:root {
            --bg-primary: #0f172a;
            --bg-secondary: #1e293b;
            --bg-accent: #020617;
            --brand-primary: #fbbf24;
            --brand-secondary: #f59e0b;
            --brand-highlight: #ef4444;
            --success: #22c55e;
            --warning: #facc15;
            --error: #ef4444;
            --info: #3b82f6;
            --text-primary: #ffffff;
            --text-secondary: #94a3b8;
            --text-muted: #64748b;
            --text-inverse: #0f172a;
            --border-primary: #334155;
            --border-secondary: #1e293b;
            --border-highlight: #fbbf24;
            --font-primary: 'Hind Siliguri', sans-serif;
            --font-secondary: 'Roboto', sans-serif;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
        body { 
            background-color: var(--bg-primary); 
            color: var(--text-primary); 
            font-family: var(--font-primary); 
            line-height: 1.5; 
            padding-bottom: 80px; 
        }
        header { 
            background-color: var(--bg-secondary); 
            border-bottom: 2px solid var(--border-primary); 
            padding: 12px 20px; 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            position: sticky; 
            top: 0; 
            z-index: 1000; 
        }
        header .logo-group { display: flex; align-items: center; gap: 10px; }
        header .logo-group img { width: 25px; height: 25px; border-radius: 4px; }
        header .logo-group strong { font-size: 16px; font-weight: 400; color: var(--text-primary); }
        header .auth-buttons { display: flex; gap: 10px; }
        .btn { 
            padding: 8px 16px; 
            border-radius: 8px; 
            cursor: pointer; 
            font-family: var(--font-primary); 
            font-weight: 500; 
            border: none; 
            transition: 0.3s ease; 
            text-decoration: none; 
            font-size: 14px; 
        }
        .btn-login { background-color: transparent; color: var(--brand-primary); border: 1px solid var(--brand-primary); }
        .btn-register { background-color: var(--brand-primary); color: var(--text-inverse); }
        .btn:hover { opacity: 0.8; transform: translateY(-1px); }

        main { max-width: 600px; margin: 0 auto; padding: 15px; }
        .banner-container { width: 100%; margin-bottom: 20px; cursor: pointer; }
        .banner-container img { 
            width: 100%; 
            aspect-ratio: 2/1; 
            object-fit: cover; 
            border-radius: 16px; 
            display: block; 
        }
        .reward-section { 
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary)); 
            padding: 25px; 
            border-radius: 16px; 
            text-align: center; 
            color: var(--text-inverse); 
            margin-bottom: 20px; 
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
        }
        .reward-section h2 { font-size: 24px; margin-bottom: 10px; font-weight: 700; }
        .reward-section p { font-size: 16px; margin-bottom: 20px; opacity: 0.9; }
        .btn-large { 
            background-color: var(--text-inverse); 
            color: var(--brand-primary); 
            padding: 15px 30px; 
            font-size: 18px; 
            font-weight: 700; 
            border-radius: 12px; 
            display: inline-block; 
            width: 100%; 
            max-width: 300px; 
        }

        .intro-card { 
            background-color: var(--bg-secondary); 
            padding: 20px; 
            border-radius: 16px; 
            border: 1px solid var(--border-primary); 
            margin-bottom: 25px; 
            text-align: center; 
        }
        .intro-card h1 { color: var(--brand-primary); font-size: 30px; margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }

        .section-title { 
            font-size: 20px; 
            margin: 25px 0 15px; 
            display: flex; 
            align-items: center; 
            gap: 10px; 
            color: var(--brand-primary); 
        }
        .section-title::before { content: ''; width: 4px; height: 20px; background: var(--brand-primary); border-radius: 2px; }

        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
            margin-bottom: 25px; 
        }
        .game-card { 
            background-color: var(--bg-secondary); 
            border-radius: 12px; 
            overflow: hidden; 
            border: 1px solid var(--border-primary); 
            text-decoration: none; 
            transition: 0.3s; 
        }
        .game-card:hover { border-color: var(--brand-primary); transform: scale(1.02); }
        .game-card img { 
            width: 100%; 
            aspect-ratio: 1/1; 
            object-fit: cover; 
            display: block; 
        }
        .game-card h3 { 
            padding: 10px; 
            font-size: 14px; 
            text-align: center; 
            color: var(--text-primary); 
            white-space: nowrap; 
            overflow: hidden; 
            text-overflow: ellipsis; 
        }

        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(4, 1fr); 
            gap: 10px; 
            margin-bottom: 25px; 
        }
        .payment-item { 
            background-color: var(--bg-secondary); 
            padding: 12px 5px; 
            border-radius: 8px; 
            text-align: center; 
            border: 1px solid var(--border-primary); 
            font-size: 11px; 
            color: var(--text-secondary); 
        }
        .payment-item i { display: block; font-size: 20px; color: var(--brand-primary); margin-bottom: 8px; }

        .guide-grid { display: grid; gap: 15px; margin-bottom: 25px; }
        .guide-card { 
            background-color: var(--bg-secondary); 
            padding: 15px; 
            border-radius: 12px; 
            border-left: 4px solid var(--brand-primary); 
        }
        .guide-card h3 { font-size: 16px; margin-bottom: 8px; color: var(--brand-primary); }
        .guide-card p { font-size: 14px; color: var(--text-secondary); }

        .review-grid { display: grid; gap: 15px; margin-bottom: 25px; }
        .review-card { 
            background-color: var(--bg-secondary); 
            padding: 15px; 
            border-radius: 12px; 
            border: 1px solid var(--border-primary); 
        }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--text-muted); }
        .review-header .user-info { flex-grow: 1; }
        .review-header .username { font-weight: 600; font-size: 14px; }
        .review-header .stars { color: var(--warning); font-size: 12px; }
        .review-content { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 11px; color: var(--text-muted); text-align: right; }

        .lottery-list { 
            background-color: var(--bg-secondary); 
            border-radius: 12px; 
            overflow: hidden; 
            margin-bottom: 25px; 
        }
        .lottery-item { 
            display: grid; 
            grid-template-columns: 1fr 1fr 1fr 1fr; 
            padding: 12px; 
            border-bottom: 1px solid var(--border-primary); 
            font-size: 13px; 
            align-items: center; 
            text-align: center; 
        }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-item .amount { color: var(--brand-primary); font-weight: 700; }
        .lottery-head { background-color: var(--bg-accent); font-weight: 600; color: var(--text-secondary); }

        .provider-wall { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
            margin-bottom: 25px; 
        }
        .provider-item { 
            background: linear-gradient(45deg, var(--bg-secondary), var(--bg-accent)); 
            padding: 15px; 
            text-align: center; 
            border-radius: 8px; 
            border: 1px solid var(--border-primary); 
            font-weight: 600; 
            color: var(--brand-primary); 
            font-size: 14px; 
        }

        .faq-section { display: grid; gap: 15px; margin-bottom: 25px; }
        .faq-card { background-color: var(--bg-secondary); border-radius: 12px; padding: 15px; border: 1px solid var(--border-primary); }
        .faq-card h3 { font-size: 15px; margin-bottom: 10px; color: var(--text-primary); }
        .faq-card p { font-size: 14px; color: var(--text-secondary); }

        .security-section { 
            background-color: var(--bg-accent); 
            padding: 20px; 
            border-radius: 16px; 
            text-align: center; 
            border: 1px dashed var(--border-primary); 
            margin-bottom: 25px; 
        }
        .security-section .ssl-badge { color: var(--success); font-size: 40px; margin-bottom: 10px; }
        .security-section p { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; }
        .security-section a { color: var(--brand-primary); text-decoration: none; font-size: 13px; }

        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background-color: var(--bg-secondary); 
            border-top: 2px solid var(--border-primary); 
            display: grid; 
            grid-template-columns: repeat(5, 1fr); 
            padding: 10px 0; 
            z-index: 2000; 
        }
        .nav-item { 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            justify-content: center; 
            text-decoration: none; 
            color: var(--text-secondary); 
            font-size: 11px; 
            gap: 5px; 
        }
        .nav-item i { font-size: 20px; }
        .nav-item:hover { color: var(--brand-primary); }

        footer { 
            background-color: var(--bg-accent); 
            padding: 30px 20px; 
            text-align: center; 
            border-top: 1px solid var(--border-primary); 
        }
        footer .contact-group { margin-bottom: 25px; }
        footer .contact-group p { margin-bottom: 15px; font-weight: 600; color: var(--text-primary); }
        footer .contact-links { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
        footer .contact-links a { color: var(--text-secondary); text-decoration: none; font-size: 13px; transition: 0.3s; }
        footer .contact-links a:hover { color: var(--brand-primary); }
        
        footer .footer-cols { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            text-align: left; 
            margin-bottom: 30px; 
        }
        footer .footer-cols a { 
            display: block; 
            color: var(--text-muted); 
            text-decoration: none; 
            font-size: 13px; 
            padding: 4px 0; 
        }
        footer .footer-cols a:hover { color: var(--brand-primary); }
        footer .copyright { font-size: 12px; color: var(--text-muted); border-top: 1px solid var(--border-primary); padding-top: 20px; }