:root {
  --leading-trim: calc((1em - 1lh) / 2); /* テキストの上下を取り除く */
  color: #333333;
}
.mv {
  position: relative;
  width: 100%;
  height: 100vh;
  height: 100lvh;
}
.mv_bg {
  position: absolute;
  width: 100%;
  height: 100%;
  inset: 0;
  margin: auto;
}
.mv_bg img {
  width: 100%;
  height: 100%;
  object-position: center;
  object-fit: cover;
}
.mv_bg .caption {
  position: absolute;
  bottom: 0;
  right: 0;
  margin: 5px;
  color: #fff;
  line-height: 1;
}
.mv_copy {
  position: absolute;
  inset: 0;
  margin: auto;
  width: fit-content;
  height: fit-content;
  font-size:62px;
  line-height: 1.145;
  letter-spacing: 0.2em;
  text-indent: 0.2em;
  color:#fff;
  text-align: center;
  font-family: var(--fontEn);
}
.mv_copy h2 {
  font: inherit;
  width: fit-content;
  height: fit-content;
}
.demoreQ {
  position: relative;
}
.demoreQ::after {
  content: "";
  background: url(../img/quality/demoreQuality_wap.webp) no-repeat center center/cover;
  display: block;
  position: absolute;
  top: -5px;
  left: -5px;
  width: 50px;
  height: 50px;
}
@media screen and (max-width:750px) {
  .mv {
    height: 0;
    padding-bottom: 168.8%;
  }
  .mv_copy {
    font-size: calc((( 80 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.3;
  }
  .mv_bg .caption {
    line-height: 1.2;
  }
  .demoreQ::after {
    top: calc((( -12 / var(--media_sp)) * 100) * var(--vw));
    left: calc((( -10 / var(--media_sp)) * 100) * var(--vw));
    width: calc((( 73 / var(--media_sp)) * 100) * var(--vw));
    height: calc((( 73 / var(--media_sp)) * 100) * var(--vw));
  }
  .scroll_guide_absolute {
      display: none;
  }
}

.intro {
  position: relative;
  background: url(../img/quality/intro_bg_pc.webp) no-repeat center center/cover;
  padding-block: 120px 147px;
  color: #fff;
  text-align: center;
}
.intro hgroup h2 {
  margin-block: var(--leading-trim);
  font-family: var(--fontEn);
  font-size: 34px;
  line-height: 1.441;
  letter-spacing: 0.2em;
}
.intro hgroup p {
  margin-block: calc(22px + var(--leading-trim)) var(--leading-trim);
  font-size: 19px;
  line-height: 1.5;
  letter-spacing: 0.1em;
}
.intro_logo {
  margin: 47px auto 0;
  width: 140px;
}
.intro_catch {
  margin-block: calc(52px + var(--leading-trim)) var(--leading-trim);
  font-size: 30px;
  line-height: 1.633;
  letter-spacing: 0.2em;
}
.intro_body {
  margin-block: calc(54px + var(--leading-trim)) var(--leading-trim);
  font-size: 17px;
  line-height: 2;
  letter-spacing: 0.18em;
}
.intro .caption {
  position: absolute;
  bottom: 5px;
  right: 5px;
  line-height: 1;
}
@media all and (max-width:750px) {
  .intro {
    background: url(../img/quality/intro_bg_sp.webp) no-repeat center center/cover;
    padding-block: calc((( 102 / var(--media_sp)) * 100) * var(--vw)) calc((( 111 / var(--media_sp)) * 100) * var(--vw));
  }
  .intro hgroup h2 {
    margin-block: var(--leading-trim);
    font-family: var(--fontEn);
    font-size: calc((( 54 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.037;
    letter-spacing: 0.2em;
  }
  .intro hgroup p {
    margin-block: calc(((( 25 / var(--media_sp)) * 100) * var(--vw)) + var(--leading-trim)) var(--leading-trim);
    font-size: calc((( 24 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.5;
    letter-spacing: 0.1em;
  }
  .intro_logo {
    margin: calc((( 78 / var(--media_sp)) * 100) * var(--vw)) auto 0;
    width: calc((( 233 / var(--media_sp)) * 100) * var(--vw));
  }
  .intro_catch {
    margin-block: calc(((( 79 / var(--media_sp)) * 100) * var(--vw)) + var(--leading-trim)) var(--leading-trim);
    font-size: calc((( 40 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.5;
    letter-spacing: 0.2em;
  }
  .intro_body {
    margin-block: calc(((( 47 / var(--media_sp)) * 100) * var(--vw)) + var(--leading-trim)) var(--leading-trim);
    font-size: calc((( 28 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.857;
    letter-spacing: 0.18em;
  }
  .intro .caption {
    position: absolute;
    bottom: 5px;
    right: 5px;
    line-height: 1;
  }
}

.content {
  background: url(../img/quality/quality_bg_pc.webp) repeat-y top center / contain;
  padding: 160px 40px 0;
}
.content-inner {
  margin: 0 auto 0;
  width: min(100%, 1280px);
}
.tab_btn-wrap {
  margin: 140px auto 70px;
  width: min(100%, 1280px);
  --gap: 10px;
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: var(--gap);
}
.content_tab_btn {
  position: relative;
  background-color: #d3d0c7;
  color: #333333;
  display: grid;
  place-content: center;
  padding-inline: 30px;
  width: calc((100% - (var(--gap) * 2)) / 4);
  min-height: 80px;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.3s ease-out, color 0.3s ease-out;
}
.content_tab_btn.is-active {
  background-color: #585244;
  color: #ffffff;
  pointer-events: none;
  cursor: auto;
}
.content_tab_btn span {
  margin-block: var(--leading-trim);
  display: block;
  font-size: 18px;
  line-height: 1.277;
  letter-spacing: 0.12em;
  overflow-wrap: anywhere;
  word-break: keep-all;
}
.content_tab_btn::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 21px;
  translate: 0 -50%;
  display: block;
  width: 10px;
  height: 10px;
  border-top: 2px solid #333333;
  border-right: 2px solid #333333;
  transform: rotate(45deg);
  transform-origin: center;
  transition: border 0.3s ease-out;
}
.content_tab_btn.is-active::after {
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}
@media all and (min-width:751px) {
  .content_tab_btn:hover {
    background-color: #585244;
    color: #ffffff;
    opacity: 1;
    transition: background-color 0.3s ease-out, color 0.3s ease-out;
  }
  .content_tab_btn:hover::after {
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    opacity: 1;
  }
  .content_tab_btn br.pc {
    display: block;
  }
  .content_tab_btn span.sp {
    display: none;
  }
}

@media all and (max-width:750px) {
  .content {
    background: url(../img/quality/quality_bg_sp.webp) repeat-y top center / contain;
    padding: calc((( 154 / var(--media_sp)) * 100) * var(--vw)) 0 calc((( 30 / var(--media_sp)) * 100) * var(--vw));
  }
  .content-inner {
    margin: 0 auto;
    width: calc((( 670 / var(--media_sp)) * 100) * var(--vw));
  }
  .tab_btn-wrap {
    margin: calc((( 110 / var(--media_sp)) * 100) * var(--vw)) auto calc((( 60 / var(--media_sp)) * 100) * var(--vw));
    width: calc((( 670 / var(--media_sp)) * 100) * var(--vw));
    display: block;
  }
  .tab_btn-wrap > * + * {
    margin-top: calc((( 10 / var(--media_sp)) * 100) * var(--vw));
  }
  .content_tab_btn {
    padding-inline: calc((( 20 / var(--media_sp)) * 100) * var(--vw));
    width: 100%;
    height: calc((( 100 / var(--media_sp)) * 100) * var(--vw));
    min-height: auto;
  }
  .content_tab_btn span {
    margin-block: var(--leading-trim);
    font-size: calc((( 34 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.277;
    letter-spacing: 0.12em;
    overflow-wrap: anywhere;
    word-break: keep-all;
  }
  .content_tab_btn br.pc {
    display: none;
  }
  .content_tab_btn span.sp {
    display: inline;
  }
  .content_tab_btn::after {
    content: "";
    position: absolute;
    top: 50%;
    right: calc((( 21 / var(--media_sp)) * 100) * var(--vw));
    translate: 0 -50%;
    display: block;
    width: calc((( 11 / var(--media_sp)) * 100) * var(--vw));
    height: calc((( 11 / var(--media_sp)) * 100) * var(--vw));
    border-top: calc((( 2 / var(--media_sp)) * 100) * var(--vw)) solid #333333;
    border-right: calc((( 2 / var(--media_sp)) * 100) * var(--vw)) solid #333333;
    transform: rotate(45deg);
    transform-origin: center;
    transition: border 0.3s ease-out;
  }
  .content_tab_btn.is-active::after {
    border-top: calc((( 2 / var(--media_sp)) * 100) * var(--vw)) solid #fff;
    border-right: calc((( 2 / var(--media_sp)) * 100) * var(--vw)) solid #fff;
  }
}


/* 共通 */
.content_head {
  text-align: center;
  color: #333333;
}
.content_head h2 {
  font-family: var(--fontEn);
  font-size: 34px;
  letter-spacing: 0.2em;
}
.content_head p {
  margin-block: calc(23px + var(--leading-trim)) var(--leading-trim);
  padding-top: 12px;
  font-size: 21px;
  letter-spacing: 0.2em;
  border-top: 1px solid #000;
}
.content_catch {
  margin-block: calc(91px + var(--leading-trim)) var(--leading-trim);
  font-size: 30px;
  line-height: 1.633;
  letter-spacing: 0.2em;
  text-align: center;
}
.notes_blk {
  background-color: transparent;
  padding-inline: 0;
}
.notes_blk .notes {
  color: #333333;
}
.clearfix:after {
  content: "";
  display: block;
  clear: both;
} 
span.sr {
  visibility: hidden!important;
  position: absolute!important;
  width: 1px!important;
  height: 1px!important;
  margin: -1px!important;
  padding: 0!important;
  overflow: hidden!important;
  clip: rect(0 0 0 0)!important;
  white-space: nowrap!important;
  border: 0!important;
}
@media all and (max-width:750px) {
  .content_head h2 {
    font-size: calc((( 44 / var(--media_sp)) * 100) * var(--vw));
    letter-spacing: 0.2em;
  }
  .content_head p {
    margin-block: calc(((( 19 / var(--media_sp)) * 100) * var(--vw)) + var(--leading-trim)) var(--leading-trim);
    padding-top: calc((( 19 / var(--media_sp)) * 100) * var(--vw));
    font-size: calc((( 30 / var(--media_sp)) * 100) * var(--vw));
    letter-spacing: 0.2em;
    border-top: 1px solid #000;
  }
  .content_catch {
    margin-block: calc(((( 97 / var(--media_sp)) * 100) * var(--vw)) + var(--leading-trim)) var(--leading-trim);
    font-size: calc((( 40 / var(--media_sp)) * 100) * var(--vw));
    line-height: 1.5;
    letter-spacing: 0.2em;
    text-align: center;
  }
  .notes_blk {
    background-color: transparent;
    width: calc((( 670 / var(--media_sp)) * 100) * var(--vw));
    margin-inline: auto;
    padding-inline: 0;
  }
  .notes_blk .notes {
    color: #333333;
  }
}