.action-bar-overlay {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1040; /* Higher than sticky-nav (1020), lower than modal (1055) */
}

.glass-morphic {
  /* 1. Semi-transparent background */
  background: rgba(255, 255, 255, 0.2);

  /* 2. The "Frosted" blur effect */
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px); /* Safari support */

  /* 3. Subtle border to define the edges */
  border: 1px solid rgba(255, 255, 255, 0.3);

  /* 4. Rounded corners (standard for this look) */
  border-radius: 16px;

  /* 5. Soft shadow for depth */
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}