@media(max-width:980px){
  body.mobile-navigation-open{overflow:hidden}
  .site-header nav{max-height:calc(100dvh - 70px);overflow-y:auto;overscroll-behavior:contain;padding-bottom:max(24px,env(safe-area-inset-bottom))}
  .site-header nav a{flex-shrink:0;min-height:44px}
}
@media(max-width:360px){.field-row{grid-template-columns:minmax(0,1fr)}.site-header .brand span{font-size:.6rem;letter-spacing:.12em}}
#valuation { scroll-margin-top:85px; }