:root {
            --primary: #FFD700;
            --secondary: #C5A059;
            --accent: #E6B800;
            --highlight: #FFCC00;
            --bg-main: #0B0E11;
            --bg-secondary: #181A20;
            --bg-tertiary: #2B2F36;
            --overlay: rgba(0, 0, 0, 0.7);
            --success: #02C076;
            --warning: #FAD30A;
            --error: #F6465D;
            --info: #3A7BFF;
            --text-primary: #FFFFFF;
            --text-secondary: #848E9C;
            --text-muted: #474D57;
            --text-inverse: #0B0E11;
            --border-light: #2F3336;
            --border-medium: #474D57;
            --border-dark: #1E2329;
            --font-primary: 'Hind Siliguri', sans-serif;
            --font-secondary: 'Roboto', sans-serif;
            --font-accent: 'Poppins', sans-serif;
        }
        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: var(--font-primary);
            margin: 0;
            padding: 0;
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
        }
        header {
            background-color: var(--bg-secondary);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-light);
        }
        header .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        header img {
            width: 25px;
            height: 25px;
            border-radius: 4px;
        }
        header strong {
            font-size: 16px;
            font-weight: 400;
            color: var(--text-primary);
        }
        header .auth-buttons {
            display: flex;
            gap: 10px;
        }
        .btn {
            padding: 8px 16px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-family: var(--font-primary);
            transition: 0.3s;
            border: none;
            font-size: 14px;
        }
        .btn-login {
            background-color: var(--bg-tertiary);
            color: var(--text-primary);
            border: 1px solid var(--border-medium);
        }
        .btn-register {
            background-color: var(--primary);
            color: var(--text-inverse);
        }
        .btn:hover { opacity: 0.9; transform: translateY(-1px); }
        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .banner-container {
            margin: 15px 0;
            cursor: pointer;
        }
        .banner-img {
            width: 100%;
            aspect-ratio: 2/1;
            object-fit: cover;
            border-radius: 15px;
            display: block;
        }
        .reward-section {
            background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
            padding: 30px 20px;
            border-radius: 20px;
            text-align: center;
            margin-bottom: 25px;
            border: 1px solid var(--border-light);
        }
        .reward-section h2 { color: var(--primary); margin-bottom: 15px; }
        .reward-section p { color: var(--text-secondary); margin-bottom: 20px; }
        .btn-large {
            background-color: var(--primary);
            color: var(--text-inverse);
            padding: 15px 40px;
            font-size: 18px;
            border-radius: 12px;
            font-weight: bold;
            display: inline-block;
            text-decoration: none;
        }
        .intro-card {
            background-color: var(--bg-secondary);
            padding: 30px;
            border-radius: 20px;
            text-align: center;
            margin-bottom: 30px;
            border: 1px solid var(--border-light);
        }
        .intro-card h1 {
            font-size: 32px;
            color: var(--primary);
            margin: 0 0 15px 0;
        }
        .intro-card p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .section-title {
            font-size: 24px;
            margin: 30px 0 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title::before {
            content: '';
            width: 4px;
            height: 24px;
            background: var(--primary);
            display: inline-block;
            border-radius: 2px;
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
        .game-card {
            background-color: var(--bg-secondary);
            border-radius: 15px;
            overflow: hidden;
            text-decoration: none;
            border: 1px solid var(--border-dark);
            transition: 0.3s;
        }
        .game-card:hover { border-color: var(--primary); transform: scale(1.02); }
        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
        }
        .game-card h3 {
            padding: 12px;
            margin: 0;
            font-size: 16px;
            color: var(--text-primary);
            text-align: center;
        }
        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }
        .payment-item {
            background-color: var(--bg-secondary);
            padding: 15px;
            text-align: center;
            border-radius: 12px;
            border: 1px solid var(--border-light);
            font-size: 13px;
            color: var(--text-secondary);
        }
        .payment-item i {
            display: block;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .guide-card {
            background-color: var(--bg-secondary);
            padding: 20px;
            border-radius: 15px;
            border-left: 4px solid var(--primary);
        }
        .guide-card h3 { margin-top: 0; color: var(--primary); font-size: 18px; }
        .guide-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 0; }
        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .review-card {
            background-color: var(--bg-secondary);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-light);
        }
        .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }
        .review-header i { font-size: 30px; color: var(--primary); }
        .review-user { font-weight: bold; font-size: 15px; }
        .review-stars { color: var(--warning); font-size: 14px; margin-bottom: 10px; }
        .review-text { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }
        .review-date { font-size: 12px; color: var(--text-muted); text-align: right; margin-top: 10px; }
        .lottery-list {
            background-color: var(--bg-secondary);
            border-radius: 15px;
            padding: 20px;
            margin-bottom: 30px;
            border: 1px solid var(--border-light);
        }
        .lottery-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-dark);
            font-size: 14px;
        }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-user { color: var(--text-primary); }
        .lottery-game { color: var(--text-secondary); }
        .lottery-win { color: var(--primary); font-weight: bold; }
        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }
        .provider-item {
            background: linear-gradient(45deg, var(--bg-tertiary), var(--bg-secondary));
            padding: 15px;
            text-align: center;
            border-radius: 10px;
            color: var(--primary);
            font-weight: bold;
            border: 1px solid var(--border-light);
        }
        .faq-section {
            margin-bottom: 30px;
        }
        .faq-item {
            background-color: var(--bg-secondary);
            margin-bottom: 10px;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-light);
        }
        .faq-question {
            padding: 15px 20px;
            cursor: pointer;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-primary);
        }
        .faq-answer {
            padding: 0 20px 15px 20px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.6;
            border-top: 1px solid var(--border-dark);
        }
        .security-section {
            background-color: var(--bg-secondary);
            padding: 25px;
            border-radius: 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            margin-bottom: 40px;
        }
        .security-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
        }
        .badge {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
        }
        .badge i { color: var(--success); }
        .age-notice {
            color: var(--error);
            font-weight: bold;
            margin: 15px 0;
            display: block;
        }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 65px;
            background-color: var(--bg-secondary);
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 1px solid var(--border-light);
            z-index: 2000;
            padding-bottom: env(safe-area-inset-bottom);
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            transition: 0.3s;
        }
        .nav-item i { font-size: 20px; }
        .nav-item:hover { color: var(--primary); }
        footer {
            background-color: var(--bg-secondary);
            padding: 40px 20px 100px;
            border-top: 1px solid var(--border-light);
            text-align: center;
        }
        .footer-contact {
            margin-bottom: 30px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
        }
        .contact-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }
        .contact-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            border-bottom: 1px solid var(--border-light);
        }
        .footer-columns {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 30px;
            text-align: left;
        }
        .footer-col a {
            display: block;
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 13px;
            margin-bottom: 8px;
        }
        .footer-bottom {
            color: var(--text-muted);
            font-size: 12px;
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
        }
        @media (max-width: 768px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-columns { grid-template-columns: repeat(2, 1fr); }
        }