.footer {
  position: relative;
  overflow: hidden;
}

.footer__upper {
  padding: 11.5rem 0 0;
  height: 49.7rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
}

@media (max-width: 768px) {
  .footer__upper {
    padding: 4.9rem 0 0;
    height: 48.1rem;
  }
}

.footer__upper-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 49.7rem;
}

@media (max-width: 768px) {
  .footer__upper-background {
    height: 48.1rem;
  }
}

.footer__upper-background-mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 49.7rem;
  background: #1a1a1a;
  opacity: 0.6;
}

.footer__upper-title-english {
  font-family: "Roboto";
  font-size: 3rem;
  letter-spacing: 0.02em;
  z-index: 2;
}

@media (max-width: 768px) {
  .footer__upper-title-english {
    font-size: 2rem;
  }
}

.footer__upper-title {
  margin: 3.5rem 0 0;
  font-weight: 700;
  font-size: 3.6rem;
  letter-spacing: 0.02em;
  z-index: 2;
}

@media (max-width: 768px) {
  .footer__upper-title {
    margin: 1.6rem 0 0;
    font-size: 2.4rem;
  }
}

.footer__upper-text {
  margin: 4.6rem 0 0;
  font-weight: 500;
  z-index: 2;
}

@media (max-width: 768px) {
  .footer__upper-text {
    margin: 3.8rem 0 0;
    text-align: center;
    line-height: 1.571;
    font-size: 1.4rem;
  }
}

.footer__upper-list {
  margin: 4.7rem 0 0;
  display: flex;
  gap: 4.2rem;
  z-index: 2;
}

@media (max-width: 768px) {
  .footer__upper-list {
    margin: 3.4rem 0 0;
    flex-direction: column;
    gap: 2.4rem;
  }
}

.footer__upper-list-item-link {
  width: 44.7rem;
  height: 9rem;
  background: #fff;
  border-radius: 53px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.footer__upper-list-item-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom right, #0b7ad9, #35bede);
  border-radius: 53px;
  transition: 0.5s all;
  opacity: 0;
}
@media (max-width: 768px) {
  .footer__upper-list-item-link {
    width: 34.2rem;
    height: 6.4rem;
  }
}
.footer__upper-list-item-link:hover::before {
  opacity: 1;
}

.footer__upper-list-item-link:hover .footer__upper-list-item-link-text {
  color: #fff;
  transition: 0.5s all;
  z-index: 2;
}

.footer__upper-list-item-link:hover .footer__upper-list-item-link-icon--tel-blue {
  display: none;
}

.footer__upper-list-item-link:hover .footer__upper-list-item-link-icon--tel-white {
  display: block;
}

.footer__upper-list-item-link:hover .footer__upper-list-item-link-icon--mail-blue {
  display: none;
}

.footer__upper-list-item-link:hover .footer__upper-list-item-link-icon--mail-white {
  display: block;
}

.footer__upper-list-item-link-icon {
  margin: 0.3rem 0 0;
  width: 2.7rem;
  transition: 0.5s all;
  z-index: 2;
}

@media (max-width: 768px) {
  .footer__upper-list-item-link-icon--tel {
    width: 1.7rem;
  }
}

.footer__upper-list-item-link-icon--tel-white {
  display: none;
}

.footer__upper-list-item-link-icon--mail-white {
  display: none;
}

.footer__upper-list-item-link-text {
  color: #1a1a1a;
  font-weight: 700;
  font-size: 2.4rem;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .footer__upper-list-item-link-text {
    font-size: 1.6rem;
  }
}

.footer__upper-list-item-link-text--1 {
  font-size: 2.7rem;
}

@media (max-width: 768px) {
  .footer__upper-list-item-link-text--1 {
    font-size: 1.6rem;
  }
}

.footer__upper-list-item-text {
  margin: 2.6rem auto 0;
  width: fit-content;
  color: #fff;
  font-weight: 500;
  font-size: 1.4rem;
}

@media (max-width: 768px) {
  .footer__upper-list-item-text {
    margin: 1.1rem auto 0;
    font-size: 1.2rem;
  }
}

@media (max-width: 768px) {
  .footer__upper-list-item-link-icon--mail {
    width: 2.3rem;
  }
}

.footer__lower {
  position: relative;
  padding: 8rem 0 5.7rem;
  background: #e9ecef;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}

@media (max-width: 768px) {
  .footer__lower {
    padding: 3.6rem 0 4.1rem;
  }
}

.footer__lower-background {
  position: absolute;
  top: 0;
  right: 0;
  width: 67.982rem;
}

@media (max-width: 768px) {
  .footer__lower-background {
    top: revert;
    bottom: 0;
    width: 22.9rem;
  }
}

.footer__lower-logo {
  width: 26.8rem;
}

@media (max-width: 768px) {
  .footer__lower-logo {
    width: 16.8rem;
  }
}

.footer__lower-list {
  position: relative;
  margin: 8rem 0 0;
  display: flex;
  justify-content: center;
  font-weight: 500;
  letter-spacing: 0;
}

@media (max-width: 768px) {
  .footer__lower-list {
    margin: 2.4rem 0 0;
    width: 34.1rem;
    flex-direction: column;
  }
}

.footer__lower-list-item {
  margin: 0 0 0 7.5rem;
}

.footer__lower-list-item--1 {
  margin: 0;
}

@media (max-width: 768px) {
  .footer__lower-list-item {
    margin: 0;
    padding: 1.7rem 0 2rem;
    border-bottom: 1px solid #c2c2c3;
  }
}

.footer__lower-list-item--2 {
  margin: 0 0 0 5.9rem;
}

@media (max-width: 768px) {
  .footer__lower-list-item--2 {
    margin: 0;
  }
}

.footer__lower-list-item--2-list {
  margin: 3.1rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  font-weight: 400;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .footer__lower-list-item--2-list {
    margin: 2rem 0 0;
    gap: 2rem;
  }
}

.footer__lower-list-item--3 {
  margin: 0 0 0 -1rem;
}

@media (max-width: 768px) {
  .footer__lower-list-item--3 {
    margin: 0;
  }
}

.footer__lower-list-item--6-link--2 {
  margin: 6.4rem 0 0;
  display: block;
}

.footer__lower-copyright {
  margin: 10.1rem 0 0;
  color: #959595;
  font-size: 1.2rem;
  letter-spacing: 0;
}

@media (max-width: 768px) {
  .footer__lower-copyright {
    margin: 2.5rem 0 0;
  }
}