/* Geometrical optics bench: tool-specific layout only (theme comes from optics-lab-theme.css). */

.tool-optics-lab .go-bench {
    cursor: grab;
}

.tool-optics-lab .go-bench.is-dragging {
    cursor: grabbing;
}

.tool-optics-lab .go-bench:focus-visible,
.tool-optics-lab .go-select:focus-visible,
.tool-optics-lab .go-editor input:focus-visible,
.tool-optics-lab .go-editor select:focus-visible {
    outline: 3px solid var(--spectrum-cyan, #69f5e7);
    outline-offset: 2px;
}

.tool-optics-lab .go-field-label {
    display: block;
    margin-bottom: 4px;
    font-size: .85rem;
    font-weight: 600;
    color: var(--optics-ink, var(--text-primary));
}

.tool-optics-lab .go-select,
.tool-optics-lab .go-editor input,
.tool-optics-lab .go-editor select {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
    padding: 6px 8px;
    border-radius: 8px;
    border: 1px solid var(--optics-card-border, var(--border-color));
    background: var(--surface-color, #fff);
    color: var(--optics-ink, var(--text-primary));
    font: inherit;
    font-size: .88rem;
}

.tool-optics-lab .go-editor {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 10px;
    margin: 8px 0 12px;
}

.tool-optics-lab .go-editor label {
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
    font-size: .8rem;
    color: var(--optics-ink-2, var(--text-secondary));
}

.tool-optics-lab .go-editor .go-editor-note {
    grid-column: 1 / -1;
    margin: 0;
    font-size: .8rem;
    color: var(--optics-ink-2, var(--text-secondary));
}

.tool-optics-lab .go-button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.tool-optics-lab .go-button-row .preset-option {
    flex: 1 1 auto;
}

.tool-optics-lab .preset-option:disabled {
    opacity: .45;
    cursor: not-allowed;
}

.tool-optics-lab .preset-note {
    margin: 10px 0 0;
    font-size: .84rem;
    line-height: 1.45;
    color: var(--optics-ink-2, var(--text-secondary));
}

.tool-optics-lab .go-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tool-optics-lab #readouts {
    grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
    margin: 12px 0;
}

.tool-optics-lab #readouts dd {
    overflow-wrap: anywhere;
}

.tool-optics-lab .go-fourier-link {
    margin: 10px 0;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--optics-card-border, var(--border-color));
    background: var(--optics-card-bg, transparent);
    color: var(--optics-ink-2, var(--text-secondary));
    font-size: .88rem;
    line-height: 1.5;
}

.tool-optics-lab .go-fourier-link.is-diffraction-limited {
    border-left: 4px solid var(--spectrum-cyan, #69f5e7);
}

.tool-optics-lab .go-table-title {
    margin: 16px 0 6px;
    font-size: .95rem;
    color: var(--optics-ink, var(--text-primary));
}

.tool-optics-lab .go-caption {
    caption-side: top;
    padding-bottom: 6px;
    font-size: .82rem;
}

.tool-optics-lab .go-related {
    max-width: 1100px;
    margin: 24px auto;
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid var(--optics-card-border, var(--border-color));
    background: var(--optics-card-bg, transparent);
    box-sizing: border-box;
}

.tool-optics-lab .go-related h2 {
    margin: 0 0 8px;
    font-size: 1.05rem;
    color: var(--optics-ink, var(--text-primary));
}

.tool-optics-lab .go-related ul {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
    gap: 6px 18px;
    margin: 0;
    padding-left: 18px;
    color: var(--optics-ink-2, var(--text-secondary));
    font-size: .9rem;
}

@media (max-width: 480px) {
    .tool-optics-lab .go-editor {
        grid-template-columns: minmax(0, 1fr);
    }
}