:root {
  color-scheme: light;
  --page: #fbfaf8;
  --ink: #242721;
  --body: #494d47;
  --muted: #6d7069;
  --accent: #a94a20;
  --accent-soft: #f4e9e0;
  --line: #e5e3dc;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  margin: 0;
  background: var(--page);
  color: var(--body);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: var(--accent); text-decoration: none; text-underline-offset: 4px; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
  border-radius: 2px;
}
::selection { background: #edcfb9; color: var(--ink); }
.page-width { width: min(944px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: fixed; top: -70px; left: 20px; z-index: 10; padding: 8px 18px; background: white; }
.skip-link:focus { top: 8px; }
.site-header { border-bottom: 1px solid var(--line); background: var(--page); }
.navigation { min-height: 52px; display: flex; justify-content: flex-end; align-items: center; gap: 30px; }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--muted); font-size: 15px; padding: 10px 0; }
.nav-links a:hover, .nav-links a[aria-current] { color: var(--accent); }
.about-section { padding-top: 48px; }
.profile-header { display: grid; grid-template-columns: 198px 1fr; gap: 36px; align-items: center; }
.portrait-frame { width: 198px; height: 198px; overflow: hidden; border-radius: 50%; background: #ddd6ca; }
.portrait { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 50% 0%; transform: scale(1.10); transform-origin: 50% 35%; }
h1 { margin: 0 0 13px; color: var(--ink); font-size: clamp(38px, 4.7vw, 48px); font-weight: 450; line-height: 1.15; letter-spacing: -1.8px; }
.position { margin: 0; color: var(--ink); font-size: 15px; }
.affiliation { margin: 2px 0 0; font-size: 15px; color: var(--muted); }
.social-links { display: flex; flex-wrap: wrap; column-gap: 22px; row-gap: 5px; margin-top: 19px; }
.social-links a { color: var(--body); font-size: 13px; font-weight: 500; padding: 3px 0; }
.social-links a:hover { color: var(--accent); }
.social-links span { color: var(--accent); margin-left: 3px; font-size: 12px; }
.biography { margin-top: 24px; max-width: 920px; }
.biography p { margin: 0 0 15px; line-height: 1.85; }
.biography strong { color: var(--ink); font-weight: 550; }
.publications-section { margin-top: 26px; }
.section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
h2 { margin: 0; color: var(--ink); font-size: 29px; font-weight: 450; letter-spacing: -.65px; line-height: 1.3; }
.publication-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: 17px; margin-bottom: 6px; }
.filters { display: flex; flex-wrap: wrap; gap: 4px; }
.filters button { cursor: pointer; padding: 6px 14px; border: 1px solid transparent; border-radius: 4px; color: var(--body); background: transparent; font-size: 13px; line-height: 1.5; }
.filters button:hover { color: var(--accent); background: #f5f0e9; }
.filters button[aria-pressed="true"] { color: var(--accent); background: #f6e5d9; font-weight: 600; }
.publication { display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 27px; padding: 13px 0 14px; border-bottom: 1px solid var(--line); }
.publication-meta { display: flex; flex-direction: column; align-items: flex-start; gap: 7px; padding-top: 3px; }
.venue { display: inline-block; max-width: 100%; color: var(--accent); background: #f6e5d9; border-radius: 3px; padding: 5px 10px; font-size: 11px; font-weight: 650; letter-spacing: .35px; line-height: 1.45; }
.paper-year { font-size: 12px; color: var(--muted); padding-left: 2px; font-variant-numeric: tabular-nums; }
.publication h3 { margin: 0 0 5px; color: var(--ink); font-size: 17px; line-height: 1.5; font-weight: 600; letter-spacing: -.15px; text-wrap: pretty; }
.authors, .citation { margin: 0; font-size: 13px; line-height: 1.8; }
.authors { color: var(--body); }
.self-author { text-decoration: underline; text-decoration-color: #a7aaa0; text-underline-offset: 3px; }
.citation { color: var(--muted); font-style: italic; }
.award { margin: 3px 0 0; color: var(--accent); font-size: 12px; font-weight: 550; }
.paper-actions { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 6px; }
.paper-link { display: inline-flex; align-items: center; gap: 6px; border: 1px solid #dcd9d0; border-radius: 3px; color: #595d54; background: transparent; padding: 2px 7px; min-height: 24px; font-size: 10.5px; line-height: 1.5; cursor: pointer; }
.paper-link span { color: #898b81; font-size: 10px; }
.paper-link:hover, .paper-link[aria-expanded="true"] { color: var(--accent); border-color: #bd7d5d; background: #f8f1ea; text-decoration: none; }
.paper-detail { margin-top: 16px; padding: 2px 0 2px 18px; border-left: 2px solid #c88965; font-size: 13px; line-height: 1.9; }
.paper-detail p { margin: 0; overflow-wrap: anywhere; }
.show-all { display: block; cursor: pointer; margin: 12px 0 0 159px; padding: 8px 0; min-height: 44px; border: 0; background: transparent; color: var(--accent); font-size: 14px; font-weight: 500; }
.show-all span { margin-left: 12px; }
.show-all:hover { text-decoration: underline; text-underline-offset: 4px; }
.education-section { margin-top: 22px; }
.education-section .section-heading { padding-bottom: 10px; }
.education-list { padding-top: 0; }
.education-item { position: relative; padding: 9px 0; }
.education-item + .education-item { border-top: 1px solid var(--line); }
.education-years { position: absolute; top: 11px; right: 0; margin: 0; color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.education-item h3 { margin: 0 0 2px; padding-right: 128px; font-size: 17px; color: var(--ink); line-height: 1.4; font-weight: 600; }
.degree { margin: 0; color: var(--body); font-size: 15px; line-height: 1.5; }
.advisor, .thesis { margin: 2px 0 0; font-size: 14px; color: var(--body); line-height: 1.5; }
.thesis a { color: var(--body); }
.thesis a:hover { color: var(--accent); }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 30px; padding-top: 22px; padding-bottom: 35px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.site-footer p { margin: 0; }
.site-footer a { color: var(--muted); }
.site-footer span { margin-left: 7px; }

@media (max-width: 700px) {
  .page-width { width: calc(100% - 40px); }
  .navigation { min-height: 52px; gap: 16px; }
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 12px; }
  .about-section { padding-top: 36px; }
  .profile-header { grid-template-columns: 136px 1fr; gap: 26px; }
  .portrait-frame { width: 136px; height: 136px; }
  h1 { font-size: 36px; margin-bottom: 11px; }
  .position, .affiliation { font-size: 13px; }
  .social-links { column-gap: 15px; margin-top: 13px; }
  .social-links a { font-size: 12px; }
  .biography { margin-top: 22px; }
  .biography p { font-size: 15px; }
  .publication { grid-template-columns: 100px minmax(0, 1fr); gap: 18px; }
  .show-all { margin-left: 118px; }
  .publication h3 { font-size: 16px; }
  .education-item h3 { font-size: 16px; }
}

@media (max-width: 480px) {
  .profile-header { grid-template-columns: 1fr; gap: 20px; }
  .portrait-frame { width: 144px; height: 144px; }
  h1 { font-size: 40px; }
  .position, .affiliation { font-size: 14px; }
  .social-links { gap: 9px 21px; }
  .social-links a { font-size: 12px; padding-block: 5px; }
  .nav-links { gap: 13px; }
  .nav-links a { font-size: 12px; }
  .biography { margin-top: 20px; }
  .publications-section { margin-top: 22px; }
  h2 { font-size: 26px; }
  .publication-toolbar { gap: 9px; }
  .filters { gap: 2px; }
  .filters button { padding: 8px 10px; }
  .publication { grid-template-columns: 1fr; gap: 8px; padding: 13px 0; }
  .publication-meta { flex-direction: row; align-items: center; gap: 11px; padding-top: 0; }
  .paper-year { font-size: 11px; }
  .paper-link { min-height: 28px; padding: 3px 8px; }
  .paper-detail { font-size: 13px; padding-left: 13px; }
  .show-all { margin-left: 0; }
  .education-section { margin-top: 20px; }
  .education-years { position: static; margin-bottom: 3px; color: var(--accent); }
  .education-item h3 { padding-right: 0; }
  .site-footer { margin-top: 25px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  body { background: white; font-size: 11pt; }
  .page-width { width: 100%; }
  .site-header, .publication-toolbar, .show-all, .paper-actions, .site-footer a { display: none !important; }
  .publication[hidden] { display: grid !important; }
  .publication, .education-item { break-inside: avoid; }
  .about-section { padding-top: 0; }
}