body, html {
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: linear-gradient(135deg, #e5edfa 0%, #f8fafc 100%); /* 使用首页的纯净背景色 */
  min-height: 100vh;
}

/* 移除旧的.bg,.info,.links,.character,.start-btn-container样式，这些只在index.html中使用且已改为内联或新类 */
.bg,
.info,
.links a,
.character,
.start-btn-container {
  /* 移除旧样式 */
}

.card {
  max-width: 700px;
  margin: 40px auto 0 auto;
  background: #fff;
  border-radius: 22px;
  box-shadow: 0 8px 32px rgba(24, 144, 255, 0.10);
  padding: 32px 22px 22px 22px;
  box-sizing: border-box;
  position: relative;
  border-top: 4px solid #1890ff; /* 主题色细线 */
  transition: box-shadow 0.2s;
}

.card h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 12px;
  color: #222;
  letter-spacing: 2px;
  font-weight: bold;
}

.card .subtitle {
  text-align: center;
  color: #888;
  font-size: 1.1rem;
  margin-bottom: 18px;
}

.card-section {
  margin-bottom: 22px;
  border-bottom: 1px solid #f0f0f0; /* 分割线 */
  padding-bottom: 12px;
}

.card-section:last-child {
  border-bottom: none; /* 最后一个section没有下边线 */
}

.card-section h3 {
  font-size: 1.15rem;
  color: #1890ff; /* 主题蓝色 */
  margin: 16px 0 8px 0;
  font-weight: bold;
}

.card-section p, .card-section ul {
  color: #444;
  font-size: 1.05rem;
  line-height: 1.8;
  margin: 0 0 8px 0;
  text-align: left;
  word-break: break-all;
}

.card-section ul {
  padding-left: 1.2em;
}

.card-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  background: #fafbfc;
  border-radius: 8px;
  overflow: hidden;
  font-size: 1rem;
}

.card-table th, .card-table td {
  border: 1px solid #e6e6e6;
  padding: 12px 8px;
  text-align: left;
}

.card-table th {
  background: #f0f5ff; /* 表格头部背景色 */
  color: #1890ff; /* 表格头部文字颜色 */
  font-weight: bold;
}

.card-table tr:nth-child(even) {
  background: #f7faff; /* 斑马纹 */
}

.main-btn, .back-link {
  display: inline-block;
  margin: 28px auto 0 auto;
  padding: 12px 38px;
  background: linear-gradient(90deg, #ff4d4f 0%, #ff7875 100%); /* 立即开始按钮红色渐变 */
  color: #fff;
  border-radius: 28px;
  text-decoration: none;
  font-size: 1.15rem;
  box-shadow: 0 2px 8px rgba(255,77,79,0.20); /* 按钮阴影 */
  transition: background 0.2s, box-shadow 0.2s;
  text-align: center;
  font-weight: bold;
  border: none;
  cursor: pointer;
}

.main-btn:hover, .back-link:hover {
  background: linear-gradient(90deg, #ff7875 0%, #ff4d4f 100%);
  box-shadow: 0 4px 12px rgba(255,77,79,0.25);
}

.back-link {
    background: linear-gradient(90deg, #1890ff 0%, #40a9ff 100%); /* 返回按钮蓝色渐变 */
     box-shadow: 0 2px 8px rgba(24,144,255,0.15); /* 返回按钮阴影 */
}

.back-link:hover {
     background: linear-gradient(90deg, #40a9ff 0%, #1890ff 100%);
     box-shadow: 0 4px 12px rgba(24,144,255,0.20);
}

@media (max-width: 600px) {
  .card {
    margin: 0;
    border-radius: 0;
    box-shadow: none;
    padding: 16px 4vw 12vw 4vw;
    border-top: none; /* 移动端移除顶部细线 */
  }
  .card h2 {
    font-size: 1.8rem; /* 移动端调整标题字号 */
  }
  .card-section p, .card-section ul {
      font-size: 1rem; /* 移动端调整正文字号 */
      line-height: 1.7;
  }
  .card-table th, .card-table td {
    font-size: 0.9rem; /* 移动端调整表格字号 */
    padding: 8px 4px;
  }
  .main-btn, .back-link {
      font-size: 1.1rem; /* 移动端调整按钮字号 */
      padding: 10px 28px;
      border-radius: 24px;
  }
}

.character-center {
  cursor: default !important;
}