:root {
  --bg: #fff7ec;
  --bg-glow-a: rgba(255, 255, 255, 0.78);
  --bg-glow-b: rgba(255, 173, 86, 0.22);
  --surface: #fffdf9;
  --surface-soft: #fff7ee;
  --ink: #1f2937;
  --muted: #616b79;
  --line: #efdfcc;
  --shadow: 0 8px 24px rgba(56, 41, 21, 0.07);
  --nav: #2d343f;
  --nav-ink: #f2f6fb;
  --link: #d97706;
  --link-hover: #b45309;
}

html[data-theme="dark"] {
  --bg: #121419;
  --bg-glow-a: rgba(150, 166, 236, 0.14);
  --bg-glow-b: rgba(255, 176, 120, 0.1);
  --surface: #1c2027;
  --surface-soft: #252a33;
  --ink: #edf2fa;
  --muted: #b2b9c7;
  --line: #3a404d;
  --shadow: 0 10px 28px rgba(0, 0, 0, 0.48);
  --nav: #11151c;
  --nav-ink: #edf2fa;
  --link: #9baee8;
  --link-hover: #becbf0;
}

html[data-theme="dark"] .profile-icon-link:hover,
html[data-theme="dark"] .profile-icon-link:focus-visible {
  background: #313744;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body.site-body {
  margin: 0;
  font-family: "Lato", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 9% 8%, var(--bg-glow-a), transparent 36%),
    radial-gradient(circle at 92% 2%, var(--bg-glow-b), transparent 34%),
    var(--bg);
  line-height: 1.6;
  padding-top: 4.4rem;
}

a {
  color: var(--link);
}

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

.site-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  min-height: 4.25rem;
  background: var(--nav);
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.2);
}

.site-navbar .container {
  max-width: 1180px !important;
  display: flex;
  align-items: center;
  width: 100%;
}

.site-brand {
  font-weight: 800;
  color: var(--nav-ink) !important;
  letter-spacing: 0.01em;
  font-size: 1.64rem !important;
}

.navbar-menu {
  flex-grow: 1;
}

.navbar-end {
  margin-left: auto;
  align-items: center;
  gap: 0.2rem;
}

.navbar-item {
  color: var(--nav-ink);
  border-radius: 8px;
  font-size: 1.02rem;
  font-weight: 700;
  padding: 0.44rem 0.62rem;
}

.navbar-item:hover,
.navbar-item:focus-visible {
  background: rgba(255, 255, 255, 0.12) !important;
  color: #ffffff;
}

.navbar-burger {
  color: var(--nav-ink);
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 9px;
}

.navbar-burger span {
  background-color: var(--nav-ink);
  width: 1.18rem;
  height: 2px;
  left: calc(50% - 0.59rem);
}

.navbar-burger span:nth-child(1) {
  top: calc(50% - 6px);
}

.navbar-burger span:nth-child(2) {
  top: calc(50% - 1px);
}

.navbar-burger span:nth-child(3) {
  top: calc(50% + 4px);
}

.navbar-burger-wrap {
  display: none;
  flex: 0 0 auto;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.05rem;
  min-width: 2.05rem;
  height: 2.05rem;
  padding: 0 !important;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.14);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  background: rgba(255, 255, 255, 0.24) !important;
}

.theme-toggle-icon {
  position: relative;
  width: 1rem;
  height: 1rem;
}

.theme-icon {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.theme-icon-sun {
  opacity: 1;
  transform: scale(1);
}

.theme-icon-moon {
  opacity: 0;
  transform: scale(0.72);
}

html[data-theme="dark"] .theme-icon-sun {
  opacity: 0;
  transform: scale(0.72);
}

html[data-theme="dark"] .theme-icon-moon {
  opacity: 1;
  transform: scale(1);
}

.main-shell {
  padding: 0.95rem 0 1rem;
}

.main-shell > .container {
  max-width: 1180px !important;
}

.page-grid {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 1.1rem;
  align-items: start;
}

.profile-column {
  position: sticky;
  top: 5.2rem;
}

.card-shell {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.profile-card {
  padding: 1.2rem;
  text-align: center;
}

.profile-photo-wrap {
  margin-bottom: 0.8rem;
}

.profile-photo,
.profile-avatar {
  width: 106px;
  height: 106px;
  border-radius: 50%;
  margin: 0 auto;
}

.profile-photo {
  object-fit: cover;
  border: 2px solid var(--line);
}

.profile-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, #f59e0b, #f97316);
  color: #f8fbff;
  font-size: 1.45rem;
  font-weight: 800;
}

.profile-name {
  margin: 0;
  font-family: "Merriweather", Georgia, serif;
  font-size: 1.62rem;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

.profile-role {
  margin: 0.38rem 0 0 0;
  font-weight: 700;
  color: var(--muted);
  font-size: 0.95rem;
}

.profile-affiliation {
  margin: 0.15rem 0 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 800;
}

.school-badge {
  width: 3.5rem;
  height: 3.5rem;
  object-fit: contain;
  flex-shrink: 0;
}

.education-school-row {
  display: flex;
  align-items: center;
  width: 100%;
  gap: 0.5rem;
}

.education-school-row .school-badge {
  margin-left: auto;
  margin-right: 1.0rem;
}

.profile-links {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 0.45rem;
}

.profile-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.05rem;
  height: 2.05rem;
  border: 1px solid var(--line);
  border-radius: 9999px;
  background: var(--surface-soft);
  color: var(--link);
  font-size: 1.16rem;
  line-height: 1;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.profile-icon-link .ai {
  font-size: 1.24rem;
}

.profile-icon-link:hover,
.profile-icon-link:focus-visible {
  text-decoration: none;
  background: #fff3e0;
  box-shadow: 0 3px 10px rgba(180, 83, 9, 0.16);
  transform: translateY(-1px);
}

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

.section-card {
  padding: 1rem 1.08rem;
}

.section-card + .section-card {
  margin-top: 0.72rem;
}

.section-heading {
  margin: 0 0 0.68rem 0;
  font-family: "Merriweather", Georgia, serif;
  font-size: 1.5rem;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.bio-text {
  margin: 0;
}

.bio-name-link {
  font-weight: 600;
}

.interest-list {
  margin: 0;
  padding-left: 1rem;
  list-style: disc;
  display: block;
}

.interest-item {
  display: list-item;
  color: var(--ink);
  font-size: 0.9rem;
}

.interest-item + .interest-item {
  margin-top: 0.24rem;
}

.news-list,
.service-list,
.misc-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-item {
  display: grid;
  grid-template-columns: 95px 1fr;
  gap: 0.72rem;
  padding: 0.52rem 0;
  border-top: 1px solid var(--line);
}

.news-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.news-date {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.news-body {
  min-width: 0;
  font-size: 0.95rem;
}

.publication-list {
  display: grid;
  gap: 0.72rem;
}

.publication-item {
  padding-top: 0.72rem;
  border-top: 1px solid var(--line);
}

.publication-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.publication-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.38;
}

.publication-authors {
  margin: 0.28rem 0 0 0;
  color: var(--muted);
  font-size: 0.91rem;
}

.author-highlight {
  font-weight: 800;
  color: #b45309;
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 0;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-color: #fdba74;
  text-underline-offset: 0.14em;
}

.publication-meta {
  margin: 0.16rem 0 0 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.publication-meta span:first-child {
  font-family: "Merriweather", Georgia, serif;
  font-style: italic;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.publication-year {
  font-size: 0.92rem;
  padding: 0.05rem 0.36rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
}

.pub-links {
  margin-top: 0.38rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.pub-link-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface-soft);
  color: var(--link);
  font-size: 0.94rem;
  transition: transform 0.14s ease, box-shadow 0.14s ease, filter 0.14s ease;
}

.pub-link-icon .ai {
  font-size: 1.02rem;
}

.pub-link-paper {
  background: #fee4e2;
  border-color: #fecdca;
  color: #b42318;
}

.pub-link-code {
  background: #eaecf0;
  border-color: #d0d5dd;
  color: #344054;
}

.pub-link-project {
  background: #d1fadf;
  border-color: #a6f4c5;
  color: #067647;
}

.pub-link-demo {
  background: #fff1dd;
  border-color: #fed7aa;
  color: #b45309;
}

.pub-link-icon:hover,
.pub-link-icon:focus-visible {
  text-decoration: none;
  filter: brightness(0.97) saturate(1.05);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.14);
  transform: translateY(-1px);
}

html[data-theme="dark"] .pub-link-icon:hover,
html[data-theme="dark"] .pub-link-icon:focus-visible {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

html[data-theme="dark"] .pub-link-paper {
  background: #4a2327;
  border-color: #6b2f35;
  color: #ffc7c2;
}

html[data-theme="dark"] .pub-link-code {
  background: #25303e;
  border-color: #39485a;
  color: #d9e1ec;
}

html[data-theme="dark"] .pub-link-project {
  background: #1f3e33;
  border-color: #2f5848;
  color: #b2f2cf;
}

html[data-theme="dark"] .pub-link-demo {
  background: #223849;
  border-color: #33526a;
  color: #cbe8ff;
}

html[data-theme="dark"] .author-highlight {
  color: #c8d8ff;
  text-decoration-color: #8ba9ff;
}

.github-stars-badge-link {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}

.github-stars-badge {
  display: block;
  height: 20px;
  width: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.68rem;
}

.project-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 0.72rem;
}

.project-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.35;
}

.project-title-link {
  color: var(--ink);
  text-decoration: none;
}

.project-title-link:hover,
.project-title-link:focus-visible {
  color: var(--link);
  text-decoration: underline;
}

.project-text {
  margin: 0.3rem 0 0.4rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.project-stars-badge {
  margin-left: 0.4rem;
  vertical-align: middle;
}

.service-item {
  padding: 0.46rem 0;
  border-top: 1px solid var(--line);
}

.service-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.service-role {
  margin: 0;
  font-size: 0.94rem;
  font-weight: 800;
}

.service-details {
  margin: 0.08rem 0 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.service-period {
  margin: 0.08rem 0 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.misc-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  padding: 0;
  list-style: none;
}

.misc-item {
  display: inline-flex;
  align-items: center;
  gap: 0.34rem;
  padding: 0.24rem 0.56rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--ink);
  font-size: 0.9rem;
}

.misc-icon {
  color: var(--link);
  font-size: 0.86rem;
}

.misc-emoji {
  font-size: 0.92rem;
  line-height: 1;
}

.site-footer {
  padding: 1.4rem 0 1.8rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.site-footer .container {
  max-width: 1180px !important;
}

.site-footer p {
  margin: 0;
}

.footer-reference {
  color: var(--muted);
  line-height: 1.5;
}

.footer-reference a {
  color: var(--muted);
}

.footer-reference a:hover {
  color: var(--link);
}

.footer-license {
  margin-top: 0.18rem !important;
  color: var(--muted);
}

.footer-license a {
  color: var(--muted);
}

.footer-license a:hover {
  color: var(--link);
}

[id] {
  scroll-margin-top: 84px;
}

@media (max-width: 1180px) {
  .site-navbar .container,
  .main-shell > .container,
  .site-footer .container {
    max-width: 1040px !important;
  }

  .page-grid {
    grid-template-columns: 280px minmax(0, 1fr);
  }
}

@media (max-width: 1200px) {
  .site-navbar .container {
    flex-wrap: wrap;
  }

  .navbar-brand {
    display: flex;
    align-items: center;
    width: 100%;
  }

  .navbar-burger-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    width: 2.95rem;
    height: 2.45rem;
    padding: 0.08rem;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  }

  .navbar-burger-wrap:hover,
  .navbar-burger-wrap:focus-within {
    background: rgba(255, 255, 255, 0.2);
  }

  .navbar-burger {
    display: flex;
    margin-left: 0;
    width: 100%;
    height: 100%;
  }

  .site-brand {
    font-size: 1.02rem !important;
  }

  .navbar-menu {
    display: none;
    width: 100%;
    flex-basis: 100%;
    padding: 0.28rem 0 0.44rem;
    background: var(--nav);
    box-shadow: none;
  }

  .navbar-menu.is-active {
    display: flex;
    justify-content: flex-end;
  }

  .navbar-end {
    margin-left: 0;
    align-items: stretch;
    flex-direction: column;
    gap: 0.2rem;
    width: min(240px, 100%);
  }

  .navbar-item {
    justify-content: center;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.08);
  }

  .theme-toggle {
    width: 100%;
    min-width: 0;
  }
}

@media (max-width: 1023px) {
  body.site-body {
    padding-top: 3.9rem;
  }

  .site-navbar {
    min-height: 3.9rem;
  }

  .site-navbar .container,
  .main-shell > .container,
  .site-footer .container {
    max-width: 95vw !important;
  }

  .page-grid {
    grid-template-columns: 1fr;
    gap: 0.72rem;
  }

  .profile-column {
    position: static;
  }

  .profile-card {
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .section-card {
    padding: 0.82rem 0.88rem;
  }

  .section-heading {
    font-size: 1.3rem;
  }

  .profile-name {
    font-size: 1.46rem;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .news-date {
    font-size: 0.86rem;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }
}