@media (max-width:992px){.hero-wrapper{grid-template-columns:1fr;gap:40px}.exchange-card{order:-1}.features-grid{grid-template-columns:repeat(2,1fr)}.reviews-grid{grid-template-columns:repeat(2,1fr)}.footer-content{grid-template-columns:1fr}}@media (max-width:768px){.nav-toggle{display:flex}.nav-menu{position:fixed;top:66px;left:-100%;width:100%;height:calc(100vh - 66px);background:#fff;flex-direction:column;padding:30px 20px;transition:.3s;box-shadow:var(--shadow-lg)}.nav-menu.active{left:0}.hero-title{font-size:32px}.hero-stats{flex-direction:column;gap:20px}.exchange-row{grid-template-columns:1fr;gap:15px}.swap-button{margin-top:0;transform:rotate(90deg)}.features-grid{grid-template-columns:1fr}.reviews-grid{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr;gap:30px}}