/*
  ClimateScope, Reference client (V2, mock-aligned).
  Single-panel surface with overlay region card, real Japan map, anomaly framing.
  All values reference design-system/tokens.css.
*/

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { color-scheme: light; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* View Transitions: tune the default 250ms crossfade to our motion token so
   the country switch matches the rest of the app's easing. ::view-transition
   pseudo-elements are generated by document.startViewTransition(). */
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: var(--cs-motion-slow);
  animation-timing-function: var(--cs-ease-out-quart);
}

body {
  background: var(--cs-color-canvas);
  color: var(--cs-color-text);
  font-family: var(--cs-font-sans);
  font-size: var(--cs-p-md-size);
  line-height: var(--cs-p-md-line);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Browser-managed widow/orphan handling on long-running prose.
     Headings get text-wrap: balance below, scoped to where it matters. */
  text-wrap: pretty;
}

/* Balanced line breaks for short standalone text — page title, card
   headings, popover headings. The h-tier selectors hit every heading
   level; specific component titles match the same rule for clarity. */
h1, h2, h3, h4, h5, h6,
.region-card-title,
.api-drawer-title,
.region-name {
  text-wrap: balance;
}

/* Skeleton loading state: shimmering placeholder bars while data fetches. */
@keyframes cs-skeleton-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.85; }
}
.skeleton-bar {
  display: inline-block;
  height: 0.9em;
  border-radius: var(--cs-radius-sm);
  background: var(--cs-color-surface-muted);
  animation: cs-skeleton-pulse 1.4s var(--cs-ease-out-quart) infinite;
}
.skeleton-bar.is-wide { width: 80%; }
.skeleton-bar.is-mid  { width: 55%; }
.skeleton-bar.is-narrow { width: 32%; }
@media (prefers-reduced-motion: reduce) {
  .skeleton-bar { animation: none; }
}

/* Error card: replaces metrics body when API fails. */
.region-card-error {
  display: grid;
  gap: var(--cs-space-2);
  padding: var(--cs-space-3);
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-md);
  background: var(--cs-color-surface-muted);
}
.region-card-error-title {
  margin: 0;
  font-size: var(--cs-p-sm-size);
  font-weight: var(--cs-font-weight-semibold);
  color: var(--cs-color-threshold-text);
}
.region-card-error-body {
  margin: var(--cs-space-2) 0 0;
  font-size: var(--cs-p-xs-size);
  color: var(--cs-color-text-muted);
  line-height: var(--cs-p-sm-line);
  font-family: var(--cs-font-mono);
}
.region-card-error-details {
  margin-top: var(--cs-space-2);
  font-size: var(--cs-p-xs-size);
  color: var(--cs-color-text-muted);
}
.region-card-error-details summary {
  cursor: pointer;
  color: var(--cs-color-text-muted);
  font-weight: var(--cs-font-weight-medium);
  font-size: var(--cs-label-sm-size);
  letter-spacing: var(--cs-letter-spacing-label);
  text-transform: uppercase;
}
.region-card-error-details[open] summary { margin-bottom: var(--cs-space-1); }

/* Empty state for the compare table. */
.compare-empty {
  padding: var(--cs-space-6) var(--cs-space-4);
  text-align: center;
  color: var(--cs-color-text-muted);
  font-size: var(--cs-p-sm-size);
}

/* Slim, neutral scrollbar. Firefox + WebKit. */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--cs-color-border-strong) transparent;
}
*::-webkit-scrollbar { width: 1px; height: 1px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: var(--cs-color-border-strong);
  border-radius: var(--cs-radius-full);
}
*::-webkit-scrollbar-thumb:hover { background: var(--cs-slate-400); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--cs-color-primary);
  color: var(--cs-color-primary-contrast);
  font-size: var(--cs-p-sm-size);
  font-weight: var(--cs-font-weight-medium);
  border-radius: var(--cs-radius-md);
  transition: top var(--cs-motion-fast) var(--cs-ease-out-quart);
}
.skip-link:focus-visible { top: 12px; outline: 2px solid var(--cs-color-focus); outline-offset: 2px; }
:focus-visible { outline: 2px solid var(--cs-color-focus); outline-offset: 2px; }
/* SVG paths get an in-shape stroke indicator instead of a bounding-box outline. */
svg :focus { outline: none; }
svg :focus-visible { outline: none; }

.eyebrow {
  font-size: var(--cs-label-md-size);
  line-height: var(--cs-label-md-line);
  letter-spacing: var(--cs-letter-spacing-label);
  font-weight: var(--cs-label-weight);
  text-transform: uppercase;
  color: var(--cs-color-text-muted);
  margin: 0 0 var(--cs-space-2);
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cs-space-6);
  padding: var(--cs-space-6) var(--cs-space-10);
  border-bottom: 1px solid var(--cs-color-border);
  background: var(--cs-color-surface);
  min-height: var(--cs-shell-topbar-height);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--cs-space-3);
  text-decoration: none;
  color: var(--cs-color-text);
}
.brand-mark { width: 28px; height: 28px; color: var(--cs-color-primary); }
.brand-text { font-size: var(--cs-h5-size); font-weight: var(--cs-font-weight-semibold); letter-spacing: var(--cs-letter-spacing-display); }
.topbar-meta {
  margin: 0;
  display: inline-flex;
  align-items: baseline;
  gap: var(--cs-space-2);
  font-size: var(--cs-p-sm-size);
  color: var(--cs-color-text-muted);
}
.topbar-meta-label,
.topbar-meta-value {
  font-family: var(--cs-font-mono);
  font-size: var(--cs-label-md-size);
  letter-spacing: var(--cs-letter-spacing-label);
  text-transform: uppercase;
}
.topbar-meta-sep { color: var(--cs-color-border-strong); }

/* ---------- Main: full-width responsive surface ---------- */
main {
  max-width: none;
  margin: 0;
  padding: 0;
}

.surface {
  background: var(--cs-color-surface);
  border: none;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - var(--cs-shell-topbar-height));
}

/* surface-head removed: redundant title/tagline. Topbar + dropdowns carry the context. */

/* ---------- Controls rows ---------- */
.controls-row {
  display: flex;
  align-items: center;
  gap: var(--cs-space-3);
  padding: var(--cs-space-5) var(--cs-space-10);
  flex-wrap: wrap;
  border-bottom: 1px solid var(--cs-color-border);
}

/* Map-overlaid controls (metric switch + compare toggle), floating over the map */
.map-controls {
  position: absolute;
  top: var(--cs-space-5);
  left: var(--cs-space-10);
  right: var(--cs-space-10);
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cs-space-3);
  pointer-events: none;
}
.map-controls > * { pointer-events: auto; }

.field { display: inline-flex; }
.field select {
  font: inherit;
  font-size: var(--cs-p-sm-size);
  padding: var(--cs-control-padding-input);
  background: var(--cs-color-canvas);
  color: var(--cs-color-text);
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-md);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%2353635A' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
  transition: border-color var(--cs-motion-fast) var(--cs-ease-out-quart);
}
.field select:hover { border-color: var(--cs-slate-500); }
.field select:focus-visible { border-color: transparent; outline: 2px solid var(--cs-color-focus); outline-offset: 0; }
.field select:disabled { background-color: var(--cs-color-surface-muted); color: var(--cs-color-text-muted); cursor: not-allowed; border-color: var(--cs-color-border); }
/* ---------- Place search (controls row) ---------- */
.field-search {
  position: relative;
  width: 320px;
  margin-left: auto;
}
.field-search input[type="search"] {
  width: 100%;
  height: var(--cs-control-height-md);
  padding: 0 var(--cs-space-4) 0 calc(var(--cs-space-4) + 14px + var(--cs-space-2));
  background: var(--cs-color-surface);
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-md);
  color: var(--cs-color-text);
  font: inherit;
  font-size: var(--cs-p-sm-size);
  appearance: none;
  -webkit-appearance: none;
  transition: border-color var(--cs-motion-fast) var(--cs-ease-out-quart);
}
.field-search input::placeholder { color: var(--cs-color-text-muted); }
.field-search input:hover { border-color: var(--cs-slate-500); }
.field-search input:focus-visible {
  border-color: transparent;
  outline: 2px solid var(--cs-color-focus);
  outline-offset: 0;
}
.field-search-icon {
  position: absolute;
  left: var(--cs-space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--cs-color-text-muted);
  pointer-events: none;
}

.search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 320px;
  overflow-y: auto;
  margin: 0;
  padding: var(--cs-space-2) 0;
  list-style: none;
  background: var(--cs-color-surface);
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-md);
  box-shadow: var(--cs-shadow-card);
  z-index: 20;
}
.search-results[hidden] { display: none; }
.search-results-group-label {
  padding: var(--cs-space-1) var(--cs-space-3);
  font-size: var(--cs-label-sm-size);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cs-color-text-muted);
  font-weight: var(--cs-font-weight-medium);
}
.search-results-empty {
  padding: var(--cs-space-2) var(--cs-space-3);
  font-size: var(--cs-p-sm-size);
  color: var(--cs-color-text-muted);
}
.search-result {
  display: flex;
  align-items: baseline;
  gap: var(--cs-space-2);
  padding: var(--cs-space-2) var(--cs-space-3);
  cursor: pointer;
  font-size: var(--cs-p-sm-size);
}
.search-result:hover,
.search-result.is-active { background: var(--cs-color-surface-muted); }
.search-result-name { color: var(--cs-color-text); font-weight: var(--cs-font-weight-medium); }
.search-result-region { color: var(--cs-color-text-muted); font-size: var(--cs-p-xs-size); }
.search-result-pending {
  margin-left: auto;
  font-size: var(--cs-p-xs-size);
  color: var(--cs-color-text-muted);
  font-style: italic;
}

.help-button {
  width: var(--cs-control-height-md);
  height: var(--cs-control-height-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: inherit;
  color: var(--cs-color-text-muted);
  background: transparent;
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-full);
  cursor: pointer;
  transition: background var(--cs-motion-fast), border-color var(--cs-motion-fast), color var(--cs-motion-fast);
}
.help-button:hover { background: var(--cs-color-surface-muted); border-color: var(--cs-color-text); color: var(--cs-color-text); }
.help-button-icon {
  font-size: var(--cs-p-sm-size);
  line-height: 1;
}

/* Help popover: inline glossary anchored to the ? button, replaces the legacy alert().
   Top-layer entry/exit animation uses @starting-style + transition-behavior:
   allow-discrete + the overlay property — the standard platform pattern, no JS. */
.help-popover {
  width: min(360px, calc(100vw - var(--cs-space-10)));
  max-height: calc(100vh - var(--cs-shell-topbar-height) - var(--cs-space-8));
  margin: 0;
  padding: var(--cs-space-5);
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-lg);
  background: var(--cs-color-surface);
  color: var(--cs-color-text);
  box-shadow: var(--cs-shadow-panel);
  position: fixed;
  inset: calc(var(--cs-shell-topbar-height) + var(--cs-space-3)) var(--cs-space-10) auto auto;
  overflow-y: auto;
  opacity: 0;
  transform: scale(0.97) translateY(-4px);
  transform-origin: top right;
  transition:
    opacity var(--cs-motion-medium) var(--cs-ease-out-quart),
    transform var(--cs-motion-medium) var(--cs-ease-out-quart),
    display var(--cs-motion-medium) allow-discrete,
    overlay var(--cs-motion-medium) allow-discrete;
}
.help-popover:popover-open {
  opacity: 1;
  transform: scale(1) translateY(0);
}
@starting-style {
  .help-popover:popover-open {
    opacity: 0;
    transform: scale(0.97) translateY(-4px);
  }
}
.help-popover::backdrop { background: transparent; }
@media (prefers-reduced-motion: reduce) {
  .help-popover {
    transform: none;
    transition-duration: var(--cs-motion-fast);
  }
  .help-popover:popover-open { transform: none; }
  @starting-style {
    .help-popover:popover-open { transform: none; }
  }
}
.help-popover-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--cs-space-4);
  position: sticky;
  top: calc(-1 * var(--cs-space-5));
  margin-top: calc(-1 * var(--cs-space-5));
  padding-top: var(--cs-space-5);
  background: var(--cs-color-surface);
  z-index: 1;
}
.help-popover-head h2 {
  margin: 0;
  font-size: var(--cs-h6-size);
  font-weight: var(--cs-font-weight-semibold);
  letter-spacing: var(--cs-letter-spacing-snug);
}
.help-popover-close {
  font: inherit;
  font-size: var(--cs-p-md-size);
  width: var(--cs-control-height-md);
  height: var(--cs-control-height-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--cs-color-text-muted);
  border: none;
  border-radius: var(--cs-radius-sm);
  cursor: pointer;
}
.help-popover-close:hover { color: var(--cs-color-text); background: var(--cs-color-surface-muted); }
.help-popover-list {
  margin: 0;
  display: grid;
  gap: var(--cs-space-4);
  font-size: var(--cs-p-sm-size);
  line-height: var(--cs-p-sm-line);
}
.help-popover-list dt {
  font-weight: var(--cs-font-weight-semibold);
  color: var(--cs-color-text);
  margin-bottom: 2px;
}
.help-popover-list dd {
  margin: 0;
  color: var(--cs-color-text-muted);
}

/* Segmented metric switch */
.metric-switch {
  display: inline-flex;
  margin: 0;
  padding: 3px;
  gap: 2px;
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-md);
  background: var(--cs-color-surface);
  box-shadow: var(--cs-shadow-control);
}
.metric-switch legend { display: none; }
.metric-switch label { position: relative; cursor: pointer; }
.metric-switch input {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0; cursor: pointer; margin: 0;
}
.metric-switch label span {
  display: inline-block;
  padding: var(--cs-control-padding-lg);
  border-radius: var(--cs-radius-sm);
  font-size: var(--cs-p-sm-size);
  font-weight: var(--cs-font-weight-medium);
  color: var(--cs-color-text-muted);
  transition: background var(--cs-motion-fast) var(--cs-ease-out-quart), color var(--cs-motion-fast);
}
.metric-switch label:hover span { color: var(--cs-color-text); }
.metric-switch input:checked + span { background: var(--cs-color-primary); color: var(--cs-color-primary-contrast); }
.metric-switch input:focus-visible + span { outline: 2px solid var(--cs-color-focus); outline-offset: 1px; }

/* Map legend: tiny 5-bucket scale paired with the visible metric.
   Lives in the .map-controls row so it sits next to the metric switch. */
.map-legend {
  display: inline-flex;
  align-items: center;
  gap: var(--cs-space-2);
  margin-left: auto;
  padding: var(--cs-space-1) var(--cs-space-3);
  background: var(--cs-color-surface);
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-md);
  box-shadow: var(--cs-shadow-control);
}
.map-legend-label {
  font-family: var(--cs-font-mono);
  font-size: var(--cs-label-xs-size);
  letter-spacing: var(--cs-letter-spacing-label);
  text-transform: uppercase;
  color: var(--cs-color-text-muted);
}
.map-legend-bars {
  display: inline-flex;
  gap: 1px;
}
.map-legend-bar {
  width: 14px;
  height: 10px;
  border-radius: 1px;
  background: var(--cs-color-secondary-soft); /* default; JS updates per metric */
}

/* Compare regions toggle */
.compare-toggle {
  font: inherit;
  font-size: var(--cs-p-sm-size);
  font-weight: var(--cs-font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--cs-space-2);
  padding: var(--cs-control-padding-md);
  background: var(--cs-color-surface);
  color: var(--cs-color-text);
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-md);
  cursor: pointer;
  margin-left: auto;
  box-shadow: var(--cs-shadow-control);
  transition: background var(--cs-motion-fast), border-color var(--cs-motion-fast);
}
.compare-toggle:hover { background: var(--cs-color-surface-muted); }

/* ---------- Map area: card overlays the left, SVG occupies the right portion so Japan centers in free space ---------- */
.map-area {
  position: relative;
  flex: 0 0 auto;
  height: clamp(var(--cs-shell-map-height-min), 62vh, var(--cs-shell-map-height-max));
  background: var(--cs-color-canvas);
  overflow: hidden;
}
/* The card overlays the left side of the map-area. We push the SVG's left edge
   past the card so xMidYMid meet centers the map shape in the free space to
   the right of the card, instead of sitting under it. */
.region-map {
  position: absolute;
  top: 0;
  left: calc(var(--cs-space-10) + var(--cs-shell-card-width) + var(--cs-space-4));
  display: block;
  width: calc(100% - var(--cs-space-10) - var(--cs-shell-card-width) - var(--cs-space-4));
  height: 100%;
}
.territory-shape {
  fill: none;
  stroke: var(--cs-color-border-strong);
  stroke-width: 0.8;
  stroke-dasharray: 5 4;
  stroke-linejoin: round;
  opacity: 0.72;
  pointer-events: none;
}
.region-shape {
  fill: var(--cs-color-secondary-soft);
  stroke: var(--cs-color-surface);
  stroke-width: 0.6;
  stroke-linejoin: round;
  cursor: pointer;
  will-change: fill, stroke-width;
  transition: fill var(--cs-motion-medium) var(--cs-ease-out-quart), stroke var(--cs-motion-fast), stroke-width var(--cs-motion-fast);
}
.region-shape:hover {
  stroke: var(--cs-color-primary);
  stroke-width: 1;
}
.region-shape:focus,
.region-shape:focus-visible {
  outline: none !important;
  stroke: var(--cs-color-primary);
  stroke-width: 1.4;
}
.region-shape.is-selected {
  stroke: var(--cs-color-primary);
  stroke-width: 1.4;
  filter: drop-shadow(var(--cs-shadow-selected));
}
/* Selection ring overlay: painted last and non-interactive, so the dark
   stroke on the selected region isn't overdrawn by later siblings without
   shifting the focusable region paths' tab order. */
.selection-overlay {
  fill: none;
  stroke: var(--cs-color-primary);
  stroke-width: 1.4;
  stroke-linejoin: round;
  pointer-events: none;
}
/* Compass rose: a small atlas charm anchored to the map's lower-left.
   Static, decorative, never competes with data. */
.region-label {
  font-family: var(--cs-font-sans);
  font-size: var(--cs-label-sm-size);
  font-weight: var(--cs-font-weight-medium);
  fill: var(--cs-color-text);
  text-anchor: middle;
  pointer-events: none;
  user-select: none;
}
.region-label.is-on-dark { fill: var(--cs-color-primary-contrast); }

/* ---------- Overlaid region card ---------- */
.region-card {
  position: absolute;
  top: calc(var(--cs-space-5) + 40px + var(--cs-space-8)); /* segment height + generous breathing room above card */
  left: var(--cs-space-10);
  width: var(--cs-shell-card-width);
  background: var(--cs-color-surface);
  border: 1px solid var(--cs-color-border);
  border-radius: var(--cs-radius-lg);
  padding: var(--cs-space-5) var(--cs-space-4) var(--cs-space-4);
  display: flex;
  flex-direction: column;
  gap: var(--cs-space-4);
  z-index: 5;
  box-shadow: var(--cs-shadow-card);
  font-size: var(--cs-p-sm-size);
}
/* Type hierarchy inside the card, anchored to the mock:
   value (h3) > region name (h4) > qualifier (p-sm) > label (label-sm) > sub (p-xs).
   Numbers get tabular-nums; qualifiers stay normal-weight to keep numbers dominant. */
.region-card-name {
  margin: 0 0 4px;
  font-size: var(--cs-h3-size);
  line-height: var(--cs-h3-line);
  letter-spacing: var(--cs-letter-spacing-tight);
  font-weight: var(--cs-font-weight-semibold);
}
.region-card-fullname {
  margin: 0 0 4px;
  font-size: var(--cs-p-sm-size);
  line-height: var(--cs-p-sm-line);
  color: var(--cs-color-text-muted);
  font-weight: var(--cs-font-weight-normal);
}
.region-card-fullname:empty { display: none; }
.region-card-sub {
  margin: 0;
  font-size: var(--cs-p-xs-size);
  line-height: var(--cs-p-xs-line);
  color: var(--cs-color-text-muted);
}
.region-card-divider {
  margin: 0;
  border: none;
  border-top: 1px solid var(--cs-color-border);
}
.region-card-metrics {
  display: grid;
  gap: var(--cs-space-3);
}
/* Atlas-style caption: notable places overlay anchored to the bottom-right of
   the map area. Reads like a printed-atlas index entry. Numbered rows with
   row dividers; no panel chrome, whitespace is the boundary. Per Codex's
   2026-05-18 UI mock. */
.map-places {
  position: absolute;
  /* Clear the zoom controls (right + bottom) by offsetting right past them. */
  right: calc(var(--cs-space-5) + var(--cs-control-height-md) + var(--cs-space-4));
  bottom: var(--cs-space-5);
  width: 240px;
  z-index: 4;
  pointer-events: none;
}
.map-places-label {
  margin: 0;
  padding-bottom: var(--cs-space-2);
  border-bottom: 1px solid var(--cs-color-border);
  font-size: var(--cs-label-xs-size);
  line-height: var(--cs-label-xs-line);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cs-color-text-muted);
  font-weight: var(--cs-font-weight-medium);
  text-align: left;
}
.map-places-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.map-places-list li {
  display: grid;
  grid-template-columns: 20px 1fr;
  align-items: baseline;
  gap: var(--cs-space-3);
  padding: var(--cs-space-2) 0;
  border-bottom: 1px solid var(--cs-color-border);
  line-height: var(--cs-p-xs-line);
}
.map-places-list li:last-child { border-bottom: none; }
.map-places-item-index {
  font-size: var(--cs-label-xs-size);
  font-weight: var(--cs-font-weight-normal);
  letter-spacing: 0.04em;
  color: var(--cs-color-text-muted);
  font-variant-numeric: tabular-nums;
}
.map-places-item-name {
  font-size: var(--cs-p-xs-size);
  font-weight: var(--cs-font-weight-medium);
  color: var(--cs-color-text);
}
.metric-block {
  display: grid;
  gap: 2px;
}
.metric-block-label {
  font-size: var(--cs-label-sm-size);
  line-height: var(--cs-label-sm-line);
  color: var(--cs-color-text-muted);
  font-weight: var(--cs-font-weight-medium);
}
.metric-block-value {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-size: var(--cs-h5-size);
  line-height: 1.1;
  letter-spacing: var(--cs-letter-spacing-display);
  font-weight: var(--cs-font-weight-semibold);
  color: var(--cs-color-text);
  font-variant-numeric: tabular-nums;
}
/* First metric block is the headline (Overall Score), set apart by scale. */
.metric-block:first-child .metric-block-value {
  font-size: var(--cs-h2-size);
  letter-spacing: var(--cs-letter-spacing-tight);
  font-weight: var(--cs-font-weight-bold);
  gap: 8px;
}
.metric-block-value .metric-qualifier {
  font-size: var(--cs-p-sm-size);
  font-weight: var(--cs-font-weight-normal);
  color: var(--cs-color-text-muted);
  letter-spacing: 0;
}
/* Secondary detail line under a metric value (e.g., "5 rainy days · 1 heavy" beneath the precipitation delta). */
.metric-block-detail {
  display: block;
  margin-top: 2px;
  font-size: var(--cs-p-xs-size);
  line-height: var(--cs-p-xs-line);
  color: var(--cs-color-text-muted);
  font-variant-numeric: tabular-nums;
}

.metric-block-value.tone-good { color: var(--cs-color-primary); }
.metric-block-value.tone-good .metric-qualifier { color: var(--cs-color-primary); }
.metric-block-value.tone-rain { color: var(--cs-color-precipitation-text); }
.metric-block-value.tone-rain .metric-qualifier { color: var(--cs-color-precipitation-text); }
.metric-block-value.tone-caution { color: var(--cs-color-threshold-text); }
.metric-block-value.tone-caution .metric-qualifier { color: var(--cs-color-threshold-text); }

/* ---------- Zoom controls ---------- */
.zoom-controls {
  position: absolute;
  right: var(--cs-space-5);
  bottom: var(--cs-space-5);
  display: flex;
  flex-direction: column;
  gap: 1px;
  z-index: 4;
  border-radius: var(--cs-radius-sm);
  overflow: hidden;
  border: 1px solid var(--cs-color-border-strong);
}
.zoom-controls button {
  font: inherit;
  font-size: var(--cs-p-md-size);
  width: var(--cs-control-height-md);
  height: var(--cs-control-height-md);
  background: var(--cs-color-canvas);
  color: var(--cs-color-text);
  border: none;
  cursor: pointer;
  transition: background var(--cs-motion-fast);
}
.zoom-controls button:hover { background: var(--cs-color-surface-muted); }

/* ---------- Compare panel (collapsible) ---------- */
.compare-panel {
  padding: var(--cs-space-6) var(--cs-space-10);
  border-top: 1px solid var(--cs-color-border);
  background: var(--cs-color-surface);
  position: relative;
}
.compare-head { margin-bottom: var(--cs-space-4); }
.compare-title {
  margin: 0;
  font-size: var(--cs-p-md-size);
  font-weight: var(--cs-font-weight-semibold);
}
.compare-table-wrap { overflow-x: auto; }
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--cs-p-sm-size);
}
.compare-table th {
  text-align: left;
  font-family: var(--cs-font-mono);
  font-size: var(--cs-label-sm-size);
  letter-spacing: var(--cs-letter-spacing-label);
  text-transform: uppercase;
  font-weight: var(--cs-font-weight-medium);
  color: var(--cs-color-text-muted);
  padding: var(--cs-space-2) var(--cs-space-3);
  border-bottom: 1px solid var(--cs-color-border);
}
.compare-table td {
  padding: var(--cs-space-3);
  border-bottom: 1px solid var(--cs-color-border);
  vertical-align: middle;
  font-variant-numeric: tabular-nums;
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tbody tr {
  cursor: pointer;
  transition: background var(--cs-motion-fast);
}
.compare-table tbody tr:hover td { background: var(--cs-color-surface-muted); }
.compare-table tbody tr:focus-visible { outline: 2px solid var(--cs-color-focus); outline-offset: -2px; }
.compare-table .col-num { text-align: right; }
.compare-table .col-region { font-weight: var(--cs-font-weight-medium); color: var(--cs-color-text); }
.compare-table .col-action { width: var(--cs-control-height-md); text-align: right; }
.compare-table tr.is-selected td { background: color-mix(in oklch, var(--cs-color-secondary) 14%, var(--cs-color-surface)); }
.compare-cell-pos { color: var(--cs-color-threshold-text); }
.compare-cell-neg { color: var(--cs-color-precipitation-text); }
.compare-remove {
  font: inherit;
  width: var(--cs-control-height-md); height: var(--cs-control-height-md);
  background: transparent;
  color: var(--cs-color-text-muted);
  border: none;
  border-radius: var(--cs-radius-sm);
  cursor: pointer;
  font-size: var(--cs-p-md-size);
  line-height: 1;
  transition: background var(--cs-motion-fast), color var(--cs-motion-fast);
}
.compare-remove:hover { background: var(--cs-color-surface-muted); color: var(--cs-color-text); }

.compare-add {
  font: inherit;
  font-size: var(--cs-p-sm-size);
  font-weight: var(--cs-font-weight-medium);
  margin-top: var(--cs-space-3);
  width: 100%;
  padding: var(--cs-space-3) var(--cs-space-4);
  background: transparent;
  color: var(--cs-color-text-muted);
  border: 1px dashed var(--cs-color-border-strong);
  border-radius: var(--cs-radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--cs-space-2);
  transition: background var(--cs-motion-fast), color var(--cs-motion-fast), border-color var(--cs-motion-fast);
}
.compare-add:hover { background: var(--cs-color-surface-muted); color: var(--cs-color-text); border-color: var(--cs-color-text); }
.compare-add[disabled] { opacity: 0.5; cursor: not-allowed; }

/* Native popover. Override UA defaults (centered margin, 1em padding); anchor
   coordinates are set inline by app.js before each open. Animated via
   @starting-style + transition-behavior: allow-discrete so the exit plays. */
.compare-add-menu {
  position: fixed;
  inset: auto;
  margin: 0;
  list-style: none;
  padding: var(--cs-space-2);
  background: var(--cs-color-surface);
  color: var(--cs-color-text);
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-md);
  box-shadow: var(--cs-shadow-lift);
  max-height: 240px;
  overflow-y: auto;
  transform-origin: top left;
  opacity: 0;
  transform: translateY(-4px);
  transition:
    opacity 180ms var(--cs-ease-out-quart),
    transform 180ms var(--cs-ease-out-quart),
    display 180ms allow-discrete,
    overlay 180ms allow-discrete;
}
.compare-add-menu:popover-open {
  opacity: 1;
  transform: translateY(0);
}
@starting-style {
  .compare-add-menu:popover-open {
    opacity: 0;
    transform: translateY(-4px);
  }
}
.compare-add-menu::backdrop { background: transparent; }
@media (prefers-reduced-motion: reduce) {
  .compare-add-menu { transform: none; transition-duration: 80ms; }
  .compare-add-menu:popover-open { transform: none; }
  @starting-style {
    .compare-add-menu:popover-open { transform: none; }
  }
}
.compare-add-menu li {
  padding: var(--cs-space-2) var(--cs-space-3);
  font-size: var(--cs-p-sm-size);
  cursor: pointer;
  border-radius: var(--cs-radius-sm);
  transition: background var(--cs-motion-fast);
}
.compare-add-menu li:hover { background: var(--cs-color-surface-muted); }

/* ---------- Source strip (single, global) ---------- */
/* Matches page canvas color so the strip reads as a footer to the cream background. */
.source-strip {
  display: flex;
  align-items: center;
  gap: var(--cs-space-4);
  padding: var(--cs-space-4) var(--cs-space-10);
  background: var(--cs-color-canvas);
  border-top: 1px solid var(--cs-color-border);
  font-size: var(--cs-label-md-size);
  color: var(--cs-color-text-muted);
}
.source-dot {
  width: var(--cs-space-2);
  height: var(--cs-space-2);
  border-radius: var(--cs-radius-full);
  background: var(--cs-color-primary);
  flex-shrink: 0;
}
.source-text {
  flex: 1;
  min-width: 0;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--cs-space-2);
}
.source-status { font-variant-numeric: tabular-nums; }
.source-sep { color: var(--cs-color-border-strong); }
.source-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--cs-color-border-strong);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
  transition: color var(--cs-motion-fast), text-decoration-color var(--cs-motion-fast);
}
.source-link:hover {
  color: var(--cs-color-text);
  text-decoration-color: var(--cs-color-text);
}
.source-link:focus-visible {
  outline: 2px solid var(--cs-color-focus);
  outline-offset: 2px;
  border-radius: var(--cs-radius-sm);
}
.source-view {
  font: inherit;
  font-size: var(--cs-label-md-size);
  font-weight: var(--cs-font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--cs-space-3);
  padding: var(--cs-control-padding-sm);
  white-space: nowrap;
  background: transparent;
  color: var(--cs-color-text);
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-sm);
  cursor: pointer;
  transition: background var(--cs-motion-fast), border-color var(--cs-motion-fast);
}
.source-view:hover { background: var(--cs-color-canvas); border-color: var(--cs-color-text); }
.source-code {
  display: inline-block;
  margin-left: var(--cs-space-1);
  padding-left: var(--cs-space-1);
  border-left: 1px solid var(--cs-color-border);
  font-family: var(--cs-font-mono);
  font-size: var(--cs-label-sm-size);
  color: var(--cs-color-text-muted);
}

/* ---------- API drawer: native <dialog>, slides in from the right ----------
   Override UA defaults (centered, fit-content, padding 1em) to anchor right-
   edge and fill the viewport. Entry/exit uses @starting-style + allow-discrete
   on display + overlay so the slide-out plays before display: none kicks in.

   Polish layer (Vaul/iOS-sheet feel):
   - Decelerating cubic curve (more refined than ease-out-quart)
   - 420ms duration — sheets feel luxurious slow
   - body :has(dialog[open]) scales the underlying app inward, the
     signature "we're in a separate layer" hint
   - Soft drop shadow on the drawer's content-side edge
   - Rounded inner corners (top-left, bottom-left) only — the side
     touching the rest of the app */
.api-drawer {
  --cs-drawer-ease: cubic-bezier(0.32, 0.72, 0, 1);
  --cs-drawer-duration: 420ms;
  position: fixed;
  inset: 0 0 0 auto;
  margin: 0;
  width: min(var(--cs-shell-drawer-width), 100%);
  max-width: none;
  height: 100vh;
  max-height: none;
  padding: 0;
  background: var(--cs-color-surface);
  color: var(--cs-color-text);
  border: none;
  border-radius: var(--cs-radius-lg) 0 0 var(--cs-radius-lg);
  box-shadow:
    -20px 0 40px -12px rgb(0 0 0 / 0.16),
    -1px 0 0 0 var(--cs-color-border);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition:
    transform var(--cs-drawer-duration) var(--cs-drawer-ease),
    display var(--cs-drawer-duration) allow-discrete,
    overlay var(--cs-drawer-duration) allow-discrete;
}
.api-drawer[open] {
  transform: translateX(0);
}
@starting-style {
  .api-drawer[open] {
    transform: translateX(100%);
  }
}
.api-drawer::backdrop {
  background: rgb(0 0 0 / 0.32);
  transition: background calc(var(--cs-drawer-duration) * 0.7) var(--cs-drawer-ease);
}
@starting-style {
  .api-drawer[open]::backdrop {
    background: rgb(0 0 0 / 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .api-drawer { transform: none; transition-duration: var(--cs-motion-fast); }
  .api-drawer[open] { transform: none; }
  @starting-style {
    .api-drawer[open] { transform: none; }
  }
}
.api-drawer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--cs-space-4);
  padding: var(--cs-space-6) var(--cs-space-6) var(--cs-space-4);
  border-bottom: 1px solid var(--cs-color-border);
}
.api-drawer-title {
  margin: 0;
  font-size: var(--cs-h4-size);
  line-height: var(--cs-h4-line);
  font-weight: var(--cs-font-weight-semibold);
}
.api-drawer-head .eyebrow { margin-bottom: var(--cs-space-2); }
.api-drawer-sub { margin: var(--cs-space-2) 0 0; font-size: var(--cs-p-sm-size); }
.api-drawer-sub code {
  font-family: var(--cs-font-mono);
  font-size: var(--cs-p-xs-size);
  background: var(--cs-color-surface-muted);
  padding: 2px var(--cs-space-2);
  border-radius: var(--cs-radius-sm);
  color: var(--cs-color-text);
}
.api-drawer-meta { display: inline-block; margin-left: var(--cs-space-2); color: var(--cs-color-text-muted); font-size: var(--cs-label-md-size); font-variant-numeric: tabular-nums; }
.api-drawer-close {
  font: inherit;
  font-size: var(--cs-h3-size);
  line-height: 1;
  width: var(--cs-control-height-md); height: var(--cs-control-height-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--cs-color-text-muted);
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-md);
  cursor: pointer;
  transition: background var(--cs-motion-fast), color var(--cs-motion-fast);
}
.api-drawer-close:hover { background: var(--cs-color-surface-muted); color: var(--cs-color-text); }
.api-drawer-actions {
  display: inline-flex;
  align-items: center;
  gap: var(--cs-space-2);
}
.api-drawer-copy {
  font: inherit;
  font-size: var(--cs-label-md-size);
  font-weight: var(--cs-font-weight-medium);
  padding: var(--cs-control-padding-sm);
  background: transparent;
  color: var(--cs-color-text);
  border: 1px solid var(--cs-color-border-strong);
  border-radius: var(--cs-radius-md);
  cursor: pointer;
  transition: background var(--cs-motion-fast), border-color var(--cs-motion-fast);
}
.api-drawer-copy:hover { background: var(--cs-color-surface-muted); }
.api-drawer-copy[data-copied="true"] {
  color: var(--cs-color-primary);
  border-color: var(--cs-color-primary);
}
/* URL inside the drawer is a real hyperlink. */
.api-drawer-sub code a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--cs-color-border-strong);
  text-underline-offset: 0.18em;
}
.api-drawer-sub code a:hover { text-decoration-color: var(--cs-color-text); }
.api-drawer-body {
  margin: 0;
  padding: var(--cs-space-5) var(--cs-space-6) var(--cs-space-6);
  overflow: auto;
  flex: 1;
  background: var(--cs-color-canvas);
}
.api-drawer-body code {
  font-family: var(--cs-font-mono);
  font-size: var(--cs-p-xs-size);
  line-height: 1.55;
  color: var(--cs-color-text);
  white-space: pre;
  display: block;
}

/* ---------- Responsive ---------- */
/* Large tablet: tighten gutters and shell padding before the card compacts.
   Also push the absolute map-controls past the now-compact card. */
@media (max-width: 960px) {
  .topbar { padding: var(--cs-space-3) var(--cs-space-5); }
  .surface-head, .controls-row, .compare-panel, .source-strip {
    padding-left: var(--cs-space-5);
    padding-right: var(--cs-space-5);
  }
  .map-area { min-height: var(--cs-shell-map-height-min); }
  .region-card {
    width: var(--cs-shell-card-width-compact);
    top: var(--cs-space-4);
    left: var(--cs-space-5);
    padding: var(--cs-space-4);
  }
  .region-map {
    inset: 0 0 0 calc(var(--cs-space-5) + var(--cs-shell-card-width-compact) + var(--cs-space-3));
  }
  .map-controls {
    left: calc(var(--cs-space-5) + var(--cs-shell-card-width-compact) + var(--cs-space-3));
    right: var(--cs-space-5);
  }
  .controls-row { gap: var(--cs-space-3); }
}

/* Small tablet / landscape phone: shorter map so the card and table still
   share screen; map-controls clear the 200px card. */
@media (max-width: 800px) {
  .map-area { height: clamp(480px, 56vh, 560px); }
  .region-card { width: 200px; padding: var(--cs-space-3); }
  .region-map {
    inset: 0 0 0 calc(var(--cs-space-5) + 200px + var(--cs-space-3));
  }
  .map-controls {
    left: calc(var(--cs-space-5) + 200px + var(--cs-space-3));
    right: var(--cs-space-5);
  }
  .compare-table .col-num { padding-left: var(--cs-space-2); padding-right: var(--cs-space-2); }
}

/* Phone: convert the map-area to a flow column. All map children stack:
   metric switch + legend, card, map, notable places. Native pinch-zoom
   replaces the +/-/° controls. */
@media (max-width: 640px) {
  .topbar { gap: var(--cs-space-3); }
  .topbar-meta-label, .topbar-meta-sep { display: none; }
  .map-area {
    position: relative;
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 0;
    overflow: visible;
    padding: var(--cs-space-4) var(--cs-space-5);
    gap: var(--cs-space-4);
  }
  .map-controls {
    position: static;
    left: auto;
    right: auto;
    top: auto;
    flex-wrap: wrap;
    gap: var(--cs-space-3);
  }
  .region-card {
    position: static;
    width: 100%;
    margin: 0;
  }
  .region-map {
    position: static;
    inset: auto;
    width: 100%;
    height: 320px;
  }
  .map-places {
    position: static;
    right: auto;
    bottom: auto;
    width: 100%;
    margin-left: 0;
  }
  .zoom-controls { display: none; }
  .controls-row { flex-wrap: wrap; }
  .field-search { flex: 1 1 100%; width: auto; margin-left: 0; }
  .help-button { margin-left: 0; }
  .compare-table { min-width: 540px; }
  .api-drawer { width: 100%; }
}

/* Short landscape (e.g. phone in landscape): force the map-area into the
   phone column layout regardless of width so the map doesn't claim 540px
   minimum height on a 360px-tall viewport. */
@media (max-height: 500px) and (orientation: landscape) {
  .map-area {
    position: relative;
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 0;
    overflow: visible;
    padding: var(--cs-space-3) var(--cs-space-5);
    gap: var(--cs-space-3);
  }
  .map-controls { position: static; left: auto; right: auto; top: auto; flex-wrap: wrap; }
  .region-card { position: static; width: 100%; margin: 0; }
  .region-map { position: static; inset: auto; width: 100%; height: 280px; }
  .map-places { position: static; right: auto; bottom: auto; width: 100%; margin-left: 0; }
  .zoom-controls { display: none; }
}