:root{--obsidian:#0a0b0d;--graphite:#14161a;--grid-gray:#262a31;--paper:#e9ecf2;--ink:#8a93a6;--technical-blue:#3d7fff;--audit-green:#2fbf71;--amber:#e6a23c;--verification-red:#e5484d}*{box-sizing:border-box}body,html{padding:0;margin:0;background:var(--obsidian);color:var(--paper)}body{font-family:Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}.eyebrow,.mono{font-family:JetBrains Mono,monospace}.eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--technical-blue);display:flex;align-items:center;gap:10px}h1,h2,h3{font-family:Inter Tight,Inter,system-ui,sans-serif;letter-spacing:-.02em;font-weight:600;margin:0}a{color:inherit}.proof-node{position:relative;width:10px;height:10px;flex-shrink:0}.proof-node .core{position:absolute;inset:3px;border-radius:50%;background:var(--technical-blue)}.proof-node .ring{position:absolute;inset:0;border-radius:50%;border:1px solid var(--technical-blue);opacity:.5;animation:proof-pulse 2.4s ease-in-out infinite}.proof-node.verified .ring{animation:none;opacity:1;inset:-2px}.proof-node.verified .core{background:var(--audit-green)}@keyframes proof-pulse{0%{transform:scale(1);opacity:.6}50%{transform:scale(1.8);opacity:0}to{transform:scale(1);opacity:0}}.proof-line{position:relative;flex:1 1;height:1px;background:var(--grid-gray);overflow:hidden}.proof-line:after{content:"";position:absolute;top:0;left:-30%;width:30%;height:100%;background:linear-gradient(90deg,transparent,var(--technical-blue),transparent);animation:signal-sweep 2.8s linear infinite}@keyframes signal-sweep{0%{left:-30%}to{left:100%}}.card{background:var(--graphite);border:1px solid var(--grid-gray);border-radius:8px;padding:28px}.btn-primary{background:var(--technical-blue);color:white;border:none;border-radius:6px}.btn-primary,.btn-secondary{padding:13px 22px;font-size:15px;font-weight:500;cursor:pointer;text-decoration:none;display:inline-block}.btn-secondary{background:transparent;color:var(--paper);border:1px solid var(--grid-gray);border-radius:6px}