/* Stage 4d: Celebration confetti */
.confetti-container {
    position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 100000;
  overflow: hidden;
}
.confetti-piece {
    position: absolute;
  top: -20px;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  animation: confettiFall 3s ease-out forwards;
}

/* Stage 5a: Panel shadow and border */
#gf-overlay {
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
#gf-panel {
  box-shadow: 0 8px 32px rgba(0,0,0,.18), 0 2px 8px rgba(124,58,237,.12) !important;
  border: 2px solid rgba(124,58,237,.15) !important;
  border-radius: 28px !important;
  overflow-y: auto !important;
  padding: 24px 20px !important;
}

/* Stage 5b: Panel header */
#gf-panel h2 {
  font-size: 22px !important;
  font-weight: 800 !important;
  color: #5b21b6 !important;
  margin-bottom: 12px !important;
  padding-bottom: 10px !important;
  border-bottom: 2px solid rgba(124,58,237,.1) !important;
}

/* Stage 5c: Panel buttons */
#gf-panel button {
  border-radius: 14px !important;
  transition: transform .15s ease, box-shadow .15s ease !important;
  cursor: pointer !important;
}
#gf-panel button:hover {
  transform: scale(1.03) !important;
  box-shadow: 0 4px 12px rgba(124,58,237,.2) !important;
}
#gf-panel button:active {
  transform: scale(.97) !important;
}