:root{
  --ink:#061E39; --maroon:#800000; --maroon-dk:#5e0000; --navy:#15406B;
  --slate:#51677C; --mist:#EBF1F6; --line:#D8E2EB; --body:#2C415A; --paper:#FFFFFF;
  --sans:'Schibsted Grotesk',system-ui,-apple-system,Segoe UI,sans-serif;
  --serif:'Source Serif 4',Georgia,'Times New Roman',serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --maxw:1100px;
  --pad:clamp(20px,5vw,44px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);
  font-size:clamp(16px,0.55rem + 0.7vw,18px);line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
figure{margin:0}
h1,h2,h3,h4{font-family:var(--sans);color:var(--ink);line-height:1.14;letter-spacing:-.02em;font-weight:700;margin:0}
a{color:var(--maroon);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--maroon-dk)}
:focus-visible{outline:2px solid var(--maroon);outline-offset:3px;border-radius:2px}

.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.eyebrow{font-family:var(--mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--navy);margin:0 0 14px}

.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:6px;font-family:var(--sans);font-weight:600;text-decoration:none}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.brand{font-family:var(--sans);font-weight:800;font-size:1.05rem;letter-spacing:-.01em;color:var(--ink);text-decoration:none}
.brand:hover{color:var(--ink)}
.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer;padding:10px}
.nav-toggle span{height:2px;width:100%;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.nav-menu{display:flex;gap:30px;list-style:none;margin:0;padding:0}
.nav-menu a{font-family:var(--sans);font-weight:600;font-size:.95rem;color:var(--slate);text-decoration:none}
.nav-menu a:hover{color:var(--ink)}
.nav-menu a[aria-current="page"]{color:var(--ink);border-bottom:2px solid var(--maroon);padding-bottom:5px}
.js .nav-toggle{display:inline-flex}
.js .nav-menu{position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 16px 26px rgba(6,30,57,.09);padding:6px var(--pad) 14px;display:none}
.js .nav-menu.open{display:flex}
.js .nav-menu li{border-top:1px solid var(--line)}
.js .nav-menu a{display:block;padding:15px 0;font-size:1.05rem}
.js .nav-menu a[aria-current="page"]{padding-bottom:15px;border-bottom:1px solid var(--line)}
@media(min-width:760px){
  .nav-toggle,.js .nav-toggle{display:none}
  .js .nav-menu{position:static;flex-direction:row;gap:30px;display:flex;background:none;border:0;box-shadow:none;padding:0}
  .js .nav-menu li{border:0}
  .js .nav-menu a{display:inline;padding:0;font-size:.95rem}
  .js .nav-menu a[aria-current="page"]{padding-bottom:5px;border-bottom:2px solid var(--maroon)}
}

/* ---------- home ---------- */
.home{padding-block:clamp(32px,6vw,60px)}
.home-intro h1{font-size:clamp(2.1rem,4.6vw,3.1rem)}
.home-photo{margin:28px 0 6px;max-width:300px}
.home-photo img{width:100%;border-radius:12px;border:1px solid var(--line);box-shadow:0 18px 38px rgba(6,30,57,.13)}
.home-bio{max-width:66ch}
.home-bio p{margin:0 0 18px;color:var(--body)}
.home-bio p.lede{font-size:1.12em;color:var(--ink)}
.home-bio a{font-weight:500}
@media(min-width:900px){
  .home-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-template-areas:"intro photo" "bio photo";column-gap:clamp(40px,5vw,64px);align-items:start}
  .home-intro{grid-area:intro}
  .home-photo{grid-area:photo;margin:0;max-width:none;position:sticky;top:90px}
  .home-bio{grid-area:bio;margin-top:28px}
}

/* ---------- page header (research) ---------- */
.page-head{padding-block:clamp(30px,5vw,52px) 6px}
.page-head h1{font-size:clamp(2rem,4.4vw,2.7rem)}
.page-head .intro{max-width:66ch;color:var(--body);margin:18px 0 0}
.page-head .intro em{color:var(--slate)}

/* ---------- section + heading ---------- */
.section{padding-block:clamp(28px,4.5vw,46px)}
h2.sec{position:relative;font-size:clamp(1.45rem,3.3vw,2rem);padding-bottom:14px;border-bottom:2px solid var(--ink);margin:0 0 6px}
h2.sec::after{content:"";position:absolute;left:0;bottom:-2px;width:66px;height:2px;background:var(--maroon)}

/* ---------- publications ---------- */
.pub-list{margin-top:8px}
.pub{display:grid;grid-template-columns:1fr;gap:14px 30px;padding:28px 0;border-bottom:1px solid var(--line)}
.pub:last-child{border-bottom:0}
.pub-fig{margin:0;max-width:380px}
.pub-fig img{width:100%;border-radius:8px;border:1px solid var(--line);background:#fff;padding:7px}
.pub-title{font-size:1.16rem;line-height:1.3;margin:0 0 8px}
.pub-authors{font-style:italic;color:var(--slate);margin:0 0 10px;font-size:.98em}
.pub-venue{font-family:var(--sans);font-weight:600;font-size:.96rem;color:var(--ink);margin:0 0 5px}
.pub-venue a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.pub-venue a:hover{color:var(--maroon);border-color:var(--maroon)}
.pub-venue em{font-style:italic}
.oa{display:inline-block;font-family:var(--mono);font-size:.64rem;letter-spacing:.07em;text-transform:uppercase;color:var(--navy);background:var(--mist);border-radius:4px;padding:2px 7px;margin-left:6px;vertical-align:1px}
.pub-takeaway{color:var(--ink);font-weight:500;margin:13px 0;font-size:1.03em;line-height:1.55}
.pub-note{font-family:var(--sans);font-size:.86rem;color:var(--slate);margin:6px 0}
.pub-award{font-family:var(--sans);font-size:.86rem;color:var(--maroon);font-weight:600;margin:5px 0;display:flex;gap:9px}
.pub-award::before{content:"\2605";color:var(--maroon);flex:none}
.pub-coverage{font-family:var(--sans);font-size:.9rem;color:var(--slate);margin:14px 0 0;line-height:1.9}
.pub-coverage .lbl{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--navy);margin-right:6px}
.pub-coverage a{color:var(--maroon);text-decoration:none;border-bottom:1px solid transparent}
.pub-coverage a:hover{border-color:var(--maroon)}
details.pub-abstract{margin:14px 0 0}
details.pub-abstract>summary{font-family:var(--sans);font-weight:700;font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;color:var(--maroon);cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:8px;user-select:none}
details.pub-abstract>summary::-webkit-details-marker{display:none}
details.pub-abstract>summary::before{content:"+";font-family:var(--mono);font-size:1.05em;line-height:1;width:1em;text-align:center}
details.pub-abstract[open]>summary::before{content:"\2013"}
details.pub-abstract .well{margin:13px 0 0;padding:18px 22px;background:var(--mist);border-left:3px solid var(--maroon);border-radius:0 8px 8px 0;color:var(--body);font-size:.97em;line-height:1.62}
.pub-abstract .well p{margin:0}
@media(min-width:760px){
  .pub{grid-template-columns:200px minmax(0,1fr)}
  .pub-fig{max-width:none}
}
@media(min-width:1000px){
  .pub{grid-template-columns:230px minmax(0,1fr)}
}

/* ---------- working papers + other writing ---------- */
.wp,.op{padding:20px 0;border-bottom:1px solid var(--line)}
.wp:last-child,.op:last-child{border-bottom:0}
.wp h3,.op h3{font-size:1.08rem;line-height:1.34;margin:0 0 8px}
.op h3 a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.op h3 a:hover{color:var(--maroon);border-color:var(--maroon)}
.wp-meta{margin:0 0 6px;font-family:var(--sans);font-size:.96rem;color:var(--ink)}
.wp-meta em,.op-venue em{font-style:italic;color:var(--slate)}
.stage{display:inline-block;font-family:var(--mono);font-size:.63rem;letter-spacing:.07em;text-transform:uppercase;color:#fff;background:var(--maroon);border-radius:4px;padding:3px 8px;margin-right:9px;vertical-align:2px}
.wp-authors,.op-venue{font-style:italic;color:var(--slate);margin:0;font-size:.96em}

/* ---------- footer ---------- */
.site-foot{background:var(--ink);color:#cdd8e4;margin-top:48px}
.site-foot .container{padding-block:50px 38px}
.foot-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px}
.foot-row a{color:#fff;font-family:var(--sans);font-size:.95rem;text-decoration:none;border-bottom:1px solid transparent}
.foot-row a:hover{border-color:#fff}
.fine{font-family:var(--mono);font-size:.7rem;letter-spacing:.04em;color:#7E93A9;margin:24px 0 0}

/* ---------- reduced motion + print ---------- */
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{
  .nav,.nav-toggle,.site-foot{display:none}
  body{font-size:11pt;color:#000}
  a{color:#000;text-decoration:none}
  details.pub-abstract .well{background:none;border-left:2px solid #000}
  details.pub-abstract[open]>summary{display:none}
}