:root {
            --primary: #FFD700;
            --secondary: #B8860B;
            --accent: #FDB913;
            --cta: #00C805;
            --bg-default: #0B0E11;
            --bg-paper: #1E2329;
            --bg-subtle: #2B3139;
            --text-primary: #FFFFFF;
            --text-secondary: #B7BDC6;
            --text-link: #F0B90B;
            --success: #0ECB81;
            --error: #F6465D;
            --border-default: #474D57;
            --radius: 12px;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background-color: var(--bg-default);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', sans-serif;
            font-size: 16px;
            line-height: 1.5;
            overflow-x: hidden;
        }

        header {
            height: 60px;
            background: var(--bg-paper);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-default);
        }

        .header-left { display: flex; align-items: center; gap: 8px; }
        .header-left img { width: 25px; height: 25px; border-radius: 4px; }
        .header-left strong { font-size: 16px; font-weight: normal; color: var(--primary); }

        .header-right { display: flex; gap: 10px; }
        .btn {
            padding: 6px 16px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            font-size: 14px;
        }
        .btn-login { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
        .btn-register { background: var(--primary); color: #000; }

        .main-content { padding-bottom: 80px; }

        .banner { width: 100%; aspect-ratio: 2/1; cursor: pointer; display: block; }
        .banner img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-section {
            background: linear-gradient(180deg, #1E2329 0%, #0B0E11 100%);
            margin: 15px;
            padding: 20px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid var(--secondary);
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.1);
        }
        .jackpot-label { color: var(--primary); font-size: 18px; font-weight: bold; margin-bottom: 10px; text-transform: uppercase; }
        .jackpot-amount {
            font-family: 'Inter', sans-serif;
            font-size: 32px;
            color: var(--primary);
            font-weight: 700;
            text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
        }

        .intro-card { margin: 15px; padding: 20px; background: var(--bg-paper); border-radius: var(--radius); border-left: 4px solid var(--primary); }
        .intro-card h1 { font-size: 24px; color: var(--primary); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 14px; text-align: justify; }

        .section-title { margin: 20px 15px 10px; font-size: 20px; display: flex; align-items: center; gap: 10px; color: var(--primary); }
        .section-title::before { content: ''; width: 4px; height: 20px; background: var(--primary); border-radius: 2px; }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0 15px; }
        .game-card { background: var(--bg-paper); border-radius: var(--radius); overflow: hidden; text-decoration: none; border: 1px solid var(--bg-subtle); transition: transform 0.2s; }
        .game-card:active { transform: scale(0.95); }
        .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); }

        .payment-section { margin: 20px 15px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
        .payment-item { background: var(--bg-paper); padding: 10px; border-radius: 8px; text-align: center; border: 1px solid var(--bg-subtle); }
        .payment-item i { font-size: 20px; color: var(--accent); margin-bottom: 5px; display: block; }
        .payment-item span { font-size: 10px; color: var(--text-secondary); }

        .guide-section { padding: 15px; display: flex; flex-direction: column; gap: 15px; }
        .guide-item { background: var(--bg-paper); padding: 15px; border-radius: var(--radius); }
        .guide-item h2 { font-size: 18px; color: var(--primary); margin-bottom: 8px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

        .marquee-container { background: var(--bg-paper); margin: 15px; padding: 10px; border-radius: var(--radius); overflow: hidden; }
        .marquee-track { display: flex; flex-direction: column; animation: scrollUp 20s linear infinite; }
        .win-item { padding: 8px; border-bottom: 1px solid var(--bg-subtle); display: flex; justify-content: space-between; font-size: 12px; }
        .win-user { color: var(--success); }
        .win-amount { color: var(--primary); font-weight: bold; }
        @keyframes scrollUp { 0% { transform: translateY(0); } 100% { transform: translateY(-50%); } }

        .provider-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 0 15px; }
        .provider-item { background: linear-gradient(45deg, var(--bg-paper), var(--bg-subtle)); padding: 15px; text-align: center; border-radius: 8px; font-weight: bold; color: var(--accent); }

        .reviews-section { padding: 15px; display: flex; flex-direction: column; gap: 12px; }
        .review-card { background: var(--bg-paper); padding: 15px; border-radius: var(--radius); border: 1px solid var(--bg-subtle); }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
        .review-header i { font-size: 24px; color: var(--secondary); }
        .review-name { font-weight: bold; font-size: 14px; }
        .review-rating { color: var(--primary); font-size: 12px; }
        .review-text { font-size: 13px; color: var(--text-secondary); font-style: italic; }

        .faq-section { padding: 15px; }
        .faq-item { margin-bottom: 12px; background: var(--bg-paper); border-radius: 8px; padding: 15px; }
        .faq-item h3 { font-size: 16px; color: var(--primary); margin-bottom: 8px; }
        .faq-item p { font-size: 14px; color: var(--text-secondary); }

        .security-section { margin: 15px; padding: 20px; background: #12161c; border-radius: var(--radius); text-align: center; border: 1px dotted var(--border-default); }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 24px; color: var(--success); }
        .security-text { font-size: 12px; color: var(--text-secondary); }

        .navigator {
            position: fixed; bottom: 0; left: 0; right: 0; height: 65px;
            background: var(--bg-paper); display: flex; justify-content: space-around; align-items: center;
            border-top: 1px solid var(--border-default); z-index: 1000;
        }
        .nav-item { text-decoration: none; color: var(--text-secondary); display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 12px; }
        .nav-item i { font-size: 20px; }
        .nav-item.active { color: var(--primary); }

        footer { background: #07090c; padding: 30px 15px 100px; border-top: 1px solid var(--bg-subtle); }
        .footer-contact { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 30px; }
        .footer-contact a { color: var(--text-link); text-decoration: none; font-size: 14px; display: flex; align-items: center; gap: 8px; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 30px; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 13px; }
        .footer-bottom { text-align: center; font-size: 12px; color: var(--text-disabled); padding-top: 20px; border-top: 1px solid var(--bg-subtle); }

        @media (min-width: 768px) {
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .provider-grid { grid-template-columns: repeat(4, 1fr); }
            .guide-section { display: grid; grid-template-columns: 1fr 1fr; }
        }