:root{--bg:#0f1214;--panel:#161b1e;--line:#263036;--ink:#f3efe6;--muted:#a9b2b6;--accent:#4fb3a6;--max:1040px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent);text-underline-offset:3px}a:hover{color:#7fd3c8}
a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:var(--ink);color:var(--bg);padding:.5rem 1rem;z-index:9}
.wrap{max-width:var(--max);margin:0 auto;padding:0 1.5rem}
header.top{border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding-top:1rem;padding-bottom:1rem;flex-wrap:wrap}
.brand{font-weight:700;letter-spacing:.02em;color:var(--ink);text-decoration:none}
nav a{color:var(--muted);text-decoration:none;margin-left:1.25rem;font-size:.95rem}nav a:hover{color:var(--ink)}
.hero{padding-top:5.5rem;padding-bottom:4rem}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;color:var(--accent);margin:0 0 1rem}
h1{font-family:Georgia,"Times New Roman",serif;font-weight:600;font-size:clamp(2.4rem,6vw,4.2rem);line-height:1.08;margin:0 0 1.25rem}
h2{font-family:Georgia,"Times New Roman",serif;font-weight:600;font-size:clamp(1.6rem,3.2vw,2.2rem);margin:0 0 1rem;line-height:1.2}
h3{font-size:1.08rem;margin:0 0 .35rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:40rem;margin:0 0 2rem}
.btns{display:flex;gap:.8rem;flex-wrap:wrap}
.btn{display:inline-block;padding:.75rem 1.3rem;border-radius:999px;border:1px solid var(--accent);text-decoration:none;font-weight:600;font-size:.98rem}
.btn.primary{background:var(--accent);color:#0b1513}.btn.primary:hover{background:#6fcbbf;color:#0b1513}
.btn.ghost{color:var(--ink)}.btn.ghost:hover{background:rgba(79,179,166,.12);color:var(--ink)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:3.5rem;max-width:36rem}
.stat b{display:block;font-family:Georgia,serif;font-size:2rem;color:var(--ink)}.stat span{color:var(--muted);font-size:.9rem}
section{padding:4rem 0;border-top:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1.4rem}
.card .role{color:var(--accent);font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 .5rem}
.card p{margin:.2rem 0 0;color:var(--muted);font-size:.97rem}
ul.patents{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:.75rem}
ul.patents li{border:1px solid var(--line);border-radius:10px;padding:.9rem 1rem}
ul.patents code{display:block;color:var(--muted);font-size:.85rem;margin-top:.2rem}
.muted{color:var(--muted)}
footer{border-top:1px solid var(--line);padding:2rem 0 3rem;color:var(--muted);font-size:.92rem}
footer .wrap{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
footer a{color:var(--muted)}footer a:hover{color:var(--ink)}
footer nav a{margin:0 1.1rem 0 0}
.doc{padding-top:4rem;padding-bottom:3rem;max-width:46rem}
.doc h1{font-size:clamp(2rem,5vw,3rem)}
.doc h2{font-size:1.3rem;margin-top:2.2rem;font-family:inherit;font-weight:700}
.doc p,.doc li{color:#d6d9da}
@media (max-width:640px){nav a{margin-left:.9rem}.hero{padding-top:3.5rem;padding-bottom:3rem}.stats{gap:.5rem}.stat b{font-size:1.6rem}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}