:root {
    --primary: #D4AF37;
    --bg: #f5f6fa;
    --card: #ffffff;
    --border: #e3e6ec;
    --text: #1f2329;
    --muted: #999999;
    --green: #23a55a;
    --orange: #d97706;
    --red: #C71522;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body {
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
  }
  header {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
  }
  header h1 { font-size: 18px; font-weight: 600; }
  header .badge {
    font-size: 12px; color: var(--muted);
    background: var(--bg); border: 1px solid var(--border);
    padding: 2px 10px; border-radius: 999px;
  }
  nav {
    display: flex; gap: 4px; padding: 0 24px;
    background: var(--card); border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 100;
  }
  nav button {
    border: none; background: none; padding: 12px 18px;
    font-size: 14px; color: var(--muted); cursor: pointer;
    border-bottom: 2px solid transparent;
  }
  nav button.active { color: var(--text); border-bottom-color: var(--text); font-weight: 600; }
  .nav-group { position: relative; }
  .nav-toggle { display: flex; align-items: center; gap: 4px; }
  .nav-toggle .caret { font-size: 10px; transition: transform .15s; }
  .nav-group.open .caret { transform: rotate(180deg); }
  .nav-sub {
    display: none; position: absolute; top: 100%; left: 0; min-width: 140px;
    background: var(--card); border: 1px solid var(--border); border-radius: 0 0 8px 8px;
    box-shadow: 0 6px 16px rgba(0,0,0,.12); padding: 4px 0; z-index: 200;
  }
  .nav-group.open .nav-sub { display: block; }
  .nav-sub button {
    display: block; width: 100%; text-align: left; padding: 10px 16px;
    border-bottom: none; white-space: nowrap;
  }
  .nav-sub button:hover { background: var(--bg); }
  .nav-sub button.active { color: var(--text); background: var(--bg); border-bottom: none; }
  .nav-direct { }
  main { padding: 24px; max-width: 1100px; margin: 0 auto; }
  .panel { display: none; }
  .panel.active { display: block; }
  .card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 8px; padding: 20px; margin-bottom: 16px;
  }
  .card h2 { font-size: 15px; margin-bottom: 16px; }
  .grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
  .field label { display: block; font-size: 13px; color: var(--text); font-weight: 600; margin-bottom: 6px; }
  .field input, .field select, .field textarea {
    width: 100%; padding: 8px 10px; border: 1px solid var(--border);
    border-radius: 6px; font-size: 14px; outline: none;
  }
  .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--text); }
  .field textarea { resize: vertical; min-height: 60px; }
  .row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
  .btn {
    border: none; border-radius: 6px; padding: 9px 18px; font-size: 14px;
    cursor: pointer; background: var(--primary); color: var(--text); transition: opacity .15s;
  }
  .btn:hover { opacity: .88; }
  .btn.secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
  .btn.danger { background: var(--red); color: #fff; }
  .btn:disabled { opacity: .5; cursor: not-allowed; }
  .hint { font-size: 12px; color: var(--muted); font-weight: 400; margin-top: 6px; }
  .toolbar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
  .toolbar input, .toolbar select {
    padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px;
  }
  table { width: 100%; border-collapse: collapse; background: var(--card); border-radius: 8px; overflow: hidden; }
  th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
  th { background: #fafbfc; color: var(--muted); font-weight: 500; white-space: nowrap; }
  tr:hover td { background: #f8fafd; }
  .tag { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; }
  .tag.unissued { background: #eef2f7; color: var(--muted); }
  .tag.issued { background: #fdf0dc; color: var(--orange); }
  .tag.redeemed { background: #e3f5ea; color: var(--green); }
.tag.multi-redeem { background: #e8f0fe; color: var(--text); }
  .pager { display: flex; gap: 8px; align-items: center; margin-top: 14px; justify-content: flex-end; }
  .pager button { border: 1px solid var(--border); background: #fff; border-radius: 6px; padding: 6px 12px; cursor: pointer; }
  .pager button:disabled { opacity: .4; cursor: not-allowed; }
  .toast-wrap { position: fixed; top: 20px; right: 20px; z-index: 99; display: flex; flex-direction: column; gap: 8px; }
  .toast {
    background: #fff; border: 1px solid var(--border); border-left: 4px solid var(--primary);
    border-radius: 6px; padding: 10px 16px; box-shadow: 0 4px 12px rgba(0,0,0,.08);
    font-size: 13px; animation: slideIn .2s ease;
  }
  .toast.ok { border-left-color: var(--green); }
  .toast.err { border-left-color: var(--red); }
  @keyframes slideIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }
  .mono { font-family: Consolas, monospace; }
  .empty { text-align: center; color: var(--muted); padding: 40px 0; }
  code.batch { background: var(--bg); border: 1px solid var(--border); padding: 2px 8px; border-radius: 4px; }

  /* �������壺���ƴ�С + ���ݿɹ�����v4.2������������ʽ�� */
  .modal-mask > div[style*="background:#fff"], .modal-mask > div[style*="background: #fff"] {
    max-height: 84vh !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
  }