:root {
  color-scheme: light;
  --paper: #f6f3ec;
  --ink: #292d28;
  --muted: #686b61;
  --accent: #a63f28;
  --rule: #d4d3c8;
  --wash: #eeece2;
  --serif: "Lora", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #20221f;
  --ink: #eeeee4;
  --muted: #b2b6a9;
  --accent: #ed987b;
  --rule: #474a40;
  --wash: #2a2d26;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.7 var(--sans); -webkit-font-smoothing: antialiased; }
::selection { color: var(--paper); background: var(--accent); }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 4px; }
a:hover { color: var(--accent); }
a, button { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
button { font: inherit; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2 { font-family: var(--serif); font-weight: 400; }
p + p { margin-top: 1.1rem; }
.notebook { width: min(1020px, calc(100% - 112px)); margin: 0 auto; }
.skip-link { position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem; background: var(--ink); color: var(--paper); z-index: 10; }
.skip-link:focus { top: 1rem; }

.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 78px; border-bottom: 1px solid var(--rule); }
.monogram { font: italic 700 34px/1 var(--serif); text-decoration: none; letter-spacing: -3px; }
.monogram span { color: var(--accent); }
.site-header nav { display: flex; align-items: center; gap: 30px; }
.site-header nav a { padding: 12px 0; font-size: 13px; text-decoration: none; }
.site-header nav a[aria-current] { color: var(--accent); text-decoration: underline; text-underline-offset: 8px; }
.theme-switch { width: 44px; height: 44px; padding: 0; border: 1px solid var(--rule); border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; font-size: 23px; }
.theme-switch:hover { border-color: var(--accent); color: var(--accent); }

.intro { --contact-spacing: 48px; display: grid; grid-template-columns: minmax(0, 1fr) 220px; gap: 36px; align-items: end; padding: 24px 0 var(--contact-spacing); }
.intro-copy { align-self: end; }
.eyebrow { font: 11px/1.6 var(--mono); letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); }
.intro .eyebrow { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; font-size: 13px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
h1 { margin: 25px 0 26px; font-size: clamp(58px, 6.8vw, 88px); line-height: 1.06; letter-spacing: -4px; }
.intro h1 { margin: 0 0 14px; }
.name-period { color: var(--accent); }
.intro-description { font: 18px/1.8 var(--serif); }
.intro-description--bio { margin-top: 0; }
.intro-description--bio, .background > p, .off-duty h3, .off-duty p { font-size: 17px; }
.intro-description--research { max-width: none; margin-bottom: 28px; }
.intro-description strong { font-weight: 500; }
.research-summary { margin-top: 22px; }
.research-summary .text-link { margin-left: 10px; padding: 0; gap: 10px; font: inherit; }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; padding: 5px 0; border-bottom: 1px solid var(--accent); text-decoration: none; color: var(--accent); font-size: 13px; font-weight: 600; }
.text-link span { display: inline-block; transition: transform .2s ease; }
.text-link:hover span { transform: translate(2px, -2px); }
/* Align the location caption with the bio; the office line sits beneath it. */
.portrait { width: 100%; align-self: end; margin-bottom: -19.8px; }
.portrait-frame { position: relative; padding: 0 6px 6px 0; }
.portrait-frame::before { content: ""; position: absolute; inset: 8px 0 0 8px; border: 1px solid var(--accent); }
.portrait img { position: relative; display: block; width: 100%; height: auto; }
.portrait figcaption { margin-top: 16px; font: 12px/1.8 var(--mono); color: var(--muted); }
.portrait-location { display: flex; align-items: center; gap: 8px; }
.portrait-location svg { width: 14px; height: 14px; color: var(--accent); }
.portrait-office { display: block; padding-left: 22px; font-size: 11px; }

.content-section { padding: 48px 0; border-top: 1px solid var(--rule); }
.section-title { display: flex; align-items: baseline; gap: 18px; margin-bottom: 25px; font-size: 32px; line-height: 1.3; letter-spacing: -.7px; }
.section-number { flex-shrink: 0; color: var(--accent); font: 11px/1.6 var(--mono); letter-spacing: 1px; }
.intro-research { grid-column: 1 / -1; }
.research-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; margin: 0; padding: 18px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.research-list li { display: flex; gap: 12px; align-items: center; justify-content: center; padding: 0 14px; font: 18px/1.35 var(--serif); }
.research-list li::before { content: ""; flex-shrink: 0; width: 5px; height: 5px; background: var(--accent); }
.research-list li + li { border-left: 1px solid var(--rule); }
.research-list li > span { white-space: nowrap; }

.updates-list { list-style: none; margin: 0; padding: 0; }
.updates-list li { display: grid; grid-template-columns: 105px minmax(0, 780px); gap: 24px; padding: 20px 0; border-top: 1px solid var(--rule); }
.updates-list time, .update-date { padding-top: 3px; color: var(--muted); font: 10px/1.8 var(--mono); }
.news-label { display: block; margin-bottom: 6px; color: var(--accent); font: 10px/1.5 var(--mono); letter-spacing: .5px; text-transform: uppercase; }
.updates-list p { font-size: 14px; line-height: 1.65; }
.updates-list a { text-decoration: none; }
.updates-list a:hover { text-decoration: underline; }
.earlier-updates { border-top: 1px solid var(--rule); }
.earlier-updates summary { display: flex; justify-content: space-between; align-items: center; min-height: 48px; list-style: none; cursor: pointer; color: var(--muted); font-size: 12px; }
.earlier-updates summary::-webkit-details-marker { display: none; }
.earlier-updates summary:hover { color: var(--accent); }
.earlier-updates summary span { font-size: 20px; }
.earlier-updates[open] summary span { transform: rotate(45deg); }
.publications-link { margin-top: 15px; }
.background > p { line-height: 1.85; }
.background strong { font-weight: 600; }
.off-duty { margin-top: 30px; padding: 24px; background: var(--wash); border-left: 2px solid var(--accent); }
.off-duty p { margin-top: 12px; }

.contact-box { width: fit-content; max-width: 100%; margin: var(--contact-spacing) auto 0; padding: 12px 18px; border: 1px solid var(--rule); border-radius: 10px; background: var(--wash); text-align: center; }
.contact-box > p { font-size: 17px; line-height: 1.55; }
.contact-box a { color: var(--accent); }
.contact-box__links { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 4px 16px; margin-top: 4px; font-size: 16px; }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; min-height: 85px; border-top: 1px solid var(--rule); color: var(--muted); font: 10px/1.6 var(--mono); }

@font-face {
  font-family: "Contact Brands";
  src: url("../webfonts/fa-brands-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: block;
}
.contact-icons { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 16px; }
.contact-icons a { display: inline-flex; align-items: center; gap: 8px; min-height: 32px; text-decoration: none; font-size: 16px; }
.contact-icons a[aria-label] { justify-content: center; min-width: 32px; }
.contact-icons a:hover { text-decoration: underline; }
.contact-icons svg { width: 20px; height: 20px; }
.contact-icons .ai { font-size: 20px; }
.contact-icon-brand { font: 20px/1 "Contact Brands"; }

.publications-page { padding: 64px 0 72px; }
.publications-heading h1 { font-size: clamp(42px, 6.8vw, 78px); letter-spacing: -2px; }
.publications__intro { color: var(--muted); font-size: 14px; }
.publications__year { margin: 48px 0 24px; padding-bottom: 14px; border-bottom: 1px solid var(--rule); color: var(--accent); font-size: 30px; }
.publication-entry { margin: 0 0 28px; }
.publication-entry__title { max-width: 850px; margin-bottom: 10px; font: 24px/1.4 var(--serif); }
.publication-entry__authors, .publication-entry__venue { margin: 0; font-size: 14px; }
.publication-entry__venue { color: var(--muted); }
.publication-entry__actions { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 14px; }
.publication-entry__button { display: inline-flex; align-items: center; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--accent); color: var(--accent); font-size: 13px; text-decoration: none; }
.publication-entry__teaser { margin-top: 24px; }
.publication-entry__teaser img { display: block; max-width: 100%; width: 760px; max-height: 340px; object-fit: contain; object-position: left center; }
.publication-entry__divider { margin: 30px 0; border-top: 1px solid var(--rule); }

@media (max-width: 1000px) {
  .notebook { width: calc(100% - 72px); }
  .intro { grid-template-columns: minmax(0, 1fr) 180px; gap: 30px; }
  h1 { font-size: 65px; letter-spacing: -3px; }
  .research-list li { font-size: 17px; }
}
@media (max-width: 900px) {
  .research-list { grid-template-columns: 1fr; gap: 15px; }
  .research-list li { justify-content: flex-start; padding: 0; }
  .research-list li + li { border: 0; }
}
@media (max-width: 740px) {
  .notebook { width: calc(100% - 40px); }
  .site-header { min-height: 72px; }
  .site-header nav { gap: 17px; }
  .site-header nav a { font-size: 12px; }
  .monogram { font-size: 30px; }
  .intro { --contact-spacing: 36px; gap: 25px; grid-template-columns: minmax(0, 1fr) 170px; }
  h1 { font-size: 51px; letter-spacing: -2.5px; }
  .intro-description { font-size: 17px; }
  .intro-description--bio, .background > p, .off-duty h3, .off-duty p { font-size: 16px; }
  .content-section { padding: 36px 0; }
}
@media (max-width: 540px) {
  .site-header { flex-wrap: wrap; gap: 0 16px; padding: 14px 0; }
  .site-header nav { gap: 14px; }
  .site-header nav a { font-size: 11px; }
  .theme-switch { width: 36px; height: 36px; font-size: 21px; }
  .intro { grid-template-columns: 1fr; gap: 38px; }
  h1 { font-size: clamp(49px, 12.5vw, 68px); margin: 23px 0; }
  .intro-description { font-size: 19px; }
  .intro-description--bio, .background > p, .off-duty h3, .off-duty p { font-size: 17px; }
  .portrait { width: 200px; justify-self: center; margin-bottom: 0; }
  .portrait figcaption { margin-top: 13px; }
  .research-summary .text-link { margin-left: 0; }
  .contact-box { padding: 12px; }
  .contact-box__links { flex-direction: column; gap: 4px; }
  .section-title { gap: 12px; font-size: 27px; }
  .updates-list li { grid-template-columns: 76px minmax(0, 1fr); gap: 16px; }
  .site-footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 7px; padding: 22px 0; }
}
@media (pointer: coarse) {
  .contact-icons a { min-height: 44px; }
  .contact-icons a[aria-label] { min-width: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}