:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1c2330;
  --muted: #5d6879;
  --line: #dde2ea;
  --accent: #2557d6;
  --accent-text: #ffffff;
  --danger: #c0352b;
  --ok: #1f8a4c;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161d;
    --card: #1b212b;
    --text: #e6e9ef;
    --muted: #9aa5b5;
    --line: #2d3542;
    --accent: #6d95ff;
    --accent-text: #0d1220;
    --danger: #ff7b70;
    --ok: #5fd08f;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 1200px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.6rem; margin: 8px 0 16px; }
h2 { font-size: 1.1rem; margin: 0 0 12px; }
a { color: var(--accent); }
code { background: var(--line); padding: 1px 5px; border-radius: 4px; word-break: break-all; }

.top {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
.top nav { display: flex; gap: 14px; flex-wrap: wrap; flex: 1; }
.top nav a { text-decoration: none; color: var(--muted); }
.top nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
.logout { margin: 0; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; margin-bottom: 16px; min-width: 0;
}
.narrow { max-width: 420px; margin: 40px auto; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 860px) { .grid2 { grid-template-columns: 1fr; } }
.row { display: flex; flex-wrap: wrap; gap: 12px; margin: 8px 0; }
.row > label { flex: 1 1 180px; }

label { display: block; margin: 8px 0; color: var(--muted); font-size: .92rem; }
label.check { display: flex; gap: 8px; align-items: center; }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px; font: inherit;
  color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
}
input[type="checkbox"] { width: auto; display: inline; margin: 0; }
button, .button {
  display: inline-block; padding: 8px 14px; font: inherit; cursor: pointer; text-decoration: none;
  color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
}
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.link { background: none; border: none; padding: 0; color: var(--accent); }
button.danger, .danger { color: var(--danger); }
button:disabled { opacity: .55; cursor: default; }
details { margin: 10px 0; }
summary { cursor: pointer; }
progress { width: 100%; }

.muted { color: var(--muted); font-size: .9rem; }
.error { color: var(--danger); }
.notice { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px; }
.ok { color: var(--ok); }

.choices { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.choice {
  display: flex; flex-direction: column; gap: 6px; padding: 24px; text-decoration: none;
  color: var(--muted); background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
}
.choice:hover { border-color: var(--accent); }
.choice-title { font-size: 1.25rem; font-weight: 600; color: var(--text); }

.drop {
  border: 2px dashed var(--line); border-radius: var(--radius); padding: 20px; text-align: center; cursor: pointer;
}
.drop input { margin: 0 auto 8px; max-width: 360px; }

.map { height: 380px; border-radius: 8px; margin-bottom: 12px; }
.candidates { padding-left: 22px; margin: 0; }
.candidates li { margin-bottom: 10px; }
.candidates .why { font-size: .88rem; color: var(--muted); }
.canvas-wrap { overflow: auto; max-height: 520px; border-radius: 8px; background: var(--bg); }
#photo { max-width: 100%; display: block; cursor: crosshair; }
.measure-tools { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.clues td:first-child { white-space: nowrap; color: var(--muted); font-size: .88rem; }
.notes { color: var(--muted); }
.table-scroll { overflow-x: auto; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.actions input { width: auto; flex: 1 1 200px; margin: 0; }

.list { list-style: none; padding: 0; }
.list li { display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; padding: 8px 0; border-bottom: 1px solid var(--line); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.stat { background: var(--bg); border-radius: 8px; padding: 10px; }
.stat b { display: block; font-size: 1.3rem; }
.live { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 860px) { .live { grid-template-columns: 1fr; } }
.live img { max-width: 100%; border-radius: 8px; }
.status-pill { display: inline-block; padding: 2px 10px; border-radius: 99px; background: var(--bg); border: 1px solid var(--line); }
.log { max-height: 220px; overflow: auto; font-size: .85rem; font-family: ui-monospace, monospace; }
.chart svg { width: 100%; max-width: 720px; height: auto; color: var(--accent); margin: 8px 0; }
.status-pill.ok { color: var(--ok); border-color: var(--ok); }
.status-pill.danger { color: var(--danger); border-color: var(--danger); }
h3 { font-size: 1rem; margin: 12px 0 8px; }