:root{--ink:#172120;--muted:#667370;--line:#dce3e1;--surface:#fff;--canvas:#f4f7f6;--brand:#176b63;--brand-dark:#163b3a;--brand-hover:#1d8076;--amber:#c97918;--danger:#b5443c;--success:#2d7b50}*{box-sizing:border-box}#app,body,html{width:100%;min-width:320px;height:100%;margin:0}body{color:var(--ink);background:var(--canvas);font-family:Microsoft YaHei,PingFang SC,Arial,sans-serif;font-size:14px;letter-spacing:0;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit;letter-spacing:0}.page-title{margin:0;color:var(--ink);font-size:22px;line-height:32px;letter-spacing:0}.page-subtitle{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:20px}.el-alert,.el-button,.el-card,.el-input__inner{border-radius:4px}.el-button--primary{border-color:var(--brand);background:var(--brand)}.el-button--primary:focus,.el-button--primary:hover{border-color:var(--brand-hover);background:var(--brand-hover)}