.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}.mobile-menu.active{transform:translateX(0)}.service-card:hover{border-color:#6b7280;transform:translateY(-2px)}.service-card{transition:.3s}