* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --bg: #f4f1ea;
  --surface: rgba(255, 252, 247, 0.92);
  --surface-strong: #fffdf9;
  --surface-alt: #efe7db;
  --text: #18161a;
  --muted: #635d57;
  --border: rgba(24, 22, 26, 0.1);
  --accent: #184e77;
  --accent-strong: #0f3653;
  --accent-soft: rgba(24, 78, 119, 0.12);
  --shadow: 0 24px 60px rgba(20, 16, 10, 0.12);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --container: 1180px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #10151d;
  --surface: rgba(19, 27, 37, 0.9);
  --surface-strong: #17212d;
  --surface-alt: #13202b;
  --text: #f5f4f1;
  --muted: #b7c1cc;
  --border: rgba(245, 244, 241, 0.1);
  --accent: #7eb6de;
  --accent-strong: #abd8f5;
  --accent-soft: rgba(126, 182, 222, 0.14);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(24, 78, 119, 0.16), transparent 30%),
    radial-gradient(circle at top right, rgba(181, 138, 68, 0.12), transparent 24%),
    linear-gradient(180deg, #faf7f2 0%, var(--bg) 28%, var(--bg) 100%);
  transition: background-color 0.3s ease, color 0.3s ease;
}

:root[data-theme="dark"] body {
  background:
    radial-gradient(circle at top left, rgba(126, 182, 222, 0.13), transparent 30%),
    radial-gradient(circle at top right, rgba(120, 91, 55, 0.14), transparent 24%),
    linear-gradient(180deg, #0c1118 0%, var(--bg) 32%, var(--bg) 100%);
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.site-shell {
  position: relative;
  overflow: clip;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.narrow {
  max-width: 860px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 241, 234, 0.74);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

:root[data-theme="dark"] .site-header {
  background: rgba(16, 21, 29, 0.74);
}

.nav-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  color: var(--text);
  margin-right: auto;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.96rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.brand small {
  font-size: 0.78rem;
  color: var(--muted);
}

.brand-mark {
  width: 2.6rem;
  height: 2.6rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 30%, #dff0fb 0%, #b8cbd5 22%, transparent 40%),
    linear-gradient(135deg, #9ab7c5 0%, #bbc6ca 28%, #c8ab69 74%, #a9863f 100%);
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.55),
    0 10px 18px rgba(24, 78, 119, 0.12);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.site-nav a,
.footer-links a {
  text-decoration: none;
  color: var(--muted);
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.is-active,
.footer-links a:hover,
.text-link:hover,
.inline-links a:hover {
  color: var(--accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.menu-toggle,
.theme-toggle,
.button {
  font: inherit;
}

.button,
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.button {
  background: var(--accent);
  color: #f5f4f1;
  box-shadow: var(--shadow);
}

.button:hover,
.theme-toggle:hover,
.menu-toggle:hover {
  transform: translateY(-1px);
}

.button-ghost,
.theme-toggle {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}

.button-with-icon {
  gap: 0.45rem;
}

.button-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.button-icon svg {
  width: 100%;
  height: 100%;
}

.theme-toggle {
  gap: 0.45rem;
}

.theme-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.theme-icon svg {
  width: 100%;
  height: 100%;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: var(--text);
}

.hero,
.page-hero {
  padding: 5rem 0 2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 1.5rem;
  align-items: stretch;
}

body[data-page="home"] .hero {
  padding: 4.25rem 0 1.75rem;
}

body[data-page="home"] .hero-grid {
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.64fr);
  gap: 1rem;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.panel,
.feature-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero-copy {
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 3vw, 3rem);
  position: relative;
}

body[data-page="home"] .hero-copy {
  padding: clamp(1.4rem, 2vw, 1.9rem);
  display: flex;
  flex-direction: column;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: auto 2rem 2rem auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(193, 139, 62, 0.22), transparent 70%);
  pointer-events: none;
}

.hero-card {
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  display: grid;
  gap: 1rem;
}

body[data-page="home"] .hero-card {
  max-width: 400px;
  width: 100%;
  justify-self: end;
  padding: 0.95rem;
  gap: 0;
}

.portrait-wrap {
  padding: 0.75rem;
  border-radius: calc(var(--radius-lg) - 8px);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.35), rgba(24, 78, 119, 0.08));
}

.portrait {
  width: 100%;
  aspect-ratio: 4 / 4.8;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) - 14px);
}

body[data-page="home"] .portrait-wrap {
  padding: 0;
  background: none;
}

body[data-page="home"] .portrait {
  aspect-ratio: 4 / 4.45;
  width: 100%;
  max-height: none;
}

.hero-card-body {
  padding: 0 0.4rem 0.25rem;
}

.eyebrow,
.mini-label,
.meta-line {
  color: var(--accent);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  font-size: 0.74rem;
  font-weight: 800;
}

.mini-label,
.meta-line {
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 700;
  line-height: 1.05;
}

h1,
h2 {
  font-family: "Source Serif 4", serif;
}

h1 {
  margin-top: 0.7rem;
  font-size: clamp(2.6rem, 5vw, 5.1rem);
  max-width: 11ch;
}

body[data-page="home"] h1 {
  font-size: clamp(2.15rem, 3.35vw, 3.35rem);
  max-width: none;
  line-height: 1.02;
}

h2 {
  font-size: clamp(2rem, 3vw, 3rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.hero-lead {
  margin-top: 1rem;
  max-width: 42rem;
  font-size: 1.16rem;
  color: var(--text);
}

body[data-page="home"] .hero-lead {
  max-width: none;
  font-size: 1rem;
  line-height: 1.58;
}

.hero-body {
  margin-top: 1.1rem;
  max-width: 40rem;
}

body[data-page="home"] .hero-body {
  max-width: none;
  line-height: 1.62;
}

body[data-page="home"] .cta-row {
  margin-top: auto;
  padding-top: 1.2rem;
}

.section {
  padding: 2rem 0;
}

.section-alt {
  padding-top: 2.6rem;
}

.section-heading {
  margin-bottom: 1.4rem;
}

.section-heading h2 {
  margin-top: 0.45rem;
  max-width: 14ch;
}

body[data-page="home"] .section-heading h2 {
  max-width: none;
}

.cta-row,
.inline-links,
.mini-metrics,
.tag-list,
.contact-list,
.bullet-stack {
  display: flex;
  gap: 0.75rem;
}

.cta-row {
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.cta-row.compact {
  margin-top: 1rem;
}

.inline-links {
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
  flex-wrap: wrap;
}

.inline-links a,
.text-link {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.bullet-stack,
.contact-list {
  margin: 0;
  padding-left: 1.15rem;
  display: grid;
  gap: 0.6rem;
  color: var(--text);
}

.contact-list a {
  text-decoration: none;
  color: var(--text);
}

.two-column,
.feature-panel,
.split-highlight,
.cv-grid,
.card-grid {
  display: grid;
  gap: 1.2rem;
}

.two-column,
.cv-grid,
.split-highlight {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid,
.card-grid-wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel,
.feature-panel {
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.panel h3,
.feature-panel h2,
.feature-panel h3 {
  margin-top: 0.5rem;
}

.panel h3 + p,
.feature-panel h3 + p {
  margin-top: 0.55rem;
}

.feature-panel .mini-label + p {
  margin-top: 0.12rem;
}

.feature-panel p + p,
.panel p + p {
  margin-top: 0.8rem;
}

.mini-metrics {
  margin-top: 1.3rem;
  flex-wrap: wrap;
}

.mini-metrics div {
  min-width: 120px;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
}

.mini-metrics strong,
.mini-metrics span {
  display: block;
}

.mini-metrics span {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.link-panel {
  text-decoration: none;
  color: inherit;
}

.link-panel:hover {
  border-color: rgba(24, 78, 119, 0.32);
}

.publication-list {
  display: grid;
  gap: 1rem;
}

.publication-entry {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
  scroll-margin-top: 6.5rem;
}

.publication-number {
  min-width: 56px;
  padding: 0.7rem 0.85rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-weight: 800;
  text-align: center;
}

.publication-content h3 {
  margin-top: 0;
}

.publication-authors,
.publication-status {
  font-size: 0.96rem;
}

.publication-status {
  color: var(--text);
  font-weight: 700;
}

.citation-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  min-height: 1.7rem;
  padding: 0 0.45rem;
  margin-left: 0.2rem;
  border-radius: 999px;
  border: 1px solid rgba(24, 78, 119, 0.25);
  background: var(--accent-soft);
  color: var(--accent-strong);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 800;
  vertical-align: baseline;
  cursor: pointer;
}

.citation-chip:hover,
.citation-chip:focus-visible {
  border-color: rgba(24, 78, 119, 0.42);
  outline: none;
}

.citation-chip-static {
  cursor: default;
}

.citation-chip[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.6rem);
  transform: translateX(-50%) translateY(6px);
  width: max-content;
  max-width: min(300px, 70vw);
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.45;
  opacity: 0;
  pointer-events: none;
  white-space: normal;
  z-index: 6;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.citation-chip[data-tooltip]:hover::after,
.citation-chip[data-tooltip]:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.page-hero .narrow {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: clamp(2rem, 3vw, 3rem);
}

body[data-page="snapshots"] .page-hero,
body[data-page="publications"] .page-hero,
body[data-page="research"] .page-hero,
body[data-page="cv"] .page-hero,
body[data-page="contact"] .page-hero {
  padding: 3.6rem 0 1.2rem;
}

body[data-page="snapshots"] .page-hero .narrow,
body[data-page="publications"] .page-hero .narrow,
body[data-page="research"] .page-hero .narrow,
body[data-page="cv"] .page-hero .narrow,
body[data-page="contact"] .page-hero .narrow {
  max-width: none;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

body[data-page="snapshots"] .page-hero h1,
body[data-page="publications"] .page-hero h1,
body[data-page="research"] .page-hero h1,
body[data-page="cv"] .page-hero h1,
body[data-page="contact"] .page-hero h1 {
  margin-top: 0.5rem;
  max-width: none;
  font-size: clamp(2.8rem, 4.8vw, 4.5rem);
  line-height: 1.02;
}

body[data-page="snapshots"] .page-hero .hero-lead,
body[data-page="publications"] .page-hero .hero-lead,
body[data-page="research"] .page-hero .hero-lead,
body[data-page="cv"] .page-hero .hero-lead,
body[data-page="contact"] .page-hero .hero-lead {
  max-width: 72rem;
  margin-top: 1.1rem;
}

body[data-page="snapshots"] .page-hero p:not(.eyebrow):not(.hero-lead),
body[data-page="publications"] .page-hero p:not(.eyebrow):not(.hero-lead),
body[data-page="research"] .page-hero p:not(.eyebrow):not(.hero-lead),
body[data-page="cv"] .page-hero p:not(.eyebrow):not(.hero-lead),
body[data-page="contact"] .page-hero p:not(.eyebrow):not(.hero-lead) {
  max-width: 72rem;
  margin-top: 0.55rem;
}

body[data-page="snapshots"] .section-heading h2,
body[data-page="publications"] .section-heading h2,
body[data-page="research"] .section-heading h2,
body[data-page="cv"] .section-heading h2,
body[data-page="contact"] .section-heading h2 {
  max-width: 32ch;
}

.publication-panel {
  max-width: none;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 1.2rem;
  align-items: stretch;
}

.contact-secondary {
  display: grid;
  gap: 1.2rem;
}

.contact-primary h2 {
  margin-top: 0.4rem;
}

.contact-address {
  margin-top: 0.8rem;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  color: var(--text);
}

.contact-address-secondary {
  margin-top: 0.55rem;
  font-size: 1rem;
  color: var(--muted);
}

.contact-links-grid {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.75rem;
}

.contact-link-tile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface-strong) 82%, transparent);
  text-decoration: none;
  font-weight: 700;
  transition: border-color 0.2s ease, transform 0.2s ease, background-color 0.2s ease;
}

.contact-link-main {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.contact-link-icon {
  display: inline-flex;
  width: 1.15rem;
  height: 1.15rem;
  color: var(--accent-strong);
  flex: 0 0 auto;
}

.contact-link-icon svg {
  width: 100%;
  height: 100%;
}

.contact-link-tile::after {
  content: "↗";
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-link-tile:hover,
.contact-link-tile:focus-visible {
  border-color: rgba(24, 78, 119, 0.32);
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--surface-strong));
  transform: translateY(-1px);
}

.timeline {
  position: relative;
  display: grid;
  gap: 1rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 0.6rem;
  bottom: 0.6rem;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-left: 2rem;
}

.timeline-dot {
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  border: 3px solid var(--bg);
  background: var(--accent);
}

.timeline-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.3rem;
  box-shadow: var(--shadow);
}

.timeline-content p {
  margin-top: 0.5rem;
}

.tag-list {
  margin: 0.75rem 0 0;
  flex-wrap: wrap;
  padding: 0;
}

.tag-list span {
  padding: 0.65rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--text);
  font-size: 0.92rem;
}

.moment-card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  height: 100%;
}

.moment-carousel {
  display: grid;
  gap: 0.75rem;
}

.moment-carousel-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-alt);
}

.moment-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  background: var(--surface-alt);
}

.moment-image-contain {
  object-fit: scale-down;
  object-position: center;
  background: rgba(0, 0, 0, 0.04);
}

.moment-image-static {
  height: auto;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: calc(38px + 0.75rem);
}

.moment-carousel-frame .moment-image {
  display: none;
  border: 0;
  border-radius: 0;
}

.moment-carousel-frame .moment-image.is-active {
  display: block;
}

.moment-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.moment-control,
.moment-dot {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.moment-control:hover,
.moment-dot:hover {
  transform: translateY(-1px);
  border-color: rgba(24, 78, 119, 0.28);
}

.moment-control {
  min-height: 38px;
  padding: 0 0.9rem;
  border-radius: 999px;
  font: inherit;
}

.moment-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
}

.moment-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  padding: 0;
}

.moment-dot.is-active {
  background: var(--accent);
  border-color: var(--accent);
}

.moment-meta {
  margin-top: auto;
  padding-top: 0.55rem;
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 700;
}

.moment-note {
  margin-top: -0.45rem;
}

.moment-summary {
  min-height: 4.8em;
}

.image-placeholder {
  display: grid;
  place-items: center;
  min-height: 210px;
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(24, 78, 119, 0.3);
  background:
    linear-gradient(135deg, rgba(24, 78, 119, 0.08), rgba(193, 139, 62, 0.12)),
    var(--surface-alt);
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer {
  padding: 1.35rem 0 2.1rem;
}

.footer-row {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 1.15rem;
  padding: 1.2rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.footer-row strong {
  display: block;
  margin-bottom: 0.45rem;
}

.footer-meta {
  display: grid;
  gap: 0.42rem;
  align-content: start;
}

.footer-meta a {
  color: var(--text);
  text-decoration: none;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.18s;
}

@media (max-width: 980px) {
  .hero-grid,
  .two-column,
  .split-highlight,
  .cv-grid,
  .card-grid,
  .card-grid-wide,
  .contact-layout,
  .footer-row,
  .publication-entry {
    grid-template-columns: 1fr;
  }

  .publication-number {
    width: fit-content;
  }

  h1 {
    max-width: none;
  }

  body[data-page="home"] .hero-card {
    max-width: none;
    justify-self: stretch;
  }

  body[data-page="home"] .hero-grid {
    grid-template-columns: 1fr;
    align-items: start;
  }

  body[data-page="home"] .hero-copy,
  body[data-page="home"] .hero-card {
    width: 100%;
  }

  body[data-page="home"] .hero-copy {
    order: 1;
  }

  body[data-page="home"] .hero-card {
    order: 2;
    max-width: min(420px, 100%);
    margin: 0 auto;
  }

  .nav-row {
    flex-wrap: wrap;
    padding: 1rem 0;
  }

  .menu-toggle {
    display: inline-block;
    margin-left: auto;
  }

  .site-nav,
  .nav-actions {
    width: 100%;
  }

  .site-nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding-top: 0.5rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-actions {
    justify-content: space-between;
  }
}

@media (max-width: 720px) {
  body {
    background:
      radial-gradient(circle at top left, rgba(24, 78, 119, 0.12), transparent 32%),
      linear-gradient(180deg, #faf7f2 0%, var(--bg) 28%, var(--bg) 100%);
  }

  .hero,
  .page-hero {
    padding-top: 3.5rem;
  }

  .hero-copy,
  .page-hero .narrow,
  .hero-card,
  .panel,
  .feature-panel,
  .timeline-content,
  .footer-row {
    padding: 1.3rem;
  }

  h1 {
    font-size: clamp(2.3rem, 12vw, 3.6rem);
  }

  body[data-page="home"] h1 {
    font-size: clamp(2.2rem, 11vw, 3.25rem);
  }

  body[data-page="home"] .hero-copy {
    padding: 1.2rem;
  }

  body[data-page="home"] .hero-card {
    padding: 0.8rem;
    max-width: min(360px, 100%);
  }

  body[data-page="home"] .portrait {
    aspect-ratio: 4 / 4.35;
  }

  h2 {
    font-size: clamp(1.8rem, 10vw, 2.5rem);
  }

  .nav-actions {
    gap: 0.6rem;
  }

  .button,
  .theme-toggle {
    width: 100%;
  }
}