:root{--color-bg: #f8fafc;--color-bg-elevated: #ffffff;--color-border: #e2e8f0;--color-border-focus: #6366f1;--color-text: #0f172a;--color-text-muted: #64748b;--color-text-inverse: #ffffff;--color-accent: #6366f1;--color-accent-hover: #4f46e5;--color-accent-muted: #eef2ff;--color-success: #10b981;--color-success-muted: #d1fae5;--color-warning: #f59e0b;--color-warning-muted: #fef3c7;--color-error: #ef4444;--color-error-muted: #fee2e2;--color-sidebar: #0f172a;--color-sidebar-hover: #1e293b;--color-sidebar-active: #334155;--font-sans: "DM Sans", "Inter", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 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