@charset "UTF-8";
/* ===================================================================
CSS Document
file name  :top.css
style info : TOP Page Style
=================================================================== */
@import url("https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap");
main {
  color: #2C2C34;
  font-size: 1.4rem;
  line-height: 1.75;
  font-weight: 500;
}

#wrap {
  padding-top: 0 !important;
}

.l-header {
  background-color: transparent;
}
.l-header__menu-link {
  color: #FFF;
}
.l-header__menu-link.is-contact {
  background: #FFF;
  color: #0095fe !important;
}
.l-header__logo .st0 {
  fill: #FFF !important;
}
.l-header__hamburger span {
  background: #FFF;
}

.l-inner02 {
  max-width: 968px;
  margin: 0 auto;
  padding: 0 5%;
  box-sizing: content-box;
}

.mv {
  position: relative;
}
.mv__img {
  position: relative;
}
.mv__contents {
  position: absolute;
  padding-top: 32vw;
  padding-left: 8vw;
  inset: 0;
}
.mv__ttl {
  color: #fff;
  font-size: 8vw;
}
.mv__ttl > span {
  font-size: 6.6666666667vw;
}

.intro {
  overflow: hidden;
  background-color: #ecf0f7;
}
.intro__ttl {
  font-weight: 700;
  letter-spacing: 0.03em;
  text-align: center;
}
.intro__ttl .is-background {
  background: -webkit-gradient(linear, left top, left bottom, color-stop(60%, transparent), color-stop(60%, rgba(25, 156, 244, 0.2)));
  background: linear-gradient(top, transparent 60%, rgba(25, 156, 244, 0.2) 60%);
}
.intro__ttl .is-color {
  color: #1c49ce;
}
.intro__img {
  position: relative;
}
.intro__heading {
  position: relative;
  background: url(/assets/img/hydrocarbon-type/bg_decoration01.svg) no-repeat left 13.175vw top 80px/auto auto;
}
.intro__heading::before {
  content: "";
  position: absolute;
  width: 185px;
  right: -48px;
  bottom: 20px;
  aspect-ratio: 1/1;
  background: url(/assets/img/hydrocarbon-type/bg_decoration02.svg) no-repeat center center/contain;
}
.intro__body {
  background-color: #def0ff;
}
.intro__body::before {
  display: block;
  -webkit-clip-path: polygon(0 0, 100% 0, 50% 100%);
          clip-path: polygon(0 0, 100% 0, 50% 100%);
  width: 100%;
  background-color: #ecf0f7;
  content: "";
}
.intro__links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.intro__links-item {
  gap: 7px;
  -webkit-box-align: center;
          align-items: center;
  padding: 10px 10px 15px;
  border-radius: 20px;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.3;
  text-align: center;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.intro__links-item:hover {
  opacity: 0.7;
}
.intro__links-item:hover::after {
  translate: 0 30%;
}
.intro__links-item:nth-child(2n-1) {
  background-color: #61b4f8;
}
.intro__links-item:nth-child(2n) {
  background-color: #2195f5;
}
.intro__links-item::after {
  display: block;
  aspect-ratio: 17/11;
  width: 15px;
  background-color: #fff;
  content: "";
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-mask: url(/assets/img/hydrocarbon-type/img_intro_links_arrow.svg) no-repeat center/contain;
          mask: url(/assets/img/hydrocarbon-type/img_intro_links_arrow.svg) no-repeat center/contain;
}

.cards {
  padding: 120px 0 0;
  background-color: #def0ff;
}
.cards__item:nth-child(1) {
  background: url(/assets/img/hydrocarbon-type/bg_decoration03.svg) no-repeat left -23px center/auto;
}
.cards__item:nth-child(2) {
  background: url(/assets/img/hydrocarbon-type/bg_decoration04.svg) no-repeat right 17vw top 43px/auto, url(/assets/img/hydrocarbon-type/bg_decoration05.svg) no-repeat left -12.5vw bottom/auto, url(/assets/img/hydrocarbon-type/bg_decoration06.svg) no-repeat right 1.66vw bottom 231px/auto;
}
.cards__item:nth-child(3) {
  background: url(/assets/img/hydrocarbon-type/bg_decoration07.svg) no-repeat right 4.3vw top 505px/auto, url(/assets/img/hydrocarbon-type/bg_decoration08.svg) no-repeat left 9px top 1190px/auto, url(/assets/img/hydrocarbon-type/bg_decoration09.svg) no-repeat right 2.7vw bottom 682px/auto;
}
.cards__item:nth-child(4) {
  background: url(/assets/img/hydrocarbon-type/bg_decoration10.svg) no-repeat left 23vw top 19px/auto, url(/assets/img/hydrocarbon-type/bg_decoration11.svg) no-repeat right -2.29vw top 10px/auto, url(/assets/img/hydrocarbon-type/bg_decoration13.svg) no-repeat left 3.125vw bottom 224px/auto;
}
.cards__item:nth-child(5) {
  background: url(/assets/img/hydrocarbon-type/bg_decoration14.svg) no-repeat left -49px bottom -40px/auto;
}
.cards .card {
  padding: 30px 4%;
  border-radius: 8px;
  background-color: #fff;
}
.cards .card__ttl {
  position: relative;
  margin-bottom: 20px;
  font-weight: 700;
  line-height: 1.5;
}
.cards .card__ttl span {
  color: #0c4dd3;
}
.cards .card__ttl::before {
  position: absolute;
  top: 50%;
  border-radius: 0 100vw 100vw 0;
  background-color: #0c4dd3;
  content: "";
  height: 1.5em;
  width: 20px;
  left: -4%;
  translate: 0 -50%;
}
.cards .card__txt + .card__txt {
  margin-top: 1.7em;
}
.cards .card__row {
  display: grid;
  gap: 10px 10px;
}
.cards .card__btn {
  display: grid;
  position: relative;
  min-height: 100px;
  background: -webkit-gradient(linear, left top, left bottom, from(#0c4dd3), to(#2195f5));
  background: linear-gradient(#0c4dd3 0%, #2195f5 100%);
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  place-items: center;
  overflow: hidden;
  border-radius: 6px;
}
.cards .card__btn::after {
  content: "";
  position: absolute;
  aspect-ratio: 12/20;
  -webkit-mask: url(/assets/img/hydrocarbon-type/img_contact_btn_arrow.svg) no-repeat center/contain;
          mask: url(/assets/img/hydrocarbon-type/img_contact_btn_arrow.svg) no-repeat center/contain;
  background-color: #FFF;
  right: 5%;
  top: 50%;
  translate: 0 -50%;
  width: 13px;
}
.cards .card__btn::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  content: "";
  background: url(/assets/img/hydrocarbon-type/img_card_btn_bg.png) no-repeat center/auto;
  mix-blend-mode: multiply;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.cards .card__btn span {
  display: block;
  position: relative;
  color: #fff;
  line-height: 1.53;
  text-align: center;
}
.cards .card__img {
  text-align: center;
}
.cards .chart {
  display: -webkit-box;
  display: flex;
}
.cards .chart__wrap {
  padding: 20px 20px;
  overflow: auto;
  background-color: #f0f8fe;
}
.cards .chart__item.pc-none img {
  width: 100%;
}
.cards .chart__item-ttl {
  margin-bottom: 12px;
  font-size: 1.8rem;
}
.cards .chart__item-ttl span {
  display: inline-block;
  width: 24px;
  height: 24px;
  margin: -3px 5px 0 0;
  border-radius: 50%;
  background: #0047d6;
  color: #fff;
  font-size: 1.3rem;
  text-align: center;
  vertical-align: middle;
}
.cards .chart__list li:last-of-type {
  margin-bottom: 0;
}
.cards .chart__list li:nth-of-type(1) a {
  background: #0a78da;
}
.cards .chart__list li:nth-of-type(2) a {
  background: #0ebdff;
}
.cards .chart__list li:nth-of-type(3) a {
  background: #299cc6;
}
.cards .chart__list a {
  display: block;
  position: relative;
  width: 240px;
  padding: 20px 20px;
  border-radius: 5px;
  color: #fff;
  font-size: 1.8rem;
  line-height: 1.4;
  -webkit-transition: opacity 0.5s ease;
  transition: opacity 0.5s ease;
}
.cards .chart__list a span {
  position: absolute;
  right: 14px;
  bottom: 10px;
  font-style: italic;
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.2em;
}
.cards .chart__list a span::before {
  position: absolute;
  top: 65%;
  left: -26px;
  width: 14px;
  height: 1px;
  background: #fff;
  content: "";
  -webkit-transition: 0.3s ease;
  transition: 0.3s ease;
}
.cards .chart__list a span::after {
  position: absolute;
  top: 8px;
  left: -16px;
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
  width: 6px;
  border-top: 1px solid #fff;
  content: "";
  -webkit-transition: 0.3s ease;
  transition: 0.3s ease;
}
.cards .chart__list a:hover {
  opacity: 0.7;
}
.cards .chart__list a:hover span::before {
  width: 21px;
}
.cards .chart__list a:hover span::after {
  left: -9px;
}
.cards .formula {
  background: #FFF;
  padding: 20px;
  font-size: 1.9rem;
  font-weight: 500;
}
.cards .formula__txt-small {
  display: block;
  font-size: 1.3rem;
  font-weight: 400;
}
.cards .formula span {
  line-height: 1.4;
}
.cards .formula b {
  color: #0095fe;
  display: inline-block;
  margin: 0 8px;
}
.cards .formula strong {
  font-size: 1.8rem;
}
.cards .layout01 {
  display: -webkit-box;
  display: flex;
  gap: 4.5%;
  -webkit-box-align: center;
          align-items: center;
  counter-increment: number;
}
.cards .layout01:nth-child(2n) {
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
          flex-direction: row-reverse;
}
.cards .layout01__wrap {
  display: grid;
  gap: 40px;
}
.cards .layout01__item:first-child {
  overflow: hidden;
  border-radius: 8px;
}
.cards .layout01__item:first-child img {
  width: 100%;
}
.cards .layout01__ttl {
  color: #0c4dd3;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.1;
}
.cards .layout01__ttl::before {
  display: inline-block;
  margin-right: 10px;
  color: #61b4f8;
  font-family: "Roboto", sans-serif;
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1;
  content: "0" counter(number);
  translate: 0 -10%;
}
.cards .layout02__wrap {
  display: grid;
  gap: 30px 4%;
}
.cards .layout02__thum {
  margin-bottom: 16px;
}
.cards .layout02__ttl {
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-bottom: 8px;
  padding: 6px 10px;
  border-radius: 4px;
  background-color: #0c4dd3;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.333;
}
.cards .layout02__dl {
  display: -webkit-box;
  display: flex;
  flex-wrap: wrap;
}
.cards .layout02__dl dt, .cards .layout02__dl dd {
  font-size: 1.4rem;
  font-weight: 700;
}
.cards .layout02__dl dt::after {
  content: "：";
}

.step {
  display: -webkit-box;
  display: flex;
  gap: 5%;
  -webkit-box-align: center;
          align-items: center;
  position: relative;
}
.step:not(:last-child)::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 52px;
  display: block;
  width: 12px;
  height: calc(100% + 40px);
  background: -webkit-gradient(linear, left top, left bottom, from(#61b4f8), color-stop(38.42%, #2e9bf6), color-stop(63.05%, #2195f5), to(#0c4dd3));
  background: linear-gradient(#61b4f8 0%, #2e9bf6 38.42%, #2195f5 63.05%, #0c4dd3 100%);
}
.step__wrap {
  display: -webkit-box;
  display: flex;
  gap: 40px;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
          flex-direction: column;
}
.step__icon {
  display: grid;
  place-content: center;
  aspect-ratio: 1/1;
  width: 95px;
  position: relative;
  border-radius: 50%;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 700;
}
.is-01 .step__icon {
  background-color: #61b4f8;
}
.is-02 .step__icon {
  background-color: #2195f5;
}
.is-03 .step__icon {
  background-color: #0c4dd3;
}
.step__icon p {
  font-size: 1.4rem;
  text-align: center;
}
.step__icon p span {
  display: block;
  font-family: "Roboto", sans-serif;
  font-size: 2.8rem;
  line-height: 0.8;
}
.step__detail {
  -webkit-box-flex: 1;
          flex: 1;
}
.step__detail-ttl {
  margin-bottom: 5px;
  font-size: 1.8rem;
}
.is-01 .step__detail-ttl {
  color: #61b4f8;
}
.is-02 .step__detail-ttl {
  color: #2195f5;
}
.is-03 .step__detail-ttl {
  color: #0c4dd3;
}
.step__detail-txt {
  font-weight: 500;
}

.contact {
  padding: 42px 0 42px;
  background: url(/assets/img/hydrocarbon-type/img_contact_bg.svg) no-repeat center bottom/100% auto, #0c4dd3;
}
.contact__ttl {
  color: #fff;
  font-size: 2rem;
  text-align: center;
}
.contact__btn {
  display: -webkit-box;
  display: flex;
  gap: 50px;
  -webkit-box-align: center;
          align-items: center;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  min-height: 73px;
  margin-inline: auto;
  padding: 10px 20px;
  border-radius: 10px;
  background: -webkit-gradient(linear, left top, left bottom, from(#48adff), to(#7ed7ff));
  background: linear-gradient(#48adff 0%, #7ed7ff 100%);
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.contact__btn::after {
  display: block;
  aspect-ratio: 16/24;
  width: 10px;
  background-color: #fff;
  content: "";
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-mask: url(/assets/img/hydrocarbon-type/img_contact_btn_arrow.svg) no-repeat center/contain;
          mask: url(/assets/img/hydrocarbon-type/img_contact_btn_arrow.svg) no-repeat center/contain;
}

.product {
  background: url(/assets/img/hydrocarbon-type/bg_decoration15.svg) no-repeat right -2.36vw top -4.37vw/100% auto, url(/assets/img/hydrocarbon-type/bg_decoration16.svg) no-repeat center bottom -93px/auto, -webkit-gradient(linear, left bottom, left top, from(#61b4f8), to(#cbf5ff));
  background: url(/assets/img/hydrocarbon-type/bg_decoration15.svg) no-repeat right -2.36vw top -4.37vw/100% auto, url(/assets/img/hydrocarbon-type/bg_decoration16.svg) no-repeat center bottom -93px/auto, linear-gradient(0deg, #61b4f8 0%, #cbf5ff 100%);
}
.product__lead {
  color: #0c4dd3;
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.027;
  text-align: center;
}
.product__ttl {
  font-size: 2rem;
  text-align: center;
}
.product__row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 36px 5%;
  max-width: 968px;
  margin-inline: auto;
}
.product__row-img {
  margin-bottom: 10px;
  overflow: hidden;
  border-radius: 8px;
}
.product__row-img img {
  width: 100%;
}
.product__row-ttl {
  margin-bottom: 6px;
  color: #0c4dd3;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.6;
}
.product__row-txt {
  font-weight: 500;
  line-height: 1.6;
}
.product .contact__btn {
  background: #0c4dd3;
}

.after__bg {
  background: url(/assets/img/hydrocarbon-type/bg_decoration17.svg) no-repeat top 56px right 4.09vw/auto, url(/assets/img/hydrocarbon-type/bg_decoration18.svg) no-repeat left -175px top 470px/auto;
}
.after__ttl {
  position: relative;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin-inline: auto;
  padding: 0 20px 5px;
  font-size: 2.4rem;
  font-weight: 700;
}
.after__ttl::after {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background-color: #2195f5;
  content: "";
}
.after__lead {
  font-size: 1.8rem;
  font-weight: 500;
  text-align: center;
}
.after__txt {
  font-weight: 500;
  text-align: center;
}
.after__block {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 30px 20px;
}
.after__block-item {
  padding: 0 10px 20px;
  border: 1px solid #2195f5;
  background-color: #FFF;
  border-radius: 10px;
  text-align: center;
}
.after__block-item::before {
  display: block;
  aspect-ratio: 1/1;
  width: 48px;
  margin-inline: auto;
  background: url(/assets/img/hydrocarbon-type/img_after_check.svg) no-repeat center/contain;
  content: "";
  translate: 0 -50%;
}
.after__block-txt {
  font-weight: 500;
  line-height: 1.44;
  font-size: 1.6rem;
}

.flow__block-wrap {
  display: grid;
  gap: 36px;
}
.flow__block {
  display: grid;
  grid-template-columns: auto auto 1fr;
  -webkit-box-align: center;
          align-items: center;
  position: relative;
  padding: 15px 20px;
  border-radius: 16px;
}
.flow__block::after {
  position: absolute;
  top: calc(100% - 1px);
  left: 63px;
  aspect-ratio: 70/42;
  width: 55px;
  content: "";
  -webkit-mask: url(/assets/img/hydrocarbon-type/icon_cloud.svg) no-repeat center/contain;
          mask: url(/assets/img/hydrocarbon-type/icon_cloud.svg) no-repeat center/contain;
}
.flow__block:nth-child(1) {
  background-color: #bee2ff;
}
.flow__block:nth-child(1)::after {
  background-color: #bee2ff;
}
.flow__block:nth-child(1) .detail-ttl {
  color: #2C2C34;
}
.flow__block:nth-child(1) .detail-txt {
  color: #2C2C34;
}
.flow__block:nth-child(2) {
  background-color: #8acafd;
}
.flow__block:nth-child(2)::after {
  background-color: #8acafd;
}
.flow__block:nth-child(2) .detail-ttl {
  color: #2C2C34;
}
.flow__block:nth-child(2) .detail-txt {
  color: #2C2C34;
}
.flow__block:nth-child(3) {
  background-color: #62b3f8;
}
.flow__block:nth-child(3)::after {
  background-color: #62b3f8;
}
.flow__block:nth-child(4) {
  background-color: #2095f5;
}
.flow__block:nth-child(4)::after {
  background-color: #2095f5;
}
.flow__block:nth-child(5) {
  background-color: #0d4dd3;
}
.flow__block:nth-child(5)::after {
  display: none;
}
.flow__block-num {
  color: #fff;
  font-family: "Roboto", sans-serif;
  font-size: 4rem;
  font-weight: 700;
}
.flow__block-detail .detail-ttl {
  color: #fff;
  font-size: 1.6rem;
  font-weight: 500;
}
.flow__block-detail .detail-txt {
  padding-left: 1em;
  font-weight: 500;
  color: #fff;
}

.fixed {
  display: -webkit-box;
  display: flex;
  gap: 30;
  position: fixed;
  z-index: 10;
}
.fixed__link {
  display: -webkit-box;
  display: flex;
  gap: 3px;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
          flex-direction: column;
  -webkit-box-pack: center;
          justify-content: center;
  -webkit-box-align: center;
          align-items: center;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.fixed__link:hover {
  cursor: pointer;
  opacity: 0.7;
}
.fixed__link:nth-child(1) {
  background: linear-gradient(135deg, #0c86d3 0%, #107eff 4.93%, #21bcf5 100%);
}
.fixed__link:nth-child(2) {
  background: linear-gradient(135deg, #0c4dd3 0%, #2195f5 100%);
}
@media screen and (min-width: 768px) {
  main {
    font-size: 1.6rem;
  }
  .l-inner02 {
    padding: 0 20px;
  }
  .mv__contents {
    padding-top: 16.7vw;
    padding-left: 7.03125vw;
    line-height: 1.875;
    letter-spacing: 0.13em;
  }
  .mv__ttl {
    font-size: 3.125vw;
  }
  .mv__ttl > span {
    font-size: 2.734375vw;
  }
  .intro__ttl {
    margin-bottom: 50px;
    font-size: 3.6rem;
  }
  .intro__heading {
    padding-bottom: 110px;
  }
  .intro__heading::before {
    width: 252px;
    z-index: 2;
    right: -62px;
    bottom: -80px;
  }
  .intro__body::before {
    height: 80px;
  }
  .intro__links {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    margin: 90px 0 0;
  }
  .intro__links-item {
    display: -webkit-box;
    display: flex;
    gap: 15px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
            flex-direction: column;
    -webkit-box-pack: end;
            justify-content: end;
    min-height: 110px;
    padding: 10px 10px 21px;
    font-size: 1.8rem;
  }
  .intro__links-item::after {
    width: 17px;
  }
  .cards .card {
    padding: 66px;
    border-radius: 16px;
    border-radius: 30px;
  }
  .cards .card__ttl {
    font-size: 3.2rem;
  }
  .cards .card__ttl::before {
    width: 56px;
    left: -66px;
    height: 45px;
  }
  .cards .card__row {
    grid-template-columns: 1fr 1fr;
    gap: 4%;
  }
  .cards .card__btn {
    min-height: 148px;
    border-radius: 10px;
    font-size: 2.6rem;
  }
  .cards .card__btn:hover::before {
    scale: 1.07;
  }
  .cards .card__btn::after {
    right: 15%;
    width: 15px;
  }
  .cards .chart {
    width: 924px;
  }
  .cards .chart__item.sp-none {
    display: -webkit-box;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
            flex-direction: column;
  }
  .cards .chart__item.sp-none figure {
    display: grid;
    -webkit-box-flex: 1;
            flex: 1;
    place-items: center;
  }
  .cards .chart__list li {
    margin-bottom: 10px;
  }
  .cards .formula {
    width: 924px;
    display: -webkit-box;
    display: flex;
    -webkit-box-align: center;
            align-items: center;
    text-align: center;
  }
  .cards .layout01__wrap {
    gap: 64px;
  }
  .cards .layout01__item {
    -webkit-box-flex: 1;
            flex: 1;
  }
  .cards .layout01__item:first-child {
    border-radius: 16px;
  }
  .cards .layout01__ttl {
    font-size: 2.4rem;
  }
  .cards .layout01__ttl::before {
    margin-right: 20px;
    font-size: 5rem;
  }
  .cards .layout02__wrap {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px 4.5%;
  }
  .cards .layout02__ttl {
    margin-bottom: 15px;
    padding: 9px 20px;
    border-radius: 8px;
    font-size: 1.8rem;
  }
  .cards .layout02__dl dt, .cards .layout02__dl dd {
    font-size: 1.8rem;
  }
  .step__icon {
    width: 118px;
    font-size: 1.8rem;
  }
  .step__icon p {
    font-size: 1.6rem;
  }
  .step__icon p span {
    font-size: 4rem;
  }
  .step__detail-ttl {
    font-size: 2.4rem;
  }
  .contact {
    padding: 80px 0 80px;
  }
  .contact__ttl {
    font-size: 3.2rem;
  }
  .contact__btn {
    min-height: 106px;
    padding: 10px 40px;
    border-radius: 20px;
    font-size: 2.6rem;
  }
  .contact__btn:hover {
    background: #fff;
    color: #0c4dd3;
  }
  .contact__btn:hover::after {
    background-color: #0c4dd3;
  }
  .contact__btn::after {
    width: 16px;
  }
  .product__lead {
    font-size: 3.6rem;
  }
  .product__ttl {
    font-size: 3.2rem;
  }
  .product__row {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 5.7%;
  }
  .product__row-img {
    margin-bottom: 24px;
    border-radius: 16px;
  }
  .product__row-ttl {
    margin-bottom: 16px;
    font-size: 1.8rem;
  }
  .after__ttl {
    font-size: 3.2rem;
  }
  .after__lead {
    font-size: 2.4rem;
  }
  .after__block {
    gap: 40px 2.479%;
  }
  .after__block-item {
    padding: 0 10px 29px;
  }
  .after__block-item::before {
    width: 66px;
  }
  .after__block-txt {
    font-size: 1.8rem;
  }
  .flow__block-wrap {
    gap: 42px;
  }
  .flow__block {
    gap: 20px 20px;
    padding: 15px 32px;
    border-radius: 20px;
  }
  .flow__block::after {
    width: 70px;
  }
  .flow__block-num {
    font-size: 6.4rem;
  }
  .flow__block-detail .detail-ttl {
    font-size: 2rem;
  }
  .fixed {
    gap: 9px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
            flex-direction: column;
    right: 57px;
    bottom: 60px;
  }
  .fixed__link {
    aspect-ratio: 1/1;
    width: 116px;
    border-radius: 50%;
    font-size: 1.1rem;
    -webkit-filter: drop-shadow(0px 4px 0px #a2cdf5);
            filter: drop-shadow(0px 4px 0px #a2cdf5);
  }
}
@media screen and (max-width: 767px) {
  #wrap {
    padding-bottom: 70px;
  }
  .mv__img {
    min-height: 560px;
  }
  .mv__img img {
    position: absolute;
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
       object-fit: cover;
    -o-object-position: right -10vw center;
       object-position: right -10vw center;
  }
  .intro__heading::before {
    display: none;
  }
  .intro__links-item {
    display: grid;
    grid-template-rows: subgrid;
    grid-row: span 2;
    place-items: center;
  }
  .cards__item:nth-child(4) {
    background: url(/assets/img/hydrocarbon-type/bg_decoration11.svg) no-repeat right -2.29vw top 10px/auto, url(/assets/img/hydrocarbon-type/bg_decoration13.svg) no-repeat left 3.125vw bottom 224px/auto;
  }
  .cards__item:nth-child(5) {
    background: url(/assets/img/hydrocarbon-type/bg_decoration14.svg) no-repeat left -49px bottom -40px/80% auto;
  }
  .cards .card__ttl {
    padding-left: 1em;
  }
  .cards .chart {
    display: block;
  }
  .cards .chart__wrap {
    padding: 20px 10px;
  }
  .cards .chart__list {
    display: -webkit-box;
    display: flex;
    -webkit-box-pack: justify;
            justify-content: space-between;
  }
  .cards .chart__list li {
    width: 30%;
  }
  .cards .chart__list a {
    font-size: 1.5rem;
    width: 100%;
    height: 100%;
    padding: 10px 13px 66px;
    line-height: 1.3;
  }
  .cards .formula {
    text-align: center;
    padding: 15px;
    font-size: 2rem;
  }
  .cards .formula b {
    display: block;
    line-height: 1.3;
  }
  .cards .formula b:first-of-type {
    -webkit-transform: rotate(90deg);
            transform: rotate(90deg);
    line-height: 1;
    width: 22px;
    text-align: center;
    margin: 1px auto;
    font-size: 2.7rem;
  }
  .cards .formula strong {
    font-size: 1.8rem;
  }
  .cards .layout01 {
    gap: 15px;
    -webkit-box-orient: vertical !important;
    -webkit-box-direction: normal !important;
            flex-direction: column !important;
  }
  .step:not(:last-child)::before {
    left: 42px;
    width: 10px;
  }
  .after__bg {
    background: url(/assets/img/hydrocarbon-type/bg_decoration18.svg) no-repeat left -175px top 470px/auto;
  }
  .flow__block-icon {
    width: 75px;
  }
  .fixed {
    right: 0;
    bottom: 0;
    left: 0;
  }
  .fixed__link {
    -webkit-box-flex: 1;
            flex: 1;
    padding: 5px;
  }
}