 100%);
            padding: var(--spacing-4xl) 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -120px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto var(--spacing-xl);
            line-height: 1.6;
        }

        .cta-section .btn {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            font-size: 1.1rem;
            padding: 16px 36px;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
            font-weight: 700;
        }

        .cta-section .btn:hover {
            background: #f0f4fa;
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
        }

        .cta-section .btn:active {
            transform: translateY(0);
        }

        /* Footer */
        .site-footer {
            background: #1a1f2b;
            color: #c5cdd8;
            padding: var(--spacing-3xl) 0 var(--spacing-lg);
            font-size: 0.9rem;
        }

        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-2xl);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .footer-col p {
            line-height: 1.6;
            font-size: 0.875rem;
            color: #a0aab4;
        }

        .footer-col a {
            display: block;
            color: #c5cdd8;
            padding: 4px 0;
            font-size: 0.875rem;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: var(--spacing-lg) var(--spacing-lg) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: #8a94a3;
        }

        .footer-bottom a {
            color: #8a94a3;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom span {
            display: inline-flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px;
        }

        /* Bottom Fixed Bar */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            color: #fff;
            z-index: 999;
            padding: 12px var(--spacing-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-lg);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
            flex-wrap: wrap;
        }

        .bottom-fixed-bar .bar-text {
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
        }

        .bottom-fixed-bar .btn {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            font-weight: 700;
            padding: 10px 22px;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        .bottom-fixed-bar .btn:hover {
            background: #f0f4fa;
            transform: translateY(-2px);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-talent .container {
                flex-direction: column;
                text-align: center;
            }

            .hero-talent-text .hero-subtitle {
                max-width: 100%;
            }

            .hero-talent-actions {
                justify-content: center;
            }

            .hero-featured-card {
                flex: 0 0 auto;
                width: 100%;
                max-width: 420px;
            }

            .talent-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-flow {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-xl);
            }

            .process-flow::before {
                display: none;
            }

            .testimonial-slider {
                grid-template-columns: 1fr;
            }

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-xl);
            }

            .hero-talent-text h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: var(--spacing-lg);
                box-shadow: var(--shadow-lg);
                z-index: 1001;
                gap: var(--spacing-sm);
                border-bottom: 2px solid var(--border-light);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                padding: 12px 16px;
                width: 100%;
                text-align: center;
                font-size: 1rem;
                border-radius: var(--radius-sm);
            }

            .hamburger {
                display: flex;
            }

            .hero-talent {
                padding: var(--spacing-3xl) 0 var(--spacing-2xl);
                min-height: auto;
            }

            .hero-talent-text h1 {
                font-size: 1.8rem;
            }

            .hero-featured-card {
                max-width: 100%;
            }

            .hero-featured-card .card-img-wrap {
                height: 180px;
            }

            .talent-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .process-flow {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-lg);
            }

            .testimonial-slider {
                grid-template-columns: 1fr;
            }

            .section {
                padding: var(--spacing-3xl) 0;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

            .cta-section h2 {
                font-size: 1.7rem;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }

            .bottom-fixed-bar {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
                padding: 10px var(--spacing-md);
            }

            .bottom-fixed-bar .bar-text {
                font-size: 0.85rem;
            }

            .hero-talent .container {
                gap: var(--spacing-xl);
            }

            .hero-talent-text .hero-subtitle {
                font-size: 1rem;
            }

            .btn {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .hero-talent-text h1 {
                font-size: 1.5rem;
            }

            .hero-featured-card .card-img-wrap {
                height: 150px;
            }

            .process-flow {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }

            .talent-card .card-img {
                height: 160px;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }

            .cta-section h2 {
                font-size: 1.4rem;
            }

            .faq-question {
                padding: var(--spacing-md);
                font-size: 0.9rem;
            }

            .faq-answer {
                padding: 0 var(--spacing-md);
                font-size: 0.85rem;
            }

            .faq-item.active .faq-answer {
                padding: 0 var(--spacing-md) var(--spacing-md);
            }

            .hero-featured-card {
                flex: 0 0 auto;
                width: 100%;
                max-width: 100%;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero Section - 裂变邀请风格 */
        .hero-section {
            position: relative;
            background: linear-gradient(170deg, #F0F4FA 0%, #E8F0FB 30%, #FFFFFF 70%);
            padding: var(--spacing-5xl) 0 var(--spacing-4xl);
            overflow: hidden;
            min-height: 70vh;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(44, 111, 209, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-3xl);
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-text {
            animation: fadeInUp 0.8s ease forwards;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: var(--spacing-lg);
            letter-spacing: 0.5px;
            animation: fadeInUp 0.8s ease 0.1s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }

        .hero-title {
            font-size: 2.75rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.25;
            margin-bottom: var(--spacing-lg);
            letter-spacing: -0.5px;
            animation: fadeInUp 0.8s ease 0.2s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }

        .hero-title span {
            color: var(--primary);
            position: relative;
        }

        .hero-title span::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(44, 111, 209, 0.15);
            border-radius: 4px;
            z-index: -1;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-xl);
            max-width: 480px;
            animation: fadeInUp 0.8s ease 0.3s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }

        .hero-actions {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
            animation: fadeInUp 0.8s ease 0.4s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
            letter-spacing: 0.3px;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 122, 0, 0.3);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 20px rgba(255, 122, 0, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 122, 0, 0.25);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        .hero-visual {
            animation: fadeInUp 0.8s ease 0.3s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
            position: relative;
        }

        .hero-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl);
            box-shadow: var(--shadow-xl);
            border: 1px solid var(--border-light);
            position: relative;
            z-index: 2;
        }

        .hero-card .reward-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            text-align: center;
        }

        .hero-card .reward-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .reward-tiers {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
        }

        .reward-tier {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            background: var(--bg-light);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .reward-tier.reached {
            background: #E8F8EF;
            border-color: #B8E6CC;
        }

        .reward-tier .tier-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
            background: var(--border-light);
            color: var(--text-muted);
        }

        .reward-tier.reached .tier-icon {
            background: #34C759;
            color: #fff;
        }

        .reward-tier .tier-info {
            flex: 1;
            min-width: 0;
        }

        .reward-tier .tier-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-heading);
        }

        .reward-tier .tier-detail {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .progress-wrap {
            margin-bottom: var(--spacing-lg);
        }

        .progress-label {
            display: flex;
            justify-content: space-between;
            font-size: 0.85rem;
            color: var(--text-body);
            margin-bottom: var(--spacing-sm);
        }

        .progress-bar {
            width: 100%;
            height: 10px;
            background: var(--border-light);
            border-radius: 5px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent), #FF9A40);
            border-radius: 5px;
            transition: width var(--transition-slow);
            width: 40%;
        }

        .hero-card .btn {
            width: 100%;
            justify-content: center;
            text-align: center;
        }

        /* Section Base */
        .section {
            padding: var(--spacing-4xl) 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-md);
            letter-spacing: -0.3px;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.5px;
        }

        /* Hot Topics Grid */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .topic-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .topic-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .topic-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .topic-card-body {
            padding: var(--spacing-lg);
        }

        .topic-card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: var(--spacing-sm);
            background: var(--primary-light);
            color: var(--primary);
        }

        .topic-card-tag.hot {
            background: #FFF0E5;
            color: var(--accent);
        }

        .topic-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            line-height: 1.4;
        }

        .topic-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: var(--spacing-md);
        }

        .topic-card-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .topic-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* How It Works */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            counter-reset: step;
        }

        .step-item {
            text-align: center;
            position: relative;
            padding: var(--spacing-xl) var(--spacing-md);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
            counter-increment: step;
        }

        .step-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            background: var(--primary);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
        }

        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }

        .step-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Discussion Categories */
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }

        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl) var(--spacing-lg);
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .category-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--primary);
        }

        .category-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
            display: block;
        }

        .category-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .category-card .count {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Deep Content */
        .deep-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .deep-content h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-lg);
            line-height: 1.35;
        }

        .deep-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-heading);
            margin: var(--spacing-xl) 0 var(--spacing-md);
            line-height: 1.35;
        }

        .deep-content p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: var(--spacing-md);
        }

        .deep-content blockquote {
            border-left: 4px solid var(--primary);
            padding: var(--spacing-md) var(--spacing-lg);
            margin: var(--spacing-lg) 0;
            background: var(--bg-light);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-body);
        }

        .deep-content ul {
            list-style: none;
            padding: 0;
            margin: var(--spacing-lg) 0;
        }

        .deep-content ul li {
            padding: var(--spacing-sm) 0;
            padding-left: 28px;
            position: relative;
            line-height: 1.7;
            color: var(--text-body);
        }

        .deep-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 14px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--border);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg) var(--spacing-xl);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-heading);
            cursor: pointer;
            text-align: left;
            background: none;
            border: none;
            gap: var(--spacing-md);
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 var(--spacing-xl);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 var(--spacing-xl) var(--spacing-lg);
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #1A4F9E 100%);
            padding: var(--spacing-4xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.04) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-md);
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: var(--spacing-xl);
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .cta-section .btn {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
            padding: 16px 40px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        .cta-section .btn:hover {
            background: #F8F9FB;
            box-shadow: 0 10px 32px rgba(0, 0, 0, 0.28);
            transform: translateY(-3px);
        }

        .cta-section .btn:active {
            transform: translateY(0);
        }

        /* Footer */
        .site-footer {
            background: #1A1D22;
            color: #B0B5BD;
            padding: var(--spacing-3xl) 0 var(--spacing-xl);
            font-size: 0.9rem;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .footer-col p {
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
            color: #9BA0A8;
        }

        .footer-col a {
            display: block;
            color: #B0B5BD;
            padding: 4px 0;
            transition: color var(--transition-fast);
            font-size: 0.9rem;
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: var(--spacing-xl) auto 0;
            padding: var(--spacing-lg) var(--spacing-lg) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: #7A8088;
        }

        .footer-bottom a {
            color: #7A8088;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom span {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
        }

        /* Mobile Nav Overlay */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav a {
                padding: 6px 10px;
                font-size: 0.85rem;
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .categories-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .hero-card {
                max-width: 450px;
                margin: 0 auto;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 var(--spacing-md);
                height: 56px;
            }
            .hamburger {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: var(--spacing-md);
                transform: translateX(100%);
                transition: transform var(--transition-normal);
                z-index: 1001;
                padding: var(--spacing-2xl);
            }
            .main-nav.open {
                transform: translateX(0);
            }
            .main-nav a {
                font-size: 1.1rem;
                padding: 12px 20px;
                width: 100%;
                text-align: center;
            }
            .hero-section {
                padding: var(--spacing-3xl) 0 var(--spacing-2xl);
                min-height: auto;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-card {
                max-width: 100%;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .steps-list {
                grid-template-columns: 1fr;
            }
            .categories-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: var(--spacing-2xl) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }
            .footer-bottom span {
                justify-content: center;
            }
            .container {
                padding: 0 var(--spacing-md);
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 1rem;
            }
            .deep-content {
                padding: 0;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .categories-grid {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .topic-card-img {
                height: 160px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero Section */
        .page-hero {
            background: linear-gradient(160deg, #F0F4FA 0%, #E8F0FB 30%, #FFFFFF 70%);
            padding: var(--spacing-4xl) 0 var(--spacing-3xl);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(44, 111, 209, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: var(--spacing-3xl);
            flex-wrap: wrap;
        }

        .hero-text {
            flex: 1;
            min-width: 300px;
        }

        .hero-text .badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.5px;
        }

        .hero-text h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.3;
            margin-bottom: var(--spacing-md);
            letter-spacing: -0.5px;
        }

        .hero-text h1 span {
            color: var(--primary);
        }

        .hero-text .hero-desc {
            font-size: 1.1rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: var(--spacing-xl);
            max-width: 560px;
        }

        .hero-search {
            display: flex;
            gap: var(--spacing-sm);
            max-width: 480px;
            margin-bottom: var(--spacing-md);
        }

        .hero-search input {
            flex: 1;
            padding: 14px 20px;
            border: 2px solid var(--border);
            border-radius: var(--radius-md);
            font-size: 1rem;
            background: var(--bg-white);
            transition: all var(--transition-fast);
            color: var(--text-heading);
        }

        .hero-search input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(44, 111, 209, 0.08);
            border-radius: var(--radius-md);
        }

        .hero-search input::placeholder {
            color: var(--text-muted);
        }

        .hero-search .btn-search {
            padding: 14px 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .hero-search .btn-search:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .hero-visual {
            flex: 0 0 400px;
            min-width: 280px;
            position: relative;
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .hero-stats-row {
            display: flex;
            gap: var(--spacing-xl);
            margin-top: var(--spacing-lg);
            flex-wrap: wrap;
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat .stat-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            display: block;
        }

        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Section Common */
        .section {
            padding: var(--spacing-4xl) 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.3px;
        }

        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        /* Topic Tags Cloud */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            justify-content: center;
            margin-bottom: var(--spacing-2xl);
        }

        .tag-item {
            display: inline-block;
            padding: 10px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .tag-item:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        .tag-item.hot {
            background: #FFF3E8;
            border-color: #FFD5A8;
            color: var(--accent);
            font-weight: 600;
        }

        .tag-item.hot i {
            margin-right: 4px;
        }

        /* Topic Cards Grid */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .topic-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            cursor: pointer;
            border: 1px solid var(--border-light);
        }

        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }

        .topic-card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .topic-card-body {
            padding: var(--spacing-lg);
        }

        .topic-card-body .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary);
            margin-bottom: var(--spacing-sm);
        }

        .topic-card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            line-height: 1.4;
        }

        .topic-card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .topic-card-meta {
            display: flex;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: var(--text-muted);
            align-items: center;
        }

        .topic-card-meta i {
            margin-right: 3px;
            font-size: 0.75rem;
        }

        /* Discussion List */
        .discussion-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .discussion-item {
            display: flex;
            gap: var(--spacing-lg);
            background: var(--bg-white);
            padding: var(--spacing-lg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }

        .discussion-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }

        .discussion-rank {
            flex: 0 0 44px;
            height: 44px;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 700;
            font-size: 1.2rem;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .discussion-rank.top {
            background: #FFF3E8;
            color: var(--accent);
        }

        .discussion-content {
            flex: 1;
            min-width: 0;
        }

        .discussion-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .discussion-content .discussion-excerpt {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .discussion-meta {
            display: flex;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .discussion-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .discussion-avatar {
            flex: 0 0 48px;
        }

        .discussion-avatar img {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            object-fit: cover;
            border: 2px solid var(--border-light);
        }

        /* Rules & Flow */
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }

        .rule-card {
            text-align: center;
            padding: var(--spacing-xl) var(--spacing-lg);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .rule-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .rule-icon {
            display: inline-flex;
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: var(--spacing-md);
        }

        .rule-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }

        .rule-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-md) var(--spacing-lg);
            cursor: pointer;
            font-weight: 600;
            color: var(--text-heading);
            font-size: 1rem;
            gap: var(--spacing-md);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-fast);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 var(--spacing-lg);
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 var(--spacing-lg) var(--spacing-md);
        }

        .faq-item.active .faq-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: var(--spacing-4xl) 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 1.1rem;
            margin-bottom: var(--spacing-xl);
            opacity: 0.9;
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-block;
            padding: 16px 40px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
            letter-spacing: 0.5px;
        }

        .btn-cta-large:hover {
            background: #fff;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
        }

        .btn-outline-light {
            display: inline-block;
            padding: 14px 32px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            margin-left: var(--spacing-md);
            position: relative;
            z-index: 1;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #1A1D23;
            color: #B0B5BE;
            padding: var(--spacing-3xl) 0 var(--spacing-xl);
            font-size: 0.9rem;
        }

        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-2xl);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .footer-col p {
            line-height: 1.7;
            color: #8C9098;
            font-size: 0.85rem;
        }

        .footer-col a {
            display: block;
            color: #B0B5BE;
            padding: 5px 0;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: var(--spacing-lg) var(--spacing-lg) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: #8C9098;
        }

        .footer-bottom a {
            color: #B0B5BE;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .rules-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .hero-visual {
                flex: 0 0 320px;
            }

            .hero-text h1 {
                font-size: 2.2rem;
            }

            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-xl);
            }
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: var(--spacing-md);
                transform: translateX(100%);
                transition: transform var(--transition-normal);
                z-index: 1001;
                padding: var(--spacing-2xl);
            }

            .main-nav.open {
                transform: translateX(0);
            }

            .main-nav a {
                font-size: 1.1rem;
                padding: 12px 20px;
                width: 100%;
                text-align: center;
            }

            .hero-content {
                flex-direction: column;
                gap: var(--spacing-xl);
            }

            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                min-width: auto;
            }

            .hero-text h1 {
                font-size: 1.8rem;
            }

            .topics-grid {
                grid-template-columns: 1fr;
            }

            .rules-grid {
                grid-template-columns: 1fr;
            }

            .discussion-item {
                flex-direction: column;
                align-items: flex-start;
            }

            .discussion-rank {
                flex: 0 0 auto;
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }

            .discussion-avatar {
                display: none;
            }

            .hero-stats-row {
                gap: var(--spacing-md);
                justify-content: center;
            }

            .hero-stat .stat-num {
                font-size: 1.3rem;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

            .btn-outline-light {
                display: block;
                margin-left: 0;
                margin-top: var(--spacing-md);
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }

            .section {
                padding: var(--spacing-3xl) 0;
            }

            .hero-search {
                flex-direction: column;
            }

            .hero-search .btn-search {
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }

            .hero-text .hero-desc {
                font-size: 0.95rem;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }

            .tags-cloud {
                gap: var(--spacing-xs);
            }

            .tag-item {
                padding: 7px 14px;
                font-size: 0.8rem;
            }

            .container {
                padding: 0 var(--spacing-md);
            }
        }

/* roulang page: category4 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --accent-light: #FFF3E6;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Hero - 众筹预热风格 */
        .hero-section {
            position: relative;
            background: linear-gradient(170deg, #F0F4FA 0%, #E8F0FB 30%, #FFFFFF 100%);
            padding: var(--spacing-4xl) 0 var(--spacing-5xl);
            overflow: hidden;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }

        .hero-bg-pattern {
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            border-radius: 0 0 0 120px;
            z-index: 0;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0) 100%);
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-3xl);
            align-items: center;
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        .hero-left {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xl);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-sm);
            background: var(--accent-light);
            color: var(--accent-dark);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 8px 16px;
            border-radius: 50px;
            width: fit-content;
            letter-spacing: 0.3px;
        }

        .hero-badge i {
            font-size: 0.85rem;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-heading);
            line-height: 1.25;
            letter-spacing: -0.5px;
        }

        .hero-title span {
            color: var(--primary);
            position: relative;
        }

        .hero-title span::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 100%;
            height: 10px;
            background: var(--primary-light);
            border-radius: 4px;
            z-index: -1;
            opacity: 0.7;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-body);
            line-height: 1.7;
            max-width: 480px;
        }

        .hero-stats-row {
            display: flex;
            gap: var(--spacing-xl);
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.1;
        }

        .hero-stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .hero-cta-group {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.3px;
            cursor: pointer;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 122, 0, 0.35);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 20px rgba(255, 122, 0, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 122, 0, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-lg {
            padding: 16px 34px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        /* 进度环 */
        .progress-ring-wrapper {
            display: flex;
            align-items: center;
            gap: var(--spacing-lg);
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg) var(--spacing-xl);
            box-shadow: var(--shadow-md);
            width: fit-content;
        }

        .progress-ring-svg {
            flex-shrink: 0;
        }

        .progress-ring-circle-bg {
            fill: none;
            stroke: var(--border);
            stroke-width: 8;
        }

        .progress-ring-circle-fg {
            fill: none;
            stroke: var(--accent);
            stroke-width: 8;
            stroke-linecap: round;
            transition: stroke-dashoffset 0.8s ease;
        }

        .progress-ring-text {
            font-size: 1.6rem;
            font-weight: 700;
            fill: var(--text-heading);
            text-anchor: middle;
            dominant-baseline: central;
        }

        .progress-info {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .progress-info-title {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-heading);
        }

        .progress-info-detail {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .progress-info-detail strong {
            color: var(--accent);
            font-weight: 700;
        }

        /* 右侧档位预览 */
        .hero-right {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .tier-preview-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .tier-preview-title i {
            color: var(--accent);
            font-size: 1rem;
        }

        .tier-cards-stack {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .tier-card-mini {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-md) var(--spacing-lg);
            box-shadow: var(--shadow-sm);
            border: 2px solid transparent;
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .tier-card-mini:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }

        .tier-card-mini.featured {
            border-color: var(--accent);
            background: var(--accent-light);
            box-shadow: var(--shadow-md);
        }

        .tier-icon-circle {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
            font-weight: 700;
        }

        .tier-icon-circle.tier-1 {
            background: #E8F0FB;
            color: #2C6FD1;
        }

        .tier-icon-circle.tier-2 {
            background: #FFF3E6;
            color: #FF7A00;
        }

        .tier-icon-circle.tier-3 {
            background: #FCE4EC;
            color: #D32F2F;
        }

        .tier-icon-circle.tier-4 {
            background: #E8F5E9;
            color: #2E7D32;
        }

        .tier-card-mini-info {
            flex: 1;
            min-width: 0;
        }

        .tier-card-mini-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-heading);
        }

        .tier-card-mini-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .tier-card-mini-arrow {
            color: var(--text-muted);
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
        }

        .tier-card-mini:hover .tier-card-mini-arrow {
            transform: translateX(3px);
            color: var(--primary);
        }

        /* 板块通用 */
        .section {
            padding: var(--spacing-4xl) 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            line-height: 1.35;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* 达人类型卡片 */
        .talent-types-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }

        .talent-type-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-md);
            text-align: center;
            transition: all var(--transition-normal);
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }

        .talent-type-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
        }

        .talent-type-card .type-icon {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            font-size: 1.6rem;
        }

        .talent-type-card .type-icon.icon-new {
            background: #E8F0FB;
            color: #2C6FD1;
        }

        .talent-type-card .type-icon.icon-hot {
            background: #FFF3E6;
            color: #FF7A00;
        }

        .talent-type-card .type-icon.icon-star {
            background: #FCE4EC;
            color: #D32F2F;
        }

        .talent-type-card .type-icon.icon-legend {
            background: #E8F5E9;
            color: #2E7D32;
        }

        .talent-type-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }

        .talent-type-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: var(--spacing-md);
        }

        .talent-type-card .type-count {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
        }

        /* 推荐达人卡片网格 */
        .talents-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .talent-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
        }

        .talent-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .talent-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--bg-alt);
        }

        .talent-card-body {
            padding: var(--spacing-lg);
        }

        .talent-card-header {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-sm);
        }

        .talent-avatar {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            object-fit: cover;
            background: var(--bg-alt);
            flex-shrink: 0;
        }

        .talent-card-name {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-heading);
        }

        .talent-card-tag {
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 50px;
            background: var(--accent-light);
            color: var(--accent-dark);
            display: inline-block;
            margin-left: auto;
        }

        .talent-card-desc {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: var(--spacing-sm);
        }

        .talent-card-stats {
            display: flex;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .talent-card-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .talent-card-stats i {
            font-size: 0.75rem;
        }

        .talent-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: var(--spacing-sm);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .talent-card-btn:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        /* 流程 */
        .steps-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
            position: relative;
        }

        .step-card {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .step-number {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            background: var(--primary);
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            box-shadow: 0 4px 14px rgba(44, 111, 209, 0.3);
        }

        .step-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .step-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .steps-flow::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 20%;
            width: 60%;
            height: 3px;
            background: var(--border);
            z-index: 0;
            border-radius: 2px;
        }

        /* 达人权益列表 */
        .benefits-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        .benefit-item {
            display: flex;
            gap: var(--spacing-md);
            align-items: flex-start;
            background: var(--bg-white);
            padding: var(--spacing-lg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
        }

        .benefit-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }

        .benefit-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .benefit-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 4px;
        }

        .benefit-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 评价 */
        .testimonials-scroll {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }

        .testimonial-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }

        .testimonial-quote {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
            font-style: italic;
            position: relative;
            padding-left: var(--spacing-md);
            border-left: 3px solid var(--primary-light);
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-full);
            background: var(--bg-alt);
            object-fit: cover;
        }

        .testimonial-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-heading);
        }

        .testimonial-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-normal);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg);
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-heading);
            gap: var(--spacing-md);
            transition: background var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            font-weight: 700;
        }

        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 var(--spacing-lg);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 var(--spacing-lg) var(--spacing-lg);
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #2C6FD1 0%, #1F539E 100%);
            padding: var(--spacing-3xl) 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            color: #fff;
        }

        .cta-section p {
            font-size: 1.05rem;
            opacity: 0.9;
            margin-bottom: var(--spacing-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .btn-white {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .btn-white:hover {
            background: #f0f4fa;
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(0, 0, 0, 0.25);
        }

        /* 底部固定条 */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            color: #fff;
            z-index: 999;
            padding: 12px var(--spacing-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
        }

        .sticky-bottom-bar span {
            font-weight: 600;
            font-size: 0.95rem;
        }

        .sticky-bottom-bar .btn {
            background: var(--accent);
            color: #fff;
            padding: 10px 22px;
            font-size: 0.9rem;
            box-shadow: 0 3px 10px rgba(255, 122, 0, 0.4);
        }

        .sticky-bottom-bar .btn:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: #1A1A2E;
            color: #B0B8C8;
            padding: var(--spacing-3xl) 0 var(--spacing-lg);
            margin-bottom: 60px;
        }

        .site-footer a {
            color: #B0B8C8;
            transition: color var(--transition-fast);
        }

        .site-footer a:hover {
            color: #fff;
        }

        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-xl);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
        }

        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.7;
            opacity: 0.85;
        }

        .footer-col a {
            display: block;
            font-size: 0.9rem;
            margin-bottom: var(--spacing-sm);
            opacity: 0.85;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: var(--spacing-md) var(--spacing-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            font-size: 0.85rem;
            justify-content: center;
            align-items: center;
            text-align: center;
        }

        .footer-bottom a {
            opacity: 0.8;
            font-size: 0.85rem;
        }

        .footer-bottom a:hover {
            opacity: 1;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-2xl);
            }
            .hero-bg-pattern {
                width: 100%;
                opacity: 0.08;
                border-radius: 0;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .talent-types-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .talents-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-flow {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-flow::before {
                display: none;
            }
            .testimonials-scroll {
                grid-template-columns: repeat(2, 1fr);
            }
            .benefits-list {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-xl);
            }
        }

        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                padding: 80px var(--spacing-lg) var(--spacing-lg);
                box-shadow: var(--shadow-xl);
                transition: right var(--transition-normal);
                z-index: 1001;
                gap: var(--spacing-sm);
                overflow-y: auto;
                align-items: stretch;
            }
            .main-nav.open {
                right: 0;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 1rem;
                text-align: left;
                border-radius: var(--radius-sm);
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-stats-row {
                gap: var(--spacing-md);
            }
            .hero-stat-number {
                font-size: 1.5rem;
            }
            .progress-ring-wrapper {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
                padding: var(--spacing-md);
                width: 100%;
            }
            .talent-types-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .talents-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .steps-flow {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .testimonials-scroll {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .benefits-list {
                grid-template-columns: 1fr;
            }
            .tier-cards-stack {
                gap: var(--spacing-xs);
            }
            .tier-card-mini {
                padding: var(--spacing-sm) var(--spacing-md);
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .btn-lg {
                padding: 14px 26px;
                font-size: 1rem;
            }
            .section {
                padding: var(--spacing-3xl) 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .sticky-bottom-bar {
                flex-direction: column;
                gap: var(--spacing-sm);
                padding: 10px var(--spacing-md);
                text-align: center;
            }
            .sticky-bottom-bar span {
                font-size: 0.85rem;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }
            .container {
                padding: 0 var(--spacing-md);
            }
        }

        @media (max-width: 520px) {
            .talent-types-grid {
                grid-template-columns: 1fr;
            }
            .steps-flow {
                grid-template-columns: 1fr;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: var(--spacing-sm);
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-inner {
                gap: var(--spacing-xl);
            }
            .header-inner {
                padding: 0 var(--spacing-md);
            }
        }

/* roulang page: category7 */
:root {
            --primary: #2C6FD1;
            --primary-dark: #1F539E;
            --primary-light: #E8F0FB;
            --secondary: #F0F4FA;
            --accent: #FF7A00;
            --accent-dark: #D96600;
            --text-heading: #1A1A1A;
            --text-body: #4A4A4A;
            --text-muted: #8C8C8C;
            --bg-white: #FFFFFF;
            --bg-light: #F9FBFC;
            --bg-alt: #F0F4FA;
            --border: #E5E9EF;
            --border-light: #EDF1F5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --spacing-5xl: 100px;
            --max-width: 1200px;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-white);
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid var(--primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal), background var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 64px;
            gap: var(--spacing-lg);
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--primary-dark);
        }

        .logo i {
            margin-right: 6px;
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
            justify-content: center;
        }

        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            background: var(--primary-light);
        }

        .main-nav a.active {
            font-weight: 600;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1002;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-heading);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Page Hero */
        .page-hero {
            background: linear-gradient(160deg, #F0F4FA 0%, #E8F0FB 40%, #FFFFFF 100%);
            padding: var(--spacing-4xl) 0 var(--spacing-3xl);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(44, 111, 209, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 1;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 50px;
            margin-bottom: var(--spacing-lg);
            letter-spacing: 0.5px;
        }

        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.3;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .page-hero h1 span {
            color: var(--primary);
        }

        .page-hero .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-body);
            max-width: 680px;
            margin: 0 auto var(--spacing-xl);
            line-height: 1.7;
        }

        .page-hero .hero-cta-group {
            display: flex;
            gap: var(--spacing-md);
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 122, 0, 0.3);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 20px rgba(255, 122, 0, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 122, 0, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        /* Section */
        .section {
            padding: var(--spacing-4xl) 0;
        }

        .section-alt {
            background: var(--bg-light);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.3px;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Membership Tier Cards */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-xl);
            align-items: stretch;
        }

        .tier-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl) var(--spacing-xl);
            text-align: center;
            border: 2px solid var(--border-light);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            position: relative;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .tier-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: var(--primary);
        }

        .tier-card.featured {
            border-color: var(--accent);
            background: linear-gradient(180deg, #FFF9F2 0%, #FFFFFF 40%);
            box-shadow: var(--shadow-lg);
            position: relative;
            z-index: 1;
        }

        .tier-card.featured::before {
            content: '最受欢迎';
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: 50px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .tier-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto var(--spacing-lg);
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: #fff;
            flex-shrink: 0;
        }

        .tier-icon.free {
            background: linear-gradient(135deg, #8C8C8C, #B0B0B0);
        }

        .tier-icon.gold {
            background: linear-gradient(135deg, #F5A623, #FFC107);
        }

        .tier-icon.diamond {
            background: linear-gradient(135deg, #5B8DEF, #2C6FD1);
        }

        .tier-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .tier-card .tier-price {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
        }

        .tier-card .tier-price small {
            font-size: 0.9rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .tier-card .tier-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: var(--spacing-lg);
            line-height: 1.6;
            flex-grow: 0;
        }

        .tier-features {
            list-style: none;
            text-align: left;
            margin-bottom: var(--spacing-xl);
            flex-grow: 1;
        }

        .tier-features li {
            padding: 8px 0;
            font-size: 0.9rem;
            color: var(--text-body);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            border-bottom: 1px solid var(--border-light);
            line-height: 1.5;
        }

        .tier-features li:last-child {
            border-bottom: none;
        }

        .tier-features li i {
            color: #28A745;
            margin-top: 3px;
            flex-shrink: 0;
        }

        .tier-features li i.fa-minus-circle {
            color: #CCCCCC;
        }

        .tier-card .btn {
            width: 100%;
            justify-content: center;
            margin-top: auto;
            flex-shrink: 0;
        }

        .tier-card .btn-outline-secondary {
            border: 2px solid var(--border);
            color: var(--text-muted);
            background: transparent;
        }

        .tier-card .btn-outline-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        /* Benefits Detail */
        .benefits-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-lg);
        }

        .benefit-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-xl);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            display: flex;
            gap: var(--spacing-lg);
            align-items: flex-start;
        }

        .benefit-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .benefit-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            flex-shrink: 0;
        }

        .benefit-content h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .benefit-content p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.6;
        }

        /* Scenario Cards */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .scenario-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
        }

        .scenario-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }

        .scenario-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .scenario-card-body {
            padding: var(--spacing-lg);
        }

        .scenario-card-body h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-sm);
        }

        .scenario-card-body p {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.6;
        }

        /* Process Steps */
        .process-steps {
            display: flex;
            gap: var(--spacing-lg);
            justify-content: center;
            flex-wrap: wrap;
            counter-reset: step;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            max-width: 260px;
            text-align: center;
            position: relative;
            padding: var(--spacing-xl) var(--spacing-md);
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-full);
            background: var(--primary);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-md);
            flex-shrink: 0;
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: var(--spacing-xs);
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.5;
        }

        .process-arrow {
            display: flex;
            align-items: center;
            color: var(--primary);
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            margin-bottom: var(--spacing-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg) var(--spacing-xl);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            cursor: pointer;
            background: transparent;
            text-align: left;
            gap: var(--spacing-md);
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--bg-light);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--primary);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .faq-item.active .faq-question .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 var(--spacing-xl);
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 var(--spacing-xl) var(--spacing-lg);
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #2C6FD1 0%, #1F539E 100%);
            border-radius: var(--radius-lg);
            padding: var(--spacing-3xl) var(--spacing-2xl);
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
        }

        .cta-banner h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            color: #fff;
        }

        .cta-banner p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: var(--spacing-xl);
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .cta-banner .btn {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .cta-banner .btn:hover {
            background: #FFFAF0;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }

        /* Footer */
        .site-footer {
            background: #1A1A2E;
            color: #B0B8C5;
            padding: var(--spacing-3xl) 0 0;
            font-size: 0.9rem;
        }

        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-2xl);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.3px;
        }

        .footer-col p {
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
        }

        .footer-col a {
            display: block;
            color: #B0B8C5;
            padding: 5px 0;
            transition: color var(--transition-fast);
            font-size: 0.9rem;
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: var(--spacing-2xl) auto 0;
            padding: var(--spacing-lg) var(--spacing-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: #8C94A3;
        }

        .footer-bottom a {
            color: #8C94A3;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-lg);
            }
            .tier-card.featured {
                grid-column: span 1;
            }
            .benefits-list {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                gap: var(--spacing-md);
            }
            .process-arrow {
                display: none;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 var(--spacing-md);
            }
            .hamburger {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-white);
                flex-direction: column;
                padding: 80px var(--spacing-xl) var(--spacing-xl);
                gap: var(--spacing-sm);
                box-shadow: var(--shadow-xl);
                transition: right var(--transition-normal);
                z-index: 1001;
                overflow-y: auto;
                align-items: stretch;
            }
            .main-nav.open {
                right: 0;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 1rem;
                text-align: left;
                border-radius: var(--radius-sm);
            }
            .tier-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .tier-card.featured {
                grid-column: span 1;
            }
            .benefits-list {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                flex-direction: column;
                align-items: center;
            }
            .process-step {
                max-width: 100%;
                width: 100%;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-subtitle {
                font-size: 1rem;
            }
            .section {
                padding: var(--spacing-3xl) 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: var(--spacing-sm);
            }
            .cta-banner {
                padding: var(--spacing-2xl) var(--spacing-lg);
            }
            .cta-banner h2 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 var(--spacing-md);
            }
            .btn-lg {
                padding: 14px 24px;
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .tier-card {
                padding: var(--spacing-lg) var(--spacing-md);
            }
            .tier-card .tier-price {
                font-size: 1.8rem;
            }
            .benefit-item {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .scenario-card img {
                height: 160px;
            }
        }