/* Симулятор волновой интерференции — только страница /lab */

.wave-lab {
    display: grid;
    gap: 22px;
    grid-template-columns: minmax(240px, 280px) minmax(0, 1fr);
    align-items: start;
}

.wave-lab-panel {
    padding: 22px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.wave-lab-panel h2,
.wave-lab-panel h3 {
    margin: 0 0 14px;
    font-size: 1.1rem;
}

.wave-lab-panel h4 {
    margin: 0 0 12px;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-muted);
}

.wave-lab-sources {
    position: sticky;
    top: calc(var(--header-h) + 16px);
    max-height: calc(100vh - var(--header-h) - 32px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.wave-lab-sources h2 {
    flex-shrink: 0;
}

#sourceControls {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    margin: 0 -6px;
    padding: 0 6px;
}

.wave-lab-sources .wave-lab-actions {
    flex-shrink: 0;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.wave-lab-source {
    padding: 14px 0;
    border-bottom: 1px dashed var(--border);
    font-size: 0.9rem;
    color: var(--text-muted);
}
.wave-lab-source:last-child {
    border-bottom: 0;
}

.wave-lab-source label {
    font-weight: 600;
    color: var(--text);
}

.wave-lab-source input[type="range"] {
    width: 100%;
    margin: 8px 0 2px;
    accent-color: var(--accent);
}

.wave-lab-source input[type="checkbox"] {
    accent-color: var(--accent);
    transform: scale(1.15);
    margin-right: 6px;
}

.wave-lab-source .wave-lab-value {
    display: inline-block;
    min-width: 2.4em;
    padding: 1px 7px;
    margin-left: 4px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-soft);
    color: var(--text);
    font-size: 0.82rem;
    text-align: center;
}

.wave-lab-graph {
    display: block;
    margin-top: 10px;
}
.wave-lab-graph canvas {
    display: block;
    width: 100%;
    max-width: 160px;
    height: 50px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
}

.wave-lab-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.wave-lab-main {
    display: grid;
    gap: 22px;
    min-width: 0;
}

.wave-lab-canvas-wrap {
    display: grid;
    place-items: center;
    padding: 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.wave-lab-canvas-wrap canvas {
    display: block;
    width: 100%;
    max-width: 600px;
    height: auto;
    aspect-ratio: 1;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
}

.wave-lab-params label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.92rem;
    color: var(--text-muted);
}

.wave-lab-params label strong,
.wave-lab-formula {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.86em;
    font-weight: 600;
}

.wave-lab-field {
    display: grid;
    gap: 6px;
    margin-bottom: 12px;
}
.wave-lab-field span {
    font-size: 0.87rem;
    font-weight: 600;
}
.wave-lab-field input {
    width: 100%;
    max-width: 220px;
    padding: 10px 12px;
    font: inherit;
    font-size: 0.95rem;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
}
.wave-lab-field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}

.wave-lab-calendar {
    width: 100%;
    min-height: 350px;
    border: 0;
    border-radius: var(--radius);
    background: var(--bg);
}

@media (max-width: 900px) {
    .wave-lab {
        grid-template-columns: 1fr;
    }
    .wave-lab-sources {
        position: static;
        max-height: none;
        overflow: visible;
    }
    #sourceControls {
        overflow: visible;
    }
}