:root{
  --brand:#006ea6;
  --brand-dark:#005985;
}
body{ font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", "Apple Color Emoji","Segoe UI Emoji", "Segoe UI Symbol"; }
.navbar-brand img{ height:34px; }
.border-dashed{ border:2px dashed #d9d9d9; border-radius:8px; }
.preview-box{ aspect-ratio: 16 / 10; background:#fff; }
.badge-title{ color:var(--brand); }
.btn-brand{ background:var(--brand); border-color:var(--brand); }
.btn-brand:hover{ background:var(--brand-dark); border-color:var(--brand-dark); }
.footer-muted{ color:#9aa0a6; font-size:.9rem; }