.br-popup { position: fixed; inset: 0; display: none; z-index: 9999; }
.br-popup.is-visible { display: block; }
.br-popup-overlay { position: absolute; inset: 0; background: rgba(2,6,23,0.65); z-index: 0; }
.br-popup-dialog { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); background: #ffffff; color: #0b1220; width: min(92vw, 640px); max-height: 85vh; border-radius: 12px; box-shadow: 0 15px 50px rgba(0,0,0,0.35); overflow: hidden; z-index: 1; }
.br-popup-close { position: absolute; right: 10px; top: 8px; width: 32px; height: 32px; border-radius: 999px; border: 0; background: #f1f5f9; color: #0b1220; font-size: 20px; line-height: 1; cursor: pointer; z-index: 2; }
.br-popup-close:hover { background: #e2e8f0; }
.br-popup-body { padding: 20px; overflow: auto; max-height: calc(85vh - 40px); }
.br-popup-editor-note { margin: 12px 0; padding: 10px 12px; border: 1px dashed #cbd5e1; border-radius: 8px; background: #f8fafc; color: #334155; }