/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #d4a84b;
            --color-primary-dark: #b8923a;
            --color-primary-light: #e8c46a;
            --color-accent: #f0a030;
            --color-bg-dark: #0a0e1a;
            --color-bg-mid: #111827;
            --color-bg-card: #1a1f2e;
            --color-bg-section: #0f1420;
            --color-bg-header: rgba(10, 14, 26, 0.95);
            --color-text: #e8e6e0;
            --color-text-heading: #f5f3ef;
            --color-text-muted: #9a9a9a;
            --color-text-light: #c8c4b8;
            --color-border: rgba(212, 168, 75, 0.25);
            --color-border-light: rgba(255, 255, 255, 0.06);
            --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 32px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(212, 168, 75, 0.15);
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 2rem;
            --space-lg: 4rem;
            --space-xl: 6rem;
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== 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(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg-dark);
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--color-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 4px;
            border-radius: 4px;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== Container ===== */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

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

        .container-lg {
            max-width: 1400px;
        }

        /* ===== Section ===== */
        .section {
            padding: var(--space-xl) 0;
            position: relative;
        }

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

        .section-card {
            background: var(--color-bg-mid);
        }

        .section-divider {
            border-top: 1px solid var(--color-border-light);
        }

        .section-title {
            font-size: 2.4rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            text-align: center;
            color: var(--color-text-muted);
            font-size: 1.1rem;
            max-width: 640px;
            margin: 0 auto var(--space-lg);
            line-height: 1.6;
        }

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

        .section-subtitle-left {
            text-align: left;
            margin-left: 0;
        }

        /* ===== Header & Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--color-bg-header);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border-light);
            transition: var(--transition);
        }

        .header.scrolled {
            background: rgba(10, 14, 26, 0.98);
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-text-heading);
            letter-spacing: -0.01em;
        }

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

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.1rem;
            color: #0a0e1a;
        }

        .logo-text {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }

        .nav-link {
            display: block;
            padding: 0.5rem 1.2rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-light);
            transition: var(--transition);
            position: relative;
        }

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

        .nav-link.active {
            color: var(--color-primary);
            background: rgba(212, 168, 75, 0.1);
        }

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

        .nav-cta {
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            color: #0a0e1a !important;
            font-weight: 700;
            padding: 0.5rem 1.5rem;
            border-radius: var(--radius-sm);
            margin-left: 0.5rem;
            transition: var(--transition);
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(212, 168, 75, 0.4);
            color: #0a0e1a !important;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            background: transparent;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text-heading);
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* Mobile Nav */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: rgba(10, 14, 26, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: var(--space-md);
            border-bottom: 1px solid var(--color-border);
            transform: translateY(-10px);
            opacity: 0;
            transition: var(--transition);
            pointer-events: none;
            z-index: 999;
        }

        .mobile-nav.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-nav .nav-link {
            display: block;
            padding: 0.8rem 1rem;
            font-size: 1.1rem;
            border-bottom: 1px solid var(--color-border-light);
        }

        .mobile-nav .nav-link:last-child {
            border-bottom: none;
        }

        .mobile-nav .nav-cta {
            display: inline-block;
            margin-top: 0.5rem;
            text-align: center;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-bg-dark);
            overflow: hidden;
            padding-top: 70px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            filter: brightness(0.45) saturate(1.2);
            transform: scale(1.05);
            transition: transform 8s ease;
        }

        .hero:hover .hero-bg {
            transform: scale(1);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(10, 14, 26, 0.3) 0%,
                    rgba(10, 14, 26, 0.6) 40%,
                    rgba(10, 14, 26, 0.9) 80%,
                    var(--color-bg-dark) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 860px;
            padding: var(--space-md);
        }

        .hero-badge {
            display: inline-block;
            padding: 0.35rem 1.2rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-bg-dark);
            background: var(--color-primary);
            margin-bottom: var(--space-md);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            border: 1px solid rgba(212, 168, 75, 0.3);
        }

        .hero-title {
            font-size: 4rem;
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: var(--space-sm);
            letter-spacing: -0.03em;
            background: linear-gradient(135deg, #f5f3ef 0%, var(--color-primary-light) 50%, var(--color-primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--color-text-light);
            max-width: 640px;
            margin: 0 auto var(--space-md);
            line-height: 1.7;
            opacity: 0.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            justify-content: center;
            margin-top: var(--space-md);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2.2rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            color: #0a0e1a !important;
            border-color: var(--color-primary);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(212, 168, 75, 0.35);
            color: #0a0e1a !important;
        }

        .btn-outline {
            background: transparent;
            color: var(--color-text-heading) !important;
            border-color: rgba(255, 255, 255, 0.25);
        }

        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary) !important;
            background: rgba(212, 168, 75, 0.08);
            transform: translateY(-2px);
        }

        .btn-light {
            background: rgba(255, 255, 255, 0.06);
            color: var(--color-text-heading) !important;
            border-color: transparent;
        }

        .btn-light:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-lg);
            justify-content: center;
            margin-top: var(--space-xl);
            padding-top: var(--space-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .hero-stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            font-family: var(--font-display);
        }

        .hero-stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 0.2rem;
        }

        /* ===== Cards ===== */
        .card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card:hover {
            transform: translateY(-4px);
            border-color: rgba(212, 168, 75, 0.25);
            box-shadow: var(--shadow-glow);
        }

        .card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
            transition: transform 0.5s ease;
        }

        .card:hover .card-image {
            transform: scale(1.03);
        }

        .card-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-tag {
            display: inline-block;
            padding: 0.2rem 0.8rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(212, 168, 75, 0.12);
            border: 1px solid rgba(212, 168, 75, 0.15);
            margin-bottom: 0.75rem;
            align-self: flex-start;
        }

        .card-title {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--color-text-heading);
            line-height: 1.4;
        }

        .card-text {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            flex: 1;
        }

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

        .card-date {
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }

        .card-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        .card-link:hover {
            gap: 0.6rem;
        }

        /* Card Grid */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-md);
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }

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

        /* ===== Features / Icon Cards ===== */
        .feature-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            border: 1px solid var(--color-border-light);
            transition: var(--transition);
            text-align: center;
        }

        .feature-card:hover {
            border-color: rgba(212, 168, 75, 0.2);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            margin: 0 auto var(--space-sm);
            background: rgba(212, 168, 75, 0.1);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--color-primary);
            border: 1px solid rgba(212, 168, 75, 0.15);
        }

        .feature-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .feature-text {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* ===== Numbers / Stats ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }

        .stat-card {
            text-align: center;
            padding: var(--space-md);
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: var(--transition);
        }

        .stat-card:hover {
            border-color: rgba(212, 168, 75, 0.2);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--color-primary);
            font-family: var(--font-display);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin-top: 0.4rem;
        }

        /* ===== Content List (CMS) ===== */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .content-item {
            display: flex;
            align-items: flex-start;
            gap: var(--space-md);
            padding: var(--space-md);
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: var(--transition);
        }

        .content-item:hover {
            border-color: rgba(212, 168, 75, 0.2);
            transform: translateX(4px);
        }

        .content-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--color-bg-mid);
        }

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

        .content-category {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(212, 168, 75, 0.1);
            padding: 0.15rem 0.7rem;
            border-radius: 50px;
            display: inline-block;
            margin-bottom: 0.4rem;
            border: 1px solid rgba(212, 168, 75, 0.1);
        }

        .content-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-heading);
            margin-bottom: 0.3rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-title a {
            color: var(--color-text-heading);
        }

        .content-title a:hover {
            color: var(--color-primary);
        }

        .content-desc {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-meta {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-top: 0.3rem;
        }

        .content-empty {
            text-align: center;
            padding: var(--space-lg);
            color: var(--color-text-muted);
            font-size: 1.1rem;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--color-border);
        }

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

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

        .faq-item:hover {
            border-color: rgba(212, 168, 75, 0.15);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--space-md);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-heading);
            cursor: pointer;
            transition: var(--transition);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }

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

        .faq-question .faq-icon {
            font-size: 1.2rem;
            transition: var(--transition);
            color: var(--color-primary);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 var(--space-md);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 var(--space-md) var(--space-md);
        }

        .faq-answer p {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(10, 14, 26, 0.95), rgba(10, 14, 26, 0.8)),
                url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            padding: var(--space-xl) 0;
            text-align: center;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .cta-title {
            font-size: 2.6rem;
            font-weight: 900;
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
        }

        .cta-desc {
            font-size: 1.15rem;
            color: var(--color-text-light);
            max-width: 600px;
            margin: 0 auto var(--space-md);
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            justify-content: center;
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--color-bg-dark);
            padding: var(--space-lg) 0 var(--space-md);
            border-top: 1px solid var(--color-border-light);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--space-lg);
            padding-bottom: var(--space-lg);
            border-bottom: 1px solid var(--color-border-light);
        }

        .footer-brand .logo {
            margin-bottom: var(--space-sm);
        }

        .footer-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 360px;
            line-height: 1.7;
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-heading);
            margin-bottom: var(--space-sm);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-links a {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding-top: var(--space-md);
            font-size: 0.88rem;
            color: var(--color-text-muted);
        }

        .footer-bottom a {
            color: var(--color-text-muted);
        }

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

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-bottom: var(--space-md);
        }

        .breadcrumb a {
            color: var(--color-text-muted);
        }

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

        .breadcrumb .sep {
            color: var(--color-text-muted);
            opacity: 0.4;
        }

        .breadcrumb .current {
            color: var(--color-primary);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-title {
                font-size: 3.2rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-md);
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-nav {
                display: block;
            }

            .hero-title {
                font-size: 2.4rem;
            }
            .hero-desc {
                font-size: 1.05rem;
            }
            .hero-stats {
                gap: var(--space-md);
            }
            .hero-stat-number {
                font-size: 1.8rem;
            }

            .section-title {
                font-size: 1.8rem;
            }
            .section {
                padding: var(--space-lg) 0;
            }

            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .content-item {
                flex-direction: column;
            }
            .content-thumb {
                width: 100%;
                height: 160px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .footer-bottom {
                flex-direction: column;
                gap: var(--space-xs);
                text-align: center;
            }

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

            .section-title-left,
            .section-subtitle-left {
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 var(--space-sm);
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-actions .btn {
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                flex-direction: column;
                gap: var(--space-sm);
            }
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .content-thumb {
                height: 120px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

        /* ===== Utilities ===== */
        .text-center {
            text-align: center;
        }
        .text-primary {
            color: var(--color-primary);
        }
        .mt-sm {
            margin-top: var(--space-sm);
        }
        .mt-md {
            margin-top: var(--space-md);
        }
        .mt-lg {
            margin-top: var(--space-lg);
        }
        .mb-sm {
            margin-bottom: var(--space-sm);
        }
        .mb-md {
            margin-bottom: var(--space-md);
        }
        .mb-lg {
            margin-bottom: var(--space-lg);
        }
        .gap-sm {
            gap: var(--space-sm);
        }
        .gap-md {
            gap: var(--space-md);
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--color-bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(212, 168, 75, 0.3);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(212, 168, 75, 0.5);
        }

        /* Selection */
        ::selection {
            background: rgba(212, 168, 75, 0.3);
            color: var(--color-text-heading);
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a1a2e;
            --primary-dark: #0f0f1a;
            --primary-light: #2a2a4a;
            --accent: #e94560;
            --accent-hover: #d63851;
            --accent-glow: rgba(233, 69, 96, 0.3);
            --gold: #f5c518;
            --gold-dark: #d4a914;
            --bg-body: #0a0a12;
            --bg-card: #16162a;
            --bg-card-hover: #1e1e3a;
            --bg-section: #0e0e1c;
            --text-primary: #f0f0f5;
            --text-secondary: #a0a0c0;
            --text-muted: #6a6a8a;
            --border-color: #2a2a4a;
            --border-glow: rgba(233, 69, 96, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.6);
            --shadow-accent: 0 0 30px rgba(233, 69, 96, 0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, 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-base);
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent-hover); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: 1rem; outline: none; border: none; }
        button { cursor: pointer; background: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; color: var(--text-primary); }
        h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
        h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
        h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
        h4 { font-size: 1.1rem; }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
        .container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }
        .section { padding: 80px 0; }
        .section-dark { background: var(--bg-section); }
        .section-divider { height: 1px; background: linear-gradient(90deg, transparent, var(--border-color), transparent); margin: 0; }

        /* ===== Header & Nav ===== */
        .header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            background: rgba(10, 10, 18, 0.92); backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(42, 42, 74, 0.5);
            height: var(--header-height);
            transition: var(--transition);
        }
        .header.scrolled { background: rgba(10, 10, 18, 0.98); box-shadow: var(--shadow-md); }
        .header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-height); }
        .logo { display: flex; align-items: center; gap: 10px; color: var(--text-primary); }
        .logo-icon {
            width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            border-radius: var(--radius-sm); font-weight: 800; font-size: 1.2rem; color: #fff;
            box-shadow: 0 0 20px var(--accent-glow);
        }
        .logo-text { font-size: 1.3rem; font-weight: 700; letter-spacing: 0.5px; color: var(--text-primary); }
        .nav { display: flex; align-items: center; gap: 8px; }
        .nav-link {
            padding: 8px 18px; border-radius: var(--radius-sm); font-size: 0.95rem; font-weight: 500;
            color: var(--text-secondary); transition: var(--transition); position: relative;
        }
        .nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
        .nav-link.active { color: var(--accent); background: rgba(233, 69, 96, 0.1); }
        .nav-link.nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--gold));
            color: #fff; font-weight: 600; padding: 8px 24px; border-radius: var(--radius-sm);
            box-shadow: 0 0 20px var(--accent-glow);
        }
        .nav-link.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 0 30px var(--accent-glow); color: #fff; }
        .hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; border: none; cursor: pointer; }
        .hamburger span { display: block; width: 26px; height: 2.5px; background: var(--text-primary); border-radius: 4px; transition: var(--transition); }

        /* ===== Mobile Nav ===== */
        .mobile-nav { display: none; position: fixed; top: var(--header-height); left: 0; right: 0; bottom: 0; background: rgba(10, 10, 18, 0.98); backdrop-filter: blur(20px); z-index: 999; padding: 32px 24px; flex-direction: column; gap: 12px; overflow-y: auto; }
        .mobile-nav.open { display: flex; }
        .mobile-nav .nav-link { display: block; padding: 14px 20px; font-size: 1.1rem; border-radius: var(--radius-sm); }
        .mobile-nav .nav-link.nav-cta { text-align: center; margin-top: 8px; }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative; padding: 140px 0 60px; margin-top: var(--header-height);
            background: linear-gradient(135deg, var(--primary-dark), var(--bg-body));
            overflow: hidden;
        }
        .article-hero::before {
            content: ''; position: absolute; inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.15; mix-blend-mode: overlay;
        }
        .article-hero .container { position: relative; z-index: 1; }
        .article-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 20px; flex-wrap: wrap; }
        .article-breadcrumb a { color: var(--text-secondary); }
        .article-breadcrumb a:hover { color: var(--accent); }
        .article-breadcrumb .sep { color: var(--text-muted); }
        .article-breadcrumb .current { color: var(--accent); }
        .article-category-badge {
            display: inline-block; padding: 4px 16px; border-radius: 20px;
            background: rgba(233, 69, 96, 0.15); color: var(--accent); font-size: 0.85rem; font-weight: 600;
            margin-bottom: 16px; border: 1px solid rgba(233, 69, 96, 0.2);
        }
        .article-hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 16px; line-height: 1.2; }
        .article-meta { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; color: var(--text-muted); font-size: 0.95rem; }
        .article-meta i { margin-right: 6px; }
        .article-meta span { display: flex; align-items: center; }

        /* ===== Article Content ===== */
        .article-main { padding: 60px 0 80px; }
        .article-body {
            background: var(--bg-card); border-radius: var(--radius-lg); padding: 48px 56px;
            border: 1px solid var(--border-color); box-shadow: var(--shadow-md);
        }
        .article-body h2 { margin-top: 40px; margin-bottom: 16px; color: var(--text-primary); }
        .article-body h3 { margin-top: 32px; margin-bottom: 12px; color: var(--text-primary); }
        .article-body p { margin-bottom: 20px; color: var(--text-secondary); font-size: 1.05rem; line-height: 1.8; }
        .article-body ul, .article-body ol { margin-bottom: 20px; padding-left: 24px; }
        .article-body li { margin-bottom: 8px; color: var(--text-secondary); font-size: 1.05rem; line-height: 1.7; }
        .article-body ul li { list-style: disc; }
        .article-body ol li { list-style: decimal; }
        .article-body img { border-radius: var(--radius-md); margin: 24px 0; box-shadow: var(--shadow-sm); }
        .article-body blockquote {
            border-left: 4px solid var(--accent); padding: 16px 24px; margin: 24px 0;
            background: rgba(233, 69, 96, 0.05); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary); font-style: italic;
        }
        .article-body a { color: var(--accent); text-decoration: underline; }
        .article-body a:hover { color: var(--gold); }
        .article-body .highlight { color: var(--gold); font-weight: 600; }
        .article-body code {
            background: rgba(255,255,255,0.05); padding: 2px 10px; border-radius: 4px;
            font-family: 'Fira Code', monospace; font-size: 0.9rem; color: var(--accent);
        }
        .article-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border-color); }
        .article-tag {
            padding: 6px 16px; border-radius: 20px; background: rgba(255,255,255,0.04);
            color: var(--text-secondary); font-size: 0.85rem; border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .article-tag:hover { background: rgba(233, 69, 96, 0.1); color: var(--accent); border-color: var(--accent); }

        /* ===== Article Navigation ===== */
        .article-nav { margin-top: 40px; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
        .article-nav a {
            display: flex; align-items: center; gap: 12px; padding: 16px 24px;
            background: var(--bg-card); border-radius: var(--radius-md);
            border: 1px solid var(--border-color); transition: var(--transition);
            color: var(--text-secondary); flex: 1; min-width: 200px;
        }
        .article-nav a:hover { background: var(--bg-card-hover); border-color: var(--accent); color: var(--text-primary); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
        .article-nav .nav-next { justify-content: flex-end; text-align: right; }
        .article-nav .nav-prev i, .article-nav .nav-next i { font-size: 1.2rem; color: var(--accent); }
        .article-nav .nav-label { font-size: 0.8rem; color: var(--text-muted); display: block; margin-bottom: 4px; }
        .article-nav .nav-title { font-weight: 600; font-size: 0.95rem; }

        /* ===== Related Articles ===== */
        .related-section { padding: 60px 0 80px; background: var(--bg-section); }
        .related-section h2 { text-align: center; margin-bottom: 40px; }
        .related-section h2 span { color: var(--accent); }
        .related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
        .related-card {
            background: var(--bg-card); border-radius: var(--radius-md); overflow: hidden;
            border: 1px solid var(--border-color); transition: var(--transition);
        }
        .related-card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: var(--shadow-md); }
        .related-card .card-img { height: 180px; background: var(--primary-light); position: relative; overflow: hidden; }
        .related-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
        .related-card:hover .card-img img { transform: scale(1.05); }
        .related-card .card-body { padding: 20px; }
        .related-card .card-cat { font-size: 0.8rem; color: var(--accent); font-weight: 600; display: block; margin-bottom: 8px; }
        .related-card .card-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .related-card .card-title a { color: var(--text-primary); }
        .related-card .card-title a:hover { color: var(--accent); }
        .related-card .card-meta { font-size: 0.85rem; color: var(--text-muted); display: flex; align-items: center; gap: 12px; }

        /* ===== Not Found ===== */
        .not-found-section { padding: 140px 0 100px; text-align: center; min-height: 60vh; display: flex; align-items: center; justify-content: center; }
        .not-found-section .nf-icon { font-size: 4rem; color: var(--accent); margin-bottom: 24px; }
        .not-found-section h1 { font-size: 2.4rem; margin-bottom: 12px; }
        .not-found-section p { color: var(--text-secondary); font-size: 1.1rem; margin-bottom: 32px; }
        .not-found-section .btn { display: inline-flex; align-items: center; gap: 8px; }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px;
            border-radius: var(--radius-sm); font-weight: 600; font-size: 1rem;
            transition: var(--transition); border: 1px solid transparent;
        }
        .btn-primary { background: linear-gradient(135deg, var(--accent), var(--gold)); color: #fff; box-shadow: 0 0 20px var(--accent-glow); }
        .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 35px var(--accent-glow); color: #fff; }
        .btn-outline { background: transparent; border-color: var(--border-color); color: var(--text-secondary); }
        .btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }

        /* ===== Footer ===== */
        .footer {
            background: var(--primary-dark); border-top: 1px solid var(--border-color);
            padding: 60px 0 30px; position: relative; overflow: hidden;
        }
        .footer::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0.3; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
        .footer-brand .logo { margin-bottom: 16px; }
        .footer-desc { color: var(--text-muted); font-size: 0.95rem; max-width: 360px; line-height: 1.7; }
        .footer-heading { font-size: 1.1rem; font-weight: 600; margin-bottom: 16px; color: var(--text-primary); }
        .footer-links { display: flex; flex-direction: column; gap: 10px; }
        .footer-links a { color: var(--text-muted); font-size: 0.95rem; transition: var(--transition); }
        .footer-links a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom { border-top: 1px solid var(--border-color); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.9rem; color: var(--text-muted); }
        .footer-bottom span { display: flex; align-items: center; gap: 6px; }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .article-body { padding: 36px 32px; }
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .hamburger { display: flex; }
            .article-hero { padding: 120px 0 40px; }
            .article-hero h1 { font-size: 1.6rem; }
            .article-body { padding: 28px 20px; border-radius: var(--radius-md); }
            .article-body p, .article-body li { font-size: 1rem; }
            .article-nav { flex-direction: column; }
            .article-nav a { flex: none; width: 100%; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .section { padding: 60px 0; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .article-hero h1 { font-size: 1.4rem; }
            .article-body { padding: 20px 16px; }
            .article-meta { font-size: 0.85rem; gap: 12px; }
            .related-card .card-img { height: 160px; }
            .not-found-section h1 { font-size: 1.8rem; }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
        .animate-in { animation: fadeInUp 0.6s ease forwards; }
        .animate-delay-1 { animation-delay: 0.1s; }
        .animate-delay-2 { animation-delay: 0.2s; }
        .animate-delay-3 { animation-delay: 0.3s; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #f59e0b;
            --clr-primary-dark: #d97706;
            --clr-primary-light: #fbbf24;
            --clr-accent: #7c3aed;
            --clr-accent-dark: #5b21b6;
            --clr-accent-light: #a78bfa;
            --clr-bg: #0a0e1a;
            --clr-bg-alt: #0f1528;
            --clr-bg-card: #131b30;
            --clr-bg-card-hover: #1a2440;
            --clr-surface: #1a2440;
            --clr-text: #f1f5f9;
            --clr-text-secondary: #94a3b8;
            --clr-text-muted: #64748b;
            --clr-border: rgba(245, 158, 11, 0.15);
            --clr-border-hover: rgba(245, 158, 11, 0.35);
            --clr-glow: rgba(245, 158, 11, 0.08);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4), 0 1px 4px rgba(0, 0, 0, 0.3);
            --shadow-card-hover: 0 12px 40px rgba(245, 158, 11, 0.12), 0 4px 16px rgba(0, 0, 0, 0.5);
            --shadow-hero: 0 8px 48px rgba(0, 0, 0, 0.6);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --container-padding: 1.5rem;
            --section-gap: 5rem;
            --section-gap-mobile: 3rem;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        a {
            color: var(--clr-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--clr-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--clr-primary);
            outline-offset: 4px;
            border-radius: 4px;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-display);
            font-weight: 700;
            line-height: 1.25;
            color: var(--clr-text);
        }

        h1 {
            font-size: clamp(2.2rem, 6vw, 3.8rem);
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: clamp(1.3rem, 2.5vw, 1.75rem);
        }
        h4 {
            font-size: 1.2rem;
        }

        p {
            margin-bottom: 1rem;
            color: var(--clr-text-secondary);
        }
        p:last-child {
            margin-bottom: 0;
        }

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

        .section {
            padding: var(--section-gap) 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--clr-primary);
            background: rgba(245, 158, 11, 0.1);
            padding: 0.3rem 1rem;
            border-radius: 100px;
            border: 1px solid rgba(245, 158, 11, 0.2);
            margin-bottom: 1rem;
        }

        .section-title {
            margin-bottom: 0.75rem;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--clr-text-secondary);
            max-width: 680px;
            margin-bottom: 2.5rem;
        }

        .text-center {
            text-align: center;
        }
        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.6rem;
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 1rem;
            padding: 0.75rem 2rem;
            border-radius: 100px;
            transition: all var(--transition-base);
            border: 2px solid transparent;
            white-space: nowrap;
            text-decoration: none;
            cursor: pointer;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            color: #0a0e1a;
            border-color: var(--clr-primary);
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.25);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.35);
            background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-primary));
            color: #0a0e1a;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(245, 158, 11, 0.2);
        }
        .btn-secondary {
            background: transparent;
            color: var(--clr-text);
            border-color: rgba(255, 255, 255, 0.2);
        }
        .btn-secondary:hover {
            border-color: var(--clr-primary);
            color: var(--clr-primary);
            background: rgba(245, 158, 11, 0.08);
            transform: translateY(-3px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-lg {
            padding: 1rem 2.8rem;
            font-size: 1.1rem;
        }
        .btn-sm {
            padding: 0.5rem 1.2rem;
            font-size: 0.85rem;
        }
        .btn .icon {
            font-size: 1.1em;
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(10, 14, 26, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.06);
            transition: background var(--transition-base), border-color var(--transition-base);
        }
        .header.scrolled {
            background: rgba(10, 14, 26, 0.96);
            border-bottom-color: rgba(245, 158, 11, 0.12);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 1rem;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            text-decoration: none;
            flex-shrink: 0;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            border-radius: 10px;
            font-weight: 800;
            font-size: 1.3rem;
            color: #0a0e1a;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.25);
        }
        .logo-text {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--clr-text);
            letter-spacing: -0.01em;
        }
        .logo:hover .logo-text {
            color: var(--clr-primary-light);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .nav-desktop .nav-link {
            position: relative;
            font-family: var(--font-display);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--clr-text-secondary);
            padding: 0.5rem 1.1rem;
            border-radius: 8px;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .nav-desktop .nav-link:hover {
            color: var(--clr-text);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-desktop .nav-link.active {
            color: var(--clr-primary);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-desktop .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--clr-primary);
            border-radius: 4px;
        }
        .nav-desktop .nav-cta {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            color: #0a0e1a !important;
            font-weight: 600;
            padding: 0.5rem 1.6rem;
            border-radius: 100px;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.2);
            margin-left: 0.5rem;
        }
        .nav-desktop .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.3);
            background: linear-gradient(135deg, var(--clr-primary-light), var(--clr-primary));
            color: #0a0e1a !important;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.06);
            gap: 5px;
            padding: 8px;
            transition: background var(--transition-fast);
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--clr-text);
            border-radius: 4px;
            transition: all var(--transition-base);
            transform-origin: center;
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ===== Mobile Nav ===== */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 14, 26, 0.98);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            padding: 2rem 1.5rem;
            flex-direction: column;
            gap: 0.5rem;
            z-index: 999;
            opacity: 0;
            transform: translateY(-12px);
            transition: opacity 0.3s ease, transform 0.3s ease;
            pointer-events: none;
            overflow-y: auto;
        }
        .mobile-nav.open {
            opacity: 1;
            transform: translateY(0);
            pointer-events: all;
        }
        .mobile-nav .nav-link {
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 1.2rem;
            color: var(--clr-text-secondary);
            padding: 0.9rem 1.2rem;
            border-radius: 12px;
            transition: all var(--transition-fast);
            text-decoration: none;
            display: block;
        }
        .mobile-nav .nav-link:hover {
            background: rgba(255, 255, 255, 0.04);
            color: var(--clr-text);
        }
        .mobile-nav .nav-link.active {
            color: var(--clr-primary);
            background: rgba(245, 158, 11, 0.08);
        }
        .mobile-nav .nav-cta {
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-primary-dark));
            color: #0a0e1a !important;
            text-align: center;
            margin-top: 0.5rem;
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            min-height: 60vh;
            display: flex;
            align-items: center;
            padding: 8rem 0 4rem;
            overflow: hidden;
            background: var(--clr-bg);
        }
        .category-hero .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.35;
            transform: scale(1.02);
            transition: transform 6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        .category-hero:hover .hero-bg {
            transform: scale(1.06);
        }
        .category-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(10, 14, 26, 0.2) 0%, var(--clr-bg) 80%);
            z-index: 1;
        }
        .category-hero .hero-overlay-secondary {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 26, 0.6) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--clr-primary);
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid rgba(245, 158, 11, 0.2);
            padding: 0.4rem 1.2rem;
            border-radius: 100px;
            margin-bottom: 1.5rem;
            backdrop-filter: blur(8px);
        }
        .category-hero .hero-badge .icon {
            font-size: 0.9rem;
        }
        .category-hero h1 {
            max-width: 820px;
            margin-bottom: 1.2rem;
            background: linear-gradient(135deg, var(--clr-text) 30%, var(--clr-primary-light) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero .hero-desc {
            font-size: 1.2rem;
            color: var(--clr-text-secondary);
            max-width: 620px;
            margin-bottom: 2.2rem;
            line-height: 1.7;
        }
        .category-hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .hero-stats-ribbon {
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .hero-stats-ribbon .stat-item {
            text-align: left;
        }
        .hero-stats-ribbon .stat-number {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.6rem;
            color: var(--clr-primary);
            line-height: 1.2;
        }
        .hero-stats-ribbon .stat-label {
            font-size: 0.85rem;
            color: var(--clr-text-muted);
        }

        /* ===== Intro Section ===== */
        .intro-section {
            background: var(--clr-bg-alt);
            position: relative;
        }
        .intro-section::before {
            content: '';
            position: absolute;
            top: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--clr-primary), transparent);
            opacity: 0.3;
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }
        .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--clr-border);
            position: relative;
        }
        .intro-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .intro-image:hover img {
            transform: scale(1.03);
        }
        .intro-content .feature-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .intro-content .feature-item {
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
            font-size: 0.95rem;
            color: var(--clr-text-secondary);
        }
        .intro-content .feature-item .icon {
            color: var(--clr-primary);
            font-size: 1.1rem;
            margin-top: 0.1rem;
            flex-shrink: 0;
        }

        /* ===== Game Cards Grid ===== */
        .games-section {
            background: var(--clr-bg);
        }
        .games-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.8rem;
        }
        .game-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--clr-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .game-card:hover {
            transform: translateY(-8px);
            border-color: var(--clr-border-hover);
            box-shadow: var(--shadow-card-hover);
            background: var(--clr-bg-card-hover);
        }
        .game-card .card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .game-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .game-card:hover .card-image img {
            transform: scale(1.06);
        }
        .game-card .card-image .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 0.25rem 0.8rem;
            border-radius: 100px;
            background: rgba(245, 158, 11, 0.9);
            color: #0a0e1a;
            backdrop-filter: blur(4px);
        }
        .game-card .card-image .card-badge.hot {
            background: rgba(239, 68, 68, 0.9);
            color: #fff;
        }
        .game-card .card-image .card-badge.new {
            background: rgba(124, 58, 237, 0.9);
            color: #fff;
        }
        .game-card .card-body {
            padding: 1.3rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .game-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 0.4rem;
        }
        .game-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 0.8rem;
            color: var(--clr-text-muted);
            margin-bottom: 0.7rem;
        }
        .game-card .card-body .card-meta .tag {
            padding: 0.15rem 0.6rem;
            border-radius: 100px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.75rem;
        }
        .game-card .card-body p {
            font-size: 0.9rem;
            color: var(--clr-text-secondary);
            margin-bottom: 1rem;
            flex: 1;
        }
        .game-card .card-body .card-footer-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--clr-primary);
            transition: gap var(--transition-fast);
        }
        .game-card .card-body .card-footer-link:hover {
            gap: 0.7rem;
            color: var(--clr-primary-light);
        }

        /* ===== Features Section ===== */
        .features-section {
            background: var(--clr-bg-alt);
            position: relative;
        }
        .features-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.15), transparent);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }
        .feature-card {
            text-align: center;
            padding: 2rem 1.5rem;
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border);
            transition: all var(--transition-base);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            border-color: var(--clr-border-hover);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-card .feature-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            margin: 0 auto 1.2rem;
            border-radius: 18px;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid rgba(245, 158, 11, 0.12);
            font-size: 1.6rem;
            color: var(--clr-primary);
            transition: all var(--transition-base);
        }
        .feature-card:hover .feature-icon {
            background: rgba(245, 158, 11, 0.15);
            border-color: rgba(245, 158, 11, 0.25);
            transform: scale(1.05);
        }
        .feature-card h4 {
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            margin-bottom: 0;
        }

        /* ===== Data / Stats Section ===== */
        .stats-section {
            position: relative;
            background: var(--clr-bg);
            padding: 4rem 0;
        }
        .stats-section .stats-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat fixed;
            opacity: 0.08;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            position: relative;
            z-index: 1;
        }
        .stat-card {
            text-align: center;
            padding: 2.5rem 1.5rem;
            background: rgba(19, 27, 48, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.04);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            border-color: rgba(245, 158, 11, 0.15);
            background: rgba(19, 27, 48, 0.9);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--clr-primary);
            margin-bottom: 0.8rem;
        }
        .stat-card .stat-number {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 2.4rem;
            color: var(--clr-text);
            line-height: 1.2;
            margin-bottom: 0.3rem;
        }
        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--clr-text-muted);
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            background: var(--clr-bg-alt);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .faq-item {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border);
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(245, 158, 11, 0.2);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.2rem 1.5rem;
            font-weight: 600;
            font-size: 1rem;
            color: var(--clr-text);
            cursor: pointer;
            transition: background var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-display);
        }
        .faq-item .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-item .faq-question .icon {
            font-size: 0.9rem;
            color: var(--clr-primary);
            flex-shrink: 0;
            transition: transform var(--transition-base);
        }
        .faq-item.active .faq-question .icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 1.5rem;
            color: var(--clr-text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 1.5rem 1.3rem;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            position: relative;
            padding: 6rem 0;
            background: var(--clr-bg);
            overflow: hidden;
        }
        .cta-section .cta-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.08;
            transform: scale(1.03);
        }
        .cta-section .cta-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.04) 0%, transparent 70%);
        }
        .cta-content {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-content h2 {
            margin-bottom: 1rem;
        }
        .cta-content p {
            font-size: 1.1rem;
            color: var(--clr-text-secondary);
            margin-bottom: 2rem;
        }
        .cta-content .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--clr-bg-alt);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding: 4rem 0 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand .logo {
            margin-bottom: 1rem;
        }
        .footer-desc {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            max-width: 360px;
            line-height: 1.7;
        }
        .footer-heading {
            font-size: 1rem;
            font-weight: 600;
            color: var(--clr-text);
            margin-bottom: 1rem;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }
        .footer-links a {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-links a:hover {
            color: var(--clr-primary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            font-size: 0.85rem;
            color: var(--clr-text-muted);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .games-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .intro-image {
                order: -1;
            }
            .intro-image img {
                height: 300px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 3rem;
                --container-padding: 1.2rem;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-nav {
                display: flex;
            }
            .category-hero {
                min-height: 50vh;
                padding: 6rem 0 3rem;
            }
            .category-hero h1 {
                font-size: clamp(1.8rem, 8vw, 2.6rem);
            }
            .category-hero .hero-desc {
                font-size: 1rem;
            }
            .hero-stats-ribbon {
                gap: 1.5rem;
                margin-top: 2rem;
                padding-top: 1.5rem;
            }
            .hero-stats-ribbon .stat-number {
                font-size: 1.3rem;
            }
            .games-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.2rem;
            }
            .game-card .card-body {
                padding: 1rem 1.2rem 1.2rem;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.2rem;
            }
            .feature-card {
                padding: 1.5rem 1rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .stat-card {
                padding: 1.8rem 1rem;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .footer-desc {
                max-width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section {
                padding: 4rem 0;
            }
            .intro-image img {
                height: 220px;
            }
            .faq-item .faq-question {
                font-size: 0.95rem;
                padding: 1rem 1.2rem;
            }
            .faq-item .faq-answer {
                font-size: 0.9rem;
            }
            .section-subtitle {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .games-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin-left: auto;
                margin-right: auto;
            }
            .features-grid {
                grid-template-columns: 1fr;
                max-width: 380px;
                margin-left: auto;
                margin-right: auto;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .stat-card .stat-number {
                font-size: 1.5rem;
            }
            .category-hero .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .category-hero .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .hero-stats-ribbon {
                flex-direction: column;
                gap: 1rem;
            }
            .cta-content .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-content .cta-actions .btn {
                width: 100%;
                text-align: center;
            }
            .header-inner {
                height: 60px;
            }
            .logo-text {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1.1rem;
            }
            .mobile-nav {
                top: 60px;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.7s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        }
        .animate-delay-1 {
            animation-delay: 0.1s;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--clr-bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--clr-surface);
            border-radius: 8px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--clr-text-muted);
        }

        /* ===== Selection ===== */
        ::selection {
            background: rgba(245, 158, 11, 0.3);
            color: var(--clr-text);
        }