body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #181818;
    color: white;
    overflow-x: hidden;
}

.return-icon {
    position: fixed;
    top: 20px;
    left: 20px;
    color: #fff;
    text-decoration: none;
    font-size: 1.8em;
    z-index: 100;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
    transition: transform 0.2s ease;
}

.return-icon:hover {
    transform: scale(1.2);
}

.watermark {
    text-shadow: 0 0 6px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(1px);
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.3);
    font-size: 1.2em;
    letter-spacing: 2px;
    text-transform: uppercase;
    pointer-events: none;
    z-index: 50;
}

.photo-gallery {
    max-width: 1200px;
    margin: 100px auto 40px;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.photo-gallery img {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.photo-gallery img:hover {
    transform: scale(1.05);
}

.fullscreen-modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.fullscreen-img {
    max-width: 90vw;
    max-height: 80vh;
    border-radius: 8px;
    object-fit: contain;
}

.close-fullscreen {
    position: fixed;
    top: 20px;
    right: 30px;
    font-size: 32px;
    color: white;
    cursor: pointer;
    z-index: 1002;
    transition: transform 0.2s ease;
}

.close-fullscreen:hover {
    transform: scale(1.2);
}

@media (max-width: 600px) {
    .photo-gallery {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        margin-top: 80px;
    }
}

.blur-up {
    filter: blur(20px);
    transition: filter 0.5s ease;
}

.blur-up:not([src]) {
    filter: blur(20px);
}

.blur-up[src] {
    filter: blur(0);
}