.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)}.stat-card{background:linear-gradient(135deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.1)}.tech-gradient{background:linear-gradient(135deg,#1a1a2e 0,#16213e 50%,#0f3460 100%)}.ardis-gradient{background:linear-gradient(135deg,#0a0a0a 0,#1a1a1a 50%,#2d1b00 100%)}.glow-green{box-shadow:0 0 30px rgba(34,197,94,.2)}.glow-blue{box-shadow:0 0 30px rgba(59,130,246,.2)}