/* Local design proposal — October 2026 */
:root{--ivory:#f5f3ed;--greige:#e9e7df;--navy:#182c32;--navy-deep:#102126;--gold:#8b7652;--gold-light:#dac6a2;--text:#263537;--text-sub:#626e6e;--line:#d8dad3}
body{letter-spacing:.035em}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid #a48b60;outline-offset:5px}
.site-header{height:88px;padding:0 5%;border-bottom:1px solid #ffffff24;backdrop-filter:blur(12px)}
.site-header--top:not(.is-scrolled) .site-header__logo{opacity:1;pointer-events:auto}.site-header__logo img{height:42px}.site-header__nav{gap:28px}.site-header__nav a{font-family:var(--font-sans);font-size:12px;letter-spacing:.07em}.site-header__nav .btn-contact{background:#f5f3ed;color:#182c32;border:0;padding:12px 24px}
.hero{height: min(900px,100svh);min-height:700px;max-height:none;justify-content:flex-start;text-align:left}.hero__bg img{object-position:center}.hero__bg::after{background:linear-gradient(90deg,rgba(8,21,27,.88),rgba(8,21,27,.44) 48%,rgba(8,21,27,.08)),linear-gradient(0deg,#10212655,transparent 45%)}
.hero__inner{width:90%;margin:70px auto 0;padding:0;}.hero__logo{display:none}.hero__eyebrow{font-family:var(--font-sans);font-size:10px;letter-spacing:.25em;color:#ded5c3;margin-bottom:35px}.hero__title{font-size:clamp(38px,4.4vw,68px);line-height:1.55;letter-spacing:.08em;margin:0;font-weight:400}.hero__rule{margin:30px 0;width:46px}.hero__sub{font-size:15px;letter-spacing:.08em;color:#fff}.hero__actions{display:flex;align-items:center;gap:28px;margin-top:40px}.hero__actions .btn{background:#f5f3ed;color:#182c32;padding:19px 28px;font-family:var(--font-sans);font-size:13px;border:0}.hero__actions span{margin-left:40px}.hero__link{font-family:var(--font-sans);font-size:12px;border-bottom:1px solid #ffffff70;padding-bottom:6px}.hero__scroll{left:auto;right:5%;transform:none}
.inner{width:min(1240px,90%)}.inner--narrow{width:min(1040px,90%)}.section{padding:112px 0}.sec-head{text-align:left;margin-bottom:56px}.sec-head__en{font-size:clamp(40px,5vw,70px);text-transform:none;letter-spacing:-.02em;color:var(--navy);line-height:1}.sec-head__ja{font-family:var(--font-sans);font-size:13px;margin-top:16px;letter-spacing:.06em}.sec-head__ja::after{display:none}
.catch{background:#f5f3ed}.catch__voice{font-size:clamp(28px,3.1vw,46px);font-weight:400;line-height:1.7;letter-spacing:.08em}.catch__ring{display:none}.catch__question{margin-top:28px;font-family:var(--font-sans);font-size:14px;color:var(--text-sub)}.worries{display:grid;grid-template-columns:repeat(3,1fr);width:100%;margin-top:45px;padding:0;background:none;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.worries::before{display:none}.worries li{padding:30px 18px;font-size:16px}.worries li+li{border-top:0;border-left:1px solid var(--line)}.catch__answer{margin-top:36px}.catch__answer p{font-size:15px}.catch__answer .plan{font-size:18px}
.concept{padding:120px 0}.concept .inner{text-align:left}.concept .sec-head__en{color:#fff!important}.concept__bg::after{background:linear-gradient(90deg,#102126ed,#1021267a)}.concept__copy{font-size:clamp(30px,3.4vw,48px);line-height:1.7;letter-spacing:.08em}.concept__copy em{font-size:19px;letter-spacing:.1em;margin-top:20px}.concept__text{font-size:15px;margin-top:32px;line-height:2.3;letter-spacing:.05em}
.flow__list{gap:30px}.flow__item{text-align:left;border-top:1px solid var(--line);padding-top:18px}.flow__num{font-size:11px}.flow__num b{font-size:32px}.flow__img{width:100%;max-width:280px;border-radius:4px;box-shadow:none;margin:18px 0 0;aspect-ratio:1;object-fit:cover}.flow__title{font-size:18px;margin-top:24px}.flow__text{font-family:var(--font-sans);font-size:13px;line-height:1.9}.flow__item::after{display:none}.flow__human{display:none}
#case{background:#e9e7df}#case .feature{grid-template-columns:.9fr 1.1fr;gap:50px}.feature__body{text-align:left}.feature__title{font-size:clamp(28px,3vw,44px);font-weight:400;letter-spacing:.06em}.feature__title::after{height:1px;width:40px;margin:26px 0}.feature__text{font-family:var(--font-sans);font-size:14px;letter-spacing:.035em;line-height:2.2}.feature__photo{background:#f5f3ed;border-radius:50% 50% 2px 2px;padding:30px 20px;overflow:hidden}.feature__photo img{max-height:560px;width:auto;filter:none}#quality{background:#fff}.feature--three{grid-template-columns:1fr 1.1fr;gap:70px}.feature--three .feature__photo:last-child{display:none}.feature--three .feature__photo img{max-height:490px}
.shop__lead{text-align:left;font-family:var(--font-sans);font-size:14px}.shop-tabs{justify-content:flex-start;gap:8px}.shop-tabs button{font-family:var(--font-sans);border-radius:30px;padding:10px 18px;font-size:12px}.shop-card{border:0;background:transparent}.shop-card__img{border-radius:3px;aspect-ratio:1.7}.shop-card__body{padding:22px 0 10px}.shop-card__name{font-size:16px}.shop-card__btn{text-align:left;border:0;border-bottom:1px solid var(--line);padding:18px 0;font-family:var(--font-sans);letter-spacing:.1em}.shop-card__btn::after{content:'↗';float:right}.shop-card__btn:hover{background:none;color:var(--gold)}
.form-wrap{border-radius:4px}.form-row__label{font-family:var(--font-sans);font-size:13px}.site-footer{background:var(--navy-deep)}
@media(max-width:767px){.site-header{height:68px;padding:0 20px}.site-header__logo img{height:30px}.site-header__nav .btn-contact{font-size:11px;padding:10px 14px}.hero{min-height:660px;height:92svh;max-height:860px}.hero__inner{width:calc(100% - 40px);margin-top:65px}.hero__bg img{object-position:73% center}.hero__bg::after{background:linear-gradient(90deg,#102126b8,#10212640),linear-gradient(0deg,#102126dd,transparent 80%)}.hero__eyebrow{font-size:9px;margin-bottom:25px}.hero__title{font-size:clamp(29px,8vw,42px);line-height:1.65;letter-spacing:.04em}.hero__sub{font-size:12px}.hero__actions{align-items:flex-start;flex-direction:column;gap:20px;margin-top:28px}.hero__actions .btn{width:auto;padding:17px 22px}.hero__scroll{right:20px;bottom:22px}.section{padding:76px 0}.inner,.inner--narrow{width:calc(100% - 40px)}.sec-head{margin-bottom:36px}.sec-head__en{font-size:46px}.sec-head__ja{font-size:12px}.catch__voice{font-size:26px}.catch__question{font-size:12px}.worries{grid-template-columns:1fr;margin-top:28px}.worries li{font-size:14px;padding:20px 0}.worries li+li{border-left:0;border-top:1px solid var(--line)}.catch__answer p{font-size:13px}.catch__answer .plan{font-size:15px}.concept__copy{font-size:30px}.concept__copy em{font-size:16px}.concept__text{font-size:13px}.flow__list{gap:38px}.flow__img{max-width:none;width:100%;height:240px;aspect-ratio:auto;object-fit:contain;background:#ebe8df}.flow__title{font-size:17px;margin-top:20px}#case .feature,.feature--three{grid-template-columns:1fr;gap:32px}.feature__photo{padding:20px;order:-1}.feature__photo img{max-height:380px}.feature__title{font-size:29px}.feature__text{font-size:13px}.feature--three .feature__body{order:0}.shop-tabs{flex-wrap:wrap;overflow:visible;margin:0 0 30px;padding:0}.shop-tabs button{padding:9px 12px;font-size:11px}.shop-card__img{aspect-ratio:1.8}.shop-list{gap:35px}.form-wrap{padding:28px 20px}.site-footer{padding-top:55px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js-fade{opacity:1!important;transform:none!important}}
.menu-toggle{display:none}section[id]{scroll-margin-top:90px}
@media(max-width:767px){.site-header--top .menu-toggle{display:block;background:none;border:0;color:white;font-family:var(--font-sans);font-size:11px;margin-left:auto;padding:14px 0}.menu-toggle span{font-size:18px;margin-left:10px}.site-header--top .site-header__nav{display:none}.site-header--top.menu-open{background:#102126}.site-header--top.menu-open .site-header__nav{display:flex;position:absolute;top:68px;left:0;right:0;background:#102126;padding:24px;flex-direction:column;align-items:stretch;gap:0}.site-header--top.menu-open .site-header__nav a{display:block;padding:16px;border-bottom:1px solid #ffffff26;font-size:14px}.site-header--top.menu-open .btn-contact{margin-top:16px}section[id]{scroll-margin-top:68px}}
@media(max-width:767px){.hero__bg img{object-position:88% center}}
@media(min-width:768px) and (max-width:1000px){.site-header{padding:0 24px}.site-header__nav{gap:16px}.site-header__nav a{font-size:11px}.site-header__logo img{height:34px}}
.site-header.is-scrolled,.site-header.is-solid{background:rgba(16,33,38,.96)}
/* Two diamond origins / MUQBEL edition */
.diamond-choice{background:#fff}.diamond-intro{font-size:18px;line-height:2;margin-bottom:55px}.diamond-options{display:grid;grid-template-columns:1fr 1fr;gap:38px}.diamond-option__visual{position:relative;display:flex;align-items:center;justify-content:center;height:400px;overflow:hidden;border-radius:50% 50% 2px 2px}.natural-visual{background:#e9e7df}.lab-visual{background:#e3ebea}.diamond-option__visual img{height:340px;width:auto;object-fit:contain;z-index:1}.diamond-option__visual>span{position:absolute;bottom:15px;left:25px;font-family:var(--font-en);font-size:52px;letter-spacing:.08em;opacity:.18}.diamond-option__body{padding:32px 0}.diamond-label{font-family:var(--font-sans);font-size:10px;letter-spacing:.2em;color:var(--gold);margin-bottom:14px}.diamond-option h3{font-size:32px;font-weight:400;line-height:1.6;margin-bottom:20px;letter-spacing:.05em}.diamond-option__body>p:not(.diamond-label){font-family:var(--font-sans);font-size:14px;line-height:2;max-width:460px}.diamond-text-link{display:inline-block;border-bottom:1px solid var(--line);font-family:var(--font-sans);font-size:12px;margin-top:25px;padding-bottom:7px}.diamond-caption,.diamond-reference{font-family:var(--font-sans);font-size:11px;color:var(--text-sub);line-height:1.9;margin-top:22px}.diamond-reference{color:#becdca}.diamond-reference a{text-decoration:underline;text-underline-offset:4px}.lab-story{background:#102126;color:#f5f3ed}.lab-story .sec-head__en{color:#f5f3ed}.lab-story__head{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}.lab-story__lead{font-size:24px;line-height:1.8}.lab-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:25px}.lab-facts article{border-top:1px solid #f5f3ed40;padding-top:26px}.lab-facts article>span{font-family:var(--font-sans);font-size:10px;letter-spacing:.12em;color:#dac6a2}.lab-facts h3{font-weight:400;font-size:23px;line-height:1.7;margin:18px 0}.lab-facts p{font-family:var(--font-sans);font-size:13px;line-height:2.1;color:#d1ddda}.diamond-difference{background:#f5f3ed}.difference-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}.difference-grid article{padding:40px;background:#fff;border-top:2px solid #8b7652}.difference-grid article:last-child{background:#e7eeeb;border-color:#658780}.difference-grid h3{font-size:25px;font-weight:400;margin-bottom:24px}.difference-grid dt{font-family:var(--font-sans);font-size:12px;font-weight:600;border-top:1px solid #26353720;padding-top:18px;margin-top:18px}.difference-grid dd{font-family:var(--font-sans);font-size:13px;line-height:2;margin-top:7px}.diamond-advice{margin-top:55px;max-width:780px}.diamond-advice h3{font-size:24px;font-weight:400;margin-bottom:18px}.diamond-advice p{font-family:var(--font-sans);font-size:14px;line-height:2}.diamond-advice .btn{display:inline-block;margin-top:26px;font-family:var(--font-sans);font-size:13px;padding:18px 26px}.diamond-faq{margin-top:80px}.diamond-faq>h3{font-weight:400;font-size:26px;margin-bottom:28px}.diamond-faq details{border-top:1px solid var(--line);padding:23px 0}.diamond-faq details:last-child{border-bottom:1px solid var(--line)}.diamond-faq summary{cursor:pointer;list-style:none;font-size:16px;display:flex;justify-content:space-between;gap:20px}.diamond-faq summary::after{content:'＋';flex:none}.diamond-faq details[open] summary::after{content:'−'}.diamond-faq summary::-webkit-details-marker{display:none}.diamond-faq details p{font-family:var(--font-sans);font-size:13px;line-height:2;max-width:900px;margin-top:18px}.diamond-faq summary:focus-visible{outline:2px solid var(--gold);outline-offset:5px}
.shop--single .shop-list{display:block}.shop--single .shop-card{display:grid;grid-template-columns:1.2fr 1fr;gap:65px;align-items:center;transform:none;box-shadow:none}.shop--single .shop-card__img{aspect-ratio:1.7}.shop--single .shop-card__body{padding:0}.shop--single .shop-card__name{font-size:30px;margin:14px 0}.shop--single .shop-card__addr{font-size:14px}.shop--single .shop-card__btn{max-width:300px}
@media(max-width:767px){.diamond-intro{font-size:15px;margin-bottom:35px}.diamond-options,.difference-grid,.lab-story__head,.lab-facts{grid-template-columns:1fr;gap:30px}.diamond-option__visual{height:310px}.diamond-option__visual img{height:270px}.diamond-option h3{font-size:27px}.diamond-option__body{padding:26px 0 8px}.diamond-option__body>p:not(.diamond-label){font-size:13px}.diamond-choice .sec-head__en,.lab-story .sec-head__en,.diamond-difference .sec-head__en{font-size:43px}.lab-story__head{gap:0}.lab-story__lead{font-size:21px;margin-bottom:30px}.lab-facts{margin-top:0}.lab-facts h3{font-size:22px}.difference-grid article{padding:28px 22px}.difference-grid h3{font-size:22px}.diamond-advice h3{font-size:21px}.diamond-advice p{font-size:13px}.diamond-advice .btn{width:auto;font-size:12px;padding:17px 20px}.diamond-faq{margin-top:60px}.diamond-faq>h3{font-size:23px}.diamond-faq summary{font-size:14px}.shop--single .shop-card{grid-template-columns:1fr;gap:28px}.shop--single .shop-card__name{font-size:26px}.diamond-caption,.diamond-reference{font-size:10px}}
.store-intro{display:grid;grid-template-columns:1fr 1.1fr;gap:70px;align-items:center}.store-intro h3{font-weight:400;font-size:32px;line-height:1.7;margin-bottom:24px}.store-intro p:not(.diamond-label){font-family:var(--font-sans);font-size:14px;line-height:2.1;margin-top:18px}.store-intro img{width:100%;height:380px;object-fit:cover;border-radius:3px}.store-information{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;margin-top:70px;padding-top:50px;border-top:1px solid var(--line)}.store-information h3{font-size:27px;font-weight:400;margin-bottom:28px}.store-details{display:grid;grid-template-columns:105px 1fr;gap:20px 22px;font-family:var(--font-sans);font-size:13px;line-height:1.9}.store-details dt{color:var(--text-sub)}.store-details dd a{text-decoration:underline;text-underline-offset:4px}.store-access{background:#e9e7df;padding:35px}.store-access p:not(.diamond-label){font-family:var(--font-sans);font-size:13px;line-height:2}.store-access h4{font-family:var(--font-sans);font-size:14px;margin:28px 0 12px}.store-map-link{display:block;font-family:var(--font-sans);font-size:13px;margin:24px 0}.store-small{font-family:var(--font-sans);font-size:11px!important;color:var(--text-sub);line-height:1.9;margin-top:22px}.store-consult{background:#102126;color:#f5f3ed;margin-top:65px;padding:50px}.store-consult h3{font-size:32px;font-weight:400;line-height:1.6;margin-bottom:22px}.store-consult>p:not(.diamond-label){font-family:var(--font-sans);font-size:14px}.store-consult .diamond-label{color:#dac6a2}.store-consult .store-small{color:#becdca}.store-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:30px}.store-actions .btn{padding:18px 24px;font-family:var(--font-sans);font-size:12px;background:#f5f3ed;color:#102126}.store-actions .btn--ghost{background:transparent;color:#f5f3ed;border:1px solid #f5f3ed60}.store-phone{font-family:var(--font-sans);font-size:13px;border-bottom:1px solid #f5f3ed60;padding:10px 0}
@media(max-width:767px){.store-intro,.store-information{grid-template-columns:1fr;gap:30px}.store-intro h3{font-size:27px}.store-intro img{height:250px}.store-information{margin-top:45px;padding-top:35px}.store-information h3{font-size:24px}.store-details{grid-template-columns:85px 1fr;gap:18px;font-size:12px}.store-access{padding:26px 22px}.store-consult{padding:30px 22px;margin-top:40px}.store-consult h3{font-size:26px}.store-actions{flex-direction:column;align-items:stretch}.store-actions .btn{font-size:11px;padding:18px 10px;text-align:center}.store-phone{text-align:center}.store-intro p:not(.diamond-label){font-size:13px}}
/* Language selector is available on both desktop and mobile. */
.language-switch{display:flex;align-items:center;gap:9px;font-family:var(--font-sans);font-size:11px;letter-spacing:.08em;color:#ffffff8c;flex-shrink:0;order:3;margin-left:26px}.language-switch a{color:#fff;padding:10px 5px}.language-switch [aria-current]{color:#dac6a2}.site-header__nav{margin-left:auto;order:2}.site-header__logo{order:0}
@media(max-width:767px){.language-switch{order:1;margin-left:auto;gap:5px}.site-header--top .menu-toggle{order:2;margin-left:18px}.site-header--top .site-header__nav{order:3}.site-header.is-solid .language-switch{order:2;margin-left:14px}.site-header.is-solid .site-header__nav{order:1}.site-header.is-solid .btn-contact{font-size:10px!important;padding:9px!important}}
@media(min-width:768px) and (max-width:1050px){.language-switch{margin-left:14px}.site-header__nav{gap:12px}.site-header__nav a{font-size:10px}.site-header__nav .btn-contact{padding:10px 14px}}
.page-head .sec-head__en,.page-head .sec-head__ja{color:#f5f3ed}