:root{--bg-app:#f8fafc;--bg-surface:#fff;--bg-surface-subtle:#f1f5f9;--bg-surface-hover:#e2e8f0;--border-color:#cbd5e1;--border-subtle:#e2e8f0;--border-focus:#3b82f6;--text-main:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--text-inverse:#fff;--color-primary:#1e40af;--color-primary-hover:#1d4ed8;--color-primary-bg:#eff6ff;--color-success:#15803d;--color-success-bg:#f0fdf4;--color-success-border:#bbf7d0;--color-warning:#b45309;--color-warning-bg:#fffbeb;--color-warning-border:#fde68a;--color-danger:#b91c1c;--color-danger-bg:#fef2f2;--color-danger-border:#fecaca;--color-info:#0369a1;--color-info-bg:#f0f9ff;--color-info-border:#bae6fd;--font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--sp-1:.25rem;--sp-2:.5rem;--sp-3:.75rem;--sp-4:1rem;--sp-5:1.25rem;--sp-6:1.5rem;--sp-8:2rem;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--shadow-sm:0 1px 2px 0 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