/* ---------------- */
/* MENU OVERLAY     */
/* ---------------- */

#menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(3px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1100;
}

#menu-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.hidden { display: none; }

/* ---------------- */
/* BACK ARROW LINK  */
/* ---------------- */
.back-arrow {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 1000;
}
.back-arrow a {
    text-decoration: none;
    color: #fff;
    font-size: 1.3rem;
    font-weight: 600;
    background: rgba(0,0,0,0.5);
    padding: 8px 12px;
    border-radius: 8px;
    transition: background 0.2s ease;
}
.back-arrow a:hover {
    background: rgba(0,0,0,0.7);
}