/* ===== MOBILE BOTTOM NAV, HEADER & SWITCHER ===== */
#mobile-level-selector {
  background: #f1f5f9;
  border-radius: 12px;
  padding: 4px;
  gap: 0;
  border: 1px solid #e2e8f0;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.03);
}

#mobile-level-selector button {
  border: none !important;
  border-radius: 8px !important;
  padding: 6px 12px !important;
  font-size: 10px !important;
  letter-spacing: 0.5px;
  font-weight: 700 !important;
  transition: all 0.2s ease;
  background: transparent !important;
  color: #64748b !important;
  box-shadow: none !important;
}

#mobile-level-selector button.active {
  background: #ffffff !important;
  color: #0B8F72 !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.02) !important;
}