/* ===== SEÇÃO FAQ ===== */

.faq-section {
  background: var(--branco-neve);
  position: relative;
}

.faq-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 30%, var(--azul-gelo) 0%, transparent 40%),
              radial-gradient(circle at 80% 70%, var(--azul-pastel) 0%, transparent 40%);
  opacity: 0.3;
  z-index: 1;
}

.faq-section .container {
  position: relative;
  z-index: 2;
}

/* Customização do Accordion Bootstrap */
.accordion {
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--cinza-claro);
}

.accordion-item {
  border: none;
  border-bottom: 1px solid var(--cinza-claro);
  background: white;
  transition: var(--transition-normal);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-item:hover {
  background: rgba(83, 139, 225, 0.02);
}

.accordion-header {
  margin-bottom: 0;
}

.accordion-button {
  background: white;
  border: none;
  padding: var(--spacing-xl);
  font-size: var(--font-lg);
  font-weight: var(--font-semibold);
  color: var(--preto-profundo);
  transition: var(--transition-normal);
  position: relative;
  border-radius: 0;
}

.accordion-button:not(.collapsed) {
  background: var(--gradiente-azul);
  color: white;
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(83, 139, 225, 0.25);
  border-color: var(--azul-principal);
}

.accordion-button:hover {
  background: rgba(83, 139, 225, 0.1);
}

.accordion-button:not(.collapsed):hover {
  background: var(--azul-secundario);
}

/* Customização do ícone do accordion */
.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23538BE1'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
  width: 1.5rem;
  height: 1.5rem;
  transition: var(--transition-normal);
}

.accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
  transform: rotate(-180deg);
}

.accordion-body {
  padding: var(--spacing-xl);
  background: white;
  color: var(--preto-profundo);
  opacity: 0.8;
  line-height: 1.7;
  font-size: var(--font-base);
  border-top: 1px solid rgba(83, 139, 225, 0.1);
}

/* Efeito de destaque na pergunta ativa */
.accordion-item:has(.accordion-button:not(.collapsed)) {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
  z-index: 10;
  position: relative;
}

/* Ícones decorativos nas perguntas */
.accordion-button::before {
  content: '?';
  position: absolute;
  left: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  background: var(--azul-claro);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-bold);
  font-size: var(--font-sm);
  transition: var(--transition-normal);
}

.accordion-button:not(.collapsed)::before {
  background: white;
  color: var(--azul-principal);
  transform: translateY(-50%) scale(1.1);
}

.accordion-button {
  padding-left: calc(var(--spacing-xl) + 50px);
}

/* Animação de entrada das perguntas */
.accordion-item:nth-child(1) {
  animation-delay: 0.1s;
}

.accordion-item:nth-child(2) {
  animation-delay: 0.2s;
}

.accordion-item:nth-child(3) {
  animation-delay: 0.3s;
}

.accordion-item:nth-child(4) {
  animation-delay: 0.4s;
}

.accordion-item:nth-child(5) {
  animation-delay: 0.5s;
}

/* Efeito de ondulação no clique */
.accordion-button {
  position: relative;
  overflow: hidden;
}

.accordion-button::after {
  position: relative;
  z-index: 2;
}

.accordion-button:active::before {
  animation: ripple 0.6s linear;
}

@keyframes ripple {
  0% {
    transform: translateY(-50%) scale(1);
    opacity: 1;
  }
  100% {
    transform: translateY(-50%) scale(1.5);
    opacity: 0;
  }
}

/* Responsividade do FAQ */
@media (max-width: 768px) {
  .accordion-button {
    padding: var(--spacing-lg);
    padding-left: calc(var(--spacing-lg) + 40px);
    font-size: var(--font-base);
  }
  
  .accordion-button::before {
    left: var(--spacing-md);
    width: 25px;
    height: 25px;
    font-size: var(--font-xs);
  }
  
  .accordion-body {
    padding: var(--spacing-lg);
    font-size: var(--font-sm);
  }
  
  .accordion-button::after {
    width: 1.25rem;
    height: 1.25rem;
  }
}

@media (max-width: 480px) {
  .accordion-button {
    padding: var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 35px);
    font-size: var(--font-sm);
  }
  
  .accordion-button::before {
    left: var(--spacing-sm);
    width: 20px;
    height: 20px;
    font-size: 10px;
  }
  
  .accordion-body {
    padding: var(--spacing-md);
    font-size: var(--font-xs);
  }
  
  .accordion-item:has(.accordion-button:not(.collapsed)) {
    transform: scale(1.01);
  }
}