:root {
  --navy: #071b35;
  --navy2: #0c2b4d;
  --blue: #1b68a5;
  --red: #bb2e31;
  --ink: #17212c;
  --muted: #66717d;
  --paper: #f4f6f8;
  --line: #dce1e6;
  --header-height: 104px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #fff; color: var(--ink); font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif; }
main { padding-top: var(--header-height); }
section[id] { scroll-margin-top: calc(var(--header-height) + 18px); }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
button, summary, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #2f83c2; outline-offset: 3px; }

.menuBackdrop { display: none; }

.siteHeader { position: fixed; z-index: 1000; top: 0; left: 0; width: 100%; height: var(--header-height); background: rgba(255,255,255,.97); color: var(--navy); border-bottom: 1px solid rgba(10,37,64,.12); box-shadow: 0 4px 16px rgba(10,37,64,.07); backdrop-filter: blur(10px); }
.headerTop { width: min(1180px,calc(100% - 48px)); height: 60px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.brandLogos { display: flex; align-items: center; gap: 11px; }
.brandLogos img { width: auto; object-fit: contain; }
.brandLogos .headerLogoM2 { height: 34px; }
.brandLogos .headerLogoKatsuda { height: 32px; }
.brandLogos > span { width: 1px; height: 29px; background: #d2d7dc; }
.brand { display: flex; align-items: center; gap: 9px; font-family: Arial, sans-serif; font-size: 22px; font-weight: 700; letter-spacing: .12em; line-height: .8; }
.brandMark { display: grid; place-items: center; width: 43px; height: 43px; border: 2px solid currentColor; font-size: 17px; letter-spacing: -.05em; }
.brand small { display: block; margin-top: 8px; font-size: 7px; letter-spacing: .18em; font-weight: 500; }
.headerCta { display: flex; gap: 30px; align-items: center; justify-content: space-between; min-width: 210px; min-height: 42px; padding: 10px 17px; background: var(--red); color: white; font-size: 13px; font-weight: 700; letter-spacing: .09em; transition: filter .2s, transform .2s; }
.headerCta:hover { filter: brightness(1.08); transform: translateY(-1px); }
.headerCta b { font-size: 15px; }
.headerCtaSp { display: none; }
.headerActions { display: flex; align-items: center; gap: 8px; }
.headerMenuButton { display: none; }
.headerNav { height: 44px; display: flex; align-items: stretch; justify-content: center; gap: clamp(10px,1.5vw,23px); padding: 0 20px; border-top: 1px solid #edf0f2; overflow: hidden; white-space: nowrap; }
.headerNav a { position: relative; display: inline-flex; align-items: center; flex: 0 0 auto; min-height: 44px; color: #3b4c5c; font-size: 14px; font-weight: 600; }
.headerNav a::after { content: ""; position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: var(--blue); transform: scaleX(0); transition: transform .2s; }
.headerNav a:hover, .headerNav a.isActive { color: var(--navy); }
.headerNav a.isActive { font-weight: 700; }
.headerNav a.isActive::after { transform: scaleX(1); }
.hero { position: relative; min-height: 760px; height: min(92vh, 920px); overflow: hidden; color: white; background: var(--navy); }
.hero picture, .heroImage, .heroShade { position: absolute; inset: 0; }
.heroImage { object-position: center 39%; }
.heroShade { background: linear-gradient(90deg, rgba(4,19,38,.94) 0%, rgba(4,19,38,.74) 36%, rgba(4,19,38,.13) 68%, rgba(4,19,38,.05) 100%), linear-gradient(0deg, rgba(3,18,34,.32), transparent 45%); }
.heroContent { position: relative; z-index: 2; width: min(1160px, 92%); margin: 0 auto; padding-top: clamp(150px, 18vh, 190px); }
.heroKicker { margin: 0 0 25px; font: 500 12px/1 Arial, sans-serif; letter-spacing: .32em; }
.heroKicker span { display: inline-block; margin-right: 13px; padding: 7px 10px; background: var(--blue); letter-spacing: .2em; }
.hero h1 { margin: 0; font-size: clamp(36px, 4vw, 62px); font-weight: 400; line-height: 1.35; letter-spacing: .08em; text-shadow: 0 2px 12px rgba(0,0,0,.2); }
.hero h1 strong { font-size: 1.08em; }
.heroLead { margin: 20px 0 27px; color: rgba(255,255,255,.88); font-family: "Yu Mincho", serif; font-size: 16px; line-height: 1.9; letter-spacing: .12em; }
.heroOffer { width: 540px; max-width: 100%; display: flex; align-items: center; gap: 25px; padding: 16px 0; border-top: 1px solid rgba(255,255,255,.46); border-bottom: 1px solid rgba(255,255,255,.46); }
.heroOffer > div { min-width: 125px; padding-right: 23px; border-right: 1px solid rgba(255,255,255,.45); }
.heroOffer span, .heroOffer b { display: block; }
.heroOffer span { font-size: 11px; letter-spacing: .15em; }
.heroOffer b { margin-top: 5px; font-size: 21px; }
.heroOffer p { display: flex; align-items: baseline; margin: 0; }
.heroOffer p small { margin-right: 8px; font-size: 11px; }
.heroOffer p strong { font: italic 700 clamp(46px,5vw,69px)/.9 Arial, sans-serif; letter-spacing: -.04em; }
.heroOffer p em { font-style: normal; font-weight: 700; }
.heroActions { display: flex; align-items: center; gap: 28px; margin-top: 28px; }
.primaryButton { display: flex; justify-content: space-between; align-items: center; width: min(300px,100%); padding: 18px 22px; background: var(--red); color: white; font-size: 14px; font-weight: 700; letter-spacing: .1em; box-shadow: 0 8px 25px rgba(99,8,12,.25); transition: transform .2s, filter .2s; }
.primaryButton:hover { transform: translateY(-2px); filter: brightness(1.08); }
.heroActions > p { margin: 0; font-size: 11px; letter-spacing: .15em; }
.heroActions > p b { margin-right: 8px; font: 700 25px Arial, sans-serif; }
.heroScroll { position: absolute; z-index: 2; right: 3vw; bottom: 32px; writing-mode: vertical-rl; font: 10px Arial, sans-serif; letter-spacing: .24em; }
.heroScroll span { margin-top: 10px; font-size: 18px; }
.quickNav { position: relative; z-index: 4; width: min(1080px, 90%); margin: -35px auto 0; display: grid; grid-template-columns: repeat(3,1fr); background: white; box-shadow: 0 10px 35px rgba(6,24,44,.13); }
.quickNav a { padding: 24px 30px; border-right: 1px solid var(--line); font-size: 13px; font-weight: 700; letter-spacing: .08em; }
.quickNav a:last-child { border: 0; }
.quickNav span { margin-right: 20px; color: var(--blue); font: italic 700 13px Arial, sans-serif; }
.section { padding: 110px max(4vw, 24px); }
.intro { background: linear-gradient(#fff,#f7f8fa); }
.sectionHeading p, .processLead > p:first-child { margin: 0 0 15px; color: var(--blue); font: 700 11px Arial,sans-serif; letter-spacing: .27em; }
.sectionHeading h2 { margin: 0; color: var(--navy); font: 500 clamp(28px,3vw,42px)/1.5 "Yu Mincho",serif; letter-spacing: .08em; }
.sectionHeading > span, .processLead > span { display: block; width: 45px; height: 2px; margin-top: 24px; background: var(--blue); }
.centered { text-align: center; }
.centered > span { margin-left: auto; margin-right: auto; }
.offerGrid { width: min(1160px,100%); margin: 60px auto 0; display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.offerCard { display: flex; flex-direction: column; overflow: hidden; background: white; box-shadow: 0 8px 28px rgba(10,30,48,.09); }
.offerImage { position: relative; height: 280px; overflow: hidden; }
.offerImage img { transition: transform .45s; }
.offerCard:hover .offerImage img { transform: scale(1.025); }
.offerImage > span { position: absolute; top: 14px; left: 14px; padding: 8px 11px; background: var(--red); color: white; font: 700 10px Arial; letter-spacing: .18em; }
@media (min-width: 701px) {
  .offerCard:nth-child(3) .offerImage img { object-position: center 38%; }
}
.offerBody { flex: 1; display: flex; flex-direction: column; padding: 24px 26px 28px; text-align: center; }
.offerBody > p { margin: 0 0 12px; color: var(--blue); font: 700 9px Arial; letter-spacing: .2em; }
.offerBody h3 { min-height: 64px; margin: 0; font: 600 20px/1.55 "Yu Mincho", serif; letter-spacing: .06em; }
.offerBody h3 span { display: block; }
.offerBody h3 a { transition: color .2s; }
.offerBody h3 a:hover { color: var(--blue); }
.offerPrice { height: 55px; margin-top: 7px; color: var(--red); }
.offerPrice strong { font: italic 700 42px Arial,sans-serif; letter-spacing: -.04em; }
.offerPrice b { font-size: 15px; }
.offerPrice .wordPrice { font-size: 35px; letter-spacing: .05em; }
.offerBody small { display: block; margin-bottom: 20px; color: var(--muted); font-size: 11px; }
.offerMore { display: flex; align-items: center; justify-content: center; gap: 14px; min-height: 46px; margin-top: auto; border: 1px solid var(--navy); background: var(--navy); color: white; font-size: 13px; font-weight: 700; letter-spacing: .08em; transition: background .2s, border-color .2s, transform .2s; }
.offerMore:hover { border-color: var(--blue); background: var(--blue); transform: translateY(-1px); }
.offerMore span { font-size: 17px; font-weight: 400; }
.feature { position: relative; display: grid; grid-template-columns: 54% 46%; align-items: stretch; min-height: auto; overflow: hidden; }
.featureVisual { position: relative; }
.featureVisual img { height: 100%; object-position: center 38%; }
.verticalLabel { position: absolute; top: 0; right: 0; height: 100%; padding: 35px 18px; background: rgba(7,27,53,.93); color: white; writing-mode: vertical-rl; font: 10px Arial; letter-spacing: .25em; }
.featureContent { position: relative; display: flex; flex-direction: column; justify-content: center; padding: clamp(58px,5.6vw,88px); background: white; }
.featureNum { margin: 0 0 23px; color: var(--blue); font: 700 10px Arial; letter-spacing: .2em; }
.featureNum b { display: inline-grid; place-items: center; width: 33px; height: 33px; margin-left: 10px; border: 1px solid var(--blue); font-size: 13px; }
.feature h2, .fabricIntro h2 { margin: 0; color: var(--navy); font: 500 clamp(34px,4vw,52px)/1.45 "Yu Mincho",serif; letter-spacing: .08em; }
.mobileSaleHeading { display: none; }
.saleCatch { margin: 0 0 10px; color: var(--red); font-size: clamp(16px,1.35vw,19px); font-weight: 700; line-height: 1.6; letter-spacing: .05em; }
.saleCatch.light { color: #9bc9ea; }
.desktopSaleHeading .featureNum { margin-bottom: 15px; }
.priceComparison { max-width: 520px; margin-top: 28px; padding: 24px 26px; border: 1px solid #d8dde3; background: #fafbfc; box-shadow: 0 8px 24px rgba(7,27,53,.06); }
.priceTierLabel { display: block; margin-bottom: 2px; color: var(--ink); font-size: 16px; font-weight: 800; line-height: 1.5; }
.priceTier p { display: flex; align-items: baseline; margin: 0; }
.priceTier p small { margin-right: 7px; color: #4c5864; font-size: 14px; font-weight: 700; }
.priceTier p em { margin-left: 3px; font-style: normal; font-size: .38em; letter-spacing: 0; }
.priceTierNormal s { color: #44515d; font: 700 25px Arial,sans-serif; text-decoration-color: var(--red); text-decoration-thickness: 2px; }
.priceDivider { display: flex; align-items: center; gap: 12px; margin: 14px 0 12px; color: var(--red); }
.priceDivider::before, .priceDivider::after { content: ""; height: 1px; flex: 1 1 auto; background: #d9dee3; }
.priceDivider span { flex: 0 0 auto; font-size: 20px; line-height: 1; }
.priceDivider b { flex: 0 0 auto; font-size: 15px; }
.priceTierSale .priceTierLabel { color: var(--red); font-size: clamp(24px,2vw,29px); }
.priceTierSale p { color: var(--red); }
.priceTierSale strong { white-space: nowrap; font: italic 800 clamp(42px,3.8vw,52px) Arial,sans-serif; letter-spacing: -.04em; }
.priceTierSale p small { color: var(--ink); }
.perItem { margin: 6px 0 0; color: #3e4a55; font-size: 16px; }
.perItem b { color: var(--red); font-size: 18px; }
.formalPrice .priceTierSale .priceTierLabel { font-size: clamp(18px,1.6vw,22px); }
.discountAmount { display: inline-flex; width: fit-content; margin: 9px 0 0; padding: 6px 10px; background: var(--red); color: white; font-size: 16px; font-weight: 800; }
.taxExPrice { margin: 7px 0 0; color: #66717c; font-size: 13px; }
.saleDescription { max-width: 580px; margin-top: 26px; color: #52606c; font-size: 14px; line-height: 1.9; }
.saleDescription p { margin: 0 0 13px; }
.saleBenefits { display: grid; gap: 9px; margin: 20px 0 0; padding: 0; list-style: none; color: #34414d; font-size: 14px; }
.saleBenefits li { display: flex; align-items: flex-start; }
.saleBenefits li::before { content: "✓"; flex: 0 0 auto; display: inline-grid; place-items: center; width: 21px; height: 21px; margin: 0 10px 0 0; border-radius: 50%; background: var(--blue); color: white; font-size: 12px; font-weight: 800; }
.sectionSaleCta { width: min(100%,460px); min-height: 52px; display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 30px; padding: 13px 20px; background: var(--navy); color: white; font-size: 15px; font-weight: 700; line-height: 1.5; box-shadow: 0 7px 20px rgba(7,27,53,.16); }
.sectionSaleCta b { font-size: 18px; }
.sectionSaleCtaLight { background: white; color: var(--navy); box-shadow: none; }
.saleNotes { margin-top: 16px; color: #7a838c; font-size: 12px; line-height: 1.65; }
.saleNotes p { margin: 0; }
.fabricSection { padding: 110px max(4vw,24px); background: var(--navy); color: white; }
.fabricIntro { width: min(1160px,100%); margin: auto; display: grid; grid-template-columns: minmax(0,1.15fr) minmax(330px,.85fr); align-items: end; gap: 70px; }
.featureNum.light { color: #83bce5; }
.fabricIntro h2 { color: white; }
.fabricIntro h2 em { color: #d7e9f7; font-style: normal; }
.fabricSubcopy { margin: 13px 0 0; color: #c5cfda; font-size: 15px; line-height: 1.8; }
.fabricPrice { padding: 25px 27px; border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.05); }
.fabricPriceTier { display: grid; gap: 2px; }
.fabricPriceNormal > span { color: #c5cfda; font-size: 16px; font-weight: 700; }
.fabricPriceNormal > strong { color: white; font-size: clamp(20px,1.8vw,24px); line-height: 1.35; }
.fabricPriceNormal > small { color: #c5cfda; font-size: 13px; }
.fabricDiscount { display: flex; align-items: center; gap: 14px; margin: 14px 0; padding: 12px 0; border-top: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); color: #ff777a; }
.fabricDiscount span { font-size: 21px; }
.fabricDiscount b { font: italic 800 clamp(34px,3.5vw,44px)/1 Arial,sans-serif; }
.fabricSetPrice { display: grid; grid-template-columns: auto 1fr; align-items: end; gap: 5px 12px; }
.fabricSetPrice > span { color: white; font-size: 16px; font-weight: 800; line-height: 1.4; }
.fabricSetPrice > strong { color: white; font-size: clamp(23px,2.1vw,29px); line-height: 1.2; white-space: nowrap; }
.fabricSetPrice > b { grid-column: 1 / -1; color: #ff777a; }
.fabricPriceSale > strong { color: white; font-size: clamp(24px,2.3vw,30px); line-height: 1.3; }
.fabricPriceSale > span { color: #dbe5ee; font-size: 14px; font-weight: 700; }
.fabricPriceSale > .fabricPriceLead { color: #9bc9ea; font-size: 16px; }
.fabricGallery { width: min(1160px,100%); margin: 50px auto 0; display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: 245px 245px; gap: 14px; }
.fabricGallery figure { position: relative; margin: 0; overflow: hidden; }
.fabricMain { grid-row: 1 / 3; }
.fabricMain figcaption { position: absolute; right: 0; bottom: 0; display: flex; align-items: center; gap: 20px; padding: 20px 26px; background: var(--red); }
.fabricMain figcaption b { font: italic 700 35px Arial; }
.fabricMain figcaption span { padding-left: 19px; border-left: 1px solid rgba(255,255,255,.5); font-size: 11px; line-height: 1.6; }
.fabricDetails { width: min(1160px,100%); margin: 34px auto 0; display: grid; grid-template-columns: minmax(0,1.15fr) minmax(320px,.85fr); gap: 65px; }
.fabricDetails .saleDescription { margin: 0; color: #d1dae3; font-size: 15px; }
.fabricDetails .saleBenefits { margin: 0; color: white; }
.fabricDetails .saleBenefits li::before { background: #3f91ca; }
.fabricAction { width: min(1160px,100%); margin: 30px auto 0; }
.fabricAction .sectionSaleCta { margin-top: 0; }
.fabricAction .saleNotes { color: #bdc8d4; }
.featureFormal { grid-template-columns: 54% 46%; min-height: auto; background: #f2f3f4; }
.formalContent { display: flex; flex-direction: column; justify-content: center; padding: clamp(58px,5.6vw,88px); }
.featureFormal h2 em { color: var(--red); font-style: normal; }
.primaryButton.navy { background: var(--navy); }
.formalVisual { position: relative; overflow: hidden; background: #d8dade; }
.formalVisual img { height: 100%; object-position: center top; }
.finalTag { position: absolute; left: 0; bottom: 0; display: flex; align-items: center; gap: 18px; padding: 24px 28px; background: var(--red); color: white; }
.finalTag span { font: 9px/1.6 Arial; letter-spacing: .15em; }
.finalTag b { padding-left: 18px; border-left: 1px solid rgba(255,255,255,.5); font: italic 700 24px Arial; }
.reasons { background: white; }
.reasonGrid { width: min(1160px,100%); margin: 58px auto 0; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 46px 32px; }
.reasonGrid article > div { position: relative; height: auto; aspect-ratio: 3 / 2; overflow: hidden; }
.reasonGrid article > div span { position: absolute; left: 0; bottom: 0; padding: 11px 14px; background: var(--navy); color: white; font: italic 700 14px Arial; }
.reasonGrid h3 { margin: 22px 0 11px; color: var(--navy); font: 600 clamp(22px,2vw,26px) "Yu Mincho",serif; letter-spacing: .06em; }
.reasonGrid article > p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.7; }
.process { display: block; padding: 110px max(4vw,24px); background: var(--paper); }
.processLead { position: static; width: min(1160px,100%); margin: 0 auto 55px; padding: 0; text-align: center; }
.processLead h2 { margin: 0; color: var(--navy); font: 500 clamp(32px,4vw,49px)/1.5 "Yu Mincho",serif; letter-spacing: .08em; }
.processLead > span { margin-left: auto; margin-right: auto; }
.processLead > p:last-child { max-width: none; margin-top: 25px; color: var(--muted); font-size: 15px; line-height: 1.9; }
.timeline { width: min(1160px,100%); margin: 0 auto; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 28px; border: 0; }
.timeline article { display: block; min-height: 0; padding: 0 0 27px; border: 1px solid #dbe0e5; background: white; box-shadow: 0 8px 24px rgba(7,27,53,.05); }
.stepImage { height: auto; aspect-ratio: 3 / 2; overflow: hidden; }
.stepCopy { padding: 22px 22px 0; }
.stepCopy > span { color: var(--blue); font: 700 13px Arial; letter-spacing: .17em; }
.stepCopy h3 { margin: 10px 0 10px; color: var(--navy); font: 600 21px "Yu Mincho",serif; letter-spacing: .05em; }
.stepCopy p { max-width: none; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.processNote { width: min(1160px,100%); margin: 24px auto 0; color: #6d7781; font-size: 13px; line-height: 1.7; }
.faq { background: white; }
.faqList { width: min(850px,100%); margin: 55px auto 0; border-top: 1px solid var(--line); }
.faqItem { border-bottom: 1px solid var(--line); }
.faqQuestion { width: 100%; display: flex; align-items: center; gap: 18px; padding: 25px 4px; border: 0; background: transparent; color: inherit; cursor: pointer; text-align: left; font: inherit; font-size: 14px; font-weight: 600; }
.faqQuestion b { color: var(--blue); font: italic 700 20px Arial; }
.faqQuestionText { flex: 1 1 auto; }
.faqIcon { margin-left: auto; color: var(--blue); font-size: 22px; font-weight: 300; transition: transform .2s; }
.faqQuestion[aria-expanded="true"] .faqIcon { transform: rotate(45deg); }
.faqAnswer p { margin: -3px 0 0; padding: 0 44px 25px; color: var(--muted); font-size: 13px; line-height: 1.9; }
.no-js .faqAnswer { display: block !important; }
.finalCta { position: relative; min-height: 650px; display: grid; place-items: center; overflow: hidden; color: white; }
.finalCta > img, .finalShade { position: absolute; inset: 0; }
.finalShade { background: rgba(4,22,43,.76); backdrop-filter: blur(1px); }
.finalContent { position: relative; z-index: 2; width: min(900px,90%); text-align: center; }
.finalContent > p { margin: 0 0 22px; color: #9bc5e3; font: 700 11px Arial; letter-spacing: .28em; }
.finalContent h2 { margin: 0; font: 500 clamp(30px,4vw,50px)/1.55 "Yu Mincho",serif; letter-spacing: .1em; }
.deadline { display: flex; justify-content: center; align-items: baseline; margin: 25px 0 30px; }
.deadline span { margin-right: 15px; font: 10px Arial; letter-spacing: .15em; }
.deadline b { font: 700 clamp(34px,4vw,48px)/1.2 Arial,sans-serif; letter-spacing: .02em; }
.deadline em { margin-left: 7px; font: 700 12px Arial; }
.primaryButton.white { margin: auto; background: white; color: var(--navy); box-shadow: none; }
.finalContent > small { display: block; margin-top: 14px; color: rgba(255,255,255,.65); font-size: 9px; }
.stores { background: #f4f5f6; scroll-margin-top: calc(var(--header-height) + 18px); }
.storeGuide { margin: 20px auto 45px; color: var(--muted); font-size: 13px; text-align: center; }
.storeAreas { width: min(1100px,100%); margin: 0 auto; }
.storeArea { margin-bottom: 13px; border: 1px solid #d8dde2; background: white; }
.storeArea > summary { display: flex; align-items: center; gap: 15px; padding: 21px 24px; cursor: pointer; list-style: none; color: var(--navy); }
.storeArea > summary::-webkit-details-marker { display: none; }
.storeArea > summary span { font: 600 18px "Yu Mincho",serif; letter-spacing: .08em; }
.storeArea > summary small { color: var(--muted); font-size: 10px; }
.storeArea > summary b { margin-left: auto; color: var(--blue); font-size: 25px; font-weight: 300; transition: transform .2s; }
.storeArea[open] > summary { border-bottom: 1px solid var(--line); }
.storeArea[open] > summary b { transform: rotate(45deg); }
.storeGrid { display: grid; grid-template-columns: repeat(2,1fr); gap: 13px; padding: 18px; }
.storeCard { padding: 24px; border: 1px solid #e0e4e8; background: #fff; }
.storeCard h3 { margin: 0 0 17px; color: var(--navy); font: 600 20px "Yu Mincho",serif; letter-spacing: .07em; }
.storeCard dl { margin: 0; }
.storeCard dl div { display: grid; grid-template-columns: 5em 1fr; gap: 15px; margin-bottom: 8px; font-size: 11px; line-height: 1.7; }
.storeCard dt { color: #7b8590; }
.storeCard dd { margin: 0; }
.storeCard dd a { color: var(--blue); font-size: 14px; font-weight: 700; }
.storeActions { display: grid; grid-template-columns: 1fr 1.45fr; gap: 8px; margin-top: 20px; }
.storeActions > a { display: flex; align-items: center; justify-content: center; min-height: 45px; padding: 10px; font-size: 11px; font-weight: 700; text-align: center; }
.storeMap { border: 1px solid #aeb6bd; color: #46515d; }
.storeReserve { gap: 16px; background: var(--red); color: white; box-shadow: 0 5px 15px rgba(135,22,26,.15); }
footer { display: flex; align-items: center; justify-content: space-between; padding: 45px 5vw; background: #041225; color: rgba(255,255,255,.72); }
footer p, footer > small { font-size: 9px; letter-spacing: .1em; }
.mobileSticky { display: none; }
.spOnly { display: none; }

@media (max-width: 900px) {
  .hero { min-height: 730px; height: 92vh; }
  .heroShade { background: linear-gradient(90deg, rgba(4,19,38,.9), rgba(4,19,38,.28) 78%), linear-gradient(0deg,rgba(4,19,38,.35),transparent); }
  .feature { grid-template-columns: 48% 52%; }
  .featureContent, .formalContent { padding: 64px 5vw; }
  .fabricIntro, .fabricDetails { gap: 35px; }
  .reasonGrid { grid-template-columns: repeat(2,1fr); gap: 35px 18px; }
  .process { padding-top: 90px; padding-bottom: 90px; }
  .timeline { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
}

@media (max-width: 700px) {
  :root { --header-height: 58px; }
  body { padding-bottom: calc(60px + env(safe-area-inset-bottom)); }
  .siteHeader { min-height: var(--header-height); height: var(--header-height); overflow: visible; }
  .headerTop { width: calc(100% - 20px); height: var(--header-height); }
  .brandLogos { gap: 7px; }
  .brandLogos .headerLogoM2 { height: 23px; }
  .brandLogos .headerLogoKatsuda { height: 22px; }
  .brandLogos > span { height: 21px; }
  .brand { font-size: 16px; }
  .brandMark { width: 35px; height: 35px; font-size: 14px; }
  .brand small { margin-top: 6px; font-size: 5px; }
  .headerActions { gap: 6px; }
  .headerCta { display: flex; min-width: 92px; min-height: 42px; gap: 8px; padding: 8px 9px; font-size: 12px; letter-spacing: .03em; }
  .headerCtaPc { display: none; }
  .headerCtaSp { display: inline; }
  .headerMenuButton { display: flex; position: relative; width: 42px; height: 42px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; padding: 0; border: 1px solid #ccd3da; background: white; color: var(--navy); cursor: pointer; }
  .headerMenuButton span { display: block; width: 19px; height: 2px; background: currentColor; transition: transform .2s, opacity .2s; }
  .headerMenuButton.isOpen span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .headerMenuButton.isOpen span:nth-child(2) { opacity: 0; }
  .headerMenuButton.isOpen span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .headerNav { position: absolute; top: var(--header-height); right: 0; left: 0; height: auto; max-height: 0; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0; padding: 0 10px; border-top: 1px solid #e3e8ec; border-bottom: 0; background: rgba(255,255,255,.98); box-shadow: 0 12px 24px rgba(7,27,53,.12); opacity: 0; visibility: hidden; pointer-events: none; overflow: hidden; white-space: normal; transition: max-height .25s ease, opacity .2s ease, padding .25s ease; }
  .headerNav.isOpen { max-height: 280px; padding: 8px 10px 12px; border-bottom: 1px solid #d9e0e6; opacity: 1; visibility: visible; pointer-events: auto; }
  .headerNav a { justify-content: space-between; min-height: 50px; padding: 0 13px; border-bottom: 1px solid #e6eaee; color: #24384b; font-size: 14px; }
  .headerNav a:nth-last-child(-n+2) { border-bottom: 0; }
  .headerNav a:nth-child(odd) { border-right: 1px solid #e6eaee; }
  .headerNav a::before { content: ""; width: 5px; height: 5px; margin-right: 9px; border-top: 1px solid var(--blue); border-right: 1px solid var(--blue); transform: rotate(45deg); }
  .headerNav a::after { display: none; }
  .headerNav a.isActive { background: #eef5fa; color: var(--navy); }
  body.menuOpen { overflow: hidden; }
  .menuBackdrop { position: fixed; z-index: 999; inset: var(--header-height) 0 0; display: block; width: 100%; border: 0; background: rgba(3,18,34,.44); }
  .menuBackdrop[hidden] { display: none; }
  .hero { min-height: 700px; height: 92svh; }
  .heroImage { object-position: center 35%; }
  .heroShade { background: linear-gradient(0deg, rgba(3,18,35,.98) 0%, rgba(3,18,35,.77) 46%, rgba(3,18,35,.12) 78%); }
  .heroContent { display: flex; flex-direction: column; justify-content: flex-end; width: calc(100% - 36px); height: 100%; padding: 0 0 44px; }
  .heroKicker { order: 0; margin-bottom: 11px; font-size: 9px; }
  .hero h1 { font-size: clamp(27px,8vw,34px); line-height: 1.35; letter-spacing: .04em; }
  .hero h1 strong { display: inline-block; white-space: nowrap; }
  .heroLead { display: none; }
  .heroOffer { gap: 14px; margin-top: 16px; padding: 11px 0; }
  .heroOffer > div { min-width: 108px; padding-right: 13px; }
  .heroOffer span { font-size: 9px; }
  .heroOffer b { font-size: 17px; }
  .heroOffer p strong { font-size: clamp(43px,13vw,58px); }
  .heroActions { margin-top: 15px; }
  .heroActions .primaryButton { display: none; }
  .heroActions > p b { font-size: 21px; }
  .heroScroll { display: none; }
  .quickNav { width: calc(100% - 30px); margin-top: 0; grid-template-columns: 1fr; box-shadow: 0 7px 25px rgba(6,24,44,.12); }
  .quickNav a { padding: 15px 20px; border-right: 0; border-bottom: 1px solid var(--line); }
  .section { padding: 78px 20px; }
  .sectionHeading p { margin-bottom: 10px; }
  .sectionHeading p, .processLead > p:first-child { font-size: 12px; }
  .sectionHeading h2 { font-size: 28px; }
  .spOnly { display: block; }
  .offerGrid { margin-top: 38px; grid-template-columns: 1fr; gap: 20px; }
  .offerCard { display: grid; grid-template-columns: 46% 54%; }
  .offerImage { height: auto; min-height: 230px; }
  .offerBody { display: flex; flex-direction: column; justify-content: center; padding: 20px 16px; }
  .offerBody h3 { min-height: 0; font-size: 17px; }
  .offerPrice strong { font-size: 34px; }
  .offerPrice .wordPrice { font-size: 28px; }
  .offerBody small { margin-bottom: 15px; }
  .offerMore { width: 100%; min-height: 42px; font-size: 12px; }
  .feature { display: flex; flex-direction: column; min-height: 0; }
  .mobileSaleHeading { order: 0; display: block; padding: 48px 20px 25px; background: white; }
  .mobileSaleHeading .featureNum { margin-bottom: 15px; }
  .mobileSaleHeading h2 { margin: 0; color: var(--navy); font: 500 30px/1.42 "Yu Mincho",serif; letter-spacing: .06em; }
  .mobileSaleHeading h2 em { color: var(--red); font-style: normal; }
  .desktopSaleHeading { display: none; }
  .featureVisual { order: 1; height: 60svh; max-height: 530px; min-height: 420px; }
  .featureVisual img { object-position: center 30%; }
  .featureContent { order: 2; padding: 30px 20px 68px; }
  .featureNum { margin-bottom: 16px; font-size: 12px; }
  .verticalLabel { font-size: 12px; }
  .feature h2, .fabricIntro h2 { font-size: 30px; }
  .saleCatch { margin-bottom: 8px; font-size: 17px; }
  .priceComparison { margin-top: 0; padding: 20px 18px 22px; }
  .priceTierLabel { font-size: 14px; }
  .priceTier p small { font-size: 14px; }
  .priceTier p em { font-size: 12px; }
  .priceTierNormal s { font-size: 22px; }
  .priceDivider { margin: 15px 0; }
  .priceDivider b { font-size: 14px; }
  .priceTierSale .priceTierLabel { font-size: 24px; }
  .priceTierSale strong { font-size: clamp(36px,11vw,42px); }
  .formalPrice .priceTierSale .priceTierLabel { font-size: 19px; }
  .perItem { font-size: 15px; }
  .perItem b { font-size: 18px; }
  .discountAmount { font-size: 15px; }
  .saleDescription { margin-top: 25px; font-size: 16px; line-height: 1.85; }
  .saleDescription p { margin-bottom: 14px; }
  .saleBenefits { gap: 10px; margin-top: 20px; font-size: 15px; line-height: 1.55; }
  .sectionSaleCta { min-height: 56px; margin-top: 29px; font-size: 16px; }
  .saleNotes { margin-top: 17px; font-size: 13px; line-height: 1.65; }
  .fabricSection { padding: 75px 20px; }
  .fabricIntro { display: block; }
  .fabricIntro h2 { font-size: 30px; }
  .fabricSubcopy { font-size: 16px; }
  .fabricPrice { margin-top: 28px; padding: 20px 17px; }
  .fabricPriceNormal > span { font-size: 15px; }
  .fabricPriceNormal > strong { font-size: 21px; }
  .fabricPriceNormal > small { font-size: 13px; }
  .fabricDiscount { margin: 14px 0; }
  .fabricDiscount b { font-size: 36px; }
  .fabricSetPrice { grid-template-columns: 1fr; gap: 4px; }
  .fabricSetPrice > span, .fabricSetPrice > strong, .fabricSetPrice > b { grid-column: 1; }
  .fabricSetPrice > span { font-size: 15px; }
  .fabricSetPrice > strong { font-size: 28px; white-space: normal; }
  .fabricPriceSale > strong { font-size: 27px; }
  .fabricPriceSale > span { font-size: 14px; }
  .fabricPriceSale > .fabricPriceLead { font-size: 15px; }
  .fabricGallery { grid-template-columns: 1fr 1fr; grid-template-rows: 390px 130px; margin-top: 35px; gap: 8px; }
  .fabricMain { grid-column: 1 / 3; grid-row: 1; }
  .fabricMain figcaption { right: 0; left: 0; padding: 16px 18px; justify-content: center; }
  .fabricMain figcaption b { font-size: 29px; }
  .fabricMain figcaption span { font-size: 12px; }
  .fabricDetails { display: block; margin-top: 28px; }
  .fabricDetails .saleDescription { font-size: 16px; }
  .fabricDetails .saleBenefits { margin-top: 22px; font-size: 15px; }
  .fabricAction { margin-top: 29px; }
  .featureFormal { flex-direction: column; }
  .featureFormal .mobileSaleHeading { background: #f2f3f4; }
  .formalVisual { order: 1; height: 600px; min-height: 0; }
  .formalVisual img { object-position: center top; }
  .finalTag span { font-size: 12px; }
  .formalContent { order: 2; padding: 30px 20px 70px; }
  .formalPrice { margin-top: 0; }
  .reasonGrid { margin-top: 40px; grid-template-columns: 1fr; gap: 38px; }
  .reasonGrid article > div { height: auto; aspect-ratio: 3 / 2; }
  .reasonGrid h3 { margin: 17px 0 9px; font-size: 20px; }
  .reasonGrid article > p { font-size: 15px; line-height: 1.75; }
  .process { display: block; padding: 75px 20px; }
  .processLead { position: static; margin-bottom: 40px; padding: 0; text-align: left; }
  .processLead > span { margin-left: 0; }
  .processLead > p:last-child { font-size: 16px; line-height: 1.8; }
  .timeline { display: block; margin-left: 8px; border-left: 1px solid #cbd2d9; }
  .timeline article { position: relative; display: block; min-height: 0; margin: 0 0 28px; padding: 0 0 28px 24px; border: 0; border-bottom: 1px solid #d9dee3; background: transparent; box-shadow: none; }
  .timeline article::before { content: ""; position: absolute; left: -5px; top: 26px; width: 9px; height: 9px; border-radius: 50%; background: var(--blue); }
  .stepImage { width: 100%; height: auto; aspect-ratio: 3 / 2; }
  .stepCopy { padding: 18px 0 0; }
  .stepCopy > span { font-size: 13px; }
  .stepCopy h3 { margin: 7px 0 9px; font-size: 19px; }
  .stepCopy p { font-size: 15px; line-height: 1.75; }
  .processNote { margin-top: 9px; font-size: 13px; }
  .faqQuestion { gap: 10px; font-size: 14px; line-height: 1.7; }
  .faqAnswer p { padding-left: 34px; font-size: 13px; }
  .finalCta { min-height: 600px; }
  .finalCta > img { object-position: 58% center; }
  .finalContent h2 { font-size: 27px; }
  .stores { padding-left: 15px; padding-right: 15px; }
  .storeGuide { margin-bottom: 30px; font-size: 13px; line-height: 1.8; }
  .storeArea > summary { padding: 17px 16px; }
  .storeArea > summary span { font-size: 16px; }
  .storeGrid { grid-template-columns: 1fr; padding: 10px; gap: 10px; }
  .storeCard { padding: 18px 16px; }
  .storeCard h3 { font-size: 18px; }
  .storeCard dl div { display: block; margin-bottom: 10px; }
  .storeCard dt { margin-bottom: 1px; font-size: 12px; }
  .storeCard dd { font-size: 13px; }
  .storeActions { grid-template-columns: 1fr 1.5fr; margin-top: 16px; }
  .storeActions > a { min-height: 47px; font-size: 12px; }
  footer { display: block; text-align: center; padding: 40px 20px; }
  footer .brand { justify-content: center; }
  footer p { margin: 25px 0 15px; }
  .mobileSticky { position: fixed; z-index: 30; display: flex; align-items: center; justify-content: center; gap: 14px; left: 0; bottom: 0; width: 100%; height: calc(60px + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom); background: var(--red); color: white; font-size: 14px; font-weight: 700; letter-spacing: .08em; box-shadow: 0 -4px 18px rgba(0,0,0,.16); }
  .mobileSticky span { padding-right: 13px; border-right: 1px solid rgba(255,255,255,.45); font-size: 10px; }
  .mobileSticky b { position: absolute; right: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}