.main-nav{background:linear-gradient(135deg,#0f0f1a,#1a1a2e);border-bottom:1px solid #333;position:sticky;top:0;z-index:1000;padding:0 20px;}
.main-nav .container{display:flex;align-items:center;justify-content:space-between;height:60px;}
.nav-logo{font-size:20px;font-weight:bold;color:#fff;}
.nav-menu{display:flex;gap:5px;}
.nav-link{display:flex;align-items:center;gap:6px;padding:10px 14px;color:#888;text-decoration:none;border-radius:8px;transition:all 0.2s;font-size:13px;}
.nav-link:hover{background:rgba(102,126,234,0.1);color:#fff;}
.nav-link.active{background:rgba(102,126,234,0.2);color:#667eea;}
.nav-user{display:flex;align-items:center;gap:15px;color:#888;font-size:14px;}
.nav-user .btn-logout{background:rgba(231,76,60,0.2);color:#e74c3c;border:none;padding:8px 15px;border-radius:6px;cursor:pointer;font-size:13px;}
@media(max-width:900px){.nav-link span:not(.nav-icon){display:none;}.nav-link{padding:10px;}}
header{display:none!important;}.admin-nav{display:none!important;}