/* ═══════════════════════════════════════════════════
   NYC BUS TRACKER — Vital City Data Tool
   Editorial data control room aesthetic:
   dark, information-dense, chartreuse accents
   ═══════════════════════════════════════════════════ */

/* Font loaded via <link rel="preload"> in index.html — no @import needed */

:root {
  /* Vital City primary */
  --vc-black: #050507;
  --vc-white: #ffffff;
  --vc-cloud: #dddddd;
  --vc-chartreuse: #dde44c;
  --vc-orange: #ff7c53;
  --vc-periwinkle: #9b9fbc;

  /* Vital City secondary */
  --vc-rose: #cea9be;
  --vc-magenta: #e7466d;
  --vc-charcoal: #707175;
  --vc-indigo: #394882;
  --vc-cerulean: #217ebe;

  /* Data viz gradient */
  --vc-goodest-green: #57aa4a;
  --vc-baddest-red: #d2232a;

  /* Tints */
  --vc-chartreuse-80: #e4e871;
  --vc-chartreuse-50: #edefa8;
  --vc-chartreuse-20: #f7f8dd;
  --vc-orange-80: #f69577;

  /* Typography */
  --font-primary: 'DM Sans', 'Halyard', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;

  /* Surface system */
  --surface-0: #07070a;
  --surface-1: #0e0e12;
  --surface-2: #141419;
  --surface-3: #1a1a20;
  --surface-4: #222228;
  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --text-primary: rgba(255,255,255,0.92);
  --text-secondary: rgba(255,255,255,0.52);
  --text-tertiary: rgba(255,255,255,0.28);

  --sidebar-w: 400px;
  --timeline-h: 56px;
}

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

html, body {
  width: 100vw; height: 100vh;
  background: var(--surface-0); color: var(--text-primary);
  font-family: var(--font-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
}

/* ═══ MAP ═══ */
#map {
  position: absolute; inset: 0;
}

/* MapLibre overrides */
.maplibregl-ctrl-attrib { font-size: 9px !important; opacity: 0.4; }
.maplibregl-ctrl-group { background: var(--surface-2) !important; border: 1px solid var(--border) !important; }
.maplibregl-ctrl-group button { color: var(--text-secondary) !important; }
.maplibregl-ctrl-group button + button { border-top: 1px solid var(--border) !important; }

.maplibregl-popup-content {
  background: var(--surface-2);
  color: var(--text-primary);
  border-radius: 10px;
  padding: 16px 20px;
  font-family: var(--font-primary);
  font-size: 13px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.6), 0 0 0 1px var(--border);
  max-width: 280px;
  line-height: 1.5;
  backdrop-filter: blur(12px);
}
.maplibregl-popup-content h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--vc-chartreuse);
}
.maplibregl-popup-content p {
  margin: 4px 0;
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.5;
}
.maplibregl-popup-content .val {
  color: var(--text-primary);
  font-weight: 600;
}
.maplibregl-popup-content .bunched-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 6px;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(210, 35, 42, 0.15);
  color: var(--vc-baddest-red);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.maplibregl-popup-tip {
  border-top-color: var(--surface-2) !important;
}
.maplibregl-popup-close-button {
  color: var(--text-tertiary);
  font-size: 18px;
  padding: 4px 8px;
}

/* ═══ SIDEBAR ═══ */
.sidebar {
  position: absolute;
  top: 0;
  right: 0;
  bottom: var(--timeline-h);
  width: var(--sidebar-w);
  background: var(--surface-1);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 10;
  overflow: hidden;
}

/* Brand header */
.sidebar-brand {
  padding: 20px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-brand img {
  height: 14px;
  opacity: 0.35;
  filter: invert(1);
}

/* Title slides like a bus: left edge → right edge → back, then stop */
.title-lane {
  overflow: hidden;
  width: 100%;
  position: relative;
}
.bus-title {
  display: inline-block;
  white-space: nowrap;
  /* Animation starts paused — JS triggers it after setting --end */
  animation: title-bus 14s ease-in-out forwards;
  animation-play-state: paused;
  will-change: transform;
  --end: 0px;
}
.bus-title.animate {
  animation-play-state: running;
}
@keyframes title-bus {
  0%   { transform: translateX(0); }
  4%   { transform: translateX(0); }                  /* pause at left */
  12%  { transform: translateX(calc(var(--end) * 0.33)); }
  16%  { transform: translateX(calc(var(--end) * 0.33)); }  /* stop */
  24%  { transform: translateX(calc(var(--end) * 0.66)); }
  28%  { transform: translateX(calc(var(--end) * 0.66)); }  /* stop */
  38%  { transform: translateX(var(--end)); }
  44%  { transform: translateX(var(--end)); }          /* pause at right edge */
  52%  { transform: translateX(calc(var(--end) * 0.66)); }
  56%  { transform: translateX(calc(var(--end) * 0.66)); }  /* stop */
  64%  { transform: translateX(calc(var(--end) * 0.33)); }
  68%  { transform: translateX(calc(var(--end) * 0.33)); }  /* stop */
  78%  { transform: translateX(0); }
  100% { transform: translateX(0); }                  /* home — done */
}

.sidebar-header {
  padding: 12px 24px 18px;
}
.sidebar-header h1 {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-primary);
}
.sidebar-header h1 span {
  color: var(--vc-chartreuse);
}
.sidebar-header .subtitle {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
  font-weight: 400;
}

/* ═══ SYSTEM STATS ═══ */
.system-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 16px;
  border-radius: 10px;
  background: var(--surface-0);
  border: 1px solid var(--border);
}
.stat-card:nth-child(4),
.stat-card:nth-child(5) {
  border-top: 1px solid var(--border);
}
.stat-card:nth-child(4) {
  border-left: 0;
}
.stat-card:nth-child(5) {
  grid-column: span 1;
}

.stat-card {
  padding: 12px 10px 10px;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}
.stat-card + .stat-card {
  border-left: 1px solid var(--border);
}
.stat-card .label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-weight: 700;
  height: 12px;
  line-height: 12px;
  overflow: hidden;
  white-space: nowrap;
}
.stat-card .value {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  margin-top: 4px;
}
.stat-card .value.good { color: var(--vc-goodest-green); }
.stat-card .value.warn { color: var(--vc-orange); }
.stat-card .value.bad { color: var(--vc-baddest-red); }
.stat-card .value.accent { color: var(--vc-chartreuse); }
.stat-card .detail {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 3px;
  font-weight: 500;
}

.stat-card .speed-hint {
  font-size: 9px;
  font-weight: 500;
  color: var(--vc-orange);
  margin-top: 2px;
  line-height: 1.3;
  opacity: 0.85;
  transition: opacity 0.3s;
}

/* Flashing dots while speed calculates */
.loading-dots span {
  animation: dot-pulse 1.4s infinite ease-in-out;
  opacity: 0.2;
  font-size: inherit;
}
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes dot-pulse {
  0%, 80%, 100% { opacity: 0.2; }
  40% { opacity: 1; }
}

/* ═══ LONG WAIT ALERTS ═══ */
.wait-alerts {
  margin: 8px 16px 0;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-0);
  overflow: hidden;
}
.wait-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid var(--border);
}
.wait-row:last-child,
.wait-row + .wait-detail + .wait-row:last-of-type {
  border-bottom: none;
}
.wait-row:hover {
  background: rgba(255,255,255,0.03);
}
.wait-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.wait-dot.severe { background: var(--vc-baddest-red); }
.wait-dot.bad { background: var(--vc-orange); }
.wait-count {
  font-size: 18px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  min-width: 28px;
}
.wait-row[data-tier="30"] .wait-count { color: var(--vc-baddest-red); }
.wait-row[data-tier="20"] .wait-count { color: var(--vc-orange); }
.wait-label {
  flex: 1;
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
}
.wait-toggle {
  font-size: 10px;
  color: var(--text-tertiary);
  transition: transform 0.2s;
}
.wait-detail {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 6px 14px 10px;
  border-bottom: 1px solid var(--border);
}
.wait-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
}
.wait-chip:hover { opacity: 0.8; }
.wait-chip .wait-dir {
  font-size: 10px;
  opacity: 0.8;
}
.wait-chip .wait-min {
  font-size: 9px;
  font-weight: 600;
  opacity: 0.7;
}

/* ═══ STATUS BAR ═══ */
.status-bar {
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-tertiary);
  font-weight: 500;
}

.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--vc-goodest-green);
}
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--vc-goodest-green);
  box-shadow: 0 0 8px rgba(87, 170, 74, 0.5);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ═══ ROUTE FILTER ═══ */
/* Borough filter */
.borough-filter {
  display: flex;
  gap: 4px;
  padding: 8px 16px 0;
}
.boro-btn {
  flex: 1;
  background: var(--surface-0);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 0;
  color: var(--text-tertiary);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-primary);
  cursor: pointer;
  text-align: center;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.boro-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}
.boro-btn.active {
  color: var(--vc-chartreuse);
  border-color: rgba(221, 228, 76, 0.3);
  background: rgba(221, 228, 76, 0.06);
}

.route-filter {
  padding: 0 16px 12px;
  display: flex;
  gap: 6px;
  align-items: center;
}
.route-filter input {
  flex: 1;
  background: var(--surface-0);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 14px;
  color: var(--text-primary);
  font-size: 13px;
  font-family: var(--font-primary);
  font-weight: 500;
  outline: none;
  transition: border-color 0.2s;
}
.route-filter input::placeholder {
  color: var(--text-tertiary);
  font-weight: 400;
}
.route-filter input:focus {
  border-color: var(--vc-chartreuse);
  box-shadow: 0 0 0 3px rgba(221, 228, 76, 0.08);
}

.sort-btn {
  background: var(--surface-0);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-primary);
  cursor: pointer;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: all 0.2s;
}
.sort-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}
.sort-btn.active {
  color: var(--vc-chartreuse);
  border-color: rgba(221, 228, 76, 0.2);
  background: rgba(221, 228, 76, 0.04);
}

/* ═══ ROUTE LIST ═══ */
.route-section {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}
.route-section::-webkit-scrollbar { width: 3px; }
.route-section::-webkit-scrollbar-track { background: transparent; }
.route-section::-webkit-scrollbar-thumb {
  background: var(--text-tertiary);
  border-radius: 2px;
}

.route-list-header {
  display: grid;
  grid-template-columns: 56px 1fr 44px 44px 44px 44px;
  padding: 10px 20px;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-weight: 700;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface-1);
  position: sticky;
  top: 0;
  z-index: 2;
}

.col-sort {
  cursor: pointer;
  transition: color 0.15s;
  user-select: none;
}
.col-sort:hover { color: var(--text-primary); }
.col-sort.active { color: var(--vc-chartreuse); }

/* ═══ TRENDS PANEL ═══ */
.trends-panel {
  margin: 12px 16px 0;
  border-radius: 10px;
  background: var(--surface-0);
  border: 1px solid var(--border);
  overflow: hidden;
}
.trends-header {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-weight: 700;
  padding: 10px 14px 0;
}
.trends-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
}
.trend-card {
  padding: 10px 14px 12px;
  border-right: 1px solid var(--border);
}
.trend-card:last-child { border-right: none; }
.trend-card:nth-child(n+4) { border-top: 1px solid var(--border); }
.trend-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  font-weight: 600;
  margin-bottom: 4px;
}
.trend-value {
  font-size: 17px;
  font-weight: 900;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.trend-change {
  font-size: 10px;
  font-weight: 600;
  margin-top: 3px;
}
.trend-change.up { color: var(--vc-goodest-green); }
.trend-change.down { color: var(--vc-baddest-red); }
.trend-change.flat { color: var(--text-tertiary); }
.trend-period {
  font-size: 9px;
  color: var(--text-tertiary);
  margin-top: 2px;
  font-weight: 400;
}
.trend-sparkline {
  margin-top: 6px;
  height: 24px;
  display: flex;
  align-items: flex-end;
  gap: 2px;
}
.trend-sparkline .bar {
  flex: 1;
  border-radius: 1px;
  min-height: 2px;
  transition: height 0.3s;
}

/* Source credits */
.source-credits {
  padding: 16px 20px 20px;
  border-top: 1px solid var(--border);
  font-size: 10px;
  color: var(--text-tertiary);
  line-height: 1.5;
}
.source-credits p { margin: 0 0 6px; }
.source-credits a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.source-credits a:hover { color: var(--vc-chartreuse); }
.source-credits .caveat {
  font-style: italic;
  margin-top: 8px;
  opacity: 0.8;
}

/* Methodology expandable section */
.source-credits .methodology {
  margin-top: 12px;
  border-top: 1px solid var(--border);
  padding-top: 10px;
}
.source-credits .methodology summary {
  cursor: pointer;
  font-size: 11px;
  color: var(--text-secondary);
  padding: 4px 0;
}
.source-credits .methodology summary:hover {
  color: var(--vc-chartreuse);
}
.source-credits .methodology h4 {
  font-size: 11px;
  color: var(--text-secondary);
  margin: 12px 0 4px;
  font-weight: 600;
}
.source-credits .methodology p {
  margin: 0 0 8px;
  font-size: 10px;
  line-height: 1.6;
}
.source-credits .methodology ul {
  margin: 4px 0 0;
  padding-left: 16px;
}
.source-credits .methodology li {
  margin-bottom: 4px;
  font-size: 10px;
  line-height: 1.5;
}

.route-list { padding: 2px 0; }

.route-row {
  display: grid;
  grid-template-columns: 56px 1fr 44px 44px 44px 44px;
  align-items: center;
  padding: 9px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  cursor: pointer;
  transition: background 0.15s;
}
.route-row:hover {
  background: rgba(255,255,255,0.03);
}
.route-row.selected {
  background: rgba(221, 228, 76, 0.06);
  box-shadow: inset 3px 0 0 var(--vc-chartreuse);
}

.route-badge {
  font-size: 11px;
  font-weight: 800;
  padding: 3px 0;
  border-radius: 4px;
  text-align: center;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
  width: 44px;
  display: inline-block;
}
.route-dest {
  font-size: 11px;
  color: var(--text-secondary);
  padding-left: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 400;
}
.route-metric {
  text-align: right;
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}
.route-metric.good { color: var(--vc-goodest-green); }
.route-metric.warn { color: var(--vc-orange); }
.route-metric.bad { color: var(--vc-baddest-red); }

/* ═══ TIMELINE BAR ═══ */
.timeline {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--timeline-h);
  background: var(--surface-1);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
  z-index: 20;
}

.timeline-controls {
  display: flex;
  gap: 4px;
  align-items: center;
}
.timeline-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text-secondary);
  cursor: pointer;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: all 0.2s;
}
.timeline-btn:hover {
  border-color: var(--vc-chartreuse);
  color: var(--vc-chartreuse);
}
.timeline-btn.active {
  background: var(--vc-chartreuse);
  color: var(--vc-black);
  border-color: var(--vc-chartreuse);
  font-weight: 800;
}

.timeline-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
.timeline-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--vc-chartreuse);
  cursor: pointer;
  border: 2px solid var(--surface-1);
  box-shadow: 0 0 8px rgba(221, 228, 76, 0.3);
  transition: transform 0.15s;
}
.timeline-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.timeline-time {
  font-size: 15px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  min-width: 72px;
  text-align: center;
}
.timeline-speed {
  font-size: 11px;
  color: var(--text-tertiary);
  min-width: 32px;
  text-align: center;
  cursor: pointer;
  font-weight: 700;
  transition: color 0.2s;
  letter-spacing: -0.01em;
}
.timeline-speed:hover { color: var(--vc-chartreuse); }

.timeline-date {
  font-size: 11px;
  color: var(--text-tertiary);
  font-weight: 500;
}

/* ═══ LOADING ═══ */
.loading-overlay {
  position: absolute;
  inset: 0;
  background: var(--surface-0);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}
.loading-spinner {
  width: 28px;
  height: 28px;
  border: 2.5px solid var(--border);
  border-top-color: var(--vc-chartreuse);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.loading-brand {
  position: absolute;
  bottom: 32px;
}
.loading-brand img {
  height: 14px;
  opacity: 0.2;
  filter: invert(1);
}

/* ═══ MAP GRADIENT OVERLAY ═══ */
.map-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background:
    linear-gradient(to right, rgba(7,7,10,0.3) 0%, transparent 15%, transparent 60%, rgba(7,7,10,0.8) 100%),
    linear-gradient(to bottom, transparent 80%, rgba(7,7,10,0.6) 100%);
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  :root { --sidebar-w: 340px; }
}
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    bottom: calc(var(--timeline-h) + 8px);
    top: auto;
    height: 45vh;
    border-left: none;
    border-top: 1px solid var(--border);
    border-radius: 16px 16px 0 0;
  }
  .map-vignette {
    background:
      linear-gradient(to bottom, transparent 40%, rgba(7,7,10,0.7) 100%);
  }
}