:root {
    --surface-glass-blur: 16px;
    --surface-glass-saturate: 1.2;
    --surface-glass-bg-secondary: rgba(22, 27, 34, 0.55);
    --surface-glass-bg-tertiary: rgba(22, 27, 34, 0.63);
    --surface-glass-bg-elevated: rgba(22, 27, 34, 0.70);
    --surface-glass-border: rgba(22, 27, 34, 0.90);
    --card-bg: var(--surface-glass-bg-secondary);
}