:root{--ink:#111827;--muted:#526071;--bg:#f7f8fb;--surface:#fff;--brand:#0f766e;--accent:#2563eb;--line:#dbe3ee}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}a{color:var(--accent)}.site-header{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:18px 5vw;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.brand{font-weight:800;text-decoration:none;color:var(--ink);font-size:1.2rem}.site-header nav{display:flex;gap:14px;flex-wrap:wrap}.site-header nav a{text-decoration:none;color:var(--ink);font-weight:700}main{max-width:1180px;margin:auto;padding:0 20px}.hero{padding:70px 0 34px}.eyebrow{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);font-weight:800}h1{font-size:clamp(2.35rem,5vw,4.8rem);line-height:1.04;margin:.2em 0;letter-spacing:0}h2{font-size:1.65rem;margin:0 0 10px}h3{margin:0 0 8px}.hero p{font-size:1.16rem;max-width:760px;color:var(--muted)}.section{padding:28px 0}.grid{display:grid;gap:18px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:20px;box-shadow:0 12px 28px rgba(17,24,39,.07)}.button{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;font-weight:800;padding:11px 14px;border-radius:6px}.muted{color:var(--muted);font-size:.95rem}footer{margin-top:50px;padding:34px 5vw;background:#111827;color:#d1d5db}footer a{color:#fff;margin-right:12px}@media(max-width:760px){.site-header{align-items:flex-start;flex-direction:column}.grid.two,.grid.three{grid-template-columns:1fr}.hero{padding-top:42px}}