/* Right Turn Route PoC – Mobile-first responsive */

/* Light theme (default) – readable in daylight / Texas sun */
:root,
[data-theme="light"] {
  --bg: #f0f2f5;
  --surface: #ffffff;
  --surface-hover: #e8eaed;
  --text: #1a1a1a;
  --text-muted: #5f6368;
  --accent: #0969da;
  --accent-dim: rgba(9, 105, 218, 0.15);
  --success: #1a7f37;
  --warning: #9a6700;
  --danger: #cf222e;
  --radius: 10px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --border: rgba(0, 0, 0, 0.08);
  --border-input: rgba(0, 0, 0, 0.2);
}

/* Dark theme – optional for night driving */
[data-theme="dark"] {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface-hover: #243044;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-dim: #388bfd66;
  --success: #3fb950;
  --warning: #d29922;
  --danger: #f85149;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  --border: rgba(255, 255, 255, 0.06);
  --border-input: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  height: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

/* After a route loads: lock the shell to the viewport so the map can use all leftover space */
.app.has-results {
  height: 100vh;
  height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  overflow: hidden;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.app.has-results .header {
  padding: 0.65rem 1rem;
  flex-shrink: 0;
}

.app.has-results .header h1 {
  font-size: 1.2rem;
}

.app.has-results .tagline {
  font-size: 0.8rem;
}

.app.has-results .search-panel {
  padding: 0.65rem 1rem;
  flex-shrink: 0;
}

.app.has-results .status {
  flex-shrink: 0;
  padding: 0.35rem 1rem;
}

/* Header */
.header {
  padding: 1rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.header h1 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 600;
}

.tagline {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-theme {
  flex-shrink: 0;
  padding: 0.4rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg);
  border: 1px solid var(--border-input);
  border-radius: var(--radius);
  cursor: pointer;
}

.btn-theme:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

/* Search panel */
.search-panel {
  padding: 1rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.input-group {
  margin-bottom: 0.75rem;
}

.input-group label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.input-group input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-size: 1rem;
  border: 1px solid var(--border-input);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

.input-group input::placeholder {
  color: var(--text-muted);
}

.input-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}

.btn-primary {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--bg);
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  margin-top: 0.5rem;
}

.btn-primary:hover {
  filter: brightness(1.08);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Results panel */
.results-panel {
  padding: 1rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

/* Route stats + toggles: scroll when tall; map keeps the rest of the viewport */
.results-chrome {
  flex-shrink: 0;
}

.app.has-results .results-panel {
  flex: 1 1 0;
  min-height: 0;
  overflow: hidden;
  padding: 0.5rem 0 0;
  border-bottom: none;
}

.app.has-results .results-chrome {
  padding: 0 1rem;
  overflow-x: hidden;
}

.app.has-results.view-map .results-chrome {
  flex: 0 1 auto;
  max-height: min(32vh, 300px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.app.has-results.view-list .results-chrome {
  padding: 0 1rem;
}

.results-panel[aria-hidden="true"] {
  display: none;
}

.route-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.app.has-results .route-cards {
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.app.has-results .comparison {
  margin-bottom: 0.65rem;
}

.app.has-results .view-toggle {
  margin-top: 0.5rem;
}

.route-card {
  padding: 0.85rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.route-card.highlight {
  border-color: var(--accent-dim);
  background: var(--accent-dim);
}

.route-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.route-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.safety-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
}

.safety-badge.a { background: rgba(26, 127, 55, 0.2); color: var(--success); }
.safety-badge.b { background: rgba(26, 127, 55, 0.15); color: var(--success); }
.safety-badge.c { background: rgba(154, 103, 0, 0.2); color: var(--warning); }
.safety-badge.d { background: rgba(154, 103, 0, 0.15); color: var(--warning); }
.safety-badge.f { background: rgba(207, 34, 46, 0.2); color: var(--danger); }
.safety-badge.na { background: rgba(95, 99, 104, 0.2); color: var(--text-muted); }
[data-theme="dark"] .safety-badge.a,
[data-theme="dark"] .safety-badge.b { background: rgba(63, 185, 80, 0.25); }
[data-theme="dark"] .safety-badge.c,
[data-theme="dark"] .safety-badge.d { background: rgba(210, 153, 34, 0.2); }
[data-theme="dark"] .safety-badge.f { background: rgba(248, 81, 73, 0.2); }
[data-theme="dark"] .safety-badge.na { background: rgba(139, 148, 158, 0.2); }

.route-stats {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.comparison {
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.safety-rating {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.75rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.rating-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.rating-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
}

.rating-value .grade-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  margin-right: 0.35rem;
  border-radius: 4px;
  font-weight: 700;
}

.rating-value .grade-badge.a,
.rating-value .grade-badge.b { background: rgba(26, 127, 55, 0.2); color: var(--success); }
.rating-value .grade-badge.c,
.rating-value .grade-badge.d { background: rgba(154, 103, 0, 0.2); color: var(--warning); }
.rating-value .grade-badge.f { background: rgba(207, 34, 46, 0.2); color: var(--danger); }
[data-theme="dark"] .rating-value .grade-badge.a,
[data-theme="dark"] .rating-value .grade-badge.b { background: rgba(63, 185, 80, 0.25); }
[data-theme="dark"] .rating-value .grade-badge.c,
[data-theme="dark"] .rating-value .grade-badge.d { background: rgba(210, 153, 34, 0.2); }
[data-theme="dark"] .rating-value .grade-badge.f { background: rgba(248, 81, 73, 0.2); }

.rating-value.rating-note {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
  line-height: 1.4;
}

.map-toggle {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.btn-toggle {
  flex: 1;
  padding: 0.5rem;
  font-size: 0.85rem;
  background: var(--bg);
  color: var(--text-muted);
  border: 1px solid var(--border-input);
  border-radius: var(--radius);
  cursor: pointer;
}

.btn-toggle:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.btn-toggle.active {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent);
}

/* View toggle: Map vs Directions – always visible */
.view-toggle {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-shrink: 0;
}

.view-toggle .btn-toggle {
  flex: 1;
}

.location-follow {
  margin-top: 0.5rem;
  flex-shrink: 0;
}

.btn-follow {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--success);
  background: rgba(26, 127, 55, 0.12);
  border: 1px solid rgba(26, 127, 55, 0.4);
  border-radius: var(--radius);
  cursor: pointer;
}

.btn-follow:hover {
  background: rgba(26, 127, 55, 0.2);
  color: var(--success);
}

.btn-follow[aria-pressed="true"] {
  color: #fff;
  background: var(--success);
  border-color: var(--success);
}

[data-theme="dark"] .btn-follow {
  background: rgba(63, 185, 80, 0.15);
  border-color: rgba(63, 185, 80, 0.4);
}
[data-theme="dark"] .btn-follow:hover {
  background: rgba(63, 185, 80, 0.25);
}
[data-theme="dark"] .btn-follow[aria-pressed="true"] {
  color: var(--bg);
}

/* Turn-by-turn directions – appears below the map (order ensures layout) */
.directions-panel {
  margin-top: 1rem;
  padding: 0.85rem 1.25rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
  order: 2;
  flex-shrink: 0;
}

.app.has-results .directions-panel {
  margin-top: 0;
  padding: 0.65rem 1rem;
}

.directions-heading {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.directions-list {
  margin: 0;
  padding-left: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text);
}

.directions-list li {
  margin-bottom: 0.35rem;
}

/* Active step (for geolocation: current/next turn) */
.directions-list li.active {
  background: var(--accent-dim);
  border-left: 4px solid var(--accent);
  margin-left: -1.25rem;
  padding-left: calc(1.25rem - 4px);
  margin-right: -1.25rem;
  padding-right: 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  scroll-margin: 2rem;
}

/* List view: full area, driver-readable type */
.app.view-list #map {
  display: none;
}

.app.view-list .results-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.app.view-list .directions-panel {
  order: 0;
  flex: 1 1 0;
  max-height: none;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 0.5rem;
  min-height: 200px;
}

.app.view-list .directions-heading {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.app.view-list .directions-list {
  font-size: 1.35rem;
  line-height: 1.55;
  padding-left: 1.5rem;
}

.app.view-list .directions-list li {
  margin-bottom: 0.85rem;
  padding: 0.4rem 0;
}

/* Map: sits under toggles so it’s visible without scrolling; order keeps it above the list */
.map-container,
#map {
  order: 1;
  flex: 1 1 0;
  min-height: 280px;
  width: 100%;
  margin: 0.5rem 0 0;
}

/* Full-width map once results are shown (panel has no side padding) */
.app.has-results .map-container,
.app.has-results #map {
  margin-top: 0.35rem;
  margin-left: 0;
  margin-right: 0;
  min-height: 0;
  flex: 1 1 0;
}

/* In Map view, keep directions list compact below the map */
.app.view-map .directions-panel {
  flex: 0 0 auto;
  max-height: 35vh;
  overflow-y: auto;
  margin-top: 0.5rem;
}

.app.has-results.view-map .directions-panel {
  max-height: min(22vh, 200px);
  flex-shrink: 0;
  margin-top: 0;
  border-top: 1px solid var(--border);
}

.app.has-results.view-map .directions-list {
  font-size: 1rem;
  line-height: 1.55;
}

/* Larger map controls for low vision / touch */
.leaflet-bar a {
  width: 36px;
  height: 36px;
  line-height: 36px;
  font-size: 1.35rem;
}

.leaflet-control-zoom-in,
.leaflet-control-zoom-out {
  text-indent: 0;
}

/* Status */
.status {
  padding: 0.5rem 1.25rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  min-height: 1.5rem;
}

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

.status.loading {
  color: var(--accent);
}

/* Larger screens: use full width so the map stays as large as possible */
@media (min-width: 600px) {
  .map-container,
  #map {
    min-height: 320px;
  }

  .app:not(.has-results) {
    max-width: 640px;
    margin: 0 auto;
    box-shadow: var(--shadow);
  }

  .leaflet-bar a {
    width: 40px;
    height: 40px;
    line-height: 40px;
    font-size: 1.45rem;
  }
}