:root {
            --bg-dark: #0f1218;
            --card-bg: #1a1d24;
            --accent-gold: #d4af37;
            --accent-red: #e63946;
            --text-main: #ffffff;
            --text-gray: #a0a6b1;
            --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f1d592 100%);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            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;
            border-bottom: 1px solid #2d323d;
        }
        .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;
            letter-spacing: 0.5px;
        }
        .header-right {
            display: flex;
            gap: 8px;
        }
        .btn-login, .btn-register {
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: var(--transition);
        }
        .btn-login {
            background-color: transparent;
            color: var(--text-main);
            border: 1px solid var(--text-gray);
        }
        .btn-register {
            background: var(--gradient-gold);
            color: #000;
        }
        .banner-container {
            width: 100%;
            aspect-ratio: 2/1;
            overflow: hidden;
            cursor: pointer;
        }
        .banner-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .announcement {
            background: #232832;
            padding: 8px 15px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
        }
        .announcement i {
            color: var(--accent-gold);
        }
        .marquee {
            white-space: nowrap;
            overflow: hidden;
            flex: 1;
        }
        .marquee span {
            display: inline-block;
            padding-left: 100%;
            animation: marquee 20s linear infinite;
        }
        @keyframes marquee {
            0% { transform: translate(0, 0); }
            100% { transform: translate(-100%, 0); }
        }
        .section-container {
            padding: 20px 15px;
        }
        .section-title {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 15px;
            font-size: 18px;
            border-left: 4px solid var(--accent-gold);
            padding-left: 10px;
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        .game-card {
            background: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #2d323d;
            transition: var(--transition);
        }
        .game-card:active {
            transform: scale(0.95);
        }
        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
        }
        .game-info {
            padding: 8px;
            text-align: center;
        }
        .game-info h3 {
            font-size: 13px;
            font-weight: 500;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            color: var(--text-gray);
        }
        .platform-intro {
            background: var(--card-bg);
            padding: 20px;
            border-radius: 15px;
            margin: 20px 0;
            border: 1px solid #2d323d;
        }
        .platform-intro h1 {
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--accent-gold);
            line-height: 1.3;
        }
        .platform-intro p {
            font-size: 14px;
            color: var(--text-gray);
        }
        .winning-records {
            background: #151921;
            border-radius: 12px;
            padding: 15px;
            max-height: 300px;
            overflow-y: auto;
        }
        .winning-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid #2d323d;
        }
        .winning-item:last-child {
            border-bottom: none;
        }
        .user-meta {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .user-meta i {
            color: var(--accent-gold);
        }
        .win-amount {
            color: #4caf50;
            font-weight: bold;
        }
        .trust-badges {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin: 20px 0;
            text-align: center;
        }
        .badge-item {
            background: var(--card-bg);
            padding: 15px 5px;
            border-radius: 10px;
            font-size: 11px;
        }
        .badge-item i {
            font-size: 24px;
            color: var(--accent-gold);
            margin-bottom: 8px;
            display: block;
        }
        .reviews-container {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin: 20px 0;
        }
        .review-card {
            background: var(--card-bg);
            padding: 15px;
            border-radius: 12px;
            border: 1px solid #2d323d;
        }
        .review-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
        }
        .stars {
            color: #ffc107;
            font-size: 12px;
        }
        .reviewer-name {
            font-weight: 600;
            font-size: 14px;
        }
        .review-content {
            font-size: 13px;
            color: var(--text-gray);
            font-style: italic;
        }
        .faq-section {
            margin-top: 30px;
        }
        .faq-item {
            background: var(--card-bg);
            margin-bottom: 10px;
            border-radius: 8px;
            overflow: hidden;
        }
        .faq-question {
            padding: 15px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #2d323d;
        }
        .faq-answer {
            padding: 15px;
            font-size: 13px;
            color: var(--text-gray);
            background: #1c212a;
        }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--card-bg);
            height: 60px;
            display: flex;
            justify-content: space-around;
            align-items: center;
            z-index: 1001;
            border-top: 1px solid #2d323d;
            padding-bottom: env(safe-area-inset-bottom);
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-gray);
            font-size: 11px;
        }
        .nav-item i {
            font-size: 18px;
        }
        .nav-item.active {
            color: var(--accent-gold);
        }
        footer {
            background: #0a0c10;
            padding: 30px 15px 100px;
            text-align: center;
        }
        .footer-row {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 20px;
        }
        .footer-row a {
            color: var(--text-gray);
            font-size: 13px;
        }
        .copyright {
            font-size: 12px;
            color: #555;
            margin-top: 20px;
        }