:root{--accent: #2f5d7a;--ink: #1a1f24;--muted: #5b6570;--bg0: #eef2f5;--bg1: #f7f9fb;--maxw: 760px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:IBM Plex Sans,Noto Sans SC,sans-serif;background:radial-gradient(1200px 600px at 10% -10%,#d9e4ec 0%,transparent 55%),linear-gradient(180deg,var(--bg0),var(--bg1) 40%,#f4f6f8);min-height:100vh}#root{min-height:100vh}.site-shell{width:min(var(--maxw),calc(100% - 2rem));margin:0 auto;padding-bottom:4rem}.site-header{position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#f7f9fbd9;border-bottom:1px solid rgba(47,93,122,.08);transition:transform .25s ease,opacity .25s ease}.site-header.is-hidden{transform:translateY(-100%);opacity:0;pointer-events:none}.site-header__inner,.section{width:min(var(--maxw),calc(100% - 2rem));margin:0 auto}.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0}.brand{font-weight:700;font-size:1.125rem;color:var(--ink);text-decoration:none;letter-spacing:.02em}.nav{display:flex;flex-wrap:wrap;gap:.75rem 1rem}.nav a{color:var(--muted);text-decoration:none;font-size:.95rem}.nav a:hover{color:var(--accent)}.hero{padding:4.5rem 0 3rem}.hero__name{font-size:clamp(2.4rem,6vw,3.4rem);line-height:1.1;margin:0 0 .75rem;font-weight:700}.hero__role{color:var(--accent);font-weight:500;margin:0 0 1rem}.hero__tagline{color:var(--muted);max-width:36rem;line-height:1.7;margin:0 0 1.75rem}.section{padding:2.5rem 0}.section__title{font-size:1.35rem;margin:0 0 1.25rem;font-weight:650}.fade-up{animation:fadeUp .55s ease both}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.skill-group{margin-bottom:1.5rem}.skill-group h3{margin:0 0 .5rem;font-size:1rem;color:var(--accent)}.skill-group ul{margin:0;padding-left:1.1rem;color:var(--muted);line-height:1.7}.exp-block{margin-bottom:2.25rem}.exp-meta{color:var(--muted);font-size:.95rem;margin-bottom:.75rem}.highlight{margin:1.25rem 0}.highlight h4{margin:0 0 .35rem}.highlight p{margin:.25rem 0;color:var(--muted);line-height:1.65}.update-banner{position:fixed;left:50%;bottom:1.25rem;transform:translate(-50%);z-index:50;display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:#1a1f24;color:#f7f9fb;border-radius:8px;box-shadow:0 8px 24px #0000002e;width:min(520px,calc(100% - 2rem))}.site-footer{text-align:center;color:var(--muted);font-size:.875rem;padding:2rem 0 3rem}@media(max-width:640px){.site-header__inner{flex-direction:column;align-items:flex-start}.hero{padding-top:3rem}}