:root {
            --bg-primary: #0F172A;
            --bg-secondary: #1E293B;
            --bg-accent: #0F172A;
            --brand-primary: #FFD700;
            --brand-secondary: #FFC107;
            --brand-highlight: #EAB308;
            --success: #22C55E;
            --error: #EF4444;
            --warning: #F59E0B;
            --info: #3B82F6;
            --text-primary: #FFFFFF;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --text-inverse: #0F172A;
            --border-light: #334155;
            --border-medium: #475569;
            --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-primary); 
            color: var(--text-primary); 
            font-family: var(--font-primary); 
            line-height: 1.5; 
            padding-bottom: 80px;
        }
        header { 
            background-color: var(--bg-secondary); 
            padding: 12px 20px; 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            position: sticky; 
            top: 0; 
            z-index: 1000; 
            border-bottom: 2px solid var(--border-strong);
        }
        .header-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
        .header-logo img { width: 25px; height: 25px; }
        .header-logo strong { font-size: 16px; font-weight: normal; color: var(--brand-primary); }
        .header-actions { display: flex; gap: 10px; }
        .btn-login { background: transparent; border: 1px solid var(--brand-primary); color: var(--brand-primary); padding: 6px 15px; border-radius: 6px; cursor: pointer; font-family: var(--font-primary); transition: 0.3s; }
        .btn-register { background: var(--brand-primary); border: none; color: var(--text-inverse); padding: 6px 15px; border-radius: 6px; cursor: pointer; font-family: var(--font-primary); font-weight: 600; transition: 0.3s; }
        .btn-login:hover, .btn-register:hover { opacity: 0.8; transform: translateY(-2px); }
        
        main { max-width: 1000px; 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 10px 20px rgba(0,0,0,0.5); }
        
        .reward-section { background: linear-gradient(135deg, var(--bg-secondary), #2d3a4f); padding: 30px; border-radius: 20px; text-align: center; border: 1px solid var(--border-medium); margin-bottom: 30px; }
        .reward-section h2 { color: var(--brand-primary); margin-bottom: 15px; font-size: 24px; }
        .reward-section p { color: var(--text-secondary); margin-bottom: 20px; font-size: 16px; }
        .btn-big-reg { background: var(--brand-primary); color: var(--text-inverse); padding: 15px 40px; border-radius: 50px; font-size: 20px; font-weight: bold; border: none; cursor: pointer; box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3); transition: 0.3s; }
        .btn-big-reg:hover { transform: scale(1.05); background: var(--brand-secondary); }

        .intro-card { background: var(--bg-secondary); padding: 30px; border-radius: 20px; border-left: 5px solid var(--brand-primary); margin-bottom: 30px; }
        .intro-card h1 { font-size: 32px; color: var(--brand-primary); margin-bottom: 15px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; line-height: 1.8; }

        .section-title { text-align: center; margin: 40px 0 20px; font-size: 24px; color: var(--brand-primary); position: relative; padding-bottom: 10px; }
        .section-title::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 60px; height: 3px; background: var(--brand-primary); }

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

        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 40px; }
        .payment-item { background: var(--bg-secondary); padding: 15px; border-radius: 12px; text-align: center; border: 1px solid var(--border-light); display: flex; flex-direction: column; align-items: center; gap: 8px; }
        .payment-item i { font-size: 24px; color: var(--brand-primary); }
        .payment-item span { font-size: 12px; color: var(--text-secondary); }

        .guideline-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-bottom: 40px; }
        .guideline-card { background: var(--bg-secondary); padding: 20px; border-radius: 15px; border: 1px solid var(--border-light); }
        .guideline-card h3 { color: var(--brand-primary); margin-bottom: 10px; font-size: 18px; }
        .guideline-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.6; }

        .review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-bottom: 40px; }
        .review-card { background: var(--bg-secondary); padding: 20px; border-radius: 15px; border: 1px solid var(--border-light); position: relative; }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 15px; }
        .review-header i { font-size: 30px; color: var(--brand-primary); }
        .review-user { font-weight: 600; font-size: 16px; }
        .review-stars { color: var(--brand-primary); margin-bottom: 10px; }
        .review-text { color: var(--text-secondary); font-size: 14px; font-style: italic; margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); text-align: right; }

        .lottery-list { background: var(--bg-secondary); border-radius: 15px; overflow: hidden; margin-bottom: 40px; border: 1px solid var(--border-light); }
        .lottery-item { display: grid; grid-template-columns: 1fr 2fr 1fr 1fr; padding: 12px 20px; border-bottom: 1px solid var(--border-light); font-size: 14px; align-items: center; }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-item span:nth-child(3) { color: var(--brand-primary); font-weight: bold; }
        .lottery-item span:nth-child(4) { color: var(--text-muted); text-align: right; }
        .lottery-head { background: var(--border-medium); font-weight: bold; color: var(--text-primary); }

        .provider-wall { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 40px; }
        .provider-block { background: var(--bg-secondary); padding: 20px; text-align: center; border-radius: 10px; border: 1px solid var(--border-light); font-weight: bold; color: var(--brand-primary); transition: 0.3s; }
        .provider-block:hover { background: var(--brand-primary); color: var(--text-inverse); }

        .faq-section { margin-bottom: 40px; }
        .faq-item { background: var(--bg-secondary); margin-bottom: 10px; border-radius: 10px; border: 1px solid var(--border-light); overflow: hidden; }
        .faq-question { padding: 15px 20px; cursor: pointer; font-weight: 600; display: flex; justify-content: space-between; align-items: center; color: var(--brand-primary); }
        .faq-answer { padding: 0 20px 15px; color: var(--text-secondary); font-size: 14px; line-height: 1.6; }

        .safety-box { background: #1e293b; border: 2px solid var(--border-medium); border-radius: 20px; padding: 30px; text-align: center; margin-bottom: 40px; }
        .safety-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 20px; flex-wrap: wrap; }
        .safety-icon { display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 14px; }
        .safety-icon i { color: var(--success); }
        .safety-warning { color: var(--error); font-weight: bold; margin: 15px 0; font-size: 16px; }
        .safety-links { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
        .safety-links a { color: var(--brand-primary); text-decoration: none; font-size: 14px; border-bottom: 1px solid var(--brand-primary); }

        .navigator { position: fixed; bottom: 0; left: 0; width: 100%; background: var(--bg-secondary); display: flex; justify-content: space-around; align-items: center; padding: 10px 0; border-top: 2px solid var(--border-strong); z-index: 2000; }
        .nav-item { text-decoration: none; color: var(--text-secondary); display: flex; flex-direction: column; align-items: center; gap: 5px; font-size: 12px; flex: 1; transition: 0.3s; }
        .nav-item i { font-size: 20px; }
        .nav-item:hover { color: var(--brand-primary); }

        footer { background: var(--bg-secondary); padding: 40px 20px; border-top: 1px solid var(--border-light); color: var(--text-secondary); }
        .footer-contact { display: flex; justify-content: center; align-items: center; gap: 20px; margin-bottom: 30px; flex-wrap: wrap; }
        .footer-contact span { color: var(--text-primary); font-weight: bold; }
        .footer-contact a { color: var(--text-secondary); text-decoration: none; font-size: 14px; transition: 0.3s; }
        .footer-contact a:hover { color: var(--brand-primary); }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 30px; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 14px; transition: 0.3s; }
        .footer-links a:hover { color: var(--brand-primary); }
        .footer-bottom { text-align: center; font-size: 13px; border-top: 1px solid var(--border-light); padding-top: 20px; }

        @media (max-width: 600px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
            .lottery-item { grid-template-columns: 1fr 1fr; gap: 5px; }
            .lottery-head { display: none; }
            .lottery-item span:nth-child(1)::before { content: 'User: '; color: var(--text-muted); }
            .lottery-item span:nth-child(2)::before { content: 'Game: '; color: var(--text-muted); }
        }