:root {
  color-scheme: light;
  --paper: #f3f1ec;
  --paper-raised: rgba(248, 247, 243, 0.96);
  --ink: #363633;
  --muted: #74736e;
  --line: #aaa9a3;
  --hairline: rgba(54, 54, 51, 0.2);
  --focus: #575750;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
}

button,
a {
  font: inherit;
}

button:focus-visible,
a:focus-visible,
#journey-map:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.map-shell,
.map-stage {
  position: relative;
  width: 100%;
  height: 100%;
}

.map-header {
  position: fixed;
  z-index: 20;
  top: max(20px, env(safe-area-inset-top));
  left: max(22px, env(safe-area-inset-left));
  display: flex;
  align-items: flex-start;
  gap: 28px;
  pointer-events: none;
}

.map-header h1 {
  margin: 2px 0 0;
  font-family: ui-serif, "Noto Serif TC", serif;
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.eyebrow,
.specimen-number {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.15em;
}

.map-controls {
  display: flex;
  gap: 6px;
  padding-top: 2px;
  pointer-events: auto;
}

.map-controls button,
.journey-card__toggle,
#close-detail {
  border: 1px solid var(--hairline);
  background: var(--paper-raised);
  color: var(--ink);
  cursor: pointer;
}

.map-controls button {
  min-width: 34px;
  height: 34px;
  padding: 0 10px;
  border-radius: 0;
}

.map-controls button:hover,
.download-links a:hover {
  background: #dedcd6;
}

#journey-map {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

#journey-map.is-dragging {
  cursor: grabbing;
}

.flight-line {
  fill: none;
  stroke: var(--line);
  stroke-linecap: round;
}

.park-dot {
  stroke: var(--ink);
  cursor: pointer;
}

.park-dot--arrived,
.park-dot--current {
  fill: var(--ink);
}

.park-dot:focus-visible,
.park-dot:hover {
  stroke-width: 3px !important;
}

.label-leader {
  stroke: rgba(54, 54, 51, 0.34);
  stroke-linecap: round;
}

.park-label {
  pointer-events: none;
}

.park-label__name {
  fill: var(--ink);
  font-size: 12px;
  font-weight: 450;
  letter-spacing: 0.01em;
}

.park-label__date {
  fill: var(--muted);
  font-size: 10px;
  letter-spacing: 0.05em;
}

.plane-foreign-object {
  overflow: visible;
  pointer-events: none;
}

.plane-image {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(54, 54, 51, 0.18);
  border-radius: 50%;
  background: var(--paper);
  object-fit: contain;
  box-shadow: 0 2px 7px rgba(54, 54, 51, 0.18);
}

.interaction-hint {
  position: fixed;
  z-index: 10;
  left: max(22px, env(safe-area-inset-left));
  bottom: max(20px, env(safe-area-inset-bottom));
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.04em;
  pointer-events: none;
}

.journey-card {
  position: fixed;
  z-index: 30;
  right: max(22px, env(safe-area-inset-right));
  bottom: max(22px, env(safe-area-inset-bottom));
  width: min(340px, calc(100vw - 44px));
  border: 1px solid var(--hairline);
  background: var(--paper-raised);
  box-shadow: 0 12px 36px rgba(54, 54, 51, 0.1);
  backdrop-filter: blur(8px);
}

.journey-card__toggle {
  display: none;
  width: 100%;
  padding: 12px 14px;
  align-items: center;
  justify-content: space-between;
  border-width: 0 0 1px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.journey-card__content {
  padding: 24px;
}

.journey-card h2 {
  margin: 8px 0 14px;
  font-family: ui-serif, "Noto Serif TC", serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.journey-summary,
.driftgo-note {
  color: #565651;
  font-size: 13px;
  line-height: 1.75;
}

.journey-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 20px 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.journey-stats div {
  padding: 13px 0;
}

.journey-stats div + div {
  padding-left: 14px;
  border-left: 1px solid var(--hairline);
}

.journey-stats dt {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 10px;
}

.journey-stats dd {
  margin: 0;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.05em;
}

.download-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 18px;
  border: 1px solid var(--ink);
}

.download-links a {
  padding: 11px 8px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 650;
  text-align: center;
  text-decoration: none;
}

.download-links a + a {
  border-left: 1px solid var(--ink);
}

.park-detail,
.error-panel {
  position: fixed;
  z-index: 25;
  top: 110px;
  left: max(22px, env(safe-area-inset-left));
  width: min(300px, calc(100vw - 44px));
  padding: 18px;
  border: 1px solid var(--hairline);
  background: var(--paper-raised);
  box-shadow: 0 10px 30px rgba(54, 54, 51, 0.08);
}

#close-detail {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border: 0;
  background: transparent;
  font-size: 20px;
}

.park-detail__district {
  margin: 0 30px 4px 0;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.park-detail h2 {
  margin: 0 30px 12px 0;
  font-size: 17px;
  font-weight: 600;
}

.arrival-entry {
  margin: 8px 0 0;
  color: #5e5d58;
  font-size: 12px;
  line-height: 1.55;
}

.arrival-entry time {
  display: block;
  color: var(--ink);
  font-weight: 650;
}

.arrival-entry a {
  color: var(--ink);
  text-underline-offset: 3px;
}

.error-panel strong {
  font-size: 15px;
}

.error-panel p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 700px) {
  .map-header {
    right: 18px;
    left: 18px;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
  }

  .eyebrow {
    display: none;
  }

  .map-header h1 {
    margin-top: 5px;
    font-size: 16px;
  }

  .map-controls button {
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    font-size: 12px;
  }

  .interaction-hint {
    display: none;
  }

  .journey-card {
    right: 12px;
    bottom: max(12px, env(safe-area-inset-bottom));
    width: min(310px, calc(100vw - 24px));
  }

  .journey-card__toggle {
    display: flex;
  }

  .journey-card.is-collapsed .journey-card__content {
    display: none;
  }

  .journey-card.is-collapsed .journey-card__toggle {
    border-bottom-width: 0;
  }

  .journey-card.is-collapsed .journey-card__toggle span:last-child {
    transform: rotate(180deg);
  }

  .journey-card__content {
    max-height: min(66vh, 520px);
    padding: 17px;
    overflow-y: auto;
  }

  .journey-card h2 {
    font-size: 19px;
  }

  .park-detail,
  .error-panel {
    top: 72px;
    left: 12px;
    width: min(300px, calc(100vw - 24px));
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}