.footer {
  position: relative;
  z-index: 2;
}

.footer-cta {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
  padding-inline: 20px;
}

.footer-cta__box {
  align-items: center;
  background: #fff;
  border-radius: 5px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding-bottom: 30px;
  padding-inline: 20px;
  padding-top: 30px;
  position: relative;
  width: 100%;
}

.footer-cta__box--tel::after {
  background-image: linear-gradient(to bottom, #0092e6, rgba(78, 168, 221, 0.8));
  content: "";
  height: 100%;
  left: 0;
  pointer-events: none;
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 1;
}
.footer-cta__box--tel .c-tel-bnr {
  background-color: #fff;
  border-radius: 5px;
  height: 70px;
  justify-content: center;
  margin-top: 20px;
  max-width: 416px;
  position: relative;
  transition: color 0.3s ease;
  width: 100%;
  z-index: 2;
}
.footer-cta__box--tel .c-tel-bnr:hover {
  color: #0092e6;
  opacity: 1;
}
.footer-cta__box--tel .c-tel-bnr__icon {
  width: 64px;
}
.footer-cta__box--tel .c-tel-bnr__num {
  font-size: 22px;
  font-weight: 600;
  line-height: calc(46 / 32);
}
.footer-cta__box--tel .c-tel-bnr__bottom {
  font-size: 11px;
  font-weight: normal;
  line-height: calc(20 / 14);
}

.footer-cta__box--mail::after {
  background-image: linear-gradient(to bottom, #2876c1, rgba(79, 145, 209, 0.8));
  content: "";
  height: 100%;
  left: 0;
  pointer-events: none;
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 1;
}
.footer-cta__box--mail .c-btn-simple {
  font-size: 18px;
  font-weight: 600;
  height: 70px;
  margin-top: 20px;
  max-width: 416px;
  padding-inline: 40px;
  position: relative;
  width: 100%;
  z-index: 2;
}
.footer-cta__box--mail .c-btn-simple p {
  text-align: center;
}
.footer-cta__box--mail .c-btn-simple::after {
  height: 28px;
  width: 28px;
}
.footer-cta__bg {
  bottom: 10px;
  height: 140px;
  overflow: hidden;
  position: absolute;
  right: 10px;
  width: 140px;
  z-index: 1;
}
.footer-cta__bg img {
  -o-object-fit: contain;
     object-fit: contain;
}

.footer-cta__label {
  color: #fff;
  font-size: 22px;
  font-weight: bold;
  line-height: calc(32 / 22);
  position: relative;
  z-index: 2;
}

.footer-bottom {
  background: url(../images/footer_bg.png) no-repeat top center/cover;
  color: #fff;
  margin-top: -130px;
  padding-bottom: 100px;
  padding-inline: 20px;
  padding-top: 180px;
}

.footer-bottom__contents {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-inline: auto;
  max-width: 1140px;
}

.footer-info__logo {
  aspect-ratio: 148/48;
  overflow: hidden;
  width: 148px;
}
.footer-info__logo img {
  -o-object-fit: contain;
     object-fit: contain;
}

.footer-info__adds {
  font-size: 14px;
  font-weight: normal;
  line-height: 1.5;
  margin-top: 25px;
}
.footer-sitemap {
  -moz-column-gap: 104px;
       column-gap: 104px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  row-gap: 20px;
}

.footer-sitemap__item {
  font-size: 14px;
  font-weight: bold;
  line-height: calc(20 / 14);
  opacity: 0.8;
}

.footer-bottom__copy {
  border-top: solid 1px rgba(255, 255, 255, 0.1);
  font-size: 12px;
  font-weight: normal;
  line-height: calc(17 / 12);
  margin-top: 80px;
  opacity: 0.8;
  padding-top: 18px;
}

@media (min-width: 768px) {
  .footer-cta {
    gap: 30px;
    grid-template-columns: 1fr 1fr;
    padding-inline: 30px;
  }
  .footer-cta__box {
    padding-bottom: 87px;
    padding-top: 70px;
  }
  .footer-bottom__contents {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .footer-cta__box--tel .c-tel-bnr {
    height: 97px;
    margin-top: 35px;
  }
  .footer-cta__box--tel .c-tel-bnr__num {
    font-size: 32px;
  }
  .footer-cta__box--tel .c-tel-bnr__bottom {
    font-size: 14px;
  }
  .footer-cta__box--mail .c-btn-simple {
    height: 97px;
    margin-top: 35px;
    padding-inline: 70px 40px;
  }
  .footer-cta__bg {
    bottom: 20px;
    height: 231px;
    right: 20px;
    width: 231px;
  }
  .footer-bottom {
    padding-bottom: 145px;
    padding-top: 250px;
  }
  .footer-sitemap {
    margin-top: 7px;
  }
  .footer-bottom__copy {
    margin-top: 111px;
  }
}