:root {
  --bg: #f6f8fa;
  --surface: #ffffff;
  --text: #1f2328;
  --muted: #656d76;
  --border: #d0d7de;
  --accent: #0b5cad;
  --accent-text: #ffffff;
  --ok: #1a7f37;
  --bad: #cf222e;
  --warn-bg: #fff8c5;
  --warn-border: #d4a72c;
  --ok-bg: #dafbe1;
  --bad-bg: #ffebe9;
  --row-warn: #fff8e1;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --surface: #161b22;
    --text: #e6edf3;
    --muted: #8d96a0;
    --border: #30363d;
    --accent: #4493f8;
    --accent-text: #0d1117;
    --ok: #3fb950;
    --bad: #f85149;
    --warn-bg: #3b2e00;
    --warn-border: #9e6a03;
    --ok-bg: #12261e;
    --bad-bg: #2d1214;
    --row-warn: #2b2300;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font: 13px ui-monospace, SFMono-Regular, Menlo, monospace; }
h1 { font-size: 22px; margin: 0 0 16px; display: flex; align-items: center; gap: 10px; }
h2 { font-size: 16px; margin: 24px 0 12px; }
.card h2 { margin-top: 0; }

.top {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px;
  padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.top .brand { font-weight: 600; color: var(--text); }
.top nav { display: flex; flex-wrap: wrap; gap: 4px 16px; flex: 1; }
.top .me { color: var(--muted); }

main { max-width: 1200px; margin: 0 auto; padding: 24px 16px 48px; }
main.narrow { max-width: 560px; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  padding: 20px; margin-bottom: 16px;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; margin-bottom: 16px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }
tr.warn td { background: var(--row-warn); }
td.params { font: 12px ui-monospace, Menlo, monospace; color: var(--muted); max-width: 360px; word-break: break-all; }

dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dt { color: var(--muted); }
dd { margin: 0; word-break: break-word; }

form label { display: block; margin-bottom: 12px; font-weight: 500; }
form label.check { display: flex; align-items: center; gap: 8px; font-weight: normal; }
form.row { display: flex; flex-wrap: wrap; gap: 0 12px; align-items: flex-end; }
form.row label { flex: 1 1 180px; }
form.row button { margin-bottom: 12px; }
form.inline { margin: 0; }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px;
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 6px;
}
input[type=checkbox] { width: auto; margin: 0; }
form.inline select { width: auto; min-width: 220px; margin: 0; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px 4px; margin: 0 0 16px; }
legend { padding: 0 6px; color: var(--muted); font-size: 13px; }

button {
  font: inherit; padding: 8px 16px; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { border-color: var(--bad); color: var(--bad); }
button.link-danger { border: 0; background: none; color: var(--bad); padding: 4px 0; }
button:disabled { opacity: .5; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 12px; }
.actions form { margin: 0; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; border: 1px solid var(--border); word-break: break-word; }
.flash.ok { background: var(--ok-bg); border-color: var(--ok); }
.flash.error { background: var(--bad-bg); border-color: var(--bad); }
.flash.warn { background: var(--warn-bg); border-color: var(--warn-border); }

.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--muted); flex: none; }
.dot.on { background: var(--ok); }
.dot.revoked { background: var(--bad); }
.tag { display: inline-block; font-size: 12px; padding: 1px 8px; margin: 2px 4px 2px 0; border-radius: 10px; border: 1px solid var(--border); }
.tag.on { border-color: var(--ok); color: var(--ok); }
.tag.off { color: var(--muted); text-decoration: line-through; }
.ok { color: var(--ok); }
.bad { color: var(--bad); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.qr { background: #fff; display: inline-block; padding: 8px; border-radius: 8px; }
.select { user-select: all; word-break: break-all; }
details summary { cursor: pointer; }
details.inline-edit form { margin-top: 12px; min-width: 260px; }