:root {
  --bg: #f7f7f5;
  --panel: #ffffff;
  --text: #1d1d1f;
  --muted: #6b6b70;
  --line: #e2e2de;
  --accent: #c4302b;
  --accent-text: #ffffff;
  --ok: #1f7a3a;
  --warn: #8a5a00;
  --error: #b3261e;
  --bar: #c4302b;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151517;
    --panel: #1f1f22;
    --text: #ececef;
    --muted: #9a9aa2;
    --line: #333338;
    --accent: #ff5a52;
    --accent-text: #151517;
    --ok: #6fd08c;
    --warn: #f0b64a;
    --error: #ff8a80;
    --bar: #ff5a52;
  }
}
* { 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;
}
header, main, footer { max-width: 960px; margin: 0 auto; padding: 16px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; }
nav { display: flex; gap: 16px; align-items: center; }
nav form { margin: 0; }
footer { color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); margin-top: 32px; }
a { color: var(--accent); }
h1 { font-size: 26px; line-height: 1.25; margin: 8px 0 16px; }
h2 { font-size: 19px; margin: 28px 0 10px; }
.muted { color: var(--muted); font-weight: normal; font-size: 0.9em; }
code { font-size: 0.9em; background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; }
code.key { display: inline-block; word-break: break-all; user-select: all; }

.hero { padding: 32px 0; max-width: 640px; }
.button, button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-text);
  border: 0;
  border-radius: 8px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}
button:disabled { opacity: 0.6; cursor: progress; }
button.link { background: none; color: var(--accent); padding: 0; font-weight: normal; text-decoration: underline; }

.flash { padding: 10px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel); }
.flash.error { border-color: var(--error); color: var(--error); }
.flash.warn { border-color: var(--warn); color: var(--warn); }
.flash.ok { border-color: var(--ok); }

.card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 10px;
  color: var(--text);
  text-decoration: none;
}
.card img { border-radius: 50%; }
.card dl { display: grid; grid-template-columns: auto auto; gap: 0 12px; margin: 0; font-size: 14px; }
.card dt { color: var(--muted); }
.card dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }

.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; margin: 0 0 18px; }
.stats div { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.stats dt { color: var(--muted); font-size: 13px; }
.stats dd { margin: 2px 0 0; font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }

.chart { margin: 0 0 16px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.chart svg { width: 100%; height: 120px; display: block; }
.chart rect { fill: var(--bar); }
.chart rect:hover { opacity: 0.7; }
.chart figcaption { color: var(--muted); font-size: 13px; margin-top: 6px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; font-size: 14px; }
th { color: var(--muted); font-weight: 600; }
td.n, th.n { text-align: right; font-variant-numeric: tabular-nums; }
td img { display: block; border-radius: 4px; }

form#upload { display: grid; gap: 14px; max-width: 640px; }
label { display: grid; gap: 4px; font-weight: 600; }
label.inline { display: inline-flex; gap: 6px; align-items: center; font-weight: normal; margin-right: 14px; }
input, textarea {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  width: 100%;
}
input[type=radio], input[type=checkbox] { width: auto; }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; }
legend { font-weight: 600; padding: 0 4px; }
progress { width: 100%; height: 10px; }
#status.error { color: var(--error); }
#status.ok { color: var(--ok); }
.terms { color: var(--muted); font-size: 14px; margin: 0; }
.danger { margin-top: 32px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.danger button { background: none; color: var(--error); border: 1px solid var(--error); }
.row { display: flex; gap: 10px; margin-top: 10px; }
.row input { max-width: 320px; }
.actions { margin: 8px 0 16px; }

@media (max-width: 600px) {
  .card { grid-template-columns: auto 1fr; }
  .card dl { grid-column: 1 / -1; }
  th:nth-child(3), td:nth-child(3) { display: none; }
}