:root{
  --paper:#FFFFFF;
  --paper-alt:#F7F8FB;
  --ink:#15171C;
  --slate:#5B6472;
  --slate-soft:#8990A0;
  --link:#2554E0;
  --link-soft:color-mix(in srgb, var(--link) 12%, transparent);
  --line:#E7E9F0;
  --ring-a:#EAF0FF;
  --ring-b:#F3ECFF;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Raleway", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size:16.5px;
  line-height:1.68;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
a{color:var(--link); text-decoration-color:color-mix(in srgb, var(--link) 35%, transparent); text-underline-offset:3px;}
a:hover{text-decoration-color:var(--link);}
strong, b{font-weight:600;}

.page{max-width:920px; margin:0 auto; padding:0 28px;}

/* Top bar */
.topbar{
  position:sticky; top:0; z-index:10;
  background:color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter:blur(8px);
  max-width:none;
  padding:0;
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  max-width:920px;
  margin:0 auto;
  padding:20px 28px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:10px 24px;
}
.brand{
  font-weight:700;
  font-size:1rem;
  letter-spacing:-0.01em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--link);}
.toplinks{
  display:flex;
  gap:28px;
  flex-wrap:wrap;
}
.toplinks a{
  position:relative;
  color:var(--slate);
  text-decoration:none;
  font-size:0.92rem;
  font-weight:500;
  padding:4px 0;
}
.toplinks a::after{
  content:"";
  position:absolute; left:0; right:0; bottom:0;
  height:2px; border-radius:2px;
  background:var(--link);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .18s ease;
}
.toplinks a:hover{color:var(--ink);}
.toplinks a:hover::after{transform:scaleX(1);}
.toplinks a.active{color:var(--ink); font-weight:700;}
.toplinks a.active::after{transform:scaleX(1);}

/* Hero (home page) */
.hero{
  display:flex;
  gap:52px;
  align-items:flex-start;
  padding:56px 0 8px;
  flex-wrap:wrap;
  max-width:none;
}
.hero-side{width:236px; flex-shrink:0;}
.photo-frame{
  position:relative;
  width:196px; height:196px;
  border-radius:50%;
  padding:5px;
  background:linear-gradient(135deg, var(--ring-a), var(--ring-b));
  margin-bottom:20px;
}
.photo-credit{
  position:absolute;
  left:50%; bottom:-14px;
  transform:translateX(-50%);
  font-size:0.66rem;
  line-height:1.2;
  white-space:nowrap;
  color:var(--slate-soft);
  letter-spacing:0.01em;
  background:color-mix(in srgb, var(--paper) 80%, transparent);
  padding:1px 6px;
  border-radius:999px;
  margin:0;
}
.photo-lg{
  width:100%; height:100%;
  border-radius:50%;
  object-fit:cover;
  display:block;
  border:3px solid var(--paper);
}
.hero-role{color:var(--ink); font-size:1.1rem; font-weight:700; margin:0 0 4px; letter-spacing:-0.01em;}
.hero-affil{color:var(--slate); font-size:0.88rem; margin:0 0 20px; line-height:1.5;}

.side-links{list-style:none; margin:0; padding:18px 0 0; border-top:1px solid var(--line); display:flex; flex-direction:column; gap:12px;}
.side-links a{
  color:var(--link);
  text-decoration:none;
  font-size:0.88rem;
  font-weight:600;
  transition:color .15s ease, transform .15s ease;
  display:inline-flex;
  align-items:center;
  gap:10px;
}
.side-links a:hover{color:var(--ink); transform:translateX(2px);}
.side-links svg{width:17px; height:17px; flex-shrink:0; fill:currentColor;}
.side-links li.group-break{margin-top:10px;}

.hero-content{flex:1; min-width:320px; padding-top:2px;}

.tag-groups{margin:0 0 30px;}
.tag-label{display:block; font-size:0.92rem; font-weight:700; color:var(--link); margin:0 0 12px;}
.tags{display:flex; flex-wrap:wrap; gap:8px;}
.tags span{
  background:var(--link-soft);
  color:var(--ink);
  font-size:0.8rem;
  font-weight:600;
  padding:5px 12px;
  border-radius:999px;
  white-space:nowrap;
}

main{padding:44px 0 90px;}
main.home{padding-top:0;}
section{margin-bottom:52px; max-width:66ch;}
h1{font-weight:700; font-size:1.5rem; margin:0 0 28px; letter-spacing:-0.015em;}
.section-label,
h2{
  display:block;
  font-weight:700;
  font-size:0.76rem;
  letter-spacing:0.07em;
  text-transform:uppercase;
  color:var(--link);
  margin:0 0 18px;
  padding:0;
  border:none;
}
p{margin:0 0 17px;}
.muted{color:var(--slate-soft); font-size:0.9rem;}

.entry{
  padding:20px 22px;
  margin-bottom:14px;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--paper);
  transition:border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.entry:hover{border-color:color-mix(in srgb, var(--link) 35%, var(--line)); box-shadow:0 6px 18px -12px rgba(20,30,60,0.25); transform:translateY(-1px);}
.entry-head{display:flex; justify-content:space-between; gap:16px; align-items:baseline; flex-wrap:wrap;}
.entry-title{font-weight:700;}
.entry-org{color:var(--link); font-size:0.9rem; font-weight:500; margin-top:3px;}
.entry-date{color:var(--slate-soft); font-size:0.83rem; white-space:nowrap;}
.entry p{margin:10px 0 0; font-size:0.96rem; color:var(--slate);}
.entry ul{margin:10px 0 0; padding-left:20px; font-size:0.96rem; color:var(--slate);}
.entry ul li{margin-bottom:6px;}
.entry ul li:last-child{margin-bottom:0;}
.entry .status{font-size:0.83rem; color:var(--slate-soft); margin-top:8px;}

.project-list{list-style:none; margin:0; padding:0;}
.project-list li{
  padding:16px 20px;
  margin-bottom:10px;
  border:1px solid var(--line);
  border-radius:14px;
  font-size:0.96rem;
  color:var(--slate);
  transition:border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.project-list li:hover{border-color:color-mix(in srgb, var(--link) 35%, var(--line)); box-shadow:0 6px 18px -12px rgba(20,30,60,0.25); transform:translateY(-1px);}
.project-list a{color:var(--ink); font-weight:700;}

footer{border-top:1px solid var(--line); padding:24px 0 60px; color:var(--slate-soft); font-size:0.84rem;}
footer .page{display:block;}

@media (max-width:640px){
  .topbar-inner{padding:16px 22px;}
  .toplinks{gap:18px;}
  .hero{flex-direction:column; gap:28px; padding-top:36px;}
  .hero-side{width:100%;}
  .photo-frame{width:136px; height:136px; margin-bottom:14px;}
  .side-links{flex-direction:row; flex-wrap:wrap; gap:14px 20px; border-top:none; padding-top:4px;}
}