:root {
            --primary: #FFD700;
            --primary-variant: #C5A021;
            --secondary: #FF3B3F;
            --accent: #00FF7F;
            --bg-default: #0D0D0E;
            --bg-paper: #1A1A1C;
            --bg-surface: #242427;
            --bg-elevated: #2D2D31;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B8;
            --text-disabled: #62626A;
            --on-brand: #000000;
            --border-default: #333338;
            --border-subtle: #252529;
            --border-focus: #FFD700;
            --success: #00C853;
            --error: #FF5252;
            --warning: #FFAB00;
            --info: #2196F3;
            --font-main: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            --font-sec: 'Inter', 'Roboto', 'Arial', sans-serif;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

        body {
            background-color: var(--bg-default);
            color: var(--text-primary);
            font-family: var(--font-main);
            line-height: 1.5;
            overflow-x: hidden;
        }

        header {
            background-color: var(--bg-paper);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            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; object-fit: contain; }
        .header-left strong { font-size: 16px; font-weight: 400; color: var(--primary); }

        .header-right { display: flex; gap: 8px; }
        .btn {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: transform 0.2s;
        }
        .btn-login { background-color: transparent; color: var(--primary); border: 1px solid var(--primary); }
        .btn-register { background-color: var(--primary); color: var(--on-brand); }
        .btn:active { transform: scale(0.95); }

        main { padding-bottom: 80px; max-width: 600px; margin: 0 auto; }

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

        .jackpot-container {
            background: linear-gradient(135deg, var(--bg-surface), var(--bg-paper));
            margin: 16px;
            padding: 20px;
            border-radius: 16px;
            text-align: center;
            border: 1px solid var(--primary-variant);
            box-shadow: 0 0 15px rgba(255, 215, 0, 0.1);
        }
        .jackpot-title { color: var(--primary); font-size: 14px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
        .jackpot-amount { font-size: 32px; font-weight: 700; color: var(--text-primary); font-family: var(--font-sec); }

        .intro-card { background: var(--bg-paper); margin: 16px; padding: 20px; border-radius: 16px; border: 1px solid var(--border-default); }
        .intro-card h1 { font-size: 24px; color: var(--primary); margin-bottom: 12px; line-height: 1.2; }
        .intro-card p { font-size: 14px; color: var(--text-secondary); text-align: justify; }

        .section-title { padding: 0 16px; margin-top: 24px; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
        .section-title h2 { font-size: 20px; font-weight: 600; }
        .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 16px; }
        .game-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; text-decoration: none; border: 1px solid var(--border-subtle); transition: 0.3s; }
        .game-card:hover { border-color: var(--primary); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
        .game-card h3 { padding: 10px; font-size: 14px; color: var(--text-primary); text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payment-section { background: var(--bg-paper); margin: 24px 16px; padding: 20px; border-radius: 16px; }
        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center; }
        .payment-item { display: flex; flex-direction: column; align-items: center; gap: 4px; }
        .payment-item i { font-size: 24px; color: var(--text-secondary); }
        .payment-item span { font-size: 10px; color: var(--text-disabled); }

        .guidelines { padding: 16px; }
        .guide-card { background: var(--bg-surface); padding: 16px; border-radius: 12px; margin-bottom: 12px; border-left: 3px solid var(--primary); }
        .guide-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--primary); }
        .guide-card p { font-size: 14px; color: var(--text-secondary); }

        .lottery-section { background: var(--bg-paper); margin: 16px; border-radius: 16px; overflow: hidden; border: 1px solid var(--border-default); }
        .lottery-row { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border-subtle); }
        .lottery-user { font-size: 14px; font-weight: 500; color: var(--accent); }
        .lottery-game { font-size: 12px; color: var(--text-secondary); }
        .lottery-win { font-family: var(--font-sec); color: var(--primary); font-weight: 600; }

        .provider-wall { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 0 16px; }
        .provider-item { background: var(--bg-surface); padding: 12px; border-radius: 8px; text-align: center; font-weight: 600; color: var(--primary-variant); border: 1px solid var(--border-subtle); }

        .review-section { padding: 16px; }
        .review-card { background: var(--bg-paper); padding: 16px; border-radius: 12px; margin-bottom: 12px; border: 1px solid var(--border-default); }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--text-secondary); }
        .review-info h4 { font-size: 15px; }
        .review-stars { color: var(--warning); font-size: 12px; }
        .review-content { font-size: 14px; color: var(--text-secondary); margin-bottom: 8px; }
        .review-date { font-size: 11px; color: var(--text-disabled); }

        .faq-section { padding: 16px; }
        .faq-item { background: var(--bg-paper); margin-bottom: 10px; border-radius: 8px; overflow: hidden; border: 1px solid var(--border-default); }
        .faq-question { padding: 14px 16px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; color: var(--primary); }
        .faq-answer { padding: 0 16px 14px; font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

        .security-section { padding: 24px 16px; text-align: center; background: var(--bg-surface); border-top: 1px solid var(--border-default); }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 16px; font-size: 24px; color: var(--primary); }
        .security-text { font-size: 12px; color: var(--text-secondary); margin-bottom: 10px; }
        .age-notice { display: inline-block; padding: 4px 12px; border: 1px solid var(--secondary); color: var(--secondary); border-radius: 4px; font-weight: 700; font-size: 14px; margin-top: 8px; }

        .navigator {
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            width: 90%;
            max-width: 500px;
            background: rgba(26, 26, 28, 0.95);
            backdrop-filter: blur(10px);
            height: 65px;
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-radius: 35px;
            border: 1px solid var(--border-default);
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            z-index: 2000;
        }
        .nav-item { text-decoration: none; color: var(--text-secondary); display: flex; flex-direction: column; align-items: center; gap: 4px; }
        .nav-item i { font-size: 20px; }
        .nav-item span { font-size: 11px; font-weight: 500; }

        footer { background: var(--bg-paper); padding: 40px 16px 120px; border-top: 1px solid var(--border-default); }
        .footer-contacts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 30px; }
        .contact-link { background: var(--bg-surface); padding: 12px; border-radius: 8px; text-decoration: none; color: var(--text-primary); font-size: 13px; display: flex; align-items: center; gap: 8px; border: 1px solid var(--border-subtle); }
        .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; }
        .footer-copy { text-align: center; font-size: 12px; color: var(--text-disabled); border-top: 1px solid var(--border-subtle); pt: 20px; }

        @media (max-width: 480px) {
            .jackpot-amount { font-size: 26px; }
            .section-title h2 { font-size: 18px; }
        }