/* assets/layout.css */
:root {
  --topbar-h: 64px;  /* keep in sync with your navbar height */
  --sidebar-w: 260px;
}

/* fixed sidebar that starts below the topbar */
.sidebar-fixed {
  position: fixed;
  top: var(--topbar-h);
  bottom: 0;
  left: 0;
  width: var(--sidebar-w);
  overflow-y: auto;
  background: #ffffff;
  border-right: 1px solid rgba(0,0,0,.05);
}

/* main page content area */
.main-content {
  margin-left: var(--sidebar-w);
  padding: 1rem;
}