:root {
            --bg-primary: #0B0E11;
            --bg-secondary: #181C21;
            --bg-surface: #242931;
            --brand-primary: #FFD700;
            --brand-secondary: #B8860B;
            --brand-accent: #F7A600;
            --brand-gradient: linear-gradient(180deg, #FFD700 0%, #B8860B 100%);
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-muted: #6E7681;
            --border-default: #2C343F;
            --success: #00C853;
            --win: #4CAF50;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
        }

        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-default);
        }

        header div:first-child {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        header div:first-child img {
            width: 25px;
            height: 25px;
            object-fit: contain;
        }

        header div:first-child strong {
            font-size: 16px;
            font-weight: 400;
            color: var(--brand-primary);
        }

        header div:last-child {
            display: flex;
            gap: 10px;
        }

        .btn {
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: opacity 0.2s;
        }

        .btn-login {
            background-color: transparent;
            color: var(--brand-primary);
            border: 1px solid var(--brand-primary);
        }

        .btn-register {
            background: var(--brand-gradient);
            color: #000;
        }

        main {
            padding-bottom: 80px;
        }

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

        .banner-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .jackpot-section {
            background: var(--bg-surface);
            margin: 15px;
            padding: 20px;
            border-radius: 15px;
            text-align: center;
            border: 2px solid var(--brand-secondary);
            position: relative;
        }

        .jackpot-label {
            color: var(--brand-primary);
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 10px;
            display: block;
        }

        .jackpot-amount {
            font-family: 'Inter', sans-serif;
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-accent);
            text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
        }

        .intro-card {
            margin: 15px;
            padding: 20px;
            background: var(--bg-secondary);
            border-radius: 12px;
            border-left: 4px solid var(--brand-primary);
        }

        h1 {
            font-size: 20px;
            color: var(--brand-primary);
            margin-bottom: 10px;
        }

        h2 {
            font-size: 24px;
            text-align: center;
            margin: 20px 0;
            color: var(--text-primary);
        }

        h3 {
            font-size: 14px;
            margin-top: 8px;
            text-align: center;
            color: var(--text-primary);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            padding: 0 15px;
            margin-bottom: 25px;
        }

        .game-card {
            text-decoration: none;
            background: var(--bg-surface);
            border-radius: 10px;
            overflow: hidden;
            transition: transform 0.2s;
        }

        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
        }

        .game-card div {
            padding: 8px;
        }

        .payment-section {
            background: var(--bg-secondary);
            padding: 20px 15px;
            margin: 20px 0;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            text-align: center;
        }

        .payment-item i {
            font-size: 24px;
            color: var(--brand-primary);
            margin-bottom: 5px;
        }

        .payment-item span {
            font-size: 10px;
            display: block;
            color: var(--text-secondary);
        }

        .guide-section {
            padding: 15px;
        }

        .guide-card {
            background: var(--bg-surface);
            padding: 15px;
            border-radius: 10px;
            margin-bottom: 15px;
        }

        .winning-records {
            margin: 20px 15px;
            background: var(--bg-secondary);
            border-radius: 12px;
            padding: 15px;
        }

        .record-item {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-default);
            font-size: 13px;
        }

        .record-item:last-child { border-bottom: none; }

        .record-user { color: var(--brand-primary); }
        .record-win { color: var(--win); font-weight: bold; }

        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            padding: 0 15px;
            margin-bottom: 25px;
        }

        .provider-item {
            background: var(--bg-surface);
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            font-weight: 600;
            color: var(--brand-primary);
        }

        .reviews-section {
            padding: 15px;
        }

        .review-card {
            background: var(--bg-surface);
            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: 24px;
            color: var(--text-secondary);
        }

        .star-rating {
            color: #FFD600;
            margin-bottom: 10px;
        }

        .faq-section {
            padding: 15px;
        }

        .faq-item {
            margin-bottom: 15px;
            background: var(--bg-secondary);
            border-radius: 8px;
            padding: 15px;
        }

        .faq-item h3 {
            color: var(--brand-primary);
            text-align: left;
            margin-top: 0;
            margin-bottom: 10px;
            font-size: 16px;
        }

        .safety-section {
            margin: 20px 15px;
            padding: 20px;
            background: var(--bg-surface);
            border-radius: 15px;
            text-align: center;
        }

        .safety-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin: 15px 0;
            font-size: 30px;
        }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 65px;
            background: var(--bg-secondary);
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 1px solid var(--border-default);
            z-index: 1000;
        }

        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-decoration: none;
            color: var(--text-secondary);
            font-size: 12px;
        }

        .nav-item i {
            font-size: 20px;
            margin-bottom: 4px;
        }

        footer {
            background: var(--bg-primary);
            padding: 40px 15px 100px;
            border-top: 1px solid var(--border-default);
            text-align: center;
        }

        .footer-contacts {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 30px;
        }

        .footer-contacts a {
            color: var(--brand-primary);
            text-decoration: none;
        }

        .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;
        }

        .footer-copyright {
            color: var(--text-muted);
            font-size: 12px;
        }

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