#notebookOffcanvas {
    width: min(560px, 100vw);
}

.workbench-card {
    border: 1px solid #e2e8f0;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.workbench-card:hover {
    border-color: #9ec5e5;
    box-shadow: 0 6px 18px rgba(91, 155, 213, 0.12);
}

.workbench-card.is-selected {
    border-color: #5b9bd5;
    box-shadow: 0 0 0 2px rgba(91, 155, 213, 0.15);
}

.workbench-card .min-w-0 {
    min-width: 0;
}

.workbench-card-preview {
    max-height: 7.5rem;
    overflow: hidden;
    white-space: pre-wrap;
    word-break: break-word;
}

.workbench-image-preview {
    overflow: hidden;
    background: #f8f9fa;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
}

.workbench-image-preview img {
    display: block;
    width: 100%;
    max-height: 220px;
    object-fit: contain;
}

.workbench-card-actions .btn {
    border-radius: 8px;
}

#workbenchEditContent {
    min-height: 320px;
    line-height: 1.55;
    resize: vertical;
}

#workbenchEditMeta {
    min-height: 38px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 576px) {
    #notebookOffcanvas {
        width: 100vw;
    }

    .workbench-card-actions {
        width: 100%;
    }

    .workbench-card-actions .btn {
        flex: 1 1 auto;
    }

    #workbenchEditContent {
        min-height: 240px;
    }
}