:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #667085; --line: #e3e6eb; --accent: #1f6feb;
  --ok: #1a7f37; --okbg: #e6f4ea; --warn: #9a6700; --warnbg: #fff6d6; --bad: #b42318; --badbg: #fde8e7;
  --chip: #eef1f5; --shadow: 0 1px 2px rgba(16,24,40,.06);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1218; --card: #171b23; --text: #e6e9ef; --muted: #98a2b3; --line: #2a303b; --accent: #5b9dff;
    --ok: #4ac26b; --okbg: #13261a; --warn: #e3b341; --warnbg: #2b2410; --bad: #ff7b72; --badbg: #2d1514; --chip: #222833; }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; }
button, input, select, textarea { font: inherit; color: inherit; }
header { position: sticky; top: 0; z-index: 5; background: var(--card); border-bottom: 1px solid var(--line); }
.bar { max-width: 960px; margin: 0 auto; padding: 8px 16px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.brand { font-weight: 700; white-space: nowrap; }
nav { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
nav a { padding: 6px 12px; border-radius: 8px; text-decoration: none; color: var(--muted); white-space: nowrap; }
nav a.on { background: var(--chip); color: var(--text); font-weight: 600; }
.who { color: var(--muted); font-size: 14px; white-space: nowrap; }
main { max-width: 960px; margin: 0 auto; padding: 16px; }
main.msg { max-width: 560px; padding-top: 48px; }
h1 { font-size: 22px; margin: 0 0 12px; }
h2 { font-size: 18px; margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.tools { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.tools input[type=search] { flex: 1 1 220px; min-width: 0; }
input, select, textarea { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { width: 100%; min-height: 160px; resize: vertical; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 4px 12px; cursor: pointer; }
.chip.on { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn { border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 7px 12px; cursor: pointer; min-height: 38px; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.good { background: var(--ok); border-color: var(--ok); color: #fff; }
.btn:disabled { opacity: .5; cursor: default; }
.link { background: none; border: 0; color: var(--accent); cursor: pointer; padding: 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin-bottom: 12px;
  box-shadow: var(--shadow); }
.card.flash { outline: 3px solid var(--accent); }
.card.login { max-width: 460px; margin: 32px auto; }
.form input[type=email] { width: 100%; }
.form input[name=code] { width: 100%; font-size: 22px; letter-spacing: 6px; }
.card-head { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.card-head h2 { flex: 1 1 260px; }
.num { color: var(--muted); font-weight: 400; }
.badge { font-size: 12px; border-radius: 999px; padding: 2px 8px; background: var(--chip); white-space: nowrap; }
.badge.review { background: var(--warnbg); color: var(--warn); }
.badge.active { background: var(--okbg); color: var(--ok); }
.badge.archived { color: var(--muted); }
.badge.bad { background: var(--badbg); color: var(--bad); }
.text { white-space: pre-wrap; overflow-wrap: anywhere; margin: 10px 0; }
.check { background: var(--warnbg); color: var(--text); border-left: 4px solid var(--warn); border-radius: 6px; padding: 8px 10px;
  margin: 10px 0; white-space: pre-wrap; }
.box { border: 1px dashed var(--line); border-radius: 10px; padding: 10px 12px; margin: 10px 0; }
.box.pending { border-color: var(--accent); }
.box.failed { border-color: var(--bad); }
.meta { color: var(--muted); font-size: 14px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.form label { display: block; font-size: 14px; color: var(--muted); margin: 8px 0 4px; }
.form input[type=text], .form select { width: 100%; }
.hint { font-size: 14px; color: var(--muted); margin: 8px 0; }
.row { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; padding: 10px 0; border-bottom: 1px solid var(--line);
  cursor: pointer; }
.row:last-child { border-bottom: 0; }
.row .t { flex: 1 1 240px; min-width: 0; }
.row .d { color: var(--muted); font-size: 14px; white-space: nowrap; }
.sec { margin: 10px 0; }
.sec h3 { font-size: 14px; color: var(--muted); margin: 0 0 4px; font-weight: 600; }
.sec .text { margin: 0; background: var(--bg); border-radius: 8px; padding: 8px 10px; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }
#toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: var(--text); color: var(--bg);
  padding: 10px 16px; border-radius: 10px; opacity: 0; transition: opacity .2s; pointer-events: none; max-width: calc(100% - 32px); }
#toast.on { opacity: .95; }
@media (max-width: 600px) {
  .bar { padding: 8px 12px; gap: 6px; }
  .brand { flex: 1; }
  nav { order: 3; flex-basis: 100%; flex-wrap: wrap; overflow: visible; }
  nav a { padding: 5px 10px; }
  main { padding: 12px; }
  .card { padding: 12px; }
  dl.kv { grid-template-columns: 1fr; gap: 2px; }
  dl.kv dd { margin-bottom: 8px; }
}