.brand-link {
  color: var(--text);
  text-decoration: none;
}
.top-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.055);
  backdrop-filter: blur(14px);
}
.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 750;
  font-size: 13px;
  padding: 9px 13px;
  border-radius: 999px;
  transition: color .18s ease, background .18s ease;
}
.top-nav a:hover,
.top-nav a[aria-current="page"] {
  color: #14100a;
  background: linear-gradient(135deg, var(--gold2), var(--gold));
}
.changelog-hero {
  min-height: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  gap: 34px;
  align-items: end;
  padding: 56px 0 44px;
}
.changelog-hero h1 {
  max-width: 920px;
}
.release-card,
.timeline-card,
.column-head {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.105), rgba(255,255,255,.055));
  border-radius: 28px;
  box-shadow: 0 24px 70px rgba(0,0,0,.28);
  backdrop-filter: blur(18px);
}
.release-card {
  padding: 26px;
  position: relative;
  overflow: hidden;
}
.release-card::before {
  content: "";
  position: absolute;
  inset: -40% -30% auto auto;
  width: 230px;
  height: 230px;
  background: radial-gradient(circle, rgba(245,196,81,.30), transparent 68%);
  pointer-events: none;
}
.release-card h2 {
  margin: 0 0 10px;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -.055em;
}
.release-card p:not(.kicker) {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}
.release-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.12);
  color: var(--soft);
  font-size: 13px;
}
.release-meta strong {
  color: var(--gold2);
  font-size: 15px;
}
.changelog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
  padding-bottom: 34px;
}
.changelog-column {
  min-width: 0;
}
.column-head {
  padding: 24px;
  margin-bottom: 18px;
}
.changelog-tools {
  position: sticky;
  top: 10px;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: end;
  margin: -10px 0 24px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(8,8,8,.72);
  box-shadow: 0 22px 60px rgba(0,0,0,.28);
  backdrop-filter: blur(18px);
}
.search-box {
  display: grid;
  gap: 8px;
}
.search-box span {
  color: var(--gold2);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.search-box input {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 18px;
  padding: 0 16px;
  color: var(--text);
  background: rgba(255,255,255,.075);
  font: inherit;
  outline: none;
}
.search-box input:focus {
  border-color: rgba(245,196,81,.65);
  box-shadow: 0 0 0 4px rgba(245,196,81,.12);
}
.tool-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.tool-button {
  min-height: 48px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 16px;
  padding: 0 14px;
  color: var(--text);
  background: linear-gradient(180deg, rgba(255,255,255,.13), rgba(255,255,255,.055));
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}
.tool-button:hover,
.tool-button:focus-visible {
  border-color: rgba(245,196,81,.55);
  outline: none;
}
.search-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 12px 14px;
  border: 1px solid rgba(255,59,48,.24);
  border-radius: 16px;
  color: rgba(247,244,239,.82);
  background: rgba(255,59,48,.10);
}
.column-head h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1;
  letter-spacing: -.06em;
}
.column-head p:not(.kicker) {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.55;
}
.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}
.timeline-item {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}
.timeline-date {
  position: relative;
  padding: 18px 0 0;
  color: var(--soft);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.timeline-date::before {
  content: "";
  position: absolute;
  top: 24px;
  right: 8px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--gold);
  box-shadow: 0 0 22px rgba(245,196,81,.75);
}
.timeline-date::after {
  content: "";
  position: absolute;
  top: 42px;
  right: 13px;
  bottom: -28px;
  width: 1px;
  background: linear-gradient(180deg, rgba(245,196,81,.6), rgba(255,255,255,.08));
}
.timeline-item:last-child .timeline-date::after {
  display: none;
}
.timeline-date time,
.timeline-date > span {
  display: block;
}
.timeline-date > span {
  margin-top: 6px;
  color: var(--gold2);
}
.timeline-card {
  padding: 22px;
}
.version-toggle {
  appearance: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: 0;
  padding: 0;
  margin: 0;
  color: inherit;
  background: transparent;
  text-align: left;
  font: inherit;
  cursor: pointer;
}
.version-toggle:focus-visible {
  outline: 3px solid rgba(245,196,81,.78);
  outline-offset: 8px;
  border-radius: 18px;
}
.featured .timeline-card {
  border-color: rgba(245,196,81,.34);
  background: linear-gradient(180deg, rgba(245,196,81,.13), rgba(255,255,255,.06));
}
.beta-entry .timeline-card {
  border-color: rgba(255,59,48,.30);
  background: linear-gradient(180deg, rgba(255,59,48,.11), rgba(255,255,255,.055));
}
.placeholder-card {
  opacity: .82;
}
.version-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}
.version-title {
  margin: 0;
  font-size: 24px;
  font-weight: 850;
  letter-spacing: -.045em;
}
.toggle-icon {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  background: rgba(255,255,255,.07);
  position: relative;
  flex: 0 0 auto;
}
.toggle-icon::before,
.toggle-icon::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  width: 14px;
  height: 2px;
  border-radius: 999px;
  background: var(--gold2);
  transform: translate(-50%, -50%);
}
.toggle-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: opacity .16s ease;
}
.timeline-item:not(.is-collapsed) .toggle-icon::after {
  opacity: 0;
}
.entry-body {
  display: block;
  padding-top: 12px;
}
.timeline-item.is-collapsed .entry-body {
  display: none;
}
.timeline-item.search-match .timeline-card {
  border-color: rgba(245,196,81,.52);
}
.badge {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
  border: 1px solid rgba(255,255,255,.16);
}
.badge.live {
  color: #151006;
  background: linear-gradient(135deg, var(--gold2), var(--gold));
}
.badge.beta {
  color: #fff;
  background: rgba(255,59,48,.38);
}
.badge.planned {
  color: var(--muted);
  background: rgba(255,255,255,.08);
}
.summary {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.55;
}
.timeline-card h4 {
  margin: 18px 0 9px;
  color: var(--gold2);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.timeline-card .summary + h4 {
  margin-top: 14px;
}
.timeline-card ul {
  margin: 0;
  padding-left: 20px;
  color: rgba(247,244,239,.86);
  line-height: 1.55;
}
.timeline-card li + li {
  margin-top: 7px;
}
.timeline-card code {
  padding: 2px 6px;
  border-radius: 8px;
  color: var(--gold2);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.10);
  font-size: .92em;
}
.changelog-page footer a + a {
  margin-left: 8px;
}
@media (max-width: 920px) {
  .changelog-hero,
  .changelog-layout {
    grid-template-columns: 1fr;
  }
  .release-card {
    max-width: none;
  }
}
@media (max-width: 860px) {
  header {
    align-items: flex-start;
  }
  .top-nav {
    width: 100%;
    justify-content: space-between;
  }
  .top-nav a {
    flex: 1;
    text-align: center;
  }
}
@media (max-width: 640px) {
  .changelog-hero {
    padding-top: 34px;
  }
  .changelog-tools {
    position: static;
    grid-template-columns: 1fr;
    margin-top: -4px;
  }
  .tool-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .tool-button {
    padding: 0 10px;
    font-size: 14px;
  }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .timeline-date {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 0;
  }
  .timeline-date::before,
  .timeline-date::after {
    display: none;
  }
  .timeline-date > span {
    margin-top: 0;
  }
  .timeline-card {
    padding: 18px;
    border-radius: 22px;
  }
  .version-toggle {
    align-items: start;
  }
  .version-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
  }
  .version-title {
    font-size: 21px;
  }
}