:root {
            --primary: #FFD700;
            --secondary: #B8860B;
            --accent: #FF4500;
            --highlight: #FFFFFF;
            --main-bg: #0F0F0F;
            --surface: #1A1A1A;
            --overlay: #2C2C2C;
            --grad-start: #1A1A1A;
            --grad-end: #000000;
            --success: #28A745;
            --error: #DC3545;
            --warning: #FFC107;
            --info: #17A2B8;
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #757575;
            --border-default: #333333;
            --border-strong: #FFD700;
            --border-subtle: #262626;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--main-bg);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', sans-serif;
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background: linear-gradient(to right, var(--grad-start), var(--grad-end));
            border-bottom: 1px solid var(--border-default);
            padding: 10px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
        .header-logo img { width: 25px; height: 25px; border-radius: 50%; }
        .header-logo strong { font-size: 16px; font-weight: normal; }
        .auth-buttons { display: flex; gap: 10px; }
        .btn-login { background: transparent; color: var(--primary); border: 1px solid var(--primary); padding: 6px 15px; border-radius: 5px; cursor: pointer; font-family: inherit; }
        .btn-register { background: var(--primary); color: var(--main-bg); border: none; padding: 6px 15px; border-radius: 5px; cursor: pointer; font-family: inherit; font-weight: 600; }
        main { max-width: 1000px; margin: 0 auto; padding: 20px 15px 100px 15px; }
        .banner-container { width: 100%; margin-bottom: 25px; border-radius: 15px; overflow: hidden; cursor: pointer; border: 2px solid var(--border-subtle); }
        .banner-container img { width: 100%; aspect-ratio: 2/1; object-fit: cover; display: block; }
        .reward-section { background: linear-gradient(45deg, var(--secondary), var(--accent)); padding: 25px; border-radius: 15px; text-align: center; margin-bottom: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.5); }
        .reward-section h2 { font-size: 24px; margin-bottom: 15px; color: var(--highlight); }
        .reward-section p { margin-bottom: 20px; color: var(--highlight); font-size: 16px; opacity: 0.9; }
        .btn-big-reg { background: var(--highlight); color: var(--accent); border: none; padding: 15px 30px; border-radius: 30px; font-size: 18px; font-weight: 700; cursor: pointer; box-shadow: 0 4px 10px rgba(0,0,0,0.3); transition: transform 0.2s; }
        .btn-big-reg:hover { transform: scale(1.05); }
        .intro-card { background: var(--surface); border: 1px solid var(--border-strong); padding: 25px; border-radius: 15px; text-align: center; margin-bottom: 30px; }
        .intro-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 15px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; line-height: 1.8; }
        .section-title { font-size: 24px; color: var(--primary); margin: 30px 0 20px; border-left: 4px solid var(--primary); padding-left: 15px; }
        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
        .game-card { background: var(--surface); border-radius: 12px; overflow: hidden; text-decoration: none; border: 1px solid var(--border-subtle); 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); }
        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 30px; }
        .pay-item { background: var(--overlay); padding: 15px; border-radius: 10px; text-align: center; font-size: 14px; color: var(--text-secondary); border: 1px solid var(--border-subtle); }
        .pay-item i { display: block; font-size: 24px; color: var(--primary); margin-bottom: 8px; }
        .guideline-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
        .guide-item { background: var(--surface); padding: 20px; border-radius: 12px; border-bottom: 3px solid var(--primary); }
        .guide-item h3 { font-size: 18px; color: var(--primary); margin-bottom: 10px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }
        .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; border: 1px solid var(--border-subtle); }
        .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: 600; font-size: 16px; }
        .review-stars { color: var(--warning); font-size: 14px; margin-bottom: 10px; }
        .review-text { font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-muted); }
        .lottery-list { background: var(--surface); border-radius: 15px; overflow: hidden; }
        .lottery-item { display: grid; grid-template-columns: 2fr 2fr 1.5fr 1.5fr; padding: 12px 20px; border-bottom: 1px solid var(--border-subtle); align-items: center; font-size: 14px; }
        .lottery-item:nth-child(even) { background: var(--overlay); }
        .win-amount { color: var(--primary); font-weight: bold; }
        .provider-wall { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .provider-item { background: linear-gradient(135deg, var(--surface), var(--overlay)); padding: 15px; text-align: center; border-radius: 8px; font-weight: bold; color: var(--primary); border: 1px solid var(--border-strong); }
        .faq-section { margin-bottom: 30px; }
        .faq-item { background: var(--surface); margin-bottom: 10px; border-radius: 10px; border: 1px solid var(--border-subtle); }
        .faq-question { padding: 15px; font-weight: 600; color: var(--primary); cursor: pointer; border-bottom: 1px solid var(--border-subtle); }
        .faq-answer { padding: 15px; color: var(--text-secondary); font-size: 14px; line-height: 1.6; }
        .security-section { background: var(--surface); padding: 25px; border-radius: 15px; text-align: center; border: 1px solid var(--border-default); }
        .sec-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin: 20px 0; }
        .sec-badge { display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 14px; }
        .sec-badge i { color: var(--success); }
        .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: 1001; }
        .nav-item { text-decoration: none; color: var(--text-secondary); text-align: center; font-size: 12px; display: flex; flex-direction: column; gap: 4px; }
        .nav-item i { font-size: 20px; color: var(--primary); }
        footer { background: var(--grad-end); padding: 40px 20px 20px; border-top: 1px solid var(--border-default); }
        .footer-contact { display: flex; justify-content: center; gap: 15px; margin-bottom: 30px; 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; margin-bottom: 30px; }
        .footer-links a { color: var(--text-muted); text-decoration: none; font-size: 13px; }
        .copyright { text-align: center; 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); }
            .lottery-item { grid-template-columns: 1fr 1fr; gap: 10px; }
            .lottery-item div:nth-child(3), .lottery-item div:nth-child(4) { text-align: right; }
        }