.portal-shell{display:flex;min-height:100vh;align-items:flex-start}
.portal-shell>header,.portal-shell>footer{display:none}
.portal-shell>main{flex:1;min-width:0;width:auto;max-width:1600px;padding:44px 48px;margin:0}
.app-navigation{width:236px;flex:0 0 236px;min-height:100vh;max-height:100vh;overflow:auto;position:sticky;top:0;padding:36px 24px;background:#123b35;color:#dae9e2;display:flex;flex-direction:column}
.app-navigation .brand{font-family:Arial,sans-serif;font-size:34px;font-weight:800;letter-spacing:-1px;color:white}
.app-navigation .brand span{display:block;font-size:10px;letter-spacing:3px;margin-top:7px;color:#9cc6b6}
.app-navigation nav .nav-label{font-size:10px;letter-spacing:1.5px;margin:26px 0 10px;color:#9bb8ad}
.app-navigation nav a{display:block;background:#285348;color:white;text-decoration:none;padding:10px 12px;border-radius:8px;margin:6px 0;font-size:14px}
.app-navigation nav a[aria-current=page]{background:#d8eee4;color:#12533e;font-weight:700}
.app-navigation .aside-note{margin-top:auto;padding-top:32px;font-size:13px;line-height:1.7;color:#aac6bb}
.app-navigation .aside-note p{color:#aac6bb}.app-navigation .aside-note button{margin-top:12px}
.app-navigation a:focus-visible,.app-navigation button:focus-visible{outline:3px solid #71bda5;outline-offset:3px}
@media(max-width:900px){.portal-shell{display:block}.portal-shell>main{padding:24px 18px}.app-navigation{width:100%;max-height:none;min-height:0;position:relative;padding:18px 22px}.app-navigation nav{display:flex;flex-wrap:wrap;gap:6px}.app-navigation nav .nav-label{width:100%;margin:12px 0 0}.app-navigation nav a{margin:0}.app-navigation .aside-note{padding-top:16px;margin:0}.app-navigation .brand{font-size:26px}}
.sidebar-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.app-navigation .sidebar-toggle{padding:4px 8px;min-width:28px;min-height:36px;background:transparent;color:white;border:1px solid #527469;font-size:24px;line-height:1}
.app-navigation .nav-icon{display:none}
.app-navigation[data-collapsed=true]{width:76px;flex-basis:76px;padding:28px 12px}
.app-navigation[data-collapsed=true] .sidebar-heading{flex-direction:column;gap:12px}
.app-navigation[data-collapsed=true] .brand{font-size:30px}
.app-navigation[data-collapsed=true] .brand span,.app-navigation[data-collapsed=true] .nav-label,.app-navigation[data-collapsed=true] .nav-label-text,.app-navigation[data-collapsed=true] .sidebar-account{display:none}
.app-navigation[data-collapsed=true] nav{margin-top:20px}
.app-navigation[data-collapsed=true] nav a{padding:12px 6px;text-align:center}
.app-navigation[data-collapsed=true] .nav-icon{display:inline;font-size:12px;font-weight:bold}
.app-navigation[data-collapsed=true] .aside-note button{padding:10px 6px;font-size:12px;width:100%}
@media(max-width:900px){.app-navigation[data-collapsed=true]{width:100%;flex-basis:auto;padding:18px 22px}.app-navigation[data-collapsed=true] .sidebar-heading{flex-direction:row}.app-navigation[data-collapsed=true] nav,.app-navigation[data-collapsed=true] .aside-note{display:none}}