html {
    height: 100vh;
    height: 100dvh; /* 动态视口高度 */
    overflow: hidden; /* 禁止滚动 */
  }

  body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
      Arial, sans-serif;
    background-color: #fff;
    color: #333;
    height: 100vh;
    height: 100dvh; /* 动态视口高度 */
    overflow: hidden; /* 禁止滚动 */
    display: flex;
    flex-direction: column;
    /* 防止被浏览器UI遮挡 */
    padding-top: env(safe-area-inset-top, 0);
    padding-bottom: env(safe-area-inset-bottom, 0);
    padding-left: env(safe-area-inset-left, 0);
    padding-right: env(safe-area-inset-right, 0);
  }
  
  .container {
    max-width: 460px;
    margin: 0 auto;
    padding: 8px;
    position: relative;
    background-color: rgb(240, 242, 245);
    height: 100vh;
    height: 100dvh; /* 动态视口高度 */
    display: flex;
    flex-direction: column;
    overflow: hidden; /* 禁止滚动 */
    box-sizing: border-box;
  }
  
  /* 璇█鍒囨崲鏍峰紡 */
  .changelanguage-div {
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
    gap: 8px;
    position: relative;
    margin-bottom: 0;
  }
  
  .language-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    flex-direction: row-reverse;
  }
  
  .language-trigger .icon {
    width: 24px;
    height: 24px;
  }
  
  #currentLanguage {
    font-size: 13px;
  }
  
  .language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: #272636;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    display: none;
    z-index: 1000;
    min-width: 120px;
    margin-top: 8px;
  }
  
  .language-dropdown.active {
    display: block;
  }
  
  .language-item {
    padding: 8px 16px;
    cursor: pointer;
    transition: background-color 0.2s;
    color: #fff;
  }
  
  .language-item:hover {
    background-color: #3a3950;
  }
  
  /* 鍘熸湁鏍峰紡 */
  .header {
    padding: 6px 12px;
    background-color: #fff;
    border-bottom: 1px solid #e9ebed;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: 8px 8px 0 0;
    flex-shrink: 0;
    height: 50px;
    box-sizing: border-box;
  }
  
  .header-icon {
    width: 22px;
    height: 22px;
    margin-right: 10px;
    color: #25d366;
  }
  
  .header-title {
    font-size: 14px;
    font-weight: 600;
    margin-right: auto;
  }

  .main-content {
    padding: 6px;
    background-color: #f5f6f7;
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
  }
  
  .content-wrapper {
    background-color: white;
    padding: 0;
    margin: 2px 0;
    border-radius: 8px;
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
  }
  
  .warning-banner {
    padding: 8px 16px;
    margin: 0;
    background-color: #ffebee;
    display: flex;
    align-items: center;
    border-radius: 8px 8px 0 0;
  }
  
  .warning-icon {
    color: #f25c54;
    margin-right: 8px;
    flex-shrink: 0;
  }
  
  .warning-text {
    color: #f25c54;
    font-weight: 600;
    font-size: 14px;
  }
  
  .content-inner {
    padding: 8px 12px 0px;
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .section {
    margin-bottom: 8px;
    flex-shrink: 0;
  }

  .section:last-child {
    margin-bottom: 0;
  }

  .section-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
  }

  .detail-text {
    font-size: 12px;
    color: #666;
    line-height: 1.3;
    margin: 0 0 6px 0;
  }
  
  .list-item {
    display: flex;
    margin-bottom: 5px;
    align-items: flex-start;
  }

  .list-icon {
    min-width: 20px;
    margin-right: 8px;
    color: #8b949e;
  }

  .list-text {
    font-size: 11px;
    color: #666;
    line-height: 1.3;
  }
  
  .request-button {
    background-color: #25d366;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    width: calc(100% - 24px);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    margin: 6px auto 4px;
    display: block;
    flex-shrink: 0;
    position: relative;
    z-index: 10;
    height: 40px;
    box-sizing: border-box;
    transition: background-color 0.2s ease;
    /* 确保按钮始终可见和可点击 */
    -webkit-appearance: none;
    appearance: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
  }

  .request-button:hover {
    background-color: #22c55e;
  }

  .request-button:active {
    background-color: #16a34a;
    transform: translateY(1px);
  }

  .footer {
    text-align: center;
    font-size: 10px;
    color: #8b949e;
    border-top: 1px solid #f0f0f0;
    padding: 6px 0;
    flex-shrink: 0;
    height: 32px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  /* 妯℃€佹鏍峰紡 */
  .modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: flex-end;
    z-index: 1000;
  }
  
  .modal-container {
    background-color: white;
    width: 100%;
    max-width: 100%;
    border-radius: 16px 16px 0 0;
    padding: 20px;
    position: relative;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
  }
  
  .modal-overlay.active .modal-container {
    transform: translateY(0);
  }
  
  .modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    color: #555;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    border-radius: 50%;
  }
  
  .modal-close:hover {
    background-color: rgba(0, 0, 0, 0.05);
  }
  
  .modal-icon {
    width: 60px;
    height: 60px;
    margin: 10px auto 12px;
    display: block;
    color: #00e676;
    stroke: #00e676;
    stroke-width: 2;
  }
  
  .modal-title {
    font-size: 20px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 4px;
    color: #333;
  }
  
  .modal-text {
    font-size: 14px;
    text-align: center;
    color: #666;
    margin-bottom: 16px;
  }
  
  .progress-container {
    width: 100%;
    height: 6px;
    background-color: #eaeaea;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 20px;
  }
  
  .progress-bar {
    height: 100%;
    width: 0;
    background-color: #00e676;
    transition: width 0.2s linear;
  }
  
  .feature-section {
    margin: 0 -20px;
    padding: 0;
  }
  
  .feature-item {
    display: flex;
    align-items: center;
    margin: 10px 16px;
    padding: 14px;
    border-radius: 8px;
    background-color: #f2f4f5;
  }
  
  .feature-item:last-child {
    margin-bottom: 16px;
  }
  
  .feature-icon {
    min-width: 24px;
    height: 24px;
    margin-right: 12px;
    color: #00e676;
    stroke: #00e676;
    stroke-width: 2;
  }
  
  .feature-text {
    font-size: 14px;
    color: #333;
    font-weight: 500;
  }
  
  .feature-subtext {
    font-size: 12px;
    color: #8e8e8e;
    margin-top: 2px;
    font-weight: normal;
  }

  .top-indicator {
    width: 40px;
    height: 4px;
    background-color: #ddd;
    border-radius: 2px;
    margin: -10px auto 15px;
  }

  /* 浏览器兼容性修复 */
  * {
    box-sizing: border-box;
  }

  /* 确保所有文字都可见 */
  .detail-text, .list-text, .section-title {
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  /* 防止文字被截断 */
  .header-title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
  }