:root{--bg:#f4f8fb;--fg:#0f1b2d;--muted:#5f7087;--line:#d5e0ec;--accent:#0f9f8f;--card:#fff}
*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#e8f4f2 0%,var(--bg) 40%);color:var(--fg);font-family:system-ui,sans-serif;line-height:1.55}
a{color:inherit;text-decoration:none}.wrap{width:min(920px,calc(100% - 2rem));margin:0 auto}
header{display:flex;justify-content:space-between;align-items:center;padding:1.2rem 0}.logo{font-weight:800;letter-spacing:-.03em}nav{display:flex;gap:1rem;color:var(--muted);font-size:.9rem}
.hero{padding:3.5rem 0 2rem;text-align:center}h1{font-size:clamp(2.2rem,5vw,3.3rem);letter-spacing:-.04em;margin:0}.lede{color:var(--muted);max-width:34rem;margin:1rem auto 0}
.form{display:flex;gap:.6rem;justify-content:center;margin-top:1.5rem;flex-wrap:wrap}
input{border:1px solid var(--line);border-radius:.8rem;padding:.85rem 1rem;min-width:240px;font:inherit}
button{background:var(--accent);color:#fff;border:0;border-radius:.8rem;padding:.85rem 1.1rem;font-weight:700}
.proof{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2.5rem 0 3rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:1rem;padding:1.1rem;text-align:left}.card h2{margin:0 0 .35rem;font-size:1rem}.card p{margin:0;color:var(--muted);font-size:.9rem}
footer{color:var(--muted);font-size:.8rem;padding-bottom:2.5rem;text-align:center}
@media(max-width:800px){.proof{grid-template-columns:1fr}}