body {

    font-family: Arial, sans-serif;

    background: #f4f4f4;

    margin: 0;

    padding: 20px;

}



/* HEADER */

header {

    display: flex;

    justify-content: space-between;

    align-items: center;

    padding: 20px 40px;

}



header h1 {

    font-family: Arial, sans-serif;

    font-size: 3rem;

    font-weight: 300;

    color: rgba(0, 0, 0, 0.5);

    margin: 0;

}



/* KONTAKT ODKAZ */

.contact-link {

    font-family: Arial, sans-serif;

    font-size: 1.2rem;

    font-weight: 300;

    color: rgba(0, 0, 0, 0.6);

    cursor: pointer;

    transition: color 0.2s ease;

}



/* Větší popisek na mobilech */

@media (max-width: 600px) {

    #lightbox-caption {

        font-size: 1.6rem;

        margin-top: 25px;

    }



    .arrow {

        font-size: 2.5rem;

        padding: 8px 16px;

    }



    #lightbox img {

        max-width: 95vw;

        max-height: 70vh;

    }

}





.contact-link:hover {

    color: rgba(0, 0, 0, 0.9);

}



/* MODAL */

.modal {

    display: none;

    position: fixed;

    top: 0;

    left: 0;

    width: 100vw;

    height: 100vh;

    background: rgba(0,0,0,0.5);

    justify-content: center;

    align-items: center;

    z-index: 2000;

}



.modal-content {

    background: white;

    padding: 30px 40px;

    border-radius: 8px;

    font-family: Arial, sans-serif;

    text-align: center;

}



/* GALERIE */

.gallery {

    display: grid;

    grid-template-columns: repeat(auto-fit, 250px);

    justify-content: center;

    gap: 30px;

}



.gallery img {

    width: 100%;

    height: auto;

    border-radius: 6px;

    box-shadow: 0 2px 6px rgba(0,0,0,0.2);

    transition: transform 0.2s ease;

    cursor: zoom-in;

}



.gallery img:hover {

    transform: scale(1.03);

}



.caption {

    margin-top: 10px;

    font-size: 15px;

    color: #333;

}



/* LIGHTBOX */

#lightbox {

    position: fixed;

    top: 0;

    left: 0;

    width: 100vw;

    height: 100vh;

    background: rgba(0, 0, 0, 0.8);

    display: none;

    justify-content: center;

    align-items: center;

    flex-direction: column;

    z-index: 1000;

}



#lightbox img {

    max-width: 90vw;

    max-height: 90vh;

    object-fit: contain;

    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);

}



/* ŠIPKY V LIGHTBOXU */

.arrow {

    position: absolute;

    top: 50%;

    transform: translateY(-50%);

    font-size: 3rem;

    color: white;

    cursor: pointer;

    user-select: none;

    padding: 10px 20px;

    background: rgba(0,0,0,0.3);

    border-radius: 6px;

    transition: background 0.2s ease;

    z-index: 1100;

}



.arrow:hover {

    background: rgba(0,0,0,0.6);

}



.arrow.left {

    left: 20px;

}



.arrow.right {

    right: 20px;

}



/* POPISEK V LIGHTBOXU */

#lightbox-caption {

    position: relative;

    margin-top: 20px;

    color: white;

    font-size: 1.2rem;

    text-align: center;

    text-shadow: 0 0 10px black;

}