:root {
            --brand-primary: #FFD700;
            --brand-primary-hover: #FACC15;
            --brand-secondary: #10B981;
            --brand-accent: #F97316;
            --bg-main: #0F172A;
            --bg-surface: #1E293B;
            --bg-card: #111827;
            --bg-overlay: rgba(0, 0, 0, 0.9);
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --text-inverse: #020617;
            --text-brand: #FFD700;
            --semantic-success: #22C55E;
            --semantic-error: #EF4444;
            --semantic-warning: #F59E0B;
            --semantic-info: #3B82F6;
            --border-default: #334155;
            --border-subtle: #1E293B;
            --border-active: #FFD700;
        }

        * {
            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;
            font-size: 16px;
            line-height: 1.5;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: 0.3s;
        }

        header {
            background-color: var(--bg-surface);
            padding: 10px 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-default);
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .header-left img {
            width: 25px;
            height: 25px;
            border-radius: 4px;
        }

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

        .header-right {
            display: flex;
            gap: 8px;
        }

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

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

        .btn-register {
            background-color: var(--brand-primary);
            color: var(--text-inverse);
        }

        .btn-register:hover {
            background-color: var(--brand-primary-hover);
        }

        main {
            padding-bottom: 80px;
            max-width: 800px;
            margin: 0 auto;
        }

        .banner {
            width: 100%;
            aspect-ratio: 2 / 1;
            cursor: pointer;
            display: block;
        }

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

        .jackpot-section {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 20px;
            margin: 15px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--brand-primary);
            box-shadow: 0 0 15px rgba(255, 215, 0, 0.2);
        }

        .jackpot-title {
            color: var(--brand-primary);
            font-size: 18px;
            margin-bottom: 10px;
            text-transform: uppercase;
            font-weight: 700;
        }

        .jackpot-amount {
            font-family: 'Montserrat', sans-serif;
            font-size: 32px;
            color: var(--text-primary);
            font-weight: 700;
        }

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

        .intro-card h1 {
            font-size: 20px;
            color: var(--brand-primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .intro-card p {
            color: var(--text-secondary);
            font-size: 14px;
        }

        .section-header {
            margin: 25px 15px 15px;
            border-left: 4px solid var(--brand-primary);
            padding-left: 10px;
        }

        .section-header h2 {
            font-size: 20px;
            color: var(--text-primary);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            padding: 0 15px;
        }

        .game-card {
            background-color: var(--bg-card);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: 0.3s;
        }

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

        .game-card h3 {
            padding: 10px;
            font-size: 14px;
            text-align: center;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .payment-section {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            padding: 15px;
            margin: 15px;
            background-color: var(--bg-surface);
            border-radius: 12px;
        }

        .payment-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            font-size: 10px;
            color: var(--text-secondary);
        }

        .payment-item i {
            font-size: 20px;
            color: var(--brand-primary);
        }

        .guidelines-section {
            padding: 0 15px;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

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

        .guide-card h3 {
            color: var(--brand-primary);
            margin-bottom: 8px;
            font-size: 16px;
        }

        .guide-card p {
            font-size: 14px;
            color: var(--text-secondary);
            text-align: justify;
        }

        .lottery-container {
            margin: 15px;
            background-color: var(--bg-card);
            border-radius: 12px;
            height: 200px;
            overflow: hidden;
            position: relative;
            border: 1px solid var(--border-default);
        }

        .lottery-scroll {
            position: absolute;
            width: 100%;
            animation: scrollLottery 30s linear infinite;
        }

        .lottery-item {
            padding: 10px 15px;
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
        }

        .lottery-user { color: var(--brand-primary); }
        .lottery-win { color: var(--semantic-success); font-family: 'Montserrat', sans-serif; font-weight: bold; }

        @keyframes scrollLottery {
            0% { transform: translateY(0); }
            100% { transform: translateY(-50%); }
        }

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

        .provider-item {
            background: linear-gradient(45deg, var(--bg-surface), var(--bg-card));
            padding: 12px;
            text-align: center;
            border-radius: 8px;
            color: var(--brand-primary);
            font-weight: 600;
            border: 1px solid var(--border-default);
            font-size: 14px;
        }

        .review-grid {
            padding: 0 15px;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .review-card {
            background-color: var(--bg-surface);
            padding: 15px;
            border-radius: 12px;
        }

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

        .review-avatar {
            width: 40px;
            height: 40px;
            background-color: var(--bg-main);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-primary);
        }

        .review-info h4 { font-size: 14px; }
        .stars { color: #facc15; font-size: 12px; }

        .faq-section {
            padding: 0 15px;
        }

        .faq-item {
            margin-bottom: 12px;
            background-color: var(--bg-surface);
            border-radius: 8px;
            overflow: hidden;
        }

        .faq-question {
            padding: 15px;
            font-weight: 600;
            cursor: pointer;
            color: var(--brand-primary);
            font-size: 15px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .faq-answer {
            padding: 15px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .security-section {
            margin: 20px 15px;
            padding: 20px;
            background-color: var(--bg-card);
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--border-default);
        }

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

        .security-text {
            font-size: 13px;
            color: var(--text-muted);
        }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background-color: var(--bg-surface);
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            border-top: 1px solid var(--border-default);
            z-index: 1001;
        }

        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-secondary);
            font-size: 12px;
        }

        .nav-item i {
            font-size: 18px;
        }

        footer {
            background-color: var(--bg-card);
            padding: 30px 15px 100px;
            text-align: center;
            border-top: 1px solid var(--border-default);
        }

        .footer-contact {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-bottom: 25px;
        }

        .footer-contact a {
            color: var(--brand-primary);
            font-size: 14px;
        }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 25px;
            text-align: left;
        }

        .footer-links 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: 800px) {
            .game-grid { grid-template-columns: repeat(3, 1fr); }
            .provider-grid { grid-template-columns: repeat(4, 1fr); }
        }