:root {
            --bg-primary: #0F1116;
            --bg-secondary: #1A1D24;
            --bg-surface: #242832;
            --brand-primary: #FFD700;
            --brand-variant: #F5B800;
            --brand-accent: #E11D48;
            --gold-gradient: linear-gradient(180deg, #FFD700 0%, #B8860B 100%);
            --text-primary: #FFFFFF;
            --text-secondary: #94A3B8;
            --border-subtle: #2D333F;
            --win-color: #22C55E;
            --font-bengali: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--font-bengali);
            line-height: 1.5;
            padding-bottom: 80px;
        }

        header {
            background-color: var(--bg-secondary);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-subtle);
        }

        header .logo-area { display: flex; align-items: center; gap: 8px; }
        header img { width: 25px; height: 25px; object-fit: contain; }
        header strong { font-size: 16px; font-weight: 400; color: var(--brand-primary); }

        header .auth-buttons { display: flex; gap: 10px; }
        header button {
            padding: 6px 15px;
            border-radius: 4px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
        }
        .btn-login { background-color: transparent; color: var(--text-primary); border: 1px solid var(--brand-primary); }
        .btn-register { background: var(--gold-gradient); color: #000; }

        .banner-container { width: 100%; aspect-ratio: 2/1; overflow: hidden; cursor: pointer; }
        .banner-container img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-section {
            margin: 20px 15px;
            background: var(--bg-surface);
            border: 2px solid var(--brand-primary);
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .jackpot-title { color: var(--brand-primary); font-size: 18px; margin-bottom: 10px; text-transform: uppercase; }
        .jackpot-amount {
            font-family: 'Roboto', sans-serif;
            font-size: 32px;
            font-weight: 800;
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .intro-card { margin: 20px 15px; background: var(--bg-secondary); padding: 20px; border-radius: 12px; border: 1px solid var(--border-subtle); }
        .intro-card h1 { font-size: 24px; color: var(--brand-primary); margin-bottom: 10px; }
        .intro-card p { font-size: 16px; color: var(--text-secondary); }

        .section-title { margin: 25px 15px 15px; font-size: 20px; color: var(--brand-primary); display: flex; align-items: center; gap: 10px; }
        .section-title::before { content: ""; width: 4px; height: 20px; background: var(--brand-primary); display: inline-block; }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0 15px; }
        .game-card { background: var(--bg-secondary); border-radius: 10px; overflow: hidden; border: 1px solid var(--border-subtle); text-decoration: none; display: block; }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; transition: transform 0.3s; }
        .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: 0 15px; }
        .payment-item { background: var(--bg-surface); padding: 15px 5px; border-radius: 8px; text-align: center; border: 1px solid var(--border-subtle); }
        .payment-item i { font-size: 24px; color: var(--brand-primary); margin-bottom: 5px; display: block; }
        .payment-item span { font-size: 12px; color: var(--text-secondary); }

        .guides-container { padding: 0 15px; }
        .guide-item { background: var(--bg-secondary); padding: 15px; border-radius: 10px; margin-bottom: 15px; border-left: 3px solid var(--brand-accent); }
        .guide-item h3 { color: var(--brand-primary); margin-bottom: 8px; font-size: 18px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .lottery-container { margin: 20px 15px; background: var(--bg-surface); border-radius: 12px; padding: 15px; }
        .lottery-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-subtle); font-size: 13px; }
        .lottery-row span:nth-child(3) { color: var(--win-color); font-weight: bold; }

        .providers-wall { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 0 15px; }
        .provider-btn { background: var(--bg-secondary); color: var(--brand-primary); padding: 12px; text-align: center; border-radius: 6px; font-weight: bold; border: 1px solid var(--brand-primary); }

        .reviews-container { padding: 0 15px; }
        .review-card { background: var(--bg-secondary); padding: 15px; border-radius: 12px; margin-bottom: 15px; }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--text-secondary); }
        .review-rating { color: #F59E0B; margin-bottom: 8px; }

        .faq-container { padding: 0 15px; }
        .faq-item { background: var(--bg-surface); margin-bottom: 10px; border-radius: 8px; padding: 15px; }
        .faq-item h3 { font-size: 16px; color: var(--brand-primary); margin-bottom: 8px; }
        .faq-item p { font-size: 14px; color: var(--text-secondary); }

        .security-section { text-align: center; padding: 30px 15px; background: var(--bg-secondary); margin-top: 20px; }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 30px; color: var(--brand-primary); }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-secondary);
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            border-top: 1px solid var(--border-subtle);
            z-index: 1000;
        }
        .nav-item { text-align: center; text-decoration: none; color: var(--text-secondary); font-size: 12px; }
        .nav-item i { display: block; font-size: 20px; margin-bottom: 4px; }
        .nav-item.active { color: var(--brand-primary); }

        footer { background: var(--bg-primary); padding: 30px 15px 100px; border-top: 1px solid var(--border-subtle); text-align: center; }
        footer .contact-links { display: flex; justify-content: center; gap: 15px; margin-bottom: 25px; flex-wrap: wrap; }
        footer .contact-links a { color: var(--brand-primary); text-decoration: none; font-size: 14px; }
        footer .link-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; text-align: left; margin-bottom: 25px; }
        footer .link-cols a { color: var(--text-secondary); text-decoration: none; font-size: 13px; display: block; margin-bottom: 5px; }
        footer .copyright { font-size: 12px; color: var(--text-disabled); border-top: 1px solid var(--border-subtle); padding-top: 20px; }

        @media (min-width: 768px) {
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(8, 1fr); }
            .providers-wall { grid-template-columns: repeat(4, 1fr); }
        }