/* ========================================
   GRANIZADAS - CSS INDIVIDUAL
   Paleta: Celeste, Azul y Verde (Refrescante)
   Optimizado para responsive mobile
   ======================================== */

:root {
    --celeste-claro: #E0F7FA;
    --celeste: #4DD0E1;
    --celeste-oscuro: #00ACC1;
    --azul-claro: #B3E5FC;
    --azul: #039BE5;
    --azul-oscuro: #0277BD;
    --verde-claro: #A5D6A7;
    --verde: #66BB6A;
    --verde-oscuro: #43A047;
    --cyan: #00BCD4;
    --cyan-oscuro: #0097A7;
    --blanco: #FFFFFF;
    --gris-claro: #F5F5F5;
    --gris: #BDBDBD;
    --gris-oscuro: #424242;
    --negro: #212121;
    --sombra-suave: 0 2px 8px rgba(0, 0, 0, 0.1);
    --sombra-media: 0 4px 16px rgba(0, 0, 0, 0.15);
    --sombra-fuerte: 0 8px 24px rgba(0, 0, 0, 0.2);
    --transicion-rapida: 0.3s ease;
    --transicion-media: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--celeste-claro) 0%, var(--azul-claro) 100%);
    color: var(--gris-oscuro);
    line-height: 1.6;
    min-height: 100vh;
}

/* ========================================
   CONTENEDOR PRINCIPAL
   ======================================== */

.main-container {
    max-width: 1400px;
    margin: clamp(1rem, 4vw, 2rem) auto;
    padding: 0 clamp(1rem, 3vw, 1.5rem);
    overflow-x: hidden;
}

/* ========================================
   CONTENEDOR DEL PRODUCTO
   ======================================== */

.product-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 3rem);
    background: var(--blanco);
    border-radius: clamp(15px, 4vw, 20px);
    padding: clamp(2rem, 5vw, 3rem);
    box-shadow: var(--sombra-fuerte);
    margin-bottom: clamp(2rem, 5vw, 3rem);
    animation: fadeInUp 0.6s ease;
}

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

/* ========================================
   GALERÍA DE IMÁGENES
   ======================================== */

.product-gallery {
    position: relative;
}

.main-image {
    position: relative;
    width: 100%;
    height: clamp(300px, 60vw, 500px);
    border-radius: clamp(10px, 3vw, 15px);
    overflow: hidden;
    box-shadow: var(--sombra-media);
    background: linear-gradient(135deg, var(--celeste-claro), var(--azul-claro));
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    cursor: zoom-in;
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transicion-media);
}

.main-image:hover img {
    transform: scale(1.1);
}

.main-image.zoomed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 10000;
    border-radius: 0;
    cursor: zoom-out;
    background: rgba(0, 0, 0, 0.95);
}

.main-image.zoomed img {
    object-fit: contain;
    transform: scale(1);
}

.thumbnail-gallery {
    display: flex;
    gap: clamp(0.75rem, 2vw, 1rem);
    justify-content: center;
}

.thumbnail {
    width: clamp(60px, 15vw, 100px);
    height: clamp(60px, 15vw, 100px);
    object-fit: cover;
    border-radius: clamp(8px, 2vw, 10px);
    cursor: pointer;
    border: 3px solid transparent;
    transition: all var(--transicion-rapida);
    box-shadow: var(--sombra-suave);
}

.thumbnail:hover {
    border-color: var(--celeste);
    transform: translateY(-5px);
    box-shadow: var(--sombra-media);
}

.thumbnail.active {
    border-color: var(--azul);
    box-shadow: 0 0 20px rgba(3, 155, 229, 0.4);
}

/* ========================================
   DETALLES DEL PRODUCTO
   ======================================== */

.product-details {
    display: flex;
    flex-direction: column;
    gap: clamp(1rem, 3vw, 1.5rem);
}

.product-details h1 {
    font-size: clamp(1.6rem, 5vw, 2.5rem);
    color: var(--azul-oscuro);
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--cyan-oscuro), var(--celeste));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: slideInRight 0.6s ease;
}

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

.brand, .sku {
    font-size: clamp(0.85rem, 2.5vw, 1rem);
    color: var(--gris-oscuro);
    font-weight: 500;
}

.availability {
    display: inline-block;
    padding: clamp(0.4rem, 1.2vw, 0.5rem) clamp(1rem, 3vw, 1.5rem);
    background: linear-gradient(135deg, var(--verde), var(--verde-oscuro));
    color: var(--blanco);
    border-radius: 25px;
    font-weight: 600;
    font-size: clamp(0.75rem, 2vw, 0.9rem);
    box-shadow: 0 4px 12px rgba(67, 160, 71, 0.3);
    width: fit-content;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(67, 160, 71, 0.3);
    }
    50% {
        box-shadow: 0 4px 20px rgba(67, 160, 71, 0.5);
    }
}

/* ========================================
   PRECIOS
   ======================================== */

.pricing {
    background: linear-gradient(135deg, var(--blanco) 0%, var(--celeste-claro) 100%);
    padding: clamp(2rem, 5vw, 2.5rem);
    border-radius: clamp(15px, 4vw, 20px);
    box-shadow: var(--sombra-media);
    border: 3px solid var(--cyan);
    position: relative;
    overflow: hidden;
}

.pricing::before {
    content: '🍧';
    position: absolute;
    top: -20px;
    right: -20px;
    font-size: clamp(80px, 20vw, 120px);
    opacity: 0.1;
    transform: rotate(-15deg);
}

.bulk-pricing {
    font-size: clamp(1.2rem, 3vw, 1.4rem);
    color: var(--azul-oscuro);
    font-weight: 700;
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    padding: clamp(1.2rem, 3vw, 1.5rem);
    background: var(--blanco);
    border-radius: clamp(10px, 3vw, 15px);
    border-left: 6px solid var(--cyan);
    box-shadow: var(--sombra-suave);
    transition: all var(--transicion-rapida);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.bulk-pricing:hover {
    transform: translateX(10px);
    box-shadow: var(--sombra-media);
    border-left-color: var(--cyan-oscuro);
}

.bulk-pricing strong {
    color: var(--cyan-oscuro);
    font-size: clamp(1.3rem, 3.5vw, 1.5rem);
}

.bulk-pricing .price {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 900;
    color: var(--blanco);
    background: linear-gradient(135deg, var(--verde), var(--verde-oscuro));
    padding: clamp(0.4rem, 1.2vw, 0.5rem) clamp(1rem, 3vw, 1.5rem);
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(67, 160, 71, 0.4);
    animation: priceGlow 2s infinite;
}

@keyframes priceGlow {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(67, 160, 71, 0.4);
    }
    50% {
        box-shadow: 0 6px 25px rgba(67, 160, 71, 0.6);
    }
}

.description {
    font-size: clamp(0.95rem, 2.5vw, 1.1rem);
    color: var(--gris-oscuro);
    padding: clamp(1rem, 3vw, 1.2rem) clamp(1rem, 3vw, 1.5rem) clamp(1rem, 3vw, 1.2rem) clamp(2.5rem, 6vw, 3rem);
    background: var(--blanco);
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 2px dashed var(--celeste);
    line-height: 1.8;
    position: relative;
}

.description::before {
    content: '✓';
    position: absolute;
    left: clamp(0.75rem, 2vw, 1rem);
    top: 50%;
    transform: translateY(-50%);
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    font-weight: bold;
    color: var(--verde);
    background: var(--verde-claro);
    width: clamp(25px, 6vw, 30px);
    height: clamp(25px, 6vw, 30px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact {
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    color: var(--azul-oscuro);
    padding: clamp(0.75rem, 2vw, 1rem) clamp(1.2rem, 3vw, 1.5rem);
    background: linear-gradient(135deg, var(--azul-claro), var(--celeste-claro));
    border-radius: 10px;
    text-align: center;
    font-weight: 600;
    border: 2px solid var(--azul);
    box-shadow: var(--sombra-suave);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '📞';
    margin-right: 8px;
    font-size: clamp(1rem, 2.5vw, 1.2rem);
}

.contact:hover {
    transform: scale(1.02);
    box-shadow: var(--sombra-media);
}

/* ========================================
   BLOQUE INFO + CTA
   ======================================== */

.product-details1 {
    margin-top: clamp(1.5rem, 4vw, 2rem);
    padding: clamp(1.5rem, 4vw, 2rem);
    background: linear-gradient(135deg, var(--blanco) 0%, var(--celeste-claro) 100%);
    border-radius: 15px;
    box-shadow: var(--sombra-media);
    text-align: center;
}

.info-text {
    font-size: clamp(1rem, 2.8vw, 1.1rem);
    color: var(--gris-oscuro);
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    line-height: 1.8;
}

.product-details1 h6 {
    font-size: clamp(1.1rem, 3vw, 1.3rem);
    color: var(--azul-oscuro);
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    font-weight: 600;
}

.product-details1 li {
    list-style: none;
}

.cta-button {
    display: inline-block;
    padding: clamp(0.75rem, 2vw, 1rem) clamp(2rem, 6vw, 3rem);
    background: linear-gradient(135deg, var(--cyan), var(--azul));
    color: var(--blanco);
    text-decoration: none;
    border-radius: 50px;
    font-size: clamp(1rem, 3vw, 1.2rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 6px 20px rgba(0, 188, 212, 0.4);
    transition: all var(--transicion-rapida);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 188, 212, 0.6);
    background: linear-gradient(135deg, var(--cyan-oscuro), var(--azul-oscuro));
}

.cta-button:active {
    transform: translateY(-1px);
}

/* ========================================
   PRODUCTOS RECOMENDADOS - CARRUSEL
   ======================================== */

.recommended-products {
    background: var(--blanco);
    padding: clamp(1.5rem, 4vw, 2rem) clamp(1rem, 3vw, 1.5rem);
    border-radius: clamp(15px, 4vw, 20px);
    box-shadow: var(--sombra-fuerte);
    margin-bottom: clamp(2rem, 5vw, 3rem);
    overflow: hidden;
}

.recommended-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: clamp(1.5rem, 4vw, 2rem);
    gap: 1rem;
    flex-wrap: wrap;
}

.recommended-header h2 {
    font-size: clamp(1.5rem, 4.5vw, 2rem);
    background: linear-gradient(135deg, var(--azul-oscuro), var(--celeste-oscuro));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex: 1;
    min-width: 200px;
}

.carousel-controls {
    display: flex;
    gap: clamp(0.5rem, 1.5vw, 0.8rem);
    flex-shrink: 0;
}

.carousel-prev,
.carousel-next {
    width: clamp(40px, 10vw, 50px);
    height: clamp(40px, 10vw, 50px);
    border: none;
    background: linear-gradient(135deg, var(--celeste), var(--azul));
    color: var(--blanco);
    font-size: clamp(1.4rem, 4vw, 1.8rem);
    font-weight: bold;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transicion-rapida);
    box-shadow: var(--sombra-suave);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    position: relative;
}

.carousel-prev:hover,
.carousel-next:hover {
    background: linear-gradient(135deg, var(--azul), var(--azul-oscuro));
    transform: scale(1.15);
    box-shadow: var(--sombra-media);
}

.carousel-prev:active,
.carousel-next:active {
    transform: scale(0.95);
}

/* Wrapper para el scroll horizontal */
.recommended-grid-wrapper {
    position: relative;
    overflow: visible;
    width: 100%;
}

/* Grid SCROLLEABLE como carrusel */
.recommended-grid {
    display: flex;
    gap: clamp(1rem, 3vw, 1.5rem);
    overflow-x: auto;
    overflow-y: visible;
    scroll-behavior: smooth;
    padding-bottom: clamp(0.5rem, 1.5vw, 0.75rem);
    scroll-snap-type: x mandatory; /* Snap por ítem */
}

/* Tarjetas recomendadas */
.recommended-item {
    flex: 0 0 clamp(200px, 60vw, 300px);
    min-width: clamp(200px, 60vw, 300px);
    scroll-snap-align: center;     /* Se centra cada card al hacer scroll */
}

.recommended-item a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.recommended-item > a {
    background: linear-gradient(135deg, var(--blanco) 0%, var(--celeste-claro) 100%);
    border-radius: clamp(10px, 3vw, 15px);
    padding: clamp(1rem, 3vw, 1.5rem);
    box-shadow: var(--sombra-suave);
    transition: all var(--transicion-rapida);
    cursor: pointer;
    border: 2px solid transparent;
    height: 100%;
    display: block;
}

.recommended-item:hover > a {
    transform: translateY(-10px);
    box-shadow: var(--sombra-fuerte);
    border-color: var(--celeste);
}

.product-image {
    position: relative;
    width: 100%;
    height: clamp(150px, 40vw, 200px);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transicion-media);
}

.recommended-item:hover img {
    transform: scale(1.1);
}

.product-info h3 {
    font-size: clamp(1rem, 3vw, 1.2rem);
    color: var(--azul-oscuro);
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-align: center;
}

/* Efecto loading opcional */

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading {
    animation: shimmer 2s infinite;
    background: linear-gradient(
        to right,
        var(--gris-claro) 0%,
        var(--celeste-claro) 20%,
        var(--gris-claro) 40%,
        var(--gris-claro) 100%
    );
    background-size: 1000px 100%;
}

/* Scrollbar del carrusel */

.recommended-grid::-webkit-scrollbar {
    height: 8px;
}

.recommended-grid::-webkit-scrollbar-track {
    background: var(--gris-claro);
    border-radius: 10px;
}

.recommended-grid::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--celeste), var(--azul));
    border-radius: 10px;
}

.recommended-grid::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--azul), var(--azul-oscuro));
}

/* ========================================
   RESPONSIVE DESIGN - MÓVILES
   ======================================== */

@media (max-width: 992px) {
    .product-container {
        grid-template-columns: 1fr;
        padding: clamp(1.5rem, 4vw, 2rem);
        gap: clamp(1.5rem, 4vw, 2rem);
    }
    
    .product-details h1 {
        font-size: clamp(1.8rem, 5vw, 2rem);
    }
    
    .main-image {
        height: clamp(350px, 80vw, 400px);
    }
    
    .recommended-item {
        flex: 0 0 clamp(220px, 50vw, 250px);
    }
}

@media (max-width: 768px) {
    .product-container {
        padding: clamp(1.2rem, 3.5vw, 1.5rem);
        border-radius: 15px;
    }
    
    .main-image {
        height: clamp(300px, 80vw, 350px);
    }
    
    .product-details h1 {
        font-size: clamp(1.6rem, 5vw, 1.8rem);
    }
    
    .thumbnail {
        width: clamp(70px, 20vw, 80px);
        height: clamp(70px, 20vw, 80px);
    }
    
    .bulk-pricing {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-button {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .trust-banner {
        padding: clamp(0.75rem, 2vw, 1rem) clamp(0.5rem, 1.5vw, 0.75rem);
        font-size: clamp(0.75rem, 2vw, 0.85rem);
    }
    
    .product-container {
        padding: clamp(1rem, 3vw, 1.2rem);
    }
    
    .main-image {
        height: clamp(250px, 80vw, 300px);
    }
    
    .product-details h1 {
        font-size: clamp(1.4rem, 5vw, 1.6rem);
    }
    
    .thumbnail {
        width: clamp(60px, 20vw, 70px);
        height: clamp(60px, 20vw, 70px);
    }
    
    .recommended-item {
        flex: 0 0 clamp(200px, 85vw, 250px);
    }
}

@media (max-width: 480px) {
    .main-image {
        height: clamp(220px, 80vw, 250px);
    }
    
    .product-details h1 {
        font-size: clamp(1.3rem, 5vw, 1.4rem);
    }
    
    .thumbnail {
        width: clamp(50px, 20vw, 60px);
        height: clamp(50px, 20vw, 60px);
    }
    
    .cta-button {
        padding: clamp(0.6rem, 2vw, 0.7rem) clamp(1.2rem, 3vw, 1.5rem);
        font-size: clamp(0.9rem, 3vw, 1rem);
    }
}

@media (max-width: 360px) {
    .product-details h1 {
        font-size: clamp(1.2rem, 5vw, 1.3rem);
    }
    
    .main-image {
        height: clamp(200px, 80vw, 220px);
    }
}