/* Bouton scroll to top - Position fixe en bas à droite, au-dessus du bouton contact */
.scroll-to-top {
  position: fixed;
  bottom: 90px; /* Positionné au-dessus du bouton contact (qui est à ~60px du bas) */
  right: 20px;
  z-index: 998; /* Juste en dessous du bouton de retour (z-index 999) */
  width: 50px;
  height: 50px;
  background-color: #B78F62;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
}

.scroll-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background-color: #9a7549;
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.scroll-to-top:active {
  transform: translateY(-1px) scale(0.95);
}

/* Flèche vers le haut */
.scroll-to-top svg {
  width: 24px;
  height: 24px;
  fill: white;
  transition: transform 0.3s ease;
}

.scroll-to-top:hover svg {
  transform: translateY(-2px);
}

/* Animation scroll-hide */
.scroll-to-top.scroll-hide {
  opacity: 0 !important;
  pointer-events: none !important;
  transform: translateY(100%) !important;
}

.scroll-to-top {
  transition: opacity 0.3s ease, transform 0.3s ease;
  will-change: opacity, transform;
}

/* Responsive - Téléphone */
@media (max-width: 640px) {
  .scroll-to-top {
    width: 45px;
    height: 45px;
    bottom: 130px; /* Au-dessus du bouton de retour (75px + 45px + 10px d'espace) */
    right: 15px;
  }
  
  .scroll-to-top svg {
    width: 20px;
    height: 20px;
  }
}

/* Responsive - Tablette */
@media (min-width: 641px) and (max-width: 1024px) {
  .scroll-to-top {
    width: 48px;
    height: 48px;
    bottom: 140px; /* Au-dessus du bouton de retour (80px + 48px + 12px d'espace) */
    right: 18px;
  }
  
  .scroll-to-top svg {
    width: 22px;
    height: 22px;
  }
}

/* Responsive - Desktop */
@media (min-width: 1025px) {
  .scroll-to-top {
    width: 50px;
    height: 50px;
    bottom: 90px;
    right: 20px;
  }
  
  .scroll-to-top svg {
    width: 24px;
    height: 24px;
  }
}

/* Ajustement si le bouton contact est plus haut */
@media (max-width: 768px) {
  .scroll-to-top {
    bottom: 75px; /* Ajusté pour mobile avec bouton contact */
  }
}