:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #6b7385; --line: #e3e6ec;
  --accent: #1f5eff; --accent-text: #fff; --ok: #137a3f; --err: #c0262d; --tag: #fff2d6;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #11141a; --card: #1a1e26; --text: #e7eaf0; --muted: #98a0b3; --line: #2b313c; --accent: #5c8bff; --ok: #4fc07d; --err: #ff6b70; --tag: #4a3a12; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
h1, h2 { margin: 0 0 4px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--err); }
.ok { color: var(--ok); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
input, select, button, .button { font: inherit; }
input, select { width: 100%; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--text); }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
button, .button { display: inline-block; padding: 9px 14px; border-radius: 8px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); cursor: pointer; text-decoration: none; white-space: nowrap; }
.ghost { background: transparent; color: var(--accent); }
.small { padding: 5px 9px; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; display: grid; gap: 12px; }
.top { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { display: flex; flex-direction: column; margin-right: auto; }
.brand .muted { font-size: 12px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tabs button { background: transparent; color: var(--text); border-color: transparent; }
.tabs button.active { background: var(--accent); color: var(--accent-text); }
.filters { display: flex; flex-wrap: wrap; gap: 12px; margin: 16px; }
.filters label { min-width: 140px; flex: 1 1 140px; }
.filters .grow { flex: 3 1 240px; }
.tab { margin: 0 16px 24px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 12px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; display: flex; flex-direction: column; }
.stat strong { font-size: 20px; font-variant-numeric: tabular-nums; }
.actions { margin: 8px 0 12px; display: flex; gap: 8px; }
.table-wrap { background: var(--card); border: 1px solid var(--line); border-radius: 12px; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; white-space: nowrap; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
tr.total td { font-weight: 700; }
.empty { text-align: center; padding: 28px; }
.row-actions { display: flex; gap: 6px; justify-content: flex-end; }
.tag { margin-left: 6px; background: var(--tag); border-radius: 6px; padding: 1px 6px; font-size: 11px; }
.toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 8px; margin: 0; }
@media (max-width: 760px) {
  .filters, .tab { margin-left: 12px; margin-right: 12px; }
  thead { display: none; }
  table, tbody, tr, td { display: block; width: 100%; }
  tr { border-bottom: 1px solid var(--line); padding: 8px 0; }
  td { border: 0; padding: 4px 12px; display: flex; justify-content: space-between; gap: 12px; text-align: right; }
  td::before { content: attr(data-label); color: var(--muted); font-size: 12px; text-align: left; }
  td.row-actions { justify-content: flex-end; }
  td.row-actions::before, td.empty::before { content: none; }
}
.stack { display: grid; gap: 12px; margin-bottom: 16px; max-width: 560px; }
.keyrow { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.keyrow code { font-size: 18px; letter-spacing: 1px; padding: 8px 10px; border: 1px dashed var(--line); border-radius: 8px; word-break: break-all; }
.banner { margin: 12px 16px 0; padding: 10px 14px; border-radius: 10px; background: var(--tag); }