/* 色・書体を変更する場合はここを編集してください。 */
:root{--paper:#fffaf7;--ink:#4d4051;--blue:#ab3d65;--rule:#e6cfd8;--muted:#786674;--sans:'Zen Maru Gothic','Hiragino Maru Gothic ProN','Yu Gothic',Meiryo,sans-serif;--serif:var(--sans)}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.8}h1,h2,h3,p,figure{margin:0}img{display:block;max-width:100%;height:auto}a{color:inherit;text-underline-offset:.3em}button{font:inherit;cursor:pointer}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}.page{width:min(1180px,calc(100% - 96px));margin:auto}.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip:focus{position:fixed;top:8px;left:8px;z-index:20;background:white;padding:12px}
.masthead{display:flex;align-items:center;gap:28px;padding:24px 0;border-bottom:1px solid var(--rule)}.brand{text-decoration:none;font-size:30px;font-weight:900;letter-spacing:-.06em;white-space:nowrap}.brand img{width:150px;height:auto}.collection{font:13px var(--serif);letter-spacing:.22em}.masthead nav{display:flex;gap:24px;margin-left:auto;font-size:12px;letter-spacing:.08em}.masthead nav a{text-decoration:none;border-left:1px solid var(--rule);padding-left:20px}
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 27%;gap:24px;padding:52px 0 48px;border-bottom:1px solid var(--rule)}.hero-copy{min-width:0}.hero-slogan{display:flex;align-items:baseline;font-size:clamp(60px,6.5vw,96px);font-weight:900;line-height:1.2;letter-spacing:-.075em;white-space:nowrap}.word-stage{display:inline-block;width:4.65em}.changing-word{display:inline-block;opacity:1;transform:translateY(0);transition:opacity .6s ease,transform .8s cubic-bezier(.22,1,.36,1)}.changing-word.is-hidden{opacity:0}.changing-word.is-ready{opacity:0;transform:translateY(.18em);transition:none}.year{font:900 clamp(110px,12vw,172px)/1 Arial,Helvetica,sans-serif;letter-spacing:-.075em;margin:6px 0 14px}.hero h1{font-size:clamp(20px,2.5vw,32px);line-height:1.6;letter-spacing:-.04em}.hero h1>span{white-space:nowrap}.hero-sub{font-family:var(--sans);letter-spacing:.17em;margin:18px 0}.release{display:inline-block;background:var(--ink);color:white;padding:5px 26px;font-size:19px;letter-spacing:.15em}.hero-art{position:relative;min-height:0;height:190px;align-self:start;margin-top:12px}.hero-art img{position:absolute;mix-blend-mode:multiply;object-fit:contain}.hero-pen{width:110px;top:0;left:calc(50% - 70px);transform:rotate(-72deg)}.hero-ink{width:115px;top:76px;bottom:auto;left:calc(50% - 44px)}.intro{font-family:var(--serif);padding:0;margin:0 0 20px;line-height:2.1;font-size:15px}.intro strong{font-weight:600}
.product{padding:44px 0 56px;border-bottom:1px solid var(--rule);scroll-margin-top:24px}.product:last-of-type{border-bottom:0}.eyebrow{display:flex;align-items:center;gap:20px;color:var(--blue);font:12px var(--serif);letter-spacing:.2em;margin-bottom:28px}.eyebrow>span{font:52px/.9 var(--serif);letter-spacing:-.04em;border-right:1px solid var(--blue);padding-right:24px}.product-lead{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:36px;align-items:start}.product-visual{display:contents}.product-copy{min-width:0;grid-column:1;grid-row:1}.product-lead .specs{grid-column:1;grid-row:2;margin:0}.product-lead{row-gap:20px}.product h2{font-size:clamp(30px,3.5vw,46px);font-weight:900;line-height:1.45;letter-spacing:-.06em}.tagline{font-family:var(--serif);margin:18px 0 26px;font-size:16px;letter-spacing:.025em}.product h3{font-size:19px;font-weight:800;line-height:1.6}.english{display:block;font:12px/1.8 var(--serif);letter-spacing:.08em}.price{font:32px/1.4 var(--serif);margin-top:8px}.price span{font:13px var(--sans)}.tax{font-size:11px;color:var(--muted);margin:2px 0 20px}.button{display:inline-flex;gap:28px;justify-content:space-between;align-items:center;min-height:52px;padding:12px 22px;background:var(--blue);color:white;text-decoration:none;font-size:14px;letter-spacing:.07em}.button span{font-size:23px;line-height:1}.specs{font-size:12px;margin:24px 0 0;color:#444}.specs>div{display:grid;grid-template-columns:6.5em 1fr;gap:8px;padding:3px 0}.specs dt,.specs dd{margin:0}.cover{grid-column:2;grid-row:1 / span 2;margin:0;justify-self:end;width:100%;max-width:330px}.cover img{width:100%;object-fit:contain;filter:drop-shadow(4px 8px 7px #00000018)}.product-details{margin-top:36px}.highlights{padding:0;border:0;font-size:14px;line-height:2}.highlights p+p{margin-top:20px}.highlights strong:not(.inline){display:inline-block;font:54px/1.1 var(--serif);margin:0 8px 0 0;color:var(--blue)}.highlights strong span{font:17px var(--sans);padding-left:4px}
.contents{margin-top:38px;scroll-margin-top:28px}.section-label{display:flex;align-items:center;gap:20px;justify-content:space-between;margin-bottom:20px}.section-label h3{font-size:15px;letter-spacing:.08em;border-left:2px solid var(--rule);padding-left:12px}.section-label p{font-size:11px;color:var(--muted)}.sample-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.sample{text-decoration:none;min-width:0;font-size:12px;display:flex;flex-direction:column;gap:8px}.sample>span:first-child{min-height:1.8em}.sample-image{display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #ddd;padding:10px;height:220px}.sample img{width:100%;height:100%;object-fit:contain}.sample-open{font-size:10px;color:var(--blue);text-align:right}.more-samples{margin-top:24px}.more-samples summary{cursor:pointer;padding:16px 0;border-top:1px solid #bcbcbc;border-bottom:1px solid #bcbcbc;font-size:14px;list-style:none;display:flex;justify-content:space-between;gap:20px}.more-samples summary::-webkit-details-marker{display:none}.more-samples[open] summary{margin-bottom:24px}.more-samples[open] summary span{transform:rotate(45deg)}.sample-hint{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 16px;font-size:11px;color:var(--muted);margin:0 0 16px}.sample-hint>span:first-child{white-space:nowrap}.sample-note{max-width:100%;overflow-wrap:anywhere}.content-list{margin:0 0 18px;font-size:12px;line-height:2.2;color:#555}.single{max-width:360px;grid-template-columns:1fr}.single .sample-image{height:250px}.pagetop{position:fixed;right:20px;bottom:20px;display:grid;place-items:center;width:44px;height:44px;background:var(--paper);border:1px solid var(--rule);text-decoration:none;font-size:22px;z-index:2}
.lightbox{position:fixed;inset:0;border:0;padding:50px 24px 18px;background:var(--paper);color:var(--ink);width:min(1000px,94vw);max-height:94vh;max-height:94dvh}.lightbox::backdrop{background:#000b}.lightbox figure{margin:0;text-align:center}.lightbox-image{margin:0 auto;max-height:70vh;max-height:70dvh;width:auto;max-width:100%;object-fit:contain}.lightbox figcaption{font-size:14px;padding-top:12px}.lightbox-close{position:absolute;right:8px;top:4px;width:44px;height:44px;background:none;border:0;font-size:32px}.lightbox-controls{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:12px}.lightbox-controls button{border:1px solid #888;background:transparent;width:48px;height:44px}.lightbox-controls span{font-size:12px}.lightbox-controls button:disabled{opacity:.3;cursor:default}body.has-lightbox{overflow:hidden}
@media(hover:hover){.button:hover{background:#12396a}.sample:hover .sample-image{border-color:var(--blue)}.masthead a:hover{text-decoration:underline}.more-samples summary:hover{color:var(--blue)}}
/* 901px以上: PC / 900px以下: スマートフォン・タブレット */
@media(max-width:1100px) and (min-width:901px){.hero-slogan{font-size:62px}.product-lead{gap:24px;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}.product h2{font-size:33px}.masthead{gap:16px}.masthead nav{gap:12px}.collection{font-size:10px}}
@media(max-width:900px){.page{width:calc(100% - 48px);max-width:650px}.masthead{padding:20px 0;gap:18px;flex-wrap:wrap}.brand{font-size:25px}.brand img{width:125px}.collection{font-size:10px;letter-spacing:.16em}.masthead nav{width:100%;margin-left:0;gap:24px;font-size:11px}.masthead nav a{padding-left:0;border:0}.hero{display:block;padding:36px 0}.hero-copy{position:relative;z-index:1}.hero-slogan{display:flex;flex-direction:column;align-items:flex-start;font-size:clamp(58px,12.2vw,90px);line-height:1.23;letter-spacing:-.07em}.word-stage{width:4.65em}.year{font-size:clamp(108px,24vw,166px);margin:14px 0}.hero h1{font-size:clamp(20px,4.3vw,28px);max-width:90%}.hero-sub{font-size:13px;letter-spacing:.05em;margin:16px 0}.release{font-size:14px;padding:6px 18px}.hero-art{position:absolute;margin-top:0;right:0;top:24px;width:26%;height:140px;min-height:0;opacity:.85}.hero-pen{width:70%;top:18px;left:10%;transform:rotate(-65deg)}.hero-ink{width:55%;top:auto;left:auto;right:0;bottom:-3px}.intro{font-size:13px;padding:0;margin:0 0 18px}.desktop-only{display:none}.product{padding:34px 0 40px}.eyebrow{font-size:10px;gap:14px;margin-bottom:24px}.eyebrow>span{font-size:40px;padding-right:18px}.product-lead{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:14px;align-items:stretch}.product-visual{display:flex;flex-direction:column;grid-column:2;grid-row:1;gap:12px;min-width:0}.product-copy{grid-column:1;grid-row:1;display:flex;flex-direction:column;--mobile-heading-size:clamp(23px,7.1vw,38px);--mobile-copy-width:min(100%,calc(var(--mobile-heading-size) * 6.8))}.product h2{width:var(--mobile-copy-width);font-size:var(--mobile-heading-size);font-weight:900;line-height:1.3;letter-spacing:-.055em}.tagline{font-size:12px;margin:12px 0 18px;letter-spacing:0}.cover{grid-column:2;grid-row:1;justify-self:end;width:100%;max-width:270px;min-width:0}.product-details{margin-top:28px}.highlights{padding:0;border:0;font-size:14px}.highlights strong:not(.inline){display:inline-block;font-size:42px;margin:0 8px 0 0}.highlights strong span{font-size:15px}.highlights p+p{margin-top:12px}.product-copy h3{font-size:14px;line-height:1.65}.product-copy .english{font-size:10px}.product-copy .price{font-size:21px}.product-copy .price span{font-size:10px}.product-copy .tax{font-size:10px;margin-bottom:14px}.product-copy .button{margin-top:auto;width:var(--mobile-copy-width);max-width:100%;min-height:44px;padding:10px 12px;gap:8px;font-size:12px;letter-spacing:0}.product-lead{column-gap:14px;row-gap:12px}.product-lead .specs{align-self:stretch;margin: auto 0 0;font-size:10px;line-height:1.3}.specs>div{display:block;padding:1px 0}.specs>div:last-child{padding-bottom:0}.specs dt,.specs dd{display:inline}.specs dd{margin-left:5px;overflow-wrap:anywhere}.specs>div:last-child{display:flex;align-items:baseline;flex-wrap:nowrap;gap:3px;font-family:Arial,sans-serif;font-size:clamp(8px,2.2vw,10px);letter-spacing:0;white-space:nowrap}.specs>div:last-child dt{flex:none}.specs>div:last-child dd{display:block;margin-left:0;white-space:nowrap;overflow-wrap:normal;word-break:normal}.contents{margin-top:28px}.section-label{gap:10px;align-items:flex-start;flex-direction:column;margin-bottom:16px}.section-label h3{font-size:14px}.sample-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.sample{font-size:10px;gap:6px}.sample-image{height:142px;padding:4px}.sample>span:first-child{min-height:3.6em}.sample-open{font-size:9px}.more-samples .sample-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 14px}.more-samples .sample-image{height:180px}.more-samples .sample>span:first-child{min-height:0}.content-list{font-size:11px}.single{grid-template-columns:1fr;width:65%;max-width:270px}.single .sample>span:first-child{min-height:0}.single .sample-image{height:210px}.pagetop{right:10px;bottom:10px}.lightbox{padding:50px 12px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.changing-word{transition:none;transform:none}}

/* 2026-10：ポップでやさしい配色。レイアウトは既存の調整を維持します。 */
body { font-weight: 400; }
.hero-slogan { color: #a43f69; letter-spacing: -.065em; }
.year { font-family: var(--sans); font-weight: 900; color: #87669d; letter-spacing: -.07em; }
.hero h1 { font-weight: 700; color: #594565; }
.hero-sub { font-family: var(--sans); font-weight: 700; color: #a43f69; }
.intro { font-family: var(--sans); color: #655366; }
.intro strong { font-weight: 700; }
.collection { color: #886d8c; font-weight: 700; letter-spacing: .14em; }
.masthead nav a { font-weight: 700; }
.hero-art { isolation: isolate; }
.hero-art::before { content: ''; position: absolute; z-index: -1; width: 160px; height: 160px; left: calc(50% - 80px); top: 10px; background: #f7e4df; border-radius: 48% 52% 55% 45%; }
.hero-art img { opacity: .8; }
.release { background: #f7dfb0; color: #654721; border-radius: 999px; font-weight: 700; letter-spacing: .08em; }
#diary { --blue: #ab3d65; --tint: #f9e6ee; }
#attendance { --blue: #755291; --tint: #eee6f6; }
.product h2 { color: var(--blue); font-weight: 900; }
.product h3 { font-weight: 700; }
.tagline { color: #68516b; }
.eyebrow { font-family: var(--sans); font-weight: 700; }
.eyebrow>span { font-family: var(--sans); font-weight: 700; border-right-color: var(--rule); }
.highlights strong:not(.inline) { font-family: var(--sans); font-weight: 700; }
.button { background: var(--blue); border-radius: 999px; font-weight: 700; box-shadow: 0 4px 0 var(--tint); }
.specs { color: #6b596d; }
.price { font-family: var(--sans); font-weight: 700; }
.section-label h3 { border-color: var(--blue); color: var(--blue); }
.content-list { color: #6b596d; }
.sample-image { border-color: var(--rule); border-radius: 10px; }
.sample>span:first-child { color: #66516c; font-weight: 700; }
.more-samples summary { border-color: var(--rule); color: var(--blue); font-weight: 700; }
.pagetop { border-radius: 50%; color: var(--blue); background: #f9e6ee; border-color: #e6c3d2; }
.lightbox { border-radius: 16px; }
.lightbox-controls button { border-radius: 50%; border-color: var(--rule); color: var(--blue); }
@media (hover:hover) {
 .button:hover { background: var(--blue); filter: brightness(.92); }
 .sample:hover .sample-image { background: var(--tint); }
}
@media (max-width:900px) {
 .hero-art::before { width: 108px; height: 108px; max-width: 130%; left: -5%; top: 24px; }
 .product-copy h3 { font-weight: 700; }
 .product-copy .button { box-shadow: none; }
}

.heading-line{display:block;white-space:nowrap}