/* Publishing history page: hero figures, view stage, tree, timeline, publisher chain, title grid, sources, detail drawer */
/* Hero */
.hero { padding-block: var(--space-10) var(--space-8); }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: var(--space-6); align-items: stretch; }
.hero__copy { display: grid; gap: var(--space-5); align-content: center; padding: var(--space-8); }
.hero h1 { font-size: var(--text-3xl); letter-spacing: -.035em; }
.hero__lead { font-size: var(--text-md); color: var(--color-ink-soft); max-width: 62ch; line-height: 1.6; }
.hero__lead strong { color: var(--color-ink); font-weight: 600; }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.hero__logo { display: block; width: clamp(150px, 18vw, 232px); height: auto; }
.figures { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: var(--space-4); align-content: stretch; }
.figure { display: grid; gap: var(--space-2); align-content: start; padding: clamp(1.5rem, 1rem + 1.5vw, 2.25rem); }
.figure__note { margin-top: var(--space-1); line-height: 1.5; }
.figure__num { font-size: clamp(2.4rem, 1.8rem + 2.4vw, 3.6rem); font-weight: 600; letter-spacing: -.04em; line-height: 1; color: var(--color-teal-deep); font-variant-numeric: tabular-nums; }
.figure__label { font-weight: 600; font-size: var(--text-sm); }
.figure__note { font-size: var(--text-xs); color: var(--color-ink-soft); }
@media (max-width: 899px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); }
  .hero__copy { padding: var(--space-6); }
}
@media (max-width: 420px) {
  .figures { gap: var(--space-3); }
  .hero__copy { padding: var(--space-5); }
}

/* Tabs sliding */
.t-tabs { position: relative; display: inline-flex; align-items: center; gap: 3px; padding: 3px; border-radius: 48px; background: var(--tabs-bar-bg); }
.t-tab { position: relative; appearance: none; border: 0; background: transparent; height: 30px; padding: 4px 12px;
  color: var(--tabs-text-muted); cursor: pointer; border-radius: 48px; z-index: 1; transition: color var(--tabs-dur) var(--tabs-ease); }
.t-tab:not([aria-selected="true"]):hover, .t-tab[aria-selected="true"] { color: var(--tabs-text-active); }
.t-tabs-pill { position: absolute; top: 3px; left: 0; height: 30px; width: 0; background: var(--tabs-pill-bg); border-radius: 48px;
  transform: translateX(0); transition: transform var(--tabs-dur) var(--tabs-ease), width var(--tabs-dur) var(--tabs-ease);
  will-change: transform, width; z-index: 0; pointer-events: none; }
@media (prefers-reduced-motion: reduce) { .t-tabs-pill, .t-tab { transition: none !important; } }
/* sizing for this page */
.t-tabs { padding: 5px; box-shadow: var(--press); max-width: 100%; }
.t-tab { height: 40px; padding: 4px 18px; font: 600 var(--text-sm)/1 var(--font-sans); white-space: nowrap; }
.t-tabs-pill { top: 5px; height: 40px; background: var(--button-gradient); box-shadow: var(--raise-sm); }
@media (max-width: 420px) { .t-tab { padding: 4px 12px; } }

.stage { padding: var(--space-6); }
.stage__top { display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; align-items: center; margin-bottom: var(--space-5); }
.stage__hint { font-size: var(--text-sm); color: var(--color-ink-soft); max-width: 60ch; }
.view { animation: view-in var(--duration-slow) var(--ease-smooth-out) both; }
@keyframes view-in { from { opacity: 0; filter: blur(3px); transform: translateY(8px); } to { opacity: 1; filter: none; transform: none; } }
@media (prefers-reduced-motion: reduce) { .view { animation: none; } }

/* Tree */
.tree-scroll { overflow-x: auto; overflow-y: hidden; border-radius: 24px; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; }
.tree-scroll:focus-visible { outline-offset: -2px; }
.tree-canvas { position: relative; min-width: 860px; width: 100%; } /* fits the stage from about 1024px viewport width; below it scrolls sideways */
.tree-canvas svg { display: block; width: 100%; height: auto; }
.tree-nodes { position: absolute; inset: 0; pointer-events: none; }
.tree-hint { display: none; font-size: var(--text-xs); color: var(--color-ink-soft); margin-top: var(--space-2); }
@media (max-width: 1023px) { .tree-hint { display: block; } }
.tree-line { fill: none; stroke-linecap: round; }
/* lines draw slowly, but the stagger is capped so the last ones (the orange DE editions) start within about 1s */
.js .tree-line.draw { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 2.4s cubic-bezier(.45, 0, .2, 1); transition-delay: calc(min(var(--i, 0), 24) * 40ms); }
.js .tree-svg.is-drawn .tree-line.draw { stroke-dashoffset: 0; }
.js .tree-line.fade { opacity: 0; transition: opacity 1.2s var(--ease-smooth-out); transition-delay: calc(min(var(--i, 0), 24) * 40ms + .3s); }
.js .tree-svg.is-drawn .tree-line.fade { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .js .tree-line.draw { stroke-dashoffset: 0; transition: none; }
  .js .tree-line.fade { opacity: 1; transition: none; }
}
.tree-label { font: 600 12px var(--font-sans); fill: var(--color-ink); }
.tree-label--soft { font-weight: 500; fill: var(--color-ink-soft); }
.tree-axis { font: 500 11px var(--font-sans); fill: var(--color-ink-soft); font-variant-numeric: tabular-nums; }
.tree-era { font: 600 10.5px var(--font-sans); fill: var(--color-ink-soft); letter-spacing: .06em; text-transform: uppercase; }
.tree-bar-label { font: 600 12px var(--font-sans); fill: var(--springer-ink); }
.tree-de-label { font: 600 10.5px var(--font-sans); fill: var(--springer-orange-ink); }
.dot--deo { width: 9px; height: 9px; border: 2px solid var(--springer-orange); background: var(--node-fill); }
.dot--deend { width: 12px; height: 12px; border: 2.5px solid var(--springer-orange); background: var(--node-fill); }

/* Tree nodes (HTML overlay, tooltip) */
.t-tt-wrap { position: relative; display: inline-block; }
.t-tt { position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translate(-50%, 0) scale(var(--tt-scale)); transform-origin: 50% 100%;
  padding: 8px 12px; border-radius: 8px; background: var(--tt-bg); color: var(--tt-fg); white-space: nowrap;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.06), 0 2px 6px 0 rgba(0, 0, 0, 0.05), 0 4px 42px 0 rgba(0, 0, 0, 0.06);
  opacity: 0; pointer-events: none;
  transition: opacity var(--tt-out-dur) var(--tt-out-ease), transform var(--tt-out-dur) var(--tt-out-ease); }
.t-tt-wrap:hover .t-tt, .t-tt-trigger:focus-visible + .t-tt { opacity: 1; transform: translate(-50%, 0) scale(1);
  transition-duration: var(--tt-in-dur); transition-timing-function: var(--tt-in-ease); transition-delay: var(--tt-delay); }
@media (prefers-reduced-motion: reduce) { .t-tt { transition: none !important; } }
/* placement for this page */
.node { position: absolute; transform: translate(-50%, -50%); pointer-events: auto; z-index: 1; }
.node:hover, .node:focus-within { z-index: 5; }
.node .t-tt { white-space: normal; width: max-content; max-width: 250px; font-size: var(--text-xs); line-height: 1.4; z-index: 6; }
.node .t-tt strong { display: block; font-size: var(--text-sm); margin-bottom: 2px; }
.node.tt-end .t-tt { left: auto; right: -10px; transform: scale(var(--tt-scale)); transform-origin: 100% 100%; }
.node.tt-end:hover .t-tt, .node.tt-end .t-tt-trigger:focus-visible + .t-tt { transform: scale(1); }
.node.tt-start .t-tt { left: -10px; transform: scale(var(--tt-scale)); transform-origin: 0 100%; }
.node.tt-start:hover .t-tt, .node.tt-start .t-tt-trigger:focus-visible + .t-tt { transform: scale(1); }
.node.tt-below .t-tt { bottom: auto; top: calc(100% + 8px); transform-origin: 50% 0; }
.node-btn { display: grid; place-items: center; width: 22px; height: 22px; padding: 0; border: 0; background: none; cursor: pointer; border-radius: 50%; }
.node-btn::before { content: ""; position: absolute; inset: -6px; border-radius: 50%; }
.node-btn:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 1px; }
.dot { display: block; width: 12px; height: 12px; border-radius: 50%; background: var(--node-fill); border: 2.5px solid var(--line-main);
  transition: transform var(--duration-fast) var(--ease-bounce); }
.node-btn:hover .dot, .node-btn:focus-visible .dot { transform: scale(1.35); }
.dot--pub { width: 8px; height: 8px; border-width: 0; background: var(--line-main); box-shadow: 0 0 0 2px var(--node-fill); }
.dot--title { width: 11px; height: 11px; border-radius: 2px; transform: rotate(45deg); }
.node-btn:hover .dot--title, .node-btn:focus-visible .dot--title { transform: rotate(45deg) scale(1.35); }
.dot--split { background: var(--line-main); }
.dot--relaunch { width: 14px; height: 14px; box-shadow: 0 0 0 2px var(--node-fill), 0 0 0 4px var(--line-main); }
.dot--announced { border-style: dashed; }
.dot--de { border-color: var(--line-de); }
.dot--end { width: 9px; height: 9px; border-width: 2px; border-color: var(--line-pre); }
.dot--pre { border-color: var(--line-pre); }
.dot--ended { border-color: var(--line-ended); width: 10px; height: 10px; border-width: 2px; }
.dot--heritage { width: 12px; height: 12px; border: 2.5px solid var(--springer-orange); background: var(--springer-dot); box-shadow: 0 0 0 1.5px var(--springer); border-radius: 3px; }
.node-btn:hover .dot--heritage, .node-btn:focus-visible .dot--heritage { border-width: 3.5px; box-shadow: 0 0 0 2px #ffffff, 0 0 0 4px var(--springer); }
.dot--sp { width: 12px; height: 12px; border: 2.5px solid var(--springer-orange); background: var(--springer-dot); box-shadow: 0 0 0 1.5px var(--springer); }
.node-btn:hover .dot--sp, .node-btn:focus-visible .dot--sp { border-width: 3.5px; box-shadow: 0 0 0 2px #ffffff, 0 0 0 4px var(--springer); }
.dot--ci { width: 10px; height: 10px; border-width: 2px; border-color: var(--line-de); border-radius: 2px; background: var(--line-de); }

.legend { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: var(--space-4); font-size: var(--text-xs); color: var(--color-ink-soft); list-style: none; padding: 0; }
.legend li { display: inline-flex; align-items: center; gap: 8px; }
.legend .dot { flex: none; }
.legend svg { width: 28px; height: 8px; flex: none; }
.legend-note { margin-top: var(--space-3); font-size: var(--text-xs); color: var(--color-ink-soft); max-width: 80ch; }

/* Timeline */
.chips { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-6); }
.chip { border: 0; cursor: pointer; font: 600 var(--text-xs)/1 var(--font-sans); color: var(--color-ink-soft);
  padding: 9px 14px; min-height: 34px; border-radius: 999px; background: var(--button-gradient); box-shadow: var(--raise-sm);
  transition: box-shadow var(--duration-fast) var(--ease-smooth-out), color var(--duration-fast) var(--ease-smooth-out); }
.chip[aria-pressed="true"] { box-shadow: var(--press-sm); background: var(--m-well); color: var(--color-teal-deep); }
.timeline { list-style: none; margin: 0; padding: 0; position: relative; display: grid; gap: var(--space-3); }
.timeline::before { content: ""; position: absolute; left: 86px; top: 8px; bottom: 8px; width: 2px; background: var(--color-line); border-radius: 2px; }
.tl-item { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 30px; align-items: start; position: relative; }
.tl-item::before { content: ""; position: absolute; left: 81px; top: 9px; width: 12px; height: 12px; border-radius: 50%; background: var(--node-fill); border: 2.5px solid var(--line-main); }
.tl-item.is-company::before { border-color: var(--color-slate); border-radius: 3px; }
.tl-date { font-weight: 600; font-size: var(--text-sm); color: var(--color-teal-deep); text-align: right; font-variant-numeric: tabular-nums; padding-top: 4px; }
.tl-body { padding: var(--space-3) var(--space-4); border-radius: 18px; background: var(--m-surface); box-shadow: var(--raise-sm); display: grid; gap: 6px; min-width: 0; }
.tl-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tl-tag { font: 600 11px/1.2 var(--font-sans); color: var(--color-teal-deep); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-decoration-color: var(--color-line); text-underline-offset: 3px; }
.tl-tag:hover { text-decoration-color: currentColor; }
.tl-tag--plain { cursor: default; text-decoration: none; color: var(--color-slate); }
.tl-text { font-size: var(--text-sm); }
.tl-src { font-size: var(--text-xs); color: var(--color-ink-soft); display: flex; flex-wrap: wrap; gap: 4px 12px; }
.tl-src a:hover { color: var(--color-teal-deep); }
.tl-empty { font-size: var(--text-sm); color: var(--color-ink-soft); }
/* Parallel columns: Switzerland left, Germany right */
.tl-split, .tl-pair { grid-template-columns: 72px 30px minmax(0, 1fr) 40px minmax(0, 1fr); column-gap: 0; }
.tl-split--ch .tl-body { grid-column: 3; }
.tl-split--de .tl-body { grid-column: 5; }
.tl-pair-row { grid-column: 3 / span 3; display: grid; grid-template-columns: minmax(0, 1fr) 40px minmax(0, 1fr); align-items: stretch; min-width: 0; }
.tl-card { padding: var(--space-5); display: grid; gap: 8px; align-content: start; min-width: 0; border-radius: 24px; }
.tl-card h3 { font-size: var(--text-md); }
.tl-card .facts { font-size: var(--text-xs); margin: 0; }
.tl-card-link { all: unset; cursor: pointer; }
.tl-card-link:hover { color: var(--color-teal-deep); }
.tl-card-link:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; border-radius: 4px; }
.tl-col { font-size: 10.5px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--color-teal-deep); }
.tl-split--de .tl-col, .tl-pair .tl-card:last-child .tl-col { color: var(--springer-orange-ink); }
.tl-pair-link { align-self: center; height: 0; border-top: 2.2px dotted var(--springer-orange); margin-inline: 4px; }
@media (max-width: 767px) {
  .tl-split, .tl-pair { grid-template-columns: 72px 30px minmax(0, 1fr); }
  .tl-split--ch .tl-body, .tl-split--de .tl-body, .tl-pair-row { grid-column: 3; }
  .tl-pair-row { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 28px auto; }
  .tl-pair-link { justify-self: start; align-self: stretch; height: auto; width: 0; border-top: 0; border-left: 2.2px dotted var(--springer-orange); margin: 4px 0 4px 28px; }
}
@media (max-width: 560px) {
  .timeline::before { left: 6px; }
  .tl-item, .tl-split, .tl-pair { grid-template-columns: minmax(0, 1fr); gap: 4px; padding-left: 26px; }
  .tl-split--ch .tl-body, .tl-split--de .tl-body, .tl-pair-row { grid-column: 1; }
  .tl-item::before { left: 1px; top: 6px; }
  .tl-date { text-align: left; padding-top: 0; }
}

/* Company chain */
.chain { list-style: none; margin: 0; padding: 0; display: grid; gap: 32px; }
.step { position: relative; display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: var(--space-5); padding: var(--space-5) var(--space-6); border-radius: 26px;
  background: var(--m-surface); box-shadow: var(--raise-sm); min-width: 0; }
.step + .step::before { content: ""; position: absolute; left: calc(var(--space-6) + 17px); top: -30px; width: 2px; height: 22px; background: var(--color-teal); border-radius: 2px; }
.step + .step::after { content: ""; position: absolute; left: calc(var(--space-6) + 13px); top: -12px; border: 5px solid transparent; border-top: 6px solid var(--color-teal); }
.step .step__type { font-size: var(--text-xs); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--color-teal-deep); margin-bottom: 6px; }
.step .step__when { font-weight: 600; color: var(--color-ink); font-size: var(--text-sm); font-variant-numeric: tabular-nums; margin-bottom: 10px; }
.step__swatch { width: 36px; height: 10px; margin-top: 4px; border-radius: 6px; box-shadow: var(--press-sm); }
.step .step__sub { margin-top: 12px; font-size: var(--text-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--color-ink-soft); }
.step__titles { margin: 6px 0 0; padding-left: 18px; display: grid; gap: 3px; font-size: var(--text-sm); }
.step__titles li::marker { color: var(--color-teal); }
.chain-link { all: unset; cursor: pointer; color: var(--color-ink); text-decoration: underline; text-decoration-color: var(--color-line); text-underline-offset: 3px; }
.chain-link:hover { text-decoration-color: currentColor; color: var(--color-teal-deep); }
.chain-link:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; border-radius: 4px; }
.tag-new { font: 600 10.5px/1 var(--font-sans); padding: 3px 7px; border-radius: 999px; background: transparent; box-shadow: none; color: var(--color-teal-deep); white-space: nowrap; transition: background-color .4s cubic-bezier(.22,1,.36,1), box-shadow .4s cubic-bezier(.22,1,.36,1); }
.step__titles li:hover .tag-new, .tag-new:hover, .tag-new.is-flash { background: var(--m-well); box-shadow: var(--press-sm); }
@media (prefers-reduced-motion: reduce) { .tag-new { transition: none; } }
.step h3 { font-size: var(--text-md); margin-bottom: 6px; }
.step .step__place { font-size: var(--text-sm); color: var(--color-ink-soft); margin-bottom: 2px; }
.step p { font-size: var(--text-sm); color: var(--color-ink-soft); max-width: 70ch; }
.step p + p { margin-top: 6px; }
.step .tl-src { margin-top: 10px; }
@media (max-width: 720px) {
  .step { grid-template-columns: minmax(0, 1fr); gap: var(--space-2); padding: var(--space-4) var(--space-5); }
  .step + .step::before { left: calc(var(--space-5) + 17px); }
  .step + .step::after { left: calc(var(--space-5) + 13px); }
}

/* Title grid */
.title-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); gap: var(--space-5); }
.title-card { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-5) var(--space-6) var(--space-6);
  transition: transform var(--duration-fast) var(--ease-smooth-out), box-shadow var(--duration-fast) var(--ease-smooth-out); }
.title-card:hover { transform: translateY(-3px); box-shadow: 18px 18px 38px var(--m-dark), -14px -14px 30px var(--m-light); }
.title-card:focus-within { box-shadow: var(--raise-lg), 0 0 0 2px var(--color-focus); }
.title-card__top { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }
.title-card__year { font-size: 2.1rem; font-weight: 600; letter-spacing: -.04em; line-height: 1; color: var(--color-teal-deep); font-variant-numeric: tabular-nums; }
.badge { font: 600 11px/1 var(--font-sans); padding: 6px 10px; border-radius: 999px; background: var(--m-well); box-shadow: var(--press-sm); color: var(--color-ink-soft); white-space: nowrap; }
.badge--accent { color: var(--color-teal-deep); }
.title-card h3 { font-size: var(--text-md); }
.card-link { all: unset; cursor: pointer; }
.card-link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.card-link:focus-visible { outline: none; }
.title-card__line { font-size: var(--text-sm); color: var(--color-ink-soft); }
.facts { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 14px; margin: auto 0 0; padding: var(--space-3) var(--space-4); font-size: var(--text-xs); border-radius: 16px; background: var(--m-well); box-shadow: var(--press-sm); }
.facts dt { color: var(--color-ink-soft); }
.facts dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.ended-block { margin-top: var(--space-8); padding: var(--space-6); }
.ended-block h3 { font-size: var(--text-md); margin-bottom: var(--space-2); }
.ended-block > p { font-size: var(--text-sm); color: var(--color-ink-soft); max-width: 70ch; margin-bottom: var(--space-4); }
.ended-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: var(--space-2) var(--space-5); }
.ended-list button { all: unset; cursor: pointer; display: grid; gap: 2px; padding: 10px 12px; border-radius: 14px; font-size: var(--text-sm); }
.ended-list button:hover, .ended-list button:focus-visible { background: var(--m-well); box-shadow: var(--press-sm); }
.ended-list button:focus-visible { outline: 2px solid var(--color-focus); }
.ended-list span { font-size: var(--text-xs); color: var(--color-ink-soft); font-variant-numeric: tabular-nums; }

/* Accordion */
.acc-group { display: grid; gap: var(--space-3); }
.t-acc { border-radius: 22px; background: var(--m-surface); box-shadow: var(--raise-sm); }
.t-acc-head { all: unset; box-sizing: border-box; width: 100%; display: flex; justify-content: space-between; align-items: center; gap: var(--space-4);
  padding: var(--space-4) var(--space-5); cursor: pointer; font-weight: 600; border-radius: 22px; }
.t-acc-head:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.t-acc-head small { font-weight: 500; color: var(--color-ink-soft); font-size: var(--text-xs); margin-left: 8px; }
.t-acc-chevron svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.t-acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows var(--acc-collapse) var(--acc-ease); }
.t-acc[data-open="true"] .t-acc-panel { grid-template-rows: 1fr; transition: grid-template-rows var(--acc-expand) var(--acc-ease); }
.t-acc-panel-inner { overflow: hidden; opacity: 0; filter: blur(2px); transition: opacity var(--acc-collapse) var(--acc-ease), filter var(--acc-collapse) var(--acc-ease); }
.t-acc[data-open="true"] .t-acc-panel-inner { opacity: 1; filter: blur(0); transition: opacity var(--acc-expand) var(--acc-ease), filter var(--acc-expand) var(--acc-ease); }
.t-acc-chevron { display: inline-flex; transform: scaleY(1); transform-origin: center; transition: transform var(--acc-chevron) var(--acc-ease); }
.t-acc-chevron path { vector-effect: non-scaling-stroke; }
.t-acc[data-open="true"] .t-acc-chevron { transform: scaleY(-1); }
@media (prefers-reduced-motion: reduce) { .t-acc-panel, .t-acc-panel-inner, .t-acc-chevron { transition: none !important; } }
.acc-body { padding: 0 var(--space-5) var(--space-5); font-size: var(--text-sm); }
.src-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.src-list li { display: grid; gap: 2px; min-width: 0; }
.src-list a { font-weight: 600; text-decoration: none; overflow-wrap: anywhere; }
.src-list a:hover { color: var(--color-teal-deep); text-decoration: underline; }
.src-list span { font-size: var(--text-xs); color: var(--color-ink-soft); overflow-wrap: anywhere; }
.method p { max-width: 72ch; color: var(--color-ink-soft); }
.method p + p { margin-top: var(--space-3); }

/* Drawer (panel reveal) */
.drawer-scrim { position: fixed; inset: 0; z-index: 80; background: var(--scrim); opacity: 0; pointer-events: none; transition: opacity var(--panel-close-dur) var(--panel-ease); }
.drawer-scrim[data-open="true"] { opacity: 1; pointer-events: auto; transition-duration: var(--panel-open-dur); }
.drawer { position: fixed; z-index: 90; top: calc(12px + env(safe-area-inset-top, 0px)); right: calc(12px + env(safe-area-inset-right, 0px)); bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  width: min(520px, calc(100vw - 24px)); display: flex; flex-direction: column; border-radius: 28px;
  background: var(--m-bg); border: 1px solid var(--m-edge); box-shadow: var(--raise-lg); overflow: hidden; visibility: hidden; }
.drawer[data-open="true"] { visibility: visible; }
.drawer.is-closing { visibility: visible; }
.t-panel-slide { transform: translateY(var(--panel-translate-y)); opacity: 0; filter: blur(var(--panel-blur)); pointer-events: none;
  transition: transform var(--panel-close-dur) var(--panel-ease), opacity var(--panel-close-dur) var(--panel-ease), filter var(--panel-close-dur) var(--panel-ease);
  will-change: transform, opacity, filter; }
.t-panel-slide[data-open="true"] { transform: translateY(0); opacity: 1; filter: blur(0); pointer-events: auto;
  transition: transform var(--panel-open-dur) var(--panel-ease), opacity var(--panel-open-dur) var(--panel-ease), filter var(--panel-open-dur) var(--panel-ease); }
@media (prefers-reduced-motion: reduce) { .t-panel-slide { transition: none !important; } .drawer-scrim { transition: none !important; } }
.drawer__head { display: flex; justify-content: space-between; align-items: start; gap: var(--space-4); padding: var(--space-6) var(--space-6) var(--space-4); }
.drawer__head h2 { font-size: var(--text-xl); margin-top: 6px; }
.drawer__cat { font-size: var(--text-xs); color: var(--color-ink-soft); margin-top: 8px; }
.drawer__body { overflow-y: auto; padding: 0 var(--space-6) var(--space-8); display: grid; gap: var(--space-6); align-content: start; overscroll-behavior: contain; }
.drawer__body h3 { font-size: var(--text-sm); text-transform: uppercase; letter-spacing: .1em; color: var(--color-teal-deep); margin-bottom: var(--space-3); }
.drawer__story { font-size: var(--text-sm); line-height: 1.65; display: grid; gap: var(--space-3); }
.drawer .facts { margin: 0; font-size: var(--text-sm); }
.quote { margin: 0; padding: var(--space-3) var(--space-4); border-radius: 16px; background: var(--m-well); box-shadow: var(--press-sm); font-size: var(--text-xs); color: var(--color-ink-soft); }
.table-wrap { overflow-x: auto; border-radius: 16px; background: var(--m-surface); box-shadow: var(--raise-sm); }
.pub-table { width: 100%; border-collapse: collapse; font-size: var(--text-xs); }
.pub-table caption { text-align: left; padding: 10px 14px 0; font-weight: 600; color: var(--color-ink); font-size: var(--text-sm); }
.pub-table th, .pub-table td { text-align: left; padding: 8px 14px; vertical-align: top; border-bottom: 1px solid var(--color-line); }
.pub-table tr:last-child td { border-bottom: 0; }
.pub-table th { color: var(--color-ink-soft); font-weight: 600; }
.pub-table td:first-child { white-space: nowrap; font-variant-numeric: tabular-nums; font-weight: 600; }
.table-note { font-size: var(--text-xs); color: var(--color-ink-soft); margin-top: 8px; }
.rel-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: var(--text-sm); }
.rel-list li { padding-left: 14px; position: relative; }
.rel-list li::before { content: ""; position: absolute; left: 0; top: .6em; width: 6px; height: 6px; border-radius: 50%; background: var(--color-teal); }
@media (max-width: 640px) {
  .drawer { top: auto; left: calc(8px + env(safe-area-inset-left, 0px)); right: calc(8px + env(safe-area-inset-right, 0px)); bottom: calc(8px + env(safe-area-inset-bottom, 0px)); width: auto; max-height: 88vh; max-height: 88dvh; }
  .drawer__head { padding: var(--space-5) var(--space-5) var(--space-3); }
  .drawer__body { padding: 0 var(--space-5) var(--space-6); }
}


/* Breadcrumb, date line, FAQ, dataset link */
.breadcrumb { padding-top: var(--space-6); }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-2); font-size: var(--text-sm, .875rem); color: var(--color-ink-soft); }
.breadcrumb a { color: var(--color-ink-soft); text-underline-offset: 3px; }
.breadcrumb a:hover { color: var(--color-ink); }
.breadcrumb__sep { margin-right: var(--space-2); }
.breadcrumb [aria-current="page"] { color: var(--color-ink); font-weight: 500; }
.breadcrumb + .hero { padding-top: var(--space-5); }
.hero__stand { margin: 0; font-size: .8125rem; line-height: 1.5; color: var(--color-ink-soft); }
.faq { display: grid; gap: 0; padding: var(--space-6) var(--space-8); }
.faq__item { padding-block: var(--space-5); border-top: 1px solid var(--color-line); }
.faq__item:first-child { border-top: 0; padding-top: 0; }
.faq__item:last-child { padding-bottom: 0; }
.faq__q { margin: 0 0 var(--space-2); font-size: 1.0625rem; line-height: 1.4; font-weight: 600; color: var(--color-ink); }
.faq__a { margin: 0; max-width: 72ch; color: var(--color-ink-soft); line-height: 1.65; }
.data-link { margin: var(--space-6) 0 0; font-size: .9375rem; color: var(--color-ink-soft); }
.data-link a { color: var(--color-teal-deep); font-weight: 600; }
@media (max-width: 640px) { .faq { padding: var(--space-5); } }