:root{--ink:#14324a;--navy:#062b49;--teal:#007f7b;--light:#f2f7f8;--line:#d7e3e8;--muted:#637584;--danger:#b42318;--white:#fff;--sidebar:#111f27}*{box-sizing:border-box}body{margin:0;background:var(--light);color:var(--ink);font:15px/1.55 Arial,"Microsoft YaHei",sans-serif}.topbar{height:68px;background:var(--navy);color:#fff;display:flex;align-items:center;padding:0 28px}.brand{font-size:19px;font-weight:700;color:#fff;text-decoration:none}.inline-form{display:inline}.app-shell{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:100vh}.app-sidebar{position:sticky;top:0;display:flex;flex-direction:column;height:100vh;overflow-y:auto;padding:22px 16px;background:var(--sidebar);color:#fff}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:0 5px 22px;color:#fff;text-decoration:none;border-bottom:1px solid #ffffff19}.sidebar-brand>span:last-child{display:grid;min-width:0}.sidebar-brand strong{font-size:16px}.sidebar-brand 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