/* ═══════════════════════════════════════════════════
   THE PEOPLE ON THE BUS
   Companion to All Through the Town.
   Same control room, warmer light: magenta-rose heat
   on the dark map — boarding demand, hour by hour.
   ═══════════════════════════════════════════════════ */

:root {
  --vc-black: #050507;
  --vc-chartreuse: #dde44c;

  /* the rose ramp (sequential, one hue, dark→bright) */
  --rose-0: #2c0715;
  --rose-1: #661132;
  --rose-2: #a91d55;
  --rose-3: #e7466d;
  --rose-4: #ff7fa0;
  --rose-5: #ffc9d8;
  --rose-accent: #f4568a;

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

  --surface-0: #07070a;
  --surface-1: #0e0e12;
  --surface-2: #141419;
  --surface-3: #1a1a20;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);
  --text-primary: rgba(255,255,255,0.92);
  --text-secondary: rgba(255,255,255,0.55);
  --text-tertiary: rgba(255,255,255,0.30);

  --panel-w: 330px;
  --dock-h: 118px;
}

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

html, body { height: 100%; }
body {
  background: var(--surface-0);
  color: var(--text-primary);
  font-family: var(--font-primary);
  overflow: hidden;
}

#map { position: absolute; inset: 0; }

.maplibregl-ctrl-attrib {
  background: rgba(7,7,10,0.6) !important;
  font-size: 10px;
}
.maplibregl-ctrl-attrib a { color: var(--text-tertiary) !important; }

/* ── loading ── */
.loading-overlay {
  position: fixed; inset: 0; z-index: 60;
  background: var(--surface-0);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 18px; transition: opacity 0.5s;
}
.loading-overlay.hidden { opacity: 0; pointer-events: none; }
.loading-spinner {
  width: 34px; height: 34px; border-radius: 50%;
  border: 2px solid var(--surface-3);
  border-top-color: var(--rose-accent);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { color: var(--text-secondary); font-size: 13px; letter-spacing: 0.04em; }

/* ── hover tooltip ── */
.tip {
  position: fixed; z-index: 50; pointer-events: none;
  background: rgba(10,10,14,0.94);
  border: 1px solid var(--border-hover);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 12px; line-height: 1.45;
  max-width: 240px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.5);
}
.tip .t-name { font-weight: 700; }
.tip .t-val { color: var(--rose-4); font-weight: 600; }
.tip .t-sub { color: var(--text-tertiary); font-size: 11px; }

/* ═══ left panel ═══ */
.panel {
  position: absolute; z-index: 20;
  top: 14px; left: 14px; bottom: calc(var(--dock-h) + 26px);
  width: var(--panel-w);
  display: flex; flex-direction: column; gap: 10px;
  min-height: 0;
}

.panel-head {
  background: linear-gradient(160deg, rgba(14,14,18,0.96), rgba(26,8,17,0.96));
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px 15px;
}
.backlink {
  display: inline-block;
  color: var(--vc-chartreuse); text-decoration: none;
  font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.backlink span { color: var(--text-tertiary); font-weight: 500; text-transform: none; letter-spacing: 0; }
.backlink:hover { text-decoration: underline; }
.ppl-title {
  font-size: 30px; line-height: 0.98; font-weight: 900;
  letter-spacing: -0.02em;
}
.ppl-title span { color: var(--rose-accent); }
.dek {
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: 12.5px; line-height: 1.5;
}

/* ── the big clock ── */
.clock-card {
  background: rgba(14,14,18,0.94);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px 13px;
}
.clock-hour {
  font-size: 54px; font-weight: 900; line-height: 1;
  letter-spacing: -0.03em;
  color: var(--rose-4);
  font-variant-numeric: tabular-nums;
}
.clock-hour em { font-style: normal; font-size: 26px; font-weight: 800; color: var(--rose-2); letter-spacing: 0; }
.clock-sub { margin-top: 8px; font-size: 12.5px; line-height: 1.45; color: var(--text-secondary); }
.clock-sub strong { color: var(--text-primary); font-size: 15px; font-weight: 800; font-variant-numeric: tabular-nums; }
.clock-note { margin-top: 4px; font-size: 11px; color: var(--text-tertiary); }

/* ── leaderboard ── */
.leader-card {
  background: rgba(14,14,18,0.94);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 0 6px;
  flex: 1; min-height: 0;
  display: flex; flex-direction: column;
}
.leader-head {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0 18px 8px;
}
.leader-title {
  font-size: 11px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-secondary);
}
.leader-daytype { font-size: 10.5px; color: var(--text-tertiary); }
.leaders {
  list-style: none; overflow-y: auto; min-height: 0;
  scrollbar-width: thin; scrollbar-color: var(--surface-3) transparent;
}
.leader-row {
  display: grid;
  grid-template-columns: 20px 1fr auto;
  gap: 8px; align-items: center;
  padding: 6px 18px;
  cursor: pointer;
  border-top: 1px solid rgba(255,255,255,0.03);
}
.leader-row:hover { background: rgba(244,86,138,0.07); }
.leader-rank {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-tertiary); text-align: right;
}
.leader-name { min-width: 0; }
.leader-stop {
  font-size: 12px; font-weight: 600; line-height: 1.25;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.leader-routes {
  font-family: var(--font-mono); font-size: 9.5px;
  color: var(--text-tertiary);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.leader-val {
  font-variant-numeric: tabular-nums;
  font-size: 12.5px; font-weight: 800; color: var(--rose-4);
  text-align: right;
}
.leader-val small { display: block; font-size: 9px; font-weight: 500; color: var(--text-tertiary); }
.leader-bar {
  grid-column: 2 / 4;
  height: 3px; border-radius: 2px;
  background: var(--surface-3);
  overflow: hidden;
  margin-top: -1px;
}
.leader-bar i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--rose-2), var(--rose-4));
  border-radius: 2px;
}

/* ── footer: methodology + AI caution ── */
.panel-foot { position: relative; display: flex; gap: 8px; align-items: flex-start; }
.methodology {
  flex: 1;
  background: rgba(14,14,18,0.94);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 11.5px;
}
.methodology summary {
  cursor: pointer; padding: 8px 12px;
  font-weight: 700; color: var(--text-secondary);
  letter-spacing: 0.04em;
}
.methodology summary:hover { color: var(--text-primary); }
.method-body {
  padding: 2px 12px 10px;
  color: var(--text-secondary); line-height: 1.5;
  max-height: 240px; overflow-y: auto;
}
.method-body p { margin-bottom: 8px; }
.method-body a { color: var(--vc-chartreuse); }
.method-body code { font-family: var(--font-mono); font-size: 10.5px; }
.ai-caution-btn {
  background: transparent; color: #b8697a;
  border: 1px solid rgba(184,105,122,0.35); border-radius: 5px;
  font-family: var(--font-primary);
  font-size: 9px; font-weight: 700; letter-spacing: 0.04em;
  padding: 4px 6px; cursor: pointer;
  white-space: nowrap; align-self: center;
  opacity: 0.75; transition: opacity 0.12s, color 0.12s;
}
.ai-caution-btn:hover { opacity: 1; color: #e08a9c; border-color: rgba(224,138,156,0.5); }
.ai-caution-pop {
  position: absolute; bottom: calc(100% + 8px); right: 0; z-index: 40;
  width: 260px;
  background: #16213e; color: #dbe2f4;
  border: 1px solid #2a3a66; border-radius: 8px;
  padding: 10px 12px;
  font-size: 11.5px; line-height: 1.5;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

/* ═══ bottom dock ═══ */
.dock {
  position: absolute; z-index: 20;
  left: 14px; right: 14px; bottom: 12px;
  height: var(--dock-h);
  background: rgba(10,10,14,0.92);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex; align-items: stretch; gap: 14px;
  padding: 12px 18px 8px 14px;
}
.dock-left {
  display: flex; flex-direction: column; justify-content: center;
  gap: 8px; flex: 0 0 auto;
}
.play-btn {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--rose-accent); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.12s, background 0.12s;
  align-self: center;
}
.play-btn:hover { transform: scale(1.07); background: var(--rose-4); }
.play-btn svg { width: 20px; height: 20px; fill: #21100a; }
.daytype-toggle {
  display: flex; border: 1px solid var(--border); border-radius: 6px; overflow: hidden;
}
.dt-btn {
  flex: 1; background: transparent; border: none; cursor: pointer;
  font-family: var(--font-primary);
  color: var(--text-tertiary); font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.04em; padding: 5px 9px;
}
.dt-btn.active { background: var(--surface-3); color: var(--rose-4); }

.scrub-wrap { position: relative; flex: 1; min-width: 0; cursor: crosshair; }
.curve { position: absolute; inset: 0 0 16px 0; width: 100%; height: calc(100% - 16px); overflow: visible; }
.curve .area { fill: url(#curveGrad); }
.curve .stroke { fill: none; stroke: var(--rose-3); stroke-width: 2; vector-effect: non-scaling-stroke; }
.curve .hour-hit { fill: transparent; }

.playhead {
  position: absolute; top: -4px; bottom: 12px; width: 2px;
  background: var(--rose-5);
  pointer-events: none;
  box-shadow: 0 0 10px rgba(255,127,160,0.6);
}
.playhead-knob {
  position: absolute; top: -5px; left: 50%; transform: translateX(-50%);
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--rose-5);
  box-shadow: 0 0 8px rgba(255,127,160,0.8);
}
.hour-ticks {
  position: absolute; left: 0; right: 0; bottom: 0; height: 14px;
  font-family: var(--font-mono); font-size: 9px; color: var(--text-tertiary);
}
.hour-ticks span { position: absolute; transform: translateX(-50%); white-space: nowrap; }

/* ── stop popup (maplibre) ── */
.maplibregl-popup-content {
  background: rgba(12,12,16,0.97) !important;
  border: 1px solid var(--border-hover);
  border-radius: 10px !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.6) !important;
  padding: 13px 15px 11px !important;
  font-family: var(--font-primary);
  color: var(--text-primary);
  width: 268px;
}
.maplibregl-popup-tip { border-top-color: rgba(12,12,16,0.97) !important; border-bottom-color: rgba(12,12,16,0.97) !important; }
.maplibregl-popup-close-button {
  color: var(--text-tertiary) !important; font-size: 16px !important; padding: 2px 7px !important;
}
.pop-name { font-size: 13.5px; font-weight: 800; line-height: 1.2; padding-right: 14px; }
.pop-routes { margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px; }
.pop-route {
  font-family: var(--font-mono); font-size: 9.5px; font-weight: 600;
  background: var(--surface-3); color: var(--text-secondary);
  border-radius: 3px; padding: 2px 5px;
}
.pop-stats { margin-top: 8px; font-size: 11.5px; color: var(--text-secondary); line-height: 1.45; }
.pop-stats strong { color: var(--rose-4); font-weight: 800; font-variant-numeric: tabular-nums; }
.pop-chart { margin-top: 8px; }
.pop-chart svg { display: block; width: 100%; height: 56px; overflow: visible; }
.pop-chart .axis { font-family: var(--font-mono); font-size: 8px; fill: var(--text-tertiary); }
.pop-cap { margin-top: 3px; font-size: 10px; color: var(--text-tertiary); }

/* ── responsive ── */
@media (max-width: 900px) {
  :root { --panel-w: 270px; --dock-h: 104px; }
  .leader-card { display: none; }
  .ppl-title { font-size: 24px; }
  .clock-hour { font-size: 42px; }
}
@media (max-width: 640px) {
  .panel { right: 14px; width: auto; bottom: auto; }
  .panel-head .dek { display: none; }
  .dock { padding: 10px 12px 6px 10px; gap: 10px; }
}

/* ── layer toggles ── */
.layers {
  position: absolute; z-index: 25; top: 14px; right: 14px;
  display: flex; gap: 6px;
}
.layer-btn {
  background: rgba(12,12,16,0.9); color: var(--text-secondary);
  border: 1px solid var(--border); border-radius: 20px;
  font-family: var(--font-primary);
  font-size: 11px; font-weight: 700; letter-spacing: 0.03em;
  padding: 7px 13px; cursor: pointer;
  backdrop-filter: blur(4px);
  transition: color 0.12s, border-color 0.12s;
}
.layer-btn:hover { color: var(--text-primary); border-color: var(--border-hover); }
.layer-btn.active {
  color: var(--vc-black);
  background: var(--rose-4);
  border-color: var(--rose-4);
}
.layer-stat {
  position: absolute; z-index: 25; top: 52px; right: 14px;
  max-width: 340px;
  background: rgba(12,12,16,0.94);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 9px 13px;
  font-size: 12px; line-height: 1.5; color: var(--text-secondary);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.layer-stat strong { color: var(--rose-4); font-size: 14px; font-weight: 800; }
.layer-stat .stat-sep { margin: 0 7px; color: var(--text-tertiary); }
@media (max-width: 900px) {
  .layers { top: auto; bottom: calc(var(--dock-h) + 22px); right: 10px; flex-direction: column; align-items: flex-end; }
  .layer-stat { top: auto; bottom: calc(var(--dock-h) + 130px); right: 10px; }
}