.page-timeline {
  --branch-0: #69713f;
  --branch-1: #a3632d;
  --branch-2: #76503e;
  --branch-3: #47706b;
  --branch-4: #8c4f4a;
  --branch-5: #665b7c;
  --branch-6: #4f704e;
  --branch-7: #8a6a2e;
  --immersive-center-width: 72rem;
  --immersive-rail-image: url('/assets/ambience/timeline-panorama-v1.webp');
  --immersive-rail-size: auto 142%;
  --immersive-rail-opacity: 0.68;
  overflow-x: clip;
  background-color: var(--color-bg-page);
  background-image: linear-gradient(180deg, color-mix(in srgb, var(--color-bg-subtle) 58%, transparent), transparent 34rem);
  transition: background-color 320ms var(--ease-out);
}

.page-timeline[data-timeline-era="ancient"] { background-color: #efe5d4; }
.page-timeline[data-timeline-era="crossroads"] { background-color: #e6e9dc; }
.page-timeline[data-timeline-era="modern"] { background-color: #e9e3dc; }
.page-timeline[data-timeline-era="contemporary"] { background-color: #e1e9e7; }

.page-timeline main {
  position: relative;
  isolation: isolate;
  overflow: visible;
}

.page-timeline .site-footer {
  position: relative;
  z-index: 2;
}

.page-timeline main > :not(.immersive-rails) {
  position: relative;
  z-index: 1;
}

.page-timeline .immersive-panorama {
  --immersive-center-width: 72rem;
  margin-top: 0;
  margin-bottom: 0;
}

.page-timeline .immersive-panorama__media {
  background: #24231e;
}

.page-timeline .immersive-panorama__media img {
  object-position: center 52%;
}

.page-timeline .timeline-hero,
.page-timeline .timeline-jump,
.page-timeline .timeline-eras {
  width: min(100% - 2rem, 72rem);
  margin-inline: auto;
}

.page-timeline .timeline-hero { padding-block: clamp(3rem, 6vw, 5rem) clamp(2.75rem, 5vw, 4rem); }

.page-timeline .timeline-hero h1 {
  max-width: 18ch;
  margin: 0;
  color: var(--color-text-primary);
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.4rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 0.96;
  text-wrap: balance;
}

.page-timeline .timeline-hero__intro {
  max-width: 66ch;
  margin: var(--space-6) 0 0;
  color: var(--color-text-primary);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.6;
}

.page-timeline .timeline-hero__method {
  max-width: 72ch;
  margin: var(--space-3) 0 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.65;
}

.page-timeline .portrait-switch {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 0;
  margin: var(--space-6) 0 0;
  padding: 0;
  border: 0;
}

.page-timeline .portrait-switch legend {
  flex-basis: 100%;
  margin: 0 0 var(--space-2);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-timeline .portrait-switch label { position: relative; display: inline-flex; margin: 0; cursor: pointer; }
.page-timeline .portrait-switch label + label { margin-left: -1px; }
.page-timeline .portrait-switch input { position: absolute; inline-size: 1px; block-size: 1px; opacity: 0; pointer-events: none; }
.page-timeline .portrait-switch span {
  display: inline-grid;
  place-items: center;
  min-height: 2.7rem;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--color-border-strong);
  background: color-mix(in srgb, var(--color-surface) 90%, transparent);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 700;
  transition: background-color 180ms var(--ease-out), color 180ms var(--ease-out), border-color 180ms var(--ease-out);
}
.page-timeline .portrait-switch label:first-of-type span { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.page-timeline .portrait-switch label:last-of-type span { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.page-timeline .portrait-switch input:checked + span { position: relative; z-index: 1; border-color: var(--color-text-primary); background: var(--color-text-primary); color: var(--color-bg-page); }
.page-timeline .portrait-switch input:focus-visible + span { outline: 2px solid var(--color-accent-bronze); outline-offset: 3px; }

.page-timeline .timeline-hero__summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5) var(--space-7);
  margin-top: var(--space-7);
  padding-block: var(--space-5);
  border-block: 1px solid var(--color-border-strong);
}

.page-timeline .timeline-hero__summary p { margin: 0; color: var(--color-text-secondary); font-size: var(--font-size-sm); }
.page-timeline .timeline-hero__summary strong {
  margin-right: var(--space-2);
  color: var(--color-accent-bronze-hover);
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.page-timeline .timeline-active-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  margin-top: var(--space-4);
  color: var(--color-text-primary);
}
.page-timeline .timeline-active-filter > span { color: var(--color-text-secondary); font-size: var(--font-size-xs); font-weight: 750; letter-spacing: 0.06em; text-transform: uppercase; }
.page-timeline .timeline-active-filter strong { font-family: var(--font-display); font-size: var(--font-size-lg); }
.page-timeline .timeline-active-filter a { color: var(--color-accent-bronze-hover); font-size: var(--font-size-sm); font-weight: 700; text-underline-offset: 0.28em; }

.page-timeline .timeline-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  margin: var(--space-5) 0 0;
  padding: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  list-style: none;
}

.page-timeline .timeline-legend li { display: inline-flex; align-items: center; gap: var(--space-2); }
.page-timeline .timeline-legend__mark { width: 0.72rem; height: 0.72rem; border: 2px solid var(--color-accent-olive); border-radius: 50%; }
.page-timeline .timeline-legend__mark--birth { background: var(--color-accent-olive); }
.page-timeline .timeline-legend__mark--death { background: var(--color-bg-page); }
.page-timeline .timeline-legend__mark--landmark { border: 0; border-radius: 0.1rem; background: var(--color-accent-bronze); transform: rotate(45deg); }
.page-timeline .timeline-legend__line { width: 1.65rem; border-top: 2px solid var(--color-accent-olive); }
.page-timeline .timeline-legend__line--uncertain,
.page-timeline .timeline-legend__line--possible { border-top-style: dashed; }
.page-timeline .timeline-legend__line--documented { border-color: var(--color-accent-olive); }
.page-timeline .timeline-legend__line--reported { border-color: var(--color-accent-bronze); border-top-style: dashed; }
.page-timeline .timeline-legend__line--disputed { border-color: var(--branch-4); border-top-style: dashed; }
.page-timeline .timeline-legend__line--possible { border-color: var(--color-text-secondary); border-top-style: dotted; }

.page-timeline main > .timeline-jump {
  position: sticky;
  z-index: 10;
  top: var(--timeline-sticky-top, var(--header-h));
  display: flex;
  gap: var(--space-5);
  overflow-x: auto;
  padding-block: var(--space-3) calc(var(--space-3) - 2px);
  border-block: 1px solid var(--color-border-subtle);
  background: color-mix(in srgb, var(--color-bg-page) 94%, transparent);
  scrollbar-color: var(--color-border-strong) transparent;
  backdrop-filter: blur(12px);
  transition: box-shadow 180ms var(--ease-out), background-color 180ms var(--ease-out);
}

.page-timeline main > .timeline-jump.is-stuck {
  background: color-mix(in srgb, var(--color-bg-page) 98%, transparent);
  box-shadow: 0 0.9rem 1.8rem rgba(37, 35, 31, 0.1);
}

.page-timeline .timeline-jump a {
  flex: 0 0 auto;
  padding: 0.3rem 0.08rem 0.38rem;
  box-shadow: inset 0 -2px transparent;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 650;
  text-decoration-color: transparent;
  text-underline-offset: 0.3em;
  transition: box-shadow 160ms var(--ease-out), color 160ms var(--ease-out);
}

.page-timeline .timeline-jump a:hover,
.page-timeline .timeline-jump a:focus-visible { color: var(--color-accent-bronze-hover); }
.page-timeline .timeline-jump a.is-active,
.page-timeline .timeline-jump a[aria-current="location"] {
  box-shadow: inset 0 -2px var(--color-accent-bronze);
  color: var(--color-text-primary);
}
.page-timeline .timeline-eras { padding-block: 0; }
.page-timeline .timeline-era { scroll-margin-top: calc(var(--timeline-sticky-top, var(--header-h)) + 5.5rem); }
.page-timeline .timeline-era {
  --timeline-era-surface: var(--color-bg-page);
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
  background: var(--timeline-era-surface);
  box-shadow: 0 0 0 100vmax var(--timeline-era-surface);
  clip-path: inset(0 -100vmax);
}
.page-timeline .timeline-era--ancient { --timeline-era-surface: #efe5d4; }
.page-timeline .timeline-era--crossroads { --timeline-era-surface: #e6e9dc; }
.page-timeline .timeline-era--modern { --timeline-era-surface: #e9e3dc; }
.page-timeline .timeline-era--contemporary { --timeline-era-surface: #e1e9e7; }
.page-timeline .timeline-era + .timeline-era { margin-top: 0; }

@media (min-width: 1180px) {
  .page-timeline .timeline-era {
    box-shadow: none;
    clip-path: none;
  }
}

.page-timeline .timeline-era__header {
  display: grid;
  grid-template-columns: minmax(14rem, 0.72fr) minmax(18rem, 1fr);
  gap: var(--space-6) clamp(3rem, 8vw, 8rem);
  align-items: end;
  margin-bottom: var(--space-7);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border-strong);
}

.page-timeline .timeline-era__header h2 {
  max-width: 13ch;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1;
  text-wrap: balance;
}

.page-timeline .timeline-era__range {
  margin: var(--space-3) 0 0;
  color: var(--color-accent-bronze-hover);
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.page-timeline .timeline-era__header > p { max-width: 52ch; margin: 0; color: var(--color-text-secondary); font-size: var(--font-size-lg); line-height: 1.65; }

.page-timeline .branch-timeline { margin: 0; padding: 0; list-style: none; }
.page-timeline .branch-row {
  display: grid;
  grid-template-columns: var(--branch-graph-width) minmax(0, 1fr);
  min-height: 4.25rem;
}

.page-timeline .branch-row--birth { min-height: 8.5rem; }
.page-timeline .branch-row--landmark,
.page-timeline .branch-row--crossing { min-height: 7.25rem; }
.page-timeline .branch-graph { position: relative; min-width: 0; }

.page-timeline .branch-segment {
  --branch-colour: var(--branch-0);
  position: absolute;
  z-index: 1;
  width: 16px;
  margin-left: -8px;
  background: transparent;
  opacity: 0.86;
  cursor: pointer;
  transition: opacity 180ms var(--ease-out), filter 180ms var(--ease-out);
}

.page-timeline .branch-segment::after {
  content: "";
  position: absolute;
  inset-block: 0;
  left: 50%;
  width: 3px;
  border-radius: 999px;
  background: var(--branch-colour);
  transform: translateX(-50%);
}

.page-timeline .branch-segment.is-uncertain {
  width: 16px;
  margin-left: -8px;
  border: 0;
}

.page-timeline .branch-segment.is-uncertain::after {
  width: 0;
  border-left: 2px dashed var(--branch-colour);
  border-radius: 0;
  background: transparent;
}

.page-timeline .branch-segment:hover,
.page-timeline .branch-segment:focus-visible,
.page-timeline .branch-segment.is-persona-focus { z-index: 5; opacity: 1; filter: drop-shadow(0 0.2rem 0.28rem color-mix(in srgb, var(--branch-colour) 45%, transparent)); }
.page-timeline .branch-segment:hover::after,
.page-timeline .branch-segment:focus-visible::after,
.page-timeline .branch-segment.is-persona-focus::after { width: 5px; }
.page-timeline .branch-segment.is-uncertain:hover::after,
.page-timeline .branch-segment.is-uncertain:focus-visible::after,
.page-timeline .branch-segment.is-uncertain.is-persona-focus::after { width: 0; border-left-width: 4px; }
.page-timeline .branch-segment:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 2px; }

.page-timeline .timeline-eras.has-persona-focus .branch-segment:not(.is-persona-focus),
.page-timeline .timeline-eras.has-persona-focus .branch-row--birth:not(.is-persona-focus),
.page-timeline .timeline-eras.has-persona-focus .branch-row--death:not(.is-persona-focus),
.page-timeline .timeline-eras.has-persona-focus .branch-row--present:not(.is-persona-focus),
.page-timeline .timeline-eras.has-persona-focus .branch-row--crossing:not(.is-persona-focus) { opacity: 0.24; }
.page-timeline .branch-row { transition: opacity 180ms var(--ease-out); }
.page-timeline .branch-row.is-persona-focus .branch-content { background: color-mix(in srgb, var(--color-surface) 52%, transparent); }

.page-timeline .branch-colour-0 { --branch-colour: var(--branch-0); }
.page-timeline .branch-colour-1 { --branch-colour: var(--branch-1); }
.page-timeline .branch-colour-2 { --branch-colour: var(--branch-2); }
.page-timeline .branch-colour-3 { --branch-colour: var(--branch-3); }
.page-timeline .branch-colour-4 { --branch-colour: var(--branch-4); }
.page-timeline .branch-colour-5 { --branch-colour: var(--branch-5); }
.page-timeline .branch-colour-6 { --branch-colour: var(--branch-6); }
.page-timeline .branch-colour-7 { --branch-colour: var(--branch-7); }

.page-timeline .branch-node,
.page-timeline .branch-crossing-node {
  position: absolute;
  z-index: 3;
  top: 50%;
  width: 0.78rem;
  height: 0.78rem;
  border: 2px solid var(--branch-colour);
  border-radius: 50%;
  background: var(--branch-colour);
  box-shadow: 0 0.18rem 0.6rem color-mix(in srgb, var(--branch-colour) 28%, transparent);
  transform: translate(-50%, -50%);
}

.page-timeline .branch-node--death { background: var(--color-bg-page); box-shadow: none; }
.page-timeline .branch-node--present { background: var(--color-bg-page); box-shadow: 0 0 0 3px color-mix(in srgb, var(--branch-colour) 24%, transparent); }
.page-timeline .branch-landmark-line { position: absolute; z-index: 0; top: 50%; right: 0; left: 0; border-top: 1px dotted var(--color-accent-bronze); opacity: 0.55; }
.page-timeline .branch-landmark-node { position: absolute; z-index: 3; top: 50%; left: 16px; width: 0.72rem; height: 0.72rem; border-radius: 0.1rem; background: var(--color-accent-bronze); transform: translate(-50%, -50%) rotate(45deg); }
.page-timeline .branch-crossing { position: absolute; z-index: 2; inset: 0; width: 100%; height: 100%; overflow: visible; fill: none; pointer-events: none; }
.page-timeline .branch-crossing path { vector-effect: non-scaling-stroke; stroke: var(--color-accent-olive); stroke-width: 2.5; }
.page-timeline .branch-crossing--reported path { stroke: var(--color-accent-bronze); stroke-dasharray: 5 4; }
.page-timeline .branch-crossing--disputed path { stroke: var(--branch-4); stroke-dasharray: 2 4; }
.page-timeline .branch-crossing--possible path { stroke: var(--color-text-secondary); stroke-dasharray: 2 5; }
.page-timeline .branch-crossing-node { width: 0.55rem; height: 0.55rem; border-color: var(--color-accent-olive); background: var(--color-bg-page); box-shadow: none; }
.page-timeline .branch-crossing-node--reported { border-color: var(--color-accent-bronze); }
.page-timeline .branch-crossing-node--disputed { border-color: var(--branch-4); }
.page-timeline .branch-crossing-node--possible { border-color: var(--color-text-secondary); }

.page-timeline .branch-content {
  min-width: 0;
  padding: var(--space-3) 0 var(--space-4) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
}

.page-timeline .timeline-event-heading { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-3); align-items: baseline; margin-bottom: var(--space-1); }
.page-timeline .timeline-event-heading time { color: var(--color-text-primary); font-size: var(--font-size-sm); font-weight: 750; font-variant-numeric: tabular-nums; }
.page-timeline .timeline-event-heading span { color: var(--color-text-secondary); font-size: 0.7rem; font-weight: 750; letter-spacing: 0.05em; text-transform: uppercase; }

.page-timeline .timeline-persona { display: grid; grid-template-columns: 4rem minmax(0, 1fr); gap: var(--space-4); }
.page-timeline .timeline-persona__portrait { position: relative; display: grid; place-items: center; width: 4rem; height: 4rem; margin-top: 0.1rem; padding: 0; border: 0; border-radius: var(--radius-md); overflow: hidden; cursor: pointer; }
.page-timeline .timeline-persona__portrait-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; filter: saturate(0.72) contrast(1.04); transition: opacity 260ms var(--ease-out); }
.page-timeline [data-image-mode="historical"] .timeline-persona__portrait-image--historical,
.page-timeline [data-image-mode="modern"] .timeline-persona__portrait-image--modern { opacity: 1; }
.page-timeline .timeline-persona__portrait--fallback { background: var(--color-bg-subtle); color: var(--color-accent-bronze-hover); font-family: var(--font-display); font-size: 1.7rem; font-weight: 600; filter: none; }
.page-timeline .timeline-persona__portrait:focus-visible,
.page-timeline .timeline-terminal__portrait:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 3px; }
.page-timeline .timeline-persona__body { min-width: 0; }
.page-timeline .timeline-persona__heading { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }
.page-timeline .timeline-persona h3,
.page-timeline .timeline-encounter h3 { margin: 0 var(--space-1) 0 0; font-family: var(--font-display); font-size: clamp(1.3rem, 2vw, 1.65rem); font-weight: 600; letter-spacing: -0.015em; }

.page-timeline .timeline-status { display: inline-flex; align-items: center; min-height: 1.5rem; padding: 0.18rem 0.55rem; border: 1px solid var(--color-border-strong); border-radius: 999px; color: var(--color-text-secondary); font-size: 0.66rem; font-weight: 750; letter-spacing: 0.04em; line-height: 1; text-transform: uppercase; }
.page-timeline .timeline-status--fictional { border-color: color-mix(in srgb, var(--color-accent-bronze) 55%, var(--color-border-strong)); color: var(--color-accent-bronze-hover); }
.page-timeline .timeline-persona p { margin: var(--space-1) 0 var(--space-2); color: var(--color-text-secondary); font-size: var(--font-size-sm); line-height: 1.5; }
.page-timeline .timeline-persona .timeline-persona__note { color: var(--color-text-primary); }
.page-timeline .timeline-persona a { color: var(--color-accent-bronze-hover); font-size: var(--font-size-sm); font-weight: 700; text-decoration-thickness: 1px; text-underline-offset: 0.3em; }

.page-timeline .timeline-entity-action { position: relative; display: inline-flex; }
.page-timeline .timeline-entity-action__trigger { padding: 0; border: 0; background: transparent; color: inherit; font: inherit; cursor: pointer; }
.page-timeline .timeline-persona h3 .timeline-entity-action__trigger { text-align: left; text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--color-accent-bronze) 45%, transparent); text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
.page-timeline .timeline-persona h3 .timeline-entity-action__trigger:hover,
.page-timeline .timeline-persona h3 .timeline-entity-action__trigger[aria-expanded="true"] { color: var(--color-accent-bronze-hover); text-decoration-color: currentColor; }
.page-timeline .timeline-entity-action__trigger.tradition-badge { border: 1px solid color-mix(in srgb, var(--tradition-color) 52%, white); background: color-mix(in srgb, var(--tradition-color) 15%, white); color: var(--tradition-ink); }
.page-timeline .timeline-entity-action__trigger.tradition-badge:hover,
.page-timeline .timeline-entity-action__trigger.tradition-badge[aria-expanded="true"] { background: color-mix(in srgb, var(--tradition-color) 24%, white); }
.page-timeline .timeline-entity-action__trigger:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 3px; }
.page-timeline main > .timeline-eras .timeline-entity-popover {
  position: fixed;
  z-index: 80;
  inset: auto;
  width: min(18rem, calc(100vw - 2rem));
  margin: 0;
  padding: var(--space-3);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-raised);
  color: var(--color-text-primary);
  box-shadow: 0 1rem 2.4rem rgba(37, 35, 31, 0.2);
}
.page-timeline .timeline-entity-popover[hidden] { display: none; }
.page-timeline .timeline-entity-popover strong,
.page-timeline .timeline-entity-popover a,
.page-timeline .timeline-entity-popover button { display: block; width: 100%; }
.page-timeline .timeline-entity-popover strong { margin-bottom: var(--space-2); font-family: var(--font-display); font-size: var(--font-size-md); }
.page-timeline .timeline-entity-popover a,
.page-timeline .timeline-entity-popover button { padding: 0.58rem 0; border: 0; border-top: 1px solid var(--color-border-subtle); background: transparent; color: var(--color-text-primary); font: inherit; font-size: var(--font-size-sm); font-weight: 650; text-align: left; text-decoration: none; cursor: pointer; }
.page-timeline .timeline-entity-popover a:hover,
.page-timeline .timeline-entity-popover button:hover { color: var(--color-accent-bronze-hover); }
.page-timeline .timeline-entity-popover a:focus-visible,
.page-timeline .timeline-entity-popover button:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: -2px; }

.page-timeline .timeline-terminal { display: flex; gap: var(--space-3); align-items: center; min-height: 3.25rem; }
.page-timeline .timeline-terminal__visual { position: relative; flex: 0 0 auto; width: 3rem; height: 3rem; }
.page-timeline .timeline-terminal__portrait { position: relative; display: grid; place-items: center; width: 3rem; height: 3rem; padding: 0; border: 0; border-radius: 50%; background: var(--color-bg-subtle); color: var(--color-accent-bronze-hover); font-family: var(--font-display); font-size: 1.15rem; overflow: hidden; cursor: pointer; }
.page-timeline .timeline-terminal__portrait-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; filter: saturate(0.66) contrast(1.04); transition: opacity 260ms var(--ease-out); }
.page-timeline [data-image-mode="historical"] .timeline-terminal__portrait-image--historical,
.page-timeline [data-image-mode="modern"] .timeline-terminal__portrait-image--modern { opacity: 1; }
.page-timeline .timeline-terminal__cross { position: absolute; right: -0.35rem; bottom: -0.25rem; z-index: 2; width: 1.45rem; height: 1.45rem; padding: 0.18rem; border-radius: 50%; background: var(--timeline-era-surface, var(--color-bg-page)); color: var(--color-danger); fill: none; stroke: currentColor; stroke-width: 2.1; stroke-linecap: round; }
.page-timeline .timeline-terminal__body { min-width: 0; }
.page-timeline .timeline-terminal__body > strong { color: var(--color-text-primary); font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; }
.page-timeline .timeline-terminal--open .timeline-event-heading span { color: color-mix(in srgb, var(--color-accent-olive) 74%, black); }
.page-timeline .timeline-landmark { max-width: 54rem; }
.page-timeline .timeline-landmark__card { width: 100%; padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); background: var(--color-citation-bg); color: var(--color-text-primary); transition: background-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out), transform 180ms var(--ease-out); }
.page-timeline .timeline-landmark__card:focus-within,
.page-timeline .timeline-landmark__card:hover { background: color-mix(in srgb, var(--color-citation-bg) 76%, white); box-shadow: 0 0.55rem 1.3rem rgba(63, 53, 42, 0.1); transform: translateY(-1px); }
.page-timeline .timeline-landmark__summary { display: block; line-height: 1.58; }
.page-timeline .timeline-landmark__actions { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); margin-top: var(--space-3); }
.page-timeline .timeline-landmark__action { display: inline-flex; align-items: center; gap: 0.4rem; min-height: 2.2rem; padding: 0; border: 0; background: transparent; color: var(--color-accent-bronze-hover); font: inherit; font-size: var(--font-size-xs); font-weight: 750; text-align: left; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.28em; cursor: pointer; }
.page-timeline .timeline-landmark__action--world { color: var(--color-accent-olive); }
.page-timeline .timeline-landmark__action:hover { color: var(--color-text-primary); }
.page-timeline .timeline-landmark__action:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 3px; }
.page-timeline .timeline-landmark__action svg { width: 1.05rem; height: 1.05rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.page-timeline .timeline-encounter { max-width: 54rem; padding-block: var(--space-2); }
.page-timeline .timeline-encounter__place { margin: var(--space-1) 0 0; color: var(--color-accent-bronze-hover); font-size: var(--font-size-sm); font-weight: 750; }
.page-timeline .timeline-encounter > p:last-child { margin: var(--space-1) 0 0; color: var(--color-text-secondary); font-size: var(--font-size-sm); line-height: 1.55; }
.page-timeline .timeline-encounter--possible h3 { color: var(--color-text-secondary); }

.page-timeline .timeline-source-button { display: inline-flex; align-items: center; gap: 0.42rem; margin-top: var(--space-3); padding: 0; border: 0; background: transparent; color: var(--color-accent-bronze-hover); font: inherit; font-size: var(--font-size-sm); font-weight: 750; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.28em; cursor: pointer; }
.page-timeline .timeline-source-button:hover { color: var(--color-text-primary); }
.page-timeline .timeline-source-button:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 3px; }
.page-timeline .timeline-source-button svg { width: 1.05rem; height: 1.05rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.page-timeline .timeline-now { display: grid; grid-template-columns: minmax(8rem, 0.35fr) 1fr; gap: var(--space-6); margin-top: clamp(6rem, 12vw, 10rem); padding: var(--space-7); background: var(--color-text-primary); color: var(--color-bg-page); }
.page-timeline .timeline-now__date { margin: 0; color: color-mix(in srgb, var(--color-bg-page) 72%, transparent); font-size: var(--font-size-sm); font-weight: 750; letter-spacing: 0.06em; text-transform: uppercase; }
.page-timeline .timeline-now h2 { margin: 0; font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.4rem); font-weight: 500; letter-spacing: -0.025em; }
.page-timeline .timeline-now div p { max-width: 56ch; margin: var(--space-3) 0 0; color: color-mix(in srgb, var(--color-bg-page) 82%, transparent); line-height: 1.65; }

.page-timeline main > .timeline-line-popover {
  position: fixed;
  inset: auto;
  width: min(22rem, calc(100vw - 2rem));
  margin: 0;
  padding: var(--space-5);
  border: 0;
  border-radius: var(--radius-lg);
  background: #2e302a;
  color: #f7f1e6;
  box-shadow: 0 1.25rem 3rem rgba(24, 24, 20, 0.3);
}
.page-timeline .timeline-line-popover::backdrop { background: transparent; }
.page-timeline .timeline-line-popover h2 { max-width: 16ch; margin: 0; font-family: var(--font-display); font-size: 1.55rem; font-weight: 600; letter-spacing: -0.02em; }
.page-timeline .timeline-line-popover > p:not(.timeline-line-popover__empty) { margin: var(--space-3) 0 var(--space-2); color: #d7d2c8; font-size: var(--font-size-xs); font-weight: 750; letter-spacing: 0.06em; text-transform: uppercase; }
.page-timeline .timeline-line-popover ul { display: grid; gap: 0.45rem; margin: 0; padding-left: 1.15rem; color: #eee8dc; }
.page-timeline .timeline-line-popover li small { margin-left: 0.35rem; color: #bbb8ae; font-size: 0.72rem; }
.page-timeline .timeline-line-popover__empty { margin: var(--space-2) 0 0; color: #d7d2c8; font-size: var(--font-size-sm); line-height: 1.5; }
.page-timeline .timeline-line-popover__close,
.page-timeline .timeline-detail-dialog__close { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; padding: 0; border: 0; border-radius: 50%; background: transparent; color: inherit; cursor: pointer; }
.page-timeline .timeline-line-popover__close { position: absolute; top: var(--space-3); right: var(--space-3); color: #d7d2c8; }
.page-timeline .timeline-line-popover__close:hover { background: rgba(255, 255, 255, 0.09); color: white; }
.page-timeline .timeline-line-popover__close:focus-visible,
.page-timeline .timeline-detail-dialog__close:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 2px; }
.page-timeline .timeline-line-popover__close svg,
.page-timeline .timeline-detail-dialog__close svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

.page-timeline main > .timeline-detail-dialog {
  position: fixed;
  inset: 0;
  width: min(58rem, calc(100vw - 2rem));
  max-height: min(48rem, calc(100dvh - 2rem));
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: 0 1.5rem 4rem rgba(25, 23, 20, 0.32);
  overflow: auto;
}
.page-timeline .timeline-detail-dialog::backdrop { background: rgba(26, 25, 22, 0.68); backdrop-filter: blur(3px); }
.page-timeline .timeline-detail-dialog > form { position: absolute; z-index: 3; top: var(--space-3); right: var(--space-3); margin: 0; }
.page-timeline .timeline-detail-dialog__close { background: rgba(27, 26, 23, 0.78); color: #fffaf2; }
.page-timeline .timeline-detail-dialog__close:hover { background: #1f1e1b; }
.page-timeline .timeline-detail-dialog figure { position: relative; margin: 0; background: #2a2925; }
.page-timeline .timeline-detail-dialog figure img { display: block; width: 100%; max-height: 29rem; object-fit: cover; }
.page-timeline .timeline-detail-dialog figcaption { padding: var(--space-3) var(--space-5); color: #ddd6ca; font-size: var(--font-size-xs); line-height: 1.5; }
.page-timeline .timeline-detail-dialog__carousel { position: absolute; top: var(--space-3); left: var(--space-3); display: inline-flex; align-items: center; gap: var(--space-2); padding: 0.28rem; border-radius: 999px; background: color-mix(in srgb, var(--color-text-primary) 88%, transparent); color: #fffaf2; }
.page-timeline .timeline-detail-dialog__carousel[hidden] { display: none; }
.page-timeline .timeline-detail-dialog__carousel button { display: grid; place-items: center; width: 2.35rem; height: 2.35rem; padding: 0; border: 0; border-radius: 50%; background: transparent; color: inherit; cursor: pointer; }
.page-timeline .timeline-detail-dialog__carousel button:hover { background: rgba(255, 255, 255, 0.12); }
.page-timeline .timeline-detail-dialog__carousel button:focus-visible { outline: 2px solid var(--color-accent-bronze); outline-offset: 1px; }
.page-timeline .timeline-detail-dialog__carousel svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.page-timeline .timeline-detail-dialog__carousel p { min-width: 4.8rem; margin: 0; color: inherit; font-size: var(--font-size-xs); font-variant-numeric: tabular-nums; text-align: center; }
.page-timeline .timeline-detail-dialog__content { padding: clamp(1.5rem, 4vw, 3rem); }
.page-timeline .timeline-detail-dialog[data-detail-mode="world"] .timeline-detail-dialog__content { background: color-mix(in srgb, var(--color-accent-olive-soft) 42%, var(--color-surface)); }
.page-timeline .timeline-detail-dialog__date { margin: 0 0 var(--space-2); color: var(--color-accent-bronze-hover); font-size: var(--font-size-sm); font-weight: 750; font-variant-numeric: tabular-nums; }
.page-timeline .timeline-detail-dialog h2 { max-width: 26ch; margin: 0; font-family: var(--font-display); font-size: clamp(1.75rem, 4vw, 2.7rem); font-weight: 600; letter-spacing: -0.025em; line-height: 1.08; text-wrap: balance; }
.page-timeline .timeline-detail-dialog__content > p:not(.timeline-detail-dialog__date):not(.timeline-detail-dialog__note) { max-width: 68ch; margin: var(--space-4) 0 0; color: var(--color-text-secondary); line-height: 1.65; }
.page-timeline .timeline-detail-dialog dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); margin: var(--space-6) 0 0; }
.page-timeline .timeline-detail-dialog dl div { padding-top: var(--space-3); border-top: 1px solid var(--color-border-strong); }
.page-timeline .timeline-detail-dialog dt { color: var(--color-text-secondary); font-size: var(--font-size-xs); font-weight: 750; letter-spacing: 0.06em; text-transform: uppercase; }
.page-timeline .timeline-detail-dialog dd { margin: var(--space-2) 0 0; line-height: 1.58; }
.page-timeline .timeline-detail-dialog__note { max-width: 72ch; margin: var(--space-5) 0 0; color: var(--color-text-muted); font-size: var(--font-size-xs); line-height: 1.55; }
.page-timeline .timeline-detail-dialog__source { display: inline-flex; align-items: center; gap: 0.45rem; margin-top: var(--space-5); color: var(--color-accent-bronze-hover); font-weight: 750; text-underline-offset: 0.3em; }
.page-timeline .timeline-detail-dialog__source svg { width: 1.1rem; height: 1.1rem; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

@media (max-width: 700px) {
  .page-timeline .timeline-era__header { grid-template-columns: 1fr; gap: var(--space-4); }
  .page-timeline .timeline-era__header > p { font-size: 1rem; }
  .page-timeline .timeline-persona { grid-template-columns: 3rem minmax(0, 1fr); gap: var(--space-3); }
  .page-timeline .timeline-persona__portrait { width: 3rem; height: 3rem; }
  .page-timeline .timeline-now { grid-template-columns: 1fr; }
  .page-timeline .timeline-detail-dialog dl { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .page-timeline .immersive-panorama__media { contain: paint; }
  .page-timeline .timeline-hero,
  .page-timeline .timeline-jump,
  .page-timeline .timeline-eras { width: min(100% - 1.5rem, 72rem); }
  .page-timeline .timeline-hero h1 { font-size: clamp(2.65rem, 13vw, 3.6rem); }
  .page-timeline .branch-content { padding-left: var(--space-3); }
  .page-timeline .branch-row { grid-template-columns: 2rem minmax(0, 1fr); }
  .page-timeline .branch-graph { overflow: clip; }
  .page-timeline .timeline-persona { grid-template-columns: 1fr; }
  .page-timeline .timeline-persona__portrait { display: none; }
  .page-timeline .timeline-event-heading span,
  .page-timeline .timeline-terminal__body {
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .page-timeline .timeline-terminal__body { flex: 1; }
  .page-timeline .timeline-landmark { padding-inline: var(--space-3); }
  .page-timeline .timeline-line-popover:popover-open { top: auto !important; right: 0.75rem; bottom: 0.75rem; left: 0.75rem !important; width: auto; }
  .page-timeline main > .timeline-eras .timeline-entity-popover { top: auto; right: 0.75rem; bottom: 0.75rem; left: 0.75rem; width: auto; }
  .page-timeline .timeline-detail-dialog { width: calc(100vw - 1rem); max-height: calc(100dvh - 1rem); }
  .page-timeline .timeline-detail-dialog figure img { max-height: 42vh; }
}

@media (prefers-reduced-motion: no-preference) {
  .page-timeline .branch-node--birth { animation: branch-arrival 520ms cubic-bezier(0.16, 1, 0.3, 1) both; }
}

@keyframes branch-arrival {
  from { opacity: 0.35; transform: translate(-50%, -50%) scale(0.72); box-shadow: 0 0 0 transparent; }
}

@media print {
  .page-timeline .timeline-jump { position: static; }
  .page-timeline .timeline-era + .timeline-era { break-before: page; }
}