:root{--ink:#44372f;--soft:#75685f;--cream:#fbf7ee;--paper:#fffdf8;--gold:#c78c3b;--gold-dark:#9b6628;--line:#eadfce;--sage:#788575;--shadow:0 24px 60px rgba(80,58,39,.18)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans JP",sans-serif;line-height:1.9}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.site-header{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,24px);position:sticky;top:0;z-index:20;background:rgba(255,253,248,.9);backdrop-filter:blur(12px);border-bottom:1px solid rgba(234,223,206,.8)}.brand{font-family:"Kaisei Decol",serif;font-size:1.35rem;font-weight:700}.site-header nav{display:flex;align-items:center;gap:30px;font-size:.92rem}.nav-cta{background:var(--ink);color:#fff;padding:10px 18px;border-radius:99px}.hero{min-height:calc(100vh - 72px);display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:7vw;padding:70px max(7vw,28px);overflow:hidden;background:radial-gradient(circle at 78% 32%,#f2dfbd 0,rgba(242,223,189,.6) 23%,transparent 53%),linear-gradient(135deg,#fffdf8,#f8f0e2)}.hero-copy{max-width:650px}.eyebrow{letter-spacing:.18em;font-weight:700;color:var(--gold-dark);font-size:.78rem;margin:0 0 12px}.hero h1,.section-heading h2,.reader-message h2,.book-details h2,.purchase h2{font-family:"Kaisei Decol",serif}.hero h1{font-size:clamp(3.2rem,7vw,6.5rem);line-height:1.18;margin:0 0 28px;font-weight:700}.lead{font-size:clamp(1rem,1.5vw,1.16rem);color:var(--soft)}.hero-actions{display:flex;gap:14px;margin:34px 0 18px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 26px;border-radius:999px;font-weight:700;transition:.25s}.button.primary{background:var(--gold);color:white;box-shadow:0 10px 24px rgba(180,121,46,.24)}.button.primary:hover{transform:translateY(-2px);background:var(--gold-dark)}.button.secondary{border:1px solid var(--line);background:rgba(255,255,255,.55)}.release{font-size:.88rem;color:var(--soft)}.hero-book{position:relative;max-width:480px;justify-self:center;transform:rotate(1.5deg)}.hero-book img{border-radius:4px;box-shadow:var(--shadow);position:relative;z-index:2}.book-shadow{position:absolute;inset:6% -7% -5% 7%;background:#d5bd94;filter:blur(35px);opacity:.45;border-radius:50%;z-index:1}.intro,.gallery-section,.book-info{padding:110px max(8vw,28px)}.section-heading{max-width:820px;margin-bottom:55px}.section-heading.centered{text-align:center;margin-left:auto;margin-right:auto}.section-heading h2,.reader-message h2,.book-details h2,.purchase h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.45;margin:0}.story-grid{display:grid;grid-template-columns:1fr .8fr;gap:8vw;align-items:center}.story-text{font-size:1.03rem}.story-text p{margin:0 0 1.4em}.story-text blockquote{font-family:"Kaisei Decol",serif;font-size:clamp(1.5rem,3vw,2.4rem);margin:36px 0 0;padding-left:22px;border-left:3px solid var(--gold);color:var(--gold-dark)}.feature-image img{box-shadow:var(--shadow)}figure{margin:0}figcaption{font-size:.82rem;color:var(--soft);margin-top:10px}.points{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.points article{background:var(--cream);padding:60px max(4vw,30px)}.points span{font-family:"Kaisei Decol",serif;color:var(--gold);font-size:1.5rem}.points h3{font-family:"Kaisei Decol",serif;font-size:1.55rem;margin:8px 0}.points p{color:var(--soft);margin:0}.gallery-section{background:#f5efe4}.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:42px}.gallery figure{background:white;padding:15px 15px 20px;box-shadow:0 16px 40px rgba(75,55,39,.1)}.gallery img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:center}.gallery .tall img{object-position:center top}.reader-message{padding:90px max(10vw,30px);display:grid;grid-template-columns:1fr 1fr;gap:8vw;align-items:center;background:var(--sage);color:#fff}.reader-message .eyebrow{color:#f6d89b}.reader-message p:last-child{font-size:1.05rem}.book-info{display:grid;grid-template-columns:minmax(260px,430px) 1fr;gap:8vw;align-items:center}.book-cover-small img{box-shadow:var(--shadow)}.book-details dl{margin-top:35px;border-top:1px solid var(--line)}.book-details dl div{display:grid;grid-template-columns:120px 1fr;padding:15px 0;border-bottom:1px solid var(--line)}dt{font-weight:700}dd{margin:0;color:var(--soft)}.purchase{padding:100px max(8vw,28px);background:linear-gradient(130deg,#f3dfbc,#f9f1df);text-align:center}.purchase-inner{max-width:760px;margin:auto}.purchase .large{min-width:min(360px,100%);margin-top:24px}.button.disabled{background:#b7aa98;box-shadow:none;cursor:not-allowed}.purchase-note{font-size:.88rem;color:var(--soft)}footer{padding:35px 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