:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --text: #1d1d1b;
  --muted: #66645e;
  --border: #dddad3;
  --accent: #b5652b; /* copper */
  --accent-soft: #f6e7db;
  --row-hover: #f2efe9;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151514;
    --surface: #1e1e1c;
    --text: #ecebe7;
    --muted: #a3a19a;
    --border: #3a3935;
    --accent: #e08a4f;
    --accent-soft: #3b2a1f;
    --row-hover: #2a2926;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.page-header, main, .page-footer { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.page-header { padding-top: 28px; }
h1 { margin: 0 0 4px; font-size: 1.6rem; letter-spacing: -0.01em; }
.updated, .count, .page-footer { color: var(--muted); }
.updated { margin: 0 0 20px; }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 8px; }
.toolbar input[type="search"] {
  flex: 1 1 260px; padding: 8px 12px; font: inherit; color: inherit;
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px;
}
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
button, .facet > summary {
  font: inherit; color: inherit; background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 12px; cursor: pointer;
}
button:hover, .facet > summary:hover { border-color: var(--accent); }
.download { background: var(--accent); border-color: var(--accent); color: #fff; }
.filters-toggle { display: none; }

.facet { position: relative; }
.facet > summary { list-style: none; }
.facet > summary::-webkit-details-marker { display: none; }
.facet > summary::after { content: " ▾"; color: var(--muted); }
.facet[data-active="true"] > summary { border-color: var(--accent); background: var(--accent-soft); }
.facet .options {
  position: absolute; z-index: 5; top: calc(100% + 4px); left: 0; min-width: 200px; max-height: 320px; overflow: auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 6px;
  box-shadow: 0 6px 20px rgb(0 0 0 / 0.12);
}
.check { display: flex; gap: 8px; align-items: center; padding: 4px 6px; cursor: pointer; white-space: nowrap; }

.count { margin: 6px 0 8px; font-size: 0.9rem; }

.table-wrap {
  overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
}
table { border-collapse: separate; border-spacing: 0; width: 100%; font-size: 0.92rem; }
th, td { padding: 9px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--border); }
th {
  position: sticky; top: 0; background: var(--surface); font-weight: 600; white-space: nowrap;
  cursor: pointer; user-select: none;
}
th[aria-sort="ascending"]::after { content: " ▲"; color: var(--accent); }
th[aria-sort="descending"]::after { content: " ▼"; color: var(--accent); }
tbody tr { cursor: pointer; }
tbody tr:hover td, tbody tr:focus-visible td { background: var(--row-hover); }
tbody tr:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
td:first-child, th:first-child { position: sticky; left: 0; background: var(--surface); font-weight: 600; z-index: 1; }
td.info { min-width: 280px; max-width: 420px; color: var(--muted); }
td.info span { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
td.owners { min-width: 180px; }
td.empty { color: var(--muted); }
.badge {
  display: inline-block; margin-left: 6px; padding: 1px 6px; border-radius: 999px; font-size: 0.72rem;
  font-weight: 600; background: var(--accent-soft); color: var(--accent); vertical-align: 1px;
}
.stalled { color: var(--muted); font-size: 0.82rem; }
a { color: var(--accent); }

dialog {
  width: min(760px, calc(100vw - 32px)); max-height: calc(100vh - 48px); padding: 0;
  background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 10px;
}
dialog::backdrop { background: rgb(0 0 0 / 0.45); }
.detail-body { padding: 24px 24px 8px; }
.detail-body h2 { margin: 0 0 4px; }
.detail-body .meta { color: var(--muted); margin: 0 0 16px; }
.detail-body h3 { margin: 20px 0 8px; font-size: 1rem; }
.figure { padding: 10px 0; border-top: 1px solid var(--border); }
.figure .label { font-weight: 600; }
.figure .sub { color: var(--muted); font-size: 0.86rem; }
blockquote { margin: 6px 0 0; padding: 4px 12px; border-left: 3px solid var(--accent); color: var(--muted); }
dialog form { padding: 8px 24px 20px; text-align: right; }

.page-footer { padding-top: 24px; padding-bottom: 40px; font-size: 0.86rem; }

@media (max-width: 767px) {
  .page-header, main, .page-footer { padding-left: 16px; padding-right: 16px; }
  .filters-toggle { display: inline-block; }
  .filters { display: none; width: 100%; }
  .filters.open { display: flex; }
  .toolbar input[type="search"] { flex-basis: 100%; }
  td.info { min-width: 220px; }
}