:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #65717e;
  --line: #d9e0e7;
  --paper: #fbfcfd;
  --soft: #eef4f6;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --warm: #b85c38;
  --blue: #2d5f8b;
  --shadow: 0 24px 70px rgba(27, 39, 51, 0.12);
  --radius: 8px;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(238, 244, 246, 0.72), rgba(251, 252, 253, 0) 360px),
    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: var(--accent-dark);
  text-decoration-color: rgba(15, 118, 110, 0.3);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--warm);
  text-decoration-color: currentColor;
}

.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;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: calc(var(--max) + 48px);
  margin: 0 auto;
  padding: 14px 24px;
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--accent-dark);
  font-size: 0.78rem;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid rgba(217, 224, 231, 0.86);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
}

.site-nav a {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 0 13px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: var(--soft);
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

main,
.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 38px;
  align-items: center;
  min-height: auto;
  padding: 42px 0 58px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
}

h1,
h2 {
  font-family: "Source Serif 4", Georgia, serif;
}

h1 {
  max-width: 740px;
  font-size: clamp(3.7rem, 7vw, 6.8rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(2rem, 3.8vw, 3.25rem);
  font-weight: 700;
}

h3 {
  font-size: 1.05rem;
}

.hero-lede {
  max-width: 720px;
  margin: 18px 0 0;
  color: #3b4856;
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button:hover {
  border-color: rgba(184, 92, 56, 0.5);
  background: #fff7f2;
}

.button.primary:hover {
  background: var(--accent-dark);
  color: #ffffff;
}

.profile-panel {
  display: grid;
  gap: 22px;
  padding: 18px;
  border: 1px solid rgba(217, 224, 231, 0.88);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
}

.portrait-wrap {
  overflow: hidden;
  aspect-ratio: 1;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--soft), #ffffff);
}

.portrait {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.profile-panel h2 {
  margin-bottom: 8px;
  font-family: Inter, sans-serif;
  font-size: 1.15rem;
}

.profile-panel p {
  margin: 0;
  color: var(--muted);
}

.section {
  padding: 58px 0;
  border-top: 1px solid var(--line);
}

.two-column,
.resume-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.28fr);
  gap: 44px;
}

.prose p {
  margin: 0 0 13px;
  color: #344253;
  font-size: 1.05rem;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 24px;
}

.section-heading.split {
  display: flex;
  max-width: none;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
}

.section-heading.split > p {
  max-width: 320px;
  margin: 0;
  color: var(--muted);
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.focus-card,
.publication-group,
.timeline-section {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.focus-card {
  min-height: 188px;
  padding: 20px;
}

.focus-card span {
  color: var(--warm);
  font-weight: 850;
}

.focus-card h3 {
  margin-top: 28px;
}

.focus-card p {
  margin: 12px 0 0;
  color: var(--muted);
}

.publication-group {
  margin-top: 16px;
  overflow: hidden;
}

.publication-group h3 {
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  background: #f6f8fa;
}

.publication-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.publication-list li {
  padding: 15px 20px;
  border-top: 1px solid var(--line);
}

.publication-list li:first-child {
  border-top: 0;
}

.publication-list a {
  display: inline;
  color: var(--ink);
  font-weight: 800;
  text-decoration-thickness: 1px;
}

.publication-list span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.95rem;
}

.publication-list strong {
  color: var(--ink);
  font-weight: 850;
}

.publication-list p {
  margin: 9px 0 0;
  color: #405061;
}

.timeline-wrap {
  display: grid;
  gap: 16px;
}

.timeline-section {
  padding: 18px;
}

.timeline-section h3 {
  margin-bottom: 14px;
}

.timeline {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 18px;
}

.timeline time {
  color: var(--blue);
  font-size: 0.92rem;
  font-weight: 800;
  white-space: nowrap;
}

.timeline span {
  color: #344253;
}

.contact-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 44px;
  margin: 34px 0 56px;
  padding: 34px;
  border-radius: var(--radius);
  background: #14213d;
  color: #ffffff;
}

.contact-band .section-kicker {
  color: #7dd3c7;
}

.contact-band h2 {
  max-width: 700px;
}

.contact-links {
  display: grid;
  gap: 10px;
  align-content: center;
}

.contact-links a,
.contact-copy {
  min-width: 0;
  overflow-wrap: anywhere;
  color: #ffffff;
  font-weight: 750;
}

.contact-copy {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  align-items: center;
  justify-content: flex-start;
  gap: 0;
  padding: 0;
  border: 0;
  background: transparent;
  font: inherit;
  font-weight: 750;
  text-align: left;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.35);
  text-underline-offset: 0.18em;
  cursor: pointer;
}

.contact-copy small {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.contact-copy:hover,
.contact-copy:focus-visible {
  color: #ffffff;
  text-decoration-color: #ffffff;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 36px;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 880px) {
  .site-header {
    position: static;
    flex-wrap: wrap;
    align-items: center;
    background: rgba(251, 252, 253, 0.9);
  }

  .nav-toggle {
    display: block;
    flex: 0 0 auto;
  }

  .site-nav {
    position: static;
    order: 3;
    display: none;
    width: 100%;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    border-radius: 6px;
  }

  .hero,
  .two-column,
  .resume-grid,
  .contact-band {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 30px;
  }

  .profile-panel {
    max-width: 440px;
  }

  .section-heading.split {
    display: block;
  }

  .section-heading.split > p {
    max-width: 620px;
    margin-top: 12px;
  }

  .focus-grid {
    grid-template-columns: 1fr;
  }

  .focus-card {
    min-height: auto;
  }

  .focus-card h3 {
    margin-top: 30px;
  }
}

@media (max-width: 560px) {
  .site-header,
  main,
  .site-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  h1 {
    font-size: 3.25rem;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .button {
    padding: 0 10px;
    font-size: 0.92rem;
  }

  .section {
    padding: 48px 0;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .contact-band {
    padding: 26px 20px;
  }

  .site-footer {
    display: block;
  }
}