:root {
            --brand-primary: #FFD700;
            --brand-secondary: #C0C0C0;
            --brand-accent: #FF4500;
            --brand-dark-gold: #B8860B;
            --bg-primary: #0B0B0B;
            --bg-secondary: #1A1A1A;
            --bg-surface: #262626;
            --bg-overlay: rgba(0, 0, 0, 0.8);
            --text-heading: #FFFFFF;
            --text-body: #E0E0E0;
            --text-muted: #A0A0A0;
            --text-on-brand: #000000;
            --semantic-success: #28A745;
            --semantic-warning: #FFC107;
            --semantic-error: #DC3545;
            --semantic-info: #17A2B9;
            --border-primary: #333333;
            --border-secondary: #444444;
            --border-highlight: #FFD700;
            --font-primary: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            --font-display: 'Poppins', 'Hind Siliguri', sans-serif;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { 
            background-color: var(--bg-primary); 
            color: var(--text-body); 
            font-family: var(--font-primary); 
            line-height: 1.5;
            padding-bottom: 80px;
        }
        
        header {
            background-color: var(--bg-secondary);
            border-bottom: 1px solid var(--border-primary);
            padding: 10px 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        header .logo-area { display: flex; align-items: center; gap: 8px; }
        header .logo-area img { width: 25px; height: 25px; object-fit: cover; }
        header .logo-area strong { font-size: 16px; font-weight: normal; color: var(--text-heading); }
        header .auth-btns { display: flex; gap: 10px; }
        .btn-login { 
            background: transparent; 
            border: 1px solid var(--brand-primary); 
            color: var(--brand-primary); 
            padding: 5px 12px; 
            border-radius: 4px; 
            cursor: pointer; 
            font-size: 14px;
        }
        .btn-register { 
            background: var(--brand-primary); 
            border: none; 
            color: var(--text-on-brand); 
            padding: 5px 12px; 
            border-radius: 4px; 
            cursor: pointer; 
            font-size: 14px; 
            font-weight: bold;
        }

        main { max-width: 1200px; margin: 0 auto; padding: 15px; }
        
        .hero-banner { 
            width: 100%; 
            aspect-ratio: 2/1; 
            overflow: hidden; 
            border-radius: 12px; 
            cursor: pointer;
            margin-bottom: 20px;
        }
        .hero-banner img { width: 100%; height: 100%; object-fit: cover; display: block; }

        .promo-card { 
            background: linear-gradient(135deg, #B8860B 0%, #FFD700 100%);
            color: var(--text-on-brand);
            padding: 25px;
            border-radius: 15px;
            text-align: center;
            margin-bottom: 30px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
        }
        .promo-card h2 { font-family: var(--font-display); font-size: 24px; margin-bottom: 10px; }
        .promo-card p { margin-bottom: 20px; font-weight: 500; }
        .btn-bonus { 
            background: var(--text-on-brand); 
            color: var(--brand-primary); 
            padding: 12px 30px; 
            border-radius: 30px; 
            text-decoration: none; 
            font-weight: bold; 
            display: inline-block;
            cursor: pointer;
            border: none;
            font-size: 18px;
        }

        .section-title { 
            color: var(--text-heading); 
            font-size: 22px; 
            margin: 25px 0 15px; 
            border-left: 4px solid var(--brand-primary); 
            padding-left: 12px;
        }

        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
            margin-bottom: 30px;
        }
        .game-card { 
            background: var(--bg-surface); 
            border-radius: 10px; 
            text-decoration: none; 
            overflow: hidden; 
            border: 1px solid var(--border-primary);
            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 { 
            color: var(--text-body); 
            font-size: 14px; 
            text-align: center; 
            padding: 10px; 
            white-space: nowrap; 
            overflow: hidden; 
            text-overflow: ellipsis; 
        }

        .intro-card { 
            background: var(--bg-secondary); 
            border: 1px solid var(--border-highlight); 
            padding: 25px; 
            border-radius: 15px; 
            text-align: center; 
            margin: 30px 0;
        }
        .intro-card h1 { color: var(--brand-primary); font-size: 32px; margin-bottom: 15px; }
        .intro-card p { color: var(--text-body); font-size: 16px; }

        .article-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); 
            gap: 15px; 
            margin-bottom: 30px;
        }
        .article-card { 
            background: var(--bg-surface); 
            border-radius: 10px; 
            overflow: hidden; 
            text-decoration: none; 
            border: 1px solid var(--border-primary);
        }
        .article-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
        .article-card-content { padding: 15px; }
        .article-card h3 { color: var(--text-heading); font-size: 16px; margin-bottom: 8px; }
        .article-card p { color: var(--text-muted); font-size: 13px; }

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

        .guidelines-list { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); 
            gap: 15px; 
            margin-bottom: 30px;
        }
        .guideline-item { 
            background: var(--bg-secondary); 
            padding: 15px; 
            border-radius: 10px; 
            border-left: 3px solid var(--brand-primary);
        }
        .guideline-item h3 { font-size: 16px; color: var(--brand-primary); margin-bottom: 8px; }
        .guideline-item p { font-size: 13px; color: var(--text-muted); }

        .comment-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 15px; 
            margin-bottom: 30px;
        }
        .comment-card { 
            background: var(--bg-surface); 
            padding: 20px; 
            border-radius: 12px; 
            border: 1px solid var(--border-primary);
        }
        .comment-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .comment-header i { font-size: 30px; color: var(--brand-secondary); }
        .comment-header .user { font-weight: bold; color: var(--text-heading); }
        .comment-stars { color: var(--brand-primary); font-size: 14px; margin-bottom: 10px; }
        .comment-body { font-size: 14px; color: var(--text-body); margin-bottom: 10px; }
        .comment-date { font-size: 12px; color: var(--text-muted); }

        .lottery-list { 
            background: var(--bg-secondary); 
            border-radius: 12px; 
            overflow: hidden; 
            margin-bottom: 30px;
        }
        .lottery-item { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            padding: 12px 15px; 
            border-bottom: 1px solid var(--border-primary);
        }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-user { font-size: 14px; color: var(--text-body); }
        .lottery-game { font-size: 13px; color: var(--text-muted); }
        .lottery-win { font-weight: bold; color: var(--brand-primary); font-size: 15px; }
        .lottery-time { font-size: 12px; color: var(--text-muted); }

        .provider-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
            margin-bottom: 30px;
        }
        .provider-item { 
            background: var(--bg-surface); 
            padding: 15px; 
            text-align: center; 
            font-weight: bold; 
            border-radius: 8px; 
            border: 1px solid var(--border-secondary); 
            color: var(--text-heading);
        }

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

        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background: var(--bg-secondary); 
            display: flex; 
            justify-content: space-around; 
            align-items: center; 
            padding: 10px 0; 
            border-top: 2px solid var(--brand-primary); 
            z-index: 2000;
        }
        .nav-item { 
            text-decoration: none; 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            color: var(--text-muted); 
            font-size: 11px; 
            gap: 5px;
        }
        .nav-item i { font-size: 20px; color: var(--text-heading); }

        footer { 
            background: var(--bg-secondary); 
            padding: 30px 15px; 
            border-top: 1px solid var(--border-primary); 
            margin-top: 50px;
        }
        .footer-contact { 
            display: flex; 
            flex-wrap: wrap; 
            justify-content: center; 
            gap: 20px; 
            margin-bottom: 30px; 
            font-size: 14px;
        }
        .footer-contact a { color: var(--brand-primary); text-decoration: none; }
        .footer-links { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            text-align: center; 
            margin-bottom: 30px;
        }
        .footer-links a { 
            color: var(--text-muted); 
            text-decoration: none; 
            font-size: 13px; 
            display: block; 
            padding: 5px 0;
        }
        .footer-security { 
            text-align: center; 
            border-top: 1px solid var(--border-primary); 
            padding-top: 20px; 
            font-size: 12px; 
            color: var(--text-muted);
        }
        .security-icons { margin-bottom: 10px; font-size: 24px; color: var(--brand-secondary); gap: 15px; display: flex; justify-content: center; }

        @media (max-width: 600px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
        }