* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  font-family: Arial, sans-serif;
}

.layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  height: 100vh;
}

.sidebar {
  padding: 16px;
  border-right: 1px solid #dcdcdc;
  overflow-y: auto;
  background: #fafafa;
}

.sidebar h1 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 22px;
}

.hint {
  color: #555;
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 13px;
  margin: 10px 0 6px;
}

input {
  width: 100%;
  padding: 8px;
  border: 1px solid #c7c7c7;
  border-radius: 6px;
}

button {
  width: 100%;
  margin-top: 10px;
  padding: 10px;
  border: none;
  border-radius: 6px;
  background: #1769e0;
  color: white;
  cursor: pointer;
}

button:disabled {
  background: #8fb4ec;
  cursor: not-allowed;
}

.status {
  margin-top: 12px;
  padding: 10px;
  background: white;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 13px;
  white-space: pre-wrap;
}

.layers-panel {
  margin-top: 6px;
  border: 1px solid #ddd;
  border-radius: 6px;
  background: #fff;
  max-height: 220px;
  overflow: auto;
  padding: 8px 8px 2px;
  font-size: 13px;
}

.layer-item {
  display: grid;
  grid-template-columns: 18px 12px 1fr;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  line-height: 1.2;
}

.layer-item input[type="checkbox"] {
  margin: 0;
  width: 14px;
  height: 14px;
}

.swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  border: 1px solid #333;
  flex-shrink: 0;
}

.layer-text {
  min-width: 0;
  word-break: break-word;
}

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