:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --text: #1f2328;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}
[hidden] { display: none !important; }
.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 24px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { font-size: 16px; font-weight: 600; }
.muted { color: var(--muted); font-weight: normal; }
.small { font-size: 12px; }
main { max-width: 1100px; margin: 20px auto; padding: 0 16px 40px; }
h2 { font-size: 15px; margin: 0 0 12px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 16px 18px; margin-bottom: 16px;
}
.card.narrow { max-width: 360px; margin: 80px auto; }
.login label { display: block; margin-bottom: 12px; }
.login input { width: 100%; margin-top: 4px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(165px, 1fr)); gap: 12px; margin-bottom: 8px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.stat .label { color: var(--muted); font-size: 12px; }
.stat .value { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.stat .sub { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.row.between { justify-content: space-between; align-items: center; }
.row label { display: flex; flex-direction: column; font-size: 12px; color: var(--muted); }
.row label.grow { flex: 1; min-width: 240px; }
input {
  font: inherit; padding: 7px 10px; border: 1px solid var(--line); border-radius: 6px;
  background: #fff; color: var(--text); min-width: 160px;
}
input:focus { outline: 2px solid #bfdbfe; border-color: var(--primary); }
button, .button {
  font: inherit; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--line);
  background: #fff; color: var(--text); cursor: pointer; text-decoration: none; display: inline-block;
}
button:hover, .button:hover { background: #f3f4f6; }
button.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
button.primary:hover { background: var(--primary-dark); }
button.ghost { background: transparent; }
button.danger-btn { color: var(--danger); border-color: #fecaca; }
button.danger-btn:hover { background: #fef2f2; }
button.small-btn { padding: 2px 10px; font-size: 12px; }
button:disabled { opacity: .5; cursor: not-allowed; }
code { background: #f3f4f6; padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.error { color: var(--danger); min-height: 1em; }
.ok { color: var(--ok); }
.tablewrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; }
td.num { font-variant-numeric: tabular-nums; }
td.actions { display: flex; gap: 6px; }
.badge { display: inline-block; padding: 0 8px; border-radius: 10px; font-size: 12px; background: #f3f4f6; }
.badge.ready { background: #dcfce7; color: #166534; }
.badge.generating, .badge.queued, .badge.deleting { background: #fef3c7; color: #92400e; }
.badge.failed { background: #fee2e2; color: #991b1b; }
.jobbar {
  background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 10px; padding: 10px 14px; margin-bottom: 16px;
}
.jobtext { font-size: 13px; margin-bottom: 6px; }
.progress { height: 6px; background: #dbeafe; border-radius: 3px; overflow: hidden; }
.progress div { height: 100%; width: 0; background: var(--primary); transition: width .4s; }
.mail { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin-top: 10px; }
.mail .subject { font-weight: 600; }
.mail .meta { color: var(--muted); font-size: 12px; }
.mail pre {
  white-space: pre-wrap; word-break: break-word; background: #fafafa; border-radius: 6px;
  padding: 8px 10px; margin: 8px 0 0; max-height: 360px; overflow: auto; font-size: 13px;
}
.mail details summary { cursor: pointer; color: var(--muted); font-size: 12px; margin-top: 6px; }
.card.danger h2 { color: var(--danger); }