:root{--ink:#17221f;--muted:#78827f;--line:#e7ebe9;--soft:#f5f7f6;--paper:#fff;--rail:#172420;--green:#23a56f;--green-dark:#15845a;--green-soft:#e4f6ee;--danger:#c95454;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{color:var(--ink);background:#e9eeeb;min-width:320px;margin:0}button,input,textarea,select{font:inherit}button{color:inherit}.app-shell{background:var(--paper);border:1px solid #19322a14;border-radius:18px;grid-template-columns:72px 340px 1fr;width:min(1440px,100vw - 48px);height:min(900px,100vh - 48px);min-height:650px;margin:24px auto;display:grid;overflow:hidden;box-shadow:0 26px 70px #1e372e24}.rail{background:var(--rail);color:#d7e2de;flex-direction:column;align-items:center;padding:22px 0 18px;display:flex}.avatar{color:#fff;border:0;border-radius:13px;flex:0 0 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