/* Content migrated from the Pageclaw page; layout and palette from Luka. */
html { scroll-padding-top: 84px; }
body { min-width: 320px; }
button { font: inherit; }
a:focus-visible, button:focus-visible, [tabindex="0"]:focus-visible {
  outline: 2px solid var(--luka-accent); outline-offset: 4px;
}
.skip-link { position: fixed; top: 8px; left: 16px; z-index: 1100; padding: 8px 16px; background: var(--luka-social-bg); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
body.theme-luka .nav-container { justify-content: flex-end; gap: 20px; }
.nav-links { display: flex; gap: 24px; padding: 0; margin: 0; list-style: none; }
body.theme-luka .nav-links a { color: var(--luka-secondary); font-size: 13px; font-weight: 500; }
body.theme-luka .nav-links a:hover, body.theme-luka .nav-links a.active { color: var(--luka-accent); }
.profile-title, .profile-location { display: flex; justify-content: center; align-items: center; gap: 6px; }
.profile-title a { display: inline-flex; }
.profile-affiliation { margin: 12px 0; color: var(--luka-secondary); font-size: 13px; line-height: 1.8; }
.profile-affiliation a { font-weight: 500; }
.profile-epfl-logo { display: block; width: 54px; height: auto; }
.profile-location { margin: 12px 0 24px; font-size: 13px; color: var(--luka-secondary); }
.location-icon { width: 16px; height: 18px; }
.swiss-flag { width: 17px; height: 17px; margin-left: 2px; }
.social-link svg { width: 19px; height: 19px; }
body.theme-luka .social-icons { gap: 10px; }
body.theme-luka .content { width: calc(100% - 320px); }
.page-section { scroll-margin-top: 0; }
.page-section > p { margin: 0 0 14px; font-size: 15px; }
.callout { margin: 0 0 20px; padding: 16px 18px; border: 1px dashed var(--luka-border); border-left: 3px solid var(--luka-accent); border-radius: 8px; font-size: 14px; line-height: 1.7; }
.expertise-list { display: flex; flex-wrap: wrap; list-style: none; gap: 8px; padding: 0; margin: 20px 0 0; }
.expertise-list li { border: 1px solid var(--luka-border); border-radius: 8px; padding: 5px 10px; background: var(--luka-social-bg); font-size: 12px; }
.timeline { list-style: none; padding: 0; margin: 0; }
body.theme-luka .timeline-item { padding-bottom: 16px; }
body.theme-luka .timeline-item::after { top: 6px; }
.tl-badge { display: none; }
.tl-content { font-size: 14px; }
.tl-date { display: inline-block; color: var(--luka-accent); font-size: 12px; font-weight: 600; margin-right: 8px; }
.pub-list { list-style: none; margin: 0; padding: 0; }
.pub-item[hidden] { display: none; }
.publication-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 18px; }
.publication-filters button { cursor: pointer; color: var(--luka-text); background: var(--luka-social-bg); border: 1px solid var(--luka-border); border-radius: 8px; padding: 6px 10px; font-size: 12px; }
.publication-filters button:hover { border-color: var(--luka-accent); }
.publication-filters button[aria-pressed="true"] { background: var(--luka-accent); border-color: var(--luka-accent); color: var(--luka-bg); }
.corresponding-note { margin: -2px 0 8px; color: var(--luka-secondary); font-size: 11px; }
.pub-item { display: grid; grid-template-columns: 210px minmax(0,1fr); align-items: start; gap: 20px; border-left: 3px solid var(--luka-accent); padding: 16px 0 16px 16px; margin-bottom: 20px; }
.pub-preview { display: block; width: 100%; height: auto; border: 0; border-radius: 5px; background: transparent; }
.pub-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 10px; }
.pub-links a { padding: 3px 12px; border: 1px solid var(--luka-accent); border-radius: 5px; font-size: 12px; font-weight: 500; }
body.theme-luka .pub-links a:hover { color: var(--luka-bg); background: var(--luka-accent); }
.pub-title { font-size: 15px; line-height: 1.5; font-weight: 600; margin-bottom: 6px; }
.pub-authors { color: var(--luka-secondary); font-size: 13px; line-height: 1.6; margin-bottom: 6px; }
.pub-meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 12px; color: var(--luka-accent); }
.pub-venue { font-weight: 600; }
.pub-badge { border-radius: 4px; padding: 1px 6px; background: var(--luka-border); font-size: 11px; }
.pub-summary { color: var(--luka-secondary); font-size: 13px; line-height: 1.65; margin: 10px 0 0; }
.info-detail { color: var(--luka-secondary); font-size: 12px !important; }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.subsection-heading { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; margin: 0 0 12px; }
.plain-list { padding-left: 18px; margin: 0; font-size: 14px; }
.plain-list li { margin-bottom: 10px; }
.plain-list li::marker { color: var(--luka-accent); }
.education-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.education-card { text-align: center; font-size: 12px; }
.education-logo { height: 100px; padding: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.education-logo img { max-width: 100%; max-height: 76px; width: auto; height: auto; object-fit: contain; }
.kth-logo img { filter: brightness(0) saturate(100%) invert(20%) sepia(83%) saturate(1533%) hue-rotate(185deg) brightness(91%) contrast(104%); }
.education-card h3 { min-height: 3em; margin: 0; font-size: 13px; line-height: 1.5; }
[data-theme="dark"] .sjtu-logo, [data-theme="dark"] .kth-logo { background: radial-gradient(circle 43px at center, #faf9f7 98%, transparent 100%); }
.education-card p { margin: 8px 0; }
.education-degree { color: var(--luka-accent); font-weight: 600; }
.education-advisor { margin-top: 12px !important; }
@media (max-width: 1080px) {
  body.theme-luka .content { width: 100%; max-width: 800px; margin-inline: auto; }
  body.theme-luka .sidebar { padding-top: 100px; }
}
@media (max-width: 640px) {
  body.theme-luka .nav-container { padding: 0 12px; gap: 8px; }
  .nav-links { flex: 1; justify-content: space-between; gap: 8px; }
  body.theme-luka .nav-links a { font-size: 11px; }
  body.theme-luka .theme-toggle { width: 32px; flex-shrink: 0; }
  .pub-item { grid-template-columns: 1fr; gap: 16px; padding-left: 12px; }
  .pub-visual { width: min(100%,340px); margin-inline: auto; }
  .two-column { grid-template-columns: 1fr; gap: 20px; }
  .education-grid { grid-template-columns: repeat(3,minmax(180px,1fr)); overflow-x: auto; padding-bottom: 14px; scroll-snap-type: x proximity; }
  .education-card { scroll-snap-align: start; }
  .education-card h3 { min-height: 4.5em; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}