:root {
    --bg-main: #ffffff;
    --bg-card: #f8f9fa;
    --border: #e0e0e0;
    --text-primary: #1a1a1a;
    --text-secondary: #5f6368;
    --text-muted: #757575;
    --accent: #202124;
    --accent-glow: rgba(0,0,0,0.05);
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg-main: #121212;
        --bg-card: #1e1e1e;
        --border: #333333;
        --text-primary: #ffffff;
        --text-secondary: #a0a0a0;
        --text-muted: #d1d1d1;
        --accent: #e2e2e2;
        --accent-glow: rgba(255,255,255,0.1);
    }
}