body { background-color: #f8f9fa; }
.form-control, .form-select, .input-group-text { color-scheme: light; }
.navbar { box-shadow: 0 2px 4px rgba(0,0,0,.1); }
.card { box-shadow: 0 1px 3px rgba(0,0,0,.08); border: none; }
.table > :not(caption) > * > * { padding: .6rem .75rem; }
@media (max-width: 576px) {
  .container-fluid { padding-left: .75rem; padding-right: .75rem; }
  h4 { font-size: 1.1rem; }
}