:root {
  --text: #121212;
  --ui-bg: rgba(255, 255, 255, 0.92);
  --ui-border: rgba(0, 0, 0, 0.14);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--text);
}

#map {
  position: fixed;
  inset: 0;
}

.map-ui {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 12;
  display: grid;
  gap: 8px;
  width: min(260px, calc(100vw - 24px));
  padding: 8px;
  border: 1px solid var(--ui-border);
  border-radius: 10px;
  background: var(--ui-bg);
  backdrop-filter: blur(3px);
}

.control-select {
  width: 100%;
  border: 1px solid var(--ui-border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  font-size: 14px;
  padding: 8px 10px;
}

.slider-wrap {
  display: grid;
  gap: 6px;
}

.slider-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #333333;
}

.slider-ends {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #555555;
}

.control-range {
  width: 100%;
  height: 34px;
  margin: 0;
  padding: 0;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  touch-action: pan-y;
}

.control-range::-webkit-slider-runnable-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(31, 31, 31, 0.2);
}

.control-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  margin-top: -8px;
  border: 1px solid rgba(0, 0, 0, 0.18);
  border-radius: 50%;
  background: #1f1f1f;
}

.control-range::-moz-range-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(31, 31, 31, 0.2);
}

.control-range::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border: 1px solid rgba(0, 0, 0, 0.18);
  border-radius: 50%;
  background: #1f1f1f;
}

.mode-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
}

.mode-btn {
  border: 1px solid var(--ui-border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  font-size: 13px;
  padding: 7px 8px;
  cursor: pointer;
}

.mode-btn.is-active {
  background: #1f1f1f;
  border-color: #1f1f1f;
  color: #ffffff;
  font-weight: 600;
}

.info-btn {
  min-width: 56px;
}

.is-hidden {
  display: none;
}

.info-panel {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 13;
  width: min(380px, calc(100vw - 24px));
  max-height: min(72vh, 560px);
  overflow: auto;
  border: 1px solid var(--ui-border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.97);
  padding: 12px 12px 10px;
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.2);
}

.info-panel h2 {
  margin: 0 0 8px;
  font-size: 14px;
}

.info-panel h2 + p {
  margin-top: 0;
}

.info-panel p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.35;
}

.info-close {
  position: sticky;
  top: 0;
  float: right;
  border: 1px solid var(--ui-border);
  border-radius: 7px;
  background: #ffffff;
  font-size: 12px;
  line-height: 1;
  padding: 4px 7px;
  cursor: pointer;
}

.maplibregl-popup-content {
  padding: 10px 11px;
  font-size: 13px;
  line-height: 1.4;
  width: max-content;
  min-width: 0;
  max-width: 390px;
}

.popup-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  white-space: nowrap;
}

.popup-row strong {
  flex: 0 0 auto;
}

@media (max-width: 680px) {
  .map-ui {
    top: 10px;
    left: 10px;
    right: 10px;
    width: auto;
  }

  .info-panel {
    top: 10px;
    left: 10px;
    right: 10px;
    width: auto;
    max-height: 68vh;
  }

  .maplibregl-popup-content {
    width: auto;
    min-width: 0;
    max-width: calc(100vw - 20px);
  }
}