:root {
  color-scheme: light dark;
  --chrome-bg: rgba(255, 255, 255, 0.92);
  --chrome-text: #172033;
  --muted-text: #5d6678;
  --border: rgba(23, 32, 51, 0.14);
  --shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
  --primary: #0f6ddf;
  --primary-strong: #084a9c;
  --foot: #15803d;
  --danger: #b42318;
  --warning: #8a5b00;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --chrome-bg: rgba(22, 27, 34, 0.94);
    --chrome-text: #f1f5f9;
    --muted-text: #aab4c2;
    --border: rgba(241, 245, 249, 0.16);
    --shadow: 0 12px 32px rgba(0, 0, 0, 0.38);
    --primary: #55a3ff;
    --primary-strong: #93c5fd;
    --foot: #4ade80;
    --danger: #ffb4a9;
    --warning: #ffd166;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #d9e3ea;
  color: var(--chrome-text);
}

button {
  font: inherit;
}

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

.top-chrome {
  position: fixed;
  top: calc(12px + var(--safe-top));
  left: 12px;
  right: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
  z-index: 4;
}

.icon-button,
.mode-toggle button {
  min-width: 48px;
  min-height: 48px;
  border: 1px solid var(--border);
  color: var(--chrome-text);
  background: var(--chrome-bg);
  box-shadow: var(--shadow);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.icon-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 8px;
  pointer-events: auto;
}

.locate-button.is-active {
  color: #ffffff;
  background: var(--primary);
  border-color: transparent;
}

.locate-icon {
  position: relative;
  width: 21px;
  height: 21px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.locate-icon::before,
.locate-icon::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.locate-icon::before {
  left: 50%;
  top: -7px;
  width: 2px;
  height: 33px;
  transform: translateX(-50%);
}

.locate-icon::after {
  left: -7px;
  top: 50%;
  width: 33px;
  height: 2px;
  transform: translateY(-50%);
}

.status-chip {
  max-width: min(72vw, 360px);
  min-height: 40px;
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--chrome-bg);
  box-shadow: var(--shadow);
  color: var(--chrome-text);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.2;
  pointer-events: none;
}

.status-chip.is-error {
  color: var(--danger);
}

.status-chip.is-stale {
  color: var(--warning);
}

.message {
  position: fixed;
  top: calc(70px + var(--safe-top));
  left: 12px;
  right: 12px;
  z-index: 4;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  background: var(--chrome-bg);
  box-shadow: var(--shadow);
  color: var(--chrome-text);
  font-size: 14px;
  line-height: 1.35;
}

.message[data-level="error"] {
  border-left-color: var(--danger);
}

.message[data-level="warning"] {
  border-left-color: var(--warning);
}

.route-card {
  position: fixed;
  left: 10px;
  right: 10px;
  bottom: calc(10px + var(--safe-bottom));
  z-index: 4;
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--chrome-bg);
  box-shadow: var(--shadow);
}

.route-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.route-kicker {
  margin: 0 0 3px;
  color: var(--muted-text);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

.route-header h1 {
  margin: 0;
  color: var(--chrome-text);
  font-size: 18px;
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.clear-button span,
.clear-button span::before {
  position: absolute;
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: rotate(45deg);
}

.clear-button span::before {
  content: "";
  transform: rotate(90deg);
}

.route-summary {
  color: var(--chrome-text);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

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

.mode-toggle button {
  border-radius: 8px;
  font-weight: 760;
}

.mode-toggle button[aria-pressed="true"] {
  color: #ffffff;
  background: var(--primary);
  border-color: transparent;
}

#footModeButton[aria-pressed="true"] {
  background: var(--foot);
}

.route-error {
  color: var(--danger);
  font-size: 14px;
  line-height: 1.35;
}

.user-marker {
  --heading: 0deg;
  position: relative;
  width: 30px;
  height: 30px;
}

.user-dot {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 18px;
  border: 3px solid #ffffff;
  border-radius: 50%;
  background: #1d72f3;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.35);
  transform: translate(-50%, -50%);
}

.user-heading {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 18px solid #1d72f3;
  filter: drop-shadow(0 1px 2px rgba(15, 23, 42, 0.35));
  opacity: 0;
  transform: translate(-50%, -95%) rotate(var(--heading));
  transform-origin: 50% 95%;
}

.user-marker.has-heading .user-heading {
  opacity: 1;
}

.destination-marker {
  width: 28px;
  height: 28px;
  border: 3px solid #ffffff;
  border-radius: 50% 50% 50% 0;
  background: #e11d48;
  box-shadow: 0 3px 10px rgba(15, 23, 42, 0.35);
  transform: rotate(-45deg);
}

.destination-marker::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffffff;
  transform: translate(-50%, -50%);
}

.maplibregl-ctrl-attrib {
  font-size: 11px;
}

@media (min-width: 720px) {
  .top-chrome {
    left: 18px;
    right: auto;
  }

  .route-card {
    left: 18px;
    right: auto;
    width: min(420px, calc(100vw - 36px));
    bottom: 18px;
  }

  .message {
    left: 18px;
    right: auto;
    width: min(420px, calc(100vw - 36px));
  }
}