:root {
    --primary-color: #8a2be2; /* 紫色 */
    --background-color: #f5f5f5;
    --text-color: #333;
    --editor-bg: #ffffff;
    --terminal-bg: #e0e0e0;
    --border-color: #ccc;
    --button-bg: #8a2be2;
    --button-text: white;
    --button-hover: #7b1fa2;
}

body {
    font-family: 'Courier New', monospace;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    transition: all 0.3s ease;
}

#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.loading-content {
    text-align: center;
    color: white;
}

.progress-bar {
    width: 300px;
    height: 20px;
    background-color: #444;
    border-radius: 10px;
    margin: 20px auto;
    overflow: hidden;
}

.progress {
    height: 100%;
    width: 0;
    background-color: var(--primary-color);
    transition: width 0.5s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.controls button {
    background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    padding: 8px 16px;
    margin-left: 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.controls button:hover {
    background-color: var(--button-hover);
}

.editor-area {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.code-editor, .terminal {
    flex: 1;
    height: 500px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.code-editor textarea {
    width: 100%;
    height: 100%;
    padding: 10px;
    box-sizing: border-box;
    border: none;
    resize: none;
    background-color: var(--editor-bg);
    color: var(--text-color);
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

.terminal {
    background-color: var(--terminal-bg);
    padding: 10px;
    overflow-y: auto;
}

#output {
    white-space: pre-wrap;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

.action-bar {
    text-align: center;
}

#run-button {
    background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    padding: 10px 30px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#run-button:hover {
    background-color: var(--button-hover);
}