/* Start footer */
.footer {
  background-color: var(--secondary-color);
}

.footer__container {
  display: flex;
  flex-direction: column;
  padding: 40px 80px;
}

.footer__heading {
  display: flex;
  justify-content: space-between;
  align-items: self-start;
}

.footer__title .title-desktop {
  display: block;
  font-size: 48px;
  text-transform: none;
  color: var(--white-color);
  margin-bottom: 0;
}

.footer__title .title-mobile {
  display: none;
}

.footer__heading .footer__social {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer__heading .footer__social {
  text-decoration: none;
}

.footer__heading .footer__social a img {
  width: 20px;
}

.footer__heading .footer__social .zalo {
  width: 40px;
  object-fit: contain;
}

.footer__content {
  display: flex;
  flex-direction: column;
  padding-top: 40px;
}

.footer__province ul {
  margin-bottom: 0;
  padding-left: 0;
  list-style-type: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.footer__province ul li {
  padding: 25px 36px 31px 24px;
  display: flex;
  gap: 20px;
}

.province-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.province-header a {
  text-decoration: none;
  color: var(--white-color);
  font-weight: 400;
}

.province-header img {
  width: 16px;
}

.footer__info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  color: var(--white-color);
}

.footer__info .footer-item {
  padding: 24px 111px 25px 25px;
  background-color: var(--primary-color);
  min-height: 186px;
}

.footer__province ul li.active {
  background-color: var(--primary-color);
}

.footer__province ul li.active a {
  color: var(--white-color);
}

.footer__province ul li .arrow-icon {
  transition: transform 0.3s ease;
}

.footer__province ul li.active .arrow-icon {
  transform: rotate(90deg);
}

.footer-item:nth-child(1) h6 {
  margin-bottom: 30px;
}

.footer-item:nth-child(2) {
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.footer__coppyright {
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--white-color);
  font-size: 18px;
  line-height: 22px;
}

.footer-item.fade {
  opacity: 0;
  transition: opacity 0.4s ease;
}

.footer-item.fade.show {
  opacity: 1;
}

@keyframes slideUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  0% {
    opacity: 0;
    transform: translateY(-30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideLeft {
  0% {
    opacity: 0;
    transform: translateX(30px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

.province-detail {
  display: none;
}

.animate {
  animation-duration: 0.8s;
  animation-fill-mode: both;
}

@media (max-width: 768px) {
  .footer__container {
    display: flex;
    flex-direction: column;
    padding: 40px 20px;
  }
  .footer__heading {
    display: flex;
    flex-direction: column;
  }

  .footer__title .title-desktop {
    display: none;
  }
  .footer__title .title-mobile {
    display: block;
    font-size: 32px;
    color: var(--white-color);
    text-transform: none;
    margin-bottom: 12px;
  }

  .footer__heading .footer__social {
    display: flex;
    align-items: center;
    gap: 28px;
  }
  .footer__province ul {
    display: flex;
    flex-direction: column;
    gap: 0px;
  }

  .footer__province ul li {
    display: flex;
    flex-direction: column;
    padding: 20px 40px;
    border-bottom: 1px solid var(--white-color);
    position: relative;
  }
  .province-header {
    display: flex;
    justify-content: flex-start;
    gap: 20px;
  }
  .province-header a {
    color: #fff;
    font-size: 16px;
    text-decoration: none;
    font-weight: 500;
  }

  .province-header img.arrow-icon {
    width: 14px;
    height: 14px;
    transition: transform 0.3s ease;
  }

  .footer__province ul li.active img.arrow-icon {
    transform: rotate(90deg);
  }

  .province-detail {
    max-height: 0;
    overflow: hidden;
    transform: translateY(-20px);
    opacity: 0;
    transition: max-height 0.5s ease, opacity 0.5s ease, transform 0.5s ease;
    color: #fff;
    font-size: 14px;
  }

  .province-detail h6 {
    margin-bottom: 20px;
    font-size: 16px;
  }

  .province-detail p {
    font-size: 16px;
    margin-bottom: 24px;
  }

  .footer__province ul li.active .province-detail {
    max-height: 1000px;
    display: block;
    transform: translateY(0);
    opacity: 1;
  }
  .footer__province ul li.active {
    border-bottom: 1px solid var(--white-color);
  }
  .footer__province ul li.active .province-header {
    margin-bottom: 40px;
  }
  .footer__info .footer-item {
    display: none;
  }
  .footer__coppyright {
    display: flex;
    flex-direction: column;
    font-size: 16px;
    align-items: flex-start;
    padding-left: 20px;
    gap: 6px;
  }
}

/* End footer */