/* Configurações Globais */
:root {
    --fundo: #f4f4f9;
    --texto: #333;
    --destaque: #000;
    --preco: #d62828;
    --cartao-bg: #fff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Helvetica Neue', Arial, sans-serif; background: var(--fundo); color: var(--texto); }

/* Cabeçalho */
header { background-color: var(--destaque); color: white; padding: 2rem 1rem; text-align: center; }
header h1 { letter-spacing: 2px; text-transform: uppercase; }
header p { color: #aaa; margin-top: 5px; }

/* Contentor Principal */
main { padding: 2rem; max-width: 1200px; margin: 0 auto; }

/* Categorias e Grelha */
.categoria-seccao { margin-bottom: 3rem; }
.categoria-titulo { border-bottom: 2px solid #ddd; padding-bottom: 10px; margin-bottom: 20px; text-transform: uppercase; color: var(--destaque); }
.grelha-produtos { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; }

/* Cartão do Produto */
.cartao { background: var(--cartao-bg); border-radius: 8px; overflow: hidden; box-shadow: 0 4px 6px rgba(0,0,0,0.05); cursor: pointer; transition: transform 0.2s, box-shadow 0.2s; }
.cartao:hover { transform: translateY(-5px); box-shadow: 0 8px 15px rgba(0,0,0,0.1); }
.cartao img { width: 100%; height: 250px; object-fit: cover; }
.cartao-info { padding: 15px; text-align: center; }
.cartao-info h3 { font-size: 1.1rem; margin-bottom: 10px; }
.cartao-preco { color: var(--preco); font-weight: bold; font-size: 1.2rem; }

/* Modal (Janela Pop-up) */
.modal { display: none; position: fixed; z-index: 100; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.8); overflow: auto; }
.modal-conteudo { background-color: var(--cartao-bg); margin: 5% auto; padding: 20px; border-radius: 8px; width: 90%; max-width: 900px; position: relative; animation: deslizar 0.3s ease-out; }
@keyframes deslizar { from { transform: translateY(-20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.fechar-btn { position: absolute; top: 10px; right: 20px; font-size: 30px; font-weight: bold; color: #aaa; cursor: pointer; }
.fechar-btn:hover { color: #000; }

.modal-grid { display: flex; flex-wrap: wrap; gap: 30px; margin-top: 20px; }
.modal-imagens { flex: 1; min-width: 300px; }
#img-principal { width: 100%; height: 400px; object-fit: cover; border-radius: 8px; margin-bottom: 10px; }

/* Galeria de Miniaturas */
.galeria { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 5px; }
.galeria img { width: 70px; height: 70px; object-fit: cover; border-radius: 5px; cursor: pointer; border: 2px solid transparent; opacity: 0.7; transition: 0.2s; }
.galeria img:hover, .galeria img.ativa { border-color: var(--destaque); opacity: 1; }

.modal-info { flex: 1; min-width: 300px; display: flex; flex-direction: column; justify-content: center; }
#modal-titulo { font-size: 2rem; margin-bottom: 10px; }
#modal-preco { font-size: 1.5rem; color: var(--preco); font-weight: bold; margin-bottom: 20px; }
#modal-descricao { line-height: 1.6; color: #555; margin-bottom: 30px; }
.btn-comprar { background-color: var(--destaque); color: white; border: none; padding: 15px 20px; font-size: 1.1rem; border-radius: 5px; cursor: pointer; text-transform: uppercase; font-weight: bold; }
.btn-comprar:hover { background-color: #333; }