/* ===============================
   NAVIGATION MENU (shared structure)
=============================== */

.menu-container,
.sub-menu-container {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-container {
  display: flex;
  align-items: center;
  gap: 24px;
}

.menu-item {
  position: relative;
}

.menu-link {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  text-decoration: none;
  white-space: nowrap;
}

/* Dropdown */
.sub-menu-container {
  position: absolute;
  top: calc(100% - 1px);
  left: 0;
  min-width: 200px;
  background: #fff;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.22s ease;
  z-index: 1000;
}

.menu-item:hover > .sub-menu-container {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Nested submenu */
.sub-menu-container .menu-item > .sub-menu-container {
  top: 0;
  left: 100%;
  transform: translateX(10px);
}

.sub-menu-container .menu-item:hover > .sub-menu-container {
  transform: translateX(0);
}

/* Mobile */
@media (max-width: 991px) {
  .menu-container {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .menu-item {
    width: 100%;
  }

  .menu-link {
    width: 100%;
    padding: 14px 16px;
    border-bottom: 1px solid #eee;
  }

  .sub-menu-container {
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    display: none;
  }

  .menu-item.open > .sub-menu-container {
    display: block;
  }

  .sub-menu-container .menu-link {
    padding-left: 32px;
  }
}