body { background: #f5f7fb; }
.navbar-brand { letter-spacing: .02em; }
.card { border-radius: .75rem; }
.stat-card { border-left: 4px solid #0d6efd; }
.table > :not(caption) > * > * { padding: .75rem .75rem; }
.preview-frame { width: 100%; min-height: 520px; border: 1px solid #e5e7eb; border-radius: .5rem; background: #fff; }
.tox-tinymce { border-radius: .5rem !important; }
code { color: #b02a37; word-break: break-all; }