:root{--sidebar-width:240px;--color-sidebar:#1e293b;--color-sidebar-hover:#2d3d50;--color-sidebar-active-bg:rgba(59,130,246,0.15);--color-sidebar-active-border:#3b82f6;--color-sidebar-text:#94a3b8;--color-sidebar-text-active:#f1f5f9;--color-accent:#3b82f6;--color-accent-dark:#2563eb;--color-accent-light:#eff6ff;--color-bg:#f8fafc;--color-card:#ffffff;--color-border:#e2e8f0;--color-border-light:#f1f5f9;--color-text-primary:#0f172a;--color-text-secondary:#64748b;--color-text-muted:#94a3b8;--color-success:#16a34a;--color-success-bg:#dcfce7;--color-warning:#d97706;--color-warning-bg:#fef3c7;--color-danger:#dc2626;--color-danger-bg:#fef2f2;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow-md:0 1px 3px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.04);--shadow-lg:0 4px 24px rgba(0,0,0,0.08)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--color-bg);color:var(--color-text-primary);line-height:1.5}a{color:inherit;text-decoration:none}button{font-family:inherit}input,select,textarea{font-family:inherit;font-size:inherit}code{font-family:SF Mono,Fira Code,Cascadia Code,monospace}