:root{--brand:#0f172a}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;margin:0;color:#0f172a}
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
.site-header{background:var(--brand);color:#fff;padding:1rem}
.hero{display:flex;gap:2rem;padding:3rem 0;align-items:center}
.btn{background:var(--brand);color:#fff;padding:0.6rem 1rem;border-radius:6px}
@media(max-width:768px){.hero{flex-direction:column}}