.lang-btn.active{background:#fff;color:#000}.lang-btn:not(.active){background:0 0;color:#fff;border:1px solid #fff}.lang-btn:not(.active):hover{background:rgba(255,255,255,.1)}.nav-scrolled{background:rgba(0,0,0,.95)!important;backdrop-filter:blur(10px)}.mobile-menu{transform:translateX(100%);transition:transform .3s;z-index:100}.mobile-menu.active{transform:translateX(0)}.pros-cons-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}@media (max-width:640px){.pros-cons-grid{grid-template-columns:1fr}}