* { box-sizing: border-box; margin: 0; padding: 0; }
        body { background-color: #0f1218; color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.5; padding-bottom: 70px; }
        a { text-decoration: none; color: inherit; }
        img { max-width: 100%; display: block; }
        header { background: #1a1d24; padding: 10px 15px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid #2d323e; }
        .header-left { display: flex; align-items: center; gap: 8px; }
        .header-left img { width: 25px; height: 25px; }
        .header-left strong { font-size: 16px; font-weight: normal; color: #ffd700; }
        .header-right { display: flex; gap: 8px; }
        .btn { padding: 6px 15px; border-radius: 20px; font-size: 13px; font-weight: bold; border: none; cursor: pointer; transition: opacity 0.2s; }
        .btn-login { background: transparent; border: 1px solid #ffd700; color: #ffd700; }
        .btn-reg { background: linear-gradient(180deg, #ffd700, #b8860b); color: #000; }
        .banner { width: 100%; cursor: pointer; }
        .banner img { width: 100%; aspect-ratio: 2/1; object-fit: cover; }
        .announcement { background: #1a1d24; padding: 8px 15px; display: flex; align-items: center; gap: 10px; font-size: 13px; color: #b0b8c1; overflow: hidden; }
        .announcement i { color: #ffd700; }
        .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%); } }
        .section-title { padding: 20px 15px 10px; display: flex; align-items: center; gap: 8px; }
        .section-title h2 { font-size: 18px; color: #ffd700; }
        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0 15px 20px; }
        .game-card { background: #1a1d24; border-radius: 12px; overflow: hidden; border: 1px solid #2d323e; box-shadow: 0 4px 6px rgba(0,0,0,0.3); transition: transform 0.2s; }
        .game-card:active { transform: scale(0.98); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .game-card h3 { padding: 8px; font-size: 13px; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: #e0e0e0; }
        .intro-content { padding: 20px 15px; background: #1a1d24; margin: 20px 0; border-top: 1px solid #2d323e; border-bottom: 1px solid #2d323e; }
        .intro-content h1 { font-size: 20px; color: #ffd700; margin-bottom: 12px; }
        .intro-content p { font-size: 14px; color: #b0b8c1; margin-bottom: 10px; text-align: justify; }
        .winning-list { background: #1a1d24; margin: 0 15px 20px; border-radius: 12px; padding: 15px; border: 1px solid #2d323e; }
        .winning-item { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid #2d323e; font-size: 12px; }
        .winning-item:last-child { border-bottom: none; }
        .win-user { color: #ffd700; }
        .win-amount { color: #4caf50; font-weight: bold; }
        .features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 0 15px 20px; }
        .feature-item { background: #1a1d24; padding: 15px 5px; border-radius: 10px; text-align: center; border: 1px solid #2d323e; }
        .feature-item i { font-size: 24px; color: #ffd700; margin-bottom: 8px; display: block; }
        .feature-item span { font-size: 11px; color: #b0b8c1; }
        .reviews { padding: 0 15px 20px; }
        .review-card { background: #1a1d24; border-radius: 12px; padding: 15px; margin-bottom: 12px; border: 1px solid #2d323e; }
        .review-header { display: flex; justify-content: space-between; margin-bottom: 8px; }
        .review-user { font-weight: bold; font-size: 14px; color: #ffd700; }
        .stars { color: #ff9800; font-size: 12px; }
        .review-text { font-size: 13px; color: #b0b8c1; font-style: italic; }
        .faq { padding: 0 15px 20px; }
        .faq-item { background: #1a1d24; border-radius: 8px; margin-bottom: 10px; overflow: hidden; border: 1px solid #2d323e; }
        .faq-q { padding: 12px 15px; font-weight: bold; font-size: 14px; display: flex; justify-content: space-between; align-items: center; }
        .faq-a { padding: 0 15px 12px; font-size: 13px; color: #b0b8c1; }
        .navigater { position: fixed; bottom: 0; left: 0; right: 0; background: #1a1d24; display: flex; justify-content: space-around; padding: 8px 0; border-top: 1px solid #2d323e; z-index: 1000; }
        .nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 11px; color: #b0b8c1; }
        .nav-item i { font-size: 20px; }
        .nav-item.active { color: #ffd700; }
        footer { background: #1a1d24; padding: 30px 15px 100px; text-align: center; border-top: 1px solid #2d323e; }
        .footer-row { display: flex; justify-content: center; gap: 15px; margin-bottom: 15px; flex-wrap: wrap; }
        .footer-row a { font-size: 13px; color: #b0b8c1; }
        .copyright { font-size: 12px; color: #666; margin-top: 10px; }