:root {
  --bg: #ebe7de;
  --card: rgba(252, 250, 246, 0.96);
  --ink: #2f2c28;
  --muted: #7a736a;
  --line: #d8d2c7;
  --accent: #e8590c;
  --accent-ink: #fff;
  --ok: #2f7d32;
  --warn: #b26a00;
  --bad: #c62828;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--ink);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); overflow: hidden; }
#app { position: fixed; inset: 0; }
button, input { font: inherit; color: inherit; }
a { color: #8a4b1f; }
code { font-size: 12px; background: #eee8de; padding: 1px 4px; border-radius: 4px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 6px 24px rgba(40, 30, 20, 0.12);
}
.btn {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 7px 12px;
  cursor: pointer;
  white-space: nowrap;
  font-size: 14px;
}
.btn:hover { border-color: #b9b0a2; }
.btn.on { background: #fde8dc; border-color: var(--accent); color: #9a3a06; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; padding: 10px 14px; font-size: 15px; }
.btn.primary:disabled { opacity: 0.45; cursor: default; }
.btn.ghost { background: transparent; }
.btn.file { display: block; text-align: left; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.col { display: flex; flex-direction: column; gap: 8px; margin-top: 8px; }
.hint { font-size: 12px; color: var(--muted); }
.chip { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; padding: 4px 8px; border: 1px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; user-select: none; }
.attribution { position: absolute; right: 6px; bottom: 4px; font-size: 11px; color: #555; background: rgba(255, 255, 255, 0.8); padding: 1px 6px; border-radius: 4px; }

/* ---------- выбор области */
.picker-stage { position: absolute; inset: 0; }
.map-box { position: absolute; inset: 0; touch-action: none; }
.map-canvas { display: block; cursor: grab; touch-action: none; }
.picker-panel {
  position: absolute; z-index: 2; top: 16px; left: 16px; width: min(380px, calc(100vw - 32px));
  max-height: calc(100vh - 32px); overflow: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px;
}
.brand { font-weight: 700; font-size: 20px; letter-spacing: 0.2px; }
.lead { margin: 0; font-size: 13.5px; color: #514b43; line-height: 1.4; }
.search { display: flex; gap: 6px; }
.search input, .field input { font-size: 14px; flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; background: #fff; }
.results { display: flex; flex-direction: column; gap: 4px; }
.result { text-align: left; border: 0; background: #f4f0e9; border-radius: 6px; padding: 6px 8px; cursor: pointer; font-size: 12.5px; }
.result:hover { background: #ece5da; }
.sel-info { font-size: 13px; padding: 6px 8px; border-radius: 6px; background: #f4f0e9; }
.sel-info.ok { color: var(--ok); }
.sel-info.warn { color: var(--warn); }
.sel-info.bad { color: var(--bad); }
.field { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); }
.more summary { cursor: pointer; font-size: 13px; color: var(--muted); }
.err { color: var(--bad); font-size: 13px; background: #fdecea; border-radius: 6px; padding: 8px; white-space: pre-wrap; }

/* ---------- прогресс */
.overlay { position: fixed; inset: 0; z-index: 50; background: rgba(30, 26, 22, 0.35); display: flex; align-items: center; justify-content: center; }
.overlay[hidden] { display: none; }
.progress-card { width: min(420px, calc(100vw - 32px)); padding: 18px; display: flex; flex-direction: column; gap: 10px; }
.p-title { font-weight: 700; }
.p-text { font-size: 13px; color: #514b43; min-height: 1.3em; }
.bar { height: 8px; border-radius: 99px; background: #e8e2d8; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width 0.2s; }
.progress-card .btn { align-self: flex-end; }

/* ---------- просмотр */
.viewer { position: absolute; inset: 0; }
.world-canvas { display: block; touch-action: none; cursor: grab; }
.world-canvas:active { cursor: grabbing; }
.viewer-top { position: absolute; top: 12px; left: 12px; padding: 10px 12px; display: flex; flex-direction: column; gap: 6px; max-width: min(640px, calc(100vw - 100px)); }
.viewer-top .title { font-weight: 700; font-size: 16px; }
.viewer-top .stats { font-size: 12px; color: var(--muted); }
.floor-bar { position: absolute; right: 12px; top: 12px; padding: 8px 6px; display: flex; flex-direction: column; align-items: center; gap: 6px; max-height: calc(100vh - 60px); }
.floor-title { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
.floor-list { display: flex; flex-direction: column; gap: 3px; overflow: auto; }
.floor-btn { width: 36px; height: 30px; border: 1px solid var(--line); background: #fff; border-radius: 6px; cursor: pointer; font-size: 13px; }
.floor-btn.on { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.floor-btn.sm { width: 30px; height: 26px; font-size: 12px; }
.floor-hint { font-size: 10px; color: var(--muted); }
.info { position: absolute; left: 12px; bottom: 36px; width: min(320px, calc(100vw - 90px)); padding: 12px; font-size: 13px; display: flex; flex-direction: column; gap: 5px; }
.info[hidden] { display: none; }
.info .title { font-weight: 700; font-size: 15px; padding-right: 20px; }
.info .sub { color: var(--muted); font-size: 12px; }
.info .kv { display: flex; gap: 6px; align-items: baseline; }
.info .kv span { color: var(--muted); flex: 1; }
.info .kv i { color: var(--muted); font-size: 11px; }
.info .rooms { font-size: 12px; color: #514b43; }
.info .links { display: flex; gap: 12px; font-size: 12px; }
.info .close { position: absolute; top: 6px; right: 8px; border: 0; background: none; font-size: 20px; cursor: pointer; color: var(--muted); }
.floor-pick { display: flex; flex-wrap: wrap; gap: 3px; margin: 4px 0; }
.scale { position: absolute; left: 12px; bottom: 10px; height: 18px; border: 2px solid #3e3a35; border-top: 0; font-size: 11px; text-align: center; color: #3e3a35; background: rgba(255, 255, 255, 0.55); line-height: 16px; min-width: 30px; }

@media (max-width: 640px) {
  .viewer-top .stats { display: none; }
  .picker-panel { top: auto; bottom: 8px; left: 8px; max-height: 55vh; }
}