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

:root {
  --color-primary: #18181b;
  --color-secondary: #3f3f46;
  --color-accent: #2563eb;
  --color-bg: #fafafa;
  --color-text: #09090b;
  --color-muted: #71717a;
  --color-border: #e4e4e7;
  --color-surface: #ffffff;
  --color-orange: #ec8a00;
  --color-red: #e5391f;
  --font-serif: "Crimson Pro", "Noto Serif SC", Georgia, serif;
  --font-sans: "Atkinson Hyperlegible", "Noto Sans SC", system-ui, sans-serif;
  --max-width: 1160px;
}

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-primary);
  background:
    linear-gradient(180deg, rgba(236, 138, 0, 0.03), transparent 220px),
    var(--color-bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

a:hover,
a:focus-visible {
  border-bottom-color: var(--color-accent);
}

a:focus-visible {
  outline: 2px solid rgba(37, 99, 235, 0.35);
  outline-offset: 3px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-item {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

a.nav-item:hover,
a.nav-item:focus-visible {
  color: var(--color-accent);
  border-bottom-color: transparent;
}

.nav-item.current {
  color: var(--color-primary);
}

.nav-item.lang-switch {
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  padding: 0.1rem 0.5rem;
  font-size: 0.75rem;
}

.nav-item.lang-switch:hover {
  background: var(--color-accent);
  color: #fff;
  border-bottom-color: var(--color-accent);
}

/* ── Index page ── */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.5rem 4.5rem;
}

.hero {
  margin-bottom: 3.2rem;
  text-align: center;
}

.hero h1 {
  display: inline-block;
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(1.2rem, 6.4vw, 4.95rem);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.06em;
  white-space: nowrap;
  color: var(--color-orange);
}

.hero h1 .accent {
  color: var(--color-red);
}

.content {
  display: grid;
  gap: 2.4rem;
}

section h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

p {
  margin: 0 0 1rem;
  color: var(--color-secondary);
}

p:last-child {
  margin-bottom: 0;
}

.links-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--color-secondary);
}

.links-list li + li {
  margin-top: 0.65rem;
}

.intro-figure {
  margin: 1.5rem 0 0;
  border: 1px solid var(--color-border);
  border-radius: 22px;
  overflow: hidden;
  background: #ffffff;
}

.intro-figure img {
  display: block;
  width: 100%;
  height: auto;
}

/* ── About page ── */

.page-about main {
  max-width: 920px;
}

.about-intro {
  margin-bottom: 1.4rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.86;
  color: var(--color-primary);
}

.contributors-list {
  border-top: 1px solid var(--color-border);
  margin-top: 0.35rem;
}

.contributor-item {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border);
}

.contributor-item.no-detail {
  grid-template-columns: 1fr;
}

.contributor-name {
  font-family: var(--font-serif);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-primary);
}

.contributor-role {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.6;
  color: var(--color-muted);
}

.acknowledgements {
  margin-top: 1.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--color-muted);
  font-style: italic;
}

/* ── Publications page ── */

.page-publications main {
  max-width: var(--max-width);
  padding-top: clamp(2rem, 4vw, 3rem);
}

.publications-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3rem;
  align-items: end;
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
  padding: 0;
}

.publications-hero::after {
  content: none;
}

.publications-hero-copy {
  position: relative;
  z-index: 1;
}

.page-kicker {
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-red);
}

.publications-hero h1 {
  margin-bottom: 0.9rem;
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 8vw, 6rem);
  font-weight: 600;
  line-height: 0.96;
  letter-spacing: -0.045em;
  color: var(--color-primary);
}

.page-lede {
  max-width: 730px;
  margin: 0;
  font-size: 1.05rem;
  color: var(--color-secondary);
}

.publication-count {
  position: relative;
  z-index: 1;
  min-width: 118px;
  padding-left: 1.5rem;
  border-left: 1px solid rgba(24, 24, 27, 0.14);
  color: var(--color-muted);
}

.publication-count strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 3.2rem;
  font-weight: 600;
  line-height: 0.9;
  color: var(--color-orange);
}

.publication-count span {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.publication-feature {
  padding: 0;
}

.publication-feature-heading {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: end;
  margin-bottom: 1.6rem;
}

.publication-feature-heading h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--color-primary);
}

.publication-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(236, 138, 0, 0.18);
  border-radius: 24px;
  background:
    radial-gradient(circle at 8% 120%, rgba(236, 138, 0, 0.18) 0 18%, transparent 18.2%),
    radial-gradient(circle at 96% -15%, rgba(229, 57, 31, 0.1) 0 24%, transparent 24.2%),
    linear-gradient(135deg, #fff8ed, #fff 68%);
  box-shadow: 0 18px 46px rgba(63, 41, 20, 0.1);
}

.publication-card-main {
  padding: clamp(1.4rem, 4vw, 2.25rem);
}

.publication-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.15rem;
  padding: 0;
  list-style: none;
}

.publication-tags li {
  padding: 0.28rem 0.62rem;
  border: 1px solid rgba(236, 138, 0, 0.32);
  border-radius: 5px;
  background: rgba(236, 138, 0, 0.085);
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.35;
  color: #9a5800;
}

.publication-title {
  max-width: 850px;
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 4vw, 2.35rem);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.publication-summary {
  max-width: 850px;
  margin: 0;
  color: var(--color-muted);
}

.publication-card-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.25rem clamp(1.4rem, 4vw, 2.25rem);
  border-top: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.68);
}

.publication-authors {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--color-secondary);
}

.publication-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.publication-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 2.5rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.publication-link.primary {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #fff;
}

.publication-link:hover,
.publication-link:focus-visible {
  border-bottom-color: var(--color-border);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.publication-link.primary:hover,
.publication-link.primary:focus-visible {
  border-bottom-color: var(--color-accent);
  color: #fff;
  background: #1d4ed8;
}

.publication-index {
  margin-top: 3rem;
}

.publication-year-group {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--color-border);
}

.publication-year-group > h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-primary);
}

.publication-list {
  min-width: 0;
}

.publication-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: start;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.publication-row:first-child {
  padding-top: 0;
}

.publication-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.publication-row-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 0.55rem;
}

.publication-row-meta .publication-keyword {
  padding: 0.17rem 0.46rem;
  border: 1px solid rgba(236, 138, 0, 0.26);
  border-radius: 4px;
  background: rgba(236, 138, 0, 0.065);
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 1.4;
  color: #9a5800;
}

.publication-row-meta .publication-venue {
  align-self: center;
  margin-right: 0.15rem;
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.publication-row h4 {
  margin: 0 0 0.45rem;
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 2.8vw, 1.4rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.publication-row h4 a {
  color: var(--color-primary);
}

.publication-row h4 a:hover,
.publication-row h4 a:focus-visible {
  color: var(--color-accent);
}

.publication-row-main > p:last-child {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--color-muted);
}

.publication-row-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
  padding-top: 0.05rem;
}

.publication-row-links a {
  padding: 0.24rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.publication-row-links a:hover,
.publication-row-links a:focus-visible {
  border-color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  color: var(--color-accent);
}

/* ── Releases and changelog ── */

.page-releases main,
.page-changelog main,
.page-release-detail main {
  max-width: 1060px;
}

.release-tabs {
  display: inline-flex;
  gap: 0.7rem;
  align-items: baseline;
  margin-bottom: 0.8rem;
}

.release-tab {
  padding: 0 0 0.15rem;
  border-bottom: 3px solid transparent;
  font-family: var(--font-serif);
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-muted);
}

.release-tab:hover,
.release-tab:focus-visible {
  border-bottom-color: rgba(236, 138, 0, 0.45);
  color: var(--color-primary);
}

.release-tab.current {
  border-bottom-color: var(--color-orange);
  color: var(--color-primary);
}

.release-tab-separator {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  line-height: 1;
  color: var(--color-border);
}

.release-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2.5rem;
  align-items: end;
  margin-bottom: 2.5rem;
  padding: clamp(2rem, 6vw, 4rem);
  border: 1px solid rgba(236, 138, 0, 0.2);
  border-radius: 24px;
  background:
    radial-gradient(circle at 92% 8%, rgba(229, 57, 31, 0.12), transparent 27%),
    linear-gradient(135deg, #fff8ed, #fff 70%);
}

.release-hero h1,
.changelog-hero h1 {
  margin: 0 0 0.8rem;
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 5.8rem);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: var(--color-primary);
}

.release-count {
  min-width: 110px;
  padding-left: 1.5rem;
  border-left: 1px solid rgba(24, 24, 27, 0.14);
  color: var(--color-muted);
}

.release-count strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 3.4rem;
  font-weight: 600;
  line-height: 0.9;
  color: var(--color-orange);
}

.release-count span {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.release-index-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 0.85rem;
}

.release-index-heading .page-kicker {
  margin: 0;
}

.release-index-heading > span {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.release-list {
  border-top: 1px solid var(--color-border);
}

.release-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: start;
  padding: 1.65rem 0;
  border-bottom: 1px solid var(--color-border);
}

.release-row-date {
  padding-top: 0.2rem;
  font-variant-numeric: tabular-nums;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.release-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.65rem;
}

.release-badge {
  padding: 0.18rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--color-muted);
}

.release-badge.latest {
  border-color: rgba(229, 57, 31, 0.3);
  background: rgba(229, 57, 31, 0.07);
  color: #a42614;
}

.release-badge.stable {
  border-color: rgba(37, 99, 235, 0.24);
  background: rgba(37, 99, 235, 0.06);
  color: #1d4ed8;
}

.release-badge.prerelease {
  border-color: rgba(236, 138, 0, 0.3);
  background: rgba(236, 138, 0, 0.08);
  color: #9a5800;
}

.release-row h3 {
  margin: 0 0 0.15rem;
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 600;
  line-height: 1.15;
}

.release-row h3 a {
  color: var(--color-primary);
}

.release-row h3 a:hover,
.release-row h3 a:focus-visible {
  color: var(--color-accent);
}

.release-tag {
  margin: 0 0 0.65rem;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.75rem;
  color: var(--color-muted);
}

.release-row-main > p:last-child {
  margin: 0;
  max-width: 680px;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-muted);
}

.release-row-actions,
.release-detail-actions,
.home-release-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.release-row-actions {
  max-width: 165px;
  justify-content: flex-end;
}

.release-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  min-height: 2.45rem;
  padding: 0.45rem 0.78rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-secondary);
  background: var(--color-surface);
}

.release-action:hover,
.release-action:focus-visible {
  border-color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  color: var(--color-accent);
}

.release-action.primary {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #fff;
}

.release-action.primary:hover,
.release-action.primary:focus-visible {
  border-color: #1d4ed8;
  border-bottom-color: #1d4ed8;
  background: #1d4ed8;
  color: #fff;
}

.changelog-hero {
  max-width: 820px;
  margin-bottom: 3rem;
  padding: clamp(1.5rem, 4vw, 2.5rem) 0;
}

.changelog-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.changelog-timeline::before {
  content: "";
  position: absolute;
  top: 0.7rem;
  bottom: 0.7rem;
  left: 152px;
  width: 1px;
  background: var(--color-border);
}

.changelog-entry {
  position: relative;
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 3rem;
  padding-bottom: 2.2rem;
}

.changelog-marker {
  position: absolute;
  top: 0.5rem;
  left: 146px;
  width: 13px;
  height: 13px;
  border: 3px solid var(--color-bg);
  border-radius: 50%;
  background: var(--color-orange);
  box-shadow: 0 0 0 1px rgba(236, 138, 0, 0.25);
}

.changelog-date {
  padding-top: 0.35rem;
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.changelog-card {
  padding: 1.35rem 1.5rem 1.45rem;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-surface);
}

.changelog-card h2 {
  margin: 0 0 0.65rem;
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 3vw, 1.9rem);
  font-weight: 600;
  line-height: 1.15;
}

.changelog-card h2 a {
  color: var(--color-primary);
}

.changelog-card h2 a:hover,
.changelog-card h2 a:focus-visible {
  color: var(--color-accent);
}

.changelog-card p {
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-muted);
}

.changelog-link {
  font-size: 0.78rem;
  font-weight: 700;
}

.release-back {
  display: inline-flex;
  gap: 0.35rem;
  margin-bottom: 1.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-muted);
}

.release-detail-hero {
  margin-bottom: 2.2rem;
  padding: clamp(1.75rem, 5vw, 3.5rem);
  border: 1px solid rgba(236, 138, 0, 0.2);
  border-radius: 22px;
  background:
    radial-gradient(circle at 92% 4%, rgba(229, 57, 31, 0.12), transparent 28%),
    linear-gradient(135deg, #fff8ed, #fff 72%);
}

.release-detail-tag {
  margin: 0 0 0.4rem;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.78rem;
  color: var(--color-muted);
}

.release-detail-hero h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.04em;
  color: var(--color-primary);
}

.release-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.2rem;
  margin-bottom: 1.4rem;
  font-size: 0.78rem;
  color: var(--color-muted);
}

.release-notes-content {
  max-width: 820px;
  margin: 0 auto;
  padding: clamp(1rem, 4vw, 2rem) 0;
}

.release-notes-content h2,
.release-notes-content h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
}

.release-notes-content h2 {
  margin: 2.4rem 0 0.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: clamp(1.65rem, 4vw, 2.1rem);
}

.release-notes-content h3 {
  margin: 1.6rem 0 0.6rem;
  font-size: clamp(1.25rem, 3vw, 1.55rem);
}

.release-notes-content p,
.release-notes-content li {
  color: var(--color-secondary);
}

.release-notes-content ul,
.release-notes-content ol {
  margin: 0 0 1.1rem;
  padding-left: 1.35rem;
}

.release-notes-content li + li {
  margin-top: 0.35rem;
}

.release-notes-content code {
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  background: #f0f0f2;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.84em;
  color: #27272a;
}

.release-notes-content pre {
  margin: 0 0 1.2rem;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  border: 1px solid #303036;
  border-radius: 8px;
  background: #18181b;
}

.release-notes-content pre code {
  padding: 0;
  background: transparent;
  color: #f4f4f5;
}

.release-notes-content hr {
  margin: 2.4rem 0;
  border: 0;
  border-top: 1px solid var(--color-border);
}

.home-release {
  position: relative;
  overflow: hidden;
  padding: clamp(1.4rem, 4vw, 2.1rem);
  border: 1px solid rgba(236, 138, 0, 0.24);
  border-radius: 18px;
  background:
    radial-gradient(circle at 96% -15%, rgba(229, 57, 31, 0.13), transparent 35%),
    linear-gradient(135deg, #fff8ed, #fff 70%);
}

.home-release-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  margin-bottom: 0.45rem;
}

.home-release-meta .page-kicker {
  margin: 0;
}

.home-release-meta time {
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  color: var(--color-muted);
}

.home-release h2 {
  margin-bottom: 0.55rem;
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 4vw, 2.35rem);
  font-weight: 600;
  line-height: 1.1;
}

.home-release > p {
  max-width: 820px;
  margin-bottom: 1rem;
  font-size: 0.92rem;
  color: var(--color-muted);
}

/* ── Footer ── */

.home-news {
  border-color: #d6e1f3;
  background: linear-gradient(135deg, #f0f5ff, #fff 70%);
  scroll-margin-top: 9rem;
}

.home-news .home-news-summary { color: var(--color-secondary); }
.home-news .home-news-headline { margin: .9rem 0 .6rem; font-size: 1.15rem; line-height: 1.5; overflow-wrap: anywhere; }
.home-news .home-news-headline a { color: var(--color-primary); }
.home-news .home-release-meta time { font-size: .85rem; }

.site-footer {
  padding: 1.8rem 1.5rem 2rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.site-footer a {
  color: var(--color-secondary);
}

/* ── Responsive ── */

@media (max-width: 720px) {
  html {
    font-size: 16px;
  }

  .site-nav {
    gap: 1rem;
    flex-wrap: wrap;
  }

  main {
    padding-top: 3rem;
  }

  .contributor-item {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }

  .publications-hero {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .publication-count {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    padding: 1rem 0 0;
    border-top: 1px solid rgba(24, 24, 27, 0.14);
    border-left: 0;
  }

  .publication-count strong {
    font-size: 2.5rem;
  }

  .publication-card-footer,
  .publication-year-group,
  .publication-row {
    grid-template-columns: 1fr;
  }

  .publication-actions {
    width: 100%;
  }

  .publication-link {
    flex: 1 1 150px;
  }

  .publication-year-group,
  .publication-row {
    gap: 1rem;
  }

  .publication-row-links {
    justify-content: flex-start;
  }

  .release-hero,
  .release-row {
    grid-template-columns: 1fr;
  }

  .release-count {
    display: flex;
    align-items: baseline;
    gap: 0.55rem;
    padding: 1rem 0 0;
    border-top: 1px solid rgba(24, 24, 27, 0.14);
    border-left: 0;
  }

  .release-count strong {
    font-size: 2.6rem;
  }

  .release-row {
    gap: 0.8rem;
  }

  .release-row-actions {
    max-width: none;
    justify-content: flex-start;
  }

  .changelog-timeline::before {
    left: 6px;
  }

  .changelog-entry {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    padding-left: 1.65rem;
  }

  .changelog-marker {
    left: 0;
  }

  .changelog-date {
    padding: 0;
    text-align: left;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    letter-spacing: -0.045em;
  }

  .publications-hero,
  .publication-feature {
    border-radius: 18px;
  }

  .publication-feature-heading {
    align-items: start;
    flex-direction: column;
  }

  .release-tabs {
    gap: 0.5rem;
  }

  .release-detail-actions .release-action,
  .home-release-actions .release-action {
    flex: 1 1 140px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}