/* Flat section navigation: the selected page carries the only blue fill. */
.sidebar { padding: 24px 18px 18px; }
.sidebar .brand { margin: 0 8px 24px; }
.sidebar .brand img { display: block; width: 100%; max-width: 168px; height: auto; }
#nav { display: flex; flex-direction: column; gap: 6px; overflow-y: auto; padding-bottom: 12px; scrollbar-width: thin; }
#nav .nav-section { display: flex; flex-direction: column; gap: 3px; }
#nav .nav-section-label { padding: 20px 12px 7px; color: var(--muted); font-size: 11px; font-weight: 400; line-height: 18px; letter-spacing: 1px; }
#nav a { display: flex; align-items: center; gap: 12px; min-height: 40px; padding: 9px 12px; border-radius: 7px; background: transparent; color: var(--muted); font-size: 13px; font-weight: 400; line-height: 20px; transition: background-color .15s, color .15s; }
#nav a > svg { flex: none; box-sizing: border-box; width: 17px; height: 17px; padding: 0; border-radius: 0; background: transparent; color: currentColor; }
#nav a:hover { background: #f6f8fc; color: var(--text); }
#nav a.active { background: #2463eb; color: #fff; font-weight: 500; box-shadow: 0 4px 12px #2463eb18; }
#nav a.active > svg { background: transparent; color: currentColor; }
#nav a:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
#nav a.active::after { display: none; }
#nav .nav-footer-links { display: flex; flex-direction: column; gap: 3px; margin-top: 20px; padding-top: 12px; border-top: 1px solid var(--line); }
.sidebar-bottom { flex-shrink: 0; padding: 18px 7px 0; }
.sidebar-bottom strong { font-weight: 500; }
.sidebar-bottom .avatar { border-radius: 10px; background: #edf4ff; color: #2463eb; }
@media (min-width: 768px) {
  .sidebar { padding-bottom: 7px; }
}
@media (min-width: 768px) and (max-width: 1100px) {
  .sidebar { padding-inline: 14px; }
  .sidebar .brand { margin-inline: 4px; }
  .sidebar .brand img { max-width: 154px; }
}
@media (max-width: 767px) {
  .sidebar { position: relative; top: auto; padding: 16px; }
  .sidebar .brand { margin: 0 0 12px; }
  .sidebar .brand img { width: 140px; }
  #nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 12px; padding: 0; overflow: visible; }
  #nav > a, #nav .nav-footer-links { grid-column: 1 / -1; }
  #nav .nav-section-label { padding-top: 10px; }
  #nav .nav-section { align-self: start; }
  #nav a { min-height: 44px; padding: 10px 12px; }
  #nav .nav-footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 8px; padding-top: 10px; }
}
@media (prefers-reduced-motion: reduce) { #nav a { transition: none; } }