:root{--color-primary: #ff6900;--color-primary-hover: #ff8534;--color-text: #333;--color-text-secondary: #888;--color-border: #e8e8e8;--color-bg-gray: #f7f7f7;--max-width: 1200px;--header-height: 92px}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;font-family:PingFang SC,Helvetica Neue,Helvetica,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;font-size:14px;color:var(--color-text);background:#fff}a{color:inherit;text-decoration:none}a:hover{color:var(--color-primary)}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 16px}.text-primary{color:var(--color-primary)}.text-secondary{color:var(--color-text-secondary)}