/* Blackboard theme, responsive layouts, and diagram styling. */
.activities-list {
  border-top: 1.5px dashed var(--line);
}

.activity-row {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 35px;
  padding: 27px 0;
  border-bottom: 1px dashed var(--line);
}

.activity-category {
  color: var(--yellow);
  font-size: 24px;
}

.activity-row h3 {
  color: var(--blue);
  font-size: 31px;
  margin: 0 0 8px;
}

.activity-row p {
  color: var(--muted);
  font-size: 24px;
  margin: 0;
}

.activity-highlight {
  color: var(--white);
}

@media (max-width: 650px) {
  .navlinks {
    flex-wrap: wrap;
    gap: 8px 24px;
  }

  .activity-row {
    grid-template-columns: 1fr;
    gap: 13px;
  }

  .activity-row h3 {
    font-size: 29px;
  }

  .activity-category {
    font-size: 23px;
  }
}
@font-face {
  font-family:Chalk;
  src:url('chalk.ttf') format('truetype');
  font-weight:400 700;
  font-display:swap;
}
:root {
  --board:#1b2523;
  --white:#f0efe5;
  --muted:#c3cbc0;
  --blue:#a8d6ed;
  --yellow:#e8d99b;
  --rose:#e8b8ac;
  --line:#bfc8bc55;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:105px;
}
body {
  margin:0;
  background:#111915;
  color:var(--white);
  font:500 25px/1.4 Chalk,'Segoe Print','Bradley Hand',cursive;
  padding:14px;
  text-shadow:.3px .4px .7px #ffffff28;
}
.board {
  min-height:calc(100vh - 28px);
  background:radial-gradient(ellipse at 25% 35%,#35443b33,transparent 55%),radial-gradient(ellipse at 80% 60%,#0a141433,transparent 65%),var(--board);
  border:8px solid #5b5142;
  box-shadow:inset 0 0 0 2px #91836b55,inset 0 0 90px #06120e55,0 2px 8px #0009;
  position:relative;
}
.board:before {
  content:'';
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.14;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' opacity='.7' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index:0;
}
.wrap {
  max-width:1200px;
  margin:auto;
  padding:0 50px;
  position:relative;
}
a {
  color:inherit;
  text-decoration:none;
}
a:hover {
  color:var(--yellow);
}
a:focus-visible,button:focus-visible {
  outline:2px dashed var(--yellow);
  outline-offset:7px;
}
header {
  position:relative;
  z-index:5;
}
.nav {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  padding:25px 0 22px;
  border-bottom:2px solid var(--line);
  border-radius:0 0 40% 2%;
}
.brand {
  font-size:35px;
  font-weight:700;
  transform:rotate(-2deg);
  display:inline-block;
}
.navlinks {
  display:flex;
  gap:32px;
  font-size:24px;
}
.navlinks a {
  padding:5px 2px;
}
.navlinks a.active {
  color:var(--yellow);
  text-decoration:underline;
  text-decoration-style:wavy;
  text-underline-offset:8px;
  text-decoration-thickness:1px;
}
.hero {
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:35px;
  align-items:center;
  padding:66px 0 60px;
}
.eyebrow {
  font-size:23px;
  color:var(--yellow);
  letter-spacing:.02em;
}
.hero h1 {
  font-size:clamp(65px,7.5vw,104px);
  font-weight:700;
  line-height:1;
  margin:20px 0 25px;
  letter-spacing:-.035em;
  transform:rotate(-2deg);
  transform-origin:left center;
}
.role {
  font-size:29px;
  margin:0 0 3px;
}
.institution {
  font-size:24px;
  margin:0;
  color:var(--muted);
}
.intro {
  font-size:34px;
  line-height:1.25;
  margin:32px 0 16px;
  max-width:580px;
}
.intro em {
  font-style:normal;
  color:var(--blue);
  text-decoration:underline;
  text-decoration-thickness:1.5px;
  text-underline-offset:6px;
}
.hero-description {
  color:var(--muted);
  font-size:25px;
  max-width:520px;
  margin:0;
}
.actions {
  display:flex;
  gap:30px;
  align-items:center;
  margin-top:30px;
  font-size:24px;
}
.button {
  padding:7px 24px 10px;
  border:2px solid var(--white);
  border-radius:4px 10px 3px 7px;
  transform:rotate(-1deg);
}
.button:hover {
  border-color:var(--yellow);
}
.textlink {
  border-bottom:1px solid var(--line);
}
figure {
  margin:0;
  position:relative;
  transform:rotate(1deg);
}
.hand-diagram {
  display:block;
  width:100%;
  height:auto;
}
.diagram-labels {
  font:500 28px Chalk,cursive;
}
.figure-caption {
  font-size:21px;
  color:var(--muted);
  text-align:center;
  max-width:370px;
  margin:0 auto;
  line-height:1.2;
}
.figure-equation {
  font-size:27px;
  color:var(--yellow);
  text-align:center;
  margin:17px 0 0;
}
.ribbon {
  border-block:2px solid var(--line);
  border-radius:4% 2% 3% 5%;
  display:flex;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  padding:16px 0 19px;
  color:var(--blue);
  font-size:24px;
}
.ribbon span:first-child {
  color:var(--white);
}
section.content {
  padding:65px 0;
  border-bottom:2px solid var(--line);
  border-radius:0 0 3% 5%;
}
.section-head {
  display:grid;
  grid-template-columns:275px 1fr;
  gap:50px;
  margin-bottom:35px;
}
.section-head p {
  margin:4px 0 0;
  color:var(--muted);
  max-width:670px;
}
h2 {
  font-size:49px;
  font-weight:600;
  line-height:1.08;
  margin:9px 0 0;
}
h3 {
  font-size:32px;
  line-height:1.1;
  font-weight:600;
  margin:0 0 15px;
}
.number {
  color:var(--yellow);
  font-size:23px;
}
.question {
  font-size:36px;
  color:var(--yellow);
  max-width:820px;
  line-height:1.2;
  margin:0 0 35px;
  padding-left:24px;
  border-left:3px solid var(--yellow);
  border-radius:4%;
}
.research-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:40px;
}
.research-item {
  border-top:1.5px dashed var(--line);
  padding-top:24px;
}
.research-item h3 {
  color:var(--blue);
}
.research-item:nth-child(2) h3 {
  color:var(--yellow);
}
.research-item:nth-child(3) h3 {
  color:var(--rose);
}
.research-item p {
  font-size:24px;
  color:var(--muted);
  margin:0;
}
.interest {
  display:flex;
  gap:28px;
  margin-top:36px;
  padding-top:22px;
  border-top:1px solid var(--line);
  font-size:23px;
}
.interest .label {
  color:var(--yellow);
  white-space:nowrap;
}
.interest p {
  margin:0;
  color:var(--muted);
}
.paper {
  display:grid;
  grid-template-columns:200px 1fr;
  gap:35px;
  margin-top:42px;
  padding:27px 30px;
  border:1.5px solid var(--line);
  border-radius:5px 12px 7px 3px;
  transform:rotate(-.3deg);
}
.paper h3 {
  font-size:29px;
  max-width:700px;
}
.paper p {
  font-size:23px;
  color:var(--muted);
  margin:10px 0 0;
}
.teaching-row {
  display:grid;
  grid-template-columns:150px 1fr 1fr;
  gap:30px;
  padding:23px 0;
  border-top:1px dashed var(--line);
}
.teaching-row p {
  margin:0;
}
.small {
  font-size:22px;
  color:var(--muted);
}
.about {
  display:grid;
  grid-template-columns:275px 1fr;
  gap:50px;
}
.about p {
  margin:0 0 20px;
  max-width:740px;
  color:var(--muted);
}
.education {
  display:flex;
  gap:38px;
  margin-top:30px;
  font-size:24px;
}
.education strong {
  display:block;
  font-weight:500;
  color:var(--blue);
}
.education span {
  font-size:22px;
  color:var(--muted);
}
footer {
  padding:35px 0 40px;
}
.footer {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:30px;
}
.footer h3{
      color:var(--blue);
}
.footer p {
  font-size:22px;
  color:var(--muted);
  margin:4px 0;
}
.footer .brand {
  font-size:30px;
}
.footer-links {
  display:flex;
  gap:27px;
  font-size:24px;
}
.skip {
  position:absolute;
  left:-9999px;
}
.skip:focus {
  left:30px;
  top:30px;
  background:var(--board);
  padding:12px;
  z-index:40;
}
@media(max-width:900px) {
  .wrap {
    padding:0 30px;
  }
  .hero {
    gap:15px;
  }
  .intro {
    font-size:31px;
  }
  .section-head,.about {
    grid-template-columns:220px 1fr;
    gap:30px;
  }
  .research-grid {
    gap:25px;
  }
  .ribbon {
    justify-content:flex-start;
    gap:10px 28px;
  }
  .navlinks {
    gap:22px;
  }
}
@media(max-width:650px) {
  body {
    padding:6px;
  }
  .board {
    border-width:5px;
  }
  .wrap {
    padding:0 23px;
  }
  .nav {
    flex-direction:column;
    align-items:flex-start;
    gap:12px;
    padding:19px 0;
  }
  .navlinks {
    gap:27px;
    font-size:23px;
  }
  .brand {
    font-size:31px;
  }
  .hero {
    grid-template-columns:1fr;
    padding:42px 0;
    gap:27px;
  }
  .hero h1 {
    font-size:72px;
  }
  .role {
    font-size:27px;
  }
  .institution {
    font-size:23px;
  }
  .intro {
    font-size:32px;
  }
  .hero-description {
    font-size:24px;
  }
  .hero figure {
    max-width:430px;
    width:100%;
    margin:auto;
  }
  .actions {
    gap:25px;
    font-size:23px;
  }
  .section-head,.about {
    grid-template-columns:1fr;
    gap:22px;
  }
  .research-grid {
    grid-template-columns:1fr;
    gap:28px;
  }
  section.content {
    padding:43px 0;
  }
  .question {
    font-size:31px;
    padding-left:18px;
  }
  .interest {
    flex-direction:column;
    gap:8px;
  }
  .paper {
    grid-template-columns:1fr;
    gap:16px;
    padding:23px;
  }
  .teaching-row {
    grid-template-columns:1fr;
    gap:8px;
  }
  .education {
    flex-direction:column;
    gap:23px;
  }
  .footer {
    flex-direction:column;
    align-items:flex-start;
  }
  h2 {
    font-size:45px;
  }
  .ribbon {
    font-size:23px;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
}
h1,h2,h3,.brand,.eyebrow,.role,.intro,.ribbon,.number,.question,.figure-equation {
  filter:url(#chalk-text);
}
.formulation {
  max-width:970px;
  margin:0 auto;
  text-align:center;
  padding:28px 20px;
  border-block:1px dashed var(--line);
}
.formulation h3 {
  color:var(--yellow);
  font-size:38px;
  margin-bottom:23px;
}
.formulation p {
  color:var(--muted);
  max-width:820px;
  margin:14px auto 9px;
  font-size:24px;
}
.mathline {
  font-size:33px;
  line-height:1.7;
  margin:10px auto 25px;
  color:var(--white);
  overflow-wrap:anywhere;
}
.mathline sub,.mathline sup {
  font-size:.6em;
  line-height:0;
  position:relative;
  vertical-align:baseline;
}
.mathline sub {
  bottom:-.25em;
}
.mathline sup {
  top:-.6em;
}
.pipeline {
  color:var(--yellow);
  font-size:34px;
  padding:17px 0;
  border-block:1px solid var(--line);
  margin:25px 0;
}
.map-pair {
  display:flex;
  justify-content:center;
  gap:50px;
  flex-wrap:wrap;
}
.map-pair .mathline {
  margin:0 0 13px;
}
.formulation .formulation-conclusion {
  margin-top:28px;
  font-size:27px;
  color:var(--white);
}
.formulation-conclusion span {
  color:var(--blue);
}
.formulation .notation {
  font-size:21px;
  margin-top:20px;
}
.paper-link {
  display:inline-block;
  font-size:23px;
  margin-top:20px;
  color:var(--yellow);
}
.abstract-section {
  margin-top:45px;
}
.abstract-heading {
  display:flex;
  justify-content:space-between;
  gap:20px;
  align-items:center;
  margin-bottom:20px;
}
.abstract-heading h3 {
  margin:0;
  color:var(--blue);
}
.abstract-tabs {
  display:flex;
  gap:15px;
}
.abstract-tabs button {
  font:500 23px Chalk,cursive;
  color:var(--muted);
  border:1px solid var(--line);
  background:transparent;
  padding:7px 15px;
  cursor:pointer;
  border-radius:4px 7px 3px 5px;
}
.abstract-tabs button[aria-selected="true"] {
  color:var(--yellow);
  border:2px solid var(--yellow);
  padding:6px 14px;
}
.abstract-section figure {
  transform:none;
}
.abstract-section img {
  display:block;
  width:100%;
  height:auto;
  border:1px solid var(--line);
}
.abstract-section figcaption {
  font-size:22px;
  color:var(--muted);
  text-align:center;
  margin:17px auto 0;
}
.institution-heading {
  color:var(--blue);
  margin:35px 0 15px;
}
.teaching-row {
  grid-template-columns:170px minmax(0,1fr) 200px;
}
.teaching-row:last-child {
  border-bottom:1px dashed var(--line);
}
.timeline-section {
  margin:55px auto 0;
  max-width:900px;
}
.timeline-titles {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:90px;
  text-align:center;
  font-size:32px;
  color:var(--yellow);
  margin-bottom:25px;
}
.timeline {
  list-style:none;
  padding:0;
  margin:0;
  position:relative;
}
.timeline:before {
  content:'';
  position:absolute;
  top:15px;
  bottom:25px;
  left:50%;
  width:2px;
  background:var(--line);
  transform:rotate(.15deg);
}
.timeline li {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:90px;
  position:relative;
  min-height:115px;
}
.timeline li:before {
  content:'';
  position:absolute;
  left:calc(50% - 5px);
  top:15px;
  width:10px;
  height:10px;
  border:1.5px solid var(--white);
  border-radius:50%;
  background:var(--board);
}
.timeline-card {
  padding-bottom:28px;
}
.education-event .timeline-card {
  grid-column:2;
}
.experience-event .timeline-card {
  grid-column:1;
  text-align:right;
}
.timeline-date {
  font-size:22px;
  color:var(--yellow);
}
.timeline-card h3 {
  font-size:29px;
  margin:6px 0 8px;
}
.timeline-card p {
  font-size:23px;
  color:var(--muted);
  margin:0;
}
.timeline .education-event h3 {
  color:var(--blue);
}
@media(max-width:650px) {
  .formulation {
    padding:25px 0;
  }
  .mathline {
    font-size:27px;
  }
  .pipeline {
    font-size:27px;
    line-height:1.9;
  }
  .map-pair {
    gap:0;
    flex-direction:column;
  }
  .abstract-heading {
    align-items:flex-start;
    flex-direction:column;
  }
  .abstract-tabs {
    gap:12px;
  }
  .teaching-row {
    grid-template-columns:1fr;
    gap:8px;
  }
  .timeline-titles {
    display:flex;
    gap:28px;
    text-align:left;
    font-size:27px;
    margin-left:28px;
  }
  .timeline:before {
    left:5px;
  }
  .timeline li {
    display:block;
    padding-left:28px;
    min-height:0;
  }
  .timeline li:before {
    left:0;
  }
  .experience-event .timeline-card {
    text-align:left;
  }
  .timeline-card h3 {
    font-size:28px;
  }
}