.section-intro {
  padding-top: 50px;
}
@media (min-width: 897px) {
  .section-intro {
    padding-top: 90px;
  }
}
.section-intro .headline-catch::before,
.section-intro .headline-catch::after {
  height: 40px;
  margin-bottom: -10px;
}
.section-intro .headline-catch::before {
  margin-right: 5px;
}
.section-intro .headline-catch::after {
  margin-left: 5px;
}
.section-intro .headline__title {
  font-size: 3.6rem;
}

.intro {
  padding-top: 30px;
}
.intro-explan-wrap {
  position: relative;
  height: 370px;
}
.intro-explan__img {
  position: absolute;
  right: calc(50% - 40px);
  max-width: 260px;
  width: 100%;
}
.intro-explan {
  position: absolute;
  left: calc(50% - 20px);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  max-width: 200px;
  width: 100%;
}
.intro-parts {
  width: 100%;
}
.intro__name {
  background-color: #C30D23;
  border-radius: 50px;
  padding: 5px 10px;
  color: #fff;
  margin-inline: auto;
  max-width: 160px;
  font-size: 1.5rem;
  text-align: center;
}
.intro__text {
  background-color: rgba(255, 255, 255, 0.7);
  border-radius: 10px;
  padding: 6px 8px;
}
@media (min-width: 897px) {
  .intro__text {
    white-space: nowrap;
  }
}
.intro-define {
  display: flex;
  flex-wrap: wrap;
  margin-inline: auto;
  margin-top: 10px;
  width: 26%;
}
@media (max-width: 896px) {
  .intro-define {
    width: 80%;
  }
}
.intro-define__title::after, .intro-define__detail::before {
  content: "";
  display: inline-block;
  height: 1px;
  background-color: #282828;
  width: 10px;
  vertical-align: middle;
}
.intro-define__title:last-of-type::after, .intro-define__detail:last-of-type::before {
  width: 20px;
}
.intro-define__title {
  color: #C30D23;
  font-weight: bold;
}
.intro__img02 {
  margin-inline: auto;
}
@media (min-width: 897px) {
  .intro__img02 {
    max-width: 50%;
  }
}

.section-purify .headline-catch::before,
.section-purify .headline-catch::after,
.section-heating .headline-catch::before,
.section-heating .headline-catch::after,
.section-detail .headline-catch::before,
.section-detail .headline-catch::after,
.section-option .headline-catch::before,
.section-option .headline-catch::after {
  height: 30px;
}
.section-purify .headline-catch::before,
.section-heating .headline-catch::before,
.section-detail .headline-catch::before,
.section-option .headline-catch::before {
  margin-right: 10px;
}
.section-purify .headline-catch::after,
.section-heating .headline-catch::after,
.section-detail .headline-catch::after,
.section-option .headline-catch::after {
  margin-left: 10px;
}

.purify__step {
  font-size: 1.7rem;
}
.purify__step span {
  font-size: 7rem;
}
.purify__img:not(.filter) {
  margin-inline: auto;
}
@media (min-width: 897px) {
  .purify__img:not(.filter) {
    max-width: 50%;
  }
}
@media (min-width: 897px) {
  .purify__text {
    text-align: center;
  }
}
.purify .filter01,
.purify .filter03,
.purify .filter04 {
  position: relative;
}
.purify-texts {
  position: absolute;
  bottom: 0;
  width: 100%;
}
.purify__step {
  font-weight: bold;
  line-height: 0.6;
}
.purify__step span {
  line-height: 0;
}
.purify__name {
  color: #fff;
  line-height: 1.25;
  font-size: 1.7rem;
  padding: 11px 15px;
}
.purify .filter {
  position: absolute;
  z-index: 1;
  max-width: 82px;
  right: 0;
  bottom: -10px;
}

@media (min-width: 897px) {
  .filter01,
  .filter03,
  .filter04 {
    max-width: 500px;
    margin-inline: auto;
  }
}

.filter01 {
  height: 130px;
}
@media (min-width: 897px) {
  .filter01 {
    height: 200px;
  }
}
.filter01 .purify__step {
  color: #3BB4CB;
}
.filter01 .purify__name {
  background-color: #3BB4CB;
}

.filter03 {
  height: 190px;
}
.filter03 .filter {
  left: 0;
}
.filter03 .purify__step {
  color: #029AFE;
  text-align: right;
}
.filter03 .purify__name-wrap {
  background-color: #029AFE;
  padding: 11px 15px;
}
.filter03 .purify__text {
  color: #fff;
  padding-left: 80px;
  text-align: left;
}
.filter03 .purify__name {
  padding: 0 0 0 80px;
}

.filter04 {
  height: 140px;
}
.filter04 .purify__step {
  color: #FB7734;
}
.filter04 .purify__name {
  background-color: #FB7734;
}

.heating {
  padding-top: 20px;
}
.heating__text {
  font-size: 1.7rem;
  text-align: center;
}
.heating-list {
  margin-top: 20px;
  margin-inline: auto;
  width: fit-content;
}
.heating-item {
  text-indent: -1.25em;
  margin-left: 1em;
}
.heating-item::before {
  content: url(../img/intro/heating-icon.svg);
  margin-right: 6px;
  vertical-align: middle;
}
.heating__img {
  max-width: 300px;
  margin-inline: auto;
  margin-top: 10px;
}

.usable {
  margin-top: 50px;
  margin-inline: auto;
  width: fit-content;
}
.usable .headline__title {
  text-align: center;
  display: block;
  font-size: 2.2rem;
}
.usable-wrap {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 10px;
}
.usable-texts {
  max-width: 350px;
}
.usable-wrap + .usable-wrap {
  margin-top: 30px;
}
.usable__img {
  max-width: 120px;
  width: 100%;
}
.usable__title {
  color: #C30D23;
  font-size: 1.7rem;
}

.detail__img {
  margin-inline: auto;
}
@media (min-width: 897px) {
  .detail__img {
    max-width: 50%;
  }
}
.detail-define {
  width: fit-content;
  margin-inline: auto;
  margin-top: 10px;
}
.detail__title {
  font-weight: bold;
  text-align: center;
}
.detail-define__title {
  font-weight: bold;
}
.detail__title:not(:first-of-type) {
  margin-top: 15px;
}
.detail .solid-button {
  max-width: 100%;
}
.detail .solid-button span {
  font-size: 80%;
}
.detail .flex {
  margin-top: 30px;
}
@media (max-width: 896px) {
  .detail .flex {
    flex-direction: column;
  }
}

.option__title {
  font-size: 1.7rem;
}
@media (min-width: 897px) {
  .option__title {
    text-align: center;
  }
}
.option .flex {
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.option .option01 .flex,
.option .option02 .flex {
  margin-top: 10px;
}
.option .option01 {
  margin-top: 30px;
}
.option .option01 .option__img img {
  max-height: 120px;
}
.option .option02,
.option .option03 {
  margin-top: 50px;
}
.option .option02 .option__img {
  max-width: 135px;
}
.option .option02 .option__img.img02 {
  max-width: 165px;
}
@media (max-width: 896px) {
  .option .option03 .option__title {
    margin-bottom: -30px;
  }
}
.option .option03 .flex {
  align-items: flex-end;
}
.option .option03 .option__img:first-of-type {
  max-width: 180px;
  margin-bottom: 15px;
}
.option .option03 .option__img:last-of-type {
  max-width: 110px;
}
.option .solid-button {
  margin-top: 50px;
}
@media (max-width: 896px) {
  .option .solid-button {
    max-width: 100%;
  }
}/*# sourceMappingURL=intro.css.map */