:root{--primary: #14B8A6;--primary-light: #2DD4BF;--primary-dark: #0D9488;--primary-bg: #F0FDFA;--success: #52C41A;--warning: #FAAD14;--error: #FF4D4F;--info: #4A90D9;--text-primary: #1A1A1A;--text-secondary: #666666;--text-muted: #999999;--bg: #F0F2F5;--bg-white: #FFFFFF}*{margin:0;padding:0;box-sizing:border-box}html,body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,Helvetica Neue,sans-serif;font-size:14px;color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{height:100vh}.login-container{height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0fdfa,#e6fffa,#f0f2f5)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d9d9d9;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#bfbfbf}