:root {
  --ink: #30363b;
  --ink-strong: #171a1d;
  --muted: #697178;
  --link: #2e7188;
  --link-hover: #245b6d;
  --line: #e9ecee;
  --line-strong: #dce2e5;
  --soft: #f7f9fa;
  --featured: #f7fafc;
  --oral: #a14e28;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background: #ffffff;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

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

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

strong {
  color: var(--ink-strong);
  font-weight: 650;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 10px;
  left: 50%;
  padding: 8px 14px;
  color: #ffffff;
  background: var(--ink-strong);
  border-radius: 4px;
  transform: translate(-50%, -180%);
}

.skip-link:focus {
  transform: translate(-50%, 0);
}

.layout {
  display: grid;
  width: min(1180px, calc(100% - 56px));
  margin: 0 auto;
  padding: 48px 0 24px;
  grid-template-columns: 285px minmax(0, 1fr);
  gap: 58px;
  align-items: start;
}

.profile {
  position: sticky;
  top: 38px;
}

.avatar {
  width: 178px;
  height: 178px;
  margin-bottom: 20px;
  background: var(--soft);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  object-fit: cover;
}

.profile h1 {
  margin-bottom: 1px;
  color: var(--ink-strong);
  font-size: 1.65rem;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.name-cn {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.98rem;
  letter-spacing: 0.16em;
}

.role {
  margin-bottom: 0;
  color: var(--ink-strong);
  font-size: 1rem;
  font-weight: 700;
}

.affiliation {
  margin-bottom: 13px;
  font-size: 0.94rem;
  line-height: 1.5;
}

.topics {
  margin-bottom: 19px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
}

.contact-list li {
  display: flex;
  min-width: 0;
  padding: 5px 0;
  align-items: flex-start;
  gap: 9px;
  overflow-wrap: anywhere;
}

.contact-list svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin-top: 4px;
  color: #7c858b;
  fill: currentColor;
}

main {
  min-width: 0;
}

.section + .section {
  margin-top: 48px;
}

.section h2 {
  margin-bottom: 21px;
  padding-bottom: 9px;
  color: var(--ink-strong);
  border-bottom: 1px solid var(--line);
  font-size: 1.38rem;
  line-height: 1.3;
  letter-spacing: -0.015em;
}

.section > p {
  margin-bottom: 1em;
  font-size: 1rem;
}

.section-heading {
  display: flex;
  margin-bottom: 2px;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}

.section-heading h2 {
  margin: 0;
  border: 0;
}

.section-heading > a {
  flex: 0 0 auto;
  font-size: 0.86rem;
}

.publication-list {
  margin-top: 14px;
}

.publication {
  display: grid;
  padding: 20px 0;
  grid-template-columns: 185px minmax(0, 1fr);
  gap: 23px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.publication-featured {
  margin: 14px 0 4px;
  padding: 20px;
  background: var(--featured);
  border: 1px solid #d7e3e8;
  border-left: 3px solid var(--link);
  border-radius: 3px;
}

.pub-thumb {
  width: 185px;
  aspect-ratio: 16 / 10;
  background: var(--soft);
  border: 1px solid var(--line);
  object-fit: contain;
}

.pub-content {
  min-width: 0;
}

.pub-content h3 {
  margin-bottom: 5px;
  color: var(--ink-strong);
  font-size: 1.01rem;
  line-height: 1.35;
}

.authors,
.venue,
.stat-date {
  margin-bottom: 4px;
  font-size: 0.88rem;
  line-height: 1.48;
}

.venue {
  color: var(--muted);
  font-style: italic;
}

.stat-date {
  margin-top: 6px;
  color: #7a848a;
  font-size: 0.74rem;
}

.pub-kicker {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 8px;
  align-items: center;
  gap: 6px 8px;
  font-size: 0.75rem;
  font-weight: 700;
}

.venue-tag,
.repo-stat {
  display: inline-flex;
  padding: 2px 8px;
  border: 1px solid;
  border-radius: 999px;
  line-height: 1.45;
}

.venue-tag {
  color: var(--oral);
  background: #fff6ef;
  border-color: #edcfbc;
}

.repo-stat {
  color: #456571;
  background: #f2f7f8;
  border-color: #d8e5e8;
}

.pub-links {
  display: flex;
  flex-wrap: wrap;
  margin-top: 10px;
  gap: 7px;
}

.pub-links a {
  display: inline-flex;
  padding: 3px 11px;
  color: #ffffff;
  background: #677078;
  border-radius: 3px;
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.45;
}

.pub-links a:hover {
  color: #ffffff;
  background: #50585f;
  text-decoration: none;
}

.contribution-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.82rem;
}

footer {
  margin-top: 42px;
  padding: 16px 0 20px;
  color: #899096;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
}

footer p {
  margin: 0;
}

@media (max-width: 1000px) {
  .layout {
    width: min(920px, calc(100% - 48px));
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 38px;
  }

  .publication {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 18px;
  }

  .pub-thumb {
    width: 160px;
  }
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 42px;
    padding-top: 32px;
  }

  .profile {
    position: static;
  }

  .profile-inner {
    display: grid;
    grid-template-columns: 145px minmax(0, 1fr);
    gap: 0 26px;
    align-items: start;
  }

  .avatar {
    width: 145px;
    height: 145px;
    grid-row: 1 / span 2;
    margin: 0;
  }

  .profile-summary,
  .contact-list {
    grid-column: 2;
  }

  .contact-list {
    margin-top: 5px;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15.5px;
  }

  .layout {
    width: calc(100% - 36px);
    padding-top: 24px;
    gap: 36px;
  }

  .profile-inner {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 0 17px;
  }

  .avatar {
    width: 104px;
    height: 104px;
    grid-row: 1;
  }

  .profile h1 {
    font-size: 1.42rem;
  }

  .name-cn {
    margin-bottom: 8px;
  }

  .role,
  .affiliation,
  .topics {
    font-size: 0.85rem;
  }

  .topics {
    margin-bottom: 13px;
  }

  .contact-list {
    grid-column: 1 / -1;
    margin-top: 17px;
  }

  .section-heading {
    display: block;
    padding-bottom: 10px;
  }

  .section-heading > a {
    display: inline-block;
    margin-top: 2px;
  }

  .publication,
  .publication-featured {
    grid-template-columns: 1fr;
    gap: 13px;
    align-items: start;
  }

  .publication-featured {
    padding: 15px;
  }

  .pub-thumb {
    width: min(270px, 100%);
  }
}

@media print {
  .skip-link {
    display: none;
  }

  .layout {
    display: block;
    width: auto;
    padding: 0;
  }

  .profile {
    position: static;
    margin-bottom: 30px;
  }

  .publication {
    break-inside: avoid;
  }

  footer {
    display: none;
  }
}