/* Modern CSS-only Slider */
.slider-container {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin: 0 auto 4rem;
    overflow: hidden;
    border-radius: 1rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.slider-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 31.25%; /* 600/1920 aspect ratio */
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.slider-slides {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

/* Hide radio inputs */
.slider-controls {
    display: none;
}

.slider-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    animation: slideAnimation 32s infinite;
    z-index: 1;
}

/* Primera slide visible por defecto */
.slider-slide:first-child {
    opacity: 1;
}

.slider-slide:nth-child(1) { animation-delay: 0s; }
.slider-slide:nth-child(2) { animation-delay: 8s; }
.slider-slide:nth-child(3) { animation-delay: 16s; }

@keyframes slideAnimation {
    0% { opacity: 0; }
    2% { opacity: 1; }
    31% { opacity: 1; }
    33% { opacity: 0; }
    100% { opacity: 0; }
}

/* Manual controls override animation - Detiene animación en TODAS las slides cuando se usa un control */
#slide1:checked ~ .slider-slides .slider-slide,
#slide2:checked ~ .slider-slides .slider-slide,
#slide3:checked ~ .slider-slides .slider-slide {
    animation: none;
}

/* Muestra solo la slide activa */
#slide1:checked ~ .slider-slides .slider-slide:nth-child(1),
#slide2:checked ~ .slider-slides .slider-slide:nth-child(2),
#slide3:checked ~ .slider-slides .slider-slide:nth-child(3) {
    opacity: 1;
    z-index: 2;
}

.slider-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.flex-caption {
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    transform: translateY(-50%);
    z-index: 10;
    color: #fff;
    text-align: center;
}

.flex-caption h1 {
    margin: 0 0 1.5rem;
    font-size: 3rem;
    font-weight: 800;
    text-shadow: 0 4px 6px rgba(0,0,0,0.3);
    animation: fadeInLeft 0.8s ease-out;
    letter-spacing: -0.02em;
}

.flex-caption h4 {
    margin: 0 0 2rem;
    font-size: 1.5rem;
    font-weight: 400;
    opacity: 0.95;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    animation: fadeInRight 0.8s ease-out 0.2s both;
    line-height: 1.6;
}

.flex-caption h6 {
    margin: 0;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.flex-caption a {
    color: inherit;
    text-decoration: none;
}

.flex-caption h6 span {
    display: inline-block;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    border-radius: 0.75rem;
    transition: all 0.2s ease;
    font-weight: 600;
    font-size: 1.125rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
}

.flex-caption h6 span:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Navigation dots */
.slider-nav {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    display: flex;
    gap: 10px;
}

.slider-nav label {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: block;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    border: 2px solid transparent;
}

.slider-nav label:hover {
    background: rgba(255, 255, 255, 0.7);
    transform: scale(1.3);
}

/* Active dot */
#slide1:checked ~ .slider-nav label[for="slide1"],
#slide2:checked ~ .slider-nav label[for="slide2"],
#slide3:checked ~ .slider-nav label[for="slide3"] {
    background: #ef4444;
    transform: scale(1.4);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

/* Direction arrows - Dinámicas según slide activa */
.slider-arrows {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    z-index: 99;
    pointer-events: none;
}

.slider-arrow {
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    color: #0f172a;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: all;
    font-size: 28px;
    font-weight: bold;
    opacity: 0;
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}

.slider-arrow-prev {
    left: -60px;
}

.slider-arrow-next {
    right: -60px;
}

/* Mostrar flechas correctas según slide activa */
#slide1:checked ~ .slider-arrows .arrow-from-1,
#slide2:checked ~ .slider-arrows .arrow-from-2,
#slide3:checked ~ .slider-arrows .arrow-from-3 {
    display: flex;
}

.slider-container:hover .slider-arrow-prev {
    left: 1rem;
    opacity: 1;
}

.slider-container:hover .slider-arrow-next {
    right: 1rem;
    opacity: 1;
}

.slider-arrow:hover {
    background: #ef4444;
    color: #fff;
    transform: scale(1.1);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

/* Responsive */
@media screen and (max-width: 860px) {
    .flex-caption {
        left: 5%;
        right: 5%;
    }
    
    .flex-caption h1 {
        font-size: 1.5rem;
    }
    
    .flex-caption h4 {
        font-size: 1rem;
    }
}