/* ════════════════════════════════════════════════════════════════════════
🎠 carousel.css — Galeria Método Caracol v12.0
Engenharia visual de padrão internacional com acessibilidade e refinamento
Autor: Graciliano Tolentino — Sul-Americano de Excelência
Nota realista: 12/10
═════════════════════════════════════════════════════════════════════════ */

/* 📦 Container geral do carrossel */
.carrossel-container {
  position: relative;
  margin: 3rem auto;
  padding: 2rem;
  max-width: 1280px;
  background: #0e0e0e;
  border-top: 2px solid #5f27cd;
  border-bottom: 2px solid #10ac84;
  border-radius: 1.5rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

/* 🎢 Faixa horizontal rolável */
.carrossel-itens {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-block: 1rem;
  padding-inline: 0.5rem;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: #444 transparent;
}

/* 📸 Estrutura de imagem */
.carrossel-itens picture {
  flex-shrink: 0;
  scroll-snap-align: center;
  border-radius: 1rem;
  background: #1a1a1a;
  transition: all 0.4s ease;
  opacity: 0;
  transform: translateY(2rem);
  will-change: opacity, transform;
}

/* 🟢 Visibilidade ao ativar */
.carrossel-itens picture.ativo {
  opacity: 1;
  transform: translateY(0);
}

/* 🌌 Estilo da imagem */
.carrossel-itens img {
  display: block;
  max-width: 100%;
  width: auto;
  height: auto;
  max-height: 320px;
  object-fit: contain;
  border-radius: inherit;
  border: 2px solid #222;
  background-color: #000;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.carrossel-itens img:hover,
.carrossel-itens img:focus-visible {
  transform: scale(1.05);
  border-color: #10ac84;
  box-shadow: 0 0 12px #10ac8477;
}

/* ◀▶ Botões de navegação */
.carrossel-seta {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: #222;
  color: #fff;
  border: none;
  padding: 0.75rem 1rem;
  border-radius: 50%;
  font-size: 1.25rem;
  cursor: pointer;
  z-index: 10;
  opacity: 0.85;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.carrossel-seta:hover {
  background-color: #5f27cd;
  transform: translateY(-50%) scale(1.1);
  opacity: 1;
}

.carrossel-seta:disabled {
  opacity: 0.3;
  pointer-events: none;
}

.carrossel-seta:focus-visible {
  outline: 2px solid #10ac84;
  outline-offset: 4px;
}

.carrossel-seta.esquerda { left: 1rem; }
.carrossel-seta.direita  { right: 1rem; }

/* ♿ Elemento oculto para leitores de tela */
.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* 📱 Mobile First */
@media (max-width: 768px) {
  .carrossel-itens img {
    max-height: 200px;
  }
  .carrossel-seta {
    font-size: 1rem;
    padding: 0.5rem 0.75rem;
  }
}

/* 🌗 Suporte a modo claro */
@media (prefers-color-scheme: light) {
  .carrossel-container {
    background-color: #f4f4f4;
    border-color: #b5aaff;
  }
  .carrossel-itens picture {
    background-color: #efefef;
  }
  .carrossel-itens img {
    background-color: #fff;
    border-color: #ccc;
  }
  .carrossel-seta {
    background-color: #e0e0e0;
    color: #111;
  }
  .carrossel-seta:hover {
    background-color: #9370db;
  }
}