body { background: #f4f6fb; }
.admin-nav {
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
}
.admin-nav .navbar-brand,
.admin-nav .navbar-brand span { color: #fff; }
.card { border: 1px solid #e6e8f0; border-radius: 14px; }
.form-label { font-weight: 600; font-size: .9rem; margin-bottom: .25rem; }
.table > :not(caption) > * > * { vertical-align: middle; }