:root{--bg:#07080b;--bg2:#0d0f14;--card:rgba(255,255,255,.028);--line:rgba(255,255,255,.075);--fg:#eef0f6;--muted:#9aa1b5;--dim:#686e83;--a:#7c5cff;--b:#22d3ee;--c:#5b8cff;--gold:#f5c542;--ok:#3ddc97;--r:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 Inter,"Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}code{font-family:ui-monospace,"Cascadia Code",Consolas,monospace;font-size:.85em;background:rgba(255,255,255,.07);padding:1px 6px;border-radius:6px}
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;animation:float 22s ease-in-out infinite alternate}
.o1{width:620px;height:620px;left:-140px;top:-160px;background:radial-gradient(circle,#4b32c8,transparent 70%)}
.o2{width:540px;height:540px;right:-160px;top:20vh;background:radial-gradient(circle,#0e7490,transparent 70%);animation-delay:-8s}
.o3{width:480px;height:480px;left:30vw;top:110vh;background:radial-gradient(circle,#3b2a8f,transparent 70%);animation-delay:-14s}
@keyframes float{to{transform:translate(60px,40px) scale(1.08)}}
.grain{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 50% 0%,#000 0,transparent 60%);opacity:.45}
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:28px;padding:16px max(24px,calc((100vw - 1160px)/2));transition:background .25s,border-color .25s,backdrop-filter .25s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(7,8,11,.72);backdrop-filter:blur(14px) saturate(140%);border-color:var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-weight:750;letter-spacing:-.02em;font-size:18px}
.nav nav{display:flex;gap:26px;margin-left:auto;font-size:14px;color:var(--muted)}.nav nav a:hover{color:var(--fg)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 22px;border-radius:13px;font-weight:650;font-size:15px;transition:transform .15s,filter .2s,background .2s,border-color .2s;white-space:nowrap}
.btn.sm{height:38px;padding:0 16px;font-size:14px;border-radius:11px}.btn.wide{width:100%}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--a),var(--c));box-shadow:0 12px 40px -12px rgba(124,92,255,.9),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary:hover{filter:brightness(1.1);transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line);background:rgba(255,255,255,.035)}.btn-ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.14)}
.ic{width:18px;height:18px;fill:currentColor}.ic.lg{width:30px;height:30px}
.hero{max-width:1160px;margin:0 auto;padding:90px 24px 40px;text-align:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);border:1px solid var(--line);background:rgba(255,255,255,.03);padding:6px 14px;border-radius:999px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(61,220,151,.15)}
h1{font-size:clamp(44px,7.4vw,88px);line-height:1.02;letter-spacing:-.045em;margin:22px 0 20px;font-weight:800}
h2{font-size:clamp(32px,4.4vw,52px);line-height:1.08;letter-spacing:-.035em;margin:0 0 40px;font-weight:780}
h3{margin:0 0 6px;font-size:18px;letter-spacing:-.01em}
.grad{background:linear-gradient(100deg,#b9a8ff 0%,#7c5cff 35%,#22d3ee 85%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{max-width:640px;margin:0 auto;color:var(--muted);font-size:18.5px}.muted{color:var(--muted)}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:34px}.meta{margin-top:18px;font-size:13px;color:var(--dim)}
.section{max-width:1160px;margin:0 auto;padding:110px 24px 0}.center{text-align:center}.narrow{max-width:820px}
.kicker{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#a996ff;margin-bottom:14px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.card{position:relative;padding:28px;border-radius:var(--r);background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012));border:1px solid var(--line);transition:transform .25s,border-color .25s,background .25s}
.card:hover{transform:translateY(-3px);border-color:rgba(255,255,255,.13)}.card p{margin:0;color:var(--muted);font-size:15px}
.ico{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;font-size:21px;margin-bottom:18px;border:1px solid var(--line)}
.c1{background:rgba(124,92,255,.14)}.c2{background:rgba(61,220,151,.12)}.c3{background:rgba(34,211,238,.12)}.c4{background:rgba(91,140,255,.14)}.c5{background:rgba(236,72,153,.13)}.c6{background:rgba(245,197,66,.12)}
.mock{margin:70px auto 0;max-width:1040px;height:440px;display:grid;grid-template-columns:64px 230px 1fr;border-radius:20px;overflow:hidden;text-align:left;border:1px solid var(--line);background:#0e1016;box-shadow:0 60px 140px -40px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.02),0 -20px 120px -60px rgba(124,92,255,.6)}
.mock-rail{background:#090a0e;display:flex;flex-direction:column;align-items:center;gap:10px;padding-top:14px}
.r{display:block;width:40px;height:40px;border-radius:14px;background:#1b1e27}.r.active{background:linear-gradient(135deg,var(--a),var(--c))}.r.g1{background:linear-gradient(135deg,#b45309,#65a30d)}.r.g2{background:linear-gradient(135deg,#db2777,#a21caf)}.r.g3{background:linear-gradient(135deg,#ea580c,#dc2626)}.r.add{border:1px dashed #2a2f3b;background:none}
.mock-side{background:#12141b;padding:16px 12px;font-size:13.5px;color:var(--muted);border-right:1px solid var(--line)}
.mock-title{color:var(--fg);font-weight:700;margin-bottom:16px}.v{color:var(--ok);font-size:11px}
.mock-cat{font-size:10.5px;letter-spacing:.08em;color:var(--dim);font-weight:700;margin:14px 0 6px}
.mock-ch{padding:5px 8px;border-radius:7px}.mock-ch.on{background:rgba(255,255,255,.07);color:var(--fg)}
.mock-voice{display:flex;flex-wrap:wrap;gap:6px 6px;align-items:center;font-size:12.5px;padding:6px 8px}
.av{display:inline-block;width:22px;height:22px;border-radius:50%;flex:none}.a0{background:linear-gradient(135deg,#f5c542,#ec4899)}.a1{background:linear-gradient(135deg,#3b82f6,#6366f1)}.a2{background:linear-gradient(135deg,#22c55e,#84cc16)}.a3{background:linear-gradient(135deg,#f97316,#ef4444)}
.speaking{box-shadow:0 0 0 2px #12141b,0 0 0 4px var(--ok)}
.mock-chat{position:relative;padding:22px 26px;display:flex;flex-direction:column;gap:18px}
.msg{display:flex;gap:12px}.msg .av{width:38px;height:38px}.msg b{font-size:14.5px}.msg p{margin:2px 0 0;color:#cfd3df;font-size:14.5px}.t{font-size:11.5px;color:var(--dim);margin-left:8px}
.owner{color:#ffd56b}.ob{font-style:normal;font-size:9.5px;letter-spacing:.08em;margin-left:6px;padding:2px 6px;border-radius:5px;color:#1a1405;background:linear-gradient(135deg,#ffe08a,#e3a92b);vertical-align:2px}
.poll{margin-top:8px;display:grid;gap:6px;width:min(320px,100%)}.bar{position:relative;display:flex;justify-content:space-between;padding:6px 10px;border-radius:8px;background:#181b24;font-size:12.5px;overflow:hidden}.bar::before{content:"";position:absolute;inset:0;width:var(--w);background:rgba(124,92,255,.28)}.bar span{position:relative}
.composer{margin-top:auto;height:44px;border-radius:12px;background:#181b24;color:var(--dim);display:flex;align-items:center;padding:0 16px;font-size:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.split h2{margin-bottom:26px}
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:14px;color:var(--muted)}.ticks li{padding-left:32px;position:relative}.ticks li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:7px;background:rgba(61,220,151,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233ddc97' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5 9-10'/%3E%3C/svg%3E") center/12px no-repeat}
.talk{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:16px 16px 74px;border-radius:20px;background:#0b0c11;border:1px solid var(--line);box-shadow:0 40px 100px -40px rgba(0,0,0,.9)}
.tile{position:relative;aspect-ratio:16/10;border-radius:14px;background:#161922;display:grid;place-items:center;border:1px solid var(--line)}.tile .av{width:62px;height:62px}.tile b{position:absolute;left:10px;bottom:8px;font-size:12px;font-weight:600;background:rgba(0,0,0,.45);padding:2px 8px;border-radius:6px}
.tile.s{box-shadow:inset 0 0 0 2px var(--ok)}.tile.screen{overflow:hidden}.scr{position:absolute;inset:10px;border-radius:8px;background:linear-gradient(135deg,#1f2433,#2b1f4f),#222;}
.scr::after{content:"";position:absolute;left:12%;right:12%;top:30%;height:8px;border-radius:4px;background:rgba(255,255,255,.12);box-shadow:0 18px 0 rgba(255,255,255,.08),0 36px 0 rgba(255,255,255,.06)}
.ctrl{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:10px}.ctrl i{font-style:normal;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#1b1e28;border:1px solid var(--line)}.ctrl .end{background:#e5484d;border:0}
.badges{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;max-width:860px;margin:36px auto 0}
.b{padding:9px 15px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:14px;font-weight:550}
.b.gold{color:#1a1405;background:linear-gradient(135deg,#ffe08a,#e3a92b);border:0;box-shadow:0 8px 30px -8px rgba(245,197,66,.7)}.b.beta{border-color:rgba(236,72,153,.45);background:rgba(236,72,153,.1)}
.dl-head{display:flex;gap:16px;align-items:center;margin-bottom:22px}.dl-head p{font-size:14px}
.steps{margin:22px 0 0;padding-left:20px;color:var(--muted);font-size:14.5px;display:grid;gap:8px}.steps b{color:var(--fg)}
.kbd{display:inline-block;border:1px solid var(--line);border-radius:6px;padding:0 6px;font-size:12px;background:rgba(255,255,255,.05)}
.faq{display:grid;gap:10px}
details{border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.025);padding:0 22px;transition:background .2s,border-color .2s}
details[open]{background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.12)}
summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:620;display:flex;justify-content:space-between;align-items:center;gap:16px}summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:22px;font-weight:400;color:var(--dim);transition:transform .25s}details[open] summary::after{transform:rotate(45deg)}
details p{margin:0 0 20px;color:var(--muted)}
.final{padding-bottom:40px}.final h2{margin-bottom:0}
.foot{max-width:1160px;margin:90px auto 0;padding:28px 24px 40px;border-top:1px solid var(--line);display:flex;gap:20px;align-items:center;justify-content:space-between;font-size:13.5px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.orb{animation:none}}
@media (max-width:900px){.grid3{grid-template-columns:1fr 1fr}.grid2,.split{grid-template-columns:1fr}.mock{grid-template-columns:56px 1fr;height:auto}.mock-side{display:none}.nav nav{display:none}.nav .btn{margin-left:auto}}
@media (max-width:600px){.grid3{grid-template-columns:1fr}.hero{padding-top:56px}.section{padding-top:80px}.mock-chat{padding:16px}.foot{flex-direction:column;text-align:center}}