/* Fullscreen overlay on top of everything */
#overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;

  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(2px);

  padding: 16px; /* margin to screen edges */
  box-sizing: border-box;
}

#overlay[hidden] {
  display: none;
}

/* Centered panel with slight margin (via overlay padding) */
#overlay-panel {
  width: min(900px, 100%);
  height: min(80vh, 100%);
  background: #0f0f0f;
  color: #eee;

  border-radius: 12px;
  overflow: auto;
  padding: 14px;

  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  box-sizing: border-box;
}

#overlay-close {
  position: sticky;
  top: 0;
  float: right;
  margin-bottom: 12px;
}