/**
 * Slider Cards Component - RESPONSIVE OPTIMIZADO + SWIPER.JS
 * Breakpoints específicos para todos los tamaños
 * Compatible con Swiper.js para infinite loop
 */

/* ===== SWIPER OVERRIDES ===== */
.swiper {
    width: 100%;
    height: 100%;
}

.swiper-wrapper {
    display: flex;
    align-items: stretch;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.swiper-slide {
    flex-shrink: 0;
    height: auto;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* Mejorar transiciones en las slides no activas */
.swiper-slide:not(.swiper-slide-active) {
    opacity: 0.75;
    transform: scale(0.95);
}

/* ===== BASE MOBILE FIRST (hasta 480px) ===== */
.slider-section {
    position: relative;
    width: 100%;
    min-height: 100vh;
    overflow: hidden;
    padding: 6rem 0 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-margin-top: 80px;
}

/* ===== SLIDER BACKGROUND (Hero images) ===== */
.slider-background {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    /* Fallback gradient si no hay imágenes */
    background: linear-gradient(
        135deg,
        rgba(9, 7, 29, 1) 0%,
        rgba(42, 23, 74, 1) 50%,
        rgba(9, 7, 29, 1) 100%
    );
}

.slider-bg-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
    aspect-ratio: 16 / 9; /* 🔧 FIX CLS: Prevenir layout shift */
    /* Fallback si la imagen no carga */
    background: linear-gradient(
        135deg,
        rgba(155, 97, 164, 0.15) 0%,
        rgba(4, 199, 170, 0.10) 50%,
        rgba(155, 97, 164, 0.15) 100%
    );
    /* OPTIMIZACIÓN: Hardware acceleration */
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Transición más rápida en mobile */
@media (max-width: 767px) {
    .slider-bg-image {
        transition: opacity 0.2s ease-in-out;
    }
}

.slider-bg-image.active {
    opacity: 1;
    z-index: 0;
}

/* Webp backgrounds - ajustar opacidad y contraste */
.slider-bg-image[src$=".webp"] {
    filter: brightness(0.7) contrast(1.2);
}

/* PNG backgrounds - para proyectos */
.slider-bg-image[src$=".png"] {
    filter: brightness(0.6) contrast(1.1);
}

/* Reducir intensidad de filtros en mobile */
@media (max-width: 767px) {
    .slider-bg-image[src$=".webp"] {
        filter: brightness(0.75) contrast(1.1);
    }
    
    .slider-bg-image[src$=".png"] {
        filter: brightness(0.65) contrast(1.05);
    }
}

/* Error handling for missing images */
.slider-bg-image:not([src]),
.slider-bg-image[src=""],
.slider-bg-image[src*="bg-services"],
.slider-bg-image[src*="bg-portfolio"] {
    background: linear-gradient(
        135deg,
        rgba(155, 97, 164, 0.15) 0%,
        rgba(4, 199, 170, 0.10) 50%,
        rgba(155, 97, 164, 0.15) 100%
    );
}

/* Dark overlay for readability - Mejorado para mejor contraste */
.slider-background::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(9, 7, 29, 0.75) 0%,
        rgba(9, 7, 29, 0.70) 50%,
        rgba(9, 7, 29, 0.75) 100%
    );
    z-index: 1;
}

.slider-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.slider-main {
    max-width: 100%;
    margin-bottom: 2rem;
}

.slider-title {
    font-size: clamp(1.5rem, 6vw, 2.5rem);
    font-weight: var(--font-extrabold);
    color: var(--color-neutral-lightest);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.slider-description {
    font-size: clamp(0.875rem, 2.5vw, 1.1rem);
    color: var(--color-neutral-lighter);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.slider-cards-container {
    position: relative;
    width: 100%;
    overflow: visible;
    padding: 0;
}

.slider-cards {
    /* Swiper maneja el display y flex */
    width: 100%;
}

.slider-card {
    /* Swiper maneja flex y width a través de slidesPerView */
    width: 100%;
    min-height: 460px;
    height: auto;
    position: relative;
    border-radius: 1.5rem;
    overflow: hidden;
    cursor: pointer;
    transition: 
        opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid rgba(155, 97, 164, 0.25);
    opacity: 0.75;
    transform: scale(0.95);
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    contain: layout style paint;
    background: linear-gradient(
        135deg,
        rgba(25, 25, 35, 0.98) 0%,
        rgba(15, 15, 25, 0.98) 100%
    );
    backdrop-filter: blur(12px);
}

/* Imagen de fondo de la card */
.slider-card-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
    opacity: 0.3;
    transition: opacity 0.3s ease;
    /* OPTIMIZACIÓN: Hardware acceleration */
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Transición más rápida en mobile */
@media (max-width: 767px) {
    .slider-card-image {
        transition: opacity 0.2s ease;
    }
}

.slider-card.active .slider-card-image,
.slider-card.swiper-slide-active .slider-card-image {
    opacity: 0.4;
}

.slider-card::before {
    content: attr(data-index);
    position: absolute;
    top: 8px;
    right: 12px;
    font-size: 6rem;
    font-weight: var(--font-extrabold);
    color: rgba(155, 97, 164, 0.4);
    line-height: 1;
    pointer-events: none;
    z-index: 10;
    transition: all 0.4s ease;
}

.slider-card.active {
    opacity: 1 !important;
    transform: scale(1) !important;
    border-color: rgba(155, 97, 164, 0.7);
    box-shadow: 
        0 0 0 3px rgba(155, 97, 164, 0.4),
        0 25px 50px -12px rgba(155, 97, 164, 0.6),
        0 15px 40px rgba(0, 0, 0, 0.5);
    background: linear-gradient(
        135deg,
        rgba(30, 30, 40, 0.98) 0%,
        rgba(20, 20, 30, 0.98) 100%
    );
}

/* Swiper agrega esta clase automáticamente a la slide centrada */
.slider-card.swiper-slide-active {
    opacity: 1 !important;
    transform: scale(1) !important;
    border-color: rgba(155, 97, 164, 0.7);
    box-shadow: 
        0 0 0 3px rgba(155, 97, 164, 0.4),
        0 25px 50px -12px rgba(155, 97, 164, 0.6),
        0 15px 40px rgba(0, 0, 0, 0.5);
    background: linear-gradient(
        135deg,
        rgba(30, 30, 40, 0.98) 0%,
        rgba(20, 20, 30, 0.98) 100%
    );
}

.slider-card.active::before,
.slider-card.swiper-slide-active::before {
    color: rgba(155, 97, 164, 0.6);
}

.slider-card-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.5rem;
    min-height: 100%;
    /* Gradiente oscuro sobre la imagen para mejor legibilidad */
    background: linear-gradient(
        135deg,
        rgba(9, 7, 29, 0.92) 0%,
        rgba(9, 7, 29, 0.88) 50%,
        rgba(9, 7, 29, 0.92) 100%
    );
    /* OPTIMIZACIÓN: Hardware acceleration */
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* OPTIMIZACIÓN: Reducir backdrop-filter en mobile (costoso) */
@media (max-width: 767px) {
    .slider-card {
        backdrop-filter: blur(4px) !important;
    }
}

.slider-card-category {
    font-size: 0.7rem;
    color: var(--color-brand-accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: var(--font-bold);
    padding: 0.4rem 0.85rem;
    background: rgba(4, 199, 170, 0.15);
    border-left: 3px solid var(--color-brand-accent);
    border-radius: 4px;
    display: inline-block;
    align-self: flex-start;
    margin-bottom: 0.65rem;
}

.slider-card-title {
    font-size: clamp(1.4rem, 4.5vw, 1.85rem);
    font-weight: var(--font-extrabold);
    color: #ffffff;
    margin-bottom: 0.85rem;
    line-height: 1.2;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.slider-card-description {
    font-size: 0.925rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.65;
    opacity: 1;
    margin-bottom: 0.85rem;
    /* Eliminar max-height para evitar cortes */
}

.slider-card.active .slider-card-description,
.slider-card.swiper-slide-active .slider-card-description {
    opacity: 1;
    color: rgba(255, 255, 255, 0.9);
}

.slider-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    padding-top: 0.85rem;
    border-top: 1px solid rgba(155, 97, 164, 0.2);
    opacity: 1;
}

.slider-card-tag {
    padding: 0.35rem 0.65rem;
    background: rgba(155, 97, 164, 0.35);
    border-radius: 999px;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.95);
    font-weight: var(--font-semibold);
    border: 1px solid rgba(155, 97, 164, 0.4);
    white-space: nowrap;
}

.slider-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    z-index: 1000;
}

.slider-btn {
    width: 45px;
    height: 45px;
    min-width: 48px;
    min-height: 48px;
    border-radius: 50%;
    background: rgba(155, 97, 164, 0.6);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(155, 97, 164, 0.7);
    color: var(--color-neutral-lightest);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.25rem;
    font-weight: bold;
    /* Swiper disabled state override */
    opacity: 1 !important;
}

.slider-btn:hover,
.slider-btn:active {
    background: rgba(155, 97, 164, 0.8);
    transform: scale(1.1);
}

/* Swiper button disabled state - mantener visible pero con menor opacidad */
.slider-btn.swiper-button-disabled {
    opacity: 0.5 !important;
    cursor: not-allowed;
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
    margin-top: 1.5rem;
    z-index: 1000;
}

.slider-dot,
.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(155, 97, 164, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(155, 97, 164, 0.4);
}

.slider-dot.active,
.swiper-pagination-bullet-active {
    background: var(--color-brand-primary) !important;
    border-color: rgba(155, 97, 164, 0.9);
    transform: scale(1.3);
}

/* 2. Móvil grande / phablet (~480px) */
@media (min-width: 480px) {
    .slider-section {
        padding: 7rem 0 3.5rem;
    }
    
    .slider-content {
        padding: 0 1.5rem;
        gap: 2.5rem;
    }
    
    .slider-title {
        font-size: clamp(1.75rem, 5vw, 2.75rem);
    }
    
    .slider-description {
        font-size: clamp(0.95rem, 2.5vw, 1.15rem);
    }
    
    .slider-card {
        min-height: 440px;
        height: auto;
    }
    
    .slider-card-overlay {
        padding: 1.5rem;
    }
    
    .slider-card-title {
        font-size: clamp(1.4rem, 4vw, 1.85rem);
    }
    
    .slider-card-description {
        font-size: 0.85rem;
    }
    
    .slider-btn {
        width: 48px;
        height: 48px;
    }
}

/* 3. Móvil grande / phablet (~576px) */
@media (min-width: 576px) {
    .slider-section {
        padding: 7.5rem 0 4rem;
    }
    
    .slider-content {
        padding: 0 2rem;
        gap: 3rem;
    }
    
    .slider-main {
        margin-bottom: 2.5rem;
    }
    
    .slider-title {
        font-size: clamp(2rem, 4.5vw, 3rem);
        margin-bottom: 1.25rem;
    }
    
    .slider-description {
        font-size: clamp(1rem, 2.3vw, 1.2rem);
        margin-bottom: 2rem;
    }
    
    .slider-card {
        width: calc(75vw);
        min-width: calc(75vw);
        max-width: 360px;
        min-height: 460px;
        height: auto;
    }
    
    .slider-card::before {
        font-size: 7rem;
    }
    
    .slider-card-overlay {
        padding: 1.75rem;
    }
    
    .slider-card-category {
        font-size: 0.7rem;
        padding: 0.5rem 1rem;
    }
    
    .slider-card-title {
        font-size: clamp(1.5rem, 3.5vw, 2rem);
        margin-bottom: 1rem;
    }
    
    .slider-card-description {
        font-size: 0.875rem;
        max-height: 110px;
        margin-bottom: 1rem;
    }
    
    .slider-card-tags {
        gap: 0.5rem;
        padding-top: 1rem;
    }
    
    .slider-card-tag {
        font-size: 0.7rem;
        padding: 0.375rem 0.625rem;
    }
    
    .slider-controls {
        gap: 1.25rem;
        margin-top: 2.5rem;
    }
    
    .slider-btn {
        width: 50px;
        height: 50px;
        min-width: 50px;
        min-height: 50px;
    }
    
    .slider-dots {
        margin-top: 1.75rem;
    }
    
    .slider-dot {
        width: 14px;
        height: 14px;
    }
}

/* 4. Tablet vertical (~768px) */
@media (min-width: 768px) {
    .slider-section {
        padding: 8rem 0 4rem;
    }
    
    .slider-content {
        padding: 0 2.5rem;
        gap: 3.5rem;
    }
    
    .slider-main {
        max-width: 700px;
        margin-bottom: 3rem;
    }
    
    .slider-title {
        font-size: clamp(2.25rem, 4vw, 3.5rem);
        margin-bottom: 1.5rem;
    }
    
    .slider-description {
        font-size: clamp(1.05rem, 2vw, 1.25rem);
        margin-bottom: 2.5rem;
    }
    
    .slider-cards {
        gap: 1.5rem;
        padding: 1.5rem;
    }
    
    .slider-card {
        width: 360px;
        min-width: 360px;
        max-width: 380px;
        min-height: 480px;
        height: auto;
    }
    
    .slider-card::before {
        top: 10px;
        right: 15px;
        font-size: 8rem;
    }
    
    .slider-card-overlay {
        padding: 2rem;
    }
    
    .slider-card-category {
        font-size: 0.75rem;
        padding: 0.5rem 1.125rem;
        margin-bottom: 0.75rem;
    }
    
    .slider-card-title {
        font-size: clamp(1.75rem, 3vw, 2.25rem);
        margin-bottom: 1.125rem;
    }
    
    .slider-card-description {
        font-size: 0.9rem;
        line-height: 1.6;
        margin-bottom: 1.125rem;
        opacity: 0;
    }
    
    .slider-card.active .slider-card-description,
    .slider-card.swiper-slide-active .slider-card-description {
        opacity: 1;
    }
    
    .slider-card-tags {
        opacity: 0;
        padding-top: 1.125rem;
    }
    
    .slider-card.active .slider-card-tags,
    .slider-card.swiper-slide-active .slider-card-tags {
        opacity: 1;
    }
    
    .slider-card-tag {
        font-size: 0.7rem;
        padding: 0.4rem 0.75rem;
    }
    
    .slider-controls {
        gap: 1.5rem;
        margin-top: 3rem;
    }
    
    .slider-dots {
        margin-top: 2rem;
    }
}

/* 5. Tablet horizontal / laptop chico (~992px) */
@media (min-width: 992px) {
    .slider-section {
        padding: 8rem 0 4rem;
    }
    
    .slider-content {
        padding: 0 3rem;
        gap: 4rem;
    }
    
    .slider-main {
        max-width: 750px;
    }
    
    .slider-title {
        font-size: clamp(2.5rem, 3.5vw, 3.75rem);
    }
    
    .slider-description {
        font-size: clamp(1.1rem, 1.8vw, 1.3rem);
    }
    
    .slider-cards {
        gap: 2rem;
        padding: 1.5rem 2rem;
    }
    
    .slider-card {
        width: 380px;
        min-width: 380px;
        max-width: 400px;
        min-height: 500px;
        height: auto;
    }
    
    .slider-card-overlay {
        padding: 2.25rem;
    }
    
    .slider-card-category {
        font-size: 0.775rem;
    }
    
    .slider-card-title {
        font-size: clamp(1.85rem, 2.8vw, 2.35rem);
    }
    
    .slider-card-description {
        font-size: 0.925rem;
        line-height: 1.65;
    }
    
    .slider-card-tag {
        font-size: 0.725rem;
        padding: 0.425rem 0.8rem;
    }
}

/* 6. Desktop estándar (~1200px) */
@media (min-width: 1200px) {
    .slider-section {
        padding: 8rem 0 4rem;
    }
    
    .slider-content {
        gap: 4.5rem;
    }
    
    .slider-main {
        max-width: 800px;
        margin-bottom: 3.5rem;
    }
    
    .slider-title {
        font-size: clamp(2.75rem, 3vw, 4rem);
        margin-bottom: 1.75rem;
    }
    
    .slider-description {
        font-size: clamp(1.15rem, 1.6vw, 1.35rem);
        margin-bottom: 3rem;
    }
    
    .slider-cards {
        gap: 2.25rem;
        padding: 2rem;
    }
    
    .slider-card {
        width: 400px;
        min-width: 400px;
        max-width: 420px;
        min-height: 520px;
        height: auto;
    }
    
    .slider-card-overlay {
        padding: 2.5rem;
    }
    
    .slider-card-category {
        font-size: 0.8rem;
        padding: 0.6rem 1.25rem;
        margin-bottom: 1rem;
    }
    
    .slider-card-title {
        font-size: clamp(2rem, 2.5vw, 2.5rem);
        margin-bottom: 1.25rem;
    }
    
    .slider-card-description {
        font-size: 0.95rem;
        line-height: 1.7;
        margin-bottom: 1.25rem;
    }
    
    .slider-card-tags {
        gap: 0.625rem;
        padding-top: 1.25rem;
    }
    
    .slider-card-tag {
        font-size: 0.75rem;
        padding: 0.45rem 0.875rem;
    }
    
    .slider-controls {
        gap: 1.75rem;
        margin-top: 3.5rem;
    }
    
    .slider-dots {
        margin-top: 2.25rem;
    }
}

/* 7. Desktop grande / wide (~1400px) */
@media (min-width: 1400px) {
    .slider-section {
        padding: 8rem 0 4rem;
    }
    
    .slider-main {
        max-width: 850px;
    }
    
    .slider-title {
        font-size: clamp(3rem, 2.5vw, 4.5rem);
        margin-bottom: 2rem;
    }
    
    .slider-description {
        font-size: 1.4rem;
        margin-bottom: 3.5rem;
    }
    
    .slider-cards {
        gap: 2.5rem;
    }
    
    .slider-card {
        width: 420px;
        min-width: 420px;
        max-width: 440px;
        min-height: 540px;
        height: auto;
    }
    
    .slider-card::before {
        font-size: 9rem;
    }
    
    .slider-card-overlay {
        padding: 2.75rem;
    }
    
    .slider-card-title {
        font-size: clamp(2.25rem, 2.2vw, 2.75rem);
        margin-bottom: 1.5rem;
    }
    
    .slider-card-description {
        font-size: 1rem;
        line-height: 1.75;
        margin-bottom: 1.5rem;
    }
    
    .slider-card-tags {
        gap: 0.75rem;
        padding-top: 1.5rem;
    }
    
    .slider-card-tag {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .slider-controls {
        gap: 2rem;
        margin-top: 4rem;
    }
    
    .slider-btn {
        width: 55px;
        height: 55px;
        min-width: 55px;
        min-height: 55px;
    }
    
    .slider-dots {
        margin-top: 2.5rem;
    }
    
    .slider-dot {
        width: 16px;
        height: 16px;
    }
}

/* Altura máxima en pantallas cortas */
@media (max-height: 800px) {
    .slider-section {
        padding: 80px 0 60px;
    }
    
    .slider-card {
        min-height: 360px !important;
        height: auto !important;
    }
    
    .slider-main {
        margin-bottom: 1.5rem !important;
    }
}

/* Landscape mobile */
@media (max-height: 600px) and (orientation: landscape) {
    .slider-section {
        padding: 70px 0 50px;
    }
    
    .slider-card {
        min-height: 300px !important;
        height: auto !important;
    }
    
    .slider-title {
        font-size: clamp(1.3rem, 4vw, 1.8rem) !important;
    }
    
    .slider-description {
        font-size: clamp(0.8rem, 2vw, 0.95rem) !important;
    }
}

/* ===== INFINITE LOOP CLONES ===== */
/* Los clones deben verse idénticos a las cards originales */
.slider-card-clone {
    /* Heredar todos los estilos de .slider-card */
    pointer-events: auto;
}

/* Los clones también deben responder a hover/active */
.slider-card-clone:hover {
    opacity: 0.9;
}

.slider-card-clone.active,
.slider-card-clone.swiper-slide-active {
    opacity: 1 !important;
    transform: scale(1) !important;
    border-color: rgba(155, 97, 164, 0.7);
    box-shadow: 
        0 0 0 3px rgba(155, 97, 164, 0.4),
        0 25px 50px -12px rgba(155, 97, 164, 0.6),
        0 15px 40px rgba(0, 0, 0, 0.5);
    background: linear-gradient(
        135deg,
        rgba(30, 30, 40, 0.98) 0%,
        rgba(20, 20, 30, 0.98) 100%
    );
}

/* Transiciones suaves para las slides duplicadas del loop */
.swiper-slide-duplicate {
    transition: opacity 0.4s ease, transform 0.4s ease !important;
}