.nav{position:sticky;top:0;z-index:500;background:#050914cc;border-bottom:1px solid #1b2a42;backdrop-filter:blur(18px)}.nav-inner{height:66px;display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{font-size:20px;font-weight:800}.brand i{font-style:normal;color:var(--cyan);text-shadow:0 0 16px #00eaff88}.nav-links{display:flex;gap:5px;align-items:center}.nav-links a{padding:10px 12px;color:#a9bbcf;border-radius:10px;font-weight:600}.nav-links a:hover,.nav-links a.active{color:#fff;background:#00eaff0d}.menu{display:none}.mobile-menu{display:none;padding:10px 0}.mobile-menu a{display:block;padding:13px;border-bottom:1px solid var(--line)}@media(max-width:850px){.nav-links{display:none}.menu{display:block}.mobile-menu.open{display:block}}