:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #18202a;
  --muted: #64748b;
  --line: #d9e0e8;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --ok: #12805c;
  --warn: #b7791f;
  --bad: #c2410c;
  --info: #0369a1;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 14px;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 0 24px;
  background: #172033;
  color: #fff;
}
.brand { color: #fff; font-weight: 700; font-size: 17px; }
.topbar nav { display: flex; gap: 4px; flex-wrap: wrap; }
.topbar nav a, .logout-form button {
  color: #dce6f5;
  padding: 8px 10px;
  border-radius: 6px;
  min-height: 0;
  background: transparent;
}
.topbar nav a.active, .topbar nav a:hover, .logout-form button:hover { background: rgba(255,255,255,.12); text-decoration: none; }
.logout-form { margin: 0; }
.container { max-width: 1480px; margin: 0 auto; padding: 24px; }
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}
h1 { margin: 0; font-size: 26px; }
h2 { font-size: 18px; margin: 24px 0 12px; }
.actions, .toolbar, .form-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.toolbar {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  margin: 12px 0;
}
button, .button {
  border: 0;
  border-radius: 6px;
  background: var(--primary);
  color: #fff;
  padding: 9px 14px;
  cursor: pointer;
  font: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
}
button:hover, .button:hover { background: var(--primary-dark); text-decoration: none; }
button:disabled { opacity: .55; cursor: not-allowed; }
.secondary { background: #e8edf4; color: #172033; }
.secondary:hover { background: #d7e0ea; }
.danger { background: var(--bad); }
.small { padding: 5px 8px; min-height: 28px; font-size: 12px; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  font: inherit;
  background: #fff;
  color: var(--text);
}
textarea { resize: vertical; }
label { display: grid; gap: 6px; font-weight: 600; }
.field-help {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
  font-weight: 400;
}
.check-row { display: flex; align-items: center; gap: 8px; font-weight: 500; }
.check-row input { width: auto; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}
.form-grid textarea, .form-grid .form-actions, .form-grid .check-row, .form-grid .help-panel { grid-column: 1 / -1; }
.auth-panel {
  max-width: 420px;
  margin: 48px auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}
.stack { display: grid; gap: 14px; }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.metric {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}
.metric strong { display: block; font-size: 28px; line-height: 1; margin-bottom: 8px; }
.metric span { color: var(--muted); }
.metric.ok strong { color: var(--ok); }
.metric.warn strong { color: var(--warn); }
.metric.bad strong { color: var(--bad); }
.metric.info strong { color: var(--info); }
.grid.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; text-align: left; }
th { font-weight: 700; color: #334155; background: #eef2f6; white-space: nowrap; }
.dense th, .dense td { padding: 8px; font-size: 13px; }
.url-cell { max-width: 260px; overflow-wrap: anywhere; }
.row-actions { white-space: nowrap; }
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 700;
  background: #e5e7eb;
  color: #374151;
}
.badge.ok, .flash.ok { background: #dff3ea; color: var(--ok); }
.badge.warn, .flash.warn { background: #fff3d7; color: var(--warn); }
.badge.bad, .flash.bad { background: #ffe4d6; color: var(--bad); }
.badge.info, .flash.info { background: #dff0ff; color: var(--info); }
.badge.muted { background: #e5e7eb; color: var(--muted); }
small { display: block; color: var(--muted); margin-top: 4px; }
.flash {
  border-radius: 8px;
  padding: 10px 12px;
  margin: 10px 0;
  background: #e8edf4;
}
.pagination { display: flex; gap: 6px; margin: 16px 0; flex-wrap: wrap; }
.pagination a {
  min-width: 32px;
  padding: 7px 10px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}
.pagination a.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.progress {
  height: 14px;
  background: #d9e0e8;
  border-radius: 999px;
  overflow: hidden;
  margin: 12px 0;
}
.progress span {
  display: block;
  height: 100%;
  background: var(--primary);
  transition: width .2s ease;
}
.detail-box, .empty-state {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  margin: 14px 0;
}
.help-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  margin: 14px 0;
}
.help-panel h2 {
  margin: 0 0 12px;
  font-size: 17px;
}
.help-panel h3 {
  margin: 0 0 8px;
  font-size: 14px;
}
.help-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.help-panel dl {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 7px 10px;
  margin: 0;
}
.help-panel dt {
  font-family: Consolas, "Courier New", monospace;
  color: #0f4fbf;
  font-weight: 700;
}
.help-panel dd {
  margin: 0;
  color: #475569;
  line-height: 1.45;
}
.detail-list { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 8px 12px; }
.detail-list dt { font-weight: 700; color: #334155; }
.detail-list dd { margin: 0; overflow-wrap: anywhere; }
.muted { color: var(--muted); }
.error-list { color: var(--bad); }
code { background: #eef2f6; padding: 2px 5px; border-radius: 4px; }

@media (max-width: 900px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 12px 16px; }
  .container { padding: 16px; }
  .page-head, .grid.two { display: block; }
  .metric-grid, .form-grid { grid-template-columns: 1fr; }
  .help-grid, .help-panel dl { grid-template-columns: 1fr; }
  .detail-list { grid-template-columns: 1fr; }
}