:root{--color-paper: #F2ECDD;--color-paper-sunk: #EAE2CD;--color-paper-deep: #DDD3B9;--color-ink: #1B1A14;--color-ink-muted: #3F3D33;--color-muted: #6E6A5C;--color-forest: #2D4A3A;--color-forest-hover: #1F3528;--color-forest-deep: #1A2C22;--color-bronze: #A67C3A;--color-bronze-hover: #835D26;--color-terra: #8B4A2E;--color-rule: rgba(27, 26, 20, .14);--color-rule-strong: #1B1A14;--color-on-accent: #F2ECDD;--font-serif: "Noto Serif JP", "Cormorant Garamond", "YuMincho", "Hiragino Mincho ProN", serif;--font-display: "Cormorant Garamond", "Noto Serif JP", "YuMincho", serif;--font-sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--fs-display: clamp(2.3rem, 4.6vw + .4rem, 3.7rem);--fs-h2: clamp(1.55rem, 1.8vw + .8rem, 2.15rem);--fs-h3: clamp(1.1rem, .5vw + 1rem, 1.3rem);--fs-eyebrow: .78rem;--fs-lead: clamp(1.02rem, .25vw + 1rem, 1.14rem);--fs-body: 1rem;--fs-small: .82rem;--fs-quote: clamp(1.2rem, 1vw + 1rem, 1.55rem);--lh-tight: 1.28;--lh-snug: 1.5;--lh-normal: 1.7;--lh-reading: 1.9;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 64px;--space-9: 96px;--space-10: 128px;--container-max: 960px;--container-narrow: 680px;--gutter: clamp(20px, 5vw, 40px);--ease-quiet: cubic-bezier(.22, .61, .36, 1);--dur-fast: .15s;--dur-mid: .3s;--dur-slow: .5s}@media(prefers-color-scheme:dark){:root{--color-paper: #14140F;--color-paper-sunk: #1B1B16;--color-paper-deep: #232319;--color-ink: #EDE6D2;--color-ink-muted: #C4BDA6;--color-muted: #918873;--color-forest: #6FA288;--color-forest-hover: #88BAA1;--color-forest-deep: #2D4A3A;--color-bronze: #D8A957;--color-bronze-hover: #E9C175;--color-terra: #C77452;--color-rule: rgba(237, 230, 210, .14);--color-rule-strong: #EDE6D2;--color-on-accent: #14140F}}.book-lp{font-family:var(--font-sans);background:var(--color-paper);color:var(--color-ink);font-size:var(--fs-body);line-height:var(--lh-normal);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.book-lp .container{max-width:var(--container-max);margin:0 auto;padding:0 var(--gutter)}.book-lp .container--narrow{max-width:var(--container-narrow)}.book-lp h1,.book-lp h2,.book-lp h3{font-family:var(--font-serif);letter-spacing:.01em;line-height:var(--lh-tight);color:var(--color-ink)}.book-lp .tnum{font-variant-numeric:tabular-nums}.book-lp .rule{border:0;height:1px;background:var(--color-rule);margin:var(--space-3) 0}.book-lp .topbar{background:var(--color-forest-deep);color:var(--color-on-accent);border-bottom:1px solid rgba(255,255,255,.08)}.book-lp .topbar__inner{display:flex;justify-content:space-between;align-items:center;padding:var(--space-4) var(--gutter);gap:var(--space-5)}.book-lp .topbar__brand{font-family:var(--font-display);font-size:1rem;font-weight:600;letter-spacing:.18em;color:var(--color-on-accent);text-decoration:none}.book-lp .topbar__brand span{color:var(--color-bronze);font-weight:400;letter-spacing:.1em;font-size:.85em}.book-lp .topbar__back{font-size:var(--fs-small);color:var(--color-on-accent);text-decoration:none;letter-spacing:.04em;opacity:.85}.book-lp .topbar__back:hover{opacity:1}.book-lp .hero{position:relative;background:radial-gradient(circle at 20% 0%,rgba(45,74,58,.1) 0%,transparent 55%),radial-gradient(circle at 90% 80%,rgba(166,124,58,.08) 0%,transparent 50%),var(--color-paper);padding:var(--space-7) 0 var(--space-7);border-bottom:1px solid var(--color-rule);overflow:hidden}.book-lp .hero:before{content:"SEIN UND ZEIT";position:absolute;top:var(--space-5);right:-2vw;font-family:var(--font-display);font-size:clamp(3rem,14vw,14rem);font-style:italic;color:var(--color-forest);opacity:.05;letter-spacing:.04em;white-space:nowrap;pointer-events:none;font-weight:400;line-height:1}.book-lp .hero__inner{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center;position:relative}.book-lp .hero__series{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--fs-eyebrow);letter-spacing:.22em;color:var(--color-bronze);text-transform:uppercase;font-weight:600;margin-bottom:var(--space-4)}.book-lp .hero__series:before{content:"";width:28px;height:1px;background:var(--color-bronze);display:inline-block}.book-lp .hero h1{font-size:var(--fs-display);font-weight:600;margin:0 0 var(--space-3);color:var(--color-ink)}.book-lp .hero h1 small{display:block;font-family:var(--font-display);font-style:italic;font-weight:400;font-size:.42em;color:var(--color-forest);letter-spacing:.08em;margin-top:var(--space-3)}.book-lp .hero__author{font-family:var(--font-serif);font-size:1.1rem;color:var(--color-ink-muted);margin:var(--space-3) 0 var(--space-5)}.book-lp .hero__author small{display:inline-block;margin-left:var(--space-3);font-size:.78rem;color:var(--color-muted);letter-spacing:.04em}.book-lp .hero__catch{font-family:var(--font-serif);font-size:var(--fs-quote);line-height:var(--lh-snug);color:var(--color-forest);border-left:3px solid var(--color-bronze);padding:var(--space-1) 0 var(--space-1) var(--space-5);margin:var(--space-5) 0;font-weight:500;letter-spacing:.02em}.book-lp .hero__catch cite{display:block;font-size:var(--fs-small);color:var(--color-muted);font-style:normal;margin-top:var(--space-3);font-family:var(--font-sans)}.book-lp .hero__desc{font-size:var(--fs-lead);color:var(--color-ink-muted);line-height:var(--lh-reading);max-width:56ch;margin:var(--space-5) 0}.book-lp .meta-strip{display:flex;flex-wrap:wrap;gap:var(--space-3) var(--space-5);font-size:var(--fs-small);color:var(--color-muted);letter-spacing:.04em;margin-bottom:var(--space-6)}.book-lp .meta-strip span{position:relative;padding-left:var(--space-3)}.book-lp .meta-strip span:before{content:"·";position:absolute;left:0;color:var(--color-bronze);font-weight:700}.book-lp .hero__cta{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-bottom:var(--space-3)}.book-lp .hero__cta-sub{display:inline-block;font-size:var(--fs-small);color:var(--color-forest);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;margin-top:var(--space-2);letter-spacing:.04em}.book-lp .hero__cta-sub:hover{color:var(--color-forest-hover);text-decoration-thickness:2px}.book-lp .hero__figure{display:flex;justify-content:center;align-items:center;position:relative}.book-lp .hero__figure:before{content:"";position:absolute;inset:-8% -4% -4%;background:linear-gradient(165deg,var(--color-forest) 0%,var(--color-forest-deep) 100%);border-radius:4px;z-index:0;opacity:.95}.book-lp .hero__cover{position:relative;z-index:1;max-width:280px;width:100%;height:auto;box-shadow:0 16px 36px #1b1a144d,0 4px 10px #1b1a142e,0 0 0 1px #a67c3a4d;border-radius:2px;transform:rotate(-1.2deg);transition:transform var(--dur-slow) var(--ease-quiet)}.book-lp .hero__figure:hover .hero__cover{transform:rotate(0) translateY(-4px)}@media(max-width:760px){.book-lp .hero__inner{grid-template-columns:1fr}.book-lp .hero__figure{order:-1;margin-bottom:var(--space-6)}.book-lp .hero__cover{max-width:220px}}.book-lp .btn{display:inline-flex;align-items:center;justify-content:center;padding:.85rem 1.5rem;font-size:.96rem;font-weight:600;letter-spacing:.04em;border-radius:2px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background var(--dur-fast) var(--ease-quiet),color var(--dur-fast) var(--ease-quiet),border-color var(--dur-fast) var(--ease-quiet),transform var(--dur-fast) var(--ease-quiet);font-family:var(--font-sans)}.book-lp .btn--primary{background:var(--color-forest);color:var(--color-on-accent);border-color:var(--color-forest)}.book-lp .btn--primary:hover{background:var(--color-forest-hover);border-color:var(--color-forest-hover);transform:translateY(-1px)}.book-lp .btn--secondary{background:transparent;color:var(--color-forest);border-color:var(--color-forest)}.book-lp .btn--secondary:hover{background:var(--color-forest);color:var(--color-on-accent);transform:translateY(-1px)}.book-lp .btn--bronze{background:var(--color-bronze);color:var(--color-on-accent);border-color:var(--color-bronze)}.book-lp .btn--bronze:hover{background:var(--color-bronze-hover);border-color:var(--color-bronze-hover);transform:translateY(-1px)}.book-lp section{padding:var(--space-6) 0}.book-lp .section-head{margin-bottom:var(--space-5)}.book-lp .section-head h2{font-size:var(--fs-h2);font-weight:600;margin:0 0 var(--space-3)}.book-lp .section-head .lead{font-size:var(--fs-lead);color:var(--color-ink-muted);max-width:60ch;line-height:var(--lh-reading);margin:0}.book-lp .section-mark{display:inline-block;width:36px;height:2px;background:var(--color-bronze);margin-bottom:var(--space-4)}.book-lp .lead-quote{text-align:center;font-family:var(--font-serif);font-size:var(--fs-quote);line-height:var(--lh-snug);color:var(--color-forest);padding:var(--space-7) 0;margin:0;border:0;position:relative}.book-lp .lead-quote:before,.book-lp .lead-quote:after{content:"— ✦ —";display:block;color:var(--color-bronze);letter-spacing:.4em;font-size:.7rem;margin:var(--space-5) 0;font-family:var(--font-sans);font-weight:400}.book-lp .lead-quote cite{display:block;font-style:normal;font-size:var(--fs-small);color:var(--color-muted);margin-top:var(--space-4);letter-spacing:.04em;font-family:var(--font-sans)}.book-lp .questions{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-5)}.book-lp .question{background:var(--color-paper-sunk);border-left:2px solid var(--color-forest);padding:var(--space-6)}.book-lp .question__num{font-family:var(--font-display);font-size:1.2rem;font-style:italic;color:var(--color-bronze);letter-spacing:.1em;margin:0 0 var(--space-3)}.book-lp .question h3{font-size:var(--fs-h3);margin:0 0 var(--space-3);font-weight:600}.book-lp .question p{font-size:.95rem;color:var(--color-ink-muted);line-height:var(--lh-normal);margin:0}.book-lp .reasons{display:grid;gap:var(--space-6)}.book-lp .reason{display:grid;grid-template-columns:80px 1fr;gap:var(--space-5);padding-bottom:var(--space-6);border-bottom:1px dashed var(--color-rule)}.book-lp .reason:last-child{border-bottom:0}.book-lp .reason__num{font-family:var(--font-display);font-style:italic;font-size:2.4rem;color:var(--color-bronze);font-weight:400;line-height:1;margin:0;letter-spacing:0}.book-lp .reason h3{font-size:var(--fs-h3);margin:0 0 var(--space-3);font-weight:600}.book-lp .reason p{color:var(--color-ink-muted);line-height:var(--lh-reading);margin:0}@media(max-width:560px){.book-lp .reason{grid-template-columns:1fr;gap:var(--space-2)}.book-lp .reason__num{font-size:2rem}}.book-lp .concepts{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-5)}.book-lp .concept{background:var(--color-paper);border:1px solid var(--color-rule);border-top:3px solid var(--color-forest);padding:var(--space-6);transition:transform var(--dur-mid) var(--ease-quiet),border-color var(--dur-mid) var(--ease-quiet)}.book-lp .concept:hover{transform:translateY(-2px);border-top-color:var(--color-bronze)}.book-lp .concept__label{font-family:var(--font-display);font-size:.74rem;font-style:italic;letter-spacing:.18em;color:var(--color-bronze);text-transform:uppercase;margin:0 0 var(--space-3)}.book-lp .concept h3{font-size:1.1rem;margin:0 0 var(--space-3);font-weight:600;color:var(--color-forest)}.book-lp .concept p{font-size:.92rem;color:var(--color-ink-muted);line-height:var(--lh-normal);margin:0}.book-lp .episodes{display:grid;gap:var(--space-3);background:var(--color-paper-sunk);padding:var(--space-6);border-radius:2px;border:1px solid var(--color-rule)}.book-lp .episode{display:grid;grid-template-columns:88px 1fr auto;gap:var(--space-4);align-items:center;padding:var(--space-3) var(--space-4);border-bottom:1px dashed var(--color-rule)}.book-lp .episode:last-child{border-bottom:0}.book-lp .episode__num{font-family:var(--font-display);font-style:italic;color:var(--color-bronze);letter-spacing:.08em;font-size:.95rem;font-weight:600}.book-lp .episode__title{font-family:var(--font-serif);font-size:1rem;color:var(--color-ink);font-weight:500;margin:0}.book-lp .episode__time{font-size:.8rem;color:var(--color-muted);letter-spacing:.04em;font-variant-numeric:tabular-nums}@media(max-width:560px){.book-lp .episode{grid-template-columns:1fr;gap:var(--space-2)}.book-lp .episode__time{justify-self:start}}.book-lp .episodes__caption{font-size:var(--fs-small);color:var(--color-muted);margin:var(--space-4) 0 0;text-align:right}.book-lp .author{display:grid;grid-template-columns:200px 1fr;gap:var(--space-7);align-items:start}.book-lp .author__photo{width:200px;height:200px;object-fit:cover;border-radius:50%;border:3px solid var(--color-bronze);filter:saturate(.9)}.book-lp .author__head{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.book-lp .author__mark{color:var(--color-forest);flex-shrink:0}.book-lp .author h2{font-size:var(--fs-h2);margin:0;font-weight:600}.book-lp .author__reading{font-size:var(--fs-small);color:var(--color-muted);letter-spacing:.06em}.book-lp .author__body p{margin:0 0 var(--space-4);line-height:var(--lh-reading);color:var(--color-ink-muted)}.book-lp .author__body--emph{font-family:var(--font-serif);font-size:1.05rem;color:var(--color-forest)!important;border-top:1px solid var(--color-rule);padding-top:var(--space-4);margin-top:var(--space-5)!important}.book-lp .author__related{margin-top:var(--space-5);padding:var(--space-5);background:var(--color-paper-sunk);border-left:2px solid var(--color-bronze)}.book-lp .author__related p:first-child{font-weight:600;margin:0 0 var(--space-3);color:var(--color-ink);font-size:.95rem}.book-lp .author__related ul{margin:0;padding-left:var(--space-5);font-size:.92rem;color:var(--color-ink-muted)}.book-lp .author__related li{margin-bottom:var(--space-2);line-height:var(--lh-snug)}@media(max-width:720px){.book-lp .author{grid-template-columns:1fr;gap:var(--space-5)}.book-lp .author__photo{width:140px;height:140px}}.book-lp .readers{display:grid;gap:var(--space-4)}.book-lp .reader-item{padding:var(--space-5) var(--space-6);background:var(--color-paper-sunk);border-left:2px solid var(--color-bronze)}.book-lp .reader-item p{margin:0;line-height:var(--lh-reading);color:var(--color-ink-muted)}.book-lp .buy-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-5);margin-bottom:var(--space-6)}.book-lp .buy-card{background:var(--color-paper);border:1px solid var(--color-rule);padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3);border-radius:2px;transition:border-color var(--dur-fast) var(--ease-quiet),transform var(--dur-mid) var(--ease-quiet)}.book-lp .buy-card:hover{border-color:var(--color-forest);transform:translateY(-2px)}.book-lp .buy-card--primary{background:linear-gradient(180deg,rgba(45,74,58,.06) 0%,transparent 60%),var(--color-paper);border-color:var(--color-forest)}.book-lp .buy-card__label{font-size:var(--fs-eyebrow);letter-spacing:.18em;color:var(--color-bronze);text-transform:uppercase;font-weight:600;margin:0}.book-lp .buy-card__form{font-family:var(--font-serif);font-size:1rem;color:var(--color-ink);margin:0}.book-lp .buy-card__price{font-family:var(--font-display);font-style:italic;font-size:1.7rem;color:var(--color-forest);margin:var(--space-2) 0 var(--space-3);font-weight:600}.book-lp .buy-card__price small{display:block;font-size:.75rem;color:var(--color-muted);font-weight:400;font-style:normal;font-family:var(--font-sans);margin-top:var(--space-1)}.book-lp .buy-card__micro{font-size:.78rem;color:var(--color-muted);margin:0;line-height:var(--lh-snug)}.book-lp .buy-card .btn{margin-top:auto;width:100%}.book-lp .buy-note{font-size:var(--fs-small);color:var(--color-muted);line-height:var(--lh-normal);margin:0}.book-lp .faq{display:grid;gap:var(--space-4)}.book-lp .faq__item{background:var(--color-paper-sunk);padding:var(--space-5) var(--space-6);border-left:2px solid var(--color-forest)}.book-lp .faq__q{font-size:1.02rem;margin:0 0 var(--space-3);color:var(--color-forest);font-weight:600}.book-lp .faq__q:before{content:"Q. ";font-family:var(--font-display);font-style:italic;color:var(--color-bronze);margin-right:var(--space-1)}.book-lp .faq__a{margin:0;font-size:.95rem;color:var(--color-ink-muted);line-height:var(--lh-reading)}.book-lp .impression{max-width:62ch;margin-inline:auto;position:relative;padding:var(--space-6) 0 var(--space-5)}.book-lp .impression:before{content:"";display:block;width:36px;height:2px;background:var(--color-forest);margin-bottom:var(--space-6)}.book-lp .impression p{font-family:var(--font-serif);font-size:1.04rem;line-height:2;letter-spacing:.04em;color:var(--color-ink);margin:0 0 1.4em}.book-lp .impression__opening:first-letter{font-family:var(--font-display);font-size:2.4em;float:left;line-height:.95;padding:.08em .16em 0 0;color:var(--color-forest);font-weight:600;font-style:italic}.book-lp .impression__mark{margin:var(--space-6) 0;padding:var(--space-4) 0 var(--space-4) var(--space-5);border-left:3px solid var(--color-bronze);background:linear-gradient(90deg,rgba(166,124,58,.07),transparent);font-family:var(--font-serif);font-size:1.02rem;line-height:1.9;letter-spacing:.04em;color:var(--color-ink)}.book-lp .impression__mark p{font-family:inherit;font-size:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0}.book-lp .impression__sign{margin-top:var(--space-6)!important;font-family:var(--font-serif);font-size:.84rem;letter-spacing:.14em;color:var(--color-muted);text-align:right;font-style:italic}.book-lp .final-cta{background:radial-gradient(circle at 50% 0%,rgba(166,124,58,.12) 0%,transparent 60%),linear-gradient(180deg,var(--color-forest-deep) 0%,var(--color-forest) 100%);color:var(--color-on-accent);text-align:center;padding:var(--space-7) 0 var(--space-7)}.book-lp .final-cta h2{font-size:var(--fs-h2);margin:0 0 var(--space-4);color:var(--color-on-accent);font-weight:600}.book-lp .final-cta p{font-size:var(--fs-lead);color:#f2ecddcc;line-height:var(--lh-reading);max-width:56ch;margin:0 auto var(--space-6)}.book-lp .final-cta__star{color:var(--color-bronze);letter-spacing:.6em;font-size:.85rem;margin:0 0 var(--space-5)}.book-lp .site-footer{background:var(--color-paper-deep);color:var(--color-ink-muted);padding:var(--space-8) 0 var(--space-7);font-size:var(--fs-small)}.book-lp .site-footer__crumbs{margin-bottom:var(--space-5);letter-spacing:.04em}.book-lp .site-footer__crumbs a{color:var(--color-forest);text-decoration:none}.book-lp .site-footer__crumbs a:hover{text-decoration:underline}.book-lp .site-footer__disclosure{line-height:var(--lh-reading);font-size:.78rem;color:var(--color-muted);margin:0 0 var(--space-4)}.book-lp .site-footer__credit{font-size:.74rem;color:var(--color-muted);letter-spacing:.04em;margin:0}