@media(max-width:980px){.main-nav{position:fixed;top:82px;left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;background:var(--color-card);border:1px solid var(--color-border);padding:18px;border-radius:20px;box-shadow:0 20px 60px var(--color-shadow)}.main-nav.open{display:flex}.menu-toggle{display:block}.nav-cta{display:none}.hero-grid,.split,.contact-grid{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.section-head{display:block}.footer-grid{grid-template-columns:1fr 1fr}.hero{min-height:auto;padding:72px 0}.hero-card{max-width:620px}.gallery-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.container{width:min(100% - 24px,var(--max))}.grid-3,.grid-4,.gallery-grid{grid-template-columns:1fr}.nav-wrap{min-height:74px}.brand img{width:136px;height:auto}.theme-text{display:none}.hero-actions{flex-direction:column}.btn{width:100%}.section{padding:64px 0}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.whatsapp-float{left:12px;right:12px;text-align:center;align-items:center}.cta-band{padding:30px 20px}h1{font-size:2.35rem}}