:root {
            --primary-bg: #1a1d24;
            --card-bg: #242832;
            --accent-gold: #f1c40f;
            --text-white: #ffffff;
            --text-gray: #a0a0a0;
            --btn-gradient: linear-gradient(135deg, #f1c40f 0%, #d4ac0d 100%);
            --secondary-btn: #34495e;
            --border-radius: 12px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        }
        body {
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            padding-bottom: 70px;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        header {
            background-color: var(--card-bg);
            padding: 10px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.5);
        }
        .header-left {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-left img {
            width: 25px;
            height: 25px;
            border-radius: 4px;
        }
        .header-left strong {
            font-size: 16px;
            font-weight: normal;
            color: var(--accent-gold);
            letter-spacing: 0.5px;
        }
        .header-right {
            display: flex;
            gap: 10px;
        }
        .btn-login, .btn-register {
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
        }
        .btn-login {
            background-color: var(--secondary-btn);
            color: var(--text-white);
        }
        .btn-register {
            background: var(--btn-gradient);
            color: #000;
        }
        .banner {
            width: 100%;
            display: block;
            aspect-ratio: 2/1;
            object-fit: cover;
            cursor: pointer;
        }
        .announcement {
            background-color: rgba(0,0,0,0.3);
            padding: 8px 15px;
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid #333;
        }
        .announcement i {
            color: var(--accent-gold);
        }
        .marquee-box {
            overflow: hidden;
            white-space: nowrap;
            width: 100%;
        }
        .marquee-content {
            display: inline-block;
            animation: marquee 20s linear infinite;
        }
        @keyframes marquee {
            0% { transform: translateX(100%); }
            100% { transform: translateX(-100%); }
        }
        .container {
            padding: 15px;
        }
        .section-title {
            font-size: 18px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--accent-gold);
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 25px;
        }
        .game-card {
            background-color: var(--card-bg);
            border-radius: var(--border-radius);
            overflow: hidden;
            transition: transform 0.2s;
            box-shadow: 0 4px 6px rgba(0,0,0,0.2);
        }
        .game-card:active {
            transform: scale(0.95);
        }
        .game-card img {
            width: 100%;
            display: block;
            aspect-ratio: 1/1;
            object-fit: cover;
        }
        .game-info {
            padding: 8px;
            text-align: center;
        }
        .game-info h3 {
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .intro-card {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 20px;
            margin-bottom: 25px;
            border-left: 4px solid var(--accent-gold);
        }
        .intro-card h1 {
            font-size: 20px;
            margin-bottom: 10px;
            color: var(--accent-gold);
            line-height: 1.3;
        }
        .intro-card p {
            font-size: 14px;
            color: var(--text-gray);
        }
        .winning-board {
            background-color: var(--card-bg);
            border-radius: var(--border-radius);
            padding: 15px;
            margin-bottom: 25px;
        }
        .winning-list {
            height: 250px;
            overflow-y: hidden;
            position: relative;
        }
        .winning-item {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid #333;
            font-size: 13px;
            animation: slideUp 10s linear infinite;
        }
        @keyframes slideUp {
            0% { transform: translateY(0); }
            100% { transform: translateY(-100%); }
        }
        .win-user {
            color: var(--text-white);
        }
        .win-amount {
            color: #2ecc71;
            font-weight: bold;
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 25px;
            text-align: center;
        }
        .feature-item i {
            font-size: 24px;
            color: var(--accent-gold);
            margin-bottom: 5px;
        }
        .feature-item span {
            display: block;
            font-size: 12px;
        }
        .reviews {
            margin-bottom: 25px;
        }
        .review-card {
            background: var(--card-bg);
            padding: 15px;
            border-radius: var(--border-radius);
            margin-bottom: 10px;
        }
        .review-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 5px;
        }
        .review-user {
            font-weight: 600;
            font-size: 14px;
        }
        .stars {
            color: var(--accent-gold);
            font-size: 12px;
        }
        .review-text {
            font-size: 13px;
            color: var(--text-gray);
            font-style: italic;
        }
        .faq-section {
            margin-bottom: 25px;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--border-radius);
            margin-bottom: 10px;
            padding: 15px;
        }
        .faq-item h3 {
            font-size: 15px;
            margin-bottom: 8px;
            color: var(--accent-gold);
        }
        .faq-item p {
            font-size: 13px;
            color: var(--text-gray);
        }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: #111;
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 1px solid #333;
            z-index: 1000;
        }
        .nav-item {
            text-align: center;
            flex: 1;
        }
        .nav-item i {
            display: block;
            font-size: 20px;
            margin-bottom: 2px;
            color: var(--text-gray);
        }
        .nav-item span {
            font-size: 11px;
            color: var(--text-gray);
        }
        .nav-item:nth-child(3) i, .nav-item:nth-child(3) span {
            color: var(--accent-gold);
        }
        footer {
            background-color: #0d0f12;
            padding: 30px 15px;
            text-align: center;
        }
        .footer-row {
            margin-bottom: 15px;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        .footer-row a {
            font-size: 13px;
            color: var(--text-gray);
        }
        .copyright {
            font-size: 12px;
            color: #555;
            margin-top: 10px;
        }
        .download-cta {
            background: var(--btn-gradient);
            color: #000;
            padding: 15px;
            border-radius: var(--border-radius);
            text-align: center;
            margin-bottom: 25px;
            font-weight: bold;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            cursor: pointer;
        }
        @media (min-width: 768px) {
            .container {
                max-width: 800px;
                margin: 0 auto;
            }
            .game-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }