/**
 * lightbox.css - Modal lightbox dla galerii zdjęć
 * Powiększanie zdjęć z nawigacją strzałkami
 */

/* ===== LIGHTBOX MODAL ===== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

/* Lightbox aktywny */
.lightbox.active {
    display: flex;
    opacity: 1;
}

/* ===== ZAWARTOŚĆ LIGHTBOX ===== */
.lightbox__content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox__image {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    animation: zoomIn 0.3s ease;
}

/* ===== PRZYCISKI NAWIGACJI ===== */
.lightbox__close,
.lightbox__prev,
.lightbox__next {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    z-index: calc(var(--z-modal) + 1);
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

/* Przycisk zamknięcia */
.lightbox__close {
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: 2.5rem;
    line-height: 1;
}

/* Przycisk poprzedni */
.lightbox__prev {
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    line-height: 1;
}

.lightbox__prev:hover {
    transform: translateY(-50%) scale(1.1);
}

/* Przycisk następny */
.lightbox__next {
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
    line-height: 1;
}

.lightbox__next:hover {
    transform: translateY(-50%) scale(1.1);
}

/* ===== ANIMACJA ZOOM IN ===== */
@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* ===== BLOKOWANIE SCROLLOWANIA ===== */
body.lightbox-open {
    overflow: hidden;
}

/* ===== RESPONSIVE - MOBILE ===== */
@media screen and (max-width: 768px) {
    .lightbox__close,
    .lightbox__prev,
    .lightbox__next {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .lightbox__close {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        font-size: 2rem;
    }
    
    .lightbox__prev,
    .lightbox__next {
        font-size: 2rem;
    }
    
    .lightbox__prev {
        left: var(--spacing-sm);
    }
    
    .lightbox__next {
        right: var(--spacing-sm);
    }
    
    .lightbox__content {
        max-width: 95%;
        max-height: 85%;
    }
    
    .lightbox__image {
        max-height: 80vh;
    }
}

/* ===== TOUCH GESTURES SUPPORT ===== */
@media (hover: none) and (pointer: coarse) {
    /* Na urządzeniach dotykowych większe przyciski */
    .lightbox__close,
    .lightbox__prev,
    .lightbox__next {
        width: 50px;
        height: 50px;
    }
}