:root {
  color-scheme: light dark;
  --bg: #10151b;
  --panel: #182029;
  --border: #2a3542;
  --text: #e7edf3;
  --muted: #8fa1b3;
  --accent: #4fb0ff;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

body {
  display: flex;
  flex-direction: column;
}

#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

h1 {
  font-size: 1.05rem;
  margin: 0;
  white-space: nowrap;
}

h1 .subtitle {
  display: block;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--muted);
}

.controls {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.modes {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.mode-toggle {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.82rem;
  cursor: pointer;
  user-select: none;
}

.mode-toggle input { accent-color: var(--accent); }

.mode-toggle.disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.pill {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-size: 0.82rem;
  cursor: pointer;
}

.pill:disabled { opacity: 0.4; cursor: not-allowed; }
.pill.active { background: var(--accent); border-color: var(--accent); color: #06202f; font-weight: 600; }

.view-toggle { display: flex; gap: 0.3rem; }

.scale-control {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--muted);
}

main {
  position: relative;
  flex: 1;
  min-height: 0;
}

#map-normal, #map-warp {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#map-warp {
  background: #0c1116;
  cursor: default;
}

.hint {
  position: absolute;
  left: 50%;
  top: 0.7rem;
  transform: translateX(-50%);
  background: rgba(10, 14, 18, 0.85);
  border: 1px solid var(--border);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--muted);
  pointer-events: none;
  z-index: 1000;
}

.center-placeholder {
  position: absolute;
  left: 50%;
  top: 45%;
  transform: translate(-50%, -50%);
  background: rgba(10, 14, 18, 0.88);
  border: 1px solid var(--accent);
  padding: 0.7rem 1.2rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  pointer-events: none;
  z-index: 999;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
}

.legend {
  position: absolute;
  right: 0.8rem;
  bottom: 0.8rem;
  background: rgba(10, 14, 18, 0.88);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  font-size: 0.76rem;
  z-index: 1000;
}

.legend .row { display: flex; align-items: center; gap: 0.4rem; margin: 0.15rem 0; }
.legend .swatch { width: 0.8rem; height: 0.8rem; border-radius: 2px; display: inline-block; }

.loading {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  background: rgba(10, 14, 18, 0.9);
  border: 1px solid var(--border);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.8rem;
  z-index: 1000;
}