:root {
  --paper: #fbfbfa;
  --surface: #ffffff;
  --ink: #252a30;
  --ink-strong: #172331;
  --muted: #66717d;
  --faint: #89929b;
  --line: #dfe4e8;
  --line-soft: #edf0f2;
  --blue: #1e5a8a;
  --blue-dark: #17486f;
  --blue-soft: #eaf2f8;
  --self: #a43d29;
  --self-soft: #fff0eb;
  --serif: Georgia, "Noto Serif SC", "Songti SC", "SimSun", serif;
  --sans: Arial, "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  color: inherit;
  font: inherit;
}
img {
  max-width: 100%;
}
::selection {
  background: #d9e9f5;
  color: var(--ink-strong);
}
.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgba(214, 220, 225, 0.88);
  background: #fbfbfaf2;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.header-inner {
  display: flex;
  width: min(1140px, calc(100% - 40px));
  height: 58px;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
}
.site-title {
  color: var(--ink-strong);
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 25px;
}
.main-nav > a {
  position: relative;
  color: #4f5a65;
  font-size: 13px;
  line-height: 58px;
  transition: color 0.16s ease;
}
.main-nav > a:not(.language-switch):after {
  position: absolute;
  right: 0;
  bottom: 13px;
  left: 0;
  height: 2px;
  background: var(--blue);
  content: "";
  opacity: 0;
  transform: scaleX(0.5);
  transition:
    opacity 0.16s ease,
    transform 0.16s ease;
}
.main-nav > a:hover {
  color: var(--blue);
}
.main-nav > a:hover:after {
  opacity: 1;
  transform: scaleX(1);
}
.language-switch {
  display: inline-flex;
  height: 30px;
  padding: 0 11px;
  border: 1px solid #bfd0dd;
  border-radius: 3px;
  align-items: center;
  gap: 6px;
  color: var(--blue) !important;
  line-height: 28px !important;
  font-weight: 600;
}
.language-switch > svg {
  width: 15px;
  height: 15px;
  padding: 2px;
  border-radius: 50%;
  background: var(--blue-soft);
}
.menu-button {
  display: none;
  width: 36px;
  height: 36px;
  padding: 8px;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.menu-button span {
  display: block;
  width: 19px;
  height: 1.5px;
  margin: 4.5px 0;
  background: var(--ink-strong);
}
.page-shell {
  display: grid;
  width: min(1140px, calc(100% - 40px));
  margin: 34px auto 0;
  grid-template-columns: 236px minmax(0, 1fr);
  gap: 52px;
  align-items: start;
}
.profile-panel {
  position: sticky;
  top: 88px;
}
.portrait {
  display: block;
  width: 168px;
  height: 168px;
  border: 1px solid #d9dee2;
  border-radius: 50%;
  background: #eef1f4;
  object-fit: cover;
  object-position: 50% 25%;
}
.profile-intro h1 {
  margin: 17px 0 3px;
  color: var(--ink-strong);
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.25;
}
.position,
.place {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}
.place {
  margin-top: 2px;
  color: var(--faint);
}
.contact-list {
  display: flex;
  margin-top: 18px;
  flex-direction: column;
  gap: 8px;
}
.contact-list a,
.contact-list button,
.contact-location {
  display: flex;
  width: max-content;
  max-width: 100%;
  padding: 0;
  border: 0;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #495866;
  font-size: 12.5px;
  line-height: 1.45;
  cursor: pointer;
}
.contact-list a:hover,
.contact-list button:hover {
  color: var(--blue);
}
.contact-icon {
  display: block;
  width: 17px;
  height: 17px;
  flex: 0 0 18px;
  color: #4f565c;
}
.scholar-mark {
  color: var(--blue);
}
.scholar-card {
  display: block;
  width: 210px;
  margin-top: 21px;
  padding: 11px 12px 10px;
  border: 1px solid #cbd9e4;
  border-radius: 4px;
  background: #f7fbfe;
  transition:
    border-color 0.16s ease,
    background-color 0.16s ease;
}
.scholar-card:hover {
  border-color: #8fb1cb;
  background: #f2f8fc;
}
.scholar-card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 700;
}
.scholar-card-title > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.scholar-card-title svg {
  width: 17px;
  height: 17px;
  color: #4285f4;
}
.scholar-metrics {
  display: grid;
  margin-top: 9px;
  grid-template-columns: repeat(3, 1fr);
}
.scholar-metrics > div {
  display: flex;
  border-left: 1px solid #dbe6ee;
  flex-direction: column;
  align-items: center;
}
.scholar-metrics > div:first-child {
  border-left: 0;
}
.scholar-metrics strong {
  color: var(--ink-strong);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.2;
}
.scholar-metrics span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 9px;
}
.scholar-card small {
  display: block;
  margin-top: 8px;
  color: #8a959e;
  font-size: 9px;
  text-align: right;
}
.main-content {
  min-width: 0;
}
.content-section {
  padding: 31px 0 36px;
  border-bottom: 1px solid var(--line);
}
.about-section {
  padding-top: 0;
}
.section-heading {
  position: relative;
  margin: 0 0 20px;
  padding: 0 0 10px;
  border-bottom: 1px solid #a9bfd0;
  color: var(--ink-strong);
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 700;
  line-height: 1.35;
}
.section-heading:after {
  position: absolute;
  bottom: -1px;
  left: 0;
  display: block;
  width: 42px;
  height: 2px;
  background: var(--blue);
  content: "";
}
.intro-text {
  color: #303840;
  font-size: 14.5px;
  line-height: 1.9;
}
.intro-text p {
  margin: 0 0 12px;
}
.intro-text strong {
  color: var(--ink-strong);
}
.intro-text a,
.education-body a,
.output-block a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-color: #b3cada;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.intro-text a:hover,
.education-body a:hover,
.output-block a:hover {
  color: var(--blue-dark);
  text-decoration-color: var(--blue-dark);
}
.research-row {
  display: grid;
  margin-top: 20px;
  padding-top: 15px;
  border-top: 1px solid var(--line-soft);
  grid-template-columns: 70px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
}
.research-row > strong {
  padding-top: 3px;
  color: var(--ink-strong);
  font-size: 12px;
}
.research-row > div {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}
.research-row span {
  padding: 2px 8px;
  border: 1px solid #d7e1e8;
  border-radius: 2px;
  background: #f7fafc;
  color: #51616f;
  font-size: 11px;
}
.education-list {
  border-top: 1px solid var(--line);
}
.content-section.education-section {
  padding-bottom: 12px;
}
.education-item {
  display: grid;
  min-height: 88px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
  grid-template-columns: 48px 145px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
}
.education-item:last-child {
  border-bottom: 0;
}
.school-logo-link {
  display: grid;
  width: 45px;
  height: 45px;
  align-items: center;
  justify-items: center;
}
.school-logo-link img {
  display: block;
  width: 43px;
  height: 43px;
  object-fit: contain;
}
.education-time {
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.education-body h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 15px;
  line-height: 1.5;
}
.education-body h3 a {
  color: var(--ink-strong);
  text-decoration: none;
}
.education-body h3 a:hover {
  color: var(--blue);
}
.education-body p {
  margin: 2px 0 0;
  color: #46515b;
  font-size: 12.5px;
  line-height: 1.55;
}
.education-body .education-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  color: var(--muted);
  font-size: 11.5px;
}
.heading-with-tools {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.heading-with-tools .section-heading {
  flex: 1;
}
.paper-filter {
  display: flex;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
}
.paper-filter button {
  padding: 3px 11px;
  border: 0;
  border-radius: 2px;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  cursor: pointer;
}
.paper-filter button:hover {
  color: var(--blue);
}
.paper-filter button.is-active {
  background: var(--blue);
  color: #fff;
}
.publication-legend {
  margin: -7px 0 22px;
  color: var(--faint);
  font-size: 11px;
}
.publication-legend span {
  padding: 1px 5px;
  border-radius: 2px;
  background: var(--self-soft);
  color: var(--self);
  font-weight: 700;
}
.publication-group {
  margin-top: 27px;
}
.publication-group:first-of-type {
  margin-top: 0;
}
.publication-group-title {
  display: flex;
  margin: 0;
  padding: 0 0 8px;
  border-bottom: 1px solid #cbd4da;
  align-items: center;
  gap: 8px;
  color: #34424f;
  font-size: 14px;
  font-weight: 700;
}
.publication-group-title span {
  display: inline-grid;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: var(--blue-soft);
  color: var(--blue);
  place-items: center;
  font-size: 9px;
}
.publication-list {
  counter-reset: papers;
}
.publication-item {
  position: relative;
  display: grid;
  padding: 16px 0 17px 32px;
  border-bottom: 1px solid var(--line-soft);
  counter-increment: papers;
}
.publication-item:before {
  position: absolute;
  top: 17px;
  left: 1px;
  color: #929ba3;
  content: counter(papers) ".";
  font-family: var(--serif);
  font-size: 12px;
}
.publication-item.with-image {
  grid-template-columns: 122px minmax(0, 1fr);
  gap: 18px;
}
.publication-image {
  width: 122px;
  height: 78px;
  margin-top: 2px;
  border: 1px solid #dfe4e7;
  border-radius: 2px;
  background: #fff;
  object-fit: cover;
}
.publication-meta {
  display: flex;
  margin-bottom: 3px;
  align-items: center;
  gap: 8px;
  color: var(--faint);
  font-size: 10px;
  line-height: 1.4;
}
.venue-badge {
  padding: 1px 6px;
  border-radius: 2px;
  background: var(--blue-soft);
  color: var(--blue-dark);
  font-weight: 700;
}
.publication-item h4 {
  margin: 0;
  color: var(--ink-strong);
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.48;
}
.publication-authors {
  margin: 5px 0 0;
  color: #58636d;
  font-size: 12px;
  line-height: 1.55;
}
.author-self {
  padding: 1px 4px;
  border-radius: 2px;
  background: var(--self-soft);
  color: var(--self);
  font-weight: 700;
}
.publication-venue {
  margin: 2px 0 0;
  color: #7b858e;
  font-family: var(--serif);
  font-size: 11.5px;
  font-style: italic;
  line-height: 1.5;
}
.publication-links {
  display: flex;
  margin-top: 8px;
  gap: 7px;
}
.publication-links a {
  display: inline-flex;
  padding: 2px 8px;
  border: 1px solid #b9cbd9;
  border-radius: 2px;
  align-items: center;
  gap: 4px;
  color: var(--blue-dark);
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1.4;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease;
}
.publication-links a:hover {
  border-color: var(--blue);
  background: var(--blue-soft);
}
.output-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.output-block {
  min-width: 0;
}
.output-block h3 {
  margin: 0;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--blue);
  color: var(--ink-strong);
  font-size: 14px;
}
.output-block ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
.output-block li {
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}
.output-block li > strong,
.output-block li > span,
.output-block li > a {
  display: block;
}
.output-block li > strong {
  color: #35404a;
  font-size: 11.5px;
  line-height: 1.55;
}
.output-block li > span {
  margin-top: 4px;
  color: var(--faint);
  font-size: 10px;
  line-height: 1.5;
}
.output-block li > span b {
  color: var(--self);
}
.output-block li > a {
  width: max-content;
  margin-top: 5px;
  font-size: 10px;
}
.simple-list {
  border-top: 1px solid var(--line);
}
.simple-list > div {
  display: grid;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
  grid-template-columns: 54px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 15px;
}
.simple-list time {
  color: var(--blue);
  font-family: var(--serif);
  font-size: 12px;
  font-weight: 700;
}
.simple-list p {
  margin: 0;
  font-size: 12.5px;
}
.simple-list strong {
  color: var(--self);
  font-size: 10.5px;
}
.experience-list {
  border-top: 1px solid var(--line);
}
.experience-list article {
  display: grid;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
  grid-template-columns: 155px minmax(0, 1fr);
  gap: 18px;
}
.experience-list time {
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.experience-list h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 13.5px;
}
.experience-list p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 11.5px;
}
.visitor-section {
  border-bottom: 0;
}
.visitor-dashboard {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(210px, 0.7fr);
  gap: 26px;
  align-items: stretch;
}
.visitor-map-panel {
  min-width: 0;
  padding: 15px 17px 8px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #f8fafb;
}
.world-map {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
}
.country-shape {
  fill: #d9e0e5;
  stroke: #f8fafb;
  stroke-width: 0.65;
  vector-effect: non-scaling-stroke;
  transition:
    fill 0.18s ease,
    opacity 0.18s ease;
}
.country-shape.has-visits {
  fill: var(--blue);
}
.country-shape:hover {
  fill: #5d86a6;
}
.map-credit {
  margin: 3px 0 0;
  color: #a0a8ae;
  font-size: 8.5px;
  text-align: right;
}
.visitor-summary {
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--surface);
}
.visitor-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.visitor-metrics > div {
  display: flex;
  min-width: 0;
  padding: 4px 7px;
  border-left: 1px solid var(--line-soft);
  flex-direction: column;
  align-items: center;
}
.visitor-metrics > div:first-child {
  border-left: 0;
}
.visitor-metrics strong {
  color: var(--ink-strong);
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.2;
}
.visitor-metrics span {
  margin-top: 3px;
  color: var(--faint);
  font-size: 8.5px;
  white-space: nowrap;
}
.visitor-summary h3 {
  margin: 17px 0 6px;
  padding-top: 11px;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-strong);
  font-size: 12px;
}
.recent-visitors {
  margin: 0;
  padding: 0;
  list-style: none;
}
.recent-visitors li {
  display: flex;
  padding: 5px 0;
  border-bottom: 1px dotted #e0e5e8;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 9.5px;
}
.visitor-id {
  color: var(--blue-dark);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}
.visitor-empty {
  margin: 8px 0;
  color: var(--faint);
  font-size: 10px;
}
.privacy-note {
  margin: 12px 0 0;
  color: #929ba2;
  font-size: 8.5px;
  line-height: 1.55;
}
.site-footer {
  display: flex;
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
  padding: 22px 0 34px 288px;
  justify-content: space-between;
  color: var(--faint);
  font-size: 10.5px;
}
.site-footer p {
  margin: 0;
}
@media (max-width: 900px) {
  .main-nav {
    gap: 16px;
  }
  .page-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 36px;
  }
  .portrait {
    width: 150px;
    height: 150px;
  }
  .visitor-dashboard {
    grid-template-columns: 1fr;
  }
  .scholar-card {
    width: 198px;
  }
  .education-item {
    grid-template-columns: 45px 125px minmax(0, 1fr);
    gap: 12px;
  }
  .output-columns {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .site-footer {
    padding-left: 236px;
  }
}
@media (max-width: 720px) {
  html {
    scroll-padding-top: 68px;
  }
  .header-inner,
  .page-shell,
  .site-footer {
    width: min(100% - 30px, 660px);
  }
  .menu-button {
    display: block;
  }
  .main-nav {
    position: absolute;
    top: 58px;
    right: 0;
    left: 0;
    display: none;
    padding: 10px 15px 15px;
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
    justify-content: center;
    gap: 2px 22px;
    background: var(--surface);
    box-shadow: 0 8px 20px #1b2e3d14;
  }
  .main-nav.is-open {
    display: flex;
  }
  .main-nav > a {
    line-height: 38px;
  }
  .main-nav > a:not(.language-switch):after {
    bottom: 3px;
  }
  .language-switch {
    margin-top: 4px;
  }
  .page-shell {
    margin-top: 24px;
    grid-template-columns: 1fr;
    gap: 27px;
  }
  .profile-panel {
    position: static;
    display: grid;
    grid-template-columns: 105px minmax(0, 1fr);
    column-gap: 17px;
  }
  .portrait {
    grid-row: 1 / span 2;
    width: 105px;
    height: 105px;
  }
  .profile-intro h1 {
    margin-top: 2px;
    font-size: 25px;
  }
  .contact-list {
    grid-column: 1 / -1;
    flex-flow: row wrap;
    gap: 9px 17px;
  }
  .scholar-card {
    width: 100%;
    grid-column: 1 / -1;
  }
  .content-section {
    padding: 27px 0 31px;
  }
  .about-section {
    padding-top: 0;
  }
  .education-item {
    grid-template-columns: 44px minmax(0, 1fr);
    align-items: start;
  }
  .education-time {
    grid-column: 2;
    grid-row: 1;
    margin-bottom: -7px;
  }
  .school-logo-link {
    grid-column: 1;
    grid-row: 1 / span 2;
    margin-top: 3px;
  }
  .education-body {
    grid-column: 2;
  }
  .site-footer {
    padding-left: 0;
  }
}
@media (max-width: 500px) {
  body {
    font-size: 14px;
  }
  .section-heading {
    font-size: 21px;
  }
  .research-row {
    grid-template-columns: 1fr;
    gap: 7px;
  }
  .heading-with-tools {
    flex-direction: column;
    gap: 0;
  }
  .paper-filter {
    margin: -8px 0 20px;
  }
  .publication-legend {
    margin-top: -8px;
  }
  .publication-item.with-image {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 12px;
  }
  .publication-image {
    width: 92px;
    height: 66px;
  }
  .publication-item h4 {
    font-size: 14px;
  }
  .simple-list > div {
    grid-template-columns: 43px minmax(0, 1fr);
    gap: 10px;
  }
  .simple-list strong {
    grid-column: 2;
  }
  .experience-list article {
    grid-template-columns: 1fr;
    gap: 2px;
  }
  .site-footer {
    flex-direction: column;
    gap: 3px;
  }
}
@media (max-width: 390px) {
  .profile-panel {
    grid-template-columns: 92px minmax(0, 1fr);
  }
  .portrait {
    width: 92px;
    height: 92px;
  }
  .position {
    font-size: 12px;
  }
  .publication-item.with-image {
    grid-template-columns: 1fr;
  }
  .publication-image {
    width: 118px;
    height: 75px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
  }
}