body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    position: relative;
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

.main-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 20px;
    margin: 20px 0;
    min-height: 600px;
}

.controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
    border: 1px solid #e9ecef;
    height: fit-content;
}

.control-group {
    background: white;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    overflow: hidden;
    min-width: 0;
}

.control-group h3 {
    margin-top: 0;
    margin-bottom: 8px;
    color: #495057;
    font-size: 13px;
}

.canvas-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    background: #f8f9fa;
    border-radius: 10px;
    border: 1px solid #e9ecef;
    padding: 20px;
}

.back-link {
    position: absolute;
    top: 20px;
    left: 20px;
    color: #007bff;
    text-decoration: none;
    font-size: 14px;
}

.back-link:hover {
    text-decoration: underline;
}

.demo-output {
    width: 600px;
    height: 450px;
    border: 2px solid #ddd;
    border-radius: 10px;
    background: #f8f9fa;
    overflow: hidden;
    position: relative;
}

.demo-output__container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1600px;
    transform-style: preserve-3d;
    transform: rotate3d(-1, 1, 0, 30deg);
    transition: transform 200ms ease;
}

.demo-element {
    display: flex;
    align-items: center;
    justify-content: center;
    transform-style: preserve-3d;
}

.original-cube {
    position: absolute;
    left: 50%;
    top: 50%;
    transform-style: preserve-3d;
    transform: translate(-50%, -50%);
}

.transformed-cube {
    position: absolute;
    left: 50%;
    top: 50%;
    transform-style: preserve-3d;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.transformed-cube.show {
    opacity: 1;
}

.side {
    --side-size: 150px;
    --side-offset: 75px;
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--side-size);
    height: var(--side-size);
    color: white;
    font-size: 32px;
    border: 1px inset rgba(0, 0, 0, 0.5);
}

.original-cube .side-front {
    background: rgba(0, 123, 255, 0.8);
    transform: rotateY(0deg) translateZ(var(--side-offset));
}

.original-cube .side-back {
    background: rgba(0, 123, 255, 0.8);
    transform: rotateY(180deg) translateZ(var(--side-offset));
}

.original-cube .side-top {
    background: rgba(0, 123, 255, 0.8);
    transform: rotateX(90deg) translateZ(var(--side-offset));
}

.original-cube .side-bottom {
    background: rgba(0, 123, 255, 0.8);
    transform: rotateX(-90deg) translateZ(var(--side-offset));
}

.original-cube .side-left {
    background: rgba(0, 123, 255, 0.8);
    transform: rotateY(-90deg) translateZ(var(--side-offset));
}

.original-cube .side-right {
    background: rgba(0, 123, 255, 0.8);
    transform: rotateY(90deg) translateZ(var(--side-offset));
}

/* Transformed cube sides - red theme */
.transformed-cube .side-front {
    background: rgba(255, 107, 107, 0.8);
    transform: rotateY(0deg) translateZ(var(--side-offset));
}

.transformed-cube .side-back {
    background: rgba(255, 107, 107, 0.8);
    transform: rotateY(180deg) translateZ(var(--side-offset));
}

.transformed-cube .side-top {
    background: rgba(255, 107, 107, 0.8);
    transform: rotateX(90deg) translateZ(var(--side-offset));
}

.transformed-cube .side-bottom {
    background: rgba(255, 107, 107, 0.8);
    transform: rotateX(-90deg) translateZ(var(--side-offset));
}

.transformed-cube .side-left {
    background: rgba(255, 107, 107, 0.8);
    transform: rotateY(-90deg) translateZ(var(--side-offset));
}

.transformed-cube .side-right {
    background: rgba(255, 107, 107, 0.8);
    transform: rotateY(90deg) translateZ(var(--side-offset));
}

.axial-line {
    position: absolute;
    width: 200%;
    height: 0px;
    background: transparent;
    border: 1px dashed rgba(0, 0, 0, .5);
    margin: 0;
    padding: 0;
}

.axial-line--x {
    transform: rotateX(0deg);
}

.axial-line--y {
    transform: rotateZ(90deg);
}

.axial-line--z {
    transform: rotateY(90deg);
}

.view-info {
    font-size: 11px;
    color: #666;
    text-align: center;
}

input[type="number"] {
    width: 60px;
    padding: 5px;
    border: 1px solid #ced4da;
    border-radius: 5px;
    margin: 2px;
}

button {
    background: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    margin: 5px;
    transition: background 0.3s;
}

button:hover {
    background: #0056b3;
}

.transformation-info {
    margin: 8px 0;
    font-family: 'Courier New', monospace;
    font-size: 11px;
    color: #333;
    background: #f8f9fa;
    padding: 8px;
    border-radius: 8px;
    border: 2px solid #e9ecef;
    text-align: center;
    line-height: 1.3;
}

.transformation-info div {
    margin: 2px 0;
}

.matrix-bracket {
    font-size: 24px;
    color: #495057;
    margin: 0 5px;
}

.matrix-input-container {
    margin: 10px 0;
    font-size: 11px;
    border: 2px solid #333;
    border-radius: 5px;
    padding: 10px;
    background: #f8f9fa;
}

.matrix-row {
    display: flex;
    align-items: center;
    margin: 3px 0;
    gap: 5px;
}

.matrix-row input[type="number"] {
    flex: 1;
    width: 50px;
    padding: 4px;
    border: 1px solid #ced4da;
    border-radius: 3px;
    font-size: 11px;
    text-align: center;
}

.matrix-element {
    display: inline-block;
    width: 60px;
    text-align: center;
    margin: 0 10px;
}

.preset-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.preset-btn {
    background: #28a745;
}

.preset-btn:hover {
    background: #1e7e34;
}

.vector-input {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 10px 0;
}

.legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 10px 0;
    font-size: 14px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: 3px;
}

.rotation-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    width: 100%;
    margin-top: 10px;
}

.rotation-group {
    background: #e3f2fd;
    padding: 10px;
    border-radius: 5px;
    min-width: 0;
    overflow: hidden;
}

.rotation-group h4 {
    margin: 0 0 5px 0;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

.rotation-group span {
    display: block;
    font-size: 12px;
    margin-top: 2px;
}

.camera-controls {
    background: #fff3cd;
    padding: 10px;
    border-radius: 5px;
    margin-top: 10px;
    overflow: hidden;
}

.camera-controls h4 {
    margin: 0 0 10px 0;
    color: #856404;
}

.camera-controls label {
    display: block;
    margin: 5px 0;
    font-size: 12px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }
    
    .controls {
        order: 2;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 15px;
    }
    
    .canvas-container {
        order: 1;
        min-height: 400px;
    }
    
    .control-group {
        padding: 12px;
    }
    
    .demo-output {
        width: 100%;
        max-width: 600px;
        height: 400px;
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 15px;
        margin: 0;
    }
    
    h1 {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .canvas-container {
        padding: 10px;
        min-height: 350px;
    }
    
    canvas {
        max-width: 100%;
        height: auto;
    }
    
    .zoom-controls {
        flex-direction: column;
        gap: 10px;
    }
    
    .controls {
        gap: 10px;
        padding: 10px;
    }
    
    .control-group {
        padding: 8px;
    }
    
    .control-group h3 {
        font-size: 12px;
        margin-bottom: 6px;
    }
    
    .rotation-controls {
        gap: 8px;
    }
    
    .rotation-group {
        gap: 4px;
    }
    
    .rotation-group h4 {
        font-size: 11px;
        margin-bottom: 2px;
    }
    
    .camera-controls {
        display: none !important;
    }
    
    .view-controls {
        display: none !important;
    }
    
    .mobile-camera-card {
        display: block !important;
        margin-bottom: 10px;
        padding: 8px;
    }
    
    .preset-buttons {
        gap: 6px;
    }
    
    .preset-btn {
        font-size: 11px;
        padding: 4px 8px;
    }
    
    .legend {
        font-size: 11px;
    }
    
    .matrix-display {
        font-size: 11px;
    }
    
    .matrix-element {
        font-size: 10px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    h1 {
        font-size: 1.5em;
    }
    .back-link {
        position: relative;
        top: auto;
        left: auto;
        display: block;
        text-align: center;
        margin-bottom: 15px;
    }
    .demo-output {
        height: 250px;
    }
    .side {
        --side-size: 80px;
        --side-offset: 40px;
        font-size: 18px;
    }
    .control-group {
        padding: 8px;
    }
    .control-group h3 {
        font-size: 1em;
    }
    input[type="number"] {
        font-size: 14px;
        padding: 5px;
    }
    input[type="range"] {
        height: 20px;
    }
    .rotation-group {
        padding: 6px;
    }
    .rotation-group h4 {
        font-size: 11px;
    }
    .matrix-display {
        font-size: 12px;
        padding: 8px;
    }
    .matrix-element {
        width: 40px;
        margin: 0 3px;
    }
} 

/* Desktop camera controls - show by default */
.camera-controls {
    display: block;
} 

/* Mobile camera card */
.mobile-camera-card {
    display: none;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
}

.mobile-camera-card h4 {
    margin: 0 0 10px 0;
    font-size: 14px;
    color: #495057;
}

.mobile-camera-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.mobile-camera-row label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    min-width: 80px;
}

.mobile-camera-row input[type="number"] {
    width: 60px;
    padding: 4px;
    border: 1px solid #ced4da;
    border-radius: 3px;
    font-size: 11px;
}

.mobile-camera-row input[type="range"] {
    flex: 1;
}

.mobile-camera-row span {
    min-width: 40px;
    text-align: center;
    font-size: 12px;
}

.mobile-camera-card button {
    width: 100%;
    padding: 8px;
    font-size: 12px;
    margin-top: 10px;
} 

.camera-controls {
    gap: 10px;
}

.camera-controls h4 {
    margin: 0 0 8px 0;
    font-size: 12px;
    color: #495057;
}

.camera-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.camera-row label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: #495057;
}

.camera-row input[type="number"] {
    width: 60px;
    padding: 4px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    font-size: 11px;
}

.camera-row input[type="range"] {
    flex: 1;
    margin: 0 5px;
}

.camera-row span {
    min-width: 40px;
    font-size: 11px;
    color: #666;
    text-align: right;
}

.button-row {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-size: 12px;
    color: #495057;
}

.checkbox-label input[type="checkbox"] {
    width: 14px;
    height: 14px;
    cursor: pointer;
    margin: 0;
}

.checkbox-label span {
    font-weight: 500;
}