:root {
            --primary: #FFD700;
            --secondary: #C0C0C0;
            --accent: #FF4500;
            --bg-main: #0F0F0F;
            --bg-surface: #1A1A1A;
            --bg-overlay: #2D2D2D;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-muted: #757575;
            --text-highlight: #FFD700;
            --success: #00C853;
            --warning: #FFC107;
            --error: #D32F2F;
            --info: #2196F3;
            --border-light: #333333;
            --border-medium: #444444;
            --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-main); 
            color: var(--text-primary); 
            font-family: var(--font-primary); 
            line-height: 1.5; 
            overflow-x: hidden;
        }

        header {
            background-color: var(--bg-surface);
            border-bottom: 2px solid var(--border-strong);
            padding: 10px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .brand-area { display: flex; align-items: center; gap: 10px; }
        .brand-logo { width: 25px; height: 25px; }
        .brand-name { font-size: 16px; font-weight: normal; }

        .auth-buttons { display: flex; gap: 10px; }
        .btn-login { 
            background: transparent; 
            color: var(--text-primary); 
            border: 1px solid var(--primary); 
            padding: 6px 15px; 
            border-radius: 8px; 
            cursor: pointer; 
            font-family: var(--font-primary);
        }
        .btn-register { 
            background: var(--primary); 
            color: #000; 
            border: none; 
            padding: 6px 15px; 
            border-radius: 8px; 
            cursor: pointer; 
            font-weight: 600; 
            font-family: var(--font-primary);
        }

        main { max-width: 1200px; margin: 0 auto; padding: 20px; }

        .hero-banner { 
            width: 100%; 
            aspect-ratio: 2/1; 
            cursor: pointer; 
            border-radius: 15px; 
            overflow: hidden; 
            margin-bottom: 20px; 
            border: 1px solid var(--border-medium);
        }
        .hero-banner img { width: 100%; height: 100%; object-fit: cover; }

        .reward-section { 
            background: linear-gradient(45deg, #1a1a1a, #2d2d2d); 
            padding: 30px; 
            border-radius: 15px; 
            text-align: center; 
            border: 2px solid var(--accent); 
            margin-bottom: 30px; 
        }
        .reward-section h2 { color: var(--primary); margin-bottom: 15px; }
        .reward-section p { color: var(--text-secondary); margin-bottom: 20px; }
        .btn-reward { 
            background: var(--accent); 
            color: #fff; 
            padding: 15px 40px; 
            font-size: 20px; 
            border-radius: 30px; 
            border: none; 
            cursor: pointer; 
            font-weight: bold; 
            box-shadow: 0 4px 15px rgba(255, 69, 0, 0.4);
        }

        .info-card { 
            background: var(--bg-surface); 
            padding: 25px; 
            border-radius: 15px; 
            border-left: 5px solid var(--primary); 
            margin-bottom: 30px; 
        }
        .info-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 10px; }
        .info-card p { color: var(--text-secondary); }

        .section-title { 
            text-align: center; 
            margin: 40px 0 20px; 
            font-size: 24px; 
            color: var(--text-highlight); 
            position: relative;
        }
        .section-title::after { 
            content: ''; 
            display: block; 
            width: 60px; 
            height: 3px; 
            background: var(--primary); 
            margin: 10px auto; 
        }

        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
            margin-bottom: 30px; 
        }
        .game-card { 
            background: var(--bg-overlay); 
            border-radius: 12px; 
            overflow: hidden; 
            text-decoration: none; 
            transition: transform 0.3s; 
            border: 1px solid var(--border-light);
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--primary); }
        .game-card img { 
            width: 100%; 
            aspect-ratio: 1/1; 
            object-fit: cover; 
            display: block; 
        }
        .game-card h3 { 
            padding: 12px; 
            text-align: center; 
            color: #fff; 
            font-size: 16px; 
            font-weight: 500; 
        }

        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); 
            gap: 15px; 
            text-align: center; 
        }
        .payment-item { 
            background: var(--bg-surface); 
            padding: 15px; 
            border-radius: 10px; 
            border: 1px solid var(--border-medium); 
            color: var(--text-secondary);
        }
        .payment-item i { 
            display: block; 
            font-size: 24px; 
            color: var(--primary); 
            margin-bottom: 8px; 
        }

        .article-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); 
            gap: 20px; 
            margin-bottom: 30px; 
        }
        .article-card { 
            background: var(--bg-surface); 
            border-radius: 12px; 
            overflow: hidden; 
            text-decoration: none; 
            color: inherit; 
            border: 1px solid var(--border-light);
        }
        .article-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
        .article-card-content { padding: 15px; }
        .article-card h3 { font-size: 18px; color: var(--primary); margin-bottom: 10px; }
        .article-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.4; }

        .guidelines-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); 
            gap: 20px; 
            margin-bottom: 30px; 
        }
        .guide-item { 
            background: var(--bg-surface); 
            padding: 20px; 
            border-radius: 12px; 
            border: 1px solid var(--border-medium); 
        }
        .guide-item h3 { color: var(--primary); margin-bottom: 10px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .review-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); 
            gap: 20px; 
            margin-bottom: 30px; 
        }
        .review-card { 
            background: var(--bg-overlay); 
            padding: 20px; 
            border-radius: 12px; 
            border: 1px solid var(--border-light); 
        }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--primary); }
        .review-user { font-weight: 600; }
        .review-rating { color: var(--primary); margin-bottom: 10px; }
        .review-text { font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); }

        .lottery-grid { 
            background: var(--bg-surface); 
            border-radius: 15px; 
            padding: 20px; 
            margin-bottom: 30px; 
            border: 1px solid var(--primary);
        }
        .lottery-row { 
            display: grid; 
            grid-template-columns: 2fr 2fr 2fr 1fr; 
            padding: 12px 0; 
            border-bottom: 1px solid var(--border-light); 
            font-size: 14px; 
        }
        .lottery-row:last-child { border-bottom: none; }
        .win-amount { color: var(--primary); font-weight: bold; }

        .provider-wall { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
            margin-bottom: 30px; 
        }
        .provider-item { 
            background: linear-gradient(135deg, var(--bg-surface), var(--bg-overlay)); 
            padding: 20px; 
            text-align: center; 
            border-radius: 10px; 
            font-weight: bold; 
            color: var(--primary); 
            border: 1px solid var(--border-medium);
        }

        .faq-container { margin-bottom: 30px; }
        .faq-item { 
            background: var(--bg-surface); 
            margin-bottom: 15px; 
            border-radius: 10px; 
            border: 1px solid var(--border-light); 
            overflow: hidden;
        }
        .faq-question { 
            padding: 15px 20px; 
            background: var(--bg-overlay); 
            cursor: pointer; 
            font-weight: 600; 
            color: var(--primary); 
            display: flex; 
            justify-content: space-between; 
        }
        .faq-answer { padding: 15px 20px; color: var(--text-secondary); font-size: 14px; line-height: 1.6; }

        .security-section { 
            background: var(--bg-surface); 
            padding: 25px; 
            border-radius: 15px; 
            text-align: center; 
            border: 1px solid var(--border-medium); 
            margin-bottom: 30px; 
        }
        .security-badges { 
            display: flex; 
            justify-content: center; 
            gap: 20px; 
            flex-wrap: wrap; 
            margin-bottom: 20px; 
        }
        .badge { 
            display: flex; 
            align-items: center; 
            gap: 8px; 
            color: var(--text-secondary); 
            font-size: 14px; 
        }
        .badge i { color: var(--primary); }
        .age-notice { color: var(--error); font-weight: bold; margin: 15px 0; }

        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            width: 100%; 
            background: var(--bg-surface); 
            display: flex; 
            justify-content: space-around; 
            padding: 10px 0; 
            border-top: 2px solid var(--primary); 
            z-index: 2000; 
        }
        .nav-item { 
            text-decoration: none; 
            color: var(--text-secondary); 
            text-align: center; 
            font-size: 12px; 
            flex: 1; 
        }
        .nav-item i { display: block; font-size: 20px; margin-bottom: 4px; color: var(--text-primary); }

        footer { 
            background: var(--bg-surface); 
            padding: 40px 20px 100px; 
            border-top: 1px solid var(--border-medium); 
        }
        .footer-links { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 15px; 
            margin-bottom: 30px; 
        }
        .footer-links a { 
            color: var(--text-muted); 
            text-decoration: none; 
            font-size: 13px; 
            display: block; 
        }
        .footer-copyright { 
            text-align: center; 
            color: var(--text-muted); 
            font-size: 14px; 
            border-top: 1px solid var(--border-light); 
            padding-top: 20px; 
        }

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