:root{--color-primary: #2185d0;--color-primary-dark: #1678c2;--color-success: #21ba45;--color-error: #db2828;--color-warning: #f2711c;--color-bg: #f5f5f5;--color-surface: #ffffff;--color-text: #333333;--color-text-light: #666666;--color-border: #dcdcdc;--radius: 10px;--shadow: 0 2px 6px rgba(0, 0, 0, .1)}html,body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;background:var(--color-bg);color:var(--color-text)}