/* ========================================================================= */
/*                              HITO 3: SLIDER                               */
/* ========================================================================= */

.home-slider-section {
    padding: 30px 0;
}

.hero-slider {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05); /* Sombra suave premium */
}

#sliderContainer {
    position: relative;
    width: 100%;
    height: 500px;
    background-color: #fff;
    overflow: hidden;
}

#sliderContainer .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    /* Al salir: espera a que la nueva imagen la tape totalmente (1s) antes de desaparecer de golpe */
    transition: opacity 0s linear 1s;
    z-index: 1;
    pointer-events: none;
}

#sliderContainer .slide.active-slide {
    opacity: 1 !important;
    z-index: 2 !important;
    pointer-events: auto;
    /* Al entrar: aparece de forma majestuosa en 1s sobre la imagen anterior (que todavía no desapareció) */
    transition: opacity 1s ease-in-out;
}

#sliderContainer .slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    backface-visibility: hidden;
    transform: scale(1);
}

#sliderContainer .slide.active-slide img {
    animation: kenBurnsZoom 7s linear forwards;
}

@keyframes kenBurnsZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

/* Navegación por puntos */
.slider-nav {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.slider-dot:hover {
    transform: scale(1.2);
}

.slider-dot.active {
    background-color: #ffffff;
    box-shadow: 0 0 5px rgba(0,0,0,0.3);
}

/* Flechas Laterales */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.85);
    color: var(--color-primary);
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.slider-arrow:hover {
    background-color: #ffffff;
    transform: translateY(-50%) scale(1.05);
}

.slider-prev {
    left: 20px;
}

.slider-next {
    right: 20px;
}

/* ========================================================================= */
/*                              HITO 4: PRODUCTOS                            */
/* ========================================================================= */

.products-section {
    padding: 30px 0 30px 0;
}

.section-title {
    text-align: center;
    color: var(--color-primary);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

/* Estilo Quirúrgico de la Tarjeta */
.product-card {
    background-color: var(--color-surface); /* Blanco puro */
    border-radius: 4px; /* Bordes apenas redondeados */
    padding: 25px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05); /* Sombra muy suave */
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08); /* Sombra dinámica hover */
}

.product-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    margin-bottom: 25px;
}

.product-title {
    font-size: 1rem;
    color: var(--color-text);
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px; /* Garantiza simetría de 2 líneas entre tarjetas */
    line-height: 1.4;
}

.product-price {
    font-size: 1.15rem;
    color: var(--color-text);
    font-weight: 700;
    margin-bottom: 30px;
}

.btn-add-cart {
    background-color: var(--color-primary);
    color: var(--color-surface);
    border: none;
    padding: 14px 0;
    width: 100%; /* Total del ancho interior */
    font-family: inherit;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-radius: 2px;
    margin-top: auto;
}

.btn-add-cart:hover {
    background-color: #00456b;
}

/* ========================================================================= */
/*                              ANIMACIONES UX                               */
/* ========================================================================= */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ========================================================================= */
/*                              BANNERS TEXTO ANIMADO                        */
/* ========================================================================= */

.slide {
    position: relative;
}

.slide-caption {
    position: absolute;
    bottom: 20%;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.75);
    padding: 12px 0; /* Un intermedio equilibrado */
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    
    /* Cuando se va de la pantalla: Se vuelve transparente suavemente, y retiene su posición por arriba un rato para no caerse */
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.5s ease-out, transform 0s linear 0.6s;
}

.slide-caption h2 {
    color: #116bb0;
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0;
    padding: 0;
    letter-spacing: 2px;
    text-transform: uppercase;
    line-height: 1.2; /* Forzamos a que no haya espacio invisible arriba/abajo */
}

#sliderContainer .slide.active-slide .slide-caption {
    opacity: 1;
    transform: translateY(0);
    /* Cuando entra a la pantalla: Entra suavemente resbalando desde abajo, esperado un poco (0.2s) después de la foto */
    transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.2s;
}

@media (max-width: 1024px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .products-grid { grid-template-columns: 1fr; }
    
    .product-card {
        padding: 25px 10px;
    }

    /* Adaptación Visual Móvil para Slider (Hito 3) */
    #sliderContainer {
        height: 350px;
    }

    .slider-arrow {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .slider-prev {
        left: 10px;
    }
    
    .slider-next {
        right: 10px;
    }
    
    .slide-caption {
        bottom: 15%;
        padding: 10px 0;
    }
    
    .slide-caption h2 {
        font-size: 1.4rem;
        letter-spacing: 1px;
    }
}