:root {
    --dark-color-background: #2d2d2d;
    --dark-color-background-secondary: #1e1f1c;
    --dark-color-accent: #7a7a7a;
    --dark-color-text: #f3f3f3;
}

body {
    font-family: 'Segoe UI', 'Microsoft JhengHei', '微軟正黑體', Tahoma, Geneva, Verdana, sans-serif;
}