/* ========================================
   PREMIUM HORIZONTAL GALLERY
   Horizontal Scroll + Cinema Mode
   ======================================== */

/* Gallery Container Base */
.premium-gallery {
    position: relative;
    width: 100%;
    overflow: hidden;
    background-color: #0a0a0a;
    padding: var(--space-3xl) 0;
}

.premium-gallery__container {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

/* Header de la Galería */
.premium-gallery__header {
    text-align: center;
    padding: 0 var(--space-xl) var(--space-2xl);
    margin-bottom: var(--space-lg);
}

.premium-gallery__label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent, #C5A065);
    margin-bottom: var(--space-sm);
}

.premium-gallery__title {
    font-family: var(--font-display, 'Playfair Display', serif);
    font-size: 2.5rem;
    font-weight: 500;
    color: #FFFFFF;
    margin-bottom: var(--space-sm);
}

.premium-gallery__subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Horizontal Scroll Track */
.premium-gallery__track {
    display: flex;
    gap: var(--space-md, 24px);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: var(--space-md) calc(50% - 400px + var(--space-md, 24px));
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.premium-gallery__track::-webkit-scrollbar {
    display: none;
}

/* Gallery Items */
.premium-gallery__item {
    flex: 0 0 auto;
    width: calc(70% - var(--space-md, 24px));
    max-width: 800px;
    scroll-snap-align: center;
    position: relative;
    border-radius: var(--radius-lg, 12px);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.4s ease;
}

.premium-gallery__item:hover {
    transform: scale(1.02);
}

.premium-gallery__item img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.premium-gallery__item:hover img {
    transform: scale(1.05);
}

/* Overlay con gradiente */
.premium-gallery__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-2xl) var(--space-xl);
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.9) 0%,
        rgba(0, 0, 0, 0.5) 50%,
        transparent 100%
    );
    pointer-events: none;
}

.premium-gallery__location {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent, #C5A065);
    display: block;
    margin-bottom: var(--space-xs);
}

.premium-gallery__caption {
    font-family: var(--font-display, 'Playfair Display', serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 1.4;
}

/* Navigation Arrows */
.premium-gallery__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    opacity: 1;
}

.premium-gallery__nav:hover {
    background: var(--color-primary, #8B4513);
    border-color: var(--color-primary, #8B4513);
    transform: translateY(-50%) scale(1.1);
}

.premium-gallery__nav svg {
    width: 24px;
    height: 24px;
    stroke: #FFFFFF;
    stroke-width: 2;
    fill: none;
}

.premium-gallery__nav--prev {
    left: var(--space-lg, 24px);
}

.premium-gallery__nav--next {
    right: var(--space-lg, 24px);
}

/* Progress Indicator */
.premium-gallery__progress {
    display: flex;
    justify-content: center;
    gap: var(--space-sm, 12px);
    margin-top: var(--space-xl);
    padding: 0 var(--space-xl);
}

.premium-gallery__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.premium-gallery__dot--active {
    background: var(--color-accent, #C5A065);
    width: 32px;
    border-radius: 4px;
}

/* ========================================
   CINEMA MODE
   Full-screen immersive experience
   ======================================== */

/* Estado Cinema Mode en body */
body.cinema-mode {
    overflow: hidden;
}

body.cinema-mode .header,
body.cinema-mode .hero,
body.cinema-mode .features,
body.cinema-mode .models,
body.cinema-mode .specs,
body.cinema-mode .comparativa,
body.cinema-mode .pricing,
body.cinema-mode .contact,
body.cinema-mode .footer {
    opacity: 0.1;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

body.cinema-mode .premium-gallery {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    background: #000000;
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

body.cinema-mode .premium-gallery__track {
    flex: 1;
    align-items: center;
    padding: 0 calc(50% - 45vw);
}

body.cinema-mode .premium-gallery__item {
    width: 90vw;
    max-width: 1200px;
    height: 80vh;
}

body.cinema-mode .premium-gallery__item img {
    height: 100%;
}

/* Close button for Cinema Mode */
.premium-gallery__close {
    position: absolute;
    top: var(--space-xl);
    right: var(--space-xl);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: all 0.3s ease;
}

body.cinema-mode .premium-gallery__close {
    opacity: 1;
}

.premium-gallery__close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.premium-gallery__close svg {
    width: 24px;
    height: 24px;
    stroke: #FFFFFF;
    stroke-width: 2;
    fill: none;
}

/* Expand button for regular mode */
.premium-gallery__expand {
    position: absolute;
    top: var(--space-xl);
    right: var(--space-xl);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.3s ease;
}

.premium-gallery__expand:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.premium-gallery__expand svg {
    width: 24px;
    height: 24px;
    stroke: #FFFFFF;
    stroke-width: 2;
    fill: none;
}

/* Cinema Mode Navigation - Más grandes y visibles */
body.cinema-mode .premium-gallery__nav {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.15);
    opacity: 1;
}

body.cinema-mode .premium-gallery__nav--prev {
    left: var(--space-xl, 32px);
}

body.cinema-mode .premium-gallery__nav--next {
    right: var(--space-xl, 32px);
}

/* Counter de imágenes */
.premium-gallery__counter {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.1em;
}

body.cinema-mode .premium-gallery__counter {
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
    .premium-gallery__track {
        padding: var(--space-md) var(--space-lg);
    }
    
    .premium-gallery__item {
        width: 85%;
    }
    
    .premium-gallery__item img {
        height: 400px;
    }
}

/* Mobile */
@media (max-width: 767px) {
    .premium-gallery {
        padding: var(--space-2xl) 0;
    }
    
    .premium-gallery__header {
        padding: 0 var(--space-md) var(--space-lg);
    }
    
    .premium-gallery__title {
        font-size: 1.75rem;
    }
    
    .premium-gallery__subtitle {
        font-size: 0.875rem;
        padding: 0 var(--space-sm);
    }
    
    .premium-gallery__track {
        gap: var(--space-sm, 16px);
        padding: var(--space-sm) var(--space-md);
        scroll-snap-type: x mandatory;
    }
    
    .premium-gallery__item {
        width: 92%;
        min-width: 85vw;
        border-radius: var(--radius-md, 8px);
    }
    
    .premium-gallery__item img {
        height: 300px;
    }
    
    .premium-gallery__overlay {
        padding: var(--space-lg) var(--space-md);
    }
    
    .premium-gallery__location {
        font-size: 0.625rem;
    }
    
    .premium-gallery__caption {
        font-size: 1rem;
    }
    
    .premium-gallery__nav {
        display: none;
    }
    
    .premium-gallery__expand {
        width: 40px;
        height: 40px;
        top: var(--space-md);
        right: var(--space-md);
    }
    
    .premium-gallery__progress {
        margin-top: var(--space-md);
    }
    
    .premium-gallery__dot {
        width: 6px;
        height: 6px;
    }
    
    .premium-gallery__dot--active {
        width: 24px;
    }
}

/* Animación de entrada */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.premium-gallery__item {
    animation: fadeInUp 0.6s ease forwards;
}

.premium-gallery__item:nth-child(1) { animation-delay: 0.1s; }
.premium-gallery__item:nth-child(2) { animation-delay: 0.2s; }
.premium-gallery__item:nth-child(3) { animation-delay: 0.3s; }
.premium-gallery__item:nth-child(4) { animation-delay: 0.4s; }
.premium-gallery__item:nth-child(5) { animation-delay: 0.5s; }
.premium-gallery__item:nth-child(6) { animation-delay: 0.6s; }
.premium-gallery__item:nth-child(7) { animation-delay: 0.7s; }

/* Touch scroll indicator -hint visual para usuarios mobile */
.premium-gallery::after {
    content: '';
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

@media (max-width: 767px) {
    .premium-gallery::after {
        content: '← Desliza →';
        width: auto;
        height: auto;
        background: none;
        font-size: 0.75rem;
        color: rgba(255, 255, 255, 0.4);
        letter-spacing: 0.1em;
    }
}

/* Peeking effect - muestra parte de la siguiente imagen */
@media (min-width: 768px) {
    .premium-gallery__track {
        padding-left: calc(50% - 420px);
        padding-right: calc(50% - 420px);
    }
    
    .premium-gallery__item:nth-child(1) {
        margin-left: 0;
    }
}