/* Interferometers tool: page-specific layout on top of optics-lab-theme.css */

.iferom-select {
    width: 100%;
    min-height: 36px;
    padding: 6px 8px;
    box-sizing: border-box;
    border-radius: 8px;
    border: 1px solid var(--optics-card-border, #c9c4dc);
    background: var(--surface-color, #fff);
    color: var(--optics-ink, #202437);
    font-size: .9rem;
}

body.tool-optics-lab.dark-mode .iferom-select {
    background: rgba(0, 0, 0, .35);
    border-color: rgba(167, 139, 250, .45);
}

label.control-label {
    display: block;
    margin-bottom: 4px;
}

.control-group.is-disabled {
    opacity: .5;
}

.control-group.is-disabled input[type="range"] {
    cursor: not-allowed;
}

.iferom-scan {
    margin: 0;
    max-width: 420px;
}

.iferom-actions {
    margin-top: 4px;
}

.preset-note {
    margin: 8px 0 0;
    font-size: .82rem;
    line-height: 1.45;
    color: var(--optics-ink-2, #4c5368);
    min-height: 1em;
}

.preset-note strong {
    color: var(--optics-ink, #202437);
}

.preset-buttons .preset-option {
    min-height: 36px;
}

#fringeCanvas,
#visCanvas,
#imageCanvas {
    cursor: crosshair;
}

.canvas-area .optics-readouts>div {
    border-bottom: 1px solid var(--optics-card-border, rgba(148, 163, 184, .2));
    padding: 3px 0;
}

.canvas-area .optics-readouts {
    grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
    margin-top: 10px;
}

#warnHost .optics-warning {
    margin: 4px 0;
}

.optics-related {
    padding: 14px 16px;
    border-radius: 12px;
    background: var(--optics-card-bg);
    border: 1px solid var(--optics-card-border);
}

.optics-related ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
    gap: 6px 18px;
}

.optics-teaching .formula-box p {
    overflow-wrap: anywhere;
}

@media (max-width: 760px) {
    .iferom-actions .action-btn {
        padding: 10px 14px;
    }
}

.optics-plot-grid.iferom-diagram-grid {
    margin: 0;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
}

@media (max-width: 760px) {
    .optics-plot-grid.iferom-diagram-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}