/* Every colour is a variable, so the dark set below is the only place the
   system colour scheme is handled. "-fill" colours are backgrounds that carry
   --on-fill text; the plain accents are text and borders on a surface. */
:root {
  color-scheme: light dark;
  --bg: #f7f7f5;
  --surface: #fff;
  --surface-alt: #fafaf7;
  --surface-hover: #f0f0ee;
  --placeholder: #e9e9ec;
  --text: #222;
  --text-secondary: #444;
  --text-tertiary: #555;
  --muted: #777;
  --border: #e2e2e2;
  --border-hover: #bbb;
  --border-strong: #999;
  --link: #2255aa;
  --green: #2e7d52;
  --red: #c0392b;
  --amber: #b8860b;
  --green-fill: #2e7d52;
  --red-fill: #c0392b;
  --on-fill: #fff;
  --selected-fill: #222;
  --on-selected: #fff;
  --flash: #e8f5ee;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121314;
    --surface: #1c1e20;
    --surface-alt: #232629;
    --surface-hover: #2a2d30;
    --placeholder: #2a2d30;
    --text: #e6e6e3;
    --text-secondary: #c6c6c2;
    --text-tertiary: #b2b2ae;
    --muted: #94948f;
    --border: #303336;
    --border-hover: #575b5f;
    --border-strong: #5f6368;
    --link: #8ab4f8;
    --green: #5cc08b;
    --red: #f0776a;
    --amber: #e0b040;
    --selected-fill: #e6e6e3;
    --on-selected: #121314;
    --flash: #173325;
  }
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--link); text-decoration: none; }
.topbar { display: flex; align-items: center; gap: 16px; padding: 10px 20px; background: var(--surface); border-bottom: 1px solid var(--border); }
.brand a { font-weight: 700; color: var(--text); }
.tabs { display: flex; gap: 4px; flex: 1; }
.tab { padding: 6px 12px; border-radius: 6px; }
.tab.active { background: var(--green-fill); color: var(--on-fill); }
.viewbar { display: flex; gap: 6px; padding: 12px 20px 0; }
.viewtab { padding: 4px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); text-transform: capitalize; font-size: 14px; }
.viewtab.active { background: var(--selected-fill); color: var(--on-selected); border-color: var(--selected-fill); }
main { padding: 16px 20px 40px; max-width: 1200px; margin: 0 auto; }
.footer { padding: 14px 20px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--border); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; margin-top: 12px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; color: inherit; display: flex; flex-direction: column; }
.card:hover { border-color: var(--border-hover); }
.card-img { width: 100%; height: 170px; object-fit: cover; }
.card-img-empty { background: var(--placeholder); }
.card-body { padding: 12px 14px; }
.card-title-row { display: flex; justify-content: space-between; gap: 8px; }
.score { color: var(--green); font-weight: 700; white-space: nowrap; }
.card-meta { display: flex; gap: 12px; color: var(--text-secondary); margin-top: 6px; font-size: 14px; flex-wrap: wrap; }
.card-location { margin-top: 6px; font-size: 13px; color: var(--text-tertiary); }
.card-criteria { list-style: none; margin: 8px 0 0; padding: 0; font-size: 13px; }
.card-criteria .crit { display: flex; gap: 6px; align-items: baseline; }
.card-criteria .crit-mark { width: 1.2em; text-align: center; font-weight: 600; }
.card-criteria .crit-label { flex: 1; }
.card-criteria .crit-match, .card-criteria .crit-extra { color: var(--green); }
.card-criteria .crit-unknown { color: var(--amber); }
.crit-heading { margin-top: 8px; font-size: 12px; font-weight: 600; color: var(--muted); }
.crit-heading + .card-criteria { margin-top: 2px; }
.card-sources { margin-top: 8px; color: var(--muted); font-size: 12px; }
.badge { font-size: 10px; padding: 1px 6px; border-radius: 999px; border: 1px solid; vertical-align: middle; }
.badge-inside { color: var(--green); border-color: var(--green); }
.badge-likely_inside { color: var(--green); border-color: var(--green); }
.badge-uncertain { color: var(--amber); border-color: var(--amber); }
.badge-likely_outside { color: var(--red); border-color: var(--red); }
.badge-outside { color: var(--on-fill); background: var(--red-fill); border-color: var(--red-fill); }
.badge-unknown, .badge-fail { color: var(--red); border-color: var(--red); }
.badge-pass { color: var(--green); border-color: var(--green); }
.empty { color: var(--muted); padding: 30px; text-align: center; }

.detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; } }
.detail-main h1 { margin: 0 0 6px; font-size: 22px; }
.detail-main h2 { font-size: 16px; margin-top: 26px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.meta-row { display: flex; gap: 14px; flex-wrap: wrap; color: var(--text-secondary); }
.price { font-weight: 700; color: var(--green); font-size: 18px; }
.location-box { margin-top: 12px; padding: 10px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; }
.gallery { display: flex; gap: 8px; overflow-x: auto; margin-top: 12px; }
.gallery img { height: 140px; border-radius: 6px; }
.description { white-space: pre-wrap; background: var(--surface); border: 1px solid var(--border); padding: 12px; border-radius: 8px; }
.explain { border-collapse: collapse; width: 100%; background: var(--surface); }
.explain td { border-bottom: 1px solid var(--border); padding: 6px 8px; font-size: 14px; }
.explain .marker { width: 20px; font-weight: 700; }
.explain .pos .marker, .marker.pos { color: var(--green); }
.explain .neg .marker { color: var(--red); }
.explain .unk .marker { color: var(--amber); }
.explain tr.total td { font-weight: 700; }
.list { padding-left: 18px; }
.list li { margin: 4px 0; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.box { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px; margin-bottom: 14px; }
.box h3 { margin: 0 0 10px; font-size: 15px; }
.btn { background: var(--surface); color: var(--text); border: 1px solid var(--border-strong); border-radius: 6px; padding: 6px 12px; cursor: pointer; font-size: 14px; }
.btn:hover { background: var(--surface-hover); }
.btn-active { background: var(--green-fill); color: var(--on-fill); border-color: var(--green-fill); }
.btn-small { padding: 2px 8px; font-size: 12px; }
.btn-large { padding: 12px 24px; font-size: 16px; }
.inline { display: inline; }
.feedback-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.note { background: var(--surface-alt); border-left: 3px solid var(--green); padding: 8px; margin-top: 8px; font-size: 14px; white-space: pre-wrap; }
.corr-row { display: flex; justify-content: space-between; align-items: center; padding: 3px 0; font-size: 13px; }
.flash { background: var(--flash); border: 1px solid var(--green); border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; display: flex; align-items: center; gap: 12px; }
textarea, select, input[type=number] { background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 6px; }
textarea { width: 100%; padding: 8px; font: inherit; margin-bottom: 6px; }
select { padding: 2px 4px; }
input[type=number] { padding: 4px; width: 140px; }

.landing { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.landing-box { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 30px 40px; text-align: center; }