:root {
  --text: #20242a;
  --muted: #66707a;
  --rule: #e2e7eb;
  --link: #1f5d91;
  --link-hover: #123e64;
  --accent: #173f63;
  --bg: #f2f5f7;
  --surface: #fff;
  --max: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 17.5px/1.68 "Source Serif 4", "Iowan Old Style", Palatino, "Times New Roman", serif;
}

a {
  color: var(--link);
  text-decoration: none;
}

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

a:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap {
  max-width: var(--max);
  margin: 28px auto;
  padding: 0 56px 72px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 18px;
  box-shadow: 0 14px 42px rgba(30, 51, 70, 0.07);
}

.site-nav {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--rule);
}

.brand {
  color: var(--text);
  font: 600 1.02rem/1.2 "Source Serif 4", Georgia, serif;
}

.brand:hover { text-decoration: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.9rem;
  font-weight: 600;
}

.hero {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 42px;
  align-items: center;
  padding: 46px 0 48px;
}

.portrait {
  width: 180px;
  height: 240px;
  object-fit: cover;
  object-position: center;
  border-radius: 10px;
  background: #ddd;
  box-shadow: 0 8px 24px rgba(27, 46, 63, 0.13);
}

h1 {
  font: 700 2.45rem/1.12 "Source Serif 4", Georgia, serif;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}

h1 .cn {
  font-weight: 600;
  color: #39434c;
  font-size: 0.76em;
}

.honor-cn {
  color: var(--muted);
  font-size: 0.92em;
  font-weight: 400;
}

.role,
.industry,
.affil {
  margin: 0;
  color: var(--muted);
}

.role {
  color: #343c44;
  font-weight: 600;
  font-size: 1.03rem;
}

.industry { margin-top: 3px; }

.affil { margin-top: 3px; }

.email {
  margin: 16px 0 0;
}

.email-label {
  color: var(--muted);
}

.links {
  margin: 3px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  font-size: 0.94rem;
  font-weight: 600;
}

section {
  display: grid;
  grid-template-columns: 142px minmax(0, 1fr);
  column-gap: 34px;
  padding: 34px 0 36px;
  border-top: 1px solid var(--rule);
  scroll-margin-top: 20px;
}

h2 {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
  margin: 1px 0 0;
  color: var(--accent);
  font: 700 1.16rem/1.35 "Source Serif 4", Georgia, serif;
  letter-spacing: -0.01em;
}

section > :not(h2) { grid-column: 2; }

section p { margin: 0 0 13px; }

section > p:last-child { margin-bottom: 0; }

.note {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 3px 0 0 !important;
}

.pub-footnote {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 16px 0 0 !important;
}

.pubs,
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pubs { counter-reset: pub; }

.pubs li,
.timeline li {
  margin: 0 0 18px;
  position: relative;
}

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

.timeline li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  column-gap: 24px;
}

.timeline strong {
  grid-column: 1;
  grid-row: 1;
}

.pubs li {
  padding-left: 2rem;
  counter-increment: pub;
}

.pubs li::before {
  content: "[" counter(pub) "]";
  position: absolute;
  left: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}

.me { font-weight: 700; }

.venue { font-style: italic; }

.extra {
  font-size: 0.86rem;
  color: var(--muted);
}

.timeline .when {
  grid-column: 2;
  grid-row: 1;
  color: var(--muted);
  font-size: 0.92rem;
  white-space: nowrap;
}

.timeline .place {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.97rem;
}

footer {
  margin-top: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.88rem;
  text-align: right;
}

@media (max-width: 760px) {
  html, body { background: var(--surface); }

  .wrap {
    margin: 0;
    padding: 0 24px 56px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  section {
    grid-template-columns: 1fr;
    row-gap: 14px;
    padding: 30px 0 32px;
  }

  section h2 {
    grid-column: 1;
    grid-row: auto;
    margin: 0;
  }

  section > :not(h2) { grid-column: 1; }
}

@media (max-width: 640px) {
  .site-nav { min-height: 56px; }
  .brand { display: none; }
  .nav-links {
    width: 100%;
    gap: 18px;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
  }
  .nav-links::-webkit-scrollbar { display: none; }

  .hero {
    grid-template-columns: 1fr;
    gap: 24px;
    justify-items: start;
    padding: 32px 0 36px;
  }

  .portrait {
    width: 140px;
    height: 187px;
  }

  h1 {
    font-size: 2.1rem;
  }

  .timeline li {
    grid-template-columns: 1fr;
  }
  .timeline .when {
    grid-column: 1;
    grid-row: 1;
    margin-bottom: 2px;
  }
  .timeline strong {
    grid-column: 1;
    grid-row: 2;
  }
  .timeline .place {
    grid-column: 1;
  }
}

@media (max-width: 420px) {
  .nav-links { gap: 16px; }
}