.install-guide{max-width:760px}.install-guide h1{font-size:clamp(2rem,6vw,3.2rem);line-height:1.12;margin:.5rem 0 1rem}.guide-lead{font-size:1.15rem}.guide-nav{display:flex;gap:.6rem;flex-wrap:wrap;margin:1.5rem 0}.guide-nav a{padding:.65rem 1rem;border:1px solid #cbdce8;border-radius:999px;text-decoration:none}.steps{padding-left:1.6rem}.steps li{padding-left:.4rem;margin:1.4rem 0}.steps li::marker{color:#136a9d;font-weight:700}.steps p{margin:.4rem 0;line-height:1.6}.install-guide section{scroll-margin-top:1rem}.guide-cta{display:inline-block;background:#136a9d;color:white;border-radius:12px;padding:.9rem 1.2rem;text-decoration:none}.install-guide details{padding:1rem 0;border-bottom:1px solid #dce5ec}.install-guide summary{cursor:pointer}.install-guide .app-header{flex-wrap:wrap;gap:1rem}#install-state{padding:1rem;background:#e6f2fa;border-radius:12px}