/* ==========================================
   CONTENEDOR PRINCIPAL Y ENTRADA DE PÁGINA
========================================== */
.product-detail-section {
    padding: 140px 50px 80px;
    display: flex;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    /* Entrada cinematográfica suave */
    animation: productPageReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    will-change: transform, opacity, filter;
}

@keyframes productPageReveal {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.98);
        filter: blur(10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0px);
    }
}

/* ==========================================
   1. GALERÍA CARRUSEL DE IMÁGENES
========================================== */
.product-detail-gallery {
    width: 50%;
    position: relative;
}

.carousel-viewport {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #080808;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    transition: border-color 0.5s ease, box-shadow 0.5s ease;
}

.carousel-viewport:hover {
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.95);
}

.carousel-slider {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.carousel-slider img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    flex-shrink: 0;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.5s ease;
    will-change: transform, filter;
}

/* Zoom suave al pasar el cursor por la galería */
.carousel-viewport:hover .carousel-slider img {
    transform: scale(1.06);
}

/* Flechas de Navegación */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%) scale(0.85);
    background: rgba(5, 5, 5, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 16px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.4s ease;
    z-index: 10;
    opacity: 0.6;
    will-change: transform, opacity;
}

.carousel-viewport:hover .carousel-arrow {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

.carousel-arrow:hover {
    background: #ffffff;
    color: #000000;
    border-color: #ffffff;
    transform: translateY(-50%) scale(1.15) !important;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
}

.carousel-arrow.prev { 
    left: 18px; 
}

.carousel-arrow.next { 
    right: 18px; 
}

/* Indicadores / Puntos del Carrusel */
.carousel-dots {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 25px;
}

.dot {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    cursor: pointer;
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform, width;
}

.dot.active {
    width: 28px;
    background: #ffffff;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.dot:hover:not(.active) {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

/* ==========================================
   2. INFORMACIÓN Y DETALLES DEL PRODUCTO
========================================== */
.product-detail-info {
    width: 50%;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.product-detail-info h1 {
    font-size: clamp(26px, 3vw, 34px);
    letter-spacing: 4px;
    font-weight: 800;
    line-height: 1.2;
    text-transform: uppercase;
    background: linear-gradient(180deg, #ffffff 0%, #aaaaaa 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: cineTextReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
    opacity: 0;
    will-change: transform, opacity;
}

.product-detail-info .price {
    font-size: 24px;
    color: #e0e0e0;
    letter-spacing: 2px;
    font-weight: 500;
    animation: cineTextReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
    opacity: 0;
    will-change: transform, opacity;
}

.product-detail-info .description {
    font-size: 13px;
    line-height: 1.8;
    color: #888888;
    letter-spacing: 0.8px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 22px 0;
    animation: cineTextReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
    opacity: 0;
    will-change: transform, opacity;
}

/* Keyframes para revelado cinematográfico de texto */
@keyframes cineTextReveal {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Seleccionador de Tallas */
.size-selector {
    margin-top: 5px;
    animation: cineTextReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.5s forwards;
    opacity: 0;
    will-change: transform, opacity;
}

.size-selector p {
    font-size: 11px;
    letter-spacing: 3px;
    margin-bottom: 14px;
    color: #666666;
    text-transform: uppercase;
}

.size-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.size-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #e0e0e0;
    padding: 14px 24px;
    cursor: pointer;
    transition: color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    font-size: 11px;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.size-btn:hover {
    border-color: #ffffff;
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.1);
}

.size-btn.active {
    border-color: #ffffff;
    background: #ffffff;
    color: #000000;
    font-weight: bold;
    transform: translateY(0);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}
.size-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    text-decoration: line-through;
    text-decoration-color: rgba(255, 255, 255, 0.4);
    pointer-events: none;
}
/* AZKA — Badge AGOTADO premium (Plan v3) */
.azka-badge-agotado {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: #fff;
    font-size: 10px;
    letter-spacing: 3px;
    font-weight: 700;
    padding: 6px 10px;
    line-height: 1;
}
.azka-badge-agotado--detalle { display: inline-block; margin-bottom: 10px; }
.azka-detalle-agotado { margin-bottom: 4px; }
.add-cart-btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* Botón Añadir al Carrito */
.add-cart-btn {
    position: relative;
    background: #ffffff;
    color: #000000;
    border: 1px solid #ffffff;
    padding: 20px;
    font-weight: bold;
    letter-spacing: 4px;
    cursor: pointer;
    margin-top: 15px;
    transition: color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.2s ease;
    font-size: 11px;
    text-transform: uppercase;
    overflow: hidden;
    z-index: 1;
    animation: cineTextReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
    opacity: 0;
    will-change: transform, opacity;
}

/* Animación de barrido de cortina */
.add-cart-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #050505;
    transform: translateX(-100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: -1;
    will-change: transform;
}

.add-cart-btn:hover::before {
    transform: translateX(0);
}

.add-cart-btn:hover {
    color: #ffffff;
    border-color: #ffffff;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.add-cart-btn:active {
    transform: scale(0.97);
}

/* ==========================================
   3. ADAPTACIÓN PARA CELULARES (RESPONSIVE)
========================================== */
@media (max-width: 768px) {
    .product-detail-section {
        flex-direction: column;
        padding: 110px 20px 50px;
        gap: 40px;
    }
    
    .product-detail-gallery, 
    .product-detail-info {
        width: 100%;
    }

    .product-detail-info .price {
        font-size: 20px;
    }

    .carousel-arrow {
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }
}