:root {
  --paper: #f4f0e8;
  --paper-deep: #e9e2d5;
  --ink: #1d211f;
  --muted: #5f655f;
  --accent: #a33f2b;
  --accent-dark: #793021;
  --rule: #c9c0b1;
  --white: #fffdf8;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.08rem;
  line-height: 1.72;
}

.navbar {
  background: color-mix(in srgb, var(--paper) 94%, transparent) !important;
  border-bottom: 1px solid var(--rule);
  backdrop-filter: blur(10px);
}

.navbar-title,
.nav-link,
.quarto-navigation-tool {
  color: var(--ink) !important;
}

.navbar-title {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-link {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.86rem;
  letter-spacing: 0.035em;
}

.nav-link:hover,
.nav-link.active,
a {
  color: var(--accent-dark);
}

a {
  text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

#quarto-content {
  padding-top: 1.6rem;
}

main.content {
  max-width: 920px;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  line-height: 0.98;
}

h2 {
  border-top: 1px solid var(--rule);
  font-size: clamp(1.75rem, 3vw, 2.45rem);
  margin-top: 3.8rem;
  padding-top: 1.1rem;
}

h3 {
  font-size: 1.28rem;
  line-height: 1.35;
}

.subtitle,
.description,
.quarto-title-meta {
  color: var(--muted);
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
  grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
  min-height: 68vh;
  padding: 4rem 0 3rem;
}

.hero-kicker,
.eyebrow,
.publication-venue,
.note-meta {
  color: var(--accent);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 0.45rem 0 1.2rem;
}

.hero-lede {
  color: #373c38;
  font-size: clamp(1.18rem, 2.1vw, 1.48rem);
  line-height: 1.55;
  max-width: 38rem;
}

.hero-links,
.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.4rem;
}

.hero-links a,
.publication-links a {
  border: 1px solid var(--ink);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.48rem 0.75rem;
  text-decoration: none;
}

.hero-links a:first-child {
  background: var(--ink);
  color: var(--white);
}

.hero-links a:hover,
.publication-links a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.hero-portrait img {
  aspect-ratio: 4 / 5;
  border: 1px solid var(--rule);
  filter: saturate(0.82) contrast(1.02);
  object-fit: cover;
  object-position: 50% 35%;
  width: 100%;
}

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

.research-card,
.note-card {
  background: color-mix(in srgb, var(--white) 58%, transparent);
  border: 1px solid var(--rule);
  padding: 1.3rem 1.4rem;
}

.research-card h3,
.note-card h3 {
  margin-top: 0.45rem;
}

.research-card p:last-child,
.note-card p:last-child {
  margin-bottom: 0;
}

.math-window {
  background: var(--ink);
  color: var(--white);
  margin: 3rem 0;
  padding: clamp(1.5rem, 4vw, 3rem);
}

.math-window .eyebrow {
  color: #e5a995;
}

.math-window .MathJax,
.math-window mjx-container {
  color: var(--white) !important;
}

.publication {
  border-top: 1px solid var(--rule);
  padding: 1.35rem 0 1.55rem;
}

.publication h3,
.publication h4 {
  margin: 0.25rem 0 0.45rem;
}

.publication p {
  margin-bottom: 0.4rem;
}

.publication-links {
  margin-top: 0.75rem;
}

.publication-links a {
  border-color: var(--rule);
  padding: 0.3rem 0.55rem;
}

.quarto-title-block .quarto-title-banner {
  background: transparent;
}

.quarto-title .title {
  max-width: 850px;
}

blockquote {
  border-left: 3px solid var(--accent);
  color: var(--muted);
}

.callout {
  background: color-mix(in srgb, var(--white) 62%, transparent);
  border-color: var(--rule);
}

pre,
code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.home-page .quarto-title-block {
  display: none;
}

code:not(pre code) {
  background: transparent;
  color: var(--ink);
  padding: 0;
}

#TOC {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
}

.page-footer {
  background: var(--paper);
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.76rem;
}

@media (max-width: 780px) {
  body {
    font-size: 1rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 2rem;
  }

  .hero-portrait {
    max-width: 280px;
  }

  .research-grid,
  .note-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(2.7rem, 14vw, 4.5rem);
  }
}

.hero-links p,
.publication-links p {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0;
}

main code:not(.sourceCode) {
  background-color: transparent !important;
  border: 0;
  padding: 0;
}

@media (max-width: 780px) {
  .quarto-title .title {
    font-size: clamp(2.2rem, 10vw, 2.8rem);
    overflow-wrap: anywhere;
  }
}