:root {
  --green-950: #0b241b;
  --green-900: #103426;
  --green-800: #174936;
  --green-700: #1e6548;
  --gold: #e2ad3f;
  --gold-light: #f2ce7b;
  --ivory: #f6f1e6;
  --paper: #fcfaf5;
  --ink: #183028;
  --muted: #68746e;
  --line: rgba(20, 63, 47, 0.15);
  --serif: "Playfair Display", Georgia, serif;
  --sans: "DM Sans", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--sans); font-size: 16px; line-height: 1.65; }
a { color: inherit; }
img { display: block; max-width: 100%; }

.launch-bar { padding: .7rem 1rem; background: var(--gold); color: var(--green-950); text-align: center; font-size: .78rem; font-weight: 700; letter-spacing: .18em; }
.site-header { min-height: 76px; padding: .9rem clamp(1.25rem, 5vw, 5rem); display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: var(--green-950); color: white; border-bottom: 1px solid rgba(255,255,255,.1); }
.brand { display: inline-flex; align-items: center; gap: .8rem; font-size: .78rem; font-weight: 700; letter-spacing: .17em; text-decoration: none; white-space: nowrap; }
.brand-mark { width: 40px; height: 40px; border: 1px solid var(--gold); border-radius: 50%; display: inline-grid; place-items: center; color: var(--gold-light); font-family: var(--serif); letter-spacing: 0; }
nav { display: flex; gap: clamp(1rem, 3vw, 2.5rem); }
nav a, .text-link { font-size: .9rem; font-weight: 600; text-decoration: none; }
nav a:hover, .text-link:hover { color: var(--gold-light); }

.button { min-height: 56px; padding: 0 1.55rem; display: inline-flex; align-items: center; justify-content: center; gap: .8rem; border: 1px solid var(--gold); border-radius: 3px; background: var(--gold); color: var(--green-950); font: 700 .83rem/1 var(--sans); letter-spacing: .04em; text-decoration: none; cursor: pointer; box-shadow: 0 10px 35px rgba(0,0,0,.16); transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); background: var(--gold-light); }
.button-small { min-height: 42px; padding: 0 1.15rem; font-size: .72rem; box-shadow: none; }

.hero { min-height: 780px; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(390px, .95fr); background: var(--green-950); color: white; overflow: hidden; }
.hero-copy { padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 7vw, 7rem); align-self: center; position: relative; z-index: 2; }
.eyebrow { margin: 0 0 1.4rem; color: var(--gold-light); font-size: .75rem; font-weight: 700; letter-spacing: .2em; }
.eyebrow.dark { color: var(--green-700); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 1.6rem; font: 700 clamp(3.3rem, 6.4vw, 6.8rem)/.93 var(--serif); letter-spacing: -.045em; }
h1 em { color: var(--gold-light); font-weight: 600; }
.hero-lead { max-width: 650px; color: rgba(255,255,255,.78); font-size: clamp(1.08rem, 1.5vw, 1.28rem); line-height: 1.7; }
.hero-delivery { max-width: 650px; margin: 1.35rem 0 0; padding: 1rem 1.2rem; border-left: 4px solid var(--gold); background: rgba(255,255,255,.1); color: white; font-size: 1.05rem; line-height: 1.5; }
.hero-actions { margin: 2.2rem 0 2.5rem; display: flex; align-items: center; gap: 1.4rem; flex-wrap: wrap; }
.text-link { color: white; border-bottom: 1px solid rgba(255,255,255,.4); }
.hero-points { margin: 0; padding: 0; display: grid; gap: .7rem; list-style: none; color: rgba(255,255,255,.87); }
.hero-points span { margin-right: .6rem; color: var(--gold); font-weight: 700; }
.hero-visual { min-height: 640px; position: relative; overflow: hidden; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--green-950) 0%, transparent 25%), linear-gradient(0deg, rgba(11,36,27,.7), transparent 45%); pointer-events: none; }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-stamp { width: 116px; height: 116px; position: absolute; right: 8%; bottom: 8%; z-index: 2; display: grid; place-content: center; border: 1px solid rgba(255,255,255,.58); border-radius: 50%; background: rgba(11,36,27,.75); text-align: center; backdrop-filter: blur(8px); }
.hero-stamp strong { color: var(--gold-light); font: 700 1rem var(--serif); letter-spacing: .16em; }
.hero-stamp span { color: white; font-size: .7rem; line-height: 1.3; }

.method-band { padding: 1.7rem clamp(1.25rem, 6vw, 6rem); display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: var(--gold); color: var(--green-950); }
.method-band > p { margin: 0; max-width: 270px; font-size: .7rem; font-weight: 700; letter-spacing: .16em; line-height: 1.5; }
.method-band ol { margin: 0; padding: 0; display: flex; gap: clamp(1rem, 3vw, 3.5rem); list-style: none; }
.method-band li { font: 600 clamp(.86rem, 1.3vw, 1.05rem) var(--serif); white-space: nowrap; }
.method-band li span { margin-right: .45rem; opacity: .6; font: 700 .65rem var(--sans); }

.section { padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 7vw, 7rem); }
.section-heading { max-width: 700px; }
.section h2 { font: 600 clamp(2.5rem, 5vw, 4.7rem)/1.08 var(--serif); letter-spacing: -.035em; }
.section-intro { max-width: 760px; margin-left: auto; margin-bottom: 4rem; color: var(--muted); font-size: 1.1rem; }
.foundation-callout { margin: 0 0 4rem; padding: clamp(2rem, 4vw, 3.5rem); display: grid; grid-template-columns: 120px 1fr; gap: clamp(1.5rem, 4vw, 4rem); border: 1px solid rgba(30,101,72,.25); border-left: 5px solid var(--gold); background: linear-gradient(120deg, #eef3ed, #f8f4e9); box-shadow: 0 20px 50px rgba(20,63,47,.08); }
.callout-mark { color: var(--green-700); font: 600 clamp(2.2rem, 4vw, 4rem)/1 var(--serif); letter-spacing: -.05em; }
.foundation-callout h3 { margin-bottom: 1rem; font: 600 clamp(1.8rem, 3vw, 2.7rem)/1.12 var(--serif); }
.foundation-callout > div > p:last-child { max-width: 920px; margin-bottom: 0; color: var(--muted); }
.content-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.feature { min-height: 300px; padding: clamp(1.5rem, 3vw, 2.5rem); grid-column: span 4; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--line); background: white; }
.feature-large { grid-column: span 8; min-height: 380px; flex-direction: row; align-items: flex-end; gap: 3rem; background: var(--ivory); }
.feature-wide { grid-column: span 8; }
.feature-number { color: var(--green-700); font-size: .7rem; font-weight: 700; letter-spacing: .15em; }
.feature h3 { margin-bottom: 1rem; font: 600 clamp(1.45rem, 2.4vw, 2.2rem)/1.15 var(--serif); }
.feature h3 em { font-weight: 600; }
.feature p { margin-bottom: 0; color: var(--muted); }
.kicker { margin-bottom: .8rem !important; color: var(--green-700) !important; font-size: .68rem; font-weight: 700; letter-spacing: .15em; }
.dark-card { background: var(--green-900); color: white; border-color: var(--green-900); }
.dark-card p { color: rgba(255,255,255,.68); }
.dark-card .feature-number { color: var(--gold-light); }
.accent-card { background: var(--gold); border-color: var(--gold); }
.accent-card p { color: rgba(11,36,27,.76); }

.evaluation-showcase { background: var(--ivory); }
.evaluation-heading { max-width: 1040px; margin-bottom: clamp(3.5rem, 7vw, 6.5rem); }
.evaluation-heading > p:last-child { max-width: 760px; margin-left: auto; color: var(--muted); font-size: 1.08rem; }
.evaluation-panel { min-height: 690px; margin-bottom: clamp(3rem, 7vw, 6rem); display: grid; grid-template-columns: 1.08fr .92fr; background: white; box-shadow: 0 30px 80px rgba(13,48,36,.12); }
.evaluation-panel.reverse { grid-template-columns: .92fr 1.08fr; }
.evaluation-panel.reverse .evaluation-image { order: 2; }
.evaluation-panel.reverse .evaluation-copy { order: 1; }
.evaluation-image { min-height: 690px; margin: 0; position: relative; overflow: hidden; background: var(--green-950); }
.evaluation-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,26,19,.62), transparent 38%); pointer-events: none; }
.evaluation-image img { width: 100%; height: 100%; object-fit: cover; }
.evaluation-image figcaption { position: absolute; left: 2rem; right: 2rem; bottom: 1.7rem; z-index: 2; color: white; font-size: .68rem; font-weight: 700; letter-spacing: .17em; }
.evaluation-copy { padding: clamp(2.5rem, 5vw, 5rem); align-self: center; position: relative; overflow: hidden; }
.evaluation-number { position: absolute; right: 1.5rem; top: .2rem; color: rgba(30,101,72,.07); font: 700 clamp(7rem, 13vw, 13rem)/1 var(--serif); pointer-events: none; }
.evaluation-copy h3 { max-width: 650px; margin-bottom: 1.7rem; position: relative; font: 600 clamp(2.1rem, 3.7vw, 3.8rem)/1.06 var(--serif); letter-spacing: -.035em; }
.evaluation-copy > p:not(.kicker) { position: relative; color: var(--muted); }
.evaluation-steps { margin: 2rem 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; list-style: none; }
.evaluation-steps li { padding: .85rem; display: flex; align-items: center; gap: .7rem; border-top: 1px solid var(--line); }
.evaluation-steps b { color: var(--gold); font-size: .68rem; letter-spacing: .08em; }
.evaluation-steps span { color: var(--ink); font-size: .84rem; font-weight: 600; }

.book-preview { overflow: hidden; background: #0a2119; color: white; }
.preview-heading { margin-bottom: clamp(3rem, 6vw, 5rem); display: grid; grid-template-columns: 1.35fr .65fr; align-items: end; gap: 3rem; }
.preview-heading h2 { margin-bottom: 0; }
.preview-heading h2 em { color: var(--gold-light); font-weight: 600; }
.preview-heading > p { max-width: 520px; margin-bottom: .5rem; color: rgba(255,255,255,.68); }
.book-viewer { max-width: 1120px; margin: 0 auto; text-align: center; }
.book-stage { width: min(100%, 980px); aspect-ratio: 1.414 / 1; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; position: relative; perspective: 1800px; filter: drop-shadow(0 32px 50px rgba(0,0,0,.45)); touch-action: pan-y; }
.book-stage::before { content: ""; position: absolute; inset: 3% -5% -4%; z-index: -1; border-radius: 50%; background: rgba(0,0,0,.32); filter: blur(24px); }
.book-page { min-width: 0; height: 100%; margin: 0; overflow: hidden; position: relative; background: #fdfbf6; transition: transform .35s ease, opacity .25s ease; }
.book-page img { width: 100%; height: 100%; object-fit: contain; background: #fff; user-select: none; -webkit-user-drag: none; }
.page-left { border-radius: 8px 1px 1px 8px; transform-origin: right center; box-shadow: inset -18px 0 25px -22px rgba(0,0,0,.7); }
.page-right { border-radius: 1px 8px 8px 1px; transform-origin: left center; box-shadow: inset 18px 0 25px -22px rgba(0,0,0,.7); }
.book-spine { width: 18px; height: 100%; position: absolute; left: 50%; top: 0; z-index: 4; transform: translateX(-50%); background: linear-gradient(90deg, transparent, rgba(0,0,0,.19), rgba(255,255,255,.16), rgba(0,0,0,.22), transparent); pointer-events: none; }
.book-stage.cover-mode { width: min(51%, 445px); aspect-ratio: 2 / 3; display: block; }
.book-stage.cover-mode .page-left { display: none; }
.book-stage.cover-mode .page-right { width: 100%; border-radius: 5px 10px 10px 5px; box-shadow: -12px 10px 0 #d6cdbd, -20px 17px 35px rgba(0,0,0,.38); }
.book-stage.cover-mode .book-spine { left: 0; width: 14px; transform: none; background: linear-gradient(90deg, rgba(255,255,255,.22), rgba(0,0,0,.2), transparent); }
.book-stage.turn-next .page-right { animation: turnNext .38s ease; }
.book-stage.turn-prev .page-left { animation: turnPrev .38s ease; }
@keyframes turnNext { 0% { transform: rotateY(0); } 50% { transform: rotateY(-8deg) scale(.985); } 100% { transform: rotateY(0); } }
@keyframes turnPrev { 0% { transform: rotateY(0); } 50% { transform: rotateY(8deg) scale(.985); } 100% { transform: rotateY(0); } }
.book-controls { margin-top: 2.3rem; display: flex; align-items: center; justify-content: center; gap: 1.4rem; }
.book-controls p { width: 210px; margin: 0; color: var(--gold-light); font-size: .76rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.book-arrow { width: 52px; height: 52px; display: grid; place-items: center; border: 1px solid rgba(242,206,123,.55); border-radius: 50%; background: transparent; color: var(--gold-light); font: 400 1.35rem var(--sans); cursor: pointer; transition: .2s ease; }
.book-arrow:hover:not(:disabled) { background: var(--gold); color: var(--green-950); transform: translateY(-2px); }
.book-arrow:disabled { opacity: .28; cursor: default; }
.book-progress { margin-top: 1.3rem; display: flex; justify-content: center; gap: .5rem; }
.book-progress button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%; background: rgba(255,255,255,.25); cursor: pointer; }
.book-progress button.active { width: 26px; border-radius: 100px; background: var(--gold); }
.swipe-hint { margin: .8rem 0 0; color: rgba(255,255,255,.46); font-size: .74rem; }

.audience { padding-top: 1rem; }
.audience-card { padding: clamp(3rem, 7vw, 7rem); min-height: 520px; display: flex; flex-direction: column; justify-content: center; background: linear-gradient(115deg, rgba(11,36,27,.98), rgba(23,73,54,.9)), url('./assets/hero-radiestesia.png') center/cover; color: white; }
.audience-card h2 { max-width: 930px; }
.audience-list { display: flex; flex-wrap: wrap; gap: .7rem; }
.audience-list span { padding: .65rem 1rem; border: 1px solid rgba(255,255,255,.25); border-radius: 100px; color: rgba(255,255,255,.85); font-size: .86rem; }

.author { display: grid; grid-template-columns: .75fr 1.25fr; background: var(--green-950); color: white; }
.author-photo { min-height: 590px; margin: 0; padding: 10px; position: relative; border: 1px solid rgba(226,173,63,.75); background: rgba(255,255,255,.035); box-shadow: 0 28px 70px rgba(0,0,0,.28); }
.author-photo::after { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(255,255,255,.12); pointer-events: none; }
.author-photo img { width: 100%; height: 100%; min-height: 568px; object-fit: cover; object-position: center 24%; filter: saturate(.9) contrast(1.02); }
.author-copy { padding-left: clamp(2rem, 7vw, 8rem); align-self: center; }
.author-copy h2 { margin-bottom: 2rem; }
.author-copy > p:not(.eyebrow) { max-width: 730px; color: rgba(255,255,255,.72); }
blockquote { max-width: 700px; margin: 2rem 0 0; padding-left: 1.5rem; border-left: 2px solid var(--gold); color: var(--gold-light); font: italic 600 1.25rem/1.5 var(--serif); }

.offer { display: grid; grid-template-columns: 1.3fr .7fr; gap: clamp(3rem, 8vw, 8rem); align-items: center; background: var(--green-800); color: white; }
.offer-copy > p:not(.eyebrow) { color: rgba(255,255,255,.72); font-size: 1.05rem; }
.offer-copy ul { padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: .65rem 1.5rem; list-style: none; color: rgba(255,255,255,.85); }
.offer-copy li::before { content: "✓"; margin-right: .65rem; color: var(--gold-light); }
.offer-box { padding: clamp(2rem, 4vw, 3.5rem); background: var(--paper); color: var(--ink); text-align: center; box-shadow: 0 25px 70px rgba(0,0,0,.25); }
.status { display: inline-block; padding: .5rem .75rem; background: rgba(226,173,63,.18); color: #8a6111; font-size: .65rem; font-weight: 700; letter-spacing: .12em; }
.offer-label { margin: 2rem 0 .4rem; color: var(--muted); }
.price { margin-bottom: 2rem; font: 600 2.25rem var(--serif); }
.price span { font-size: .48em; vertical-align: .48em; letter-spacing: .02em; }
.physical-note { margin: -.4rem 0 1.35rem; padding: .8rem .9rem; border: 1px solid rgba(218,170,73,.42); border-radius: 10px; background: rgba(218,170,73,.1); color: #71501a; font-weight: 700; line-height: 1.5; }
.button-full { width: 100%; }
.offer-box small { margin-top: 1rem; display: block; color: var(--muted); line-height: 1.5; }

.faq { background: var(--paper); }
.faq-list { max-width: 920px; margin: 3.5rem auto 0; border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { padding: 1.5rem 0; display: flex; justify-content: space-between; gap: 1rem; cursor: pointer; font-weight: 600; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary span { color: var(--green-700); font-size: 1.2rem; transition: transform .2s ease; }
details[open] summary span { transform: rotate(45deg); }
details p { max-width: 780px; padding: 0 2rem 1.5rem 0; color: var(--muted); }

footer { padding: 2.5rem clamp(1.25rem, 5vw, 5rem); display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: #071a13; color: rgba(255,255,255,.68); font-size: .8rem; }
footer p { margin: 0; }
footer a { color: var(--gold-light); text-decoration: none; }
.toast { position: fixed; left: 50%; bottom: 1.2rem; z-index: 20; padding: .9rem 1.2rem; border-radius: 4px; background: var(--green-950); color: white; box-shadow: 0 10px 35px rgba(0,0,0,.3); font-size: .85rem; transform: translate(-50%, 150%); opacity: 0; transition: .25s ease; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }

@media (max-width: 900px) {
  .site-header nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 3rem; }
  .hero-visual { min-height: 600px; }
  .hero-visual::after { background: linear-gradient(0deg, var(--green-950) 0%, transparent 35%); }
  .method-band { align-items: flex-start; flex-direction: column; }
  .method-band ol { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }
  .feature, .feature-large, .feature-wide { grid-column: span 6; }
  .author, .offer, .preview-heading { grid-template-columns: 1fr; }
  .evaluation-panel, .evaluation-panel.reverse { grid-template-columns: 1fr; }
  .evaluation-panel.reverse .evaluation-image, .evaluation-panel.reverse .evaluation-copy { order: initial; }
  .evaluation-image { min-height: 520px; }
  .author-copy { padding: 4rem 0 0; }
}

@media (max-width: 620px) {
  .site-header { min-height: 68px; padding: .8rem 1rem; }
  .site-header .button-small { display: none; }
  .brand-mark { width: 36px; height: 36px; }
  .hero { min-height: auto; }
  .hero-copy { padding: 4.5rem 1.25rem 3rem; }
  h1 { font-size: clamp(3.25rem, 17vw, 5rem); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .text-link { align-self: center; }
  .hero-visual { min-height: 520px; }
  .hero-stamp { width: 96px; height: 96px; }
  .method-band ol { gap: .8rem; }
  .section { padding: 4.5rem 1.25rem; }
  .section-intro { margin-bottom: 2.5rem; }
  .foundation-callout { grid-template-columns: 1fr; margin-bottom: 2.5rem; }
  .callout-mark { font-size: 2.3rem; }
  .feature, .feature-large, .feature-wide { grid-column: 1 / -1; min-height: 260px; }
  .feature-large { min-height: 340px; flex-direction: column; align-items: flex-start; }
  .evaluation-panel { min-height: auto; }
  .evaluation-image { min-height: 410px; }
  .evaluation-copy { padding: 2.2rem 1.35rem; }
  .evaluation-steps { grid-template-columns: 1fr; }
  .audience { padding-top: 0; }
  .book-stage, .book-stage.cover-mode { width: min(82vw, 440px); aspect-ratio: 2 / 3; display: block; }
  .book-stage .page-left { display: none; }
  .book-stage .page-right { width: 100%; border-radius: 5px; box-shadow: 0 20px 42px rgba(0,0,0,.36); }
  .book-stage .book-spine { left: 0; width: 10px; transform: none; background: linear-gradient(90deg, rgba(0,0,0,.18), transparent); }
  .book-controls p { width: 150px; font-size: .66rem; }
  .audience-card { padding: 3.5rem 1.5rem; }
  .author-photo { min-height: 430px; }
  .author-photo img { min-height: 408px; }
  .offer-copy ul { grid-template-columns: 1fr; }
  footer { align-items: flex-start; flex-direction: column; }
  .toast { width: calc(100% - 2rem); text-align: center; }
}

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