nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(13,13,13,0.95);backdrop-filter:blur(12px);padding:0 24px;display:flex;align-items:center;gap:6px;height:52px;border-bottom:1px solid rgba(255,255,255,0.06)}
nav .logo{font-size:20px;font-weight:800;color:#1ECD8C;text-decoration:none;flex-shrink:0}
nav a{color:rgba(255,255,255,0.6);text-decoration:none;font-size:14px;font-weight:500;padding:6px 12px;border-radius:8px;transition:all .2s}
nav a:hover{color:#fff;background:rgba(255,255,255,0.06)}
#nav-user button{color:#fff}
#nav-login{background:#1ECD8C;color:#000;font-weight:600;padding:6px 14px;border-radius:8px;font-size:14px;flex-shrink:0}
#user-menu{background:#1A1A1A;border:1px solid rgba(255,255,255,0.1)}
@media(max-width:640px){nav{flex-wrap:wrap;height:auto;padding:8px 16px;gap:8px}nav .logo{font-size:18px}nav a{font-size:13px;padding:4px 10px}}