:root {
  --ink: #252a2b;
  --muted: #626a6b;
  --paper: #fafaf7;
  --white: #ffffff;
  --tint: #f0f2ef;
  --line: #d7dbd8;
  --brand: #455a47;
  --accent: #6d5058;
  --hero: #304034;
  --shell: 70rem;
}

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

[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.75rem;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

body,
a { overflow-wrap: anywhere; }

a {
  color: inherit;
  text-decoration-color: rgba(37, 42, 43, 0.35);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover { text-decoration-color: currentColor; }

button,
a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 2px solid #8ea9ad;
  outline-offset: 4px;
}

h1,
h2,
h3,
p { margin-top: 0; }

h1,
h2,
h3 {
  line-height: 1.25;
  letter-spacing: -0.018em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(1.9rem, 3.4vw, 2.8rem);
  font-weight: 520;
}

h3 {
  margin-bottom: 0.7rem;
  font-size: 1.08rem;
  font-weight: 600;
}

.shell {
  width: min(calc(100% - 3rem), var(--shell));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 1000;
  padding: 0.6rem 0.9rem;
  color: var(--white);
  background: #263638;
  border-radius: 0.2rem;
}

.skip-link:focus { top: 0.7rem; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--white);
  background: rgba(24, 34, 27, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: background-color 180ms ease;
}

.site-header.is-scrolled { background: rgba(24, 34, 27, 0.95); }

.header-inner {
  min-height: 4.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--white);
  font-size: 0.94rem;
  font-weight: 600;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 1.8rem;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  font-size: 0.59rem;
  font-weight: 500;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 1.8rem);
}

.site-nav a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.82rem;
  font-weight: 520;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="true"] { color: var(--white); }

.site-nav .language-link {
  padding: 0.3rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 0.2rem;
}

.menu-button {
  display: none;
  align-items: center;
  gap: 0.55rem;
  padding: 0.35rem;
  color: var(--white);
  background: transparent;
  border: 0;
  font: inherit;
}

.menu-label {
  font-size: 0.78rem;
  font-weight: 550;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 1.15rem;
  height: 1px;
  background: currentColor;
  transition: transform 180ms ease;
}

.menu-icon { position: relative; }

.menu-icon::before,
.menu-icon::after {
  position: absolute;
  content: "";
}

.menu-icon::before { transform: translateY(-0.32rem); }
.menu-icon::after { transform: translateY(0.32rem); }
.menu-button[aria-expanded="true"] .menu-icon { background: transparent; }
.menu-button[aria-expanded="true"] .menu-icon::before { transform: rotate(45deg); }
.menu-button[aria-expanded="true"] .menu-icon::after { transform: rotate(-45deg); }

/* Set --hero-image: url("../img/selected-image.jpg") after the image is supplied. */
.hero {
  --hero-image: url("../img/IMG_5605-web.jpg");
  --hero-position-x: center;
  --hero-position-y: 48%;
  --hero-shift: 0px;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 72vh;
  display: grid;
  align-items: end;
  padding: 9rem 0 4.75rem;
  color: var(--white);
  background-color: var(--hero);
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.hero::before {
  inset: -15% 0;
  z-index: 0;
  background-image: var(--hero-image);
  background-repeat: no-repeat;
  background-position: var(--hero-position-x) var(--hero-position-y);
  background-size: cover;
  transform: translate3d(0, var(--hero-shift), 0);
  will-change: transform;
}

.hero::after {
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(18, 29, 21, 0.86) 0%, rgba(18, 29, 21, 0.68) 52%, rgba(18, 29, 21, 0.42) 100%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(17rem, 0.55fr);
  gap: clamp(3rem, 8vw, 7rem);
  align-items: end;
}

.eyebrow,
.section-kicker,
.card-label,
.note-label {
  margin-bottom: 1rem;
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero .eyebrow,
.note-label { color: rgba(255, 255, 255, 0.64); }

.hero h1 {
  max-width: 15ch;
  margin-bottom: 1.35rem;
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
  font-weight: 430;
  letter-spacing: -0.045em;
  line-height: 1.02;
}

.hero-ja h1 { letter-spacing: -0.035em; }

.hero-role {
  max-width: 39rem;
  margin-bottom: 0.8rem;
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  font-weight: 520;
  line-height: 1.5;
}

.hero-summary {
  max-width: 42rem;
  margin-bottom: 1.8rem;
  color: rgba(255, 255, 255, 0.73);
  font-size: 0.98rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.button {
  display: inline-flex;
  min-height: 2.55rem;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.85rem;
  border: 1px solid transparent;
  border-radius: 0.22rem;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}

.button-primary {
  color: #253639;
  background: rgba(255, 255, 255, 0.92);
}

.button-primary:hover { background: var(--white); }

.button-quiet {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(0, 0, 0, 0.06);
}

.hero-note {
  padding: 0 0 0 1.4rem;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
}

.focus-list {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
}

.focus-list li {
  padding: 0.26rem 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.86rem;
}

.affiliation {
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
}

.profile-links a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 550;
}

.section { padding: clamp(4.5rem, 8vw, 6.75rem) 0; }
.section-tint { background: var(--tint); }
.section-kicker,
.card-label { color: var(--accent); }

.archive-intro {
  padding: clamp(8.5rem, 15vw, 11rem) 0 clamp(4.5rem, 8vw, 6.5rem);
  color: var(--white);
  background: var(--hero);
}

.archive-intro .section-kicker { color: rgba(255, 255, 255, 0.64); }

.archive-intro h1 {
  max-width: 17ch;
  margin: 0 0 1.5rem;
  font-size: clamp(2.5rem, 5.5vw, 4.4rem);
  font-weight: 430;
  line-height: 1.08;
}

.archive-intro > .shell > p:last-child {
  max-width: 42rem;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.78);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(20rem, 1fr);
  gap: clamp(2.5rem, 8vw, 7rem);
  align-items: start;
}

.lead-prose {
  max-width: 43rem;
  color: #3c4344;
  font-size: clamp(1.02rem, 1.4vw, 1.14rem);
}

.lead-prose p:last-child { margin-bottom: 0; }

.lead-prose .research-links {
  margin-top: 1.6rem;
  padding-left: 1rem;
  color: var(--muted);
  border-left: 1px solid #aeb6b3;
  font-size: 0.88rem;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(3.5rem, 6vw, 5rem);
}

.topic-card {
  padding: 1.35rem 0 0;
  border-top: 1px solid #aeb6b3;
}

.topic-number {
  display: block;
  margin-bottom: 1.8rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
}

.topic-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.section-heading { margin-bottom: clamp(2.5rem, 5vw, 4rem); }

.inline-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
}

.inline-heading h2,
.compact-heading h2 { margin-bottom: 0; }

.text-link {
  color: var(--brand);
  font-size: 0.86rem;
  font-weight: 600;
}

.publication-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.publication-list > li { border-bottom: 1px solid var(--line); }

.publication {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
}

.publication-year {
  margin-bottom: 0.25rem;
  color: var(--accent);
  font-size: 0.84rem;
  font-variant-numeric: tabular-nums;
}

.publication h3 {
  max-width: 50rem;
  margin-bottom: 0.45rem;
  font-size: clamp(1.12rem, 1.9vw, 1.42rem);
  font-weight: 540;
  line-height: 1.4;
}

.publication h3 a { text-decoration: none; }
.publication h3 a:hover { color: var(--brand); }

.publication p:not(.publication-year) {
  margin-bottom: 0.3rem;
  color: var(--muted);
  font-size: 0.89rem;
}

.publication-links {
  display: flex;
  gap: 0.9rem;
}

.publication-links a {
  color: var(--brand);
  font-weight: 560;
}

.list-toggle {
  margin-top: 1.4rem;
  padding: 0.55rem 0.8rem;
  color: var(--brand);
  background: transparent;
  border: 1px solid #aeb6b3;
  border-radius: 0.2rem;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
}

.list-toggle:hover { background: rgba(69, 90, 71, 0.06); }

.noscript-note {
  color: var(--muted);
  font-size: 0.9rem;
}

.publication-note {
  margin-top: 1rem;
  overflow: hidden;
  background: rgba(69, 90, 71, 0.045);
  border: 1px solid #cbd1cd;
  border-left: 3px solid var(--brand);
  border-radius: 0.2rem;
}

.publication-note-correction { border-left-color: var(--accent); }

.publication-note > summary {
  min-height: 3.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.8rem;
  cursor: pointer;
  list-style: none;
}

.publication-note > summary::-webkit-details-marker { display: none; }

.publication-note-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.75rem;
}

.publication-note-kind {
  color: var(--accent);
  font-size: 0.63rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.publication-note-title {
  color: #35403e;
  font-size: 0.86rem;
  font-weight: 620;
}

.publication-note-state::before {
  content: "+";
  color: var(--brand);
  font-size: 1.1rem;
  font-weight: 400;
}

.publication-note[open] .publication-note-state::before { content: "−"; }

.publication-note-body {
  padding: 0.2rem 0.85rem 1rem;
  border-top: 1px solid rgba(174, 182, 179, 0.6);
}

.publication-note-body p {
  max-width: 47rem;
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.publication-note-body pre {
  max-width: 100%;
  margin: 0.9rem 0 0;
  overflow-x: auto;
  padding: 0.65rem 0.75rem;
  color: #35403e;
  background: rgba(69, 90, 71, 0.08);
  border-radius: 0.15rem;
  font-size: 0.8rem;
}

.publication-note-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
  margin-top: 0.9rem;
}

.publication-note-links a {
  color: var(--brand);
  font-size: 0.82rem;
  font-weight: 580;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(15rem, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(3rem, 9vw, 8rem);
}

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

.news-list li {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 1rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line);
}

.news-list li:last-child { border-bottom: 1px solid var(--line); }

.news-list time {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 580;
  font-variant-numeric: tabular-nums;
}

.news-list p {
  margin: 0;
  font-size: 0.95rem;
}

.profile-section {
  background: #e8ece9;
}

.profile-visual {
  position: relative;
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
  overflow: hidden;
  background: #dce4e1;
}

.profile-visual img {
  --profile-shift: 0px;
  display: block;
  width: 100%;
  height: auto;
  transform: translate3d(0, var(--profile-shift), 0) scale(1.12);
  will-change: transform;
}

.profile-visual-copy {
  position: absolute;
  top: clamp(2rem, 6vw, 4.75rem);
  left: clamp(1.5rem, 5vw, 4rem);
  max-width: 28rem;
  color: #26302f;
}

.profile-visual-copy h2 {
  max-width: 13ch;
}

.profile-visual-copy > p:last-child {
  max-width: 35rem;
  color: #4e5958;
}

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

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  gap: clamp(3rem, 9vw, 8rem);
}

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

.profile-grid h3 {
  margin-bottom: 1rem;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.project-block {
  padding-top: 1.25rem;
  border-top: 1px solid #c4cbc7;
}

.project-block p {
  max-width: 38rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.project-links { margin-top: 1.25rem; }

.profile-secondary {
  display: grid;
  gap: 2.5rem;
}

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

.plain-list li {
  padding: 0.6rem 0;
  border-top: 1px solid #c4cbc7;
  font-size: 0.92rem;
}

.plain-list li:last-child { border-bottom: 1px solid #c4cbc7; }

.teaching-archive {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  border-top: 1px solid #c4cbc7;
}

.teaching-archive summary {
  padding: 0.9rem 0;
  color: var(--brand);
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
}

.teaching-archive summary::marker { color: var(--accent); }

.teaching-archive .record-list {
  max-width: 44rem;
  padding-bottom: 1rem;
}

.academic-records,
.student-records {
  margin-top: clamp(3.5rem, 8vw, 7rem);
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
  border-top: 1px solid #c4cbc7;
}

.academic-records {
  display: grid;
  grid-template-columns: minmax(13rem, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(3rem, 8vw, 7rem);
}

.academic-records-heading h2,
.student-records-heading h2 {
  max-width: 12ch;
  margin-bottom: 0;
}

.academic-records-grid,
.student-records-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 4rem);
}

.academic-records-grid h3,
.student-records-grid h3 {
  margin-bottom: 1rem;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.record-list,
.student-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.record-list li,
.student-list li {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid #c4cbc7;
}

.record-list li:last-child,
.student-list li:last-child {
  border-bottom: 1px solid #c4cbc7;
}

.record-list h4,
.student-list h4 {
  margin: 0 0 0.25rem;
  font-size: 0.96rem;
  font-weight: 580;
  line-height: 1.45;
}

.record-list p,
.student-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.record-list .record-period,
.student-list .student-period {
  color: var(--accent);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.record-list h4 a {
  color: inherit;
  text-decoration: none;
}

.record-list h4 a:hover { color: var(--brand); }

.funding-records { grid-column: 1 / -1; }

.funding-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 5vw, 4rem);
}

.funding-list li { border-bottom: 1px solid #c4cbc7; }

.funding-records .list-toggle {
  margin-top: 0.9rem;
  padding: 0.35rem 0;
  border: 0;
  border-bottom: 1px solid #aeb6b3;
  border-radius: 0;
}

.archive-records li {
  grid-template-columns: 6.5rem minmax(0, 1fr);
  padding-block: 1.35rem;
}

.archive-records h3 {
  margin-bottom: 0.65rem;
  font-size: 1.05rem;
  font-weight: 580;
}

.archive-records article > p {
  max-width: 48rem;
  margin-bottom: 0.65rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.archive-entry-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  margin-top: 0.85rem;
}

.archive-entry-links a {
  color: var(--brand);
  font-size: 0.8rem;
  font-weight: 600;
}

.student-records {
  display: grid;
  grid-template-columns: minmax(13rem, 0.5fr) minmax(0, 1.5fr);
  gap: clamp(3rem, 8vw, 7rem);
}

.student-records-heading > p:last-child {
  max-width: 25rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.student-records-masters { grid-column: 1 / -1; }

.student-records-masters .student-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 5vw, 4rem);
}

.student-label {
  display: block;
  margin: 0.35rem 0 0.1rem;
  color: var(--text);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
}

.feature-grid-two { grid-template-columns: repeat(2, 1fr); }

.feature-card {
  min-height: 17rem;
  display: flex;
  flex-direction: column;
  padding: 1.35rem 0 0;
  border-top: 1px solid #aeb6b3;
}

.feature-card h3 {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 540;
}

.feature-card > p:not(.card-label) {
  color: var(--muted);
  font-size: 0.94rem;
}

.feature-card .text-link,
.feature-card .stacked-links { margin-top: auto; }
.stacked-links {
  display: grid;
  gap: 0.4rem;
}

.stacked-links a {
  width: fit-content;
  color: var(--brand);
  font-size: 0.86rem;
  font-weight: 560;
}

.writing-list { border-top: 1px solid var(--line); }

.textbook-feature {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: #e8ece9;
  border-top: 3px solid var(--brand);
}

.textbook-feature h3 {
  margin-bottom: 0.25rem;
  font-size: clamp(1.45rem, 2.7vw, 2rem);
  font-weight: 540;
}

.textbook-feature > p:not(.textbook-label, .textbook-meta) {
  max-width: 38rem;
  margin-bottom: 1.35rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.textbook-label {
  margin-bottom: 0.55rem;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.12em;
}

.textbook-meta {
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.textbook-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem 1.25rem;
}

.textbook-links a {
  color: var(--brand);
  font-size: 0.84rem;
  font-weight: 600;
}

.textbook-links .textbook-link-primary {
  display: inline-block;
  padding: 0.65rem 0.9rem;
  color: var(--white);
  background: var(--brand);
  text-decoration: none;
}

.textbook-links .textbook-link-primary:hover {
  background: #354939;
}

.writing-list article {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.writing-list h3 {
  font-size: 1.2rem;
  font-weight: 540;
}

.writing-list p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.section-note {
  max-width: 22rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.committee-section {
  background: #f5f6f2;
}

.committee-list {
  border-top: 1px solid var(--line);
}

.committee-group {
  display: grid;
  grid-template-columns: minmax(9rem, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}

.committee-group h3 {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
}

.committee-role-list {
  display: grid;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.committee-role-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.committee-period {
  flex: none;
  color: var(--accent);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.background-section {
  background: var(--paper);
}

.background-grid {
  display: grid;
  grid-template-columns: minmax(16rem, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(3rem, 9vw, 8rem);
}

.background-grid h3 {
  margin-bottom: 1rem;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.background-side {
  display: grid;
  align-content: start;
  gap: clamp(2.5rem, 6vw, 4.5rem);
}

.background-list li {
  grid-template-columns: 8.5rem minmax(0, 1fr);
}

.membership-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.membership-list li {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}

.membership-list a {
  color: var(--brand);
}

.contact-section {
  padding: clamp(4rem, 7vw, 5.75rem) 0;
  background: #dde3df;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(2rem, 8vw, 7rem);
  align-items: start;
}

.contact-grid h2 { margin-bottom: 0; }

.contact-email {
  display: inline-block;
  margin-bottom: 1.25rem;
  color: var(--brand);
  font-size: clamp(1.35rem, 3.3vw, 2.25rem);
  font-weight: 460;
  line-height: 1.3;
}

address {
  color: var(--muted);
  font-style: normal;
  font-size: 0.92rem;
}

.site-footer {
  padding: 1.75rem 0;
  color: rgba(255, 255, 255, 0.65);
  background: #283234;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.78rem;
}

.footer-inner div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.3rem;
}

.footer-inner a {
  color: inherit;
  font-size: 0.78rem;
}

@media (max-width: 860px) {
  .js .menu-button { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: grid;
    align-items: stretch;
    padding: 0.65rem 1.5rem 1rem;
    background: rgba(24, 34, 27, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  }

  .js .site-nav { display: none; }
  .js .site-nav.is-open { display: grid; }
  .site-nav a { padding: 0.65rem 0; }

  .site-nav .language-link {
    width: fit-content;
    padding-inline: 0.65rem;
  }

  .hero-grid,
  .split-heading,
  .profile-grid { grid-template-columns: 1fr; }

  .hero { min-height: 46rem; }
  .hero-note { max-width: 32rem; }

  .profile-visual {
    display: flex;
    flex-direction: column-reverse;
  }

  .profile-visual img {
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: 50% 72%;
  }

  .profile-visual-copy {
    position: static;
    max-width: none;
    padding: 1.75rem;
  }

  .profile-visual-copy h2 {
    max-width: none;
  }

  .profile-secondary-wide {
    grid-template-columns: 1fr;
  }

  .academic-records,
  .student-records,
  .background-grid {
    grid-template-columns: 1fr;
  }

  .topic-grid,
  .feature-grid { grid-template-columns: 1fr; }

  .feature-card { min-height: 13rem; }
}

@media (max-width: 640px) {
  .shell { width: min(calc(100% - 1.5rem), var(--shell)); }
  .header-inner { min-height: 4rem; }

  .hero {
    --hero-position-x: 58%;
    --hero-position-y: 50%;
    min-height: 44rem;
    padding: 7.5rem 0 3.5rem;
  }

  .hero h1 { font-size: clamp(2.55rem, 12vw, 3.6rem); }

  .profile-visual img {
    aspect-ratio: 4 / 3;
    object-position: 50% 73%;
  }

  .inline-heading,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .two-column,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.3rem;
  }

  .compact-heading { margin-bottom: 0; }

  .news-list li {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .academic-records-grid,
  .student-records-grid,
  .student-records-masters .student-list,
  .funding-list {
    grid-template-columns: 1fr;
  }

  .student-records-masters { grid-column: auto; }

  .record-list li,
  .student-list li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .background-list li {
    grid-template-columns: 1fr;
  }

  .committee-group {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .committee-role-list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.1rem;
  }

  .contact-email { font-size: clamp(1.25rem, 6.5vw, 1.8rem); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .hero { --hero-shift: 0px !important; }

  .hero::before {
    transform: none !important;
    will-change: auto;
  }

  .profile-visual img {
    --profile-shift: 0px !important;
    transform: none !important;
    will-change: auto;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .site-footer { display: none; }

  .hero,
  .section,
  .contact-section {
    min-height: auto;
    padding: 2rem 0;
    color: #000;
    background: #fff;
  }

  .hero-note,
  .topic-card,
  .feature-card {
    color: #000;
    background: #fff;
    border-color: #aaa;
  }
}