@charset "UTF-8";

body {
  position: relative;
}
.main_wrapper {
  max-width: 1920px;
  margin: 0 auto;
  position: relative;
}
.mv_band {
  background-image: linear-gradient(90deg, #004ea2, #98d6f6);
  padding: 60px 0;
}
.mv_band .mv_wrap {
  color: #fff;
  width: 80%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 3%;
}
.mv_band .mv_wrap .mv_enclosure {
  font-size: clamp(0.875rem, 0.653rem + 0.46vw, 1rem);
  border: 1px solid #fff;
  padding: 5px 10px;
}
.mv_band .mv_wrap .mv_ttl {
  font-size: clamp(1.875rem, 0.319rem + 3.24vw, 2.75rem);
}
.main_wrapper .main_contents {
  top: auto;
  margin: 0;
}

.lowerlayer_ttl_top {
  margin-bottom: 20px;
  text-align: center;
}
.lowerlayer_ttl_top .ttl_number {
  width: clamp(5rem, 1.667rem + 6.94vw, 6.875rem);
  margin: 0 auto 15px;
}
.lowerlayer_ttl_top h2 {
  display: inline-block;
  position: relative;
}
.lowerlayer_ttl_top h2 .ttl_blue {
  color: #004ea2;
  font-size: clamp(1.125rem, 0.542rem + 1.22vw, 2rem);
  font-weight: bold;
  line-height: 1.4;
}
.lowerlayer_ttl_top h2 .ttl_txt {
  font-size: clamp(2rem, 0.833rem + 2.43vw, 3.75rem);
  font-weight: bold;
  line-height: 1.4;
  padding: 0 40px;
  position: relative;
}
.lowerlayer_ttl_top h2 .ttl_txt::before {
  content: "(";
  color: #004ea2;
  font-size: clamp(2.625rem, 0.625rem + 4.17vw, 5.625rem);
  font-weight: normal;
  position: absolute;
  bottom: min(2 / 1920 * 100vw, 2px);
  left: 0;
}
.lowerlayer_ttl_top h2 .ttl_txt::after {
  content: ")";
  color: #004ea2;
  font-size: clamp(2.625rem, 0.625rem + 4.17vw, 5.625rem);
  font-weight: normal;
  position: absolute;
  bottom: min(2 / 1920 * 100vw, 2px);
  right: 0;
}
.lowerlayer_lead {
  margin-bottom: 60px;
  text-align: center;
}
.lowerlayer_lead .lead_ttl {
  font-size: clamp(1.125rem, 0.792rem + 0.69vw, 1.625rem);
  margin-bottom: 10px;
}
.lowerlayer_lead .lead_txt {
  font-size: clamp(0.875rem, 0.792rem + 0.17vw, 1rem);
}
.washing_area {
  background-image: linear-gradient(#c4cfde, transparent 30%);
}
.washing_area .washing_area_wrap {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto;
  background-image: url("../images/washing_area_bg.png");
  background-size: 100%;
  background-repeat: no-repeat;
  background-position: top;
  padding: 100px 0 0;
}
.timing_area {
  background-image: linear-gradient(transparent 50%, #dddee6);
  padding: 100px 0 0;
}
.timing_area .timing_wrap {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto;
  background-image: url("../images/timing_area_bg.png");
  background-position: bottom;
  background-size: 100%;
  background-repeat: no-repeat;
  padding-bottom: 60px;
  text-align: center;
}
.timing_area .timing_wrap > h3 {
  color: #004ea2;
  font-size: clamp(1rem, 0.111rem + 1.85vw, 1.5rem);
  border: 1px solid #004ea2;
  padding: 10px 40px;
  margin-bottom: 80px;
  display: inline-block;
}
.timing_area .timing_wrap .timing_list {
  width: 80%;
  max-width: 900px;
  margin: 0 auto 220px;
  display: flex;
  gap: 4%;
}
.timing_area .timing_wrap .timing_list li {
  width: calc(88% / 4);
}
.timing_area .timing_wrap .timing_list li figure img {
  margin-bottom: 10px;
}
.timing_area .timing_wrap .timing_list li figcaption {
  font-size: clamp(0.625rem, -0.042rem + 1.39vw, 1rem);
}
.timing_area .timing_wrap .timing_txt_wrap .timing_ttl {
  font-size: clamp(1.25rem, -0.75rem + 4.17vw, 2.375rem);
}
.timing_area .timing_wrap .timing_txt_wrap .timing_ttl span {
  color: #295aa9;
}
.timing_area .timing_wrap .timing_txt_wrap .timing_txt {
  color: #295aa9;
  font-size: clamp(1rem, -0.556rem + 3.24vw, 1.875rem);
}
.overhaul_area {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: #f1f1f1;
  padding: 160px 0 60px;
}
.overhaul_area .tech__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  display: flex;
}
.overhaul_area .tech__bg-item {
  flex: 1 1 50%;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}
.overhaul_area .tech__bg-item--left {
  background-image: url("../images/chemical-wash_area_bg.png");
}
.overhaul_area .tech__bg-item--right {
  background-image: url("../images/overhaul_area_bg.png");
}
.overhaul_area .tech__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    to bottom,
    #e8eaec               0%,
    #f1f1f1               4%,
    rgba(244, 246, 247, .98) 26%,
    rgba(246, 248, 249, .78) 50%,
    rgba(252, 253, 253, .32) 60%,
    rgba(255, 255, 255, 0)   65%
  );
}
.overhaul_area .introduction_flex {
  display: flex;
  max-width: 1200px;
  margin-inline: auto;
  padding-left: 0;
  list-style: none;
}
.overhaul_area .introduction_flex > li {
  flex: 1 1 50%;
  min-width: 0;
  text-align: center;
}
.overhaul_area .introduction_flex > li .introduction_wht_box {
  font-size: clamp(0.875rem, 0.653rem + 0.46vw, 1rem);
  background-color: #fff;
  border-radius: 100px;
  padding: 4px 20px;
  margin-bottom: 20px;
  display: inline-block;
}
.overhaul_area .introduction_flex > li h3 {
  color: #fff;
  font-size: clamp(1.25rem, 0.806rem + 0.93vw, 1.5rem);
  margin-bottom: 60px;
}
.overhaul_area .introduction_flex > li .blue_box {
  color: #fff;
  background-color: #295aa9;
  padding: 15px 30px;
  text-align: left;
  width: 70%;
  max-width: 400px;
  margin: 0 auto;
}
.overhaul_area .introduction_flex > li .blue_box > li {
  font-size: clamp(0.75rem, 0.306rem + 0.93vw, 1rem);
  padding-left: 18px;
  position: relative;
}
.overhaul_area .introduction_flex > li .blue_box > li::before {
  content: "";
  width: 12px;
  height: 12px;
  display: inline-block;
  background-image: url(../images/check_ico_wht.png);
  background-repeat: no-repeat;
  background-size: contain;
  position: absolute;
  top: min(5 / 768 * 100vw, 5px);
  left: 0;
}
.overhaul_arrow_img {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto 10px;
}
.overhaul_txt_wrap {
  font-size: clamp(0.875rem, 0.653rem + 0.46vw, 1rem);
  border: 2px solid #333;
  padding: 20px;
  width: 60%;
  max-width: 600px;
  margin: 0 auto 100px;
  text-align: center;
}
.flow_area {
  background-color: #efefef;
  padding: 80px 0;
  margin-bottom: 100px;
}
.flow_area > ul {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto 60px;
}
.flow_area > ul li {
  background-color: #fff;
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 40px;
  position: relative;
}
.flow_area > ul li:last-child {
  margin: 0;
}
.flow_area > ul li::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  border-style: solid;
  border-width: 20px 25px 0 25px;
  border-color: #fff transparent transparent;
  translate: -50% 100%;
}
.flow_area > ul li::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  border-style: solid;
  border-width: 17.4px 21.8px 0 21.8px;
  border-color: #ffffff transparent transparent;
  translate: -50% 100%;
  z-index: 2;
}
.flow_area > ul li:last-child::before, .flow_area > ul li:last-child::after {
  content: none;
}
.flow_area > ul li .circle_wrap {
  color: #fff;
  width: clamp(3.75rem, -0.694rem + 9.26vw, 6.25rem);
  height: clamp(3.75rem, -0.694rem + 9.26vw, 6.25rem);
  background-color: #004ea2;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: max(-20 / 1200 * 100vw, -20px);
  left: max(-20 / 1200 * 100vw, -20px);
}
.flow_area > ul li .circle_wrap .problem {
  font-size: clamp(0.625rem, 0.403rem + 0.46vw, 0.75rem);
  line-height: 1;
  margin-bottom: 2px;
}
.flow_area > ul li .circle_wrap .circle_number {
  font-size: clamp(1rem, -1.444rem + 5.09vw, 2.375rem);
  font-weight: 700;
  font-style: italic;
  line-height: 1;
  margin-left: -5px;
}
.flow_area > ul li .cleaning-flow_flex {
  display: flex;
  gap: 2%;
}
.flow_area > ul li .cleaning-flow_flex figure {
  width: 32%;
  border-radius: 20px;
  overflow: hidden;
}
.flow_area > ul li .cleaning-flow_txt {
  width: 66%;
}
.flow_area > ul li .cleaning-flow_txt h3 {
  font-size: clamp(1.125rem, 0.681rem + 0.93vw, 1.375rem);
  margin-bottom: 20px;
}
.flow_area > ul li .cleaning-flow_txt p {
  font-size: clamp(0.75rem, 0.306rem + 0.93vw, 1rem);
}
.flow_area > ul li .cleaning-flow_txt .blue_qabox {
  color: #fff;
  font-size: clamp(0.875rem, 0.431rem + 0.93vw, 1.125rem);
  background-color: #295aa9;
  padding: 4px 18px;
  margin-bottom: 8px;
  display: inline-block;
}
.please_box {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px;
  border-radius: 20px;
  border: 2px solid #295aa9;
}
.please_box h3 {
  color: #295aa9;
  font-size: clamp(1rem, 0.778rem + 0.46vw, 1.125rem);
  margin-bottom: 20px;
}
.please_box p + p {
  margin-top: 15px;
}
.please_box > ul li {
  font-size: clamp(0.75rem, 0.306rem + 0.93vw, 1rem);
  padding-left: 8px;
  position: relative;
}
.please_box > ul li::before {
  content: "";
  width: 4px;
  height: 4px;
  background-color: #333;
  border-radius: 50%;
  display: inline-block;
  position: absolute;
  top: 50%;
  left: 0;
  transform:  translateY(-50%);
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}
.before_after_area {
  width: 80%;
  max-width: 1200px;
  margin: 0 auto 100px;
}
.before_after_area h3 {
  width: 40%;
  max-width: 600px;
  margin: 0 auto 10px;
}
.before_after_area .lead_txt {
  text-align: center;
  margin-bottom: 40px;
}
.before_after_area .before_after_img_list {
  margin-bottom: 20px;
}
.before_after_area .before_after_img_list li {
  margin-bottom: 40px;
  position: relative;
}
.before_after_area .before_after_img_list li:last-child {
  margin: 0;
}
.before_after_area .before_after_img_list li .before-after_box {
  color: #004ea2;
  width: clamp(8.75rem, 2.083rem + 13.89vw, 12.5rem);
  height: clamp(8.75rem, 2.083rem + 13.89vw, 12.5rem);
  background-color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}
.before_after_area .before_after_img_list li .before-after_box .work_example {
  font-size: 12px;
  margin-bottom: 5px;
}
.before_after_area .before_after_img_list li .before-after_box .work_number {
  width: 20%;
  margin-bottom: 10px;
}
.before_after_area .before_after_img_list li .before-after_box .example_txt {
  color: #231815;
  font-size: clamp(0.875rem, 0.653rem + 0.46vw, 1rem);
}
.before_after_area .before_after_note {
  width: 35%;
  margin-left: auto;
  margin-bottom: 40px;
  font-size: clamp(0.75rem, 0.528rem + 0.46vw, 0.875rem);
}
.before_after_area .btn_bluearrow {
  width: 40%;
  margin: 0 auto;
}
.before_after_area .btn_bluearrow a {
  font-size: clamp(1rem, 0.556rem + 0.93vw, 1.25rem);
  height: 70px;
  line-height: 70px;
}
.before_after_area .btn_bluearrow a::after {
  width: clamp(2rem, 0.889rem + 2.31vw, 2.625rem);
  height: clamp(2rem, 0.889rem + 2.31vw, 2.625rem);
}



/*     SP
------------------------------*/
@media (max-width: 768px) {
  .main_wrapper {
    width: 100%;
    max-width: 100%;
  }
  .sp_header {
    background-color: #fff;
    padding: 20px 20px 20px 22px;
  }
  .sp_header .logo_img {
    width: 50%;
  }
  .mv_band .mv_wrap {
    flex-direction: column;
  }
  .mv_band .mv_wrap .mv_enclosure {
    margin-bottom: 10px;
  }
  .mv_band .mv_wrap .mv_ttl {
    font-size: clamp(1.75rem, 0.417rem + 2.78vw, 2.5rem);
    text-align: center;
  }
  .lowerlayer_lead .lead_ttl {
    font-size: clamp(1rem, 0.554rem + 2.23vw, 1.625rem);
  }
  .lowerlayer_ttl_top .ttl_number {
    width: 60px;
  }
  .lowerlayer_ttl_top h2 .ttl_txt {
    padding: 0;
  }
  .lowerlayer_ttl_top h2 .ttl_txt::before, .lowerlayer_ttl_top h2 .ttl_txt::after {
    content: none;
  }
  .lowerlayer_lead .lead_ttl {
    line-height: 1.5;
  }
  .lowerlayer_lead .lead_txt {
    width: 80%;
    margin: 0 auto;
    text-align: center;
  }
  .washing_area .washing_area_wrap {
    width: 100%;
  }
  .washing_area .washing_area_wrap .lowerlayer_lead {
    width: 80%;
    margin: 0 auto 40px;
  }
  .timing_area {
    background-image: none;
  }
  .timing_area .timing_wrap {
    width: 100%;
    padding-bottom: 140px;
  }
  .timing_area .timing_wrap > h3 {
    margin-bottom: 20px;
  }
  .timing_area .timing_wrap .timing_list {
    width: 80%;
    margin: 0 auto 20px;
  }
  .overhaul_area {
    padding-top: 80px;
  }
  .overhaul_area .introduction_flex > li .introduction_wht_box {
    font-size: clamp(0.625rem, 0.446rem + 0.89vw, 0.875rem);
    line-height: 1.4;
  }
  .overhaul_area .introduction_flex > li h3 {
    font-size: clamp(0.875rem, 0.696rem + 0.89vw, 1.125rem);
  }
  .overhaul_area .introduction_flex > li .blue_box {
    font-size: clamp(0.625rem, 0.446rem + 0.89vw, 0.875rem);
    padding: 10px;
    width: 90%;
  }
  .overhaul_area .introduction_flex > li .blue_box > li {
    margin-bottom: 5px;
  }
  .overhaul_area .introduction_flex > li .blue_box > li:last-child {
    margin: 0;
  }
  .overhaul_txt_wrap {
    width: 80%;
  }
  .flow_area .lowerlayer_ttl_top {
    margin-bottom: 60px;
  }
  .flow_area > ul li {
    margin-bottom: 60px;
  }
  .flow_area > ul li .circle_wrap {
    top: max(-80 / 1200 * 100vw, -80px);
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
  }
  .flow_area > ul li .cleaning-flow_flex {
    flex-direction: column;
  }
  .flow_area > ul li .cleaning-flow_flex figure {
    width: 100%;
    margin-bottom: 10px;
  }
  .flow_area > ul li .cleaning-flow_flex .cleaning-flow_txt {
    width: 100%;
  }
  .flow_area > ul li .cleaning-flow_txt h3 {
    margin-bottom: 10px;
  }
  .before_after_area h3 {
    width: 100%;
  }
  .before_after_area .before_after_img_list li {
    display: flex;
    flex-direction: column-reverse;
  }
  .before_after_area .before_after_img_list li .before-after_box {
    color: #fff;
    background-color: #004ea2;
    flex-direction: row;
    position: static;
    transform: none;
    -webkit-transform: none;
    -ms-transform: none;
    width: 100%;
    height: auto;
    margin-bottom: 10px;
    padding: 10px;
  }
  .before_after_area .before_after_img_list li .before-after_box .work_example, .before_after_area .before_after_img_list li .before-after_box .work_number, .before_after_area .before_after_img_list li .before-after_box .example_txt {
    margin-bottom: 0;
  }
  .before_after_area .before_after_img_list li .before-after_box .work_example {
    margin-right: 10px;
  }
  .before_after_area .before_after_img_list li .before-after_box .work_number {
    width: 26px;
    margin-right: 10px;
  }
  .before_after_area .before_after_img_list li .before-after_box .example_txt {
    color: #fff;
  }
  .before_after_area .before_after_note {
    width: 100%;
  }
  .before_after_area .btn_bluearrow {
    width: 100%;
  }
  .before_after_area .btn_bluearrow a {
    font-size: clamp(0.75rem, 0.482rem + 1.34vw, 1.125rem);
    height: 60px;
    line-height: 60px;
  }

}

/*     PC
------------------------------*/
@media (min-width: 769px) {

}