:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --surface-alt: #f1ece5;
  --text: #27211f;
  --muted: #746964;
  --accent: #a34f3b;
  --accent-dark: #733426;
  --accent-soft: #ead7cf;
  --line: #ddd2cb;
  --footer: #3d2c28;
  --footer-dark: #291d1a;
  --max: 1120px;
  --shadow: 0 18px 45px rgba(80, 49, 40, .13);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);background:var(--bg);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;line-height:1.65}a{color:var(--accent-dark);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--accent)}img{max-width:100%;display:block}.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:1rem;top:1rem;z-index:100;background:white;padding:.7rem 1rem}
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(163,79,59,.18);background:rgba(251,250,247,.95);backdrop-filter:blur(14px)}.nav-wrap{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:2rem}.brand{font-family:Georgia,"Times New Roman",serif;font-size:1.25rem;font-weight:700;color:var(--text);text-decoration:none}.site-nav{display:flex;gap:1.25rem;align-items:center}.site-nav a{color:var(--text);text-decoration:none;font-size:.95rem;padding:.25rem 0}.site-nav a:hover,.site-nav a.active{color:var(--accent-dark)}.site-nav a.active{border-bottom:2px solid var(--accent)}.menu-button{display:none;border:1px solid var(--line);background:var(--surface);padding:.5rem .75rem;border-radius:8px;color:var(--text)}.language-toggle{border:1px solid var(--accent);background:var(--surface);color:var(--accent-dark)!important;padding:.38rem .72rem!important;border-radius:999px;text-decoration:none!important;font-size:.86rem!important;font-weight:700}.language-toggle:hover{background:var(--accent);color:white!important}
.hero{padding:94px 0 80px}.hero-grid{display:grid;grid-template-columns:1.65fr .7fr;align-items:center;gap:70px}h1,h2,h3{font-family:Georgia,"Times New Roman","Noto Serif TC",serif;line-height:1.18}h1{margin:0 0 1.25rem;font-size:clamp(3rem,7vw,5.8rem);letter-spacing:-.045em}h1 .cjk{display:block;margin-top:.25rem;font-size:.37em;letter-spacing:.16em;color:var(--accent-dark);font-weight:500}h2{margin:0;font-size:clamp(2.2rem,4vw,3.5rem);letter-spacing:-.025em}h3{margin:0 0 .45rem;font-size:1.24rem}.lead{max-width:760px;margin:0 0 1rem;font-size:1.35rem}.hero-links,.social-links{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem}.social-links{gap:1.2rem;margin-top:1.25rem;font-size:.94rem}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.65rem 1rem;border:1px solid var(--accent);border-radius:999px;text-decoration:none;font-weight:700;background:var(--surface)}.button.primary{background:var(--accent);color:white}.button.primary:hover{background:var(--accent-dark)}.portrait-card{padding:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);transform:rotate(1.2deg)}.portrait-card img{aspect-ratio:4/5;object-fit:cover;background:var(--surface-alt)}.portrait-card p{margin:1rem 0 .2rem;font-family:Georgia,serif;line-height:1.35}
.section{padding:88px 0;border-top:1px solid var(--line)}.alternate{background:var(--surface-alt)}.split{display:grid;grid-template-columns:.75fr 1.5fr;gap:80px}.prose{font-size:1.12rem;max-width:760px}.section-label{margin:0 0 .7rem;text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:800;color:var(--accent)}.interest-grid.compact{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.interest-card{padding:13px 18px;border-radius:999px;background:var(--surface);border:1px solid #cfb5aa}.interest-card h3{margin:0;font-family:Inter,sans-serif;font-size:.98rem}.section-heading-row{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:38px}.text-link{font-weight:700;white-space:nowrap}.publication-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.publication-list li{border-bottom:1px solid var(--line)}.publication{display:grid;grid-template-columns:90px 1fr;gap:26px;padding:30px 0}.pub-year{font-size:.9rem;font-weight:800;color:var(--accent)}.authors,.venue{margin:.45rem 0;color:var(--muted)}.authors .author-link{color:inherit;font-weight:400;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.16em}.authors .author-link:hover{color:var(--accent-dark)}.pub-links{flex-wrap:wrap}.pub-bibtex-toggle{appearance:none;font-family:inherit;cursor:pointer}.bibtex-copy{border:1px solid var(--accent);border-radius:999px;background:var(--surface);padding:.38rem .7rem;color:var(--accent-dark);font:inherit;font-size:.86rem;font-weight:800;cursor:pointer}.bibtex-copy:hover{background:var(--accent);color:#fff}.bibtex-panel{flex-basis:100%;width:100%;margin-top:.9rem;border:1px solid var(--line);border-radius:10px;background:var(--surface-alt);overflow:hidden}.citation-format-tabs{display:flex;gap:.45rem;padding:.7rem .8rem;border-bottom:1px solid var(--line);background:var(--surface)}.citation-format-tab{appearance:none;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);padding:.38rem .72rem;font:inherit;font-size:.86rem;font-weight:800;cursor:pointer}.citation-format-tab.active,.citation-format-tab:hover{border-color:var(--accent);background:var(--accent);color:#fff}.citation-format-view[hidden]{display:none}.bibtex-panel-actions{display:flex;justify-content:flex-end;padding:.65rem .8rem;border-bottom:1px solid var(--line)}.bibtex-panel pre{margin:0;padding:1rem;overflow:auto;font:12px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre}.math-inline{white-space:nowrap;font-family:Georgia,"Times New Roman","Noto Serif TC",serif}.math-inline sub,.math-inline sup{font-size:.72em;line-height:0}.mathbb,.mathfrak{font-style:normal}.pub-links{display:flex;gap:1rem;margin-top:.8rem;font-weight:700;font-size:.92rem}.timeline{margin-top:36px;border-top:1px solid var(--line)}.timeline-item{display:grid;grid-template-columns:220px 1fr;gap:30px;padding:28px 0;border-bottom:1px solid var(--line)}.timeline-item time{color:var(--accent);font-weight:800}.timeline-item p{margin:.25rem 0 0;color:var(--muted)}.compact-timeline .timeline-item{padding:20px 0}.education-list{margin-top:36px;border-top:1px solid var(--line)}.education-list article{display:grid;grid-template-columns:220px 1fr;gap:30px;padding:28px 0;border-bottom:1px solid var(--line)}.education-list .date,.teaching-card .date{color:var(--accent);font-weight:800}.education-list p{margin:.2rem 0 0;color:var(--muted)}.page-hero{padding:76px 0 62px;background:linear-gradient(180deg,var(--accent-soft),var(--bg));border-bottom:1px solid var(--line)}.page-title{font-size:clamp(3rem,6vw,5rem)}.page-intro{max-width:740px;color:var(--muted);font-size:1.1rem}.teaching-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.teaching-card{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 22px rgba(80,49,40,.07)}.contact-section{background:var(--footer);color:white}.contact-section .section-label{color:#ead7cf}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.contact-grid div:last-child{grid-column:1/-1}.contact-grid span{display:block;font-size:.8rem;text-transform:uppercase;letter-spacing:.12em;color:#ead7cf;margin-bottom:.3rem}.contact-grid a{color:white;font-size:1.08rem}.contact-grid p{margin:0}.site-footer{background:var(--footer-dark);color:#eadfd9;padding:26px 0;font-size:.88rem}.footer-inner{display:flex;justify-content:space-between;gap:1rem}.footer-inner p{margin:0}
@media(max-width:800px){.menu-button{display:inline-block}.site-nav{display:none;position:absolute;top:72px;left:20px;right:20px;flex-direction:column;align-items:stretch;padding:18px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow)}.site-nav.open{display:flex}.hero{padding-top:64px}.hero-grid,.split{grid-template-columns:1fr;gap:45px}.portrait-card{max-width:380px;transform:none}.publication,.timeline-item,.education-list article{grid-template-columns:1fr;gap:8px}.section-heading-row{align-items:start;flex-direction:column}.teaching-grid,.contact-grid{grid-template-columns:1fr}.contact-grid div:last-child{grid-column:auto}.footer-inner{flex-direction:column}}


/* v7 refinements */
a { font-weight: 700; }
.teaching-grid { display: block; border-top: 1px solid var(--line); }
.teaching-card { display: grid; grid-template-columns: 180px 1fr; align-items: baseline; gap: 24px; padding: 16px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; box-shadow: none; }
.teaching-card .date { margin: 0; color: var(--muted); font-weight: 700; }
.teaching-card h3 { margin: 0; }
.teaching-group { margin-top: 34px; }
.teaching-group:first-child { margin-top: 0; }
.teaching-group-heading { margin: 0 0 6px; font-size: 1.45rem; }
.teaching-role { margin: 0 0 18px; color: var(--muted); font-weight: 700; }
@media (max-width: 700px) { .teaching-card { grid-template-columns: 1fr; gap: 4px; } }


/* Distinct page colors, shared layout */
body[data-page="home"]{--accent:#a34f3b;--accent-dark:#733426;--accent-soft:#ead7cf;--surface-alt:#f1ece5;--line:#ddd2cb;--footer:#3d2c28;--footer-dark:#291d1a}
body[data-page="publications"]{--accent:#315f9b;--accent-dark:#20436f;--accent-soft:#dce8f6;--surface-alt:#edf3fa;--line:#cbd8e8;--footer:#263c59;--footer-dark:#19283d}
body[data-page="activities"]{--accent:#3f7a65;--accent-dark:#285443;--accent-soft:#dcece5;--surface-alt:#edf5f1;--line:#cbded5;--footer:#29483d;--footer-dark:#1b3029}
body[data-page="honors"]{--accent:#9a6a20;--accent-dark:#684714;--accent-soft:#f2e6c9;--surface-alt:#faf5e8;--line:#e3d4ad;--footer:#554322;--footer-dark:#382d18}
body[data-page="teaching"]{--accent:#72559a;--accent-dark:#50396f;--accent-soft:#e8e0f2;--surface-alt:#f3eff8;--line:#d9cce7;--footer:#40334f;--footer-dark:#2a2135}

/* Larger resource/profile links */
.social-links,.pub-links{font-size:1.08rem}
.social-links a,.pub-links a{font-weight:800}
.text-link{font-size:1.02rem}

/* Teaching section */
.teaching-role{
  margin:.2rem 0 1.25rem;
  font-size:1.3rem;
  font-family:Georgia,"Times New Roman","Noto Serif TC",serif;
  font-weight:700;
  color:var(--accent-dark)
}
.teaching-grid{display:grid;grid-template-columns:1fr;gap:11px}
.teaching-card{
  display:grid;
  grid-template-columns:145px minmax(0,1fr);
  align-items:center;
  gap:22px;
  padding:15px 20px
}
.teaching-card .date{white-space:nowrap}
.teaching-card h3{margin:0;font-size:1.05rem}
@media(max-width:620px){
  .teaching-card{grid-template-columns:1fr;gap:3px}
}


/* v9 refinements */
body[data-page="activities"]{
  --accent:#176b52;
  --accent-dark:#0d4b39;
  --accent-soft:#cfe9df;
  --surface-alt:#e6f3ee;
  --line:#b8d8cb;
  --footer:#173f34;
  --footer-dark:#0d2922;
}

body[data-page="teaching"]{
  --accent:#b14b86;
  --accent-dark:#7d2d5b;
  --accent-soft:#f1d5e5;
  --surface-alt:#faedf5;
  --line:#e2bfd4;
  --footer:#553046;
  --footer-dark:#391f2f;
}

.subsection-title{
  margin:2.4rem 0 1rem;
  padding-bottom:.45rem;
  border-bottom:1px solid var(--line);
  font-size:1.55rem;
  color:var(--accent-dark);
}

.advisor-line{
  margin:.85rem 0 0;
  color:var(--muted);
  font-size:1rem;
}
.advisor-line a{
  font-weight:800;
}


/* v10: subsection typography unified with Activities */
.teaching-group > .section-label,
.section .container > .section-label {
  margin-bottom: .7rem;
}

.teaching-group > h2,
.section .container > h2 {
  margin-bottom: 1.4rem;
}

.teaching-role {
  margin-top: -.55rem;
  margin-bottom: 1.35rem;
  font-size: 1.28rem;
}

/* Old v9 subsection style is no longer used. */
.subsection-title {
  all: unset;
}


/* v11 formal navigation and CV page */
body[data-page="cv"]{
  --accent:#8b5a2b;
  --accent-dark:#5c391a;
  --accent-soft:#ead9c7;
  --surface-alt:#f6efe8;
  --line:#dfcfbf;
  --footer:#493522;
  --footer-dark:#2f2115;
}

.site-nav a.active{
  color:var(--accent);
  font-weight:800;
  position:relative;
}
.site-nav a.active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-8px;
  height:2px;
  background:var(--accent);
}

.cv-download{
  margin-top:1.35rem;
}

.compact-list article{
  display:grid;
  grid-template-columns:190px minmax(0,1fr);
  gap:28px;
  padding:20px 0;
  border-bottom:1px solid var(--line);
}
.compact-list article:first-child{
  border-top:1px solid var(--line);
}
.compact-list time{
  color:var(--accent);
  font-weight:800;
}
.compact-list h3{
  margin:0 0 .2rem;
}
.compact-list p{
  margin:0;
  color:var(--muted);
}

@media(max-width:760px){
  .site-nav a.active::after{display:none}
  .compact-list article{grid-template-columns:1fr;gap:5px}
}


/* v12: current page shown as a compact outlined tab */
.site-nav a.active{
  color:var(--accent-dark);
  font-weight:800;
  border:1px solid var(--accent);
  border-radius:999px;
  padding:.36rem .72rem;
  background:var(--surface);
}
.site-nav a.active::after{
  display:none !important;
}
.site-nav a.active:hover{
  background:var(--accent-soft);
}

/* Academic resource links shown as buttons */
.social-links a,
.pub-links a,
.pub-links .pub-bibtex-toggle,
.item-links a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:36px;
  padding:.42rem .78rem;
  border:1px solid var(--accent);
  border-radius:999px;
  background:var(--surface);
  color:var(--accent-dark);
  text-decoration:none !important;
  font-size:1rem;
  font-weight:800;
  line-height:1;
}
.social-links a:hover,
.pub-links a:hover,
.pub-links .pub-bibtex-toggle:hover,
.item-links a:hover{
  background:var(--accent);
  color:#fff !important;
}
.social-links,
.pub-links,
.item-links{
  display:flex;
  flex-wrap:wrap;
  gap:.65rem;
}
.item-links{
  margin-top:.8rem;
  font-weight:700;
  font-size:.92rem;
}
#latest-publications.is-loading{
  opacity:.55;
}


/* v13: quieter homepage profile links */
.hero .social-links{
  margin-top:1.45rem;
  gap:1.15rem;
}
.hero .social-links a{
  min-height:auto;
  padding:0;
  border:0;
  border-radius:0;
  background:transparent;
  color:var(--accent-dark);
  font-size:1rem;
  font-weight:800;
  text-decoration:none !important;
}
.hero .social-links a::after{
  content:" ↗";
  font-size:.82em;
  font-weight:600;
}
.hero .social-links a:hover{
  background:transparent;
  color:var(--accent) !important;
  transform:none;
}

/* CV research interests: same visual language as other content sections */
.interest-summary{
  border-top:1px solid var(--line);
}
.interest-summary-item{
  padding:1.15rem 0;
  border-bottom:1px solid var(--line);
}
.interest-summary-item h3{
  margin:0;
  font-size:1.18rem;
  line-height:1.45;
}

/* Teaching page intro aligns with other page intros */
body[data-page="teaching"] .page-intro{
  max-width:720px;
}

body[data-page="home"] .hero{
  background:radial-gradient(circle at 82% 18%,rgba(255,255,255,.16),transparent 28%),
             linear-gradient(135deg,var(--accent-dark),var(--accent));
  color:#fff;border-bottom:0
}
body[data-page="home"] .hero a{color:#fff}
body[data-page="home"] .hero .lead,
body[data-page="home"] .hero .advisor-line{color:rgba(255,255,255,.88)}
body[data-page="home"] .hero .portrait-card{background:rgba(255,255,255,.96);border-color:rgba(255,255,255,.72)}
body[data-page="home"] .hero .portrait-card p{color:var(--muted)}
body[data-page="home"] .hero .social-links{margin-top:1.6rem;gap:.75rem}
body[data-page="home"] .hero .social-links a{
  display:inline-flex;align-items:center;justify-content:center;min-height:42px;
  padding:.62rem 1rem;border:1px solid rgba(255,255,255,.82);border-radius:999px;
  background:rgba(255,255,255,.10);color:#fff;font-size:1rem;font-weight:800;
  text-decoration:none!important;backdrop-filter:blur(5px)
}
body[data-page="home"] .hero .social-links a::after{content:none}
body[data-page="home"] .hero .social-links a:hover{background:#fff;color:var(--accent-dark)!important;transform:translateY(-1px)}
body[data-page="home"] #selected-publications{background:var(--surface-alt)}


/* v15 — editorial homepage redesign */
body[data-page="home"]{
  --home-ink:#202936;
  --home-muted:#66707e;
  --home-paper:#f5f2eb;
  --home-panel:#334455;
  --home-panel-deep:#273542;
  --home-accent:#9a6248;
  --home-line:#d8d2c8;
  background:var(--home-paper);
}

body[data-page="home"] .site-header{
  background:rgba(245,242,235,.94);
  border-bottom-color:rgba(32,41,54,.12);
}
body[data-page="home"] .brand,
body[data-page="home"] .site-nav a{
  color:var(--home-ink);
}
body[data-page="home"] .site-nav a.active{
  color:var(--home-ink);
  border-color:var(--home-panel);
  background:transparent;
}
body[data-page="home"] .language-toggle{
  border-color:var(--home-panel);
  color:var(--home-panel)!important;
  background:transparent;
}
body[data-page="home"] .language-toggle:hover{
  background:var(--home-panel);
  color:#fff!important;
}

.home-hero{
  position:relative;
  padding:88px 0 76px;
  overflow:hidden;
  background:var(--home-paper);
  border-bottom:1px solid var(--home-line);
}
.home-hero::before{
  content:"";
  position:absolute;
  inset:0 0 0 58%;
  background:var(--home-panel);
}
.home-hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);
  align-items:center;
  gap:82px;
}
.home-hero-copy{
  position:relative;
  z-index:2;
  padding:24px 0;
}
.home-kicker{
  margin:0 0 24px;
  color:var(--home-accent);
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.76rem;
  font-weight:800;
}
.home-name{
  margin:0;
  color:var(--home-ink);
  font-size:clamp(4rem,8vw,7.4rem);
  line-height:.92;
  letter-spacing:-.055em;
}
.home-name-zh{
  display:block;
  margin-top:22px;
  color:var(--home-panel);
  font-family:"Noto Serif TC",Georgia,serif;
  font-size:.31em;
  font-weight:500;
  letter-spacing:.18em;
}
.home-role{
  margin:34px 0 0;
  color:var(--home-ink);
  font-family:Georgia,"Times New Roman","Noto Serif TC",serif;
  font-size:1.35rem;
}
.home-advisor{
  margin:8px 0 0;
  color:var(--home-muted);
  font-size:1rem;
}
.home-advisor a{
  color:var(--home-panel-deep);
  text-decoration:none;
}
.home-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:30px;
}
.home-actions a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:.58rem 1rem;
  border:1px solid var(--home-panel);
  border-radius:5px;
  background:transparent;
  color:var(--home-panel-deep);
  text-decoration:none;
  font-size:.95rem;
  font-weight:800;
}
.home-actions a:first-child{
  background:var(--home-panel);
  color:#fff;
}
.home-actions a:hover{
  background:var(--home-panel-deep);
  color:#fff;
}

.home-visual{
  position:relative;
  z-index:2;
  padding:22px 0;
}
.home-visual-panel{
  position:relative;
  padding:34px 0 34px 34px;
}
.home-visual-panel::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  width:72%;
  height:100%;
  border:1px solid rgba(255,255,255,.32);
}
.home-portrait{
  position:relative;
  margin:0;
  background:#fff;
  box-shadow:0 24px 55px rgba(20,30,40,.24);
}
.home-portrait img{
  width:100%;
  aspect-ratio:4/5;
  object-fit:cover;
  background:#e8e4dc;
}
.home-portrait figcaption{
  padding:14px 16px 16px;
  color:#5e6771;
  font-family:Georgia,"Times New Roman","Noto Serif TC",serif;
  font-size:.9rem;
  line-height:1.45;
}

.home-overview{
  padding:90px 0;
  background:#fff;
}
.home-overview-grid{
  display:grid;
  grid-template-columns:minmax(0,1.65fr) minmax(270px,.65fr);
  gap:64px;
}
.home-overview-grid.home-overview-single{
  grid-template-columns:1fr;
}
.home-overview-single .home-upcoming{
  padding-left:0;
  border-left:0;
}
.home-section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:30px;
  margin-bottom:26px;
}
.home-overview h2{
  color:var(--home-ink);
  font-size:clamp(2.2rem,4vw,3.5rem);
}
.home-overview .section-label{
  color:var(--home-accent);
}
.home-overview .text-link{
  color:var(--home-panel-deep);
  text-decoration:none;
}
.home-publications .publication-list{
  border-top:1px solid var(--home-line);
}
.home-publications .publication-list li{
  border-bottom-color:var(--home-line);
}
.home-publications .publication{
  grid-template-columns:70px 1fr;
  padding:26px 0;
}
.home-publications .pub-year{
  color:var(--home-accent);
}
.home-publications .pub-links a,
.home-publications .pub-links .pub-bibtex-toggle{
  border-color:var(--home-panel);
  color:var(--home-panel-deep);
}
.home-publications .pub-links a:hover,
.home-publications .pub-links .pub-bibtex-toggle:hover{
  background:var(--home-panel);
  color:#fff!important;
}

.home-upcoming{
  padding-left:42px;
  border-left:1px solid var(--home-line);
}
.home-upcoming h2{
  margin-bottom:22px;
  font-size:2rem;
}
.home-upcoming .timeline{
  margin:0 0 24px;
  border-top:1px solid var(--home-line);
}
.home-upcoming .timeline-item{
  display:block;
  padding:24px 0;
  border-bottom:1px solid var(--home-line);
}
.home-upcoming .timeline-item time{
  display:block;
  margin-bottom:12px;
  color:var(--home-accent);
  font-size:.86rem;
}
.home-upcoming .timeline-item h3{
  color:var(--home-ink);
  font-size:1.15rem;
}
.home-upcoming .timeline-item p{
  color:var(--home-muted);
}

body[data-page="home"] .contact-section{
  background:var(--home-panel-deep);
}
body[data-page="home"] .site-footer{
  background:#1c2630;
}

@media(max-width:900px){
  .home-hero::before{
    inset:auto 0 0 0;
    height:38%;
  }
  .home-hero-grid{
    grid-template-columns:1fr;
    gap:44px;
  }
  .home-visual{
    max-width:420px;
  }
  .home-overview-grid{
    grid-template-columns:1fr;
  }
  .home-upcoming{
    padding-left:0;
    padding-top:44px;
    border-left:0;
    border-top:1px solid var(--home-line);
  }
}
@media(max-width:620px){
  .home-hero{
    padding:58px 0 46px;
  }
  .home-name{
    font-size:clamp(3.2rem,16vw,5rem);
  }
  .home-name-zh{
    margin-top:14px;
  }
  .home-visual-panel{
    padding:18px 0 18px 18px;
  }
  .home-overview{
    padding:62px 0;
  }
  .home-section-head{
    align-items:flex-start;
    flex-direction:column;
    gap:12px;
  }
}


/* v16 — Home aligned with the visual language of the inner pages */
body[data-page="home"]{
  background:var(--surface);
}

/* Replace the detached dark split-screen treatment with a restrained page hero. */
.home-hero{
  padding:72px 0 68px;
  background:
    linear-gradient(90deg, var(--surface) 0%, var(--surface) 68%, var(--surface-alt) 68%, var(--surface-alt) 100%);
  border-bottom:1px solid var(--line);
}
.home-hero::before{
  display:none;
}
.home-hero-grid{
  grid-template-columns:minmax(0,1.25fr) minmax(280px,.6fr);
  gap:66px;
}
.home-hero-copy{
  padding:18px 0;
}
.home-kicker{
  color:var(--accent);
  letter-spacing:.12em;
}
.home-name{
  color:var(--ink);
  font-size:clamp(3.8rem,7vw,6.7rem);
}
.home-name-zh{
  color:var(--accent-dark);
}
.home-role{
  color:var(--ink);
}
.home-advisor{
  color:var(--muted);
}
.home-advisor a{
  color:var(--accent-dark);
}

/* Rounded buttons, matching the rest of the site. */
.home-actions{
  gap:11px;
}
.home-actions a{
  min-height:40px;
  padding:.56rem 1rem;
  border:1px solid var(--accent);
  border-radius:999px;
  background:var(--surface);
  color:var(--accent-dark);
  box-shadow:none;
}
.home-actions a:first-child{
  background:var(--accent);
  color:#fff;
}
.home-actions a:hover{
  background:var(--accent-dark);
  border-color:var(--accent-dark);
  color:#fff;
}

/* Photo area becomes a card-like accent rather than a separate dark world. */
.home-visual{
  padding:0;
}
.home-visual-panel{
  padding:22px;
  border:1px solid var(--line);
  border-radius:18px;
  background:var(--surface);
  box-shadow:0 18px 42px rgba(55,44,38,.10);
}
.home-visual-panel::before{
  display:none;
}
.home-portrait{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--surface);
  box-shadow:none;
}
.home-portrait figcaption{
  color:var(--muted);
}

/* Keep the editorial lower section, but harmonize its tones. */
.home-overview{
  background:var(--surface);
}
.home-overview h2{
  color:var(--ink);
}
.home-overview .section-label{
  color:var(--accent);
}
.home-overview .text-link{
  color:var(--accent-dark);
}
.home-publications .pub-year,
.home-upcoming .timeline-item time{
  color:var(--accent);
}
.home-publications .pub-links a,
.home-publications .pub-links .pub-bibtex-toggle{
  border-color:var(--accent);
  color:var(--accent-dark);
}
.home-publications .pub-links a:hover,
.home-publications .pub-links .pub-bibtex-toggle:hover{
  background:var(--accent);
}
.home-upcoming .timeline-item h3{
  color:var(--ink);
}

/* Header uses the same warm neutral surface as all other pages. */
body[data-page="home"] .site-header{
  background:rgba(250,248,244,.94);
  border-bottom-color:var(--line);
}
body[data-page="home"] .brand,
body[data-page="home"] .site-nav a{
  color:var(--ink);
}
body[data-page="home"] .site-nav a.active{
  color:var(--accent-dark);
  border-color:var(--accent);
}
body[data-page="home"] .language-toggle{
  border-color:var(--accent);
  color:var(--accent-dark)!important;
}
body[data-page="home"] .language-toggle:hover{
  background:var(--accent);
  color:#fff!important;
}

@media(max-width:900px){
  .home-hero{
    background:var(--surface);
  }
  .home-visual{
    max-width:440px;
  }
}


/* v17 — subtle Home gradient and consistent brick-red identity */
.home-hero{
  background:
    radial-gradient(circle at 82% 20%, rgba(163,79,59,.10), transparent 30%),
    linear-gradient(120deg, var(--surface) 0%, var(--surface) 55%, var(--accent-soft) 100%);
}

/* All three profile actions use the same rounded outline style. */
.home-actions a,
.home-actions a:first-child{
  min-height:40px;
  padding:.56rem 1rem;
  border:1px solid var(--accent);
  border-radius:999px;
  background:transparent;
  color:var(--accent-dark);
}
.home-actions a:hover,
.home-actions a:first-child:hover{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
}

/* Home contact area returns to the brick-red palette. */
body[data-page="home"] .contact-section{
  background:var(--accent-dark);
}
body[data-page="home"] .contact-section,
body[data-page="home"] .contact-section h2,
body[data-page="home"] .contact-section p,
body[data-page="home"] .contact-section a{
  color:#fff;
}
body[data-page="home"] .contact-section a{
  text-decoration-color:rgba(255,255,255,.65);
}
body[data-page="home"] .site-footer{
  background:#4a2b25;
}

/* Graceful fallback if profile.jpg has not been uploaded yet. */
.home-portrait img{
  background:linear-gradient(145deg,#eee8df,#ddd3c7);
}


/* v18 — wider landscape visual and more visible Home gradient */
.home-hero{
  background:
    radial-gradient(circle at 16% 18%, rgba(163,79,59,.11), transparent 34%),
    radial-gradient(circle at 84% 74%, rgba(163,79,59,.13), transparent 38%),
    linear-gradient(135deg, var(--surface) 0%, #f6eee9 48%, var(--accent-soft) 100%);
}
.home-hero-grid{
  grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);
  gap:58px;
}
.home-visual{
  max-width:none;
}
.home-visual-panel{
  padding:18px;
}
.home-portrait img{
  aspect-ratio:16/10;
  object-fit:cover;
}
.home-portrait figcaption{
  font-size:.92rem;
}

/* Contact details */
.contact-address,
.contact-office{
  max-width:820px;
  margin:.5rem 0 0;
  line-height:1.65;
}
.contact-address strong,
.contact-office strong{
  font-weight:800;
}

@media(max-width:1050px){
  .home-hero-grid{
    grid-template-columns:minmax(0,1fr) minmax(360px,.8fr);
    gap:42px;
  }
}
@media(max-width:900px){
  .home-hero-grid{
    grid-template-columns:1fr;
  }
  .home-visual{
    max-width:100%;
  }
}


/* v19 — correct hero proportions and prevent desktop name wrapping */
.home-hero .container{
  width:min(1320px, calc(100% - 48px));
}

.home-hero-grid{
  grid-template-columns:minmax(620px, 1.12fr) minmax(440px, .88fr);
  gap:72px;
  align-items:center;
}

.home-name{
  white-space:nowrap;
  font-size:clamp(3.65rem, 5.8vw, 6.25rem);
  letter-spacing:-.052em;
}

.home-name-zh{
  white-space:normal;
}

.home-visual{
  width:100%;
  transform:translateX(24px);
}

.home-visual-panel{
  width:100%;
}

.home-portrait img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}

/* Give the text column room before changing to the stacked layout. */
@media(max-width:1180px){
  .home-hero .container{
    width:min(1120px, calc(100% - 40px));
  }
  .home-hero-grid{
    grid-template-columns:minmax(520px, 1.05fr) minmax(360px, .95fr);
    gap:44px;
  }
  .home-name{
    font-size:clamp(3.15rem, 5.5vw, 5.2rem);
  }
  .home-visual{
    transform:translateX(10px);
  }
}

@media(max-width:980px){
  .home-hero-grid{
    grid-template-columns:1fr;
    gap:42px;
  }
  .home-name{
    white-space:normal;
  }
  .home-visual{
    transform:none;
    max-width:none;
  }
}

@media(max-width:620px){
  .home-hero .container{
    width:min(100% - 28px, 1320px);
  }
}


/* v20 — consistent Contact rows */
.contact-grid .contact-location{
  grid-column:1/-1;
}
.contact-grid .contact-location p{
  margin:0;
  max-width:900px;
  font-size:1.02rem;
  line-height:1.65;
}

/* v20 — Activities uses one visual system throughout */
body[data-page="activities"] .activity-section{
  background:var(--surface);
  padding:88px 0;
  border-top:1px solid var(--line);
}
body[data-page="activities"] .activity-section + .activity-section{
  border-top:1px solid var(--line);
}
body[data-page="activities"] .activity-section .timeline{
  margin-top:36px;
}
body[data-page="activities"] .activity-section .compact-timeline .timeline-item{
  padding:20px 0;
}


/* v21 — force every Activities content section to use exactly the same background */
html body[data-page="activities"] main#main > section.activity-section,
html body[data-page="activities"] main#main > section.activity-section:nth-of-type(even),
html body[data-page="activities"] main#main > section.activity-section:nth-of-type(odd),
html body[data-page="activities"] main#main > section.activity-section.alternate,
html body[data-page="activities"] main#main > section.activity-section.section-soft{
  background:var(--surface) !important;
  background-image:none !important;
  box-shadow:none !important;
}

html body[data-page="activities"] main#main > section.activity-section{
  padding:88px 0 !important;
  border-top:1px solid var(--line) !important;
}

html body[data-page="activities"] main#main > section.activity-section .container{
  background:transparent !important;
}

/* v21 — cleaner landscape image treatment */
.home-hero-grid{
  grid-template-columns:minmax(620px,1.08fr) minmax(470px,.92fr);
  gap:96px;
}

.home-visual{
  transform:translateX(42px);
}

.home-visual-panel{
  padding:0;
  border:0;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}

.home-portrait{
  overflow:hidden;
  border:1px solid rgba(163,79,59,.22);
  border-radius:14px;
  background:var(--surface);
  box-shadow:0 16px 34px rgba(70,50,42,.10);
}

.home-portrait img{
  display:block;
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}

.home-portrait figcaption{
  padding:13px 15px 15px;
  border-top:1px solid var(--line);
  background:var(--surface);
}

@media(max-width:1180px){
  .home-hero-grid{
    grid-template-columns:minmax(520px,1.05fr) minmax(390px,.95fr);
    gap:68px;
  }
  .home-visual{
    transform:translateX(22px);
  }
}

@media(max-width:980px){
  .home-hero-grid{
    grid-template-columns:1fr;
    gap:44px;
  }
  .home-visual{
    transform:none;
  }
}


/* v22 — restore the Activities page-hero gradient only */
body[data-page="activities"] .page-hero{
  background:
    radial-gradient(circle at 82% 18%, rgba(23,107,82,.11), transparent 32%),
    linear-gradient(135deg, var(--surface) 0%, var(--surface) 56%, var(--accent-soft) 100%) !important;
  border-bottom:1px solid var(--line);
}

/* Keep all Activities content sections neutral and consistent */
body[data-page="activities"] main#main > section.activity-section{
  background:var(--surface) !important;
  background-image:none !important;
}


/* v23 — consistent eyebrow labels */
.section-label{
  max-width:max-content;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}
html[lang="zh-Hant"] .section-label,
html[lang="zh-TW"] .section-label,
html[lang="zh"] .section-label{
  letter-spacing:.16em;
  text-transform:none;
}


/* Activities hero: vertical gradient, darker at top and lighter at bottom */
html body[data-page="activities"] .page-hero{
  background:
    linear-gradient(
      180deg,
      var(--accent-soft) 0%,
      #edf6f2 42%,
      var(--surface) 100%
    ) !important;
  border-bottom:1px solid var(--line);
}

/* Accessibility and motion preferences. */
:where(a, button, input, select, textarea, summary):focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* Conference roles and the conditional Organization section */
.activity-role{display:flex;align-items:baseline;gap:.5rem;margin:.45rem 0 0;color:var(--accent-dark);font-family:Inter,sans-serif;font-size:.78rem;font-weight:750;line-height:1.45}
.activity-role span{color:var(--muted);font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.organization-section{background:var(--surface-alt)}
.organization-item{padding:24px 0}
.organization-meta{display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:.55rem}
.organization-badge{display:inline-flex;align-items:center;padding:.22rem .62rem;border-radius:999px;background:var(--accent-soft);color:var(--accent-dark);font-size:.72rem;font-weight:800;letter-spacing:.02em}
.organization-item h3{margin-top:0}
@media(max-width:800px){.organization-meta{margin-top:.1rem}}

/* Editable person links and three-zone footer. */
.person-link{color:inherit;font-weight:400;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.16em}.person-link:hover{color:var(--accent-dark)}
.footer-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1fr);gap:1rem;align-items:center}.footer-zone{display:flex;flex-wrap:wrap;gap:.55rem 1rem;align-items:center;min-width:0}.footer-center{justify-content:center}.footer-right{justify-content:flex-end}.footer-item{display:inline-flex;align-items:center;gap:.38rem;color:inherit;text-decoration:none;min-width:0}.footer-item:hover{color:#fff}.footer-item svg{width:1rem;height:1rem;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.footer-item span{overflow-wrap:anywhere}
@media(max-width:800px){.footer-inner{grid-template-columns:1fr}.footer-zone,.footer-center,.footer-right{justify-content:flex-start}}
.footer-item .footer-custom-icon{width:1rem;height:1rem;flex:0 0 auto;object-fit:contain;border-radius:2px}

/* Publication citation controls: the trigger deliberately shares the exact
   visual class used by arXiv/PDF links. */
.pub-links{
  align-items:center;
  gap:.65rem;
  font-weight:400;
}
.pub-links > .publication-action{
  appearance:none;
  -webkit-appearance:none;
  box-sizing:border-box;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:36px;
  margin:0;
  padding:.42rem .78rem;
  border:1px solid var(--accent);
  border-radius:999px;
  background:var(--surface);
  color:var(--accent-dark);
  font-family:inherit;
  font-size:1rem;
  font-weight:800;
  line-height:1;
  letter-spacing:0;
  text-decoration:none!important;
  cursor:pointer;
}
.pub-links > .publication-action:hover,
.pub-links > .publication-action:focus-visible,
.pub-links > .publication-action[aria-expanded="true"]{
  border-color:var(--accent);
  background:var(--accent);
  color:#fff!important;
  outline:none;
}
.pub-links > .publication-action:focus-visible{
  box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 24%,transparent);
}
.citation-panel{
  flex:1 0 100%;
  width:100%;
  margin-top:.35rem;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--surface);
  box-shadow:0 16px 40px rgba(64,43,35,.10);
  color:var(--ink);
  font-weight:400;
}
.citation-panel[hidden],.citation-format-view[hidden]{display:none!important}
.citation-panel-header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:1rem;
  padding:1rem 1rem .85rem;
  border-bottom:1px solid var(--line);
  background:var(--surface-alt);
}
.citation-panel-header>div{display:grid;gap:.18rem}
.citation-panel-header strong{font-size:1rem}
.citation-panel-header span{color:var(--muted);font-size:.86rem}
.citation-close{
  appearance:none;
  width:32px;
  height:32px;
  border:1px solid var(--line);
  border-radius:50%;
  background:var(--surface);
  color:var(--muted);
  font-family:inherit;
  font-size:1.25rem;
  font-weight:700;
  line-height:1;
  cursor:pointer;
}
.citation-close:hover,.citation-close:focus-visible{border-color:var(--accent);color:var(--accent-dark);outline:none}
.citation-format-tabs{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:.65rem;
  padding:.85rem 1rem;
  border-bottom:1px solid var(--line);
  background:var(--surface);
}
.citation-format-tab{
  appearance:none;
  display:grid;
  gap:.12rem;
  min-width:0;
  padding:.72rem .85rem;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--surface-alt);
  color:var(--ink);
  font:inherit;
  text-align:left;
  cursor:pointer;
}
.citation-format-tab span{font-weight:800}
.citation-format-tab small{overflow:hidden;color:var(--muted);font-size:.76rem;text-overflow:ellipsis;white-space:nowrap}
.citation-format-tab:hover,.citation-format-tab:focus-visible{border-color:var(--accent);outline:none}
.citation-format-tab.active{
  border-color:var(--accent);
  background:var(--accent-soft);
  color:var(--accent-dark);
  box-shadow:inset 0 0 0 1px var(--accent);
}
.citation-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:.72rem 1rem;
  border-bottom:1px solid var(--line);
  background:var(--surface-alt);
}
.citation-toolbar strong{font-size:.88rem}
.citation-copy{
  appearance:none;
  min-height:32px;
  padding:.38rem .72rem;
  border:1px solid var(--accent);
  border-radius:999px;
  background:var(--surface);
  color:var(--accent-dark);
  font-family:inherit;
  font-size:.82rem;
  font-weight:800;
  line-height:1;
  cursor:pointer;
}
.citation-copy:hover,.citation-copy:focus-visible{background:var(--accent);color:#fff;outline:none}
.citation-panel pre{
  max-height:280px;
  margin:0;
  padding:1rem;
  overflow:auto;
  background:#fff;
  color:#2d2926;
  font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
}
.citation-panel pre:focus{outline:2px solid var(--accent);outline-offset:-2px}
.home-publications .pub-links > .publication-action{
  border-color:var(--accent);
  color:var(--accent-dark);
}
.home-publications .pub-links > .publication-action:hover,
.home-publications .pub-links > .publication-action:focus-visible,
.home-publications .pub-links > .publication-action[aria-expanded="true"]{
  background:var(--accent);
  color:#fff!important;
}
@media(max-width:560px){
  .citation-format-tabs{grid-template-columns:1fr}
  .citation-panel-header,.citation-toolbar{padding-left:.8rem;padding-right:.8rem}
  .citation-panel pre{font-size:11px}
}

/* Optional public contact form. */
.contact-form-shell{margin-top:1.5rem;padding:1.15rem;border:1px solid var(--line);border-radius:16px;background:var(--surface-alt)}
.contact-form-shell h3{margin:.1rem 0 .35rem}.contact-form-shell>p{margin:.2rem 0 1rem;color:var(--muted)}
.contact-form{display:grid;gap:.85rem;min-width:0}.contact-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.85rem;min-width:0}
.contact-form label,.contact-form-grid>*{min-width:0}.contact-form input,.contact-form textarea{width:100%;min-width:0;padding:.72rem .78rem;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-weight:400}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--accent);outline:2px solid var(--accent-soft)}
.cf-turnstile{width:100%;max-width:100%;min-width:0;overflow:hidden}
.contact-botcheck{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.contact-submit{justify-self:start}.contact-submit:disabled{cursor:wait;opacity:.65}.contact-form-status{min-height:1.4em;margin:0;font-size:.86rem}.contact-form-status.success-message{color:#247a46}.contact-form-status.error-message{color:#a1342b}.contact-form-privacy{margin:0;color:var(--muted);font-size:.76rem;line-height:1.45}
@media(max-width:620px){.contact-form-grid{grid-template-columns:1fr}}

/* Dedicated contact-form page and compact homepage entry. */
.contact-grid .contact-form-entry a{font-size:1.08rem;font-weight:700;text-underline-offset:.18em}
body[data-page="contact"]{background:var(--contact-bg);color:var(--contact-text)}
body[data-page="contact"] .site-header{background:color-mix(in srgb,var(--contact-bg) 92%,transparent)}
body[data-page="contact"] .site-nav a{color:var(--contact-text)}
body[data-page="contact"] .site-nav a:hover,
body[data-page="contact"] .site-nav a.active{color:var(--contact-accent)}
.contact-page-hero{padding:84px 0 66px;text-align:center;background:linear-gradient(180deg,color-mix(in srgb,var(--contact-accent) 16%,var(--contact-bg)),var(--contact-bg));border-bottom:1px solid color-mix(in srgb,var(--contact-text) 14%,transparent)}
.contact-page-hero .section-label{color:var(--contact-accent)}
.contact-page-hero h1{margin:.25rem 0 .8rem;color:var(--contact-text);font-size:clamp(2.8rem,7vw,5.6rem)}
.contact-page-hero p:last-child{max-width:720px;margin:0 auto;color:var(--contact-muted);font-size:1.08rem;line-height:1.75}
.contact-page-section{padding:64px 0 88px;background:var(--contact-bg)}
.contact-page-container{max-width:860px}
body[data-page="contact"] .contact-form-shell{margin:0;padding:clamp(24px,5vw,44px);border:1px solid color-mix(in srgb,var(--contact-text) 15%,transparent);border-radius:22px;background:var(--contact-surface);color:var(--contact-text);box-shadow:0 24px 58px color-mix(in srgb,var(--contact-text) 10%,transparent)}
body[data-page="contact"] .contact-form-shell h3{color:var(--contact-text);font-size:clamp(1.55rem,3vw,2.25rem)}
body[data-page="contact"] .contact-form-shell>p,
body[data-page="contact"] .contact-form-privacy{color:var(--contact-muted)}
body[data-page="contact"] .contact-form label{color:var(--contact-text)}
body[data-page="contact"] .contact-form input,
body[data-page="contact"] .contact-form textarea{border-color:color-mix(in srgb,var(--contact-text) 18%,transparent);background:var(--contact-bg);color:var(--contact-text)}
body[data-page="contact"] .contact-form input:focus,
body[data-page="contact"] .contact-form textarea:focus{border-color:var(--contact-accent);outline:2px solid color-mix(in srgb,var(--contact-accent) 22%,transparent)}
body[data-page="contact"] .contact-submit{border-color:var(--contact-button);background:var(--contact-button);color:var(--contact-button-text);font-weight:800}
body[data-page="contact"] .contact-submit:hover{filter:brightness(.93)}
.contact-form-unavailable{padding:32px;border:1px solid color-mix(in srgb,var(--contact-text) 16%,transparent);border-radius:18px;background:var(--contact-surface);color:var(--contact-muted);text-align:center}
@media(max-width:420px){.contact-page-section{padding:36px 0 56px}.contact-page-container{width:calc(100% - 16px)}body[data-page="contact"] .contact-form-shell{padding:18px}}
@media(max-width:360px){.contact-page-container{width:calc(100% - 2px)}body[data-page="contact"] .contact-form-shell{padding:8px}}

/* Shared site-header search used on every page, including 404. */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.site-search{position:relative;min-width:150px;max-width:220px}
.site-search input{width:100%;min-height:34px;padding:.38rem .72rem;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--text);font:inherit;font-size:.86rem;line-height:1.1}
.site-search input:focus{border-color:var(--accent);outline:3px solid color-mix(in srgb,var(--accent) 18%,transparent)}
.site-search-results{position:absolute;right:0;top:calc(100% + .55rem);z-index:90;width:min(390px,calc(100vw - 40px));max-height:min(420px,65vh);overflow:auto;border:1px solid var(--line);border-radius:13px;background:var(--surface);box-shadow:0 18px 48px rgba(64,43,35,.18)}
.site-search-results[hidden]{display:none!important}
.site-search-results a{display:grid!important;gap:.18rem;padding:.72rem .82rem!important;border:0!important;border-bottom:1px solid var(--line)!important;color:var(--text)!important;text-decoration:none!important}
.site-search-results a:last-child{border-bottom:0!important}
.site-search-results a:hover,.site-search-results a.active{background:var(--accent-soft);color:var(--accent-dark)!important}
.site-search-results strong{font-size:.88rem;line-height:1.35}.site-search-results span{color:var(--muted);font-size:.75rem;line-height:1.4}
.site-search-empty{padding:.8rem;color:var(--muted);font-size:.82rem}
.nav-language-button{appearance:none;border:1px solid var(--accent);background:var(--surface);color:var(--accent-dark);padding:.38rem .72rem;border-radius:999px;font:inherit;font-size:.86rem;font-weight:700;cursor:pointer}
.nav-language-button:hover,.nav-language-button:focus-visible{background:var(--accent);color:#fff;outline:none}
@media(max-width:800px){.site-search{max-width:none;width:100%}.site-search-results{left:0;right:auto;width:100%}.site-nav .nav-language-button{width:100%;text-align:left}.site-nav{max-height:calc(100vh - 92px);overflow:auto}}
/* Course information pages */
.course-page{background:linear-gradient(180deg,color-mix(in srgb,var(--accent-soft) 35%,transparent),transparent 15rem)}
.course-page .container{display:grid;gap:2rem;max-width:1120px}
.course-details{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;margin:0}
.course-detail{position:relative;overflow:hidden;padding:1.05rem 1.1rem;border:1px solid color-mix(in srgb,var(--accent) 18%,var(--line));border-radius:16px;background:color-mix(in srgb,#fff 96%,var(--accent-soft));box-shadow:0 10px 28px rgba(40,31,26,.055)}
.course-detail:before{content:"";position:absolute;inset:0 auto 0 0;width:3px;background:var(--accent)}
.course-detail dt{margin:0 0 .35rem;color:var(--accent-dark);font-size:.74rem;font-weight:850;letter-spacing:.07em;text-transform:uppercase}
.course-detail dd{margin:0;line-height:1.65}
.course-custom-sections{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.course-content-card{position:relative;overflow:hidden;padding:1.25rem 1.3rem;border:1px solid color-mix(in srgb,var(--accent) 20%,var(--line));border-radius:18px;background:var(--surface);box-shadow:0 12px 32px rgba(40,31,26,.065)}
.course-content-card:before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--accent),color-mix(in srgb,var(--accent) 25%,transparent))}
.course-content-card h2{margin:0 0 .75rem;color:var(--accent-dark);font-size:1.02rem;letter-spacing:-.01em}
.course-content-body{color:var(--text);line-height:1.72;white-space:pre-line}
.course-content-body>:first-child{margin-top:0}.course-content-body>:last-child{margin-bottom:0}
.course-section-heading{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin:.2rem 0 -.7rem;padding-top:.25rem;border-top:1px solid color-mix(in srgb,var(--accent) 18%,var(--line))}
.course-section-heading span{padding-top:1rem;color:var(--accent-dark);font-size:.72rem;font-weight:850;letter-spacing:.09em;text-transform:uppercase}
.course-section-heading h2{margin:0;padding-top:1rem;font-size:1.18rem;color:var(--text)}
.course-schedule-wrap{overflow-x:auto;border:1px solid color-mix(in srgb,var(--accent) 20%,var(--line));border-radius:18px;background:var(--surface);box-shadow:0 14px 34px rgba(40,31,26,.065)}
.course-schedule{width:100%;min-width:660px;border-collapse:collapse}
.course-schedule th,.course-schedule td{padding:1rem 1.05rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.course-schedule th{background:color-mix(in srgb,var(--accent-soft) 78%,#fff);color:var(--accent-dark);font-size:.78rem;letter-spacing:.055em;text-transform:uppercase}
.course-schedule th:first-child,.course-schedule td:first-child{width:18%;white-space:nowrap}.course-schedule th:last-child,.course-schedule td:last-child{width:30%}
.course-schedule tbody tr:last-child td{border-bottom:0}.course-schedule tbody tr:hover td{background:color-mix(in srgb,var(--accent-soft) 22%,#fff)}
.course-material-links{display:flex;flex-wrap:wrap;gap:.45rem}
.course-material-links a,.course-material-links span{display:inline-flex;padding:.36rem .68rem;border:1px solid color-mix(in srgb,var(--accent) 34%,var(--line));border-radius:999px;background:#fff;color:var(--accent-dark);font-size:.82rem;font-weight:780;text-decoration:none}
.course-material-links a:hover{border-color:var(--accent);background:var(--accent-soft)}
.course-footer-note,.course-empty{margin:0;padding:1rem 1.1rem;border-left:4px solid var(--accent);border-radius:0 12px 12px 0;background:var(--accent-soft);line-height:1.7}
@media(max-width:720px){.course-details,.course-custom-sections{grid-template-columns:1fr}.course-section-heading{align-items:flex-start;flex-direction:column;gap:0}.course-section-heading h2{padding-top:.25rem}.course-schedule{min-width:580px}.course-schedule th,.course-schedule td{padding:.8rem}}