:root {
  --ink: #18252e;
  --muted: #5e6a72;
  --paper: #fbfaf7;
  --surface: #ffffff;
  --navy: #163a52;
  --blue: #26749a;
  --blue-soft: #e9f1f5;
  --rule: #dfe5e7;
  --shadow: 0 14px 36px rgba(25, 48, 62, 0.08);
}

html {
  scroll-padding-top: 5rem;
}

body {
  color: var(--ink);
  background: var(--paper);
  font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 1rem;
  line-height: 1.58;
}

h1,
h2,
h3,
h4,
.navbar-brand {
  color: var(--navy);
  font-family: inherit;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.15rem, 4vw, 3rem);
  font-weight: 720;
  line-height: 1.12;
}

h2 {
  margin-top: 2.25rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0;
  border-bottom: 0;
  font-size: 1.48rem;
  font-weight: 700;
  line-height: 1.25;
}

h3 {
  font-size: 1.12rem;
  font-weight: 680;
  line-height: 1.3;
}

strong {
  font-weight: 720;
}

a {
  color: var(--blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

.navbar {
  min-height: 4.35rem;
  border-bottom: 1px solid rgba(22, 58, 82, 0.12);
  background: rgba(251, 250, 247, 0.95) !important;
  backdrop-filter: blur(12px);
}

.navbar-brand {
  font-size: 1.35rem;
  font-weight: 600;
}

.navbar-nav .nav-link {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.035em;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--blue);
}

.navbar-nav .nav-item.compact .nav-link {
  display: inline-flex;
  width: 2.15rem;
  height: 2.15rem;
  margin-left: 0.3rem;
  padding: 0;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(22, 58, 82, 0.16);
  border-radius: 50%;
  background: var(--surface);
  color: var(--navy);
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.navbar-nav .nav-item.compact .nav-link:hover {
  border-color: var(--blue);
  background: var(--blue-soft);
  color: var(--blue);
  transform: translateY(-1px);
}

#quarto-content main {
  max-width: 1040px;
}

body:has(.publication) #quarto-content main {
  width: min(100% - 3rem, 1240px);
  max-width: 1240px;
  margin-right: auto;
  margin-left: auto;
}

.quarto-title-block {
  margin-bottom: 2rem;
}

.quarto-title .subtitle,
.description {
  color: var(--muted);
  font-size: 1.08rem;
  letter-spacing: 0.03em;
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(17rem, 0.88fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.profile-main > h2:first-child,
.profile-side > h2:first-of-type {
  margin-top: 0;
}

.profile-side {
  padding: 0 0 1.25rem;
}

.homepage-photo {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 0 1.5rem;
  border-radius: 0.85rem;
  box-shadow: var(--shadow);
}

.profile-side h2 {
  font-size: 1.35rem;
}

.profile-side h3 {
  margin-top: 1.35rem;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.profile-side ul {
  padding-left: 1.15rem;
}

.profile-side li {
  margin-bottom: 0.35rem;
}

.interest-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 4rem);
  margin: 0.5rem 0 0;
}

.interest-group {
  min-width: 0;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--blue);
  background: rgba(233, 241, 245, 0.5);
}

.interest-group h3 {
  margin: 0 0 0.65rem;
}

.interest-group ul {
  margin-bottom: 0;
  padding-left: 1.2rem;
}

.interest-group li:last-child {
  margin-bottom: 0;
}

.callout.callout-style-simple {
  border: 0;
  border-left: 3px solid var(--blue);
  border-radius: 0;
  background: var(--blue-soft);
}

main li {
  margin-bottom: 0.7rem;
}

main ol > li::marker {
  color: var(--blue);
  font-weight: 700;
}

.course-card {
  margin: 1.5rem 0 3rem;
  padding: clamp(1.4rem, 4vw, 2.25rem);
  border: 1px solid var(--rule);
  border-radius: 0.8rem;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.course-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.course-code,
.course-status,
.course-kicker {
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.course-status {
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: var(--blue-soft);
  letter-spacing: 0.05em;
}

.course-card h3 {
  margin: 0.8rem 0;
  font-size: 1.55rem;
}

.course-link,
.course-back {
  font-weight: 700;
  text-decoration: none;
}

.publication {
  position: relative;
  margin: 0.8rem 0;
  padding: 1.05rem 1.35rem 1rem;
  border: 1px solid var(--rule);
  border-radius: 0.7rem;
  background: var(--surface);
}

.publication h4 {
  margin: 0 0 0.3rem;
  color: var(--navy);
  font-family: inherit;
  font-size: 1.14rem;
  font-weight: 700;
  line-height: 1.35;
}

.pub-authors,
.publication-compact > p {
  color: var(--ink);
  font-size: 0.94rem;
}

.pub-authors p,
.pub-meta p,
.pub-links p,
.pub-activity p {
  margin-bottom: 0;
}

.pub-meta {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 650;
  letter-spacing: 0.025em;
}

.pub-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.6rem;
}

.pub-links p {
  display: contents;
}

.pub-links a {
  padding: 0.18rem 0.58rem;
  border: 1px solid rgba(38, 116, 154, 0.3);
  border-radius: 999px;
  background: var(--blue-soft);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

.pub-links a:hover {
  border-color: var(--blue);
  background: white;
}

.pub-activity {
  margin-top: 0.65rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.84rem;
}

.publication-compact {
  padding-top: 1.15rem;
  padding-bottom: 1.1rem;
}

.course-hero {
  margin: -0.5rem 0 2rem;
  padding: clamp(2rem, 6vw, 4.5rem);
  border-radius: 1rem;
  color: white;
  background: linear-gradient(135deg, #112f43 0%, #1d5672 72%, #2b7898 100%);
  box-shadow: var(--shadow);
}

body:has(.course-hero) #title-block-header {
  display: none;
}

.course-hero .course-kicker {
  color: #b9ddeb;
}

.course-hero .course-title {
  margin: 0.6rem 0 1rem;
  color: white;
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.course-hero p {
  max-width: 48rem;
  font-size: 1.12rem;
}

.course-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.7rem;
}

.course-hero .btn-primary {
  color: var(--navy);
  border-color: white;
  background: white;
}

.course-hero .btn-outline-primary {
  color: white;
  border-color: rgba(255, 255, 255, 0.72);
}

.course-hero .btn-outline-primary:hover {
  color: var(--navy);
  background: white;
}

.course-meta-grid,
.course-resource-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  margin: 1.5rem 0 2.5rem;
  border: 1px solid var(--rule);
  border-radius: 0.7rem;
  background: var(--rule);
}

.course-meta-item {
  padding: 1.15rem;
  background: var(--surface);
}

.course-meta-item p {
  margin-bottom: 0;
}

.course-resource-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  overflow: visible;
  border: 0;
  background: transparent;
}

.resource-card {
  padding: 1.35rem;
  border: 1px solid var(--rule);
  border-radius: 0.7rem;
  background: var(--surface);
}

.resource-card h3 {
  margin-top: 0;
}

.course-notice {
  margin: 1.3rem 0;
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--blue);
  background: var(--blue-soft);
}

table {
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: 0.45rem;
}

thead {
  color: white;
  background: var(--navy);
}

.nav-footer {
  margin-top: 5rem;
  border-top: 1px solid var(--rule);
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .profile-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(15rem, 0.85fr);
    gap: 2rem;
  }

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

@media (max-width: 700px) {
  body {
    font-size: 1rem;
  }

  body:has(.publication) #quarto-content main {
    width: min(100% - 1.5rem, 1240px);
  }

  .profile-grid,
  .course-resource-grid {
    grid-template-columns: 1fr;
  }

  .profile-side {
    max-width: 25rem;
  }

  .course-hero {
    margin-right: -0.5rem;
    margin-left: -0.5rem;
    border-radius: 0.65rem;
  }

  .course-meta-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .interest-grid {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }
}