:root {
            --primary: #FFD700;
            --primary-variant: #FFC107;
            --secondary: #D4AF37;
            --accent: #00E676;
            --bg-main: #0F1217;
            --bg-surface: #1C2028;
            --bg-elevated: #252A34;
            --bg-nav: #0A0D10;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C1;
            --text-muted: #707A8A;
            --text-brand: #FFD700;
            --success: #00C853;
            --error: #FF3D00;
            --border-default: #2D333B;
            --border-subtle: #1E2329;
            --radius-md: 12px;
            --radius-lg: 20px;
        }

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

        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            line-height: 1.6;
            padding-bottom: 80px;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        .container {
            width: 100%;
            max-width: 600px;
            margin: 0 auto;
            padding: 0 16px;
        }

        header {
            background-color: var(--bg-nav);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-default);
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .header-left img {
            width: 25px;
            height: 25px;
            object-fit: contain;
        }

        .header-left strong {
            font-size: 16px;
            font-weight: 400;
            color: var(--text-primary);
        }

        .header-right {
            display: flex;
            gap: 10px;
        }

        .btn {
            padding: 8px 16px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: 0.3s;
        }

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

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

        .banner {
            width: 100%;
            aspect-ratio: 2 / 1;
            overflow: hidden;
            border-radius: var(--radius-md);
            margin: 16px 0;
            cursor: pointer;
        }

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

        .jackpot-box {
            background: linear-gradient(135deg, #1c2028 0%, #252a34 100%);
            border: 2px solid var(--primary);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            margin-bottom: 20px;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
        }

        .jackpot-label {
            color: var(--primary);
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
            font-weight: 700;
        }

        .jackpot-amount {
            font-family: 'Oswald', sans-serif;
            font-size: 32px;
            color: #fff;
            font-weight: 700;
        }

        .intro-card {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            margin-bottom: 24px;
            border: 1px solid var(--border-subtle);
        }

        .intro-card h1 {
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .intro-card p {
            color: var(--text-secondary);
            font-size: 15px;
        }

        .section-title {
            font-size: 20px;
            margin: 24px 0 16px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary);
        }

        .game-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 24px;
        }

        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform 0.2s;
            border: 1px solid var(--border-subtle);
        }

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

        .game-info {
            padding: 10px;
        }

        .game-info h3 {
            font-size: 14px;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .game-info span {
            font-size: 12px;
            color: var(--text-muted);
        }

        .payment-section {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 24px;
        }

        .payment-item {
            background: var(--bg-surface);
            padding: 12px 5px;
            border-radius: 8px;
            text-align: center;
            border: 1px solid var(--border-subtle);
        }

        .payment-item i {
            font-size: 20px;
            color: var(--secondary);
            margin-bottom: 5px;
            display: block;
        }

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

        .guidelines {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 24px;
        }

        .guide-card {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: var(--radius-md);
        }

        .guide-card h2 {
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .winners-marquee {
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            height: 150px;
            overflow: hidden;
            position: relative;
            margin-bottom: 24px;
            border: 1px solid var(--border-subtle);
        }

        .marquee-content {
            position: absolute;
            width: 100%;
            animation: scroll-up 15s linear infinite;
        }

        @keyframes scroll-up {
            0% { top: 100%; }
            100% { top: -200%; }
        }

        .winner-row {
            padding: 10px 16px;
            display: flex;
            justify-content: space-between;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 13px;
        }

        .winner-amount {
            color: var(--success);
            font-weight: bold;
        }

        .providers-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .provider-tag {
            background: var(--bg-elevated);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 12px;
            color: var(--text-secondary);
            border: 1px solid var(--border-default);
        }

        .reviews-grid {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 24px;
        }

        .review-card {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: var(--radius-md);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }

        .review-header i {
            font-size: 24px;
            color: var(--text-muted);
        }

        .review-user h4 {
            font-size: 14px;
        }

        .review-rating {
            color: var(--primary);
            font-size: 12px;
        }

        .faq-section {
            margin-bottom: 24px;
        }

        .faq-item {
            background: var(--bg-surface);
            margin-bottom: 8px;
            border-radius: 8px;
            overflow: hidden;
        }

        .faq-question {
            padding: 14px 16px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-subtle);
        }

        .faq-answer {
            padding: 14px 16px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .security-section {
            background: var(--bg-elevated);
            padding: 20px;
            border-radius: var(--radius-md);
            text-align: center;
            margin-bottom: 24px;
        }

        .security-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 15px;
            font-size: 24px;
            color: var(--accent);
        }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 70px;
            background: var(--bg-nav);
            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;
            color: var(--text-muted);
            font-size: 12px;
        }

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

        footer {
            background: var(--bg-nav);
            padding: 40px 16px 100px;
            text-align: center;
            border-top: 1px solid var(--border-default);
        }

        .footer-contacts {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            margin-bottom: 30px;
        }

        .footer-link-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 30px;
            text-align: left;
        }

        .footer-link-grid a {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .copyright {
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
        }

        @media (min-width: 601px) {
            .container { max-width: 800px; }
            .game-grid { grid-template-columns: repeat(3, 1fr); }
            .payment-section { grid-template-columns: repeat(8, 1fr); }
        }