:root {
            --primary-bg: #1a1d24;
            --card-bg: #2c313c;
            --accent-gold: #d4af37;
            --text-white: #ffffff;
            --text-gray: #a0a0a0;
            --btn-grad: linear-gradient(135deg, #d4af37 0%, #f9e29c 100%);
            --secondary-grad: linear-gradient(135deg, #404654 0%, #2c313c 100%);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            -webkit-tap-highlight-color: transparent;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.5;
            padding-bottom: 70px;
        }
        header {
            background-color: #0f1218;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 15px;
            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;
        }
        .header-right {
            display: flex;
            gap: 10px;
        }
        .btn-login {
            background: var(--secondary-grad);
            color: white;
            border: 1px solid #4e5563;
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 13px;
            cursor: pointer;
        }
        .btn-register {
            background: var(--btn-grad);
            color: #211d10;
            border: none;
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: bold;
            cursor: pointer;
        }
        main {
            padding: 10px;
        }
        .banner {
            width: 100%;
            aspect-ratio: 2 / 1;
            border-radius: 12px;
            overflow: hidden;
            cursor: pointer;
            margin-bottom: 15px;
        }
        .banner img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .announcement {
            background: #232832;
            padding: 8px 15px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            margin-bottom: 20px;
            font-size: 12px;
            color: var(--accent-gold);
        }
        .announcement i {
            margin-right: 10px;
        }
        .marquee-box {
            overflow: hidden;
            width: 100%;
        }
        .marquee-text {
            display: inline-block;
            white-space: nowrap;
            animation: marquee 20s linear infinite;
        }
        @keyframes marquee {
            0% { transform: translateX(100%); }
            100% { transform: translateX(-100%); }
        }
        .section-title {
            font-size: 18px;
            margin: 20px 0 15px;
            padding-left: 10px;
            border-left: 4px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .game-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .game-card {
            background: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            color: inherit;
            transition: transform 0.2s;
        }
        .game-card:active {
            transform: scale(0.95);
        }
        .game-card img {
            width: 100%;
            aspect-ratio: 1 / 1;
            object-fit: cover;
            display: block;
        }
        .game-card span {
            display: block;
            padding: 8px;
            font-size: 13px;
            text-align: center;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .intro-content {
            background: var(--card-bg);
            padding: 20px;
            border-radius: 12px;
            margin: 20px 0;
            font-size: 14px;
            color: #d1d1d1;
        }
        .intro-content h1 {
            color: var(--accent-gold);
            font-size: 20px;
            margin-bottom: 10px;
        }
        .intro-content p {
            margin-bottom: 10px;
        }
        .winning-board {
            background: #0f1218;
            border-radius: 12px;
            padding: 15px;
            margin: 20px 0;
            max-height: 300px;
            overflow-y: auto;
        }
        .win-item {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid #2c313c;
            font-size: 12px;
        }
        .win-item span:nth-child(2) {
            color: #4caf50;
            font-weight: bold;
        }
        .win-item span:nth-child(3) {
            color: var(--accent-gold);
        }
        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            margin: 20px 0;
        }
        .feature-box {
            background: var(--card-bg);
            padding: 15px;
            border-radius: 12px;
            text-align: center;
        }
        .feature-box i {
            font-size: 24px;
            color: var(--accent-gold);
            margin-bottom: 8px;
        }
        .feature-box div {
            font-size: 13px;
            font-weight: bold;
        }
        .reviews-container {
            margin: 20px 0;
        }
        .review-card {
            background: var(--card-bg);
            padding: 15px;
            border-radius: 12px;
            margin-bottom: 12px;
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }
        .review-user i {
            font-size: 30px;
            color: #555;
        }
        .review-stars {
            color: #ffc107;
            font-size: 12px;
        }
        .review-text {
            font-size: 13px;
            font-style: italic;
            color: #ccc;
        }
        .faq-section {
            margin: 20px 0;
        }
        .faq-item {
            background: var(--card-bg);
            margin-bottom: 8px;
            border-radius: 8px;
            padding: 12px;
        }
        .faq-question {
            font-weight: bold;
            font-size: 14px;
            margin-bottom: 5px;
            color: var(--accent-gold);
        }
        .faq-answer {
            font-size: 13px;
            color: #d1d1d1;
        }
        .navigater {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 65px;
            background: #0f1218;
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 1px solid #2c313c;
            z-index: 1000;
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-gray);
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
        }
        .nav-item i {
            font-size: 20px;
            margin-bottom: 4px;
        }
        .nav-item:nth-child(1) {
            color: var(--accent-gold);
        }
        footer {
            background: #0a0c10;
            padding: 30px 15px 100px;
            text-align: center;
            font-size: 13px;
        }
        .footer-row {
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
        }
        .footer-row a {
            color: var(--text-gray);
            text-decoration: none;
        }
        .footer-row a:hover {
            color: var(--accent-gold);
        }
        .copyright {
            color: #555;
            font-size: 12px;
            margin-top: 20px;
        }