@font-face{font-family:"Geist";src:url(fonts/Geist.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Geist Mono";src:url(fonts/GeistMono.woff2) format("woff2");font-weight:100 900;font-display:swap}
:root{
  --bg:#05060a;--bg2:#0a0c14;--line:rgba(255,255,255,.09);--line2:rgba(255,255,255,.16);
  --tx:#eef0f7;--mu:#9aa0b4;--dim:#6b7186;
  --v:#8b6cff;--v2:#b69cff;--c:#22d3ee;--m:#34f5c5;--p:#ff5fd2;--a:#ffb547;--r:#ff5c7a;
  --grad:linear-gradient(100deg,#c9b8ff 0%,#8b6cff 30%,#22d3ee 62%,#34f5c5 100%);
  --sans:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Noto Sans Mono CJK SC",monospace;
  --r-lg:28px;--max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{overflow-x:clip}
body{position:relative;background:var(--bg);color:var(--tx);font-family:var(--sans);line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased}
html[lang=zh-CN] body{letter-spacing:.01em}
a{color:inherit;text-decoration:none}
img,svg{display:block}
b{font-weight:600;color:#fff}
em{font-style:normal}
::selection{background:rgba(139,108,255,.45)}

#bg{position:absolute;left:0;top:0;width:100%;height:135vh;z-index:-3;display:block;-webkit-mask-image:linear-gradient(180deg,#000 62%,transparent);mask-image:linear-gradient(180deg,#000 62%,transparent)}
.bg-fallback{position:absolute;left:0;right:0;top:0;height:135vh;z-index:-4;-webkit-mask-image:linear-gradient(180deg,#000 60%,transparent);mask-image:linear-gradient(180deg,#000 60%,transparent);background:
  radial-gradient(60% 50% at 75% 20%,rgba(139,108,255,.45),transparent 70%),
  radial-gradient(50% 45% at 20% 30%,rgba(34,211,238,.28),transparent 70%),
  radial-gradient(60% 50% at 50% 100%,rgba(255,95,210,.18),transparent 70%),var(--bg)}
.grain{position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.07;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
main{position:relative;overflow:hidden}

/* NAV */
.nav{position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:50;width:min(calc(100% - 28px),var(--max));
  display:flex;align-items:center;gap:20px;padding:10px 12px 10px 18px;border-radius:18px;
  background:rgba(10,12,20,.55);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);transition:background .3s}
.nav.scrolled{background:rgba(8,9,15,.82)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.02em;font-size:19px}
.brand-cn{font-weight:500;color:var(--mu);font-size:14px;padding-left:9px;border-left:1px solid var(--line2)}
.nav-links{display:flex;gap:4px;margin:0 auto}
.nav-links a{padding:8px 12px;border-radius:10px;font-size:14px;color:var(--mu);transition:color .2s,background .2s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-right{display:flex;align-items:center;gap:8px;margin-left:auto}
.lang{font:500 13px var(--sans);color:var(--mu);background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:11px;padding:8px 11px;cursor:pointer;display:flex;gap:5px}
.lang .sep{opacity:.35}
.lang [data-l].on{color:#fff}
.gh-btn{display:flex;align-items:center;gap:8px;font-size:13.5px;font-weight:500;padding:8px 12px;border-radius:11px;background:#fff;color:#0a0b10}
.gh-btn em,.btn em{font:600 10.5px var(--mono);text-transform:uppercase;letter-spacing:.06em;padding:3px 7px;border-radius:6px;background:linear-gradient(90deg,#8b6cff,#22d3ee);color:#fff}

/* HERO */
.hero{min-height:100vh;min-height:100svh;display:flex;align-items:center;position:relative;padding:120px 24px 90px}
.hero-inner{width:100%;max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.18fr .82fr;gap:40px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:10px;padding:7px 14px 7px 10px;border-radius:999px;font-size:13.5px;font-weight:500;
  background:linear-gradient(rgba(12,13,22,.7),rgba(12,13,22,.7)) padding-box,var(--grad) border-box;border:1px solid transparent;box-shadow:0 0 40px -6px rgba(139,108,255,.6)}
.pill-dot{width:8px;height:8px;border-radius:50%;background:var(--m);box-shadow:0 0 0 0 rgba(52,245,197,.7);animation:ping 2s infinite}
.pill-arrow{color:var(--mu);transition:transform .2s}.pill:hover .pill-arrow{transform:translateX(3px)}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(52,245,197,.7)}80%,100%{box-shadow:0 0 0 9px rgba(52,245,197,0)}}
.hero-title{font-size:clamp(46px,6.3vw,92px);line-height:.96;letter-spacing:-.055em;font-weight:700;margin:26px 0 26px}
.hero-title .line{display:block}
html[lang=zh-CN] .hero-title .line{white-space:nowrap}
html[lang=zh-CN] .hero-title{font-size:clamp(34px,4.7vw,70px);letter-spacing:-.03em;line-height:1.12;font-weight:800}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:sheen 8s ease-in-out infinite}
@keyframes sheen{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.hero-sub{font-size:clamp(16px,1.35vw,19px);color:var(--mu);max-width:560px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 24px;border-radius:14px;font:600 15.5px var(--sans);cursor:pointer;border:0;transition:transform .2s,box-shadow .3s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#fff;background:linear-gradient(100deg,#7c5cff,#5b6bff 45%,#13c8e8);box-shadow:0 10px 40px -10px rgba(124,92,255,.85),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-primary:hover{box-shadow:0 14px 60px -8px rgba(124,92,255,1),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-shine{position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.45) 50%,transparent 70%);transform:translateX(-120%);animation:shine 3.6s infinite}
@keyframes shine{0%,60%{transform:translateX(-120%)}100%{transform:translateX(120%)}}
.btn-ghost{color:#fff;background:rgba(255,255,255,.05);border:1px solid var(--line2);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,.09)}
.is-disabled{cursor:default;opacity:.85}.is-disabled:hover{transform:none}
.hero-chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:34px;color:var(--mu);font:500 13px var(--mono)}
.hero-chips li{display:flex;align-items:center;gap:8px}
.hero-chips li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--grad)}

/* ORBIT */
.orbit{position:relative;aspect-ratio:1;width:100%;max-width:540px;justify-self:center}
.ring{position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.09);inset:var(--i)}
.r1{--i:2%;border-style:dashed;border-color:rgba(255,255,255,.08);animation:spin 80s linear infinite}
.r2{--i:15%;border-color:rgba(139,108,255,.25);box-shadow:inset 0 0 60px rgba(139,108,255,.12)}
.r3{--i:28%;border-color:rgba(34,211,238,.18)}
.core{position:absolute;inset:30%;display:grid;place-items:center;z-index:2}
.core-glow{position:absolute;inset:-30%;border-radius:50%;background:radial-gradient(circle,rgba(139,108,255,.55),rgba(34,211,238,.15) 45%,transparent 70%);filter:blur(10px);animation:breath 5s ease-in-out infinite}
@keyframes breath{50%{transform:scale(1.12);opacity:.8}}
.core-card{position:relative;width:250px;padding:18px 18px 14px;border-radius:22px;transform:rotate(-6deg);
  background:linear-gradient(150deg,rgba(40,36,80,.72),rgba(10,12,24,.78)) padding-box,linear-gradient(150deg,rgba(255,255,255,.6),rgba(139,108,255,.3) 40%,rgba(34,211,238,.5)) border-box;
  border:1px solid transparent;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);box-shadow:0 30px 80px -20px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.02);animation:float 7s ease-in-out infinite}
@keyframes float{50%{transform:rotate(-4deg) translateY(-10px)}}
.cc-top{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:-.02em}
.cc-net{margin-left:auto;font:600 10.5px var(--mono);padding:3px 8px;border-radius:6px;background:rgba(34,211,238,.15);color:#8ff0ff;border:1px solid rgba(34,211,238,.3)}
.cc-label{margin-top:16px;font-size:12px;color:var(--mu)}
.cc-amt{font:700 34px var(--sans);letter-spacing:-.04em;margin:2px 0 10px;background:linear-gradient(90deg,#fff,#b9c3ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.cc-row{display:flex;justify-content:space-between;font-size:12px;color:var(--mu);padding:7px 0;border-top:1px solid rgba(255,255,255,.08)}
.cc-row b{font-weight:500;font-size:12px}
.sat-track{position:absolute;inset:var(--i);animation:rot var(--d) linear infinite;animation-delay:var(--dl);pointer-events:none}
.sat{position:absolute;top:0;left:50%;translate:-50% -50%;animation:rotr var(--d) linear infinite;animation-delay:var(--dl);
  display:flex;align-items:center;gap:6px;font:500 11.5px var(--mono);padding:6px 10px;border-radius:10px;white-space:nowrap;
  background:rgba(12,14,24,.8);border:1px solid var(--line2);box-shadow:0 8px 30px -8px rgba(0,0,0,.8)}
.sat-ico{font-size:10px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.t1{--i:2%;--d:60s;--dl:-4s}.t2{--i:15%;--d:44s;--dl:-16s}.t3{--i:2%;--d:60s;--dl:-34s}.t4{--i:15%;--d:44s;--dl:-37s}.t5{--i:2%;--d:60s;--dl:-52s}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes rot{from{rotate:0deg}to{rotate:360deg}}
@keyframes rotr{from{rotate:0deg}to{rotate:-360deg}}
.scroll-hint{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);width:24px;height:38px;border-radius:12px;border:1.5px solid rgba(255,255,255,.25)}
.scroll-hint span{position:absolute;top:8px;left:50%;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:#fff;animation:wheel 1.8s infinite}
@keyframes wheel{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* MARQUEE */
.marquee{overflow:hidden;border-block:1px solid var(--line);background:rgba(8,9,15,.6);backdrop-filter:blur(8px);padding:20px 0;transform:skewY(-2deg);margin:20px 0 40px}
.marquee-track{display:flex;width:max-content;gap:34px;align-items:center;animation:marq 38s linear infinite;font:700 clamp(22px,3vw,36px) var(--sans);letter-spacing:-.02em}
.marquee-track span:nth-child(4n+1){background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.marquee-track span:nth-child(4n+3){color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.5)}
.marquee-track i{font-style:normal;color:var(--v);font-size:.6em}
@keyframes marq{to{transform:translateX(-50%)}}

/* SECTIONS */
.section{max-width:var(--max);margin:0 auto;padding:110px 24px}
.sec-head{text-align:center;max-width:800px;margin:0 auto 60px}
.eyebrow{display:inline-block;font:600 12.5px var(--mono);text-transform:uppercase;letter-spacing:.14em;color:var(--v2);margin-bottom:18px}
h2{font-size:clamp(34px,4.8vw,64px);line-height:1.04;letter-spacing:-.045em;font-weight:700}
html[lang=zh-CN] h2{letter-spacing:-.02em;line-height:1.2}
.sec-head p{color:var(--mu);font-size:18px;margin-top:18px}

/* CARDS */
.card,.step,.status,.detector,.open-panel{position:relative;border-radius:var(--r-lg);background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.015));border:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);overflow:hidden}
.spot::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(500px circle at var(--mx,50%) var(--my,50%),rgba(139,108,255,.16),transparent 45%)}
.spot:hover::before{opacity:1}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),rgba(182,156,255,.8),transparent 45%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.spot:hover::after{opacity:1}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.card{padding:34px;display:flex;flex-direction:column}
.card-term{grid-column:span 6}
.card-exit{grid-column:span 3}
.card-agents{grid-column:span 3}
.card-num{font:600 13px var(--mono);color:var(--dim);margin-bottom:18px}
.card h3{font-size:clamp(24px,2.4vw,32px);letter-spacing:-.035em;line-height:1.12;font-weight:650;max-width:620px}
.card p{color:var(--mu);margin-top:14px;max-width:640px;font-size:16px}
.card-term{display:grid;grid-template-columns:1fr 1.1fr;gap:10px 50px;align-items:center}
.card-term .card-num,.card-term h3,.card-term p{grid-column:1}
.term-viz{grid-column:2;grid-row:1/span 3;padding:26px;border-radius:20px;background:rgba(0,0,0,.35);border:1px solid var(--line)}
.tv-labels{display:flex;justify-content:space-between;font:500 12.5px var(--mono);color:var(--mu);margin-bottom:40px}
.tv-bar{position:relative;height:10px;border-radius:99px;background:rgba(255,255,255,.07)}
.tv-fill{position:absolute;inset:0;width:0;border-radius:inherit;background:linear-gradient(90deg,#8b6cff,#22d3ee,#34f5c5);box-shadow:0 0 24px rgba(34,211,238,.6)}
.in .tv-fill{animation:fill 5s cubic-bezier(.4,0,.2,1) .3s infinite}
@keyframes fill{0%{width:0}80%,100%{width:100%}}
.tv-dep{position:absolute;top:50%;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:#0b0d16;border:2px solid var(--m)}
.tv-dep b{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);font:600 11px var(--mono);color:var(--m);white-space:nowrap}
.tv-stop{position:absolute;right:-6px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font-size:10px;color:#fff;background:var(--r);box-shadow:0 0 22px rgba(255,92,122,.7)}
.tv-foot{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:30px;font-size:13.5px;color:var(--tx)}
.tv-foot>span{display:flex;align-items:center;gap:8px}
.tv-foot i{font-style:normal;display:grid;place-items:center;width:20px;height:20px;border-radius:6px;font-size:11px}
i.ok{background:rgba(52,245,197,.15);color:var(--m)}i.no{background:rgba(255,92,122,.15);color:var(--r)}

.term{margin-top:28px;border-radius:16px;background:rgba(3,4,8,.75);border:1px solid var(--line);overflow:hidden;font:13px/1.9 var(--mono)}
.term-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line);color:var(--dim);font-size:12px}
.term-bar i{width:10px;height:10px;border-radius:50%;background:#2a2d3a}.term-bar span{margin-left:8px}
.term-body{padding:14px 16px}
.tl{display:flex;align-items:center;white-space:nowrap;opacity:1}
.tl .dots{flex:1;min-width:14px;border-bottom:1px dotted rgba(255,255,255,.15);margin:0 10px;transform:translateY(-4px)}
.js .card-exit .tl{opacity:0;transform:translateX(-6px);transition:opacity .4s,transform .4s}
.js .card-exit.in .tl{opacity:1;transform:none}
.c-dim{color:var(--mu)}.c-red{color:var(--r)}.c-ok{color:var(--m)}.c-acc{color:var(--v2)}
.caret{display:inline-block;width:8px;height:15px;background:var(--c);margin-left:6px;vertical-align:middle;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.badge-verify{display:inline-flex;align-items:center;gap:10px;margin-top:20px;align-self:flex-start;font:500 12.5px var(--mono);color:#bff9ea;padding:8px 12px;border-radius:10px;background:rgba(52,245,197,.08);border:1px solid rgba(52,245,197,.25)}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--m);animation:ping 2s infinite}

.race{margin-top:28px;padding:18px;border-radius:16px;background:rgba(3,4,8,.6);border:1px solid var(--line)}
.race-head{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--mu);margin-bottom:12px}
.race-head code{font:500 12px var(--mono);color:var(--v2);background:rgba(139,108,255,.12);padding:3px 8px;border-radius:6px}
.race-row{display:grid;grid-template-columns:76px 1fr 84px;align-items:center;gap:12px;padding:6px 0;font:500 12.5px var(--mono)}
.race-row .ag{color:var(--mu)}
.lane{height:6px;border-radius:9px;background:rgba(255,255,255,.06);position:relative;overflow:hidden}
.lane i{position:absolute;inset:0;width:0;border-radius:inherit;background:linear-gradient(90deg,rgba(255,92,122,.2),rgba(255,92,122,.75))}
.win .lane i{background:linear-gradient(90deg,rgba(52,245,197,.2),var(--m));box-shadow:0 0 14px var(--m)}
.res{text-align:right;color:var(--r);opacity:.9}.win .res{color:var(--m)}
.race.run .lane i{animation:race 4.5s cubic-bezier(.3,0,.2,1) infinite}
.race.run .race-row:nth-child(3) .lane i{animation-name:race2}
.race.run .race-row:nth-child(4) .lane i{animation-name:race3}
.race.run .race-row:nth-child(5) .lane i{animation-name:race2;animation-delay:.12s}
.race.run .race-row:nth-child(6) .lane i{animation-name:race3;animation-delay:.2s}
@keyframes race{0%{width:0}40%,100%{width:100%}}
@keyframes race2{0%{width:0}45%,100%{width:88%}}
@keyframes race3{0%{width:0}50%,100%{width:80%}}
.race-foot{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:13.5px;color:var(--mu)}
.race-foot b{color:var(--m)}

/* PAY */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split-copy p{color:var(--mu);font-size:18px;margin-top:20px;max-width:520px}
.limits{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:34px}
.limits li{display:flex;gap:12px;padding:16px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.limits b{display:block;font-size:15px}.limits small{display:block;color:var(--mu);font-size:13.5px;margin-top:3px;line-height:1.45}
.li-ico{flex:none;display:grid;place-items:center;width:32px;height:32px;border-radius:10px;font-size:15px;color:#fff;background:linear-gradient(135deg,rgba(139,108,255,.5),rgba(34,211,238,.35));border:1px solid rgba(255,255,255,.15)}
.detector{padding:26px}
.detector::marker{display:none}
.det-head{display:flex;align-items:center;gap:10px;font:600 13px var(--mono);color:var(--mu);text-transform:uppercase;letter-spacing:.1em}
.det-dot{width:8px;height:8px;border-radius:50%;background:var(--c);box-shadow:0 0 12px var(--c)}
.det-input{margin-top:18px;padding:16px;border-radius:14px;background:rgba(3,4,8,.8);border:1px solid var(--line2);font:14px var(--mono);color:#dfe4ff;min-height:56px;display:flex;align-items:center;overflow:hidden;white-space:nowrap}
.det-prompt{color:var(--v2);margin-right:10px}
.det-protos{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:16px}
.det-protos span{text-align:center;padding:12px 6px;border-radius:12px;font:600 13px var(--mono);color:var(--dim);border:1px solid var(--line);background:rgba(255,255,255,.02);transition:all .35s}
.det-protos span.on{color:#fff;border-color:transparent;background:linear-gradient(rgba(14,16,28,.9),rgba(14,16,28,.9)) padding-box,var(--grad) border-box;box-shadow:0 0 30px -6px rgba(34,211,238,.6)}
.det-out{margin-top:16px;border-radius:14px;border:1px solid var(--line);padding:4px 16px}
.do-row{display:flex;justify-content:space-between;padding:11px 0;font-size:14px;color:var(--mu)}
.do-row+.do-row{border-top:1px solid var(--line)}
.do-row b{font:500 13.5px var(--mono)}

/* STEPS */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s;position:relative}
.step{padding:34px 30px 36px}
.step-n{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;font:700 22px var(--mono);margin-bottom:26px;color:#fff;
  background:linear-gradient(135deg,#7c5cff,#13c8e8);box-shadow:0 10px 30px -8px rgba(124,92,255,.8),inset 0 1px 0 rgba(255,255,255,.4)}
.step h3{font-size:24px;letter-spacing:-.03em}
.step p{color:var(--mu);margin-top:10px}
.step:not(:last-child)::marker{content:none}

/* OPEN */
.open{position:relative;padding-top:60px}
.open-big{display:flex;flex-direction:column;align-items:center;font-weight:800;letter-spacing:-.06em;line-height:.84;font-size:clamp(72px,17vw,250px);user-select:none;margin-bottom:-0.14em;position:relative;z-index:0}
.open-big span:first-child{background:linear-gradient(180deg,#fff 10%,rgba(255,255,255,.25));-webkit-background-clip:text;background-clip:text;color:transparent}
.open-big span:last-child{color:transparent;-webkit-text-stroke:1.5px rgba(182,156,255,.55);background:linear-gradient(180deg,rgba(139,108,255,.35),rgba(34,211,238,0) 85%);-webkit-background-clip:text;background-clip:text}
.open-panel{z-index:1;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;padding:48px;
  background:linear-gradient(160deg,rgba(28,22,60,.75),rgba(10,14,26,.8));box-shadow:0 40px 120px -40px rgba(124,92,255,.6)}
.open-left p{color:var(--mu);font-size:17px;margin-top:18px;max-width:520px}
.repo{border-radius:20px;background:rgba(3,4,8,.65);border:1px solid var(--line2);padding:22px}
.repo-head{display:flex;align-items:center;gap:10px;font:600 15px var(--mono);color:#fff}
.repo-tag{margin-left:auto;font:600 11px var(--mono);padding:3px 9px;border-radius:99px;color:var(--a);border:1px solid rgba(255,181,71,.4);background:rgba(255,181,71,.08)}
.repo-lines{margin:22px 0;display:grid;gap:12px}
.repo-lines i{height:10px;border-radius:5px;background:linear-gradient(90deg,rgba(255,255,255,.12),rgba(255,255,255,.03));filter:blur(.3px)}
.repo-lines i:nth-child(odd){background:linear-gradient(90deg,rgba(139,108,255,.35),rgba(34,211,238,.08))}
.repo-foot{display:flex;justify-content:space-between;align-items:center;padding-top:16px;border-top:1px solid var(--line);font:500 13px var(--mono);color:var(--mu)}
.star{padding:6px 12px;border-radius:9px;border:1px solid var(--line2);color:#fff}
.repo-soon{display:flex;align-items:center;gap:8px}.repo-soon::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--a);animation:ping 2s infinite}

/* STATUS */
.status-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.status{display:flex;gap:16px;padding:28px}
.status b{font-size:18px;letter-spacing:-.02em}.status p{color:var(--mu);margin-top:6px;font-size:15px}
.sd{flex:none;width:12px;height:12px;border-radius:50%;margin-top:7px}
.sd-green{background:var(--m);box-shadow:0 0 16px var(--m)}.sd-amber{background:var(--a);box-shadow:0 0 16px var(--a)}.sd-violet{background:var(--v);box-shadow:0 0 16px var(--v)}

/* NOTIFY */
.notify-card{position:relative;text-align:center;padding:80px 32px;border-radius:36px;overflow:hidden;border:1px solid var(--line2);background:rgba(10,11,20,.6)}
.notify-glow{position:absolute;inset:-40% -10% auto;height:120%;background:conic-gradient(from 180deg at 50% 50%,#8b6cff,#22d3ee,#34f5c5,#ff5fd2,#8b6cff);filter:blur(90px);opacity:.32;animation:spin 24s linear infinite}
.notify-card>*:not(.notify-glow){position:relative}
.notify-logo{margin:0 auto 26px;filter:drop-shadow(0 10px 30px rgba(124,92,255,.7))}
.notify-card h2{max-width:760px;margin:0 auto}
.notify-card>p{color:var(--mu);font-size:18px;margin:18px auto 0;max-width:520px}
.nform{display:flex;gap:10px;max-width:520px;margin:34px auto 0;padding:6px;border-radius:18px;background:rgba(3,4,8,.7);border:1px solid var(--line2)}
.nform input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:#fff;font:16px var(--sans);padding:0 14px}
.nform input::placeholder{color:var(--dim)}
.nform .btn{height:48px}
.nform:focus-within{border-color:rgba(139,108,255,.7);box-shadow:0 0 0 4px rgba(139,108,255,.18)}
.nform-msg{min-height:24px;margin-top:14px;font-size:14.5px;color:var(--m)}
.nform-msg.err{color:var(--r)}
.nform.done{display:none}
.done-box{display:inline-flex;align-items:center;gap:12px;margin-top:34px;padding:16px 22px;border-radius:16px;background:rgba(52,245,197,.08);border:1px solid rgba(52,245,197,.35);color:#cffff0;font-weight:500}
.done-box i{font-style:normal;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--m);color:#04110c;font-weight:800}

/* FOOTER */
.foot{max-width:var(--max);margin:0 auto;padding:40px 24px 50px;border-top:1px solid var(--line)}
.foot-top{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot-tag{color:var(--mu);font-size:14px}
.disclaimer{margin-top:26px;font-size:12.5px;color:var(--dim);max-width:900px;line-height:1.7}
.copy{margin-top:14px;font:12px var(--mono);color:var(--dim)}

/* REVEAL */
.js .reveal{opacity:0;transform:translateY(28px);filter:blur(6px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1),filter .9s}
.js .reveal.in{opacity:1;transform:none;filter:none}
.js .hero .reveal:nth-child(2){transition-delay:.08s}.js .hero .reveal:nth-child(3){transition-delay:.16s}.js .hero .reveal:nth-child(4){transition-delay:.24s}.js .hero .reveal:nth-child(5){transition-delay:.32s}
.js .steps .reveal:nth-child(2),.js .status-grid .reveal:nth-child(2){transition-delay:.1s}
.js .steps .reveal:nth-child(3),.js .status-grid .reveal:nth-child(3){transition-delay:.2s}

/* RESPONSIVE */
@media (max-width:1080px){
  .nav-links{display:none}
  .hero-inner{grid-template-columns:1fr;gap:20px}
  .orbit{max-width:480px}
  .card-term{grid-template-columns:1fr}
  .term-viz{grid-column:1;grid-row:auto;margin-top:22px}
  .split{grid-template-columns:1fr;gap:40px}
  .open-panel{grid-template-columns:1fr}
}
@media (max-width:860px){
  .card-exit,.card-agents{grid-column:span 6}
  .steps,.status-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  .nav{top:10px;padding:8px 8px 8px 12px;gap:8px}
  .brand{font-size:17px}.brand img{width:26px;height:26px}
  .brand-cn{display:none}
  .gh-btn{padding:8px 10px}.gh-btn>span{display:none}
  .hero{padding:110px 18px 70px;min-height:auto}
  .hero-title{margin:22px 0 20px}
  .btn{height:50px;padding:0 20px;font-size:15px}
  .hero-ctas{gap:10px}
  .hero-ctas .btn{flex:1 1 auto;justify-content:center}
  .orbit{max-width:360px;margin-top:10px}
  .core-card{width:200px;padding:14px 14px 10px}
  .cc-amt{font-size:26px}
  .sat{font-size:10px;padding:5px 8px}
  .scroll-hint{display:none}
  .section{padding:80px 18px}
  .sec-head{margin-bottom:40px}.sec-head p{font-size:16px}
  .card{padding:24px}
  .term-viz{padding:20px 16px}
  .term{font-size:11.5px}
  .tl .dots{margin:0 6px}
  .race{padding:14px}
  .race-row{grid-template-columns:64px 1fr 64px;gap:8px;font-size:11px}
  .limits{grid-template-columns:1fr}
  .split-copy p{font-size:16px}
  .detector{padding:18px}
  .det-input{font-size:12px;padding:14px 12px}
  .det-protos{grid-template-columns:repeat(2,1fr)}
  .open-panel{padding:28px 22px}
  .notify-card{padding:56px 20px;border-radius:28px}
  .notify-card>p{font-size:16px}
  .nform{flex-direction:column;padding:8px}
  .nform input{height:48px}
  .nform .btn{justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none;filter:none}
}

/* ambient section glows */
.section{position:relative;isolation:isolate}
.section::before{content:"";position:absolute;z-index:-1;pointer-events:none;width:900px;height:700px;border-radius:50%;filter:blur(40px);opacity:.55}
#why::before{left:-300px;top:120px;background:radial-gradient(closest-side,rgba(139,108,255,.38),transparent)}
#pay::before{right:-320px;top:40px;background:radial-gradient(closest-side,rgba(34,211,238,.28),transparent)}
#how::before{left:50%;margin-left:-450px;top:0;background:radial-gradient(closest-side,rgba(255,95,210,.16),transparent)}
#open::before{left:50%;margin-left:-450px;top:80px;width:900px;background:radial-gradient(closest-side,rgba(124,92,255,.5),transparent)}
#status::before{right:-300px;top:0;background:radial-gradient(closest-side,rgba(52,245,197,.16),transparent)}
#notify::before{display:none}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(182,156,255,.35),transparent)}

@media (max-width:560px){html[lang=zh-CN] .hero-title{font-size:min(9.2vw,40px)}}
@media (max-width:560px){.orbit{max-width:320px}.sat{font-size:9.5px}}