:root{--bg:#ffffff;--bg-alt:#f4f6f9;--surface:#ffffff;--text:#1b2733;--muted:#5b6b7b;--accent:#1565c0;--accent-hover:#0d47a1;--border:#e2e8f0;--ring:rgba(21, 101, 192, 0.28);--shadow:0 1px 2px rgba(16, 24, 40, 0.06), 0 8px 24px rgba(16, 24, 40, 0.06);--font-body:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-head:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--measure:68ch;--radius:12px;--gap:clamp(1rem, 3vw, 2rem)}[data-theme=dark]{--bg:#0e1621;--bg-alt:#131e2b;--surface:#17222f;--text:#e6ebf1;--muted:#9fb0c0;--accent:#5b9df0;--accent-hover:#85b6f5;--border:#223244;--ring:rgba(91, 157, 240, 0.35);--shadow:0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 30px rgba(0, 0, 0, 0.35)}*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation-duration:.001ms!important;transition-duration:.001ms!important}}body{margin:0;font-family:var(--font-body);font-size:1.0625rem;line-height:1.65;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3{font-family:var(--font-head);line-height:1.2;color:var(--text);margin:0 0 .5em;letter-spacing:-.01em}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover);text-decoration:underline}:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:4px}img{max-width:100%;height:auto}.skip-link{position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;padding:.6rem 1rem;z-index:100;border-radius:0 0 8px 0}.skip-link:focus{left:0}.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(150%)blur(8px);border-bottom:1px solid var(--border);border-top:3px solid var(--accent)}.nav{max-width:1080px;margin:0 auto;padding:.7rem var(--gap);display:flex;align-items:center;gap:1rem}.brand{font-weight:700;font-size:1.05rem;color:var(--text);letter-spacing:-.01em}.brand:hover{text-decoration:none;color:var(--accent)}.nav-links{list-style:none;display:flex;gap:1.25rem;margin:0 0 0 auto;padding:0}.nav-links a{color:var(--muted);font-weight:500;font-size:.95rem}.nav-links a:hover{color:var(--accent);text-decoration:none}.theme-toggle{display:inline-grid;place-items:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);cursor:pointer;transition:border-color .15s ease,transform .15s ease}.theme-toggle:hover{border-color:var(--accent);transform:translateY(-1px)}.theme-icon{display:none;line-height:0}[data-theme=light] .theme-icon--moon{display:inline-block}[data-theme=dark] .theme-icon--sun{display:inline-block}.hero{padding:clamp(2.5rem,6vw,4.5rem)var(--gap)clamp(2rem,4vw,3rem);text-align:center;background:radial-gradient(60% 60% at 50% 0%,color-mix(in srgb,var(--accent) 8%,transparent),transparent 70%),var(--bg)}.hero-inner{max-width:640px;margin:0 auto}.avatar{width:250px;height:250px;border-radius:50%;object-fit:cover;border:4px solid var(--surface);box-shadow:0 0 0 2px var(--accent),var(--shadow);margin-bottom:1.25rem}.hero-name{font-size:clamp(1.75rem,4vw,2.4rem);margin-bottom:.15em}.hero-role{font-size:1.15rem;font-weight:600;color:var(--text);margin:0 0 .1rem}.hero-affil{margin:0 0 1.25rem}.hero-affil a{font-weight:500}.social{list-style:none;display:flex;justify-content:center;flex-wrap:wrap;gap:.6rem;margin:0;padding:0}.social a{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--muted);transition:color .15s ease,border-color .15s ease,transform .15s ease}.social a:hover{color:var(--accent);border-color:var(--accent);transform:translateY(-2px);text-decoration:none}.section{padding:clamp(2.25rem,5vw,3.5rem)var(--gap)}.section--alt{background:var(--bg-alt)}.section-inner{max-width:1080px;margin:0 auto}.section h2{font-size:clamp(1.4rem,3vw,1.8rem);position:relative;padding-bottom:.4rem;margin-bottom:1.5rem}.section h2::after{content:"";position:absolute;left:0;bottom:0;width:3rem;height:3px;border-radius:3px;background:var(--accent)}.bio-grid{display:grid;grid-template-columns:1fr;gap:var(--gap)}@media(min-width:820px){.bio-grid{grid-template-columns:minmax(0,1.8fr)minmax(0,1fr)}}.bio-body p{max-width:var(--measure)}.bio-side h3{font-size:1.05rem;margin-bottom:.75rem}.interests{list-style:none;margin:0;padding:0;gap:.5rem}.interests li{background:var(--surface);font-size:.92rem}.timeline{list-style:none;margin:0;padding:0;position:relative}.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--border)}.timeline-item{position:relative;padding:0 0 1.6rem 2.25rem}.timeline-item:last-child{padding-bottom:0}.timeline-marker{position:absolute;left:0;top:.35rem;width:16px;height:16px;border-radius:50%;background:var(--bg);border:3px solid var(--accent)}.timeline-title{font-size:1.1rem;margin-bottom:.1rem}.timeline-period{margin:0;color:var(--accent);font-weight:600;font-size:.9rem}.timeline-detail{margin:.25rem 0 0;color:var(--muted)}.prose{max-width:var(--measure)}.prose h1{font-size:clamp(1.6rem,4vw,2.2rem);margin-bottom:1rem}.prose code{background:var(--bg-alt);border:1px solid var(--border);border-radius:5px;padding:.1em .35em;font-size:.9em}.site-footer{border-top:1px solid var(--border);padding:2rem var(--gap);text-align:center;color:var(--muted);font-size:.9rem}.site-footer p{max-width:640px;margin:0 auto}