:root {
  --bg: #f4f5f7;
  --card: #fff;
  --text: #1c1f24;
  --muted: #6b7280;
  --line: #dfe2e8;
  --accent: #1f5fd1;
  --danger: #b42318;
  --ok-bg: #e7f5ec;
  --ok: #17683a;
  --err-bg: #fdecea;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --card: #1d2026;
    --text: #e8eaee;
    --muted: #9aa1ad;
    --line: #2f343c;
    --accent: #6d9bff;
    --danger: #ff8b80;
    --ok-bg: #16301f;
    --ok: #7fd8a1;
    --err-bg: #3a1b18;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
header.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; }
header nav { display: flex; gap: 14px; flex: 1; }
header nav a { text-decoration: none; color: var(--muted); padding: 4px 0; }
header nav a.on { color: var(--text); border-bottom: 2px solid var(--accent); }
.logout { display: flex; align-items: center; gap: 10px; margin: 0; color: var(--muted); }
main { max-width: 860px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.5rem; margin: .4em 0; }
h2 { font-size: 1.1rem; margin: 0 0 .5em; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 12px 0;
}
.card.narrow { max-width: 420px; margin: 40px auto; }
.card.inactive { opacity: .6; }
.head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.stack { display: grid; gap: 10px; }
.stack label, form > label { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); }
label.check { display: flex; align-items: center; gap: 8px; color: var(--text); }
form > label { margin-bottom: 10px; }
input, select, textarea {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  min-width: 0;
}
.row input:not([type=checkbox]), .row select { flex: 1 1 200px; }
textarea { width: 100%; resize: vertical; }
.btn {
  font: inherit;
  padding: 8px 16px;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
button.link {
  font: inherit;
  background: none;
  border: 0;
  padding: 4px 0;
  color: var(--accent);
  cursor: pointer;
}
button.link:disabled { color: var(--muted); cursor: default; }
button.link.danger { color: var(--danger); }
.small-actions { gap: 18px; margin-top: 6px; }
.small-actions form { margin: 0; }
.small { font-size: .85rem; word-break: break-all; }
.muted { color: var(--muted); }
.flash { padding: 10px 14px; border-radius: 8px; margin: 10px 0; }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.err { background: var(--err-bg); color: var(--danger); }
.badge { font-size: .75rem; padding: 2px 10px; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); }
.badge.on { color: var(--ok); border-color: var(--ok); }
.thumb { max-width: 100%; max-height: 180px; border-radius: 6px; margin: 4px 0 10px; background: #000; }
.badge.off { color: var(--muted); }
button.link.copy { margin-left: 8px; }
@media (max-width: 520px) {
  main { padding: 10px; }
  .card { padding: 12px; }
  .head { flex-direction: column; align-items: flex-start; gap: 4px; }
  .btn { width: 100%; text-align: center; }
}