/* ===== SMART CENTER — Footer Mega Menu ===== */

.navigation {
  width: 100%;
  font-family: inherit;
}

.navigation .mainmenu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.navigation .mainmenu > li {
  position: relative;
  flex: 1 1 auto;
}

/* Judul kategori (UNAIR PAGES, CYBER UNAIR, dst) */
.navigation .mainmenu a.titleSubmenu {
  display: block;
  padding: 10px 14px;
  background-color: transparent;
  color: rgba(255, 255, 255, 0.92);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 6px;
  transition: background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}

.navigation .mainmenu a.titleSubmenu:hover,
.navigation .mainmenu li:hover > a.titleSubmenu {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
}

/* Dropdown panel */
.navigation .submenu {
  list-style: none;
  margin: 0;
  padding: 8px;
  position: absolute;
  left: 0;
  top: calc(100% + 6px);
  min-width: 230px;
  background: #2f5c4d; /* teal gelap, senada gradasi footer */
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 50;
}

.navigation .mainmenu li:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.navigation .submenu a {
  display: block;
  padding: 8px 12px;
  background-color: transparent;
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  font-weight: 400;
  text-decoration: none;
  border-radius: 5px;
  border-left: 2px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, padding-left 0.2s ease;
}

.navigation .submenu a:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-left-color: #8fd6b8; /* aksen hijau terang */
  color: #ffffff;
  padding-left: 16px;
}

/* Link yang belum aktif */
.navigation .disabled-link {
  opacity: 0.45;
  pointer-events: none;
  cursor: not-allowed;
}

/* Responsif — mobile & tablet */
@media (max-width: 768px) {
  .navigation .mainmenu {
    flex-direction: column;
    gap: 4px;
  }

  .navigation .mainmenu > li {
    width: 100%;
  }

  .navigation .submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    box-shadow: none;
    margin-top: 4px;
    width: 100%;
  }

  .navigation .mainmenu li.active .submenu,
  .navigation .mainmenu li:hover .submenu {
    display: block;
  }
}