:root {
  --red: #b72d10;
  --red-dark: #8f210b;
  --ink: #171311;
  --ink-2: #2a211e;
  --cream: #f7f1ea;
  --cream-2: #efe4d9;
  --paper: #fffdf9;
  --rose: #a85f5d;
  --muted: #756b66;
  --line: rgba(23, 19, 17, .13);
  --white: #fff;
  --shadow: 0 30px 70px rgba(32, 16, 11, .20);
  --radius: 24px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "DM Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(calc(100% - 40px), var(--container)); margin: 0 auto; }
.section { padding: clamp(78px, 9vw, 132px) 0; }
.section-dark { color: #fff; background: var(--ink); }
.section-light { background: var(--paper); }
.section-cream { background: var(--cream); }

.skip-link { position: fixed; left: 10px; top: -60px; z-index: 999; background: #fff; padding: 12px 16px; border-radius: 8px; }
.skip-link:focus { top: 10px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 253, 249, .88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(23, 19, 17, .08);
}
.nav-wrap { height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--red); color: #fff; font-family: "Playfair Display", serif; font-size: 14px; }
.brand-text { letter-spacing: -.02em; }
.nav-links { display: flex; gap: 28px; color: #514843; font-size: 14px; font-weight: 600; }
.nav-links a { transition: color .2s ease; }
.nav-links a:hover { color: var(--red); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border-radius: 999px; padding: 13px 22px; font-weight: 700; font-size: 14px; line-height: 1; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; border: 1px solid transparent; cursor: pointer; }
.btn:hover { transform: translateY(-2px); }
.btn-small { background: var(--ink); color: #fff; padding: 12px 20px; }
.btn-primary { background: var(--red); color: #fff; box-shadow: 0 12px 30px rgba(183, 45, 16, .28); }
.btn-primary:hover { background: var(--red-dark); box-shadow: 0 16px 36px rgba(183, 45, 16, .34); }
.btn-large { padding: 18px 28px; font-size: 15px; }
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.text-link { display: inline-flex; gap: 8px; align-items: center; color: rgba(255,255,255,.82); font-size: 14px; font-weight: 600; }

.hero { position: relative; overflow: hidden; min-height: 790px; display: flex; align-items: center; padding: 88px 0 96px; }
.hero-bg { position: absolute; inset: 0; background-image: linear-gradient(90deg, rgba(16,13,12,.96) 0%, rgba(16,13,12,.88) 44%, rgba(16,13,12,.52) 100%), url('assets/hero-scene.webp'); background-size: cover; background-position: center; transform: scale(1.03); }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 78% 50%, rgba(183,45,16,.16), transparent 36%); }
.hero-grain { position: absolute; inset: 0; opacity: .13; pointer-events: none; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.3'/%3E%3C/svg%3E"); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(54px, 8vw, 110px); align-items: center; }
.hero-copy { max-width: 680px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; text-transform: uppercase; letter-spacing: .16em; font-size: 11px; font-weight: 700; color: rgba(255,255,255,.72); margin-bottom: 20px; }
.eyebrow span { width: 28px; height: 1px; background: currentColor; opacity: .7; }
.eyebrow-dark { color: var(--red); }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: "Playfair Display", Georgia, serif; letter-spacing: -.035em; line-height: 1.04; }
h1 { font-size: clamp(48px, 5.5vw, 82px); max-width: 760px; margin-bottom: 24px; }
h2 { font-size: clamp(38px, 4.3vw, 62px); margin-bottom: 22px; }
h3 { font-size: 20px; line-height: 1.25; margin-bottom: 10px; }
.hero-lead { font-size: clamp(18px, 1.5vw, 22px); line-height: 1.55; color: rgba(255,255,255,.88); max-width: 640px; margin-bottom: 16px; }
.hero-story { color: rgba(255,255,255,.68); max-width: 610px; margin-bottom: 30px; }
.hero-story strong { color: #fff; }
.hero-actions { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.trust-row { margin-top: 28px; display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: rgba(255,255,255,.62); font-size: 12px; }
.trust-row i { width: 4px; height: 4px; border-radius: 50%; background: var(--red); display: inline-block; }
.hero-visual { display: flex; justify-content: center; }
.book-stage { position: relative; width: min(390px, 86%); perspective: 1200px; }
.book-glow { position: absolute; width: 80%; height: 80%; background: rgba(183,45,16,.32); filter: blur(65px); left: 12%; top: 12%; border-radius: 50%; }
.book-cover { position: relative; z-index: 2; border-radius: 3px 10px 10px 3px; box-shadow: var(--shadow); transform: rotateY(-5deg) rotateZ(1deg); transition: transform .45s ease; }
.book-stage:hover .book-cover { transform: rotateY(0) rotateZ(0) translateY(-4px); }
.book-badge { position: absolute; z-index: 3; right: -34px; bottom: 52px; width: 142px; height: 142px; border-radius: 50%; background: var(--red); color: white; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; box-shadow: 0 16px 35px rgba(0,0,0,.25); transform: rotate(4deg); }
.book-badge strong { font-family: "Playfair Display", serif; font-size: 27px; line-height: 1; }
.book-badge span { font-size: 11px; opacity: .84; margin-top: 7px; max-width: 80px; line-height: 1.25; }

.proof-strip { background: var(--red); color: white; }
.proof-grid { min-height: 116px; display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-grid > div { display: flex; align-items: center; justify-content: center; flex-direction: column; padding: 24px; border-right: 1px solid rgba(255,255,255,.18); text-align: center; }
.proof-grid > div:last-child { border-right: 0; }
.proof-grid strong { font-family: "Playfair Display", serif; font-size: 25px; line-height: 1; }
.proof-grid span { font-size: 12px; opacity: .78; margin-top: 6px; }

.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: start; }
.section-heading h2 { max-width: 760px; }
.section-heading.centered { text-align: center; max-width: 850px; margin: 0 auto 55px; }
.section-heading.centered .eyebrow { justify-content: center; }
.section-heading.centered p { color: var(--muted); max-width: 650px; margin: 0 auto; }
.section-dark .section-heading.centered p { color: rgba(255,255,255,.64); }
.intro-copy { color: #5f5550; font-size: 17px; }
.intro-copy p + p { margin-top: 18px; }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 70px; }
.feature-card { padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: transform .25s ease, box-shadow .25s ease; }
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 22px 55px rgba(35,18,13,.08); }
.card-index { display: inline-block; color: var(--red); font-size: 11px; font-weight: 700; letter-spacing: .14em; margin-bottom: 48px; }
.feature-card h3 { font-family: "Playfair Display", serif; font-size: 27px; }
.feature-card p { color: var(--muted); margin-bottom: 0; }

.section-story { background: #fff; padding: 0; }
.story-grid { width: min(100%, 1440px); display: grid; grid-template-columns: 1fr 1fr; min-height: 690px; }
.story-photo { min-height: 650px; background: linear-gradient(90deg, transparent 65%, #fff 100%), url('assets/hero-scene.webp') center/cover no-repeat; }
.story-content { padding: clamp(70px, 9vw, 125px) clamp(35px, 7vw, 110px); align-self: center; max-width: 700px; }
.story-content p { color: var(--muted); font-size: 17px; }
.pull-quote { margin-top: 38px; border-top: 1px solid var(--line); padding-top: 26px; display: grid; grid-template-columns: 42px 1fr; gap: 12px; }
.quote-mark { font-family: "Playfair Display", serif; color: var(--red); font-size: 54px; line-height: .8; }
.pull-quote p { font-family: "Playfair Display", serif; color: var(--ink); font-size: 22px; line-height: 1.42; margin: 0; }

.mechanism { background: #15110f; }
.timeline { max-width: 900px; margin: 0 auto; border-top: 1px solid rgba(255,255,255,.12); }
.timeline-item { display: grid; grid-template-columns: 110px 1fr; gap: 26px; padding: 30px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.timeline-num { color: var(--red); font-family: "Playfair Display", serif; font-size: 24px; }
.timeline-item h3 { font-family: "Playfair Display", serif; font-size: 28px; margin-bottom: 8px; }
.timeline-item p { color: rgba(255,255,255,.62); margin-bottom: 0; max-width: 700px; }

.learn-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.learn-heading { position: sticky; top: 120px; }
.learn-heading p { color: var(--muted); max-width: 440px; margin-bottom: 28px; }
.signal-list { border-top: 1px solid var(--line); }
.signal { display: grid; grid-template-columns: 56px 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.signal > span { color: var(--red); font-size: 11px; font-weight: 700; letter-spacing: .12em; }
.signal h3 { font-family: "Playfair Display", serif; font-size: 25px; }
.signal p { color: var(--muted); margin: 0; }

.audience-section { background: #fff; }
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.audience-card { min-height: 300px; padding: 32px; border-radius: var(--radius); background: var(--cream); display: flex; flex-direction: column; justify-content: flex-end; }
.audience-card .icon { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(183,45,16,.30); color: var(--red); font-size: 28px; margin-bottom: auto; }
.audience-card h3 { font-family: "Playfair Display", serif; font-size: 27px; }
.audience-card p { color: var(--muted); margin-bottom: 0; }

.author-section { background: #f2e4df; overflow: hidden; }
.author-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 90px; align-items: center; }
.author-monogram { aspect-ratio: 1/1; max-width: 440px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #c97a74 0%, #8d3e3b 50%, #51211f 100%); display: grid; place-items: center; box-shadow: inset 0 0 0 1px rgba(255,255,255,.24), 0 25px 70px rgba(77,34,32,.22); }
.author-monogram span { font-family: "Playfair Display", serif; font-size: clamp(92px, 12vw, 170px); color: rgba(255,255,255,.88); letter-spacing: -.08em; margin-left: -.05em; }
.author-copy p { color: #5d4d48; font-size: 17px; max-width: 620px; }
.author-note { margin-top: 28px; padding-top: 22px; border-top: 1px solid rgba(90,54,49,.18); display: flex; gap: 12px; align-items: center; }
.author-note span { color: var(--red); }
.author-note p { margin: 0; font-size: 14px; }

.documentary-section { background: var(--paper); }
.documentary-box { padding: clamp(34px, 6vw, 70px); border: 1px solid var(--line); border-radius: 30px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: end; background: linear-gradient(135deg, #fff 0%, #fbf6f1 100%); }
.doc-label { display: inline-block; font-size: 10px; letter-spacing: .18em; font-weight: 700; color: var(--red); margin-bottom: 16px; }
.documentary-box h2 { font-size: clamp(32px, 3.4vw, 49px); margin-bottom: 0; }
.documentary-box > p { color: var(--muted); margin-bottom: 6px; }

.faq-section { background: #fff; }
.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; }
.faq-heading { position: sticky; top: 120px; align-self: start; }
.accordion { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 24px 0; font-weight: 700; font-size: 17px; }
summary::-webkit-details-marker { display: none; }
summary span { color: var(--red); font-size: 24px; font-weight: 400; transition: transform .2s ease; }
details[open] summary span { transform: rotate(45deg); }
details p { color: var(--muted); padding: 0 46px 24px 0; max-width: 700px; }

.final-cta { padding: clamp(80px, 9vw, 125px) 0; background: radial-gradient(circle at 18% 35%, rgba(183,45,16,.19), transparent 28%), #171311; overflow: hidden; }
.final-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; align-items: center; }
.final-cover { max-width: 300px; margin: 0 auto; }
.final-cover img { border-radius: 3px 9px 9px 3px; box-shadow: 0 30px 75px rgba(0,0,0,.38); transform: rotate(-3deg); }
.final-copy h2 { max-width: 720px; }
.final-copy > p { color: rgba(255,255,255,.64); font-size: 18px; max-width: 600px; }
.microcopy { display: block; color: rgba(255,255,255,.44); font-size: 11px; margin-top: 12px; }

.footer { background: #100d0c; color: rgba(255,255,255,.55); padding: 26px 0 100px; font-size: 12px; }
.footer-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.08); padding-top: 24px; }
.footer p { margin: 0; }
.footer a:hover { color: #fff; }

.mobile-cta { display: none; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 60; padding: 10px 10px 10px 16px; border-radius: 18px; background: rgba(20,16,14,.95); color: #fff; box-shadow: 0 20px 55px rgba(0,0,0,.28); backdrop-filter: blur(18px); align-items: center; justify-content: space-between; gap: 10px; }
.mobile-cta > div { display: flex; flex-direction: column; line-height: 1.2; }
.mobile-cta strong { font-family: "Playfair Display", serif; font-size: 15px; }
.mobile-cta span { color: rgba(255,255,255,.55); font-size: 10px; margin-top: 2px; }
.mobile-cta .btn { padding: 12px 16px; font-size: 12px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }

@media (max-width: 980px) {
  .nav-links { display: none; }
  .hero { min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-visual { margin-top: 10px; }
  .book-stage { width: min(340px, 78vw); }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid > div:nth-child(2) { border-right: 0; }
  .proof-grid > div:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.18); }
  .intro-grid, .learn-grid, .author-grid, .documentary-box, .faq-grid, .final-grid { grid-template-columns: 1fr; gap: 48px; }
  .cards-3, .audience-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 250px; }
  .story-grid { grid-template-columns: 1fr; }
  .story-photo { min-height: 520px; background-image: linear-gradient(180deg, transparent 70%, #fff 100%), url('assets/hero-scene.webp'); }
  .learn-heading, .faq-heading { position: static; }
  .author-monogram { max-width: 320px; }
  .documentary-box { align-items: start; }
  .final-cover { max-width: 260px; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .section { padding: 72px 0; }
  .site-header .btn-small { display: none; }
  .nav-wrap { height: 64px; }
  .hero { padding: 58px 0 74px; }
  .hero-bg { background-position: 60% center; }
  h1 { font-size: clamp(43px, 13vw, 60px); }
  h2 { font-size: clamp(35px, 10vw, 48px); }
  .hero-lead { font-size: 18px; }
  .hero-actions { align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-actions .text-link { width: 100%; justify-content: center; }
  .book-badge { width: 112px; height: 112px; right: -12px; bottom: 30px; }
  .book-badge strong { font-size: 22px; }
  .proof-grid > div { padding: 20px 12px; }
  .proof-grid strong { font-size: 21px; }
  .intro-grid { gap: 28px; }
  .cards-3 { margin-top: 42px; }
  .feature-card { padding: 28px; }
  .card-index { margin-bottom: 30px; }
  .story-photo { min-height: 400px; }
  .story-content { padding: 62px 24px 72px; }
  .timeline-item { grid-template-columns: 52px 1fr; gap: 14px; padding: 26px 0; }
  .timeline-item h3 { font-size: 24px; }
  .signal { grid-template-columns: 42px 1fr; gap: 10px; }
  .audience-card { min-height: 270px; }
  .author-monogram { max-width: 260px; margin: 0 auto; }
  .documentary-box { padding: 30px 24px; border-radius: 22px; }
  .faq-grid { gap: 22px; }
  .final-grid { gap: 50px; }
  .final-copy .btn { width: 100%; }
  .footer { padding-bottom: 100px; }
  .mobile-cta { display: flex; }
}

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