:root{--bg:#fafafa;--fg:#0b0b0c;--muted:#5d5d66;--card:#fff;--line:#e7e7ec;--accent:#0b0b0c}
@media (prefers-color-scheme:dark){:root{--bg:#0b0b0c;--fg:#f4f4f6;--muted:#a1a1ab;--card:#16161a;--line:#26262c;--accent:#f4f4f6}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 -apple-system,BlinkMacSystemFont,"SF Pro Text","Inter",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
nav{display:flex;align-items:center;justify-content:space-between;padding:20px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;text-decoration:none;font-size:18px}
.brand .dot{width:26px;height:26px;border-radius:50%;background:conic-gradient(from 200deg,#7c3aed,#38bdf8,#f0abfc,#7c3aed)}
nav .links{display:flex;gap:22px;font-size:15px;color:var(--muted)}nav .links a{text-decoration:none}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:56px 0 72px}
h1{font-size:clamp(38px,6vw,64px);line-height:1.03;letter-spacing:-.03em;margin:0 0 18px}
.lead{font-size:clamp(18px,2.2vw,21px);color:var(--muted);max-width:34ch;margin:0 0 28px}
.cta{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:var(--bg);text-decoration:none;font-weight:600;padding:15px 24px;border-radius:999px}
.note{font-size:14px;color:var(--muted);margin-top:14px}
.orbs{position:relative;height:420px}
.orb{position:absolute;border-radius:50%;filter:saturate(1.1);box-shadow:0 30px 80px -20px rgba(124,58,237,.35);animation:float 9s ease-in-out infinite}
.orb::after{content:"";position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 32% 26%,rgba(255,255,255,.65),transparent 55%);mix-blend-mode:soft-light}
.o1{width:300px;height:300px;left:50%;top:50%;margin:-150px 0 0 -150px;background:radial-gradient(circle at 30% 30%,#ede9fe,transparent 60%),radial-gradient(circle at 70% 60%,#38bdf8,transparent 60%),radial-gradient(circle at 40% 80%,#f0abfc,transparent 55%),#7c3aed}
.o2{width:130px;height:130px;left:4%;top:62%;background:radial-gradient(circle at 30% 30%,#bae6fd,transparent 60%),radial-gradient(circle at 70% 70%,#22d3ee,transparent 60%),#1d4ed8;animation-delay:-3s;box-shadow:0 20px 50px -15px rgba(29,78,216,.4)}
.o3{width:96px;height:96px;right:4%;top:10%;background:radial-gradient(circle at 30% 30%,#ffd3b0,transparent 60%),radial-gradient(circle at 70% 70%,#f472b6,transparent 60%),#fb7185;animation-delay:-6s;box-shadow:0 20px 50px -15px rgba(251,113,133,.45)}
@keyframes float{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-14px) rotate(8deg)}}
@media (prefers-reduced-motion:reduce){.orb{animation:none}}
section{padding:64px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(28px,4vw,40px);letter-spacing:-.02em;line-height:1.1;margin:0 0 12px}
.sub{color:var(--muted);max-width:56ch;margin:0 0 36px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px}
.card h3{margin:10px 0 6px;font-size:19px}.card p{margin:0;color:var(--muted);font-size:16px}
.num{font-weight:700;font-size:14px;color:var(--muted)}
.bubbles{display:flex;flex-direction:column;gap:10px;max-width:520px}
.b{padding:12px 16px;border-radius:20px;max-width:85%;font-size:16px}
.b.them{background:var(--card);border:1px solid var(--line);align-self:flex-start}
.b.agent{background:rgba(124,58,237,.14);align-self:flex-end}
.who{font-size:12px;color:var(--muted);margin:0 6px -4px}.who.r{align-self:flex-end}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
ul.check{list-style:none;padding:0;margin:0}ul.check li{padding:10px 0 10px 30px;position:relative;border-bottom:1px solid var(--line)}
ul.check li::before{content:"✓";position:absolute;left:0;font-weight:700}
footer{border-top:1px solid var(--line);padding:32px 0 48px;color:var(--muted);font-size:14px}
footer .row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
footer a{margin-right:16px}
.doc{max-width:760px;padding:24px 0 64px}.doc h1{font-size:40px}.doc h2{font-size:24px;margin-top:36px}.doc p,.doc li{color:var(--fg)}.doc .muted{color:var(--muted)}
table{border-collapse:collapse;width:100%;font-size:15px}td,th{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}
@media (max-width:820px){.hero,.split{grid-template-columns:1fr}.orbs{height:300px;order:-1}.o1{width:220px;height:220px;margin:-110px 0 0 -110px}.grid{grid-template-columns:1fr}nav .links a.hide{display:none}}