:root {
  --ink: #18202b;
  --muted: #667085;
  --link: #075f9a;
  --header: #182235;
  --header-border: #2b3850;
  --line: #e4e7ec;
  --paper: #ffffff;
  --max-width: 1060px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }

.container {
  width: min(calc(100% - 40px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  color: #f8fafc;
  background: var(--header);
  border-bottom: 1px solid var(--header-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-block: 20px;
}

.identity { min-width: 0; }

.name {
  display: inline-block;
  color: #fff;
  font-size: 1.42rem;
  font-weight: 650;
  line-height: 1.25;
}

.role {
  margin-top: 2px;
  color: #cbd5e1;
  font-size: 0.95rem;
}

.quick-links {
  margin-top: 5px;
  color: #9fb0c8;
  font-size: 0.82rem;
}

.quick-links a { color: #9ed0ff; }
.quick-links a + a::before {
  content: "·";
  margin: 0 0.55em;
  color: #718096;
}

.site-nav {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  padding: 7px 11px;
  color: #f8fafc;
  border-radius: 999px;
  font-size: 1rem;
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.active {
  background: rgba(255, 255, 255, 0.1);
  text-decoration: none;
}

.page-content {
  min-height: calc(100vh - 210px);
  padding-block: 42px 72px;
}

.page-content.narrow { max-width: 900px; }
.intro { display: flow-root; }

.portrait {
  float: left;
  width: 210px;
  margin: 0 28px 12px 0;
}

.portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border: 1px solid #d0d5dd;
  border-radius: 5px;
}

.portrait figcaption {
  margin-top: 6px;
  color: #475467;
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
}

.bio p {
  margin: 0 0 1rem;
  font-size: 1.08rem;
  text-align: justify;
  text-justify: inter-ideograph;
}

h1, h2 { color: #101828; font-weight: 650; }
h1 { margin: 0; font-size: 1.7rem; }
h2 { margin: 0 0 0.75rem; font-size: 1.28rem; }
p { margin: 0.5rem 0 1rem; }
ul, ol { margin: 0.35rem 0 1rem; padding-left: 1.4rem; }
li { margin-bottom: 0.5rem; }

hr {
  clear: both;
  margin: 2rem 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
}

.more-link { flex: 0 0 auto; font-size: 0.92rem; }
.news-slider {
  max-height: 112px;
  padding: 10px 14px;
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fafbfc;
  scrollbar-color: #aeb7c4 transparent;
  scrollbar-width: thin;
}

.news-slider:focus-visible {
  outline: 2px solid #77a8ca;
  outline-offset: 2px;
}

.news-slider::-webkit-scrollbar { width: 7px; }
.news-slider::-webkit-scrollbar-track { background: transparent; }
.news-slider::-webkit-scrollbar-thumb {
  background: #aeb7c4;
  border: 2px solid #fafbfc;
  border-radius: 999px;
}

.timeline { margin: 0; padding: 0; list-style: none; }
.timeline li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 14px;
}

.timeline li:last-child { margin-bottom: 0; }

.timeline time {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.publication-entries {
  border-top: 1px solid var(--line);
}

.publication-entry {
  display: flex;
  align-items: flex-start;
  gap: 22px;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.publication-media {
  flex: 0 0 250px;
}

.publication-media img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid #d0d5dd;
  border-radius: 4px;
  background: #f8fafc;
}

.publication-content {
  flex: 1 1 auto;
  min-width: 0;
}

.publication-content h2 {
  margin: 0 0 0.45rem;
  font-size: 1.06rem;
  line-height: 1.45;
}

.publication-content p {
  margin: 0.3rem 0;
  line-height: 1.5;
}

.publication-authors { color: #344054; font-size: 0.95rem; }
.publication-venue { color: var(--muted); font-size: 0.95rem; }
.publication-links { font-size: 0.92rem; }
.publication-links a { margin-right: 0.8rem; }

.two-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
}

.page-title {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.page-title p { color: var(--muted); }
.page-title .notation { margin-bottom: 0; font-size: 0.88rem; }

.contact-list {
  margin: 0;
}

.contact-list > div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.contact-list dt {
  color: #344054;
  font-weight: 650;
}

.contact-list dd { margin: 0; }
.contact-note { margin-top: 1.8rem; color: var(--muted); }

.recruitment > h2:first-child {
  margin-top: 0;
  font-size: 1.7rem;
}

.recruitment h2 {
  margin-top: 2.2rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--line);
}

.recruitment p { text-align: justify; text-justify: inter-ideograph; }
.recruitment .list { margin: 0.65rem 0 1rem; }
.recruitment .item {
  display: flex;
  align-items: flex-start;
  margin: 0.35rem 0;
}
.recruitment .dot { flex: 0 0 1.5em; }

.site-footer {
  color: #667085;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 22px;
}

@media (max-width: 760px) {
  .container { width: min(calc(100% - 32px), var(--max-width)); }
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 15px;
    padding-block: 17px;
  }
  .quick-links { line-height: 1.8; }
  .site-nav { width: 100%; }
  .site-nav a { padding: 5px 10px; }
  .site-nav a:first-child { margin-left: -10px; }
  .page-content { padding-block: 30px 52px; }
  .portrait { width: 145px; margin-right: 20px; }
  .bio p { font-size: 1rem; text-align: left; }
  .two-columns { grid-template-columns: 1fr; gap: 20px; }
  .publication-entry { flex-direction: column; gap: 14px; }
  .publication-media { flex: none; width: min(100%, 360px); }
  .site-footer .container { flex-direction: column; gap: 2px; }
}

@media (max-width: 480px) {
  .portrait { float: none; width: 155px; margin: 0 0 20px; }
  .portrait figcaption { text-align: left; }
  .timeline li { grid-template-columns: 74px 1fr; gap: 10px; }
  .quick-links a:last-child { display: block; }
  .quick-links a:last-child::before { display: none; }
  .contact-list > div { grid-template-columns: 1fr; gap: 2px; }
}