:root {
  --bg: #f7f7f9;
  --fg: #1a1a1a;
  --accent: #b8341e;
  --muted: #6b6b6b;
  --border: #ddd;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}

header {
  padding: 1rem 1.5rem;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
header h1 { margin: 0; font-size: 1.4rem; }

main { padding: 1rem 1.5rem 3rem; max-width: 1400px; margin: 0 auto; }

/* ---------- Uploader ---------- */
.uploader {
  background: #fff;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.uploader form {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.uploader button {
  background: var(--accent);
  color: #fff;
  border: 0;
  padding: .6rem 1.1rem;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
}
.uploader button:disabled { opacity: .5; cursor: wait; }

.geocode-toggle {
  display: flex;
  align-items: center;
  gap: .35rem;
  color: var(--muted);
  font-size: .9rem;
  cursor: pointer;
}

.status { color: var(--muted); font-size: .9rem; margin-top: .5rem; }
.status.error { color: var(--accent); }

/* ---------- Tuning panel ---------- */
.tuning {
  margin-top: .75rem;
  border-top: 1px solid var(--border);
  padding-top: .75rem;
  font-size: .9rem;
}
.tuning summary { cursor: pointer; color: var(--muted); font-weight: 600; }
.tuning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: .5rem .75rem;
  margin: .75rem 0 .5rem;
}
.tuning-grid label {
  display: flex;
  flex-direction: column;
  color: var(--muted);
  font-size: .8rem;
}
.tuning-grid input {
  margin-top: .2rem;
  padding: .35rem .5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font: inherit;
}
.tuning .hint {
  color: var(--muted);
  font-size: .8rem;
  margin: .25rem 0 0;
  line-height: 1.4;
}

/* ---------- Summary ---------- */
.summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
  background: #fff;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.summary .stat .label {
  color: var(--muted);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.summary .stat .value {
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: .15rem;
}

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.25rem;
}
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
}

.map {
  height: 560px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.tablewrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .75rem 1rem 1rem;
  max-height: 560px;
  overflow: auto;
}
.tablewrap-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: .25rem 0 .75rem;
  gap: .5rem;
}
.tablewrap-header h2 {
  margin: 0;
  font-size: 1.05rem;
}

.zoom-btn {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--fg);
  padding: .35rem .7rem;
  border-radius: 5px;
  font: inherit;
  font-size: .8rem;
  cursor: pointer;
  transition: background .1s, border-color .1s;
}
.zoom-btn:hover:not(:disabled) {
  background: var(--bg);
  border-color: var(--muted);
}
.zoom-btn:disabled {
  color: var(--muted);
  cursor: default;
  opacity: .6;
}

table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .4rem .35rem; border-bottom: 1px solid var(--border); }
th {
  color: var(--muted);
  font-weight: 600;
  font-size: .78rem;
  text-transform: uppercase;
  position: sticky;
  top: 0;
  background: #fff;
}
tbody tr:hover { background: #faf7f6; cursor: pointer; }

/* ---------- Map legend ---------- */
.legend {
  background: rgba(255, 255, 255, 0.95);
  padding: .5rem .6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: .78rem;
  line-height: 1.2;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}
.legend-title {
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .7rem;
  margin-bottom: .35rem;
}
.legend-row {
  display: flex;
  align-items: center;
  gap: .35rem;
  padding: 1px 0;
}
.legend-swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}
.legend-label { color: var(--fg); }

.hidden { display: none; }