:root{--color-brand:#8b0049;--color-gold:#c4a35a;--color-bg:#060606;--color-surface:#0c0c0c;--color-chat-bg:#080808;--color-border:#ffffff0a;--color-border-subtle:#ffffff05;--color-text:#d4d4d4;--color-text-secondary:#a3a3a3;--color-muted:#525252;--color-dim:#333;--color-very-dim:#222;--color-link:#ffffff14;--color-label:#ffffff80;--color-node-stroke:#060606;--color-legend-bg:#060606d9;--color-header-gradient:none;--color-accent-line:none;--color-input-bg:transparent;--color-input-border:#ffffff14;--color-assistant-bg:transparent;--color-assistant-border:transparent;--color-error-bg:transparent;--color-error-border:#fca5a533;--color-error-text:#fca5a5;--shadow-focus:0 0 0 2px 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