:root {
  --bg: #f4f5f7; --card: #ffffff; --text: #1d2330; --muted: #667085; --line: #e3e6ec;
  --accent: #2f6fed; --accent-text: #ffffff; --ok: #1a7f4b; --ok-bg: #e4f5ec; --warn: #9a6700; --warn-bg: #fff4d6;
  --bad: #b42318; --bad-bg: #fde8e6; --off-bg: #eceef2;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171d; --card: #1d222b; --text: #e6e9ef; --muted: #9aa3b2; --line: #2d3441;
    --accent: #6f9bff; --accent-text: #0c1220; --ok: #5fd197; --ok-bg: #16352a; --warn: #f0c35a; --warn-bg: #3a3014;
    --bad: #ff8b80; --bad-bg: #3d1d1a; --off-bg: #2a303b;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
h1 { font-size: 1.5rem; margin: 0 0 .75rem; }
h2 { font-size: 1.1rem; margin: 1.25rem 0 .5rem; }
main { max-width: 1000px; margin: 0 auto; padding: 16px; }
.top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.top nav { display: flex; flex-wrap: wrap; gap: 4px 14px; flex: 1; }
.top nav a { color: var(--muted); text-decoration: none; padding: 4px 2px; border-bottom: 2px solid transparent; }
.top nav a.on, .top nav a:hover { color: var(--text); border-bottom-color: var(--accent); }
.logout { margin: 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin: 0 0 16px; }
.card.narrow { max-width: 460px; margin: 40px auto; }
.card.danger { border-color: var(--bad); }
.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; display: flex; flex-direction: column; }
.stat .num { font-size: 1.5rem; font-weight: 700; }
.stat .lbl { color: var(--muted); font-size: .9rem; }
.stat.good .num { color: var(--ok); } .stat.bad .num { color: var(--bad); }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .85rem; }
.r { text-align: right; }
tr.muted td { color: var(--muted); }
.chip { display: inline-block; padding: 1px 9px; border-radius: 999px; font-size: .8rem; background: var(--off-bg); }
.chip.ok { background: var(--ok-bg); color: var(--ok); } .chip.warn { background: var(--warn-bg); color: var(--warn); }
.chip.bad { background: var(--bad-bg); color: var(--bad); } .chip.wait { background: var(--warn-bg); color: var(--warn); }
.hint { color: var(--muted); font-size: .9rem; }
.flashes { margin-bottom: 8px; }
.flash { padding: 10px 12px; border-radius: 8px; margin: 0 0 8px; }
.flash.ok { background: var(--ok-bg); color: var(--ok); } .flash.error { background: var(--bad-bg); color: var(--bad); }
.form label { display: block; margin: 0 0 12px; font-weight: 600; }
.form label .hint { font-weight: 400; display: block; }
.form label.check { font-weight: 400; display: flex; gap: 8px; align-items: center; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 14px; }
input[type=text], input[type=number], input[type=password], select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 9px 10px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
textarea { resize: vertical; }
button, .btn { font: inherit; padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; text-decoration: none; display: inline-block; }
button.primary, .btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.danger-btn { background: var(--bad-bg); color: var(--bad); border-color: var(--bad); }
button.link { background: none; border: none; color: var(--accent); padding: 0; text-decoration: underline; }
.inline { display: inline; margin: 0; }
.actions { margin-top: 8px; }
.filterbar { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: end; }
.filterbar label { font-weight: 600; margin: 0; }
.pager { display: flex; justify-content: space-between; padding-top: 10px; }
code { background: var(--off-bg); padding: 1px 5px; border-radius: 4px; }
details summary { cursor: pointer; }
@media (max-width: 640px) {
  .top nav { order: 3; flex-basis: 100%; }
  .brand { flex: 1; }
  table, thead, tbody, tr, td { display: block; }
  thead { display: none; }
  tr { border-bottom: 1px solid var(--line); padding: 8px 0; }
  td { border: none; padding: 2px 0; }
  td[data-label]::before { content: attr(data-label) ": "; color: var(--muted); font-size: .85rem; }
  .r { text-align: left; }
}