:root {
  --text: #3d4145;
  --heading: #262a2d;
  --muted: #6f757a;
  --line: #e5e7e9;
  --link: #3182a0;
  --page-width: 1140px;
}

@font-face {
  font-family: "Homepage FA Solid";
  src: url("../webfonts/fa-solid-900.woff2") format("woff2");
  font-style: normal;
  font-weight: 900;
  font-display: block;
}
@font-face {
  font-family: "Homepage FA Brands";
  src: url("../webfonts/fa-brands-400.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: block;
}
@font-face {
  font-family: "Homepage Academicons";
  src: url("../fonts/academicons.woff") format("woff");
  font-style: normal;
  font-weight: 400;
  font-display: block;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.48;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  min-height: 60px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.topbar a {
  width: min(var(--page-width), calc(100% - 48px));
  margin: 0 auto;
  color: var(--heading);
  font-size: 18px;
  font-weight: 700;
}
.topbar a:hover { text-decoration: none; }

.page {
  width: min(var(--page-width), calc(100% - 48px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 245px minmax(0, 1fr);
  gap: 62px;
  padding: 32px 0 48px;
}

.profile {
  align-self: start;
  position: sticky;
  top: 24px;
}
.portrait {
  position: relative;
  width: 190px;
  height: 220px;
  margin-bottom: 16px;
  overflow: hidden;
  background: #f2f3f4;
}
.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.profile h2 { margin: 0 0 5px; color: var(--heading); font-size: 19px; line-height: 1.35; }
.profile .role { margin: 0 0 14px; color: var(--muted); font-size: 14px; line-height: 1.45; }
.profile-links { margin: 0; padding: 0; list-style: none; font-size: 14px; }
.profile-links li { margin: 6px 0; padding-left: 22px; position: relative; }
.profile-links a { color: var(--text); }
.profile-icon {
  position: absolute;
  left: 0;
  top: .18em;
  width: 14px;
  color: #62676b;
  text-align: center;
  line-height: 1;
}
.profile-icon--solid { font-family: "Homepage FA Solid"; font-weight: 900; }
.profile-icon--brand { font-family: "Homepage FA Brands"; font-weight: 400; }
.profile-icon--academic { font-family: "Homepage Academicons"; font-weight: 400; }

.content { min-width: 0; max-width: 820px; }
.content > h1 { margin: 0 0 4px; color: var(--heading); font-size: 34px; line-height: 1.25; }
.welcome { margin: 0 0 14px; color: var(--muted); }
.content section { margin: 0 0 16px; }
.content section:last-child { margin-bottom: 0; }
.content h2 {
  margin: 0 0 6px;
  padding-bottom: 4px;
  color: var(--heading);
  border-bottom: 2px solid #d9dcde;
  font-size: 26px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.015em;
}
.content h3 { margin: 14px 0 6px; color: var(--heading); font-size: 16px; }
.content p { margin: 0 0 8px; }

.interest-list { margin: 0; padding-left: 22px; }
.interest-list li { margin: 4px 0; padding-left: 3px; }
.news-list { margin: 0; padding: 0; list-style: none; }
.news-list li { margin: 4px 0; }
.news-list span { display: inline-block; min-width: 82px; color: var(--muted); font-size: 14px; font-weight: 600; }
.news-list strong { color: var(--heading); font-weight: 600; }

.publication-list { margin: 0; padding-left: 24px; }
.publication-list li { margin: 0 0 8px; padding-left: 4px; }
.publication-list li:last-child { margin-bottom: 0; }
.publication-topic + .publication-topic { margin-top: 10px; }
.content .publication-group-title {
  margin: 10px 0 3px;
  color: #555b60;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: .015em;
}
.publication-topic h3 {
  display: inline-block;
  margin: 6px 0 4px;
  padding: 2px 7px;
  color: var(--topic-color);
  background: var(--topic-bg);
  border-radius: 3px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.3;
}
.publication-topic h3::before { content: "[ "; color: var(--topic-bracket); }
.publication-topic h3::after { content: " ]"; color: var(--topic-bracket); }
.publication-topic--evolving { --topic-color: #2f6f5b; --topic-bg: #edf7f3; --topic-bracket: #6b9f8e; }
.publication-topic--adaptive { --topic-color: #356786; --topic-bg: #edf4f8; --topic-bracket: #7598ad; }
.publication-topic--trust { --topic-color: #654c82; --topic-bg: #f2eef8; --topic-bracket: #9b88b3; }
.publication-topic--knowledge { --topic-color: #765824; --topic-bg: #f8f2e7; --topic-bracket: #ad956a; }
.publication-topic--multimodal { --topic-color: #82545c; --topic-bg: #f8eff1; --topic-bracket: #ae858c; }
.publication-topic--others { --topic-color: #765824; --topic-bg: #f8f2e7; --topic-bracket: #ad956a; }
.publication-divider { border-top: 1px solid var(--line); margin: 14px 0 13px; }
.publication-author-divider { margin: 18px 0 10px; border-top: 1px solid #cfd3d6; }
.publication-title { margin: 0 0 1px !important; color: var(--heading); font-weight: 700; line-height: 1.35; }
.publication-authors { margin: 0 !important; font-size: 14px; line-height: 1.4; }
.publication-authors strong { color: #000066; font-weight: 700; }
.publication-venue { display: inline; margin: 0 !important; color: var(--muted); font-size: 14px; font-style: italic; }
.publication-links { display: inline; margin: 0 0 0 8px !important; font-size: 14px; }
.publication-links a { margin-right: 8px; }

.timeline-item { padding-left: 16px; border-left: 3px solid #cfd9dd; }
.timeline-item > div { display: flex; justify-content: space-between; gap: 24px; color: var(--heading); }
.timeline-item > div span { color: var(--muted); font-size: 14px; white-space: nowrap; }
.timeline-item p { margin: 5px 0; }
.timeline-item ul { margin: 7px 0 0; padding-left: 20px; }
.timeline-item li { padding-left: 2px; }

.dated-list { margin: 0; padding: 0; list-style: none; }
.dated-list li { display: grid; grid-template-columns: 100px 1fr; gap: 14px; margin: 4px 0; }
.dated-list span { color: var(--muted); font-size: 14px; }
.dated-list strong { font-weight: 500; }

.education-item { margin-bottom: 10px; }
.education-item > p:first-child { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 3px; color: var(--heading); }
.education-item span { color: var(--muted); font-size: 14px; white-space: nowrap; }
.education-item > p:last-child { color: var(--muted); font-size: 14px; }

footer {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 820px) {
  .topbar a, .page { width: min(100% - 36px, var(--page-width)); }
  .page { grid-template-columns: 1fr; gap: 42px; padding-top: 34px; }
  .profile { position: static; display: grid; grid-template-columns: 135px 1fr; column-gap: 22px; }
  .portrait { grid-row: 1 / 5; width: 135px; height: 165px; margin: 0; }
  .profile h2 { align-self: end; }
  .profile .role { margin-bottom: 7px; }
  .profile-links { font-size: 13px; }
  .profile-links li { margin: 4px 0; }
  .profile-links li:first-child { display: none; }
  .content > h1 { font-size: 30px; }
}

@media (max-width: 520px) {
  body { font-size: 15px; }
  .topbar { min-height: 58px; }
  .topbar a { font-size: 17px; }
  .profile { grid-template-columns: 105px 1fr; column-gap: 16px; }
  .portrait { width: 105px; height: 135px; }
  .profile h2 { font-size: 17px; }
  .profile .role { font-size: 12.5px; }
  .profile-links { display: flex; flex-wrap: wrap; gap: 4px 14px; }
  .profile-links li { margin: 0; }
  .content h2 { font-size: 23px; }
  .timeline-item > div, .education-item > p:first-child { display: block; }
  .timeline-item > div span, .education-item span { display: block; margin-top: 2px; }
  .dated-list li { grid-template-columns: 82px 1fr; gap: 10px; }
}