:root {
            --brand-primary: #FFD700;
            --brand-secondary: #C0C0C0;
            --brand-accent: #FF4500;
            --brand-dark-accent: #B22222;
            --bg-primary: #0F0F0F;
            --bg-secondary: #1A1A1A;
            --bg-tertiary: #2A2A2A;
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #808080;
            --border-light: #333333;
            --border-strong: #FFD700;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-secondary);
            border-bottom: 2px solid var(--border-light);
            padding: 10px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        header .logo-area { display: flex; align-items: center; gap: 10px; }
        header img { width: 25px; height: 25px; border-radius: 50%; }
        header strong { font-size: 16px; font-weight: normal; color: var(--brand-primary); }
        header .auth-btns { display: flex; gap: 10px; }
        .btn-login { background: transparent; border: 1px solid var(--brand-primary); color: var(--brand-primary); padding: 6px 15px; border-radius: 4px; cursor: pointer; font-family: inherit; }
        .btn-reg { background: var(--brand-primary); border: none; color: var(--bg-primary); padding: 6px 15px; border-radius: 4px; cursor: pointer; font-weight: bold; font-family: inherit; }

        main { max-width: 1200px; margin: 0 auto; padding: 0 15px 80px; }
        .hero-banner { width: 100%; aspect-ratio: 2/1; cursor: pointer; border-radius: 12px; overflow: hidden; margin: 15px 0; }
        .hero-banner img { width: 100%; height: 100%; object-fit: cover; }

        .promo-card {
            background: linear-gradient(135deg, #B22222, #FF4500);
            padding: 30px;
            border-radius: 15px;
            text-align: center;
            margin: 20px 0;
            border: 2px solid var(--brand-primary);
        }
        .promo-card h2 { font-size: 28px; margin-bottom: 15px; color: var(--brand-primary); }
        .promo-card p { font-size: 18px; margin-bottom: 20px; color: #fff; }
        .btn-bonus { background: var(--brand-primary); color: #000; padding: 15px 30px; font-size: 20px; font-weight: bold; border: none; border-radius: 50px; cursor: pointer; text-transform: uppercase; box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4); }

        .section-title { font-size: 24px; margin: 30px 0 20px; text-align: center; color: var(--brand-primary); border-left: 4px solid var(--brand-primary); padding-left: 10px; }
        
        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-bottom: 30px; }
        .game-card { background: var(--bg-tertiary); border-radius: 12px; overflow: hidden; text-decoration: none; border: 1px solid var(--border-light); transition: transform 0.2s; }
        .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: 10px; font-size: 16px; text-align: center; color: var(--text-primary); }

        .intro-card { background: var(--bg-secondary); padding: 30px; border-radius: 15px; text-align: center; border: 1px solid var(--brand-primary); margin: 40px 0; }
        .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; }

        .article-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
        .article-card { background: var(--bg-tertiary); border-radius: 12px; overflow: hidden; display: flex; flex-direction: column; text-decoration: none; border: 1px solid var(--border-light); }
        .article-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
        .article-content { padding: 15px; }
        .article-content h3 { color: var(--brand-primary); font-size: 18px; margin-bottom: 10px; }
        .article-content p { color: var(--text-secondary); font-size: 14px; }

        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; text-align: center; }
        .payment-item { background: var(--bg-tertiary); padding: 15px; border-radius: 8px; border: 1px solid var(--border-light); color: var(--text-primary); font-size: 14px; }
        .payment-item i { display: block; font-size: 24px; margin-bottom: 8px; color: var(--brand-primary); }

        .guide-grid { display: grid; grid-template-columns: 1fr; gap: 15px; }
        .guide-item { background: var(--bg-secondary); padding: 20px; border-radius: 12px; border-left: 4px solid var(--brand-primary); }
        .guide-item h3 { color: var(--brand-primary); margin-bottom: 10px; }
        .guide-item p { color: var(--text-secondary); font-size: 15px; }

        .review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
        .review-card { background: var(--bg-tertiary); padding: 20px; border-radius: 12px; border: 1px solid var(--border-light); }
        .rev-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .rev-user i { color: var(--brand-primary); font-size: 20px; }
        .rev-user span { font-weight: bold; }
        .rev-stars { color: #FFD700; margin-bottom: 10px; }
        .rev-text { color: var(--text-secondary); font-size: 14px; margin-bottom: 10px; }
        .rev-date { color: var(--text-muted); font-size: 12px; }

        .winning-list { background: var(--bg-secondary); border-radius: 12px; overflow: hidden; }
        .win-row { display: grid; grid-template-columns: 1fr 2fr 1fr 1fr; padding: 12px; border-bottom: 1px solid var(--border-light); font-size: 14px; text-align: center; align-items: center; }
        .win-row:nth-child(even) { background: var(--bg-tertiary); }
        .win-amount { color: var(--brand-primary); font-weight: bold; }

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

        .faq-section { display: grid; grid-template-columns: 1fr; gap: 15px; }
        .faq-item { background: var(--bg-secondary); padding: 20px; border-radius: 12px; border: 1px solid var(--border-light); }
        .faq-item h3 { color: var(--brand-primary); font-size: 18px; margin-bottom: 10px; }
        .faq-item p { color: var(--text-secondary); font-size: 15px; }

        .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: 2px solid var(--brand-primary); 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; }
        .nav-item i { font-size: 20px; color: var(--text-primary); }

        footer { background: var(--bg-secondary); padding: 40px 20px; border-top: 1px solid var(--border-light); color: var(--text-secondary); }
        .footer-contact { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin-bottom: 30px; font-size: 14px; }
        .footer-contact a { color: var(--brand-primary); text-decoration: none; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 30px; text-align: center; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 14px; display: block; margin-bottom: 8px; }
        .security-section { text-align: center; border-top: 1px solid var(--border-light); padding-top: 20px; }
        .security-icons { font-size: 24px; color: var(--brand-primary); margin-bottom: 10px; display: flex; justify-content: center; gap: 15px; }

        @media (max-width: 600px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
            .win-row { font-size: 12px; }
        }