:root {
  --bg: #f3f1ec; --card: #ffffff; --text: #1f2328; --muted: #5f6670; --line: #dcd8cf;
  --accent: #3f7d24; --accent-text: #fff; --danger: #b3261e; --busy: #a96800;
  --ok-bg: #e5f3dc; --err-bg: #fbe3e1; --busy-bg: #fdf0d5; --off-bg: #ecebe8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181c; --card: #212329; --text: #e8e6e3; --muted: #a2a7ae; --line: #343741;
    --accent: #6cb33f; --accent-text: #10130d; --danger: #ef6b62; --busy: #e2a43b;
    --ok-bg: #22361a; --err-bg: #43211f; --busy-bg: #3d2f12; --off-bg: #2c2e35;
  }
}
* { 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); }
code { font-size: .9em; background: var(--off-bg); padding: 1px 5px; border-radius: 4px; }
header.top { display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 10px 20px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; }
.brand img { image-rendering: pixelated; }
nav { display: flex; align-items: center; gap: 16px; }
nav .who { color: var(--muted); }
main { max-width: 980px; margin: 0 auto; padding: 20px 16px 60px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 20px 22px; margin-bottom: 18px; }
.card.narrow { max-width: 440px; margin: 40px auto; }
h1 { font-size: 1.5rem; margin: 0 0 12px; }
h2 { font-size: 1.2rem; margin: 0 0 6px; }
h3 { font-size: 1rem; margin: 22px 0 8px; }
.headline { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.headline h1 { margin: 0; }
.hint { color: var(--muted); font-size: .9rem; }
.flash { padding: 10px 14px; border-radius: 8px; margin: 0 0 14px; }
.flash.ok { background: var(--ok-bg); }
.flash.err { background: var(--err-bg); }
.badge { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .85rem; font-weight: 600; white-space: nowrap; }
.badge.ok { background: var(--ok-bg); color: var(--accent); }
.badge.busy { background: var(--busy-bg); color: var(--busy); }
.badge.off { background: var(--off-bg); color: var(--muted); }
.badge.err { background: var(--err-bg); color: var(--danger); }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 4px 18px; margin: 14px 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 8px 0; }
.buttons { display: flex; gap: 10px; flex-wrap: wrap; }
label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; font-size: .95rem; }
label.check { flex-direction: row; align-items: flex-start; gap: 8px; font-weight: 400; }
input { font: inherit; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--text); min-width: 0; }
input[type=file] { padding: 6px; }
input.code { font-size: 1.6rem; letter-spacing: .3em; text-align: center; font-variant-numeric: tabular-nums; }
button, .button { font: inherit; font-weight: 600; padding: 9px 16px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--text); text-decoration: none; display: inline-block; }
button:hover:not(:disabled), .button:hover { border-color: var(--muted); }
button:disabled { opacity: .45; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.small { padding: 5px 11px; font-size: .9rem; }
button.link { background: none; border: none; color: var(--accent); padding: 0; font-weight: 400; text-decoration: underline; }
table.list { width: 100%; border-collapse: collapse; }
table.list th { text-align: left; font-size: .85rem; color: var(--muted); font-weight: 600; padding: 6px 8px; border-bottom: 1px solid var(--line); }
table.list td { padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.list td.right { text-align: right; }
table.list td.right form { display: inline-block; margin: 0 0 4px 6px; }
table.list.compact td { padding: 4px 8px; font-size: .9rem; }
.nowrap { white-space: nowrap; }
.catalog { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.catalog .item { border: 1px solid var(--line); border-radius: 8px; padding: 12px; display: flex; flex-direction: column; gap: 6px; }
.catalog .item p { margin: 0; font-size: .9rem; flex: 1; }
details.confirm { display: inline-block; text-align: left; }
details.confirm summary { cursor: pointer; color: var(--accent); font-weight: 600; }
details.confirm[open] { display: block; margin-top: 6px; padding: 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); }
details.confirm form { margin-top: 8px; }
@media (max-width: 640px) {
  table.list thead { display: none; }
  table.list tr { display: block; border-bottom: 1px solid var(--line); padding: 6px 0; }
  table.list td { display: block; border: none; padding: 2px 0; }
  table.list td.right { text-align: left; }
  table.list td.right form { margin: 4px 6px 0 0; }
}
textarea.editor { font: 14px/1.45 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; width: 100%;
  padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text);
  resize: vertical; tab-size: 4; }
.catalog-scroll { max-height: 30rem; overflow-y: auto; padding: 2px 10px 10px 2px; border: 1px solid var(--line);
  border-radius: 8px; background: var(--bg); padding: 0 12px 12px; scrollbar-gutter: stable; }
.catalog-scroll:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.catalog-group { position: sticky; top: 0; z-index: 1; margin: 0 -12px 8px; padding: 10px 12px 6px;
  background: var(--bg); font-size: .9rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.catalog .item { background: var(--card); }
.catalog .item .item-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 6px; }
.catalog + .catalog-group { margin-top: 10px; }