:root {
  --bg: #f4f6f2; --card: #ffffff; --ink: #18221a; --muted: #5d6b60; --line: #d9e0d6;
  --accent: #1f6f3b; --accent-ink: #ffffff; --warn: #b4540a; --bad: #b3261e; --ok: #1f6f3b;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101511; --card: #1a211c; --ink: #e8efe8; --muted: #9aa89d; --line: #2c372f;
    --accent: #4fb06f; --accent-ink: #0b130d; --warn: #f0a050; --bad: #ff7a70; --ok: #6fd08f;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif; }
a { color: var(--accent); }
header.top { position: sticky; top: 0; z-index: 1000; background: var(--accent); color: var(--accent-ink);
  display: flex; align-items: center; gap: 10px; padding: 10px 16px; }
header.top h1 { font-size: 18px; margin: 0; flex: 1; }
header.top a, header.top button { color: var(--accent-ink); }
.pill { font-size: 12px; padding: 2px 8px; border-radius: 99px; background: rgba(255,255,255,.2); white-space: nowrap; }
main { padding: 16px; max-width: 900px; margin: 0 auto; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; }
.card h2, .card h3 { margin: 0 0 8px; font-size: 17px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.tile { display: flex; flex-direction: column; justify-content: center; min-height: 84px; padding: 12px;
  border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); color: var(--ink);
  text-decoration: none; font-weight: 600; }
.tile small { font-weight: 400; color: var(--muted); }
.btn { appearance: none; border: 0; border-radius: 10px; background: var(--accent); color: var(--accent-ink);
  font: inherit; font-weight: 600; padding: 12px 16px; min-height: 48px; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.btn.ghost { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn.bad { background: var(--bad); color: #fff; }
.btn.small { min-height: 36px; padding: 6px 10px; font-size: 14px; }
.btn:disabled { opacity: .5; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.row > .grow { flex: 1; }
label { display: block; margin: 10px 0; font-size: 14px; color: var(--muted); }
input, select, textarea { display: block; width: 100%; margin-top: 4px; font: inherit; color: var(--ink);
  background: var(--bg); border: 1.5px solid var(--line); border-radius: 10px; padding: 10px; min-height: 46px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
.list { list-style: none; margin: 0; padding: 0; }
.list li { border-bottom: 1px solid var(--line); padding: 10px 2px; }
.list li a { color: inherit; text-decoration: none; display: block; }
.muted { color: var(--muted); font-size: 14px; }
.err { color: var(--bad); font-size: 14px; }
.okc { color: var(--ok); }
.warnc { color: var(--warn); }
.big { font-size: 28px; font-weight: 700; }
.map { height: 55vh; min-height: 300px; border-radius: var(--radius); border: 1px solid var(--line); }
.map.short { height: 38vh; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; font-size: 14px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }
.badge { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 99px; border: 1px solid var(--line); }
.badge.dirty { border-color: var(--warn); color: var(--warn); }
.badge.error { border-color: var(--bad); color: var(--bad); }
.toast { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 3000; background: var(--ink); color: var(--bg);
  padding: 12px 16px; border-radius: 10px; text-align: center; }
.modal { position: fixed; inset: 0; z-index: 2000; background: rgba(0,0,0,.85); display: flex; align-items: center; justify-content: center; }
.cam { position: relative; width: 100%; height: 100%; display: flex; flex-direction: column; }
.cam video { flex: 1; width: 100%; object-fit: cover; background: #000; min-height: 0; }
.cam-label { position: absolute; top: 12px; left: 12px; right: 12px; color: #fff; text-shadow: 0 1px 3px #000; }
.cam-bar { display: flex; align-items: center; justify-content: space-between; padding: 16px; background: #000; color: #fff; }
.shutter { width: 72px; height: 72px; border-radius: 50%; background: #fff; border: 5px solid #888; }
.sheet { background: var(--card); color: var(--ink); border-radius: var(--radius); padding: 16px; width: min(560px, 94vw); max-height: 92vh; overflow: auto; }
canvas.sig { width: 100%; height: auto; border: 1.5px dashed var(--line); border-radius: 8px; touch-action: none; background: #fff; }
.arrow { font-size: 64px; line-height: 1; display: inline-block; transition: transform .2s; }
.thumbs { display: flex; gap: 8px; flex-wrap: wrap; }
.thumbs img { width: 96px; height: 72px; object-fit: cover; border-radius: 6px; border: 1px solid var(--line); }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
@media (max-width: 480px) { main { padding: 12px 16px; } .big { font-size: 24px; } }