:root{--color-bg:#fafafa;--color-accent:#e86e53;--color-accent-hover:#d55a43;--color-text:#333;--color-text-secondary:#666;--color-border:#e0e0e0;--color-white:#fff}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.ant-btn-primary{background-color:var(--color-accent)!important;border-color:var(--color-accent)!important}.ant-btn-primary:hover{background-color:var(--color-accent-hover)!important;border-color:var(--color-accent-hover)!important}