@charset "UTF-8";
:root {
  --inner-l: 1240px;
  --inner-m: 1120px;
  --inner-s: 960px;
  --inner-xs: 880px;

  --color-red: #d00f31;
  --color-blue: #3366cc;
  --color-deepblue: #3d478c;
  --color-white: #fff;
  --color-black: #000;
  --color-gray: #808080;
  --color-yellowgreen: #8a9111;
  --color-faqbg: #f2f2f2;
  --font-color: #000;

  --space-xl: 128px;
  --space-l: 80px;
  --space-ml: 64px;
  --space-m: 40px;
  --space-ms: 24px;
  --space-s: 16px;

  --font-xxxl: 50px;
  --font-xxl: 30px;
  --font-xl: 24px;
  --font-l: 22px;
  --font-ml: 20px;
  --font-m: 17px;
  --font-ms: 15px;
}
.sp {
  display: none;
}
.header__inner {
  max-width: var(--inner-l);
  padding: 0 10px;
}
main.hard-mattress {
  font-size: var(--font-m);
  position: relative;
}
main.hard-mattress a {
  color: var(--color-blue);
}
main.hard-mattress .reg {
  display: inline-block;
  vertical-align: text-top;
  font-style: normal;
  line-height: 1;
  padding: 0 2px;
}
main.hard-mattress .breadcrumb {
  max-width: var(--inner-l);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  margin: auto;
  z-index: 10;
}
main.hard-mattress .breadcrumb a:not(.current) {
  color: var(--color-black);
}
main.hard-mattress .mv {
  text-align: center;
  background: url(../img/mv_bg.jpg) no-repeat top 70% center/cover;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  padding: 10% 0;
  position: relative;
}
main.hard-mattress .mv::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  background: rgba(255,255,255,.3);
  z-index: 1;
}
main.hard-mattress .mv>div {
  position: relative;
  z-index: 2;
}
main.hard-mattress .mv .heading {
  font-size: var(--font-xxxl);
  font-weight: bold;
  margin-bottom: var(--space-ms);
}
main.hard-mattress .mv p {
  line-height: 2;
}
main.hard-mattress .mv p+p {
  margin-top: 1em;
}
.sec_hard-mattress {
  padding: var(--space-ml) 5%;
}
.sec_hard-mattress .inner {
  max-width: var(--inner-m);
  margin: 0 auto;
}
.sec_hard-mattress .inner .heading {
  font-size: var(--font-xl);
  font-weight: bold;
  line-height: 1.3;
  border: 1px solid var(--color-black);
  padding: 10px 20px;
  margin-bottom: var(--space-m);
  background: var(--color-white);
}
.sec_hard-mattress .inner .feature_box {
  margin-top: var(--space-ml);
}
.sec_hard-mattress .inner .feature_box ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
}
.sec_hard-mattress .inner .feature_box ul li {
  width: 47.5%;
  margin-bottom: var(--space-ms);
}
.sec_hard-mattress .inner .feature_box.col3 ul li {
  width: 32%;
}
.sec_hard-mattress .inner .feature_box ul li .feature_heading {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  height: 117px;
  width: 100%;
  font-size: var(--font-ml);
  font-weight: bold;
  position: relative;
  text-align: center;
  padding: 0 5%;
}
.sec_hard-mattress .inner .feature_box ul li .feature_heading::before,
.sec_hard-mattress .inner .feature_box ul li .feature_heading::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  border: 1px solid var(--color-gray);
  border-radius: 15px;
  width: calc(100% - 4px);
  height: calc(100% - 4px);
}
.sec_hard-mattress .inner .feature_box ul li .feature_heading::before {
  top: 4px;
  left: 4px;
}
.sec_hard-mattress .inner .feature_box ul li .feature_heading::after {
  top: -4px;
  left: -4px;
}
.sec_hard-mattress .inner .feature_box ul li .feature_heading strong {
  font-weight: bold;
  color: var(--color-red);
}
.sec_hard-mattress .inner .feature_box ul li p {
  padding: var(--space-ms);
}
.sec_hard-mattress .inner .feature_banner {
  margin-top: var(--space-m);
}
.sec_hard-mattress .inner .feature_banner strong {
  display: block;
  text-align: center;
  font-size: var(--font-ml);
  font-weight: bold;
  margin-bottom: var(--space-s);
  line-height: 1;
}
.sec_hard-mattress .inner .feature_banner a {
  display: block;
  max-width: 670px;
  width: 100%;
  margin: auto;
}
.inner_section {
  padding: var(--space-ml) 0;
}
.inner_section .subheading {
  display: block;
  font-size: var(--font-xxl);
  font-weight: bold;
  color: var(--color-red);
  padding-bottom: var(--space-s);
  margin-bottom: var(--space-s);
  border-bottom: 1px solid var(--color-gray);
}
.inner_section .item_mv {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
  margin-bottom: var(--space-ms);
}
.inner_section .item_mv::after {
  content: "";
  width: 100%;
  height: 85%;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  margin: auto;
  background: linear-gradient(to right,  rgba(247,247,247,1) 0%,rgba(247,247,247,1) 25%,rgba(242,242,242,1) 100%);
  z-index: -1;
}
.inner_section .item_mv .mark {
  width: 50%;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  order: 2;
  padding-bottom: 3%;
}
.inner_section .item_mv .mark img {
  width: 80%;
  padding-bottom: 2%;
}
.inner_section .item_mv .mark span {
  display: block;
  text-align: center;
  width: 100%;
  font-weight: bold;
}
@media (max-width: 1280px) {
  .inner_section .item_mv .mark span {
    font-size: 1.33vw;
  }
}
.inner_section.body_conditioning .item_mv .mark span,
.inner_section.washable .item_mv .mark span {
  color: var(--color-deepblue);
}
.inner_section.solidair .item_mv .mark img {
  max-width: 315px;
}
.inner_section.body_conditioning .item_mv .mark img {
  max-width: 368px;
}
.inner_section.washable .item_mv .mark img {
  max-width: 395px;
}
.inner_section.hard .item_mv .mark img {
  max-width: 370px;
}
.inner_section .item_mv .image {
  width: 50%;
  order: 1;
}
.inner_section .item_mv+p {
  max-width: var(--inner-s);
  margin: 0 auto;
}
.inner_section .detail_list {
  max-width: var(--inner-s);
  margin: var(--space-ms) auto 0;
}
.inner_section .detail_list ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: stretch;
}
.inner_section .detail_list ul::after {
  content: "";
  display: block;
  width: 32%;
}
.inner_section .detail_list ul li {
  width: 32%;
  padding-bottom: var(--space-ml);
  position: relative;
}
.inner_section .detail_list ul li .image {
  text-align: center;
}
.inner_section .detail_list ul li .name {
  margin-top: var(--space-s);
  font-weight: bold;
  color: var(--color-red);
}
.inner_section .detail_list ul li p {
  margin-top: var(--space-s);
}
.inner_section .detail_list ul li a {
  display: block;
  max-width: 120px;
  width: 100%;
  border: 1px solid var(--color-black);
  text-align: center;
  line-height: 2;
  position: absolute;
  bottom: 0;
  left: 0;
  margin: auto;
  color: var(--color-black);
}
.life_treatment_box {
  padding: var(--space-ml) 0;
}
.life_treatment_box .inner .inbox {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: stretch;
}
.life_treatment_box .inner .inbox .image {
  order: 2;
  width: 47%;
}
.life_treatment_box .inner .inbox .text {
  order: 1;
  width: 50%;
}
.life_treatment_box .inner .inbox .text .lt_subheading {
  display: block;
  font-size: var(--font-l);
  color: var(--color-yellowgreen);
  font-weight: bold;
}
.life_treatment_box .inner .inbox .text p {
  margin-top: 0.5em;
  max-width: 500px;
}
.life_treatment_box .inner .inbox a {
  order: 3;
  margin: var(--space-m) auto 0;
  border: 1px solid var(--color-yellowgreen);
  line-height: 1.3;
  max-width: 730px;
  width: 100%;
  font-size: var(--font-ml);
  padding: 10px 25px 10px 15px;
  position: relative;
  color: var(--color-yellowgreen);
  border-radius: 20px;
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  align-items: center;
}
.life_treatment_box .inner .inbox a::after {
  content: "";
  width: 10px;
  min-width: 10px;
  height: 10px;
  border-top: 1px solid var(--color-yellowgreen);
  border-right: 1px solid var(--color-yellowgreen);
  transform: rotate(45deg);
}
.sec_hard-mattress.faq {
  background: var(--color-faqbg);
}
.sec_hard-mattress.faq .inner .faq_list {
  max-width: var(--inner-s);
  margin: auto;
}
.sec_hard-mattress.faq .inner .faq_list dl:not(:last-child) {
  margin-bottom: var(--space-ml);
}
.sec_hard-mattress.faq .inner .faq_list dl dt {
  font-size: var(--font-l);
  font-weight: bold;
  line-height: 1.3;
  padding-right: 40px;
  padding-bottom: var(--space-s);
  border-bottom: 1px solid var(--color-black);
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: flex-start;
  position: relative;
  cursor: pointer;
}
.sec_hard-mattress.faq .inner .faq_list dl dt::before {
  content: "";
  width: 24px;
  min-width: 24px;
  height: 31px;
  background: url(../img/q.svg) no-repeat center/contain;
  margin-right: var(--space-ms);
}
.sec_hard-mattress.faq .inner .faq_list dl dt::after {
  content: "";
  width: 25px;
  height: 11px;
  background: url(../img/arrow.svg) no-repeat center/contain;
  position: absolute;
  top: 0;
  bottom: 10px;
  right: 10px;
  margin: auto;
  transition: .3s;
}
.sec_hard-mattress.faq .inner .faq_list dl dt.active::after {
  transform: scale(1,-1);
}
.sec_hard-mattress.faq .inner .faq_list dl dd {
  padding-top: var(--space-s);
  max-width: var(--inner-xs);
  margin: var(--space-s) auto 0;
  display: none;
}
.sec_hard-mattress.faq .inner .faq_list dl dd p {
  margin-top: 0.5em;
}
.sec_hard-mattress.faq .inner .faq_list dl dd p a {
  text-decoration: underline;
}
main.hard-mattress .showroom_link {
  max-width: 650px;
  width: 90%;
  margin: auto;
  padding: var(--space-ml) 0;
}
#footer {
  height: auto;
}
@media (hover: hover) and (pointer: fine) {
  main.hard-mattress a,
  main.hard-mattress a>* {
    transition: .3s;
  }
  main.hard-mattress a:hover img {
    opacity: 0.7;
  }
  .inner_section .detail_list ul li a:hover {
    color: var(--color-white);
    background: var(--color-black);
  }
  .life_treatment_box .inner .inbox a:hover {
    color: var(--color-white);
    background: var(--color-yellowgreen);
  }
  .life_treatment_box .inner .inbox a::after {
    transition: .3s;
  }
  .life_treatment_box .inner .inbox a:hover::after {
    filter: brightness(0) saturate(100%) invert(100%) sepia(1%) saturate(7494%) hue-rotate(292deg) brightness(121%) contrast(89%);
  }
  .sec_hard-mattress.faq .inner .faq_list dl dd p a:hover {
    text-decoration: none;
  }
}
@media (max-width: 768px) {
  :root {
    --space-xl: 20%;
    --space-l: 15%;
    --space-ml: 12%;
    --space-m: 10%;
    --space-ms: 5%;
    --space-s: 3%;

    --font-xxxl: 32px;
    --font-xxl: 24px;
    --font-xl: 20px;
    --font-l: 20px;
    --font-ml: 18px;
    --font-m: 16px;
    --font-ms: 13px;
  }
  body {
    padding-top: 65px;
  }
  .menu {
    display: none;
  }
  .sp {
    display: inherit;
  }
  .pc {
    display: none;
  }
  main.hard-mattress .mv {
    padding: 25% 5% 10%;
  }
  main.hard-mattress .mv p {
    text-align: left;
    line-height: 1.7;
  }
  .sec_hard-mattress .inner .feature_box ul li,
  .sec_hard-mattress .inner .feature_box.col3 ul li {
    width: 100%;
  }
  .sec_hard-mattress .inner .feature_banner strong {
    line-height: 1.3;
  }
  .inner_section .detail_list ul {
    align-items: flex-start;
  }
  .inner_section .detail_list ul::after {
    display: none;
  }
  .inner_section .detail_list ul li {
    width: 100%;
    margin-bottom: var(--space-ms);
    padding-bottom: 0;
  }
  .inner_section .detail_list ul li a {
    position: static;
    margin-left: 0;
    margin-top: var(--space-s);
  }
  .inner_section .item_mv {
    display: block;
  }
  .inner_section .item_mv::after {
    display: none;
  }
  .inner_section .item_mv .mark {
    width: 100%;
    padding: 8% 0;
  }
  .inner_section .item_mv .mark img {
    width: 80%;
    padding-bottom: 2%;
  }
  .inner_section.solidair .item_mv .mark img {
    max-width: 315px;
  }
  .inner_section.body_conditioning .item_mv .mark img {
    max-width: 368px;
  }
  .inner_section.washable .item_mv .mark img {
    max-width: 395px;
  }
  .inner_section.hard .item_mv .mark img {
    max-width: 315px;
  }
  .inner_section .item_mv .mark span {
    font-size: 15px;
  }
  @media (max-width: 500px) {
    .inner_section .item_mv .mark span {
      font-size: 3vw;
    }
  }
  .inner_section .item_mv .image {
    width: 100%;
    position: relative;
  }
  .inner_section .item_mv .image::after {
    content: "";
    width: 100%;
    height: 85%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    margin: auto;
    background: linear-gradient(to right,  rgba(247,247,247,1) 0%,rgba(247,247,247,1) 25%,rgba(242,242,242,1) 100%);
    z-index: -1;
  }
  .life_treatment_box .inner .inbox {
    display: block;
  }
  .life_treatment_box .inner .inbox .image {
    width: 100%;
    margin-bottom: var(--space-ms);
  }
  .life_treatment_box .inner .inbox .text {
    width: 100%;
  }
  .life_treatment_box .inner .inbox a {
    display: block;
  }
}