:root {
            --bg-primary: #0F172A;
            --bg-secondary: #1E293B;
            --bg-accent: #0F172A;
            --brand-primary: #FFD700;
            --brand-secondary: #FFC107;
            --brand-highlight: #E11D48;
            --success: #22C55E;
            --warning: #F59E0B;
            --error: #EF4444;
            --info: #3B82F6;
            --text-primary: #FFFFFF;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --text-on-brand: #0F172A;
            --border-light: #334155;
            --border-medium: #475569;
            --border-strong: #FFD700;
            --font-primary: 'Hind Siliguri', sans-serif;
            --font-secondary: 'Roboto', sans-serif;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--font-primary);
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-secondary);
            border-bottom: 2px solid var(--border-light);
            padding: 12px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-left { display: flex; align-items: center; gap: 10px; }
        .header-left img { width: 25px; height: 25px; border-radius: 4px; }
        .header-left strong { font-size: 16px; font-weight: normal; color: var(--brand-primary); }
        .header-right { display: flex; gap: 10px; }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--brand-primary); padding: 6px 15px; border-radius: 5px; cursor: pointer; font-family: var(--font-primary); font-size: 14px; }
        .btn-reg { background: var(--brand-primary); color: var(--text-on-brand); border: none; padding: 6px 15px; border-radius: 5px; cursor: pointer; font-family: var(--font-primary); font-size: 14px; font-weight: 600; }
        main { padding-bottom: 80px; }
        .hero-banner { width: 100%; aspect-ratio: 2/1; cursor: pointer; display: block; }
        .section-container { padding: 20px 15px; max-width: 1200px; margin: 0 auto; }
        .reward-card {
            background: linear-gradient(135deg, var(--bg-secondary), #2d3748);
            border: 2px solid var(--brand-primary);
            border-radius: 15px;
            padding: 25px;
            text-align: center;
            margin: 20px 0;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
        }
        .reward-card h2 { color: var(--brand-primary); margin-bottom: 15px; font-size: 24px; }
        .reward-card p { color: var(--text-secondary); margin-bottom: 20px; font-size: 16px; }
        .btn-huge { background: var(--brand-highlight); color: #fff; padding: 15px 30px; border-radius: 10px; text-decoration: none; display: inline-block; font-weight: bold; font-size: 18px; border: none; cursor: pointer; box-shadow: 0 4px 15px rgba(225, 29, 72, 0.4); }
        .intro-card {
            background: var(--bg-secondary);
            border-radius: 15px;
            padding: 20px;
            border-left: 5px solid var(--brand-primary);
            margin: 20px 0;
        }
        .intro-card h1 { font-size: 32px; color: var(--brand-primary); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }
        .section-title { font-size: 24px; color: var(--brand-primary); margin: 30px 0 20px; text-align: center; position: relative; }
        .section-title::after { content: ''; display: block; width: 50px; height: 3px; background: var(--brand-primary); margin: 10px auto; }
        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
        .game-card { background: var(--bg-secondary); border-radius: 12px; overflow: hidden; text-decoration: none; border: 1px solid var(--border-light); transition: transform 0.2s; }
        .game-card:hover { transform: translateY(-5px); border-color: var(--brand-primary); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .game-card h3 { padding: 10px; font-size: 14px; color: var(--text-primary); text-align: center; background: rgba(0,0,0,0.2); }
        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; text-align: center; }
        .payment-item { background: var(--bg-secondary); padding: 15px 5px; border-radius: 10px; border: 1px solid var(--border-light); color: var(--text-secondary); font-size: 12px; }
        .payment-item i { display: block; font-size: 20px; color: var(--brand-primary); margin-bottom: 8px; }
        .guideline-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 15px; }
        .guide-card { background: var(--bg-secondary); padding: 20px; border-radius: 12px; border: 1px solid var(--border-light); }
        .guide-card h3 { color: var(--brand-primary); margin-bottom: 10px; font-size: 18px; }
        .guide-card p { color: var(--text-secondary); font-size: 14px; }
        .review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 15px; }
        .review-card { background: var(--bg-secondary); padding: 20px; border-radius: 15px; border: 1px solid var(--border-medium); }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--brand-primary); }
        .review-user { font-weight: 600; font-size: 15px; }
        .review-stars { color: var(--brand-primary); font-size: 12px; margin-left: 10px; }
        .review-body { color: var(--text-secondary); font-size: 14px; margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); display: block; }
        .lottery-list { background: var(--bg-secondary); border-radius: 15px; overflow: hidden; }
        .lottery-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; border-bottom: 1px solid var(--border-light); font-size: 14px; }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-user { color: var(--text-primary); font-weight: 500; }
        .lottery-game { color: var(--text-secondary); font-size: 13px; }
        .lottery-win { color: var(--brand-primary); font-weight: bold; }
        .lottery-time { color: var(--text-muted); font-size: 12px; }
        .provider-wall { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .provider-item { background: linear-gradient(45deg, var(--bg-secondary), #334155); padding: 15px; text-align: center; border-radius: 8px; border: 1px solid var(--brand-primary); color: var(--brand-primary); font-weight: bold; }
        .faq-section { display: grid; gap: 15px; }
        .faq-card { background: var(--bg-secondary); padding: 15px; border-radius: 10px; border: 1px solid var(--border-light); }
        .faq-card h3 { color: var(--brand-primary); font-size: 16px; margin-bottom: 10px; }
        .faq-card p { color: var(--text-secondary); font-size: 14px; }
        .security-card { background: linear-gradient(to right, #1e293b, #0f172a); padding: 25px; border-radius: 15px; text-align: center; border: 1px solid var(--border-medium); }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 20px; font-size: 30px; color: var(--brand-primary); }
        .security-text { color: var(--text-secondary); font-size: 14px; margin-bottom: 15px; }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-secondary);
            border-top: 2px solid var(--border-light);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding: 10px 0;
            z-index: 2000;
            box-shadow: 0 -5px 20px rgba(0,0,0,0.5);
        }
        .nav-item { text-decoration: none; display: flex; flex-direction: column; align-items: center; gap: 5px; color: var(--text-secondary); font-size: 12px; }
        .nav-item i { font-size: 20px; color: var(--brand-primary); }
        footer {
            background: var(--bg-secondary);
            padding: 40px 20px 100px;
            border-top: 2px solid var(--border-light);
            text-align: center;
        }
        .footer-contact { margin-bottom: 30px; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 15px; }
        .footer-contact a { color: var(--brand-primary); text-decoration: none; font-size: 14px; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 30px; text-align: left; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 13px; display: block; padding: 5px 0; }
        .copyright { color: var(--text-muted); font-size: 12px; border-top: 1px solid var(--border-light); padding-top: 20px; }
        @media (max-width: 600px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
        }