/* ============================================================
   Add Person Button - FAB draggable pour ajouter personne
   ============================================================ */

.add-person-button {
  position: fixed;
  width: 64px;
  height: 64px;
  border-radius: 50%;

  background: rgba(242, 239, 234, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 2px solid rgba(147, 64, 42, 0.3);

  box-shadow:
    0 8px 32px rgba(42, 38, 34, 0.25),
    0 2px 8px rgba(42, 38, 34, 0.12);

  cursor: grab;
  user-select: none;

  display: flex;
  align-items: center;
  justify-content: center;

  transition: all 0.25s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 900;

  /* Position initiale : bas-gauche */
  bottom: 24px;
  left: 24px;
}

.add-person-button:hover {
  transform: scale(1.12);
  box-shadow:
    0 12px 40px rgba(147, 64, 42, 0.35),
    0 4px 12px rgba(42, 38, 34, 0.18);
  border-color: rgba(147, 64, 42, 0.5);
}

.add-person-button.dragging {
  cursor: grabbing;
  transform: scale(1.2) rotate(5deg);
  box-shadow:
    0 16px 48px rgba(147, 64, 42, 0.45),
    0 6px 16px rgba(42, 38, 34, 0.25);
  border-color: rgba(147, 64, 42, 0.7);
  z-index: 1100;
}

/* Icône + */
.add-person-button-icon {
  font-size: 32px;
  font-weight: 300;
  color: #93402A;
  line-height: 1;
  filter: drop-shadow(0 1px 3px rgba(42, 38, 34, 0.15));
  transition: transform 0.2s ease;
}

.add-person-button:hover .add-person-button-icon {
  transform: rotate(90deg);
}

.add-person-button.dragging .add-person-button-icon {
  transform: rotate(180deg);
}

/* Pulse animation sur apparition */
@keyframes addPersonPulse {
  0% {
    opacity: 0;
    transform: scale(0.7);
  }
  50% {
    transform: scale(1.15);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.add-person-button.entering {
  animation: addPersonPulse 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Tooltip */
.add-person-button-tooltip {
  position: absolute;
  top: 50%;
  left: calc(100% + 12px);
  transform: translateY(-50%);

  padding: 8px 14px;
  background: rgba(42, 38, 34, 0.95);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  white-space: nowrap;

  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;

  box-shadow: 0 4px 12px rgba(42, 38, 34, 0.2);
}

.add-person-button:hover .add-person-button-tooltip {
  opacity: 1;
}

.add-person-button.dragging .add-person-button-tooltip {
  opacity: 0;
}

/* Instructions drag (affichées pendant drag) */
.add-person-drag-hint {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1050;

  padding: 10px 18px;
  background: rgba(242, 239, 234, 0.98);
  backdrop-filter: blur(24px);
  border-radius: 50px;
  border: 1px solid rgba(147, 64, 42, 0.2);

  font-size: 14px;
  font-weight: 450;
  color: #2A2622;

  box-shadow:
    0 6px 24px rgba(42, 38, 34, 0.18),
    0 2px 8px rgba(42, 38, 34, 0.08);

  animation: hintSlideDown 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes hintSlideDown {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* Responsive mobile */
@media (max-width: 768px) {
  .add-person-button {
    width: 56px;
    height: 56px;
    bottom: 20px;
    left: 20px;
  }

  .add-person-button-icon {
    font-size: 28px;
  }

  .add-person-button-tooltip {
    display: none;
  }
}