:root {
  --bg: #f8f3ec;
  --panel: #fffaf3;
  --ink: #231f20;
  --muted: #625b55;
  --line: #ded1c3;
  --accent: #800000;
  --accent-dark: #4f0000;
  --accent-soft: #ead8d0;
  --gold: #b1740f;
  --shadow: 0 18px 45px rgba(36, 24, 18, 0.12);
  --radius: 24px;
  --max-width: 1360px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 6%, rgba(128, 0, 0, 0.12), transparent 24rem),
    radial-gradient(circle at 88% 12%, rgba(177, 116, 15, 0.12), transparent 18rem),
    var(--bg);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(35, 31, 32, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(35, 31, 32, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover,
a:focus-visible {
  color: var(--accent-dark);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 20;
  background: var(--ink);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 999px;
}

.skip-link:focus {
  left: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(248, 243, 236, 0.86);
  border-bottom: 1px solid rgba(222, 209, 195, 0.8);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  font-size: 0.9rem;
  box-shadow: 0 8px 20px rgba(128, 0, 0, 0.28);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.2rem 0.9rem;
  font-size: 0.94rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent);
}

.section-shell {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
  padding: 5.5rem 0;
  position: relative;
}

.hero {
  min-height: calc(100vh - 4.5rem);
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  align-items: center;
  gap: 3rem;
}

.eyebrow,
.card-kicker {
  margin: 0 0 0.7rem;
  color: var(--accent);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
}

.card-kicker {
  font-size: 0.7rem;
}

h1,
h2,
h3 {
  line-height: 1.1;
  margin: 0;
}

h1 {
  font-size: clamp(3.2rem, 9vw, 6.8rem);
  letter-spacing: -0.065em;
  max-width: 9ch;
}

h2 {
  font-size: clamp(2rem, 4.6vw, 3.8rem);
  letter-spacing: -0.045em;
}

h3 {
  font-size: 1.25rem;
  letter-spacing: -0.018em;
}

.subtitle {
  max-width: 760px;
  font-size: clamp(1.1rem, 2vw, 1.38rem);
  color: var(--muted);
  margin: 1.4rem 0 0;
}

.subtitle.narrow {
  max-width: 860px;
}

.hero-summary {
  max-width: 720px;
  font-size: 1.08rem;
  margin: 1.4rem 0 0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.72rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 250, 243, 0.82);
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(36, 24, 18, 0.08);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

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

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.hero-card,
.card,
.contact-card,
.link-card,
.accent-panel,
.detail-card,
.detail-sidebar {
  border: 1px solid rgba(222, 209, 195, 0.95);
  background: rgba(255, 250, 243, 0.86);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.hero-card {
  padding: 1.2rem;
}

.portrait-photo {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: var(--shadow);
  display: block;
}

.hero-card dl {
  margin: 1.2rem 0 0;
  display: grid;
  gap: 1rem;
}

.hero-card dt {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  font-weight: 900;
}

.hero-card dd {
  margin: 0.15rem 0 0;
  font-weight: 750;
}

.two-column {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 3rem;
  align-items: start;
}

.prose p:first-child,
.detail-block p:first-child {
  margin-top: 0;
}

.prose p:last-child,
.detail-block p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2rem;
}

.section-heading p:last-child {
  color: var(--muted);
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.research-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.card {
  min-height: 300px;
  padding: 1.25rem;
}

.linked-card {
  display: flex;
  flex-direction: column;
}

.card p {
  color: var(--muted);
}

.card-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  color: var(--accent);
  font-weight: 900;
  text-decoration: none;
}

.card-link::after {
  content: "→";
  margin-left: 0.4rem;
}

.accent-panel {
  padding: 2rem;
  background: linear-gradient(135deg, rgba(255, 250, 243, 0.94), rgba(234, 216, 208, 0.72));
}

.clean-list {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.clean-list li + li {
  margin-top: 0.45rem;
}

.link-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.link-card {
  display: block;
  padding: 1.25rem;
  text-decoration: none;
  color: var(--ink);
  transition: transform 160ms ease;
}

.link-card span {
  display: block;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  font-weight: 900;
  margin-bottom: 0.45rem;
}

.link-card strong {
  display: block;
  font-size: 1.15rem;
}

.link-card:hover,
.link-card:focus-visible {
  transform: translateY(-2px);
}

.contact-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 3rem;
  align-items: start;
}

.contact-card {
  padding: 1.5rem;
}

.contact-card p:first-child {
  margin-top: 0;
}

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

.page-hero {
  padding-bottom: 2rem;
}

.page-hero h1 {
  max-width: 13ch;
}

.detail-layout {
  padding-top: 1rem;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 1.4rem;
  align-items: start;
}

.detail-card,
.detail-sidebar {
  padding: 1.5rem;
}

.detail-block + .detail-block {
  margin-top: 2.2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.detail-block h2,
.detail-sidebar h2 {
  font-size: clamp(1.4rem, 2.6vw, 2.1rem);
  margin-bottom: 0.9rem;
}

.detail-block p,
.detail-block li {
  color: var(--muted);
}

.stacked-links {
  grid-template-columns: 1fr;
}

.press-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.site-footer {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 1180px) {
  .research-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .hero,
  .two-column,
  .contact-section,
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 4rem;
  }

  .link-cards,
  .press-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .research-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .section-shell {
    padding: 4rem 0;
  }

  .hero {
    min-height: auto;
  }

  .link-cards,
  .press-grid,
  .research-grid {
    grid-template-columns: 1fr;
  }

  .card {
    min-height: auto;
  }

  .accent-panel {
    padding: 1.25rem;
  }
}