:root {
            --primary-gold: #FFD700;
            --primary-gold-hover: #FFC107;
            --secondary-gold: #B8860B;
            --accent-green: #00E676;
            --bg-main: #0B0E11;
            --bg-surface: #1C1F2B;
            --bg-surface-alt: #2D323E;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B3B8;
            --border-default: #3A3F4B;
            --font-bangla: 'Hind Siliguri', sans-serif;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: var(--font-bangla);
            line-height: 1.5;
            padding-bottom: 70px;
        }

        header {
            background-color: var(--bg-surface);
            padding: 10px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-default);
        }
        header .brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-primary); }
        header .brand img { width: 25px; height: 25px; object-fit: contain; }
        header .brand strong { font-size: 16px; font-weight: 400; }
        header .auth-btns { display: flex; gap: 10px; }
        header button {
            padding: 8px 16px;
            border-radius: 8px;
            border: none;
            font-weight: 600;
            cursor: pointer;
            font-family: var(--font-bangla);
        }
        .btn-login { background: transparent; color: var(--primary-gold); border: 1px solid var(--primary-gold); }
        .btn-register { background: var(--primary-gold); color: #000; }

        main { max-width: 800px; margin: 0 auto; padding: 10px; }
        .banner { width: 100%; aspect-ratio: 2/1; border-radius: 12px; overflow: hidden; margin-bottom: 20px; cursor: pointer; }
        .banner img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-container {
            background: linear-gradient(145deg, #1c1f2b, #0b0e11);
            border: 2px solid var(--secondary-gold);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            margin-bottom: 20px;
        }
        .jackpot-title { color: var(--primary-gold); font-size: 20px; font-weight: 700; margin-bottom: 10px; }
        .jackpot-amount { font-size: 32px; font-weight: 700; color: var(--accent-green); text-shadow: 0 0 10px rgba(0,230,118,0.3); }

        .intro-card { background: var(--bg-surface); padding: 20px; border-radius: 12px; margin-bottom: 20px; border: 1px solid var(--border-default); }
        .intro-card h1 { font-size: 24px; color: var(--primary-gold); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 14px; }

        .section-title { font-size: 20px; margin: 20px 0 15px; display: flex; align-items: center; gap: 10px; border-left: 4px solid var(--primary-gold); padding-left: 10px; }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 20px; }
        .game-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; text-decoration: none; transition: transform 0.2s; border: 1px solid var(--border-default); }
        .game-card:active { transform: scale(0.98); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
        .game-card h3 { padding: 8px; font-size: 14px; text-align: center; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payment-section { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 20px; }
        .pay-item { background: var(--bg-surface-alt); padding: 10px; border-radius: 8px; text-align: center; }
        .pay-item i { font-size: 20px; color: var(--primary-gold); display: block; margin-bottom: 5px; }
        .pay-item span { font-size: 10px; color: var(--text-secondary); }

        .guide-section { background: var(--bg-surface); padding: 15px; border-radius: 12px; margin-bottom: 20px; }
        .guide-item { margin-bottom: 15px; padding-bottom: 15px; border-bottom: 1px solid var(--border-default); }
        .guide-item:last-child { border-bottom: none; }
        .guide-item h3 { color: var(--primary-gold); font-size: 18px; margin-bottom: 8px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); text-align: justify; }

        .winners-marquee { background: var(--bg-surface-alt); padding: 15px; border-radius: 12px; overflow: hidden; margin-bottom: 20px; }
        .winners-track { height: 150px; overflow-y: hidden; }
        .winner-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border-default); font-size: 13px; animation: scrollUp 20s linear infinite; }
        @keyframes scrollUp { 0% { transform: translateY(0); } 100% { transform: translateY(-100%); } }

        .provider-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 20px; }
        .provider-item { background: linear-gradient(90deg, var(--bg-surface), var(--bg-surface-alt)); padding: 15px; border-radius: 8px; text-align: center; color: var(--primary-gold); font-weight: 600; border: 1px solid var(--border-default); }

        .review-card { background: var(--bg-surface); padding: 15px; border-radius: 12px; margin-bottom: 15px; border: 1px solid var(--border-default); }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { font-size: 24px; color: var(--text-secondary); background: var(--bg-surface-alt); padding: 10px; border-radius: 50%; }
        .rating { color: var(--primary-gold); font-size: 12px; }
        .review-content { font-size: 13px; color: var(--text-secondary); }
        .review-date { font-size: 11px; color: var(--muted); margin-top: 8px; display: block; }

        .faq-section { margin-bottom: 20px; }
        .faq-item { background: var(--bg-surface); border-radius: 8px; margin-bottom: 10px; border: 1px solid var(--border-default); overflow: hidden; }
        .faq-question { padding: 15px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; color: var(--primary-gold); }
        .faq-answer { padding: 0 15px 15px; font-size: 14px; color: var(--text-secondary); }

        .security-badge { background: var(--bg-surface); padding: 20px; border-radius: 12px; text-align: center; border: 1px solid var(--border-default); }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 24px; color: var(--accent-green); }
        .age-limit { border: 2px solid var(--semantic-error, #FF3D00); width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 10px; font-weight: bold; color: #FF3D00; }

        .navigator { position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-surface); display: flex; justify-content: space-around; padding: 10px 0; border-top: 1px solid var(--border-default); z-index: 1000; }
        .nav-item { text-align: center; text-decoration: none; color: var(--text-secondary); font-size: 12px; }
        .nav-item i { display: block; font-size: 20px; margin-bottom: 3px; }
        .nav-item:active { color: var(--primary-gold); }

        footer { background: var(--bg-main); padding: 30px 15px 100px; border-top: 1px solid var(--border-default); }
        .footer-contact { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 20px; }
        .footer-link { color: var(--text-secondary); text-decoration: none; font-size: 13px; background: var(--bg-surface); padding: 10px; border-radius: 6px; text-align: center; border: 1px solid var(--border-default); }
        .footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 30px; }
        .footer-grid a { color: var(--text-secondary); text-decoration: none; font-size: 13px; margin-bottom: 8px; display: block; }
        .copyright { text-align: center; font-size: 12px; color: var(--text-secondary); padding-top: 20px; border-top: 1px solid var(--border-default); }