/* 基础样式 */
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, sans-serif;
    }

    body {
      background: linear-gradient(135deg, #8b0000 0%, #ff0000 50%, #ffffff 100%);
      color: #fff;
      line-height: 1.6;
      min-height: 100vh;
      position: relative;
      overflow-x: hidden;
    }

    /* 红白背景特效 */
    .bg-effect {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: -1;
      opacity: 0.7;
    }

    .red-circle {
      position: absolute;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 0, 0, 0.3) 0%, rgba(139, 0, 0, 0.1) 70%);
      animation: float 15s infinite linear;
    }

    .white-circle {
      position: absolute;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.1) 70%);
      animation: float 20s infinite linear reverse;
    }

    @keyframes float {
      0% {
        transform: translate(0, 0) rotate(0deg);
      }
      25% {
        transform: translate(100px, 100px) rotate(90deg);
      }
      50% {
        transform: translate(200px, 0) rotate(180deg);
      }
      75% {
        transform: translate(100px, -100px) rotate(270deg);
      }
      100% {
        transform: translate(0, 0) rotate(360deg);
      }
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* 头部样式 */
    header {
      background: rgba(139, 0, 0, 0.9);
      padding: 20px 0;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
      position: relative;
      overflow: hidden;
    }

    header::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, #ffffff, #ffd700, #ffffff);
    }

    .header-content {
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
    }

    .logo {
      font-size: 2.5rem;
      font-weight: bold;
      background: linear-gradient(90deg, #ffffff, #ffd700, #ffffff);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      margin-bottom: 10px;
      text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    }

    .subtitle {
      font-size: 1.2rem;
      opacity: 0.9;
      margin-bottom: 15px;
    }

    .language-tabs {
      display: flex;
      gap: 10px;
      margin-top: 10px;
    }

    .language-tab {
      padding: 8px 16px;
      background: rgba(255, 255, 255, 0.2);
      border-radius: 20px;
      cursor: pointer;
      transition: all 0.3s ease;
      font-size: 0.9rem;
    }

    .language-tab.active {
      background: #ffffff;
      color: #8b0000;
      font-weight: bold;
    }

    /* 主要内容区域 */
    main {
      padding: 40px 0;
    }
    .logo-img {
  width: 60px;
  height: 60px;
  background: url('/static/logo.webp') center/contain no-repeat;
  /* 移除原有的渐变背景和TZ文字 */
}
    section {
      margin-bottom: 50px;
      background: rgba(255, 255, 255, 0.15);
      border-radius: 12px;
      padding: 30px;
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
     h1 {
            font-size: 60px;
            font-family: "楷体", "KaiTi", "STKaiti", serif;
        }
    
    h2 {
      font-size: 2rem;
      margin-bottom: 20px;
      color: #ffd700;
      text-align: center;
      position: relative;
      padding-bottom: 10px;
    }

    h2::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background: linear-gradient(90deg, transparent, #ffd700, transparent);
    }

    h3 {
      font-size: 1.5rem;
      margin-bottom: 20px;
      color: #ffd700;
      text-align: center;
    }

    /* 优势部分 */
    .advantages {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 30px;
    }

    .advantage-card {
      background: rgba(255, 255, 255, 0.15);
      border-radius: 10px;
      padding: 25px;
      text-align: center;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      border: 1px solid rgba(255, 215, 0, 0.3);
    }

    .advantage-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    }

    .advantage-icon {
      font-size: 2.5rem;
      margin-bottom: 15px;
      color: #ffd700;
    }

    .advantage-card h4 {
      font-size: 1.3rem;
      margin-bottom: 10px;
      color: #ffd700;
    }

    /* 游戏列表 - 优化为220x297尺寸 */
    .games {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 25px;
      margin-top: 30px;
      justify-items: center;
    }

    .game-card {
      background: rgba(255, 255, 255, 0.15);
      border-radius: 10px;
      overflow: hidden;
      transition: transform 0.3s ease;
      border: 1px solid rgba(255, 215, 0, 0.3);
      width: 220px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    .game-card:hover {
      transform: scale(1.05);
      box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    }

    .game-image {
      height: 297px; /* 设置高度为297px */
      width: 100%;
      background-size: cover;
      background-position: center;
      position: relative;
    }

    .game-image::after {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(to bottom, rgba(139, 0, 0, 0.3), rgba(255, 0, 0, 0.2));
    }

    .game-content {
      padding: 15px;
      text-align: center;
      min-height: 80px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .game-title {
      font-size: 1.1rem;
      font-weight: bold;
      margin-bottom: 0;
      color: #ffd700;
      line-height: 1.3;
    }

    /* 快速开始部分 */
    .quick-start {
      text-align: center;
      padding: 40px 20px;
    }

    .quick-start p {
      font-size: 1.2rem;
      margin-bottom: 30px;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .cta-button {
      display: inline-block;
      background: linear-gradient(90deg, #ffffff, #ffd700, #ffffff);
      color: #8b0000;
      padding: 15px 40px;
      border-radius: 30px;
      font-size: 1.2rem;
      font-weight: bold;
      text-decoration: none;
      transition: all 0.3s ease;
      box-shadow: 0 4px 15px rgba(255, 255, 255, 0.4);
    }

    .cta-button:hover {
      transform: translateY(-3px);
      box-shadow: 0 6px 20px rgba(255, 255, 255, 0.6);
    }

    /* 底部样式 */
    footer {
      background: rgba(139, 0, 0, 0.9);
      padding: 30px 0;
      text-align: center;
      margin-top: 50px;
      border-top: 1px solid rgba(255, 255, 255, 0.2);
    }

    .footer-content {
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .footer-links {
      display: flex;
      gap: 20px;
      margin: 20px 0;
    }

    .footer-link {
      color: #ffd700;
      text-decoration: none;
      transition: opacity 0.3s ease;
    }

    .footer-link:hover {
      opacity: 0.8;
    }

    .copyright {
      opacity: 0.7;
      font-size: 0.9rem;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
      .logo {
        font-size: 2rem;
      }
      
      .subtitle {
        font-size: 1rem;
      }
      
      h2 {
        font-size: 1.7rem;
      }
      
      section {
        padding: 20px;
      }
      
      .advantages {
        grid-template-columns: 1fr;
      }
      
      .games {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      }
      
      .language-tabs {
        flex-wrap: wrap;
        justify-content: center;
      }
    }
      
    @media (max-width: 480px) {
      .games {
        grid-template-columns: 1fr;
      }
      
      .game-card {
        width: 100%;
        max-width: 300px;
      }
    }