/* roulang page: index */
:root {
            --primary: #e8454d;
            --primary-dark: #c0392b;
            --primary-light: #fff0f1;
            --secondary: #f7931e;
            --secondary-light: #fff7ed;
            --dark: #1a1a2e;
            --gray-soft: #f8f9fa;
            --gray-border: #e5e7eb;
            --text-main: #2d3436;
            --text-weak: #636e72;
            --text-muted: #9ca3af;
            --accent: #f59e0b;
            --success: #10b981;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
            --shadow-nav: 0 1px 8px rgba(0, 0, 0, 0.06);
            --shadow-btn: 0 4px 14px rgba(232, 69, 77, 0.3);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            line-height: 1.7;
            color: var(--text-main);
            background: #fafafa;
            min-height: 100vh;
            font-size: 16px;
            letter-spacing: 0.01em;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            outline: none;
            transition: all var(--transition-normal);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(232, 69, 77, 0.4);
            outline-offset: 2px;
            border-radius: 4px;
        }
        ul,
        ol {
            list-style: none;
        }

        /* Container */
        .container-main {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-main {
                padding: 0 16px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            border-bottom: 1px solid var(--gray-border);
            box-shadow: var(--shadow-nav);
            transition: all var(--transition-normal);
        }
        .site-header .container-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--dark);
            white-space: nowrap;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: var(--primary);
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-weak);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .header-nav a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .header-nav a.nav-active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
        }
        .header-nav a.nav-active:hover {
            background: var(--primary-dark);
            color: #fff;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--gray-soft);
            border-radius: 24px;
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }
        .header-search:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(232, 69, 77, 0.08);
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 140px;
            font-size: 0.9rem;
            color: var(--text-main);
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-search .search-icon {
            color: var(--text-weak);
        }
        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--primary);
            color: #fff;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-normal);
        }
        .btn-header-cta:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: #fff;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }
        .mobile-menu-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1024px) {
            .header-search input {
                width: 100px;
            }
            .header-nav a {
                padding: 6px 12px;
                font-size: 0.88rem;
            }
            .header-logo {
                font-size: 1.1rem;
            }
        }
        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            .header-nav {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: #fff;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 20px;
                transform: translateY(-100%);
                opacity: 0;
                pointer-events: none;
                transition: all var(--transition-normal);
                z-index: 999;
                padding: 80px 20px 40px;
            }
            .header-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .header-nav a {
                font-size: 1.15rem;
                padding: 12px 28px;
                border-radius: 28px;
            }
            .header-search {
                display: none;
            }
            .btn-header-cta {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 520px) {
            .site-header .container-main {
                height: 56px;
                gap: 10px;
            }
            .header-logo {
                font-size: 0.95rem;
                gap: 6px;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 1rem;
            }
            .btn-header-cta {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 0%, rgba(26, 26, 46, 0.65) 40%, rgba(232, 69, 77, 0.45) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 80px 0;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .hero-badge .dot {
            width: 8px;
            height: 8px;
            background: #10b981;
            border-radius: 50%;
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
            }
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .hero-title span {
            color: #fbbf24;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            line-height: 1.8;
            max-width: 560px;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 6px 24px rgba(232, 69, 77, 0.4);
            transition: all var(--transition-normal);
            letter-spacing: 0.01em;
        }
        .btn-hero-primary:hover {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 32px rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }
        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-normal);
        }
        .btn-hero-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 440px;
            }
            .hero-content {
                padding: 50px 0;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .hero-section {
                min-height: 380px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                justify-content: center;
                width: 100%;
            }
        }

        /* Section Common */
        .section-block {
            padding: 64px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 14px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-weak);
            max-width: 600px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        /* Cards Grid */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .cards-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .cards-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cards-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .cards-grid,
            .cards-grid-4,
            .cards-grid-2 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* Card Component */
        .card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--gray-border);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .card-image-top {
            margin: -28px -28px 20px -28px;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            overflow: hidden;
            height: 200px;
        }
        .card-image-top img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-image-top img {
            transform: scale(1.05);
        }
        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .card-icon.red {
            background: #fef2f2;
            color: #e8454d;
        }
        .card-icon.orange {
            background: #fff7ed;
            color: #f7931e;
        }
        .card-icon.blue {
            background: #eff6ff;
            color: #3b82f6;
        }
        .card-icon.green {
            background: #ecfdf5;
            color: #10b981;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .card-tag.hot {
            background: #fef2f2;
            color: #e8454d;
        }
        .card-tag.new {
            background: #ecfdf5;
            color: #10b981;
        }
        .card-tag.guide {
            background: #eff6ff;
            color: #3b82f6;
        }
        .card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 14px;
            flex-wrap: wrap;
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* Stats Row */
        .stats-row {
            display: flex;
            gap: 0;
            background: #fff;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--gray-border);
        }
        .stat-item {
            flex: 1;
            text-align: center;
            padding: 36px 20px;
            border-right: 1px solid var(--gray-border);
            transition: all var(--transition-fast);
        }
        .stat-item:last-child {
            border-right: none;
        }
        .stat-item:hover {
            background: var(--gray-soft);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-weak);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-row {
                flex-wrap: wrap;
                border-radius: var(--radius-lg);
            }
            .stat-item {
                flex: 0 0 50%;
                border-bottom: 1px solid var(--gray-border);
                padding: 24px 16px;
            }
            .stat-item:nth-child(3),
            .stat-item:nth-child(4) {
                border-bottom: none;
            }
            .stat-item:nth-child(2) {
                border-right: none;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 520px) {
            .stat-item {
                flex: 0 0 100%;
                border-right: none;
                border-bottom: 1px solid var(--gray-border);
            }
            .stat-item:last-child {
                border-bottom: none;
            }
            .stat-number {
                font-size: 1.6rem;
            }
        }

        /* Info List */
        .info-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border: 1px solid var(--gray-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
        }
        .info-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 24px;
            border-bottom: 1px solid #f3f4f6;
            transition: background var(--transition-fast);
        }
        .info-list-item:last-child {
            border-bottom: none;
        }
        .info-list-item:hover {
            background: #fafafa;
        }
        .info-list-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .info-list-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 4px;
        }
        .info-list-content p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* Featured Card Large */
        .featured-card {
            display: flex;
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--gray-border);
            transition: all var(--transition-normal);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .featured-card-image {
            flex: 0 0 40%;
            min-height: 260px;
            overflow: hidden;
        }
        .featured-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-card:hover .featured-card-image img {
            transform: scale(1.04);
        }
        .featured-card-body {
            flex: 1;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .featured-card-body p {
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        @media (max-width: 768px) {
            .featured-card {
                flex-direction: column;
            }
            .featured-card-image {
                flex: 0 0 auto;
                height: 200px;
                min-height: auto;
            }
            .featured-card-body {
                padding: 20px;
            }
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--gray-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #d1d5db;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: none;
            font-weight: 600;
            font-size: 1rem;
            color: var(--dark);
            text-align: left;
            gap: 12px;
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            color: var(--text-weak);
            font-size: 0.8rem;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            color: var(--text-weak);
            font-size: 0.92rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px 22px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--dark) 0%, #2d1b3d 50%, #3d1a2e 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(232, 69, 77, 0.3) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            font-size: 1.05rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 15px 36px;
            background: #fff;
            color: var(--primary);
            border-radius: 28px;
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
            transition: all var(--transition-normal);
        }
        .btn-cta-large:hover {
            background: #fbbf24;
            color: #1a1a2e;
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(251, 191, 36, 0.35);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 36px 24px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
        }

        /* Footer */
        .site-footer {
            background: #fff;
            border-top: 1px solid var(--gray-border);
            padding: 40px 0 24px;
            margin-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 28px;
        }
        .footer-brand .footer-logo {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.6;
        }
        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.88rem;
            color: var(--text-weak);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid #f3f4f6;
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1/-1;
            }
            .site-footer {
                margin-top: 40px;
                padding: 28px 0 20px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* News list for CMS */
        .news-list-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--gray-border);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 0;
        }
        .news-list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .news-list-card .news-thumb {
            flex: 0 0 200px;
            overflow: hidden;
            min-height: 160px;
        }
        .news-list-card .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-list-card:hover .news-thumb img {
            transform: scale(1.06);
        }
        .news-list-card .news-body {
            flex: 1;
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-list-card .news-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-list-card .news-body p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.6;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        @media (max-width: 640px) {
            .news-list-card {
                flex-direction: column;
            }
            .news-list-card .news-thumb {
                flex: 0 0 auto;
                height: 180px;
            }
            .news-list-card .news-body {
                padding: 16px;
            }
        }

        /* Empty state */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-muted);
            font-size: 1rem;
            background: #fafafa;
            border-radius: var(--radius-lg);
            border: 2px dashed var(--gray-border);
        }

        /* Utility */
        .text-primary {
            color: var(--primary);
        }
        .bg-soft {
            background: #fafafa;
        }
        .bg-white-block {
            background: #fff;
        }

/* roulang page: category1 */
/* ============ 设计变量 ============ */
        :root {
            --color-primary: #e8456b;
            --color-primary-dark: #c93558;
            --color-primary-light: #fde8ed;
            --color-accent: #ff6b3d;
            --color-accent-light: #fff3ef;
            --color-bg: #faf9f7;
            --color-white: #ffffff;
            --color-text: #1a1a2e;
            --color-text-secondary: #5a5a72;
            --color-text-muted: #8a8a9a;
            --color-border: #e8e6e1;
            --color-border-light: #f0efe9;
            --color-card-bg: #ffffff;
            --color-badge-bg: #fef3f5;
            --color-badge-text: #e8456b;
            --color-hot-bg: #fff0ed;
            --color-hot-text: #ff6b3d;
            --color-tag-bg: #f5f4f0;
            --color-tag-text: #5a5a72;
            --color-tag-hover-bg: #e8456b;
            --color-tag-hover-text: #ffffff;
            --color-footer-bg: #1a1a2e;
            --color-footer-text: #c4c4d0;
            --color-footer-heading: #ffffff;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 56px;
            --spacing-2xl: 72px;
            --font-sans: 'Inter', 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1200px;
            --max-width-narrow: 900px;
        }

        /* ============ 基础 Reset ============ */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button, input {
            font-family: inherit;
            font-size: inherit;
        }

        ul, ol {
            list-style: none;
        }

        /* ============ 容器 ============ */
        .container-main {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .container-narrow {
            width: 100%;
            max-width: var(--max-width-narrow);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ============ Header / 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: var(--spacing-md);
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

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

        .header-nav a.nav-active {
            color: var(--color-primary);
            background: var(--color-primary-light);
            font-weight: 600;
        }

        .header-search-wrap {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 7px 14px;
            gap: 8px;
            transition: all var(--transition-fast);
        }

        .header-search:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px var(--color-primary-light);
            background: var(--color-white);
        }

        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 140px;
            color: var(--color-text);
        }

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

        .header-search .search-icon {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }

        .header-cta:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* ============ 分类 Banner ============ */
        .category-banner {
            background: linear-gradient(160deg, #1a1a2e 0%, #2d2040 40%, #1a1a2e 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            padding: var(--spacing-xl) 0;
            color: #ffffff;
            min-height: 220px;
            display: flex;
            align-items: center;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(26, 26, 46, 0.65);
            z-index: 1;
        }

        .category-banner .container-main {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: rgba(255,255,255,0.7);
            margin-bottom: var(--spacing-sm);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(255,255,255,0.8);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: #ffffff;
        }

        .breadcrumb .separator {
            color: rgba(255,255,255,0.4);
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: #ffffff;
            font-weight: 500;
        }

        .category-banner-title {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .category-banner-desc {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 650px;
            line-height: 1.6;
        }

        .category-banner-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-sm);
            font-size: 0.875rem;
            color: rgba(255,255,255,0.7);
            flex-wrap: wrap;
        }

        .category-banner-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* ============ 主内容区 ============ */
        .category-main {
            padding: var(--spacing-xl) 0;
            flex: 1;
        }

        .category-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: var(--spacing-lg);
            align-items: start;
        }

        /* ============ 文章列表 ============ */
        .article-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: var(--spacing-md);
            flex-wrap: wrap;
            gap: var(--spacing-xs);
        }

        .article-list-header h2 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-text);
        }

        .article-list-count {
            font-size: 0.875rem;
            color: var(--color-text-muted);
            font-weight: 400;
        }

        .sort-tabs {
            display: flex;
            gap: 4px;
        }

        .sort-tab {
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            background: transparent;
        }

        .sort-tab:hover {
            background: var(--color-border-light);
            color: var(--color-text);
        }

        .sort-tab.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

        .article-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .article-card {
            display: flex;
            gap: var(--spacing-md);
            background: var(--color-card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: var(--spacing-md);
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .article-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateY(-2px);
        }

        .article-card-image {
            width: 200px;
            min-width: 200px;
            height: 140px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-bg);
            position: relative;
        }

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

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

        .article-card-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            z-index: 2;
        }

        .badge-hot {
            background: var(--color-hot-bg);
            color: var(--color-hot-text);
        }

        .badge-new {
            background: #e8f5e9;
            color: #2e7d32;
        }

        .article-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
            min-width: 0;
        }

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

        .article-card-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 500;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            transition: all var(--transition-fast);
        }

        .article-card-tag:hover {
            background: var(--color-tag-hover-bg);
            color: var(--color-tag-hover-text);
        }

        .article-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card:hover .article-card-title {
            color: var(--color-primary);
        }

        .article-card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .article-card-meta .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-text-muted);
        }

        /* ============ 侧边栏 ============ */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
            position: sticky;
            top: 80px;
        }

        .sidebar-card {
            background: var(--color-card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: var(--spacing-md);
        }

        .sidebar-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: var(--spacing-sm);
            padding-bottom: var(--spacing-xs);
            border-bottom: 2px solid var(--color-primary-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 .side-icon {
            color: var(--color-primary);
            font-size: 1rem;
        }

        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .hot-list-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .hot-list-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .hot-list-item:first-child {
            padding-top: 0;
        }

        .hot-list-item:hover .hot-title {
            color: var(--color-primary);
        }

        .hot-rank {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 700;
            flex-shrink: 0;
            color: #fff;
            background: var(--color-text-muted);
        }

        .hot-list-item:nth-child(1) .hot-rank {
            background: var(--color-accent);
        }
        .hot-list-item:nth-child(2) .hot-rank {
            background: #f59e0b;
        }
        .hot-list-item:nth-child(3) .hot-rank {
            background: #e8456b;
        }

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

        .hot-title {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.4;
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .hot-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 3px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud-item {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.825rem;
            font-weight: 500;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            transition: all var(--transition-fast);
            cursor: pointer;
            border: 1px solid transparent;
        }

        .tag-cloud-item:hover {
            background: var(--color-tag-hover-bg);
            color: var(--color-tag-hover-text);
            border-color: var(--color-primary);
        }

        .tag-cloud-item.lg {
            font-size: 0.95rem;
            padding: 8px 18px;
            font-weight: 600;
        }

        .side-cta-box {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            text-align: center;
        }

        .side-cta-box h3 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 8px;
            border-bottom: none;
            padding-bottom: 0;
        }

        .side-cta-box p {
            font-size: 0.875rem;
            color: rgba(255,255,255,0.85);
            margin-bottom: var(--spacing-sm);
            line-height: 1.5;
        }

        .side-cta-btn {
            display: inline-block;
            padding: 10px 24px;
            background: #fff;
            color: var(--color-primary);
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
        }

        .side-cta-btn:hover {
            box-shadow: 0 6px 20px rgba(0,0,0,0.25);
            transform: translateY(-2px);
        }

        /* ============ 分页 ============ */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: var(--spacing-lg);
            flex-wrap: wrap;
        }

        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

        .pagination-btn.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
        }

        .pagination-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ============ 精选推荐区 ============ */
        .featured-section {
            padding: var(--spacing-xl) 0;
            background: var(--color-white);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .featured-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .featured-header h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .featured-header p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }

        .featured-card {
            background: var(--color-card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
        }

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

        .featured-card-img {
            width: 100%;
            height: 180px;
            overflow: hidden;
            background: var(--color-bg);
        }

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

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

        .featured-card-body {
            padding: var(--spacing-sm);
        }

        .featured-card-body .fc-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--color-primary-light);
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .featured-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .featured-card:hover .featured-card-body h3 {
            color: var(--color-primary);
        }

        .featured-card-body .fc-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* ============ CTA 板块 ============ */
        .cta-section {
            padding: var(--spacing-xl) 0;
            background: linear-gradient(160deg, #1a1a2e 0%, #2d1f3a 100%);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            text-align: center;
            color: #fff;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(26, 26, 46, 0.7);
            z-index: 1;
        }

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

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: var(--spacing-md);
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

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

        .cta-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
        }

        .cta-btn-primary:hover {
            background: #d6385a;
            box-shadow: 0 8px 28px rgba(232, 69, 107, 0.4);
            transform: translateY(-2px);
        }

        .cta-btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            border: 2px solid rgba(255,255,255,0.4);
            cursor: pointer;
        }

        .cta-btn-outline:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.08);
        }

        /* ============ FAQ 板块 ============ */
        .faq-section {
            padding: var(--spacing-xl) 0;
            background: var(--color-bg);
        }

        .faq-section .section-title {
            text-align: center;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: var(--spacing-lg);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

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

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

        .faq-question {
            padding: var(--spacing-sm) var(--spacing-md);
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            user-select: none;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            color: var(--color-primary);
            font-size: 1.2rem;
            transition: transform var(--transition-normal);
        }

        .faq-answer {
            padding: 0 var(--spacing-md) var(--spacing-sm);
            font-size: 0.925rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

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

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

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand .footer-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-footer-heading);
            margin-bottom: var(--spacing-xs);
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: var(--color-footer-text);
        }

        .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-footer-heading);
            margin-bottom: var(--spacing-xs);
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-links ul li a {
            font-size: 0.875rem;
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: var(--spacing-sm);
            text-align: center;
            font-size: 0.825rem;
            color: rgba(255,255,255,0.5);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .category-layout {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-sm);
            }

            .side-cta-box {
                grid-column: 1 / -1;
            }

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

            .article-card-image {
                width: 160px;
                min-width: 160px;
                height: 120px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
            }

            .header-nav {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: var(--spacing-sm);
                gap: 2px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-md);
                display: none;
                z-index: 999;
            }

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

            .header-nav a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
            }

            .header-search input {
                width: 100px;
            }

            .header-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .category-banner {
                padding: var(--spacing-lg) 0;
                min-height: 160px;
            }

            .category-banner-title {
                font-size: 1.6rem;
            }

            .category-banner-desc {
                font-size: 0.9rem;
            }

            .article-card {
                flex-direction: column;
                gap: var(--spacing-sm);
                padding: var(--spacing-sm);
            }

            .article-card-image {
                width: 100%;
                min-width: 100%;
                height: 180px;
            }

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

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

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

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

            .pagination-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }

            .article-list-header {
                flex-direction: column;
                align-items: flex-start;
            }

            .sort-tabs {
                width: 100%;
            }

            .sort-tab {
                flex: 1;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container-main {
                padding-left: 14px;
                padding-right: 14px;
            }

            .category-banner-title {
                font-size: 1.35rem;
            }

            .header-logo {
                font-size: 0.95rem;
            }

            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 1rem;
            }

            .header-search {
                display: none;
            }

            .header-cta {
                padding: 6px 12px;
                font-size: 0.75rem;
            }

            .article-card-image {
                height: 150px;
            }

            .article-card-title {
                font-size: 1rem;
            }

            .category-banner {
                min-height: 140px;
                padding: var(--spacing-md) 0;
            }

            .featured-card-img {
                height: 140px;
            }

            .cta-btn-primary,
            .cta-btn-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }

            .cta-btn-group {
                flex-direction: column;
                align-items: center;
            }

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

/* roulang page: article */
:root {
            --primary: #FF6B35;
            --primary-dark: #E55A2B;
            --primary-light: #FFF0EB;
            --secondary: #FFD93D;
            --secondary-light: #FFF9E0;
            --accent: #FF4757;
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --bg-light: #F1F3F5;
            --text: #2D3436;
            --text-weak: #636E72;
            --text-muted: #A0A7AC;
            --border: #E0E4E7;
            --border-light: #EEF1F3;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15), 0 8px 20px rgba(0, 0, 0, 0.08);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 9999px;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        ul {
            list-style: none;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.03);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .header-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--secondary);
            display: inline-block;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .header-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--text-weak);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

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

        .header-nav a.nav-active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn-header {
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
        }

        .btn-header:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.4);
            transform: translateY(-1px);
        }

        .btn-header:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(255, 107, 53, 0.25);
        }

        /* Mobile menu toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
        }

        .menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* Article Banner */
        .article-banner {
            background: linear-gradient(135deg, #FFF5F0 0%, #FFF9E0 50%, #FFF5F0 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 48px 0;
            position: relative;
            border-bottom: 1px solid var(--border-light);
        }

        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(255, 255, 255, 0.82);
            pointer-events: none;
        }

        .article-banner .container-main {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.875rem;
            color: var(--text-weak);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--primary);
        }

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 0.75rem;
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .article-banner-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-weak);
            margin-top: 12px;
        }

        .article-banner-meta .meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-white);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 0.85rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }

        .article-banner-meta .meta-tag.category-tag {
            background: var(--primary-light);
            color: var(--primary);
            border-color: transparent;
            font-weight: 600;
        }

        /* Main Layout */
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            padding: 48px 0;
            align-items: start;
        }

        .article-main {
            min-width: 0;
        }

        .article-sidebar {
            position: sticky;
            top: 88px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        /* Article Content */
        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }

        .article-cover {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
            display: block;
        }

        .article-body {
            padding: 36px 40px 48px;
        }

        .article-body h1 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .article-body .article-meta-row {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-light);
            font-size: 0.9rem;
            color: var(--text-weak);
        }

        .article-body .article-meta-row .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--text-muted);
            flex-shrink: 0;
        }

        .article-content {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text);
            word-break: break-word;
        }

        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 36px 0 16px;
            color: var(--text);
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 28px 0 12px;
            color: var(--text);
        }

        .article-content p {
            margin-bottom: 16px;
        }

        .article-content ul,
        .article-content ol {
            margin: 16px 0;
            padding-left: 24px;
        }

        .article-content ul {
            list-style: disc;
        }

        .article-content ol {
            list-style: decimal;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content blockquote {
            margin: 24px 0;
            padding: 20px 24px;
            background: var(--bg-light);
            border-radius: var(--radius);
            border-left: 4px solid var(--secondary);
            font-style: italic;
            color: var(--text-weak);
        }

        .article-content img {
            border-radius: var(--radius);
            margin: 20px 0;
            max-width: 100%;
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content a:hover {
            color: var(--primary-dark);
        }

        /* Not Found State */
        .not-found-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            padding: 64px 40px;
            text-align: center;
        }

        .not-found-card .nf-icon {
            font-size: 4rem;
            margin-bottom: 20px;
            display: block;
        }

        .not-found-card h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }

        .not-found-card p {
            color: var(--text-weak);
            margin-bottom: 28px;
            font-size: 1rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            transition: all var(--transition);
            box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(255, 107, 53, 0.4);
            transform: translateY(-2px);
        }

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

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            transition: all var(--transition);
        }

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

        /* Sidebar */
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            padding: 24px;
        }

        .sidebar-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h4::before {
            content: '';
            width: 4px;
            height: 20px;
            background: var(--primary);
            border-radius: 2px;
            display: inline-block;
            flex-shrink: 0;
        }

        .sidebar-links-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .sidebar-links-list li:last-child {
            border-bottom: none;
        }

        .sidebar-links-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text);
            transition: color var(--transition);
            line-height: 1.4;
        }

        .sidebar-links-list a:hover {
            color: var(--primary);
        }

        .sidebar-links-list a .arrow-icon {
            color: var(--text-muted);
            font-size: 0.8rem;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

        .sidebar-links-list a:hover .arrow-icon {
            transform: translateX(4px);
            color: var(--primary);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag {
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 500;
            background: var(--bg-light);
            color: var(--text-weak);
            transition: all var(--transition);
            border: 1px solid transparent;
        }

        .tag-cloud .tag:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }

        .sidebar-cta {
            background: linear-gradient(135deg, #FF6B35 0%, #FF8C5A 100%);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            color: #fff;
            text-align: center;
            box-shadow: var(--shadow-lg);
        }

        .sidebar-cta h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .sidebar-cta h4::before {
            display: none;
        }

        .sidebar-cta p {
            font-size: 0.9rem;
            opacity: 0.9;
            margin-bottom: 16px;
            line-height: 1.5;
        }

        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            background: #fff;
            color: var(--primary);
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .btn-white:hover {
            background: #fff;
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }

        /* Related Section */
        .related-section {
            padding: 56px 0;
            background: var(--bg-light);
            border-top: 1px solid var(--border-light);
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 32px;
            text-align: center;
            letter-spacing: -0.01em;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .related-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .related-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-card-body h5 {
            font-size: 1rem;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 8px;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-body .related-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: auto;
        }

        /* FAQ Section */
        .faq-section {
            padding: 60px 0;
            background: var(--bg-white);
        }

        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-light);
            border-radius: var(--radius);
            padding: 24px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

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

        .faq-item h5 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }

        .faq-item p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* CTA Section */
        .cta-section {
            padding: 64px 0;
            background: linear-gradient(135deg, #2D3436 0%, #3D4447 100%);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(45, 52, 54, 0.85);
            pointer-events: none;
        }

        .cta-section .container-main {
            position: relative;
            z-index: 1;
        }

        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Footer */
        .site-footer {
            background: #2D3436;
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links ul li {
            margin-bottom: 10px;
        }

        .footer-links ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

        .footer-links ul li a:hover {
            color: var(--secondary);
        }

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr 280px;
                gap: 28px;
                padding: 36px 0;
            }

            .article-body {
                padding: 28px 28px 36px;
            }

            .article-body h1 {
                font-size: 1.6rem;
            }

            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

        @media (max-width: 768px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 28px 0;
            }

            .article-sidebar {
                position: static;
                top: auto;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .sidebar-cta {
                grid-column: 1 / -1;
            }

            .article-body {
                padding: 24px 20px 32px;
            }

            .article-body h1 {
                font-size: 1.4rem;
            }

            .article-content {
                font-size: 1rem;
            }

            .article-banner {
                padding: 32px 0;
            }

            .header-inner {
                height: 56px;
            }

            .header-logo {
                font-size: 1.1rem;
            }

            .header-nav {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                gap: 2px;
                padding: 12px 24px;
                box-shadow: var(--shadow-lg);
                border-bottom: 2px solid var(--border-light);
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition-slow);
                z-index: 999;
            }

            .header-nav.nav-open {
                transform: translateY(0);
                opacity: 1;
            }

            .header-nav a {
                width: 100%;
                text-align: center;
                padding: 12px;
                font-size: 0.95rem;
            }

            .menu-toggle {
                display: flex;
            }

            .btn-header {
                font-size: 0.8rem;
                padding: 8px 16px;
            }

            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .faq-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .cta-section h3 {
                font-size: 1.4rem;
            }

            .article-sidebar {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .container-main {
                padding: 0 16px;
            }

            .header-inner {
                height: 52px;
                gap: 12px;
            }

            .header-logo {
                font-size: 1rem;
            }

            .header-nav {
                top: 52px;
            }

            .article-body {
                padding: 18px 14px 24px;
            }

            .article-body h1 {
                font-size: 1.25rem;
            }

            .article-content {
                font-size: 0.95rem;
            }

            .article-content h2 {
                font-size: 1.2rem;
                margin: 24px 0 12px;
                padding-left: 12px;
            }

            .article-banner {
                padding: 24px 0;
            }

            .breadcrumb {
                font-size: 0.8rem;
                gap: 4px;
            }

            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.9rem;
            }

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

            .not-found-card {
                padding: 40px 20px;
            }

            .sidebar-card {
                padding: 18px;
            }
        }