/**
 * ========================================
 * PRODUCTO CSS
 * ========================================
 * 
 * Estilos específicos para la página de detalles del producto
 * 
 * @package    Aramed
 * @author     IDEAMIA Tech
 * @copyright  2025 Aramed y Laboratorios
 */

/* ========================================
   VARIABLES Y MIXINS
   ======================================== */
:root {
    --producto-border-radius: 12px;
    --producto-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --producto-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --producto-transition: all 0.3s ease;
    --producto-spacing: 2rem;
    --producto-image-bg: #f8f9fa;
    --producto-badge-bg: var(--aramed-primary);
    --producto-feature-icon-size: 1.5rem;
    --producto-feature-gap: 1rem;
}

/* ========================================
   LAYOUT PRINCIPAL
   ======================================== */
.producto-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.producto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--producto-spacing);
    margin-bottom: 3rem;
}

/* ========================================
   GALERÍA DE IMÁGENES
   ======================================== */
.producto-gallery {
    background: var(--producto-image-bg);
    border-radius: var(--producto-border-radius);
    padding: 1.5rem;
    box-shadow: var(--producto-shadow);
}

.producto-swiper-main {
    margin-bottom: 1rem;
    border-radius: var(--producto-border-radius);
    overflow: hidden;
    max-height: 400px;
    position: relative;
}

.producto-swiper-main .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: var(--producto-border-radius);
    overflow: hidden;
}

.producto-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    cursor: pointer;
    transition: var(--producto-transition);
    border-radius: 8px;
}

.producto-image:hover {
    transform: scale(1.02);
}

/* Responsive adjustments for product images */
@media (max-width: 768px) {
    .producto-image {
        height: 250px;
    }
    
    .producto-swiper-main {
        max-height: 300px;
    }
    
    .producto-thumb {
        height: 50px;
    }
    
    .producto-swiper-thumbs .swiper-slide {
        width: 60px !important;
        height: 50px;
    }
}

@media (max-width: 576px) {
    .producto-image {
        height: 200px;
    }
    
    .producto-swiper-main {
        max-height: 250px;
    }
    
    .producto-thumb {
        height: 40px;
    }
    
    .producto-swiper-thumbs .swiper-slide {
        width: 50px !important;
        height: 40px;
    }
}

.producto-swiper-thumbs {
    margin-top: 1rem;
    height: 80px;
}

.producto-swiper-thumbs .swiper-slide {
    width: 80px !important;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--producto-transition);
}

.producto-swiper-thumbs .swiper-slide:hover,
.producto-swiper-thumbs .swiper-slide-thumb-active {
    border-color: var(--aramed-primary);
    transform: scale(1.05);
}

.producto-thumb {
    width: 100%;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
    display: block;
}

.producto-thumbnail {
    width: 100%;
    height: 60px;
    overflow: hidden;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Navegación del swiper */
.producto-swiper-main .swiper-button-next,
.producto-swiper-main .swiper-button-prev {
    color: var(--aramed-primary);
    background: white;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    box-shadow: var(--producto-shadow);
}

.producto-swiper-main .swiper-button-next:after,
.producto-swiper-main .swiper-button-prev:after {
    font-size: 20px;
}

.producto-swiper-main .swiper-pagination-bullet {
    background: var(--aramed-primary);
}

/* ========================================
   INFORMACIÓN DEL PRODUCTO
   ======================================== */
.producto-info {
    padding-left: 1rem;
}

.producto-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--aramed-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.producto-brand-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--producto-transition);
}

.producto-brand:hover .producto-brand-logo {
    filter: grayscale(0%);
}

.producto-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--aramed-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.producto-description-short {
    color: var(--aramed-secondary);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.producto-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--aramed-primary);
    margin-bottom: 1.5rem;
}

.producto-price-old {
    font-size: 1.2rem;
    color: #6c757d;
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.producto-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--producto-badge-bg);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    box-shadow: var(--producto-shadow);
}

/* ========================================
   ACCIONES DEL PRODUCTO
   ======================================== */
.producto-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.producto-actions .btn {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--producto-border-radius);
    transition: var(--producto-transition);
}

.producto-actions .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--producto-shadow-hover);
}

.producto-actions .btn-primary {
    background: var(--aramed-primary);
    border-color: var(--aramed-primary);
}

.producto-actions .btn-primary:hover {
    background: var(--aramed-primary-dark);
    border-color: var(--aramed-primary-dark);
}

/* ========================================
   CARACTERÍSTICAS DESTACADAS
   ======================================== */
.producto-features {
    background: white;
    border-radius: var(--producto-border-radius);
    padding: 2rem;
    box-shadow: var(--producto-shadow);
    margin-bottom: 2rem;
}

.producto-features h4 {
    color: var(--aramed-dark);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.producto-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--producto-feature-gap);
    margin-bottom: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    transition: var(--producto-transition);
}

.producto-feature:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.producto-feature-icon {
    width: var(--producto-feature-icon-size);
    height: var(--producto-feature-icon-size);
    color: var(--aramed-primary);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.producto-feature-content h5 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--aramed-dark);
    margin-bottom: 0.25rem;
}

.producto-feature-content p {
    font-size: 0.9rem;
    color: var(--aramed-secondary);
    margin: 0;
    line-height: 1.4;
}

/* ========================================
   DETALLES DEL PRODUCTO
   ======================================== */
.producto-details {
    background: white;
    border-radius: var(--producto-border-radius);
    padding: 2rem;
    box-shadow: var(--producto-shadow);
    margin-bottom: 2rem;
}

.producto-details h4 {
    color: var(--aramed-dark);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.producto-description {
    color: var(--aramed-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.producto-specs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.producto-spec {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--aramed-primary);
}

.producto-spec-label {
    font-weight: 600;
    color: var(--aramed-dark);
}

.producto-spec-value {
    color: var(--aramed-secondary);
}

/* ========================================
   DOCUMENTACIÓN
   ======================================== */
.producto-docs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.producto-doc {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    color: var(--aramed-dark);
    transition: var(--producto-transition);
    border: 2px solid transparent;
}

.producto-doc:hover {
    background: white;
    border-color: var(--aramed-primary);
    color: var(--aramed-primary);
    transform: translateY(-2px);
    box-shadow: var(--producto-shadow-hover);
}

.producto-doc-icon {
    font-size: 1.5rem;
    color: var(--aramed-primary);
}

.producto-doc-info h6 {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0;
}

.producto-doc-info small {
    color: var(--aramed-secondary);
    font-size: 0.8rem;
}

/* ========================================
   PRODUCTOS RELACIONADOS
   ======================================== */
.productos-relacionados {
    margin-top: 3rem;
}

.productos-relacionados h3 {
    color: var(--aramed-dark);
    margin-bottom: 2rem;
    font-weight: 600;
    text-align: center;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.related-product {
    background: white;
    border-radius: var(--producto-border-radius);
    overflow: hidden;
    box-shadow: var(--producto-shadow);
    transition: var(--producto-transition);
    text-decoration: none;
    color: inherit;
}

.related-product:hover {
    transform: translateY(-5px);
    box-shadow: var(--producto-shadow-hover);
    color: inherit;
}

.related-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--producto-image-bg);
}

.related-info {
    padding: 1.5rem;
}

.related-brand {
    font-size: 0.8rem;
    color: var(--aramed-secondary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.related-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--aramed-dark);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.related-description {
    font-size: 0.9rem;
    color: var(--aramed-secondary);
    line-height: 1.4;
    margin-bottom: 1rem;
}

.related-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--aramed-primary);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 992px) {
    .producto-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .producto-info {
        padding-left: 0;
    }
    
    .producto-title {
        font-size: 2rem;
    }
    
    .producto-actions .btn {
        min-width: auto;
        flex: none;
        width: 100%;
    }
    
    .producto-features,
    .producto-details {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .producto-container {
        padding: 1rem 0.5rem;
    }
    
    .producto-gallery {
        padding: 1rem;
    }
    
    .producto-image {
        height: 300px;
    }
    
    .producto-title {
        font-size: 1.8rem;
    }
    
    .producto-price {
        font-size: 1.5rem;
    }
    
    .producto-actions {
        flex-direction: column;
    }
    
    .producto-features,
    .producto-details {
        padding: 1rem;
    }
    
    .producto-feature {
        flex-direction: column;
        text-align: center;
    }
    
    .producto-specs {
        grid-template-columns: 1fr;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .producto-title {
        font-size: 1.5rem;
    }
    
    .producto-image {
        height: 250px;
    }
    
    .producto-thumb {
        height: 60px;
    }
    
    .producto-swiper-thumbs .swiper-slide {
        width: 60px !important;
    }
    
    .producto-docs {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   ESTADOS DE CARGA Y ERROR
   ======================================== */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.loaded {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   UTILIDADES
   ======================================== */
.producto-divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--aramed-primary), transparent);
    margin: 2rem 0;
    border: none;
}

.producto-text-center {
    text-align: center;
}

.producto-mb-0 {
    margin-bottom: 0;
}

.producto-mt-2 {
    margin-top: 1rem;
}

.producto-mt-3 {
    margin-top: 1.5rem;
}

/* ========================================
   ANIMACIONES ADICIONALES
   ======================================== */
.producto-fade-in {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.producto-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.producto-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   ACCESIBILIDAD
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states para accesibilidad */
.producto-doc:focus,
.producto-actions .btn:focus,
.related-product:focus {
    outline: 2px solid var(--aramed-primary);
    outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .producto-feature,
    .producto-spec,
    .producto-doc {
        border: 2px solid currentColor;
    }
}