/* ===========================================
   FAB - Floating Action Button (Quick Actions)
   Posizione: basso-sinistra
   =========================================== */

/* Container FAB */
.fab-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 1040;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-start;
  gap: 12px;
  pointer-events: none; /* Non cattura click */
}

/* Elementi cliccabili dentro il FAB */
.fab-main,
.fab-menu,
.fab-action {
  pointer-events: auto; /* Solo questi catturano click */
}

/* Pulsante principale FAB */
.fab-main {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #0B5E70 0%, #0d7a94 100%);
  color: white;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(11, 94, 112, 0.4);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.fab-main:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(11, 94, 112, 0.5);
}

.fab-main:active {
  transform: scale(0.95);
}

/* Icona rotazione quando aperto */
.fab-main .fab-icon {
  transition: transform 0.3s ease;
}

.fab-container.open .fab-main .fab-icon {
  transform: rotate(45deg);
}

/* Menu azioni */
.fab-menu {
  display: flex;
  flex-direction: column-reverse;
  gap: 10px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.fab-container.open .fab-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

/* Singola azione nel menu */
.fab-action {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.2s ease;
}

.fab-container.open .fab-action {
  opacity: 1;
  transform: translateX(0);
}

/* Delay animazione per ogni azione */
.fab-container.open .fab-action:nth-child(1) { transition-delay: 0.05s; }
.fab-container.open .fab-action:nth-child(2) { transition-delay: 0.1s; }
.fab-container.open .fab-action:nth-child(3) { transition-delay: 0.15s; }
.fab-container.open .fab-action:nth-child(4) { transition-delay: 0.2s; }
.fab-container.open .fab-action:nth-child(5) { transition-delay: 0.25s; }
.fab-container.open .fab-action:nth-child(6) { transition-delay: 0.3s; }
.fab-container.open .fab-action:nth-child(7) { transition-delay: 0.35s; }

/* Pulsante icona azione */
.fab-action-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
}

.fab-action:hover .fab-action-btn {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Colori per ogni azione */
.fab-action-btn.pratica { background: #0d6efd; }
.fab-action-btn.persona { background: #198754; }
.fab-action-btn.email { background: #0dcaf0; }
.fab-action-btn.preventivo { background: #6f42c1; }
.fab-action-btn.fattura { background: #fd7e14; }
.fab-action-btn.pec { background: #dc3545; }
.fab-action-btn.ricerca { background: #6c757d; }

/* Label tooltip */
.fab-action-label {
  background: #333;
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.2s ease;
}

.fab-action:hover .fab-action-label {
  opacity: 1;
  transform: translateX(0);
}

/* Overlay scuro quando aperto */
.fab-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 1039;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.fab-overlay.visible {
  opacity: 1;
  visibility: visible;
}

/* Responsive: nascondi label su mobile */
@media (max-width: 576px) {
  .fab-container {
    bottom: 16px;
    left: 16px;
  }
  
  .fab-main {
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
  
  .fab-action-btn {
    width: 40px;
    height: 40px;
    font-size: 14px;
  }
  
  .fab-action-label {
    display: none;
  }
}

/* Animazione pulse per attirare attenzione (opzionale) */
@keyframes fab-pulse {
  0% { box-shadow: 0 4px 12px rgba(11, 94, 112, 0.4); }
  50% { box-shadow: 0 4px 20px rgba(11, 94, 112, 0.6); }
  100% { box-shadow: 0 4px 12px rgba(11, 94, 112, 0.4); }
}

.fab-main.pulse {
  animation: fab-pulse 2s infinite;
}