:root{
  --bg:#050505;--sf:#0e0e0e;--sf2:#141414;--sf3:#1a1a1a;
  --bd:rgba(255,255,255,.06);--bd2:rgba(255,255,255,.1);--bd3:rgba(255,255,255,.16);
  --ac:#00e676;--ac2:#00c853;
  --tx:#f0f0f0;--tx2:#888;--tx3:#555;
  --fd:'Syne',sans-serif;--fm:'JetBrains Mono',monospace;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--tx);font-family:var(--fm);overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");pointer-events:none;z-index:9990;opacity:.4}
.gbg{position:fixed;inset:0;background-image:linear-gradient(rgba(255,255,255,.01) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.01) 1px,transparent 1px);background-size:64px 64px;pointer-events:none}
.orb{position:fixed;border-radius:50%;filter:blur(130px);pointer-events:none;animation:orba 14s ease-in-out infinite}
.o1{width:600px;height:600px;background:rgba(0,230,118,.04);top:-200px;left:-180px}
.o2{width:450px;height:450px;background:rgba(255,255,255,.013);bottom:-150px;right:-120px;animation-delay:-7s}
@keyframes orba{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
@keyframes fup{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes pd{0%,100%{box-shadow:0 0 0 0 rgba(0,230,118,.5)}50%{box-shadow:0 0 0 6px rgba(0,230,118,0)}}
@keyframes bk{0%,100%{opacity:1}50%{opacity:0}}
@keyframes scan{0%{transform:translateY(0)}50%{transform:translateY(220px)}100%{transform:translateY(0)}}

nav{position:fixed;top:0;left:0;right:0;z-index:2000;height:64px;display:flex;align-items:center;padding:0 4vw;gap:1.5rem;background:rgba(5,5,5,.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--bd);transition:background .3s}
nav.scrolled{background:rgba(5,5,5,.97)}
.nav-logo{font-family:var(--fd);font-weight:800;font-size:1.25rem;letter-spacing:-1px;color:var(--tx);text-decoration:none;display:flex;align-items:center;gap:7px;flex-shrink:0}
.nav-logo .dot{width:8px;height:8px;border-radius:50%;background:var(--ac);animation:pd 2s infinite;flex-shrink:0}
.nav-logo em{color:var(--ac);font-style:normal}
.nav-logo-img{height:32px;width:auto;object-fit:contain;display:block}
.nav-logo-fallback{display:none;align-items:center;gap:7px}
.nav-center{display:flex;align-items:center;gap:.4rem;flex:1;justify-content:center}
.nlink{display:flex;align-items:center;padding:7px 12px;border-radius:7px;color:var(--tx3);font-size:.74rem;text-decoration:none;transition:.18s}
.nlink:hover{color:var(--tx2);background:rgba(255,255,255,.04)}
.nav-right{display:flex;align-items:center;gap:.4rem;flex-shrink:0}
.btn-sup,.btn-console{font-size:.72rem;font-family:var(--fm);text-decoration:none;padding:6px 11px;border-radius:7px;transition:all .15s}
.btn-sup{color:var(--tx3)}
.btn-sup:hover{color:var(--tx2);background:rgba(255,255,255,.04)}
.btn-console{color:var(--ac);border:1px solid rgba(0,230,118,.22)}
.btn-console:hover{background:rgba(0,230,118,.07);border-color:rgba(0,230,118,.4)}

.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 5vw 80px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;inset:110px 18vw auto;height:360px;background:radial-gradient(circle,rgba(255,255,255,.05),transparent 70%);pointer-events:none;filter:blur(20px)}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.01) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.01) 1px,transparent 1px);background-size:56px 56px;pointer-events:none}
.badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.06);border:1px solid var(--bd2);color:#cfcfcf;padding:7px 16px;border-radius:100px;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:2rem;animation:fup .7s ease both;position:relative;z-index:1;backdrop-filter:blur(14px)}
.bdot{width:5px;height:5px;background:var(--ac);border-radius:50%;animation:pd 1.8s infinite}
.htitle{font-family:var(--fd);font-size:clamp(3.2rem,9vw,7rem);font-weight:800;line-height:.94;letter-spacing:-3px;position:relative;z-index:1;animation:fup .7s .08s ease both;max-width:980px;text-shadow:0 10px 40px rgba(0,0,0,.55)}
.htitle .l1{display:block;color:var(--tx)}
.htitle .l2{display:block;background:linear-gradient(135deg,#ffffff 0%,#c8c8c8 48%,#7d7d7d 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hsub{max-width:860px;color:#bdbdbd;font-size:.94rem;line-height:1.9;margin:2rem auto;position:relative;z-index:1;animation:fup .7s .16s ease both;background:rgba(10,10,10,.72);border:1px solid var(--bd);padding:1rem 1.2rem;border-radius:18px;backdrop-filter:blur(16px)}
.hcta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1;animation:fup .7s .24s ease both}
.btn-p,.btn-s{padding:13px 28px;border-radius:8px;font-family:var(--fm);font-size:.84rem;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:7px;transition:all .2s}
.btn-p{background:var(--tx);color:#000;border:none;font-weight:800}
.btn-p:hover{background:#e8e8e8;transform:translateY(-2px);box-shadow:0 10px 32px rgba(0,0,0,.5)}
.btn-s{background:transparent;border:1px solid var(--bd);color:var(--tx2);font-weight:500}
.btn-s:hover{border-color:var(--bd2);color:var(--tx);background:rgba(255,255,255,.04)}
.cwin{position:relative;z-index:1;margin-top:3.5rem;width:100%;max-width:720px;animation:fup .7s .32s ease both}
.cwrap{background:var(--sf);border:1px solid var(--bd);border-radius:14px;overflow:hidden;box-shadow:0 40px 100px rgba(0,0,0,.7);position:relative}
.cwrap::after{content:'';position:absolute;inset:0;background:linear-gradient(120deg,transparent 0%,rgba(255,255,255,.04) 45%,transparent 60%);transform:translateX(-120%);animation:codeSheen 6s ease-in-out infinite;pointer-events:none}
@keyframes codeSheen{0%,100%{transform:translateX(-120%)}50%{transform:translateX(120%)}}
.ctb{background:var(--sf2);padding:11px 14px;display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--bd)}
.cdots{display:flex;gap:6px}.cd{width:11px;height:11px;border-radius:50%}
.r{background:#ff5f56}.y{background:#ffbd2e}.g{background:#27c93f}
.cf{color:#c9c9c9;font-size:.72rem;letter-spacing:.04em;position:relative}
.cf::after{content:'';display:inline-block;width:8px;height:1em;border-right:2px solid rgba(255,255,255,.5);margin-left:6px;vertical-align:-2px;animation:bk 1s step-end infinite}
.ccode{padding:20px 24px;text-align:left;font-size:.78rem;line-height:2;overflow-x:auto;position:relative}
.code-animated .code-line{opacity:.28;transform:translateX(-4px);transition:opacity .35s,transform .35s,background .35s;padding:0 .4rem;border-radius:8px;width:fit-content}
.code-animated .code-line.active{opacity:1;transform:translateX(0);background:rgba(255,255,255,.04)}
.kw{color:#c792ea}.fn{color:#82aaff}.st{color:rgba(0,230,118,.8)}.cm{color:#333;font-style:italic}.vr{color:var(--tx)}

.sec{padding:7rem 5vw}
.sh{text-align:center;margin-bottom:4rem}
.stag{display:inline-block;font-size:.62rem;color:var(--tx3);letter-spacing:.14em;text-transform:uppercase;border:1px solid var(--bd);padding:4px 13px;border-radius:100px;margin-bottom:1rem}
.stitle{font-family:var(--fd);font-size:clamp(1.8rem,4vw,3rem);font-weight:800;letter-spacing:-2px;line-height:1;color:var(--tx)}
.stitle em{color:var(--ac);font-style:normal}
.ssub{color:var(--tx3);margin-top:.9rem;font-size:.82rem;max-width:620px;margin-left:auto;margin-right:auto;line-height:1.8}

.hero-mini-grid,.feature-grid,.compare-wrap,.model-layout,.code-columns,.timeline,.pdf-grid{display:grid;gap:1.2rem;max-width:1200px;margin:0 auto}
.hero-mini-grid{grid-template-columns:repeat(3,1fr);width:100%;margin-top:2rem;position:relative;z-index:1}
.feature-grid{grid-template-columns:repeat(3,1fr)}
.compare-wrap{grid-template-columns:repeat(3,1fr)}
.model-layout,.code-columns{grid-template-columns:repeat(2,1fr)}
.timeline{grid-template-columns:repeat(4,1fr)}
.pdf-grid{grid-template-columns:repeat(3,1fr)}

.mini-card,.content-card,.compare-card,.model-panel,.code-card,.timeline-card,.pdf-card,.ref-line{background:var(--sf);border:1px solid var(--bd);border-radius:18px;padding:1.4rem;box-shadow:0 18px 40px rgba(0,0,0,.28)}
.mini-card strong,.content-card h3,.compare-card .compare-head,.panel-top strong,.code-card h3,.timeline-card h3,.pdf-card h3{font-family:var(--fd)}
.mini-card p,.content-card p,.compare-card li,.model-note,.timeline-card p,.pdf-card p,.ref-line,.result-item .label{color:var(--tx3);line-height:1.8;font-size:.78rem}
.mini-k,.label{display:block;font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:var(--tx3);margin-bottom:.45rem}
.mini-card strong{display:block;font-size:1.05rem;margin-bottom:.45rem}
.highlight-card{border-color:rgba(0,230,118,.3);background:linear-gradient(180deg,rgba(0,230,118,.06),var(--sf))}
.compare-head{display:flex;justify-content:space-between;gap:1rem;font-size:.84rem;color:var(--tx);margin-bottom:1rem}
.list{list-style:none;display:grid;gap:.8rem}
.list li,.ordered li{padding-left:0}

.panel-top{display:flex;align-items:center;gap:.65rem;margin-bottom:1rem}
.panel-dot{width:8px;height:8px;border-radius:50%;background:var(--ac);box-shadow:0 0 0 6px rgba(0,230,118,.08)}
.mock-frame{height:300px;border-radius:16px;border:1px solid var(--bd);background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01)),radial-gradient(circle at 20% 30%,rgba(0,230,118,.12),transparent 22%),radial-gradient(circle at 80% 70%,rgba(255,255,255,.06),transparent 22%),var(--sf2);position:relative;overflow:hidden;display:flex;align-items:flex-end;justify-content:flex-start;padding:1rem}
.scan-line{position:absolute;left:0;right:0;top:10%;height:2px;background:linear-gradient(90deg,transparent,var(--ac),transparent);box-shadow:0 0 20px rgba(0,230,118,.45);animation:scan 3.5s linear infinite}
.mock-tag{padding:.45rem .8rem;border-radius:999px;border:1px solid var(--bd2);background:rgba(5,5,5,.8);font-size:.68rem}
.mock-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1rem}
.model-btn{background:var(--sf2)}
.future-flow{display:grid;gap:1rem}
.future-step{position:relative;padding:1rem 1rem 1rem 4rem;border-radius:16px;background:var(--sf2);border:1px solid var(--bd);overflow:hidden}
.future-step::after{content:'';position:absolute;left:1.45rem;top:3.1rem;bottom:-1rem;width:1px;background:rgba(255,255,255,.09)}
.future-step:last-child::after{display:none}
.future-no{position:absolute;left:1rem;top:1rem;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(0,230,118,.08);border:1px solid rgba(0,230,118,.2);font-family:var(--fd);font-size:.78rem}
.future-step strong{display:block;font-family:var(--fd);margin-bottom:.35rem}
.future-step p{color:var(--tx3);font-size:.78rem;line-height:1.75}
.future-panel .result-item strong{font-size:.92rem;line-height:1.6}
.result-stack{display:grid;gap:.8rem}
.result-item{padding:1rem;border-radius:12px;background:var(--sf2);border:1px solid var(--bd)}
.result-item strong{font-family:var(--fd);font-size:1rem}
.model-note{margin-top:1rem}
.ordered{padding-left:1.2rem;display:grid;gap:.7rem}
.ordered li{color:var(--tx3);line-height:1.8;font-size:.78rem}
pre{background:var(--sf2);border:1px solid var(--bd);border-radius:14px;padding:1rem;overflow:auto}
code{font-family:var(--fm);font-size:.74rem;color:var(--tx2)}
.timeline-no{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:rgba(0,230,118,.08);border:1px solid rgba(0,230,118,.18);font-family:var(--fd);margin-bottom:1rem}
.refs-wrap{max-width:1100px;margin:0 auto;display:grid;gap:1rem}
.content-card h3,.code-card h3,.timeline-card h3,.pdf-card h3{margin-bottom:.8rem;font-size:1.12rem}
.cta-box{max-width:760px;margin:0 auto;background:var(--sf);border:1px solid var(--bd);border-radius:22px;padding:5rem 3rem;text-align:center;position:relative;overflow:hidden}
.cta-box::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(255,255,255,.03),transparent 70%);pointer-events:none}
.cta-title{font-family:var(--fd);font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;letter-spacing:-2px;line-height:1.1;margin-bottom:1rem;position:relative}
.cta-sub{color:var(--tx3);margin-bottom:2.5rem;font-size:.82rem;position:relative;line-height:1.8}
.simple-footer{grid-template-columns:300px 1fr}
.footer-main{display:grid;gap:4rem;max-width:1300px;margin:0 auto;padding-bottom:3rem;border-bottom:1px solid var(--bd)}
.footer-brand{display:flex;flex-direction:column;gap:1rem}
.footer-brand-logo{display:flex;align-items:center;gap:8px;margin-bottom:.4rem}
.footer-brand-logo img{height:32px;width:auto;object-fit:contain}
.fb-name{font-family:var(--fd);font-weight:800;font-size:1.1rem;letter-spacing:-1px;color:var(--tx)}
.fb-name em{color:var(--ac);font-style:normal}
.footer-desc{font-size:.72rem;color:var(--tx3);line-height:1.7;max-width:280px}
.footer-cols{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}
.footer-col h4{font-family:var(--fd);font-size:.72rem;font-weight:700;color:var(--tx2);margin-bottom:.9rem;text-transform:uppercase;letter-spacing:.08em}
.footer-col a{display:block;color:var(--tx3);text-decoration:none;font-size:.72rem;margin-bottom:.45rem;transition:color .15s}
.footer-col a:hover{color:var(--tx2)}
footer{background:var(--sf2);border-top:1px solid var(--bd);padding:3.5rem 5vw 0}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;max-width:1300px;margin:0 auto;padding:1.2rem 0;font-size:.66rem;color:var(--tx3)}
.footer-bottom-links{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-bottom-links a{color:var(--tx3);text-decoration:none;transition:color .12s}
.footer-bottom-links a:hover{color:var(--tx2)}

.reveal{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.reveal.vis{opacity:1;transform:translateY(0)}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#1a1a1a;border-radius:2px}

@media(max-width:1100px){
  .hero-mini-grid,.feature-grid,.compare-wrap,.model-layout,.code-columns,.timeline,.pdf-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .nav-center{display:none}
  .htitle{letter-spacing:-2px;font-size:clamp(2.5rem,10vw,5rem)}
  .sec{padding:4rem 4vw}
  .hero-mini-grid,.feature-grid,.compare-wrap,.model-layout,.code-columns,.timeline,.pdf-grid,.footer-cols,.simple-footer{grid-template-columns:1fr}
  .footer-main{gap:2rem}
  .hsub{padding:.9rem 1rem}
}