:root {
            --primary: #FFD700;
            --secondary: #C5A059;
            --accent: #E6B800;
            --highlight: #FFFFFF;
            --bg-main: #0F172A;
            --bg-surface: #1E293B;
            --bg-card: #1E293B;
            --bg-footer: #020617;
            --success: #22C55E;
            --error: #EF4444;
            --warning: #F59E0B;
            --info: #3B82F6;
            --text-primary: #FFFFFF;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --border-light: #334155;
            --border-medium: #475569;
            --border-strong: #64748B;
            --font-main: '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-main); 
            line-height: 1.5; 
            padding-bottom: 80px;
        }
        header { 
            background-color: var(--bg-surface); 
            padding: 12px 20px; 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            position: sticky; 
            top: 0; 
            z-index: 1000; 
            border-bottom: 2px solid var(--primary);
        }
        .header-logo-area { display: flex; align-items: center; gap: 10px; }
        .header-logo-area img { width: 25px; height: 25px; border-radius: 4px; }
        .header-logo-area strong { font-size: 16px; font-weight: 400; color: var(--primary); }
        .header-auth-btns { display: flex; gap: 10px; }
        .btn-auth { 
            padding: 6px 16px; 
            border-radius: 8px; 
            cursor: pointer; 
            font-size: 14px; 
            font-weight: 600; 
            border: none; 
            transition: 0.3s; 
        }
        .btn-login { background: var(--border-medium); color: var(--text-primary); }
        .btn-register { background: var(--primary); color: var(--bg-main); }
        .btn-auth:hover { opacity: 0.8; }
        
        main { max-width: 1000px; margin: 0 auto; padding: 15px; }
        .banner-container { width: 100%; aspect-ratio: 2/1; overflow: hidden; border-radius: 15px; margin-bottom: 20px; cursor: pointer; }
        .banner-container img { width: 100%; height: 100%; object-fit: cover; }
        
        .promo-card { 
            background: linear-gradient(135deg, var(--bg-surface), #2d3a4f); 
            padding: 25px; 
            border-radius: 20px; 
            text-align: center; 
            border: 1px solid var(--primary); 
            margin-bottom: 20px; 
        }
        .promo-card h2 { color: var(--primary); margin-bottom: 15px; font-size: 24px; }
        .promo-card p { color: var(--text-secondary); margin-bottom: 20px; font-size: 16px; }
        .btn-main-action { 
            background: var(--primary); 
            color: var(--bg-main); 
            padding: 15px 30px; 
            border-radius: 12px; 
            font-weight: 700; 
            font-size: 18px; 
            border: none; 
            cursor: pointer; 
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
        }

        .intro-card { 
            background: var(--bg-surface); 
            padding: 20px; 
            border-radius: 20px; 
            margin-bottom: 30px; 
            border-left: 5px solid var(--primary);
        }
        .intro-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }

        .section-title { 
            font-size: 22px; 
            color: var(--primary); 
            margin: 30px 0 20px; 
            display: flex; 
            align-items: center; 
            gap: 10px; 
            border-bottom: 1px solid var(--border-light); 
            padding-bottom: 10px;
        }
        
        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
        }
        .game-card { 
            background: var(--bg-surface); 
            border-radius: 15px; 
            overflow: hidden; 
            text-decoration: none; 
            border: 1px solid var(--border-light); 
            transition: 0.3s;
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--primary); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .game-card h3 { padding: 12px; font-size: 15px; color: var(--text-primary); text-align: center; font-weight: 500; }

        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(4, 1fr); 
            gap: 10px; 
            margin-bottom: 30px;
        }
        .payment-item { 
            background: var(--bg-surface); 
            padding: 15px 10px; 
            border-radius: 12px; 
            text-align: center; 
            font-size: 12px; 
            color: var(--text-secondary); 
            border: 1px solid var(--border-light);
        }
        .payment-item i { display: block; font-size: 20px; color: var(--primary); margin-bottom: 8px; }

        .guide-grid { 
            display: grid; 
            grid-template-columns: 1fr; 
            gap: 15px; 
            margin-bottom: 30px;
        }
        .guide-item { 
            background: var(--bg-surface); 
            padding: 15px; 
            border-radius: 12px; 
            border: 1px solid var(--border-light);
        }
        .guide-item h3 { color: var(--primary); font-size: 17px; margin-bottom: 8px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .review-grid { 
            display: grid; 
            grid-template-columns: 1fr; 
            gap: 15px; 
            margin-bottom: 30px;
        }
        .review-card { 
            background: var(--bg-surface); 
            padding: 15px; 
            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: 24px; color: var(--primary); }
        .review-user { font-weight: 600; font-size: 15px; }
        .review-stars { color: var(--primary); font-size: 13px; margin-left: auto; }
        .review-text { font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); }

        .lottery-list { 
            display: flex; 
            flex-direction: column; 
            gap: 10px; 
            margin-bottom: 30px;
        }
        .lottery-item { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            background: var(--bg-surface); 
            padding: 12px 15px; 
            border-radius: 10px; 
            font-size: 14px; 
            border: 1px solid var(--border-light);
        }
        .lottery-item .user { color: var(--text-secondary); }
        .lottery-item .game { font-weight: 500; }
        .lottery-item .amount { color: var(--primary); font-weight: 700; }

        .provider-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
            margin-bottom: 30px;
        }
        .provider-item { 
            background: linear-gradient(45deg, var(--bg-surface), var(--border-medium)); 
            padding: 15px; 
            border-radius: 10px; 
            text-align: center; 
            font-weight: 600; 
            color: var(--primary); 
            border: 1px solid var(--primary);
        }

        .faq-section { margin-bottom: 30px; }
        .faq-item { 
            background: var(--bg-surface); 
            padding: 15px; 
            border-radius: 12px; 
            margin-bottom: 10px; 
            border: 1px solid var(--border-light);
        }
        .faq-item h3 { font-size: 16px; color: var(--primary); margin-bottom: 8px; }
        .faq-item p { font-size: 14px; color: var(--text-secondary); }

        .security-box { 
            background: #0f172a; 
            border: 2px solid var(--border-medium); 
            padding: 20px; 
            border-radius: 15px; 
            text-align: center; 
            margin-bottom: 30px;
        }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; }
        .security-icons i { font-size: 30px; color: var(--primary); }
        .security-box p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background: var(--bg-surface); 
            display: flex; 
            justify-content: space-around; 
            padding: 10px 0; 
            border-top: 2px solid var(--primary); 
            z-index: 2000; 
            box-shadow: 0 -5px 15px rgba(0,0,0,0.3);
        }
        .nav-item { 
            text-decoration: none; 
            color: var(--text-secondary); 
            text-align: center; 
            font-size: 12px; 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            gap: 5px;
        }
        .nav-item i { font-size: 20px; }
        
        footer { 
            background-color: var(--bg-footer); 
            padding: 30px 20px; 
            color: var(--text-secondary); 
            font-size: 14px;
        }
        .footer-contact { 
            display: flex; 
            flex-wrap: wrap; 
            justify-content: center; 
            gap: 15px; 
            margin-bottom: 25px; 
            border-bottom: 1px solid var(--border-light); 
            padding-bottom: 20px;
        }
        .footer-contact a { color: var(--primary); text-decoration: none; }
        .footer-links { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            margin-bottom: 25px; 
            text-align: center;
        }
        .footer-links a { color: var(--text-muted); text-decoration: none; font-size: 13px; }
        .footer-copy { text-align: center; font-size: 12px; color: var(--text-muted); }

        @media (min-width: 768px) {
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .review-grid { grid-template-columns: repeat(2, 1fr); }
            .guide-grid { grid-template-columns: repeat(2, 1fr); }
        }