/* CNN and layers labs (cnn-demo.js), on top of pipeline-demo.css. */
.cnn-lab {
    display: grid;
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 1.5rem;
    align-items: start;
}

.cnn-lab.cnn-wide {
    grid-template-columns: 1fr;
}

.cnn-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 0;
}

.cnn-controls h4,
.cnn-out h4 {
    font-size: 0.85rem;
    color: var(--pd-deep);
    margin-bottom: 0.4rem;
}

.cnn-out {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 0;
}

.cnn-choices {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.cnn-choices button {
    border: 1px solid var(--pd-border);
    background: white;
    border-radius: 8px;
    padding: 0.3rem 0.6rem;
    font-size: 0.85rem;
    color: var(--pd-text);
}

.cnn-choices button[aria-pressed="true"] {
    background: var(--pd-accent);
    border-color: var(--pd-accent);
    color: white;
}

.cnn-thumbs button {
    padding: 2px;
    line-height: 0;
}

.cnn-kernel {
    display: grid;
    grid-template-columns: repeat(3, 4.2rem);
    gap: 0.3rem;
}

.cnn-kernel input {
    width: 100%;
    font: inherit;
    font-size: 0.85rem;
    text-align: center;
    padding: 0.3rem 0.2rem;
    border: 1px solid var(--pd-border);
    border-radius: 6px;
}

.cnn-figures {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    align-items: flex-start;
}

.cnn-figure {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.3rem;
    min-width: 0;
    max-width: 100%;
}

.cnn-figure figcaption {
    font-size: 0.8rem;
    color: var(--pd-muted);
}

canvas.cnn-grid {
    display: block;
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
    border-radius: 4px;
}

canvas.cnn-clickable,
canvas.cnn-draw {
    cursor: crosshair;
    touch-action: none;
}

.cnn-maps {
    display: grid;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    gap: 0.4rem;
}

.cnn-maps figure {
    margin: 0;
    text-align: center;
    font-size: 0.7rem;
    color: var(--pd-muted);
}

.cnn-maps canvas {
    width: 100%;
    height: auto;
    image-rendering: pixelated;
    border-radius: 3px;
    display: block;
}

.cnn-flow {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.cnn-flow-step {
    border-left: 3px solid var(--pd-accent);
    padding-left: 0.9rem;
}

.cnn-flow-step h4 {
    font-size: 0.9rem;
    color: var(--pd-deep);
    margin-bottom: 0.4rem;
}

.cnn-flow-step h4 code {
    font-weight: 400;
    color: var(--pd-muted);
    margin-left: 0.4rem;
}

.cnn-products {
    display: grid;
    grid-template-columns: repeat(3, auto);
    gap: 0.2rem 0.8rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.78rem;
    justify-content: start;
}

.cnn-sum {
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 0.85rem;
    margin-top: 0.4rem;
    color: var(--pd-deep);
}

@media (max-width: 900px) {
    .cnn-lab {
        grid-template-columns: 1fr;
    }

    .cnn-maps {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}