/* Design tokens */
:root {
  color-scheme: light;
  --paper: #f6edda;
  --paper-light: #fffaf0;
  --ink: #211d18;
  --ink-soft: #5b5146;
  --muted: #827467;
  --line: rgba(47, 37, 28, .22);
  --line-strong: rgba(47, 37, 28, .38);
  --burgundy: #832222;
  --burgundy-dark: #541919;
  --contact-bg: #211b17;
  --contact-accent: #f0b89d;
  --contact-accent-line: rgba(240,184,157,.42);
  --contact-line: rgba(255,250,240,.22);
  --shadow: 0 28px 70px rgba(39, 28, 17, .16);
  --page-width: 1480px;
  --page-gutter: 16px;
  --section-padding-block: clamp(48px, 6vw, 80px);
  --section-padding-inline: clamp(24px, 6vw, 64px);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --control-size: 52px;
  --measure: 720px;
  --measure-wide: 900px;
  --font-xs: 10px;
  --font-sm: 12px;
  --font-md: 14px;
  --font-body: 18px;
  --font-lg: 22px;
  --font-display: clamp(82px, 10vw, 168px);
  --font-display-compact: clamp(72px, 8vw, 118px);
  --font-display-mobile: clamp(72px, 20vw, 108px);
  --font-heading: clamp(46px, 6vw, 86px);
  --font-metric: clamp(38px, 4vw, 60px);
  --tracking-label: .08em;
  --line-tight: 1;
  --line-display: .9;
  --line-heading: .95;
  --line-copy: 1.5;
  --line-loose: 1.65;
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

/* Base */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--sans);
  line-height: var(--line-copy);
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 0%, rgba(255,255,255,.82), transparent 34%),
    radial-gradient(circle at 80% 8%, rgba(155,74,52,.12), transparent 32%),
    linear-gradient(135deg, #d7c5a7 0%, var(--paper) 32%, #f9f1e3 66%, #d9c7a8 100%);
  min-height: 100vh;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
[hidden] { display: none !important; }
button, input, select { color: inherit; font: inherit; }
button {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}
:where(a, button, input, select):focus-visible {
  outline: 2px solid var(--burgundy);
  outline-offset: var(--space-1);
}

.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;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 999;
  transform: translateY(-140%);
  background: var(--ink);
  color: var(--paper-light);
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
}
.skip-link:focus { transform: translateY(0); }

/* Header and navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--space-4) var(--page-gutter) 0;
}

.nav-shell {
  width: min(var(--page-width), 100%);
  margin-inline: auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 250, 240, .78);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 14px 36px rgba(47, 35, 20, .12);
  backdrop-filter: blur(18px);
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}
.brand__seal {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1.6px solid var(--burgundy);
  color: var(--burgundy);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: var(--font-md);
}
.brand__text {
  display: grid;
  gap: 1px;
  line-height: var(--line-tight);
  min-width: 0;
}
.brand__title {
  color: var(--muted);
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  white-space: nowrap;
}
.brand strong {
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--font-lg);
  white-space: nowrap;
}
.brand:hover .brand__seal,
.brand:focus-visible .brand__seal {
  color: var(--paper-light);
  background: var(--burgundy);
}

.nav-links {
  justify-self: end;
  display: flex;
  gap: clamp(16px, 2.1vw, 32px);
  align-items: center;
  color: var(--ink-soft);
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  font-weight: 700;
}
.nav-links a {
  position: relative;
  padding-block: var(--space-2);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
}
.nav-links a.is-active {
  color: var(--burgundy);
}
.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--burgundy);
}
.nav-links a.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}
.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  opacity: 1;
  transform: scaleX(1);
}
.language-switch {
  display: inline-flex;
  gap: var(--space-1);
  padding: var(--space-1);
  background: rgba(130, 34, 34, .08);
  border: 1px solid rgba(130, 34, 34, .22);
  border-radius: 999px;
}
.lang-button {
  border: 0;
  color: var(--burgundy);
  background: transparent;
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
  font-size: var(--font-xs);
  font-weight: 900;
}
.lang-button.is-active {
  color: var(--paper-light);
  background: var(--burgundy);
}
.lang-button:hover,
.lang-button:focus-visible {
  background: rgba(130, 34, 34, .14);
}
.lang-button.is-active:hover,
.lang-button.is-active:focus-visible {
  background: var(--burgundy-dark);
}

.mobile-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255,250,240,.5);
  align-content: center;
  justify-items: center;
  gap: var(--space-1);
}
.mobile-toggle:hover,
.mobile-toggle:focus-visible {
  border-color: var(--burgundy);
  background: rgba(130, 34, 34, .08);
}
.mobile-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
}

main {
  width: min(var(--page-width), calc(100% - (var(--page-gutter) * 2)));
  margin: var(--space-5) auto 0;
  background: linear-gradient(180deg, rgba(255,250,240,.95), rgba(244,235,218,.97));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

/* Shared layout */
.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(500px, .85fr);
  border-bottom: 1px solid var(--line);
}

/* Hero */
.hero {
  min-height: 700px;
}
.hero__copy {
  padding: clamp(56px, 7vw, 96px) var(--section-padding-inline) var(--section-padding-block);
  display: grid;
  align-content: center;
}
.eyebrow {
  margin: 0 0 var(--space-5);
  color: var(--burgundy);
  font-size: var(--font-sm);
  line-height: var(--line-copy);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  font-weight: 900;
}
h1, h2 {
  font-family: var(--serif);
  font-weight: 400;
  margin: 0;
}
h1 {
  font-size: var(--font-display);
  line-height: var(--line-display);
}
h1 span { display: block; }
.hero__subtitle {
  margin: var(--space-5) 0 0;
  color: var(--burgundy);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  font-weight: 800;
  line-height: var(--line-copy);
  max-width: var(--measure);
}
.hero__lead {
  color: var(--ink-soft);
  font-size: var(--font-body);
  line-height: var(--line-copy);
  max-width: var(--measure);
  margin: var(--space-5) 0 0;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: var(--space-3) var(--space-5);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  font-size: var(--font-sm);
  font-weight: 900;
}
.button:hover,
.button:focus-visible {
  border-color: var(--burgundy);
}
.button--primary {
  color: var(--paper-light);
  border-color: var(--burgundy);
  background: var(--burgundy);
}
.button--primary:hover,
.button--primary:focus-visible {
  background: var(--burgundy-dark);
}
.button--ghost {
  background: rgba(255,250,240,.34);
}
.button--ghost:hover,
.button--ghost:focus-visible {
  color: var(--paper-light);
  background: var(--burgundy);
}
.button--wide {
  min-width: min(100%, 320px);
}

.hero__side {
  padding: var(--section-padding-block) var(--section-padding-inline);
  display: grid;
  align-content: center;
}
.hero__plate {
  width: min(700px, 100%);
  justify-self: center;
  margin: 0;
}
.image-frame {
  width: 100%;
  background: rgba(255, 250, 240, .74);
  border: 1px solid var(--line);
  box-shadow: 0 24px 48px rgba(47, 35, 20, .14);
  aspect-ratio: 1;
  object-fit: cover;
  padding: var(--space-4);
}
.hero__image {
  filter: grayscale(1) sepia(.22) contrast(.96) brightness(1.03);
  mix-blend-mode: multiply;
  opacity: .88;
}
.hero__caption {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--serif);
  font-size: var(--font-sm);
  font-style: italic;
  line-height: var(--line-copy);
  text-align: center;
}
.hero__caption-label {
  color: var(--burgundy);
  font-style: normal;
  font-weight: 700;
}

/* Metrics */
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
}
.metrics article {
  padding: var(--space-6) clamp(24px, 3vw, 48px);
  border-right: 1px solid var(--line);
  background: rgba(255,250,240,.36);
}
.metrics article:last-child { border-right: 0; }
.metrics strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--font-metric);
  line-height: var(--line-tight);
}
.metrics span {
  display: block;
  margin-top: var(--space-2);
  color: var(--burgundy);
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-label);
  line-height: var(--line-copy);
  text-transform: uppercase;
  font-weight: 900;
}

/* Profile */
.page-section {
  padding: var(--section-padding-block) var(--section-padding-inline);
  border-bottom: 1px solid var(--line);
}
.page-section--grid {
  display: grid;
}
.profile-section {
  grid-template-columns: minmax(280px, .62fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(32px, 6vw, 64px);
}
.section-heading h2,
.profile__details h2 {
  font-size: var(--font-heading);
  line-height: var(--line-heading);
}
.heading--breakable {
  hyphens: auto;
  overflow-wrap: break-word;
}
.section-heading--center {
  text-align: center;
  max-width: var(--measure-wide);
  margin: 0 auto var(--space-6);
}
.section-heading--center p:not(.eyebrow) {
  margin: var(--space-5) auto 0;
  max-width: var(--measure);
  color: var(--ink-soft);
  line-height: var(--line-copy);
  font-size: var(--font-body);
}
.profile-photo {
  width: min(100%, 420px);
}
.profile__content {
  display: grid;
  gap: var(--space-4);
  margin: var(--space-6) 0 0;
  padding-left: var(--space-5);
  color: var(--ink-soft);
  font-size: var(--font-body);
  line-height: var(--line-copy);
}
.profile__content li::marker {
  color: var(--burgundy);
}

/* Focus cards */
.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: rgba(255,250,240,.3);
}
.card {
  min-height: 220px;
  padding: var(--space-6);
  border-right: 1px solid var(--line);
  display: grid;
  align-content: start;
  gap: var(--space-4);
}
.card:last-child { border-right: 0; }
.card__icon {
  color: var(--burgundy);
  font-family: var(--serif);
  font-size: var(--font-metric);
  line-height: var(--line-tight);
}
.card h3 {
  margin: 0;
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
}
.card p {
  margin: 0;
  color: var(--ink-soft);
  line-height: var(--line-copy);
}

/* Publications */
.publication-tools {
  display: grid;
  grid-template-columns: minmax(260px, 1.2fr) repeat(3, minmax(170px, .55fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
}
.publication-tools label {
  display: grid;
  gap: var(--space-2);
  color: var(--burgundy);
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  font-weight: 900;
}
.publication-tools input,
.publication-tools select {
  width: 100%;
  min-height: var(--control-size);
  border: 1px solid var(--line);
  border-radius: 0;
  background-color: rgba(255,250,240,.72);
  color: var(--ink);
  padding: var(--space-3) var(--space-4);
  letter-spacing: 0;
  text-transform: none;
  font-weight: 500;
  outline: none;
}
.publication-tools select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: var(--space-6);
  background-image:
    linear-gradient(45deg, transparent 50%, var(--burgundy) 50%),
    linear-gradient(135deg, var(--burgundy) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 12px) 50%;
  background-repeat: no-repeat;
  background-size: 6px 6px;
}
.publication-tools input:focus,
.publication-tools select:focus {
  border-color: var(--burgundy);
  box-shadow: 0 0 0 3px rgba(130,34,34,.1);
}
.publication-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  margin: var(--space-5) 0 var(--space-4);
  color: var(--ink-soft);
  font-size: var(--font-md);
}
.publication-summary span {
  padding: var(--space-2) var(--space-3);
  background: rgba(255,250,240,.55);
  border: 1px solid var(--line);
}
.publication-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.publication-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  border: 1px solid var(--line);
  background: rgba(255,250,240,.58);
  padding: var(--space-4);
  min-height: 150px;
}
.publication-year {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  justify-items: start;
  padding-right: 4px;
  color: var(--burgundy);
  font-family: var(--serif);
  font-size: var(--font-lg);
  line-height: var(--line-tight);
}
.publication-index {
  font-family: var(--mono);
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-label);
  color: var(--muted);
}
.publication-body {
  border-left: 1px solid var(--line);
  padding-left: var(--space-4);
}
.publication-body p {
  margin: 0;
  color: var(--ink-soft);
  line-height: var(--line-copy);
  font-size: var(--font-md);
}
.publication-body p a {
  color: var(--burgundy);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.publication-body p a:hover,
.publication-body p a:focus-visible {
  color: var(--burgundy-dark);
  text-decoration-thickness: 2px;
}
.publication-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 27px;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--line);
  color: var(--burgundy);
  background: rgba(255,250,240,.48);
  font-size: var(--font-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  font-weight: 900;
}
mark {
  background: rgba(189,79,61,.17);
  color: var(--burgundy-dark);
  padding: 0 .12em;
}
.empty-state {
  grid-column: 1 / -1;
  padding: var(--space-6);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  background: rgba(255,250,240,.58);
}
.publication-actions {
  display: flex;
  justify-content: center;
  margin-top: var(--space-5);
}
/* Contact */
.page-section--dark {
  background: var(--contact-bg);
  color: var(--paper-light);
}
.contact-section {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, 1fr);
  gap: clamp(32px, 5vw, 64px);
}
.contact-section .eyebrow { color: var(--contact-accent); }
.contact-section h2 {
  color: var(--paper-light);
  font-size: var(--font-heading);
  line-height: var(--line-heading);
}
.contact-section p:not(.eyebrow) {
  color: rgba(255,250,240,.75);
  line-height: var(--line-copy);
  font-size: var(--font-body);
  max-width: var(--measure);
}
.contact__cards {
  display: grid;
  gap: var(--space-4);
}
.contact-card {
  padding: var(--space-5);
  border: 1px solid var(--contact-line);
  background: rgba(255,250,240,.06);
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  column-gap: var(--space-4);
  row-gap: var(--space-2);
  align-items: center;
}
a.contact-card:hover,
a.contact-card:focus-visible {
  border-color: rgba(255,250,240,.42);
  background: rgba(255,250,240,.1);
}
a.contact-card:hover strong,
a.contact-card:focus-visible strong {
  color: var(--contact-accent);
}
.contact-card__icon {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  grid-row: 1 / span 2;
  border: 1px solid var(--contact-accent-line);
  border-radius: 50%;
  color: var(--contact-accent);
}
.contact-card__icon svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}
.contact-card__label {
  color: var(--contact-accent);
  font-size: var(--font-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  font-weight: 900;
}
.contact-card strong {
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--font-lg);
  overflow-wrap: anywhere;
}
.orcid-value {
  font-family: var(--sans);
  font-size: var(--font-body);
  font-weight: 700;
}
.orcid-mark {
  border-color: #a6ce39;
  color: #fff;
  background: #a6ce39;
  font-size: var(--font-xs);
  font-weight: 900;
  line-height: var(--line-tight);
}

/* Footer */
.site-footer {
  width: min(var(--page-width), calc(100% - (var(--page-gutter) * 2)));
  margin: 0 auto var(--space-7);
  display: flex;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-5);
  color: rgba(33, 29, 24, .72);
  font-size: var(--font-sm);
}
.site-footer p { margin: 0; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--burgundy);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Legal pages */
.legal-page {
  max-width: 980px;
  padding: clamp(32px, 6vw, 72px);
}
.back-link {
  display: inline-flex;
  margin-bottom: var(--space-6);
  color: var(--burgundy);
  font-size: var(--font-sm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
}
.legal-section {
  padding-block: var(--space-6);
  border-top: 1px solid var(--line);
}
.legal-section:first-of-type { border-top: 0; padding-top: 0; }
.legal-section h1 {
  font-size: var(--font-heading);
  line-height: var(--line-heading);
  margin-bottom: var(--space-6);
}
.legal-section h2 {
  margin: var(--space-6) 0 var(--space-2);
  font-family: var(--sans);
  font-size: var(--font-sm);
  font-weight: 900;
  line-height: var(--line-copy);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--burgundy);
}
.legal-section p,
.legal-section address {
  margin: 0;
  color: var(--ink-soft);
  font-style: normal;
  line-height: var(--line-loose);
  max-width: 760px;
}
.legal-section a {
  color: var(--burgundy);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Responsive adjustments */
@media (min-width: 1121px) and (max-height: 820px) {
  .hero { min-height: 560px; }
  .hero__copy {
    padding-top: clamp(32px, 6vh, 56px);
    padding-bottom: clamp(32px, 5vh, 48px);
  }
  h1 { font-size: var(--font-display-compact); }
  .hero__subtitle {
    margin-top: var(--space-4);
    font-size: var(--font-md);
  }
  .hero__lead {
    margin-top: var(--space-4);
  }
  .hero__actions { margin-top: var(--space-5); }
  .hero__plate { width: min(430px, 100%); }
}

@media (max-width: 1120px) {
  .section-grid,
  .page-section--grid,
  .contact-section {
    grid-template-columns: 1fr;
  }
  .hero__copy { padding-bottom: var(--space-7); }
  .hero__side { padding-top: var(--space-5); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card:nth-child(2) { border-right: 0; }
  .card:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .publication-tools { grid-template-columns: 1fr 1fr; }
  .publication-list { grid-template-columns: 1fr; }
  .hero__plate { width: min(520px, 100%); }
}

@media (max-width: 820px) {
  :root { --page-gutter: var(--space-3); }
  .site-header {
    top: var(--space-3);
    padding-top: 0;
  }
  .nav-shell {
    width: 100%;
    grid-template-columns: 1fr auto auto;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: 999px;
  }
  .brand { gap: var(--space-2); }
  .mobile-toggle { display: grid; }
  .nav-links {
    position: absolute;
    left: 0;
    right: 0;
    width: 100%;
    top: calc(100% + var(--space-3));
    display: grid;
    justify-items: start;
    gap: 0;
    padding: 0;
    background: rgba(255,250,240,.94);
    border: 1px solid var(--line);
    border-radius: var(--space-5);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    opacity: 0;
    pointer-events: none;
  }
  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a {
    width: 100%;
    padding: var(--space-3) var(--space-5);
    border-bottom: 1px solid var(--line);
  }
  .nav-links a::after {
    left: var(--space-5);
    right: var(--space-5);
    bottom: var(--space-2);
  }
  .nav-links a:last-child { border-bottom: 0; }
  .brand__title { display: none; }
  .brand strong { font-size: var(--font-body); }
  .brand__seal { width: 40px; height: 40px; }
  .language-switch {
    flex: 0 0 auto;
    gap: var(--space-1);
    padding: var(--space-1);
  }
  .lang-button {
    flex: 0 0 30px;
    width: 30px;
    padding: var(--space-2) 0;
    font-size: var(--font-xs);
  }
  .hero { min-height: auto; }
  h1 { font-size: var(--font-display-mobile); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metrics article:nth-child(2) { border-right: 0; }
  .metrics article:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .cards { grid-template-columns: 1fr; }
  .card { border-right: 0; }
  .card:not(:last-child) { border-bottom: 1px solid var(--line); }
  .publication-tools { grid-template-columns: 1fr; }
  .publication-card { grid-template-columns: 56px minmax(0, 1fr); gap: var(--space-2); }
  .publication-year { font-size: var(--font-lg); }
  .site-footer { flex-direction: column; }
}

@media (max-width: 520px) {
  :root {
    --control-size: 48px;
    --font-body: 16px;
    --font-lg: 19px;
    --font-display-mobile: clamp(56px, 17vw, 78px);
    --font-heading: clamp(38px, 11vw, 52px);
    --font-metric: clamp(34px, 10vw, 46px);
  }
  .hero__copy,
  .page-section { padding-left: var(--space-5); padding-right: var(--space-5); }
  .hero__subtitle { font-size: var(--font-sm); }
  .button { width: 100%; }
  .metrics { grid-template-columns: 1fr; }
  .metrics article { border-right: 0; }
  .metrics article:not(:last-child) { border-bottom: 1px solid var(--line); }
  .hero__plate { width: min(360px, 100%); }
  .publication-card { grid-template-columns: 1fr; }
  .publication-body { border-left: 0; padding-left: 0; }
}