.mega-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100%;
  z-index: 11;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s ease;
  padding-top: var(--header-height);
  background-color: var(--color-gray-50);
  background-image: url("../img/header/mega-menu/bg.svg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.mega-menu--open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mega-menu__container {
  padding: 45px 60px 60px 60px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  height: 100%;
}

.mega-menu__columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto; 
  gap: 20px;
}

.mega-menu__column {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.mega-menu__column:nth-child(4) {
  flex-direction: row;
  justify-content: space-between;
}

.mega-menu__list,
.mega-menu__sublist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.mega-menu__sublist {
  padding-left: 25px;
  gap: 10px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: all 0.5s ease;
}

.mega-menu__subsection {
  display: flex;
  flex-direction: column;
  transition: all 0.5s ease;
}

.mega-menu__subsection--open .mega-menu__sublist {
  padding-top: 10px;
  max-height: 1000px;
  opacity: 1;
}

.mega-menu__subtitle {
  color: var(--color-black);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  cursor: pointer;
  transition: all 0.3s ease;
}

.mega-menu__subtitle:hover {
  color: var(--color-primary-hover);
}

.mega-menu__column-title,
.mega-menu__list-link--big,
.mega-menu__subtitle--big {
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-4xl);
  font-weight: 600;
  color: var(--color-primary);
  line-height: var(--line-height-tight);
  text-transform: uppercase;
}

.mega-menu__subtitle--big:hover {
  color: var(--color-primary-hover);
}

.mega-menu__list-link,
.mega-menu__sublist-link {
  color: var(--color-black);
  text-decoration: none;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  transition: all 0.3s ease;
}

.mega-menu__list-link:hover {
  color: var(--color-primary-hover);
}

.mega-menu__list-link--big {
  font-family: var(--font-family-secondary);
  font-size: var(--font-size-4xl);
  font-weight: 600;
  color: var(--color-primary);
  line-height: var(--line-height-tight);
  text-transform: uppercase;
}

.mega-menu__list-link--big:hover {
  color: var(--color-primary-hover);
}

.mega-menu__sublist-link {
  color: var(--color-gray-600);
}

.mega-menu__sublist-link:hover {
  color: var(--color-primary-hover);
}

.mega-menu__sublist-link--big {
  color: var(--color-black);
}

.mega-menu__social-lang {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 35px;
}

.mega-menu__social {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mega-menu__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-gray-300);
  transition: all 0.3s ease;
}

.mega-menu__social-link:hover {
  border-color: var(--color-primary-hover);
}

.mega-menu__social-icon {
  width: 25px;
  height: 25px;
  object-fit: contain;
}

.mega-menu__lang {
  position: relative;
  display: inline-block;
}

.mega-menu__lang-current {
  background: none;
  border: none;
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-normal);
  color: var(--color-black);
  line-height: var(--line-height-tight);
  display: flex;
  align-items: center;
  cursor: pointer;
  gap: 8px;
}

.mega-menu__lang-arrow {
  display: inline-block;
  width: 12px;
  height: 12px;
  transition: transform 0.3s;
  background: url('data:image/svg+xml;utf8,<svg fill="none" stroke="black" stroke-width="2" viewBox="0 0 12 12" xmlns="http://www.w3.org/2000/svg"><path d="M3 5l3 3 3-3"/></svg>')
    center/contain no-repeat;
}

.mega-menu__lang--open .mega-menu__lang-arrow {
  transform: rotate(180deg);
}

.mega-menu__lang-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-white);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
  padding: 8px 0;
  min-width: 70px;
  display: none;
  z-index: 11;
  overflow: hidden;
}

.mega-menu__lang--open .mega-menu__lang-dropdown {
  display: block;
}

.mega-menu__lang-option {
  background: none;
  border: none;
  width: 100%;
  padding: 8px 12px;
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-tight);
  color: var(--color-black);
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.mega-menu__lang-option:hover {
  background: var(--color-primary-light);
}

.mega-menu__column:first-child {
  grid-row: 1 / 3;
}

.mega-menu__bottom-block {
  grid-row: 2;
  grid-column: 2 / 5;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-end;
  max-height: fit-content;
  align-self: flex-end;
}

.mega-menu__apps {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;

}

.mega-menu__apps img {
  height: 30px;
  width: auto;
}

.mega-menu__quick-links {
  display: flex;
  gap: 10px;
}

.mega-menu__quick-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px; 
  text-decoration: none;
  color: var(--color-black);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-tight);
  transition: all 0.3s ease;
  max-width: 100px;
}

.mega-menu__quick-link:hover {
    color: var(--color-primary-hover); 
}

.mega-menu__quick-link-image-container {
  width: 40px;
  height: 40px;
  background-color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}


@media (max-width: 1024px) {
  .mega-menu {
    display: none;
  }
}