:root {
  --paper: #f5f1e8;
  --paper-deep: #ebe5d8;
  --surface: #fffdf8;
  --ink: #10243e;
  --ink-soft: #45556a;
  --line: rgba(16, 36, 62, 0.16);
  --blue: #2764d7;
  --blue-deep: #174ba5;
  --teal: #6f9998;
  --white: #ffffff;
  --shadow: 0 22px 70px rgba(16, 36, 62, 0.1);
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(rgba(16, 36, 62, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 36, 62, 0.026) 1px, transparent 1px);
  background-size: 40px 40px;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

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

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  transform: translateY(-180%);
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(1120px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(16, 36, 62, 0.1);
  background: rgba(245, 241, 232, 0.91);
  backdrop-filter: blur(18px);
}

.site-nav {
  display: flex;
  min-height: 74px;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2rem);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav__links a {
  text-decoration: none;
}

.site-nav__links a:not(.nav-cv) {
  position: relative;
}

.site-nav__links a:not(.nav-cv)::after {
  position: absolute;
  right: 0;
  bottom: -0.35rem;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--blue);
  content: "";
  transition: transform 180ms ease;
}

.site-nav__links a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cv {
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
}

.hero {
  display: grid;
  min-height: calc(100vh - 74px);
  padding-block: clamp(5rem, 10vw, 9rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.55fr) minmax(260px, 0.65fr);
  gap: clamp(3rem, 8vw, 8rem);
  scroll-margin-top: 90px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 1rem;
  color: var(--blue-deep);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.impact-heading h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.hero h1 {
  max-width: 800px;
  font-size: clamp(4rem, 8.4vw, 7.4rem);
}

.hero__statement {
  max-width: 780px;
  margin: 2rem 0 1.25rem;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  line-height: 1.24;
}

.hero__intro {
  max-width: 720px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.hero__actions {
  display: flex;
  margin-top: 2rem;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  min-height: 48px;
  padding: 0.78rem 1.2rem;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

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

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

.button--quiet {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.button--quiet:hover {
  border-color: var(--blue);
  color: var(--blue-deep);
}

.hero__facts {
  display: grid;
  max-width: 760px;
  margin: 3rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.hero__facts div {
  display: grid;
  gap: 0.2rem;
}

.hero__facts dt {
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero__facts dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.35;
}

.hero__portrait {
  align-self: center;
}

.portrait-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border-radius: 180px 180px 1.5rem 1.5rem;
  background: var(--paper-deep);
  box-shadow: var(--shadow);
}

.portrait-frame::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 13%;
  filter: saturate(0.82) contrast(1.02);
}

.portrait-note {
  display: flex;
  margin-top: 1.25rem;
  align-items: flex-start;
  gap: 0.75rem;
}

.portrait-note__mark {
  width: 11px;
  height: 11px;
  margin-top: 0.52rem;
  flex: 0 0 auto;
  border: 2px solid var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(39, 100, 215, 0.09);
}

.portrait-note p {
  margin: 0;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 0.9rem;
  line-height: 1.55;
}

.section {
  padding-block: clamp(5.5rem, 9vw, 8rem);
  scroll-margin-top: 76px;
}

.section--tinted {
  border-block: 1px solid rgba(16, 36, 62, 0.09);
  background: rgba(255, 253, 248, 0.68);
}

.section-heading {
  max-width: 790px;
  margin-bottom: clamp(2.75rem, 6vw, 5rem);
}

.section-heading h2,
.impact-heading h2 {
  font-size: clamp(2.6rem, 5vw, 4.6rem);
}

.section-heading > p:last-child,
.section-heading--row > p {
  max-width: 680px;
  margin: 1.5rem 0 0;
  color: var(--ink-soft);
}

.section-heading--row {
  display: grid;
  max-width: none;
  align-items: end;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 3rem;
}

.section-heading--row > p {
  margin: 0 0 0.35rem;
}

.section-heading a {
  color: var(--blue-deep);
  text-underline-offset: 0.2em;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.theme-card {
  position: relative;
  min-height: 420px;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--surface);
}

.theme-card::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 4px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--blue);
  content: "";
  transition: transform 220ms ease;
}

.theme-card:hover::after {
  transform: scaleX(1);
}

.theme-card__number {
  display: block;
  margin-bottom: clamp(4rem, 8vw, 7rem);
  color: var(--teal);
  font-family: var(--serif);
  font-size: 0.85rem;
}

.theme-card h3 {
  margin: 0 0 1rem;
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 400;
  line-height: 1.15;
}

.theme-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.topic-list {
  display: flex;
  margin: 1.5rem 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
}

.topic-list li {
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 700;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.work-card {
  display: flex;
  min-height: 430px;
  padding: clamp(1.6rem, 3.5vw, 3rem);
  flex-direction: column;
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.62);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.work-card:hover {
  transform: translateY(-3px);
  border-color: rgba(39, 100, 215, 0.5);
  box-shadow: 0 18px 54px rgba(16, 36, 62, 0.08);
}

.work-card--featured {
  min-height: 390px;
  grid-column: 1 / -1;
  background:
    linear-gradient(115deg, rgba(39, 100, 215, 0.08), transparent 48%),
    var(--surface);
}

.work-card__topline {
  display: flex;
  margin-bottom: clamp(3.5rem, 7vw, 6rem);
  justify-content: space-between;
  gap: 1rem;
  color: var(--blue-deep);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.work-card__topline span:last-child {
  color: var(--teal);
  font-family: var(--serif);
  font-size: 0.9rem;
  font-weight: 400;
}

.work-card h3 {
  max-width: 820px;
  margin: 0 0 1.2rem;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.work-card:not(.work-card--featured) h3 {
  font-size: clamp(1.6rem, 2.6vw, 2.15rem);
}

.work-card > p {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
}

.work-card__tags {
  display: flex;
  margin: 1.6rem 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
}

.work-card__tags li {
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 700;
}

.work-card__links {
  display: flex;
  margin-top: auto;
  padding-top: 2rem;
  flex-wrap: wrap;
  gap: 1.3rem;
}

.work-card__links a {
  color: var(--blue-deep);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
}

.work-card__links a:hover {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

.publication-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.publication {
  display: grid;
  min-height: 430px;
  padding: clamp(1.4rem, 3vw, 2.3rem);
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.5);
  grid-template-rows: auto 1fr;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.publication:hover {
  transform: translateY(-3px);
  border-color: rgba(39, 100, 215, 0.5);
  background: var(--surface);
}

.publication--lead {
  min-height: 390px;
  grid-column: 1 / -1;
  grid-template-columns: 180px minmax(0, 1fr);
  grid-template-rows: none;
  gap: clamp(2rem, 6vw, 5rem);
  background: var(--ink);
  color: var(--white);
}

.publication--lead:hover {
  border-color: var(--ink);
  background: #132b49;
}

.publication__meta {
  display: flex;
  margin-bottom: 2.5rem;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink-soft);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.publication__meta span:first-child {
  color: var(--blue-deep);
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0;
}

.publication--lead .publication__meta {
  display: block;
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
}

.publication--lead .publication__meta span {
  display: block;
}

.publication--lead .publication__meta span:first-child {
  margin-bottom: 0.5rem;
  color: #8db1ff;
  font-size: 2.2rem;
}

.publication__body {
  display: flex;
  flex-direction: column;
}

.publication h3 {
  margin: 0 0 1.1rem;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.publication--lead h3 {
  max-width: 770px;
  font-size: clamp(2rem, 4vw, 3.35rem);
}

.publication__authors,
.publication__venue,
.publication__summary {
  margin: 0;
  font-size: 0.88rem;
}

.publication__authors {
  color: var(--ink-soft);
}

.publication__venue {
  margin-top: 0.5rem;
  color: var(--blue-deep);
  font-weight: 700;
}

.publication__summary {
  margin-top: 1.4rem;
  color: var(--ink-soft);
}

.publication--lead .publication__authors,
.publication--lead .publication__summary {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.72);
}

.publication--lead .publication__venue {
  color: #9bbcff;
}

.publication__links {
  display: flex;
  margin-top: auto;
  padding-top: 2rem;
  gap: 1.2rem;
}

.publication__links a,
.text-link {
  color: var(--blue-deep);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
}

.publication__links a:hover,
.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

.publication--lead .publication__links a {
  color: #9bbcff;
}

.publication-footer {
  display: flex;
  margin-top: 2rem;
  padding-top: 1.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--line);
}

.publication-footer p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.publication-footer div {
  display: flex;
  flex: 0 0 auto;
  gap: 1.2rem;
}

.section--dark {
  background: var(--ink);
  color: var(--white);
}

.section-kicker--light {
  color: #9bbcff;
}

.impact-heading {
  display: grid;
  margin-bottom: 4rem;
  align-items: end;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: clamp(2rem, 7vw, 6rem);
}

.impact-heading h2 {
  max-width: 720px;
}

.impact-heading > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
}

.impact-metrics {
  display: grid;
  margin: 0;
  padding-block: 2rem;
  border-block: 1px solid rgba(255, 255, 255, 0.18);
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.impact-metrics div {
  display: grid;
  gap: 0.25rem;
}

.impact-metrics dt {
  color: #9bbcff;
  font-family: var(--serif);
  font-size: clamp(2.6rem, 5vw, 4.3rem);
  line-height: 1;
}

.impact-metrics dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.impact-note {
  margin: 0.8rem 0 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.72rem;
}

.patent-list {
  margin: 4rem 0 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  list-style: none;
}

.patent-list li {
  display: grid;
  padding-block: 1.45rem;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
}

.patent-list__status {
  color: #9bbcff;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.patent-list h3 {
  margin: 0.3rem 0 0;
  font-family: var(--serif);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 400;
  line-height: 1.25;
}

.patent-list a {
  color: #9bbcff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
}

.patent-list a:hover {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

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

.news-list li {
  display: grid;
  padding-block: 1.5rem;
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 2rem;
}

.news-list time {
  color: var(--blue-deep);
  font-family: var(--serif);
  font-size: 1.5rem;
}

.news-list p {
  max-width: 800px;
  margin: 0;
}

.about__copy p {
  margin: 0 0 1.1rem;
  color: var(--ink-soft);
}

.about__copy p:first-child {
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  line-height: 1.5;
}

.about__links {
  display: flex;
  margin-top: 2rem;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.site-footer {
  padding-block: 2rem;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.74rem;
}

.site-footer__inner {
  display: grid;
  align-items: center;
  grid-template-columns: 1fr auto auto;
  gap: 2rem;
}

.site-footer p {
  margin: 0;
}

.site-footer__brand {
  display: grid;
  gap: 0.1rem;
}

.site-footer__brand strong {
  color: var(--white);
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 400;
}

.site-footer__links {
  display: flex;
  gap: 1.25rem;
}

.site-footer a {
  color: var(--white);
  text-decoration: none;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.7fr);
    gap: 3rem;
  }

  .hero h1 {
    font-size: clamp(3.8rem, 10vw, 6rem);
  }

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

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

  .theme-card {
    min-height: 0;
  }

  .theme-card__number {
    margin-bottom: 3rem;
  }

  .section-heading--row,
  .impact-heading {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .publication--lead {
    grid-template-columns: 130px 1fr;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 16px;
  }

  .shell {
    width: min(100% - 32px, 1120px);
  }

  .site-nav {
    min-height: 0;
    padding-block: 0.75rem;
    flex-wrap: wrap;
    gap: 0.65rem 1rem;
  }

  .site-nav__links {
    width: 100%;
    order: 2;
    overflow-x: auto;
    padding-bottom: 0.2rem;
    justify-content: flex-start;
    gap: 1rem;
    font-size: 0.61rem;
    scrollbar-width: none;
  }

  .site-nav__links::-webkit-scrollbar {
    display: none;
  }

  .site-nav__links a {
    flex: 0 0 auto;
  }

  .nav-cv {
    padding: 0.35rem 0.6rem;
  }

  .hero {
    min-height: 0;
    padding-block: 4.5rem 5rem;
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero h1 {
    max-width: 520px;
    font-size: clamp(3.5rem, 18vw, 5rem);
  }

  .hero__statement {
    font-size: 1.65rem;
  }

  .hero__portrait {
    width: min(340px, 88%);
    margin-inline: auto;
  }

  .hero__facts {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
  }

  .hero__facts dd {
    font-size: 0.85rem;
  }

  .section-heading--row {
    gap: 0;
  }

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

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

  .work-card,
  .work-card--featured {
    min-height: 0;
    grid-column: auto;
  }

  .work-card__topline {
    margin-bottom: 3rem;
  }

  .publication,
  .publication--lead {
    min-height: 0;
    grid-column: auto;
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    gap: 0;
  }

  .publication--lead .publication__meta {
    display: flex;
    margin-bottom: 2rem;
    align-items: baseline;
  }

  .publication--lead .publication__meta span:first-child {
    margin-bottom: 0;
  }

  .publication__links {
    padding-top: 2.5rem;
  }

  .publication-footer,
  .site-footer__inner {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }

  .news-list li,
  .patent-list li {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .impact-metrics {
    grid-template-columns: 1fr;
  }

  .patent-list a {
    margin-top: 0.4rem;
  }
}

@media (max-width: 470px) {
  .hero__facts {
    grid-template-columns: 1fr;
  }

  .hero__actions .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

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

  body {
    background: #ffffff;
    color: #000000;
  }

  .section,
  .hero {
    min-height: 0;
    padding-block: 2rem;
  }
}