:root {
  --ink: #141414;
  --muted: #5f6666;
  --paper: #f8f6ef;
  --white: #ffffff;
  --line: #dedbd0;
  --teal: #0b756d;
  --teal-dark: #084f4a;
  --clay: #b95d42;
  --gold: #b9892d;
  --graphite: #202725;
  --shadow: 0 28px 90px rgba(20, 20, 20, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration-color: rgba(11, 117, 109, 0.45);
  text-underline-offset: 0.2em;
}

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

code {
  padding: 0.08rem 0.28rem;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: rgba(255, 255, 255, 0.65);
  font-size: 0.92em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid rgba(222, 219, 208, 0.88);
  background: rgba(248, 246, 239, 0.93);
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  width: 2.9rem;
  height: 2.9rem;
  place-items: center;
  border: 1px solid rgba(20, 20, 20, 0.18);
  border-radius: 50%;
  background: var(--white);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem 1.1rem;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 720;
}

.nav a {
  text-decoration: none;
}

.nav a:hover {
  color: var(--ink);
}

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(19rem, 0.72fr);
  gap: clamp(2rem, 6vw, 5.75rem);
  align-items: center;
  min-height: calc(100vh - 4.7rem);
  padding: clamp(2.4rem, 6vw, 6rem) clamp(1rem, 6vw, 5.5rem) 3rem;
  background:
    linear-gradient(150deg, rgba(11, 117, 109, 0.18), transparent 35%),
    linear-gradient(26deg, rgba(185, 93, 66, 0.16), transparent 45%),
    var(--paper);
}

.eyebrow,
.section-kicker {
  margin: 0 0 0.75rem;
  color: var(--teal-dark);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

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

h1,
h2 {
  font-family: Georgia, "Times New Roman", serif;
  letter-spacing: 0;
}

h1 {
  max-width: 11ch;
  margin-bottom: 1.2rem;
  font-size: clamp(3.35rem, 8vw, 7.4rem);
  line-height: 0.93;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4.7vw, 4.6rem);
  line-height: 1;
}

h3 {
  margin-bottom: 0.45rem;
  font-size: 1.08rem;
  line-height: 1.28;
}

.lead {
  max-width: 48rem;
  color: #2f3636;
  font-size: clamp(1.13rem, 2vw, 1.48rem);
}

.hero-meta {
  display: grid;
  max-width: 46rem;
  margin: 1.55rem 0;
  border-top: 1px solid var(--line);
}

.hero-meta span {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
  color: #3c4444;
  font-weight: 720;
}

.hero-actions,
.publication-tools,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.72rem;
}

.button,
.filter-button,
.contact-links a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  font: inherit;
  font-weight: 790;
  text-decoration: none;
  cursor: pointer;
}

.button.primary,
.filter-button.is-active {
  border-color: var(--teal);
  background: var(--teal);
  color: var(--white);
}

.hero-visual {
  position: relative;
  min-height: 32rem;
}

.hero-visual::before,
.hero-visual::after {
  position: absolute;
  border: 1px solid rgba(185, 137, 45, 0.42);
  border-radius: 50%;
  content: "";
}

.hero-visual::before {
  inset: 0.7rem 2.1rem 6rem -1rem;
}

.hero-visual::after {
  inset: 4.2rem -1rem 2.3rem 2.2rem;
}

.portrait {
  position: relative;
  z-index: 1;
  width: min(100%, 30rem);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.orbit-card {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 0.9rem;
  max-width: 23rem;
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.orbit-card img {
  width: 4rem;
  height: 4rem;
  object-fit: contain;
}

.orbit-card strong,
.orbit-card span {
  display: block;
}

.orbit-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.impact-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.impact-strip div {
  min-height: 8rem;
  padding: 1.35rem clamp(1rem, 4vw, 2.4rem);
  border-right: 1px solid var(--line);
}

.impact-strip div:last-child {
  border-right: 0;
}

.impact-strip strong {
  display: block;
  color: var(--clay);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.1rem, 5vw, 4.2rem);
  line-height: 1;
}

.impact-strip span {
  color: var(--muted);
  font-weight: 760;
}

.section,
.showcase,
.two-column,
.logo-lab,
.contact {
  padding: clamp(3.7rem, 8vw, 7.4rem) clamp(1rem, 6vw, 5.5rem);
}

.section {
  display: grid;
  grid-template-columns: minmax(10rem, 0.22fr) minmax(0, 0.78fr);
  gap: clamp(1.25rem, 4vw, 4.5rem);
}

.section-copy {
  max-width: 58rem;
}

.section-copy p,
.showcase-copy p,
.timeline p,
.project-card p,
.publication-card p,
.two-column p,
.contact p {
  color: var(--muted);
}

.focus-grid,
.publication-list {
  grid-column: 2;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 0.5rem;
  border: 1px solid var(--line);
  background: var(--line);
}

.focus-grid article {
  min-height: 16rem;
  padding: clamp(1.2rem, 2.6vw, 2rem);
  background: var(--white);
}

.focus-grid span {
  display: block;
  margin-bottom: 3rem;
  color: var(--clay);
  font-weight: 850;
}

.showcase {
  display: grid;
  grid-template-columns: minmax(17rem, 0.38fr) minmax(0, 0.62fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
  background: var(--graphite);
  color: var(--white);
}

.showcase .eyebrow {
  color: #8fd5cb;
}

.showcase-copy {
  position: sticky;
  top: 6rem;
}

.showcase-copy p,
.project-card p {
  color: rgba(255, 255, 255, 0.74);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.project-card {
  min-height: 19rem;
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.055);
}

.project-card.featured {
  background: linear-gradient(150deg, rgba(11, 117, 109, 0.56), rgba(255, 255, 255, 0.06));
}

.project-mark {
  display: grid;
  width: 3.3rem;
  height: 3.3rem;
  margin-bottom: 2rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 50%;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.5rem;
  font-weight: 800;
}

.project-card span {
  color: #8fd5cb;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.project-card a {
  color: #fff;
  font-weight: 800;
}

.publication-tools {
  grid-column: 2;
  margin: 0 0 1rem;
}

.publication-search {
  grid-column: 2;
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) auto;
  gap: 0.65rem 1rem;
  align-items: end;
  margin-bottom: 1rem;
}

.publication-search label {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

.publication-search input {
  width: 100%;
  min-height: 3rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

#publication-count {
  color: var(--muted);
  font-weight: 800;
  white-space: nowrap;
}

.publication-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.publication-card {
  min-height: 17rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  background: var(--white);
}

.publication-meta {
  display: flex;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.publication-card span,
.timeline span {
  color: var(--clay);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.publication-card .venue {
  margin-bottom: 0.6rem;
  color: var(--teal-dark);
  font-weight: 800;
}

.publication-card .authors {
  display: -webkit-box;
  margin-bottom: 0.55rem;
  overflow: hidden;
  color: #4f5757;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.8rem;
  margin-top: 1rem;
}

.publication-links a {
  color: var(--teal-dark);
  font-weight: 850;
}

.cv-section {
  background: var(--white);
}

.timeline {
  grid-column: 2;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.timeline article {
  display: grid;
  grid-template-columns: minmax(8rem, 0.24fr) minmax(0, 0.76fr);
  gap: 1.4rem;
  padding: 1.15rem clamp(1rem, 3vw, 2rem);
  background: var(--white);
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  padding-top: 0;
  background: var(--line);
}

.two-column article {
  padding: clamp(1.35rem, 4vw, 3rem);
  background: var(--paper);
}

.two-column h2 {
  font-size: clamp(1.7rem, 3.1vw, 3rem);
}

.two-column ul {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.two-column li {
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
  color: #384040;
}

.logo-lab {
  display: grid;
  grid-template-columns: minmax(16rem, 0.42fr) minmax(0, 0.58fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
  border-top: 1px solid var(--line);
  background: var(--white);
}

.logo-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.logo-wall span {
  display: inline-flex;
  min-height: 3.2rem;
  align-items: center;
  gap: 0.65rem;
  padding: 0.72rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  font-weight: 850;
}

.logo-wall img {
  width: 2rem;
  height: 2rem;
  object-fit: contain;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  border-top: 1px solid var(--line);
  background: #111817;
  color: var(--white);
}

.contact .eyebrow {
  color: #8fd5cb;
}

.contact p {
  max-width: 48rem;
  color: rgba(255, 255, 255, 0.72);
}

.contact-links a {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

@media (max-width: 980px) {
  .hero,
  .section,
  .showcase,
  .logo-lab,
  .contact {
    grid-template-columns: 1fr;
  }

  .focus-grid,
  .publication-tools,
  .publication-search,
  .publication-list,
  .timeline {
    grid-column: 1;
  }

  .focus-grid,
  .impact-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .showcase-copy {
    position: static;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
  }

  .nav {
    font-size: 0.86rem;
  }

  .hero {
    min-height: auto;
  }

  h1 {
    font-size: clamp(3.2rem, 16vw, 5rem);
  }

  .hero-visual {
    min-height: auto;
    padding-bottom: 7rem;
  }

  .orbit-card {
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0;
  }

  .impact-strip,
  .focus-grid,
  .project-grid,
  .publication-search,
  .publication-list,
  .two-column {
    grid-template-columns: 1fr;
  }

  #publication-count {
    white-space: normal;
  }

  .impact-strip div {
    min-height: 6.4rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .timeline article {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}