/* ==========================================================================
   PRISM — Utilities
   ========================================================================== */

.center-text { text-align: center; }
.mx-auto { margin-inline: auto; }
.hidden { display: none !important; }

@media (max-width: 640px) { .hide-mobile { display: none !important; } }
@media (min-width: 641px) { .show-mobile { display: none !important; } }

/* Body scroll lock while mobile nav is open */
body.no-scroll { overflow: hidden; }

/* Announcement bar dismissed → header sits flush at top */
body.no-announce .announce { display: none; }