:root {
            --primary: #FFD700;
            --secondary: #C0C0C0;
            --accent: #FF4500;
            --bg-main: #0B0E11;
            --bg-surface: #1E2329;
            --overlay: rgba(0, 0, 0, 0.7);
            --success: #0ECB81;
            --error: #F6465D;
            --warning: #F0B90B;
            --info: #3A86FF;
            --text-primary: #FFFFFF;
            --text-secondary: #B7BDC6;
            --text-disabled: #474D57;
            --border-light: #2B3139;
            --border-medium: #474D57;
            --border-strong: #FFD700;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Roboto', sans-serif;
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-surface);
            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-light);
        }
        header .logo-section {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        header .logo-section img {
            width: 25px;
            height: 25px;
        }
        header .logo-section strong {
            font-size: 16px;
            font-weight: 400;
        }
        header .auth-buttons {
            display: flex;
            gap: 10px;
        }
        .btn {
            padding: 6px 16px;
            border-radius: 6px;
            cursor: pointer;
            font-family: inherit;
            font-weight: 500;
            border: none;
            transition: 0.3s;
            text-decoration: none;
            display: inline-block;
            text-align: center;
        }
        .btn-login {
            background-color: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-medium);
        }
        .btn-register {
            background-color: var(--primary);
            color: #000;
        }
        .btn-primary-lg {
            background-color: var(--primary);
            color: #000;
            padding: 12px 30px;
            font-size: 18px;
            font-weight: bold;
            width: 100%;
            max-width: 300px;
        }
        main {
            max-width: 1200px;
            margin: 0 auto;
            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;
        }
        .reward-section {
            background: linear-gradient(135deg, #1E2329 0%, #0B0E11 100%);
            padding: 30px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
        }
        .reward-section h2 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 24px;
        }
        .reward-section p {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }
        .intro-card {
            background-color: var(--bg-surface);
            margin: 20px;
            padding: 25px;
            border-radius: 15px;
            border: 1px solid var(--border-medium);
            text-align: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.5);
        }
        .intro-card h1 {
            color: var(--primary);
            font-size: 32px;
            margin-bottom: 15px;
        }
        .section-title {
            text-align: center;
            margin: 30px 0 20px;
            font-size: 24px;
            color: var(--text-primary);
            position: relative;
            padding-bottom: 10px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 3px;
            background-color: var(--primary);
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            padding: 0 15px;
        }
        .game-card {
            background-color: var(--bg-surface);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            transition: transform 0.2s;
            border: 1px solid var(--border-light);
        }
        .game-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
        }
        .game-card h3 {
            color: var(--text-primary);
            font-size: 14px;
            padding: 10px;
            text-align: center;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .payment-section {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            padding: 20px 15px;
            background-color: var(--bg-surface);
            margin: 30px 0;
        }
        .payment-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 15px 5px;
            background-color: var(--bg-main);
            border-radius: 8px;
            border: 1px solid var(--border-light);
            color: var(--text-secondary);
            font-size: 12px;
            text-align: center;
        }
        .payment-item i {
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .guideline-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            padding: 0 15px;
        }
        .guideline-item {
            background-color: var(--bg-surface);
            padding: 20px;
            border-radius: 12px;
            border-left: 4px solid var(--primary);
        }
        .guideline-item h3 {
            margin-bottom: 10px;
            color: var(--primary);
        }
        .guideline-item p {
            font-size: 14px;
            color: var(--text-secondary);
        }
        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            padding: 0 15px;
        }
        .review-card {
            background-color: var(--bg-surface);
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-light);
        }
        .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }
        .review-header i {
            font-size: 30px;
            color: var(--secondary);
        }
        .review-user {
            font-weight: bold;
            font-size: 15px;
        }
        .review-rating {
            color: var(--primary);
            font-size: 12px;
            margin-bottom: 10px;
        }
        .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 10px;
        }
        .review-date {
            font-size: 11px;
            color: var(--text-disabled);
            text-align: right;
        }
        .lottery-list {
            padding: 0 15px;
        }
        .lottery-item {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 1fr;
            padding: 12px;
            background-color: var(--bg-surface);
            margin-bottom: 8px;
            border-radius: 8px;
            font-size: 13px;
            align-items: center;
            text-align: center;
            border: 1px solid var(--border-light);
        }
        .lottery-item .win-amount {
            color: var(--success);
            font-weight: bold;
        }
        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            padding: 0 15px;
        }
        .provider-box {
            padding: 20px;
            text-align: center;
            font-weight: bold;
            border-radius: 8px;
            background: linear-gradient(45deg, #1e2329, #2b3139);
            border: 1px solid var(--border-medium);
            color: var(--primary);
        }
        .faq-section {
            padding: 0 15px;
        }
        .faq-item {
            background-color: var(--bg-surface);
            margin-bottom: 10px;
            border-radius: 8px;
            border: 1px solid var(--border-light);
            overflow: hidden;
        }
        .faq-question {
            padding: 15px;
            cursor: pointer;
            font-weight: bold;
            background-color: rgba(255,215,0,0.05);
            display: flex;
            justify-content: space-between;
        }
        .faq-answer {
            padding: 15px;
            font-size: 14px;
            color: var(--text-secondary);
            border-top: 1px solid var(--border-light);
        }
        .security-section {
            margin: 30px 15px;
            padding: 20px;
            background-color: var(--bg-surface);
            border-radius: 15px;
            text-align: center;
            border: 1px solid var(--border-medium);
        }
        .security-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 15px;
            flex-wrap: wrap;
        }
        .security-icon i {
            font-size: 30px;
            color: var(--success);
            margin-bottom: 5px;
        }
        .security-icon p {
            font-size: 12px;
            color: var(--text-secondary);
        }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 65px;
            background-color: var(--bg-surface);
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 1px solid var(--border-light);
            z-index: 1001;
            padding-bottom: env(safe-area-inset-bottom);
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-decoration: none;
            color: var(--text-secondary);
            font-size: 11px;
            gap: 4px;
        }
        .nav-item i {
            font-size: 20px;
        }
        footer {
            background-color: var(--bg-surface);
            padding: 30px 15px;
            border-top: 1px solid var(--border-light);
            color: var(--text-secondary);
            font-size: 13px;
            text-align: center;
        }
        .footer-contact {
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            align-items: center;
        }
        .footer-contact a {
            color: var(--text-primary);
            text-decoration: none;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 20px;
            text-align: left;
        }
        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            display: block;
            margin-bottom: 5px;
        }
        .footer-copyright {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            font-size: 12px;
        }
        @media (max-width: 768px) {
            .payment-section { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(3, 1fr); }
        }