:root{
  --bg:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --border:#e5e7eb;
  --card:#f9fafb;
  --link:#111827;
  --linkHover:#2563eb;
  --shadow: 0 10px 25px rgba(0,0,0,.06);
  --radius: 16px;
  --gap: 24px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: var(--sans);
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
}

.topbar{
  position:sticky;
  top:0;
  z-index:30;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar-inner{
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 12px 32px;
  display:flex;
  align-items:center;
  gap:14px;
}
.brand{
  font-weight:700;
  letter-spacing:.2px;
  margin-right:auto;
  display:flex;
  gap:10px;
  align-items:center;
  text-decoration:none;
  color:var(--text);
  white-space:nowrap;
}
.dot{
  width:10px;height:10px;border-radius:999px;background:#111827;
  box-shadow: 0 0 0 3px rgba(17,24,39,.08);
}
nav a{
  text-decoration:none;
  color:var(--muted);
  font-weight:600;
  padding: 8px 10px;
  border-radius: 10px;
}
nav a:hover{color:var(--linkHover); background: rgba(37,99,235,.08);}
nav a.active{color:var(--text); background: rgba(17,24,39,.06);}

.wrap{
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 26px 32px 60px;
}
.grid{
  display:grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: var(--gap);
  align-items:start;
}

.card{
  background: var(--card);
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.sidebar{
  position: sticky;
  top: 70px;
  padding: 18px;
}
.avatar{
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  object-fit: cover;
  border:1px solid var(--border);
  background: #fff;
}
.name{
  font-size: 22px;
  font-weight: 800;
  margin: 12px 0 2px;
}
.title{
  color:var(--muted);
  font-weight:600;
  margin:0 0 10px;
}
.contact{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-top: 10px;
  font-size: 14px;
}
.contact a{
  color: var(--link);
  text-decoration:none;
  font-weight:600;
}
.contact a:hover{color:var(--linkHover)}
.pillbar{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top: 12px;
}
.pill{
  font-size: 12px;
  color: #111827;
  border:1px solid var(--border);
  background:#fff;
  padding: 6px 10px;
  border-radius: 999px;
  text-decoration:none;
  font-weight:700;
}
.pill:hover{border-color: rgba(37,99,235,.5); color: var(--linkHover);}

.main section{
  padding: 18px 18px;
  border:1px solid var(--border);
  border-radius: var(--radius);
  background:#fff;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
h1,h2,h3{line-height:1.25;margin:0 0 10px}
h1{font-size: 30px}
h2{font-size: 20px; margin-top: 6px}
h3{font-size: 16px; margin-top: 18px}
p{margin: 10px 0}
.muted{color:var(--muted)}
.kws{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top: 10px;
}
.kw{
  font-size: 12px;
  padding: 5px 10px;
  border-radius:999px;
  border: 1px solid var(--border);
  background: #f9fafb;
  font-weight:700;
  color:#111827;
}

.year{margin-top: 10px; font-weight: 900;}
.news{
  margin: 8px 0 0;
  padding-left: 18px;
}
.news li{margin: 6px 0}
.news time{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin-right: 8px;
}
.news a{color: var(--link); font-weight:700; text-decoration:none;}
.news a:hover{color: var(--linkHover);}

.area{
  border-top:1px dashed var(--border);
  padding-top: 14px;
  margin-top: 14px;
}
.pub{
  padding: 12px 12px;
  border:1px solid var(--border);
  border-radius: 14px;
  background: #f9fafb;
  margin: 10px 0;
}
.pub .ptitle{font-weight: 900; margin: 0;}
.pub .pauthors{margin: 4px 0; color: var(--muted); font-size: 13px;}
.pub .pvenue{margin: 0; font-family: var(--mono); font-size: 12px; color: #374151;}
.pub .plinks{margin-top: 8px; display:flex; gap:10px; flex-wrap:wrap;}
.pub .plinks a{
  text-decoration:none;
  font-weight:800;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background:#fff;
  color: var(--link);
}
.pub .plinks a:hover{border-color: rgba(37,99,235,.5); color: var(--linkHover);}

footer{
  width: 100%;
  max-width: none;
  margin: 26px 0 40px;
  padding: 0 32px;
  color: var(--muted);
  font-size: 12px;
  text-align:center;
}

@media (max-width: 860px){
  .grid{grid-template-columns: 1fr;}
  .sidebar{position: static;}
  .avatar{max-height: 320px; aspect-ratio: 16/10;}
}