/* ============================================
   B4us — Editorial Transit Refresh
   Dark, restrained, editorial. Big numbers.
   ============================================ */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  color-scheme: dark light;

  /* DARK theme tokens (default) */
  --bg: #09090b;
  --bg-2: #111114;
  --surface: rgba(255, 255, 255, 0.025);
  --surface-hover: rgba(255, 255, 255, 0.05);
  --line: rgba(255, 255, 255, 0.06);
  --line-strong: rgba(255, 255, 255, 0.12);

  --text: #fafafa;
  --text-2: #c4c4c8;   /* WCAG AA on bg */
  --text-3: #8a8a92;   /* WCAG AA for body text */

  --accent: #d3ff5c;
  --accent-soft: rgba(211, 255, 92, 0.18);
  --accent-line: rgba(211, 255, 92, 0.36);
  --accent-text: #0b0c0a; /* readable text ON the accent surface */

  --imminent: #ff5b5b;
  --arriving: #ffb547;
  --neutral: #71717a;

  --vignette-1: rgba(211, 255, 92, 0.03);
  --vignette-2: rgba(54, 163, 255, 0.02);
  --map-filter: brightness(0.7) contrast(1.05) saturate(0.7);
  --shadow-toast: 0 12px 40px rgba(0, 0, 0, 0.45);

  /* CRTM mode colors (for line badges and map dots) */
  --metro: #d4322f;
  --cercanias: #2563eb;
  --emt: #36a3ff;
  --interurb: #aacf3a;
  --ml: #f59e0b;

  /* Sizing */
  --r: 10px;
  --r-sm: 6px;
  --r-lg: 16px;

  --sidebar-w: 440px;
  --topbar-h: 64px;
  --search-h: 56px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-top: env(safe-area-inset-top, 0px);

  --font-display: 'Geist', system-ui, sans-serif;
  --font-mono: 'Geist Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Motion */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================
   LIGHT theme — applies under prefers-color-scheme
   light OR explicit data-theme="light" override.
   ============================================ */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #fafafa;
    --bg-2: #ffffff;
    --surface: rgba(0, 0, 0, 0.035);
    --surface-hover: rgba(0, 0, 0, 0.065);
    --line: rgba(0, 0, 0, 0.08);
    --line-strong: rgba(0, 0, 0, 0.16);

    --text: #09090b;
    --text-2: #3f3f46;
    --text-3: #595965;   /* WCAG AA on white */

    /* Accent saturated + dark — WCAG AA contrast on white. */
    --accent: #3f7600;
    --accent-soft: rgba(63, 118, 0, 0.12);
    --accent-line: rgba(63, 118, 0, 0.36);
    --accent-text: #ffffff;

    --imminent: #dc2626;
    --arriving: #d97706;
    --neutral: #71717a;

    --vignette-1: rgba(101, 163, 13, 0.04);
    --vignette-2: rgba(37, 99, 235, 0.02);
    --map-filter: brightness(0.99) contrast(0.98) saturate(0.85);
    --shadow-toast: 0 8px 28px rgba(15, 23, 42, 0.12);
  }
}

:root[data-theme="light"] {
  --bg: #fafafa;
  --bg-2: #ffffff;
  --surface: rgba(0, 0, 0, 0.035);
  --surface-hover: rgba(0, 0, 0, 0.065);
  --line: rgba(0, 0, 0, 0.08);
  --line-strong: rgba(0, 0, 0, 0.16);

  --text: #09090b;
  --text-2: #3f3f46;
  --text-3: #595965;

  --accent: #4d8c00;
  --accent-soft: rgba(77, 140, 0, 0.12);
  --accent-line: rgba(77, 140, 0, 0.36);
  --accent-text: #ffffff;

  --imminent: #dc2626;
  --arriving: #d97706;
  --neutral: #71717a;

  --vignette-1: rgba(101, 163, 13, 0.04);
  --vignette-2: rgba(37, 99, 235, 0.02);
  --map-filter: brightness(0.99) contrast(0.98) saturate(0.85);
  --shadow-toast: 0 8px 28px rgba(15, 23, 42, 0.12);
}

:root[data-theme="dark"] { color-scheme: dark; }
:root[data-theme="light"] { color-scheme: light; }

html,
body {
  height: 100%;
  font-family: var(--font-display);
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  letter-spacing: -0.005em;
}

/* Subtle vignette + grain — pure decoration */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at top, var(--vignette-1), transparent 50%),
    radial-gradient(ellipse at bottom right, var(--vignette-2), transparent 60%);
  z-index: 0;
}

.app {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  z-index: 1;
}

/* --- Top Bar --- */
.topbar {
  flex-shrink: 0;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  z-index: 50;
  padding-top: var(--safe-top);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.brand {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  background: none;
  -webkit-text-fill-color: var(--text);
}

.brand-mark {
  color: var(--accent);
  font-weight: 700;
  font-feature-settings: "tnum" 1;
}

.brand::after {
  content: '·';
  margin-left: 8px;
  color: var(--text-3);
  font-weight: 400;
}

.brand-sub {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  margin-left: -8px;
}

.conn-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-3);
  transition: background 0.4s var(--ease);
}

.conn-dot.on {
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-soft);
  animation: pulse 2.4s var(--ease) infinite;
}

.conn-dot.retry {
  background: var(--arriving);
  animation: pulse-retry 1.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-soft); }
  70% { box-shadow: 0 0 0 6px transparent; }
}

@keyframes pulse-retry {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 2px;
}

/* --- Icon Button --- */
.icon-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  border-radius: var(--r-sm);
  color: var(--text-2);
  cursor: pointer;
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}

.icon-btn:hover {
  background: var(--surface);
  color: var(--text);
}

.icon-btn:active {
  background: var(--surface-hover);
}

/* --- Search --- */
.search-wrap {
  flex-shrink: 0;
  padding: 12px 18px 14px;
  background: var(--bg);
  z-index: 40;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 14px;
  color: var(--text-3);
  pointer-events: none;
}

#search-input {
  width: 100%;
  height: 44px;
  padding: 0 36px 0 42px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  color: var(--text);
  font-size: 14.5px;
  font-family: inherit;
  font-weight: 400;
  letter-spacing: -0.01em;
  outline: none;
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease);
  -webkit-appearance: none;
}

#search-input:hover {
  border-color: var(--line-strong);
}

#search-input:focus {
  border-color: var(--accent-line);
  background: rgba(255, 255, 255, 0.035);
}

#search-input::placeholder {
  color: var(--text-3);
  font-weight: 400;
}

.search-clear {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  color: var(--text-3);
  font-size: 20px;
  cursor: pointer;
  padding: 6px;
  line-height: 1;
  border-radius: var(--r-sm);
  transition: color 0.12s, background 0.12s;
}

.search-clear:hover {
  color: var(--text);
  background: var(--surface);
}

/* --- Main Content --- */
.main-content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: calc(40px + var(--safe-bottom));
}

/* --- Card List --- */
.card-list {
  padding: 4px 18px 16px;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 4px 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  text-transform: lowercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
}

.section-label svg {
  color: var(--text-3);
  opacity: 0.7;
}

/* --- Stop & favorite items: hairlines, no boxes --- */
.stop-item,
.fav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 4px;
  margin: 0;
  cursor: pointer;
  border-bottom: 1px solid var(--line);
  background: transparent;
  transition: background 0.12s var(--ease), transform 0.18s var(--ease);
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

.stop-item:first-child,
.fav-item:first-child {
  border-top: 1px solid var(--line);
}

.stop-item:hover,
.fav-item:hover,
.stop-item:focus-visible,
.fav-item:focus-visible {
  background: var(--surface);
}

.stop-item:active,
.fav-item:active {
  transform: scale(0.995);
}

/* No more "badge boxes" — just a thin guide stripe */
.stop-badge {
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  background: var(--surface);
  border-radius: 50%;
  flex-shrink: 0;
  color: var(--text-2);
}

.fav-item .stop-badge {
  color: var(--accent);
  background: var(--accent-soft);
}

.stop-info {
  flex: 1;
  min-width: 0;
}

.stop-name {
  font-size: 14.5px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.25;
}

.stop-addr {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 3px;
  text-transform: lowercase;
}

.code-tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-3);
  text-transform: lowercase;
  flex-shrink: 0;
}

.empty-msg {
  text-align: center;
  padding: 56px 24px;
  color: var(--text-3);
}

.empty-msg p {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-2);
  letter-spacing: -0.01em;
}

.empty-msg .hint {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-3);
  text-transform: lowercase;
  letter-spacing: 0.02em;
}

/* --- ETA Panel (hero) --- */
.eta-header {
  display: grid;
  grid-template-columns: 36px 1fr auto auto;
  gap: 4px;
  align-items: center;
  padding: 16px 18px 14px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.eta-header .icon-btn {
  margin-left: -8px;
}

.eta-title {
  flex: 1;
  min-width: 0;
}

.eta-title h2 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.025em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.15;
  color: var(--text);
}

.eta-title .code-tag {
  display: inline-block;
  margin-top: 4px;
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
}

.fav-btn svg {
  fill: none;
}

.fav-btn.active svg {
  fill: var(--accent);
  stroke: var(--accent);
  filter: drop-shadow(0 0 8px var(--accent-soft));
}

/* --- Arrivals — the core experience --- */
.arrivals {
  padding: 8px 18px 24px;
}

.arrival-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 22px 6px;
  border-bottom: 1px solid var(--line);
  background: transparent;
  animation: fade-up 0.45s var(--ease-out) both;
}

.arrival-card:last-child { border-bottom: none; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.line-badge {
  min-width: 52px;
  height: 30px;
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent-text);
  text-shadow: none;
  flex-shrink: 0;
}

.arr-info {
  min-width: 0;
}

.arr-dest {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
  color: var(--text);
}

.arr-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--text-3);
  text-transform: lowercase;
}

.arr-night { color: var(--arriving); }

/* --- Next-bus secondary row --- */
.arrival-card.next-bus {
  padding: 12px 6px 14px;
  margin-top: -8px;
  margin-bottom: 8px;
  opacity: 0.55;
  border-bottom: 1px solid var(--line);
}

.arrival-card.next-bus .countdown {
  font-size: 22px;
}

.arrival-card.next-bus .eta-sub,
.arrival-card.next-bus .eta-abs {
  font-size: 9.5px;
}

.line-badge-sm {
  min-width: 38px;
  height: 22px;
  padding: 0 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-text);
  flex-shrink: 0;
}

.next-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-3);
  text-transform: lowercase;
  letter-spacing: 0.04em;
}

/* --- SAE Badge — quieter --- */
.sae-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

.sae-badge.live {
  color: var(--accent);
}

.sae-badge.live::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent-soft);
}

.sae-badge.sched {
  color: var(--text-3);
}

.sae-badge.sched::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  border: 1px solid var(--text-3);
}

/* --- The countdown digits — hero typography --- */
.arr-eta {
  text-align: right;
  flex-shrink: 0;
  min-width: 88px;
}

.countdown {
  font-family: var(--font-mono);
  font-size: 38px;
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  transition: color 0.3s var(--ease);
}

.countdown.imminent {
  color: var(--imminent);
  animation: pulse-imminent 1.2s ease-in-out infinite;
}

.countdown.arriving { color: var(--arriving); }
.countdown.normal   { color: var(--text); }

@keyframes pulse-imminent {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

.eta-sub {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 400;
  color: var(--text-3);
  text-transform: lowercase;
  letter-spacing: 0.08em;
  margin-top: 5px;
}

.eta-abs {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  margin-top: 2px;
  letter-spacing: 0.02em;
}

.eta-footer {
  padding: 12px 18px calc(14px + var(--safe-bottom));
  border-top: 1px solid var(--line);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 400;
  color: var(--text-3);
  background: var(--bg);
  letter-spacing: 0.04em;
  text-transform: lowercase;
}

/* --- Skeleton --- */
.skeleton {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 0;
}

.sk-row {
  height: 60px;
  border-radius: var(--r-sm);
  background: linear-gradient(90deg, var(--surface) 0%, rgba(255,255,255,0.04) 50%, var(--surface) 100%);
  background-size: 220% 100%;
  animation: shimmer 1.6s linear infinite;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --- Map Layer --- */
@media (max-width: 768px) {
  .map-layer { display: none !important; }
}

.map-layer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 35vh;
  z-index: 5;
  transition: height 0.4s var(--ease);
}

.map-layer.expanded {
  height: 80vh;
  z-index: 100;
}

#map {
  width: 100%;
  height: 100%;
  background: var(--bg);
}

.leaflet-tile-pane {
  filter: var(--map-filter);
}

.leaflet-control-zoom {
  border: 1px solid var(--line) !important;
  box-shadow: none !important;
}

.leaflet-control-zoom a {
  background: var(--bg-2) !important;
  color: var(--text-2) !important;
  border-color: var(--line) !important;
  font-family: var(--font-mono);
  font-weight: 400 !important;
}

.leaflet-control-zoom a:hover {
  background: var(--surface) !important;
  color: var(--text) !important;
}

.leaflet-control-attribution {
  opacity: 0.25;
  font-family: var(--font-mono);
  font-size: 9px !important;
  background: transparent !important;
  color: var(--text-3) !important;
}

.leaflet-control-attribution a {
  color: var(--text-2) !important;
}

.map-expand-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 9999;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-2);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}

.map-expand-btn:hover {
  background: var(--surface);
  color: var(--text);
}

/* Map markers — small, clean, mode-coloured */
.bus-stop-marker {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background: var(--bg);
  box-shadow: 0 0 0 1px var(--line-strong);
  cursor: pointer;
  transition: transform 0.18s var(--ease-out);
}

.bus-stop-marker:hover,
.bus-stop-marker.active {
  transform: scale(1.6);
  z-index: 1000 !important;
}

.bus-stop-marker.mode-metro     { border-color: var(--metro); }
.bus-stop-marker.mode-cercanias { border-color: var(--cercanias); }
.bus-stop-marker.mode-emt       { border-color: var(--emt); }
.bus-stop-marker.mode-interurb  { border-color: var(--interurb); }
.bus-stop-marker.mode-ml        { border-color: var(--ml); }

.bus-stop-marker.mode-metro:hover, .bus-stop-marker.mode-metro.active     { background: var(--metro); }
.bus-stop-marker.mode-cercanias:hover, .bus-stop-marker.mode-cercanias.active { background: var(--cercanias); }
.bus-stop-marker.mode-emt:hover, .bus-stop-marker.mode-emt.active         { background: var(--emt); }
.bus-stop-marker.mode-interurb:hover, .bus-stop-marker.mode-interurb.active { background: var(--interurb); }
.bus-stop-marker.mode-ml:hover, .bus-stop-marker.mode-ml.active           { background: var(--ml); }

.mode-pill {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.06em;
  vertical-align: middle;
  margin-left: 6px;
  text-transform: lowercase;
  color: var(--accent-text);
}

.mode-pill.mode-metro     { background: var(--metro); color: #fff; }
.mode-pill.mode-cercanias { background: var(--cercanias); color: #fff; }
.mode-pill.mode-emt       { background: var(--emt); color: #fff; }
.mode-pill.mode-interurb  { background: var(--interurb); }
.mode-pill.mode-ml        { background: var(--ml); }

.leaflet-popup-content-wrapper {
  background: var(--bg-2) !important;
  color: var(--text) !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--r) !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55) !important;
  font-family: var(--font-display) !important;
}

.leaflet-popup-content {
  font-size: 13px !important;
  margin: 12px 14px !important;
  line-height: 1.4 !important;
}

.leaflet-popup-content button {
  font-family: var(--font-display) !important;
  letter-spacing: -0.005em !important;
  background: var(--accent) !important;
  color: #0b0c0a !important;
}

.leaflet-popup-tip {
  background: var(--bg-2) !important;
}

.leaflet-popup-close-button {
  color: var(--text-3) !important;
}

/* --- Toast --- */
.toast {
  position: fixed;
  bottom: calc(56px + var(--safe-bottom));
  left: 18px;
  right: 18px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r);
  background: var(--bg-2);
  border: 1px solid var(--arriving);
  color: var(--arriving);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  box-shadow: var(--shadow-toast);
  animation: toast-in 0.32s var(--ease-out);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.toast-close {
  background: none;
  border: none;
  color: inherit;
  font-size: 18px;
  cursor: pointer;
  margin-left: auto;
  padding: 2px 6px;
  border-radius: 4px;
  opacity: 0.7;
  transition: opacity 0.15s, background 0.15s;
}

.toast-close:hover { opacity: 1; background: rgba(255,255,255,0.06); }

.update-toast {
  border-color: var(--accent);
  color: var(--accent);
}

.toast-action {
  background: var(--accent);
  color: var(--accent-text);
  border: none;
  padding: 6px 12px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
  margin-left: auto;
  font-family: inherit;
  letter-spacing: -0.005em;
}

/* --- Disclaimer footer --- */
.disclaimer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 8px 18px calc(8px + var(--safe-bottom));
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--text-3);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  z-index: 30;
  text-transform: lowercase;
}

.disclaimer a {
  color: var(--text-2);
  text-decoration: none;
  margin-left: auto;
  transition: color 0.15s;
}

.disclaimer a:hover { color: var(--accent); }

.disclaimer-pill {
  display: inline-flex;
  align-items: center;
  height: 18px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* leave room above the bottom area */
.main-content { padding-bottom: calc(48px + var(--safe-bottom)); }

@media (min-width: 769px) {
  .disclaimer {
    left: auto;
    width: var(--sidebar-w);
  }
}

/* --- Preferences sheet --- */
.sheet {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 250;
  animation: fade-in 0.2s var(--ease-out);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.sheet-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-top-left-radius: var(--r-lg);
  border-top-right-radius: var(--r-lg);
  padding: 22px 20px calc(22px + var(--safe-bottom));
  box-shadow: 0 -16px 48px rgba(0, 0, 0, 0.55);
  animation: slide-up 0.32s var(--ease-out);
}

@keyframes slide-up {
  from { transform: translateY(40px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.sheet h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.pref-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--text);
  cursor: pointer;
}

.pref-row:last-of-type { border-bottom: none; }

.pref-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.sheet-close {
  margin-top: 14px;
  width: 100%;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  padding: 12px;
  border-radius: var(--r);
  font-family: inherit;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: background 0.15s;
}

.sheet-close:hover { background: var(--surface-hover); }

@media (min-width: 769px) {
  .sheet { align-items: center; }
  .sheet-card { border-radius: var(--r-lg); margin: 0; }
}

/* --- Upstream-error fallback in ETA panel --- */
.upstream-fallback {
  text-align: center;
  padding: 56px 24px;
  color: var(--text-2);
}

.upstream-fallback-icon {
  font-size: 28px;
  margin-bottom: 14px;
  opacity: 0.6;
  filter: grayscale(0.4);
}

.upstream-fallback h3 {
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 10px;
}

.upstream-fallback p {
  font-size: 13px;
  line-height: 1.55;
  margin-bottom: 16px;
  color: var(--text-2);
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.upstream-fallback .upstream-hint {
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: lowercase;
  letter-spacing: 0.04em;
  color: var(--text-3);
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.upstream-retry-btn {
  background: var(--accent);
  color: var(--accent-text);
  border: none;
  padding: 11px 22px;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}

.upstream-retry-btn:hover { opacity: 0.9; }
.upstream-retry-btn:active { transform: scale(0.97); }

/* --- Multi-stop favorites with live ETA --- */
.fav-eta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
  min-width: 64px;
  text-align: right;
}

.fav-eta .countdown {
  font-size: 18px;
}

.fav-line {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  color: var(--text-3);
}

.fav-eta-loading {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
}

.fav-eta-error {
  font-size: 14px;
  color: var(--arriving);
}

.ghost-btn {
  margin-left: auto;
  background: transparent;
  border: none;
  color: var(--text-3);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.ghost-btn:hover {
  background: var(--surface);
  color: var(--text-2);
}

/* --- Utilities --- */
.hidden { display: none !important; }

.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;
}

/* --- Scrollbar (desktop) --- */
@media (pointer: fine) {
  ::-webkit-scrollbar {
    width: 4px;
    height: 4px;
  }

  ::-webkit-scrollbar-track {
    background: transparent;
  }

  ::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 2px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
  }
}

/* ============================================
   DESKTOP layout (>=769px)
   ============================================ */
@media (min-width: 769px) {
  .app {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    grid-template-rows: auto auto 1fr;
    height: 100vh;
  }

  .topbar,
  .search-wrap,
  .main-content {
    width: var(--sidebar-w);
    max-width: var(--sidebar-w);
    border-right: 1px solid var(--line);
  }

  .topbar { grid-column: 1; grid-row: 1; }
  .search-wrap { grid-column: 1; grid-row: 2; }
  .main-content { grid-column: 1; grid-row: 3; }

  .map-layer {
    position: static;
    grid-column: 2;
    grid-row: 1 / -1;
    height: 100%;
    width: 100%;
  }

  .map-layer.expanded { height: 100%; }
  .map-expand-btn { display: none; }

  .toast {
    bottom: 24px;
    left: calc(var(--sidebar-w) + 24px);
    right: 24px;
  }

  #btn-menu { display: none; }
  .main-content { padding-bottom: 48px; }

  /* Larger ETA digits on desktop */
  .countdown { font-size: 44px; }
  .arrival-card.next-bus .countdown { font-size: 24px; }
  .eta-title h2 { font-size: 22px; }
}