/* ===== HEADER COM LINHA SUPERIOR ===== */
.header {
    background: var(--branco);
    padding: 0; /* removemos o padding antigo */
    border-bottom: 4px solid var(--amarelo);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.top-line {
    height: 6px;
    background: linear-gradient(90deg, var(--amarelo) 0%, var(--azul-psi) 50%, var(--rosa) 100%);
    width: 100%;
}
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 2rem;
}
.logo-img {
    height: 55px;
    display: block;
    padding: 4px 0; /* espaço interno vertical */
}

/* ===== PÁGINA DE PRODUTO ===== */
.product-page {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}
.breadcrumb {
    font-size: 0.9rem;
    color: #888;
    margin-bottom: 30px;
}
.breadcrumb a {
    color: var(--azul-psi);
    text-decoration: none;
}
.breadcrumb a:hover {
    text-decoration: underline;
}
.product-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}
.product-image-wrapper {
    background: #fafafa;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}
.product-image-wrapper img:hover {
    transform: scale(1.02);
}
.product-placeholder {
    font-size: 6rem;
    opacity: 0.4;
}
.product-title {
    font-size: 2.2rem;
    margin-bottom: 10px;
    color: var(--texto-escuro);
}
.product-price-big {
    font-size: 2rem;
    font-weight: 700;
    color: var(--vermelho);
    margin-bottom: 10px;
}
.product-category {
    color: #666;
    margin-bottom: 20px;
    font-weight: 500;
}
.product-description {
    line-height: 1.7;
    margin-bottom: 25px;
    color: #444;
}
.btn-primary {
    background: var(--azul-psi);
    color: #fff;
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: 0.3s;
}
.btn-primary:hover {
    background: var(--rosa);
    transform: scale(1.03);
}
.btn-large {
    width: 100%;
    padding: 18px;
    font-size: 1.2rem;
}
.product-extra {
    margin-top: 20px;
    color: #777;
}
.add-to-cart-form {
    margin-top: 10px;
}

@media (max-width: 768px) {
    .product-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .product-title {
        font-size: 1.8rem;
    }
}