/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #2d2d44;
            --primary-dark: #0f0f1a;
            --accent: #f59e0b;
            --accent-hover: #d97706;
            --accent-light: #fbbf24;
            --bg: #ffffff;
            --bg-alt: #f8f9fc;
            --bg-dark: #1a1a2e;
            --text: #1a1a2e;
            --text-light: #6b7280;
            --text-inverse: #ffffff;
            --border: #e5e7eb;
            --border-light: #f3f4f6;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
        button { cursor: pointer; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--primary); }
        h1 { font-size: 2.8rem; }
        h2 { font-size: 2rem; }
        h3 { font-size: 1.4rem; }
        h4 { font-size: 1.15rem; }
        p { margin-bottom: 1rem; color: var(--text-light); }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-alt); }
        .section-dark { background: var(--bg-dark); color: var(--text-inverse); }
        .section-dark h2, .section-dark h3 { color: var(--text-inverse); }
        .section-dark p { color: rgba(255,255,255,0.75); }
        .text-center { text-align: center; }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .section-title {
            margin-bottom: 16px;
            font-size: 2.2rem;
        }
        .section-subtitle {
            max-width: 640px;
            margin: 0 auto 48px;
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
        }
        .section-dark .section-subtitle { color: rgba(255,255,255,0.65); }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245,158,11,0.35);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-inverse);
            border-color: rgba(255,255,255,0.4);
        }
        .btn-outline:hover {
            background: rgba(255,255,255,0.12);
            border-color: var(--text-inverse);
            color: var(--text-inverse);
            transform: translateY(-2px);
        }
        .btn-white {
            background: var(--text-inverse);
            color: var(--primary);
            border-color: var(--text-inverse);
        }
        .btn-white:hover {
            background: rgba(255,255,255,0.9);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.15);
            color: var(--primary);
        }
        .btn-lg { padding: 16px 36px; font-size: 1.05rem; border-radius: var(--radius); }
        .btn-sm { padding: 8px 20px; font-size: 0.85rem; }

        /* ===== Header & Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: var(--header-height);
            transition: var(--transition);
        }
        .header.scrolled { box-shadow: var(--shadow); }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .logo i { color: var(--accent); font-size: 1.5rem; }
        .logo span { color: var(--accent); }
        .logo:hover { color: var(--primary); }
        .nav { display: flex; align-items: center; gap: 4px; }
        .nav a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.92rem;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
        }
        .nav a:hover { color: var(--primary); background: var(--bg-alt); }
        .nav a.active {
            color: var(--accent);
            background: rgba(245,158,11,0.1);
            font-weight: 600;
        }
        .nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .header-actions { display: flex; align-items: center; gap: 12px; }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 0 14px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(245,158,11,0.12);
        }
        .search-box i { color: var(--text-light); font-size: 0.9rem; }
        .search-box input {
            background: transparent;
            border: none;
            padding: 8px 10px;
            width: 160px;
            font-size: 0.88rem;
            color: var(--text);
        }
        .search-box input::placeholder { color: var(--text-light); }
        .search-box input:focus { outline: none; }
        .mobile-toggle { display: none; background: none; font-size: 1.4rem; color: var(--primary); padding: 6px; }

        /* ===== Hero ===== */
        .hero {
            padding: 140px 0 80px;
            min-height: 88vh;
            display: flex;
            align-items: center;
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
            animation: heroBg 20s ease-in-out infinite alternate;
        }
        @keyframes heroBg {
            0% { transform: scale(1); opacity: 0.12; }
            100% { transform: scale(1.05); opacity: 0.18; }
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 50%, rgba(245,158,11,0.08) 0%, transparent 60%),
                        radial-gradient(ellipse at 80% 50%, rgba(26,26,46,0.4) 0%, transparent 60%);
        }
        .hero .container { position: relative; z-index: 2; }
        .hero-content { max-width: 700px; }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245,158,11,0.15);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 100px;
            font-size: 0.83rem;
            font-weight: 500;
            margin-bottom: 24px;
            border: 1px solid rgba(245,158,11,0.2);
        }
        .hero-badge i { font-size: 0.75rem; }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--text-inverse);
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -1px;
        }
        .hero h1 span { color: var(--accent); }
        .hero p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.75);
            max-width: 560px;
            margin-bottom: 36px;
            line-height: 1.8;
        }
        .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .hero-stat h3 { font-size: 1.8rem; color: var(--text-inverse); font-weight: 800; }
        .hero-stat h3 i { color: var(--accent); font-size: 1.2rem; margin-right: 4px; }
        .hero-stat p { font-size: 0.85rem; color: rgba(255,255,255,0.5); margin-bottom: 0; }

        /* ===== Features / 平台优势 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 16px;
        }
        .feature-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 32px;
            transition: var(--transition);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(245,158,11,0.2);
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, rgba(245,158,11,0.12), rgba(245,158,11,0.04));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: var(--accent);
            transition: var(--transition);
        }
        .feature-card:hover .feature-icon { background: linear-gradient(135deg, var(--accent), var(--accent-hover)); color: #fff; }
        .feature-card h3 { margin-bottom: 12px; font-size: 1.2rem; }
        .feature-card p { font-size: 0.92rem; margin-bottom: 0; }

        /* ===== Games Grid / 热门游戏 ===== */
        .games-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .game-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }
        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .game-card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-alt);
        }
        .game-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .game-card:hover .game-card-img img { transform: scale(1.05); }
        .game-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 100px;
            letter-spacing: 0.3px;
        }
        .game-card-body { padding: 20px 22px 24px; }
        .game-card-body h3 { font-size: 1.05rem; margin-bottom: 8px; }
        .game-card-body p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .game-card-meta { display: flex; align-items: center; justify-content: space-between; }
        .game-card-meta .rating { color: var(--accent); font-size: 0.85rem; }
        .game-card-meta .rating i { margin-right: 2px; }
        .game-card-meta .downloads { font-size: 0.8rem; color: var(--text-light); }

        /* ===== News / 最新资讯 (CMS) ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            display: flex;
            gap: 20px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            transition: var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow);
            border-color: rgba(245,158,11,0.2);
            transform: translateY(-2px);
        }
        .news-card-img {
            width: 140px;
            min-height: 100px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-alt);
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card-body { flex: 1; display: flex; flex-direction: column; justify-content: center; }
        .news-card-body .news-category {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--accent);
            margin-bottom: 6px;
        }
        .news-card-body h4 { font-size: 1rem; margin-bottom: 6px; transition: var(--transition); }
        .news-card:hover h4 { color: var(--accent); }
        .news-card-body p { font-size: 0.85rem; color: var(--text-light); margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-card-body .news-date { font-size: 0.78rem; color: var(--text-light); }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-light);
            background: var(--bg-alt);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
        }
        .news-empty i { font-size: 2.4rem; color: var(--border); margin-bottom: 16px; display: block; }

        /* ===== Stats / 平台数据 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .stat-card {
            text-align: center;
            padding: 36px 20px;
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .stat-card:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(245,158,11,0.2);
            transform: translateY(-4px);
        }
        .stat-card .number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-card .label { font-size: 0.92rem; color: rgba(255,255,255,0.6); margin-bottom: 0; }

        /* ===== FAQ ===== */
        .faq-list { max-width: 800px; margin: 0 auto; }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: rgba(245,158,11,0.2); }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: var(--bg);
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover { background: var(--bg-alt); }
        .faq-question i { color: var(--accent); transition: var(--transition); font-size: 0.85rem; }
        .faq-item.active .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            background: var(--bg-alt);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 16px 24px 24px;
        }
        .faq-answer p { font-size: 0.92rem; color: var(--text-light); margin-bottom: 0; }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-content h2 { color: var(--text-inverse); font-size: 2.2rem; margin-bottom: 16px; }
        .cta-content p { color: rgba(255,255,255,0.75); font-size: 1.05rem; margin-bottom: 32px; }

        /* ===== Footer ===== */
        .footer {
            background: var(--primary-dark);
            color: rgba(255,255,255,0.6);
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            margin-bottom: 32px;
        }
        .footer-brand .logo { color: var(--text-inverse); margin-bottom: 16px; }
        .footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.45); max-width: 320px; margin-bottom: 20px; }
        .footer-social { display: flex; gap: 12px; }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.5);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .footer-social a:hover { background: var(--accent); color: var(--primary-dark); }
        .footer-col h4 { color: var(--text-inverse); font-size: 1rem; margin-bottom: 18px; }
        .footer-col a {
            display: block;
            color: rgba(255,255,255,0.45);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.3);
        }
        .footer-bottom a { color: rgba(255,255,255,0.4); }
        .footer-bottom a:hover { color: var(--accent); }

        /* ===== Mobile Responsive ===== */
        @media (max-width: 1024px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.7rem; }
            .hero h1 { font-size: 2.6rem; }
            .features-grid, .games-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
        }

        @media (max-width: 768px) {
            .nav { display: none; }
            .header-actions .search-box { display: none; }
            .mobile-toggle { display: flex; }
            .nav.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--bg);
                border-bottom: 1px solid var(--border);
                padding: 16px 24px;
                gap: 6px;
                box-shadow: var(--shadow);
            }
            .nav.open a { padding: 12px 16px; width: 100%; }
            .nav.open a.active::after { display: none; }
            .hero { min-height: auto; padding: 120px 0 60px; }
            .hero h1 { font-size: 2rem; }
            .hero p { font-size: 0.95rem; }
            .hero-stats { gap: 24px; flex-wrap: wrap; }
            .hero-stat h3 { font-size: 1.4rem; }
            .section { padding: 56px 0; }
            .section-title { font-size: 1.6rem; }
            .features-grid { grid-template-columns: 1fr; gap: 16px; }
            .games-grid { grid-template-columns: 1fr; gap: 16px; }
            .news-grid { grid-template-columns: 1fr; gap: 16px; }
            .news-card { flex-direction: column; }
            .news-card-img { width: 100%; height: 160px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .stat-card .number { font-size: 2rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .cta-content h2 { font-size: 1.6rem; }
            .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
            .faq-question { font-size: 0.92rem; padding: 14px 18px; }
            .faq-answer { padding: 0 18px; }
            .faq-item.active .faq-answer { padding: 12px 18px 18px; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .hero h1 { font-size: 1.6rem; }
            .hero p { font-size: 0.88rem; }
            .hero-actions { flex-direction: column; }
            .hero-actions .btn { width: 100%; justify-content: center; }
            .hero-stats { flex-direction: column; gap: 16px; }
            .hero-stat { display: flex; align-items: center; gap: 12px; }
            .hero-stat h3 { font-size: 1.2rem; margin-bottom: 0; }
            .hero-stat p { font-size: 0.8rem; margin-bottom: 0; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
            .stat-card { padding: 24px 12px; }
            .stat-card .number { font-size: 1.6rem; }
            .feature-card { padding: 28px 20px; }
            .game-card-body { padding: 16px; }
            .section { padding: 40px 0; }
            .section-title { font-size: 1.3rem; }
            .section-subtitle { font-size: 0.9rem; margin-bottom: 32px; }
            .footer { padding: 36px 0 24px; }
            .footer-grid { gap: 20px; }
        }

        /* ===== Utility ===== */
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
        .gap-8 { gap: 8px; }
        .mt-16 { margin-top: 16px; }
        .mt-24 { margin-top: 24px; }
        .mt-32 { margin-top: 32px; }
        .mb-16 { margin-bottom: 16px; }
        .mb-24 { margin-bottom: 24px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }

        /* focus-visible accessibility */
        a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e83e3e;
            --primary-dark: #c72a2a;
            --primary-light: #ff6b6b;
            --primary-gradient: linear-gradient(135deg, #e83e3e 0%, #ff8a5c 100%);
            --accent: #f5a623;
            --accent-dark: #d4900f;
            --bg: #f8f9fc;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-dark-2: #16213e;
            --text: #1e293b;
            --text-light: #64748b;
            --text-white: #f1f5f9;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.04);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font);
            color: var(--text);
            background: var(--bg);
            line-height: 1.6;
            font-size: 16px;
        }

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

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

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

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow var(--transition);
        }

        .header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }

        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.5px;
        }

        .logo i {
            font-size: 28px;
            color: var(--primary);
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo span {
            color: var(--primary);
            -webkit-text-fill-color: var(--primary);
        }

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

        .nav a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            color: var(--text-light);
            transition: all var(--transition);
            position: relative;
        }

        .nav a:hover {
            color: var(--primary);
            background: rgba(232, 62, 62, 0.06);
        }

        .nav a.active {
            color: var(--primary);
            background: rgba(232, 62, 62, 0.10);
        }

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

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px !important;
            background: var(--primary-gradient) !important;
            color: #fff !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 700 !important;
            font-size: 14px !important;
            box-shadow: 0 4px 14px rgba(232, 62, 62, 0.30);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 62, 62, 0.35) !important;
            color: #fff !important;
            background: var(--primary-gradient) !important;
        }

        .nav-cta i {
            font-size: 16px;
        }

        /* Search */
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: var(--radius-sm);
            padding: 0 16px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            height: 42px;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(232, 62, 62, 0.10);
        }

        .search-box input {
            background: transparent;
            border: none;
            padding: 8px 0;
            width: 160px;
            font-size: 14px;
            color: var(--text);
        }

        .search-box input::placeholder {
            color: var(--text-light);
        }

        .search-box button {
            color: var(--text-light);
            font-size: 16px;
            padding: 4px;
            transition: color var(--transition);
        }

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

        /* Mobile menu toggle */
        .menu-toggle {
            display: none;
            font-size: 24px;
            color: var(--text);
            padding: 8px;
            cursor: pointer;
        }

        /* ===== Hero / Page Banner ===== */
        .page-hero {
            padding-top: calc(var(--nav-height) + 40px);
            padding-bottom: 80px;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 0%, rgba(22, 33, 62, 0.80) 100%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .page-hero h1 {
            font-size: 48px;
            font-weight: 900;
            color: #fff;
            letter-spacing: -1px;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .page-hero h1 span {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .page-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .page-hero .hero-stats .stat-item {
            text-align: center;
            color: #fff;
        }

        .page-hero .hero-stats .stat-number {
            font-size: 32px;
            font-weight: 800;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-hero .hero-stats .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 2px;
        }

        /* ===== Section通用 ===== */
        .section {
            padding: 80px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }

        .section-header h2 i {
            color: var(--primary);
            margin-right: 8px;
        }

        .section-header p {
            font-size: 17px;
            color: var(--text-light);
            max-width: 560px;
            margin: 0 auto;
        }

        .section-header .badge-line {
            display: inline-block;
            padding: 4px 18px;
            background: rgba(232, 62, 62, 0.10);
            color: var(--primary);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        /* ===== Game Category Tags ===== */
        .category-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 40px;
        }

        .category-tags .tag {
            padding: 10px 24px;
            border-radius: 30px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            font-weight: 600;
            font-size: 14px;
            color: var(--text-light);
            transition: all var(--transition);
            cursor: pointer;
            box-shadow: var(--shadow-card);
        }

        .category-tags .tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(232, 62, 62, 0.12);
            transform: translateY(-2px);
        }

        .category-tags .tag.active {
            background: var(--primary-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 4px 20px rgba(232, 62, 62, 0.25);
        }

        .category-tags .tag i {
            margin-right: 6px;
            font-size: 14px;
        }

        /* ===== Game Card Grid ===== */
        .game-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

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

        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border);
        }

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

        .game-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .game-card .card-img .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            color: #fff;
            background: var(--primary-gradient);
            box-shadow: 0 2px 10px rgba(232, 62, 62, 0.30);
        }

        .game-card .card-img .card-badge.hot {
            background: linear-gradient(135deg, #f5a623, #f7c948);
            color: #1a1a2e;
        }

        .game-card .card-img .card-badge.new {
            background: linear-gradient(135deg, #3b82f6, #60a5fa);
        }

        .game-card .card-body {
            padding: 22px 24px 24px;
        }

        .game-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }

        .game-card .card-body .game-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }

        .game-card .card-body .game-tags span {
            padding: 2px 12px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(232, 62, 62, 0.06);
            color: var(--primary);
        }

        .game-card .card-body .game-tags .tag-type {
            background: rgba(245, 166, 35, 0.10);
            color: var(--accent-dark);
        }

        .game-card .card-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .game-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            border-top: 1px solid var(--border-light);
        }

        .game-card .card-footer .rating {
            color: var(--accent);
            font-size: 14px;
            letter-spacing: 2px;
        }

        .game-card .card-footer .rating span {
            color: var(--text-light);
            font-weight: 600;
            margin-left: 4px;
            letter-spacing: 0;
        }

        .game-card .card-footer .download-btn {
            padding: 8px 20px;
            border-radius: var(--radius-xs);
            background: var(--primary-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 13px;
            transition: all var(--transition);
            box-shadow: 0 2px 12px rgba(232, 62, 62, 0.20);
        }

        .game-card .card-footer .download-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(232, 62, 62, 0.30);
        }

        /* ===== Feature / Ranking ===== */
        .feature-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .feature-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.92), rgba(22, 33, 62, 0.88));
            z-index: 1;
        }

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

        .feature-section .section-header h2 {
            color: #fff;
        }

        .feature-section .section-header p {
            color: rgba(255, 255, 255, 0.65);
        }

        .feature-section .section-header .badge-line {
            background: rgba(255, 255, 255, 0.12);
            color: var(--primary-light);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition);
        }

        .feature-card:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: rgba(255, 255, 255, 0.18);
            transform: translateY(-4px);
        }

        .feature-card .icon {
            font-size: 40px;
            margin-bottom: 16px;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .feature-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .feature-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }

        /* ===== Platform Stats ===== */
        .stats-section {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }

        .stats-grid .stat-item .number {
            font-size: 42px;
            font-weight: 900;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
        }

        .stats-grid .stat-item .label {
            font-size: 16px;
            color: var(--text-light);
            font-weight: 600;
            margin-top: 6px;
        }

        .stats-grid .stat-item .desc {
            font-size: 13px;
            color: var(--text-light);
            opacity: 0.7;
            margin-top: 2px;
        }

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

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

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

        .faq-item summary {
            padding: 20px 24px;
            font-weight: 700;
            font-size: 16px;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            list-style: none;
            transition: color var(--transition);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            color: var(--text-light);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item[open] summary {
            color: var(--primary);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(232, 62, 62, 0.85), rgba(26, 26, 46, 0.92));
            z-index: 1;
        }

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

        .cta-section h2 {
            font-size: 38px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -1px;
        }

        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            margin: 0 auto 32px;
        }

        .cta-section .cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .cta-section .cta-btns .btn-primary {
            padding: 16px 40px;
            border-radius: var(--radius-sm);
            background: #fff;
            color: var(--primary);
            font-weight: 800;
            font-size: 16px;
            transition: all var(--transition);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.20);
        }

        .cta-section .cta-btns .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 40px rgba(0, 0, 0, 0.30);
        }

        .cta-section .cta-btns .btn-outline {
            padding: 16px 40px;
            border-radius: var(--radius-sm);
            background: transparent;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.30);
            transition: all var(--transition);
        }

        .cta-section .cta-btns .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.10);
            transform: translateY(-3px);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 0;
        }

        .footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer .footer-brand .logo {
            color: #fff;
            font-size: 24px;
            margin-bottom: 16px;
        }

        .footer .footer-brand .logo i {
            -webkit-text-fill-color: var(--primary);
        }

        .footer .footer-brand .logo span {
            -webkit-text-fill-color: var(--primary);
        }

        .footer .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 20px;
            max-width: 360px;
        }

        .footer .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.6);
            font-size: 18px;
            transition: all var(--transition);
        }

        .footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }

        .footer .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            padding: 6px 0;
            transition: all var(--transition);
        }

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

        .footer .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

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

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

            .footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .page-hero h1 {
                font-size: 38px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
            }

            .nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow);
                gap: 4px;
            }

            .nav.open {
                display: flex;
            }

            .nav a {
                padding: 12px 16px;
                font-size: 16px;
                width: 100%;
            }

            .nav a.active::after {
                display: none;
            }

            .nav .nav-cta {
                margin-top: 8px;
                justify-content: center;
            }

            .search-box {
                display: none;
            }

            .menu-toggle {
                display: block;
            }

            .page-hero {
                min-height: 300px;
                padding-top: calc(var(--nav-height) + 32px);
                padding-bottom: 48px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .page-hero p {
                font-size: 16px;
            }

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

            .page-hero .hero-stats .stat-number {
                font-size: 26px;
            }

            .section {
                padding: 56px 0;
            }

            .section-header h2 {
                font-size: 28px;
            }

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

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

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .stats-grid .stat-item .number {
                font-size: 32px;
            }

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

            .footer .footer-brand p {
                max-width: 100%;
            }

            .cta-section h2 {
                font-size: 28px;
            }

            .cta-section .cta-btns .btn-primary,
            .cta-section .cta-btns .btn-outline {
                padding: 14px 28px;
                font-size: 15px;
                width: 100%;
            }

            .category-tags .tag {
                padding: 8px 18px;
                font-size: 13px;
            }

            .faq-item summary {
                padding: 16px 18px;
                font-size: 15px;
            }

            .faq-item .faq-answer {
                padding: 0 18px 16px;
                font-size: 14px;
            }
        }

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

            .page-hero h1 {
                font-size: 26px;
            }

            .page-hero .hero-stats .stat-number {
                font-size: 22px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .game-card .card-body {
                padding: 18px 18px 20px;
            }

            .game-card .card-body h3 {
                font-size: 18px;
            }

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

            .stats-grid .stat-item .number {
                font-size: 28px;
            }
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-light);
        }

        /* ===== Load More ===== */
        .load-more-wrap {
            text-align: center;
            margin-top: 40px;
        }

        .load-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--border);
            background: var(--bg-card);
            font-weight: 700;
            font-size: 15px;
            color: var(--text-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .load-more-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(232, 62, 62, 0.10);
            transform: translateY(-2px);
        }

        .load-more-btn i {
            font-size: 14px;
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #0d1b2a;
            --primary-light: #1b2d45;
            --secondary: #f0a500;
            --secondary-hover: #d49400;
            --accent: #e63946;
            --accent-hover: #c92d3a;
            --bg: #f4f6f8;
            --bg-card: #ffffff;
            --bg-dark: #0d1b2a;
            --text: #1a2332;
            --text-light: #5a6a7a;
            --text-white: #f0f4f8;
            --border: #e2e8f0;
            --border-light: #f0f2f5;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 8px 32px rgba(13, 27, 42, 0.08);
            --shadow-hover: 0 16px 48px rgba(13, 27, 42, 0.15);
            --shadow-lg: 0 24px 64px rgba(13, 27, 42, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --max-width: 1200px;
            --content-width: 780px;
            --header-height: 72px;
        }

        /* ===== Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 700;
            color: var(--text);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: var(--content-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: var(--header-height);
            transition: var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--secondary);
        }
        .logo span {
            color: var(--secondary);
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav a {
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
        }
        .nav a:hover {
            color: var(--primary);
            background: rgba(13, 27, 42, 0.06);
        }
        .nav a.active {
            color: #fff;
            background: var(--primary);
        }
        .nav a.active:hover {
            background: var(--primary-light);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 8px;
            border-radius: 8px;
            background: var(--bg);
        }
        .mobile-toggle:hover {
            background: var(--border);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            padding-top: calc(var(--header-height) + 32px);
            padding-bottom: 12px;
            background: var(--bg);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-light);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb .sep {
            color: var(--border);
            font-size: 0.75rem;
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 600;
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 80px 24px 60px;
            margin-top: 0;
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 27, 42, 0.85) 0%, rgba(13, 27, 42, 0.6) 100%);
            z-index: 1;
        }
        .article-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--content-width);
        }
        .article-hero .hero-category {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 50px;
            background: var(--secondary);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .article-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .article-hero .hero-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.95rem;
        }
        .article-hero .hero-meta i {
            margin-right: 6px;
            color: var(--secondary);
        }
        .article-hero .hero-meta span {
            display: flex;
            align-items: center;
        }

        /* ===== Article Body ===== */
        .article-body-wrap {
            padding: 48px 0 32px;
            background: var(--bg);
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            align-items: start;
        }
        .article-main {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px;
            overflow: hidden;
        }
        .article-featured-image {
            margin: -40px -40px 32px -40px;
            border-radius: var(--radius) var(--radius) 0 0;
            overflow: hidden;
            max-height: 420px;
            object-fit: cover;
            width: calc(100% + 80px);
        }
        .article-featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .article-content {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text);
        }
        .article-content p {
            margin-bottom: 1.4em;
        }
        .article-content h2 {
            font-size: 1.6rem;
            margin: 1.8em 0 0.6em;
            color: var(--primary);
        }
        .article-content h3 {
            font-size: 1.25rem;
            margin: 1.4em 0 0.5em;
            color: var(--primary);
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 1.4em 1.6em;
        }
        .article-content li {
            margin-bottom: 0.4em;
        }
        .article-content a {
            color: var(--secondary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--secondary-hover);
        }
        .article-content img {
            border-radius: var(--radius-sm);
            margin: 1.2em 0;
            box-shadow: var(--shadow);
        }
        .article-content blockquote {
            border-left: 4px solid var(--secondary);
            padding: 16px 20px;
            margin: 1.4em 0;
            background: rgba(240, 165, 0, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-light);
        }
        .article-content code {
            background: var(--bg);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--accent);
        }

        /* ===== Article Footer ===== */
        .article-footer {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .article-tags {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .article-tags .label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-light);
        }
        .article-tags .tag {
            padding: 4px 14px;
            border-radius: 50px;
            background: var(--bg);
            color: var(--text-light);
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: var(--secondary);
            color: var(--primary);
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .article-share .label {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-light);
        }
        .article-share a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-light);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .article-share a:hover {
            background: var(--secondary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px;
        }
        .sidebar-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--secondary);
        }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .sidebar-list a {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            transition: var(--transition);
        }
        .sidebar-list a:hover {
            color: var(--secondary);
        }
        .sidebar-list .thumb {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg);
        }
        .sidebar-list .info {
            flex: 1;
            min-width: 0;
        }
        .sidebar-list .info .title {
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-list .info .meta {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            text-align: center;
            padding: 32px 24px;
        }
        .sidebar-cta h3 {
            color: #fff !important;
            border-bottom-color: var(--secondary) !important;
        }
        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }
        .sidebar-cta .btn {
            background: var(--secondary);
            color: var(--primary);
            padding: 12px 32px;
            border-radius: 50px;
            font-weight: 700;
            display: inline-block;
            transition: var(--transition);
        }
        .sidebar-cta .btn:hover {
            background: var(--secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 165, 0, 0.3);
        }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 60px 0;
            background: var(--bg-card);
        }
        .related-section .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
            text-align: center;
        }
        .related-section .section-sub {
            text-align: center;
            color: var(--text-light);
            margin-bottom: 40px;
            font-size: 1.05rem;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border);
        }
        .related-card .card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--border-light);
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
            border-radius: 0;
        }
        .related-card:hover .card-img img {
            transform: scale(1.05);
        }
        .related-card .card-body {
            padding: 20px 24px 24px;
        }
        .related-card .card-cat {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--secondary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }
        .related-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-title a:hover {
            color: var(--secondary);
        }
        .related-card .card-excerpt {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .related-card .card-meta {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .related-card .card-meta i {
            margin-right: 4px;
            color: var(--secondary);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 27, 42, 0.88) 0%, rgba(13, 27, 42, 0.7) 100%);
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 32px;
        }
        .cta-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-buttons .btn-primary {
            padding: 14px 40px;
            border-radius: 50px;
            background: var(--secondary);
            color: var(--primary);
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .cta-buttons .btn-primary:hover {
            background: var(--secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 165, 0, 0.3);
        }
        .cta-buttons .btn-outline {
            padding: 14px 40px;
            border-radius: 50px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1.05rem;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .cta-buttons .btn-outline:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            transform: translateY(-2px);
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 64px 0;
            background: var(--bg);
        }
        .faq-section .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            text-align: center;
            margin-bottom: 8px;
        }
        .faq-section .section-sub {
            text-align: center;
            color: var(--text-light);
            margin-bottom: 40px;
            font-size: 1.05rem;
        }
        .faq-grid {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text);
            transition: var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--secondary);
        }
        .faq-question i {
            color: var(--secondary);
            transition: var(--transition);
            font-size: 1.1rem;
        }
        .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;
            padding: 0 24px;
            color: var(--text-light);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .not-found-box i {
            font-size: 3.5rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        .not-found-box h2 {
            font-size: 1.8rem;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .not-found-box p {
            color: var(--text-light);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }
        .not-found-box .btn-back {
            padding: 12px 32px;
            border-radius: 50px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            display: inline-block;
            transition: var(--transition);
        }
        .not-found-box .btn-back:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 16px;
        }
        .footer-brand .logo i {
            color: var(--secondary);
        }
        .footer-brand .logo span {
            color: var(--secondary);
        }
        .footer-brand p {
            font-size: 0.95rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--secondary);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            background: var(--secondary);
            border-radius: 2px;
        }
        .footer-col a {
            display: block;
            padding: 6px 0;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom p {
            margin: 0;
        }

        /* ===== Mobile Nav ===== */
        .mobile-menu-overlay {
            position: fixed;
            inset: 0;
            background: rgba(13, 27, 42, 0.5);
            z-index: 998;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .mobile-menu-overlay.open {
            opacity: 1;
            visibility: visible;
        }
        .mobile-menu-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: var(--bg-card);
            z-index: 999;
            padding: 80px 24px 40px;
            transition: right 0.35s ease;
            box-shadow: -8px 0 40px rgba(13, 27, 42, 0.15);
            overflow-y: auto;
        }
        .mobile-menu-panel.open {
            right: 0;
        }
        .mobile-menu-panel .close-btn {
            position: absolute;
            top: 16px;
            right: 16px;
            font-size: 1.5rem;
            color: var(--text-light);
            padding: 8px;
            border-radius: 8px;
            background: var(--bg);
        }
        .mobile-menu-panel .close-btn:hover {
            background: var(--border);
        }
        .mobile-menu-panel .mobile-nav a {
            display: block;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-menu-panel .mobile-nav a:hover {
            background: var(--bg);
            color: var(--secondary);
        }
        .mobile-menu-panel .mobile-nav a.active {
            color: var(--secondary);
            background: rgba(240, 165, 0, 0.08);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .article-hero {
                min-height: 240px;
                padding: 64px 20px 40px;
            }
            .article-hero h1 {
                font-size: 1.8rem;
            }
            .article-hero .hero-meta {
                font-size: 0.85rem;
                gap: 12px;
            }
            .article-main {
                padding: 24px;
            }
            .article-featured-image {
                margin: -24px -24px 24px -24px;
                width: calc(100% + 48px);
                max-height: 280px;
            }
            .article-content {
                font-size: 1rem;
            }
            .article-footer {
                flex-direction: column;
                align-items: flex-start;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .faq-section .section-title {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand {
                text-align: center;
            }
            .footer-social {
                justify-content: center;
            }
            .footer-col h4::after {
                left: 50%;
                transform: translateX(-50%);
            }
            .footer-col {
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .article-hero h1 {
                font-size: 1.5rem;
            }
            .article-main {
                padding: 16px;
            }
            .article-featured-image {
                margin: -16px -16px 16px -16px;
                width: calc(100% + 32px);
                max-height: 200px;
            }
            .related-card .card-body {
                padding: 16px 18px 20px;
            }
            .cta-buttons .btn-primary,
            .cta-buttons .btn-outline {
                padding: 12px 28px;
                font-size: 0.95rem;
                width: 100%;
                justify-content: center;
            }
            .breadcrumb-wrap {
                padding-top: calc(var(--header-height) + 20px);
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-up {
            animation: fadeUp 0.6s ease forwards;
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }

        /* ===== Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== Smooth Scroll Offset ===== */
        .scroll-offset {
            scroll-margin-top: calc(var(--header-height) + 20px);
        }