:root {
            --bg-primary: #0f172a;
            --bg-secondary: #1e293b;
            --bg-accent: #0f172a;
            --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: #475569;
            --border-highlight: #fbbf24;
            --font-main: 'Hind Siliguri', sans-serif;
            --font-alt: 'Roboto', sans-serif;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--font-main);
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-secondary);
            padding: 10px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-primary);
        }
        .logo-area { display: flex; align-items: center; gap: 8px; }
        .logo-area img { width: 25px; height: 25px; }
        .logo-area strong { font-size: 16px; font-weight: normal; color: var(--text-primary); }
        .auth-btns { display: flex; gap: 10px; }
        .btn {
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            font-family: var(--font-main);
            font-weight: 500;
            border: none;
            transition: 0.3s;
        }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--border-highlight); }
        .btn-register { background: var(--brand-primary); color: var(--text-inverse); }
        .btn-register:hover { background: var(--brand-secondary); }
        
        main { padding-bottom: 80px; }
        .hero-banner { 
            width: 100%; 
            aspect-ratio: 2/1; 
            cursor: pointer; 
            display: block;
            object-fit: cover;
        }
        .reward-section {
            background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
            margin: 20px 15px;
            padding: 25px;
            border-radius: 16px;
            text-align: center;
            border: 2px solid var(--brand-primary);
        }
        .reward-section h2 { color: var(--brand-primary); margin-bottom: 10px; }
        .reward-section p { color: var(--text-secondary); margin-bottom: 20px; }
        .btn-huge { 
            display: block; 
            width: 100%; 
            max-width: 300px; 
            margin: 0 auto; 
            padding: 15px; 
            background: var(--brand-highlight); 
            color: white; 
            font-size: 18px; 
            font-weight: bold; 
            border-radius: 50px; 
            text-decoration: none;
        }

        .intro-card {
            margin: 20px 15px;
            padding: 20px;
            background: var(--bg-secondary);
            border-radius: 16px;
            border-left: 5px solid var(--brand-primary);
        }
        .intro-card h1 { font-size: 24px; color: var(--brand-primary); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }

        .section-title {
            text-align: center;
            margin: 30px 0 20px;
            font-size: 22px;
            color: var(--brand-primary);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            padding: 0 15px;
        }
        .game-card {
            background: var(--bg-secondary);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            border: 1px solid var(--border-primary);
            transition: transform 0.2s;
        }
        .game-card:hover { transform: translateY(-5px); }
        .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);
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            padding: 20px 15px;
            text-align: center;
        }
        .payment-item {
            background: var(--bg-secondary);
            padding: 10px 5px;
            border-radius: 8px;
            font-size: 12px;
            color: var(--text-secondary);
            border: 1px solid var(--border-primary);
        }
        .payment-item i { display: block; font-size: 20px; color: var(--brand-primary); margin-bottom: 5px; }

        .article-list { padding: 0 15px; }
        .article-card {
            display: flex;
            gap: 15px;
            background: var(--bg-secondary);
            margin-bottom: 15px;
            padding: 10px;
            border-radius: 12px;
            text-decoration: none;
            border: 1px solid var(--border-primary);
        }
        .article-card img { width: 100px; height: 80px; border-radius: 8px; object-fit: cover; }
        .article-info h3 { font-size: 15px; color: var(--text-primary); margin-bottom: 5px; }
        .article-info p { font-size: 12px; color: var(--text-secondary); }

        .guide-section {
            padding: 20px 15px;
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }
        .guide-card {
            background: var(--bg-secondary);
            padding: 15px;
            border-radius: 12px;
            border-bottom: 3px solid var(--brand-primary);
        }
        .guide-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--brand-primary); }
        .guide-card p { font-size: 14px; color: var(--text-secondary); }

        .review-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
            padding: 0 15px;
        }
        .review-card {
            background: 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: 24px; color: var(--brand-primary); }
        .review-header span { font-weight: bold; font-size: 14px; }
        .review-stars { color: var(--warning); font-size: 12px; margin-bottom: 5px; }
        .review-body { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 11px; color: var(--text-muted); text-align: right; }

        .lottery-list { padding: 0 15px; }
        .lottery-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--bg-secondary);
            padding: 12px;
            margin-bottom: 8px;
            border-radius: 8px;
            font-size: 13px;
            border-left: 4px solid var(--success);
        }
        .lottery-item .win-amount { color: var(--brand-primary); font-weight: bold; }

        .provider-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            padding: 0 15px;
        }
        .provider-item {
            background: linear-gradient(45deg, var(--bg-secondary), #2d3748);
            padding: 15px;
            text-align: center;
            border-radius: 8px;
            font-weight: bold;
            color: var(--brand-primary);
            border: 1px solid var(--border-primary);
        }

        .faq-section { padding: 20px 15px; }
        .faq-item {
            background: var(--bg-secondary);
            margin-bottom: 15px;
            padding: 15px;
            border-radius: 12px;
            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-secondary); }

        .security-section {
            margin: 20px 15px;
            padding: 20px;
            background: var(--bg-secondary);
            border-radius: 16px;
            text-align: center;
            border: 1px dashed var(--border-secondary);
        }
        .security-badges { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 24px; color: var(--success); }
        .security-text { font-size: 13px; color: var(--text-muted); }

        .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: 1px solid var(--border-primary);
            z-index: 2000;
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            text-align: center;
            font-size: 11px;
            flex: 1;
        }
        .nav-item i { display: block; font-size: 18px; margin-bottom: 4px; color: var(--text-primary); }

        footer {
            background: var(--bg-secondary);
            padding: 30px 15px;
            border-top: 1px solid var(--border-primary);
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }
        .footer-links a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 12px;
            text-align: center;
        }
        .copyright {
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-primary);
            padding-top: 20px;
        }