/* NCA Explainer Specific Styles */

/* Layout */
.nca-layout {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

@media (min-width: 768px) {
    .nca-layout {
        flex-direction: row;
        align-items: flex-start;
    }
}

/* Simulation Panel */
.nca-sim-panel {
    flex: 1;
    min-width: 0;
}

.nca-sim-header {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dotted var(--text-color);
}

.nca-sim-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-right: auto;
}

/* Canvas Container */
.nca-canvas-container {
    position: relative;
    width: 100%;
    height: 400px;
    background: #111;
    border: 1px solid var(--text-color);
    cursor: crosshair;
    overflow: hidden;
}

.nca-canvas-container canvas {
    width: 100%;
    height: 100%;
    display: block;
    image-rendering: pixelated;
}

.nca-canvas-hud {
    position: absolute;
    top: 10px;
    left: 10px;
    pointer-events: none;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--text-color);
    padding: 4px 8px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

.nca-canvas-hint {
    position: absolute;
    bottom: 10px;
    left: 10px;
    pointer-events: none;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

/* Controls */
.nca-controls {
    margin-top: 15px;
    padding: 15px;
    border: 1px solid var(--text-color);
}

.nca-control-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: block;
}

.nca-pattern-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 15px;
}

.nca-pattern-btn {
    flex: 1;
    min-width: 80px;
    padding: 8px 12px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--text-color);
    cursor: pointer;
    text-align: center;
}

.nca-pattern-btn:hover {
    background: #f0f0f0;
}

.nca-pattern-btn.active {
    background: var(--text-color);
    color: var(--bg-color);
}

.nca-sliders {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.nca-advanced {
    margin-top: 15px;
}

.nca-advanced-summary {
    cursor: pointer;
    user-select: none;
    list-style: none;
}

.nca-advanced-summary::-webkit-details-marker {
    display: none;
}

.nca-advanced-summary::after {
    content: '▸';
    float: right;
    color: #666;
}

.nca-advanced[open] .nca-advanced-summary::after {
    content: '▾';
}

.nca-slider-group {
    display: flex;
    flex-direction: column;
}

.nca-slider-group label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    margin-bottom: 4px;
    display: flex;
    justify-content: space-between;
}

.nca-slider-group input[type="range"] {
    width: 100%;
}

/* Explainer Panel */
.nca-explainer {
    flex: 1;
    min-width: 0;
}

.nca-section {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px dashed var(--text-color);
}

.nca-section:last-child {
    border-bottom: none;
}

.nca-section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.nca-section-num {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: bold;
    background: var(--text-color);
    color: var(--bg-color);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nca-section-title {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: bold;
    font-style: italic;
    color: var(--accent-color);
}

.nca-section p {
    line-height: 1.6;
    margin-bottom: 10px;
}

/* Math Equation Styling */
.nca-math {
    font-family: 'Times New Roman', Times, serif;
    font-style: italic;
    background: #fffde7;
    padding: 1px 4px;
    border: 1px solid #e8e8e0;
}

/* Code Block */
.nca-code-block {
    background: #1a1a1a;
    color: #d4d4d4;
    padding: 12px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    line-height: 1.5;
    margin: 12px 0;
    border-left: 3px solid var(--accent-color);
    overflow-x: auto;
    white-space: pre;
}

/* Kernel Grid Display */
.nca-kernel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    width: 90px;
    margin: 0 auto;
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

.nca-kernel-cell {
    background: #f0f0f0;
    padding: 6px;
    text-align: center;
    border: 1px solid #ddd;
}

.nca-kernel-cell.center {
    color: #ff0000;
    font-weight: bold;
}

.nca-kernel-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 15px 0;
}

.nca-kernel-wrapper {
    text-align: center;
}

.nca-kernel-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: #666;
    margin-bottom: 6px;
}

/* Callout Box */
.nca-callout {
    background: #f0f7ff;
    border: 1px solid #cce0ff;
    padding: 15px;
    margin-top: 20px;
}

.nca-callout-title {
    font-family: var(--font-serif);
    font-weight: bold;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.nca-callout p {
    font-size: 0.9rem;
    margin: 0;
}

/* Footer note */
.nca-footer {
    margin-top: 30px;
    padding: 15px;
    background: #f9f9f9;
    border: 1px solid #eee;
    font-size: 0.75rem;
    color: #888;
    text-align: center;
}

/* File input styling */
.nca-file-input {
    display: none;
}

.nca-file-label {
    display: inline-block;
    padding: 8px 12px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--text-color);
    cursor: pointer;
    text-align: center;
}

.nca-file-label:hover {
    background: #f0f0f0;
}

.nca-file-label.active {
    background: var(--text-color);
    color: var(--bg-color);
}