:root{--blue:#1760ff;--blue-soft:#edf4ff;--navy:#102044;--muted:#71809a;--line:#e4eaf4;--bg:#f5f7fc;--red:#c52f49;--green:#137959;--amber:#ad7418;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--navy);font-size:15px}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}svg.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.shell{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:238px;background:#fff;border-right:1px solid var(--line);padding:32px 18px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;align-items:center;gap:12px;padding:0 12px;margin-bottom:34px;color:var(--navy);font-weight:800;font-size:22px}.brand 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