/* timeline — page styles on the BGPKIT Labs design system.
   labs.css supplies the palette, type, header contract and controls.
   Everything here is layout and the chronology's own vocabulary. */

:root {
  --when-w: 86px;
  --node-w: 28px;
  --bar-h: 39px;
  --cat-rpki: var(--accent);
  --cat-vis: var(--warn);
  --cat-state: var(--unknown);
  --corr: var(--ink-2);
}

[hidden] { display: none !important; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 50;
  padding: 7px 12px;
  background: var(--ink);
  color: var(--panel);
  font-family: var(--mono);
  font-size: 11px;
  text-decoration: none;
}

.skip-link:focus { top: 10px; }

.boot-error {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 28px 0;
  padding: 10px 14px;
  border: 1px solid var(--fail);
  background: #f7ece9;
  color: var(--fail);
  font-size: 12.5px;
}

/* ---------- masthead ---------- */

.masthead { padding-bottom: 20px; }

.masthead-main {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.wordmark h1 {
  font-size: 32px;
  letter-spacing: -0.025em;
}

.claim { max-width: 560px; margin-top: 4px; }

.claim-n {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--muted);
}

.search {
  display: flex;
  flex-direction: column;
  width: 360px;
  max-width: 100%;
}

.search-row { display: flex; gap: 8px; }

.search input {
  flex: 1 1 auto;
  min-width: 0;
}

.search button { flex: 0 0 auto; }

.search input[aria-invalid="true"] { border-color: var(--fail); }

.mast-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.tagline { margin: 0; color: var(--muted); font-size: 12px; }

.examples {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.examples-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  margin-right: 2px;
}

.examples button {
  padding: 3px 8px;
  background: transparent;
  border: 1px solid var(--rule-2);
  border-radius: 2px;
  color: var(--ink-2);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.03em;
}

.examples button:hover {
  background: var(--panel);
  border-color: var(--ink-2);
  color: var(--ink);
}

/* ---------- notice ---------- */

.notice {
  margin: 20px 0 0;
  padding: 10px 13px;
  border: 1px solid var(--fail);
  border-left-width: 3px;
  background: #f7ece9;
  color: var(--fail);
  font-size: 12.5px;
}

/* ---------- landing ---------- */

.landing { padding: 46px 0 56px; }

.landing h1 {
  margin: 10px 0 0;
  max-width: 760px;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 600;
}

.landing .deck { margin-top: 16px; max-width: 760px; }

.landing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 56px;
  margin-top: 40px;
  padding-top: 26px;
  border-top: 1px solid var(--rule);
}

.howto {
  list-style: none;
  margin: 0;
  padding: 0;
}

.howto li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--muted);
  font-size: 12.5px;
}

.howto li:last-child { border-bottom: 0; }

.howto li b { color: var(--ink); font-weight: 600; }

.howto-num {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--faint);
  padding-top: 2px;
}

.landing-note {
  padding-left: 20px;
  border-left: 1px solid var(--rule-2);
  color: var(--muted);
  font-size: 12.5px;
}

.landing-note p { margin: 0 0 12px; }

/* ---------- object head ---------- */

.object-head {
  padding: 26px 0 18px;
  border-bottom: 1px solid var(--rule);
}

.object-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 36px;
  align-items: end;
}

.object-id .kicker {
  margin: 0;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.object-id h1 {
  margin: 6px 0 5px;
  font-family: var(--mono);
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.object-id h1:focus { outline: none; }

.object-sub {
  margin: 0;
  color: var(--muted);
  font-size: 12.5px;
  max-width: 720px;
}

.object-controls {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 9px;
}

.windows {
  display: inline-flex;
  border: 1px solid var(--rule-2);
  border-radius: 2px;
  overflow: hidden;
  background: var(--panel);
}

.windows button {
  padding: 4px 10px;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--rule);
  border-radius: 0;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.windows button:last-child { border-right: 0; }

.windows button:hover { color: var(--ink); background: var(--panel-sunk); }

.windows button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--panel);
}

.summary {
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.7;
  color: var(--muted);
  text-align: right;
  max-width: 430px;
}

.summary b { color: var(--ink); font-weight: 500; }

.sum-sep { color: var(--rule-2); padding: 0 6px; }

.sum-item.is-warn { color: var(--warn); }

.sum-newest { white-space: nowrap; }

.head-asof {
  margin: 0;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
  text-align: right;
}

/* ---------- layout ---------- */

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 318px;
  gap: 48px;
  align-items: start;
  padding: 10px 0 0;
}

.chronology { min-width: 0; }

/* ---------- ruler ---------- */

.ruler { margin: 8px 0 14px; }

.ruler-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.ruler-title { white-space: nowrap; }

.ruler-legend {
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.lg {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 8px;
  border-radius: 1px;
}

.lg:first-child { margin-left: 0; }

.lg-rpki { background: var(--cat-rpki); }
.lg-visibility { background: var(--cat-vis); }
.lg-state { background: var(--cat-state); }

.ruler-track {
  position: relative;
  display: flex;
  gap: 6px;
  height: 84px;
}

.ruler-track::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  height: 1px;
  background: var(--rule);
  pointer-events: none;
}

.ruler-cell {
  flex: 1 1 0;
  min-width: 0;
  display: grid;
  grid-template-rows: 14px 46px 22px;
  align-items: end;
  padding: 0;
  background: none;
  border: 0;
  border-radius: 0;
  color: inherit;
  cursor: pointer;
}

.ruler-cell:hover:not(:disabled) { background: var(--panel-sunk); }

.ruler-cell.is-zero { opacity: 0.45; cursor: default; }

.ruler-count {
  align-self: end;
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1;
  color: var(--faint);
}

.ruler-cell:hover:not(:disabled) .ruler-count { color: var(--ink); }

.ruler-bars {
  display: flex;
  flex-direction: column-reverse;
  align-items: stretch;
  height: 46px;
  padding: 0 1px;
}

.rb { display: block; width: 100%; min-height: 1px; }

.rb-rpki { background: var(--cat-rpki); opacity: 0.85; }
.rb-visibility { background: var(--cat-vis); opacity: 0.8; }
.rb-state { background: var(--cat-state); opacity: 0.75; }

.ruler-zero {
  display: block;
  width: 3px;
  height: 3px;
  margin: auto auto 0;
  border-radius: 50%;
  background: var(--rule-2);
}

.ruler-day {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 5px;
  line-height: 1.1;
}

.ruler-day b {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 10px;
  color: var(--muted);
}

.ruler-day em {
  font-style: normal;
  font-family: var(--mono);
  font-size: 7.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: 1px;
}

.ruler-foot {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}

/* ---------- filter bar ---------- */

.chrono-bar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  background: rgba(241, 239, 232, 0.94);
  border-bottom: 1px solid var(--rule);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
}

.filters button {
  padding: 5px 8px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 2px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.filters button span {
  color: var(--faint);
  margin-left: 5px;
}

.filters button:hover { color: var(--ink); }

.filters button[aria-pressed="true"] {
  color: var(--ink);
  border-color: var(--rule-2);
  background: var(--panel);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.filters button[aria-pressed="true"] span { color: var(--muted); }

.chrono-order {
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  white-space: nowrap;
}

/* ---------- correlation note ---------- */

.corr-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 14px 0 2px;
  padding: 10px 12px;
  border: 1px dashed var(--rule-2);
  background: var(--panel-sunk);
}

.corr-mark {
  flex: 0 0 auto;
  padding: 2px 6px;
  border: 1px dashed var(--ink-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
  white-space: nowrap;
}

.corr-note p {
  margin: 0;
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--muted);
}

.corr-note b { color: var(--ink); font-weight: 500; font-family: var(--mono); }

/* ---------- timeline ---------- */

.timeline {
  position: relative;
  padding-top: 2px;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(var(--when-w) + (var(--node-w) / 2));
  width: 1px;
  background: var(--rule);
}

.day { scroll-margin-top: 112px; }

.day-head {
  position: sticky;
  top: var(--bar-h);
  z-index: 20;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 8px calc(var(--when-w) + var(--node-w));
  background: rgba(241, 239, 232, 0.96);
  box-shadow: 0 1px 0 var(--rule);
}

.day-head::before {
  content: "";
  position: absolute;
  left: calc(var(--when-w) + (var(--node-w) / 2) - 4px);
  top: 50%;
  width: 7px;
  height: 7px;
  margin-top: -3.5px;
  border: 1px solid var(--rule-2);
  border-radius: 50%;
  background: var(--paper);
}

.day-date {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.day-count {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  white-space: nowrap;
}

.events {
  list-style: none;
  margin: 0;
  padding: 0;
}

.event {
  display: grid;
  grid-template-columns: var(--when-w) var(--node-w) minmax(0, 1fr);
  padding-bottom: 13px;
  position: relative;
}

.event:last-child { padding-bottom: 24px; }

.cat-rpki { --cat: var(--cat-rpki); }
.cat-visibility { --cat: var(--cat-vis); }
.cat-state { --cat: var(--cat-state); }

.when {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
  padding: 15px 10px 0 0;
  text-align: right;
}

.when time,
.when-none {
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.when-none { color: var(--faint); }

.when-zone {
  font-family: var(--mono);
  font-size: 7.5px;
  line-height: 1.2;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}

.node {
  width: 7px;
  height: 7px;
  margin-top: 19px;
  justify-self: center;
  border-radius: 50%;
  background: var(--cat);
  box-shadow: 0 0 0 4px var(--paper);
  z-index: 1;
}

.card {
  min-width: 0;
  padding: 13px 15px 11px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 2px;
  transition: border-color 0.15s ease;
}

.event:hover .card { border-color: var(--rule-2); }

.event.is-corr .card {
  border-color: var(--rule-2);
  box-shadow: inset 2px 0 0 var(--corr);
}

.card-top {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 7px;
}

.chip-rpki {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 38%, var(--rule));
}

.chip-visibility {
  color: var(--warn);
  border-color: color-mix(in srgb, var(--warn) 38%, var(--rule));
}

.chip-state {
  color: var(--unknown);
  border-color: color-mix(in srgb, var(--unknown) 34%, var(--rule));
}

.group-count {
  padding: 0 5px;
  border: 1px solid var(--rule-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 9.5px;
  line-height: 1.5;
  color: var(--ink-2);
}

.card-type {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}

.corr-badge {
  margin-left: auto;
  padding: 1px 6px;
  border: 1px dashed var(--ink-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
  white-space: nowrap;
  cursor: help;
}

.card-title {
  margin: 8px 0 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 5px 14px;
  margin: 0;
}

.facts > div { min-width: 0; }

.facts dt {
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}

.facts dd {
  margin: 1px 0 0;
  font-size: 12px;
  color: var(--ink-2);
  overflow-wrap: anywhere;
}

.why {
  margin: 9px 0 0;
  padding-top: 8px;
  border-top: 1px dashed var(--rule);
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}

.why-label {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--faint);
  margin-right: 7px;
}

.card-meta {
  margin: 6px 0 0;
  font-family: var(--mono);
  font-size: 9.5px;
  line-height: 1.55;
  color: var(--faint);
}

.corr-line {
  margin: 5px 0 0;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--ink-2);
}

.event.is-dense .card { padding: 9px 12px 8px; }

.event.is-dense .card-title { font-size: 13px; margin: 6px 0 0; }

.event.is-dense .facts,
.event.is-dense .why { display: none; }

.event.is-dense .card-meta { margin-top: 5px; }

/* ---------- empty states and load note ---------- */

.empties { margin-top: 6px; }

.empty-block {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 10px 0 0;
  padding: 11px 13px;
  border: 1px dashed var(--rule-2);
  background: var(--panel-sunk);
}

.empty-block p { margin: 0; font-size: 12px; color: var(--muted); }

.empty-block.is-error { border-color: var(--fail); background: #f7ece9; }

.empty-block.is-error p { color: var(--fail); }

.load-note {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 9.5px;
  line-height: 1.6;
  color: var(--faint);
}

.load-note p { margin: 3px 0; max-width: 780px; }

.show-more-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 18px 0 8px calc(var(--when-w) + var(--node-w));
}

.show-more-wrap button {
  padding: 7px 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.show-more-wrap span {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}

/* ---------- context rail ---------- */

.context {
  position: sticky;
  top: 16px;
  max-height: calc(100vh - 32px);
  overflow: auto;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--rule);
  scrollbar-width: thin;
}

.ctx-block { padding: 4px 0 18px; border-bottom: 1px solid var(--rule); }

.ctx-block + .ctx-block { margin-top: 18px; }

.ctx-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.ctx-head h2 {
  margin: 0;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.ctx-head span {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  text-align: right;
}

.ctx-value { margin: 6px 0 4px; }

.ctx-value b {
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 500;
  color: var(--ink);
  margin-right: 6px;
}

.ctx-value span { font-size: 11px; color: var(--muted); }

.ctx-stamp {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 9px;
  color: var(--faint);
}

.ctx-facts { margin: 8px 0 0; }

.ctx-facts > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
  border-bottom: 1px dotted var(--rule);
}

.ctx-facts > div:last-child { border-bottom: 0; }

.ctx-facts dt {
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--faint);
}

.ctx-facts dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-2);
  text-align: right;
  overflow-wrap: anywhere;
}

.ctx-note { margin: 9px 0 0; font-size: 11.5px; line-height: 1.55; color: var(--muted); }

.ctx-empty { margin: 4px 0 0; font-size: 11.5px; color: var(--faint); }

.ctx-warn {
  margin: 10px 0 0;
  padding: 8px 10px;
  border-left: 2px solid var(--warn);
  background: var(--panel-sunk);
  font-size: 11.5px;
  color: var(--warn);
}

.ctx-tas { margin: 8px 0 0; font-size: 11px; color: var(--muted); }

.spark { margin: 0 0 4px; }

.spark svg { display: block; width: 100%; height: auto; overflow: visible; }

.spark-line { stroke: var(--accent); stroke-width: 1.3; }

.spark-grid { stroke: var(--rule); stroke-width: 0.7; }

.spark-dot { fill: var(--accent); }

.spark-cap {
  display: flex;
  justify-content: space-between;
  margin-top: 2px;
  font-family: var(--mono);
  font-size: 8px;
  color: var(--faint);
}

.source-list { list-style: none; margin: 0; padding: 0; }

.source-list li {
  padding: 8px 0;
  border-bottom: 1px solid var(--rule);
}

.source-list li:last-child { border-bottom: 0; }

.source-name {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.source-detail { display: block; font-size: 11.5px; color: var(--muted); }

.source-asof {
  display: block;
  font-family: var(--mono);
  font-size: 9px;
  color: var(--faint);
}

/* ---------- loading and fatal ---------- */

.loading { padding: 56px 0 40px; }

.loading-rule {
  height: 1px;
  margin-bottom: 22px;
  background: var(--rule);
}

.loading-line { margin: 6px 0 18px; color: var(--muted); font-size: 13px; }

.skeleton { display: flex; flex-direction: column; gap: 10px; }

.skeleton span {
  display: block;
  height: 54px;
  border: 1px solid var(--rule);
  background: var(--panel-sunk);
  animation: pulse 1.4s ease-in-out infinite;
}

.skeleton span:nth-child(2) { width: 92%; animation-delay: 0.15s; }
.skeleton span:nth-child(3) { width: 84%; animation-delay: 0.3s; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

.fatal {
  margin: 40px 0 0;
  padding: 22px 24px;
  border: 1px solid var(--rule);
  background: var(--panel);
  max-width: 640px;
}

.fatal h2 {
  margin: 6px 0 8px;
  font-size: 21px;
  font-weight: 600;
  color: var(--ink);
}

.fatal p:not(.section-h) { margin: 0 0 14px; color: var(--muted); font-size: 12.5px; }

/* ---------- footer ---------- */

.foot {
  margin-top: 30px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
}

.foot p { margin: 0 0 6px; max-width: 820px; }

.foot-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  text-transform: lowercase;
  color: var(--faint);
}

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .context {
    position: static;
    max-height: none;
    overflow: visible;
    order: 2;
    padding: 20px 0 0;
    border-left: 0;
    border-top: 1px solid var(--rule);
  }

  .landing-grid { gap: 36px; }

  .object-grid { grid-template-columns: minmax(0, 1fr); gap: 22px; }

  .object-controls { align-items: flex-start; }

  .summary, .head-asof { text-align: left; }
}

@media (max-width: 760px) {
  .labs-bar { padding: 10px 16px; }

  .masthead { padding-bottom: 16px; }

  .masthead-main { align-items: flex-start; gap: 18px; }

  .search { width: 100%; }

  .mast-foot { align-items: flex-start; flex-direction: column; gap: 8px; }

  .landing { padding: 30px 0 40px; }

  .landing-grid { grid-template-columns: minmax(0, 1fr); margin-top: 28px; }

  .landing-note { padding-left: 16px; }

  .object-id h1 { font-size: 28px; }

  .layout { gap: 22px; }

  .ruler-track { gap: 3px; height: 74px; }
  .ruler-cell { grid-template-rows: 12px 40px 22px; }
  .ruler-bars { height: 40px; }
  .ruler-track::after { bottom: 22px; }
  .ruler-legend { display: none; }

  .chrono-bar { gap: 8px; flex-wrap: wrap; }

  .timeline::before { display: none; }

  .day { scroll-margin-top: 96px; }

  .day-head { padding: 14px 0 8px 0; }

  .day-head::before { display: none; }

  .day-date { font-size: 16px; }

  .day-count { font-size: 8px; white-space: normal; text-align: right; }

  .event { display: block; padding-bottom: 10px; }

  .when {
    flex-direction: row;
    align-items: baseline;
    justify-content: flex-start;
    gap: 6px;
    padding: 0 0 4px 1px;
    text-align: left;
  }

  .when time, .when-none { font-size: 10.5px; }

  .when-zone { font-size: 7px; }

  .node { display: none; }

  .card { padding: 11px 12px 10px; }

  .card-title { font-size: 14px; }

  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .corr-note { flex-direction: column; gap: 7px; }

  .corr-mark { align-self: flex-start; }

  .show-more-wrap { padding-left: 0; }

  .foot { margin-top: 24px; }
}

@media (max-width: 420px) {
  .facts { grid-template-columns: minmax(0, 1fr); }

  .card-top { gap: 5px; }

  .corr-badge { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}