/* Phase 3 timeline design system — palette + fonts from the mockup. */
:root {
  --paper: #f6f1e7;
  --paper-warm: #efe7d4;
  --paper-deep: #e6dcc4;
  --paper-active: #ece2c8;
  --rule: #d8cdb1;
  --rule-strong: #b8a983;
  --ink: #2a2317;
  --ink-soft: #4a3f2c;
  --ink-faded: #756749;
  --ink-ghost: #a89c7d;
  --accent-cinnabar: #a13d2c;
  --accent-cinnabar-soft: #c46d5c;

  /* Keep legacy alias so auth-shell accent refs still resolve. */
  --accent: #a13d2c;
  --accent-soft: #c46d5c;
  --green: #4a6b3a;
  --red: #9c3a30;

  --lane-hutterian:  #6b3a2e;
  --lane-elders:     #4f3d6b;
  --lane-hofs-dest:  #9c3a30;
  --lane-hofs-built: #4a6b3a;
  --lane-anabaptist: #4a637a;
  --lane-personal:   #7d5a3a;
  --lane-songs:      #6b4a7d;
  --lane-catholic:   #7d3a3a;
  --lane-turkish:    #8a6e3a;
  --lane-world:      #3a5a7d;
  --lane-moravia:    #5a3a3a;
  /* Country lanes — Czech / Habsburg core in warm earth, central-European
     neighbours in cool slate, dispersal-period lanes (Russia → North America)
     in a slightly desaturated cool palette. */
  --lane-bohemia:      #5d4a3a;
  --lane-hungary:      #7d4a3a;
  --lane-slovakia:     #6e5a3a;
  --lane-transylvania: #8a5a4a;
  --lane-bavaria:      #5a4f6b;
  --lane-switzerland:  #3a6b6b;
  --lane-poland:       #4a4f7d;
  --lane-prussia:      #3a3a5d;
  --lane-russia:       #4a3a5d;
  --lane-ukraine:      #5a4a7d;
  --lane-usa:          #2e5a6b;
  --lane-canada:       #3a5a4f;

  --font-display: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Cormorant Garamond', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Menlo', monospace;

  --shadow-paper: 0 24px 48px -16px rgba(60, 40, 12, 0.18);

  /* Width of the lane-label gutter; used by both the grid layout and the
     playhead's left-position math. Narrower on phone-class viewports below. */
  --label-gutter: 96px;
}

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

html, body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  min-height: 100vh;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(120, 90, 50, 0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(80, 60, 40, 0.05) 0%, transparent 60%);
  z-index: 0;
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.35;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.16  0 0 0 0 0.13  0 0 0 0 0.08  0 0 0 0.45 0'/></filter><rect width='220' height='220' filter='url(%23n)'/></svg>");
  mix-blend-mode: multiply;
}

button { font: inherit; cursor: pointer; }
input, textarea { font: inherit; color: var(--ink); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Auth shell (login / signup / not-found) ─────────────────────── */
.auth-shell {
  max-width: 420px;
  margin: 0 auto;
  padding: 56px 24px 24px;
}
.auth-shell h1 {
  font-size: 22px;
  margin: 0 0 4px;
  letter-spacing: 0.02em;
}
.auth-shell .subtitle {
  color: var(--ink-faded);
  font-style: italic;
  margin: 0 0 24px;
}
.auth-shell form { display: block; }
.auth-shell label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 14px 0 5px;
}
.auth-shell input,
.auth-shell textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--paper-warm);
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
  resize: vertical;
}
.auth-shell input:focus,
.auth-shell textarea:focus {
  border-color: var(--ink-soft);
  box-shadow: 0 0 0 3px rgba(216, 205, 177, 0.5);
}
.auth-shell button {
  margin-top: 18px;
  width: 100%;
  padding: 12px;
  background: var(--ink);
  color: var(--paper-warm);
  border: none;
  border-radius: 5px;
  font-size: 15px;
  letter-spacing: 0.02em;
  transition: background 0.15s, opacity 0.15s;
}
.auth-shell button:hover:not(:disabled) { background: #000; }
.auth-shell button:disabled { opacity: 0.5; cursor: default; }

.auth-shell .hint {
  font-size: 13px;
  color: var(--ink-faded);
  font-style: italic;
  margin: 6px 0 0;
}
.auth-shell .error {
  margin-top: 14px;
  padding: 8px 10px;
  background: rgba(161, 61, 44, 0.08);
  border-left: 3px solid var(--accent);
  color: var(--accent);
  font-size: 13.5px;
  font-style: italic;
  border-radius: 2px;
}
.auth-shell .success {
  margin-top: 14px;
  padding: 10px 12px;
  background: rgba(74, 107, 58, 0.10);
  border-left: 3px solid var(--green);
  color: var(--ink);
  font-size: 14px;
  border-radius: 2px;
}
.auth-shell .link-row {
  margin-top: 20px;
  font-size: 13.5px;
  color: var(--ink-faded);
}
.auth-shell .stat {
  margin: 40px 0;
  color: var(--ink-faded);
  font-style: italic;
  text-align: center;
}

/* ── App shell (timeline / admin) ─────────────────────────────────── */
.app-shell {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px 32px;
}
.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
}
.topbar h1 {
  margin: 0;
  font-size: 18px;
  flex: 1;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.topbar .who {
  color: var(--ink-faded);
  font-style: italic;
  font-size: 14px;
}
.topbar-link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.topbar-btn {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 13px;
}
.topbar-btn:hover { background: var(--paper-warm); }

/* ── Timeline placeholder ─────────────────────────────────────────── */
.app-shell .subtitle {
  color: var(--ink-faded);
  font-style: italic;
}
.app-shell .stat {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.04);
  border-left: 3px solid var(--accent);
  margin: 16px 0;
}
.app-shell .error {
  color: var(--accent);
  font-style: italic;
}
ul.events {
  list-style: none;
  padding: 0;
}
ul.events li {
  padding: 8px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
ul.events .yr {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faded);
  margin-right: 12px;
}

/* ── Admin signup queue ───────────────────────────────────────────── */
.signup-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.signup-card {
  padding: 14px 16px;
  background: var(--paper-warm);
  border: 1px solid var(--rule);
  border-radius: 6px;
}
.signup-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 4px;
}
.signup-meta .who {
  font-weight: 600;
  font-size: 16px;
}
.signup-meta .email {
  color: var(--ink-faded);
  font-size: 13px;
  font-style: italic;
}
.signup-meta-2 {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faded);
  letter-spacing: 0.04em;
}
.signup-note {
  margin: 8px 0 0;
  padding: 8px 10px;
  background: var(--paper);
  border-left: 2px solid var(--ink-ghost);
  font-style: italic;
  font-size: 13.5px;
  color: var(--ink-soft);
}
.signup-actions {
  margin-top: 12px;
  display: flex;
  gap: 8px;
}
.btn {
  flex: 1;
  padding: 9px 12px;
  border-radius: 4px;
  font-size: 13.5px;
  border: 1px solid transparent;
  transition: opacity 0.15s, background 0.15s;
}
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.approve {
  background: var(--green);
  color: var(--paper-warm);
}
.btn.approve:hover:not(:disabled) { background: #3d5930; }
.btn.reject {
  background: transparent;
  color: var(--red);
  border-color: var(--red);
}
.btn.reject:hover:not(:disabled) { background: rgba(156, 58, 48, 0.08); }

/* ──────────────────────────────────────────────────────────────
   PAGE — two phones side by side on desktop, stacked on mobile.
   ────────────────────────────────────────────────────────────── */
.stage {
  position: relative;
  z-index: 2;
  max-width: 540px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}
/* On phone-class viewports the chart runs edge-to-edge; only the headers
   and prose keep a small inset so they don't kiss the screen edge. */
@media (max-width: 600px) {
  .stage {
    max-width: none;
    padding: 0 0 80px;
  }
  .page-header,
  .yearbar,
  .scrubber-frame,
  .caption {
    padding-left: 16px;
    padding-right: 16px;
  }
  .page-header {
    padding-top: 24px;
  }
  /* Chart fills the full width — no border-radius or side border on a phone,
     just rules above and below to keep it visually anchored. */
  .chart {
    border-radius: 0;
    border-left: none;
    border-right: none;
    box-shadow: none;
  }
  /* Tighten lane-label gutter on a phone so events get more horizontal room. */
  :root { --label-gutter: 76px; }
  .lane .label {
    padding: 8px 8px 8px 12px;
  }
  .lane .label .name { font-size: 12px; }
  .lane .label .count { font-size: 8.5px; }
}
/* Compact two-line header — app title + current-year/range row. */
.page-header {
  padding: 14px 0 6px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.page-header h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  line-height: 1;
}
.gear-btn {
  background: transparent;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--ink-faded);
  line-height: 0;
  transition: color 0.15s ease;
}
.gear-btn:hover { color: var(--accent-cinnabar); }
.gear-btn svg { width: 18px; height: 18px; }

/* Edit panel — slides up from the bottom of the .screen, covering the
   chart while the user is configuring lanes. */
.edit-panel {
  position: absolute;
  inset: 0;
  background: var(--paper);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.28s cubic-bezier(0.32,0.72,0.21,1);
}
.edit-panel.open { transform: translateY(0); }
.edit-panel-header {
  padding: 14px 18px 12px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.edit-panel-header h2 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}
.edit-panel-header .done-btn {
  background: var(--accent-cinnabar);
  color: var(--paper);
  border: none;
  padding: 6px 14px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.edit-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0 24px;
}
.edit-panel-section-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faded);
  padding: 14px 18px 6px;
}
.edit-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 18px;
  border-bottom: 1px solid rgba(216, 205, 177, 0.4);
  background: var(--paper);
  cursor: grab;
  user-select: none;
  touch-action: none;
}
.edit-row:hover { background: rgba(184, 169, 131, 0.08); }
.edit-row.dragging {
  opacity: 0.5;
  cursor: grabbing;
}
.edit-row .drag-handle {
  color: var(--ink-ghost);
  font-size: 14px;
  line-height: 1;
  width: 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.edit-row .drag-handle::before,
.edit-row .drag-handle::after,
.edit-row .drag-handle span {
  content: '';
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}
.edit-row .swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: currentColor;
  flex-shrink: 0;
}
.edit-row .name {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--ink);
  flex: 1;
}
.edit-row .toggle {
  width: 38px;
  height: 22px;
  background: var(--rule);
  border-radius: 11px;
  position: relative;
  transition: background 0.18s ease;
  flex-shrink: 0;
}
.edit-row.on .toggle { background: var(--accent-cinnabar); }
.edit-row .toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px; height: 18px;
  background: var(--paper);
  border-radius: 50%;
  transition: transform 0.18s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}
.edit-row.on .toggle::after { transform: translateX(16px); }

/* Yearbar — current year on the left, full data range on the right. */
.yearbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 6px 0 10px;
}
.yearbar .current-year {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 40px;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--accent-cinnabar);
  font-feature-settings: 'lnum';
}
.yearbar .range {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faded);
  letter-spacing: 0.06em;
}

/* ──────────────────────────────────────────────────────────────
   CHART — shared between both phones
   ────────────────────────────────────────────────────────────── */
.chart {
  background: var(--paper-warm);
  border-radius: 6px;
  box-shadow: var(--shadow-paper);
  border: 1px solid var(--rule);
  overflow: hidden;
  position: relative;
}
.chart .lanes {
  padding: 4px 0;
}

/* Compact (closed) lane */
.lane {
  display: grid;
  grid-template-columns: var(--label-gutter) 1fr;
  align-items: stretch;
  border-bottom: 1px solid rgba(216, 205, 177, 0.55);
  position: relative;
  transition: background 0.18s ease, min-height 0.25s ease;
  cursor: pointer;
}
.lane:last-child { border-bottom: none; }
.lane:hover .label { background: rgba(184, 169, 131, 0.08); }
.lane.compact { min-height: 42px; }

.lane .label {
  padding: 8px 10px 8px 16px;
  border-right: 1px solid rgba(216, 205, 177, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: background 0.18s ease;
}
.lane .label .name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  line-height: 1.05;
  color: var(--ink);
}
.lane .label .count {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink-faded);
  letter-spacing: 0.06em;
  margin-top: 3px;
}

.lane .track-wrap {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
/* Per-lane captions removed — see .chart-caption for the single global
   caption that floats above the lane stack. */
.lane .track {
  position: relative;
  overflow: hidden;
  min-height: 42px;
  /* Padding-block makes room for the staggered dots' top/bottom extents so the
     dot edges don't get clipped at the lane border. */
  padding-block: 6px;
}
/* Open-lane has a different structure: story panel on top, ministrip below. */
.lane.open .track {
  display: flex;
  flex-direction: column;
  min-height: 96px;
  padding: 6px 8px 4px;
  gap: 4px;
}
.story-pane {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  align-items: flex-start;
}
.story-card {
  background: transparent;
  border: none;
  padding: 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.story-yr {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  color: var(--ink-faded);
}
.story-ttl {
  font-family: var(--font-display);
  font-size: 13px;
  line-height: 1.25;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.story-empty {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12.5px;
  color: var(--ink-faded);
}
.ministrip {
  position: relative;
  height: 22px;
  flex: 0 0 auto;
  overflow: hidden;
}
.ministrip.split { height: 32px; }
.ministrip-dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
  border: 1.5px solid var(--paper-warm);
  box-shadow: 0 0 0 1px currentColor;
  transform: translate(-50%, -50%);
  top: 50%;
  cursor: pointer;
  z-index: 3;
}
.ministrip-pill {
  position: absolute;
  height: 6px;
  border-radius: 3px;
  background: currentColor;
  opacity: 0.55;
  top: calc(50% - 3px);
  cursor: pointer;
}
.ministrip-dot.ghost,
.ministrip-pill.ghost { opacity: 0.35; }
/* Pannable inner scroller — width = 100% * SPAN/VIEW_YEARS; translateX moves it. */
.scroller {
  position: absolute;
  inset: 0;
  will-change: transform;
}
/* The mockup's panning midline (.lane.compact .scroller::before) was removed:
   it lived on the scroller and so panned with content, which combined with
   the paper-bordered dots produced gappy, mismatched-looking hairlines
   across lanes. Lane separators (.lane border-bottom) provide enough
   visual structure on their own. */

/* Event dot — anchored by its center to the row x-position. transform: -50% on
   X only so the dot's vertical extent stays inside its row and isn't clipped by
   neighboring-lane borders. The inline style:top resolves to a calc that already
   targets the row's midline. */
.event-dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
  border: 1.5px solid var(--paper-warm);
  box-shadow: 0 0 0 1px currentColor;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  transform: translate(-50%, -50%);
  /* Default vertical center if no inline top is set (e.g., closed lane row 0). */
  top: 50%;
  z-index: 3;
}
.event-dot.precise { width: 11px; height: 11px; }
.event-dot.year-only { width: 7px; height: 7px; opacity: 0.78; }
/* Pierce variant: dot whose year falls inside two overlapping pills. Renders
   as a short vertical tick that visually punctures the pill underneath. */
.event-dot.pierce {
  width: 2.5px;
  height: 11px;
  border-radius: 1.5px;
  border: none;
  box-shadow: 0 0 0 1px var(--paper-warm);
}
.event-dot.pierce:hover {
  transform: translate(-50%, -50%) scaleY(1.15) scaleX(1.6);
  box-shadow: 0 0 0 1px var(--paper-warm), 0 0 0 4px rgba(161, 61, 44, 0.12);
}
.event-dot:hover {
  transform: translate(-50%, -50%) scale(1.4);
  box-shadow: 0 0 0 1.5px currentColor, 0 0 0 5px rgba(161, 61, 44, 0.12);
  z-index: 10;
}
/* Active: cursor is exactly on this event. The dot pops with a cinnabar
   ring + slight scale so the user sees what the header label refers to. */
.event-dot.active,
.ministrip-dot.active,
.ministrip-pill.active {
  box-shadow: 0 0 0 2px var(--accent-cinnabar), 0 0 0 5px rgba(161, 61, 44, 0.18);
  z-index: 11;
}
.event-dot.active,
.ministrip-dot.active {
  transform: translate(-50%, -50%) scale(1.3);
}
.event-dot:hover + .hover-card,
.event-dot:focus + .hover-card { display: block; }

/* Caption strip — sits ABOVE every closed lane's track. Always present
   (no reflow on scrub). Shows the closest ≥LABEL_WEIGHT event to the cursor
   for that lane. The single caption nearest the cursor across all lanes
   gets `.most-pronounced` styling and a higher z-index so it sits in front. */
.lane-caption {
  position: relative;
  height: 14px;
  font-family: var(--font-display);
  font-size: 10.5px;
  line-height: 1;
  color: var(--ink-faded);
  white-space: nowrap;
  overflow: visible;
  pointer-events: none;
  /* Fade out the leftmost ~12% of caption text so it dissolves before
     running into the lane-label gutter, instead of colliding with names. */
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 12%);
          mask-image: linear-gradient(to right, transparent 0%, #000 12%);
}
.lane-caption .cap-text {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  transition: left 0.18s ease-out, font-size 0.18s ease, color 0.18s ease, font-weight 0.18s ease, opacity 0.18s ease;
  opacity: 0.7;
  text-shadow:
    0 0 3px var(--paper-warm),
    0 0 3px var(--paper-warm);
}
.lane-caption .cap-text.empty { display: none; }
.lane-caption .cap-text.most-pronounced {
  color: var(--ink);
  font-weight: 600;
  font-size: 12px;
  opacity: 1;
  z-index: 30;
}
/* Subtle vertical tick from the caption down to the playhead, so the
   active caption visually anchors to its event year. */
.lane-caption .cap-text::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 100%;
  width: 1px;
  height: 4px;
  background: currentColor;
  opacity: 0.35;
}

/* Event pill — durational marker (start..end). Slim by default so two
   stacked pills fit cleanly in a single 42px lane row. */
.event-pill {
  position: absolute;
  top: 25%;
  height: 5px;
  background: currentColor;
  border-radius: 999px;
  transform: translateY(-50%);
  cursor: pointer;
  opacity: 0.78;
  transition: opacity 0.15s ease, height 0.15s ease, box-shadow 0.15s ease, top 0.18s ease;
}
.event-pill::before, .event-pill::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 2px;
  height: 9px;
  background: currentColor;
  transform: translateY(-50%);
  border-radius: 1px;
}
.event-pill::before { left: 0; }
.event-pill::after  { right: 0; }
.event-pill:hover {
  opacity: 1;
  height: 7px;
  box-shadow: 0 0 0 1px currentColor, 0 0 0 4px rgba(161, 61, 44, 0.12);
  z-index: 10;
}
.event-pill:hover + .hover-card,
.event-pill:focus + .hover-card { display: block; }

.event-ghost {
  position: absolute;
  top: 0; bottom: 0;
  width: 1px;
  background: currentColor;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

/* When a lane has any overlap, every event (pill or dot) splits across
   2 or 3 sub-rows so nothing visually stacks. */
.lane.split[data-rows="2"] .event-pill[data-row="0"],
.lane.split[data-rows="2"] .event-dot[data-row="0"]  { top: 26%; }
.lane.split[data-rows="2"] .event-pill[data-row="1"],
.lane.split[data-rows="2"] .event-dot[data-row="1"]  { top: 74%; }
/* 3-row layout: lane is taller and rows divide the space evenly. */
.lane.split[data-rows="3"] { min-height: 56px; }
.lane.split[data-rows="3"] .event-pill[data-row="0"],
.lane.split[data-rows="3"] .event-dot[data-row="0"]  { top: 18%; }
.lane.split[data-rows="3"] .event-pill[data-row="1"],
.lane.split[data-rows="3"] .event-dot[data-row="1"]  { top: 50%; }
.lane.split[data-rows="3"] .event-pill[data-row="2"],
.lane.split[data-rows="3"] .event-dot[data-row="2"]  { top: 82%; }

/* Hover popover for closed-lane events */
.hover-card {
  display: none;
  position: absolute;
  top: 50%;
  margin-top: -56px;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 11.5px;
  line-height: 1.35;
  padding: 8px 10px;
  border-radius: 3px;
  width: 180px;
  box-shadow: 0 8px 18px -4px rgba(20, 12, 4, 0.35);
  z-index: 20;
  pointer-events: none;
}
.hover-card .yr {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--paper-deep);
  text-transform: uppercase;
  margin-bottom: 3px;
  opacity: 0.85;
}
.hover-card::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--ink);
}

/* ──────────────────────────────────────────────────────────────
   OPEN LANE — scrubber-driven story pane
   One event at a time, chosen by the scrubber's current year.
   The lane height stays constant — no chart reflow when swapping.
   ────────────────────────────────────────────────────────────── */
.lane.open {
  background: var(--paper-active);
  cursor: default;
  box-shadow: inset 3px 0 0 var(--accent-cinnabar);
}
.lane.open .label {
  background: rgba(161, 61, 44, 0.04);
  border-right-color: rgba(161, 61, 44, 0.15);
}
.lane.open .label .name {
  color: var(--accent-cinnabar);
}
.lane.open .track {
  min-height: 140px;
  padding: 10px 14px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  /* Fixed structure: story-pane (top, fixed 96px) + mini-strip (bottom, 18-30px).
     No flex height computation — prevents the story from bleeding over the mini-strip. */
}
.lane.open .track::before { display: none; }

.story-pane {
  position: relative;
  flex: 0 0 auto;
  height: 96px;
  overflow: hidden;
}
.story-layer {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  transform: translateY(2px);
  transition: opacity 0.28s ease, transform 0.28s ease;
  pointer-events: none;
  overflow: hidden;
}
.story-layer.active {
  opacity: 1;
  transform: translateY(0);
}
.story-layer.empty {
  color: var(--ink-faded);
  font-style: italic;
  font-size: 12.5px;
}
.story-layer.empty.active { opacity: 0.7; }
.story-layer .yr {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-faded);
  margin-bottom: 3px;
}
.story-layer .ttl {
  font-family: var(--font-display);
  font-size: 13.5px;
  line-height: 1.32;
  color: var(--ink);
  /* Clamp to 5 lines with ellipsis so long real-data labels don't overflow
     the open-lane track. Full text is available via the dot's hover card. */
  display: -webkit-box;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.story-layer .empty-msg {
  font-family: var(--font-display);
  font-style: italic;
}
.story-layer .empty-msg .yr-no {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-faded);
  margin-right: 8px;
}

/* Mini-strip beneath the story — keeps lane density visible.
   Taller when the lane needs split sub-rows so they have room to breathe. */
.ministrip {
  position: relative;
  height: 22px;
  margin-top: 2px;
  overflow: hidden;
}
.ministrip.split[data-rows="2"] { height: 32px; }
.ministrip .scroller::before {
  content: '';
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 1px;
  background: rgba(184, 169, 131, 0.4);
}
.ministrip .ministrip-dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
  border: 1.5px solid var(--paper-active);
  box-shadow: 0 0 0 1px currentColor;
  transform: translate(-50%, -50%);
  top: 50%;
  cursor: pointer;
  transition: transform 0.28s ease, box-shadow 0.28s ease, background 0.28s ease, width 0.28s ease, height 0.28s ease, top 0.18s ease;
  z-index: 3;
}
.ministrip .ministrip-dot:hover {
  transform: translate(-50%, -50%) scale(1.6);
  box-shadow: 0 0 0 1px currentColor, 0 0 0 4px rgba(161, 61, 44, 0.12);
  z-index: 6;
}
.ministrip .ministrip-dot.pierce {
  width: 2px;
  height: 9px;
  border-radius: 1px;
  border: none;
  box-shadow: 0 0 0 1px var(--paper-active);
}
.ministrip .ministrip-dot.pierce:hover {
  transform: translate(-50%, -50%) scaleY(1.2) scaleX(1.6);
}
.ministrip .ministrip-dot.pierce.focused {
  width: 3px;
  height: 11px;
  border-radius: 1.5px;
}
.ministrip .ministrip-dot:hover + .hover-card,
.ministrip .ministrip-dot:focus + .hover-card { display: block; }
.ministrip .ministrip-dot.focused {
  background: var(--accent-cinnabar);
  width: 11px;
  height: 11px;
  box-shadow: 0 0 0 1.5px var(--accent-cinnabar), 0 0 0 5px rgba(161, 61, 44, 0.16);
  z-index: 5;
}

/* Ministrip pill — durational counterpart to the dot. Slim by default. */
.ministrip .ministrip-pill {
  position: absolute;
  top: 50%;
  height: 5px;
  background: currentColor;
  border-radius: 999px;
  transform: translateY(-50%);
  opacity: 0.78;
  cursor: pointer;
  transition: opacity 0.18s ease, height 0.18s ease, background 0.18s ease, box-shadow 0.18s ease, top 0.18s ease;
}
.ministrip .ministrip-pill:hover {
  opacity: 1;
  height: 6px;
  box-shadow: 0 0 0 1px currentColor;
  z-index: 6;
}
.ministrip .ministrip-pill:hover + .hover-card,
.ministrip .ministrip-pill:focus + .hover-card { display: block; }
.ministrip .ministrip-pill.focused {
  background: var(--accent-cinnabar);
  height: 7px;
  opacity: 1;
  box-shadow: 0 0 0 1px var(--accent-cinnabar), 0 0 0 3px rgba(161, 61, 44, 0.16);
  z-index: 5;
}
.ministrip.split[data-rows="2"] .ministrip-pill[data-row="0"],
.ministrip.split[data-rows="2"] .ministrip-dot[data-row="0"]  { top: 28%; }
.ministrip.split[data-rows="2"] .ministrip-pill[data-row="1"],
.ministrip.split[data-rows="2"] .ministrip-dot[data-row="1"]  { top: 72%; }
/* 3-row ministrip: also taller. */
.ministrip.split[data-rows="3"] { height: 42px; }
.ministrip.split[data-rows="3"] .ministrip-pill[data-row="0"],
.ministrip.split[data-rows="3"] .ministrip-dot[data-row="0"]  { top: 22%; }
.ministrip.split[data-rows="3"] .ministrip-pill[data-row="1"],
.ministrip.split[data-rows="3"] .ministrip-dot[data-row="1"]  { top: 50%; }
.ministrip.split[data-rows="3"] .ministrip-pill[data-row="2"],
.ministrip.split[data-rows="3"] .ministrip-dot[data-row="2"]  { top: 78%; }
.ministrip .hover-card { margin-top: -42px; }

/* Playhead — usually fixed at the centre of the visible track, but slides
   toward the edge once the chart can't pan any further (clamped). */
.playhead {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--accent-cinnabar);
  pointer-events: none;
  z-index: 4;
  box-shadow: 0 0 0 0.5px rgba(161, 61, 44, 0.3);
  transition: left 0.18s ease-out;
  opacity: 0.55;
}
.playhead::before {
  content: '';
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--accent-cinnabar);
}
.playhead::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-bottom: 5px solid var(--accent-cinnabar);
}

/* Year axis — same scroller mechanic so labels track the chart pan. */
.axis {
  display: grid;
  grid-template-columns: var(--label-gutter) 1fr;
  border-top: 1px solid var(--rule);
  background: var(--paper-deep);
}
.axis .axis-spacer { border-right: 1px solid var(--rule); }
.axis .axis-ticks {
  position: relative;
  overflow: hidden;
  height: 40px;
}
.axis .axis-ticks .scroller {
  padding: 4px 0;
}
.axis .tick {
  position: absolute;
  top: 2px;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faded);
  white-space: nowrap;
}
.axis .tick.major { font-weight: 600; color: var(--ink-soft); }
.axis .tick::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 14px;
  width: 1px;
  height: 4px;
  background: rgba(184, 169, 131, 0.55);
}
.axis .tick.major::before { height: 6px; background: rgba(184, 169, 131, 0.85); }

/* Scrubber — lives inside .axis-ticks as an absolute overlay. The track
   itself is invisible (the axis tick row IS the visual track); only the
   thumb is rendered, positioned at the bottom of the axis row so it
   reads as a "playhead" sitting on the timeline. */
.scrubber-frame {
  position: relative;
  margin-top: 6px;
  padding: 0 4px;
}
.scrubber-bracket {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  height: 18px;
  border-left:  2px solid currentColor;
  border-right: 2px solid currentColor;
  color: var(--ink-soft, #5a4632);
  opacity: 0.4;
  pointer-events: none;
  transition: left 0.15s ease, width 0.15s ease, opacity 0.15s ease;
  z-index: 2;
}
/* Hide bracket entirely when it'd be skinnier than ~6px (≈ default zoom). */
.scrubber-bracket.collapsed { opacity: 0; }
.zoom-control {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-family: var(--font-display, 'EB Garamond', Georgia, serif);
  font-size: 11px;
  color: var(--ink-faded, #8c7858);
}
.zoom-label { user-select: none; cursor: default; }
.zoom-slider {
  flex: 0 1 120px;
  height: 14px;
  appearance: none;
  background: transparent;
  cursor: pointer;
}
.zoom-slider::-webkit-slider-runnable-track {
  height: 2px; background: currentColor; opacity: 0.4; border-radius: 2px;
}
.zoom-slider::-webkit-slider-thumb {
  appearance: none; width: 14px; height: 14px; border-radius: 50%;
  background: var(--ink, #2a1d10); margin-top: -6px; cursor: grab;
}
.zoom-fit {
  background: none; border: 1px solid currentColor; color: inherit;
  font: inherit; padding: 1px 6px; border-radius: 3px; cursor: pointer;
  opacity: 0.7;
}
.zoom-fit:hover { opacity: 1; }
.scrubber {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  /* Confined to bottom half of the 40px axis row so the thumb sits
     BELOW the year labels (which live near the top). */
  height: 22px;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  outline: none;
  margin: 0;
  padding: 0;
  z-index: 3;
  cursor: grab;
}
.scrubber::-webkit-slider-runnable-track { background: transparent; height: 100%; }
.scrubber::-moz-range-track             { background: transparent; height: 100%; }
.scrubber::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent-cinnabar);
  cursor: grab;
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--accent-cinnabar), 0 3px 6px -1px rgba(161, 61, 44, 0.5);
  /* Sit at the vertical center of the axis ticks row (28px tall). */
  margin-top: 0;
}
.scrubber::-moz-range-thumb {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--accent-cinnabar);
  cursor: grab;
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--accent-cinnabar), 0 3px 6px -1px rgba(161, 61, 44, 0.5);
}
/* unused — kept so any leftover JS query doesn't NPE */
.scrubber-ticks {
  display: none;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-faded);
}

/* Footnote / caption */
.caption {
  margin-top: 16px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12.5px;
  color: var(--ink-faded);
  line-height: 1.5;
  padding-left: 4px;
  border-left: 2px solid var(--rule);
  padding-left: 10px;
}
.caption strong {
  color: var(--ink-soft);
  font-weight: 500;
  font-style: normal;
}

.tune-bar {
  display: flex;
  justify-content: center;
  padding: 4px 0 6px;
  border-top: 1px solid var(--rule, #b8a47e);
  background: var(--paper-warm, #f5ecd6);
}
.tune-link {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft, #5a4632);
  text-decoration: none;
  opacity: 0.7;
  padding: 2px 10px;
  border-radius: 3px;
}
.tune-link:hover { opacity: 1; background: rgba(0,0,0,0.05); }
.debug-panel {
  position: fixed; right: 10px; bottom: 30px;
  background: rgba(252,247,232,0.97);
  border: 1px solid var(--rule, #b8a47e);
  padding: 10px 12px; border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px; line-height: 1.4;
  color: var(--ink, #2a1d10);
  max-width: 300px;
  z-index: 1000;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.debug-panel[hidden] { display: none; }
.debug-row { margin-bottom: 4px; }
.debug-thresholds { font-size: 10px; margin-bottom: 6px; }
.debug-thresholds div { display: flex; justify-content: space-between; gap: 8px; }
.debug-panel button {
  margin-right: 6px; padding: 2px 8px;
  font: inherit; font-size: 10px;
  background: none; border: 1px solid currentColor;
  border-radius: 3px; cursor: pointer;
}
.dbg-slider-row {
  display: grid;
  grid-template-columns: 90px 1fr 36px;
  align-items: center;
  gap: 6px;
  margin-bottom: 3px;
  font-size: 10px;
}
.dbg-slider-row label { color: var(--ink-soft, #5a4632); }
.dbg-slider-row input[type=range] {
  width: 100%;
  height: 12px;
  appearance: none;
  background: transparent;
  cursor: pointer;
}
.dbg-slider-row input[type=range]::-webkit-slider-runnable-track {
  height: 2px; background: currentColor; opacity: 0.4; border-radius: 2px;
}
.dbg-slider-row input[type=range]::-webkit-slider-thumb {
  appearance: none; width: 10px; height: 10px; border-radius: 50%;
  background: var(--ink, #2a1d10); margin-top: -4px;
}
.dbg-val { text-align: right; font-variant-numeric: tabular-nums; }
.dbg-warn { color: var(--accent-cinnabar, #8a3a2a); font-style: italic; font-size: 9px; }

/* ── Event tap-pill (State 1) ──
   A slim one-line label that appears on TAP of a dot/pill. Year + short
   event text + arrow. Tapping the pill itself opens the full detail
   screen (State 2). */
.event-card {
  position: absolute;
  z-index: 50;
  background: var(--paper-warm, #f5ecd6);
  border: 1px solid var(--rule, #b8a47e);
  border-radius: 999px;
  box-shadow: 0 4px 10px -3px rgba(20,12,4,0.25);
  padding: 4px 10px 4px 12px;
  max-width: 260px;
  display: flex; align-items: center; gap: 6px;
  font-family: var(--font-display, 'EB Garamond', Georgia, serif);
  font-size: 12px; line-height: 1.2;
  color: var(--ink, #2a1d10);
  transform: translate(-50%, calc(-100% - 10px));
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.event-card[hidden] { display: none; }
body:has(.event-card:not([hidden])) .hover-card { display: none !important; }
.event-card .ec-yr {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  color: var(--ink-soft, #5a4632);
  flex-shrink: 0;
}
.event-card .ec-label {
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.event-card .ec-arrow {
  font-size: 13px;
  color: var(--ink-soft, #5a4632);
  flex-shrink: 0;
  margin-left: 2px;
}
.event-card::after {
  content: '';
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--rule, #b8a47e);
}

/* ── Event detail panel ──
   Covers the upper 2/3 of the chart-shell. Reveals from the bottom-up like
   peeling a page back. The leading edge carries a soft cast-shadow so it
   reads as a separate sheet of paper lifted over the chart. */
.event-page {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 66.67%;
  background: var(--paper-warm, #f5ecd6);
  border-top: 1px solid var(--rule, #b8a47e);
  box-shadow:
    0 -14px 28px -14px rgba(20, 12, 4, 0.35),
    0 -8px 16px -12px rgba(20, 12, 4, 0.2);
  z-index: 5;
  display: flex;
  flex-direction: column;
  transform: translateY(101%) rotate(0.6deg);
  transform-origin: 0% 0%;
  transition:
    transform 0.42s cubic-bezier(0.22, 0.61, 0.36, 1),
    opacity   0.22s ease-out;
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
}
.event-page.open {
  transform: translateY(0) rotate(0deg);
  opacity: 1;
  pointer-events: auto;
}
/* Faint "underpage" shadow seam that mimics the curl of a page being lifted. */
.event-page::after {
  content: '';
  position: absolute;
  left: 0; right: 0; top: -8px;
  height: 8px;
  background: linear-gradient(to top, rgba(20, 12, 4, 0.16), transparent);
  pointer-events: none;
}
.event-page .ep-header {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px 6px;
  border-bottom: 1px solid var(--rule, #b8a47e);
  flex-shrink: 0;
}
.event-page .ep-back {
  background: none; border: none;
  font-size: 18px; line-height: 1;
  color: var(--ink, #2a1d10);
  cursor: pointer;
  padding: 2px 6px;
  flex-shrink: 0;
}
.event-page .ep-header-text { flex: 1; min-width: 0; }
.event-page .ep-yr {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 9.5px; letter-spacing: 0.12em;
  color: var(--ink-soft, #5a4632);
  text-transform: uppercase;
}
.event-page .ep-title {
  font-family: var(--font-display, 'EB Garamond', Georgia, serif);
  font-size: 13.5px; line-height: 1.3;
  color: var(--ink, #2a1d10);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.event-page .ep-body {
  flex: 1; min-height: 0;
  overflow-y: auto;
  padding: 10px 14px;
  font-family: var(--font-display, 'EB Garamond', Georgia, serif);
  font-size: 13px; line-height: 1.5;
  color: var(--ink, #2a1d10);
  -webkit-overflow-scrolling: touch;
}
.event-page .ep-note {
  margin: 0 0 10px;
  color: var(--ink-soft, #5a4632);
  font-style: italic;
}
.event-page .ep-placeholder {
  margin-top: 10px;
  padding: 8px 10px;
  background: rgba(0,0,0,0.04);
  border-left: 3px solid var(--rule, #b8a47e);
  font-size: 11.5px;
  color: var(--ink-soft, #5a4632);
  font-style: italic;
}
/* Chronicle excerpt block — rendered when an event is linked to a
   Hutterian Chronicle chapter. The chapter prose is set in the body
   serif and bracketed by a "from the Chronicle" relation label above
   and an attribution line below. */
.event-page .ep-chronicle {
  margin-top: 12px;
  padding: 10px 12px 8px;
  background: var(--paper, #f8efd9);
  border-left: 3px solid var(--accent-cinnabar, #a13d2c);
  border-radius: 0 4px 4px 0;
}
.event-page .ep-chron-rel {
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faded, #756749);
  margin-bottom: 4px;
}
.event-page .ep-chron-rel.soft {
  color: var(--ink-ghost, #a89c7d);
  font-style: italic;
}
.event-page .ep-chron-header {
  margin: 0 0 8px;
  font-family: 'Fraunces', var(--font-display, 'EB Garamond'), Georgia, serif;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--ink, #2a1d10);
}
.event-page .ep-chron-body {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink, #2a1d10);
  white-space: pre-wrap;
}
.event-page .ep-chron-attr {
  margin-top: 10px;
  padding-top: 6px;
  border-top: 1px dashed var(--rule, #b8a47e);
  font-size: 10.5px;
  line-height: 1.4;
  color: var(--ink-faded, #756749);
  font-style: italic;
}
.event-page .ep-footer {
  border-top: 1px solid var(--rule, #b8a47e);
  padding: 6px 14px;
  background: var(--paper-deep, #ebe1c6);
  flex-shrink: 0;
}
.event-page .ep-open-sources {
  display: block; width: 100%;
  padding: 7px;
  background: var(--ink, #2a1d10);
  color: var(--paper-warm, #f5ecd6);
  border: none; border-radius: 4px;
  font-family: var(--font-display, 'EB Garamond', Georgia, serif);
  font-size: 12.5px;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}
.event-page .ep-open-sources:hover { background: #000; }

/* ── Chart shell (replaces mockup's .device > .stage chain) ─────────── */
.chart-shell {
  position: relative;
  z-index: 2;
  max-width: 540px;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
  /* Fit within the viewport so the scrubber stays visible and the lane
     stack can scroll internally if there are more lanes than fit. */
  height: calc(100vh - 16px);
  display: flex;
  flex-direction: column;
}
.chart-shell .chart {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
/* Global caption: shows the most-pronounced event near the cursor, anchored
   under the playhead. One line, short label only. */
.chart-caption {
  position: relative;
  height: 20px;
  flex: 0 0 auto;
  border-bottom: 1px solid rgba(216, 205, 177, 0.4);
}
.chart-caption-text {
  position: absolute;
  bottom: 2px;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 12px;
  line-height: 1.05;
  color: var(--ink);
  white-space: nowrap;
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
}
.chart-shell .lanes {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
}
@media (max-width: 600px) {
  .chart-shell { max-width: none; padding: 0; height: 100vh; }
}

/* Event marker: open-lane positioned absolutely inside the .lane-track.open */
.event-marker {
  position: absolute;
  transform: translate(-50%, 0);
}
.event-marker.event-pill { transform: translate(0, 0); }
.event-marker-btn {
  background: transparent; border: none; padding: 4px 6px;
  font: inherit; color: inherit; cursor: pointer;
  display: flex; align-items: center; gap: 6px;
}
.event-label {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--ink);
  white-space: nowrap;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Gear button in header */
.gear-btn {
  width: 32px; height: 32px;
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  color: var(--ink-soft);
  border-radius: 50%;
  font-size: 14px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.gear-btn:hover { background: var(--paper-deep); }

/* ── Scrubber lane (bottom of chart-shell) ──────────────────────────── */
.scrub-lane {
  display: grid;
  grid-template-columns: var(--label-gutter) 1fr;
  align-items: stretch;
  border-top: 1px solid var(--rule-strong);
  background: var(--paper-warm);
  position: relative;
  min-height: 56px;
  flex: 0 0 auto;
  user-select: none;
}
.scrub-label {
  padding: 8px 10px 8px 16px;
  border-right: 1px solid rgba(216, 205, 177, 0.7);
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.scrub-year {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  color: var(--accent-cinnabar);
  font-variant-numeric: tabular-nums;
}
.scrub-track-wrap {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
/* Top half: year-tick scale reflecting the FULL data range. Window-edge
   chevrons sit at the bottom of this row at the visible-window fractions. */
.scrub-scale {
  position: relative;
  height: 22px;
  flex: 0 0 auto;
}
.scrub-tick {
  position: absolute;
  top: 0;
  bottom: 0;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
}
.scrub-tick::before {
  content: '';
  width: 1px;
  background: var(--ink-faded);
  margin-bottom: 2px;
}
.scrub-tick-major::before { height: 7px; }
.scrub-tick-mid::before {
  height: 5px;
  opacity: 0.85;
}
.scrub-tick-minor::before {
  height: 3px;
  opacity: 0.6;
}
.scrub-tick-sub::before {
  height: 2px;
  opacity: 0.4;
}
.scrub-tick-label {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink-faded);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
/* Bottom half: draggable track with axis line + handle. */
.scrub-track {
  position: relative;
  flex: 1 1 auto;
  min-height: 28px;
  cursor: ew-resize;
  touch-action: none;
}
.scrub-axis {
  position: absolute;
  left: 0; right: 0;
  top: 50%;
  height: 2px;
  background: var(--rule-strong);
  border-radius: 1px;
  transform: translateY(-50%);
  pointer-events: none;
}
/* Draggable handle — vertical bar with circular grip. Extends through the
   year-scale row too so the cursor reads as one continuous line from the
   top of the lane stack down through the scrubber. */
.scrub-handle {
  position: absolute;
  top: -22px; /* extend up through .scrub-scale row */
  bottom: 0;
  width: 2px;
  background: var(--accent-cinnabar);
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 2;
}
.scrub-handle::after {
  content: '';
  position: absolute;
  top: calc(50% + 11px); /* center within just the .scrub-track (axis row) */
  left: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--paper-warm);
  border: 2px solid var(--accent-cinnabar);
  transform: translate(-50%, -50%);
  box-shadow: 0 1px 3px rgba(60, 40, 12, 0.18);
}

/* Visible-window indicator: translucent cinnabar band on the axis row,
   showing the current view-window's slice of the full data range. Always
   visible (clamps to min 0.5% width) so high zoom doesn't collapse it. */
.scrub-window-band {
  position: absolute;
  top: 50%;
  height: 10px;
  background: rgba(161, 61, 44, 0.18);
  border-left: 1.5px solid var(--accent-cinnabar);
  border-right: 1.5px solid var(--accent-cinnabar);
  transform: translateY(-50%);
  pointer-events: none;
  z-index: 1;
}