/* StevUp — estilos compartidos para la oferta y las páginas informativas. */
:root {
  --cream: #f8f5ed;
  --paper: #fffdf8;
  --green: #203e35;
  --green-dark: #142e26;
  --muted: #5b665d;
  --terracotta: #a4482e;
  --line: #d9dfd3;
  --sage: #e9ede3;
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--cream); color: var(--green); font: 16px/1.7 var(--sans); }
a { color: inherit; text-underline-offset: 4px; }
a:hover { text-decoration-thickness: 2px; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--terracotta); outline-offset: 5px; }
::selection { color: var(--paper); background: var(--green); }
svg { display: block; max-width: 100%; }
figure, p { margin: 0; }
p + p { margin-top: 18px; }
h1, h2, h3 { margin: 0; font-weight: 400; }
h1, h2 { font-family: var(--serif); letter-spacing: -.045em; }
h1 { font-size: clamp(48px, 5.1vw, 70px); line-height: 1.06; }
h2 { font-size: clamp(34px, 3.5vw, 46px); line-height: 1.15; }
h3 { font-family: var(--serif); font-size: 28px; line-height: 1.2; letter-spacing: -.025em; }
h1 em, h2 em { color: var(--terracotta); font-weight: 400; }
.container { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }
.section { padding-block: 96px; }
.eyebrow { font: 600 11px/1.6 var(--sans); letter-spacing: .15em; text-transform: uppercase; margin-bottom: 22px; }
.eyebrow-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; background: var(--terracotta); border-radius: 50%; vertical-align: 1px; }
.skip-link { position: absolute; top: 12px; left: 20px; transform: translateY(-200%); z-index: 10; padding: 12px 18px; color: var(--paper); background: var(--green); }
.skip-link:focus { transform: translateY(0); }

/* Cabecera y navegación */
.site-head { border-bottom: 1px solid var(--line); }
.header-inner { min-height: 94px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: baseline; font-size: 26px; line-height: 1.2; font-weight: 800; letter-spacing: -.075em; text-decoration: none; white-space: nowrap; }
.brand > span:first-child { color: var(--terracotta); }
.brand-dot { align-self: center; width: 6px; height: 6px; background: var(--terracotta); border-radius: 50%; margin-left: 5px; }
.header-nav { display: flex; align-items: center; gap: 32px; font-size: 13px; font-weight: 500; }
.header-nav a { text-decoration: none; }
.header-nav a:hover { color: var(--terracotta); }
.header-nav .nav-cta { border: 1px solid var(--green); border-radius: 100px; padding: 10px 21px; display: inline-flex; align-items: center; gap: 22px; }
.header-nav .nav-cta:hover { color: var(--paper); background: var(--green); }

/* Presentación del ebook */
.hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; padding-block: 70px 72px; align-items: center; }
.hero-copy .lead { max-width: 455px; margin-top: 26px; margin-bottom: 28px; font-size: 17px; color: var(--muted); line-height: 1.75; }
.btn { display: inline-flex; justify-content: center; align-items: center; gap: 32px; padding: 17px 26px; min-height: 56px; border: 1px solid transparent; background: var(--green); color: var(--paper); border-radius: 6px; text-decoration: none; font-size: 14px; line-height: 1.4; font-weight: 600; transition: background .2s ease, transform .2s ease; }
.btn:hover { background: var(--green-dark); transform: translateY(-2px); }
.btn > span { font-size: 21px; line-height: 1; }
.btn-block { display: flex; width: 100%; }
.hero-note { font-size: 12px; color: var(--muted); margin-top: 14px; }
.hero-note > span { padding-inline: 7px; }
.hero-guarantee { display: flex; gap: 11px; align-items: center; margin-top: 28px; font-size: 12px; color: var(--muted); }
.small-seal { width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid #acb8a8; border-radius: 50%; color: var(--green); font-family: var(--serif); font-size: 15px; }
.book-scene { position: relative; min-width: 0; min-height: 550px; display: flex; align-items: center; justify-content: center; padding-bottom: 35px; isolation: isolate; }
.scene-circle { position: absolute; width: 440px; max-width: 100%; aspect-ratio: 1; border-radius: 50%; background: #ebe4d4; z-index: -1; }
.scene-circle::after { content: ""; position: absolute; inset: -18px; border: 1px solid #e4dece; border-radius: 50%; }
.scene-label { position: absolute; top: 0; right: 10px; font-size: 9px; letter-spacing: .16em; line-height: 1.7; text-align: right; color: var(--muted); }
.book { width: 310px; height: 440px; position: relative; transform: rotate(-7deg); box-shadow: 24px 30px 38px -16px #203e354a, 5px 7px 0 #d3cbb6, 9px 9px 0 #ebe5d7; border-radius: 2px 5px 5px 2px; }
.book::before { content: ""; position: absolute; top: 0; bottom: 0; left: 10px; width: 1px; background: #f8f5ed30; z-index: 1; }
.book-cover { height: 100%; overflow: hidden; padding: 26px 24px 18px 30px; color: #f2eddc; background: var(--green); border-radius: inherit; position: relative; }
.book-cover::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, #00000025, transparent 8%, #ffffff06 48%, transparent); }
.book-topline { display: flex; justify-content: space-between; font-size: 8px; letter-spacing: .16em; padding-bottom: 18px; border-bottom: 1px solid #f2eddc40; }
.book-title { font: 58px/.95 var(--serif); letter-spacing: -.04em; margin-top: 24px; }
.book-title em { color: #e3b190; }
.book-subtitle { margin-top: 15px; font-size: 11px; line-height: 1.6; color: #dedfcd; }
.book-art { width: 240px; height: 138px; margin: 5px auto 0; }
.book-bottom { display: flex; gap: 7px; justify-content: center; font-size: 7px; letter-spacing: .12em; padding-top: 12px; border-top: 1px solid #f2eddc40; }
.book-bottom > span { color: #e3b190; }
.format-tag { position: absolute; right: 0; bottom: 97px; transform: rotate(5deg); display: flex; align-items: center; gap: 12px; background: var(--paper); border: 1px solid var(--line); border-radius: 7px; padding: 15px 19px; box-shadow: 0 8px 24px #203e350d; }
.format-tag > span:first-child { font-size: 11px; font-weight: 700; border: 1px solid #bac4b5; border-radius: 3px; padding: 7px 5px; }
.format-tag > span:last-child { font-size: 11px; line-height: 1.5; }
.book-scene figcaption { position: absolute; bottom: 0; font-size: 10px; color: var(--muted); }
.benefit-strip { background: var(--sage); border-block: 1px solid var(--line); }
.benefit-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-block: 22px; font-size: 12px; font-weight: 500; }
.benefit-inner > span { display: flex; align-items: center; gap: 12px; }
.benefit-inner > span::before { content: "+"; color: var(--terracotta); font-size: 17px; }

/* Contenido y método */
.audience { display: grid; grid-template-columns: 1.2fr 1fr; gap: 75px; align-items: center; }
.audience-copy { color: var(--muted); font-size: 15px; }
.text-link { display: inline-flex; gap: 20px; align-items: center; font-size: 13px; font-weight: 600; color: var(--green); margin-top: 22px; }
.contents-section { background: var(--sage); }
.section-heading { display: flex; gap: 70px; align-items: flex-end; justify-content: space-between; margin-bottom: 44px; }
.section-heading > p { max-width: 305px; color: var(--muted); font-size: 14px; }
.content-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.content-card { display: flex; flex-direction: column; padding: 25px 22px; background: var(--paper); border: 1px solid #dce2d5; border-radius: 8px; }
.card-number { font-size: 9px; letter-spacing: .1em; font-weight: 600; }
.card-symbol { font-size: 37px; line-height: 1; color: var(--terracotta); margin-block: 30px 24px; }
.content-card h3 { font-size: 26px; margin-bottom: 18px; }
.content-card p { font-size: 13px; color: var(--muted); margin-bottom: 26px; }
.card-footer { margin-top: auto; border-top: 1px solid var(--line); padding-top: 18px; font-size: 11px; line-height: 1.6; }
.method { display: grid; grid-template-columns: 1fr 1fr; gap: 95px; align-items: start; }
.method-intro > p:last-child { color: var(--muted); font-size: 15px; max-width: 350px; margin-top: 22px; }
.method-list { list-style: none; padding: 0; margin: 0; }
.method-list li { display: flex; gap: 23px; padding-block: 26px; border-bottom: 1px solid var(--line); }
.method-list li:first-child { padding-top: 0; }
.step-number { font-family: var(--serif); font-size: 23px; color: var(--terracotta); line-height: 1.35; }
.method-list h3 { font-size: 26px; margin-bottom: 8px; }
.method-list p { color: var(--muted); font-size: 14px; }

/* Compra y garantía */
.purchase-section { background: var(--green); color: var(--cream); padding-block: 78px; }
.purchase-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 100px; align-items: center; }
.purchase-copy .eyebrow { color: #ccd5c3; }
.purchase-copy h2 em { color: #e3b190; }
.purchase-copy > p:not(.eyebrow) { color: #d6dfd0; font-size: 15px; max-width: 440px; margin-top: 22px; }
.check-list { padding: 0; list-style: none; margin: 26px 0 0; font-size: 13px; color: #e1e7d9; }
.check-list li { position: relative; padding: 6px 0 6px 25px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: #e3b190; }
.purchase-card { border-radius: 10px; padding: 35px; background: var(--paper); color: var(--green); }
.purchase-label { font-size: 10px; letter-spacing: .15em; font-weight: 600; }
.purchase-card h3 { font-size: 37px; margin-top: 8px; }
.format-line { font-size: 13px; color: var(--muted); margin-top: 5px; }
.price { display: flex; align-items: baseline; gap: 9px; font-family: var(--serif); font-size: 78px; letter-spacing: -.06em; line-height: 1.1; margin-top: 27px; }
.currency { font-family: var(--sans); font-size: 20px; letter-spacing: -.025em; }
.payment-note { color: var(--muted); font-size: 12px; margin-top: 8px; margin-bottom: 25px; }
.delivery-note { text-align: center; color: var(--muted); font-size: 11px; margin-top: 14px; }
.purchase-card-bottom { display: flex; flex-wrap: wrap; gap: 10px 16px; justify-content: space-between; border-top: 1px solid var(--line); margin-top: 25px; padding-top: 18px; font-size: 10px; }
.guarantee { display: flex; gap: 33px; align-items: center; padding-block: 54px; border-bottom: 1px solid var(--line); }
.guarantee-seal { display: flex; flex-direction: column; justify-content: center; align-items: center; flex: 0 0 102px; height: 102px; border-radius: 50%; border: 1px solid #9daa93; outline: 1px solid var(--line); outline-offset: 6px; background: var(--sage); }
.guarantee-seal strong { font-family: var(--serif); font-size: 40px; font-weight: 400; line-height: 1.1; }
.guarantee-seal span { font-size: 10px; letter-spacing: .13em; }
.guarantee .eyebrow { margin-bottom: 8px; font-size: 10px; }
.guarantee h2 { font-size: 32px; margin-bottom: 12px; }
.guarantee p:last-child { color: var(--muted); font-size: 13px; max-width: 760px; }

/* Preguntas frecuentes: interacción nativa, sin JavaScript. */
.faq-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 95px; }
.faq-intro > p:not(.eyebrow) { font-size: 14px; color: var(--muted); margin-top: 20px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 23px 34px 23px 0; list-style: none; cursor: pointer; font-size: 15px; font-weight: 500; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 2px; top: 19px; font-size: 23px; font-weight: 400; color: var(--terracotta); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details[open] summary { color: var(--terracotta); }
.faq-list details p { font-size: 14px; color: var(--muted); padding: 0 25px 23px 0; }

/* Pie compartido */
.site-foot { background: var(--sage); border-top: 1px solid var(--line); padding-block: 43px 24px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 50px; }
.footer-top > div > p { font-size: 12px; color: var(--muted); margin-top: 12px; }
.legal-links { display: grid; grid-template-columns: repeat(2, auto); gap: 12px 32px; font-size: 11px; }
.legal-links a { text-decoration: none; }
.legal-links a:hover { text-decoration: underline; }
.disclaimer { font-size: 11px; color: var(--muted); line-height: 1.8; max-width: 920px; margin-top: 32px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-top: 30px; padding-top: 20px; border-top: 1px solid #d0d8c8; color: var(--muted); font-size: 10px; }
.footer-bottom > span { font-size: 9px; letter-spacing: .1em; }

/* Confirmación de compra */
.thank-you-page { display: flex; flex-direction: column; min-height: 100vh; min-height: 100svh; }
.thank-you-main { flex: 1; display: grid; place-items: center; padding-block: clamp(40px, 6vw, 80px); }
.thank-you-card { width: 100%; max-width: 760px; padding: clamp(28px, 5vw, 60px) clamp(20px, 5vw, 60px); text-align: center; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }
.confirmation-icon { display: grid; place-items: center; width: 72px; height: 72px; margin: 0 auto 24px; border: 1px solid #bcc9b4; border-radius: 50%; background: var(--sage); color: var(--green); }
.confirmation-icon svg { width: 34px; height: 34px; }
.thank-you-card .eyebrow { margin-bottom: 14px; color: var(--terracotta); }
.thank-you-card h1 { font-size: clamp(36px, 4.5vw, 56px); line-height: 1.12; }
.thank-you-card .lead { margin-top: 18px; color: var(--muted); font-size: clamp(16px, 2vw, 19px); }
.thank-you-card .box { margin-top: 32px; padding: 24px; text-align: left; background: var(--sage); border-left: 3px solid var(--terracotta); border-radius: 0 6px 6px 0; color: var(--muted); font-size: 15px; line-height: 1.85; }
.thank-you-card .box strong { color: var(--green); font-weight: 600; }
.thank-you-card .support { margin-top: 28px; font-size: 13px; color: var(--muted); }
.thank-you-card .support a { color: var(--green); overflow-wrap: anywhere; }

/* Páginas informativas: misma identidad, lectura más contenida. */
.legal-page { margin: 0 auto; padding-block: 38px 80px; }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; color: var(--muted); font-size: 12px; margin-bottom: 28px; }
.breadcrumbs a { text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }
.legal { max-width: 830px; background: var(--paper); border: 1px solid var(--line); border-radius: 10px; margin: 0 auto; padding: 50px 58px; overflow-wrap: anywhere; }
.legal h1 { font-size: clamp(36px, 4.5vw, 48px); padding-bottom: 18px; }
.legal .updated { font-size: 12px; color: var(--muted); border-bottom: 1px solid var(--line); padding-bottom: 24px; margin: 0 0 30px; }
.legal h2 { font-size: 27px; letter-spacing: -.025em; margin: 35px 0 14px; }
.legal p, .legal li { font-size: 15px; line-height: 1.85; color: var(--muted); }
.legal p + p { margin-top: 17px; }
.legal ul { margin: 18px 0; padding-left: 23px; }
.legal li + li { margin-top: 12px; }
.legal strong { color: var(--green); font-weight: 600; }
.legal a { color: var(--green); }

@media (min-width: 1600px) { .hero { padding-block: 90px; } }
@media (max-width: 1000px) {
  .hero { gap: 28px; }
  .book { width: 280px; height: 410px; }
  .book-title { font-size: 52px; }
  .book-art { height: 118px; }
  .book-scene { min-height: 510px; }
  .content-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .audience, .method, .purchase-layout, .faq-section { gap: 45px; }
  .benefit-inner { gap: 15px; font-size: 11px; }
  .benefit-inner > span { gap: 7px; }
  .purchase-card { padding: 28px; }
}
@media (max-width: 760px) {
  .container { width: calc(100% - 40px); }
  .header-inner { min-height: 78px; }
  .header-nav { gap: 20px; font-size: 12px; }
  .header-nav .nav-cta { padding: 9px 15px; gap: 14px; }
  .section { padding-block: 64px; }
  .hero { grid-template-columns: 1fr; padding-block: 48px 38px; gap: 35px; }
  h1 { font-size: clamp(46px, 8vw, 62px); }
  .hero-copy .lead { max-width: 530px; font-size: 16px; }
  .hero-guarantee { margin-top: 23px; }
  .book-scene { min-height: 480px; max-width: 460px; width: 100%; margin: 0 auto; }
  .scene-label { top: 7px; }
  .scene-circle { width: 370px; }
  .format-tag { right: 0; bottom: 73px; }
  .benefit-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 13px 20px; padding-block: 20px; }
  .audience, .method, .purchase-layout, .faq-section { grid-template-columns: 1fr; gap: 30px; }
  .section-heading { display: block; margin-bottom: 30px; }
  .section-heading > p { max-width: 440px; margin-top: 22px; }
  .content-grid { gap: 14px; }
  .content-card { padding: 22px; }
  .purchase-section { padding-block: 56px; }
  .purchase-card { max-width: 460px; width: 100%; }
  .guarantee { gap: 26px; align-items: flex-start; padding-block: 40px; }
  .guarantee-seal { flex-basis: 78px; height: 78px; }
  .guarantee-seal strong { font-size: 32px; }
  .guarantee h2 { font-size: 28px; }
  .footer-top { flex-direction: column; gap: 26px; }
  .legal-links { gap: 14px 25px; }
  .legal-page { padding-block: 26px 50px; }
  .legal { padding: 32px 28px; }
}
@media (max-width: 420px) {
  .container { width: calc(100% - 36px); }
  .header-nav { gap: 13px; }
  .header-nav .nav-cta { gap: 8px; padding-inline: 12px; }
  .brand { font-size: 23px; }
  .eyebrow { font-size: 10px; }
  .hero-copy .btn { width: 100%; justify-content: space-between; }
  .book { width: 258px; height: 390px; }
  .book-cover { padding: 23px 20px 16px 27px; }
  .book-title { font-size: 50px; }
  .book-art { height: 108px; }
  .book-bottom { font-size: 6px; }
  .book-scene { min-height: 455px; }
  .scene-circle { width: 290px; }
  .format-tag { padding: 12px 14px; bottom: 64px; }
  .content-grid { grid-template-columns: 1fr; }
  .content-card { padding: 25px; }
  .card-symbol { margin-block: 23px 18px; }
  .content-card h3 br { display: none; }
  .guarantee { gap: 22px; }
  .guarantee-seal { flex-basis: 60px; height: 60px; }
  .guarantee-seal strong { font-size: 26px; }
  .guarantee-seal span { font-size: 8px; }
  .legal { padding: 28px 20px; }
  .legal h1 { font-size: 34px; }
  .legal h2 { font-size: 25px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
  .btn:hover { transform: none; }
}