:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1b1f24;
  --muted: #5f6b7a;
  --border: #dde2e8;
  --accent: #b3261e;
  --accent-text: #ffffff;
  --ok: #1e7a3c;
  --warn: #8a5a00;
  --radius: 10px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418;
    --surface: #1a1f25;
    --text: #e8ebef;
    --muted: #9aa5b1;
    --border: #2c333b;
    --accent: #e5534b;
    --ok: #4cc27a;
    --warn: #e0a83a;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.5; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }

.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--text); }
#nav { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
#nav a { text-decoration: none; }
#nav .who { color: var(--muted); font-size: .9rem; }

.container { max-width: 1100px; margin: 0 auto; padding: 24px 16px 64px; }
.narrow { max-width: 460px; margin: 0 auto; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.card + .card { margin-top: 16px; }
.muted { color: var(--muted); }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }

.hero { text-align: center; padding: 32px 0; }
.hero p { max-width: 620px; margin: 0 auto 24px; color: var(--muted); font-size: 1.1rem; }
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 24px; }

form { display: grid; gap: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .grid-2 { grid-template-columns: 1fr; } }
label { display: grid; gap: 4px; font-size: .9rem; font-weight: 600; }
label .hint { font-weight: 400; color: var(--muted); }
input, select, textarea {
  font: inherit; padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); color: var(--text); width: 100%;
}
textarea { min-height: 96px; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; display: flex; gap: 12px; flex-wrap: wrap; }
fieldset label { display: flex; gap: 6px; align-items: center; font-weight: 500; }
fieldset input { width: auto; }

button, .button {
  font: inherit; font-weight: 600; cursor: pointer; border-radius: 8px; padding: 9px 16px;
  border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text);
  text-decoration: none; display: inline-block;
}
button.secondary, .button.secondary { background: transparent; color: var(--accent); }
button:disabled { opacity: .6; cursor: default; }

.error { color: var(--accent); font-weight: 600; min-height: 1.2em; margin: 0; }

.filters { display: grid; grid-template-columns: 2fr repeat(5, 1fr); gap: 10px; margin-bottom: 16px; }
@media (max-width: 900px) { .filters { grid-template-columns: 1fr 1fr; } .filters .search { grid-column: 1 / -1; } }

.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td.wrap { white-space: normal; min-width: 220px; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--bg); }
th button.sort {
  all: unset; cursor: pointer; font-weight: 700; color: var(--text);
}
th button.sort[aria-sort]::after { content: " ▾"; color: var(--accent); }
th button.sort[aria-sort="ascending"]::after { content: " ▴"; }

.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: .8rem; font-weight: 600; border: 1px solid currentColor; }
.pill.open { color: var(--ok); }
.pill.fulfilled { color: var(--muted); }
.pill.closed { color: var(--warn); }

.list { display: grid; gap: 12px; }
.request-card { display: block; text-decoration: none; color: inherit; }
.request-card:hover { border-color: var(--accent); }
.vehicle { font-size: 1.15rem; font-weight: 700; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 12px 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; }
.response { border-left: 3px solid var(--accent); padding-left: 12px; }
.empty { text-align: center; padding: 40px 16px; color: var(--muted); }
.pager { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
tbody tr.static { cursor: default; }
.split .card + .card { margin-top: 0; }

/* admin */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 12px; }
.card.stat { display: grid; gap: 2px; padding: 14px 16px; text-decoration: none; color: inherit; margin: 0; }
.card.stat:hover { border-color: var(--accent); }
.stat-n { font-size: 1.8rem; font-weight: 700; line-height: 1.1; }
.filters.admin-filters { grid-template-columns: 3fr 1fr 1fr; }
@media (max-width: 900px) { .filters.admin-filters { grid-template-columns: 1fr 1fr; } }
.pill.pending { color: var(--warn); }
button.danger { background: transparent; color: var(--accent); border-color: var(--accent); }
button.danger:hover { background: var(--accent); color: var(--accent-text); }
.frozen-note { border-left: 3px solid var(--warn); padding: 6px 12px; background: var(--bg); }
.filters.admin-request-filters { grid-template-columns: 3fr 1fr 1.3fr 1.2fr; }
@media (max-width: 900px) { .filters.admin-request-filters { grid-template-columns: 1fr 1fr; } }
button.small { padding: 4px 10px; font-size: .85rem; }

/* banner, footer, legal */
.verify-banner {
  display: flex; gap: 12px; align-items: center; justify-content: center; flex-wrap: wrap;
  padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border); font-size: .92rem; text-align: center;
}
.footer { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; padding: 24px 16px 40px; color: var(--muted); font-size: .85rem; }
.footer a { color: var(--muted); }
.legal { max-width: 760px; margin: 0 auto; }
.legal h2 { font-size: 1.1rem; margin-top: 1.4em; }
.legal-draft { display: inline-block; border: 1px dashed var(--warn); color: var(--warn); padding: 2px 10px; border-radius: 6px; font-size: .85rem; }
label.checkbox { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; }
label.checkbox input { width: auto; margin-top: 4px; }
.backup-link { margin-left: auto; font-size: .9rem; }