body {
    margin: 0;
    padding: 20px;
    font-family: Arial, sans-serif;
    background: #f0f0f0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.container {
    max-width: 1200px;
    width: 100%;
    max-height: 95vh;
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 20px;
    box-sizing: border-box;
    overflow: hidden;
}

.main-content {
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
    overflow: hidden;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
    grid-column: 1 / -1;
}

#canvas-container {
    width: 100%;
    height: 400px;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 20px;
}

.controls {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.control-group {
    text-align: center;
}

.control-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: #555;
}

.value-display {
    background: #007bff;
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    margin-bottom: 10px;
    font-weight: bold;
}

.slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #ddd;
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
    border: none;
}

.checkbox-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 0;
    align-items: start;
}

.checkbox-column {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.checkbox-column .checkbox-control:last-child {
    margin-bottom: 0;
}

.checkbox-control {
    text-align: left;
    display: flex;
    align-items: flex-start;
    min-height: 32px;
    margin-bottom: 0;
}

.checkbox-control input[type="checkbox"] {
    margin-right: 10px;
    margin-top: 2px;
    transform: scale(1.5);
    flex-shrink: 0;
}

.checkbox-control label {
    font-weight: bold;
    color: #555;
    line-height: 1.3;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Keep important checkboxes on single lines - all same font size */
#outer-dimensions + label,
#show-lens + label,
#pause-movement + label {
    white-space: nowrap !important;
    font-size: inherit !important;
}

.camera-controls {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 2px solid #e9ecef;
}

.camera-controls h3 {
    grid-column: 1 / -1;
    text-align: center;
    margin: 0 0 10px 0;
    color: #333;
    font-size: 1em;
}

.camera-controls .control-group {
    text-align: center;
}

.camera-controls .value-display {
    background: #28a745;
}

.camera-controls .slider::-webkit-slider-thumb {
    background: #28a745;
}

.camera-controls .slider::-moz-range-thumb {
    background: #28a745;
}

.reset-camera-btn {
    grid-column: 1 / -1;
    background: #6c757d;
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8em;
    margin-top: 5px;
    transition: background-color 0.2s;
}

.reset-camera-btn:hover {
    background: #5a6268;
}

.clearance-measurements {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 2px solid #e9ecef;
}

.clearance-measurements h3 {
    grid-column: 1 / -1;
    text-align: center;
    margin: 0 0 10px 0;
    color: #333;
    font-size: 1em;
}

.clearance-item {
    text-align: center;
}

.clearance-item label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: #555;
    font-size: 0.9em;
}

.clearance-value {
    padding: 6px 10px;
    border-radius: 4px;
    font-weight: bold;
    color: white;
    font-size: 0.85em;
}

.clearance-positive {
    background: #28a745;
}

.clearance-negative {
    background: #dc3545;
}

.clearance-zero {
    background: #ffc107;
    color: #212529;
}

/* Responsive design for smaller screens */
@media (max-width: 1024px) {
    .container {
        grid-template-columns: 1fr;
        max-width: 800px;
        overflow-y: auto;
        max-height: 95vh;
    }
    
    .controls {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        margin-bottom: 15px;
    }
    
    .checkbox-row {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
        margin-bottom: 0;
    }
    
    .checkbox-column {
        gap: 10px;
    }
    
    .checkbox-control {
        margin-bottom: 10px;
    }
    
    .camera-controls {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 12px;
    }
    
    .clearance-measurements {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 12px;
    }
    
    .camera-controls h3,
    .clearance-measurements h3 {
        font-size: 1em;
        margin-bottom: 10px;
    }
    
    .reset-camera-btn {
        padding: 6px 12px;
        font-size: 0.8em;
        margin-top: 8px;
    }
    
    .clearance-value {
        padding: 6px 8px;
        font-size: 0.8em;
    }
    
    .value-display {
        padding: 6px 8px;
        margin-bottom: 8px;
        font-size: 0.9em;
    }
    
    .control-group label {
        font-size: 0.9em;
        margin-bottom: 3px;
    }
    
    .sidebar {
        gap: 5px;
    }
}

@media (max-width: 768px) {
    body {
        padding: 8px;
    }
    
    .container {
        padding: 12px;
        max-height: 98vh;
    }
    
    #canvas-container {
        height: 300px;
        margin-bottom: 15px;
    }
    
    .controls {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin-bottom: 12px;
    }
    
    .checkbox-row {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
        margin-bottom: 0;
    }
    
    .checkbox-column {
        gap: 8px;
    }
    
    .checkbox-control {
        margin-bottom: 8px;
    }
    
    .camera-controls,
    .clearance-measurements {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 10px;
    }
    
    .value-display {
        padding: 5px 6px;
        margin-bottom: 6px;
        font-size: 0.85em;
    }
    
    .control-group label {
        font-size: 0.85em;
        margin-bottom: 2px;
    }
    
    .checkbox-control label {
        font-size: 0.85em;
    }
    
    .clearance-value {
        padding: 5px 6px;
        font-size: 0.75em;
    }
    
    .reset-camera-btn {
        padding: 5px 8px;
        font-size: 0.75em;
        margin-top: 6px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 5px;
    }
    
    .container {
        padding: 6px;
        border-radius: 5px;
    }
    
    h1 {
        font-size: 1.2em;
        margin-bottom: 15px;
    }
    
    #canvas-container {
        height: 250px;
        margin-bottom: 12px;
    }
    
    .controls {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        margin-bottom: 10px;
    }
    
    .checkbox-row {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin-bottom: 4px;
    }
    
    .checkbox-column {
        gap: 6px;
    }
    
    .checkbox-control {
        margin-bottom: 6px;
    }
    
    .checkbox-control input[type="checkbox"] {
        transform: scale(1.2);
        margin-right: 6px;
    }
    
    .camera-controls,
    .clearance-measurements {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        padding: 8px;
    }
    
    .value-display {
        padding: 4px 5px;
        margin-bottom: 5px;
        font-size: 0.8em;
    }
    
    .control-group label {
        font-size: 0.8em;
        margin-bottom: 2px;
    }
    
    .checkbox-control label {
        font-size: 0.8em;
        white-space: normal;
    }
    
    .camera-controls h3,
    .clearance-measurements h3 {
        font-size: 0.9em;
        margin-bottom: 8px;
    }
    
    .clearance-value {
        padding: 4px 5px;
        font-size: 0.7em;
    }
    
    .reset-camera-btn {
        padding: 4px 6px;
        font-size: 0.7em;
        margin-top: 5px;
    }
    
    .sidebar {
        gap: 10px;
    }
}