/* roulang page: index */
:root {
            --primary-deep: #08090F;
            --primary-surface: #0D111E;
            --primary-card: #131A2B;
            --accent-electric: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-hot: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #7B8BA3;
            --border-glow: rgba(0, 240, 255, 0.25);
            --shadow-neon: 0 0 18px rgba(0, 240, 255, 0.45);
            --shadow-electric: 0 0 22px rgba(0, 82, 255, 0.4);
            --radius-pill: 50px;
            --radius-card: 16px;
            --radius-sm: 10px;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-display: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --spacing-section: 90px;
        }

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

        body {
            background-color: var(--primary-deep);
            color: var(--text-primary);
            font-family: var(--font-display);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            border: none;
            cursor: pointer;
            font-family: var(--font-display);
        }

        .container-custom {
            max-width: 1260px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Navbar */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(8, 9, 15, 0.88);
            backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 14px 0;
            transition: background var(--transition-smooth);
        }

        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: -0.2px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            max-width: 420px;
        }

        .nav-link-custom {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-secondary) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-pill);
            transition: all var(--transition-smooth);
            margin: 0 2px;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--accent-cyan) !important;
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }

        .btn-login-nav {
            color: var(--text-primary) !important;
            font-weight: 600;
            padding: 8px 20px !important;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-smooth);
        }

        .btn-login-nav:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan) !important;
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
        }

        .btn-signup-nav {
            background: var(--accent-electric);
            color: #fff !important;
            font-weight: 700;
            padding: 9px 24px !important;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 16px rgba(0, 82, 255, 0.5);
            transition: all var(--transition-smooth);
            margin-left: 6px;
        }

        .btn-signup-nav:hover {
            background: #0040D0;
            box-shadow: 0 6px 22px rgba(0, 82, 255, 0.7);
            transform: translateY(-1px);
        }

        /* Hero */
        .hero-section {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 30% 40%, rgba(0, 82, 255, 0.18), transparent 70%),
                        radial-gradient(circle at 80% 60%, rgba(0, 240, 255, 0.12), transparent 70%),
                        var(--primary-deep);
            position: relative;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.35);
            color: var(--accent-cyan);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.4px;
            margin-bottom: 24px;
        }

        .hero-title {
            font-weight: 900;
            font-size: 3.4rem;
            line-height: 1.18;
            letter-spacing: -0.6px;
            margin-bottom: 22px;
            background: linear-gradient(to right, #fff, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 620px;
            margin-bottom: 36px;
            line-height: 1.65;
        }

        .btn-hero-primary {
            background: var(--accent-cyan);
            color: #000;
            font-weight: 700;
            padding: 15px 36px;
            border-radius: var(--radius-pill);
            font-size: 1.05rem;
            box-shadow: 0 4px 28px rgba(0, 240, 255, 0.55);
            transition: all var(--transition-smooth);
            margin-right: 14px;
        }

        .btn-hero-primary:hover {
            background: #fff;
            box-shadow: 0 6px 32px rgba(0, 240, 255, 0.7);
            transform: scale(1.04);
        }

        .btn-hero-outline {
            background: transparent;
            border: 1.5px solid rgba(255,255,255,0.45);
            color: #fff;
            font-weight: 600;
            padding: 14px 34px;
            border-radius: var(--radius-pill);
            font-size: 1rem;
            transition: all var(--transition-smooth);
        }

        .btn-hero-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 14px rgba(0,240,255,0.3);
        }

        .hero-visual img {
            border-radius: 24px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.6);
        }

        /* Section titles */
        .section-label {
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 1.5px;
            color: var(--accent-cyan);
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-heading {
            font-weight: 800;
            font-size: 2.2rem;
            margin-bottom: 16px;
            letter-spacing: -0.4px;
        }

        .section-desc {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 640px;
            line-height: 1.6;
        }

        /* Entry Matrix */
        .entry-card {
            background: rgba(19, 26, 43, 0.8);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            transition: all var(--transition-smooth);
            height: 100%;
        }

        .entry-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 8px 30px rgba(0, 240, 255, 0.18);
            transform: translateY(-5px);
        }

        .entry-icon {
            font-size: 2.5rem;
            color: var(--accent-cyan);
            margin-bottom: 18px;
        }

        .entry-title {
            font-weight: 700;
            font-size: 1.25rem;
            margin-bottom: 10px;
        }

        /* Milestone Timeline */
        .timeline-item {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            padding: 18px 0;
            border-left: 2px solid rgba(0, 240, 255, 0.35);
            padding-left: 28px;
            position: relative;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 14px;
            width: 12px;
            height: 12px;
            background: var(--accent-cyan);
            border-radius: 50%;
            box-shadow: 0 0 12px var(--accent-cyan);
        }

        /* News list */
        .news-list-item {
            padding: 18px 0;
            border-bottom: 1px solid rgba(255,255,255,0.07);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        /* Platform guarantee */
        .guarantee-grid .col-lg-4 {
            margin-bottom: 24px;
        }

        .guarantee-card {
            background: rgba(13, 17, 30, 0.7);
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid rgba(0,240,255,0.14);
        }

        /* App download */
        .app-cta-box {
            background: linear-gradient(135deg, #0D111E, #08090F);
            border: 1px solid rgba(0,240,255,0.28);
            border-radius: 24px;
            padding: 60px;
            text-align: center;
        }

        /* Footer */
        .footer-custom {
            background: #06070C;
            border-top: 1px solid rgba(0,240,255,0.15);
            padding: 50px 0 28px;
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 1.2rem;
            bottom: 5rem;
            z-index: 1080;
            width: 52px;
            height: 52px;
            border-radius: 50px;
            background: rgba(0,0,0,0.65);
            backdrop-filter: blur(14px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 0 18px rgba(0,240,255,0.45);
            transition: all 0.3s ease;
            animation: floatPulse 2.4s infinite;
        }

        .fab-floating:hover {
            transform: scale(1.12);
            box-shadow: 0 0 28px rgba(0,240,255,0.7);
            border-color: var(--accent-cyan);
        }

        @keyframes floatPulse {
            0% { box-shadow: 0 0 12px rgba(0,240,255,0.4); }
            50% { box-shadow: 0 0 28px rgba(0,240,255,0.7); }
            100% { box-shadow: 0 0 12px rgba(0,240,255,0.4); }
        }

        @media (max-width: 992px) {
            .hero-title { font-size: 2.3rem; }
            .navbar-brand-custom { font-size: 0.9rem; }
        }

        @media (max-width: 768px) {
            .hero-section { padding: 130px 0 70px; }
            .btn-hero-primary, .btn-hero-outline { display: block; width: 100%; margin-bottom: 12px; }
            .app-cta-box { padding: 32px 20px; }
        }

/* roulang page: article */
:root {
            --primary-deep: #08090F;
            --primary-surface: #0D111E;
            --primary-card: #131A2B;
            --accent-electric: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-hot: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #7B8BA3;
            --border-glow: rgba(0, 240, 255, 0.25);
            --shadow-neon: 0 0 18px rgba(0, 240, 255, 0.45);
            --shadow-electric: 0 0 22px rgba(0, 82, 255, 0.4);
            --radius-pill: 50px;
            --radius-card: 16px;
            --radius-sm: 10px;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-display: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --spacing-section: 90px;
        }
        
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            background-color: var(--primary-deep);
            color: var(--text-primary);
            font-family: var(--font-display);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        button {
            border: none;
            cursor: pointer;
            font-family: var(--font-display);
        }
        
        .container-custom {
            max-width: 1260px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(8, 9, 15, 0.88);
            backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 14px 0;
            transition: background var(--transition-smooth);
        }
        
        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: -0.2px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            max-width: 420px;
        }
        
        .nav-link-custom {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-secondary) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-pill);
            transition: all var(--transition-smooth);
            margin: 0 2px;
        }
        
        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--accent-cyan) !important;
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }
        
        .btn-login-nav {
            color: var(--text-primary) !important;
            font-weight: 600;
            padding: 8px 20px !important;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-smooth);
        }
        
        .btn-login-nav:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan) !important;
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
        }
        
        .btn-signup-nav {
            background: var(--accent-electric);
            color: #fff !important;
            font-weight: 700;
            padding: 9px 24px !important;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 16px rgba(0, 82, 255, 0.5);
            transition: all var(--transition-smooth);
            margin-left: 6px;
        }
        
        .btn-signup-nav:hover {
            background: #0040D0;
            box-shadow: 0 6px 22px rgba(0, 82, 255, 0.7);
            transform: translateY(-1px);
        }
        
        .article-hero {
            padding: 150px 0 80px;
            background: radial-gradient(circle at 30% 40%, rgba(0, 82, 255, 0.18), transparent 70%),
                        radial-gradient(circle at 70% 60%, rgba(0, 240, 255, 0.1), transparent 70%),
                        var(--primary-deep);
            position: relative;
        }
        
        .article-category-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.35);
            color: var(--accent-cyan);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.4px;
            margin-bottom: 20px;
        }
        
        .article-title {
            font-weight: 900;
            font-size: 2.8rem;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            background: linear-gradient(to right, #fff, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .article-meta {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 30px;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }
        
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        
        .article-meta i {
            color: var(--accent-cyan);
        }
        
        .content-wrapper {
            padding: 60px 0 80px;
            background: var(--primary-surface);
        }
        
        .article-content {
            max-width: 820px;
            margin: 0 auto 0 0;
        }
        
        .article-body {
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.75;
        }
        
        .article-body h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-primary);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(0, 240, 255, 0.2);
        }
        
        .article-body h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--accent-cyan);
            margin: 30px 0 15px;
        }
        
        .article-body p {
            margin-bottom: 18px;
        }
        
        .article-body ul,
        .article-body ol {
            margin: 20px 0;
            padding-left: 24px;
        }
        
        .article-body li {
            margin-bottom: 10px;
            color: var(--text-secondary);
        }
        
        .article-body strong {
            color: var(--text-primary);
            font-weight: 700;
        }
        
        .article-body img {
            border-radius: var(--radius-card);
            margin: 30px 0;
            border: 1px solid rgba(0, 240, 255, 0.15);
        }
        
        .sidebar-card {
            background: var(--primary-card);
            border: 1px solid rgba(0, 240, 255, 0.15);
            border-radius: var(--radius-card);
            padding: 30px;
            position: sticky;
            top: 120px;
            backdrop-filter: blur(10px);
        }
        
        .sidebar-card h4 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--accent-cyan);
        }
        
        .coupon-highlight {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(0, 82, 255, 0.1));
            border: 2px solid var(--accent-cyan);
            border-radius: var(--radius-card);
            padding: 30px;
            text-align: center;
            margin-bottom: 25px;
            position: relative;
            overflow: hidden;
        }
        
        .coupon-highlight::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.05), transparent 70%);
            animation: rotate 8s linear infinite;
        }
        
        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        .coupon-value {
            font-size: 3rem;
            font-weight: 900;
            color: var(--accent-cyan);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        
        .coupon-label {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        
        .btn-coupon-claim {
            background: var(--accent-electric);
            color: #fff;
            font-weight: 700;
            padding: 13px 30px;
            border-radius: var(--radius-pill);
            font-size: 1rem;
            box-shadow: 0 4px 20px rgba(0, 82, 255, 0.5);
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 1;
        }
        
        .btn-coupon-claim:hover {
            background: #0040D0;
            box-shadow: 0 6px 28px rgba(0, 82, 255, 0.7);
            transform: scale(1.05);
        }
        
        .related-articles {
            padding: 80px 0;
            background: var(--primary-deep);
        }
        
        .section-title {
            font-weight: 800;
            font-size: 2.2rem;
            margin-bottom: 50px;
            color: var(--text-primary);
            position: relative;
            display: inline-block;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--accent-cyan);
            border-radius: 2px;
        }
        
        .article-card {
            background: var(--primary-card);
            border: 1px solid rgba(0, 240, 255, 0.1);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            height: 100%;
        }
        
        .article-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.2);
            transform: translateY(-4px);
        }
        
        .article-card-img {
            height: 200px;
            overflow: hidden;
        }
        
        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        
        .article-card:hover .article-card-img img {
            transform: scale(1.05);
        }
        
        .article-card-body {
            padding: 22px;
        }
        
        .article-card-body h5 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        
        .article-card-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 15px;
            line-height: 1.5;
        }
        
        .article-card-meta {
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(0, 82, 255, 0.08), rgba(0, 240, 255, 0.05));
            text-align: center;
        }
        
        .cta-section h2 {
            font-weight: 900;
            font-size: 2.5rem;
            margin-bottom: 20px;
            background: linear-gradient(to right, #fff, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 35px;
        }
        
        .btn-cta-large {
            background: var(--accent-cyan);
            color: #000;
            font-weight: 700;
            padding: 16px 40px;
            border-radius: var(--radius-pill);
            font-size: 1.1rem;
            box-shadow: 0 4px 30px rgba(0, 240, 255, 0.5);
            transition: all var(--transition-smooth);
        }
        
        .btn-cta-large:hover {
            background: #fff;
            box-shadow: 0 6px 35px rgba(0, 240, 255, 0.7);
            transform: scale(1.04);
        }
        
        .not-found-section {
            padding: 60px 0;
            text-align: center;
        }
        
        .not-found-section i {
            font-size: 4rem;
            color: var(--accent-cyan);
            margin-bottom: 20px;
            display: block;
        }
        
        .not-found-section h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 15px;
        }
        
        .not-found-section a {
            color: var(--accent-cyan);
            font-weight: 600;
            text-decoration: underline;
        }
        
        .footer-custom {
            background: var(--primary-surface);
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            padding: 40px 0;
            text-align: center;
        }
        
        .fab-custom {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 1050;
            width: 56px;
            height: 56px;
            border-radius: 28px;
            background: rgba(13, 17, 30, 0.65);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-smooth);
            opacity: 0.65;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.55);
            position: relative;
        }
        
        .fab-custom::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 28px;
            background: linear-gradient(135deg, #00F0FF, #0052FF);
            z-index: -1;
            mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            mask-composite: exclude;
        }
        
        .fab-custom:hover {
            opacity: 1;
            transform: scale(1.12);
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.8);
        }
        
        .fab-custom i {
            font-size: 1.5rem;
            color: var(--accent-cyan);
        }
        
        @media (max-width: 1024px) {
            .article-title {
                font-size: 2.2rem;
            }
            
            .article-content {
                max-width: 100%;
            }
            
            .sidebar-card {
                position: static;
                margin-top: 40px;
            }
        }
        
        @media (max-width: 768px) {
            .article-hero {
                padding: 130px 0 50px;
            }
            
            .article-title {
                font-size: 1.8rem;
            }
            
            .section-title {
                font-size: 1.8rem;
            }
            
            .cta-section h2 {
                font-size: 2rem;
            }
            
            .coupon-value {
                font-size: 2.5rem;
            }
            
            .navbar-brand-custom {
                font-size: 0.9rem;
                max-width: 280px;
            }
        }
        
        @media (max-width: 520px) {
            .article-title {
                font-size: 1.5rem;
            }
            
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            
            .btn-coupon-claim {
                width: 100%;
            }
        }

/* roulang page: category1 */
:root {
            --primary-deep: #08090F;
            --primary-surface: #0D111E;
            --primary-card: #131A2B;
            --accent-electric: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-hot: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #7B8BA3;
            --border-glow: rgba(0, 240, 255, 0.25);
            --shadow-neon: 0 0 18px rgba(0, 240, 255, 0.45);
            --shadow-electric: 0 0 22px rgba(0, 82, 255, 0.4);
            --radius-pill: 50px;
            --radius-card: 16px;
            --radius-sm: 10px;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-display: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --spacing-section: 90px;
        }
        body {
            background-color: var(--primary-deep);
            color: var(--text-primary);
            font-family: var(--font-display);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            border: none;
            cursor: pointer;
            font-family: var(--font-display);
        }
        .container-custom {
            max-width: 1260px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Navbar */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(8, 9, 15, 0.88);
            backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 14px 0;
            transition: background var(--transition-smooth);
        }
        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: -0.2px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            max-width: 420px;
        }
        .nav-link-custom {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-secondary) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-pill);
            transition: all var(--transition-smooth);
            margin: 0 2px;
        }
        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--accent-cyan) !important;
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }
        .btn-login-nav {
            color: var(--text-primary) !important;
            font-weight: 600;
            padding: 8px 20px !important;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-smooth);
        }
        .btn-login-nav:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan) !important;
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
        }
        .btn-signup-nav {
            background: var(--accent-electric);
            color: #fff !important;
            font-weight: 700;
            padding: 9px 24px !important;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 16px rgba(0, 82, 255, 0.5);
            transition: all var(--transition-smooth);
            margin-left: 6px;
        }
        .btn-signup-nav:hover {
            background: #0040D0;
            box-shadow: 0 6px 22px rgba(0, 82, 255, 0.7);
            transform: translateY(-1px);
        }
        /* Hero */
        .hero-section {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 30% 40%, rgba(0, 82, 255, 0.18), transparent 70%),
                        radial-gradient(circle at 80% 60%, rgba(0, 240, 255, 0.12), transparent 70%),
                        var(--primary-deep);
            position: relative;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.35);
            color: var(--accent-cyan);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.4px;
            margin-bottom: 24px;
        }
        .hero-title {
            font-weight: 900;
            font-size: 3.4rem;
            line-height: 1.18;
            letter-spacing: -0.6px;
            margin-bottom: 22px;
            background: linear-gradient(to right, #fff, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 620px;
            margin-bottom: 36px;
            line-height: 1.65;
        }
        .btn-hero-primary {
            background: var(--accent-cyan);
            color: #000;
            font-weight: 700;
            padding: 15px 36px;
            border-radius: var(--radius-pill);
            font-size: 1.05rem;
            box-shadow: 0 4px 28px rgba(0, 240, 255, 0.55);
            transition: all var(--transition-smooth);
            margin-right: 14px;
        }
        .btn-hero-primary:hover {
            background: #fff;
            box-shadow: 0 6px 32px rgba(0, 240, 255, 0.7);
            transform: scale(1.04);
        }
        .btn-hero-outline {
            background: transparent;
            border: 1.5px solid rgba(255,255,255,0.45);
            color: #fff;
            font-weight: 600;
            padding: 15px 32px;
            border-radius: var(--radius-pill);
            font-size: 1.05rem;
            transition: all var(--transition-smooth);
        }
        .btn-hero-outline:hover {
            border-color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.06);
        }
        /* Cards */
        .card-glass {
            background: var(--primary-card);
            border: 1px solid var(--border-glow);
            border-radius: var(--radius-card);
            transition: all var(--transition-smooth);
        }
        .card-glass:hover {
            border-color: rgba(0, 240, 255, 0.6);
            box-shadow: 0 8px 24px rgba(0, 240, 255, 0.15);
            transform: translateY(-4px);
        }
        .icon-badge {
            width: 44px;
            height: 44px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.2rem;
        }
        .section-title {
            font-weight: 800;
            font-size: 2.2rem;
            letter-spacing: -0.4px;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .text-muted-custom {
            color: var(--text-muted);
        }
        .text-secondary-custom {
            color: var(--text-secondary);
        }
        /* Stats Block */
        .stat-box {
            background: var(--primary-card);
            border-left: 3px solid var(--accent-cyan);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }
        /* FAQ */
        .faq-item {
            background: var(--primary-card);
            border: 1px solid rgba(255,255,255,0.05);
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            padding: 20px 24px;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.3);
            background: rgba(0, 240, 255, 0.02);
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-primary);
        }
        .faq-answer {
            color: var(--text-secondary);
            margin-top: 10px;
        }
        /* Footer */
        .footer-custom {
            background: var(--primary-surface);
            border-top: 1px solid rgba(255,255,255,0.05);
            padding: 40px 0;
            margin-top: 80px;
        }
        /* Responsive */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.6rem;
            }
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-section {
                padding: 130px 0 70px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                display: block;
                width: 100%;
                margin-bottom: 12px;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-deep: #08090F;
            --primary-surface: #0D111E;
            --primary-card: #131A2B;
            --accent-electric: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-hot: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #7B8BA3;
            --border-glow: rgba(0, 240, 255, 0.25);
            --shadow-neon: 0 0 18px rgba(0, 240, 255, 0.45);
            --shadow-electric: 0 0 22px rgba(0, 82, 255, 0.4);
            --radius-pill: 50px;
            --radius-card: 16px;
            --radius-sm: 10px;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-display: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --spacing-section: 90px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            background-color: var(--primary-deep);
            color: var(--text-primary);
            font-family: var(--font-display);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            margin: 0;
            padding: 0;
        }

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

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

        button {
            border: none;
            cursor: pointer;
            font-family: var(--font-display);
        }

        .container-custom {
            max-width: 1260px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Navbar */
        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(8, 9, 15, 0.88);
            backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 14px 0;
            transition: background var(--transition-smooth);
        }

        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: -0.2px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            max-width: 420px;
        }

        .nav-link-custom {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-secondary) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-pill);
            transition: all var(--transition-smooth);
            margin: 0 2px;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--accent-cyan) !important;
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }

        .btn-login-nav {
            color: var(--text-primary) !important;
            font-weight: 600;
            padding: 8px 20px !important;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-smooth);
        }

        .btn-login-nav:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan) !important;
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
        }

        .btn-signup-nav {
            background: var(--accent-electric);
            color: #fff !important;
            font-weight: 700;
            padding: 9px 24px !important;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 16px rgba(0, 82, 255, 0.5);
            transition: all var(--transition-smooth);
            margin-left: 6px;
        }

        .btn-signup-nav:hover {
            background: #0040D0;
            box-shadow: 0 6px 22px rgba(0, 82, 255, 0.7);
            transform: translateY(-1px);
        }

        /* Hero Section */
        .hero-section {
            padding: 180px 0 110px;
            background: radial-gradient(circle at 30% 40%, rgba(0, 82, 255, 0.18), transparent 70%),
                        radial-gradient(circle at 80% 60%, rgba(0, 240, 255, 0.12), transparent 70%),
                        var(--primary-deep);
            position: relative;
            overflow: hidden;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.35);
            color: var(--accent-cyan);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.4px;
            margin-bottom: 24px;
        }

        .hero-title {
            font-weight: 900;
            font-size: 3rem;
            line-height: 1.18;
            letter-spacing: -0.6px;
            margin-bottom: 22px;
            background: linear-gradient(to right, #fff, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 620px;
            margin-bottom: 36px;
            line-height: 1.65;
        }

        .btn-hero-primary {
            background: var(--accent-cyan);
            color: #000;
            font-weight: 700;
            padding: 15px 36px;
            border-radius: var(--radius-pill);
            font-size: 1.05rem;
            box-shadow: 0 4px 28px rgba(0, 240, 255, 0.55);
            transition: all var(--transition-smooth);
            margin-right: 14px;
            display: inline-block;
        }

        .btn-hero-primary:hover {
            background: #fff;
            box-shadow: 0 6px 32px rgba(0, 240, 255, 0.7);
            transform: scale(1.04);
            color: #000;
        }

        .btn-hero-outline {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.45);
            color: #fff;
            font-weight: 600;
            padding: 14px 34px;
            border-radius: var(--radius-pill);
            font-size: 1rem;
            transition: all var(--transition-smooth);
            display: inline-block;
        }

        .btn-hero-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.25);
        }

        /* Sections */
        .section-padding {
            padding: var(--spacing-section) 0;
        }

        .section-label {
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-weight: 800;
            font-size: 2.4rem;
            line-height: 1.25;
            margin-bottom: 18px;
            color: #fff;
        }

        .section-desc {
            color: var(--text-secondary);
            font-size: 1.05rem;
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 40px;
        }

        /* Glass card */
        .glass-card {
            background: rgba(19, 26, 43, 0.7);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 240, 255, 0.18);
            border-radius: var(--radius-card);
            padding: 32px;
            transition: all var(--transition-smooth);
            height: 100%;
        }

        .glass-card:hover {
            border-color: rgba(0, 240, 255, 0.45);
            box-shadow: 0 12px 32px rgba(0, 240, 255, 0.15);
            transform: translateY(-4px);
        }

        .glass-card-icon {
            width: 56px;
            height: 56px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 1.6rem;
            color: var(--accent-cyan);
        }

        .glass-card h4 {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 10px;
            color: #fff;
        }

        .glass-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* Metric cards */
        .metric-card {
            background: var(--primary-card);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
        }

        .metric-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
        }

        .metric-number {
            font-size: 2.6rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
            margin-bottom: 8px;
        }

        .metric-label {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
        }

        /* Strategy list */
        .strategy-item {
            display: flex;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            align-items: flex-start;
        }

        .strategy-index {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 240, 255, 0.3);
        }

        .strategy-content h5 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: #fff;
        }

        .strategy-content p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.65;
            margin: 0;
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            background: var(--primary-card);
            border: 1px solid rgba(0, 240, 255, 0.15);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }

        .faq-accordion .accordion-button {
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 24px;
            box-shadow: none;
            border: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: rgba(0, 240, 255, 0.06);
            color: var(--accent-cyan);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(0, 240, 255, 0.4);
        }

        .faq-accordion .accordion-body {
            color: var(--text-secondary);
            padding: 0 24px 20px;
            line-height: 1.7;
            font-size: 0.95rem;
        }

        /* CTA */
        .cta-section {
            background: radial-gradient(circle at 50% 50%, rgba(0, 82, 255, 0.2), transparent 60%),
                        var(--primary-surface);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-card);
            padding: 60px 40px;
            text-align: center;
        }

        .cta-section h3 {
            font-weight: 800;
            font-size: 2rem;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: var(--text-secondary);
            margin-bottom: 28px;
            font-size: 1.05rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-glow {
            background: var(--accent-cyan);
            color: #000;
            font-weight: 700;
            padding: 16px 42px;
            border-radius: var(--radius-pill);
            font-size: 1.05rem;
            box-shadow: 0 4px 30px rgba(0, 240, 255, 0.55);
            transition: all var(--transition-smooth);
            display: inline-block;
        }

        .btn-cta-glow:hover {
            background: #fff;
            box-shadow: 0 6px 36px rgba(0, 240, 255, 0.7);
            transform: scale(1.04);
            color: #000;
        }

        /* Footer */
        .footer-custom {
            background: var(--primary-deep);
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            padding: 36px 0;
            margin-top: 40px;
        }

        .footer-custom p {
            margin-bottom: 6px;
        }

        .text-muted {
            color: var(--text-muted) !important;
        }

        .small {
            font-size: 0.85rem;
        }

        /* FAB */
        .fab-custom {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 1040;
            width: 54px;
            height: 54px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(12px);
            border: 2px solid var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.4rem;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.5);
            transition: all var(--transition-smooth);
            cursor: pointer;
            animation: floatFab 3s ease-in-out infinite;
        }

        .fab-custom:hover {
            background: var(--accent-cyan);
            color: #000;
            box-shadow: 0 0 28px rgba(0, 240, 255, 0.8);
            transform: scale(1.1);
        }

        @keyframes floatFab {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

        /* Responsive */
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .glass-card {
                padding: 24px;
            }
            .metric-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 576px) {
            .hero-section {
                padding: 140px 0 80px;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                display: block;
                width: 100%;
                margin: 8px 0;
                text-align: center;
            }
            .section-padding {
                padding: 60px 0;
            }
            .cta-section {
                padding: 40px 20px;
            }
            .navbar-brand-custom {
                font-size: 0.85rem;
                max-width: 220px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-deep: #08090F;
            --primary-surface: #0D111E;
            --primary-card: #131A2B;
            --accent-electric: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-hot: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #7B8BA3;
            --border-glow: rgba(0, 240, 255, 0.25);
            --shadow-neon: 0 0 18px rgba(0, 240, 255, 0.45);
            --shadow-electric: 0 0 22px rgba(0, 82, 255, 0.4);
            --radius-pill: 50px;
            --radius-card: 16px;
            --radius-sm: 10px;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-display: 'Segoe UI', 'Inter', system-ui, -apple-system, sans-serif;
            --spacing-section: 90px;
        }

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

        body {
            background-color: var(--primary-deep);
            color: var(--text-primary);
            font-family: var(--font-display);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            padding-top: 72px;
        }

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

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

        button {
            border: none;
            cursor: pointer;
            font-family: var(--font-display);
        }

        .container-custom {
            max-width: 1260px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .navbar-custom {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1050;
            background: rgba(8, 9, 15, 0.92);
            backdrop-filter: blur(20px) saturate(200%);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 14px 0;
            transition: background var(--transition-smooth);
        }

        .navbar-brand-custom {
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: -0.2px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
            max-width: 420px;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .nav-link-custom {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-secondary) !important;
            padding: 8px 16px !important;
            border-radius: var(--radius-pill);
            transition: all var(--transition-smooth);
            margin: 0 2px;
        }

        .nav-link-custom:hover,
        .nav-link-custom.active {
            color: var(--accent-cyan) !important;
            background: rgba(0, 240, 255, 0.08);
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }

        .btn-login-nav {
            color: var(--text-primary) !important;
            font-weight: 600;
            padding: 8px 20px !important;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-smooth);
            font-size: 0.9rem;
        }

        .btn-login-nav:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan) !important;
            box-shadow: 0 0 14px rgba(0, 240, 255, 0.35);
        }

        .btn-signup-nav {
            background: var(--accent-electric);
            color: #fff !important;
            font-weight: 700;
            padding: 9px 24px !important;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 18px rgba(0, 82, 255, 0.55);
            transition: all var(--transition-smooth);
            margin-left: 6px;
            font-size: 0.9rem;
        }

        .btn-signup-nav:hover {
            background: #0040D0;
            box-shadow: 0 6px 24px rgba(0, 82, 255, 0.75);
            transform: translateY(-1px);
        }

        .page-hero-section {
            padding: 100px 0 70px;
            background: radial-gradient(circle at 25% 45%, rgba(0, 82, 255, 0.2), transparent 65%),
                        radial-gradient(circle at 75% 55%, rgba(0, 240, 255, 0.14), transparent 65%),
                        var(--primary-deep);
            position: relative;
            overflow: hidden;
        }

        .page-hero-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 0, 127, 0.06), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.35);
            color: var(--accent-cyan);
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.4px;
            margin-bottom: 24px;
        }

        .page-hero-title {
            font-weight: 900;
            font-size: 3rem;
            line-height: 1.2;
            letter-spacing: -0.6px;
            margin-bottom: 20px;
            background: linear-gradient(to right, #fff, #00F0FF);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .stat-pill {
            display: inline-flex;
            align-items: center;
            background: rgba(0, 82, 255, 0.15);
            border: 1px solid rgba(0, 82, 255, 0.35);
            padding: 8px 20px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            color: var(--accent-cyan);
            font-size: 0.9rem;
            margin-right: 14px;
            margin-bottom: 8px;
            white-space: nowrap;
        }

        .stat-pill i {
            margin-right: 8px;
            font-size: 0.85rem;
        }

        .glass-card {
            background: rgba(19, 26, 43, 0.7);
            backdrop-filter: blur(14px) saturate(180%);
            border: 1px solid rgba(0, 240, 255, 0.18);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .glass-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }

        .glass-card.featured-card {
            border-color: var(--accent-electric);
            box-shadow: 0 0 28px rgba(0, 82, 255, 0.3);
            background: rgba(13, 17, 30, 0.85);
            position: relative;
        }

        .featured-card::after {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric), var(--accent-hot));
            border-radius: var(--radius-card);
            z-index: -1;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .featured-card:hover::after {
            opacity: 0.5;
        }

        .badge-hot {
            position: absolute;
            top: 16px;
            right: 16px;
            background: linear-gradient(135deg, #FF007F, #FF0055);
            color: #fff;
            font-weight: 700;
            font-size: 0.72rem;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.6px;
            text-transform: uppercase;
            box-shadow: 0 0 14px rgba(255, 0, 127, 0.5);
            z-index: 2;
        }

        .game-img-wrapper {
            position: relative;
            border-radius: 14px;
            overflow: hidden;
            margin-bottom: 22px;
            aspect-ratio: 16/9;
            background: rgba(0,0,0,0.3);
        }

        .game-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .game-provider-tag {
            display: inline-block;
            background: rgba(255,255,255,0.08);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            color: var(--text-muted);
            font-weight: 600;
            margin-bottom: 10px;
        }

        .game-card-title {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .game-card-desc {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 18px;
        }

        .rtp-badge {
            display: inline-flex;
            align-items: center;
            background: rgba(0, 255, 100, 0.1);
            border: 1px solid rgba(0, 255, 100, 0.3);
            color: #00FF64;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 0.82rem;
            margin-right: 8px;
            margin-bottom: 8px;
        }

        .btn-play-now {
            display: inline-block;
            width: 100%;
            background: linear-gradient(135deg, var(--accent-electric), #0038CC);
            color: #fff;
            font-weight: 700;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            text-align: center;
            box-shadow: 0 4px 18px rgba(0, 82, 255, 0.45);
            transition: all var(--transition-smooth);
            font-size: 0.95rem;
            letter-spacing: 0.2px;
        }

        .btn-play-now:hover {
            background: linear-gradient(135deg, #0066FF, #0052FF);
            box-shadow: 0 6px 24px rgba(0, 240, 255, 0.55);
            transform: scale(1.02);
            color: #fff;
        }

        .section-title-block {
            margin-bottom: 48px;
            text-align: left;
        }

        .section-label {
            display: inline-block;
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 0.82rem;
            letter-spacing: 0.8px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-heading {
            font-weight: 900;
            font-size: 2.2rem;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .section-heading span {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-electric));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .method-card {
            background: rgba(19, 26, 43, 0.6);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: var(--radius-card);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-smooth);
            height: 100%;
        }

        .method-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.2);
            transform: translateY(-3px);
        }

        .method-icon {
            width: 60px;
            height: 60px;
            margin: 0 auto 18px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-cyan);
        }

        .method-card h4 {
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

        .method-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 0;
        }

        .faq-item {
            background: rgba(19, 26, 43, 0.5);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            margin-bottom: 16px;
            transition: all var(--transition-smooth);
        }

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.1);
        }

        .faq-item h4 {
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }

        .faq-item p {
            font-size: 0.94rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        .cta-section {
            background: radial-gradient(circle at 50% 50%, rgba(0, 82, 255, 0.25), transparent 70%),
                        var(--primary-surface);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: 24px;
            padding: 60px 40px;
            text-align: center;
            margin: 70px 0 50px;
        }

        .cta-title {
            font-weight: 900;
            font-size: 2rem;
            margin-bottom: 16px;
            color: #fff;
        }

        .cta-desc {
            color: var(--text-secondary);
            margin-bottom: 32px;
            font-size: 1.05rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            background: var(--accent-cyan);
            color: #000;
            font-weight: 700;
            padding: 15px 40px;
            border-radius: var(--radius-pill);
            font-size: 1.05rem;
            box-shadow: 0 4px 28px rgba(0, 240, 255, 0.5);
            transition: all var(--transition-smooth);
            display: inline-block;
        }

        .btn-cta-primary:hover {
            background: #fff;
            box-shadow: 0 6px 34px rgba(0, 240, 255, 0.7);
            transform: scale(1.04);
            color: #000;
        }

        .footer-custom {
            background: var(--primary-surface);
            border-top: 1px solid rgba(0, 240, 255, 0.1);
            padding: 36px 0;
            margin-top: 40px;
        }

        .footer-custom p {
            margin: 4px 0;
        }

        .fab-custom {
            position: fixed;
            left: 20px;
            bottom: 96px;
            z-index: 1060;
            width: 56px;
            height: 56px;
            background: rgba(8, 9, 15, 0.7);
            backdrop-filter: blur(14px);
            border: 2px solid transparent;
            border-image: linear-gradient(135deg, #00F0FF, #0052FF) 1;
            border-radius: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #00F0FF;
            font-size: 1.3rem;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.45);
            transition: all var(--transition-smooth);
            cursor: pointer;
            animation: fabPulse 2.6s ease-in-out infinite;
        }

        .fab-custom:hover {
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.7);
            transform: scale(1.1);
            color: #fff;
        }

        @keyframes fabPulse {
            0%, 100% { box-shadow: 0 0 18px rgba(0, 240, 255, 0.4); }
            50% { box-shadow: 0 0 28px rgba(0, 240, 255, 0.65); }
        }

        .fab-notification-dot {
            position: absolute;
            top: 8px;
            right: 8px;
            width: 10px;
            height: 10px;
            background: #FF007F;
            border-radius: 50%;
            box-shadow: 0 0 8px #FF007F;
            animation: blinkDot 1.2s ease-in-out infinite;
        }

        @keyframes blinkDot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        @media (max-width: 1024px) {
            .page-hero-title { font-size: 2.4rem; }
            .section-heading { font-size: 1.8rem; }
            .cta-title { font-size: 1.7rem; }
        }

        @media (max-width: 768px) {
            .page-hero-title { font-size: 2rem; }
            .page-hero-desc { font-size: 0.98rem; }
            .section-heading { font-size: 1.6rem; }
            .glass-card { padding: 24px 18px; }
            .cta-section { padding: 40px 22px; }
            .cta-title { font-size: 1.5rem; }
            .fab-custom { width: 50px; height: 50px; left: 14px; bottom: 80px; font-size: 1.1rem; }
            .navbar-brand-custom { font-size: 0.9rem; max-width: 260px; }
        }

        @media (max-width: 520px) {
            .page-hero-title { font-size: 1.7rem; }
            .stat-pill { font-size: 0.78rem; padding: 6px 14px; margin-right: 6px; }
            .section-heading { font-size: 1.4rem; }
            .btn-play-now { font-size: 0.9rem; padding: 10px 20px; }
        }