:root {
            --primary: #FFD700;
            --secondary: #E6B800;
            --accent: #FF4500;
            --highlight: #C0C0C0;
            --main-bg: #0F0F0F;
            --surface: #1A1A1A;
            --overlay: rgba(0, 0, 0, 0.85);
            --grad-start: #1a1a1a;
            --grad-end: #000000;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-muted: #707070;
            --text-inverse: #000000;
            --success: #00C853;
            --error: #FF1744;
            --warning: #FFB300;
            --info: #2196F3;
            --border-def: #333333;
            --border-strong: #4D4D4D;
            --border-brand: #FFD700;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--main-bg);
            background: linear-gradient(to bottom, var(--grad-start), var(--grad-end));
            color: var(--text-primary);
            font-family: 'Hind Siliguri', sans-serif;
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
        }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 20px;
            background: var(--surface);
            border-bottom: 1px solid var(--border-brand);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        header .logo-area { display: flex; align-items: center; gap: 10px; }
        header .logo-area img { width: 25px; height: 25px; border-radius: 50%; }
        header .logo-area strong { font-size: 16px; font-weight: 400; color: var(--primary); }
        header .auth-btns { display: flex; gap: 10px; }
        .btn-login { 
            background: transparent; border: 1px solid var(--primary); color: var(--primary); 
            padding: 6px 15px; border-radius: 5px; cursor: pointer; font-family: inherit;
        }
        .btn-reg { 
            background: var(--primary); border: none; color: var(--text-inverse); 
            padding: 6px 15px; border-radius: 5px; cursor: pointer; font-family: inherit; font-weight: 600;
        }
        main { padding: 0 0 80px 0; max-width: 1200px; margin: 0 auto; }
        .hero-banner { 
            width: 100%; aspect-ratio: 2/1; cursor: pointer; 
            display: block; object-fit: cover; 
        }
        .reward-section {
            background: linear-gradient(45deg, var(--surface), #252525);
            margin: 20px 15px; padding: 30px 20px; border-radius: 15px;
            text-align: center; border: 1px solid var(--border-strong);
        }
        .reward-section h2 { color: var(--primary); margin-bottom: 15px; font-size: 24px; }
        .reward-section p { color: var(--text-secondary); margin-bottom: 20px; }
        .btn-big-reg {
            background: var(--accent); color: white; border: none; padding: 15px 40px;
            font-size: 20px; font-weight: bold; border-radius: 50px; cursor: pointer;
            box-shadow: 0 4px 15px rgba(255, 69, 0, 0.4); transition: 0.3s;
        }
        .btn-big-reg:hover { transform: scale(1.05); background: #ff5722; }
        .intro-card {
            background: var(--surface); margin: 20px 15px; padding: 25px; 
            border-radius: 15px; border-left: 5px solid var(--primary);
        }
        .intro-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }
        .section-title { 
            text-align: center; margin: 40px 0 20px; font-size: 24px; 
            color: var(--primary); position: relative; 
        }
        .section-title::after {
            content: ''; display: block; width: 50px; height: 3px; 
            background: var(--primary); margin: 10px auto;
        }
        .game-grid {
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; padding: 0 15px;
        }
        .game-card {
            background: var(--surface); border-radius: 12px; overflow: hidden;
            text-decoration: none; border: 1px solid var(--border-def); transition: 0.3s;
        }
        .game-card:hover { border-color: var(--primary); transform: translateY(-5px); }
        .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); 
            background: linear-gradient(to top, #000, transparent);
        }
        .payment-grid {
            display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 0 15px;
        }
        .payment-item {
            background: var(--surface); padding: 15px 10px; border-radius: 10px;
            text-align: center; border: 1px solid var(--border-def); color: var(--text-secondary);
            font-size: 12px; display: flex; flex-direction: column; align-items: center; gap: 8px;
        }
        .payment-item i { color: var(--primary); font-size: 20px; }
        .guide-grid {
            display: grid; grid-template-columns: 1fr; gap: 15px; padding: 0 15px;
        }
        .guide-card {
            background: var(--surface); padding: 20px; border-radius: 12px;
            border: 1px solid var(--border-def);
        }
        .guide-card h3 { color: var(--primary); margin-bottom: 10px; font-size: 18px; }
        .guide-card p { color: var(--text-secondary); font-size: 14px; }
        .review-grid {
            display: grid; grid-template-columns: 1fr; gap: 15px; padding: 0 15px;
        }
        .review-card {
            background: var(--surface); padding: 20px; border-radius: 15px;
            border: 1px solid var(--border-strong);
        }
        .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: bold; color: var(--text-primary); }
        .review-rating { color: var(--primary); font-size: 14px; }
        .review-text { color: var(--text-secondary); font-size: 14px; margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); }
        .lottery-list {
            background: var(--surface); margin: 20px 15px; border-radius: 15px;
            overflow: hidden; border: 1px solid var(--border-brand);
        }
        .lottery-item {
            display: grid; grid-template-columns: 1fr 1fr 1fr; padding: 12px 15px;
            border-bottom: 1px solid var(--border-def); font-size: 14px;
        }
        .lottery-item:last-child { border: none; }
        .lottery-item span:nth-child(3) { color: var(--success); font-weight: bold; text-align: right; }
        .provider-wall {
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; padding: 0 15px;
        }
        .provider-item {
            background: linear-gradient(135deg, #2c2c2c, #111); padding: 15px; 
            border-radius: 8px; text-align: center; color: var(--primary); 
            font-weight: bold; border: 1px solid var(--border-strong);
        }
        .faq-section { padding: 0 15px; }
        .faq-item {
            background: var(--surface); margin-bottom: 10px; border-radius: 10px;
            overflow: hidden; border: 1px solid var(--border-def);
        }
        .faq-question {
            padding: 15px; background: #222; color: var(--primary); 
            cursor: pointer; font-weight: 600; display: block;
        }
        .faq-answer { padding: 15px; color: var(--text-secondary); font-size: 14px; line-height: 1.6; }
        .security-box {
            background: #0a0a0a; margin: 20px 15px; padding: 20px; 
            border-radius: 15px; text-align: center; border: 1px solid var(--border-strong);
        }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; }
        .security-icons i { font-size: 30px; color: var(--highlight); }
        .security-box p { font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
        .navigator {
            position: fixed; bottom: 0; left: 0; right: 0; background: var(--surface);
            display: flex; justify-content: space-around; align-items: center;
            padding: 10px 0; border-top: 2px solid var(--primary); z-index: 1001;
        }
        .nav-item {
            text-decoration: none; color: var(--text-secondary); 
            display: flex; flex-direction: column; align-items: center; gap: 5px;
            font-size: 12px; transition: 0.3s;
        }
        .nav-item i { font-size: 20px; }
        .nav-item:hover { color: var(--primary); }
        footer {
            background: #000; padding: 30px 15px; border-top: 1px solid var(--border-def);
            text-align: center; color: var(--text-muted); font-size: 13px;
        }
        .footer-contact {
            display: flex; flex-wrap: wrap; justify-content: center; gap: 15px;
            margin-bottom: 25px; color: var(--text-secondary);
        }
        .footer-contact a { color: var(--primary); text-decoration: none; }
        .footer-links {
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
            margin-bottom: 25px; text-align: left;
        }
        .footer-links a { color: var(--text-muted); text-decoration: none; display: block; }
        .footer-links a:hover { color: var(--primary); }
        .copyright { margin-top: 20px; border-top: 1px solid var(--border-def); padding-top: 15px; }