#codeEditor {
    width: 100%;
    border: 2px solid #4a5568;
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.3s ease;
    font-size: 14px;
}

#codeEditor:focus-within {
    border-color: #718096;
    box-shadow: 0 0 0 3px rgba(113, 128, 150, 0.2);
}

.CodeMirror {
    font-family: 'Fira Code', 'JetBrains Mono', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.4;
    border-radius: 6px;
    background: #1a1a1a !important;
}

.CodeMirror-focused {
    outline: none;
}

.CodeMirror-lines {
    padding: 10px 0;
}

.CodeMirror-line {
    padding: 0 10px;
}

.CodeMirror-gutters {
    background: #0f0f0f;
    border-right: 1px solid #2d2d2d;
}

.CodeMirror-linenumber {
    color: #718096;
    font-size: 12px;
}

.CodeMirror-cursor {
    border-left: 2px solid #e2e8f0;
}

.CodeMirror-selected {
    background: rgba(113, 128, 150, 0.2);
}

.CodeMirror-placeholder {
    color: #718096 !important;
    font-style: italic;
}