:root {
            --primary: #FFD700;
            --secondary: #C0C0C0;
            --accent: #FF4500;
            --main-bg: #0F0F0F;
            --surface: #1A1A1A;
            --overlay: rgba(0, 0, 0, 0.8);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #808080;
            --highlight: #FFD700;
            --success: #00C851;
            --error: #FF4444;
            --warning: #FFBB33;
            --info: #33B5E5;
            --border-default: #333333;
            --border-focused: #FFD700;
            --border-subtle: #262626;
            --font-primary: 'Hind Siliguri', sans-serif;
            --font-secondary: 'Roboto', sans-serif;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { 
            background-color: var(--main-bg); 
            color: var(--text-primary); 
            font-family: var(--font-primary); 
            line-height: 1.5; 
            padding-bottom: 80px;
        }
        header {
            background-color: var(--surface);
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary);
        }
        .header-left { display: flex; align-items: center; gap: 10px; }
        .header-left img { width: 25px; height: 25px; border-radius: 50%; }
        .header-left strong { font-size: 16px; font-weight: normal; color: var(--primary); }
        .header-right { display: flex; gap: 10px; }
        .btn { 
            padding: 8px 16px; 
            border-radius: 8px; 
            cursor: pointer; 
            font-family: var(--font-primary); 
            font-weight: 600; 
            text-decoration: none; 
            transition: 0.3s; 
            border: none; 
        }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--primary); }
        .btn-login:hover { background: var(--primary); color: var(--main-bg); }
        .btn-reg { background: var(--primary); color: var(--main-bg); }
        .btn-reg:hover { background: var(--accent); color: white; }
        
        main { max-width: 1200px; margin: 0 auto; padding: 20px; }
        .banner-container { width: 100%; margin-bottom: 25px; cursor: pointer; }
        .banner-container img { 
            width: 100%; 
            aspect-ratio: 2/1; 
            object-fit: cover; 
            border-radius: 15px; 
            box-shadow: 0 4px 20px rgba(0,0,0,0.5); 
        }

        .reward-section { 
            background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%); 
            padding: 30px; 
            border-radius: 20px; 
            text-align: center; 
            border: 1px solid var(--primary); 
            margin-bottom: 30px; 
        }
        .reward-section h2 { color: var(--primary); margin-bottom: 15px; font-size: 24px; }
        .reward-section p { color: var(--text-secondary); margin-bottom: 20px; }
        .btn-large { 
            background: var(--accent); 
            color: white; 
            padding: 15px 40px; 
            font-size: 20px; 
            border-radius: 50px; 
            text-transform: uppercase; 
            box-shadow: 0 0 15px var(--accent);
        }

        .intro-card { 
            background: var(--surface); 
            padding: 30px; 
            border-radius: 20px; 
            margin-bottom: 30px; 
            text-align: center; 
            border-left: 5px solid var(--primary); 
        }
        .intro-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 15px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }

        .section-title { 
            font-size: 24px; 
            color: var(--primary); 
            margin: 40px 0 20px; 
            display: flex; 
            align-items: center; 
            gap: 10px; 
        }
        .section-title::after { content: ""; flex: 1; height: 1px; background: var(--border-default); }

        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
        }
        .game-card { 
            background: var(--surface); 
            border-radius: 15px; 
            overflow: hidden; 
            text-decoration: none; 
            transition: 0.3s; 
            border: 1px solid var(--border-subtle); 
        }
        .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: 16px; 
            color: var(--text-primary); 
            text-align: center; 
            background: #222; 
        }

        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(4, 1fr); 
            gap: 10px; 
        }
        .payment-item { 
            background: var(--surface); 
            padding: 15px; 
            border-radius: 12px; 
            text-align: center; 
            font-size: 13px; 
            color: var(--text-secondary); 
            border: 1px solid var(--border-subtle); 
        }
        .payment-item i { display: block; font-size: 24px; color: var(--primary); margin-bottom: 8px; }

        .guidelines { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 20px; 
        }
        .guide-card { 
            background: var(--surface); 
            padding: 20px; 
            border-radius: 15px; 
            border-bottom: 3px solid var(--primary); 
        }
        .guide-card h3 { color: var(--primary); margin-bottom: 10px; }
        .guide-card p { color: var(--text-secondary); font-size: 14px; }

        .review-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 20px; 
        }
        .review-card { 
            background: var(--surface); 
            padding: 20px; 
            border-radius: 15px; 
            position: relative; 
        }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--primary); }
        .review-header .user { font-weight: bold; }
        .stars { color: #FFD700; font-size: 12px; margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); display: block; margin-top: 10px; }

        .lottery-list { 
            background: var(--surface); 
            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-subtle); 
        }
        .lottery-item:last-child { border-bottom: none; }
        .win-amount { color: var(--success); font-weight: bold; }

        .provider-wall { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
        }
        .provider-box { 
            background: linear-gradient(45deg, #1a1a1a, #333); 
            padding: 20px; 
            text-align: center; 
            border-radius: 10px; 
            font-weight: bold; 
            border: 1px solid var(--border-default); 
            color: var(--primary); 
        }

        .faq-section { display: grid; gap: 15px; }
        .faq-item { background: var(--surface); padding: 20px; border-radius: 12px; }
        .faq-item h3 { color: var(--primary); margin-bottom: 10px; font-size: 18px; }
        .faq-item p { color: var(--text-secondary); font-size: 14px; }

        .security-section { 
            background: #000; 
            padding: 30px; 
            border-radius: 20px; 
            text-align: center; 
            border: 1px dashed var(--primary); 
        }
        .security-grid { 
            display: flex; 
            justify-content: center; 
            gap: 30px; 
            flex-wrap: wrap; 
            margin: 20px 0; 
        }
        .security-item { color: var(--text-secondary); font-size: 14px; }
        .security-item i { display: block; font-size: 30px; color: var(--success); margin-bottom: 10px; }

        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background: var(--surface); 
            display: flex; 
            justify-content: space-around; 
            padding: 10px 0; 
            border-top: 2px solid var(--primary); 
            z-index: 1000; 
        }
        .nav-item { 
            text-decoration: none; 
            color: var(--text-secondary); 
            text-align: center; 
            font-size: 12px; 
            transition: 0.3s; 
        }
        .nav-item i { display: block; font-size: 20px; margin-bottom: 4px; }
        .nav-item:hover { color: var(--primary); }

        footer { 
            background: var(--surface); 
            padding: 40px 20px; 
            border-top: 1px solid var(--border-default); 
            text-align: center; 
        }
        .footer-contact { margin-bottom: 30px; display: flex; justify-content: center; align-items: center; gap: 15px; flex-wrap: wrap; }
        .footer-contact a { color: var(--text-secondary); text-decoration: none; font-size: 14px; }
        .footer-links { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            text-align: left; 
            max-width: 600px; 
            margin: 0 auto 30px; 
        }
        .footer-links a { color: var(--text-muted); text-decoration: none; font-size: 13px; }
        .footer-copy { color: var(--text-muted); font-size: 12px; border-top: 1px solid var(--border-subtle); padding-top: 20px; }

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