/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --clr-bg: #0a0e17;
            --clr-bg-alt: #111827;
            --clr-bg-card: #1a2235;
            --clr-bg-card-hover: #1f2a42;
            --clr-primary: #00d4ff;
            --clr-primary-glow: rgba(0, 212, 255, 0.25);
            --clr-secondary: #7b2ff7;
            --clr-secondary-glow: rgba(123, 47, 247, 0.25);
            --clr-accent: #00ff88;
            --clr-accent-glow: rgba(0, 255, 136, 0.2);
            --clr-text: #e8edf5;
            --clr-text-muted: #8a94a6;
            --clr-text-dim: #5a6478;
            --clr-border: rgba(0, 212, 255, 0.15);
            --clr-border-active: rgba(0, 212, 255, 0.5);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
            --shadow-glow-primary: 0 0 30px var(--clr-primary-glow);
            --shadow-glow-secondary: 0 0 30px var(--clr-secondary-glow);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --spacer-section: 5rem;
            --spacer-section-mobile: 2.5rem;
            --max-width: 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-sans);
            background: var(--clr-bg);
            color: var(--clr-text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        a { color: var(--clr-primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: #66e5ff; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        button { cursor: pointer; border: none; background: none; }
        ul, ol { list-style: none; }

        /* ===== Container ===== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (max-width: 768px) {
            .container { padding: 0 1rem; }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--nav-height);
            background: rgba(10, 14, 23, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--clr-border);
            z-index: 1000;
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 14, 23, 0.98);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            white-space: nowrap;
        }
        .logo i {
            color: var(--clr-primary);
            font-size: 1.6rem;
            text-shadow: 0 0 18px var(--clr-primary-glow);
        }
        .logo span {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .nav-menu a {
            color: var(--clr-text-muted);
            padding: 0.5rem 1.2rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            position: relative;
            transition: var(--transition);
        }
        .nav-menu a:hover {
            color: #fff;
            background: rgba(0, 212, 255, 0.08);
        }
        .nav-menu a.active {
            color: var(--clr-primary);
            background: rgba(0, 212, 255, 0.1);
            text-shadow: 0 0 20px var(--clr-primary-glow);
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 2px;
            background: var(--clr-primary);
            box-shadow: 0 0 12px var(--clr-primary-glow);
            border-radius: 2px;
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
            color: #fff !important;
            padding: 0.5rem 1.5rem !important;
            border-radius: var(--radius-md) !important;
            font-weight: 600 !important;
            box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
            margin-left: 0.75rem;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 212, 255, 0.35) !important;
            background: linear-gradient(135deg, #33ddff, #9b5ff7) !important;
            color: #fff !important;
        }
        .nav-toggle {
            display: none;
            color: #fff;
            font-size: 1.5rem;
            padding: 0.25rem;
            background: none;
            border: none;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .nav-toggle { display: block; }
            .nav-menu {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: rgba(10, 14, 23, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 1rem 0 2rem;
                gap: 0.25rem;
                border-bottom: 1px solid var(--clr-border);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
            }
            .nav-menu.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-menu a {
                width: 100%;
                text-align: center;
                padding: 0.8rem 1rem;
                font-size: 1.05rem;
            }
            .nav-menu a.active::after { width: 30%; }
            .nav-cta { margin: 0.5rem auto 0; width: 80%; text-align: center; }
            .logo { font-size: 1.2rem; }
        }

        /* ===== Hero Section ===== */
        .hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: calc(var(--nav-height) + 2rem) 1.5rem 4rem;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 23, 0.85) 0%, rgba(10, 14, 23, 0.6) 60%, rgba(10, 14, 23, 0.4) 100%);
            z-index: 1;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 180px;
            background: linear-gradient(to top, var(--clr-bg) 0%, transparent 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 880px;
            margin: 0 auto;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: rgba(0, 212, 255, 0.12);
            border: 1px solid rgba(0, 212, 255, 0.25);
            padding: 0.4rem 1.2rem;
            border-radius: 50px;
            font-size: 0.85rem;
            color: var(--clr-primary);
            letter-spacing: 0.3px;
            margin-bottom: 1.5rem;
            backdrop-filter: blur(6px);
        }
        .hero-badge i {
            font-size: 0.9rem;
        }
        .hero h1 {
            font-size: 3.8rem;
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, #ffffff 0%, var(--clr-primary) 50%, var(--clr-accent) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: none;
        }
        .hero p {
            font-size: 1.25rem;
            color: var(--clr-text-muted);
            max-width: 680px;
            margin: 0 auto 2.2rem;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
            color: #fff;
            font-weight: 600;
            padding: 0.9rem 2.4rem;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            box-shadow: 0 4px 25px rgba(0, 212, 255, 0.3);
            transition: var(--transition);
            border: none;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 40px rgba(0, 212, 255, 0.4);
            color: #fff;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: transparent;
            color: var(--clr-text);
            font-weight: 500;
            padding: 0.85rem 2.2rem;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--clr-primary);
            color: var(--clr-primary);
            background: rgba(0, 212, 255, 0.06);
            transform: translateY(-2px);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
            justify-content: center;
            margin-top: 3.5rem;
            padding-top: 2.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stat-item .num i {
            color: var(--clr-primary);
            font-size: 1.4rem;
            margin-right: 0.3rem;
        }
        .hero-stat-item .label {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            margin-top: 0.2rem;
        }
        @media (max-width: 768px) {
            .hero { min-height: 70vh; padding-top: calc(var(--nav-height) + 1.5rem); }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.05rem; }
            .hero-stats { gap: 1.5rem; }
            .hero-stat-item .num { font-size: 1.6rem; }
        }
        @media (max-width: 480px) {
            .hero h1 { font-size: 1.8rem; }
            .hero-actions { flex-direction: column; width: 100%; }
            .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacer-section) 0;
        }
        .section-alt {
            background: var(--clr-bg-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 3.5rem;
        }
        .section-header h2 {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: -0.3px;
        }
        .section-header h2 i {
            color: var(--clr-primary);
            margin-right: 0.4rem;
        }
        .section-header p {
            font-size: 1.1rem;
            color: var(--clr-text-muted);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
            border-radius: 4px;
            margin: 0.8rem auto 0;
            box-shadow: 0 0 20px var(--clr-primary-glow);
        }
        @media (max-width: 768px) {
            .section { padding: var(--spacer-section-mobile) 0; }
            .section-header h2 { font-size: 1.8rem; }
            .section-header p { font-size: 1rem; }
            .section-header { margin-bottom: 2rem; }
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .card-grid-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .card-grid-4 { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .card-grid, .card-grid-2, .card-grid-4 { grid-template-columns: 1fr; }
        }

        /* ===== Card ===== */
        .card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border);
            padding: 1.8rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            background: var(--clr-bg-card-hover);
            border-color: var(--clr-border-active);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md), 0 0 30px rgba(0, 212, 255, 0.05);
        }
        .card .card-icon {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            background: rgba(0, 212, 255, 0.1);
            font-size: 1.5rem;
            color: var(--clr-primary);
            margin-bottom: 1.2rem;
            transition: var(--transition);
        }
        .card:hover .card-icon {
            background: rgba(0, 212, 255, 0.18);
            box-shadow: 0 0 20px var(--clr-primary-glow);
        }
        .card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.6rem;
        }
        .card p {
            color: var(--clr-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .card .card-tag {
            display: inline-block;
            padding: 0.2rem 0.8rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(0, 255, 136, 0.1);
            color: var(--clr-accent);
            border: 1px solid rgba(0, 255, 136, 0.2);
            margin-top: 1rem;
        }
        .card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            color: var(--clr-primary);
            font-weight: 500;
            font-size: 0.9rem;
            margin-top: 1rem;
            transition: var(--transition);
        }
        .card .card-link:hover {
            gap: 0.7rem;
            color: #66e5ff;
        }

        /* ===== Cover Card (image) ===== */
        .cover-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border);
            overflow: hidden;
            transition: var(--transition);
        }
        .cover-card:hover {
            transform: translateY(-4px);
            border-color: var(--clr-border-active);
            box-shadow: var(--shadow-md), 0 0 30px rgba(0, 212, 255, 0.05);
        }
        .cover-card .cover-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            border-bottom: 1px solid var(--clr-border);
        }
        .cover-card .cover-body {
            padding: 1.5rem;
        }
        .cover-card .cover-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.4rem;
        }
        .cover-card .cover-body p {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .cover-card .cover-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-top: 0.8rem;
            font-size: 0.8rem;
            color: var(--clr-text-dim);
        }
        .cover-card .cover-meta i {
            margin-right: 0.3rem;
        }

        /* ===== Category Pills ===== */
        .category-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            justify-content: center;
            margin-bottom: 2.5rem;
        }
        .category-pill {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.5rem;
            border-radius: 50px;
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .category-pill:hover {
            border-color: var(--clr-primary);
            color: var(--clr-primary);
            background: rgba(0, 212, 255, 0.06);
            transform: translateY(-2px);
        }
        .category-pill.active {
            background: rgba(0, 212, 255, 0.12);
            border-color: var(--clr-primary);
            color: var(--clr-primary);
            box-shadow: 0 0 20px var(--clr-primary-glow);
        }

        /* ===== News / Post List ===== */
        .post-list {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .post-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.5rem;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
        }
        .post-item:hover {
            border-color: var(--clr-border-active);
            background: var(--clr-bg-card-hover);
            transform: translateX(4px);
        }
        .post-item .post-index {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(0, 212, 255, 0.1);
            color: var(--clr-primary);
            font-weight: 700;
            font-size: 0.9rem;
        }
        .post-item .post-content {
            flex: 1;
            min-width: 0;
        }
        .post-item .post-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.2rem;
        }
        .post-item .post-content h4 a {
            color: #fff;
        }
        .post-item .post-content h4 a:hover {
            color: var(--clr-primary);
        }
        .post-item .post-content .post-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--clr-text-dim);
            margin-top: 0.3rem;
        }
        .post-item .post-content .post-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .post-item .post-content .post-excerpt {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            margin-top: 0.3rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-empty {
            text-align: center;
            padding: 3rem 1rem;
            color: var(--clr-text-muted);
            font-size: 1.05rem;
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--clr-border);
        }
        .post-empty i {
            font-size: 2.5rem;
            color: var(--clr-text-dim);
            margin-bottom: 1rem;
            display: block;
        }
        @media (max-width: 768px) {
            .post-item { flex-direction: column; padding: 1rem; }
            .post-item .post-index { width: 30px; height: 30px; font-size: 0.8rem; }
        }

        /* ===== Feature / Stats ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            text-align: center;
            border: 1px solid var(--clr-border);
            transition: var(--transition);
        }
        .stat-card:hover {
            border-color: var(--clr-border-active);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--clr-primary);
            margin-bottom: 0.8rem;
        }
        .stat-card .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-card .stat-label {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            margin-top: 0.3rem;
        }
        @media (max-width: 768px) {
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
            .stat-card .stat-num { font-size: 1.8rem; }
        }
        @media (max-width: 480px) {
            .stats-grid { grid-template-columns: 1fr 1fr; }
        }

        /* ===== Flow / Timeline ===== */
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            position: relative;
        }
        .flow-step {
            text-align: center;
            position: relative;
            padding: 0 0.5rem;
        }
        .flow-step .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.2rem;
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
            box-shadow: 0 0 30px var(--clr-primary-glow);
        }
        .flow-step h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.4rem;
        }
        .flow-step p {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .flow-connector {
            display: none;
        }
        @media (min-width: 769px) {
            .flow-grid {
                position: relative;
            }
            .flow-grid::before {
                content: '';
                position: absolute;
                top: 28px;
                left: 15%;
                right: 15%;
                height: 2px;
                background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary), var(--clr-primary));
                opacity: 0.3;
                border-radius: 2px;
            }
        }
        @media (max-width: 768px) {
            .flow-grid { grid-template-columns: 1fr; gap: 1.5rem; }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .faq-item {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--clr-border-active);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 1.5rem;
            color: #fff;
            font-size: 1rem;
            font-weight: 500;
            background: none;
            border: none;
            text-align: left;
            cursor: pointer;
            transition: var(--transition);
            gap: 1rem;
        }
        .faq-question:hover {
            color: var(--clr-primary);
        }
        .faq-question i {
            color: var(--clr-primary);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 1.5rem;
            color: var(--clr-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.5rem 1.2rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(123, 47, 247, 0.06));
            border-top: 1px solid var(--clr-border);
            border-bottom: 1px solid var(--clr-border);
        }
        .cta-box {
            text-align: center;
            padding: 3rem 2rem;
            background: var(--clr-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--clr-border);
            max-width: 800px;
            margin: 0 auto;
            box-shadow: var(--shadow-lg);
        }
        .cta-box h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
        }
        .cta-box p {
            color: var(--clr-text-muted);
            font-size: 1.05rem;
            margin-bottom: 2rem;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }
        @media (max-width: 768px) {
            .cta-box { padding: 2rem 1.2rem; }
            .cta-box h2 { font-size: 1.5rem; }
            .cta-actions { flex-direction: column; width: 100%; }
            .cta-actions .btn-primary,
            .cta-actions .btn-secondary { width: 100%; justify-content: center; }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--clr-bg-alt);
            border-top: 1px solid var(--clr-border);
            padding: 3.5rem 0 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand .logo {
            font-size: 1.3rem;
            margin-bottom: 0.8rem;
        }
        .footer-brand p {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--clr-primary);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid var(--clr-border);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: var(--clr-text-dim);
        }
        .footer-bottom a {
            color: var(--clr-text-dim);
        }
        .footer-bottom a:hover {
            color: var(--clr-primary);
        }
        .footer-social {
            display: flex;
            gap: 0.8rem;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--clr-bg-card);
            border: 1px solid var(--clr-border);
            color: var(--clr-text-muted);
            font-size: 1rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--clr-primary);
            color: #fff;
            border-color: var(--clr-primary);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
            .footer-brand { grid-column: 1 / -1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 480px) {
            .footer-grid { grid-template-columns: 1fr; }
        }

        /* ===== Back to Top ===== */
        .back-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
            color: #fff;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
            z-index: 999;
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            transition: var(--transition);
            border: none;
        }
        .back-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }
        .back-top:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
        }

        /* ===== Utility ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 1rem; }
        .mt-2 { margin-top: 2rem; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .gap-1 { gap: 1rem; }
        .flex-center { display: flex; align-items: center; justify-content: center; }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

        /* ===== Image Banner inside sections ===== */
        .section-banner {
            width: 100%;
            height: 240px;
            object-fit: cover;
            border-radius: var(--radius-md);
            margin-top: 2rem;
            border: 1px solid var(--clr-border);
        }
        @media (max-width: 768px) {
            .section-banner { height: 160px; }
        }

        /* ===== Responsive tweaks ===== */
        @media (max-width: 1024px) {
            .card-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 768px) {
            .card-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 2.2rem; }
        }
        @media (max-width: 480px) {
            .hero h1 { font-size: 1.8rem; }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #00f0ff;
            --clr-primary-dim: #00b8cc;
            --clr-primary-glow: rgba(0, 240, 255, 0.25);
            --clr-secondary: #b44dff;
            --clr-secondary-glow: rgba(180, 77, 255, 0.25);
            --clr-accent: #ffd700;
            --clr-bg: #0a0e1a;
            --clr-bg-alt: #0d1322;
            --clr-card: #141b2d;
            --clr-card-hover: #1a2340;
            --clr-border: #1e2a45;
            --clr-border-light: #2a3a5a;
            --clr-text: #f0f4ff;
            --clr-text-dim: #94a3c8;
            --clr-text-muted: #5a6b8a;
            --ff-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --ff-mono: 'JetBrains Mono', 'Fira Code', monospace;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
            --shadow-glow-primary: 0 0 30px var(--clr-primary-glow);
            --shadow-glow-secondary: 0 0 30px var(--clr-secondary-glow);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-h: 72px;
            --section-space: 100px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::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(--ff-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: var(--clr-primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--clr-secondary);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 700;
            color: var(--clr-text);
            letter-spacing: -0.02em;
        }
        h1 {
            font-size: clamp(2.2rem, 5.5vw, 4rem);
        }
        h2 {
            font-size: clamp(1.8rem, 3.8vw, 3rem);
        }
        h3 {
            font-size: clamp(1.3rem, 2.2vw, 1.8rem);
        }
        h4 {
            font-size: clamp(1.1rem, 1.6vw, 1.4rem);
        }
        p {
            margin-bottom: 1rem;
            color: var(--clr-text-dim);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--clr-primary);
            background: rgba(0, 240, 255, 0.08);
            border: 1px solid rgba(0, 240, 255, 0.15);
            padding: 6px 18px;
            border-radius: 50px;
            margin-bottom: 18px;
        }
        .section-label i {
            font-size: 0.75rem;
        }
        .section-title {
            margin-bottom: 16px;
            background: linear-gradient(135deg, var(--clr-text) 40%, var(--clr-primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .section-desc {
            max-width: 680px;
            margin-bottom: 48px;
            font-size: 1.1rem;
            color: var(--clr-text-dim);
        }
        .text-center {
            text-align: center;
        }
        .text-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 14px 32px;
            border-radius: 60px;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
            letter-spacing: 0.01em;
            position: relative;
            overflow: hidden;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dim));
            color: #0a0e1a;
            border-color: var(--clr-primary);
            box-shadow: 0 0 20px var(--clr-primary-glow);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 40px var(--clr-primary-glow), 0 8px 30px rgba(0, 240, 255, 0.15);
            color: #0a0e1a;
        }
        .btn-secondary {
            background: transparent;
            color: var(--clr-text);
            border-color: var(--clr-border-light);
        }
        .btn-secondary:hover {
            border-color: var(--clr-primary);
            color: var(--clr-primary);
            transform: translateY(-3px);
            box-shadow: 0 0 30px var(--clr-primary-glow);
        }
        .btn-glow {
            background: linear-gradient(135deg, var(--clr-secondary), #8833ff);
            color: #fff;
            border-color: var(--clr-secondary);
            box-shadow: 0 0 20px var(--clr-secondary-glow);
        }
        .btn-glow:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 0 50px var(--clr-secondary-glow), 0 8px 30px rgba(180, 77, 255, 0.2);
            color: #fff;
        }
        .btn-sm {
            padding: 10px 22px;
            font-size: 0.85rem;
        }
        .btn-outline {
            background: transparent;
            color: var(--clr-primary);
            border: 1px solid var(--clr-primary);
        }
        .btn-outline:hover {
            background: var(--clr-primary);
            color: #0a0e1a;
            transform: translateY(-2px);
        }

        /* ===== Badge / Tag ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            background: rgba(0, 240, 255, 0.1);
            color: var(--clr-primary);
            border: 1px solid rgba(0, 240, 255, 0.12);
        }
        .badge-hot {
            background: rgba(255, 77, 77, 0.12);
            color: #ff4d4d;
            border-color: rgba(255, 77, 77, 0.15);
        }
        .badge-new {
            background: rgba(0, 230, 118, 0.12);
            color: #00e676;
            border-color: rgba(0, 230, 118, 0.15);
        }
        .badge-coming {
            background: rgba(255, 215, 0, 0.12);
            color: #ffd700;
            border-color: rgba(255, 215, 0, 0.15);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-h);
            z-index: 1000;
            background: rgba(10, 14, 26, 0.85);
            backdrop-filter: blur(40px) saturate(1.4);
            border-bottom: 1px solid rgba(30, 42, 69, 0.5);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 14, 26, 0.96);
            border-bottom-color: var(--clr-border);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }
        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--clr-text);
            letter-spacing: -0.03em;
            flex-shrink: 0;
        }
        .logo i {
            font-size: 1.6rem;
            color: var(--clr-primary);
            filter: drop-shadow(0 0 10px var(--clr-primary-glow));
        }
        .logo span {
            background: linear-gradient(135deg, var(--clr-text) 40%, var(--clr-primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo:hover {
            color: var(--clr-text);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-menu a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--clr-text-dim);
            border-radius: 60px;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--clr-text);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-menu a.active {
            color: var(--clr-primary);
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 20px var(--clr-primary-glow);
            box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.12);
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--clr-primary);
            border-radius: 4px;
            box-shadow: 0 0 12px var(--clr-primary);
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dim)) !important;
            color: #0a0e1a !important;
            font-weight: 700 !important;
            padding: 8px 22px !important;
            border-radius: 60px !important;
            box-shadow: 0 0 20px var(--clr-primary-glow) !important;
            margin-left: 8px;
        }
        .nav-cta:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 0 40px var(--clr-primary-glow) !important;
            color: #0a0e1a !important;
            background: linear-gradient(135deg, #00f0ff, #00b8cc) !important;
        }
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--clr-text);
            padding: 6px;
            cursor: pointer;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-sm);
            border: 1px solid var(--clr-border);
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
        }

        /* ===== Hero / Banner ===== */
        .page-hero {
            padding: 160px 0 80px;
            background: var(--clr-bg-alt);
            position: relative;
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(0, 240, 255, 0.06) 0%, transparent 70%),
                radial-gradient(ellipse at 70% 50%, rgba(180, 77, 255, 0.06) 0%, transparent 70%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero h1 {
            font-size: clamp(2.4rem, 5vw, 3.8rem);
            margin-bottom: 18px;
            background: linear-gradient(135deg, var(--clr-text) 30%, var(--clr-primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-hero p {
            font-size: 1.15rem;
            max-width: 620px;
            color: var(--clr-text-dim);
            margin-bottom: 28px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 40px;
            margin-top: 20px;
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--clr-text-dim);
            font-size: 0.95rem;
        }
        .hero-meta-item i {
            color: var(--clr-primary);
            font-size: 1.1rem;
        }
        .hero-meta-item strong {
            color: var(--clr-text);
            font-weight: 700;
        }

        /* ===== Section通用 ===== */
        .section {
            padding: var(--section-space) 0;
        }
        .section-alt {
            background: var(--clr-bg-alt);
        }
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--clr-border), transparent);
            margin: 0 auto;
            max-width: var(--max-width);
        }

        /* ===== 分类入口网格 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .category-card {
            background: var(--clr-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .category-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }
        .category-card:hover::before {
            transform: scaleX(1);
        }
        .category-card:hover {
            background: var(--clr-card-hover);
            border-color: var(--clr-border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-md), 0 0 30px rgba(0, 240, 255, 0.05);
        }
        .category-card .icon-box {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.8rem;
            background: rgba(0, 240, 255, 0.08);
            color: var(--clr-primary);
            transition: var(--transition);
        }
        .category-card:hover .icon-box {
            background: rgba(0, 240, 255, 0.15);
            box-shadow: 0 0 30px var(--clr-primary-glow);
        }
        .category-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }
        .category-card p {
            font-size: 0.88rem;
            color: var(--clr-text-muted);
            margin-bottom: 0;
        }
        .category-card .badge {
            margin-top: 14px;
        }

        /* ===== 赛事卡片 ===== */
        .race-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .race-card {
            background: var(--clr-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .race-card:hover {
            background: var(--clr-card-hover);
            border-color: var(--clr-border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-md), 0 0 30px rgba(0, 240, 255, 0.05);
        }
        .race-card .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 0;
            display: block;
        }
        .race-card .card-body {
            padding: 24px 22px 26px;
        }
        .race-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }
        .race-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .race-card .card-body h3 a {
            color: var(--clr-text);
        }
        .race-card .card-body h3 a:hover {
            color: var(--clr-primary);
        }
        .race-card .card-body p {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .race-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            border-top: 1px solid var(--clr-border);
            padding-top: 16px;
            margin-top: 4px;
        }
        .race-card .card-meta i {
            margin-right: 4px;
            color: var(--clr-primary);
        }
        .race-card .card-meta a {
            color: var(--clr-primary);
            font-weight: 500;
        }
        .race-card .card-meta a:hover {
            color: var(--clr-secondary);
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            background: var(--clr-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-md);
            padding: 36px 24px;
            text-align: center;
            transition: var(--transition);
        }
        .stat-item:hover {
            background: var(--clr-card-hover);
            border-color: var(--clr-border-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-sm);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--clr-text-dim);
            font-weight: 500;
        }

        /* ===== 最新动态 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--clr-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-sm);
            padding: 18px 24px;
            transition: var(--transition);
        }
        .news-item:hover {
            background: var(--clr-card-hover);
            border-color: var(--clr-border-light);
            transform: translateX(6px);
        }
        .news-item .news-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 240, 255, 0.08);
            color: var(--clr-primary);
            font-size: 1.1rem;
        }
        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-content h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }
        .news-item .news-content h4 a {
            color: var(--clr-text);
        }
        .news-item .news-content h4 a:hover {
            color: var(--clr-primary);
        }
        .news-item .news-content p {
            font-size: 0.88rem;
            color: var(--clr-text-muted);
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-meta {
            flex-shrink: 0;
            text-align: right;
            font-size: 0.82rem;
            color: var(--clr-text-muted);
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .news-item .news-meta .badge {
            font-size: 0.7rem;
            padding: 2px 10px;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .faq-item {
            background: var(--clr-card);
            border: 1px solid var(--clr-border);
            border-radius: var(--radius-sm);
            padding: 24px 28px;
            transition: var(--transition);
        }
        .faq-item:hover {
            background: var(--clr-card-hover);
            border-color: var(--clr-border-light);
        }
        .faq-item .faq-q {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--clr-text);
            margin-bottom: 8px;
        }
        .faq-item .faq-q i {
            color: var(--clr-primary);
            font-size: 1.1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }
        .faq-item .faq-a {
            padding-left: 30px;
            font-size: 0.92rem;
            color: var(--clr-text-dim);
            line-height: 1.7;
        }
        .faq-item .faq-a p {
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--clr-bg-alt);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(0, 240, 255, 0.06) 0%, transparent 70%);
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-section h2 {
            margin-bottom: 16px;
        }
        .cta-section p {
            max-width: 540px;
            margin: 0 auto 32px;
            font-size: 1.05rem;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--clr-bg-alt);
            border-top: 1px solid var(--clr-border);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .logo {
            font-size: 1.3rem;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.92rem;
            color: var(--clr-text-muted);
            max-width: 360px;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--clr-text);
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--clr-text-muted);
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--clr-primary);
            transform: translateX(4px);
        }
        .footer-col ul li a i {
            font-size: 0.8rem;
            color: var(--clr-primary);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding: 24px 0;
            border-top: 1px solid var(--clr-border);
            font-size: 0.88rem;
            color: var(--clr-text-muted);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--clr-border);
            color: var(--clr-text-dim);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            border-color: var(--clr-primary);
            color: var(--clr-primary);
            background: rgba(0, 240, 255, 0.06);
            transform: translateY(-3px);
            box-shadow: 0 0 20px var(--clr-primary-glow);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .race-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-space: 60px;
                --header-h: 64px;
            }
            .nav-menu {
                position: fixed;
                top: var(--header-h);
                left: 0;
                width: 100%;
                background: rgba(10, 14, 26, 0.98);
                backdrop-filter: blur(30px);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 4px;
                border-bottom: 1px solid var(--clr-border);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                box-shadow: var(--shadow-lg);
            }
            .nav-menu.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-menu a {
                width: 100%;
                padding: 12px 18px;
                font-size: 1rem;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-menu a.nav-cta {
                margin-left: 0;
                margin-top: 8px;
                justify-content: center;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero {
                padding: 120px 0 60px;
                min-height: auto;
            }
            .page-hero h1 {
                font-size: clamp(1.8rem, 6vw, 2.6rem);
            }
            .hero-meta {
                flex-direction: column;
                gap: 12px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .category-card {
                padding: 24px 16px;
            }
            .race-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item {
                padding: 24px 16px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .news-item {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 18px;
                gap: 12px;
            }
            .news-item .news-meta {
                text-align: left;
                flex-direction: row;
                gap: 12px;
                align-items: center;
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section {
                padding: 50px 0;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .faq-item {
                padding: 18px 20px;
            }
            .section-desc {
                font-size: 1rem;
                margin-bottom: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-card {
                padding: 18px 12px;
            }
            .category-card .icon-box {
                width: 48px;
                height: 48px;
                font-size: 1.4rem;
                margin-bottom: 12px;
            }
            .category-card h3 {
                font-size: 1rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .stat-label {
                font-size: 0.82rem;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .btn {
                padding: 12px 24px;
                font-size: 0.88rem;
            }
            .race-card .card-body {
                padding: 18px 16px 20px;
            }
            .footer-bottom span {
                font-size: 0.82rem;
            }
        }

        /* ===== 滚动渐变 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 0.8s ease, transform 0.8s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 图片圆角覆盖 ===== */
        .race-card .card-img {
            border-radius: 0;
        }

        /* ===== 霓虹装饰线 ===== */
        .neon-divider {
            width: 80px;
            height: 3px;
            background: linear-gradient(90deg, var(--clr-primary), var(--clr-secondary));
            border-radius: 4px;
            margin: 0 auto 24px;
            box-shadow: 0 0 20px var(--clr-primary-glow);
        }
        .neon-divider.left {
            margin: 0 0 24px;
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #f5c518;
            --primary-dark: #d4a814;
            --primary-glow: rgba(245, 197, 24, 0.35);
            --primary-light: rgba(245, 197, 24, 0.12);
            --bg-dark: #0b0d11;
            --bg-dark2: #12151c;
            --bg-card: #1a1e28;
            --bg-card-hover: #222838;
            --text-primary: #f0f2f5;
            --text-secondary: #b0b8c8;
            --text-muted: #6b7388;
            --border-color: #2a2f3e;
            --border-glow: rgba(245, 197, 24, 0.2);
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 30px rgba(245, 197, 24, 0.08);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --container: 1200px;
            --header-h: 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-sans);
            background: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
        }
        a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
        a:hover { color: #ffd84d; }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
        ul { list-style: none; }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container { padding: 0 16px; }
        }

        /* ===== 头部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(11, 13, 17, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            height: var(--header-h);
            transition: background var(--transition);
        }
        .site-header.scrolled {
            background: rgba(11, 13, 17, 0.98);
            box-shadow: 0 2px 32px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 1.35rem;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .logo i {
            color: var(--primary);
            font-size: 1.6rem;
            filter: drop-shadow(0 0 8px var(--primary-glow));
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary), #ffd84d);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-toggle {
            display: none;
            background: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .nav-toggle:hover { background: var(--bg-card); }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-menu a {
            color: var(--text-secondary);
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--text-primary);
            background: var(--bg-card);
        }
        .nav-menu a.active {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            box-shadow: 0 0 12px var(--primary-glow);
        }
        .nav-menu a.nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #0b0d11;
            font-weight: 600;
            padding: 8px 22px;
            border-radius: 30px;
            margin-left: 8px;
            box-shadow: 0 0 20px var(--primary-glow);
        }
        .nav-menu a.nav-cta i { margin-right: 6px; font-size: 0.85rem; }
        .nav-menu a.nav-cta:hover {
            box-shadow: 0 0 36px var(--primary-glow);
            transform: translateY(-1px);
            color: #0b0d11;
        }
        @media (max-width: 768px) {
            .nav-toggle { display: block; }
            .nav-menu {
                display: none;
                position: absolute;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(11, 13, 17, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 20px 24px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
                gap: 4px;
            }
            .nav-menu.open { display: flex; }
            .nav-menu a { width: 100%; padding: 12px 16px; }
            .nav-menu a.nav-cta { margin-left: 0; margin-top: 8px; text-align: center; }
            .nav-menu a.active::after { display: none; }
            .nav-menu a.active { border-left: 3px solid var(--primary); }
        }

        /* ===== 文章页 Banner ===== */
        .article-banner {
            margin-top: var(--header-h);
            background: linear-gradient(135deg, rgba(11,13,17,0.92), rgba(18,21,28,0.88)), url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            padding: 80px 0 60px;
            border-bottom: 1px solid var(--border-color);
            position: relative;
        }
        .article-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg-dark), transparent);
            pointer-events: none;
        }
        .article-banner-inner {
            max-width: 880px;
            margin: 0 auto;
            padding: 0 24px;
            text-align: center;
        }
        .article-badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--border-glow);
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
        .article-banner h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-primary);
            margin-bottom: 16px;
            background: linear-gradient(135deg, #fff, var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .article-meta i { margin-right: 6px; color: var(--primary); }
        .article-meta .divider { color: var(--border-color); }
        @media (max-width: 768px) {
            .article-banner { padding: 60px 0 40px; }
            .article-banner h1 { font-size: 1.6rem; }
            .article-meta { gap: 12px; font-size: 0.8rem; }
        }

        /* ===== 文章主体 ===== */
        .article-main {
            padding: 50px 0 80px;
        }
        .article-layout {
            max-width: 880px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .article-content {
            background: var(--bg-dark2);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 48px 52px;
            box-shadow: var(--shadow-card);
        }
        .article-content .featured-image {
            margin: -48px -52px 36px -52px;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            overflow: hidden;
            max-height: 460px;
        }
        .article-content .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-content p {
            margin-bottom: 1.4em;
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.85;
        }
        .article-content h2, .article-content h3 {
            margin-top: 1.8em;
            margin-bottom: 0.8em;
            color: var(--text-primary);
            font-weight: 700;
        }
        .article-content h2 { font-size: 1.6rem; border-left: 4px solid var(--primary); padding-left: 16px; }
        .article-content h3 { font-size: 1.25rem; }
        .article-content ul, .article-content ol {
            margin-bottom: 1.4em;
            padding-left: 24px;
            color: var(--text-secondary);
        }
        .article-content li { margin-bottom: 0.5em; }
        .article-content a { color: var(--primary); text-decoration: underline; }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--bg-card);
            padding: 20px 24px;
            margin: 1.6em 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-content img {
            border-radius: var(--radius);
            margin: 1.6em auto;
            box-shadow: var(--shadow-card);
        }
        .article-content .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }
        .article-content .tag-list span {
            background: var(--bg-card);
            color: var(--text-secondary);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .article-content .tag-list span:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .article-notfound {
            text-align: center;
            padding: 80px 20px;
        }
        .article-notfound i {
            font-size: 4rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .article-notfound h2 {
            font-size: 1.8rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .article-notfound p {
            color: var(--text-secondary);
            margin-bottom: 24px;
        }
        .article-notfound a {
            display: inline-block;
            background: var(--primary);
            color: #0b0d11;
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .article-notfound a:hover {
            box-shadow: 0 0 30px var(--primary-glow);
            transform: translateY(-2px);
            color: #0b0d11;
        }
        @media (max-width: 768px) {
            .article-content { padding: 24px 20px; }
            .article-content .featured-image { margin: -24px -20px 24px -20px; max-height: 280px; }
            .article-content p { font-size: 0.98rem; }
            .article-content h2 { font-size: 1.3rem; }
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            max-width: 880px;
            margin: 48px auto 0;
            padding: 0 24px;
        }
        .related-section h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-section h3 i { color: var(--primary); }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 20px;
            transition: all var(--transition);
        }
        .related-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }
        .related-card .rcat {
            font-size: 0.75rem;
            color: var(--primary);
            font-weight: 500;
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .related-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 8px 0 6px;
            line-height: 1.4;
        }
        .related-card h4 a { color: inherit; }
        .related-card h4 a:hover { color: var(--primary); }
        .related-card .rmeta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .related-grid { grid-template-columns: 1fr; }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
        }

        /* ===== 文章导航（上下篇） ===== */
        .article-nav {
            max-width: 880px;
            margin: 32px auto 0;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            gap: 20px;
        }
        .article-nav a {
            flex: 1;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 16px 20px;
            transition: all var(--transition);
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 12px;
            max-width: 48%;
        }
        .article-nav a:hover {
            border-color: var(--border-glow);
            color: var(--text-primary);
            background: var(--bg-card-hover);
        }
        .article-nav a span { font-size: 0.85rem; }
        .article-nav a .dir { color: var(--primary); font-weight: 600; font-size: 0.8rem; letter-spacing: 1px; }
        .article-nav a .title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .article-nav a.next { text-align: right; justify-content: flex-end; }
        @media (max-width: 640px) {
            .article-nav { flex-direction: column; }
            .article-nav a { max-width: 100%; }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark2);
            border-top: 1px solid var(--border-color);
            padding: 56px 0 0;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-color);
        }
        .footer-brand .logo { font-size: 1.25rem; margin-bottom: 14px; }
        .footer-brand p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
        .footer-col h4 {
            color: var(--text-primary);
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.88rem;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul li a:hover { color: var(--primary); padding-left: 4px; }
        .footer-col ul li a i { width: 16px; color: var(--primary); font-size: 0.8rem; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom span { color: var(--text-muted); font-size: 0.82rem; }
        .footer-social { display: flex; gap: 12px; }
        .footer-social a {
            color: var(--text-muted);
            font-size: 1.2rem;
            transition: all var(--transition);
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
        }
        .footer-social a:hover {
            color: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 20px var(--primary-glow);
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .footer-brand { grid-column: 1 / -1; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 480px) {
            .footer-grid { grid-template-columns: 1fr; }
        }