: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);-webkit-font-smoothing:antialiased;line-height:1.6;overflow-x:hidden}body:before{content:"";z-index:-2;background:radial-gradient(1000px 700px at 80% -10%, #a78bfa1a, transparent 60%),radial-gradient(800px 600px at 10% 5%, #22d3ee14, transparent 55%),var(--bg);position:fixed;inset:0}body:after{content:"";z-index:-1;opacity:.4;pointer-events:none;background-image:linear-gradient(#2e3a5614 1px,#0000 1px),linear-gradient(90deg,#2e3a5614 1px,#0000 1px);background-size:48px 48px;position:fixed;inset:0;-webkit-mask-image:radial-gradient(100% 60% at 50% 0,#000 30%,#0000 80%);mask-image:radial-gradient(100% 60% at 50% 0,#000 30%,#0000 80%)}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.02em;font-weight:600;line-height:1.12}::selection{color:#fff;background:#22d3ee40}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.gradient-text{background:linear-gradient(135deg,var(--cyan),var(--indigo));color:#0000;-webkit-background-clip:text;background-clip:text}.hero{text-align:center;padding:120px 0 70px;position:relative;overflow:hidden}#helix{z-index:0;opacity:.55;width:100%;height:100%;position:absolute;inset:0}.hero-inner{z-index:2;max-width:760px;margin:0 auto;padding:0 24px;position:relative}.eyebrow{font-family:var(--font-mono);letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);background:#22d3ee0d;border:1px solid #22d3ee40;border-radius:999px;align-items:center;gap:8px;margin-bottom:22px;padding:6px 14px;font-size:11px;font-weight:500;display:inline-flex}.eyebrow .dot{background:var(--cyan);width:6px;height:6px;box-shadow:0 0 10px var(--cyan);border-radius:50%;animation:2s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.hero h1{text-shadow:0 0 50px #22d3ee26;margin-bottom:20px;font-size:clamp(2.3rem,6vw,4rem);font-weight:700}.hero p{color:var(--muted);max-width:620px;margin:0 auto;font-size:clamp(1rem,2vw,1.18rem);font-weight:300}.hero .meta{font-family:var(--font-mono);color:var(--faint);flex-wrap:wrap;justify-content:center;gap:26px;margin-top:26px;font-size:12px;display:flex}.hero .meta b{color:var(--text);font-weight:600}.group{padding:54px 0}.group-head{align-items:center;gap:14px;margin-bottom:28px;display:flex}.group-head h2{font-size:clamp(1.4rem,3vw,1.9rem)}.group-head .ln{background:linear-gradient(90deg,var(--border-2),transparent);flex:1;height:1px}.group-head .tag{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.14em;color:var(--faint);font-size:11px}.grid{grid-template-columns:repeat(4,1fr);gap:18px;display:grid}.card{background:var(--panel);border:1px solid var(--border);cursor:pointer;color:inherit;border-radius:16px;flex-direction:column;padding:24px;text-decoration:none;transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s,box-shadow .3s;display:flex;position:relative;overflow:hidden}.card:before{content:"";background:var(--ac);height:3px;position:absolute;top:0;left:0;right:0}.card:after{content:"";background:radial-gradient(400px 200px at 50% -20%, var(--ac), transparent 70%);opacity:0;pointer-events:none;transition:opacity .3s;position:absolute;inset:0}.card:hover{border-color:var(--ac);transform:translateY(-6px);box-shadow:0 20px 50px #00000080}.card:hover:after{opacity:.1}.card:focus-visible{border-color:var(--ac);box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--ac),0 20px 50px #00000080;outline:none;transform:translateY(-6px)}.card:focus-visible:after{opacity:.1}.card .ic{background:var(--acbg);border:1px solid var(--acbd);border-radius:12px;justify-content:center;align-items:center;width:46px;height:46px;margin-bottom:18px;display:flex}.card .ic svg{width:26px;height:26px;color:var(--ac)}.card h3{color:var(--text);margin-bottom:4px;font-size:1.2rem}.card .sci{font-family:var(--font-mono);color:var(--ac);margin-bottom:12px;font-size:11px}.card .desc{color:var(--muted);flex:1;font-size:13.5px;line-height:1.55}.card .go{color:var(--ac);align-items:center;gap:7px;margin-top:18px;font-size:12.5px;font-weight:600;display:inline-flex}.card .go svg{width:15px;height:15px;transition:transform .25s}.card:hover .go svg{transform:translate(4px)}footer{border-top:1px solid var(--border);text-align:center;margin-top:50px;padding:40px 0}footer p{color:var(--faint);max-width:680px;margin:0 auto 14px;font-size:12.5px;line-height:1.7}footer .disc{font-family:var(--font-mono);color:var(--faint);border-top:1px solid var(--border);max-width:680px;margin:0 auto;padding-top:16px;font-size:10.5px}@media (width<=980px){.grid{grid-template-columns:repeat(2,1fr)}}@media (width<=560px){.grid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}.eyebrow .dot{animation:none}#helix{display:none}}