* { box-sizing: border-box; }
  /* 右上角按钮 */
  .top-right-toggle {
    /* position: fixed; */
    top: 16px;
    right: 16px;
    z-index: 1001;
    background: #a73640;
    color: white;
    border: none;
    padding: 10px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    box-shadow: 0 6px 18px rgba(11,121,247,0.18);
  }
  .top-right-toggle:focus { outline: 3px solid rgba(11,121,247,0.25); }

  /* 半透明遮罩（点击可关闭） */
  .overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.35);
    opacity: 0;
    visibility: hidden;
    transition: opacity .18s ease, visibility .18s;
    z-index: 99998;
  }
  .overlay.show { opacity: 1; visibility: visible; }
  /* 面板容器（靠右上） */
  .panel {
    position: fixed;
    top: 60px;
    right: 1rem;
    width: 320px;
    max-width: calc(100% - 32px);
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(2,6,23,0.16);
    transform-origin: top right;
    transform: translateY(-8px) scale(.98);
    opacity: 0;
    visibility: hidden;
    transition: transform .22s cubic-bezier(.2,.9,.2,1), opacity .18s;
    z-index: 1002;
    overflow: hidden;
  }
  .panel.show {
    z-index: 99999;
    transform: translateY(0) scale(1);
    opacity: 1;
    visibility: visible;
  }

  /* 面板内样式 */
  .panel-header {
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:12px 14px;
    border-bottom: 1px solid #eef2f6;
  }
  .panel-title { margin:0; font-size:15px; font-weight:700; }
  .panel-close {
    background: transparent;
    border: none;
    font-size:18px;
    cursor:pointer;
    color:#666;
  }
  .panel-body { padding: 14px; }
  .field { margin-bottom:12px; }
  .field label { display:block; font-size:13px; margin-bottom:6px; color:#333; }
  .field input[type="text"],
  .field textarea,
  .field select {
    width:100%;
    padding:8px 10px;
    border:1px solid #d6dbe6;
    border-radius:8px;
    font-size:14px;
    background:#fff;
  }
  .field textarea { min-height:80px; resize:vertical; }

  .panel-actions {
    display:flex;
    gap:8px;
    padding:12px 14px;
    border-top:1px solid #eef2f6;
    justify-content:flex-end;
    background:#fafbfd;
  }
  .btn {
    padding:8px 12px;
    border-radius:8px;
    border: none;
    cursor:pointer;
    font-weight:600;
  }
  .btn.secondary { background:#eef2f6; color:#1b1f23; }
  .btn.primary { background:#a73640; color:white; }

  /* 响应式：窄屏时占更多宽度 */
  @media (max-width:420px) {
    .panel { right: 8px; left: 8px; width: auto; top: 64px; }
  }


  #progress-container {
    height: 25px;
    border: 1px solid #ccc;
    position: relative;
    display: flex;
    visibility: hidden;
  }
  #progress-bar {
    height: 100%;
    background-color: #a73640;
    width: 0%;
    transition: width 0.2s;
  }
  #progress-text {
    position: absolute;
    width: 100%;
    text-align: center;
    line-height: 25px;
    font-weight: bold;
    color: white;
  }