.color-stone-page { overflow-x: hidden; color: #111; }
.color-stone-page img { display: block; max-width: 100%; height: auto; }
.color-hero { position: relative; }
.color-hero picture { display: block; }
.color-hero img { width: 100%; }
.color-hero__title { position: absolute; top: 11%; left: 8%; }
.color-heading { margin: 0; text-align: center; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-weight: 400; letter-spacing: .08em; }
.color-heading--large { font-size: clamp(25px, 6vw, 54px); line-height: 1.35; }
.color-heading--medium { margin-top: 5px; font-size: clamp(18px, 3.5vw, 34px); }
.color-heading-group {
    padding-bottom: 15px;
    border-bottom: 1px solid #111;
    max-width: 80%;
    margin: 0 auto;
}
.color-copy { margin: 42px 0 0; font-size: var(--fs-body); line-height: 1.9; }
.color-left-heading { width: fit-content; margin: 0 0 60px; padding-bottom: 10px; border-bottom: 1px solid #555; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: clamp(26px, 4vw, 38px); font-weight: 400; }
.color-intro__image { width: 82%; margin: 0 auto; }
.color-intro .color-heading--medium { margin-top: 42px; font-size: 20px; }
.color-types { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 100px 9%; }
.color-types .color-left-heading { grid-column: 1 / -1; margin-bottom: -40px; }
.color-type img { width: 100%; border-radius: 16px; }
.color-type h3 { margin: 35px 0 24px; text-align: center; font-family: "Zen Kaku Gothic New", "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: 16px; font-weight: 500; }
.color-type p { margin: 0; font-size: var(--fs-body); line-height: 1.9; }

.color-feature > img { width: 100%; }
.color-feature .color-section:first-child { padding: 100px 0 70px; text-align: center; }
.color-feature h2 { margin: 0; padding-bottom: 28px; border-bottom: 2px solid currentColor; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: 25px; font-weight: 600; line-height: 1.45; letter-spacing: .08em; }
.color-feature__lead { margin: 60px 0 0; color: #111; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: 20px; font-weight: 400; line-height: 1.45; }
.color-feature__lead strong { font-size: 1.45em; font-weight: 400; }
.color-feature .color-section > .color-copy { padding-bottom: 70px;
    color: #000; }
.color-feature__details { padding: 70px 7%; border-top: 1px solid currentColor; box-sizing: border-box; }
.color-feature__details h3 { width: 100%; margin: 0 0 45px; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: 20px; font-weight: 400; line-height: 1.55; text-align: center; }
.color-feature__details h4 { margin: 50px 0 20px; font-size: 21px; font-weight: 500; }
.color-feature__details p { color: #111; font-size: var(--fs-body); line-height: 2; }
.color-feature--yellow { color: #C1A64E; }
.color-feature--pink { color: #C14E9D; }
.color-feature--pink .color-feature__stones { width: 82%; margin: 0 auto; }
.color-variation img { width: 100%; margin-top: 70px; }
.color-quality > .color-copy { margin-bottom: 65px; }
.color-quality > img { width: 100%; }
.color-grade { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 18px; }
.color-grade__scale { display: flex; padding: 12px 8px; justify-content: space-between; align-items: center; flex-direction: column; background: linear-gradient(#fff8fb, #c261aa); writing-mode: vertical-rl; }
.color-grade__scale span { font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: 12px; letter-spacing: .12em; }
.color-grade__list { display: grid; gap: 36px; margin: 0; padding: 0; list-style: none; }
.color-grade__list li { padding-bottom: 30px; border-bottom: 1px solid #eee; }
.color-grade__list img { width: 107px; max-width: 100%; height: auto; }
.color-grade__list li:nth-child(2) img { width: 140px; }
.color-grade__list li:nth-child(4) img,
.color-grade__list li:nth-child(6) img { width: 150px; }
.color-grade__list li:nth-child(7) img { width: 153px; }
.color-grade__list li:nth-child(8) img { width: 174px; }
.color-grade__list li:nth-child(9) img { width: 164px; }
.color-grade__list p { margin: 18px 0 0; font-size: 11px; line-height: 1.8; }
.color-rare__title { margin: 0; padding-bottom: 25px; border-bottom: 1px solid #555; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: clamp(34px, 5vw, 52px); font-weight: 400; line-height: 1.2; letter-spacing: .07em; text-align: center; }
.color-rare__title span { display: inline-block; padding: 5px 0; }
.color-rare__jp { margin: 20px 0 0; font-family: "Zen Old Mincho", "Yu Mincho", serif; font-size: 27px; text-align: center; }
.color-rare__notice { margin: 65px 0; color: #d35bad; font-size: 18px; line-height: 1.8; }
.color-product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.color-product { position: relative; display: block; overflow: hidden; border: 1px solid #ddd; color: #111; text-decoration: none; }
.color-product img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.color-product span { position: absolute; inset: auto 0 0; padding: 22px; background: rgba(255,255,255,.96); transform: translateY(100%); transition: transform .25s ease; }
.color-product:hover span, .color-product:focus-visible span { transform: translateY(0); }
.color-product b { display: block; margin-bottom: 32px; font-size: var(--fs-title-sm); line-height: 1.5; }
.color-product em { display: block; padding-bottom: 8px; border-bottom: 1px solid #111; font-size: var(--fs-button); font-style: normal; text-align: center; }
.color-reservation { padding: 0 0 100px; background: #f8f8f8; }
.color-steps { position: relative; margin: 55px 0 0; padding: 0; list-style: none; }
.color-steps::before { position: absolute; top: 20px; bottom: 20px; left: 9px; width: 1px; background: #111; content: ""; }
.color-steps li { position: relative; padding: 0 0 60px 52px; }
.color-steps li::before { position: absolute; top: 5px; left: 0; width: 18px; height: 18px; border: 1px solid #111; border-radius: 50%; background: #fff; content: ""; }
.color-steps h3 { margin: 0 0 20px; font-size: 25px; }
.color-steps h3 a { color: #C98787; }
.pink { color: #C98787; }
.color-steps p { margin: 0; font-size: var(--fs-body); line-height: 1.9; }
.color-reservation__banner { display: block; margin-top: 10px; }
.color-reservation__banner img { width: 100%; }
.color-shops > .color-copy { margin-bottom: 65px; }
.color-shops article { margin-top: 80px; }
.color-shops article h3 { margin: 0 0 30px; font-size: 27px; text-align: center; }
.color-shops article img { width: 100%; }
.color-shops article p { font-size: var(--fs-body); line-height: 1.9; }

@media (max-width: 767px) {
  .color-stone-page .content-gap-120 { margin-top: 120px; }
  .color-copy { margin-top: 35px; font-size: 11px; line-height: 1.9; }
  .color-hero__title { top: 11%; left: 8%; }
  .color-left-heading { margin-bottom: 48px; font-size: 20px; }
  .color-intro__image { width: 86%; }
  .color-types { display: block; }
  .color-types .color-left-heading { margin-bottom: 42px; }
  .color-type { width: 82%; margin: 0 auto 95px; }
  .color-type h3 { margin: 30px 0 24px; font-size: 16px; }
  .color-type p { font-size: 11px; }
  .color-feature .color-section:first-child { padding: 0px 7% 55px; box-sizing: border-box; }
  .color-feature h2 { font-size: 25px; }
  .color-feature__lead { margin-top: 55px; font-size: 20px; }
  .color-feature__details { padding: 55px 7% 0; }
  .color-feature__details h3 { margin-bottom: 45px; font-size: 20px; }
  .color-feature__details h4 { margin-top: 45px; font-size: 16px; }
  .color-feature__details p { font-size: 11px; line-height: 1.9; }
  .color-variation img { margin-top: 55px; }
  .color-rare__title { font-size: 37px; }
  .color-rare__jp { font-size: 23px; }
  .color-rare__notice { margin: 55px 0; font-size: 11px; }
  .color-product-grid { gap: 10px; }
  .color-product span { position: static; padding: 13px; transform: none; }
  .color-product b { margin-bottom: 24px; font-size: 13px; }
  .color-product em { font-size: 14px; }
  .color-reservation { padding: 0 0 85px; }
  .color-steps li { padding: 0 0 58px 39px; }
  .color-steps h3 { font-size: 16px; line-height: 1.5; }
  .color-steps p { font-size: 11px; }
  .color-shops article { margin-top: 70px; }
  .color-shops article h3 { font-size: 22px; }
  .color-shops article p { font-size: 15px; }
}

/* 統合したPC表示 */
@media (min-width:768px){
  .color-hero{max-width:1920px;max-height:none;margin-inline:auto;overflow:hidden}
  .color-hero img{width:100%;height:auto;min-height:0;object-fit:contain;object-position:center}
  .color-hero__title{top:36%;left:7%}

  .color-intro {
    position: relative;
    box-sizing: border-box;
    min-height: 520px;
    padding: 20px 300px 140px 80px;
  }
  .color-intro__image {
    position: absolute;
    top: 0;
    right: -110px;
    width: 400px;
    margin: 0;
  }
  .color-intro .color-heading--medium { margin-top: 0; }
  .color-intro .color-copy { margin-top: 58px; text-align: center; line-height: 2.1; }

  .color-types { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
  .color-types .color-left-heading { margin-bottom: 18px; }
  .color-type img { border-radius: 0; aspect-ratio: 1 / 1.28; object-fit: cover; }
  .color-type h3 { margin: 28px 0 24px; font-size: 20px; text-align: left; }
  .color-type p { font-size: 16px; line-height: 1.85; }

  .color-feature { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 46px; }
  .color-feature > .color-section { width: auto; max-width: none; margin: 0; }
  .color-feature > .color-section:first-child { grid-column: 1 / -1; width: min(calc(100% - 80px), 1100px); margin-inline: auto; }
  .color-feature .color-section:first-child { padding: 120px 0 90px; }
  .color-feature h2 { width: fit-content; margin-inline: auto; font-size: 32px; }
  .color-feature__lead { font-size: 22px; }
  .color-feature__lead br { display: none; }
  .color-feature > img { align-self: center; width: 100%; }
  .color-feature > .color-section:nth-last-child(2) { align-self: center; padding-right: max(40px, calc((100vw - 1100px) / 2)); }
  .color-feature > .color-section:nth-last-child(2) .color-copy { margin: 0; padding: 0; font-size: 16px; line-height: 2; }
  .color-feature__details {
    grid-column: 1 / -1;
    box-sizing: border-box;
    width: min(calc(100% - 80px), 840px) !important;
    margin: 80px auto 0 !important;
    padding: 68px 64px;
    border: 1px solid currentColor;
  }
  .color-feature__details h3 { font-size: 22px; }
  .color-feature__details h4 { font-size: 20px; }
  .color-feature__details p { font-size: 16px; line-height: 2; }

  .color-feature--yellow { width: min(calc(100% - 80px), 1100px); margin-inline: auto; }
  .color-feature--yellow > .color-section:first-child { width: 100%; }
  .color-feature--yellow > .color-section:nth-last-child(2) { padding-right: 0; }

  .color-feature--pink { grid-template-areas: "head head" "copy copy" "mine stones" "details details"; width: min(calc(100% - 80px), 1100px); margin-inline: auto; }
  .color-feature--pink > .color-section:first-child { grid-area: head; width: 100%; }
  .color-feature--pink > .color-section:nth-last-child(2) { grid-area: copy; padding: 0 0 72px; }
  .color-feature--pink .color-feature__mine { grid-area: mine; }
  .color-feature--pink .color-feature__stones { grid-area: stones; width: 100%; margin: 0; }
  .color-feature--pink .color-feature__details { grid-area: details; }


.color-variation img { max-width: 700px; margin: 70px auto 50px; }


  .color-grade { grid-template-columns: 72px minmax(0, 1fr); gap: 42px; }
  .color-grade__scale { padding: 22px 16px; }
  .color-grade__scale span { font-size: 16px; }
  .color-grade__list { gap: 0; }
  .color-grade__list li { min-height: 190px; padding: 28px 0; }
  .color-grade__list img,
  .color-grade__list li:nth-child(n) img { width: auto; max-width: 100%; }
  .color-grade__list p { margin-top: 24px; font-size: 16px; line-height: 1.9; }

  .color-product-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 18px;
  }

  .color-shops { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 44px 80px; }
  .color-shops > h2,
  .color-shops > .color-copy { grid-column: 1 / -1; }
  .color-shops article { margin-top: 40px; }
  .color-shops article h3 { font-size: 27px; }
  .color-shops article img { aspect-ratio: 1.28; object-fit: cover; }
  .color-shops article p { font-size: 18px; }
.color-steps h3 {    font-size: 22px;}
  .color-reservation__banner {  margin-top: 50px; }
  .color-product b {
    margin-bottom: 15px;
    font-size: 12px;
}
.color-product em {
    font-size: 10px;
        padding-bottom: 5px;
}
.color-product span {
    padding: 14px;
  }
 #reservation .color-section {
        max-width: 900px;
    }
}