:root{font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,system-ui,sans-serif;color:#102342;background:#eef5fd;font-synthesis:none;--blue: #0966ed;--blue-deep: #0057df;--ink: #102342;--green: #09ad9a}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#eef5fd;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button{color:inherit}.admin-shell{min-height:100vh;display:grid;grid-template-columns:232px 472px minmax(600px,1fr);background:#eef5fd;overflow:hidden}.sidebar{position:relative;z-index:3;min-height:100vh;background:#fff;border-right:1px solid #dce6f1;box-shadow:4px 0 18px #254b7c0a;display:flex;flex-direction:column}.brand{height:96px;display:flex;align-items:center;padding:0 23px;font-size:20px;line-height:1.2;font-weight:750;letter-spacing:-.4px;white-space:nowrap}.sidebar nav{padding:3px 0}.sidebar nav button{width:100%;height:74px;padding:0 26px;border:0;border-left:4px solid 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