:root{
  --bg:#07101d;--bg2:#0b1627;--panel:#0f1d31cc;--text:#eef5ff;--muted:#a8b8cc;
  --line:#223855;--accent:#7dd3fc;--accent2:#c4b5fd;--max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
  radial-gradient(circle at 15% 0%,#14264b 0,transparent 34%),
  radial-gradient(circle at 95% 18%,#241b4b 0,transparent 30%),
  linear-gradient(180deg,var(--bg),#08121f 55%,#050b13);
  color:var(--text);font-family:Inter,system-ui,sans-serif;line-height:1.65}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.28;
  background-image:radial-gradient(#fff 0.6px,transparent 0.7px);background-size:43px 43px}
a{color:inherit;text-decoration:none}
.nav-wrap{position:sticky;top:0;z-index:20;backdrop-filter:blur(16px);background:#07101dcc;border-bottom:1px solid #ffffff12}
.nav{max-width:var(--max);margin:auto;padding:17px 24px;display:flex;justify-content:space-between;align-items:center}
.brand{font:700 14px Space Grotesk, sans-serif;letter-spacing:.18em}
.nav-links{display:flex;gap:24px;font-size:13px;color:var(--muted)}
.nav-links a:hover{color:var(--text)}
main{max-width:var(--max);margin:auto;padding:0 24px}
.hero{min-height:76vh;display:grid;grid-template-columns:1.55fr .75fr;gap:60px;align-items:center;padding:88px 0 64px}
.eyebrow,.section-label,.status{font-size:11px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--accent)}
h1,h2,h3{font-family:Space Grotesk,Inter,sans-serif;margin:0}
h1{font-size:clamp(52px,8vw,94px);line-height:.95;letter-spacing:-.055em;margin:18px 0 30px}
h2{font-size:clamp(34px,5vw,56px);line-height:1.05;letter-spacing:-.035em;margin:12px 0 36px}
h3{font-size:20px;line-height:1.25}
.lead{font-size:20px;color:#c7d5e7;max-width:780px}
.lead.small{font-size:18px}
.hero-actions,.contact-actions,.inline-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;padding:11px 17px;border:1px solid #34506f;border-radius:999px;font-weight:600;font-size:14px;background:#0d1a2a}
.btn:hover{border-color:var(--accent);transform:translateY(-1px)}
.btn.primary{background:linear-gradient(135deg,#38bdf8,#818cf8);border:0;color:#06101c}
.availability{margin-top:25px;color:var(--muted);font-size:14px;max-width:720px}
.profile-card{border:1px solid var(--line);background:linear-gradient(180deg,#101e33dd,#0b1627d9);border-radius:28px;padding:24px;box-shadow:0 30px 90px #0006}
.portrait-placeholder{height:240px;border-radius:20px;background:
  radial-gradient(circle at 60% 30%,#6d5fd055,transparent 32%),
  radial-gradient(circle at 35% 70%,#0ea5e955,transparent 30%),
  #0a1424;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid #ffffff12}
.portrait-placeholder span{font:700 70px Space Grotesk;color:#d9ecff}
.portrait-placeholder small{color:#7890ad}
dl{margin:20px 0 0}dl div{padding:11px 0;border-top:1px solid #ffffff12}
dt{font-size:11px;text-transform:uppercase;letter-spacing:.13em;color:#7691af}dd{margin:2px 0 0;font-size:14px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metrics div{padding:25px 22px;border-right:1px solid var(--line)}.metrics div:last-child{border-right:0}
.metrics strong{display:block;font-family:Space Grotesk;font-size:20px}.metrics span{display:block;color:var(--muted);font-size:12px;margin-top:5px}
.section{padding:95px 0;border-bottom:1px solid var(--line)}
.cards{display:grid;gap:16px}.cards.three{grid-template-columns:repeat(3,1fr)}.cards.two{grid-template-columns:repeat(2,1fr)}
.card,.pub{padding:26px;border:1px solid var(--line);background:var(--panel);border-radius:20px}
.card p,.pub p,.timeline p,.feature p,.education p{color:var(--muted)}
.toolkit{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px}
.toolkit span{font-size:12px;border:1px solid #29435f;background:#0d1928;padding:7px 10px;border-radius:999px;color:#bcd0e5}
.split{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}
.timeline article{padding:0 0 30px 28px;border-left:1px solid #325272;position:relative}
.timeline article:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent);position:absolute;left:-5px;top:4px}
.when{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.feature{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;padding:30px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(120deg,#10213b99,#14142e99)}
.feature-note{padding:20px;border-left:1px solid #35506d}
.feature-note strong{font-family:Space Grotesk}
.inline-links a{color:var(--accent);font-weight:600;font-size:14px}
.pub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.pub.featured{background:linear-gradient(135deg,#102844,#181737)}
.status{margin-bottom:12px}.pub h3{font-size:21px}
.ai-panel{background:linear-gradient(135deg,#0d2440aa,#1b1537aa);margin-left:-24px;margin-right:-24px;padding-left:24px;padding-right:24px;border-radius:28px}
.ai-role-line{margin-top:26px;color:#c4d4e6}
.edu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.edu-grid article{border-top:1px solid #3b5675;padding-top:18px}
.edu-grid span{display:block;color:var(--accent);font-size:12px;margin-bottom:7px}.edu-grid strong{font-family:Space Grotesk;font-size:18px}
.contact{padding:95px 0;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end}
.contact h2{margin-bottom:14px}.contact p{color:var(--muted);max-width:700px}
footer{max-width:var(--max);margin:auto;padding:26px 24px 48px;color:#71849b;font-size:12px;display:flex;justify-content:space-between;border-top:1px solid var(--line)}
@media(max-width:900px){
  .nav-links{display:none}.hero{grid-template-columns:1fr;min-height:auto}.profile-card{max-width:520px}
  .metrics{grid-template-columns:repeat(2,1fr)}.cards.three,.cards.two,.pub-grid,.edu-grid{grid-template-columns:1fr}
  .split,.feature,.contact{grid-template-columns:1fr}.feature-note{border-left:0;border-top:1px solid #35506d}.contact{align-items:start}
}
@media(max-width:560px){main{padding:0 18px}.nav{padding:15px 18px}.hero{padding-top:62px}.metrics{grid-template-columns:1fr}.metrics div{border-right:0;border-bottom:1px solid var(--line)}h1{font-size:52px}.section{padding:72px 0}.ai-panel{margin-left:-18px;margin-right:-18px;padding-left:18px;padding-right:18px}}

.section-intro{max-width:780px;color:var(--muted);font-size:16px;margin:-18px 0 34px}
.pub-list{display:grid;gap:0;border-top:1px solid var(--line)}
.pub-row{display:grid;grid-template-columns:86px 1fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}
.pub-year{font:600 13px Space Grotesk,Inter,sans-serif;color:var(--accent);letter-spacing:.08em;padding-top:4px}
.pub-row h3{font-size:20px;margin-bottom:8px}
.pub-row p{margin:0 0 8px;color:var(--muted);font-size:14px}
.pub-row .doi{color:var(--accent);font-size:13px;font-weight:600}
.muted-doi{color:#71849b!important;font-weight:500!important}
.subhead{font-size:24px;margin:48px 0 18px}
.preprint-list{border-top:1px solid var(--line)}
.preprint-list p{margin:0;padding:17px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px}
.preprint-list a{color:var(--accent);font-weight:600}
@media(max-width:560px){
  .pub-row{grid-template-columns:1fr;gap:7px}
  .pub-year{padding-top:0}
}

.cards.four{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.cards.four{grid-template-columns:1fr}}

.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:30px}
.skill-group{padding:22px;border:1px solid var(--line);background:#0d1928aa;border-radius:18px}
.skill-title{font:600 13px Space Grotesk,Inter,sans-serif;letter-spacing:.08em;text-transform:uppercase;color:#d8e8fa;margin-bottom:14px}
.skill-group .toolkit{margin-top:0}
@media(max-width:900px){.skills-grid{grid-template-columns:1fr}}

.nav-contact{display:flex;align-items:center;gap:12px;margin-left:auto;margin-right:28px;font-size:12px}
.nav-email{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 11px;border:1px solid #4bc8f5;
  border-radius:999px;color:#eef8ff!important;
  background:linear-gradient(135deg,#0d263d,#102947);
  box-shadow:0 0 0 1px #7dd3fc12,0 0 18px #38bdf822;
  font-weight:600
}
.nav-email span{
  font-size:9px;letter-spacing:.12em;color:#7dd3fc;
  font-weight:700
}
.nav-email:hover{
  border-color:#9be5ff;background:linear-gradient(135deg,#12304c,#15345a);
  box-shadow:0 0 22px #38bdf83d
}
.nav-linkedin{color:#9fb5ca}
.nav-linkedin:hover{color:var(--accent)}
@media(max-width:1050px){
  .nav-linkedin{display:none}
  .nav-contact{margin-right:0}
}
@media(max-width:760px){
  .nav-email{display:none}
}


.hero-role{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 14px;
  margin-bottom:18px;
  max-width:930px;
}
.hero-role span{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:7px 13px;
  border:1px solid #3bbfec;
  border-radius:999px;
  background:linear-gradient(135deg,#0d2943,#123052);
  color:#a5e9ff;
  font:700 clamp(16px,1.45vw,21px)/1.15 Space Grotesk,Inter,sans-serif;
  letter-spacing:.035em;
  box-shadow:0 0 18px #38bdf81c;
}
.hero-role span:first-child{
  color:#f0f8ff;
  border-color:#72d6f7;
}
@media(max-width:760px){
  .hero-role{gap:8px}
  .hero-role span{
    font-size:14px;
    min-height:34px;
    padding:6px 10px;
  }
}