:root{--font-global: var(--font-custom-global, "system-ui", "-apple-system", "BlinkMacSystemFont", "Segoe UI", "Roboto", sans-serif);--font-chat: var(--font-custom-chat, var(--font-global));--font-code: var(--font-custom-code, "ui-monospace", "SFMono-Regular", "SF Mono", "Menlo", "Monaco", "Cascadia Code", "Roboto Mono", monospace);--font-normal: var(--font-chat);--font-atkinson: "Atkinson Hyperlegible", var(--font-global);--font-atkinson-mono: "ui-monospace", "SFMono-Regular", "SF Mono", "Menlo", "Monaco", "Cascadia Code", "Roboto Mono", monospace}:root{--color-bg-primary: #ffffff;--color-bg-secondary: #fafafa;--color-bg-tertiary: #f3f4f6;--color-bg-overlay: rgba(255, 255, 255, .9);--color-bg-elevated: #ffffff;--color-text-primary: #111827;--color-text-secondary: #6b7280;--color-text-tertiary: #9ca3af;--color-text-inverse: #ffffff;--color-border-primary: #e5e7eb;--color-border-secondary: #d1d5db;--color-border-tertiary: #f3f4f6;--color-interactive-primary: #2563eb;--color-interactive-primary-hover: #1d4ed8;--color-interactive-secondary: #64748b;--color-interactive-secondary-hover: #475569;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .1);--color-message-user-bg: var(--color-interactive-primary);--color-message-user-text: var(--color-text-inverse);--color-message-assistant-bg: var(--color-bg-primary);--color-message-assistant-text: var(--color-text-primary);--color-message-border: var(--color-border-primary);--color-overlay-user: rgba(37, 99, 235, .92);--color-overlay-backdrop: rgba(0, 0, 0, .5);--color-button-primary-bg: var(--color-bg-primary);--color-button-primary-border: var(--color-border-primary);--color-button-primary-text: var(--color-text-primary);--color-button-primary-hover-bg: var(--color-bg-tertiary);--color-input-bg: var(--color-bg-primary);--color-input-border: var(--color-border-primary);--color-input-border-focus: var(--color-interactive-primary);--color-input-text: var(--color-text-primary);--color-input-placeholder: var(--color-text-tertiary);--color-scrollbar-track: var(--color-bg-tertiary);--color-scrollbar-thumb: var(--color-border-secondary);--color-scrollbar-thumb-hover: var(--color-border-tertiary)}[data-theme=light]{--color-bg-primary: #ffffff;--color-bg-secondary: #fafafa;--color-bg-tertiary: #f3f4f6;--color-bg-overlay: rgba(255, 255, 255, .9);--color-bg-elevated: #ffffff;--color-text-primary: #111827;--color-text-secondary: #6b7280;--color-text-tertiary: #9ca3af;--color-text-inverse: #ffffff;--color-border-primary: #e5e7eb;--color-border-secondary: #d1d5db;--color-border-tertiary: #f3f4f6;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px 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#fdba74;--color-border-tertiary: #fb923c;--color-interactive-primary: #ea580c;--color-interactive-primary-hover: #dc2626;--color-overlay-user: rgba(234, 88, 12, .92);--color-scrollbar-track: #fed7aa;--color-scrollbar-thumb: #f97316;--color-scrollbar-thumb-hover: #ea580c}[data-theme=cool]{--color-bg-primary: #f0f9ff;--color-bg-secondary: #e0f2fe;--color-bg-tertiary: #bae6fd;--color-bg-overlay: rgba(240, 249, 255, .9);--color-bg-elevated: #ffffff;--color-text-primary: #0c4a6e;--color-text-secondary: #0369a1;--color-text-tertiary: #0284c7;--color-text-inverse: #f0f9ff;--color-border-primary: #bae6fd;--color-border-secondary: #7dd3fc;--color-border-tertiary: #38bdf8;--color-interactive-primary: #0284c7;--color-interactive-primary-hover: #0369a1;--color-overlay-user: rgba(2, 132, 199, .92);--color-scrollbar-track: #bae6fd;--color-scrollbar-thumb: #0ea5e9;--color-scrollbar-thumb-hover: #0284c7}[data-theme=pink]{--color-bg-primary: #FAF4FA;--color-bg-secondary: #F2E1F5;--color-bg-tertiary: 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