*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-white:#fff;--color-bg:#f7f8fa;--color-surface:#fff;--color-border:#e5e7eb;--color-text-primary:#111827;--color-text-secondary:#6b7280;--color-accent:#2563eb;--color-accent-light:#eff6ff;--color-success:#059669;--color-success-light:#ecfdf5;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--shadow-sm:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 16px #00000014}body{background-color:var(--color-bg);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6}input,select,textarea,button{font-family:inherit}