.site-header{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);background:hsla(0,0%,100%,.8);border-bottom:1px solid rgba(0,0,0,.05);left:0;padding:1rem 0;position:fixed;top:0;transition:background .3s;width:100%;z-index:1000}.header-container{align-items:center;display:flex;justify-content:space-between}.logo-text{color:var(--brand-black);font-size:1.5rem;font-weight:800;text-decoration:none}.nav-list{display:flex;gap:2.5rem;list-style:none;margin:0;padding:0}.nav-link{color:var(--brand-black);font-size:1rem;font-weight:500;opacity:.8;text-decoration:none;transition:opacity .2s}.nav-link.active,.nav-link:hover{font-weight:700;opacity:1}.header-cta .btn{font-size:.9rem;padding:.5rem 1.25rem}.mobile-menu-toggle{background:none;border:none;cursor:pointer;display:none;flex-direction:column;gap:5px;padding:.5rem}.mobile-menu-toggle span{background-color:var(--brand-black);display:block;height:2px;width:24px}@media (max-width:768px){.header-cta,.main-nav{display:none}.mobile-menu-toggle{display:flex}}