/* static/style.css */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f5f5f5;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-header {
    text-align: center;
    margin-bottom: 20px;
    width: 100%;
}

.page-header h2 {
    margin: 0 0 8px 0;
    color: #333;
    font-size: 24px;
}

.page-header p {
    margin: 4px 0;
    color: #666;
    font-size: 14px;
}

.container {
    display: flex;
    width: 90%;
    max-width: 1600px;
    gap: 20px;
}

.panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid #e0e0e0;
    overflow: hidden;
}

.panel h2 {
    margin: 0;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 600;
    background-color: #f5f5f5;
    border-bottom: 1px solid #e0e0e0;
    color: #666;
}

textarea {
    flex: 1;
    padding: 16px;
    border: none;
    resize: none;
    font-size: 14px;
    line-height: 1.5;
    background-color: #fff;
    color: #333;
    outline: none;
    font-family: inherit;
    min-height: 500px;
    max-height: calc(100vh - 200px);
    height: 60vh;
}

.controls {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 12px 16px;
    background-color: #f5f5f5;
    border-top: 1px solid #e0e0e0;
}

button {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    color: #666;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

button:hover {
    background-color: #f0f0f0;
    color: #333;
}

button:active {
    background-color: #e5e5e5;
}