:root {
            --primary: #FFD700;
            --primary-hover: #FFC107;
            --secondary: #1A1A1A;
            --accent: #E91E63;
            --main-bg: #0B0B0B;
            --surface-bg: #1F1F1F;
            --input-bg: #2D2D2D;
            --overlay: rgba(0, 0, 0, 0.8);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #757575;
            --highlight: #FFD700;
            --success: #4CAF50;
            --error: #F44336;
            --warning: #FF9800;
            --info: #2196F3;
            --border-default: #333333;
            --border-active: #FFD700;
            --border-subtle: #262626;
        }

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

        body {
            background-color: var(--main-bg);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Roboto', Arial, sans-serif;
            line-height: 1.5;
            padding-bottom: 80px;
        }

        header {
            background-color: var(--secondary);
            border-bottom: 2px solid var(--border-default);
            padding: 0 15px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: inherit;
        }

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

        .brand-name {
            font-size: 16px;
            font-weight: normal;
        }

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

        .btn {
            padding: 8px 16px;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            font-family: inherit;
            font-weight: 600;
            transition: all 0.3s ease;
            text-decoration: none;
            font-size: 14px;
        }

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

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

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

        main {
            max-width: 1000px;
            margin: 0 auto;
            padding: 15px;
        }

        .hero-banner {
            width: 100%;
            aspect-ratio: 2/1;
            border-radius: 15px;
            overflow: hidden;
            margin-bottom: 20px;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0,0,0,0.5);
        }

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

        .reward-card {
            background: linear-gradient(135deg, #2D2D2D 0%, #1A1A1A 100%);
            border-left: 4px solid var(--primary);
            padding: 25px;
            border-radius: 15px;
            text-align: center;
            margin-bottom: 25px;
        }

        .reward-card h2 {
            color: var(--primary);
            margin-bottom: 15px;
            font-size: 24px;
        }

        .reward-card p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: 16px;
        }

        .btn-cta {
            background-color: var(--accent);
            color: white;
            padding: 15px 30px;
            font-size: 18px;
            border-radius: 50px;
            box-shadow: 0 4px 10px rgba(233, 30, 99, 0.3);
        }

        .intro-card {
            background-color: var(--surface-bg);
            padding: 25px;
            border-radius: 15px;
            border: 1px solid var(--border-subtle);
            margin-bottom: 30px;
            text-align: center;
        }

        .intro-card h1 {
            color: var(--primary);
            font-size: 32px;
            margin-bottom: 15px;
        }

        .intro-card p {
            color: var(--text-secondary);
            font-size: 16px;
        }

        .section-title {
            color: var(--text-primary);
            font-size: 24px;
            margin: 30px 0 20px;
            text-align: center;
            position: relative;
            padding-bottom: 10px;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background-color: var(--primary);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }

        .game-card {
            background-color: var(--surface-bg);
            border-radius: 12px;
            text-decoration: none;
            transition: transform 0.2s ease;
            border: 1px solid var(--border-subtle);
            overflow: hidden;
        }

        .game-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }

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

        .game-info {
            padding: 12px;
            text-align: center;
        }

        .game-info h3 {
            font-size: 16px;
            color: var(--text-primary);
            font-weight: 500;
        }

        .payment-methods {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            background-color: var(--surface-bg);
            padding: 20px;
            border-radius: 15px;
            margin-bottom: 30px;
        }

        .payment-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-secondary);
            text-align: center;
        }

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

        .guidelines {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
            margin-bottom: 30px;
        }

        .guide-card {
            background-color: var(--surface-bg);
            padding: 20px;
            border-radius: 12px;
            border-left: 3px solid var(--primary);
        }

        .guide-card h3 {
            color: var(--primary);
            margin-bottom: 10px;
            font-size: 18px;
        }

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

        .review-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
            margin-bottom: 30px;
        }

        .review-card {
            background-color: var(--surface-bg);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-subtle);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }

        .review-avatar {
            font-size: 30px;
            color: var(--primary);
        }

        .review-user {
            font-weight: 600;
            color: var(--text-primary);
        }

        .review-stars {
            color: var(--primary);
            font-size: 14px;
            margin: 5px 0;
        }

        .review-text {
            color: var(--text-secondary);
            font-size: 14px;
            margin-bottom: 10px;
        }

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

        .lottery-list {
            background-color: var(--surface-bg);
            border-radius: 15px;
            overflow: hidden;
            margin-bottom: 30px;
        }

        .lottery-item {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 1fr;
            padding: 12px 15px;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 13px;
            text-align: center;
            align-items: center;
        }

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

        .win-amount {
            color: var(--primary);
            font-weight: bold;
        }

        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }

        .provider-block {
            background: linear-gradient(45deg, var(--surface-bg), var(--secondary));
            padding: 15px;
            border-radius: 10px;
            text-align: center;
            font-weight: bold;
            color: var(--primary);
            border: 1px solid var(--border-default);
        }

        .faq-section {
            margin-bottom: 30px;
        }

        .faq-item {
            background-color: var(--surface-bg);
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 15px;
            border: 1px solid var(--border-subtle);
        }

        .faq-item h3 {
            color: var(--primary);
            font-size: 18px;
            margin-bottom: 10px;
        }

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

        .security-footer {
            background-color: var(--surface-bg);
            padding: 25px;
            border-radius: 15px;
            text-align: center;
            border: 1px solid var(--border-subtle);
        }

        .security-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .security-icon {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            color: var(--text-secondary);
        }

        .security-icon i {
            font-size: 24px;
            color: var(--success);
        }

        .security-notice {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background-color: var(--secondary);
            border-top: 2px solid var(--border-default);
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 65px;
            z-index: 1001;
            padding: 0 10px;
        }

        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            gap: 4px;
        }

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

        footer {
            background-color: var(--secondary);
            padding: 40px 15px 100px;
            border-top: 2px solid var(--border-default);
            color: var(--text-secondary);
            font-size: 14px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 15px;
            margin-bottom: 30px;
        }

        .contact-links {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .contact-links a {
            color: var(--text-secondary);
            text-decoration: none;
            border-bottom: 1px solid var(--border-subtle);
        }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 30px;
            text-align: center;
        }

        .footer-links a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 13px;
        }

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

        @media (max-width: 600px) {
            .payment-methods {
                grid-template-columns: repeat(2, 1fr);
            }
        }