/*===========================*/
/* ===== SECCION HEADER  ===== */
/*===========================*/
.products-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 8rem 0 4rem 0;
    text-align: center;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.products-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 20%);
    animation: productsFloatParticles 20s infinite linear;
}

.products-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.3) 50%, transparent 100%);
}

.products-header .container {
    position: relative;
    z-index: 2;
}

.products-main-title {
    font-size: 3.2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: productsSlideInDown 0.8s ease-out;
}

.products-subtitle {
    font-size: 1.4rem;
    opacity: 0.9;
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
    animation: productsSlideInUp 0.8s ease-out 0.2s both;
}

/* Animations */
@keyframes productsFloatParticles {
    0% { background-position: 0 0, 0 0; }
    100% { background-position: 50px 50px, 30px 30px; }
}

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

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

/* Responsive Design */
@media (max-width: 992px) {
    .products-header {
        padding: 7rem 0 3.5rem 0;
    }
    
    .products-main-title {
        font-size: 2.8rem;
        margin-bottom: 1.2rem;
    }
    
    .products-subtitle {
        font-size: 1.2rem;
    }
}

@media (max-width: 768px) {
    .products-header {
        padding: 6rem 0 3rem 0;
        margin-top: 70px;
    }
    
    .products-main-title {
        font-size: 2.2rem;
        margin-bottom: 1rem;
    }
    
    .products-subtitle {
        font-size: 1.1rem;
        line-height: 1.5;
    }
    
    .products-header::before {
        animation-duration: 30s;
    }
}

@media (max-width: 576px) {
    .products-header {
        padding: 5rem 0 2.5rem 0;
        margin-top: 60px;
    }
    
    .products-main-title {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
    }
    
    .products-subtitle {
        font-size: 1rem;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .products-header {
        background: linear-gradient(135deg, var(--primary-dark) 0%, var(--gray-900) 100%);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .products-header::before,
    .products-main-title,
    .products-subtitle {
        animation: none !important;
    }
    
    .products-header::before {
        background-image: none;
    }
}

/* Pattern overlay for extra visual interest */
.products-header .pattern-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(45deg, rgba(0, 0, 0, 0.1) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.1) 75%),
        linear-gradient(45deg, rgba(0, 0, 0, 0.1) 25%, transparent 25%, transparent 75%, rgba(0, 0, 0, 0.1) 75%);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    opacity: 0.1;
    pointer-events: none;
}

/*======================================*/
/* ===== SECCION PRODUCTS FILTER  ===== */
/*======================================*/
.products-filter {
    background: var(--gray-100);
    padding: 2rem 0;
    position: static;
    top: 80px;
    z-index: 90;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--gray-300);
}

.products-filter .container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.filter-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 0.8rem 1.8rem;
    background: var(--white);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    color: var(--gray-700);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 102, 204, 0.15), transparent);
    transition: left 0.6s ease;
    opacity: 0;
}

.filter-btn:hover::before {
    left: 100%;
    opacity: 1;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.15);
}

.filter-btn.filter-active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
    transform: translateY(0);
}

.filter-btn.filter-active:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0, 102, 204, 0.25);
}

/* Animación de click suavizada */
.filter-btn:active {
    transform: scale(0.97) !important;
    transition: transform 0.1s ease !important;
}

.filter-btn.filter-active:active {
    transform: scale(0.97) translateY(0) !important;
}

/* Filter counter badges */
.filter-btn::after {
    content: attr(data-count);
    position: absolute;
    top: 0px;
    right: 0px;
    background: var(--success);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: 20px;
    min-width: 20px;
    text-align: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.filter-btn[data-count]:not([data-count="0"])::after {
    opacity: 1;
    transform: scale(1);
}

/* Responsive Design */
@media (max-width: 992px) {
    .products-filter {
        padding: 1.8rem 0;
    }
    
    .filter-buttons {
        gap: 0.8rem;
    }
    
    .filter-btn {
        padding: 0.7rem 1.6rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 768px) {
    .filter-buttons {
        gap: 0.6rem;
    }
    
    .filter-btn {
        padding: 0.6rem 1.4rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .filter-buttons {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }
    
    .filter-btn {
        width: 100%;
        text-align: center;
        padding: 0.8rem 1.5rem;
    }
    
    .products-filter .container {
        padding: 0 1rem;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .products-filter {
        background: var(--gray-800);
        border-bottom-color: var(--gray-700);
    }
    
    .filter-btn {
        background: var(--gray-700);
        border-color: var(--gray-600);
        color: var(--gray-300);
    }
    
    .filter-btn:hover {
        border-color: var(--primary-color);
        color: var(--primary-color);
        background: var(--gray-600);
    }
    
    .filter-btn.filter-active {
        background: var(--primary-color);
        color: var(--white);
        border-color: var(--primary-color);
    }
    
    .filter-btn.filter-active:hover {
        background: var(--primary-dark);
        border-color: var(--primary-dark);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .filter-btn,
    .filter-btn::before,
    .filter-btn::after {
        transition: none !important;
        animation: none !important;
    }
    
    .filter-btn:hover,
    .filter-btn.filter-active:hover {
        transform: none;
    }
    
    .filter-btn::before {
        display: none;
    }
    
    .filter-btn:active {
        transform: none !important;
    }
}

/* Focus states for accessibility */
.filter-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Touch device optimizations */
@media (hover: none) {
    .filter-btn::before {
        display: none;
    }
    
    .filter-btn:active {
        transform: scale(0.95) !important;
        transition: transform 0.15s ease !important;
    }
}

/* Transiciones mejoradas para estados */
.filter-btn {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.2s ease,
                box-shadow 0.3s ease;
}

/* Easing mejorado para las animaciones */
@keyframes smoothBounce {
    0% { transform: scale(1); }
    50% { transform: scale(0.98); }
    100% { transform: scale(1); }
}

.filter-btn:active {
    animation: smoothBounce 0.3s ease;
}

/*======================================*/
/* ========= SECCION PRODUCTS ========= */
/*======================================*/
.products-listing {
    padding: 3rem 0;
    background: var(--white);
}

.products-listing .container {
    position: relative;
}

.products-category-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--gray-800);
    margin: 3rem 0 2rem 0;
    padding-bottom: 0.8rem;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
}

.products-category-title:first-of-type {
    margin-top: 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.product-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    height: 480px;
    max-width: 293.33px;
    perspective: 1000px;
}

.products-card-front,
.products-card-back {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.products-card-front {
    background: var(--white);
    z-index: 2;
    transform: rotateY(0deg);
    /*=======================*/
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 450px;
    margin: 0 auto;
}

.product-image-wrapper {
    flex: 4;
    display: inline-block;
    position: relative;
    overflow: hidden;
    text-align: center;
    /*======================*/
    display: flex;
    flex-direction: column;
    align-items: center;;
}

.product-img {
    width: 70%;
    /* height: 100%; */
    object-fit: cover;
    transition: transform 0.6s ease;
}

.product-item:hover .product-img {
    transform: scale(1.05);
}

.product-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin: 1.5rem 1.5rem 1rem 1.5rem;
    line-height: 1.3;
}

.product-badge {
    position: absolute;
    top: 0.1rem;
    right: 0.1rem;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.product-badge-new {
    background: var(--success);
    color: var(--primary-color)
}

.products-card-back {
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
    color: var(--white);
    transform: rotateY(180deg);
    padding: 2rem;
    justify-content: space-between;
    align-items: center;
}

/* Flip animation cuando la tarjeta tiene la clase flip */
.product-item.flip .products-card-front {
    transform: rotateY(-180deg);
}

.product-item.flip .products-card-back {
    transform: rotateY(0deg);
}

.products-card-back .product-name {
    color: var(--white);
    margin: 0 0 1.5rem 0;
    text-align: center;
    font-size: 1.5rem;
}

.product-badge-popular {
    background: var(--warning);
    color: var(--gray-800);
}

.product-badge-offer {
    background: var(--danger);
    color: var(--white);
}

.product-badge-featured {
    background: var(--primary-color);
    color: var(--white);
}

.product-pricing {
    flex: 0.5;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.product-original-price {
    font-size: 1rem;
    color: var(--gray-500);
    text-decoration: line-through;
    font-weight: 500;
}

.product-promo-price {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.product-discount {
    background: var(--success);
    color: red;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 700;
}

.product-details {
    flex: 0.5;
    margin-top: auto;
    /* text-align: center; */
}

.product-details > h3 {
    text-align: center;
}

.products-card-back .product-details {
    padding: 0;
    margin: 0;
    flex-grow: 1;
    overflow-y: auto;
    max-height: 300px;
    padding-right: 5px;
}

.product-features {
    list-style: none;
    margin-bottom: 0;
}

.product-feature {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    color: var(--gray-700);
    line-height: 1.4;
}

.products-card-back .product-feature {
    color: var(--white);
}

.product-feature i {
    color: var(--primary-color);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.products-card-back .product-feature i {
    color: var(--white);
}

.product-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.product-actions i {
    font-size: 1.5rem;
}

.products-card-front .product-actions {
    margin-top: auto;
    padding: 0 1.5rem 1.5rem 1.5rem;
}

.product-btn {
    padding: 0.3rem 1rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.product-btn-primary {
    background: var(--white);
    color: var(--primary-color);
}

.product-btn-primary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.product-btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.product-btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* Efecto de vuelta al front cuando se pierde el hover/focus */
.product-item.flip {
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.product-item.flip:not(:hover):not(:focus-within) {
    transform: rotateY(0deg);
}

.product-item.flip:not(:hover):not(:focus-within) .products-card-front {
    transform: rotateY(0deg);
    transition-delay: 0.4s;
}

.product-item.flip:not(:hover):not(:focus-within) .products-card-back {
    transform: rotateY(180deg);
    transition-delay: 0s;
}

/* Scrollbars elegantes para las tarjetas flip */
.products-card-back .product-details::-webkit-scrollbar {
    width: 6px;
}

.products-card-back .product-details::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    margin: 10px 0;
}

.products-card-back .product-details::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.products-card-back .product-details::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* Para Firefox */
.products-card-back .product-details {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 2rem;
    }
}

@media (max-width: 992px) {
    .products-listing {
        padding: 2.5rem 0;
    }
    
    .products-category-title {
        font-size: 2.1rem;
        margin: 2.5rem 0 1.8rem 0;
    }
    
    .products-grid {
        gap: 1.8rem;
        margin-bottom: 3.5rem;
    }
    
    .product-item {
        height: 450px;
    }
}

@media (max-width: 768px) {
    .products-listing {
        padding: 2rem 0;
    }
    
    .products-category-title {
        font-size: 1.9rem;
        margin: 2rem 0 1.5rem 0;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 1.5rem;
        margin-bottom: 3rem;
    }
    
    .product-item {
        height: 420px;
    }
    
    .product-image-wrapper {
        height: 180px;
    }
    
    .product-name {
        font-size: 1.3rem;
        margin: 1.2rem 1.2rem 0.8rem 1.2rem;
    }
    
    .product-pricing {
        margin: 0 1.2rem 1.2rem 1.2rem;
    }
    
    .product-details {
        padding: 0 1.2rem 1.2rem 1.2rem;
    }
    
    .products-card-back {
        padding: 1.5rem;
    }
    
    .products-card-back .product-details {
        max-height: 220px;
    }
}

@media (max-width: 576px) {
    .products-listing {
        padding: 1.5rem 0;
    }
    
    .products-category-title {
        font-size: 1.7rem;
        margin: 1.8rem 0 1.3rem 0;
        text-align: center;
        display: block;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 2.5rem;
    }
    
    .product-item {
        height: 400px;
    }
    
    .product-image-wrapper {
        height: 160px;
    }
    
    .product-name {
        font-size: 1.2rem;
    }
    
    .product-feature {
        font-size: 0.9rem;
    }
    
    .product-promo-price {
        font-size: 1.4rem;
    }
    
    .products-card-back {
        padding: 1.2rem;
    }
    
    .products-card-back .product-details {
        max-height: 200px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .products-listing {
        background: var(--gray-900);
    }
    
    .products-category-title {
        color: var(--white);
        border-bottom-color: var(--primary-color);
    }
    
    .product-item {
        background: var(--gray-800);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    }
    
    .products-card-front {
        background: var(--gray-800);
    }
    
    .product-name {
        color: var(--white);
    }
    
    .product-btn-secondary {
        border-color: var(--primary-color);
        color: var(--primary-color);
    }
    
    .product-btn-secondary:hover {
        background: var(--primary-color);
        color: var(--white);
    }
    
    /* Dark mode para scrollbars */
    .products-card-back .product-details::-webkit-scrollbar-track {
        background: rgba(0, 0, 0, 0.2);
    }
    
    .products-card-back .product-details::-webkit-scrollbar-thumb {
        background: rgba(0, 0, 0, 0.3);
    }
    
    .products-card-back .product-details::-webkit-scrollbar-thumb:hover {
        background: rgba(0, 0, 0, 0.5);
    }
    
    .products-card-back .product-details {
        scrollbar-color: rgba(0, 0, 0, 0.3) rgba(0, 0, 0, 0.2);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .product-item,
    .products-card-front,
    .products-card-back,
    .product-img,
    .product-btn {
        transition: none !important;
    }
    
    .product-item.flip:not(:hover):not(:focus-within) {
        transform: none;
    }
    
    .product-item:hover .product-img {
        transform: none;
    }
    
    .product-btn:hover {
        transform: none !important;
    }
    
    .products-card-back .product-details::-webkit-scrollbar-thumb {
        transition: none;
    }
}

/* Focus states for accessibility */
.product-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Touch device optimizations */
@media (hover: none) {
    .product-item:hover .product-img {
        transform: none;
    }
    
    .product-btn:hover {
        transform: none !important;
    }
    
    .product-btn:active {
        transform: scale(0.98) !important;
    }
    
    /* Para dispositivos táctiles, mantener el flip hasta que se haga click nuevamente */
    .product-item.flip:not(:hover):not(:focus-within) {
        transform: rotateY(180deg);
    }
    
    .product-item.flip:not(:hover):not(:focus-within) .products-card-front {
        transform: rotateY(-180deg);
    }
    
    .product-item.flip:not(:hover):not(:focus-within) .products-card-back {
        transform: rotateY(0deg);
    }
}

/* Print styles */
@media print {
    .products-listing {
        padding: 0;
    }
    
    .product-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
        height: auto;
        perspective: none;
    }
    
    .products-card-front,
    .products-card-back {
        position: relative;
        transform: none;
        height: auto;
    }
    
    .products-card-back {
        display: none;
    }
    
    .product-actions {
        display: none;
    }
    
    .product-badge {
        border: 1px solid currentColor;
    }
}


/* WhatsApp Button Styles */
.whatsapp-btn {
    background: #ffffff !important;
    border-color: #25D366 !important;
    position: relative;
    overflow: hidden;
}

.whatsapp-btn:hover {
    background: #c6c7c7 !important;
    border-color: #128C7E !important;
    transform: translateY(-2px) scale(1.05);
}

.whatsapp-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.whatsapp-btn:hover::before {
    left: 100%;
}

/* Loading state para WhatsApp */
.whatsapp-btn.loading {
    opacity: 0.8;
    pointer-events: none;
}

.whatsapp-btn.loading::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: whatsappLoading 1s linear infinite;
    margin-left: 0.5rem;
}

@keyframes whatsappLoading {
    to { transform: rotate(360deg); }
}

/* Efecto de pulsación */
@keyframes pulseWhatsApp {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.whatsapp-btn:active {
    animation: pulseWhatsApp 0.3s ease;
}