:root {
  --ink: #101413;
  --ink-soft: #1a201e;
  --paper: #f3f1ea;
  --paper-bright: #fbfaf6;
  --paper-deep: #e8e4da;
  --white: #fff;
  --lime: #c8ff36;
  --blue: #315dff;
  --cyan: #5be4ef;
  --coral: #ff6b55;
  --muted: #6f736e;
  --line: rgba(16, 20, 19, .17);
  --serif: "Space Grotesk", Manrope, ui-sans-serif, sans-serif;
  --sans: "Manrope", Arial, sans-serif;
  --ease: cubic-bezier(.2, .72, .15, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
p, h1, h2, h3, dl, dd, blockquote { margin-top: 0; }
h1, h2, h3 { margin-bottom: 0; font-family: var(--serif); font-weight: 500; letter-spacing: -.045em; }
p { line-height: 1.75; }
::selection { background: var(--lime); color: var(--ink); }
.book-shell { width: min(1240px, calc(100% - 80px)); margin-inline: auto; }
.skip-link { position: fixed; left: 18px; top: -80px; z-index: 1000; padding: 12px 18px; background: var(--lime); color: var(--ink); font-weight: 800; transition: top .2s; }
.skip-link:focus { top: 18px; }

/* Header */
.book-site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: 82px; color: var(--white); transition: background .3s, color .3s, box-shadow .3s; }
.book-site-header.is-scrolled { background: rgba(251, 250, 246, .94); color: var(--ink); box-shadow: 0 1px 0 var(--line); backdrop-filter: blur(18px); }
.book-nav-shell { width: min(1380px, calc(100% - 56px)); height: 100%; margin-inline: auto; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 40px; }
.book-brand { justify-self: start; display: inline-flex; align-items: center; gap: 13px; }
.book-brand > span, .book-footer__brand > span { width: 38px; height: 38px; display: grid; place-items: center; background: var(--lime); color: var(--ink); border-radius: 50%; font-size: .69rem; font-weight: 800; letter-spacing: -.03em; }
.book-brand strong { font-size: .76rem; letter-spacing: -.02em; }
.book-nav { display: flex; gap: 34px; }
.book-nav a { position: relative; font-size: .68rem; font-weight: 700; }
.book-nav a::after { content: ''; position: absolute; left: 0; right: 100%; bottom: -7px; height: 1px; background: currentColor; transition: right .25s; }
.book-nav a:hover::after { right: 0; }
.nav-pill { justify-self: end; padding: 11px 16px; border: 1px solid currentColor; border-radius: 999px; font-size: .65rem; font-weight: 800; transition: background .25s, color .25s; }
.nav-pill:hover { background: var(--lime); border-color: var(--lime); color: var(--ink); }
.book-menu-toggle { display: none; justify-self: end; width: 42px; height: 42px; padding: 0; border: 0; background: transparent; color: currentColor; cursor: pointer; }
.book-menu-toggle span { display: block; width: 22px; height: 1px; margin: 6px auto; background: currentColor; transition: transform .25s; }
.book-menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.book-menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.book-mobile-menu { display: none; }

/* Shared */
.book-eyebrow, .book-index { margin: 0; font-size: .64rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.book-eyebrow { color: var(--lime); }
.book-index { color: var(--blue); }
.book-index--light { color: var(--lime); }
.book-section-heading { margin-bottom: 64px; display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 80px; }
.book-section-heading .book-index { margin-bottom: 24px; }
.book-section-heading h2 { font-size: clamp(3.1rem, 5vw, 5.2rem); line-height: .92; }
.book-section-heading h2 em, .detail-faq h2 em, .author-story em { color: var(--blue); font-weight: inherit; }
.book-section-heading > p { max-width: 450px; margin-bottom: 6px; color: var(--muted); font-size: .92rem; }
.book-section-heading--compact { grid-template-columns: 1fr; }
.book-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; }
.book-button { min-height: 51px; padding: 0 21px; display: inline-flex; align-items: center; justify-content: center; gap: 16px; border: 1px solid transparent; border-radius: 999px; font-size: .7rem; font-weight: 800; transition: transform .25s, background .25s, color .25s, border-color .25s; cursor: pointer; }
.book-button:hover { transform: translateY(-3px); }
.book-button--lime { background: var(--lime); color: var(--ink); }
.book-button--lime:hover { background: var(--white); }
.book-button--ink { background: var(--ink); color: var(--white); }
.book-text-link { display: inline-flex; gap: 10px; padding-bottom: 5px; border-bottom: 1px solid currentColor; font-size: .7rem; font-weight: 800; }
.book-text-link:hover { color: var(--blue); }
.book-text-link--light { color: var(--white); }
.book-text-link--light:hover { color: var(--lime); }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .75s var(--ease), transform .75s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal--delay { transition-delay: .14s; }

/* Hub hero */
.universe-hero { position: relative; min-height: 860px; padding: 150px 0 75px; overflow: hidden; background: var(--ink); color: var(--white); }
.universe-hero::before { content: ''; position: absolute; width: 780px; height: 780px; right: -170px; top: -260px; border: 1px solid rgba(255,255,255,.09); border-radius: 50%; box-shadow: 0 0 0 95px rgba(255,255,255,.025), 0 0 0 190px rgba(255,255,255,.018); }
.universe-hero::after { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .09; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 70px 70px; mask-image: linear-gradient(to right, transparent, black); }
.universe-signal { position: absolute; right: 28px; top: 50%; z-index: 3; display: flex; align-items: center; gap: 10px; color: #858b86; font-size: .52rem; font-weight: 800; letter-spacing: .16em; writing-mode: vertical-rl; }
.universe-signal i { width: 6px; height: 6px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 0 6px rgba(200,255,54,.12); animation: signalPulse 1.8s infinite; }
@keyframes signalPulse { 50% { box-shadow: 0 0 0 13px rgba(200,255,54,0); } }
.universe-hero__grid { position: relative; z-index: 2; min-height: 635px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 60px; }
.universe-hero__copy { position: relative; z-index: 4; }
.universe-hero__copy .book-eyebrow { margin-bottom: 30px; }
.universe-hero h1 { max-width: 790px; margin-bottom: 31px; font-size: clamp(4.1rem, 7vw, 7.7rem); line-height: .82; letter-spacing: -.06em; }
.universe-hero h1 em { color: var(--lime); font-weight: inherit; }
.universe-hero__lead { max-width: 620px; margin-bottom: 34px; color: #b2b8b3; font-size: .93rem; }
.universe-stats { max-width: 580px; margin: 54px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.16); }
.universe-stats div { padding: 19px 18px 0 0; }
.universe-stats dt { font-family: var(--serif); font-size: 1.75rem; }
.universe-stats dd { margin: 4px 0 0; color: #7f8580; font-size: .58rem; }
.universe-covers { position: relative; min-height: 610px; perspective: 1300px; }
.universe-cover { position: absolute; width: 42%; aspect-ratio: 2 / 3; overflow: hidden; background: #050706; box-shadow: 0 28px 70px rgba(0,0,0,.5); transition: transform .45s var(--ease), z-index 0s; }
.universe-cover img { width: 100%; height: 100%; object-fit: contain; }
.universe-cover--avi { left: 0; top: 86px; transform: rotateY(16deg) rotate(-7deg); }
.universe-cover--main { z-index: 3; left: 29%; top: 18px; transform: translateY(0); }
.universe-cover--omega { z-index: 2; right: 0; top: 91px; transform: rotateY(-16deg) rotate(7deg); }
.universe-cover:hover { z-index: 5; transform: translateY(-13px) rotate(0); }
.cover-title, .detail-cover-title { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-start; padding: 14% 10%; color: var(--white); font-family: var(--sans); font-size: clamp(1.4rem, 2.7vw, 2.75rem); font-weight: 800; letter-spacing: -.06em; line-height: .9; text-transform: uppercase; text-shadow: 0 2px 18px #000; }
.cover-title small { margin-bottom: 10px; color: var(--lime); font-size: .5rem; letter-spacing: .15em; }

/* Hub reading path */
.start-here { padding: 125px 0 145px; background: var(--paper-bright); }
.reading-path { display: grid; gap: 0; border-top: 1px solid var(--line); }
.reading-card { min-height: 500px; padding: 42px 0; display: grid; grid-template-columns: 230px 1fr; gap: 55px; border-bottom: 1px solid var(--line); }
.reading-card:nth-child(even) { padding-left: 15%; }
.reading-card__image { position: relative; align-self: start; aspect-ratio: 2 / 3; overflow: hidden; background: var(--ink); box-shadow: 0 18px 45px rgba(16,20,19,.16); }
.reading-card--el-avi-la-decision .reading-card__image { aspect-ratio: 5 / 8; }
.reading-card__image img { width: 100%; height: 100%; object-fit: contain; transition: transform .5s var(--ease); }
.reading-card__image:hover img { transform: scale(1.035); }
.reading-card__image > span { position: absolute; left: 12px; top: 12px; padding: 7px 10px; background: var(--lime); font-size: .52rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.reading-card--campamento-omega .reading-card__image::after { content: 'CAMPAMENTO\A OMEGA'; white-space: pre; position: absolute; left: 10%; top: 11%; color: var(--white); font-size: 1.55rem; font-weight: 800; line-height: .9; text-shadow: 0 2px 12px #000; }
.reading-card__body { position: relative; padding: 10px 0 0; }
.reading-card__number { position: absolute; right: 0; top: -8px; color: var(--paper-deep); font-family: var(--serif); font-size: 6rem; line-height: 1; }
.reading-card__body > p:first-of-type { margin-bottom: 10px; color: var(--blue); font-size: .61rem; font-weight: 800; text-transform: uppercase; }
.reading-card h3 { position: relative; max-width: 700px; margin-bottom: 19px; font-family: var(--serif); font-size: clamp(2.3rem, 4vw, 4rem); line-height: .95; }
.reading-card__hook { position: relative; max-width: 650px; margin-bottom: 24px; color: var(--muted); font-size: .88rem; }
.reading-card ul { margin: 0 0 30px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; list-style: none; }
.reading-card li { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .57rem; }
.reading-card__link { display: inline-flex; gap: 9px; padding-bottom: 4px; border-bottom: 1px solid; font-size: .67rem; font-weight: 800; }
.reading-card__link:hover { color: var(--blue); }

/* Hub supporting sections */
.universe-manifesto { padding: 140px 0; background: var(--blue); color: var(--white); }
.universe-manifesto__grid { display: grid; grid-template-columns: .32fr 1fr; gap: 80px; }
.manifesto-kicker { margin-bottom: 25px; color: var(--lime); font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.universe-manifesto h2 { margin-bottom: 40px; font-size: clamp(3.2rem, 5.6vw, 6rem); line-height: .92; }
.universe-manifesto h2 em { color: var(--lime); font-weight: inherit; }
.manifesto-copy { max-width: 800px; display: grid; grid-template-columns: 1fr 1fr; gap: 45px; color: #d9e0ff; font-size: .86rem; }
.characters-strip { padding: 125px 0 135px; }
.character-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.character-card { min-height: 300px; padding: 32px; background: var(--paper); }
.character-card > span { width: 52px; height: 52px; display: grid; place-items: center; margin-bottom: 70px; border: 1px solid var(--ink); border-radius: 50%; font-family: var(--serif); }
.character-card h3 { margin-bottom: 12px; font-size: 1.5rem; }
.character-card p { margin: 0; color: var(--muted); font-size: .77rem; }
.english-edition { padding: 130px 0; background: var(--paper-deep); }
.english-edition__grid { display: grid; grid-template-columns: .62fr 1.38fr; align-items: center; gap: clamp(70px, 10vw, 145px); }
.english-edition__cover { position: relative; justify-self: center; width: min(330px, 100%); }
.english-edition__cover::before { content: ''; position: absolute; inset: 22px -22px -22px 22px; background: var(--lime); }
.english-edition__cover img { position: relative; width: 100%; height: auto; box-shadow: 0 25px 55px rgba(16,20,19,.21); }
.english-edition__copy .book-index { margin-bottom: 36px; }
.english-edition__copy .book-eyebrow { margin-bottom: 17px; color: var(--blue); }
.english-edition h2 { margin-bottom: 28px; font-size: clamp(3rem, 5vw, 5rem); line-height: .94; }
.english-edition h2 em { color: var(--blue); font-weight: inherit; }
.english-edition__copy > p:not(.book-index):not(.book-eyebrow) { max-width: 650px; color: var(--muted); }
.edition-facts { margin: 32px 0; display: flex; gap: 50px; }
.edition-facts dt { color: var(--muted); font-size: .54rem; text-transform: uppercase; letter-spacing: .13em; }
.edition-facts dd { margin: 7px 0 0; font-size: .76rem; font-weight: 800; }
.omega-cta { position: relative; padding: 145px 0; overflow: hidden; background: #07110f; color: var(--white); text-align: center; }
.omega-cta::before { content: ''; position: absolute; inset: 0; opacity: .3; background: radial-gradient(circle at 50% 100%, rgba(49,93,255,.75), transparent 45%); }
.omega-cta__signal { position: absolute; left: 50%; top: -100px; width: 1px; height: 260px; background: linear-gradient(transparent, var(--lime), transparent); box-shadow: 0 0 35px var(--lime); }
.omega-cta__inner { position: relative; }
.omega-cta__inner > p:first-child { color: var(--lime); font-size: .65rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.omega-cta h2 { margin-bottom: 22px; font-size: clamp(3.5rem, 6vw, 6.5rem); line-height: .88; }
.omega-cta h2 em { color: var(--cyan); font-weight: inherit; }
.omega-cta__inner > p:nth-of-type(2) { margin-bottom: 32px; color: #aab5b1; font-size: .86rem; }

/* Book detail */
.book-detail .book-site-header, .author-page .book-site-header { color: var(--white); }
.book-breadcrumb { padding-top: 112px; display: flex; gap: 10px; color: var(--muted); font-size: .58rem; }
.book-detail .book-breadcrumb, .author-page .book-breadcrumb { position: absolute; z-index: 5; left: 50%; transform: translateX(-50%); color: #88908a; }
.book-breadcrumb a:hover { color: var(--lime); }
.detail-hero { position: relative; min-height: 820px; padding: 160px 0 90px; overflow: hidden; background: var(--ink); color: var(--white); }
.detail-hero::after { content: ''; position: absolute; right: -180px; bottom: -250px; width: 700px; height: 700px; border: 1px solid rgba(255,255,255,.09); border-radius: 50%; box-shadow: 0 0 0 100px rgba(255,255,255,.02), 0 0 0 200px rgba(255,255,255,.015); }
.detail-hero__noise { position: absolute; inset: 0; opacity: .08; background-image: linear-gradient(90deg, transparent 49.8%, rgba(255,255,255,.2) 50%, transparent 50.2%); background-size: 95px 100%; }
.detail-hero__grid { position: relative; z-index: 2; display: grid; grid-template-columns: .78fr 1.22fr; align-items: center; gap: clamp(70px, 9vw, 135px); }
.detail-hero__visual { position: relative; width: min(390px, 100%); justify-self: center; }
.detail-cover-wrap { position: relative; overflow: hidden; aspect-ratio: 2 / 3; background: #050706; box-shadow: 0 35px 80px rgba(0,0,0,.5); }
.book-detail--el-avi-la-decision .detail-cover-wrap { aspect-ratio: 5 / 8; }
.detail-cover-wrap img { width: 100%; height: 100%; object-fit: contain; }
.detail-cover-title { justify-content: flex-start; padding-top: 13%; font-size: clamp(2.2rem, 4vw, 3.8rem); }
.detail-cover-title small { margin-bottom: 14px; color: var(--lime); font-size: .56rem; letter-spacing: .14em; }
.detail-cover-title b { margin-top: 14px; color: var(--cyan); font-size: .58rem; letter-spacing: .12em; }
.detail-hero__position { position: absolute; right: -32px; bottom: 30px; padding: 11px 14px; background: var(--lime); color: var(--ink); font-family: var(--serif); transform: rotate(-4deg); }
.detail-hero__copy .book-eyebrow { margin-bottom: 23px; }
.detail-hero h1 { margin-bottom: 11px; font-size: clamp(4.3rem, 7vw, 8rem); line-height: .82; letter-spacing: -.065em; }
.detail-hero__subtitle { margin-bottom: 28px; color: var(--cyan); font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.detail-hero__hook { max-width: 750px; margin-bottom: 34px; color: #c1c6c2; font-family: var(--serif); font-size: clamp(1.45rem, 2.4vw, 2.3rem); line-height: 1.25; }
.detail-facts { margin: 55px 0 0; display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid rgba(255,255,255,.16); }
.detail-facts div { padding: 19px 20px 13px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.detail-facts dt { margin-bottom: 6px; color: #777f79; font-size: .52rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.detail-facts dd { margin: 0; color: #d6dad7; font-size: .68rem; }
.book-detail--el-avi-la-decision .detail-hero { background: #2b2112; }
.book-detail--el-avi-la-decision .detail-hero__subtitle { color: #e6b861; }
.book-detail--el-avi-la-decision .book-eyebrow { color: #f4c873; }
.book-detail--los-cazadores-de-glitches .detail-hero { background: #061515; }
.book-detail--campamento-omega .detail-hero { background: #06100f; }
.detail-story { padding: 130px 0; background: var(--paper-bright); }
.detail-story__grid { display: grid; grid-template-columns: .3fr 1fr; gap: 85px; }
.detail-story__content { max-width: 870px; }
.story-deck { margin-bottom: 37px; font-family: var(--serif); font-size: clamp(2.1rem, 3.5vw, 3.5rem); line-height: 1.1; letter-spacing: -.035em; }
.detail-story__content > p:not(.story-deck) { max-width: 730px; color: var(--muted); font-size: .95rem; }
.detail-story blockquote { position: relative; margin: 55px 0 0; padding: 40px 45px 32px 85px; background: var(--blue); color: var(--white); }
.detail-story blockquote > span { position: absolute; left: 25px; top: 18px; color: var(--lime); font-family: var(--serif); font-size: 5rem; line-height: 1; }
.detail-story blockquote p { margin: 0; font-family: var(--serif); font-size: clamp(1.5rem, 2.6vw, 2.45rem); line-height: 1.2; }
.book-detail--el-avi-la-decision .detail-story blockquote { background: #6b4a22; }
.detail-reasons { padding: 125px 0; }
.reason-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.reason-list li { min-height: 125px; display: grid; grid-template-columns: 90px 1fr; align-items: center; gap: 35px; border-bottom: 1px solid var(--line); }
.reason-list span { width: 47px; height: 47px; display: grid; place-items: center; border: 1px solid var(--ink); border-radius: 50%; font-family: var(--serif); }
.reason-list p { max-width: 850px; margin: 0; font-family: var(--serif); font-size: clamp(1.35rem, 2.5vw, 2.3rem); line-height: 1.2; }
.detail-characters { padding: 125px 0 140px; background: var(--ink); color: var(--white); }
.detail-characters .book-section-heading h2 em { color: var(--lime); }
.detail-character-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid rgba(255,255,255,.15); }
.detail-character { min-height: 295px; padding: 29px; border-right: 1px solid rgba(255,255,255,.15); }
.detail-character:last-child { border-right: 0; }
.detail-character > span { display: block; margin-bottom: 80px; color: var(--lime); font-size: .6rem; font-weight: 800; }
.detail-character h3 { margin-bottom: 13px; font-size: 1.35rem; }
.detail-character p { margin: 0; color: #9fa6a0; font-size: .76rem; }
.omega-experience { position: relative; padding: 140px 0; overflow: hidden; background: #06100f; color: var(--white); text-align: center; }
.omega-experience::before { content: ''; position: absolute; left: 50%; top: -180px; width: 1px; height: 460px; background: linear-gradient(transparent, var(--lime), transparent); box-shadow: 0 0 50px var(--lime); }
.omega-experience__inner { position: relative; }
.omega-experience .book-eyebrow { margin-bottom: 35px; }
.omega-terminal { width: min(640px, 100%); margin: 0 auto 42px; padding: 22px 30px; border: 1px solid rgba(200,255,54,.4); background: rgba(0,0,0,.32); text-align: left; font-family: monospace; }
.omega-terminal p { margin: 0 0 5px; color: #d8e1dc; font-size: .75rem; }
.omega-terminal span { width: 130px; display: inline-block; color: #68746e; }
.omega-terminal__alert { color: var(--coral) !important; }
.omega-experience h2 { margin-bottom: 22px; font-size: clamp(3rem, 5.5vw, 5.8rem); line-height: .92; }
.omega-experience h2 em { color: var(--cyan); font-weight: inherit; }
.omega-experience__inner > p:last-child { color: #99a49e; }
.detail-faq { padding: 130px 0; background: var(--paper-bright); }
.detail-faq__grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 100px; }
.detail-faq__heading { position: sticky; top: 125px; align-self: start; }
.detail-faq__heading .book-index { margin-bottom: 28px; }
.detail-faq h2 { font-size: clamp(3rem, 5vw, 5.1rem); line-height: .9; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { min-height: 95px; display: grid; grid-template-columns: 45px 1fr 24px; align-items: center; gap: 18px; cursor: pointer; list-style: none; font-size: .86rem; font-weight: 700; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary > span { color: var(--blue); font-family: var(--serif); }
.faq-item summary i { position: relative; width: 18px; height: 18px; }
.faq-item summary i::before, .faq-item summary i::after { content: ''; position: absolute; left: 2px; right: 2px; top: 8px; height: 1px; background: var(--ink); transition: transform .25s; }
.faq-item summary i::after { transform: rotate(90deg); }
.faq-item[open] summary i::after { transform: rotate(0); }
.faq-item > p { margin: -12px 40px 28px 63px; color: var(--muted); font-size: .82rem; }
.notify-section { padding: 130px 0; background: var(--blue); color: var(--white); }
.notify-section__grid { display: grid; grid-template-columns: 1fr .8fr; align-items: center; gap: 100px; }
.notify-section .book-eyebrow { margin-bottom: 25px; }
.notify-section h2 { margin-bottom: 25px; font-size: clamp(3.1rem, 5vw, 5.2rem); line-height: .92; }
.notify-section h2 em { color: var(--lime); font-weight: inherit; }
.notify-section__grid > div > p:last-child { max-width: 630px; color: #d7dfff; }
.notify-form { padding: 36px; background: var(--paper-bright); color: var(--ink); }
.notify-form > label:not(.notify-form__consent) { display: block; margin-bottom: 19px; color: var(--muted); font-size: .58rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.notify-form input[type="text"], .notify-form input[type="email"] { width: 100%; margin-top: 7px; padding: 13px 0; border: 0; border-bottom: 1px solid var(--line); outline: 0; background: transparent; color: var(--ink); font-size: .88rem; }
.notify-form input:focus { border-color: var(--blue); }
.notify-form__consent { margin: 25px 0; display: grid; grid-template-columns: 18px 1fr; gap: 11px; align-items: start; color: var(--muted); font-size: .65rem; line-height: 1.5; }
.notify-form__consent input { margin: 2px 0 0; accent-color: var(--blue); }
.form-trap { position: absolute !important; left: -9999px !important; }
.form-message { margin: 18px 0 0; font-size: .7rem; font-weight: 700; }
.form-message--success { color: #2c6b20; }
.form-message--error { color: #a3261c; }
.next-book { background: var(--paper-deep); }
.next-book__link { min-height: 270px; display: flex; align-items: center; justify-content: space-between; transition: padding .3s var(--ease); }
.next-book__link:hover { padding-inline: 24px; }
.next-book__link p { margin-bottom: 12px; color: var(--blue); font-size: .58rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.next-book h2 { margin-bottom: 7px; font-size: clamp(2.7rem, 5vw, 5rem); }
.next-book__link > div > span { color: var(--muted); font-size: .66rem; }
.next-book__arrow { font-size: 4rem; }
.not-found { min-height: 85vh; padding: 180px 0 100px; background: var(--ink); color: var(--white); }
.not-found h1 { margin: 25px 0; font-size: clamp(4rem, 8vw, 8rem); line-height: .86; }
.not-found h1 em { color: var(--lime); font-weight: inherit; }
.b1-crosspromo { padding: 115px 0; background: #071313; color: var(--white); }
.b1-crosspromo__grid { display: grid; grid-template-columns: .55fr 1.45fr; align-items: center; gap: clamp(65px, 9vw, 125px); }
.b1-crosspromo__cover { position: relative; width: min(285px, 100%); justify-self: center; }
.b1-crosspromo__cover img { width: 100%; height: auto; box-shadow: 0 28px 70px rgba(0,0,0,.5); }
.b1-crosspromo__cover span { position: absolute; right: -24px; top: 30px; width: 72px; height: 72px; display: grid; place-items: center; background: var(--lime); color: var(--ink); border-radius: 50%; font-family: var(--serif); font-size: 1.9rem; transform: rotate(7deg); }
.b1-crosspromo h2 { margin: 25px 0; font-size: clamp(3.2rem, 5.5vw, 5.8rem); line-height: .9; }
.b1-crosspromo h2 em { color: var(--lime); font-weight: inherit; }
.b1-crosspromo__grid > div:last-child > p:not(.book-eyebrow) { max-width: 680px; color: #aab4ae; }
.b1-future-band { padding: 105px 0; background: var(--blue); color: var(--white); }
.b1-future-band__grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(60px, 9vw, 120px); }
.b1-future-band h2 { margin-top: 24px; font-size: clamp(3.3rem, 5.5vw, 5.8rem); line-height: .9; }
.b1-future-band h2 em { color: var(--lime); font-weight: inherit; }
.b1-future-band__grid > div:last-child > p { max-width: 620px; margin-bottom: 28px; color: #d6ddff; }

/* Author */
.author-hero { min-height: 790px; padding: 160px 0 90px; background: var(--ink); color: var(--white); }
.author-hero__grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 90px; }
.author-hero .book-eyebrow { margin-bottom: 28px; }
.author-hero h1 { margin-bottom: 28px; font-size: clamp(4.2rem, 7vw, 7.4rem); line-height: .84; }
.author-hero h1 em { color: var(--lime); font-weight: inherit; }
.author-hero__lead { max-width: 670px; margin-bottom: 32px; color: #afb5b0; }
.author-hero__portrait { position: relative; }
.author-hero__portrait::before { content: ''; position: absolute; inset: -18px 18px 18px -18px; background: var(--blue); }
.author-hero__portrait img { position: relative; width: 100%; aspect-ratio: .82; object-fit: cover; filter: saturate(.78); }
.author-hero__portrait > span { position: absolute; right: -35px; bottom: 35px; padding: 17px 20px; background: var(--lime); color: var(--ink); font-family: var(--serif); font-size: 1.15rem; line-height: 1.1; transform: rotate(-3deg); }
.author-story { padding: 135px 0; background: var(--paper-bright); }
.author-story__grid { display: grid; grid-template-columns: .3fr 1fr; gap: 80px; }
.author-story__grid > div { max-width: 850px; }
.author-story .story-deck { margin-bottom: 38px; }
.author-story__grid > div > p:not(.story-deck) { max-width: 730px; color: var(--muted); }
.author-principles { padding: 125px 0; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.principle-grid article { min-height: 310px; padding: 32px; background: var(--paper); }
.principle-grid span { display: block; margin-bottom: 85px; color: var(--blue); font-family: var(--serif); }
.principle-grid h3 { margin-bottom: 13px; font-size: 1.45rem; }
.principle-grid p { color: var(--muted); font-size: .78rem; }
.author-books { padding: 125px 0 145px; background: var(--ink); color: var(--white); }
.author-books .book-section-heading h2 em { color: var(--lime); }
.author-book-list { border-top: 1px solid rgba(255,255,255,.18); }
.author-book-row { min-height: 142px; display: grid; grid-template-columns: 70px 1.2fr 1fr 50px; align-items: center; gap: 25px; border-bottom: 1px solid rgba(255,255,255,.18); transition: padding .25s, background .25s; }
.author-book-row:hover { padding-inline: 18px; background: rgba(255,255,255,.035); }
.author-book-row > span { color: var(--lime); font-family: var(--serif); }
.author-book-row div p { margin-bottom: 6px; color: #757d77; font-size: .56rem; text-transform: uppercase; }
.author-book-row h3 { font-family: var(--serif); font-size: clamp(1.8rem, 3vw, 3rem); }
.author-book-row > p { margin: 0; color: #9ca39e; font-size: .75rem; }
.author-book-row > b { justify-self: end; font-size: 1.8rem; }
.author-identity { padding: 115px 0; background: var(--paper-deep); }
.author-identity__grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 95px; }
.author-identity h2 { margin-top: 25px; font-size: clamp(3rem, 5vw, 5rem); }
.author-identity__grid > div:last-child > p { max-width: 720px; color: var(--muted); }
.identity-links { display: flex; gap: 25px; }
.identity-links a { padding-bottom: 4px; border-bottom: 1px solid; font-size: .68rem; font-weight: 800; }
.identity-links a:hover { color: var(--blue); }

/* The Glitch Hunters B1 landing */
.tgh-page { --tgh-night: #071313; --tgh-green: #bff93e; }
.tgh-page .book-site-header { color: var(--white); }
.tgh-hero { position: relative; min-height: 880px; padding: 150px 0 90px; overflow: hidden; background: var(--tgh-night); color: var(--white); }
.tgh-hero::before { content: ''; position: absolute; width: 760px; height: 760px; right: -250px; bottom: -330px; border: 1px solid rgba(200,255,54,.16); border-radius: 50%; box-shadow: 0 0 0 95px rgba(200,255,54,.025), 0 0 0 190px rgba(49,93,255,.025); }
.tgh-hero__matrix { position: absolute; inset: 0; opacity: .11; background-image: linear-gradient(rgba(91,228,239,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(91,228,239,.18) 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(90deg, #000, transparent 82%); }
.tgh-hero__grid { position: relative; z-index: 2; min-height: 640px; display: grid; grid-template-columns: .72fr 1.28fr; align-items: center; gap: clamp(70px, 9vw, 135px); }
.tgh-hero__visual, .tgh-hero__copy { min-width: 0; }
.tgh-hero__visual { width: min(390px, 100%); justify-self: center; }
.tgh-cover { position: relative; box-shadow: 0 40px 95px rgba(0,0,0,.58); }
.tgh-cover::after { content: ''; position: absolute; z-index: -1; inset: 24px -24px -24px 24px; background: var(--tgh-green); }
.tgh-cover img { width: 100%; height: auto; aspect-ratio: auto; object-fit: contain; }
.tgh-cover__level { position: absolute; right: -24px; top: 32px; width: 82px; height: 82px; display: grid; place-content: center; background: var(--lime); color: var(--ink); border-radius: 50%; font-size: .48rem; font-weight: 800; line-height: 1.05; letter-spacing: .12em; text-align: center; transform: rotate(7deg); }
.tgh-cover__level strong { font-family: var(--serif); font-size: 2rem; letter-spacing: -.04em; }
.tgh-bestseller { margin: 39px 0 0; color: #b9c2bc; font-size: .62rem; font-weight: 700; text-align: center; }
.tgh-bestseller span { margin-right: 7px; color: var(--lime); }
.tgh-hero__copy .book-eyebrow { margin-bottom: 23px; }
.tgh-hero h1 { margin-bottom: 12px; font-size: clamp(5rem, 8.5vw, 9.2rem); line-height: .75; letter-spacing: -.075em; }
.tgh-hero h1 em { color: var(--lime); font-weight: inherit; }
.tgh-hero__subtitle { margin-bottom: 28px; color: var(--cyan); font-size: .68rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.tgh-hero__hook { margin-bottom: 22px; color: var(--white); font-family: var(--serif); font-size: clamp(1.5rem, 2.6vw, 2.5rem); line-height: 1.1; }
.tgh-hero__hook strong { color: var(--lime); font-weight: inherit; }
.tgh-direct-answer { max-width: 760px; margin-bottom: 31px; color: #aeb8b2; font-size: .84rem; }
.tgh-direct-answer strong { color: var(--white); }
.tgh-facts { margin: 52px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.16); }
.tgh-facts div { min-width: 0; padding: 18px 15px 0 0; }
.tgh-facts dt { margin-bottom: 7px; color: #64716a; font-size: .5rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.tgh-facts dd { margin: 0; color: #d8ded9; font-size: .62rem; overflow-wrap: anywhere; }
.tgh-proof { background: var(--lime); }
.tgh-proof__grid { min-height: 118px; display: grid; grid-template-columns: repeat(4, 1fr); }
.tgh-proof p { margin: 0; padding: 29px 24px; display: flex; flex-direction: column; justify-content: center; border-right: 1px solid rgba(16,20,19,.2); }
.tgh-proof p:first-child { border-left: 1px solid rgba(16,20,19,.2); }
.tgh-proof strong { font-family: var(--serif); font-size: 1.55rem; line-height: 1; }
.tgh-proof span { margin-top: 7px; font-size: .55rem; font-weight: 700; }
.tgh-story { padding: 135px 0; background: var(--paper-bright); }
.tgh-story__grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(65px, 9vw, 125px); }
.tgh-story h2 { margin-top: 27px; font-size: clamp(3.1rem, 5.3vw, 5.6rem); line-height: .92; }
.tgh-story h2 em { color: var(--blue); font-weight: inherit; }
.tgh-story__copy { min-width: 0; }
.tgh-story__copy .story-deck { font-size: clamp(1.85rem, 3.2vw, 3.2rem); }
.tgh-story__copy > p:not(.story-deck) { max-width: 720px; color: var(--muted); }
.tgh-story blockquote { position: relative; margin: 48px 0 0; padding: 38px 40px 31px 78px; background: var(--blue); color: var(--white); }
.tgh-story blockquote > span { position: absolute; left: 23px; top: 17px; color: var(--lime); font-family: var(--serif); font-size: 4.7rem; line-height: 1; }
.tgh-story blockquote p { margin: 0; font-family: var(--serif); font-size: clamp(1.45rem, 2.5vw, 2.35rem); line-height: 1.2; }
.tgh-learning { padding: 125px 0 140px; }
.tgh-goal-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.tgh-goal { min-width: 0; min-height: 310px; padding: 30px; border-right: 1px solid var(--line); }
.tgh-goal:last-child { border-right: 0; }
.tgh-goal > span { display: block; margin-bottom: 82px; color: var(--blue); font-family: var(--serif); }
.tgh-goal h3 { margin-bottom: 14px; font-size: 1.25rem; }
.tgh-goal p { margin: 0; color: var(--muted); font-size: .75rem; }
.tgh-vocabulary { padding: 130px 0; background: var(--blue); color: var(--white); }
.tgh-vocabulary__grid { display: grid; grid-template-columns: .8fr 1.2fr; align-items: start; gap: clamp(70px, 10vw, 145px); }
.tgh-vocabulary h2 { margin: 27px 0; font-size: clamp(3.2rem, 5.2vw, 5.4rem); line-height: .9; }
.tgh-vocabulary h2 em { color: var(--lime); font-weight: inherit; }
.tgh-vocabulary__grid > div:first-child > p:last-child { max-width: 560px; color: #d5dcff; font-size: .83rem; }
.tgh-word-map { border-top: 1px solid rgba(255,255,255,.25); }
.tgh-word-map p { min-width: 0; min-height: 105px; margin: 0; display: grid; grid-template-columns: 45px 1fr auto; align-items: center; gap: 20px; border-bottom: 1px solid rgba(255,255,255,.25); }
.tgh-word-map span { color: var(--lime); font-family: var(--serif); }
.tgh-word-map strong { font-size: .85rem; }
.tgh-word-map small { color: #bdc8ff; font-size: .61rem; overflow-wrap: anywhere; }
.tgh-audience { padding: 125px 0 140px; background: var(--paper-deep); }
.tgh-audience-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.tgh-audience-grid article { min-width: 0; min-height: 300px; padding: 30px; background: var(--paper-deep); }
.tgh-audience-grid span { display: block; margin-bottom: 80px; color: var(--blue); font-family: var(--serif); }
.tgh-audience-grid h3 { margin-bottom: 13px; font-size: 1.25rem; }
.tgh-audience-grid p { margin: 0; color: var(--muted); font-size: .75rem; }
.tgh-route { padding: 135px 0; background: var(--ink); color: var(--white); }
.tgh-route__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(70px, 10vw, 145px); }
.tgh-route__heading h2 { margin: 27px 0; font-size: clamp(3.1rem, 5vw, 5.2rem); line-height: .92; }
.tgh-route__heading h2 em { color: var(--lime); font-weight: inherit; }
.tgh-route__heading > p:last-child { max-width: 540px; color: #9da69f; font-size: .82rem; }
.tgh-route__steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.2); }
.tgh-route__steps li { min-height: 135px; display: grid; grid-template-columns: 70px 1fr; align-items: center; gap: 20px; border-bottom: 1px solid rgba(255,255,255,.2); }
.tgh-route__steps > li > span { color: var(--lime); font-family: var(--serif); font-size: 1.25rem; }
.tgh-route__steps h3 { margin-bottom: 8px; font-size: 1.18rem; }
.tgh-route__steps p { margin: 0; color: #909a93; font-size: .72rem; }
.tgh-edition { padding: 130px 0; background: var(--paper-bright); }
.tgh-edition__grid { display: grid; grid-template-columns: .55fr 1.45fr; align-items: center; gap: clamp(70px, 10vw, 145px); }
.tgh-edition__cover { position: relative; width: min(310px, 100%); justify-self: center; }
.tgh-edition__cover::before { content: 'ORIGINAL\A EDITION'; white-space: pre; position: absolute; right: -26px; top: 32px; z-index: 2; padding: 12px 15px; background: var(--coral); color: var(--ink); font-size: .52rem; font-weight: 800; line-height: 1.15; transform: rotate(5deg); }
.tgh-edition__cover img { width: 100%; height: auto; box-shadow: 0 25px 60px rgba(16,20,19,.2); }
.tgh-edition h2 { margin: 27px 0 38px; font-size: clamp(3.2rem, 5.2vw, 5.5rem); line-height: .92; }
.tgh-edition h2 em { color: var(--blue); font-weight: inherit; }
.tgh-comparison { margin-bottom: 33px; border-top: 1px solid var(--line); }
.tgh-comparison > div { min-height: 78px; display: grid; grid-template-columns: 135px 1fr; align-items: center; gap: 25px; border-bottom: 1px solid var(--line); }
.tgh-comparison span { color: var(--muted); font-size: .55rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.tgh-comparison strong { font-size: .72rem; }
.tgh-next { position: relative; padding: 130px 0; overflow: hidden; background: #07110f; color: var(--white); }
.tgh-next__signal { position: absolute; left: 25%; top: -100px; width: 1px; height: 370px; background: linear-gradient(transparent, var(--lime), transparent); box-shadow: 0 0 40px var(--lime); }
.tgh-next__grid { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: clamp(70px, 10vw, 140px); }
.tgh-next h2 { margin: 26px 0; font-size: clamp(4rem, 7vw, 7.3rem); line-height: .82; }
.tgh-next h2 em { color: var(--cyan); font-weight: inherit; }
.tgh-next__grid > div:first-child > p:not(.book-eyebrow) { max-width: 650px; margin-bottom: 32px; color: #a5b0aa; }
.tgh-next__visual { position: relative; width: min(360px, 100%); aspect-ratio: 2 / 3; justify-self: center; overflow: hidden; box-shadow: 0 35px 85px rgba(0,0,0,.5); }
.tgh-next__visual img { width: 100%; height: 100%; aspect-ratio: auto; object-fit: cover; }
.tgh-next__visual > span { position: absolute; inset: 0; padding: 14% 10%; display: flex; flex-direction: column; color: var(--white); font-size: clamp(2.5rem, 5vw, 4.2rem); font-weight: 800; line-height: .82; letter-spacing: -.07em; text-transform: uppercase; text-shadow: 0 3px 20px #000; }
.tgh-next__visual small { margin-bottom: 12px; color: var(--lime); font-size: .55rem; letter-spacing: .14em; }
.tgh-next__visual b { width: 62px; height: 62px; margin-top: auto; display: grid; place-items: center; align-self: end; background: var(--lime); color: var(--ink); border-radius: 50%; font-family: var(--serif); font-size: 1.8rem; text-shadow: none; transform: rotate(7deg); }
.tgh-faq { background: var(--paper); }
.tgh-buy { padding: 120px 0; background: var(--lime); }
.tgh-buy__grid { display: grid; grid-template-columns: .4fr 1.6fr; align-items: center; gap: clamp(60px, 9vw, 120px); }
.tgh-buy__cover { width: min(240px, 100%); justify-self: center; transform: rotate(-4deg); box-shadow: 0 20px 50px rgba(16,20,19,.2); }
.tgh-buy__cover img { width: 100%; height: auto; }
.tgh-buy .book-eyebrow { color: var(--blue); }
.tgh-buy h2 { margin: 25px 0; font-size: clamp(3.2rem, 5.6vw, 6rem); line-height: .88; }
.tgh-buy h2 em { color: var(--blue); font-weight: inherit; }
.tgh-buy__grid > div:last-child > p:not(.book-eyebrow):not(.tgh-disclaimer) { max-width: 680px; }
.tgh-disclaimer { max-width: 760px; margin: 28px 0 0; color: rgba(16,20,19,.65); font-size: .57rem; }

/* Footer */
.book-footer { padding: 58px 0; background: #080b0a; color: var(--white); }
.book-footer__grid { display: grid; grid-template-columns: 1fr auto auto; align-items: end; gap: 60px; }
.book-footer__brand { display: flex; align-items: center; gap: 17px; }
.book-footer__brand p { margin: 0; color: #8b918c; font-size: .7rem; line-height: 1.5; }
.book-footer nav { display: flex; gap: 24px; }
.book-footer nav a { color: #b0b6b1; font-size: .65rem; }
.book-footer nav a:hover { color: var(--lime); }
.book-footer__legal { margin: 0; color: #8b918c; font-size: .59rem; line-height: 1.6; text-align: right; }

@media (max-width: 1050px) {
  .book-shell { width: min(100% - 56px, 1240px); }
  .universe-hero { min-height: 800px; }
  .universe-hero h1 { font-size: clamp(3.7rem, 7.2vw, 6rem); }
  .universe-covers { min-height: 500px; }
  .reading-card:nth-child(even) { padding-left: 8%; }
  .detail-character-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-character { border-bottom: 1px solid rgba(255,255,255,.15); }
  .detail-character:nth-child(2) { border-right: 0; }
  .detail-character:nth-last-child(-n+2) { border-bottom: 0; }
  .character-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-hero__grid { grid-template-columns: .75fr 1.25fr; gap: 65px; }
  .detail-hero h1 { font-size: clamp(4rem, 7vw, 6.5rem); }
  .tgh-hero__grid { grid-template-columns: .72fr 1.28fr; gap: 65px; }
  .tgh-hero h1 { font-size: clamp(4.7rem, 9vw, 7rem); }
  .tgh-facts { grid-template-columns: repeat(2, 1fr); row-gap: 18px; }
  .tgh-goal-grid, .tgh-audience-grid { grid-template-columns: repeat(2, 1fr); }
  .tgh-goal:nth-child(2) { border-right: 0; }
  .tgh-goal:nth-child(-n+2), .tgh-audience-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 840px) {
  .book-shell { width: min(100% - 36px, 720px); }
  .book-site-header { height: 72px; }
  .book-nav-shell { width: calc(100% - 34px); grid-template-columns: 1fr auto; }
  .book-nav, .nav-pill { display: none; }
  .book-menu-toggle { display: block; }
  .book-mobile-menu { position: fixed; inset: 72px 0 auto; padding: 30px 22px 40px; display: grid; gap: 0; background: var(--paper-bright); color: var(--ink); border-top: 1px solid var(--line); transform: translateY(-130%); opacity: 0; visibility: hidden; transition: transform .35s var(--ease), opacity .3s, visibility .3s; }
  .book-mobile-menu.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
  .book-mobile-menu a { padding: 17px 2px; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 1.5rem; }
  .book-section-heading, .universe-manifesto__grid, .detail-story__grid, .detail-faq__grid, .author-story__grid, .author-identity__grid { grid-template-columns: 1fr; gap: 42px; }
  .book-section-heading { margin-bottom: 50px; }
  .book-section-heading > p { max-width: 620px; }
  .universe-hero { min-height: auto; padding: 125px 0 75px; }
  .universe-hero__grid { grid-template-columns: 1fr; gap: 50px; }
  .universe-hero h1 { font-size: clamp(3.75rem, 14vw, 6.2rem); }
  .universe-hero__lead { max-width: 690px; }
  .universe-covers { min-height: 560px; width: min(660px, 100%); margin-inline: auto; }
  .universe-signal { display: none; }
  .start-here, .detail-reasons, .detail-characters, .detail-faq, .author-principles, .author-books { padding-block: 90px; }
  .reading-card, .reading-card:nth-child(even) { padding: 35px 0; grid-template-columns: 190px 1fr; gap: 35px; }
  .reading-card__number { font-size: 4.7rem; }
  .manifesto-copy { grid-template-columns: 1fr; gap: 8px; }
  .english-edition__grid, .notify-section__grid { grid-template-columns: 1fr 1.25fr; gap: 55px; }
  .english-edition__cover::before { inset: 14px -14px -14px 14px; }
  .book-breadcrumb { padding-top: 94px; }
  .detail-hero { padding-top: 145px; }
  .detail-hero__grid { grid-template-columns: .72fr 1.28fr; gap: 45px; }
  .detail-hero h1 { font-size: clamp(3.5rem, 9vw, 5.6rem); }
  .detail-cover-title { font-size: clamp(1.85rem, 6vw, 3rem); }
  .detail-story, .omega-experience, .notify-section, .author-story { padding-block: 95px; }
  .detail-faq__heading { position: static; }
  .notify-section__grid { grid-template-columns: 1fr; }
  .author-hero__grid { grid-template-columns: 1fr 290px; gap: 45px; }
  .author-hero h1 { font-size: clamp(3.6rem, 9vw, 5.7rem); }
  .author-hero__portrait > span { right: 0; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { min-height: auto; }
  .principle-grid span { margin-bottom: 35px; }
  .book-footer__grid { grid-template-columns: 1fr auto; }
  .book-footer__legal { display: none; }
  .b1-crosspromo__grid { grid-template-columns: 250px 1fr; gap: 55px; }
  .b1-future-band__grid { gap: 55px; }
  .tgh-hero { min-height: auto; padding: 135px 0 90px; }
  .tgh-hero__grid, .tgh-story__grid, .tgh-vocabulary__grid, .tgh-route__grid, .tgh-edition__grid, .tgh-next__grid, .tgh-buy__grid { grid-template-columns: 1fr; gap: 65px; }
  .tgh-hero__visual { width: 320px; }
  .tgh-hero__copy { width: min(100%, 680px); margin-inline: auto; }
  .tgh-hero h1 { font-size: clamp(5rem, 15vw, 7.3rem); }
  .tgh-proof__grid { grid-template-columns: repeat(2, 1fr); }
  .tgh-proof p:nth-child(2) { border-right: 0; }
  .tgh-proof p:nth-child(-n+2) { border-bottom: 1px solid rgba(16,20,19,.2); }
  .tgh-story, .tgh-learning, .tgh-vocabulary, .tgh-audience, .tgh-route, .tgh-edition, .tgh-next, .tgh-buy { padding-block: 95px; }
  .tgh-story__copy { max-width: 720px; }
  .tgh-vocabulary__grid, .tgh-route__grid { gap: 50px; }
  .tgh-word-map p { grid-template-columns: 45px 1fr minmax(150px, auto); }
  .tgh-edition__cover { width: 260px; }
  .tgh-next__grid { grid-template-columns: 1.1fr .9fr; gap: 45px; }
  .tgh-next__visual { width: 280px; }
  .tgh-buy__grid { grid-template-columns: 210px 1fr; gap: 45px; }
}

@media (max-width: 620px) {
  .book-shell { width: calc(100% - 28px); }
  .book-brand strong { font-size: .7rem; }
  .universe-hero h1 { font-size: clamp(2.85rem, 14vw, 5.2rem); line-height: .84; }
  .universe-hero__lead { font-size: .85rem; }
  .universe-stats { grid-template-columns: 1fr 1fr; }
  .universe-stats div:last-child { display: none; }
  .universe-covers { min-height: 430px; }
  .universe-cover { width: 47%; }
  .universe-cover--avi { left: -3%; top: 72px; }
  .universe-cover--main { left: 26%; top: 5px; }
  .universe-cover--omega { right: -3%; top: 75px; }
  .cover-title { font-size: 1.22rem; }
  .book-section-heading h2 { font-size: clamp(2.85rem, 13vw, 4.1rem); }
  .reading-card, .reading-card:nth-child(even) { grid-template-columns: 115px 1fr; gap: 19px; }
  .reading-card { min-height: auto; }
  .reading-card__number { display: none; }
  .reading-card h3 { font-size: 2rem; }
  .reading-card__hook { font-size: .74rem; line-height: 1.55; }
  .reading-card ul { display: none; }
  .reading-card--campamento-omega .reading-card__image::after { font-size: .85rem; }
  .universe-manifesto h2 { font-size: 3rem; }
  .character-grid, .detail-character-grid { grid-template-columns: 1fr; }
  .character-card { min-height: 250px; }
  .character-card > span { margin-bottom: 45px; }
  .english-edition__grid { grid-template-columns: 1fr; }
  .english-edition__cover { width: 240px; }
  .book-breadcrumb { white-space: nowrap; overflow: hidden; }
  .detail-hero { padding: 135px 0 75px; }
  .detail-hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .detail-hero__visual { width: 255px; }
  .detail-hero h1 { font-size: clamp(3.05rem, 15.5vw, 5.2rem); }
  .detail-hero__hook { font-size: 1.35rem; }
  .detail-facts { margin-top: 40px; }
  .detail-story blockquote { padding: 70px 25px 30px; }
  .detail-story blockquote > span { left: 20px; }
  .reason-list li { min-height: 110px; grid-template-columns: 55px 1fr; gap: 17px; }
  .reason-list span { width: 42px; height: 42px; }
  .detail-character { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.15) !important; }
  .detail-character:last-child { border-bottom: 0 !important; }
  .detail-character > span { margin-bottom: 35px; }
  .omega-terminal { padding: 18px 16px; overflow: hidden; }
  .omega-terminal span { width: 96px; }
  .faq-item summary { grid-template-columns: 30px 1fr 20px; min-height: 86px; gap: 10px; }
  .faq-item > p { margin-left: 40px; }
  .notify-form { padding: 26px 20px; }
  .next-book__link { min-height: 220px; }
  .next-book__arrow { font-size: 2.5rem; }
  .author-hero { padding-top: 140px; }
  .author-hero__grid { grid-template-columns: 1fr; }
  .author-hero h1 { font-size: clamp(3.55rem, 16vw, 5rem); }
  .author-hero__portrait { width: calc(100% - 25px); }
  .author-hero__portrait > span { right: 0; }
  .author-book-row { grid-template-columns: 38px 1fr 30px; gap: 12px; }
  .author-book-row > p { display: none; }
  .author-book-row h3 { font-size: 1.65rem; }
  .book-footer__grid { grid-template-columns: 1fr; }
  .book-footer nav { flex-wrap: wrap; }
  .b1-crosspromo, .b1-future-band { padding-block: 78px; }
  .b1-crosspromo__grid, .b1-future-band__grid { grid-template-columns: 1fr; gap: 48px; }
  .b1-crosspromo__cover { width: 210px; }
  .b1-crosspromo h2, .b1-future-band h2 { font-size: clamp(3rem, 14vw, 4.5rem); }
  .tgh-hero { padding: 125px 0 75px; }
  .tgh-hero__grid { gap: 58px; }
  .tgh-hero__visual { width: min(245px, calc(100% - 42px)); }
  .tgh-cover::after { inset: 14px -14px -14px 14px; }
  .tgh-cover__level { right: -18px; top: 22px; width: 68px; height: 68px; }
  .tgh-cover__level strong { font-size: 1.65rem; }
  .tgh-bestseller { margin-top: 29px; line-height: 1.5; }
  .tgh-hero h1 { font-size: clamp(4rem, 20vw, 5.6rem); }
  .tgh-hero__subtitle { font-size: .56rem; line-height: 1.5; }
  .tgh-hero__hook { font-size: 1.5rem; }
  .tgh-direct-answer { font-size: .77rem; }
  .tgh-facts { margin-top: 40px; }
  .tgh-facts div { padding-right: 8px; }
  .tgh-proof p { min-height: 94px; padding: 22px 14px; }
  .tgh-proof strong { font-size: 1.25rem; }
  .tgh-story, .tgh-learning, .tgh-vocabulary, .tgh-audience, .tgh-route, .tgh-edition, .tgh-next, .tgh-buy { padding-block: 78px; }
  .tgh-story h2, .tgh-vocabulary h2, .tgh-route__heading h2, .tgh-edition h2 { font-size: clamp(2.75rem, 13vw, 4rem); }
  .tgh-story blockquote { padding: 66px 22px 28px; }
  .tgh-story blockquote > span { left: 18px; }
  .tgh-goal-grid, .tgh-audience-grid { grid-template-columns: 1fr; }
  .tgh-goal, .tgh-audience-grid article { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line) !important; }
  .tgh-goal:last-child, .tgh-audience-grid article:last-child { border-bottom: 0 !important; }
  .tgh-goal > span, .tgh-audience-grid span { margin-bottom: 35px; }
  .tgh-word-map p { min-height: 96px; grid-template-columns: 34px 1fr; gap: 8px 12px; }
  .tgh-word-map small { grid-column: 2; }
  .tgh-route__steps li { min-height: 125px; grid-template-columns: 53px 1fr; gap: 12px; }
  .tgh-edition__cover { width: 220px; }
  .tgh-comparison > div { min-height: 84px; grid-template-columns: 88px 1fr; gap: 15px; }
  .tgh-comparison strong { font-size: .66rem; overflow-wrap: anywhere; }
  .tgh-next__grid, .tgh-buy__grid { grid-template-columns: 1fr; gap: 55px; }
  .tgh-next h2 { font-size: clamp(3.7rem, 18vw, 5.4rem); }
  .tgh-next__visual { width: 230px; }
  .tgh-buy__cover { width: 175px; }
  .tgh-buy h2 { font-size: clamp(3rem, 14vw, 4.5rem); }
  .tgh-buy .book-actions { align-items: flex-start; }
}

@media (max-width: 390px) {
  .book-shell { width: calc(100% - 22px); }
  .book-brand strong { display: none; }
  .book-actions { align-items: stretch; gap: 16px; }
  .tgh-page .book-actions { flex-direction: column; }
  .tgh-page .book-button { width: 100%; }
  .tgh-page .book-text-link { align-self: flex-start; }
  .tgh-hero h1 { font-size: clamp(3.65rem, 19vw, 4.6rem); }
  .tgh-facts { grid-template-columns: 1fr 1fr; }
  .tgh-facts dd { font-size: .57rem; }
  .tgh-proof span { font-size: .49rem; }
  .tgh-comparison > div { grid-template-columns: 76px 1fr; }
  .tgh-route__steps li { grid-template-columns: 45px 1fr; }
  .faq-item summary { font-size: .78rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}