:root {
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;

    /* Border Radius */
    --radius-sm: 2px;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;

    /* Colors - Light Theme */
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-surface: #f1f5f9;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
    --color-error: #dc2626;
    --color-error-bg: #fee;
    --color-button: #334155;
    --color-button-hover: #475569;

    /* Typography */
    --font-family-brand: "Nova Mono", monospace;
    --font-family-primary: "Fira Code", monospace;
    --font-size-sm: 0.875rem;
    --font-size-xs: 0.7rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --line-height: 1.5;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);

    /* Breakpoints */
    --brk-mobile: 675px;
}

@media (prefers-color-scheme: dark) {
    :root {
        /* Colors - Dark Theme */
        --color-primary: #3b82f6;
        --color-primary-hover: #60a5fa;
        --color-bg: #04001f;
        --color-bg-alt: #b33f62;
        --color-surface: #b33f62;
        --color-text: #ffdf61;
        --color-text-muted: #d1a700;
        --color-border: #537a5a;
        --color-error: #ef4444;
        --color-error-bg: #450a0a;
        --color-button: #b33f62;
        --color-button-hover: #b33f62;

        /* Shadows */
        --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    }
}