body {
    background: #f6f7f9;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.media-card {
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
}

.media-preview {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: #111827;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.media-preview img,
.media-preview video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.media-preview > a {
    display: block;
    width: 100%;
    height: 100%;
}

.media-preview > a > img {
    display: block;
}

.media-preview [data-retry-media] {
    opacity: 0;
    transition: opacity .2s ease-in-out;
}

.media-preview.media-loaded [data-retry-media] {
    opacity: 1;
}

.media-loader {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: 1rem;
    text-align: center;
    background: rgba(17, 24, 39, .72);
    pointer-events: none;
}

.media-preview.media-loaded .media-loader {
    display: none;
}

.media-preview.media-error .media-loader {
    background: rgba(127, 29, 29, .82);
}

.media-file-icon {
    color: #fff;
    font-size: 3rem;
}

.text-post {
    white-space: pre-wrap;
    min-height: 100%;
    width: 100%;
    padding: 1rem;
    background: #fff;
    color: #111827;
    overflow: auto;
}

.filter-panel {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
}

.auth-card {
    max-width: 420px;
    margin: 3rem auto;
}