:root{
  --bg:#f5f8fc;
  --surface:#ffffff;
  --surface-2:#eef4fb;
  --text:#102033;
  --muted:#5f7288;
  --line:#dce6f2;
  --primary:#0f2747;
  --primary-2:#17467a;
  --accent:#2f75d6;
  --accent-soft:#dceaff;
  --shadow:0 18px 40px rgba(16,32,51,.08);
  --radius:22px;
  --radius-sm:14px;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top right, rgba(47,117,214,.16), transparent 24%),
    radial-gradient(circle at top left, rgba(23,70,122,.08), transparent 22%),
    var(--bg);
  line-height:1.7;
}
img{max-width:100%;display:block}
a{color:var(--primary-2);text-decoration:none}
a:hover{text-decoration:none;color:var(--accent)}
.wrap{width:min(calc(100% - 2rem), var(--wrap));margin-inline:auto}
.site-header{
  position:sticky;top:0;z-index:30;
  backdrop-filter:blur(12px);
  background:rgba(245,248,252,.88);
  border-bottom:1px solid rgba(220,230,242,.9);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1rem 0;
}
.brand{display:flex;align-items:center;gap:.9rem;color:var(--text)}
.brand-mark{
  width:46px;height:46px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#fff;font-weight:800;letter-spacing:.03em;
  box-shadow:var(--shadow);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text small{color:var(--muted);font-size:.84rem;margin-top:.2rem}
.site-nav{display:flex;align-items:center;gap:.25rem;flex-wrap:wrap}
.site-nav a{
  padding:.72rem .95rem;border-radius:999px;color:var(--muted);font-weight:600;font-size:.96rem
}
.site-nav a.active,.site-nav a:hover{
  background:var(--surface);box-shadow:0 8px 20px rgba(16,32,51,.06);color:var(--primary)
}
.nav-toggle{
  display:none;border:1px solid var(--line);background:var(--surface);
  padding:.7rem .9rem;border-radius:999px;font-weight:700;color:var(--primary)
}

.hero{
  padding:4rem 0 1.5rem;
}
.hero-grid{
  display:grid;grid-template-columns:1fr;gap:2rem;align-items:center;
}
.hero-copy h1{
  margin:.2rem 0 1rem;font-size:clamp(2.2rem,4vw,4.3rem);line-height:1.02;letter-spacing:-.03em;
  max-width:13ch;
}
.hero-inner .hero-copy h1{max-width:14ch;font-size:clamp(2rem,3.6vw,3.3rem)}
.eyebrow{
  margin:0 0 .55rem;color:var(--accent);font-weight:800;letter-spacing:.11em;
  text-transform:uppercase;font-size:.78rem
}
.lead{
  font-size:1.08rem;color:var(--muted);max-width:70ch
}
.section{padding:2rem 0}
.section-muted{background:rgba(255,255,255,.55);border-block:1px solid rgba(220,230,242,.7)}
.section-heading{margin-bottom:1.25rem}
.section-heading h2{margin:.25rem 0 0;font-size:clamp(1.6rem,2.4vw,2.5rem);line-height:1.1}
.hero-card,.panel,.info-card,.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)
}
.hero-card{padding:1.25rem}
.profile-block{
  display:grid;grid-template-columns:280px 1fr;gap:1.4rem;align-items:center
}
.profile-photo{
  border-radius:28px;aspect-ratio:1/1;object-fit:cover;background:#d9e7f7
}
.badge-row{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1rem}
.badge{
  border:1px solid var(--line);background:var(--surface-2);color:var(--primary);
  padding:.45rem .8rem;border-radius:999px;font-size:.86rem;font-weight:700
}
.intro{font-size:1.04rem;color:var(--muted);margin:0}
.button-row{display:flex;gap:.85rem;flex-wrap:wrap;margin-top:1.3rem}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  padding:.92rem 1.15rem;border-radius:14px;font-weight:700;border:1px solid transparent;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.button:hover{transform:translateY(-1px)}
.button.primary{
  background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;box-shadow:0 12px 25px rgba(47,117,214,.24)
}
.button.secondary{
  background:var(--surface);color:var(--primary);border-color:var(--line)
}
.stats-grid,.cards-3,.cards-2{
  display:grid;gap:1rem
}
.stats-grid{grid-template-columns:repeat(4,1fr);margin-top:1.25rem}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-2{grid-template-columns:repeat(2,1fr)}
.stat-card,.info-card,.panel{padding:1.15rem 1.1rem}
.stat-card strong{
  display:block;font-size:1.35rem;color:var(--primary);margin-bottom:.35rem
}
.stat-card span,.info-card p,.panel p{color:var(--muted)}
.info-card h3,.panel h3{margin:.05rem 0 .55rem;font-size:1.08rem}
.split-grid{
  display:grid;grid-template-columns:1.35fr .85fr;gap:1rem;align-items:start
}
.timeline-list{display:grid;gap:1rem}
.timeline-item{
  display:grid;grid-template-columns:160px 1fr;gap:1rem;
  padding:1rem 1.05rem;border-radius:18px;background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow)
}
.timeline-item h3{margin:.05rem 0 .35rem;font-size:1.05rem}
.timeline-item p{margin:0;color:var(--muted)}
.timeline-date{
  color:var(--accent);font-weight:800;font-size:.92rem;letter-spacing:.02em
}
.compact .timeline-item{grid-template-columns:145px 1fr}
.link-list,.stack-list,.footer-links,.contact-list{
  list-style:none;padding:0;margin:0;display:grid;gap:.7rem
}
.link-list a,.footer-links a{font-weight:600}
.top-space{margin-top:1rem}
.site-footer{
  margin-top:2rem;padding-top:2rem;background:linear-gradient(180deg, rgba(15,39,71,.98), rgba(9,22,40,1));
  color:rgba(255,255,255,.9)
}
.footer-grid{
  display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:1.4rem;padding-bottom:1.25rem
}
.site-footer h3,.site-footer h4{margin:.2rem 0 .6rem;color:#fff}
.site-footer p,.site-footer a{color:rgba(255,255,255,.78)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:1rem 0 1.4rem;font-size:.94rem
}
#pub-grid .info-card h3{font-size:1rem;line-height:1.35}
#pub-grid .meta{font-size:.92rem;color:var(--muted)}
#pub-grid .pub-link{display:inline-block;margin-top:.6rem;font-weight:700}
@media (max-width: 1020px){
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .cards-3,.split-grid,.footer-grid{grid-template-columns:1fr}
  .profile-block{grid-template-columns:1fr}
}
@media (max-width: 760px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:absolute;left:1rem;right:1rem;top:calc(100% + .6rem);
    background:rgba(255,255,255,.98);border:1px solid var(--line);
    border-radius:22px;box-shadow:var(--shadow);padding:.8rem;display:none;flex-direction:column;align-items:stretch
  }
  .site-nav.open{display:flex}
  .site-nav a{border-radius:14px}
  .timeline-item,.compact .timeline-item{grid-template-columns:1fr}
  .cards-2,.stats-grid{grid-template-columns:1fr}
  .hero{padding-top:3rem}
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-mark {
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: 14px;
  display: block;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-size: 18px;
  color: #0f2340;
}

.brand-text small {
  font-size: 13px;
  color: #6b7c93;
}