/* roulang page: index */
:root {
            --bg-primary: #0a0c14;
            --bg-secondary: #121520;
            --bg-card: #181c28;
            --gold: #d4af37;
            --gold-light: #e6c75b;
            --gold-dark: #b8960f;
            --text-primary: #f0efe9;
            --text-secondary: #a0a3b1;
            --text-muted: #747882;
            --border: #2a2d3a;
            --border-hover: #3f4353;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.4);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.5);
            --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.3);
            --transition: 0.25s ease;
            --font-heading: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container: 1200px;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-heading);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: color var(--transition); }
        ul { list-style: none; }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(10,12,20,0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(212, 175, 55, 0.15);
            z-index: 1000;
            transition: background var(--transition);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: 2px;
            background: linear-gradient(135deg, var(--gold-light), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
        }
        .desktop-nav {
            display: flex;
            gap: 32px;
        }
        .desktop-nav a {
            color: var(--text-secondary);
            font-weight: 600;
            position: relative;
            padding: 6px 0;
            font-size: 1rem;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: var(--gold);
        }
        .desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--gold);
            border-radius: 2px;
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-primary);
            font-size: 1.4rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        /* 底部 Tab (移动端) */
        .bottom-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(18,21,32,0.96);
            backdrop-filter: blur(20px);
            border-top: 1px solid #2a2d3a;
            justify-content: space-around;
            align-items: center;
            height: 64px;
            z-index: 1000;
            padding-bottom: env(safe-area-inset-bottom);
        }
        .bottom-tab .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-muted);
            font-size: 0.75rem;
            transition: color var(--transition);
        }
        .bottom-tab .tab-item i {
            font-size: 1.25rem;
        }
        .bottom-tab .tab-item.active,
        .bottom-tab .tab-item:hover {
            color: var(--gold);
        }

        /* Hero */
        .hero {
            position: relative;
            width: 100%;
            min-height: 100vh;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10,12,20,0.75) 0%, rgba(10,12,20,0.55) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 0 24px;
        }
        .hero-content h1 {
            font-size: 3.5rem;
            font-weight: 900;
            text-transform: uppercase;
            background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 20px;
            letter-spacing: 4px;
            text-shadow: 0 2px 20px rgba(212,175,55,0.5);
        }
        .hero-subtitle {
            font-size: 1.3rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            font-weight: 400;
        }
        .hero-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--gold-dark), var(--gold));
            color: #0a0c14;
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(212,175,55,0.5);
        }
        .btn-outline {
            border: 2px solid var(--gold);
            color: var(--gold);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(212,175,55,0.1);
            border-color: var(--gold-light);
            color: var(--gold-light);
        }

        /* 通用板块 */
        section {
            padding: 90px 0;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 20px;
            color: var(--text-primary);
            position: relative;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--gold);
            margin: 14px auto 0;
            border-radius: 2px;
        }

        /* 特色板块 */
        .features {
            background: var(--bg-secondary);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 50px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 30px 25px;
            text-align: center;
            border: 1px solid var(--border);
            transition: transform var(--transition), border-color var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            border-color: var(--gold);
        }
        .feature-card img {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            border-radius: var(--radius-sm);
            object-fit: cover;
        }
        .feature-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: var(--gold);
        }
        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* 分类入口 */
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
            margin-top: 50px;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 220px;
            background-size: cover;
            background-position: center;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 30px;
            transition: transform var(--transition), box-shadow var(--transition);
            border: 1px solid transparent;
        }
        .category-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(10,12,20,0.8) 20%, transparent 70%);
            z-index: 1;
        }
        .category-card > * {
            position: relative;
            z-index: 2;
        }
        .category-card:hover {
            transform: scale(1.02);
            box-shadow: 0 16px 40px rgba(0,0,0,0.7);
            border-color: var(--gold);
        }
        .category-tag {
            display: inline-block;
            background: var(--gold);
            color: #0a0c14;
            font-weight: 700;
            padding: 5px 18px;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-bottom: 14px;
        }
        .category-card h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 6px;
        }
        .category-card p {
            color: #ddd;
            font-size: 0.95rem;
        }

        /* 最新资讯 */
        .latest-news {
            background: var(--bg-primary);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
            margin-top: 50px;
        }
        .news-item {
            display: flex;
            gap: 24px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--border);
            transition: border-color var(--transition);
        }
        .news-item:hover {
            border-color: var(--gold);
        }
        .news-item img {
            width: 130px;
            height: 100px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-category {
            font-size: 0.8rem;
            color: var(--gold);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .news-content h3 {
            font-size: 1.2rem;
            margin-bottom: 6px;
        }
        .news-content a {
            color: var(--text-primary);
        }
        .news-content a:hover {
            color: var(--gold);
        }
        .news-content p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 8px;
        }
        .news-content time {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .empty-message {
            text-align: center;
            color: var(--text-muted);
            padding: 40px;
        }

        /* 数据/统计 */
        .stats {
            background: var(--bg-secondary);
            text-align: center;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-top: 50px;
        }
        .stat-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 30px 20px;
            border: 1px solid var(--border);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--gold);
            margin-bottom: 8px;
        }
        .stat-label {
            color: var(--text-secondary);
            font-weight: 600;
        }

        /* FAQ */
        .faq {
            background: var(--bg-primary);
        }
        .faq-grid {
            max-width: 800px;
            margin: 50px auto 0;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border);
        }
        .faq-item h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .faq-item p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* CTA */
        .cta {
            background: linear-gradient(135deg, #11151f 0%, #1b1f30 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 30%, rgba(212,175,55,0.08), transparent 60%);
        }
        .cta h2 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 16px;
            position: relative;
        }
        .cta p {
            color: var(--text-secondary);
            margin-bottom: 36px;
            position: relative;
        }
        .btn-lg {
            padding: 16px 48px;
            font-size: 1.1rem;
        }

        /* Footer */
        footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold);
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: var(--text-secondary);
        }
        .footer-links a:hover {
            color: var(--gold);
        }
        .footer-contact p {
            color: var(--text-muted);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid var(--border);
            padding-top: 25px;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-menu-toggle { display: block; }
            .bottom-tab { display: flex; }
            header .container { height: 60px; }
            .hero-content h1 { font-size: 2.4rem; }
            .hero-subtitle { font-size: 1rem; }
            .btn { padding: 12px 28px; }
            .features-grid { grid-template-columns: 1fr; }
            .categories-grid { grid-template-columns: 1fr; }
            .news-item { flex-direction: column; }
            .news-item img { width: 100%; height: 160px; }
            .stats-grid { grid-template-columns: 1fr; }
            .section-title { font-size: 1.8rem; }
        }
        @media (max-width: 480px) {
            .hero-buttons { flex-direction: column; align-items: center; }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #080812;
            --bg-surface: #111122;
            --bg-card: #161630;
            --bg-card-hover: #1c1c3a;
            --bg-elevated: #1a1a38;
            --gold: #c8963e;
            --gold-light: #d4a853;
            --gold-bright: #f0c060;
            --gold-soft: #b8873a;
            --text-primary: #e8e6e3;
            --text-secondary: #b0aeb8;
            --text-muted: #7a7886;
            --text-dim: #5a5866;
            --border-subtle: #1e1e38;
            --border-medium: #2a2a48;
            --border-gold: rgba(200,150,62,0.35);
            --border-gold-strong: rgba(200,150,62,0.6);
            --shadow-card: 0 4px 24px rgba(0,0,0,0.45);
            --shadow-card-hover: 0 8px 40px rgba(0,0,0,0.6), 0 0 0 1px rgba(200,150,62,0.15);
            --shadow-gold-glow: 0 0 30px rgba(200,150,62,0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --container-narrow: 960px;
            --nav-height: 68px;
            --bottom-tab-height: 60px;
        }

        *, *::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-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 0;
        }

        body::before {
            content: '';
            position: fixed;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(ellipse at 30% 20%, rgba(200,150,62,0.03) 0%, transparent 50%),
                        radial-gradient(ellipse at 70% 60%, rgba(180,130,50,0.02) 0%, transparent 50%),
                        radial-gradient(ellipse at 50% 80%, rgba(160,100,30,0.03) 0%, transparent 50%);
            pointer-events: none;
            z-index: -1;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: var(--transition-smooth);
        }

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: var(--container-narrow);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10,10,22,0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo {
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--gold-light);
            letter-spacing: 0.03em;
            white-space: nowrap;
            position: relative;
            transition: var(--transition-fast);
        }

        .logo:hover {
            color: var(--gold-bright);
            text-shadow: 0 0 20px rgba(200,150,62,0.3);
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .desktop-nav a {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
            transition: var(--transition-smooth);
            position: relative;
        }

        .desktop-nav a:hover {
            color: var(--text-primary);
            background: rgba(255,255,255,0.03);
        }

        .desktop-nav a.active {
            color: var(--gold-light);
            background: rgba(200,150,62,0.08);
        }

        .desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 20px;
            right: 20px;
            height: 2px;
            background: var(--gold);
            border-radius: 1px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            color: var(--text-primary);
            font-size: 1.3rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: rgba(255,255,255,0.05);
        }

        /* ========== BOTTOM TAB NAV (Mobile) ========== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(14,14,30,0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-top: 1px solid var(--border-subtle);
            height: var(--bottom-tab-height);
            padding-bottom: env(safe-area-inset-bottom, 0);
        }

        .bottom-tab-nav .tab-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            height: 100%;
            max-width: 500px;
            margin: 0 auto;
        }

        .bottom-tab-nav .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            flex: 1;
            height: 100%;
            color: var(--text-muted);
            font-size: 0.7rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: var(--transition-smooth);
            position: relative;
            border-radius: 0;
            background: none;
            cursor: pointer;
            text-decoration: none;
            -webkit-tap-highlight-color: transparent;
        }

        .bottom-tab-nav .tab-item i {
            font-size: 1.25rem;
            transition: var(--transition-smooth);
        }

        .bottom-tab-nav .tab-item.active {
            color: var(--gold-light);
        }

        .bottom-tab-nav .tab-item.active::before {
            content: '';
            position: absolute;
            top: 0;
            left: 25%;
            right: 25%;
            height: 2px;
            background: var(--gold);
            border-radius: 0 0 2px 2px;
        }

        .bottom-tab-nav .tab-item:hover {
            color: var(--text-primary);
        }

        .bottom-tab-nav .tab-item.active:hover {
            color: var(--gold-bright);
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: 60px 0;
        }

        .section-sm {
            padding: 40px 0;
        }

        .section-lg {
            padding: 80px 0;
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 36px;
            letter-spacing: 0.02em;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-title {
            position: relative;
            display: inline-block;
        }

        .section-header .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background: var(--gold);
            border-radius: 2px;
        }

        /* ========== HERO BANNER ========== */
        .category-hero {
            position: relative;
            padding: 90px 0 80px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8,8,18,0.75) 0%, rgba(8,8,18,0.9) 50%, rgba(8,8,18,0.95) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            z-index: 2;
        }

        .category-hero .container {
            position: relative;
            z-index: 3;
            text-align: center;
        }

        .category-hero .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            border: 1px solid var(--border-gold);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gold-light);
            letter-spacing: 0.06em;
            margin-bottom: 20px;
            background: rgba(200,150,62,0.06);
        }

        .category-hero h1 {
            font-family: var(--font-display);
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            line-height: 1.3;
            text-shadow: 0 0 60px rgba(200,150,62,0.25);
        }

        .category-hero h1 .gold-accent {
            color: var(--gold-bright);
        }

        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
            letter-spacing: 0.02em;
        }

        .category-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }

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

        .category-hero .hero-stat .stat-number {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            color: var(--gold-light);
            letter-spacing: 0.03em;
        }

        .category-hero .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            margin-top: 2px;
        }

        /* ========== FILTER TAGS ========== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 36px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 10px 22px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            cursor: pointer;
            transition: var(--transition-smooth);
            letter-spacing: 0.03em;
            -webkit-tap-highlight-color: transparent;
            user-select: none;
        }

        .filter-tag:hover {
            color: var(--text-primary);
            border-color: var(--border-medium);
            background: var(--bg-elevated);
        }

        .filter-tag.active {
            color: var(--gold-light);
            background: rgba(200,150,62,0.1);
            border-color: var(--border-gold-strong);
            box-shadow: 0 0 16px rgba(200,150,62,0.08);
        }

        /* ========== GAME CARDS GRID ========== */
        .games-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .game-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-smooth);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-gold);
            background: var(--bg-card-hover);
        }

        .game-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-surface);
        }

        .game-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .game-card .card-cover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(transparent, var(--bg-card));
            pointer-events: none;
            transition: var(--transition-smooth);
        }

        .game-card:hover .card-cover::after {
            background: linear-gradient(transparent, var(--bg-card-hover));
        }

        .game-card .card-rating {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(0,0,0,0.7);
            backdrop-filter: blur(8px);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--gold-bright);
            letter-spacing: 0.03em;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .game-card .card-rating i {
            font-size: 0.65rem;
        }

        .game-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card .card-type-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--gold-soft);
            letter-spacing: 0.05em;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .game-card .card-title {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .game-card .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .game-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border-subtle);
        }

        .game-card .card-downloads {
            font-size: 0.85rem;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .game-card .card-downloads i {
            color: var(--text-dim);
            font-size: 0.8rem;
        }

        .game-card .card-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--gold-soft), var(--gold));
            border: none;
            cursor: pointer;
            letter-spacing: 0.03em;
            transition: var(--transition-smooth);
        }

        .game-card .card-btn:hover {
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            box-shadow: 0 4px 18px rgba(200,150,62,0.3);
            transform: translateY(-1px);
        }

        .game-card .card-btn:active {
            transform: scale(0.96);
        }

        /* ========== RANKING PANEL ========== */
        .ranking-panel {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 40px;
            position: relative;
            overflow: hidden;
        }

        .ranking-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(200,150,62,0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .ranking-panel .panel-title {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 24px;
            letter-spacing: 0.03em;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .ranking-panel .panel-title i {
            color: var(--gold);
            font-size: 1.2rem;
        }

        .rank-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            transition: var(--transition-smooth);
        }

        .rank-item:hover {
            border-color: var(--border-medium);
            background: var(--bg-card-hover);
        }

        .rank-item .rank-num {
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-dim);
            min-width: 36px;
            text-align: center;
            letter-spacing: 0.03em;
        }

        .rank-item:nth-child(1) .rank-num { color: #f0c060; }
        .rank-item:nth-child(2) .rank-num { color: #c0c0c0; }
        .rank-item:nth-child(3) .rank-num { color: #c89060; }

        .rank-item .rank-cover {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-surface);
        }

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

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

        .rank-item .rank-name {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            margin-bottom: 2px;
        }

        .rank-item .rank-type {
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        .rank-item .rank-score {
            font-weight: 700;
            color: var(--gold-light);
            font-size: 1rem;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        /* ========== FEATURE HIGHLIGHTS ========== */
        .features-row {
            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 28px;
            text-align: center;
            transition: var(--transition-smooth);
            position: relative;
        }

        .feature-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold-glow);
            transform: translateY(-2px);
        }

        .feature-card .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(200,150,62,0.1);
            color: var(--gold-light);
            font-size: 1.5rem;
            margin-bottom: 18px;
            transition: var(--transition-smooth);
        }

        .feature-card:hover .feature-icon {
            background: rgba(200,150,62,0.18);
            box-shadow: 0 0 20px rgba(200,150,62,0.15);
        }

        .feature-card h3 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            letter-spacing: 0.02em;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-smooth);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            user-select: none;
            -webkit-tap-highlight-color: transparent;
            transition: var(--transition-fast);
        }

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

        .faq-question i {
            font-size: 0.8rem;
            color: var(--text-dim);
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            letter-spacing: 0.02em;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200,150,62,0.05) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section h2 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            position: relative;
        }

        .cta-section p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            letter-spacing: 0.02em;
            position: relative;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--gold-soft), var(--gold));
            letter-spacing: 0.04em;
            cursor: pointer;
            transition: var(--transition-smooth);
            position: relative;
            border: none;
        }

        .btn-cta:hover {
            background: linear-gradient(135deg, var(--gold), var(--gold-light));
            box-shadow: 0 6px 28px rgba(200,150,62,0.35);
            transform: translateY(-2px);
        }

        .btn-cta:active {
            transform: scale(0.96);
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-surface);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--gold-light);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: var(--text-muted);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            transition: var(--transition-fast);
        }

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

        .footer-contact p {
            font-size: 0.9rem;
            color: var(--text-muted);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: var(--text-dim);
            font-size: 0.85rem;
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-dim);
            letter-spacing: 0.03em;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .games-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .features-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .ranking-panel {
                padding: 28px 24px;
            }

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

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

            header .container {
                padding: 0 16px;
            }

            .logo {
                font-size: 1.15rem;
            }

            .desktop-nav {
                display: none;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .bottom-tab-nav {
                display: block;
            }

            body {
                padding-bottom: var(--bottom-tab-height);
            }

            .category-hero {
                padding: 60px 0 50px;
                min-height: 300px;
            }

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

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

            .category-hero .hero-stats {
                gap: 24px;
            }

            .category-hero .hero-stat .stat-number {
                font-size: 1.5rem;
            }

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

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

            .section {
                padding: 40px 0;
            }

            .section-lg {
                padding: 50px 0;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .filter-bar {
                gap: 8px;
            }

            .filter-tag {
                padding: 8px 16px;
                font-size: 0.8rem;
            }

            .ranking-panel {
                padding: 24px 18px;
            }

            .rank-item {
                padding: 12px 14px;
                gap: 12px;
            }

            .rank-item .rank-cover {
                width: 40px;
                height: 40px;
            }

            .rank-item .rank-num {
                font-size: 1.1rem;
                min-width: 28px;
            }

            .cta-section {
                padding: 36px 20px;
            }

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

            .btn-cta {
                padding: 12px 28px;
                font-size: 0.9rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            footer {
                padding: 36px 0 20px;
                margin-bottom: var(--bottom-tab-height);
            }

            .game-card .card-body {
                padding: 16px 18px 18px;
            }

            .game-card .card-title {
                font-size: 1.05rem;
            }
        }

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

            .category-hero .hero-stats {
                gap: 16px;
            }

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

            .category-hero .hero-stat .stat-label {
                font-size: 0.75rem;
            }

            .filter-bar {
                gap: 6px;
            }

            .filter-tag {
                padding: 7px 14px;
                font-size: 0.75rem;
                border-radius: 20px;
            }

            .game-card .card-meta {
                flex-direction: column;
                gap: 10px;
                align-items: flex-start;
            }

            .game-card .card-btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes subtle-pulse {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 1; }
        }

        .gold-pulse {
            animation: subtle-pulse 3s ease-in-out infinite;
        }

        /* Hidden state for filtered cards */
        .game-card.hidden-card {
            display: none;
        }

/* roulang page: article */
:root {
            --primary: #c9a96e;
            --primary-glow: #d4b87a;
            --primary-dark: #a68b4f;
            --primary-deep: #7a5f2e;
            --secondary: #1a1a2e;
            --bg-deep: #080810;
            --bg-dark: #0d0d18;
            --bg-card: #141422;
            --bg-card-hover: #1a1a2c;
            --bg-surface: #1c1c30;
            --bg-input: #12121f;
            --text: #e4e2dd;
            --text-bright: #f5f3ef;
            --text-muted: #9a9894;
            --text-dim: #6b6965;
            --border: #282840;
            --border-light: #333350;
            --border-gold: rgba(201,169,110,0.3);
            --border-gold-strong: rgba(201,169,110,0.55);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
            --shadow: 0 4px 20px rgba(0,0,0,0.4);
            --shadow-lg: 0 8px 40px rgba(0,0,0,0.55);
            --shadow-gold: 0 4px 24px rgba(201,169,110,0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Serif SC', 'STSong', serif;
        }

        *,
        *::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-body);
            background-color: var(--bg-deep);
            color: var(--text);
            line-height: 1.7;
            min-height: 100vh;
            padding-bottom: 0;
            overflow-x: hidden;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
            background:
                radial-gradient(ellipse at 20% 15%, rgba(201, 169, 110, 0.04) 0%, transparent 60%),
                radial-gradient(ellipse at 75% 30%, rgba(201, 169, 110, 0.03) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 70%, rgba(26, 26, 46, 0.5) 0%, transparent 65%);
        }

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

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .container-narrow {
            max-width: 820px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 10, 20, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            padding: 0;
            transition: background var(--transition), box-shadow var(--transition);
        }
        header.scrolled {
            box-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
            background: rgba(10, 10, 20, 0.95);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 62px;
        }
        .logo {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: color var(--transition), text-shadow var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo:hover {
            color: var(--primary-glow);
            text-shadow: 0 0 20px rgba(201, 169, 110, 0.35);
        }
        .logo i {
            font-size: 1.2rem;
            color: var(--primary);
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .desktop-nav a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 22px;
            color: var(--text-muted);
            font-size: 0.93rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            position: relative;
        }
        .desktop-nav a:hover {
            color: var(--text-bright);
            background: rgba(255, 255, 255, 0.04);
        }
        .desktop-nav a.active {
            color: var(--primary);
            background: rgba(201, 169, 110, 0.08);
            font-weight: 600;
        }
        .desktop-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border);
            color: var(--text);
            font-size: 1.2rem;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }
        .mobile-menu-toggle:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(201, 169, 110, 0.06);
        }

        /* ========== MOBILE BOTTOM TAB NAV ========== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: rgba(10, 10, 20, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-top: 1px solid var(--border);
            padding: 6px 12px 8px;
            display: flex;
            justify-content: space-around;
            align-items: center;
        }
        .bottom-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-muted);
            font-size: 0.7rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            padding: 6px 10px;
            border-radius: 16px;
            transition: all var(--transition);
            min-width: 56px;
            text-decoration: none;
        }
        .bottom-tab-nav a i {
            font-size: 1.25rem;
            transition: color var(--transition);
        }
        .bottom-tab-nav a:hover {
            color: var(--text-bright);
        }
        .bottom-tab-nav a.active {
            color: var(--primary);
            background: rgba(201, 169, 110, 0.1);
        }
        .bottom-tab-nav a.active i {
            color: var(--primary);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
        }
        .breadcrumb-bar .container-narrow {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary);
        }
        .breadcrumb-bar .sep {
            color: var(--text-dim);
            font-size: 0.7rem;
        }
        .breadcrumb-bar .current {
            color: var(--primary);
            font-weight: 500;
        }

        /* ========== ARTICLE HERO BANNER ========== */
        .article-hero {
            position: relative;
            padding: 50px 0 40px;
            background:
                linear-gradient(180deg, rgba(8, 8, 16, 0.7) 0%, rgba(13, 13, 24, 0.92) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-attachment: fixed;
            border-bottom: 1px solid var(--border);
            text-align: center;
        }
        .article-hero .hero-overlay {
            position: relative;
            z-index: 1;
        }
        .article-hero .category-tag {
            display: inline-block;
            padding: 5px 16px;
            background: rgba(201, 169, 110, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: 20px;
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .article-hero h1 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-bright);
            line-height: 1.35;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        .article-hero .meta-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .article-hero .meta-row span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .article-hero .meta-row i {
            color: var(--primary);
            font-size: 0.8rem;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .article-main {
            padding: 40px 0 60px;
            position: relative;
            z-index: 1;
        }
        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            box-shadow: var(--shadow);
            position: relative;
        }
        .article-card::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 30px;
            right: 30px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--border-gold-strong), transparent);
            border-radius: 1px;
            opacity: 0.7;
        }
        .article-featured-image {
            margin: -40px -44px 32px;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            overflow: hidden;
            max-height: 420px;
        }
        .article-featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .article-body {
            font-size: 1.02rem;
            line-height: 1.85;
            color: var(--text);
        }
        .article-body h2 {
            font-family: var(--font-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--text-bright);
            margin: 32px 0 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
            letter-spacing: 0.02em;
        }
        .article-body h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-bright);
            margin: 24px 0 10px;
        }
        .article-body p {
            margin-bottom: 16px;
        }
        .article-body ul,
        .article-body ol {
            margin: 14px 0 18px 22px;
        }
        .article-body ul {
            list-style: disc;
        }
        .article-body ol {
            list-style: decimal;
        }
        .article-body li {
            margin-bottom: 8px;
            padding-left: 4px;
        }
        .article-body blockquote {
            border-left: 3px solid var(--primary);
            background: rgba(201, 169, 110, 0.05);
            padding: 16px 22px;
            margin: 20px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-body strong {
            color: var(--text-bright);
            font-weight: 600;
        }
        .article-body a {
            color: var(--primary);
            border-bottom: 1px dotted var(--border-gold-strong);
            transition: all var(--transition);
        }
        .article-body a:hover {
            border-bottom-color: var(--primary);
            color: var(--primary-glow);
        }
        .article-body img {
            border-radius: var(--radius);
            margin: 20px auto;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .article-body code {
            background: var(--bg-input);
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--primary);
            border: 1px solid var(--border);
        }
        .article-body pre {
            background: var(--bg-input);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 20px;
            overflow-x: auto;
            margin: 18px 0;
        }
        .article-body pre code {
            background: none;
            border: none;
            padding: 0;
            color: var(--text);
        }

        /* ========== NOT FOUND STATE ========== */
        .not-found-block {
            text-align: center;
            padding: 60px 20px;
        }
        .not-found-block .icon-circle {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.08);
            border: 2px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 2rem;
            color: var(--primary);
        }
        .not-found-block h2 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            color: var(--text-bright);
            margin-bottom: 10px;
        }
        .not-found-block p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .btn-back {
            display: inline-block;
            padding: 10px 28px;
            background: var(--primary);
            color: #0d0d14;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            border: none;
            text-decoration: none;
        }
        .btn-back:hover {
            background: var(--primary-glow);
            color: #0d0d14;
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
        }

        /* ========== RELATED POSTS ========== */
        .section-related {
            padding: 50px 0 60px;
            position: relative;
            z-index: 1;
        }
        .section-related .section-header {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-related .section-header h2 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-bright);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .section-related .section-header .divider {
            width: 50px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
            margin: 0 auto;
            opacity: 0.7;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            border-color: var(--border-gold-strong);
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }
        .related-card .card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .related-card:hover .card-img img {
            transform: scale(1.06);
        }
        .related-card .card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-tag {
            font-size: 0.72rem;
            color: var(--primary);
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 6px;
            text-transform: uppercase;
        }
        .related-card .card-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-bright);
            line-height: 1.4;
            margin-bottom: 8px;
            flex: 1;
        }
        .related-card .card-date {
            font-size: 0.75rem;
            color: var(--text-dim);
        }
        .related-card a {
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        /* ========== FAQ SECTION ========== */
        .section-faq {
            padding: 50px 0 60px;
            background: var(--bg-dark);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            position: relative;
            z-index: 1;
        }
        .section-faq .section-header {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-faq .section-header h2 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-bright);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .section-faq .section-header .divider {
            width: 50px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
            margin: 0 auto;
            opacity: 0.7;
        }
        .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);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-bright);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition);
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item.open {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }

        /* ========== CTA SECTION ========== */
        .section-cta {
            padding: 56px 0 60px;
            position: relative;
            z-index: 1;
            text-align: center;
            background:
                radial-gradient(ellipse at 50% 50%, rgba(201, 169, 110, 0.06) 0%, transparent 65%),
                var(--bg-deep);
        }
        .section-cta h2 {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-bright);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-cta p {
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta {
            display: inline-block;
            padding: 12px 36px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #0d0d14;
            border-radius: 28px;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.04em;
            border: none;
            text-decoration: none;
            transition: all var(--transition);
            box-shadow: 0 4px 18px rgba(201, 169, 110, 0.2);
        }
        .btn-cta:hover {
            background: linear-gradient(135deg, var(--primary-glow), var(--primary));
            color: #0d0d14;
            box-shadow: 0 6px 28px rgba(201, 169, 110, 0.35);
            transform: translateY(-3px);
        }
        .btn-cta-outline {
            display: inline-block;
            padding: 11px 32px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--border-gold-strong);
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            text-decoration: none;
            transition: all var(--transition);
            margin-left: 12px;
        }
        .btn-cta-outline:hover {
            border-color: var(--primary);
            background: rgba(201, 169, 110, 0.06);
            color: var(--primary-glow);
            box-shadow: var(--shadow-gold);
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border);
            padding: 40px 0 20px;
            position: relative;
            z-index: 1;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1.2fr;
            gap: 30px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 18px;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .footer-contact p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact i {
            color: var(--primary);
            font-size: 0.8rem;
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            text-align: center;
            font-size: 0.78rem;
            color: var(--text-dim);
            padding-top: 6px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-hero h1 {
                font-size: 1.7rem;
            }
            .article-card {
                padding: 28px 24px;
                border-radius: var(--radius);
            }
            .article-featured-image {
                margin: -28px -24px 24px;
                border-radius: var(--radius) var(--radius) 0 0;
                max-height: 300px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .bottom-tab-nav {
                display: flex;
            }
            body {
                padding-bottom: 72px;
            }
            header .container {
                height: 54px;
            }
            .logo {
                font-size: 1.15rem;
            }
            .article-hero {
                padding: 32px 0 26px;
                background-attachment: scroll;
            }
            .article-hero h1 {
                font-size: 1.35rem;
            }
            .article-hero .meta-row {
                font-size: 0.78rem;
                gap: 10px;
            }
            .article-card {
                padding: 22px 16px;
                border-radius: var(--radius);
            }
            .article-featured-image {
                margin: -22px -16px 20px;
                border-radius: var(--radius) var(--radius) 0 0;
                max-height: 240px;
            }
            .article-body {
                font-size: 0.93rem;
                line-height: 1.75;
            }
            .article-body h2 {
                font-size: 1.2rem;
            }
            .article-body h3 {
                font-size: 1.05rem;
            }
            .related-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .related-card .card-img {
                height: 130px;
            }
            .related-card .card-title {
                font-size: 0.85rem;
            }
            .section-related .section-header h2,
            .section-faq .section-header h2,
            .section-cta h2 {
                font-size: 1.3rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.83rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
                display: inline-block;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
                text-align: center;
            }
            .footer-contact p {
                justify-content: center;
            }
            .breadcrumb-bar .container-narrow {
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .container-narrow {
                padding-left: 14px;
                padding-right: 14px;
            }
            .article-hero h1 {
                font-size: 1.15rem;
            }
            .article-card {
                padding: 16px 12px;
            }
            .article-featured-image {
                margin: -16px -12px 16px;
                max-height: 200px;
            }
            .article-body {
                font-size: 0.88rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .related-card .card-img {
                height: 170px;
            }
            .bottom-tab-nav a {
                font-size: 0.65rem;
                padding: 4px 6px;
                min-width: 44px;
            }
            .bottom-tab-nav a i {
                font-size: 1.1rem;
            }
            .section-cta {
                padding: 36px 0 40px;
            }
        }