:root {
            --primary-bg: #1a1d24;
            --card-bg: #242932;
            --accent-gold: #f1c40f;
            --accent-red: #e74c3c;
            --text-main: #ffffff;
            --text-dim: #a0a0a0;
            --gradient-gold: linear-gradient(135deg, #f1c40f 0%, #d4af37 100%);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--primary-bg);
            color: var(--text-main);
            line-height: 1.6;
            padding-bottom: 70px;
        }
        header {
            background-color: #111418;
            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; color: var(--text-main); }
        .header-right { display: flex; gap: 10px; }
        .btn {
            padding: 6px 15px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            text-decoration: none;
        }
        .btn-login { background: transparent; border: 1px solid var(--accent-gold); color: var(--accent-gold); }
        .btn-register { background: var(--gradient-gold); color: #000; }
        .banner { width: 100%; aspect-ratio: 2/1; display: block; cursor: pointer; }
        .banner img { width: 100%; height: 100%; object-fit: cover; }
        .announcement {
            background: #242932;
            padding: 8px 15px;
            display: flex;
            align-items: center;
            gap: 10px;
            overflow: hidden;
            border-bottom: 1px solid #333;
        }
        .announcement i { color: var(--accent-gold); }
        .marquee {
            white-space: nowrap;
            animation: marquee 20s linear infinite;
            font-size: 13px;
            color: var(--text-dim);
        }
        @keyframes marquee {
            0% { transform: translateX(100%); }
            100% { transform: translateX(-100%); }
        }
        main { padding: 15px; }
        .section-title {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 20px 0 15px;
            font-size: 18px;
            color: var(--accent-gold);
            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;
            text-decoration: none;
            color: white;
            transition: transform 0.2s;
            box-shadow: 0 4px 6px rgba(0,0,0,0.3);
        }
        .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: normal; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .intro-card {
            background: var(--card-bg);
            padding: 20px;
            border-radius: 15px;
            margin: 25px 0;
            border-top: 3px solid var(--accent-gold);
        }
        .intro-card h1 { font-size: 20px; color: var(--accent-gold); margin-bottom: 12px; line-height: 1.3; }
        .intro-card p { font-size: 14px; color: var(--text-dim); }
        .winning-records {
            background: var(--card-bg);
            border-radius: 15px;
            padding: 15px;
            margin: 20px 0;
            max-height: 300px;
            overflow-y: hidden;
            position: relative;
        }
        .winning-item {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid #333;
            font-size: 13px;
        }
        .winning-user { color: var(--text-dim); }
        .winning-amount { color: var(--accent-gold); font-weight: bold; }
        .features {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin: 25px 0;
        }
        .feature-item {
            text-align: center;
            background: var(--card-bg);
            padding: 15px 5px;
            border-radius: 10px;
        }
        .feature-item i { font-size: 24px; color: var(--accent-gold); margin-bottom: 8px; }
        .feature-item span { display: block; font-size: 11px; }
        .reviews { margin: 25px 0; }
        .review-card {
            background: #2c323c;
            padding: 15px;
            border-radius: 12px;
            margin-bottom: 12px;
        }
        .review-user { display: flex; align-items: center; gap: 8px; margin-bottom: 5px; }
        .review-user i { color: #f1c40f; font-size: 12px; }
        .review-content { font-size: 13px; font-style: italic; color: var(--text-dim); }
        .faq-section { margin: 30px 0; }
        .faq-item {
            background: var(--card-bg);
            margin-bottom: 10px;
            border-radius: 8px;
            padding: 15px;
        }
        .faq-item h3 { font-size: 15px; margin-bottom: 8px; color: var(--accent-gold); }
        .faq-item p { font-size: 14px; color: var(--text-dim); }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #111418;
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            border-top: 1px solid #333;
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-decoration: none;
            color: var(--text-dim);
            font-size: 11px;
        }
        .nav-item i { font-size: 20px; margin-bottom: 3px; }
        footer {
            background: #0d0f12;
            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-dim); text-decoration: none; font-size: 13px; }
        .copyright { font-size: 12px; color: #555; margin-top: 10px; }