.hamburger {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 200;
  background: #e02020;
  border: none;
  border-radius: 8px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.hamburger span {
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  display: block;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,.6);
  z-index: 150;
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .app { display: block !important; grid-template-columns: 1fr !important; }
  .sidebar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 260px;
    z-index: 160;
    overflow-y: auto;
  }
  .sidebar.open { display: flex !important; }
  .sidebar-overlay.open { display: block; }
  .main { padding: 16px !important; padding-top: 70px !important; width: 100% !important; }
  .metrics { grid-template-columns: repeat(2,1fr) !important; gap: 10px !important; }
  .content-grid { grid-template-columns: 1fr !important; }
  .grid { grid-template-columns: 1fr !important; }
  .toprow { flex-direction: column !important; gap: 12px !important; }
  .h1 { font-size: 20px !important; }
  .field-row { grid-template-columns: 1fr !important; }
  .m-val { font-size: 22px !important; }
}