:root{--bg:#070911;--panel:#10131f;--panel2:#15192a;--text:#f4f7ff;--muted:#aeb7cc;--line:rgba(255,255,255,.1);--cyan:#58e8ff;--purple:#9b7bff;--pink:#ff70c8;--green:#59f2b3;--radius:24px;--shadow:0 24px 70px rgba(0,0,0,.35)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.7;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;z-index:-2;background:radial-gradient(circle at 15% 10%,rgba(88,232,255,.13),transparent 28%),radial-gradient(circle at 85% 35%,rgba(155,123,255,.14),transparent 30%),linear-gradient(#070911,#090b14)}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.skip{position:fixed;left:16px;top:-80px;z-index:99;background:white;color:#111;padding:10px 16px;border-radius:10px}.skip:focus{top:16px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(7,9,17,.76);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{min-height:74px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:800;letter-spacing:-.02em;margin-right:auto}.brand img{width:34px;height:34px;border-radius:10px}
.nav-links{display:flex;align-items:center;gap:26px;color:#d6dbea;font-size:14px}.nav-links a:hover,.footer a:hover{color:var(--cyan)}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:14px;font-weight:750;transition:.25s transform,.25s box-shadow,.25s background}
.nav-cta,.btn.primary{color:#071017;background:linear-gradient(125deg,var(--cyan),#80ffcf);box-shadow:0 10px 30px rgba(88,232,255,.2)}
.btn.secondary{border:1px solid var(--line);background:rgba(255,255,255,.05)}.btn:hover{transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;color:white;font-size:25px}
.hero{position:relative;min-height:760px;display:grid;align-items:center;padding:95px 0 80px;isolation:isolate}
#particle-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.82;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(88,232,255,.24);background:rgba(88,232,255,.08);color:#baf6ff;border-radius:999px;padding:7px 13px;font-size:13px;font-weight:700}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 14px var(--green)}
h1{font-size:clamp(48px,7vw,84px);line-height:1.02;letter-spacing:-.055em;margin:24px 0 23px}.gradient{background:linear-gradient(100deg,#fff 5%,var(--cyan) 48%,#c4a9ff);-webkit-background-clip:text;color:transparent}
.hero-copy{font-size:18px;color:var(--muted);max-width:660px}.actions{display:flex;gap:14px;margin:32px 0;flex-wrap:wrap}
.trust-row{display:flex;gap:24px;color:#c7cfdf;font-size:14px;flex-wrap:wrap}.trust-row span:before{content:"✓";color:var(--green);margin-right:7px}
.hero-art{position:relative}.hero-art>img{width:440px;aspect-ratio:1/1;border-radius:50%;margin:auto;filter:drop-shadow(0 30px 60px rgba(88,232,255,.17))}
.orbit{position:absolute;inset:5%;border:1px solid rgba(88,232,255,.22);border-radius:50%;animation:spin 18s linear infinite}.orbit:after{content:"";position:absolute;width:10px;height:10px;background:var(--cyan);border-radius:50%;left:10%;top:13%;box-shadow:0 0 18px var(--cyan)}
@keyframes spin{to{transform:rotate(360deg)}}
.stats{display:grid;grid-template-columns:repeat(3,1fr);margin-top:-50px;position:relative;z-index:2;background:rgba(16,19,31,.9);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}
.stat{padding:25px 30px;text-align:center;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat strong{display:block;font-size:23px}.stat span{font-size:13px;color:var(--muted)}
section{padding:105px 0}.section-head{max-width:720px;margin-bottom:46px}.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.kicker{color:var(--cyan);font-size:13px;text-transform:uppercase;letter-spacing:.15em;font-weight:800}.section-head h2,.page-hero h1{font-size:clamp(34px,5vw,56px);line-height:1.12;letter-spacing:-.04em;margin:10px 0 16px}.section-head p,.page-hero p{color:var(--muted);font-size:17px}
.grid{display:grid;gap:20px}.grid.four{grid-template-columns:repeat(4,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);background:linear-gradient(145deg,rgba(21,25,42,.95),rgba(11,14,24,.95));border-radius:var(--radius);padding:28px;position:relative;overflow:hidden}
.card:after{content:"";position:absolute;width:120px;height:120px;right:-55px;top:-55px;background:var(--accent,var(--purple));filter:blur(60px);opacity:.24}
.icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:rgba(88,232,255,.1);color:var(--cyan);font-size:22px;margin-bottom:32px}.card h3{font-size:19px;margin:0 0 8px}.card p{color:var(--muted);font-size:14px;margin:0}
.topic-card{min-height:215px;display:flex;flex-direction:column;justify-content:flex-end}.topic-card small{color:var(--cyan);font-weight:700}
.showcase{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.showcase img{border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow)}
.checklist{display:grid;gap:16px;margin:30px 0}.check{display:flex;gap:13px}.check:before{content:"✓";flex:0 0 25px;width:25px;height:25px;border-radius:50%;display:grid;place-items:center;color:#06120d;background:var(--green);font-weight:900}.check span{color:var(--muted);font-size:14px}
.platform{display:flex;gap:17px;align-items:center}.platform .icon{margin:0;flex:0 0 48px}.platform b{display:block}.platform small{color:var(--muted)}
.faq{max-width:820px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:21px 4px}.faq summary{cursor:pointer;font-size:17px;font-weight:700}.faq p{color:var(--muted);margin:13px 0}
.cta-band{padding:55px;border-radius:32px;background:linear-gradient(120deg,rgba(88,232,255,.16),rgba(155,123,255,.17));border:1px solid rgba(88,232,255,.22);display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-band h2{margin:0;font-size:32px}.cta-band p{color:var(--muted);margin:7px 0 0}
.page-hero{padding:110px 0 70px;text-align:center}.page-hero p{max-width:760px;margin:0 auto}.page-hero h1{font-size:clamp(44px,7vw,70px)}
.prose{max-width:850px}.step{display:grid;grid-template-columns:52px 1fr;gap:20px;padding:25px 0;border-bottom:1px solid var(--line)}.step-num{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,var(--cyan),var(--purple));color:#08101a;font-weight:900}
.notice{border-left:3px solid var(--cyan);background:rgba(88,232,255,.07);padding:18px 22px;border-radius:0 14px 14px 0;color:var(--muted)}
.footer{padding:70px 0 25px;border-top:1px solid var(--line);background:#060810}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:45px}.footer h3{font-size:14px}.footer p,.footer a,.footer small{color:var(--muted);font-size:13px}.footer a{display:block;margin:8px 0}.copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:45px;padding-top:22px}
.reveal{opacity:0;transform:translateY(25px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:900px){.menu-btn{display:block}.nav-links{display:none;position:absolute;top:74px;left:0;right:0;padding:22px;background:#0c0f19;flex-direction:column}.nav-links.open{display:flex}.nav-cta{display:none}.hero{min-height:auto}.hero-grid,.showcase{grid-template-columns:1fr}.hero-art{max-width:430px;margin:auto}.grid.four{grid-template-columns:repeat(2,1fr)}.grid.three{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-band{align-items:flex-start;flex-direction:column}}
@media(max-width:580px){.container{width:min(100% - 28px,1160px)}section{padding:78px 0}.hero{padding-top:65px}.hero-art{display:none}.stats{grid-template-columns:1fr;margin-top:0}.stat{border-right:0;border-bottom:1px solid var(--line)}.grid.four,.grid.two{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.copyright{flex-direction:column}.cta-band{padding:30px}.nav{min-height:66px}.nav-links{top:66px}h1{font-size:48px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}#particle-canvas{display:none}.hero:after{content:"CV";position:absolute;right:7%;top:24%;z-index:-1;color:rgba(88,232,255,.08);font-size:30vw;font-weight:900;line-height:1}}