:root{--bg:#070A12;--bg-2:#0B0F1A;--panel:#111726;--panel-2:#161E30;--border:#202A40;--border-2:#2E3A56;--text:#EAEEF6;--muted:#8E99B0;--faint:#5A6680;--cyan:#22D3EE;--indigo:#A78BFA;--maxw:1180px;--font-display:"Space Grotesk",system-ui,sans-serif;--font-body:"Inter",system-ui,sans-serif;--font-mono:"JetBrains Mono",ui-monospace,monospace}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;z-index:-2;background:radial-gradient(1000px 700px at 80% -10%,rgba(167,139,250,.1),transparent 60%),radial-gradient(800px 600px at 10% 5%,rgba(34,211,238,.08),transparent 55%),var(--bg)}body:after{content:"";position:fixed;inset:0;z-index:-1;opacity:.4;pointer-events:none;background-image:linear-gradient(rgba(46,58,86,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(46,58,86,.08) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(ellipse 100% 60% at 50% 0%,#000 30%,transparent 80%)}h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.12;letter-spacing:-.02em}::selection{background:#22d3ee40;color:#fff}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.gradient-text{background:linear-gradient(135deg,var(--cyan),var(--indigo));-webkit-background-clip:text;background-clip:text;color:transparent}.hero{position:relative;padding:120px 0 70px;text-align:center;overflow:hidden}#helix{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.55}.hero-inner{position:relative;z-index:2;max-width:760px;margin:0 auto;padding:0 24px}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);margin-bottom:22px;padding:6px 14px;border:1px solid rgba(34,211,238,.25);border-radius:999px;background:#22d3ee0d}.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.hero h1{font-size:clamp(2.3rem,6vw,4rem);font-weight:700;margin-bottom:20px;text-shadow:0 0 50px rgba(34,211,238,.15)}.hero p{font-size:clamp(1rem,2vw,1.18rem);color:var(--muted);max-width:620px;margin:0 auto;font-weight:300}.hero .meta{margin-top:26px;display:flex;gap:26px;justify-content:center;flex-wrap:wrap;font-family:var(--font-mono);font-size:12px;color:var(--faint)}.hero .meta b{color:var(--text);font-weight:600}.group{padding:54px 0}.group-head{display:flex;align-items:center;gap:14px;margin-bottom:28px}.group-head h2{font-size:clamp(1.4rem,3vw,1.9rem)}.group-head .ln{flex:1;height:1px;background:linear-gradient(90deg,var(--border-2),transparent)}.group-head .tag{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--faint)}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{position:relative;display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:24px;overflow:hidden;cursor:pointer;transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s,box-shadow .3s;text-decoration:none;color:inherit}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--ac)}.card:after{content:"";position:absolute;inset:0;background:radial-gradient(400px 200px at 50% -20%,var(--ac),transparent 70%);opacity:0;transition:opacity .3s;pointer-events:none}.card:hover{transform:translateY(-6px);border-color:var(--ac);box-shadow:0 20px 50px #00000080}.card:hover:after{opacity:.1}.card:focus-visible{outline:none;transform:translateY(-6px);border-color:var(--ac);box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--ac),0 20px 50px #00000080}.card:focus-visible:after{opacity:.1}.card .ic{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:var(--acbg);border:1px solid var(--acbd)}.card .ic svg{width:26px;height:26px;color:var(--ac)}.card h3{font-size:1.2rem;margin-bottom:4px;color:var(--text)}.card .sci{font-family:var(--font-mono);font-size:11px;color:var(--ac);margin-bottom:12px}.card .desc{font-size:13.5px;color:var(--muted);line-height:1.55;flex:1}.card .go{margin-top:18px;display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--ac)}.card .go svg{width:15px;height:15px;transition:transform .25s}.card:hover .go svg{transform:translate(4px)}footer{border-top:1px solid var(--border);margin-top:50px;padding:40px 0;text-align:center}footer p{font-size:12.5px;color:var(--faint);max-width:680px;margin:0 auto 14px;line-height:1.7}footer .disc{font-family:var(--font-mono);font-size:10.5px;color:var(--faint);padding-top:16px;border-top:1px solid var(--border);max-width:680px;margin:0 auto}@media (max-width:980px){.grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:560px){.grid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.eyebrow .dot{animation:none}#helix{display:none}}