:root {
  --ink: #070807;
  --ink-soft: #10110f;
  --paper: #f1eee5;
  --paper-muted: #c9c2b3;
  --gold: #d9aa3b;
  --gold-bright: #f4c65b;
  --gold-deep: #8c6217;
  --line: rgba(217, 170, 59, .28);
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
}


* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--paper);
  background: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .7rem 1rem; background: var(--gold); color: var(--ink); font-weight: 800; }
.skip-link:focus { top: 1rem; }

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.65rem clamp(1.25rem, 5vw, 5rem);
  border-bottom: 1px solid rgba(255,255,255,.09);
}
.brand { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; font-weight: 900; letter-spacing: .14em; font-size: .78rem; }
.brand-mark { display: grid; place-items: center; width: 2.2rem; height: 2.2rem; border: 1px solid var(--gold); color: var(--gold-bright); font-family: var(--serif); letter-spacing: -.08em; }
.site-nav { display: flex; gap: clamp(1.2rem, 3vw, 2.6rem); }
.site-nav a { position: relative; text-decoration: none; color: #ded9cd; font-size: .875rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a::after { content: ""; position: absolute; height: 1px; left: 0; right: 100%; bottom: -.35rem; background: var(--gold); transition: right .25s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.menu-button { display: none; border: 0; background: transparent; min-width: 2.75rem; min-height: 2.75rem; padding: .55rem; }
.menu-button span:not(.sr-only) { display: block; height: 1px; background: var(--paper); margin: .36rem 0; }

.hero {
  min-height: 100svh;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(22rem, .92fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 7rem);
  padding: 8rem clamp(1.25rem, 7vw, 8rem) 5rem;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(7,8,7,.97) 0%, rgba(7,8,7,.92) 48%, rgba(7,8,7,.65) 100%),
    radial-gradient(circle at 77% 46%, #624515 0, transparent 36%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: .24;
  background-image: linear-gradient(rgba(217,170,59,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(217,170,59,.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, transparent, #000 45%, #000);
}
.hero::after { content: ""; position: absolute; z-index: -1; left: clamp(1.25rem, 7vw, 8rem); bottom: 2.2rem; width: 6rem; height: 1px; background: var(--gold); box-shadow: 7rem 0 0 rgba(217,170,59,.35), 11rem 0 0 rgba(217,170,59,.15); }
.hero-halo { position: absolute; z-index: -2; border: 1px solid rgba(217,170,59,.18); border-radius: 50%; pointer-events: none; }
.halo-one { width: 54rem; height: 54rem; right: -12rem; top: 6%; }
.halo-two { width: 40rem; height: 40rem; right: -5rem; top: 14%; border-color: rgba(217,170,59,.09); }
.eyebrow, .kicker { margin: 0 0 1.5rem; text-transform: uppercase; letter-spacing: .19em; font-size: .75rem; font-weight: 800; color: var(--gold-bright); }
.eyebrow { display: flex; align-items: center; gap: .8rem; }
.eyebrow span { width: 2.5rem; height: 1px; background: var(--gold); }
.hero h1 { margin: 0; line-height: .77; letter-spacing: -.075em; font-size: clamp(5rem, 11.2vw, 10.5rem); font-weight: 950; }
.hero h1 span { display: block; color: #f1eee7; }
.hero h1 strong { display: block; color: var(--gold); font-weight: 950; text-shadow: 0 0 34px rgba(217,170,59,.14); }
.subtitle { margin: 2.2rem 0 1.6rem; text-transform: uppercase; letter-spacing: .15em; line-height: 1.55; font-family: var(--serif); font-size: clamp(.85rem, 1.3vw, 1.05rem); }
.subtitle em { color: var(--gold-bright); font-style: normal; font-size: 1.35em; }
.hero-intro { max-width: 42rem; color: #c9c4b8; font-family: var(--serif); font-size: clamp(1.05rem, 1.5vw, 1.3rem); line-height: 1.7; }
.release-notice { position: relative; isolation: isolate; overflow: hidden; display: flex; align-items: center; gap: 1rem 1.25rem; max-width: 42rem; margin-top: 1.7rem; padding: .95rem 1.15rem; border: 1px solid rgba(244,198,91,.78); background: linear-gradient(90deg, rgba(217,170,59,.14), rgba(217,170,59,.035)); box-shadow: 0 0 2.2rem rgba(217,170,59,.08); animation: release-notice-pulse 3.2s ease-in-out infinite; }
.release-notice::before { content: ""; position: absolute; z-index: -1; top: -45%; bottom: -45%; left: -35%; width: 24%; transform: skewX(-18deg); background: linear-gradient(90deg, transparent, rgba(255,220,128,.22), transparent); pointer-events: none; animation: release-notice-sweep 5.2s ease-in-out infinite; }
.release-notice strong { position: relative; flex: 0 0 auto; color: var(--gold-bright); font-size: .93rem; font-weight: 950; letter-spacing: .14em; text-transform: uppercase; animation: release-notice-title 2.6s ease-in-out infinite; }
.release-notice span { position: relative; padding-left: 1.2rem; border-left: 1px solid rgba(244,198,91,.36); color: #e3ddd1; font-family: var(--serif); font-size: 1rem; line-height: 1.45; }

@keyframes release-notice-pulse {
  0%, 100% { border-color: rgba(244,198,91,.68); box-shadow: 0 0 1.25rem rgba(217,170,59,.07); }
  50% { border-color: rgba(255,216,112,.98); box-shadow: 0 0 2.4rem rgba(217,170,59,.22); }
}
@keyframes release-notice-sweep {
  0%, 30% { transform: translateX(-140%) skewX(-18deg); }
  68%, 100% { transform: translateX(650%) skewX(-18deg); }
}
@keyframes release-notice-title {
  0%, 100% { color: var(--gold-bright); text-shadow: 0 0 .25rem rgba(244,198,91,.18); }
  50% { color: #ffe29a; text-shadow: 0 0 .85rem rgba(244,198,91,.72); }
}
.hero-actions { display: flex; align-items: center; gap: 1.8rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 1rem; min-height: 3.3rem; padding: .78rem 1.35rem; text-decoration: none; text-transform: uppercase; letter-spacing: .11em; font-size: .8rem; font-weight: 900; }
.button-gold { color: #0a0a08; background: linear-gradient(135deg, var(--gold-bright), #bb811c); border: 1px solid var(--gold-bright); }
.button-gold:hover, .button-gold:focus-visible { filter: brightness(1.08); }
.text-link { color: #ded8ca; text-decoration: none; border-bottom: 1px solid rgba(217,170,59,.45); padding-bottom: .18rem; font-size: .88rem; }
.hero-meta { margin: 3rem 0 0; display: flex; gap: clamp(1.2rem, 3vw, 3rem); }
.hero-meta div { border-left: 1px solid var(--line); padding-left: .8rem; }
.hero-meta dt { color: #aaa397; text-transform: uppercase; letter-spacing: .14em; font-size: .75rem; font-weight: 750; }
.hero-meta dd { margin: .18rem 0 0; color: #f0ece3; font-size: .92rem; font-weight: 600; }

.book-stage { position: relative; display: grid; place-items: center; min-height: 44rem; perspective: 1600px; }
.book-wrap { width: min(70%, 25rem); aspect-ratio: 2 / 3; filter: drop-shadow(1.5rem 2rem 2rem rgba(0,0,0,.72)); }
.book { width: 100%; height: 100%; padding: 0; border: 0; background: transparent; position: relative; transform-style: preserve-3d; transform: rotateY(-10deg) rotateX(2deg); transition: transform .9s cubic-bezier(.2,.8,.2,1); cursor: pointer; }
.book::before { content: ""; position: absolute; z-index: 3; top: .5%; bottom: .5%; right: -1rem; width: 1rem; transform-origin: left; transform: rotateY(90deg); background: repeating-linear-gradient(0deg,#e8e0cb 0 2px,#bcb39e 2px 3px); }
.book.is-flipped { transform: rotateY(170deg) rotateX(2deg); }
.book-face { position: absolute; inset: 0; overflow: hidden; backface-visibility: hidden; border: 1px solid rgba(255,220,132,.44); background: #090a08; }
.book-face img { width: 100%; height: 100%; object-fit: cover; }
.book-back { transform: rotateY(180deg); }
.cover-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem; margin-top: 1.5rem; }
.cover-actions button { min-height: 2.75rem; padding: .62rem .85rem; border: 1px solid var(--line); color: #ddd6c8; background: rgba(7,8,7,.72); cursor: pointer; font-size: .875rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.cover-actions button:hover, .cover-actions button:focus-visible, .cover-actions .is-active { border-color: var(--gold-bright); color: var(--ink); background: var(--gold-bright); }
.cover-enlarge span { margin-right: .25rem; }
.cover-instruction { max-width: 24rem; margin: .75rem auto 0; color: #c0b9ab; font-size: .875rem; text-align: center; }
.orbit { position: absolute; border: 1px solid rgba(217,170,59,.13); border-radius: 50%; width: 36rem; height: 18rem; transform: rotate(-16deg); }
.orbit-b { width: 43rem; height: 24rem; border-color: rgba(217,170,59,.07); transform: rotate(14deg); }

.cover-viewer { width: min(96vw, 92rem); height: 94dvh; max-width: none; max-height: none; margin: auto; padding: 0; border: 1px solid var(--gold-deep); color: var(--paper); background: #080907; box-shadow: 0 2rem 7rem rgba(0,0,0,.8); }
.cover-viewer::backdrop { background: rgba(0,0,0,.88); backdrop-filter: blur(6px); }
.cover-viewer-shell { height: 100%; display: flex; flex-direction: column; min-height: 0; }
.cover-viewer-header { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1.25rem clamp(1rem, 3vw, 2.5rem); border-bottom: 1px solid var(--line); }
.cover-viewer-header .kicker { margin: 0 0 .2rem; font-size: .68rem; }
.cover-viewer-header h2 { margin: 0; font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2.5rem); font-weight: 600; }
.cover-viewer-close { flex: 0 0 auto; display: grid; place-items: center; width: 3rem; height: 3rem; border: 1px solid var(--line); color: var(--gold-bright); background: transparent; cursor: pointer; font-size: 2rem; line-height: 1; }
.cover-viewer-toolbar, .cover-viewer-controls { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .8rem clamp(1rem, 3vw, 2.5rem); border-bottom: 1px solid var(--line); }
.cover-viewer-toolbar > span { color: #c0b9ab; font-size: .875rem; letter-spacing: .04em; }
.cover-viewer-tabs, .cover-zoom-controls { display: flex; gap: .45rem; }
.cover-viewer-tabs button, .cover-zoom-controls button, .cover-bio-toggle { min-height: 2.75rem; padding: .55rem .85rem; border: 1px solid var(--line); color: #e6e0d5; background: #11120f; cursor: pointer; font-size: .875rem; font-weight: 800; }
.cover-viewer-tabs button:hover, .cover-viewer-tabs button:focus-visible, .cover-viewer-tabs .is-active, .cover-zoom-controls button:hover, .cover-zoom-controls button:focus-visible, .cover-bio-toggle:hover, .cover-bio-toggle:focus-visible { border-color: var(--gold-bright); color: var(--ink); background: var(--gold-bright); }
.cover-viewer-canvas { flex: 1 1 auto; min-height: 0; overflow: auto; padding: clamp(1rem, 3vw, 2rem); text-align: center; background: radial-gradient(circle at 50% 35%, rgba(217,170,59,.12), transparent 45%), #030403; overscroll-behavior: contain; touch-action: pan-x pan-y pinch-zoom; }
.cover-viewer-canvas img { width: min(100%, 46rem); max-width: none; height: auto; margin: 0 auto; border: 1px solid rgba(244,198,91,.35); box-shadow: 0 1.5rem 4rem rgba(0,0,0,.6); }
.cover-viewer-controls { border-top: 1px solid var(--line); border-bottom: 0; }
.cover-viewer-controls p { margin: 0; color: #c0b9ab; font-size: .875rem; }
.cover-biography { max-height: 42%; overflow: auto; padding: 1.5rem clamp(1rem, 5vw, 5rem) 2rem; border-top: 1px solid var(--gold-deep); color: #d3ccbf; background: #10110f; font-family: var(--serif); }
.cover-biography h3 { margin: 0 0 1rem; color: var(--gold-bright); font-size: 1.8rem; }
.cover-biography p { max-width: 68rem; margin: 0 auto 1rem; font-size: 1.05rem; line-height: 1.75; }
body.cover-viewer-open { overflow: hidden; }

.opening-quote { position: relative; padding: clamp(4rem, 10vw, 8rem) max(1.25rem, 12vw); text-align: center; background: #0d0e0c; border-block: 1px solid var(--line); }
.opening-quote blockquote { max-width: 74rem; margin: 0 auto 1.6rem; font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 3.7rem); line-height: 1.24; letter-spacing: -.025em; }
.opening-quote cite { color: var(--gold-bright); text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; font-style: normal; font-weight: 750; }
.quote-rule { width: 1px; height: 3.5rem; margin: 0 auto 2.2rem; background: linear-gradient(transparent, var(--gold)); }

.section-shell { position: relative; max-width: 92rem; margin: 0 auto; padding: clamp(6rem, 11vw, 10rem) clamp(1.25rem, 6vw, 5.5rem); }
.section-shell { padding-top: clamp(2.5rem, 4vw, 3.5rem); }
.section-number { position: relative; grid-column: 1 / -1; justify-self: end; width: max-content; margin: 0 0 2rem auto; padding: .15em .2em; color: rgba(217,170,59,.22); font-family: var(--serif); font-size: 5.5rem; line-height: 1.1; }
.quotations-section > .section-number { font-size: 4rem; }
.final-question-shell > .section-number, .conclusion-shell > .section-number { padding: .15em .3em; font-size: 3.4rem; line-height: 1.1; }
.section-shell.book-section, .section-shell.framework-shell, .section-shell.quotations-section, .section-shell.final-question-shell, .section-shell.conclusion-shell { row-gap: 1.5rem; }
.section-shell.final-question-shell, .section-shell.conclusion-shell { padding-top: 3rem; }
.book-section > .section-number, .framework-shell > .section-number, .quotations-section > .section-number, .final-question-shell > .section-number, .conclusion-shell > .section-number { margin-bottom: 0; }
.final-question-shell > .section-number { color: rgba(108,70,0,.34); background: var(--paper); }
.conclusion-shell > .section-number { color: rgba(217,170,59,.42); background: #090a08; }
.book-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(3rem, 8vw, 8rem); }
.book-lead h2, .framework-intro h2, .quotes-header h2, .final-question-heading h2, .conclusion-heading h2, .author-copy h2 { margin: 0; font-family: var(--serif); font-size: clamp(3rem, 6vw, 6rem); font-weight: 400; line-height: .96; letter-spacing: -.05em; }
h2 span { color: var(--gold); font-style: italic; }
.book-copy { padding-top: 2rem; color: #aaa599; max-width: 44rem; }
.book-copy p { margin-top: 0; margin-bottom: 1.5rem; }
.book-copy .large-copy { color: #e5e0d6; font-family: var(--serif); font-size: clamp(1.25rem, 2.2vw, 1.8rem); line-height: 1.55; }

.three-movements { max-width: 92rem; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); padding: 0 clamp(1.25rem, 6vw, 5.5rem) clamp(6rem, 11vw, 10rem); }
.movement { position: relative; min-height: 22rem; padding: 2.2rem 2rem 2.5rem; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(255,255,255,.025), transparent); }
.movement + .movement { border-left: 0; }
.movement-index { color: var(--gold); font-family: var(--serif); }
.movement h3 { margin: 7rem 0 .7rem; font-family: var(--serif); font-size: 2rem; font-weight: 400; }
.movement p { margin: 0; color: #9e998e; max-width: 21rem; }
.movement::after { content: ""; position: absolute; left: 2rem; bottom: 0; width: 3.5rem; height: 2px; background: var(--gold); }

.foreword-section { color: #1b1a16; background: var(--paper); border-top: 1px solid rgba(140,98,23,.3); }
.foreword-section .section-number { color: rgba(108,70,0,.18); }
.foreword-shell { display: grid; grid-template-columns: .62fr 1.38fr; gap: clamp(3rem, 8vw, 8rem); }
.foreword-heading { align-self: start; }
.foreword-heading .kicker { color: #6c4600; }
.foreword-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(3.5rem, 7vw, 7rem); font-weight: 650; line-height: .95; letter-spacing: -.045em; }
.foreword-heading > p:last-child { max-width: 30rem; margin: 2rem 0 0; color: #625d53; font-family: var(--serif); font-size: clamp(1.05rem, 1.5vw, 1.22rem); line-height: 1.75; }
.foreword-list { min-width: 0; border: 1px solid rgba(108,70,0,.3); background: #f8f5ed; box-shadow: 0 1.5rem 5rem rgba(38,29,10,.09); }
.foreword-card { border-bottom: 1px solid rgba(108,70,0,.22); }
.foreword-card summary { display: flex; align-items: flex-start; justify-content: space-between; gap: 2rem; min-height: 8.2rem; padding: 1.7rem clamp(1.35rem, 3vw, 2.5rem); cursor: pointer; list-style: none; transition: background .25s ease; }
.foreword-card summary::-webkit-details-marker { display: none; }
.foreword-card summary:hover, .foreword-card summary:focus-visible { background: rgba(217,170,59,.11); }
.foreword-identity { display: flex; min-width: 0; flex-direction: column; gap: .35rem; }
.foreword-identity small { color: #744d08; font-size: .72rem; font-weight: 900; letter-spacing: .15em; text-transform: uppercase; }
.foreword-identity strong { color: #201e19; font-family: var(--serif); font-size: clamp(1.45rem, 2.4vw, 2.05rem); line-height: 1.2; }
.foreword-title { display: block; max-width: 51rem; margin-top: .15rem; color: #744d08; font-family: var(--serif); font-size: clamp(1.02rem, 1.35vw, 1.18rem); font-weight: 750; line-height: 1.42; }
.foreword-excerpt { display: block; max-width: 51rem; margin-top: .3rem; color: #514d43; font-family: var(--serif); font-size: clamp(.98rem, 1.25vw, 1.1rem); font-style: normal; line-height: 1.58; }
.foreword-toggle { display: grid; place-items: center; flex: 0 0 auto; width: 2.85rem; height: 2.85rem; border: 1px solid #8c6217; color: #6c4600; font-size: 1.6rem; font-style: normal; transition: transform .3s ease, color .3s ease, background .3s ease; }
.foreword-card[open] .foreword-toggle { transform: rotate(45deg); color: #fff8e8; background: #8c6217; }
.foreword-card[open] summary { border-bottom: 1px solid rgba(108,70,0,.22); background: rgba(217,170,59,.08); }
.foreword-content { max-height: min(72vh, 52rem); overflow: auto; overscroll-behavior: contain; padding: clamp(2rem, 4vw, 3.5rem); scrollbar-color: #8c6217 #e6dfd1; }
.foreword-content p { max-width: 55rem; margin: 0 auto 1.35rem; color: #4d4940; font-family: var(--serif); font-size: clamp(1.02rem, 1.35vw, 1.16rem); line-height: 1.82; }
.foreword-full-title { max-width: 55rem; margin: 0 auto .55rem; color: #201e19; font-family: var(--serif); font-size: clamp(1.65rem, 2.8vw, 2.45rem); font-weight: 700; line-height: 1.18; text-align: center; text-wrap: balance; }
.foreword-content .foreword-full-byline { margin: 0 auto 2.25rem; color: #744d08; font-size: clamp(1.02rem, 1.35vw, 1.16rem); font-style: italic; text-align: center; }
.foreword-content > p:first-child, .foreword-full-byline + p { color: #24211c; font-size: clamp(1.12rem, 1.6vw, 1.3rem); }
.foreword-content p:last-child { margin-bottom: 0; }
.foreword-content .foreword-bio { max-width: 55rem; margin: 2rem auto 0; }
.foreword-content .foreword-bio p { font-style: italic; }

.preface-section { background: #0d0e0c; border-top: 1px solid var(--line); }
.preface-shell { display: grid; grid-template-columns: .7fr 1.3fr; gap: 1.5rem clamp(3rem, 8vw, 8rem); }
.preface-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(3.5rem, 7vw, 7rem); font-weight: 600; line-height: .95; letter-spacing: -.045em; }
.preface-subtitle { margin: 1rem 0 0; color: var(--gold-bright); font-family: var(--serif); font-size: clamp(1.25rem, 2.1vw, 1.8rem); font-style: italic; font-weight: 600; }
.preface-intro { max-width: 48rem; color: #c4beb2; font-family: var(--serif); font-size: clamp(1.05rem, 1.5vw, 1.22rem); line-height: 1.78; }
.preface-intro p:first-child { color: #f0ebe1; font-size: clamp(1.2rem, 2vw, 1.55rem); line-height: 1.65; }
.preface-history { display: grid; grid-template-columns: minmax(0, 1fr) minmax(16rem, .92fr); align-items: start; gap: clamp(1.5rem, 3vw, 2.5rem); margin: 2.4rem 0; padding: clamp(1.3rem, 2.5vw, 2rem); border: 1px solid var(--line); background: linear-gradient(145deg, rgba(217,170,59,.09), transparent 48%), #090a08; }
.preface-history-copy p { margin-top: 0; }
.preface-history-copy p:last-child { margin-bottom: 0; }
.preface-post { margin: 0; padding: .5rem; border: 1px solid rgba(244,198,91,.5); background: #050605; box-shadow: 0 1.2rem 3rem rgba(0,0,0,.3); }
.preface-post img { width: 100%; height: auto; }
.preface-post figcaption { padding: .8rem .35rem .3rem; color: #aaa398; font-family: var(--sans); font-size: .78rem; line-height: 1.55; }
.preface-details { grid-column: 1 / -1; margin-top: clamp(2rem, 5vw, 4rem); border: 1px solid var(--line); background: #090a08; }
.preface-details summary { display: flex; align-items: center; justify-content: space-between; gap: 2rem; min-height: 6.5rem; padding: 1.35rem clamp(1.25rem, 3vw, 2.5rem); cursor: pointer; list-style: none; }
.preface-details summary::-webkit-details-marker { display: none; }
.preface-details summary span { display: flex; flex-direction: column; gap: .25rem; }
.preface-details summary b { color: var(--paper); font-family: var(--serif); font-size: clamp(1.25rem, 2vw, 1.65rem); }
.preface-details summary small { color: #aaa398; font-size: .84rem; font-weight: 650; letter-spacing: .06em; }
.preface-details summary i { display: grid; place-items: center; flex: 0 0 auto; width: 2.8rem; height: 2.8rem; border: 1px solid var(--gold); color: var(--gold-bright); font-size: 1.6rem; font-style: normal; transition: transform .3s ease, background .3s ease, color .3s ease; }
.preface-details[open] summary i { transform: rotate(45deg); background: var(--gold); color: var(--ink); }
.preface-details[open] summary { border-bottom: 1px solid var(--line); }
.preface-full { padding: clamp(2rem, 5vw, 4rem); }
.preface-overview { max-width: 58rem; margin: 0 auto clamp(3rem, 6vw, 5rem); text-align: center; }
.preface-overview h3 { margin: 0 0 1rem; color: var(--gold-bright); font-family: var(--serif); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 650; }
.preface-overview p { margin: 0; color: #d5cfc3; font-family: var(--serif); font-size: clamp(1.08rem, 1.7vw, 1.28rem); line-height: 1.75; }
.chapter-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.chapter-grid article { position: relative; min-width: 0; padding: clamp(1.5rem, 3vw, 2.4rem); background: #0c0d0b; }
.chapter-grid article > span { display: inline-block; margin-bottom: 1rem; color: var(--gold-bright); font-size: .8rem; font-weight: 900; letter-spacing: .14em; }
.chapter-grid h4 { margin: 0 0 .8rem; color: #f2ede3; font-family: var(--serif); font-size: clamp(1.25rem, 2vw, 1.55rem); font-weight: 700; line-height: 1.2; }
.chapter-grid p { margin: 0; color: #b8b1a5; font-size: 1rem; line-height: 1.72; }
.preface-close { max-width: 48rem; margin: clamp(4rem, 8vw, 7rem) auto 0; padding: clamp(2rem, 5vw, 4rem); text-align: center; border: 1px solid var(--line); background: radial-gradient(circle at 50% 30%, rgba(217,170,59,.12), transparent 65%); }
.preface-close p { color: #c4beb2; font-family: var(--serif); font-size: 1.08rem; }
.preface-close strong { display: block; margin: 1.5rem 0; color: var(--gold-bright); font-family: var(--serif); font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.35; }
.preface-close cite { color: #efe9dd; font-style: normal; font-weight: 700; }
.preface-dateline { display: grid; gap: .3rem; margin-top: 1rem; color: #c4beb2; font-family: var(--serif); font-size: 1rem; line-height: 1.45; }

.framework-section { background: var(--paper); color: #171714; }
.framework-shell { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(3rem, 8vw, 8rem); }
.framework-section .section-number { color: rgba(140,98,23,.2); }
.framework-section .kicker { color: #6c4600; font-weight: 900; }
.framework-section h2 { font-weight: 600; }
.framework-section h2 span { color: #7b5208; font-weight: 700; }
.framework-intro > p:last-child { color: #676256; max-width: 34rem; margin-top: 2rem; }
.framework-map { position: relative; padding-top: 1rem; }
.map-line { position: absolute; width: 1px; top: 2rem; bottom: 3rem; left: 1.45rem; background: linear-gradient(var(--gold), rgba(140,98,23,.15)); }
.map-node { position: relative; display: grid; grid-template-columns: 3rem 1fr; gap: 1.2rem; align-items: start; padding-bottom: 2.5rem; }
.map-node > span { position: relative; z-index: 1; display: grid; place-items: center; width: 2.9rem; height: 2.9rem; border-radius: 50%; border: 2px solid #8c6217; background: var(--paper); color: #6c4600; font-size: .78rem; font-weight: 900; }
.map-node h3 { margin: 0; font-family: var(--serif); font-size: 1.45rem; font-weight: 650; }
.map-node p { margin: .25rem 0 0; color: #6c675c; font-size: .9rem; }
.map-node-final > span { background: #171714; color: var(--gold-bright); }
.map-node-final h3 { color: #6c4600; font-weight: 750; }

.quotations-section { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(3rem, 8vw, 8rem); }
.quote-reader { position: relative; min-height: 27rem; padding: clamp(6.25rem, 9vw, 7.5rem) clamp(2rem, 5vw, 4rem) clamp(2rem, 5vw, 4rem); border: 1px solid var(--line); background: #0d0e0c; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; }
.quote-mark { position: absolute; top: 1.1rem; left: clamp(1.5rem, 4vw, 3.5rem); color: var(--gold-bright); font-family: var(--serif); font-size: clamp(4.75rem, 7vw, 6.5rem); line-height: .8; text-shadow: 0 0 .45rem rgba(244,206,99,.58), 0 0 1.5rem rgba(217,170,59,.32); pointer-events: none; }
.quote-slides { position: relative; z-index: 1; display: grid; align-items: start; }
.quote-slide { position: relative; grid-area: 1 / 1; margin: 0; opacity: 0; visibility: hidden; transform: translateY(1rem); pointer-events: none; transition: opacity .4s ease, transform .4s ease, visibility .4s ease; }
.quote-slide.is-active { opacity: 1; transform: none; pointer-events: auto; }
.quote-slide.is-active { visibility: visible; }
.quote-slide blockquote { margin: 0 0 2rem; font-family: var(--serif); font-size: clamp(1.55rem, 3vw, 2.55rem); font-weight: 520; line-height: 1.35; }
.quote-slide figcaption { color: var(--gold-bright); font-size: .8rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.quote-controls { display: flex; align-items: center; justify-content: flex-end; gap: 1rem; border-top: 1px solid rgba(255,255,255,.08); padding-top: 1.3rem; }
.quote-controls button { display: grid; place-items: center; width: 2.8rem; height: 2.8rem; border: 1px solid var(--line); background: transparent; color: var(--paper); cursor: pointer; }
.quote-controls button:hover, .quote-controls button:focus-visible { background: var(--gold); color: var(--ink); }
.quote-controls span { color: #918b80; font-size: .75rem; letter-spacing: .12em; }
.quote-controls b { color: var(--paper); }
.featured-quotation { position: relative; grid-column: 1 / -1; margin: 0; padding: clamp(6.25rem, 9vw, 7.5rem) clamp(2.25rem, 5vw, 4.5rem) clamp(2.25rem, 5vw, 4.5rem); border: 1px solid var(--line); background: linear-gradient(135deg, rgba(217,170,59,.09), transparent 42%), #0d0e0c; overflow: hidden; }
.featured-quote-mark { position: absolute; top: 1.1rem; left: clamp(1.75rem, 4vw, 3.75rem); color: var(--gold-bright); font-family: var(--serif); font-size: clamp(4.75rem, 7vw, 6.5rem); line-height: .8; text-shadow: 0 0 .45rem rgba(244,206,99,.58), 0 0 1.5rem rgba(217,170,59,.32); pointer-events: none; }
.featured-quotation blockquote { position: relative; z-index: 1; max-width: 74rem; margin: 0 0 2rem; color: #eee9df; font-family: var(--serif); font-size: clamp(1.3rem, 2.2vw, 2rem); font-weight: 520; line-height: 1.55; }
.featured-quotation figcaption { position: relative; z-index: 1; color: var(--gold-bright); font-size: .8rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }

.final-question-section { position: relative; color: #171714; background: var(--paper); overflow: hidden; }
.final-question-section::before { content: ""; position: absolute; inset: 2rem; border: 1px solid rgba(140,98,23,.32); pointer-events: none; }
.final-question-section .section-number { color: rgba(108,70,0,.16); }
.final-question-shell { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(3rem, 8vw, 8rem); }
.final-question-heading { position: relative; align-self: start; }
.final-question-heading .kicker { color: #6c4600; font-weight: 900; }
.final-question-heading h2 { color: #171714; font-weight: 600; }
.final-question-heading h2 span { color: #7b5208; font-weight: 700; }
.final-question-copy { position: relative; max-width: 49rem; padding: clamp(2rem, 4vw, 3.8rem); border: 1px solid rgba(140,98,23,.35); background: #f8f5ed; box-shadow: 0 1.8rem 5rem rgba(38,29,10,.1); }
.final-question-copy::before { content: ""; position: absolute; top: 0; left: clamp(2rem, 4vw, 3.8rem); width: 4.5rem; height: 3px; background: #8c6217; }
.final-question-copy p { margin: 0 0 1.5rem; color: #514d43; font-family: var(--serif); font-size: clamp(1.05rem, 1.45vw, 1.2rem); line-height: 1.82; }
.final-question-copy .question-lead { color: #25231e; font-size: clamp(1.18rem, 1.8vw, 1.45rem); line-height: 1.65; }
.final-question-copy .governing-question { margin: clamp(2rem, 4vw, 3.2rem) 0; padding: clamp(1.8rem, 4vw, 3rem) 0; border-block: 1px solid rgba(140,98,23,.32); color: #171714; font-size: clamp(2.5rem, 5vw, 4.8rem); font-weight: 700; line-height: 1.08; letter-spacing: -.04em; }
.final-question-copy p:last-child { margin-bottom: 0; }

.conclusion-section { position: relative; border-block: 1px solid var(--line); background: radial-gradient(circle at 18% 38%, rgba(217,170,59,.15), transparent 31%), #090a08; overflow: hidden; }
.conclusion-section::before { content: ""; position: absolute; inset: 2rem; border: 1px solid rgba(217,170,59,.18); pointer-events: none; }
.conclusion-shell { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(3rem, 8vw, 8rem); }
.conclusion-heading { position: relative; align-self: start; }
.conclusion-heading h2 span { color: var(--gold-bright); font-weight: 500; }
.conclusion-heading > p:last-child { max-width: 28rem; margin: 2rem 0 0; color: #bcb5a8; font-family: var(--serif); font-size: clamp(1.08rem, 1.6vw, 1.28rem); line-height: 1.72; }
.conclusion-copy { position: relative; padding: clamp(2rem, 4vw, 3.8rem); border: 1px solid var(--line); background: rgba(16,17,15,.88); box-shadow: 0 1.8rem 5rem rgba(0,0,0,.28); }
.conclusion-copy::before { content: ""; position: absolute; top: 0; left: clamp(2rem, 4vw, 3.8rem); width: 4.5rem; height: 2px; background: var(--gold-bright); }
.conclusion-copy p { margin: 0 0 1.5rem; color: #d4cec2; font-family: var(--serif); font-size: clamp(1.05rem, 1.45vw, 1.2rem); line-height: 1.82; }
.conclusion-copy blockquote { margin: 2.6rem 0 1rem; padding: 2rem 0 0; border-top: 1px solid var(--line); color: #f2eee5; font-family: var(--serif); font-size: clamp(1.45rem, 2.6vw, 2.25rem); font-weight: 600; line-height: 1.44; letter-spacing: -.018em; }
.conclusion-copy cite { display: block; color: var(--gold-bright); font-size: .78rem; font-style: normal; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }

.author-section { position: relative; min-height: 50rem; display: grid; grid-template-columns: minmax(20rem,.85fr) minmax(0,1.15fr); align-items: center; gap: clamp(3rem, 8vw, 9rem); padding: clamp(6rem, 10vw, 9rem) clamp(1.25rem, 8vw, 9rem); background: #11120f; overflow: hidden; }
.author-section::before { content: ""; position: absolute; inset: 2rem; border: 1px solid var(--line); pointer-events: none; }
.author-glow { position: absolute; left: -8rem; top: 20%; width: 36rem; height: 36rem; border-radius: 50%; background: radial-gradient(circle, rgba(217,170,59,.17), transparent 67%); filter: blur(20px); }
.author-portrait { position: relative; z-index: 1; width: min(100%, 31rem); justify-self: end; padding: .65rem; border: 1px solid var(--gold-deep); background: #090a08; }
.author-portrait img { width: 100%; aspect-ratio: 885 / 1294; object-fit: cover; }
.portrait-lines { position: absolute; z-index: -1; inset: -4rem; border: 1px solid rgba(217,170,59,.16); border-radius: 50%; transform: rotate(-17deg); }
.portrait-lines::after { content: ""; position: absolute; inset: 2rem -3rem; border: 1px solid rgba(217,170,59,.08); border-radius: 50%; transform: rotate(29deg); }
.author-copy { position: relative; z-index: 1; max-width: 44rem; }
.author-copy > p:not(.kicker):not(.author-role) { color: #b5afa3; font-family: var(--serif); font-size: 1.08rem; }
.author-role { margin-top: 2rem; padding-top: 1.3rem; border-top: 1px solid var(--line); color: var(--gold-bright); text-transform: uppercase; letter-spacing: .09em; font-size: .8rem; font-weight: 850; }
.author-role span { color: #665a40; margin-inline: .35rem; }

.closing-section { position: relative; text-align: center; padding: clamp(7rem, 14vw, 13rem) 1.25rem; background: radial-gradient(circle at 50% 40%, rgba(217,170,59,.14), transparent 32%), #080907; }
.closing-section .eyebrow { justify-content: center; }
.closing-section h2 { margin: 0 auto 2rem; max-width: 70rem; font-family: var(--serif); font-weight: 400; font-size: clamp(3.3rem, 7vw, 7.5rem); line-height: .98; letter-spacing: -.045em; }
.closing-section h2 strong { color: var(--gold); font-weight: 400; font-style: italic; }
.closing-section > p:not(.eyebrow) { max-width: 43rem; margin: 0 auto 2.6rem; color: #a8a297; }
.button-outline { border: 1px solid var(--gold); color: var(--gold-bright); }
.button-outline:hover, .button-outline:focus-visible { background: var(--gold); color: var(--ink); }

footer { display: flex; align-items: end; justify-content: space-between; gap: 2rem; padding: 3rem clamp(1.25rem, 6vw, 5.5rem); border-top: 1px solid var(--line); background: #050605; }
.footer-title { font-size: clamp(2rem, 4vw, 4rem); font-weight: 950; letter-spacing: -.05em; }
.footer-title span { color: var(--gold); }
.footer-meta { display: flex; align-items: center; flex-wrap: wrap; justify-content: flex-end; gap: .7rem 1.5rem; color: #aaa49a; font-size: .8rem; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; }
.footer-meta p { margin: 0; }
.footer-meta a { color: var(--gold); text-underline-offset: .25rem; }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(1.5rem); transition: opacity .8s ease, transform .8s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 4px; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 9rem; }
  .hero-copy { max-width: 48rem; }
  .book-stage { min-height: 42rem; }
  .book-wrap { width: min(62vw, 24rem); }
  .book-section, .foreword-shell, .preface-shell, .framework-shell, .quotations-section, .final-question-shell, .conclusion-shell { grid-template-columns: 1fr; }
  .preface-details { grid-column: 1; }
  .book-copy { padding-top: 0; }
  .quotes-header { padding-right: 7rem; }
  .author-section { grid-template-columns: .85fr 1.15fr; gap: 3rem; padding-inline: 4rem; }
}

@media (max-width: 1120px) {
  .menu-button { display: block; position: relative; z-index: 2; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; padding: 1.5rem; background: rgba(7,8,7,.98); border-bottom: 1px solid var(--line); flex-direction: column; }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: .65rem 0; }
}

@media (max-width: 760px) {
  .site-header { position: absolute; }
  .hero { min-height: auto; padding-bottom: 6rem; }
  .hero h1 { font-size: clamp(4.5rem, 23vw, 7.5rem); }
  .release-notice { align-items: flex-start; flex-direction: column; gap: .55rem; padding: 1rem 1.05rem; }
  .release-notice span { padding: .7rem 0 0; border-top: 1px solid rgba(244,198,91,.3); border-left: 0; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-meta { display: grid; grid-template-columns: 1fr 1fr; }
  .book-stage { min-height: 36rem; }
  .book-wrap { width: min(78vw, 22rem); }
  .cover-actions { max-width: 20rem; }
  .cover-viewer { width: 100vw; height: 100dvh; border: 0; }
  .cover-viewer-toolbar, .cover-viewer-controls { align-items: flex-start; flex-direction: column; }
  .cover-viewer-toolbar > span { order: -1; }
  .cover-viewer-controls p { display: none; }
  .cover-biography { max-height: 48%; }
  .opening-quote { text-align: left; }
  .opening-quote .quote-rule { margin-left: 0; }
  .three-movements { grid-template-columns: 1fr; }
  .movement { min-height: 17rem; }
  .movement + .movement { border-left: 1px solid var(--line); border-top: 0; }
  .movement h3 { margin-top: 4rem; }
  .section-shell, .section-shell.final-question-shell, .section-shell.conclusion-shell { padding-top: 1.75rem; }
  .section-number { margin-bottom: 1.25rem; font-size: 4rem; }
  .final-question-shell > .section-number, .conclusion-shell > .section-number { padding-inline: .3em; font-size: 2.8rem; }
  .chapter-grid { grid-template-columns: 1fr; }
  .foreword-card summary { align-items: flex-start; min-height: 0; }
  .foreword-content { max-height: 75vh; padding: 1.6rem; }
  .preface-history { grid-template-columns: 1fr; }
  .preface-post { width: min(100%, 30rem); justify-self: center; }
  .preface-details summary { align-items: flex-start; min-height: 0; }
  .preface-details summary small { max-width: 17rem; line-height: 1.45; }
  .preface-full { padding-inline: 1rem; }
  .quote-reader { min-height: 0; padding-top: 5.75rem; }
  .quote-slide blockquote { line-height: 1.42; }
  .featured-quotation { padding: 5.75rem 1.6rem 2rem; }
  .featured-quote-mark { top: 1rem; left: 1.25rem; font-size: 5rem; }
  .featured-quotation blockquote { font-size: 1.25rem; line-height: 1.6; }
  .final-question-section::before { inset: .75rem; }
  .final-question-copy { padding: 1.6rem; }
  .final-question-copy::before { left: 1.6rem; }
  .conclusion-section::before { inset: .75rem; }
  .conclusion-copy { padding: 1.6rem; }
  .conclusion-copy::before { left: 1.6rem; }
  .conclusion-copy blockquote { font-size: 1.45rem; }
  .author-section { grid-template-columns: 1fr; padding: 6rem 3rem; }
  .author-portrait { justify-self: center; width: min(80vw, 25rem); }
  .author-copy { padding-top: 1rem; }
  footer { align-items: flex-start; flex-direction: column; }
  .footer-meta { justify-content: flex-start; flex-direction: column; align-items: flex-start; }
}

@media (max-width: 420px) {
  .brand-name { display: none; }
  .hero-meta { grid-template-columns: 1fr; }
  .subtitle { letter-spacing: .1em; }
  .author-section { padding-inline: 2rem; }
  .author-section::before { inset: .75rem; }
  .quote-reader { padding: 5.25rem 1.5rem 1.5rem; }
  .quote-mark { top: 1rem; left: 1.1rem; font-size: 4.5rem; }
  .quote-slide blockquote { font-size: 1.42rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Consistent number size and number-to-heading spacing across all sections. */
.section-shell.section-shell { padding-top: 3rem; row-gap: 1.5rem; }
.section-shell > .section-number { margin: 0; padding: .15em .2em; font-size: 4rem; line-height: 1.1; }
.contact-section { padding: 3rem clamp(1.25rem, 6vw, 5.5rem); text-align: center; border-block: 1px solid var(--line); background: #10110e; }
.contact-section h2 { margin: 0 0 1.25rem; color: var(--gold-bright); font-family: var(--serif); font-size: clamp(2.5rem, 4vw, 3.5rem); font-weight: 500; }
.contact-name { margin: 0 0 .6rem; color: var(--paper); font-family: var(--serif); font-size: 1.5rem; }
.contact-section > a { color: var(--gold-bright); font-size: 1.1rem; text-underline-offset: .3rem; overflow-wrap: anywhere; }
@media (max-width: 760px) {
  .section-shell.section-shell { padding-top: 1.75rem; row-gap: 1.25rem; }
  .section-shell > .section-number { font-size: 3.5rem; }
}

/* Digital edition launch: a quiet, prominent purchase invitation. */
.site-nav .nav-buy { color: var(--gold-bright); }
.release-notice strong { animation: none; }
.release-notice::before { display: block; }
.release-notice strong { letter-spacing: .09em; }
.release-notice span b { color: var(--paper); font-family: var(--sans); font-size: .9rem; font-weight: 650; }
.purchase-section { padding: clamp(3.5rem, 7vw, 7rem) clamp(1.25rem, 6vw, 5.5rem); scroll-margin-top: 2rem; background: #10110e; }
.purchase-card { position: relative; display: grid; grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr); align-items: center; gap: clamp(2rem, 5vw, 5.5rem); max-width: 80rem; margin: auto; padding: clamp(2rem, 5vw, 5rem); border: 1px solid rgba(217,170,59,.4); background: radial-gradient(ellipse at 15% 45%, rgba(217,170,59,.14), transparent 47%), #080907; }
.purchase-cover { min-width: 0; text-align: center; }
.purchase-cover img { width: min(100%, 19rem); height: auto; margin: 0 auto; box-shadow: 0 1.5rem 3rem #0009; border: 1px solid #ffffff1a; }
.edition-label { display: block; margin: 1.6rem 0 0; color: var(--gold-bright); font-size: .72rem; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.purchase-status { display: flex; align-items: center; gap: .65rem; margin: 0 0 1.4rem; color: var(--gold-bright); font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.purchase-status > span { width: .45rem; height: .45rem; flex: 0 0 auto; border-radius: 50%; background: var(--gold-bright); box-shadow: 0 0 .8rem #d9aa3b55; }
.purchase-copy h2 { margin: 0 0 1.4rem; font-family: var(--serif); font-size: clamp(2.6rem, 4.8vw, 5.2rem); line-height: 1.08; font-weight: 400; letter-spacing: -.035em; }
.purchase-copy h2 em { color: var(--gold-bright); font-weight: 400; }
.purchase-intro { max-width: 35rem; margin: 0 0 2rem; color: var(--paper-muted); font-size: 1.05rem; line-height: 1.7; }
.purchase-price { display: flex; align-items: center; gap: 1.35rem; padding-top: 1.5rem; margin-bottom: 1.6rem; border-top: 1px solid var(--line); }
.purchase-price strong { color: var(--paper); font-family: var(--serif); font-size: clamp(2rem, 3.2vw, 3.2rem); font-weight: 400; white-space: nowrap; line-height: 1.2; }
.purchase-price > span { color: var(--paper-muted); font-size: .8rem; line-height: 1.6; }
.purchase-button { width: 100%; max-width: 32rem; justify-content: space-between; padding: 1.15rem 1.4rem; font-size: .9rem; }
.purchase-note { max-width: 32rem; margin: 1rem 0 1.6rem; color: #b6afa1; font-size: .77rem; line-height: 1.7; }
.amazon-stores { max-width: 35rem; border-top: 1px solid var(--line); }
.amazon-stores summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem 0; color: var(--paper); cursor: pointer; list-style: none; font-size: .88rem; font-weight: 650; }
.amazon-stores summary::-webkit-details-marker { display: none; }
.amazon-stores summary > span { color: var(--gold-bright); font-size: 1.4rem; transition: transform .2s; }
.amazon-stores[open] summary > span { transform: rotate(45deg); }
.amazon-store-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .5rem; padding: 0 0 1rem; }
.amazon-store-grid a { display: block; padding: .7rem .85rem; border: 1px solid #d9aa3b33; color: var(--paper); font-size: .79rem; line-height: 1.5; text-decoration: none; }
.amazon-store-grid a span { display: block; color: var(--gold-bright); font-size: .7rem; }
.amazon-store-grid a:hover { background: #d9aa3b15; border-color: var(--gold); }
.purchase-section a:focus-visible, .amazon-stores summary:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 4px; }
@media (max-width: 760px) {
  .purchase-card { grid-template-columns: minmax(0,1fr); gap: 2.6rem; padding: 2.2rem 1.25rem; }
  .purchase-cover img { width: min(65%, 13rem); }
  .purchase-copy h2 { font-size: clamp(2.5rem, 9vw, 4rem); }
  .purchase-price { flex-wrap: wrap; gap: .75rem 1rem; }
  .purchase-button { font-size: .8rem; padding: 1.1rem 1rem; letter-spacing: .025em; }
  .purchase-status { font-size: .68rem; letter-spacing: .08em; }
}

/* Amazon launch refinements: gentle light and clear, native image assets. */
.amazon-badge { display: block; width: 12rem; max-width: 100%; margin: 1.5rem 0 0; line-height: 0; }
.amazon-badge img { display: block; width: 100%; height: auto; }
.purchase-copy > .amazon-badge { margin: 0 0 1.4rem; }
@media (prefers-reduced-motion: reduce) {
  .release-notice, .release-notice::before, .release-notice strong { animation: none !important; }
}