/* Basic, clean layout */
:root {
  --bg: #0b1020;
  --panel: #0f1730;
  --card: #121c3a;
  --text: #e8ecff;
  --muted: #a9b3d6;
  --border: rgba(255,255,255,0.10);
  --accent: #7aa2ff;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

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

.topbar {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
}

.brand { display: flex; gap: 12px; align-items: center; }
.logo { font-size: 26px; filter: drop-shadow(0 8px 12px rgba(0,0,0,0.35)); }
.title h1 { margin: 0; font-size: 18px; letter-spacing: 0.2px; }
.title p { margin: 3px 0 0; font-size: 13px; color: var(--muted); }

.controls { display: flex; align-items: center; gap: 10px; }
.search { display: flex; gap: 8px; align-items: center; }
.search input {
  width: min(420px, 42vw);
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  outline: none;
}
.search input::placeholder { color: rgba(233,238,255,0.6); }
.search button {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.10);
  color: var(--text);
  cursor: pointer;
}
.search button:hover { background: rgba(255,255,255,0.14); }

.toggle { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--muted); user-select: none; }
.toggle input { transform: scale(1.1); }

.layout {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  height: calc(100vh - 62px);
}

#map { height: 100%; width: 100%; }

.panel {
  border-left: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  padding: 14px;
  overflow: auto;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px 12px 10px;
  box-shadow: var(--shadow);
  margin-bottom: 12px;
}

.card h2 {
  margin: 2px 0 10px;
  font-size: 14px;
  color: rgba(233,238,255,0.92);
  letter-spacing: 0.2px;
}

.grid {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 8px 10px;
  font-size: 13px;
}

.k { color: var(--muted); }
.v { color: var(--text); word-break: break-word; }

.hint { margin: 10px 0 0; font-size: 12px; color: rgba(233,238,255,0.72); line-height: 1.45; }
.hint.small { font-size: 11.5px; color: rgba(233,238,255,0.62); }

.legend {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 8px 10px;
  align-items: center;
  font-size: 13px;
  color: rgba(233,238,255,0.80);
}

.swatch { width: 16px; height: 10px; border-radius: 6px; border: 1px solid rgba(255,255,255,0.20); }
.swatch.current { background: rgba(255,255,255,0.20); }
.swatch.band { background: rgba(255,255,255,0.08); }

.footer {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  padding: 10px 0 2px;
  color: rgba(233,238,255,0.55);
  font-size: 12px;
}
.footer a { color: rgba(233,238,255,0.75); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; height: auto; }
  #map { height: 62vh; }
  .panel { border-left: none; border-top: 1px solid var(--border); }
  .search input { width: 58vw; }
}