:root{
--text-display:clamp(36px,4.2vw,64px);--text-h1:44px;--text-h2:36px;--text-h3:20px;--text-body:18px;--text-small:14px;
--font-display:"Archivo","HarmonyOS Sans SC","PingFang SC","MiSans","Source Han Sans SC","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
--font-body:"Archivo","HarmonyOS Sans SC","PingFang SC","MiSans","Source Han Sans SC","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
--font-mono:"JetBrains Mono","IBM Plex Mono","SFMono-Regular",ui-monospace,"Menlo",monospace;
--ease-out:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font-body);background:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit}
a{text-decoration:none;color:inherit}
.navbar{position:sticky;top:0;z-index:20;height:72px;background:var(--bg-navbar);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px)}
.navbar{box-shadow:0 1px 0 0 transparent;transition:box-shadow .3s}
.navbar.scrolled{box-shadow:0 1px 0 0 var(--w-08)}
.nav-inner{max-width:1344px;height:72px;margin:0 auto;padding:0 80px;display:flex;align-items:center;justify-content:space-between;position:relative}
.logo{display:flex;align-items:center;width:160px;height:32px;gap:12px}
.logo-mark{width:26px;height:26px;flex:none}
.logo-text{font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:.15px;color:var(--text-primary)}
.menu{position:absolute;left:50%;transform:translateX(-50%);display:flex;gap:24px;height:32px;align-items:center}
.menu a{font-size:16px;font-weight:380;letter-spacing:.15px;color:var(--w-56);
padding:4px 8px;border-radius:8px;text-decoration:none;display:inline-flex;align-items:center;gap:4px;cursor:pointer}
.menu a{transition:color .2s}
.menu a:hover{color:var(--text-primary)}
.menu a:focus-visible{outline:2px solid rgba(29,78,216,.65);outline-offset:3px}
.nav-right{display:flex;align-items:center;gap:12px}
.seg{display:flex;border:1px solid var(--w-16);border-radius:var(--r-pill);padding:2px}
.seg button{font-size:12px;font-weight:450;color:var(--w-56);padding:4px 12px;border-radius:var(--r-pill);transition:all .2s}
.seg button.active{background:var(--w-14);color:var(--text-primary)}
.hero{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;min-height:calc(100vh - 72px);padding:120px 0;overflow:hidden}
.bg-wrapper{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;z-index:0;pointer-events:none}
.bg-scene{position:relative;width:100%;height:400px;flex-shrink:0;overflow:hidden}
.scene-frame{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:1440px;min-width:1440px;height:354px}
.bg-gradient{width:100%;height:331px;flex-shrink:0;background:linear-gradient(to top,#0D1117 37.366%,transparent)}
.content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;gap:64px;width:calc(100% - 40px);max-width:739.5px;margin:0 auto;padding-top:0}
.tagline{font-family:var(--font-display);font-size:var(--text-display);font-weight:600;line-height:1.08;color:var(--text-title);text-align:center;letter-spacing:-.02em;margin:0}
.tagline .w{display:inline-block;opacity:0;transform:translateY(.55em) rotate(3.5deg);transform-origin:0 100%;transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.tagline.in .w{opacity:1;transform:none}
@keyframes aberrPulse{0%,86%,100%{transform:translateX(0)}90%{transform:translateX(.9px)}93%{transform:translateX(-.9px)}96%{transform:translateX(0)}}
.aberr-r{animation:aberrPulse 8s ease-in-out infinite}
.aberr-c{animation:aberrPulse 8s ease-in-out infinite reverse}
.hero-copy{display:flex;flex-direction:column;align-items:center;gap:28px}
.hero-sub{font-size:18px;line-height:27.36px;color:var(--w-64);text-align:center;max-width:640px}
.hero-sub strong{color:var(--w-84);font-weight:500}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out)}
.reveal.in{opacity:1;transform:translateY(0)}
.reveal.d1{transition-delay:.15s}.reveal.d2{transition-delay:.3s}.reveal.d3{transition-delay:.45s}
.trial{width:100%;border-radius:24px;padding:18px 12px 12px;background:var(--w-04);
backdrop-filter:blur(23px) brightness(.6);-webkit-backdrop-filter:blur(23px) brightness(.6);
border:1px solid var(--border-default);transition:background .2s,border-color .25s,box-shadow .25s;
display:flex;flex-direction:column;gap:12px}
.trial:focus-within{border-color:rgba(29,78,216,.38);box-shadow:0 0 0 3px rgba(29,78,216,.08),0 0 24px rgba(29,78,216,.06)}
.trial-input{width:100%;background:transparent;border:none;outline:none;color:var(--w-84);
font-size:18px;line-height:36px;padding:2px;font-family:var(--font-body);
resize:none;display:block;max-height:148px;overflow-y:auto}
.trial-input::placeholder{color:var(--w-35)}
.trial-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.trial-hint{font-size:12px;line-height:20px;color:var(--w-55);letter-spacing:.15px;
padding-inline-start:2px;user-select:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.trial-send{width:36px;height:36px;flex:none;border-radius:23.5px;background:var(--accent-brand);
display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s,opacity .2s}
.trial-send:not(:disabled):hover{background:var(--w-40);transform:translateY(-1px)}
.trial-send:disabled{background:var(--w-18);opacity:.3;cursor:default}
.trial-send:focus-visible,.trial-input:focus-visible{outline:2px solid var(--w-50);outline-offset:2px}
.trial-success-msg{display:none;font-size:14px;line-height:36px;color:var(--w-84);padding:2px}
.trial.success .trial-success-msg{display:block;animation:successIn .5s var(--ease-out)}
@keyframes successIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.trial.success form{display:none}
.loopring{display:flex;flex-direction:column;align-items:center;gap:10px}
.loopring-cap{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--w-35)}
.hero-split{position:relative;z-index:2;display:flex;justify-content:center;width:100%;max-width:900px;margin:0 auto;padding:0 20px}
.hero-left{display:flex;flex-direction:column;gap:40px;max-width:740px;align-items:center}
.hero-left .hero-copy{align-items:center;gap:24px}
.hero-left .tagline{font-size:clamp(26px,4vw,54px);line-height:1.15;text-align:center;letter-spacing:.15px}
.hero-left .hero-sub{text-align:center;font-size:20px;line-height:30px}
.hero-left .ctas{justify-content:center}
@keyframes breathe{0%,100%{opacity:.32}50%{opacity:.8}}
.arc-live{animation:breathe 8s ease-in-out infinite}
@media (prefers-reduced-motion:reduce){.arc-live{animation:none;opacity:.6}}
@media (max-width:900px){
.hero-split{padding:0 20px}
.sec-title,.research-title,.cta-panel-title{font-size:32px;line-height:40px}
}
.hero::after{content:"";position:absolute;inset:0;z-index:1;background:radial-gradient(ellipse 76% 66% at 50% 42%,rgba(13,17,23,.64) 0%,rgba(13,17,23,.34) 52%,rgba(13,17,23,0) 100%),linear-gradient(to bottom,rgba(13,17,23,.35),rgba(13,17,23,.18) 45%,rgba(0,0,0,.72));box-shadow:inset 0 0 240px 40px rgba(0,0,0,.38)}
.demo-term{max-width:760px;margin:40px auto 0;border:1px solid var(--w-08);background:var(--bg-elevated);border-radius:16px;overflow:hidden}
.demo-chrome{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--w-06)}
.demo-dot{width:10px;height:10px;border-radius:50%}
.demo-cap{margin-left:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--w-35)}
.demo-body{padding:0;min-height:360px;font-family:var(--font-body)}
.demo-body.wb-off{opacity:0;transition:opacity .5s}
.wb{display:flex;min-height:360px}
.wb-chat{width:31%;border-right:1px solid var(--w-07);padding:18px 14px;display:flex;flex-direction:column;gap:12px}
.wb-q{font-size:13px;line-height:20px;color:var(--text-primary);background:var(--w-05);border-radius:10px;padding:10px 12px}
.wb-sum{border:1px solid var(--w-09);border-radius:12px;padding:12px;background:var(--w-03);display:flex;flex-direction:column;gap:8px}
.wb-sum-t{font-size:13px;font-weight:500;color:var(--text-primary)}
.wb-sum-m{font-family:var(--font-mono);font-size:11px;color:var(--w-56)}
.wb-pass{color:var(--accent-teal)}
.wb-sum-go{font-size:12px;color:var(--accent-brand)}
.wb-ws{flex:1;display:flex;flex-direction:column;min-width:0}
.wb-tabs{display:flex;gap:2px;padding:10px 14px 0;border-bottom:1px solid var(--w-07)}
.wb-tab{font-size:12px;padding:7px 12px;border-radius:8px 8px 0 0;color:var(--w-45);letter-spacing:.02em}
.wb-tab.active{color:var(--text-primary);background:var(--w-06);box-shadow:inset 0 -2px 0 #1D4ED8}
.wb-panels{flex:1;padding:16px 18px}
.wb-panel{display:none;flex-direction:column;gap:10px}
.wb-panel.active{display:flex}
.wb-q,.wb-sum,.wb-it{opacity:0;transform:translateY(8px);transition:opacity .45s var(--ease-out),transform .45s var(--ease-out)}
.wb-q.on,.wb-sum.on,.wb-it.on{opacity:1;transform:none}
.wb-ph{font-family:var(--font-mono);font-size:10.5px;color:var(--w-38);letter-spacing:.06em}
.ev-card{border:1px solid var(--w-09);border-radius:10px;padding:10px 12px;background:var(--w-03)}
.ev-t{font-size:12.5px;font-weight:500;color:var(--text-primary);margin-bottom:4px}
.ev-m{font-family:var(--font-mono);font-size:10.5px;color:var(--w-42)}
.ds-row{display:flex;align-items:center;gap:10px;border:1px solid var(--w-09);border-radius:10px;padding:9px 12px;background:var(--w-03)}
.ds-rank{font-family:var(--font-mono);font-size:11px;color:var(--accent-brand);width:26px;flex:none}
.ds-m{font-size:12.5px;color:var(--text-primary);flex:1;font-family:var(--font-mono)}
.ds-tier{font-family:var(--font-mono);font-size:10.5px;color:var(--w-42)}
.ds-copy{font-family:var(--font-mono);font-size:10.5px;color:var(--w-56);border:1px solid var(--w-14);border-radius:var(--r-pill);padding:3px 10px;white-space:nowrap}
.st-cap{font-size:12.5px;color:var(--text-primary)}
.st-m{font-family:var(--font-mono);font-size:10.5px;color:var(--w-42);margin-top:4px;line-height:17px}
.plddt{display:flex;gap:3px;margin-top:14px}
.plddt i{height:16px;flex:1;border-radius:3px;background:var(--w-05)}
.wb-panel.active .plddt i.hi{background:rgba(29,78,216,.75)}
.wb-panel.active .plddt i.mid{background:rgba(255,189,46,.55)}
.plddt i{transition:background .6s var(--ease-out)}
.st-scale{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:9.5px;color:var(--w-30);margin-top:6px}
.au-badge{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;border:1px solid rgba(29,78,216,.4);background:rgba(29,78,216,.1);color:var(--accent-teal);border-radius:var(--r-pill);padding:5px 14px;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em}
.au-row{display:flex;align-items:center;gap:10px;font-size:12px;border-bottom:1px solid var(--w-05);padding:8px 2px}
.au-c{flex:1;color:var(--w-75);line-height:17px}
.au-t{font-family:var(--font-mono);font-size:10px;color:var(--w-40);width:120px;flex:none}
.au-v{font-family:var(--font-mono);font-size:10.5px;color:var(--accent-teal);width:42px;flex:none;text-align:right}
.wb-plan{border:1px solid var(--w-09);border-radius:12px;padding:12px;background:var(--w-03);display:flex;flex-direction:column;gap:7px}
.wb-plan-t{font-size:12px;font-weight:500;color:var(--text-primary);letter-spacing:.02em}
.wb-plan-l{font-size:11.5px;line-height:17px;color:var(--w-56)}
.wb-plan-d{font-size:11.5px;line-height:16px;color:var(--w-78);padding-left:14px;position:relative}
.wb-plan-d::before{content:"›";position:absolute;left:2px;color:var(--accent-brand)}
.wb-plan-f{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:2px}
.wb-plan-f>span:first-child{font-family:var(--font-mono);font-size:10px;color:var(--w-40)}
.wb-plan-go{font-size:11px;font-weight:500;color:var(--bg-base);background:var(--accent-brand);border-radius:var(--r-pill);padding:4px 12px;white-space:nowrap}
.wb-hyp{display:flex;align-items:center;gap:8px;border:1px solid var(--w-09);border-radius:10px;padding:7px 10px;background:var(--w-03)}
.wb-hyp-t{flex:1;font-size:11.5px;line-height:15px;color:var(--w-78)}
.wb-hyp-s{font-family:var(--font-mono);font-size:9.5px;color:rgba(255,189,46,.85);letter-spacing:.04em;white-space:nowrap}
.wb-hyp-note{font-size:10.5px;line-height:15px;color:var(--w-45)}
.wb-sum-f,.wb-sum-w{font-size:11.5px;line-height:16px;color:var(--w-72)}
.wb-sum-f b,.wb-sum-w b{color:var(--text-primary);font-weight:500}
.wb-warn{color:rgba(255,189,46,.9)}
.wb-src{display:flex;align-items:center;gap:10px;padding:9px 18px;border-top:1px solid var(--w-07);font-family:var(--font-mono);font-size:10px;color:var(--w-42)}
.mf-row{display:flex;align-items:center;gap:10px;border:1px solid var(--w-09);border-radius:10px;padding:9px 12px;background:var(--w-03)}
.mf-step{flex:1;font-size:12px;line-height:16px;color:var(--text-primary)}
.mf-rec{font-family:var(--font-mono);font-size:11px;color:var(--accent-teal);white-space:nowrap}
.mf-total{border-color:rgba(29,78,216,.35)}
.mf-note{font-size:10.5px;line-height:15px;color:var(--w-45)}
.wb-plan,.wb-hyp,.wb-hyp-note{opacity:0;transform:translateY(8px);transition:opacity .45s var(--ease-out),transform .45s var(--ease-out)}
.wb-plan.on,.wb-hyp.on,.wb-hyp-note.on{opacity:1;transform:none}
.demo-foot{padding:0 24px 20px}
.demo-link{font-size:14px;color:var(--w-56);text-decoration:none;border-bottom:1px solid var(--w-20);transition:color .2s,border-color .2s}
.demo-link:hover{color:var(--text-primary);border-color:var(--w-50)}
.stat{position:relative}
.stat[data-tip]:hover::after{content:attr(data-tip);position:absolute;left:20px;right:20px;top:calc(100% - 10px);z-index:6;background:#141414;border:1px solid var(--w-14);border-radius:12px;padding:12px 16px;font-size:13px;line-height:19px;letter-spacing:.15px;color:var(--w-72);pointer-events:none;box-shadow:0 12px 32px rgba(0,0,0,.5)}
.ctas{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center}
.cta{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:var(--r-pill);
border:1px solid var(--w-42);background:transparent;color:var(--w-56);
font-size:16px;font-weight:450;letter-spacing:.15px;line-height:24px;white-space:nowrap;
transition:border-color .2s,background .2s,color .2s,padding .2s}
.cta .arr{display:inline-block;max-width:0;opacity:0;overflow:hidden;transition:max-width .2s,opacity .2s,margin .2s}
.cta:hover{border-color:var(--text-primary);background:var(--w-05);color:var(--text-primary);padding:12px 12px 12px 20px}
.cta:hover .arr{max-width:24px;opacity:1;margin-inline-start:8px}
.cta:focus-visible{outline:2px solid #fff;outline-offset:2px}
.seg button:focus-visible,.menu-toggle:focus-visible{outline:2px solid var(--w-50);outline-offset:2px}
summary:focus-visible{outline:2px solid var(--w-50);outline-offset:2px;border-radius:var(--r-sm)}
.rcard:focus-visible{outline:2px solid rgba(29,78,216,.65);outline-offset:3px;border-radius:16px}
.wb-tab:focus-visible,.demo-replay:focus-visible{outline:2px solid var(--w-50);outline-offset:2px}
.rcard:focus-visible{outline:2px solid rgba(29,78,216,.65);outline-offset:3px;border-radius:16px}
.wb-tab:focus-visible,.demo-replay:focus-visible{outline:2px solid var(--w-50);outline-offset:2px}
.research{background:var(--bg-base);padding:120px 0}
.research-inner{max-width:1440px;margin:0 auto;padding:0 80px;display:flex;flex-direction:column;gap:32px}
.research-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.research-titles{display:flex;flex-direction:column;gap:16px}
.research-title{font-family:var(--font-display);font-size:44px;font-weight:600;line-height:52px;letter-spacing:.15px;color:var(--text-title)}
.research-desc{font-size:18px;line-height:27.36px;color:var(--text-desc);max-width:640px}
.research-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rcard{position:relative;display:block;border-radius:16px;overflow:hidden;aspect-ratio:410/312;
border:1px solid var(--w-08);background:var(--bg-elevated);text-decoration:none;transition:border-color .25s,transform .35s var(--ease-out)}
.rcard:hover{border-color:var(--w-20);transform:translateY(-4px)}
.rcard-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1);transition:filter .5s ease,transform .6s var(--ease-out)}
.rcard:hover .rcard-art{transform:scale(1.04)}
.rcard:hover .rcard-art{filter:grayscale(0)}
.rcard-gradient{position:absolute;left:0;right:0;bottom:0;height:48%;background:var(--card-veil)}
.rcard-info{position:absolute;left:20px;right:20px;bottom:20px;display:flex;flex-direction:column;gap:4px}
.rcard-title{font-size:16px;font-weight:500;line-height:24px;letter-spacing:.15px;color:var(--text-primary)}
.rcard-date{font-size:14px;line-height:20px;letter-spacing:.15px;color:var(--w-56)}
.sec{background:var(--bg-base);padding:120px 0}
.sec-inner{max-width:1344px;margin:0 auto;padding:0 80px;display:flex;flex-direction:column;gap:32px}
.eyebrow{font-family:var(--font-mono);font-size:12px;line-height:20px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-teal)}
.sec-title{font-family:var(--font-display);font-size:var(--text-h2);font-weight:600;line-height:44px;letter-spacing:.15px;color:var(--text-title)}
.sec-desc{font-size:18px;line-height:30px;color:var(--text-desc);max-width:760px}
.sec-desc strong{color:var(--w-84);font-weight:500}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:960px;margin:40px auto 0}
.stat{border:1px solid var(--w-08);background:var(--bg-elevated);border-radius:16px;padding:32px;
display:flex;flex-direction:column;gap:12px;align-items:center;text-align:center;padding:40px 32px;transition:border-color .25s,transform .3s var(--ease-out),box-shadow .3s}
.stat:hover{border-color:var(--accent-teal);transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,0,0,.4)}
.stat-num{font-family:var(--font-display);font-size:48px;font-weight:600;line-height:1.1;letter-spacing:-.02em;color:var(--accent-teal)}
.stat-cap{font-size:14px;line-height:20px;letter-spacing:.15px;color:var(--text-secondary)}
.stat-close{margin-top:40px;font-size:16px;line-height:24px}
.faq-list{margin-top:40px;border-bottom:1px solid var(--w-08)}
.faq-item{border-top:1px solid var(--w-08)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;
font-size:18px;font-weight:500;line-height:27px;letter-spacing:.15px;color:var(--text-primary);padding:20px 0;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .fx{flex:none;width:12px;height:12px;position:relative;transition:transform .2s}
.faq-item summary .fx::before,.faq-item summary .fx::after{content:"";position:absolute;background:var(--w-56);border-radius:1px}
.faq-item summary .fx::before{left:0;top:5px;width:12px;height:2px}
.faq-item summary .fx::after{left:5px;top:0;width:2px;height:12px}
.faq-item[open] summary .fx{transform:rotate(45deg)}
.faq-item .faq-a{font-size:16px;line-height:24px;letter-spacing:.15px;color:var(--w-72);max-width:860px;padding:0 0 24px}
.faq-item .faq-a strong{color:var(--text-primary);font-weight:500}
.builtin{border-top:1px solid var(--w-08);padding:64px 0}
.builtin-inner{max-width:1440px;margin:0 auto;padding:0 80px;display:flex;align-items:center;flex-wrap:wrap;gap:16px 40px}
.bo-label{font-size:14px;line-height:20px;letter-spacing:.15px;color:var(--w-56)}
.bo{display:flex;align-items:center;gap:8px}
.bo-logo{height:17px;width:auto;opacity:.85;filter:brightness(0) invert(1)}
.bo-name{font-size:14px;font-weight:500;line-height:20px;letter-spacing:.15px;color:var(--text-primary)}
.bo-role{font-size:14px;line-height:20px;letter-spacing:.15px;color:var(--w-56)}
.footer{background:var(--bg-base);padding:0}
.footer-inner{max-width:1440px;margin:0 auto;padding:0 80px}
.footer-top{display:flex;gap:96px;padding:96px 0 72px}
.footer-brand{flex:1;display:flex;flex-direction:column;gap:48px}
.footer-brand-info{display:flex;flex-direction:column;gap:40px}
.footer-logo{display:flex;align-items:center;width:160px;height:32px;gap:12px;text-decoration:none}
.footer-copy{font-size:14px;line-height:20px;letter-spacing:.15px;color:var(--w-56)}
.footer-cols{display:flex;gap:64px}
.footer-col{display:flex;flex-direction:column;gap:24px;min-width:130px}
.footer-col h4, .footer-col h3{font-family:var(--font-mono);font-size:11px;font-weight:500;line-height:16px;letter-spacing:.16em;text-transform:uppercase;color:var(--w-42);padding-bottom:16px}
.footer-col a{font-size:14px;line-height:20px;letter-spacing:.15px;color:var(--w-56);text-decoration:none;transition:color .2s}
.footer-col a:hover{color:var(--text-primary)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px 10px;min-height:56px;padding:8px 80px;text-align:center;
font-size:12px;line-height:20px;letter-spacing:.15px;color:var(--w-35)}
.footer-bottom a{color:var(--w-55);text-decoration:none;transition:color .2s}
.footer-bottom a:hover{color:var(--w-60)}
.loop-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;margin-top:56px}
.loop-list{display:flex;flex-direction:column;border-bottom:1px solid var(--w-08)}
.loop-item{display:flex;align-items:baseline;gap:16px;padding:16px 0;border-top:1px solid var(--w-08)}
.loop-num{font-family:var(--font-mono);font-size:12px;color:var(--w-55);width:24px;flex:none}
.loop-name{font-family:var(--font-display);font-size:18px;font-weight:500;color:var(--text-primary);width:150px;flex:none;letter-spacing:.15px}
.loop-desc{flex:1;font-size:14px;line-height:20px;color:var(--w-56);letter-spacing:.15px}
.status{flex:none;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
padding:4px 10px;border-radius:var(--r-pill);border:1px solid rgba(29,78,216,.4);color:var(--accent-teal)}
.status.next{border-color:var(--w-12);color:var(--text-muted)}
.loop-figure{border:1px solid var(--w-08);background:var(--bg-elevated);border-radius:16px;padding:32px;
display:flex;flex-direction:column;gap:16px;align-items:center}
.loop-figure svg{width:100%;max-width:440px;height:auto}
.loop-note{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--w-55);text-transform:uppercase;text-align:center}
.stats-link{margin-top:32px}
.scope-grid{display:block;margin-top:48px}
.scope-col{border:1px solid var(--w-08);background:var(--bg-elevated);border-radius:16px;padding:40px;transition:border-color .25s}
.scope-col:hover{border-color:var(--w-20)}
.scope-col h3{font-family:var(--font-display);font-size:20px;font-weight:600;line-height:28px;color:var(--text-primary);letter-spacing:.15px}
.scope-sub{font-size:14px;line-height:20px;color:var(--w-56);margin-top:8px;letter-spacing:.15px}
.scope-col ul{list-style:none;margin-top:20px}
.scope-col li{display:flex;gap:12px;padding:12px 0;border-top:1px solid var(--w-06);
font-size:15px;line-height:22px;color:var(--w-72);letter-spacing:.15px}
.scope-col li .mark{font-family:var(--font-mono);flex:none;width:18px;color:var(--text-primary)}
.scope-col.no li{color:var(--w-56)}
.scope-col.no li .mark{color:var(--w-35)}
.cta-panel{max-width:1440px;margin:0 auto;padding:0 80px}
.cta-panel-card{border:1px solid var(--w-08);background:var(--bg-elevated);border-radius:16px;padding:72px 40px;
display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center}
.cta-panel-title{font-family:var(--font-display);font-size:44px;font-weight:600;line-height:52px;letter-spacing:.15px;color:var(--text-primary);max-width:820px}
.cta-panel-desc{font-size:18px;line-height:27.36px;color:var(--text-desc);max-width:560px}
.foot-mark{border-top:1px solid var(--w-08);padding:40px 0 8px;overflow:hidden}
.foot-mark svg{display:block;width:100%;height:auto}
@media (max-width:720px){
.nav-inner{padding:0 20px}
.menu{display:none}
.logo{width:auto}
.hero{min-height:calc(100svh - 72px);padding:80px 0}
.content{padding-top:0;gap:48px}
.bg-scene{height:300px}
.scene-frame{transform:translate(-50%,-50%) scale(.38);transform-origin:center}
.bg-gradient{height:140px}
.trial{border-radius:20px;padding:14px 10px 10px}
.trial-input{font-size:16px;line-height:28px}
.research-inner{padding:0 20px}
.research-title{font-size:26px;line-height:32px}
.research-desc{font-size:16px;line-height:24px}
.research-cards{grid-template-columns:1fr}
.sec-inner,.builtin-inner{padding:0 20px}
.sec-title{font-size:26px;line-height:32px}
.sec-desc{font-size:16px;line-height:24px}
.stats{grid-template-columns:1fr}
.stat-num{font-size:26px;line-height:32px}
.footer-inner{padding:0 20px}
.footer-top{flex-direction:column;gap:48px;padding:40px 0}
.footer-cols{flex-wrap:wrap;gap:40px}
.footer-bottom{padding:8px 20px}
.loop-grid{grid-template-columns:1fr;gap:32px}
.loop-item{flex-wrap:wrap;row-gap:6px}
.loop-desc{flex-basis:100%;order:5;padding-left:40px}
.loop-figure{display:none}
.loop-name{width:110px}
.scope-grid{grid-template-columns:1fr}
.cta-panel{padding:0 20px}
.cta-panel-card{padding:48px 24px}
.cta-panel-title{font-size:26px;line-height:32px}
.loop-figure svg{width:100%;max-width:440px;height:auto}
}
@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation:none!important;transition:none!important}
.reveal{opacity:1!important;transform:none!important}
.tagline .w{opacity:.6!important;transform:none!important}
}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
:root{--signal-pass:#2DD4BF;--signal-warn:#FFBD2E;--signal-fail:#FF5F56}
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--w-16);border-bottom-right-radius:8px;padding:10px 16px;font-family:var(--font-mono);font-size:13px;text-decoration:none}
.skip-link:focus{left:0}
.wb-tab{cursor:pointer}
.demo-foot{display:flex;align-items:center;gap:16px;padding:0 24px 20px}
.demo-replay{background:none;border:1px solid var(--w-12);border-radius:8px;color:var(--w-60);font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;padding:6px 12px;cursor:pointer;transition:border-color .2s,color .2s}
.demo-replay:hover{border-color:var(--w-30);color:var(--text-primary)}
details.faq-item{overflow:hidden}
.faq-item .faq-a{opacity:0;transform:translateY(-4px);transition:opacity .25s var(--ease-out),transform .25s var(--ease-out)}
.faq-item[open] .faq-a{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.faq-item .faq-a{transition:none;opacity:1;transform:none}}
.rcard-meta{display:flex;align-items:center;gap:8px}
.rcard-tag{font-family:var(--font-mono);font-size:10.5px;line-height:16px;letter-spacing:.08em;border:1px solid rgba(29,78,216,.35);color:var(--signal-pass);border-radius:var(--r-sm);padding:1px 6px}
.rcard-tag.tg-rev{border-color:rgba(255,189,46,.4);color:var(--signal-warn)}
.rcard-tag.tg-wp{border-color:var(--w-24);color:var(--w-66)}
.au-v{color:var(--signal-pass)}
.au-v.warn{color:var(--signal-warn)}
.au-v.fail{color:var(--signal-fail)}
.loop-item{opacity:.42;transform:translateY(10px);transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}
.loop-item.on{opacity:1;transform:none}
.loop-item .loop-num{transition:color .3s}
.loop-item.on .loop-num{color:var(--accent-teal)}
.loop-ev{display:block;font-family:var(--font-mono);font-size:11.5px;line-height:18px;letter-spacing:.01em;color:var(--w-44);margin-top:3px;opacity:0;transform:translateX(-4px);transition:opacity .5s var(--ease-out) .25s,transform .5s var(--ease-out) .25s}
.loop-item.on .loop-ev{opacity:1;transform:none}
.loop-arc{opacity:.16;transition:opacity .7s ease}
.loop-arc.on{opacity:.9}
@media (prefers-reduced-motion:reduce){.loop-item{opacity:1;transform:none}.loop-ev{opacity:1;transform:none}.loop-arc{opacity:.9}}
.hr-seq{width:100%;max-width:560px}
.hr-seq-label{display:block;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.16em;color:var(--w-38)}
.hr-seq-line{margin-top:6px;font-family:var(--font-mono);font-size:10.5px;line-height:18px;letter-spacing:.04em;word-break:break-all;color:var(--w-09)}
.hr-seq-line i{font-style:normal;transition:color .3s}
.hr-seq-line i.on{color:rgba(29,78,216,.92)}
@media (prefers-reduced-motion:reduce){.hr-seq-line{color:var(--w-35)}}
.motif-strip{border-top:1px solid var(--w-06);background:var(--bg-alt);padding:34px 0 30px}
.motif-inner{max-width:1120px;margin:0 auto;padding:0 80px;display:flex;align-items:center;justify-content:center;gap:20px}
.motif-seq{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;color:var(--w-50);white-space:nowrap;overflow:hidden}
.motif-arrow{color:rgba(29,78,216,.55);font-family:var(--font-mono);font-size:11px;flex:none}
.motif-node{flex:none;width:22px;height:22px;border:1px solid var(--w-22);border-radius:6px;position:relative}
.motif-node::after{content:"";position:absolute;inset:5px;border-radius:3px;background:rgba(29,78,216,.4)}
.motif-node.sm{width:16px;height:16px;border-radius:var(--r-sm)}
.motif-node.sm::after{inset:3.5px}
.motif-node.dots{border-color:var(--w-12);border-style:dashed;background:radial-gradient(circle at 30% 30%,var(--w-25) 1px,transparent 1.5px),radial-gradient(circle at 65% 65%,var(--w-25) 1px,transparent 1.5px),radial-gradient(circle at 45% 75%,var(--w-20) 1px,transparent 1.5px)}
.motif-node.dots::after{display:none}
@media (max-width:900px){.motif-inner{padding:0 24px}.motif-seq{letter-spacing:.02em}}
@media (max-width:640px){.motif-inner{flex-wrap:wrap;gap:12px}.motif-seq{font-size:8.5px}}
.paths{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0 8px}
.path{display:block;border:1px solid var(--w-08);background:var(--bg-elevated);border-radius:12px;padding:16px 18px;text-decoration:none;transition:border-color .25s,transform .25s var(--ease-out)}
.path:hover{border-color:var(--w-20);transform:translateY(-2px)}
.path-k{display:block;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--w-40);margin-bottom:6px}
.path-t{display:block;font-size:15px;line-height:22px;color:var(--text-primary);font-weight:500}
.path-d{display:block;margin-top:4px;font-size:13px;line-height:19px;color:var(--w-52)}
.path .arr{display:inline-block;margin-top:8px;color:var(--accent-teal);font-size:13px}
@media (max-width:720px){.paths{grid-template-columns:1fr}}
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
border-radius:8px;border:1px solid var(--border-default);background:transparent;color:var(--text-secondary);
cursor:pointer;transition:background .18s,color .18s,border-color .18s;flex:none}
.theme-toggle:hover{background:var(--w-06);color:var(--text-primary);border-color:var(--border-strong)}
.theme-toggle:focus-visible{outline:2px solid var(--text-primary);outline-offset:2px}
.theme-toggle svg{width:16px;height:16px;display:block}
.theme-toggle .i-moon{display:none}
[data-theme="light"] .theme-toggle .i-moon{display:block}
[data-theme="light"] .theme-toggle .i-sun{display:none}