@media(max-width:900px){
.topbar{display:none}.header-inner{min-height:70px}.menu-toggle{display:block;order:3}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;padding:20px 4%;box-shadow:0 8px 20px rgba(0,0,0,.1)}.main-nav.is-open{display:block}.main-nav ul,.main-menu{flex-direction:column;gap:15px}.header-cta{display:none}.two-columns{grid-template-columns:1fr;gap:40px}.service-grid{grid-template-columns:1fr 1fr}.features{grid-template-columns:1fr 1fr}.hero{min-height:590px}.hero h1{font-size:42px}.cta-inner{flex-direction:column;align-items:flex-start}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){
.container{width:90%}.hero{min-height:620px}.hero h1{font-size:36px}.hero p{font-size:17px}.section{padding:65px 0}.service-grid,.features,.footer-grid{grid-template-columns:1fr}.about-image{min-height:280px}.cta h2{font-size:30px}.hero-actions .btn{width:100%}}