.flash { padding: 0.65rem 1rem; border-radius: 6px; margin-bottom: 0.75rem; }
.flash-success { background: #e3f0fc; color: var(--rs-color-success); }
.flash-error { background: #fce8e6; color: var(--rs-color-danger); }
.flash-info { background: #e8f0fc; color: #2058a0; }