/* roulang page: index */
/* ========== DESIGN VARIABLES ========== */
        :root {
            --bg-deep: #06060f;
            --bg-primary: #0b0b1a;
            --bg-secondary: #101025;
            --bg-card: rgba(16, 16, 38, 0.75);
            --bg-card-hover: rgba(22, 22, 50, 0.85);
            --bg-nav: rgba(10, 10, 28, 0.72);
            --bg-glass: rgba(18, 18, 42, 0.55);
            --text-primary: #edeff5;
            --text-secondary: #b8bbc8;
            --text-muted: #7a7d8f;
            --text-strong: #ffffff;
            --accent-gold: #e2b368;
            --accent-gold-light: #f0d08a;
            --accent-gold-dark: #c4963e;
            --accent-purple: #7b6cf6;
            --accent-purple-light: #9d91f9;
            --accent-cyan: #4ec9c0;
            --accent-rose: #e8657c;
            --border-subtle: rgba(255, 255, 255, 0.07);
            --border-medium: rgba(255, 255, 255, 0.12);
            --border-glow: rgba(226, 179, 104, 0.25);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.55);
            --shadow-glow: 0 0 40px rgba(226, 179, 104, 0.12), 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(255, 255, 255, 0.03);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            --font-body: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-display: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            --container-max: 1240px;
            --container-narrow: 960px;
            --nav-height: 58px;
            --section-gap: 80px;
            --section-gap-sm: 48px;
        }

        /* ========== RESET & BASE ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            font-weight: 400;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-deep);
            background-image:
                radial-gradient(ellipse at 50% 0%, rgba(123, 108, 246, 0.06) 0%, transparent 65%),
                radial-gradient(ellipse at 80% 20%, rgba(226, 179, 104, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 20% 60%, rgba(78, 201, 192, 0.03) 0%, transparent 50%);
            background-attachment: fixed;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        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;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-strong);
        }
        ::selection {
            background: rgba(226, 179, 104, 0.3);
            color: #fff;
        }
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-deep);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.12);
            border-radius: 3px;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: auto;
            max-width: calc(100vw - 40px);
        }
        .nav-capsule {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-nav);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-medium);
            border-radius: var(--radius-full);
            padding: 6px 8px 6px 18px;
            box-shadow: var(--shadow-lg);
            white-space: nowrap;
        }
        .nav-logo {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-strong);
            letter-spacing: 0.02em;
            margin-right: 10px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 7px;
        }
        .nav-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-xs);
            background: linear-gradient(135deg, var(--accent-purple), var(--accent-gold-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 900;
            color: #fff;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 3px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.01em;
            position: relative;
        }
        .nav-link:hover {
            color: var(--text-strong);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-link--active {
            background: rgba(226, 179, 104, 0.15);
            color: var(--accent-gold-light);
            font-weight: 600;
            box-shadow: 0 0 18px rgba(226, 179, 104, 0.10);
        }
        .nav-link--active:hover {
            background: rgba(226, 179, 104, 0.22);
            color: var(--accent-gold-light);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.88rem;
            background: linear-gradient(135deg, var(--accent-gold-dark), var(--accent-gold));
            color: #1a1a0d;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
            box-shadow: 0 4px 16px rgba(226, 179, 104, 0.25);
            margin-left: 4px;
        }
        .nav-cta-btn:hover {
            box-shadow: 0 6px 24px rgba(226, 179, 104, 0.4);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--text-primary);
            cursor: pointer;
            flex-shrink: 0;
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            padding: 100px 28px 80px;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
            filter: brightness(0.35) saturate(0.8);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background:
                radial-gradient(ellipse at 50% 35%, rgba(10, 10, 30, 0.3) 0%, rgba(6, 6, 15, 0.85) 75%),
                linear-gradient(180deg, rgba(6, 6, 15, 0.4) 0%, rgba(6, 6, 15, 0.7) 40%, rgba(6, 6, 15, 0.95) 85%, #06060f 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 780px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(226, 179, 104, 0.12);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-full);
            padding: 7px 18px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent-gold-light);
            margin-bottom: 24px;
            letter-spacing: 0.03em;
            animation: fadeInUp 0.7s ease-out;
        }
        .hero-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent-gold);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 6px var(--accent-gold), 0 0 12px rgba(226, 179, 104, 0.5);
            }
            50% {
                box-shadow: 0 0 14px var(--accent-gold-light), 0 0 28px rgba(226, 179, 104, 0.7);
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .hero-title {
            font-family: var(--font-display);
            font-weight: 900;
            font-size: clamp(2.4rem, 5.5vw, 3.8rem);
            color: #fff;
            letter-spacing: 0.03em;
            line-height: 1.15;
            margin-bottom: 18px;
            animation: fadeInUp 0.7s ease-out 0.1s both;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold), var(--accent-gold-dark));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
            animation: fadeInUp 0.7s ease-out 0.2s both;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            animation: fadeInUp 0.7s ease-out 0.3s both;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn--primary {
            background: linear-gradient(135deg, var(--accent-gold-dark), var(--accent-gold));
            color: #1a1a0d;
            box-shadow: var(--shadow-glow);
            font-weight: 700;
        }
        .btn--primary:hover {
            box-shadow: 0 0 50px rgba(226, 179, 104, 0.25), 0 12px 36px rgba(0, 0, 0, 0.5);
            transform: translateY(-2px);
        }
        .btn--outline {
            border: 1.5px solid var(--border-medium);
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.03);
            backdrop-filter: blur(6px);
        }
        .btn--outline:hover {
            border-color: rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.07);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn--sm {
            padding: 8px 18px;
            font-size: 0.82rem;
        }
        .btn--lg {
            padding: 15px 34px;
            font-size: 1.05rem;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
        }
        .hero-scroll-indicator {
            position: absolute;
            bottom: 36px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            color: var(--text-muted);
            font-size: 0.75rem;
            letter-spacing: 0.05em;
            animation: bounce-down 2s infinite;
        }
        @keyframes bounce-down {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(8px);
            }
        }
        .hero-scroll-indicator .scroll-arrow {
            width: 24px;
            height: 24px;
            opacity: 0.6;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
            position: relative;
        }
        .section--alt {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .section--dark {
            background: var(--bg-deep);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-gold);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text-strong);
            letter-spacing: 0.02em;
            margin-bottom: 10px;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 500px;
            margin: 0 auto;
        }

        /* ========== FEATURES GRID ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .feature-card:hover {
            border-color: var(--border-medium);
            background: var(--bg-card-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-card__icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
            flex-shrink: 0;
        }
        .feature-card__icon--purple {
            background: rgba(123, 108, 246, 0.18);
            color: var(--accent-purple-light);
        }
        .feature-card__icon--gold {
            background: rgba(226, 179, 104, 0.18);
            color: var(--accent-gold-light);
        }
        .feature-card__icon--cyan {
            background: rgba(78, 201, 192, 0.18);
            color: var(--accent-cyan);
        }
        .feature-card__title {
            font-size: 1.08rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-strong);
        }
        .feature-card__desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== CATEGORY ENTRY ========== */
        .category-entry-section {
            position: relative;
            padding: var(--section-gap) 0;
        }
        .category-entry-card {
            display: flex;
            align-items: center;
            gap: 40px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
        }
        .category-entry-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .category-entry-card__image {
            width: 280px;
            min-height: 220px;
            flex-shrink: 0;
            overflow: hidden;
            position: relative;
        }
        .category-entry-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .category-entry-card:hover .category-entry-card__image img {
            transform: scale(1.05);
        }
        .category-entry-card__body {
            padding: 28px 28px 28px 0;
            flex: 1;
        }
        .category-entry-card__tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(226, 179, 104, 0.15);
            color: var(--accent-gold-light);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }
        .category-entry-card__title {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-strong);
            margin-bottom: 8px;
        }
        .category-entry-card__desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .category-entry-card__link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-gold);
            transition: gap var(--transition-fast);
        }
        .category-entry-card:hover .category-entry-card__link {
            gap: 10px;
        }

        /* ========== CMS LIST ========== */
        .cms-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .cms-list-item {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: all var(--transition-smooth);
            text-decoration: none;
            align-items: flex-start;
        }
        .cms-list-item:hover {
            border-color: var(--border-medium);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .cms-list-item__thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-secondary);
        }
        .cms-list-item__thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .cms-list-item__info {
            flex: 1;
            min-width: 0;
        }
        .cms-list-item__category {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--accent-purple-light);
            letter-spacing: 0.04em;
            margin-bottom: 4px;
        }
        .cms-list-item__title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-strong);
            line-height: 1.35;
            margin-bottom: 5px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cms-list-item__excerpt {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cms-empty {
            text-align: center;
            padding: 48px 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
            grid-column: 1 / -1;
        }

        /* ========== STATS ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            border-color: var(--border-medium);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }
        .stat-card__number {
            font-family: var(--font-display);
            font-size: 2.6rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card__label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ========== HIGHLIGHTS GRID ========== */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .highlight-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            text-decoration: none;
            display: flex;
            flex-direction: column;
        }
        .highlight-card:hover {
            border-color: var(--border-medium);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .highlight-card__image {
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
        }
        .highlight-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .highlight-card:hover .highlight-card__image img {
            transform: scale(1.04);
        }
        .highlight-card__image .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            background: rgba(0, 0, 0, 0.65);
            backdrop-filter: blur(6px);
            color: var(--accent-gold-light);
            border: 1px solid rgba(226, 179, 104, 0.3);
        }
        .highlight-card__body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .highlight-card__title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .highlight-card__desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
            flex: 1;
        }
        .highlight-card__meta {
            margin-top: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ========== 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(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-medium);
        }
        .faq-item__question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: background var(--transition-fast);
            cursor: pointer;
            background: none;
            border: none;
            font-family: inherit;
        }
        .faq-item__question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-item__icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item--open .faq-item__icon {
            transform: rotate(45deg);
            background: rgba(226, 179, 104, 0.2);
            color: var(--accent-gold);
        }
        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
        }
        .faq-item--open .faq-item__answer {
            max-height: 300px;
        }
        .faq-item__answer-inner {
            padding: 0 22px 18px;
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: var(--section-gap) 0;
            overflow: hidden;
        }
        .cta-section .cta-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .cta-section .cta-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.25) saturate(0.6);
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: radial-gradient(ellipse at 50% 50%, rgba(10, 10, 30, 0.5) 0%, rgba(6, 6, 15, 0.9) 100%);
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-title {
            font-size: clamp(1.6rem, 3vw, 2.1rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--text-strong);
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 300px;
        }
        .footer-col__title {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-gold-light);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .cms-list {
                grid-template-columns: 1fr 1fr;
            }
            .category-entry-card {
                flex-direction: column;
                gap: 0;
            }
            .category-entry-card__image {
                width: 100%;
                min-height: 180px;
                max-height: 240px;
            }
            .category-entry-card__body {
                padding: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .section {
                padding: var(--section-gap-sm) 0;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 50%;
                transform: translateX(-50%);
                flex-direction: column;
                background: var(--bg-nav);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border: 1px solid var(--border-medium);
                border-radius: var(--radius-lg);
                padding: 10px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                min-width: 200px;
            }
            .nav-links--open {
                display: flex;
            }
            .nav-link {
                border-radius: var(--radius-sm);
                padding: 11px 16px;
                width: 100%;
            }
            .nav-cta-btn {
                margin-left: 0;
                border-radius: var(--radius-sm);
                width: 100%;
                justify-content: center;
                margin-top: 4px;
            }
            .nav-toggle {
                display: flex;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .cms-list {
                grid-template-columns: 1fr;
            }
            .cms-list-item {
                flex-direction: column;
                gap: 12px;
            }
            .cms-list-item__thumb {
                width: 100%;
                height: 140px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                text-align: center;
            }
            .footer-desc {
                max-width: 100%;
            }
            .footer-links {
                align-items: center;
            }
            .container {
                padding: 0 18px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        @media (max-width: 520px) {
            .hero {
                min-height: 90vh;
                padding: 80px 16px 60px;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.88rem;
            }
            .btn {
                padding: 11px 22px;
                font-size: 0.88rem;
            }
            .btn--lg {
                padding: 13px 26px;
                font-size: 0.95rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 22px 14px;
            }
            .stat-card__number {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .site-header {
                top: 8px;
                max-width: calc(100vw - 20px);
            }
            .nav-capsule {
                padding: 5px 6px 5px 12px;
            }
            .nav-logo {
                font-size: 0.9rem;
                margin-right: 4px;
            }
            .nav-logo .logo-icon {
                width: 26px;
                height: 26px;
                font-size: 0.7rem;
            }
            .highlight-card__image {
                aspect-ratio: 16 / 11;
            }
            .category-entry-card__image {
                min-height: 150px;
                max-height: 180px;
            }
        }

/* roulang page: article */
:root {
            --primary: #f0b90b;
            --primary-hover: #c9970a;
            --bg: #121220;
            --surface: rgba(255,255,255,0.06);
            --surface-hover: rgba(255,255,255,0.1);
            --text: #e0e0e0;
            --text-secondary: #a0a0b0;
            --text-muted: #707080;
            --border: rgba(255,255,255,0.1);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
            --shadow: 0 4px 16px rgba(0,0,0,0.4);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --transition: 0.2s ease;
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.6;
            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, input, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 15px 20px;
            display: flex;
            justify-content: center;
        }
        .nav-capsule {
            background: rgba(20,20,35,0.8);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 40px;
            padding: 8px 16px;
            display: flex;
            align-items: center;
            gap: 24px;
            max-width: 700px;
            width: 100%;
            box-shadow: 0 8px 24px rgba(0,0,0,0.4);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.15rem;
            white-space: nowrap;
            color: #fff;
            text-decoration: none;
            flex-shrink: 0;
        }
        .logo-icon {
            background: linear-gradient(135deg, var(--primary), #ffa500);
            color: #000;
            font-weight: 800;
            font-size: 0.9rem;
            padding: 4px 8px;
            border-radius: 6px;
            letter-spacing: 0.5px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            margin-left: auto;
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 20px;
            font-weight: 500;
            font-size: 0.95rem;
            color: rgba(255,255,255,0.75);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(255,255,255,0.05);
        }
        .nav-cta-btn {
            padding: 8px 20px;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            border-radius: 20px;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: background var(--transition);
            margin-left: 8px;
        }
        .nav-cta-btn:hover {
            background: var(--primary-hover);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
        }
        @media (max-width: 768px) {
            .nav-capsule {
                flex-wrap: wrap;
                justify-content: space-between;
                gap: 10px;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 4px;
                background: rgba(20,20,35,0.95);
                backdrop-filter: blur(12px);
                border-radius: 20px;
                padding: 8px;
                margin-top: 4px;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-link, .nav-cta-btn {
                width: 100%;
                text-align: center;
                margin-left: 0;
                border-radius: 12px;
            }
            .nav-toggle {
                display: block;
            }
        }
        /* 主区 */
        .main {
            flex: 1;
            padding-top: 120px;
            padding-bottom: 60px;
        }
        .article-wrapper {
            max-width: 820px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .article-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .article-cover {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-bottom: 1px solid var(--border);
        }
        .article-body {
            padding: 40px 32px;
        }
        @media (max-width: 640px) {
            .article-body {
                padding: 24px 16px;
            }
            .main {
                padding-top: 100px;
            }
        }
        .article-category {
            display: inline-block;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            font-size: 0.8rem;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .article-title {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 8px;
            color: #fff;
        }
        @media (max-width: 640px) {
            .article-title {
                font-size: 1.5rem;
            }
        }
        .article-meta {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 24px;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-content {
            color: var(--text);
            font-size: 1.05rem;
            line-height: 1.8;
            word-wrap: break-word;
        }
        .article-content h2 {
            font-size: 1.5rem;
            margin: 32px 0 16px;
            color: #fff;
        }
        .article-content h3 {
            font-size: 1.25rem;
            margin: 24px 0 12px;
            color: #fff;
        }
        .article-content p {
            margin-bottom: 16px;
        }
        .article-content img {
            border-radius: var(--radius);
            margin: 16px 0;
        }
        .article-content ul, .article-content ol {
            margin: 16px 0;
            padding-left: 24px;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content blockquote {
            border-left: 3px solid var(--primary);
            padding-left: 20px;
            color: var(--text-secondary);
            margin: 20px 0;
            font-style: italic;
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            font-weight: 500;
        }
        .article-content a:hover {
            color: #fff;
        }
        .not-found {
            text-align: center;
            padding: 80px 20px;
            color: var(--text-secondary);
        }
        .not-found h2 {
            font-size: 2rem;
            margin-bottom: 16px;
        }
        .not-found a {
            color: var(--primary);
            font-weight: 600;
            text-decoration: underline;
        }
        .back-home {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 24px;
            color: var(--primary);
            font-weight: 500;
            transition: color var(--transition);
        }
        .back-home:hover {
            color: #fff;
        }
        /* 页脚 */
        .site-footer {
            background: rgba(18,18,32,0.9);
            border-top: 1px solid var(--border);
            padding: 60px 0 30px;
            color: var(--text-secondary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .footer-col__title {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 16px;
            color: #fff;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 24px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

/* roulang page: category1 */
/* ============ 设计变量 ============ */
        :root {
            /* 主色调 - 暖金色系 */
            --color-primary: #f0a500;
            --color-primary-hover: #d49200;
            --color-primary-light: #ffc940;
            --color-primary-glow: rgba(240, 165, 0, 0.25);
            --color-primary-glow-strong: rgba(240, 165, 0, 0.45);

            /* 背景色系 - 深色沉浸 */
            --color-bg: #0b0b14;
            --color-bg-alt: #10101c;
            --color-surface: #181825;
            --color-surface-hover: #1f1f30;
            --color-surface-elevated: #202038;
            --color-overlay: rgba(11, 11, 20, 0.75);

            /* 文字色系 */
            --color-text: #e8e8f0;
            --color-text-strong: #ffffff;
            --color-text-muted: #8a8a9a;
            --color-text-dim: #5e5e72;

            /* 边框与分割 */
            --color-border: #252538;
            --color-border-light: #323248;
            --color-divider: #1e1e30;

            /* 圆角 */
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --radius-full: 999px;

            /* 阴影 */
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.55);
            --shadow-glow: 0 0 30px var(--color-primary-glow);
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.4), 0 0 1px rgba(255, 255, 255, 0.04) inset;

            /* 间距 */
            --space-xs: 4px;
            --space-sm: 8px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;

            /* 字体 */
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;

            /* 导航 */
            --nav-height: 56px;
            --nav-capsule-radius: 28px;

            /* 过渡 */
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;

            /* 容器 */
            --container-max: 1200px;
            --container-padding: 20px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-text-strong);
            line-height: 1.3;
            font-weight: 700;
        }

        /* ============ 容器 ============ */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-padding);
        }

        .container--narrow {
            max-width: 900px;
        }

        .container--wide {
            max-width: 1320px;
        }

        /* ============ 页面主结构 ============ */
        .page-wrapper {
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        main {
            flex: 1;
        }

        /* ============ 导航 - 悬浮胶囊 ============ */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 32px);
            max-width: 1100px;
            transition: all var(--transition-base);
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(24, 24, 37, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-full);
            padding: 6px 8px 6px 20px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 1px rgba(255, 255, 255, 0.06) inset;
            transition: all var(--transition-base);
            min-height: var(--nav-height);
        }

        .nav-capsule:hover {
            border-color: rgba(255, 255, 255, 0.14);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55), 0 0 1px rgba(255, 255, 255, 0.08) inset;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text-strong);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: opacity var(--transition-base);
        }

        .nav-logo:hover {
            opacity: 0.85;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--color-primary), #e08800);
            color: #0b0b14;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 0.85rem;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

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

        .nav-link {
            padding: 10px 18px;
            border-radius: var(--radius-full);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-muted);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            color: var(--color-text-strong);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link--active {
            color: var(--color-text-strong);
            background: rgba(255, 255, 255, 0.07);
            font-weight: 600;
        }

        .nav-link--active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: var(--radius-full);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            background: linear-gradient(135deg, var(--color-primary), #e08800);
            color: #0b0b14;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-base);
            box-shadow: 0 4px 16px var(--color-primary-glow);
            letter-spacing: 0.03em;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
            box-shadow: 0 6px 24px var(--color-primary-glow-strong);
            transform: translateY(-1px);
        }

        .nav-cta-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px var(--color-primary-glow);
        }

        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 8px;
            line-height: 1;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

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

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

        .section--surface {
            background-color: var(--color-surface);
        }

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

        .section-header--left {
            text-align: left;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: var(--space-sm);
        }

        .section-label::before {
            content: '';
            width: 8px;
            height: 8px;
            background: var(--color-primary);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--color-primary-glow);
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: var(--space-md);
            letter-spacing: 0.01em;
        }

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

        .section-header--left .section-subtitle {
            margin: 0;
        }

        /* ============ Banner / Hero ============ */
        .category-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: calc(var(--nav-height) + 80px) 20px var(--space-3xl);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(11, 11, 20, 0.6) 0%,
                    rgba(11, 11, 20, 0.78) 40%,
                    rgba(11, 11, 20, 0.92) 80%,
                    var(--color-bg) 100%);
            z-index: 1;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(240, 165, 0, 0.08) 0%, transparent 70%);
            z-index: 2;
            pointer-events: none;
        }

        .category-banner__content {
            position: relative;
            z-index: 3;
            max-width: 700px;
        }

        .category-banner__icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            background: rgba(240, 165, 0, 0.15);
            border: 1px solid rgba(240, 165, 0, 0.3);
            border-radius: var(--radius-lg);
            font-size: 1.8rem;
            margin-bottom: var(--space-lg);
            backdrop-filter: blur(8px);
        }

        .category-banner__title {
            font-size: 3rem;
            font-weight: 900;
            margin-bottom: var(--space-md);
            letter-spacing: 0.02em;
            color: var(--color-text-strong);
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
        }

        .category-banner__title .highlight {
            color: var(--color-primary);
        }

        .category-banner__desc {
            font-size: 1.1rem;
            color: var(--color-text-muted);
            line-height: 1.8;
            max-width: 520px;
            margin: 0 auto var(--space-xl);
        }

        .category-banner__stats {
            display: flex;
            justify-content: center;
            gap: var(--space-2xl);
            flex-wrap: wrap;
        }

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

        .banner-stat__num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }

        .banner-stat__label {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        /* ============ 横向封面墙 ============ */
        .cover-wall {
            padding: var(--space-3xl) 0;
        }

        .cover-wall__header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: var(--space-xl);
            flex-wrap: wrap;
            gap: var(--space-md);
        }

        .cover-wall__title {
            font-size: 1.5rem;
            font-weight: 700;
        }

        .cover-wall__more {
            font-size: 0.9rem;
            color: var(--color-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }

        .cover-wall__more:hover {
            gap: 8px;
            color: var(--color-primary-light);
        }

        .cover-wall__scroll {
            display: flex;
            gap: var(--space-lg);
            overflow-x: auto;
            scroll-behavior: smooth;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-border) transparent;
            padding-bottom: var(--space-md);
            margin: 0 calc(-1 * var(--container-padding));
            padding-left: var(--container-padding);
            padding-right: var(--container-padding);
        }

        .cover-wall__scroll::-webkit-scrollbar {
            height: 5px;
        }

        .cover-wall__scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .cover-wall__scroll::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: var(--radius-full);
        }

        .cover-card {
            flex: 0 0 260px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            cursor: pointer;
            position: relative;
            box-shadow: var(--shadow-card);
        }

        .cover-card:hover {
            border-color: var(--color-border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg), 0 0 30px var(--color-primary-glow);
        }

        .cover-card__image-wrap {
            position: relative;
            width: 100%;
            height: 180px;
            overflow: hidden;
        }

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

        .cover-card:hover .cover-card__image-wrap img {
            transform: scale(1.06);
        }

        .cover-card__play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0.85);
            width: 48px;
            height: 48px;
            background: rgba(240, 165, 0, 0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: all var(--transition-base);
            box-shadow: 0 4px 20px rgba(240, 165, 0, 0.5);
            z-index: 2;
            pointer-events: none;
        }

        .cover-card__play-btn::after {
            content: '';
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 8px 0 8px 14px;
            border-color: transparent transparent transparent #0b0b14;
            margin-left: 2px;
        }

        .cover-card:hover .cover-card__play-btn {
            opacity: 1;
            transform: translate(-50%, -50%) scale(1);
        }

        .cover-card__body {
            padding: var(--space-md);
        }

        .cover-card__rating-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: var(--space-xs);
        }

        .cover-card__rating {
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--color-primary);
        }

        .cover-card__title {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-text-strong);
            margin-bottom: var(--space-xs);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cover-card__desc {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cover-card__image-wrap::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40px;
            background: linear-gradient(transparent, var(--color-surface));
            z-index: 1;
            pointer-events: none;
        }

        /* ============ 徽章系统 ============ */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            white-space: nowrap;
        }

        .badge-gold {
            background: rgba(240, 165, 0, 0.15);
            color: var(--color-primary);
            border: 1px solid rgba(240, 165, 0, 0.3);
        }

        .badge-hot {
            background: rgba(255, 80, 80, 0.15);
            color: #ff6b6b;
            border: 1px solid rgba(255, 80, 80, 0.3);
        }

        .badge-new {
            background: rgba(80, 200, 120, 0.15);
            color: #5cdb8b;
            border: 1px solid rgba(80, 200, 120, 0.3);
        }

        /* ============ 热门排行 ============ */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: var(--space-md) var(--space-lg);
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .ranking-item:hover {
            border-color: var(--color-border-light);
            background: var(--color-surface-hover);
            transform: translateX(4px);
        }

        .ranking-item--top {
            border-color: rgba(240, 165, 0, 0.25);
            background: linear-gradient(135deg, rgba(240, 165, 0, 0.04), var(--color-surface));
        }

        .ranking-item--top:hover {
            border-color: rgba(240, 165, 0, 0.4);
            box-shadow: 0 0 20px rgba(240, 165, 0, 0.08);
        }

        .ranking-num {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-weight: 800;
            font-size: 1rem;
            background: var(--color-bg-alt);
            color: var(--color-text-muted);
        }

        .ranking-item--top:nth-child(1) .ranking-num {
            background: linear-gradient(135deg, #f0a500, #d49200);
            color: #0b0b14;
            box-shadow: 0 2px 12px rgba(240, 165, 0, 0.35);
        }

        .ranking-item--top:nth-child(2) .ranking-num {
            background: linear-gradient(135deg, #b0b8c0, #889098);
            color: #0b0b14;
        }

        .ranking-item--top:nth-child(3) .ranking-num {
            background: linear-gradient(135deg, #c8885a, #a06840);
            color: #0b0b14;
        }

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

        .ranking-title {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-text-strong);
        }

        .ranking-type {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        .ranking-score {
            flex-shrink: 0;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--color-primary);
            text-align: right;
        }

        .ranking-grid-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-xl);
            align-items: start;
        }

        .ranking-visual {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border);
            position: relative;
            aspect-ratio: 4 / 3;
        }

        .ranking-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .ranking-visual__overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(11, 11, 20, 0.85) 100%);
            display: flex;
            align-items: flex-end;
            padding: var(--space-lg);
        }

        .ranking-visual__text {
            color: var(--color-text-strong);
            font-weight: 800;
            font-size: 1.3rem;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
        }

        /* ============ 分类频道 ============ */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }

        .channel-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--space-xl) var(--space-lg);
            text-align: center;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .channel-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }

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

        .channel-card:hover::before {
            opacity: 1;
        }

        .channel-card__icon {
            font-size: 2.5rem;
            margin-bottom: var(--space-md);
            display: block;
        }

        .channel-card__name {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-strong);
            margin-bottom: var(--space-xs);
        }

        .channel-card__count {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* ============ 最新评测列表 ============ */
        .review-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .review-list-item {
            display: flex;
            gap: var(--space-lg);
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .review-list-item:hover {
            border-color: var(--color-border-light);
            background: var(--color-surface-hover);
            box-shadow: var(--shadow-md);
        }

        .review-list-item__image {
            flex-shrink: 0;
            width: 200px;
            min-height: 140px;
            position: relative;
            overflow: hidden;
        }

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

        .review-list-item:hover .review-list-item__image img {
            transform: scale(1.05);
        }

        .review-list-item__body {
            padding: var(--space-lg);
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .review-list-item__title {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text-strong);
            margin-bottom: var(--space-xs);
            line-height: 1.4;
        }

        .review-list-item__excerpt {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: var(--space-sm);
        }

        .review-list-item__meta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            font-size: 0.78rem;
            color: var(--color-text-dim);
        }

        .review-list-item__meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ============ 数据统计区 ============ */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
        }

        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            text-align: center;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
        }

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

        .stat-card__num {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--color-primary);
            letter-spacing: -0.03em;
            line-height: 1;
            margin-bottom: var(--space-sm);
        }

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

        .stat-card__sub {
            font-size: 0.75rem;
            color: var(--color-text-dim);
            margin-top: 4px;
        }

        /* ============ CTA 区域 ============ */
        .cta-section {
            padding: var(--space-4xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
            background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 50%, var(--color-bg) 100%);
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(240, 165, 0, 0.06) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }

        .cta-section__content {
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-section__title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: var(--space-md);
        }

        .cta-section__desc {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            margin-bottom: var(--space-xl);
            line-height: 1.7;
        }

        .cta-btn-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 16px 36px;
            background: linear-gradient(135deg, var(--color-primary), #e08800);
            color: #0b0b14;
            border-radius: var(--radius-full);
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            box-shadow: 0 6px 28px var(--color-primary-glow);
        }

        .cta-btn-lg:hover {
            background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
            box-shadow: 0 10px 40px var(--color-primary-glow-strong);
            transform: translateY(-3px);
        }

        .cta-btn-lg:active {
            transform: translateY(0);
            box-shadow: 0 4px 16px var(--color-primary-glow);
        }

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

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

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: var(--space-lg);
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-text-strong);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            transition: color var(--transition-base);
            cursor: pointer;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--color-bg-alt);
            transition: all var(--transition-base);
            font-size: 0.8rem;
            font-weight: 700;
        }

        .faq-item--open .faq-icon {
            background: var(--color-primary);
            color: #0b0b14;
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 var(--space-lg) var(--space-lg);
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            display: none;
        }

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

        .faq-item--open {
            border-color: var(--color-border-light);
            box-shadow: 0 0 20px rgba(240, 165, 0, 0.05);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            padding: var(--space-3xl) 0 var(--space-lg);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }

        .footer-brand {
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--color-text-strong);
            margin-bottom: var(--space-sm);
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col__title {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-text-strong);
            margin-bottom: var(--space-md);
            letter-spacing: 0.03em;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .footer-links a {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: var(--space-lg);
            border-top: 1px solid var(--color-divider);
            font-size: 0.82rem;
            color: var(--color-text-dim);
        }

        /* ============ 响应式设计 ============ */
        @media (max-width: 1024px) {
            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .ranking-grid-wrapper {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }

            .category-banner__title {
                font-size: 2.4rem;
            }

            .section-title {
                font-size: 1.8rem;
            }

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

        @media (max-width: 768px) {
            :root {
                --nav-height: 50px;
                --container-padding: 16px;
                --space-4xl: 56px;
                --space-3xl: 40px;
                --space-2xl: 32px;
            }

            .site-header {
                top: 8px;
                width: calc(100% - 16px);
            }

            .nav-capsule {
                padding: 4px 6px 4px 14px;
                border-radius: var(--radius-xl);
            }

            .nav-logo span:last-child {
                font-size: 0.9rem;
            }

            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.7rem;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(24, 24, 37, 0.95);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: var(--radius-lg);
                padding: var(--space-sm);
                gap: 2px;
                box-shadow: var(--shadow-lg);
            }

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

            .nav-link {
                padding: 12px 16px;
                border-radius: var(--radius-md);
                font-size: 0.9rem;
            }

            .nav-link--active::after {
                display: none;
            }

            .nav-cta-btn {
                margin-top: 4px;
                justify-content: center;
                border-radius: var(--radius-md);
            }

            .nav-toggle {
                display: block;
            }

            .category-banner {
                min-height: 340px;
                padding-top: calc(var(--nav-height) + 56px);
            }

            .category-banner__title {
                font-size: 1.8rem;
            }

            .category-banner__desc {
                font-size: 0.95rem;
            }

            .category-banner__stats {
                gap: var(--space-lg);
            }

            .banner-stat__num {
                font-size: 1.5rem;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .cover-card {
                flex: 0 0 200px;
            }

            .cover-card__image-wrap {
                height: 140px;
            }

            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }

            .channel-card {
                padding: var(--space-lg) var(--space-md);
            }

            .channel-card__icon {
                font-size: 2rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }

            .stat-card {
                padding: var(--space-lg);
            }

            .stat-card__num {
                font-size: 1.8rem;
            }

            .review-list-item {
                flex-direction: column;
            }

            .review-list-item__image {
                width: 100%;
                height: 180px;
            }

            .review-list-item__body {
                padding: var(--space-md);
            }

            .ranking-grid-wrapper {
                grid-template-columns: 1fr;
            }

            .ranking-visual {
                aspect-ratio: 16 / 9;
            }

            .cta-section__title {
                font-size: 1.5rem;
            }

            .cta-btn-lg {
                padding: 14px 28px;
                font-size: 0.95rem;
            }

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

            .footer-desc {
                max-width: 100%;
            }

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

            .faq-answer {
                padding: 0 var(--space-md) var(--space-md);
            }
        }

        @media (max-width: 520px) {
            .category-banner__title {
                font-size: 1.5rem;
            }

            .category-banner__stats {
                gap: var(--space-md);
            }

            .banner-stat__num {
                font-size: 1.2rem;
            }

            .banner-stat__label {
                font-size: 0.7rem;
            }

            .cover-card {
                flex: 0 0 170px;
            }

            .cover-card__image-wrap {
                height: 120px;
            }

            .cover-card__body {
                padding: var(--space-sm);
            }

            .cover-card__title {
                font-size: 0.82rem;
            }

            .channel-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }

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

            .section-header {
                margin-bottom: var(--space-xl);
            }

            .ranking-item {
                padding: var(--space-sm) var(--space-md);
                gap: var(--space-sm);
            }

            .ranking-num {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }

            .review-list-item__image {
                height: 140px;
            }
        }

        /* ============ 可访问性 ============ */
        :focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 2px;
        }

        /* ============ 动画 ============ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }