:root {
  color-scheme: light;
  --paper: #f5f2eb;
  --paper-deep: #ebe7dc;
  --ink: #222720;
  --muted: #62685e;
  --line: #cac7bd;
  --accent: #315b4c;
  --accent-soft: #e2e9e2;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Arial, Helvetica, sans-serif;
  --content: 1100px;
  --reading: 760px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  margin: 0;
}

a {
  color: inherit;
  text-decoration-color: currentColor;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

a:hover { color: var(--accent); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  background: var(--ink);
  color: var(--paper);
  left: 16px;
  padding: 8px 12px;
  position: absolute;
  top: -60px;
  z-index: 10;
}

.skip-link:focus { top: 16px; }

.shell {
  margin-inline: auto;
  max-width: var(--content);
  padding-inline: 42px;
}

.site-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  min-height: 86px;
}

.wordmark {
  font-family: var(--serif);
  font-size: 1.22rem;
  font-weight: 600;
  letter-spacing: -.02em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 27px;
}

.site-nav a {
  color: var(--muted);
  font-size: .94rem;
  text-decoration: none;
}

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

.site-nav a[aria-current="page"] { text-decoration: underline; }

.hero {
  max-width: 820px;
  padding-block: 76px 86px;
}

.hero-with-portrait {
  align-items: end;
  display: grid;
  gap: 64px;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 260px);
  max-width: none;
}

.portrait { margin: 0; }

.portrait img {
  display: block;
  filter: saturate(.78);
  height: auto;
  width: 100%;
}

.eyebrow {
  color: var(--accent);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  margin: 0 0 22px;
  text-transform: uppercase;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.18;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: -.035em;
  margin: 0 0 24px;
}

.page-title {
  font-size: clamp(2.35rem, 4.5vw, 3.6rem);
  max-width: 820px;
}

.home-title { font-size: clamp(2.55rem, 5vw, 3.7rem); }

h2 {
  font-size: clamp(1.55rem, 3vw, 2.25rem);
  letter-spacing: -.025em;
}

h3 {
  font-size: 1.35rem;
  margin: 0 0 8px;
}

.lead {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
  margin: 0;
  max-width: var(--reading);
}

.hero-aside {
  align-self: end;
  border-left: 1px solid var(--line);
  padding-left: 28px;
}

.hero-aside p { margin: 0 0 12px; }
.hero-aside p:last-child { margin-bottom: 0; }
.aside-label, .meta, .quiet { color: var(--muted); }
.aside-label { font-size: .84rem; margin-bottom: 15px !important; }

.section-grid {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 64px;
  grid-template-columns: 190px minmax(0, 1fr);
  padding-block: 72px 84px;
}

.section-grid > h2 { margin: 0; }
.section-body { display: grid; gap: 32px; }

.paper {
  border-bottom: 1px solid var(--line);
  padding-bottom: 30px;
}

.paper:last-child { border-bottom: 0; padding-bottom: 0; }
.paper p { margin: 0 0 10px; }
.paper p:last-child { margin-bottom: 0; }

.paper-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 15px;
}

.paper-links a, .more-link {
  color: var(--accent);
  font-size: .94rem;
  font-weight: 700;
}

.page-intro { padding-block: 82px 90px; }
.page-intro .lead { max-width: 700px; }

.research-group {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 64px;
  grid-template-columns: 220px minmax(0, 1fr);
  padding-block: 60px 72px;
}

.research-group h2 { margin: 0; }
.research-list { display: grid; gap: 28px; }

.course-list, .cv-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.course-list li, .cv-list li {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding-block: 20px;
}

.course-list li:first-child, .cv-list li:first-child { padding-top: 0; }
.course-list li:last-child, .cv-list li:last-child { border-bottom: 0; }
.course-list strong, .cv-list strong { font-family: var(--serif); font-size: 1.16rem; font-weight: 400; }

.contact-card {
  background: var(--accent-soft);
  margin-block: 0 90px;
  padding: clamp(28px, 5vw, 58px);
}

.contact-card h2 { margin-top: 0; }
.contact-card p:last-child { margin-bottom: 0; }

.site-footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  font-size: .88rem;
  justify-content: space-between;
  min-height: 88px;
}

@media (max-width: 760px) {
  .shell { padding-inline: 22px; }
  .site-header { align-items: flex-start; gap: 18px; padding-block: 23px; }
  .site-nav { justify-content: flex-end; gap: 8px 16px; }
  .hero { padding-block: 58px 66px; }
  .hero-with-portrait { gap: 36px; grid-template-columns: 1fr; }
  .portrait { max-width: 240px; }
  .page-intro { padding-block: 60px 66px; }
  .section-grid, .research-group { gap: 32px; grid-template-columns: 1fr; padding-block: 52px 62px; }
  .course-list li, .cv-list li { grid-template-columns: 1fr; gap: 4px; }
  .site-footer { align-items: flex-start; flex-direction: column; gap: 5px; justify-content: center; }
}

@media (max-width: 480px) {
  .site-header { display: block; }
  .site-nav { justify-content: flex-start; margin-top: 17px; }
  .site-nav a { font-size: .9rem; }
  h1 { font-size: 2.4rem; }
}

@media print {
  .site-header, .site-footer, .skip-link { display: none; }
  body { background: #fff; color: #000; }
  .page-intro { padding-block: 24px; }
  .section-grid, .research-group { break-inside: avoid; padding-block: 28px; }
}