.irt-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

.irt-upload-area {
    border: 2px dashed #ccc;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background-color: #f9f9f9;
}

.irt-upload-area:hover {
    border-color: #999;
    background-color: #f0f0f0;
}

.irt-upload-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.irt-upload-icon {
    width: 48px;
    height: 48px;
    color: #666;
}

.irt-upload-btn {
    padding: 10px 20px;
    background-color: #2196F3;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    transition: background-color 0.2s ease;
}

.irt-upload-btn:hover {
    background-color: #0b7dda;
}

.irt-upload-btn i {
    width: 16px;
    height: 16px;
}

.irt-upload-box p {
    margin: 5px 0;
    color: #666;
}

.irt-preview-area {
    margin-top: 20px;
    display: none;
}

.irt-canvas-container {
    max-width: 100%;
    margin: 0 auto;
    text-align: center;
    border: 1px solid #eee;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

#irt-canvas {
    max-width: 100%;
    height: auto;
    display: block;
}

.irt-controls {
    margin-top: 20px;
    padding: 15px;
    background-color: #f5f5f5;
    border-radius: 8px;
}

.irt-rotation-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.irt-btn {
    padding: 8px 12px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.irt-btn:hover {
    background-color: #f0f0f0;
    border-color: #ccc;
}

.irt-btn i {
    width: 16px;
    height: 16px;
    margin-right: 5px;
}

.irt-custom-rotation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.irt-custom-rotation label {
    font-weight: 500;
}

.irt-custom-rotation input[type="range"] {
    width: 200px;
}

#irt-angle-display {
    min-width: 40px;
    text-align: center;
    font-weight: 500;
}

.irt-download-btn {
    margin: 0 auto;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
}

.irt-download-btn:hover {
    background-color: #45a049;
}

@media (max-width: 600px) {
    .irt-rotation-buttons {
        flex-wrap: wrap;
    }
    
    .irt-custom-rotation {
        flex-direction: column;
        align-items: stretch;
    }
    
    .irt-custom-rotation input[type="range"] {
        width: 100%;
    }
}