.cascade-page {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.cascade-layout {
    display: flex;
    flex-direction: row;
    gap: 2rem;
    align-items: flex-start;
}

.cascade-simulation {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cascade-content {
    flex: 1;
    min-width: 0;
}

.cascade-canvas-container {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    border: 1px solid var(--card-border, #ccc);
    border-radius: var(--radius-md, 8px);
    background: #f0f0f0;
}

#simulation-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.cascade-stats {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
    justify-content: center;
}

.stat-card {
    background: var(--card-bg, #232834);
    padding: 8px 12px;
    border-radius: var(--radius-sm, 4px);
    text-align: center;
    min-width: 60px;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--ayu-comment, #666);
}

.stat-value {
    font-size: 1.1rem;
    font-weight: bold;
}

.cascade-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    justify-content: center;
}

.cascade-controls button {
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-sm, 4px);
    cursor: pointer;
    font-weight: 500;
    color: white;
}

#step-btn { background-color: #007bff; }
#play-btn { background-color: #28a745; }
#reset-btn { background-color: #6c757d; }

.cascade-chart-container {
    width: 100%;
    max-width: 500px;
    margin-top: 1rem;
}

#chart-canvas {
    width: 100%;
    height: 120px;
    border: 1px solid var(--card-border, #ddd);
    border-radius: var(--radius-sm, 4px);
    background: white;
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--ayu-comment, #666);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.cascade-params-section {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
    max-width: 500px;
    width: 100%;
}

.cascade-params {
    background: var(--card-bg, #232834);
    padding: 1rem;
    border-radius: var(--radius-md, 8px);
    flex: 1;
    min-width: 200px;
}

.cascade-help {
    background: var(--card-bg, #232834);
    padding: 1rem;
    border-radius: var(--radius-md, 8px);
    flex: 1;
    min-width: 200px;
}

.cascade-help h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.help-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.help-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.help-term {
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--ayu-accent, #FFCC66);
}

.help-desc {
    font-size: 0.75rem;
    color: var(--ayu-comment, #5C6773);
    line-height: 1.3;
}

.cascade-params h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.param-row {
    margin-bottom: 12px;
}

.param-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}

.param-label {
    font-size: 0.85rem;
    font-weight: 500;
}

.param-value {
    font-size: 0.85rem;
    color: var(--ayu-comment, #888);
}

.param-row input[type="range"] {
    width: 100%;
}

.param-row input[type="number"] {
    width: 100%;
    padding: 4px 8px;
    border: 1px solid var(--card-border, #444);
    border-radius: var(--radius-sm, 4px);
    background: var(--bg-color, #1F2430);
    color: var(--text-color, #ccc);
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

/* Mobile: stacked layout */
@media (max-width: 900px) {
    .cascade-layout {
        flex-direction: column;
    }

    .cascade-simulation {
        width: 100%;
    }

    .cascade-content {
        width: 100%;
    }

    .cascade-canvas-container {
        max-width: 100%;
    }

    .cascade-chart-container {
        max-width: 100%;
    }
}

/* Very small screens */
@media (max-width: 480px) {
    .cascade-stats {
        gap: 4px;
    }

    .stat-card {
        padding: 6px 8px;
        min-width: 50px;
    }

    .stat-value {
        font-size: 1rem;
    }

    .cascade-controls button {
        padding: 6px 12px;
        font-size: 0.9rem;
    }
}