/* Lightbox - Modern Dark Theme */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 15, 25, 0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s var(--transition), visibility 0.35s var(--transition);
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: clamp(80%, 90vw, 95%);
    max-height: clamp(70%, 85vh, 90%);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--card-bg);
    box-shadow: var(--shadow-strong);
    animation: zoomIn 0.3s var(--transition);
    transform: scale(0.9);
    transition: transform 0.25s var(--transition);
}

.lightbox-content:hover {
    transform: scale(1.01);
}

.lightbox-content img {
    display: block;
    max-width: 100%;
    max-height: clamp(60vh, 80vh, 85vh);
    width: auto;
    height: auto;
    border-radius: var(--border-radius);
    transition: transform 0.3s var(--transition);
    object-fit: contain;
}

.lightbox-content img:hover {
    transform: scale(1.02);
}

.lightbox-content video {
    max-width: 100%;
    max-height: clamp(60vh, 80vh, 85vh);
    border-radius: var(--border-radius);
    outline: none;
    transition: transform 0.3s var(--transition);
}

.lightbox-content video:hover {
    transform: scale(1.02);
}

.lightbox-close {
    position: absolute;
    top: clamp(8px, 1.5vw, 12px);
    right: clamp(8px, 1.5vw, 12px);
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.45);
    border: none;
    border-radius: 50%;
    width: clamp(32px, 5vw, 38px);
    height: clamp(32px, 5vw, 38px);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.25s var(--transition);
    z-index: 10000;
}

.lightbox-close:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: rotate(90deg) scale(1.1);
    box-shadow: var(--shadow-soft);
}

.lightbox-close:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: var(--text-primary);
    border: none;
    border-radius: 50%;
    width: clamp(36px, 5vw, 44px);
    height: clamp(36px, 5vw, 44px);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.25s var(--transition);
    font-size: clamp(1rem, 2vw, 1.2rem);
    z-index: 1000;
}

.lightbox-nav.prev {
    left: clamp(8px, 1.5vw, 12px);
}

.lightbox-nav.next {
    right: clamp(8px, 1.5vw, 12px);
}

.lightbox-nav:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: translateY(-50%) scale(1.1);
}

.lightbox-nav:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

.lightbox-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(30px, 5vw, 40px);
    height: clamp(30px, 5vw, 40px);
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
    z-index: 1001;
}

.lightbox-caption {
    position: absolute;
    bottom: clamp(6px, 1.5vw, 12px);
    left: clamp(6px, 1.5vw, 12px);
    right: clamp(6px, 1.5vw, 12px);
    background: rgba(0, 0, 0, 0.7);
    color: var(--text-primary);
    padding: clamp(6px, 1vw, 8px) clamp(8px, 1.5vw, 12px);
    border-radius: 6px;
    font-size: clamp(0.8rem, 2vw, 0.9rem);
    text-align: center;
    opacity: 0;
    transition: opacity 0.3s var(--transition);
}

.lightbox-overlay.active .lightbox-caption {
    opacity: 1;
}

@keyframes zoomIn {
    from {
        transform: scale(0.85) translateY(20px);
        opacity: 0.5;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.lightbox-content {
    touch-action: pinch-zoom;
}

.lightbox-overlay[role="dialog"] {
    outline: none;
}

@media (max-width: 768px) {
    .lightbox-content {
        max-width: 95%;
        max-height: 80%;
        border-radius: clamp(6px, 1vw, 8px);
    }

    .lightbox-close {
        width: clamp(30px, 5vw, 36px);
        height: clamp(30px, 5vw, 36px);
        font-size: clamp(1.2rem, 3vw, 1.6rem);
        top: clamp(6px, 1vw, 8px);
        right: clamp(6px, 1vw, 8px);
    }

    .lightbox-nav {
        width: clamp(32px, 5vw, 40px);
        height: clamp(32px, 5vw, 40px);
        font-size: clamp(0.9rem, 2vw, 1.1rem);
    }

    .lightbox-nav.prev {
        left: clamp(6px, 1vw, 8px);
    }

    .lightbox-nav.next {
        right: clamp(6px, 1vw, 8px);
    }

    .lightbox-caption {
        bottom: clamp(6px, 1vw, 8px);
        left: clamp(6px, 1vw, 8px);
        right: clamp(6px, 1vw, 8px);
        padding: clamp(4px, 1vw, 6px) clamp(6px, 1.5vw, 10px);
        font-size: clamp(0.75rem, 2vw, 0.85rem);
    }
}

@media (prefers-contrast: high) {
    .lightbox-overlay {
        background: rgba(0, 0, 0, 0.98);
    }

    .lightbox-content {
        border: 2px solid #fff;
    }

    .lightbox-close,
    .lightbox-nav {
        background: rgba(0, 0, 0, 0.8);
        border: 2px solid #fff;
    }
}

@media (prefers-reduced-motion: reduce) {
    .lightbox-overlay,
    .lightbox-content,
    .lightbox-close,
    .lightbox-nav,
    .lightbox-content img,
    .lightbox-content video {
        animation: none;
        transition: none;
        transform: none;
    }

    .lightbox-loading {
        animation: none;
    }
}

@media print {
    .lightbox-overlay,
    .lightbox-content {
        display: none !important;
    }
}