:root {
  color-scheme: light dark;
  --bg: #f7f7f8;
  --panel: #ffffff;
  --border: #d8d8dc;
  --text: #1c1c1f;
  --muted: #6b6b70;
  --accent: #4f6df5;
  --danger: #e5484d;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16161a;
    --panel: #1f1f24;
    --border: #33333a;
    --text: #ececef;
    --muted: #9a9aa2;
  }
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.map-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: var(--panel);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  padding: 20px;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.overlay-body {
  position: relative;
  flex: 1;
}

.floating-panel {
  pointer-events: auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}

.toolbar {
  padding: 12px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  flex-shrink: 0;
}

.toolbar-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  flex: 0 0 auto;
}

.toolbar h1 {
  font-size: 1.25rem;
  margin: 0;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.counter {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

button {
  font: inherit;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
}

button:hover:not(:disabled) {
  border-color: var(--accent);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button#add-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

button.danger {
  border-color: var(--danger);
  color: var(--danger);
  background: transparent;
}

button.danger:hover {
  background: var(--danger);
  color: #fff;
}

.leaflet-interactive {
  cursor: grab;
  touch-action: none;
}

.leaflet-interactive:active {
  cursor: grabbing;
}

.radius-handle {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--accent);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  cursor: grab;
}

.radius-handle:active {
  cursor: grabbing;
}

.inspector {
  position: absolute;
  top: 0;
  right: 0;
  width: 240px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.inspector h2 {
  font-size: 1rem;
  margin: 0;
}

.inspector label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.875rem;
  color: var(--muted);
}

.inspector input[type="color"] {
  width: 100%;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: none;
}

.inspector select {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
}

.radius-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.radius-row input[type="range"] {
  flex: 1;
  min-width: 0;
}

.radius-row input[type="number"] {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 6px;
  width: 62px;
}

.hint {
  flex: 1 1 220px;
  min-width: 220px;
  max-width: 640px;
  color: var(--muted);
  font-size: 0.875rem;
  margin: 0;
}

@media (max-width: 640px) {
  .inspector {
    left: 0;
    right: 0;
    width: auto;
  }

  .toolbar-top {
    flex-basis: 100%;
  }
}