/* CSS solo para la página de producto (tienda/producto.php). Carga bajo demanda para reducir "CSS no usado" en el resto de páginas. */

/* Fondo blanco en toda la sección para que el contenido quede integrado (no tarjeta flotante sobre gris) */
/* Main debe ser flex-column para que product-page llene el espacio */
body.page-product > main { display: flex; flex-direction: column; }

.product-page {
    padding: 1rem 0 3rem;
    background: #fff;
    flex: 1;
}
@media (min-width: 1024px) { .product-page { padding: 1.5rem 0 4rem; } }

/* Footer compacto en producto: fondo blanco, sin franja gris */
body.page-product footer.footer--shop { background: #fff; }

/* Contenido más ancho que antes (72rem → 88rem) y alineado al resto del sitio */
.product-page__inner {
    max-width: 88rem;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
    box-sizing: border-box;
}
@media (min-width: 640px) { .product-page__inner { padding-left: 1.5rem; padding-right: 1.5rem; } }
@media (min-width: 1024px) { .product-page__inner { padding-left: 2rem; padding-right: 2rem; } }

.product-breadcrumb {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}
.product-breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}
.product-breadcrumb a:hover { color: var(--color-text); }
.product-breadcrumb__sep { margin: 0 0.5rem; color: var(--gray-300); }
.product-breadcrumb span { color: var(--color-text); font-weight: 500; }

/* Sin efecto tarjeta flotante: mismo fondo que .product-page, sin sombra ni borde para que quede integrado */
.product-card {
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 1.25rem 0;
}
@media (min-width: 640px) {
    .product-card { padding: 1.5rem 0; }
}
@media (min-width: 1024px) {
    .product-card { padding: 2rem 0; }
}

.product-layout {
    display: grid;
    gap: 2rem;
}
@media (min-width: 1024px) {
    .product-layout {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: start;
    }
}

.product-gallery-wrap { min-width: 0; }
.product-gallery { position: relative; }
.product-gallery__frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--gray-100);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    aspect-ratio: 1;
}
.product-gallery--large .product-gallery__frame {
    aspect-ratio: 4/5;
}
@media (min-width: 1024px) {
    .product-gallery--large .product-gallery__frame {
        max-height: 85vh;
        aspect-ratio: auto;
        min-height: 28rem;
    }
}
.product-gallery__media {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}
.product-gallery__img { background: var(--color-bg-card); }
.product-gallery__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-300);
    font-size: 4rem;
}

/* Visor 3D (STL/GLB): cuadro de vista a tamaño completo, selector de bases debajo */
.product-viewer3d {
    width: 100%;
    height: 100%;
    min-height: 280px;
    display: block;
    position: absolute;
    inset: 0;
}
.product-viewer3d canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}
.product-gallery__frame:has(.product-viewer3d) {
    position: relative;
}
.product-viewer3d-toolbar {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    background: var(--gray-100);
    border: 1px solid var(--color-border);
    border-top: none;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}
.product-viewer3d-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text);
}
.product-viewer3d-bases {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.product-viewer3d-btn {
    min-width: 2.75rem;
    min-height: 2.75rem;
    padding: 0.35rem 0.6rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
    box-shadow: var(--shadow-sm);
}
.product-viewer3d-btn:hover {
    border-color: var(--gray-400);
    background: var(--gray-50);
}
.product-viewer3d-btn.is-active,
.product-viewer3d-btn[aria-pressed="true"] {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}
.product-viewer3d-btn.is-active:hover,
.product-viewer3d-btn[aria-pressed="true"]:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
    filter: brightness(1.05);
}

.product-info-wrap { min-width: 0; display: flex; flex-direction: column; gap: 2rem; }
@media (min-width: 1024px) {
    .product-info-block {
        position: sticky;
        top: 6rem;
        padding: 0 0 0 0.5rem;
    }
}
.product-info { display: flex; flex-direction: column; }
.product-info__ref {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}
.product-info__title {
    font-family: 'Tektur', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.25;
    color: var(--color-text);
    margin: 0 0 0.5rem 0;
}
@media (min-width: 640px) {
    .product-info__title { font-size: 2rem; }
}
@media (min-width: 1024px) {
    .product-info__title { font-size: 2.25rem; }
}
.product-info__categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
    margin-bottom: 1.25rem;
}
.product-info__category {
    display: inline-block;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    text-decoration: none;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    background: var(--gray-200);
    transition: background 0.2s, color 0.2s;
}
.product-info__category--secondary {
    font-size: 0.75rem;
    background: var(--gray-100, #f0f0f0);
    color: var(--color-text-muted);
}
.product-info__category:hover {
    background: var(--color-accent);
    color: #fff;
}
.product-info__category--secondary:hover {
    background: var(--color-accent);
    color: #fff;
}
.product-info__price-block {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem 1rem;
    margin-bottom: 1.5rem;
}
.product-info__price {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
}
.product-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.35rem 0.65rem;
    border-radius: 999px;
}
.product-badge--stock {
    background: #ecfdf5;
    color: #047857;
}
.product-badge--demand {
    background: #fef3c7;
    color: #b45309;
}

.product-form { margin-top: 0; margin-bottom: 2rem; }
.product-form__row { margin-bottom: 1rem; }
.product-form__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}
.quantity-stepper {
    display: inline-flex;
    align-items: center;
    border: 1.5px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    background: var(--color-bg-card);
}
.quantity-stepper__btn {
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--gray-100);
    color: var(--color-text);
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.quantity-stepper__btn:hover {
    background: var(--gray-200);
    color: var(--color-accent);
}
.quantity-stepper__btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.quantity-stepper__input {
    width: 3.5rem;
    height: 2.75rem;
    border: none;
    border-left: 1.5px solid var(--color-border);
    border-right: 1.5px solid var(--color-border);
    text-align: center;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    -moz-appearance: textfield;
}
.quantity-stepper__input::-webkit-outer-spin-button,
.quantity-stepper__input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.quantity-stepper__input:focus { outline: none; }
.product-form__submit {
    width: 100%;
    min-height: 3rem;
    font-size: 1rem;
    gap: 0.5rem;
}
.product-form__submit i { font-size: 1.125rem; }

.product-description {
    padding-top: 1.75rem;
    border-top: 1px solid var(--color-border);
    margin-top: 0;
}
.product-description--inline {
    border-top: none;
    padding-top: 0;
    margin-bottom: 1.25rem;
}
.product-description__title {
    font-size: 0.9375rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin: 0 0 0.75rem 0;
}
.product-description__content {
    font-size: 0.9375rem;
    line-height: 1.65;
    color: var(--color-text);
    white-space: pre-wrap;
}

.product-share {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1rem;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
}
.product-share__label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}
.product-share__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    border: 1.5px solid var(--color-border);
    border-radius: 8px;
    background: var(--color-bg-card);
    font-size: 0.875rem;
    color: var(--color-text);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.product-share__btn:hover {
    border-color: var(--color-accent);
    background: var(--gray-100);
    color: var(--color-accent);
}
.product-share__btn i { font-size: 1.1rem; }