body{background:#eef3f8;color:#15304f}
.admin-shell{display:grid;grid-template-columns:290px 1fr;min-height:100vh}
.admin-sidebar{background:#11253a;color:#fff}
.admin-link{display:block;padding:.85rem 1rem;border-radius:.85rem;color:#d4e2f1;text-decoration:none;margin-bottom:.35rem}
.admin-link:hover,.admin-link.active{background:rgba(255,255,255,.12);color:#fff}
.admin-main{background:#f5f8fb}
.admin-topbar{position:sticky;top:0;z-index:10}
.admin-login-page{background:linear-gradient(135deg,#0d47a1,#11253a)}
.card{border-radius:1.2rem !important}
table td,table th{white-space:nowrap}
@media (max-width: 991px){
    .admin-shell{grid-template-columns:1fr}
    .admin-sidebar{display:none}
}