:root{--primary: #5B5BD6;--primary-hover: #4A4AC4;--primary-light: #EFEEFE;--accent: #FF7D00;--success: #00B42A;--error: #F53F3F;--t1: #1D2129;--t2: #4E5969;--t3: #86909C;--t4: #C9CDD4;--b1: #E5E6EB;--b2: #F2F3F5;--bg: #F7F8FA;--white: #fff;--shadow1: 0 1px 2px rgba(0,0,0,.06);--shadow2: 0 4px 16px rgba(0,0,0,.08)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--t1);-webkit-font-smoothing:antialiased}button{cursor:pointer;font-family:inherit}a{color:var(--primary);text-decoration:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:var(--b1);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--t4)}