:root {
  --green: #2e9e44;
  --green-d: #0f7a2e;
  --red: #d23b3b;
  --amber: #d99000;
  --blue: #1560e0;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --text: #1c2530;
  --muted: #66707c;
  --border: #dde3ea;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.topbar {
  background: var(--green-d);
  color: #fff;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.topbar h1 { font-size: 18px; margin: 0; }
.tabs { display: flex; gap: 6px; margin-left: auto; }
.tabs button {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: none;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
}
.tabs button.active { background: #fff; color: var(--green-d); font-weight: 600; }
.tabs button:disabled { opacity: 0.4; cursor: not-allowed; }

main { flex: 1; overflow-y: auto; display: flex; flex-direction: column; }
.view { display: none; flex-direction: column; flex: 1; }
.view.active { display: flex; }

.panel {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 12px;
}
.map { flex: 1; min-height: 300px; z-index: 0; }

.row { display: flex; gap: 8px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.row.small { font-size: 13px; }
.spacer { flex: 1; }
label { font-size: 14px; color: var(--muted); }
input[type="text"], input[type="number"] {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 15px;
}
input[type="text"] { flex: 1; }
input[type="number"] { width: 68px; }

.btn {
  border: 1px solid var(--border);
  background: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  color: var(--text);
}
.btn:hover { background: #f0f3f6; }
.btn.primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn.primary:hover { background: var(--green-d); }
.btn.big {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 130px;
  padding: 18px;
  font-weight: 700;
  color: #fff;
  border-radius: 12px;
}
.btn.big .lbl { font-size: 22px; letter-spacing: 0.5px; }
.btn.big .timer {
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.btn.big .timer:empty { display: none; }
.btn.big.active { box-shadow: inset 0 0 0 4px rgba(255, 255, 255, 0.7); }
.btn.green { background: var(--green); border-color: var(--green); }
.btn.red { background: var(--red); border-color: var(--red); }
.btn.tiny { padding: 5px 8px; font-size: 12px; }
.btn.danger { color: var(--red); border-color: var(--red); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.tap-buttons { display: flex; gap: 10px; margin: 10px 0; }

.list { list-style: none; margin: 8px 0 0; padding: 0; }
.list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  background: #fff;
}
.list li.selected { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(21,96,224,0.15); }
.list li .main { flex: 1; cursor: pointer; }
.list li .title { font-weight: 600; }
.list li .sub { font-size: 12px; color: var(--muted); }

.muted { color: var(--muted); }
.hint { font-size: 13px; color: var(--muted); margin: 8px 0 0; }
.info { font-size: 13px; margin-top: 10px; line-height: 1.6; }
.info code { background: #eef1f4; padding: 1px 5px; border-radius: 4px; }

.badge {
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 999px;
  background: #eef1f4;
  color: var(--muted);
}
.badge.ready { background: #e3f5e8; color: var(--green-d); }
.badge.warn { background: #fdf0dc; color: var(--amber); }

/* result windows */
.result-window {
  border: 1px solid var(--border);
  border-left: 4px solid var(--green);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: #fff;
}
.result-window .time { font-size: 20px; font-weight: 700; color: var(--green-d); }
.result-window .meta { font-size: 13px; color: var(--muted); }
.result-error { color: var(--red); font-weight: 600; }

/* leaflet marker dots */
.gw-dot span {
  display: block;
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.4);
}
.gw-tip { background: rgba(0,0,0,0.7); color: #fff; border: none; font-size: 11px; }

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #1c2530;
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  max-width: 90%;
}