/* roulang page: index */
:root {
            --bg-primary: #080c17;
            --bg-secondary: #0f1525;
            --bg-card: #151d30;
            --bg-card-hover: #1a2540;
            --bg-elevated: #1c2840;
            --color-primary: #7b6cf6;
            --color-primary-glow: rgba(123, 108, 246, 0.35);
            --color-accent: #f0a040;
            --color-accent-warm: #ff7b42;
            --color-cta: #ff6b3d;
            --color-cta-hover: #ff8259;
            --color-success: #34d399;
            --color-text: #e8ecf4;
            --color-text-secondary: #a0aac0;
            --color-text-weak: #6b7394;
            --color-border: rgba(160, 175, 210, 0.12);
            --color-border-light: rgba(160, 175, 210, 0.2);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.35), 0 1px 3px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 36px rgba(0, 0, 0, 0.5), 0 2px 6px rgba(123, 108, 246, 0.2);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-btn: 0 4px 16px rgba(255, 107, 61, 0.3);
            --shadow-btn-hover: 0 8px 28px rgba(255, 107, 61, 0.45);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Noto Sans SC', 'Inter', system-ui, -apple-system, sans-serif;
            --max-width: 1240px;
            --nav-height: 68px;
        }

        *,
        *::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: var(--bg-primary);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(8, 12, 23, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
            transition: background var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(8, 12, 23, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.25rem;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), #9b8fff);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            box-shadow: 0 0 18px var(--color-primary-glow);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: 24px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-links a.active {
            color: #fff;
            background: rgba(123, 108, 246, 0.18);
            font-weight: 600;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 8px 16px;
            gap: 8px;
            transition: all var(--transition-fast);
        }
        .nav-search:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 4px var(--color-primary-glow);
        }
        .nav-search input {
            background: transparent;
            color: var(--color-text);
            width: 140px;
            font-size: 0.9rem;
        }
        .nav-search input::placeholder {
            color: var(--color-text-weak);
        }
        .nav-search .search-icon {
            color: var(--color-text-weak);
            font-size: 0.9rem;
        }
        .btn-nav {
            padding: 9px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .btn-nav-outline {
            border: 1.5px solid var(--color-border-light);
            color: var(--color-text);
            background: transparent;
        }
        .btn-nav-outline:hover {
            border-color: var(--color-primary);
            color: #fff;
            background: rgba(123, 108, 246, 0.08);
        }
        .btn-nav-primary {
            background: var(--color-cta);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-nav-primary:hover {
            background: var(--color-cta-hover);
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
        }
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.3rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--color-border);
        }
        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(8, 12, 23, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            padding: 28px 20px;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-menu-panel.open {
            display: flex;
        }
        .mobile-menu-panel a {
            display: block;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }
        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(123, 108, 246, 0.15);
            color: #fff;
        }
        .mobile-menu-panel .mobile-search-wrap {
            display: flex;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: 28px;
            padding: 12px 18px;
            gap: 10px;
            margin-bottom: 8px;
        }
        .mobile-menu-panel .mobile-search-wrap input {
            flex: 1;
            background: transparent;
            color: var(--color-text);
            font-size: 1rem;
        }
        .mobile-menu-panel .mobile-search-wrap input::placeholder {
            color: var(--color-text-weak);
        }
        .mobile-menu-panel .mobile-btns {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 12px;
        }
        .mobile-menu-panel .mobile-btns button {
            width: 100%;
            padding: 13px 20px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 20px 80px;
            overflow: hidden;
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            background-color: var(--bg-primary);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 12, 23, 0.7) 0%, rgba(8, 12, 23, 0.85) 50%, rgba(8, 12, 23, 0.95) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(123, 108, 246, 0.2);
            border: 1px solid rgba(123, 108, 246, 0.35);
            border-radius: 28px;
            padding: 7px 18px;
            font-size: 0.88rem;
            font-weight: 500;
            color: #c4b8ff;
            margin-bottom: 24px;
        }
        .hero-badge .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-success);
            box-shadow: 0 0 10px var(--color-success);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 6px var(--color-success);
            }
            50% {
                box-shadow: 0 0 18px var(--color-success), 0 0 30px rgba(52, 211, 153, 0.5);
            }
        }
        .hero-title {
            font-size: clamp(2.4rem, 5.5vw, 3.8rem);
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            letter-spacing: 0.01em;
            margin-bottom: 20px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--color-primary), #b8a9ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-cta);
            color: #fff;
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover {
            background: var(--color-cta-hover);
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-2px);
        }
        .btn-outline {
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            background: transparent;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 16px 34px;
            font-size: 1.08rem;
            border-radius: 30px;
        }
        .hero-stats-row {
            display: flex;
            gap: 36px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 48px;
        }
        .hero-stat {
            text-align: center;
        }
        .hero-stat .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }
        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin-top: 4px;
        }
        .hero-scroll-indicator {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            animation: bounce-down 2s infinite;
            color: var(--color-text-weak);
            font-size: 1.4rem;
        }
        @keyframes bounce-down {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(10px);
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.01em;
            margin-bottom: 12px;
        }
        .section-desc {
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto;
            font-size: 1.02rem;
        }

        /* ========== FEATURES GRID ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: var(--color-primary-glow);
            opacity: 0;
            transition: opacity var(--transition-slow);
            pointer-events: none;
        }
        .feature-card:hover::before {
            opacity: 0.55;
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--color-border-light);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
            position: relative;
            z-index: 1;
        }
        .feature-icon.purple {
            background: rgba(123, 108, 246, 0.2);
            color: #b8a9ff;
        }
        .feature-icon.amber {
            background: rgba(240, 160, 64, 0.2);
            color: #f5c270;
        }
        .feature-icon.teal {
            background: rgba(52, 211, 153, 0.2);
            color: #5eeabc;
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .feature-card p {
            color: var(--color-text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }

        /* ========== CATEGORY CARDS ========== */
        .category-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .cat-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
            cursor: pointer;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border);
        }
        .cat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--color-border-light);
        }
        .cat-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .cat-card:hover img {
            transform: scale(1.06);
        }
        .cat-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(8, 12, 23, 0.92) 0%, rgba(8, 12, 23, 0.4) 50%, rgba(8, 12, 23, 0.15) 100%);
        }
        .cat-card-body {
            position: relative;
            z-index: 2;
            padding: 28px;
            width: 100%;
        }
        .cat-card-tag {
            display: inline-block;
            background: var(--color-accent);
            color: #1a1000;
            font-weight: 700;
            font-size: 0.78rem;
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
        }
        .cat-card h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 6px;
        }
        .cat-card p {
            color: var(--color-text-secondary);
            font-size: 0.9rem;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: var(--bg-secondary);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            padding: 48px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-item .stat-value {
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            line-height: 1;
            letter-spacing: -0.02em;
        }
        .stat-item .stat-value .plus {
            color: var(--color-accent);
        }
        .stat-item .stat-desc {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin-top: 6px;
        }

        /* ========== CMS LIST ========== */
        .cms-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .cms-card {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all var(--transition-base);
            align-items: flex-start;
        }
        .cms-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--color-border-light);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .cms-card-thumb {
            width: 140px;
            height: 100px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-elevated);
        }
        .cms-card-info {
            flex: 1;
            min-width: 0;
        }
        .cms-card-info .cms-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(123, 108, 246, 0.15);
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }
        .cms-card-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.5;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cms-card-info h4 a:hover {
            color: var(--color-primary);
        }
        .cms-card-info .cms-excerpt {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .cms-card-info .cms-meta {
            font-size: 0.78rem;
            color: var(--color-text-weak);
        }
        .cms-empty {
            text-align: center;
            padding: 48px 20px;
            color: var(--color-text-weak);
            font-size: 1rem;
            grid-column: 1 / -1;
        }

        /* ========== TIMELINE / STEPS ========== */
        .steps-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 700px;
            margin: 0 auto;
            position: relative;
        }
        .steps-list::before {
            content: '';
            position: absolute;
            left: 28px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-border);
            z-index: 0;
        }
        .step-item {
            display: flex;
            gap: 20px;
            padding: 22px 0;
            position: relative;
            z-index: 1;
        }
        .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            transition: all var(--transition-base);
            z-index: 1;
        }
        .step-item:hover .step-num {
            border-color: var(--color-primary);
            box-shadow: 0 0 20px var(--color-primary-glow);
            background: var(--bg-elevated);
        }
        .step-body h4 {
            font-size: 1.08rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .step-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border-light);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: var(--color-text-weak);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            padding: 72px 0;
            text-align: center;
        }
        .cta-section .cta-inner {
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: var(--color-text-secondary);
            font-size: 1.02rem;
            margin-bottom: 28px;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--color-border);
            padding: 48px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-weight: 800;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--color-text-weak);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-cards {
                grid-template-columns: 1fr 1fr;
            }
            .cms-list-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-search input {
                width: 100px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .btn-nav-outline {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-cards {
                grid-template-columns: 1fr;
            }
            .cms-list-grid {
                grid-template-columns: 1fr;
            }
            .cms-card {
                flex-direction: column;
            }
            .cms-card-thumb {
                width: 100%;
                height: 180px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-stats-row {
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section {
                padding: 52px 0;
            }
            .hero-section {
                min-height: 80vh;
                padding: 100px 16px 60px;
            }
            .container {
                padding: 0 16px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.95rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .steps-list::before {
                left: 22px;
            }
            .step-num {
                width: 44px;
                height: 44px;
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-item .stat-value {
                font-size: 1.8rem;
            }
            .cms-card-thumb {
                height: 140px;
            }
            .btn-lg {
                padding: 14px 26px;
                font-size: 0.95rem;
            }
            .cat-card {
                min-height: 220px;
            }
            .cat-card h3 {
                font-size: 1.2rem;
            }
            .step-item {
                gap: 14px;
            }
            .step-num {
                width: 38px;
                height: 38px;
                font-size: 0.9rem;
            }
            .step-body h4 {
                font-size: 0.95rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
        }

/* roulang page: article */
:root {
            --brand-500: #4c6ef5;
            --brand-600: #3b5bdb;
            --brand-700: #364fc7;
            --accent-500: #e64980;
            --surface-50: #f8f9ff;
            --surface-100: #f0f2fa;
            --surface-700: #424769;
            --surface-800: #2d3152;
            --surface-900: #1a1d3a;
            --text-primary: #1a1d3a;
            --text-secondary: #5c6180;
            --text-muted: #a8adc2;
            --border-light: #e4e7f2;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-ticket: 0 2px 16px rgba(76, 110, 245, 0.12), 0 0 0 1px rgba(76, 110, 245, 0.06);
            --shadow-card: 0 4px 24px rgba(26, 29, 58, 0.08), 0 1px 4px rgba(26, 29, 58, 0.04);
            --shadow-elevated: 0 8px 40px rgba(26, 29, 58, 0.12), 0 2px 8px rgba(26, 29, 58, 0.06);
            --transition-fast: 180ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 280ms 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: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: #fafbff;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 1rem;
            }
        }

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        body>header {
            background: #ffffff;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition-smooth);
        }

        body>header.scrolled {
            box-shadow: 0 2px 16px rgba(26, 29, 58, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1.5rem;
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                gap: 0.75rem;
            }
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--surface-900);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .logo-link:hover {
            color: var(--brand-600);
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--brand-500), var(--brand-700));
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        @media (max-width: 640px) {
            .logo-link {
                font-size: 1.05rem;
                gap: 0.35rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            flex: 1;
            justify-content: center;
        }

        .nav-links a {
            padding: 0.5rem 1rem;
            border-radius: var(--radius-md);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--brand-600);
            background: var(--surface-100);
        }

        .nav-links a.active {
            color: var(--brand-600);
            background: #eef1ff;
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--brand-500);
            border-radius: 4px 4px 0 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .btn-search {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            background: var(--surface-100);
            transition: all var(--transition-fast);
            font-size: 0.95rem;
        }

        .btn-search:hover {
            background: #e4e7f2;
            color: var(--text-primary);
        }

        .btn-primary-sm {
            padding: 0.5rem 1.25rem;
            border-radius: 2rem;
            background: var(--brand-500);
            color: #ffffff;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(76, 110, 245, 0.25);
        }

        .btn-primary-sm:hover {
            background: var(--brand-600);
            box-shadow: 0 4px 16px rgba(76, 110, 245, 0.35);
            transform: translateY(-1px);
        }

        .btn-primary-sm:active {
            transform: translateY(0);
            box-shadow: 0 1px 4px rgba(76, 110, 245, 0.2);
        }

        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            background: var(--surface-100);
            font-size: 1.2rem;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                padding: 1rem;
                gap: 0.125rem;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-elevated);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 0.75rem 1rem;
                font-size: 1rem;
                width: 100%;
                border-radius: var(--radius-md);
            }
            .nav-links a.active::after {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-actions .btn-primary-sm {
                display: none;
            }
        }

        @media (min-width: 769px) {
            .mobile-menu-toggle {
                display: none;
            }
        }

        main {
            flex: 1;
        }

        .article-breadcrumb {
            padding: 1.25rem 0;
            border-bottom: 1px solid var(--border-light);
            background: #fff;
        }

        .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb-inner a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-inner a:hover {
            color: var(--brand-600);
        }

        .breadcrumb-sep {
            color: var(--text-muted);
            font-size: 0.7rem;
        }

        .breadcrumb-current {
            color: var(--text-primary);
            font-weight: 500;
        }

        .article-main-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }

        @media (max-width: 1024px) {
            .article-main-layout {
                grid-template-columns: 1fr;
                gap: 2rem;
                padding: 2rem 0;
            }
        }

        @media (max-width: 640px) {
            .article-main-layout {
                padding: 1.5rem 0;
                gap: 1.5rem;
            }
        }

        .article-content-area {
            min-width: 0;
        }

        .article-header-card {
            background: #ffffff;
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            margin-bottom: 1.5rem;
        }

        @media (max-width: 640px) {
            .article-header-card {
                padding: 1.5rem;
                border-radius: var(--radius-xl);
            }
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.9rem;
            border-radius: 2rem;
            font-size: 0.8rem;
            font-weight: 600;
            background: #eef1ff;
            color: var(--brand-600);
            margin-bottom: 1rem;
        }

        .article-category-badge i {
            font-size: 0.7rem;
        }

        .article-title {
            font-size: 1.75rem;
            font-weight: 800;
            line-height: 1.35;
            color: var(--surface-900);
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        @media (max-width: 640px) {
            .article-title {
                font-size: 1.35rem;
            }
        }

        .article-meta-row {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding-bottom: 1.25rem;
            border-bottom: 1px solid var(--border-light);
            margin-bottom: 0.5rem;
        }

        .article-meta-row span {
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .article-meta-row i {
            font-size: 0.8rem;
            color: var(--brand-500);
        }

        .article-body-card {
            background: #ffffff;
            border-radius: var(--radius-2xl);
            padding: 2.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            line-height: 1.85;
            font-size: 1.05rem;
            color: var(--text-primary);
        }

        @media (max-width: 640px) {
            .article-body-card {
                padding: 1.5rem;
                border-radius: var(--radius-xl);
                font-size: 1rem;
            }
        }

        .article-body-card h2 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--surface-900);
            margin: 2rem 0 0.75rem;
            padding-top: 0.5rem;
        }

        .article-body-card h2:first-child {
            margin-top: 0;
        }

        .article-body-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--surface-800);
            margin: 1.5rem 0 0.5rem;
        }

        .article-body-card p {
            margin-bottom: 1rem;
        }

        .article-body-card ul,
        .article-body-card ol {
            margin: 0.75rem 0 1rem 1.5rem;
        }

        .article-body-card li {
            margin-bottom: 0.4rem;
        }

        .article-body-card blockquote {
            border-left: 4px solid var(--brand-500);
            padding: 1rem 1.25rem;
            margin: 1.25rem 0;
            background: var(--surface-50);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--text-secondary);
        }

        .article-body-card img {
            border-radius: var(--radius-lg);
            margin: 1.25rem 0;
            width: 100%;
        }

        .ticket-info-strip {
            background: linear-gradient(135deg, #eef1ff 0%, #f0f4ff 100%);
            border: 1px solid #d1d8ff;
            border-radius: var(--radius-xl);
            padding: 1.25rem 1.5rem;
            margin: 1.5rem 0;
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .ticket-info-strip .ticket-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: var(--brand-500);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .ticket-info-strip .ticket-text {
            flex: 1;
            min-width: 150px;
        }

        .ticket-info-strip .ticket-text strong {
            display: block;
            font-size: 0.95rem;
            color: var(--surface-900);
        }

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

        .ticket-info-strip .btn-ticket-action {
            padding: 0.6rem 1.5rem;
            border-radius: 2rem;
            background: var(--brand-500);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(76, 110, 245, 0.2);
        }

        .ticket-info-strip .btn-ticket-action:hover {
            background: var(--brand-600);
            box-shadow: 0 4px 16px rgba(76, 110, 245, 0.35);
            transform: translateY(-1px);
        }

        .article-sidebar {
            position: sticky;
            top: 84px;
            align-self: start;
        }

        @media (max-width: 1024px) {
            .article-sidebar {
                position: static;
                top: auto;
            }
        }

        .sidebar-card {
            background: #ffffff;
            border-radius: var(--radius-2xl);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            margin-bottom: 1.25rem;
        }

        @media (max-width: 640px) {
            .sidebar-card {
                border-radius: var(--radius-xl);
                padding: 1.25rem;
            }
        }

        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--surface-900);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .sidebar-card h4 i {
            color: var(--brand-500);
            font-size: 0.9rem;
        }

        .sidebar-related-item {
            display: flex;
            gap: 0.75rem;
            padding: 0.75rem 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            border-radius: var(--radius-md);
            padding: 0.6rem;
            margin: 0 -0.6rem;
        }

        .sidebar-related-item:last-child {
            border-bottom: none;
        }

        .sidebar-related-item:hover {
            background: var(--surface-50);
        }

        .sidebar-related-thumb {
            width: 64px;
            height: 48px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--surface-100);
        }

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

        .sidebar-related-info .related-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .sidebar-related-info .related-date {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 0.25rem;
        }

        .sidebar-cta-card {
            background: linear-gradient(135deg, var(--brand-600), var(--brand-800));
            border-radius: var(--radius-2xl);
            padding: 1.75rem;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-elevated);
            margin-bottom: 1.25rem;
        }

        .sidebar-cta-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .sidebar-cta-card p {
            font-size: 0.85rem;
            opacity: 0.9;
            margin-bottom: 1.25rem;
            line-height: 1.5;
        }

        .sidebar-cta-card .btn-cta-white {
            display: inline-block;
            padding: 0.6rem 1.75rem;
            border-radius: 2rem;
            background: #ffffff;
            color: var(--brand-700);
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        .sidebar-cta-card .btn-cta-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
        }

        .not-found-section {
            text-align: center;
            padding: 5rem 1.5rem;
            background: #ffffff;
            border-radius: var(--radius-2xl);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
        }

        .not-found-section .not-found-icon {
            font-size: 4rem;
            color: var(--text-muted);
            margin-bottom: 1.25rem;
        }

        .not-found-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--surface-900);
            margin-bottom: 0.5rem;
        }

        .not-found-section p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
        }

        .not-found-section .btn-back-home {
            display: inline-block;
            padding: 0.7rem 2rem;
            border-radius: 2rem;
            background: var(--brand-500);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(76, 110, 245, 0.25);
        }

        .not-found-section .btn-back-home:hover {
            background: var(--brand-600);
            box-shadow: 0 4px 16px rgba(76, 110, 245, 0.35);
            transform: translateY(-1px);
        }

        .cta-section {
            background: linear-gradient(135deg, #1a1d3a 0%, #2d3152 50%, #1e2a8a 100%);
            padding: 3.5rem 0;
            margin-top: 2rem;
            border-radius: var(--radius-3xl);
            text-align: center;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 160%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(76, 110, 245, 0.25) 0%, transparent 60%);
            pointer-events: none;
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 2.5rem 1rem;
                border-radius: var(--radius-2xl);
                margin-top: 1.5rem;
            }
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            font-size: 1rem;
            opacity: 0.85;
            margin-bottom: 1.75rem;
            line-height: 1.6;
        }

        .cta-section .btn-cta-large {
            display: inline-block;
            padding: 0.85rem 2.5rem;
            border-radius: 2.5rem;
            background: #ffffff;
            color: var(--brand-700);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            letter-spacing: 0.01em;
        }

        .cta-section .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
            background: #f0f4ff;
        }

        footer.site-footer {
            background: #ffffff;
            border-top: 1px solid var(--border-light);
            padding: 3rem 0 1.5rem;
            margin-top: auto;
        }

        @media (max-width: 640px) {
            footer.site-footer {
                padding: 2rem 0 1rem;
            }
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2rem;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
        }

        .footer-brand .footer-logo {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--surface-900);
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--surface-900);
            margin-bottom: 0.75rem;
            letter-spacing: 0.01em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 0.4rem;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--brand-600);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 1.25rem;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .article-body-card .highlight-box {
            background: #fffbeb;
            border: 1px solid #fde68a;
            border-radius: var(--radius-lg);
            padding: 1.25rem 1.5rem;
            margin: 1.25rem 0;
            font-size: 0.95rem;
        }

        .article-body-card .highlight-box strong {
            color: #b45309;
        }

        @media (max-width: 640px) {
            .article-body-card .highlight-box {
                padding: 1rem;
                font-size: 0.9rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --secondary: #FF6B6B;
            --accent: #FFD93D;
            --bg: #FFFFFF;
            --bg-alt: #F8F9FA;
            --text: #2D3436;
            --text-light: #636E72;
            --border: #DFE6E9;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow: 0 8px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 16px 40px rgba(0,0,0,0.12);
            --transition: all 0.25s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-stack);
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ---------- 导航 ---------- */
        .site-header {
            background: var(--bg);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 12px 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .logo i {
            font-size: 1.5rem;
            color: var(--secondary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2rem;
            list-style: none;
        }

        .nav-links a {
            font-weight: 500;
            color: var(--text-light);
            padding: 10px 0;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.2s;
        }

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

        .nav-links a.active::after,
        .nav-links a:hover::after {
            width: 100%;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border-radius: 50px;
            padding: 8px 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108,92,231,0.15);
        }

        .search-box input {
            background: transparent;
            border: none;
            padding: 4px 8px;
            width: 140px;
            font-size: 0.95rem;
            color: var(--text);
        }

        .search-box button {
            background: none;
            cursor: pointer;
            color: var(--text-light);
            font-size: 1rem;
            transition: var(--transition);
        }

        .search-box button:hover {
            color: var(--primary);
        }

        .btn {
            display: inline-block;
            padding: 10px 22px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
            border: 1px solid transparent;
            text-align: center;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(108,92,231,0.25);
        }

        .btn-outline {
            border: 1px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }

        .btn-outline:hover {
            background: rgba(108,92,231,0.06);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(108,92,231,0.12);
        }

        .btn-sm {
            padding: 6px 16px;
            font-size: 0.85rem;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--text);
            cursor: pointer;
        }

        /* ---------- 分类页 Banner ---------- */
        .page-banner {
            background-size: cover;
            background-position: center;
            padding: 60px 0;
            position: relative;
            color: #fff;
            text-align: center;
            background-image: url('/assets/images/backpic/back-1.png');
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(45,52,54,0.55);
            z-index: 0;
        }

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

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .page-banner p {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto;
        }

        /* ---------- 筛选栏 ---------- */
        .filter-bar {
            background: var(--bg);
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 72px; /* 留出导航高度 */
            z-index: 50;
            backdrop-filter: blur(6px);
        }

        .filters {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: center;
        }

        .filter-select {
            padding: 10px 18px;
            border-radius: 50px;
            border: 1px solid var(--border);
            background: var(--bg-alt);
            font-size: 0.95rem;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            appearance: none;
            background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20width%3D%2212%22%20height%3D%228%22%20viewBox%3D%220%200%2012%208%22%20fill%3D%22none%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%3E%3Cpath%20d%3D%22M1%201.5L6%206.5L11%201.5%22%20stroke%3D%22%23636E72%22%20stroke-width%3D%221.5%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }

        .filter-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(108,92,231,0.1);
        }

        /* ---------- 板块标题 ---------- */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 32px;
            color: var(--text);
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .section-title span {
            font-size: 1rem;
            font-weight: 400;
            color: var(--text-light);
            margin-left: 8px;
        }

        /* ---------- 活动时间轴 ---------- */
        .activity-list {
            padding: 60px 0;
            background: var(--bg);
        }

        .timeline {
            position: relative;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 28px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border);
            z-index: 0;
        }

        .activity-card {
            display: flex;
            gap: 24px;
            margin-bottom: 36px;
            position: relative;
            z-index: 1;
            padding-left: 60px;
            align-items: flex-start;
        }

        .timeline-dot {
            position: absolute;
            left: 20px;
            top: 24px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--primary);
            border: 4px solid #fff;
            box-shadow: 0 0 0 3px var(--primary);
            z-index: 1;
        }

        .activity-card-inner {
            background: var(--bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 24px;
            flex: 1;
            display: flex;
            gap: 24px;
            transition: var(--transition);
            border: 1px solid var(--border);
        }

        .activity-card-inner:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }

        .activity-image {
            width: 160px;
            height: 110px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .activity-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .activity-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .activity-meta i {
            color: var(--primary);
            margin-right: 4px;
        }

        .activity-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }

        .activity-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin: 10px 0;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            background: #f0eeff;
            color: var(--primary);
            white-space: nowrap;
        }

        .badge-warning {
            background: #fff3e0;
            color: #e67e22;
        }

        .badge-danger {
            background: #ffebee;
            color: #d32f2f;
        }

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

        .activity-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 8px;
        }

        .activity-actions .btn {
            font-size: 0.85rem;
            padding: 8px 20px;
        }

        /* ---------- 精选推荐网格 ---------- */
        .featured-events {
            padding: 60px 0;
            background: var(--bg-alt);
        }

        .events-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .event-card-featured {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }

        .event-card-featured:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .event-cover {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

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

        .card-body h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: var(--text);
        }

        .card-body .meta {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 12px;
        }

        .card-body .btn {
            align-self: flex-start;
            margin-top: auto;
        }

        /* ---------- 活动日历预览 ---------- */
        .calendar-preview {
            padding: 60px 0;
            background: var(--bg);
        }

        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 8px;
            text-align: center;
        }

        .cal-day-header {
            font-weight: 600;
            color: var(--text-light);
            padding: 8px;
        }

        .cal-cell {
            padding: 12px 4px;
            border-radius: var(--radius-sm);
            background: var(--bg-alt);
            font-size: 0.9rem;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .cal-cell.has-event {
            background: #eef1ff;
            border-color: var(--primary);
            font-weight: 600;
            cursor: default;
            position: relative;
        }

        .cal-cell.has-event::after {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--secondary);
            border-radius: 50%;
            display: block;
            margin: 4px auto 0;
        }

        .cal-cell.today {
            background: var(--primary);
            color: #fff;
            font-weight: 700;
        }

        /* ---------- CTA 订阅 ---------- */
        .cta-subscribe {
            padding: 60px 0;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            text-align: center;
        }

        .cta-subscribe h2 {
            font-size: 2rem;
            margin-bottom: 12px;
        }

        .cta-subscribe p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            width: 300px;
            padding: 14px 20px;
            border-radius: 50px;
            border: none;
            font-size: 1rem;
            color: var(--text);
        }

        .subscribe-form .btn {
            background: var(--secondary);
            color: #fff;
            border: none;
            padding: 14px 28px;
        }

        .subscribe-form .btn:hover {
            background: #e55a5a;
            transform: translateY(-2px);
        }

        /* ---------- 页脚 ---------- */
        .site-footer {
            background: #1e1e2f;
            color: rgba(255,255,255,0.7);
            padding: 60px 0 30px;
            font-size: 0.95rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand p {
            line-height: 1.7;
        }

        .footer-col h4 {
            color: #fff;
            margin-bottom: 14px;
            font-size: 1.1rem;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col li {
            margin-bottom: 8px;
        }

        .footer-col a {
            color: rgba(255,255,255,0.7);
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 20px;
            text-align: center;
            font-size: 0.9rem;
        }

        /* ---------- 响应式 ---------- */
        @media (max-width: 1024px) {
            .header-actions .search-box input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fff;
                padding: 16px;
                box-shadow: var(--shadow);
                border-radius: var(--radius);
                margin-top: 12px;
                order: 3;
            }
            .nav-links.show {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
                order: 2;
                margin-left: auto;
            }
            .header-actions {
                order: 1;
                flex: 1;
                justify-content: flex-end;
                gap: 8px;
            }
            .search-box input {
                width: 90px;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .activity-card {
                padding-left: 40px;
                gap: 16px;
            }
            .activity-card-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .activity-image {
                width: 100%;
                height: 160px;
            }
            .timeline::before {
                left: 16px;
            }
            .timeline-dot {
                left: 8px;
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .calendar-grid {
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-form input {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .logo {
                font-size: 1.4rem;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .filters {
                justify-content: flex-start;
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 8px;
            }
            .filter-select {
                flex-shrink: 0;
            }
        }