:root {
            --brand-primary: #FFD700;
            --brand-secondary: #C0C0C0;
            --brand-accent: #FF4500;
            --bg-main: #1A1A1A;
            --bg-surface: #2D2D2D;
            --bg-elevated: #3D3D3D;
            --bg-overlay: rgba(0, 0, 0, 0.8);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-disabled: #666666;
            --text-inverse: #000000;
            --semantic-success: #4CAF50;
            --semantic-warning: #FFC107;
            --semantic-error: #F44336;
            --semantic-info: #2196F3;
            --border-light: #444444;
            --border-medium: #555555;
            --border-strong: #FFD700;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            line-height: 1.5;
            overflow-x: hidden;
        }
        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: 2px solid var(--brand-primary);
        }
        .header-left { display: flex; align-items: center; gap: 10px; }
        .header-logo { width: 25px; height: 25px; object-fit: cover; }
        .header-name { font-size: 16px; font-weight: normal; color: var(--text-primary); }
        .header-right { display: flex; gap: 10px; }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--brand-primary); padding: 6px 12px; border-radius: 5px; cursor: pointer; font-family: inherit; }
        .btn-reg { background: var(--brand-primary); color: var(--text-inverse); border: none; padding: 6px 12px; border-radius: 5px; cursor: pointer; font-weight: 600; font-family: inherit; }
        main { padding-bottom: 80px; }
        .banner-container { width: 100%; max-width: 1200px; margin: 0 auto; cursor: pointer; }
        .banner-img { width: 100%; aspect-ratio: 2/1; object-fit: cover; display: block; }
        .promo-card {
            background: linear-gradient(135deg, var(--bg-surface), var(--bg-elevated));
            margin: 20px 15px;
            padding: 30px 20px;
            border-radius: 15px;
            text-align: center;
            border: 1px solid var(--border-medium);
        }
        .promo-card h2 { color: var(--brand-primary); font-size: 24px; margin-bottom: 15px; }
        .promo-card p { color: var(--text-secondary); margin-bottom: 20px; font-size: 16px; }
        .btn-bonus { 
            background: var(--brand-accent); 
            color: white; 
            padding: 15px 30px; 
            border-radius: 50px; 
            text-decoration: none; 
            font-weight: bold; 
            font-size: 18px; 
            display: inline-block; 
            box-shadow: 0 4px 15px rgba(255, 69, 0, 0.4);
            border: none;
            cursor: pointer;
        }
        .section-title { 
            text-align: center; 
            margin: 30px 0 20px; 
            font-size: 22px; 
            color: var(--brand-primary); 
            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; 
            padding: 0 15px; 
        }
        .game-card { 
            background: var(--bg-surface); 
            border-radius: 12px; 
            overflow: hidden; 
            text-decoration: none; 
            border: 1px solid var(--border-light); 
            transition: transform 0.2s; 
        }
        .game-card:active { transform: scale(0.98); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
        .game-card h3 { 
            color: var(--text-primary); 
            font-size: 14px; 
            text-align: center; 
            padding: 10px; 
            white-space: nowrap; 
            overflow: hidden; 
            text-overflow: ellipsis; 
        }
        .intro-card { 
            background: var(--bg-surface); 
            margin: 30px 15px; 
            padding: 25px; 
            border-radius: 15px; 
            border-left: 5px solid var(--brand-primary); 
        }
        .intro-card h1 { font-size: 24px; color: var(--brand-primary); margin-bottom: 15px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; line-height: 1.8; }
        .article-list { padding: 0 15px; display: grid; gap: 15px; }
        .article-item { 
            display: flex; 
            background: var(--bg-surface); 
            border-radius: 10px; 
            overflow: hidden; 
            text-decoration: none; 
            border: 1px solid var(--border-light); 
        }
        .article-img { width: 100px; height: 100px; object-fit: cover; }
        .article-content { padding: 10px; display: flex; flex-direction: column; justify-content: center; }
        .article-content h3 { color: var(--text-primary); font-size: 15px; margin-bottom: 5px; }
        .article-content p { color: var(--text-secondary); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(4, 1fr); 
            gap: 10px; 
            padding: 0 15px; 
            text-align: center; 
        }
        .payment-item { 
            background: var(--bg-elevated); 
            padding: 15px 5px; 
            border-radius: 8px; 
            font-size: 12px; 
            color: var(--text-secondary); 
            border: 1px solid var(--border-light); 
        }
        .payment-item i { display: block; font-size: 20px; color: var(--brand-primary); margin-bottom: 8px; }
        .guidelines-grid { padding: 0 15px; display: grid; gap: 15px; }
        .guide-item { background: var(--bg-surface); padding: 15px; border-radius: 10px; border: 1px solid var(--border-light); }
        .guide-item h3 { color: var(--brand-primary); font-size: 16px; margin-bottom: 8px; }
        .guide-item p { color: var(--text-secondary); font-size: 14px; }
        .review-grid { padding: 0 15px; display: grid; gap: 15px; }
        .review-card { background: var(--bg-surface); padding: 15px; border-radius: 12px; border: 1px solid var(--border-light); }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { color: var(--brand-primary); font-size: 20px; }
        .review-user { font-weight: bold; font-size: 14px; }
        .review-stars { color: var(--brand-primary); font-size: 12px; margin-left: auto; }
        .review-body { color: var(--text-secondary); font-size: 14px; margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-disabled); text-align: right; }
        .lottery-list { padding: 0 15px; background: var(--bg-surface); border-radius: 12px; }
        .lottery-item { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            padding: 12px 15px; 
            border-bottom: 1px solid var(--border-light); 
            font-size: 13px; 
        }
        .lottery-item:last-child { border-bottom: none; }
        .win-amount { color: var(--brand-primary); font-weight: bold; }
        .provider-grid { padding: 0 15px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .provider-box { 
            background: var(--bg-elevated); 
            padding: 20px; 
            text-align: center; 
            border-radius: 8px; 
            font-weight: bold; 
            border: 1px solid var(--brand-primary); 
            color: var(--text-primary); 
        }
        .faq-list { padding: 0 15px; display: grid; gap: 15px; }
        .faq-item { background: var(--bg-surface); padding: 15px; border-radius: 10px; }
        .faq-item h3 { color: var(--brand-primary); font-size: 16px; margin-bottom: 10px; }
        .faq-item p { color: var(--text-secondary); font-size: 14px; }
        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background: var(--bg-surface); 
            display: grid; 
            grid-template-columns: repeat(5, 1fr); 
            border-top: 2px solid var(--brand-primary); 
            z-index: 2000; 
            padding: 10px 0; 
        }
        .nav-link { 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            text-decoration: none; 
            color: var(--text-secondary); 
            font-size: 11px; 
            gap: 5px; 
        }
        .nav-link i { font-size: 18px; color: var(--text-primary); }
        footer { 
            background: var(--bg-surface); 
            padding: 30px 15px; 
            border-top: 1px solid var(--border-light); 
            margin-top: 40px; 
        }
        .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(--brand-primary); text-decoration: none; font-size: 14px; }
        .footer-links { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            margin-bottom: 25px; 
        }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 13px; }
        .footer-security { 
            text-align: center; 
            border-top: 1px solid var(--border-light); 
            padding-top: 20px; 
            color: var(--text-disabled); 
            font-size: 12px; 
        }
        .security-icons { display: flex; justify-content: center; gap: 15px; margin-bottom: 10px; color: var(--brand-primary); }