:root{--ground:#0e0b24;--surface:#17133a;--raised:#231e52;--border:#2f2a63;--ink:#eef0ff;--muted:#a9acd6;--violet:#7b5cff;--violet-deep:#5a3ee6;--violet-text:#b3a3ff;--gold:#f4b73f;--on-gold:#0e0b24;--cyan:#22d3ee;--profit:#34d399;--loss:#ff6b81;
--display:"Unbounded","Arial Black",system-ui,sans-serif;--body:"Sora",system-ui,-apple-system,"Segoe UI",sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;color-scheme:dark}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--ground);color:var(--ink);font:16px/1.65 var(--body);background-image:radial-gradient(rgba(123,92,255,.26) 1.6px,transparent 2px);background-size:32px 32px}
a{color:var(--violet-text)}a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding-inline:20px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:12px;z-index:10;background:var(--gold);color:var(--on-gold);padding:8px 12px;border-radius:8px}
/* header */
.hdr{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:rgba(14,11,36,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.logo{display:block;line-height:0}.logo>svg{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:22px;font-size:14px}.nav a{text-decoration:none;color:var(--ink)}.nav a:hover{color:var(--gold)}
.btn{display:inline-flex;align-items:center;gap:8px;font:700 15px/1 var(--body);text-decoration:none;padding:14px 22px;border-radius:14px;border:2px solid transparent;cursor:pointer}
.btn-gold{background:var(--gold);color:var(--on-gold)!important}.btn-gold:hover{filter:brightness(1.07)}
.btn-ghost{border-color:var(--border);color:var(--ink)!important}.btn-ghost:hover{background:var(--raised)}
.btn-sm{padding:10px 16px;font-size:14px;border-radius:12px}
.menu{display:none}
@media (max-width:820px){.nav .hide-m{display:none}}
/* type */
.eyebrow{font-weight:600;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
h1,h2,h3{text-wrap:balance}
h1{font:800 clamp(38px,6vw,68px)/1.02 var(--display);letter-spacing:-.01em;margin:14px 0 18px}
h1 em,h2 em{font-style:normal;color:var(--gold)}
h2{font:800 clamp(28px,4vw,42px)/1.08 var(--display);letter-spacing:-.01em;margin:10px 0 14px}
h3{font:700 19px/1.3 var(--display);margin:0 0 8px}
.lead{font-size:18px;color:var(--muted);max-width:56ch}
.muted{color:var(--muted)}
section{padding-block:72px}
.center{text-align:center}.center .lead{margin-inline:auto}
/* hero */
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-block:56px 40px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.art{position:relative;max-width:420px;margin-inline:auto}.art::before{content:"";position:absolute;left:7%;right:7%;top:15%;aspect-ratio:1;border-radius:50%;background:var(--violet);opacity:.4}.art svg{position:relative;display:block;width:100%;height:auto}
.strip{display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:center;padding:18px 20px;border-block:1px solid var(--border);background:rgba(23,19,58,.6);font-size:14px;color:var(--muted)}
.strip span::before{content:"▸ ";color:var(--cyan)}
/* cards */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:32px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:32px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:26px}
.card .n{font:800 30px/1 var(--display);color:var(--gold);display:block;margin-bottom:14px}
.card p{margin:0;color:var(--muted)}
.diagram{margin-top:32px;background:var(--surface);border:1px solid var(--border);border-radius:28px;padding:18px;overflow-x:auto}
.diagram svg{display:block;width:100%;min-width:640px;height:auto}
.feat{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 28px;margin:28px 0 0;padding:0;list-style:none}
.feat li{display:grid;grid-template-columns:28px 1fr;gap:10px}.feat li::before{content:"✓";color:var(--profit);font-weight:700}
.feat b{display:block}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.risk{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:28px}
.slider{position:relative;height:10px;border-radius:999px;background:linear-gradient(90deg,var(--profit),var(--gold) 45%,var(--loss));margin:26px 0 10px}
.slider i{position:absolute;left:18%;top:50%;width:26px;height:26px;margin:-13px 0 0 -13px;border-radius:50%;background:var(--ink);border:4px solid var(--violet)}
.scale{display:flex;justify-content:space-between;font:500 13px var(--mono);color:var(--muted)}
.mono{font-family:var(--mono)}
/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:36px}
.plan{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:28px;display:flex;flex-direction:column;gap:6px}
.plan.best{border-color:var(--gold);background:var(--raised)}
.plan .tag{align-self:flex-start;font:700 11px var(--body);letter-spacing:.08em;text-transform:uppercase;background:var(--gold);color:var(--on-gold);padding:3px 10px;border-radius:999px;min-height:18px}
.plan .tag.empty{visibility:hidden}
.plan .price{font:600 44px/1.1 var(--mono);margin-top:8px}
.plan .per{font:500 13px var(--mono);color:var(--muted)}
.plan ul{list-style:none;padding:0;margin:14px 0 20px;color:var(--muted);font-size:14px;display:grid;gap:6px}.plan li::before{content:"▸ ";color:var(--cyan)}
.plan .btn{margin-top:auto;justify-content:center}
/* faq */
.faq{max-width:820px;margin:28px auto 0}
.faq details{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:0 22px;margin-bottom:12px}
.faq summary{cursor:pointer;list-style:none;font-weight:600;padding:18px 0;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";color:var(--gold);font:700 22px/1 var(--display)}
.faq details[open] summary::after{content:"–"}
.faq details p,.faq details ul{color:var(--muted);margin:0 0 18px}
/* cta */
.cta{display:grid;grid-template-columns:1fr 240px;gap:28px;align-items:center;background:var(--violet-deep);border-radius:32px;padding:40px}
.cta p{color:#fff;margin:0 0 20px}.cta svg{width:100%;height:auto;display:block}
/* article */
.prose{max-width:720px;margin:0 auto;padding-block:48px 72px}
.prose h1{font-size:clamp(32px,5vw,50px)}
.prose h2{font-size:26px;margin-top:40px}
.prose p,.prose li{color:#d6d8f2}.prose li{margin:6px 0}
.prose .meta{color:var(--muted);font-size:14px}
.prose code{font:500 14px var(--mono);color:var(--cyan)}
.prose blockquote{margin:24px 0;padding:16px 20px;border:1px solid var(--border);border-radius:16px;background:var(--surface);color:var(--muted)}
.cards-learn{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:32px}
.cards-learn a{text-decoration:none;color:var(--ink);display:block}.cards-learn .card:hover{border-color:var(--violet)}
/* footer */
.ftr{border-top:1px solid var(--border);margin-top:40px;padding-block:40px 56px;font-size:14px;color:var(--muted)}
.ftr .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.ftr h4{color:var(--ink);font:600 13px var(--body);letter-spacing:.1em;text-transform:uppercase;margin:0 0 10px}
.ftr ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}.ftr a{color:var(--muted);text-decoration:none}.ftr a:hover{color:var(--ink)}
.ftr .disc{margin-top:32px;font-size:12.5px;line-height:1.6;max-width:90ch}
@media (max-width:860px){.hero,.split,.cta{grid-template-columns:1fr}.grid3,.plans,.cards-learn{grid-template-columns:1fr}.grid2,.feat{grid-template-columns:1fr}.ftr .cols{grid-template-columns:1fr 1fr}.cta svg{max-width:200px}.art{max-width:300px}section{padding-block:52px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}