:root {
  --bg: #f7f8fa;
  --card: #ffffff;
  --text: #1f2329;
  --muted: #6b7280;
  --line: #e5e7eb;
  --brand: #4d6bfe;
  --brand-dark: #3b57e0;
  --danger: #e5484d;
  --ok: #12a150;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
[v-cloak] { display: none; }

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 1080px; margin: 0 auto; padding: 0 20px;
  height: 56px; display: flex; align-items: center; gap: 24px;
}
.brand { font-weight: 700; font-size: 16px; color: var(--text); }
.brand span { color: var(--brand); }
.nav { display: flex; gap: 4px; flex: 1; }
.nav a {
  padding: 6px 12px; border-radius: 8px; color: var(--muted); font-weight: 500;
}
.nav a:hover { background: #f0f2f5; text-decoration: none; }
.nav a.active { color: var(--brand); background: #eef2ff; }

.container { max-width: 1080px; margin: 24px auto 60px; padding: 0 20px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; margin-bottom: 16px;
}
.card h2 { margin: 0 0 4px; font-size: 16px; }
.card .hint { color: var(--muted); font-size: 13px; margin: 0 0 16px; }

.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
.table th { color: var(--muted); font-weight: 500; font-size: 13px; background: #fafbfc; }
.table tr:last-child td { border-bottom: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 36px; padding: 0 16px; border-radius: 8px; border: 1px solid var(--line);
  background: #fff; color: var(--text); cursor: pointer; font-size: 14px;
}
.btn:hover { background: #f5f6f8; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover { background: var(--brand-dark); }
.btn.danger { color: var(--danger); border-color: #f3c4c5; }
.btn.small { height: 28px; padding: 0 10px; font-size: 13px; }
.btn:disabled { opacity: .6; cursor: not-allowed; }

input, select {
  height: 38px; padding: 0 12px; border: 1px solid var(--line); border-radius: 8px;
  font-size: 14px; background: #fff; color: var(--text); outline: none;
}
input:focus, select:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(77,107,254,.12); }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
.form-actions { margin-top: 20px; display: flex; gap: 10px; align-items: center; }

.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card { width: 100%; max-width: 380px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 32px; }
.auth-card h1 { margin: 0 0 6px; font-size: 22px; }
.auth-card .sub { color: var(--muted); margin: 0 0 20px; }
.auth-card .btn.primary { width: 100%; height: 40px; }
.auth-card .foot { text-align: center; margin-top: 16px; color: var(--muted); font-size: 13px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 24px; font-weight: 600; margin-top: 4px; }

.error { color: var(--danger); font-size: 13px; margin-top: 10px; white-space: pre-wrap; }
.success { color: var(--ok); font-size: 13px; margin-top: 10px; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.tag { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; }
.tag.on { background: #e7f6ed; color: var(--ok); }
.tag.off { background: #f1f2f4; color: var(--muted); }

.modal-mask {
  position: fixed; inset: 0; background: rgba(15,20,30,.45);
  display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 50;
}
.modal { background: #fff; border-radius: 12px; padding: 24px; width: 100%; max-width: 520px; }
.modal h3 { margin: 0 0 8px; }
.key-box {
  margin: 14px 0; padding: 12px; border: 1px dashed var(--brand); border-radius: 8px;
  background: #f6f8ff; word-break: break-all; font-family: ui-monospace, monospace;
}
.pager { display: flex; align-items: center; gap: 10px; justify-content: flex-end; margin-top: 14px; }
.empty { padding: 30px; text-align: center; color: var(--muted); }
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.chart { width: 100%; height: 300px; }
@media (max-width: 720px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .nav { overflow-x: auto; }
  .table th:nth-child(n+4), .table td:nth-child(n+4) { display: none; }
}

.icon-btn {
  border: none; background: none; cursor: pointer; padding: 2px 4px;
  color: var(--muted); vertical-align: middle; line-height: 0;
}
.icon-btn:hover { color: var(--brand); }
.icon-btn:disabled { opacity: .35; cursor: not-allowed; }
.key-text { word-break: break-all; }