:root{font-family:Inter,system-ui,-apple-system,sans-serif;background:radial-gradient(circle at 20% 20%,#eef2ff 0,#fff 45%,#f5f8ff);color:#0f172a}*{box-sizing:border-box}body{margin:0}.page{min-height:100vh;padding:48px 16px 64px;max-width:1100px;margin:0 auto;display:flex;flex-direction:column;gap:32px}header{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap}h1{font-size:clamp(32px,4vw,48px);margin:0}.subtitle{color:#475569;max-width:720px;line-height:1.5}.chain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.chain-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:16px;box-shadow:0 14px 35px #0f172a14;display:flex;flex-direction:column;gap:12px}.chain-card h2{margin:0;font-size:20px}.chain-card p{margin:0;color:#475569;line-height:1.5}.chain-card a{align-self:flex-start;text-decoration:none;color:#fff;background:#111827;padding:10px 14px;border-radius:12px;font-weight:600;letter-spacing:.01em;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease}.chain-card a:hover{transform:translateY(-1px);box-shadow:0 10px 25px #0f172a26}.callout{background:#f8fafc;border:1px dashed #cbd5e1;padding:14px 16px;border-radius:12px;color:#475569;line-height:1.5}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#e0e7ff;color:#3730a3;font-weight:600;letter-spacing:.02em}