:root{
  --paper:#fdf8ec;
  --paper-2:#f3eee4;
  --ink:#25221e;
  --ink-2:#403f3c;
  --muted:#78736b;
  --line:#e5e1d6;
  --line-2:#d6d2c6;
  --accent:#25221e;
  --accent-soft:rgba(37,34,30,0.28);
  --max:1060px;
  --measure:760px;
  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --mono:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink-2);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding-inline:clamp(1.25rem,5vw,2.25rem);
}

/* ---------- type ---------- */
h1,h2,h3{
  font-family:var(--serif);
  color:var(--ink);
  font-weight:500;
  margin:0;
  letter-spacing:-0.011em;
}
h1{
  font-size:clamp(2.05rem,4.5vw,3.05rem);
  line-height:1.14;
  letter-spacing:-0.018em;
  max-width:30ch;
}
h2{
  font-size:clamp(1.5rem,2.7vw,2rem);
  line-height:1.2;
}
p{margin:0}
.lead{
  font-size:1.16rem;
  line-height:1.58;
  color:var(--ink-2);
  max-width:var(--measure);
}
.body{max-width:var(--measure)}
.body p + p{margin-top:1.1rem}
.meta{
  font-family:var(--mono);
  font-size:0.78rem;
  letter-spacing:0.02em;
  color:var(--muted);
}

a{color:var(--accent);text-decoration:none}
a.link{
  border-bottom:1px solid var(--accent-soft);
  transition:border-color .15s ease;
  padding-bottom:1px;
}
a.link:hover{border-color:var(--accent)}
.ext::after{content:" \2197";font-size:0.85em;opacity:0.8}

/* failure behaviors marked by weight, monochrome */
.mark{
  color:var(--ink);
  font-weight:500;
  white-space:nowrap;
}

/* ---------- header ---------- */
header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(253,248,236,0.84);
  backdrop-filter:saturate(180%) blur(10px);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:62px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:0.55rem;
  font-family:var(--serif);
  font-weight:600;
  font-size:1.18rem;
  color:var(--ink);
  letter-spacing:-0.01em;
}
.brand .logo{
  width:23px;
  height:23px;
}
.logo{
  width:20px;
  height:20px;
  flex:none;
  color:var(--ink);
}
nav ul{
  display:flex;
  gap:1.6rem;
  list-style:none;
  margin:0;padding:0;
}
nav a{
  font-family:var(--mono);
  font-size:0.8rem;
  color:var(--ink-2);
  letter-spacing:0.01em;
  transition:color .15s ease;
}
nav a:hover{color:var(--accent)}
nav a[aria-current="page"]{color:var(--ink)}

/* ---------- sections ---------- */
section{
  padding-block:clamp(2rem,4vw,3rem);
  border-top:1px solid var(--line);
}
main > section:first-child{
  border-top:none;
  padding-top:clamp(2.5rem,5vw,3.75rem);
}

.hero h1{margin-bottom:1.6rem}
.hero .lead{margin-bottom:0}
.head{margin-bottom:2.4rem;max-width:var(--measure)}
.head h2{margin-bottom:1rem}
.head p{color:var(--ink-2)}

/* ---------- research register ---------- */
.entry{
  padding-block:1.9rem;
  border-bottom:1px solid var(--line);
  max-width:var(--measure);
}
.entry:first-child{border-top:1px solid var(--line)}
.entry .tag{margin-bottom:0.6rem}
.entry h3{font-size:1.2rem;margin-bottom:0.5rem}
.entry p{color:var(--ink-2);margin-bottom:0.8rem}
.entry .links{
  font-family:var(--mono);
  font-size:0.82rem;
  display:flex;
  flex-wrap:wrap;
  gap:0.4rem 1.4rem;
}
.allwork{
  font-family:var(--mono);
  font-size:0.85rem;
  margin-top:1.9rem;
}

/* ---------- faq ---------- */
.qa{max-width:var(--measure)}
.q{
  padding-block:1.6rem;
  border-bottom:1px solid var(--line);
}
.q:first-child{border-top:1px solid var(--line)}
.q h3{font-size:1.12rem;margin-bottom:0.55rem}
.q p{color:var(--ink-2)}

/* ---------- team ---------- */
.people{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:2.5rem 3rem;
  max-width:var(--measure);
}
.person img{
  width:104px;
  height:104px;
  object-fit:cover;
  object-position:50% 25%;
  border-radius:5px;
  display:block;
  margin-bottom:1.1rem;
  background:var(--paper-2);
}
.person .name{
  font-family:var(--serif);
  font-weight:500;
  font-size:1.2rem;
  color:var(--ink);
  margin-bottom:0.15rem;
}
.person .role{
  font-family:var(--mono);
  font-size:0.78rem;
  color:var(--muted);
  letter-spacing:0.02em;
  margin-bottom:0.7rem;
}
.person p{color:var(--ink-2);margin-bottom:0.7rem}
.person a{font-family:var(--mono);font-size:0.82rem}

/* ---------- contact ---------- */
.email-lg{
  font-family:var(--serif);
  font-size:clamp(1.3rem,2.4vw,1.7rem);
  color:var(--ink);
  display:inline-block;
  margin-top:1.4rem;
  border-bottom:1px solid var(--line-2);
  padding-bottom:2px;
  transition:border-color .15s ease;
}
.email-lg:hover{border-color:var(--accent)}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--line);
  padding-block:2.2rem;
}
.legal{
  font-family:var(--mono);
  font-size:0.86rem;
  color:var(--muted);
}

/* ---------- focus + motion ---------- */
a:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:2px;
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important}
}

/* ---------- responsive ---------- */
@media (max-width:720px){
  body{font-size:16px}
  .bar{
    flex-wrap:wrap;
    height:auto;
    padding-block:0.85rem;
    row-gap:0.35rem;
  }
  nav ul{gap:1.1rem}
  nav a{font-size:0.76rem}
  .people{grid-template-columns:1fr;gap:2rem}
}