:root{
  --bg:#ffffff;
  --panel:#ffffff;
  --panel-soft:#fafafa;
  --border:#e8e8e8;
  --border-strong:#dcdcdc;
  --text:#222222;
  --text-soft:#4f4f4f;
  --muted:#777777;
  --accent:#42b883;
  --accent-soft:#eff9f4;
  --shadow:0 10px 30px rgba(0,0,0,.06);
  --max-width:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:none}
.container{width:min(var(--max-width),calc(100% - 40px));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:20;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(10px);
}
.topbar-inner{
  display:flex;justify-content:space-between;align-items:center;
  gap:18px;padding:20px 0;
}
.site-name{
  color:var(--accent);
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:-.01em;
}
.nav{display:flex;gap:22px;flex-wrap:wrap;font-size:.98rem}
.nav a{color:var(--text-soft)}
.nav a.active{color:var(--accent);font-weight:600}
.page{padding:56px 0 56px}
.grid{
  display:grid;
  grid-template-columns:minmax(280px,360px) minmax(0,1fr);
  gap:34px;
  align-items:start;
}
.card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:22px;
  padding:28px;
  box-shadow:var(--shadow);
}
.profile-card{
  text-align:center;
  position:sticky;
  top:96px;
}
.avatar{
  width:132px;
  height:132px;
  border-radius:999px;
  margin:0 auto 20px;
  background:linear-gradient(135deg,#f2f2f2,#fafafa);
  border:1px solid var(--border);
}
.name{
  font-size:2.25rem;
  line-height:1.08;
  letter-spacing:-.03em;
  margin:0 0 10px;
}
.role{
  color:var(--muted);
  font-size:1rem;
  margin:0 0 12px;
}
.affiliation{
  line-height:1.75;
  font-size:1rem;
}
.affiliation a{
  color:var(--accent);
}
.meta{
  margin-top:16px;
  color:var(--muted);
  line-height:1.8;
}
.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
  margin-top:24px;
}
.list{
  margin:0;
  padding-left:22px;
  color:var(--text-soft);
  line-height:1.85;
}
.section-stack{display:grid;gap:22px}
.project-list{display:grid;gap:18px}
.project-card{display:grid;gap:12px}
.project-card p{color:var(--text-soft);line-height:1.8}
.project-link{
  display:inline-flex;align-items:center;width:fit-content;
  padding:10px 14px;border-radius:12px;
  border:1px solid var(--border-strong);
  background:var(--panel-soft);
  color:var(--text);font-size:.95rem;font-weight:600;
}
.project-link:hover{
  border-color:var(--accent);
  box-shadow:0 0 0 4px rgba(66,184,131,.08);
}
.section-title{
  margin-bottom:8px;
}
.section-sub{
  color:var(--muted);
  line-height:1.7;
  margin-bottom:18px;
}
.footer{
  border-top:1px solid var(--border);
  padding:22px 0 40px;
  color:var(--muted);
  font-size:.92rem;
}
@media (max-width:900px){
  .grid{grid-template-columns:1fr}
  .profile-card{position:static}
}
@media (max-width:640px){
  .container{width:min(var(--max-width),calc(100% - 24px))}
  .topbar-inner{flex-direction:column;align-items:flex-start}
  .page{padding:36px 0 42px}
  .card{padding:20px;border-radius:18px}
  .two-col{grid-template-columns:1fr}
  .name{font-size:1.9rem}
}