/* roulang page: index */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-soft: #A9C5B8;
            --border-gold: rgba(255, 215, 0, 0.4);
            --shadow-gold: 0 8px 24px rgba(255, 215, 0, 0.15);
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-sm: 10px;
            --font-main: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.25s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(10, 46, 28, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            padding: 0 24px;
        }

        .nav-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 32px;
        }

        .logo {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-decoration: none;
            letter-spacing: -0.3px;
            white-space: nowrap;
            background: linear-gradient(135deg, #FFD700 0%, #FFB800 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-links a {
            color: var(--text-mint);
            text-decoration: none;
            font-weight: 500;
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
            font-size: 1rem;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
            border-bottom-color: var(--accent-gold);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid var(--text-mint);
            color: var(--text-mint);
            padding: 10px 22px;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn-login:hover {
            background: rgba(255,255,255,0.08);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        .btn-signup {
            background: linear-gradient(135deg, #FFD700 0%, #E6A800 100%);
            border: none;
            color: #0A2E1C;
            padding: 10px 26px;
            border-radius: 40px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.95rem;
            box-shadow: 0 4px 14px rgba(255,215,0,0.3);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255,215,0,0.45);
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 2rem;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(180deg, #0F3826 0%, #071B10 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-blend-mode: overlay;
            background-size: cover;
            background-position: center;
            padding: 80px 0 90px;
            text-align: left;
            border-bottom: 2px solid rgba(255,215,0,0.2);
            position: relative;
        }

        .hero-content {
            max-width: 700px;
        }

        .hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.25;
            margin-bottom: 22px;
            text-shadow: 0 4px 12px rgba(0,0,0,0.4);
        }

        .hero-desc {
            font-size: 1.2rem;
            color: var(--text-mint);
            margin-bottom: 36px;
            max-width: 580px;
            line-height: 1.7;
        }

        .hero-cta-group {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--accent-gold);
            color: #0A2E1C;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 700;
            text-decoration: none;
            display: inline-block;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            font-size: 1rem;
        }

        .btn-primary:hover {
            background: #FFE55C;
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            border: 1px solid var(--text-mint);
            color: var(--text-mint);
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
        }

        .btn-outline-light:hover {
            background: rgba(255,255,255,0.08);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        /* Countdown Section */
        .countdown-section {
            background: var(--bg-secondary);
            padding: 28px 0;
            border-bottom: 1px solid var(--border-gold);
        }
        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .countdown-text {
            font-weight: 600;
            color: var(--accent-gold);
            font-size: 1.1rem;
        }
        .timer-box {
            display: flex;
            gap: 10px;
            background: #0A2E1C;
            padding: 10px 24px;
            border-radius: 40px;
            border: 1px solid var(--border-gold);
        }
        .timer-box span {
            font-weight: 700;
            font-size: 1.6rem;
            color: #FFD700;
        }
        .stock-warning {
            color: var(--accent-red);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* Highlights Wall */
        .highlights {
            padding: 70px 0;
        }
        .section-title {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
            position: relative;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: var(--accent-gold);
            margin-top: 12px;
            border-radius: 4px;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 30px;
        }
        .highlight-card {
            background: rgba(18, 62, 37, 0.7);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            transition: var(--transition);
            backdrop-filter: blur(6px);
        }
        .highlight-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold);
        }
        .highlight-icon {
            font-size: 2.4rem;
            margin-bottom: 18px;
        }
        .highlight-card h3 {
            font-size: 1.5rem;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }
        .highlight-card p {
            color: var(--text-mint);
        }

        /* Ticket Comparison */
        .ticket-compare {
            background: var(--bg-secondary);
            padding: 70px 0;
        }
        .ticket-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }
        .ticket-card {
            background: #0E2E1F;
            border-radius: var(--radius-lg);
            padding: 36px 24px;
            border: 1px solid rgba(255,215,0,0.25);
            text-align: left;
        }
        .ticket-card.featured {
            border: 2px solid var(--accent-gold);
            background: #133D28;
        }
        .ticket-name {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent-gold);
        }
        .ticket-price {
            font-size: 2.2rem;
            font-weight: 800;
            margin: 16px 0;
        }
        .ticket-features {
            list-style: none;
            margin: 20px 0;
            color: var(--text-mint);
        }
        .ticket-features li {
            padding: 6px 0;
        }
        .btn-ticket {
            width: 100%;
            background: var(--accent-gold);
            color: #0A2E1C;
            border: none;
            padding: 14px;
            border-radius: 40px;
            font-weight: 700;
            cursor: pointer;
        }

        /* News / CMS List */
        .news-section {
            padding: 70px 0;
        }
        .news-layout {
            display: flex;
            gap: 40px;
            margin-top: 30px;
        }
        .news-list {
            flex: 2;
        }
        .news-item {
            border-bottom: 1px solid rgba(255,215,0,0.15);
            padding: 18px 0;
        }
        .news-item a {
            color: var(--text-white);
            font-weight: 600;
            text-decoration: none;
            font-size: 1.15rem;
            transition: var(--transition);
        }
        .news-item a:hover {
            color: var(--accent-gold);
        }
        .news-meta {
            color: var(--text-soft);
            font-size: 0.9rem;
            margin-top: 6px;
        }
        .news-sidebar {
            flex: 1;
            background: rgba(18, 62, 37, 0.5);
            padding: 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-gold);
        }

        /* CTA Form */
        .cta-section {
            background: linear-gradient(135deg, #0A2E1C, #0F3826);
            padding: 70px 0;
            text-align: left;
            border-top: 2px solid var(--accent-gold);
        }
        .cta-flex {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .cta-text h2 {
            font-size: 2.4rem;
            color: var(--accent-gold);
        }
        .cta-form input {
            background: #1C4A32;
            border: 1px solid var(--border-gold);
            padding: 14px 20px;
            border-radius: 40px;
            color: white;
            margin-right: 12px;
            width: 250px;
        }
        .btn-submit {
            background: var(--accent-gold);
            color: #0A2E1C;
            padding: 14px 28px;
            border-radius: 40px;
            font-weight: 700;
            border: none;
            cursor: pointer;
        }

        /* FAQ */
        .faq-section {
            padding: 70px 0;
            background: var(--bg-primary);
        }
        .faq-item {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            padding: 24px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent-gold);
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--accent-gold);
        }
        .faq-answer {
            margin-top: 12px;
            color: var(--text-mint);
        }

        /* Footer */
        .site-footer {
            background: #061A10;
            padding: 50px 0 30px;
            border-top: 2px solid #FFD700;
            color: var(--text-soft);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4,1fr);
            gap: 30px;
        }
        .footer-col h4 {
            color: var(--accent-gold);
            margin-bottom: 16px;
        }
        .footer-col a {
            color: var(--text-mint);
            display: block;
            margin: 6px 0;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            border-top: 1px solid rgba(255,215,0,0.2);
            padding-top: 20px;
        }

        @media (max-width: 1024px) {
            .highlight-grid, .ticket-grid { grid-template-columns: 1fr 1fr; }
            .nav-links { gap: 16px; }
        }
        @media (max-width: 768px) {
            .menu-toggle { display: block; }
            .nav-links { display: none; flex-direction: column; background: #0A2E1C; position: absolute; top: 72px; left: 0; width: 100%; padding: 20px; }
            .nav-links.active { display: flex; }
            .hero h1 { font-size: 2.4rem; }
            .news-layout { flex-direction: column; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 520px) {
            .highlight-grid, .ticket-grid { grid-template-columns: 1fr; }
        }
        .fab-left {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 99;
            background: #0A2E1C;
            border: 2px solid #FFD700;
            border-radius: 50%;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFD700;
            font-size: 1.8rem;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            animation: pulse 2s infinite;
            cursor: pointer;
        }
        @keyframes pulse { 0% { opacity: 0.8; } 50% { opacity: 1; } 100% { opacity: 0.8; } }

/* roulang page: article */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0F3522;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-soft: #A0C8B8;
            --border-gold: #B8860B;
            --shadow-gold: 0 8px 30px rgba(255, 215, 0, 0.15);
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.5);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --font-base: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-base);
            background: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: color 0.2s; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

        /* Header & Nav */
        .site-header {
            position: sticky; top: 0; z-index: 1000;
            background: rgba(10, 46, 28, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            padding: 0;
        }
        .header-inner {
            display: flex; align-items: center; justify-content: space-between;
            height: 68px; max-width: 1280px; margin: 0 auto; padding: 0 24px;
        }
        .logo {
            font-weight: 800; font-size: 1.25rem; color: var(--accent-gold);
            letter-spacing: -0.3px; white-space: nowrap;
            display: flex; align-items: center; gap: 8px;
        }
        .logo i { font-size: 1.4rem; color: var(--accent-gold); }
        .nav-links { display: flex; align-items: center; gap: 32px; }
        .nav-links a {
            font-weight: 500; font-size: 0.95rem; color: var(--text-mint);
            position: relative; padding: 4px 0;
        }
        .nav-links a.active { color: var(--accent-gold); font-weight: 700; }
        .nav-links a.active::after {
            content: ''; position: absolute; bottom: -4px; left: 0;
            width: 100%; height: 2px; background: var(--accent-gold); border-radius: 2px;
        }
        .nav-links a:hover { color: var(--accent-gold); }
        .nav-right { display: flex; align-items: center; gap: 12px; }
        .btn-login {
            color: var(--text-mint); font-weight: 600; font-size: 0.9rem;
            padding: 8px 18px; border-radius: 30px; transition: 0.2s;
        }
        .btn-login:hover { color: var(--accent-gold); background: rgba(255,215,0,0.08); }
        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #C5A000);
            color: #0A2E1C; font-weight: 700; font-size: 0.9rem;
            padding: 10px 22px; border-radius: 30px; border: none;
            cursor: pointer; transition: 0.25s; box-shadow: 0 4px 15px rgba(255,215,0,0.3);
        }
        .btn-signup:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(255,215,0,0.5); }
        .mobile-toggle { display: none; background: none; border: none; color: var(--text-mint); font-size: 1.6rem; cursor: pointer; }
        @media (max-width: 1024px) {
            .nav-links { gap: 18px; }
            .nav-links a { font-size: 0.85rem; }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none; position: absolute; top: 68px; left: 0; width: 100%;
                background: rgba(10,46,28,0.98); flex-direction: column;
                padding: 20px 24px; gap: 16px; border-bottom: 1px solid var(--border-gold);
            }
            .nav-links.open { display: flex; }
            .mobile-toggle { display: block; }
            .nav-right { gap: 8px; }
            .btn-signup { padding: 8px 16px; font-size: 0.8rem; }
            .btn-login { font-size: 0.8rem; padding: 6px 14px; }
        }

        /* Article Hero */
        .article-hero {
            position: relative; background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            min-height: 420px; display: flex; align-items: flex-end;
        }
        .article-hero::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(to top, rgba(10,46,28,1) 0%, rgba(10,46,28,0.4) 60%, rgba(10,46,28,0.2) 100%);
        }
        .hero-inner { position: relative; z-index: 2; padding: 40px 0 48px; width: 100%; }
        .hero-meta { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; margin-bottom: 16px; }
        .hero-badge {
            background: var(--accent-red); color: #fff; font-weight: 700; font-size: 0.8rem;
            padding: 6px 14px; border-radius: 20px; letter-spacing: 0.5px;
        }
        .hero-tag {
            background: rgba(255,215,0,0.15); color: var(--accent-gold);
            font-weight: 600; font-size: 0.8rem; padding: 6px 14px; border-radius: 20px;
        }
        .hero-date { color: var(--text-soft); font-size: 0.85rem; }
        .article-hero h1 {
            font-size: 2.6rem; font-weight: 800; color: var(--text-white);
            line-height: 1.25; margin-bottom: 12px; max-width: 800px;
        }
        .hero-excerpt {
            font-size: 1.15rem; color: var(--text-mint); max-width: 680px;
            line-height: 1.5; margin-bottom: 8px;
        }
        @media (max-width: 768px) {
            .article-hero { min-height: 300px; }
            .article-hero h1 { font-size: 1.8rem; }
            .hero-excerpt { font-size: 1rem; }
            .hero-inner { padding: 24px 0 32px; }
        }

        /* Article Body */
        .article-body-wrap { padding: 56px 0 64px; }
        .article-content {
            max-width: 820px; margin: 0 auto;
            font-size: 1.08rem; line-height: 1.8; color: var(--text-mint);
        }
        .article-content h2 {
            font-size: 1.6rem; font-weight: 700; color: var(--accent-gold);
            margin: 32px 0 12px; line-height: 1.3;
        }
        .article-content h3 {
            font-size: 1.25rem; font-weight: 600; color: var(--text-white);
            margin: 24px 0 8px;
        }
        .article-content p { margin-bottom: 16px; }
        .article-content ul, .article-content ol { margin: 12px 0 20px 24px; }
        .article-content li { margin-bottom: 8px; }
        .article-content img {
            border-radius: var(--radius-md); margin: 24px 0;
            box-shadow: var(--shadow-card);
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent-gold); padding: 16px 20px;
            background: rgba(255,215,0,0.06); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0; color: var(--text-white); font-style: italic;
        }
        .article-content a { color: var(--accent-gold); text-decoration: underline; }
        .article-content a:hover { color: #fff; }
        .article-content .highlight-box {
            background: rgba(255,215,0,0.08); border: 1px solid rgba(255,215,0,0.25);
            border-radius: var(--radius-md); padding: 20px 24px; margin: 28px 0;
        }
        .not-found-state {
            text-align: center; padding: 80px 20px;
            background: var(--bg-card); border-radius: var(--radius-lg);
            max-width: 600px; margin: 0 auto;
        }
        .not-found-state h2 { font-size: 1.8rem; color: var(--accent-gold); margin-bottom: 12px; }
        .not-found-state p { color: var(--text-mint); margin-bottom: 24px; }
        .btn-back {
            display: inline-block; background: var(--accent-gold); color: #0A2E1C;
            font-weight: 700; padding: 12px 28px; border-radius: 30px;
            transition: 0.2s;
        }
        .btn-back:hover { background: #fff; transform: translateY(-2px); }

        /* Related Posts */
        .related-section { padding: 48px 0 64px; background: var(--bg-secondary); }
        .section-label {
            display: inline-block; background: rgba(211,47,47,0.85); color: #fff;
            font-weight: 700; font-size: 0.8rem; letter-spacing: 1px;
            padding: 6px 16px; border-radius: 20px; margin-bottom: 16px;
        }
        .related-section h2 {
            font-size: 2rem; font-weight: 800; color: var(--text-white); margin-bottom: 32px;
        }
        .related-grid {
            display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px;
        }
        .related-card {
            background: var(--bg-card); border-radius: var(--radius-md);
            overflow: hidden; border: 1px solid rgba(255,215,0,0.12);
            transition: 0.25s; cursor: pointer;
        }
        .related-card:hover { transform: translateY(-4px); border-color: var(--accent-gold); box-shadow: var(--shadow-gold); }
        .related-card-img { height: 180px; overflow: hidden; position: relative; }
        .related-card-img img { width: 100%; height: 100%; object-fit: cover; }
        .related-card-body { padding: 20px; }
        .related-card-body h3 {
            font-size: 1.1rem; font-weight: 700; color: var(--text-white);
            margin-bottom: 8px; line-height: 1.4;
        }
        .related-card-body p {
            font-size: 0.9rem; color: var(--text-soft); line-height: 1.5;
        }
        .related-card-date { font-size: 0.78rem; color: var(--accent-gold); margin-top: 10px; }

        /* CTA */
        .cta-section {
            padding: 64px 0; text-align: center;
            background: linear-gradient(135deg, rgba(255,215,0,0.08), rgba(255,215,0,0.02));
            border-top: 1px solid rgba(255,215,0,0.12);
            border-bottom: 1px solid rgba(255,215,0,0.12);
        }
        .cta-section h2 { font-size: 2rem; font-weight: 800; color: var(--text-white); margin-bottom: 16px; }
        .cta-section p { color: var(--text-mint); font-size: 1.1rem; margin-bottom: 28px; max-width: 600px; margin-left: auto; margin-right: auto; }
        .btn-cta {
            display: inline-block; background: linear-gradient(135deg, var(--accent-gold), #C5A000);
            color: #0A2E1C; font-weight: 700; font-size: 1.05rem;
            padding: 14px 36px; border-radius: 40px; transition: 0.25s;
            box-shadow: 0 6px 25px rgba(255,215,0,0.35);
        }
        .btn-cta:hover { transform: scale(1.04); box-shadow: 0 10px 35px rgba(255,215,0,0.55); }

        /* Footer */
        .site-footer {
            background: #071f13; padding: 56px 0 24px;
            border-top: 2px solid rgba(255,215,0,0.2);
        }
        .footer-grid {
            display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 32px;
        }
        .footer-col h4 { color: var(--accent-gold); font-size: 1.05rem; margin-bottom: 16px; font-weight: 700; }
        .footer-col p { color: var(--text-mint); font-size: 0.9rem; line-height: 1.6; }
        .footer-col a { display: block; color: var(--text-soft); font-size: 0.9rem; margin-bottom: 8px; transition: 0.2s; }
        .footer-col a:hover { color: var(--accent-gold); }
        .copyright { text-align: center; color: var(--text-soft); font-size: 0.85rem; padding-top: 24px; border-top: 1px solid rgba(255,215,0,0.08); }
        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .cta-section h2 { font-size: 1.4rem; }
        }
        @media (max-width: 520px) {
            .footer-grid { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: 1fr; }
            .article-content { font-size: 1rem; }
        }

        /* FAB */
        .floating-fab {
            position: fixed; left: 16px; bottom: 80px; z-index: 50;
            width: 52px; height: 52px; border-radius: 50%;
            background: #0A2E1C; border: 2px solid var(--accent-gold);
            display: flex; align-items: center; justify-content: center;
            color: var(--accent-gold); font-size: 1.4rem;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            cursor: pointer; transition: 0.25s; animation: floatFab 2.5s ease-in-out infinite;
        }
        .floating-fab:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(255,215,0,0.55); }
        @keyframes floatFab {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0B3C25;
            --secondary-bg: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-white: #FFFDF0;
            --text-light-green: #C5E2D2;
            --text-mint: #A8DCC2;
            --border-soft: rgba(255, 204, 0, 0.2);
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-gold: 0 4px 16px rgba(255, 204, 0, 0.15);
            --radius-md: 14px;
            --radius-lg: 20px;
            --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', 'Roboto', 'Noto Sans', system-ui, -apple-system, sans-serif;
            background: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Navigation */
        .site-header {
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 1020;
            padding: 0;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
        }

        .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.3px;
        }
        .nav-logo i {
            font-size: 1.6rem;
            color: var(--accent-lime);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: var(--text-light-green);
            text-decoration: none;
            padding: 8px 16px;
            border-radius: 24px;
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition-smooth);
            white-space: nowrap;
        }
        .nav-links a:hover,
        .nav-links a.active {
            background: var(--accent-gold);
            color: var(--secondary-bg);
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(255, 204, 0, 0.3);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition-smooth);
        }
        .mobile-toggle:hover {
            background: var(--accent-gold);
            color: var(--secondary-bg);
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                margin-top: 14px;
                gap: 4px;
                background: rgba(11, 60, 37, 0.96);
                border-radius: var(--radius-md);
                padding: 8px;
                box-shadow: var(--shadow-card);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                text-align: center;
                padding: 12px 16px;
                border-radius: 12px;
            }
        }

        /* Hero Section - compact icon matrix */
        .hero-section {
            background: linear-gradient(135deg, #062315 0%, #0B3C25 60%, #0E4D30 100%);
            padding: 50px 0 60px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.06;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
        }
        .hero-icon-matrix {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 30px 40px;
            margin-bottom: 30px;
        }
        .hero-icon-item {
            text-align: center;
            flex: 0 0 auto;
            min-width: 70px;
        }
        .hero-icon-item i {
            font-size: 2.2rem;
            color: var(--accent-gold);
            display: block;
            margin-bottom: 6px;
        }
        .hero-icon-item span {
            display: block;
            font-size: 0.8rem;
            color: var(--text-mint);
            font-weight: 500;
        }
        .hero-status-bar {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-soft);
            border-radius: 40px;
            padding: 10px 24px;
            display: inline-flex;
            align-items: center;
            gap: 12px;
            margin: 0 auto 24px;
            font-size: 0.9rem;
            color: var(--text-light-green);
        }
        .hero-status-bar .dot {
            width: 10px;
            height: 10px;
            background: var(--accent-lime);
            border-radius: 50%;
            animation: pulse-dot 1.8s infinite;
            box-shadow: 0 0 10px var(--accent-lime);
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.15); }
        }

        .hero-section h1 {
            font-size: 2.4rem;
            font-weight: 700;
            letter-spacing: -0.5px;
            margin-bottom: 14px;
            color: var(--text-white);
            text-align: left;
        }
        .hero-section .subtitle {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 0;
            text-align: left;
            line-height: 1.7;
        }

        /* Sections */
        .section-block {
            padding: 60px 0;
        }
        .section-block.alt-bg {
            background: var(--secondary-bg);
        }
        .section-heading {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
            letter-spacing: -0.4px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-heading i {
            font-size: 2rem;
            color: var(--accent-lime);
        }
        .section-lead {
            color: var(--text-mint);
            font-size: 1.05rem;
            margin-bottom: 36px;
        }

        /* Strategy Cards */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
            margin-top: 30px;
        }
        .strategy-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .strategy-card::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,204,0,0.04) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.35s;
        }
        .strategy-card:hover::after {
            opacity: 1;
        }
        .strategy-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }
        .strategy-card .card-icon {
            font-size: 2.4rem;
            color: var(--accent-lime);
            margin-bottom: 14px;
        }
        .strategy-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--accent-gold);
        }
        .strategy-card p {
            color: var(--text-light-green);
            font-size: 0.95rem;
            line-height: 1.65;
            margin: 0;
        }
        .strategy-card .tag {
            display: inline-block;
            background: rgba(50, 205, 50, 0.12);
            color: var(--accent-lime);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
            margin-top: 16px;
            letter-spacing: 0.3px;
        }

        /* Steps / Process */
        .process-steps {
            display: flex;
            flex-direction: column;
            gap: 28px;
            margin-top: 24px;
        }
        .process-step {
            display: flex;
            align-items: flex-start;
            gap: 18px;
        }
        .step-number {
            background: var(--accent-gold);
            color: var(--secondary-bg);
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(255,204,0,0.3);
        }
        .step-body h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 4px;
        }
        .step-body p {
            color: var(--text-mint);
            margin: 0;
            line-height: 1.6;
        }

        /* CTA */
        .cta-banner {
            background: linear-gradient(135deg, #062315, #0E4D30);
            border: 1px solid var(--accent-gold);
            border-radius: var(--radius-lg);
            padding: 40px 30px;
            text-align: left;
            box-shadow: var(--shadow-gold);
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 200px;
            height: 200px;
            background: var(--accent-gold);
            opacity: 0.06;
            border-radius: 50%;
        }
        .cta-banner h3 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }
        .cta-banner p {
            color: var(--text-light-green);
            margin-bottom: 24px;
            line-height: 1.7;
            max-width: 600px;
        }
        .btn-primary {
            background: var(--accent-gold);
            color: var(--secondary-bg);
            font-weight: 700;
            padding: 12px 32px;
            border-radius: 30px;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition-smooth);
            border: none;
            font-size: 1rem;
            box-shadow: 0 4px 16px rgba(255,204,0,0.25);
        }
        .btn-primary:hover {
            background: #FFD933;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(255,204,0,0.4);
            color: var(--secondary-bg);
        }

        /* Image blocks */
        .img-block {
            width: 100%;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            margin: 20px 0;
        }
        .img-block img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Footer */
        .site-footer {
            background: var(--secondary-bg);
            padding: 46px 0 24px;
            border-top: 2px solid var(--border-soft);
            color: var(--text-mint);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 30px;
            margin-bottom: 28px;
        }
        .footer-col h4 {
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 12px;
            font-size: 1rem;
        }
        .footer-col a {
            display: block;
            color: var(--text-light-green);
            text-decoration: none;
            margin-bottom: 6px;
            transition: var(--transition-smooth);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .copyright {
            text-align: center;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 18px;
            color: var(--text-mint);
        }

        @media (max-width: 520px) {
            .hero-section h1 {
                font-size: 1.7rem;
            }
            .hero-icon-matrix {
                gap: 18px 20px;
            }
            .cta-banner {
                padding: 28px 20px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1C1C1E;
            --bg-tertiary: #242426;
            --gold-bronze: #C5A059;
            --gold-amber: #FFBF00;
            --text-white: #F5F5F7;
            --text-muted-gold: #D4AC0D;
            --text-soft: #A6A6A8;
            --border-royal: #3A3A3D;
            --shadow-card: 0 10px 30px -15px rgba(0,0,0,0.4);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        .container {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

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

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

        h1, h2, h3, h4 {
            font-weight: 600;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        h1 {
            font-size: clamp(2.4rem, 6vw, 3.8rem);
            color: var(--gold-amber);
            margin-bottom: 1.25rem;
        }

        h2 {
            font-size: clamp(2rem, 4.5vw, 2.8rem);
            color: var(--text-white);
            margin-bottom: 1rem;
        }

        h3 {
            font-size: 1.4rem;
            color: var(--gold-bronze);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.85rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.3px;
            transition: var(--transition-smooth);
            cursor: pointer;
            border: none;
            background: transparent;
            color: var(--text-white);
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--gold-bronze) 0%, var(--gold-amber) 100%);
            color: #121212;
            box-shadow: 0 8px 20px -6px rgba(197, 160, 89, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 28px -8px rgba(255, 191, 0, 0.45);
        }

        .btn-outline {
            border: 1.5px solid var(--gold-bronze);
            background: transparent;
            color: var(--gold-bronze);
        }

        .btn-outline:hover {
            background: rgba(197, 160, 89, 0.12);
            border-color: var(--gold-amber);
            color: var(--gold-amber);
        }

        .btn-lg {
            padding: 1rem 2.7rem;
            font-size: 1.15rem;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(18, 18, 18, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(197, 160, 89, 0.15);
            padding: 1rem 0;
        }

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

        .logo {
            font-weight: 700;
            font-size: 1.5rem;
            letter-spacing: -0.5px;
            color: var(--gold-amber);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .logo span {
            background: linear-gradient(135deg, var(--gold-bronze), var(--gold-amber));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.8rem;
            font-weight: 500;
        }

        .nav-links a {
            position: relative;
            padding: 0.45rem 0;
            color: var(--text-soft);
            font-size: 1rem;
        }

        .nav-links a.active {
            color: var(--gold-amber);
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2.5px;
            background: var(--gold-amber);
            border-radius: 4px;
        }

        .nav-links a:hover {
            color: var(--gold-bronze);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Hero */
        .hero-section {
            background: radial-gradient(circle at 20% 30%, #2A2A1E, var(--bg-primary));
            padding: 4.5rem 0 4rem;
            border-bottom: 1px solid var(--border-royal);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-text .badge {
            display: inline-block;
            background: rgba(197, 160, 89, 0.15);
            color: var(--gold-bronze);
            padding: 0.35rem 1.2rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 1.8rem;
        }

        .hero-demo {
            background: var(--bg-secondary);
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-royal);
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }

        .step-indicator {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            color: var(--text-muted-gold);
            font-weight: 500;
        }

        .progress-bar {
            height: 5px;
            background: var(--bg-tertiary);
            border-radius: 10px;
            width: 100%;
        }
        .progress-fill {
            width: 65%;
            height: 100%;
            background: var(--gold-amber);
            border-radius: 10px;
        }

        /* Features / Selling points */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin: 3.5rem 0 2.5rem;
        }

        .strategy-card {
            background: var(--bg-secondary);
            border-radius: var(--radius-lg);
            padding: 2.2rem 1.8rem;
            border: 1px solid transparent;
            transition: var(--transition-smooth);
        }

        .strategy-card:hover {
            border-color: var(--gold-bronze);
            background: #232326;
        }

        .icon-accent {
            font-size: 2.5rem;
            color: var(--gold-amber);
            margin-bottom: 1.5rem;
        }

        /* Process / Steps */
        .process-list {
            display: flex;
            flex-direction: column;
            gap: 2.2rem;
            margin: 2.8rem 0;
        }

        .process-item {
            display: grid;
            grid-template-columns: 80px 1fr;
            gap: 1.8rem;
            align-items: flex-start;
        }

        .process-number {
            background: var(--bg-tertiary);
            width: 70px;
            height: 70px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 700;
            color: var(--gold-amber);
            border: 2px solid var(--gold-bronze);
        }

        /* FAQ */
        .faq-item {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 1.5rem 2rem;
            margin-bottom: 1.2rem;
            border-left: 4px solid var(--gold-bronze);
            transition: var(--transition-smooth);
        }
        .faq-item:hover {
            background: var(--bg-tertiary);
        }
        .faq-item h3 {
            font-size: 1.25rem;
            margin-bottom: 0.5rem;
            color: var(--text-white);
        }

        /* CTA Section */
        .cta-block {
            background: linear-gradient(105deg, #1E1E1A 0%, #2A2416 100%);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            text-align: left;
            border: 1px solid rgba(197, 160, 89, 0.25);
            margin: 3rem 0;
        }

        /* Footer */
        .site-footer {
            background: #0A0A0A;
            padding: 3.5rem 0 2rem;
            margin-top: 3.5rem;
            border-top: 1px solid var(--border-royal);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2.5rem;
        }
        .footer-col h4 {
            color: var(--gold-bronze);
            margin-bottom: 1.2rem;
        }
        .footer-col a {
            display: block;
            color: var(--text-soft);
            margin-bottom: 0.7rem;
        }
        .footer-col a:hover {
            color: var(--gold-amber);
        }
        .copyright {
            margin-top: 2.5rem;
            text-align: center;
            color: var(--text-soft);
            font-size: 0.9rem;
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--bg-secondary);
                padding: 1.5rem;
                border-radius: var(--radius-md);
                margin-top: 1rem;
            }
            .nav-links.active-mobile {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .process-item {
                grid-template-columns: 60px 1fr;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0F0C20;
            --bg-secondary: #0B1A30;
            --bg-card: rgba(15, 25, 50, 0.8);
            --accent-cyan: #00F0FF;
            --accent-lime: #CCFF00;
            --text-white: #FFFFFF;
            --text-silver: #A6ACAF;
            --border-neon: #00F0FF;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.4);
            --shadow-lime: 0 0 12px rgba(204, 255, 0, 0.3);
            --font-heading: 'Segoe UI', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            background: linear-gradient(145deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
            color: var(--text-white);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(12, 15, 30, 0.92);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.18);
            padding: 0;
            transition: all 0.3s;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            position: relative;
        }
        .logo {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.4rem;
            color: var(--accent-cyan);
            text-shadow: 0 0 6px rgba(0, 240, 255, 0.5);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-silver);
            position: relative;
            padding: 6px 0;
            transition: color 0.2s;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
            transition: width 0.25s ease;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-cyan);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            background: transparent;
            border: none;
            color: var(--accent-cyan);
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 992px) {
            .nav-links {
                position: fixed;
                top: 68px;
                left: 0;
                width: 100%;
                background: rgba(8, 10, 25, 0.96);
                backdrop-filter: blur(20px);
                flex-direction: column;
                gap: 18px;
                padding: 28px 20px;
                border-bottom: 1px solid var(--accent-cyan);
                transform: translateY(-110%);
                opacity: 0;
                transition: all 0.35s ease;
                z-index: 1040;
            }
            .nav-links.show {
                transform: translateY(0);
                opacity: 1;
            }
            .mobile-menu-btn {
                display: block;
            }
        }
        /* Buttons & Tags */
        .btn-cyan {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
            font-weight: 700;
            padding: 12px 32px;
            border-radius: 40px;
            font-size: 1rem;
            letter-spacing: 0.3px;
            text-transform: uppercase;
            transition: all 0.25s;
            display: inline-block;
            cursor: pointer;
            box-shadow: 0 0 8px rgba(0,240,255,0.25);
        }
        .btn-cyan:hover {
            background: var(--accent-cyan);
            color: #0A0C1A;
            box-shadow: 0 0 22px rgba(0,240,255,0.7);
            transform: translateY(-2px);
        }
        .btn-lime {
            background: var(--accent-lime);
            color: #0A0C1A;
            font-weight: 750;
            padding: 14px 38px;
            border-radius: 40px;
            border: none;
            font-size: 1.05rem;
            letter-spacing: 0.3px;
            text-transform: uppercase;
            transition: 0.25s;
            box-shadow: 0 0 15px rgba(204,255,0,0.4);
        }
        .btn-lime:hover {
            background: #E0FF33;
            box-shadow: 0 0 28px rgba(204,255,0,0.75);
            transform: scale(1.03);
            color: #000;
        }
        .tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.4px;
            background: rgba(0,240,255,0.15);
            color: var(--accent-cyan);
            border: 1px solid rgba(0,240,255,0.4);
        }
        /* Hero */
        .category-hero {
            padding: 60px 0 50px;
            background: radial-gradient(circle at 20% 30%, rgba(0,240,255,0.08) 0%, transparent 55%);
            border-bottom: 1px solid rgba(0,240,255,0.1);
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--accent-cyan);
            text-shadow: 0 0 18px rgba(0,240,255,0.45);
        }
        .hero-content p {
            font-size: 1.2rem;
            color: var(--text-silver);
            margin-top: 18px;
            max-width: 680px;
        }
        /* Info panels */
        .info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 28px;
            margin-top: 40px;
        }
        .info-card {
            background: rgba(11, 22, 44, 0.75);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(0,240,255,0.2);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            transition: all 0.3s;
        }
        .info-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 22px rgba(0,240,255,0.35);
        }
        .info-card i {
            font-size: 2.2rem;
            color: var(--accent-lime);
            margin-bottom: 14px;
        }
        .info-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
        }
        .info-card p {
            color: var(--text-silver);
            margin-top: 10px;
        }
        /* Feature blocks */
        .feature-row {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            align-items: center;
            margin: 60px 0;
        }
        .feature-text {
            flex: 1 1 400px;
        }
        .feature-text h2 {
            font-size: 2rem;
            font-weight: 750;
            color: #fff;
            margin-bottom: 16px;
        }
        .feature-text p {
            color: var(--text-silver);
        }
        .feature-img {
            flex: 1 1 380px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 2px solid rgba(0,240,255,0.25);
        }
        .testimonial-slant {
            background: rgba(0,240,255,0.08);
            border-left: 4px solid var(--accent-cyan);
            padding: 22px 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 30px 0;
            font-style: italic;
            color: #ddd;
        }
        /* CTA Section */
        .cta-band {
            background: linear-gradient(105deg, #0A1128 0%, #12213E 100%);
            border: 1px solid rgba(0,240,255,0.25);
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            margin: 60px 0;
            box-shadow: 0 0 30px rgba(0,240,255,0.2);
        }
        .cta-band h2 {
            font-size: 2.2rem;
            color: var(--accent-lime);
        }
        .footer {
            background: #080B1A;
            border-top: 2px solid rgba(0,240,255,0.2);
            padding: 50px 0 25px;
            margin-top: 50px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
            gap: 30px;
        }
        .footer-col h4 {
            color: var(--accent-cyan);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            color: var(--text-silver);
            margin-bottom: 8px;
        }
        .footer-col a:hover {
            color: var(--accent-lime);
        }
        .copyright {
            text-align: center;
            color: #7F8A9A;
            margin-top: 32px;
            font-size: 0.9rem;
        }
        /* FAB */
        .fab-btn {
            position: fixed;
            left: 24px;
            bottom: 40px;
            width: 52px;
            height: 52px;
            background: rgba(0,0,0,0.65);
            backdrop-filter: blur(14px);
            border-radius: 40px;
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1100;
            box-shadow: 0 0 15px rgba(0,240,255,0.5);
            transition: 0.3s;
            animation: pulseGlow 2s infinite;
        }
        .fab-btn::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 40px;
            padding: 2px;
            background: linear-gradient(135deg, #CCFF00, #00F0FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
        }
        .fab-btn i {
            font-size: 1.6rem;
            color: #CCFF00;
        }
        @keyframes pulseGlow {
            0% { box-shadow: 0 0 8px rgba(0,240,255,0.4); }
            50% { box-shadow: 0 0 22px rgba(0,240,255,0.8); }
            100% { box-shadow: 0 0 8px rgba(0,240,255,0.4); }
        }