/* ============================================================
   PUBLICASH — folha de estilo
   Layout: catálogo editorial. Container de 1200px, hero assimétrico
   (texto 7 / livros 5), seções separadas por filetes, metadados e
   preços em mono, como um livro-caixa. Tema único: tinta + folha de ouro.
   ============================================================ */
:root {
  color-scheme: dark;
  --ink: #0D0C11;
  --ink-2: #14131A;
  --ink-3: #1C1B24;
  --line: rgba(243, 238, 228, 0.10);
  --line-strong: rgba(243, 238, 228, 0.18);
  --paper: #F3EEE4;
  --paper-2: rgba(243, 238, 228, 0.70);
  --paper-3: rgba(243, 238, 228, 0.46);
  --foil: #D9B45B;
  --foil-2: #F1D38A;
  --foil-deep: #8E7230;
  --foil-glow: rgba(217, 180, 91, 0.16);
  --ok: #58C98F;
  --err: #E5705F;
  --font-display: "Bodoni Moda", "Bodoni MT", "Didot", "Georgia", serif;
  --font-body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --radius: 8px;
  --radius-lg: 16px;
  --container: 1200px;
  --header-h: 72px;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); background: var(--ink); z-index: 60; }
body.drawer-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
svg { display: inline-block; vertical-align: middle; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 400; line-height: 1.05; letter-spacing: -0.01em; text-wrap: balance; }
h1 em, h2 em { font-style: italic; color: var(--foil-2); }
h3 { font-size: 1.5rem; }
h4 { font-family: var(--font-body); font-weight: 600; font-size: 0.875rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--paper-2); }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
:focus-visible { outline: 2px solid var(--foil); outline-offset: 3px; }
::selection { background: var(--foil); color: var(--ink); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--foil); color: var(--ink); padding: .5rem 1rem; border-radius: 4px; z-index: 100; }
.skip:focus { left: 8px; }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.small { font-size: 0.8125rem; }
.muted { color: var(--paper-3); }
.center { text-align: center; }
.lead { font-size: 1.2rem; color: var(--paper-2); max-width: 36em; line-height: 1.55; }
.link { color: var(--foil); display: inline-flex; align-items: center; gap: .4rem; font-weight: 500; }
.link:hover { color: var(--foil-2); }
.link-btn { color: var(--paper-3); text-decoration: underline; text-underline-offset: 3px; }
.link-btn:hover { color: var(--paper); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--foil);
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--foil); flex: none; }

/* ---------- layout ---------- */
.container {
  width: 100%; max-width: var(--container); margin-inline: auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
.section { padding-block: clamp(4rem, 8vw, 7rem); }
.section--rule { border-top: 1px solid var(--line); }
.section--tight { padding-block: clamp(2rem, 4vw, 3.5rem) clamp(4rem, 8vw, 6rem); }
.section__head { max-width: 760px; margin-bottom: clamp(2.5rem, 5vw, 4rem); display: grid; gap: 1.1rem; }
.section__head h2 { font-size: clamp(2.1rem, 4vw, 3.4rem); }
.section__head .lead { font-size: 1.1rem; }
.section__foot { margin-top: 2.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2rem; }

/* ---------- cabeçalho ---------- */
.header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: rgba(13, 12, 17, 0.72); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent; transition: border-color .3s;
}
.header.is-scrolled { border-bottom-color: var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: var(--header-h); }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-size: 1.55rem; letter-spacing: -0.01em; white-space: nowrap; }
.brand__mark {
  width: 32px; height: 32px; border: 1px solid var(--foil); border-radius: 50%;
  display: grid; place-items: center; color: var(--foil); font-style: italic; font-size: 1.1rem; line-height: 1;
  background: radial-gradient(circle at 30% 30%, rgba(241, 211, 138, .25), transparent 60%);
}
.nav { display: flex; gap: 2rem; }
.nav a { font-size: 0.9375rem; color: var(--paper-2); transition: color .2s; padding: .25rem 0; }
.nav a:hover, .nav a.is-active { color: var(--paper); }
.header__actions { display: flex; align-items: center; gap: .6rem; }
.cart-btn {
  display: inline-flex; align-items: center; gap: .5rem; height: 42px; padding: 0 .55rem 0 .9rem;
  border: 1px solid var(--line-strong); border-radius: 999px; font-size: 0.875rem; font-weight: 500; transition: border-color .2s, background .2s;
}
.cart-btn:hover { border-color: var(--foil); background: var(--foil-glow); }
.cart-btn__count {
  min-width: 24px; height: 24px; padding: 0 7px; border-radius: 999px; background: var(--foil); color: var(--ink);
  font-family: var(--font-mono); font-size: 0.75rem; display: grid; place-items: center; transition: transform .2s;
}
.cart-btn__count.is-empty { background: var(--ink-3); color: var(--paper-3); }
.nav-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line-strong); border-radius: 999px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.nav-toggle span { width: 16px; height: 1.5px; background: var(--paper); transition: transform .3s; }
.header.nav-open .nav-toggle span:first-child { transform: translateY(3.25px) rotate(45deg); }
.header.nav-open .nav-toggle span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

/* ---------- botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  height: 52px; padding: 0 1.6rem; border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; font-size: 0.9375rem; white-space: nowrap;
  transition: transform .2s, background .2s, border-color .2s, color .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary {
  background: linear-gradient(180deg, var(--foil-2), var(--foil)); color: #1A1508;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 12px 30px -14px rgba(217, 180, 91, .7);
}
.btn--primary:hover { box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 16px 34px -14px rgba(217, 180, 91, .9); }
.btn--ghost { border-color: var(--line-strong); color: var(--paper); }
.btn--ghost:hover { border-color: var(--foil); background: var(--foil-glow); }
.btn--sm { height: 42px; padding: 0 1.1rem; font-size: 0.875rem; }
.btn--lg { height: 58px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.icon-btn { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line-strong); }
.icon-btn:hover { border-color: var(--foil); }

/* ---------- hero ---------- */
.hero { position: relative; padding-block: clamp(2.5rem, 6vw, 5rem) clamp(3rem, 6vw, 5rem); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 70%; height: 120%; pointer-events: none;
  background: radial-gradient(ellipse at 70% 30%, rgba(217, 180, 91, .16), transparent 55%);
}
.hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 3rem; align-items: center; }
.hero__text { display: grid; gap: 1.5rem; justify-items: start; }
.hero h1 { font-size: clamp(2.9rem, 6.4vw, 5.8rem); line-height: .98; max-width: 11em; }
.hero__lead { font-size: 1.25rem; color: var(--paper-2); max-width: 32em; line-height: 1.5; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: .5rem; }
.hero__trust { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: 0.75rem; letter-spacing: .04em; color: var(--paper-3); margin-top: .5rem; }
.hero__trust li { display: inline-flex; align-items: center; gap: .4rem; }
.hero__trust svg { color: var(--foil); }
.hero__books { position: relative; height: 560px; }
.hero__book {
  position: absolute; left: calc(var(--i) * 13%); top: calc(46% - var(--i) * 8.4%); z-index: calc(6 - var(--i));
  animation: float 7s ease-in-out infinite; animation-delay: calc(var(--i) * -1.15s);
}
.hero__book:hover { z-index: 10; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- livro-caixa (faixa de números) ---------- */
.ledger { border-block: 1px solid var(--line); background: var(--ink-2); }
.ledger__inner { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); padding-inline: 0; }
.ledger__inner--6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.ledger__item { padding: 1.25rem 1.25rem; border-right: 1px solid var(--line); font-family: var(--font-mono); min-width: 0; }
.ledger__item:last-child { border-right: 0; }
.ledger__item b { display: block; font-size: 1.35rem; font-weight: 500; color: var(--paper); line-height: 1.2; overflow-wrap: break-word; }
.ledger__item--text b { font-size: 1rem; line-height: 1.35; }
.ledger__item span { display: block; font-size: 0.6875rem; letter-spacing: .12em; text-transform: uppercase; color: var(--paper-3); margin-top: .25rem; }

/* ---------- livro 3D ---------- */
.book { --w: 150px; --d: 18px; position: relative; display: block; width: var(--w); max-width: 100%; aspect-ratio: 2 / 3; perspective: 1400px; flex: none; }
.book--sm { --w: 96px; --d: 10px; }
.book--md { --w: 150px; --d: 18px; }
.book--lg { --w: 170px; --d: 22px; }
.book--xl { --w: 310px; --d: 36px; }
.book::before {
  content: ""; position: absolute; left: 8%; right: -8%; bottom: -8%; height: 18%;
  background: radial-gradient(ellipse at 50% 50%, rgba(0, 0, 0, .65), transparent 70%); filter: blur(10px);
}
.book__inner {
  position: relative; display: block; width: 100%; height: 100%; transform-style: preserve-3d;
  transform: rotateY(-26deg) rotateX(-3deg); transition: transform .7s cubic-bezier(.2, .8, .2, 1);
}
.book:hover .book__inner, .book:focus-visible .book__inner { transform: rotateY(-12deg) rotateX(-2deg) translateY(-6px); }
.book__inner > span { position: absolute; display: block; }
.book__front {
  inset: 0; transform: translateZ(var(--d)); border-radius: 2px 7px 7px 2px; overflow: hidden;
  background-color: var(--c2);
  background-image: var(--img), linear-gradient(160deg, var(--c1), var(--c2));
  background-size: cover; background-position: center;
  container-type: inline-size;
  box-shadow: inset 4px 0 8px -3px rgba(0, 0, 0, .6), inset -1px 0 0 rgba(255, 255, 255, .08), inset 0 0 0 1px rgba(255, 255, 255, .05);
}
.book__front::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, var(--c2) 0%, transparent 52%, transparent 66%, var(--c2) 100%); opacity: .88;
}
.book__front::after { content: ""; position: absolute; inset: 0; z-index: 1; opacity: .3; mix-blend-mode: overlay; pointer-events: none; }
.motif-lines::after { background: repeating-linear-gradient(0deg, transparent 0 7px, rgba(255, 255, 255, .5) 7px 8px); }
.motif-dots::after { background: radial-gradient(rgba(255, 255, 255, .7) 1px, transparent 1.6px); background-size: 9px 9px; }
.motif-diag::after { background: repeating-linear-gradient(135deg, transparent 0 10px, rgba(255, 255, 255, .45) 10px 11px); }
.motif-grid::after { background: linear-gradient(rgba(255, 255, 255, .4) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .4) 1px, transparent 1px); background-size: 12px 12px; }
.motif-rings::after { background: repeating-radial-gradient(circle at 85% 90%, transparent 0 12px, rgba(255, 255, 255, .45) 12px 13px); }
.motif-bars::after { background: repeating-linear-gradient(90deg, transparent 0 6px, rgba(255, 255, 255, .35) 6px 7px); }
.cover { position: absolute; inset: 0; z-index: 2; display: flex; flex-direction: column; padding: 7cqw 8cqw 8cqw; color: var(--cink); }
.cover__top { display: flex; justify-content: space-between; gap: 2cqw; font-family: var(--font-mono); font-size: 3.6cqw; letter-spacing: .12em; text-transform: uppercase; opacity: .85; }
.cover__title { display: block; margin-top: 6cqw; }
.cover__t { display: block; font-family: var(--font-display); font-weight: 500; font-size: 13cqw; line-height: 1.02; letter-spacing: -0.01em; text-wrap: balance; text-shadow: 0 2px 18px rgba(0, 0, 0, .55); }
.cover__s { display: block; margin-top: 3.5cqw; font-size: 4.4cqw; line-height: 1.35; opacity: .82; max-width: 92%; text-shadow: 0 1px 10px rgba(0, 0, 0, .6); }
.cover__bottom { display: flex; justify-content: space-between; align-items: flex-end; margin-top: auto; font-size: 4.2cqw; letter-spacing: .02em; }
.cover__mark { font-family: var(--font-display); font-style: italic; font-size: 7cqw; color: var(--cacc); line-height: 1; }
.cover__num { position: absolute; right: -1cqw; bottom: 16cqw; z-index: 1; font-family: var(--font-display); font-weight: 600; font-size: 58cqw; line-height: 1; color: var(--cacc); opacity: .12; pointer-events: none; }
.book__spine {
  left: 0; top: 0; width: var(--d); height: 100%; transform-origin: left center; transform: rotateY(-90deg);
  background: linear-gradient(90deg, var(--c2), var(--c1)); display: flex; flex-direction: column; align-items: center; justify-content: space-between; padding: 8% 0;
  box-shadow: inset -2px 0 4px rgba(0, 0, 0, .35);
}
.book__spine-t { writing-mode: vertical-rl; transform: rotate(180deg); font-family: var(--font-mono); font-size: calc(var(--d) * .4); letter-spacing: .1em; text-transform: uppercase; color: var(--cink); white-space: nowrap; opacity: .9; }
.book__spine-mark { font-family: var(--font-display); font-style: italic; color: var(--cacc); font-size: calc(var(--d) * .55); line-height: 1; }
.book__pages { right: 0; top: 1.5%; width: var(--d); height: 97%; transform-origin: right center; transform: rotateY(90deg); background: repeating-linear-gradient(90deg, #F1EBDE 0 1px, #D6CFBF 1px 2px); }
.book__top { left: 0; top: 0; width: 100%; height: var(--d); transform-origin: top center; transform: rotateX(90deg); background: repeating-linear-gradient(0deg, #F1EBDE 0 1px, #D9D2C2 1px 2px); }
.book__back { inset: 0; background: var(--c2); border-radius: 2px 7px 7px 2px; }

/* ---------- cartão de livro ---------- */
.book-card {
  display: grid; grid-template-rows: auto 1fr auto; gap: 1.25rem; padding: 1.5rem;
  background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-lg);
  transition: border-color .3s, transform .3s, box-shadow .3s; min-width: 0;
}
.book-card:hover { border-color: rgba(217, 180, 91, .45); transform: translateY(-4px); box-shadow: 0 30px 50px -30px rgba(0, 0, 0, .9); }
.book-card__cover { display: grid; place-items: center; padding: 1.25rem 0 1rem; }
.book-card__body { display: grid; gap: .6rem; }
.book-card h3 { font-size: 1.65rem; }
.book-card h3 a:hover { color: var(--foil-2); }
.book-card__sub { color: var(--paper-2); font-size: 0.95rem; line-height: 1.5; }
.book-card__meta { font-size: 0.72rem; letter-spacing: .04em; color: var(--paper-3); }
.book-card__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 1.25rem; }
.book-card__actions { display: flex; gap: .5rem; }

.price { display: grid; gap: .1rem; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.price__label { font-size: 0.6875rem; letter-spacing: .12em; text-transform: uppercase; color: var(--paper-3); margin-bottom: .2rem; }
.price__val { font-size: 1.5rem; font-weight: 500; line-height: 1.1; color: var(--paper); }
.price__inst { font-size: 0.75rem; color: var(--paper-3); }
.price--big .price__val { font-size: 2.4rem; }
.price--big .price__inst { font-size: 0.8125rem; }

/* ---------- mentorias ---------- */
.mentorias-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 1.5rem; align-items: stretch; }
.mentoria-card {
  display: grid; grid-template-rows: auto 1fr; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; min-width: 0;
  transition: border-color .3s, transform .3s;
}
.mentoria-card:hover { border-color: rgba(217, 180, 91, .45); transform: translateY(-4px); }
.mentoria-card--featured { border-color: rgba(217, 180, 91, .4); box-shadow: 0 0 0 1px rgba(217, 180, 91, .2), 0 40px 80px -50px rgba(217, 180, 91, .5); }
.mentoria-card__media { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--ink-3); }
.mentoria-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2, .8, .2, 1); }
.mentoria-card:hover .mentoria-card__media img { transform: scale(1.04); }
.mentoria-card__body { display: grid; gap: 1rem; padding: 1.75rem; align-content: start; }
.mentoria-card h3 { font-size: 2rem; }
.mentoria-card h3 a:hover { color: var(--foil-2); }
.mentoria-card__lead { color: var(--paper-2); }
.mentoria-card__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 1.25rem; margin-top: .5rem; }
.mentoria-card__actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.check-list { list-style: none; display: grid; gap: .55rem; }
.check-list li { display: flex; gap: .6rem; align-items: flex-start; font-size: 0.95rem; color: var(--paper-2); }
.check-list svg { flex: none; margin-top: .3rem; color: var(--foil); }
.check-list--lg li { font-size: 1.05rem; color: var(--paper); padding: .75rem 0; border-bottom: 1px solid var(--line); }
.who--not .check-list svg { color: var(--paper-3); }

/* ---------- passos ---------- */
.steps { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; counter-reset: step; }
.steps li { display: grid; gap: .75rem; padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.steps__num { font-family: var(--font-display); font-style: italic; font-size: 3.4rem; line-height: 1; color: var(--foil); }
.steps h3 { font-size: 1.6rem; }
.steps p { color: var(--paper-2); font-size: .98rem; }

/* ---------- depoimentos ---------- */
.quote { margin: 0; display: grid; grid-template-rows: 1fr auto; gap: 1.5rem; padding: 2rem; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-lg); position: relative; min-width: 0; }
.quote::before { content: "\201C"; position: absolute; top: .6rem; right: 1.4rem; font-family: var(--font-display); font-size: 5rem; line-height: 1; color: var(--foil); opacity: .35; }
.quote blockquote { margin: 0; }
.quote blockquote p { font-family: var(--font-display); font-size: 1.3rem; line-height: 1.4; }
.quote figcaption { display: flex; align-items: center; gap: .85rem; font-size: 0.9rem; }
.avatar { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; flex: none; background: var(--ink-3); border: 1px solid var(--line-strong); font-family: var(--font-mono); font-size: 0.75rem; color: var(--foil); }

/* ---------- sobre / mentor ---------- */
.about { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 4rem; align-items: start; }
.about__media { position: sticky; top: calc(var(--header-h) + 2rem); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); }
.about__media img { width: 100%; height: auto; }
.about__text { display: grid; gap: 1.25rem; }
.about__text > p { font-size: 1.1rem; color: var(--paper-2); max-width: 40em; }
.mentor { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 1.75rem; align-items: start; padding: 1.75rem; margin-top: 1rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.mentor__photo { aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; background: radial-gradient(circle at 30% 30%, rgba(241, 211, 138, .35), rgba(217, 180, 91, .08) 70%); border: 1px solid var(--foil); color: var(--foil-2); font-family: var(--font-display); font-size: 2.2rem; }
.mentor__body { display: grid; gap: .5rem; }
.mentor__body h3 { font-size: 1.8rem; }
.mentor__body > p { color: var(--paper-2); font-size: .98rem; }
.mentor__stats { list-style: none; display: flex; flex-wrap: wrap; gap: 1.5rem; margin-top: .5rem; }
.mentor__stats b { display: block; font-size: 1.2rem; font-weight: 500; color: var(--paper); }
.mentor__stats span { font-size: 0.6875rem; letter-spacing: .1em; text-transform: uppercase; color: var(--paper-3); }

/* ---------- FAQ ---------- */
.faq-layout { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 3rem; align-items: start; }
.faq-layout .section__head { margin-bottom: 0; position: sticky; top: calc(var(--header-h) + 2rem); }
.faq { display: grid; border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.25rem 0; font-family: var(--font-display); font-size: 1.35rem; line-height: 1.25; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary:hover { color: var(--foil-2); }
.faq__icon { position: relative; width: 28px; height: 28px; flex: none; border: 1px solid var(--line-strong); border-radius: 50%; }
.faq__icon::before, .faq__icon::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.5px; background: var(--foil); transform: translate(-50%, -50%); transition: transform .3s; }
.faq__icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq__item[open] .faq__icon::after { transform: translate(-50%, -50%) rotate(0); }
.faq__body { padding: 0 3rem 1.5rem 0; color: var(--paper-2); }

/* ---------- CTA final ---------- */
.cta-final { position: relative; overflow: hidden; border-top: 1px solid var(--line); padding-block: clamp(4rem, 9vw, 7rem); text-align: center; }
.cta-final::before { content: ""; position: absolute; inset: auto 0 -40%; height: 90%; background: radial-gradient(ellipse at 50% 100%, rgba(217, 180, 91, .22), transparent 60%); pointer-events: none; }
.cta-final__inner { position: relative; display: grid; gap: 1.5rem; justify-items: center; }
.cta-final h2 { font-size: clamp(2.2rem, 5vw, 4rem); max-width: 14em; }
.cta-final .hero__actions { justify-content: center; margin-top: 0; }
.cta-final__price .price { justify-items: center; text-align: center; }

/* ---------- rodapé ---------- */
.footer { border-top: 1px solid var(--line); padding-block: 4rem 2rem; background: var(--ink-2); font-size: 0.9rem; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr)); gap: 2.5rem; }
.footer__brand { display: grid; gap: 1rem; align-content: start; max-width: 32ch; color: var(--paper-2); }
.footer h4 { margin-bottom: 1rem; }
.footer ul { list-style: none; display: grid; gap: .5rem; }
.footer li a { color: var(--paper-2); }
.footer li a:hover { color: var(--foil-2); }
.footer__colophon { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .75rem 2rem; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--line); font-size: 0.72rem; color: var(--paper-3); letter-spacing: .03em; }
.footer__colophon span { display: inline-flex; align-items: center; gap: .5rem; }
.footer__address { margin-top: .75rem; font-style: normal; font-size: 0.72rem; color: var(--paper-3); letter-spacing: .03em; }

/* ---------- cabeçalhos de página internas ---------- */
.page-hero { padding-block: clamp(2rem, 5vw, 3.5rem) clamp(2rem, 5vw, 3rem); display: grid; }
.page-hero .container { display: grid; gap: 1rem; justify-items: start; }
.page-hero h1 { font-size: clamp(2.6rem, 5.5vw, 4.6rem); }
.page-hero--compact { padding-block: 1.5rem 0; }
.crumbs { display: flex; gap: .6rem; font-size: 0.72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--paper-3); flex-wrap: wrap; }
.crumbs a:hover { color: var(--foil-2); }

/* ---------- página de produto ---------- */
.pdp-hero { position: relative; padding-block: 1.5rem clamp(3rem, 6vw, 5rem); overflow: hidden; }
.pdp-hero::before { content: ""; position: absolute; inset: -10% -10% auto auto; width: 60%; height: 120%; background: radial-gradient(ellipse at 70% 40%, rgba(217, 180, 91, .14), transparent 55%); pointer-events: none; }
.pdp-hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: 3rem; align-items: center; }
.pdp-hero__text { display: grid; gap: 1.1rem; justify-items: start; }
.pdp-hero h1 { font-size: clamp(2.8rem, 5.6vw, 4.8rem); }
.pdp-hero__sub { font-size: 1.2rem; color: var(--paper-2); max-width: 34em; line-height: 1.5; }
.pdp-hero__author { color: var(--paper-2); font-size: .95rem; }
.pdp-hero__cover { display: grid; place-items: center; padding: 2rem 2rem 2rem 4rem; }
.pdp-hero__media { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9); }
.pdp-hero__media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.rating { display: flex; align-items: center; gap: .6rem; color: var(--paper-2); }
.rating__stars { display: inline-flex; gap: 1px; color: var(--foil); }
.buy-box { width: 100%; max-width: 480px; margin-top: .5rem; padding: 1.5rem; display: grid; gap: 1.25rem; background: var(--ink-2); border: 1px solid var(--line-strong); border-radius: var(--radius-lg); box-shadow: 0 30px 60px -40px rgba(0, 0, 0, .9); }
.buy-box__actions { display: grid; gap: .6rem; }
.trust-list { list-style: none; display: grid; gap: .4rem; font-size: 0.72rem; letter-spacing: .03em; color: var(--paper-3); }
.trust-list li { display: flex; align-items: center; gap: .5rem; }
.trust-list svg { color: var(--foil); flex: none; }
.pdp-intro { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 3rem; align-items: start; }
.pdp-intro__text { display: grid; gap: 1.25rem; }
.pdp-intro__text .section__head { margin-bottom: .5rem; }
.pdp-intro__text > p { font-size: 1.1rem; color: var(--paper-2); max-width: 40em; }
.pdp-intro__aside { position: sticky; top: calc(var(--header-h) + 2rem); }
.aside-card { display: grid; gap: 1rem; padding: 1.75rem; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.outcomes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.outcome { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 1rem; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.outcome__icon { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--foil); color: var(--foil); background: var(--foil-glow); }
.outcome h3 { font-size: 1.35rem; margin-bottom: .4rem; }
.outcome p { color: var(--paper-2); font-size: .95rem; }
.toc-layout { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 3rem; align-items: start; }
.toc-layout .section__head { margin-bottom: 0; position: sticky; top: calc(var(--header-h) + 2rem); }
.toc { list-style: none; border-top: 1px solid var(--line); }
.toc li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 1rem; align-items: baseline; padding: 1rem 0; border-bottom: 1px solid var(--line); font-family: var(--font-display); font-size: 1.3rem; line-height: 1.3; }
.toc__num { font-size: 0.8rem; color: var(--foil); letter-spacing: .1em; }
.excerpt { background: radial-gradient(ellipse at 50% 0%, rgba(217, 180, 91, .08), transparent 60%); }
.excerpt__page { position: relative; max-width: 820px; margin-inline: auto; background: var(--paper); color: #1A1814; padding: clamp(2rem, 5vw, 4rem) clamp(1.5rem, 6vw, 5rem); border-radius: 3px; box-shadow: 0 40px 70px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(0, 0, 0, .25); }
.excerpt__page::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 18px; background: linear-gradient(90deg, rgba(0, 0, 0, .16), transparent); pointer-events: none; }
.excerpt__page p { font-family: var(--font-display); font-size: clamp(1.25rem, 2.2vw, 1.75rem); line-height: 1.45; }
.excerpt__page p::first-letter { float: left; font-size: 3.4em; line-height: .8; padding: .08em .12em 0 0; color: var(--foil-deep); font-weight: 500; }
.excerpt__label { display: block; font-size: 0.68rem; letter-spacing: .14em; text-transform: uppercase; color: #7A7367; margin-bottom: 1.5rem; }
.excerpt__ref { display: block; margin-top: 1.5rem; font-size: 0.75rem; color: #7A7367; text-align: right; }
.who { display: grid; gap: 1rem; align-content: start; }
.bonus { display: grid; gap: .6rem; align-content: start; padding: 1.75rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.bonus__tag { font-size: 0.68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--foil); }
.bonus h3 { font-size: 1.45rem; }
.bonus p { color: var(--paper-2); font-size: .95rem; }
.author { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 2.5rem; align-items: center; max-width: 900px; }
.author > div { display: grid; gap: .6rem; }
.author h2 { font-size: 2.2rem; }
.author > div > p:last-child { color: var(--paper-2); font-size: 1.05rem; }
.author__photo { aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; background: radial-gradient(circle at 30% 30%, rgba(241, 211, 138, .35), rgba(217, 180, 91, .06) 70%); border: 1px solid var(--foil); color: var(--foil-2); font-family: var(--font-display); font-size: 3rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.compare { width: 100%; border-collapse: collapse; min-width: 600px; }
.compare th, .compare td { padding: 1rem 1.25rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: .95rem; }
.compare tr:last-child td, .compare tr:last-child th { border-bottom: 0; }
.compare thead th { font-family: var(--font-display); font-size: 1.4rem; font-weight: 400; }
.compare tbody th { color: var(--paper-2); font-weight: 500; width: 28%; }
.compare .is-current { background: rgba(217, 180, 91, .07); }
.compare thead .is-current { color: var(--foil-2); }
.agenda { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; }
.agenda__item { display: grid; gap: .6rem; align-content: start; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.agenda__when { font-size: 0.7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--foil); }
.agenda h3 { font-size: 1.35rem; }
.agenda p { color: var(--paper-2); font-size: .92rem; }
.timeline { list-style: none; display: grid; max-width: 820px; border-top: 1px solid var(--line); }
.timeline--2col { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: none; column-gap: 3rem; }
.timeline li { display: grid; grid-template-columns: 60px minmax(0, 1fr); gap: 1rem; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.timeline__num { color: var(--foil); font-size: 1.1rem; letter-spacing: .06em; padding-top: .3rem; }
.timeline h3 { font-size: 1.4rem; margin-bottom: .35rem; }
.timeline p { color: var(--paper-2); font-size: .95rem; }
.path { display: grid; gap: .75rem; align-content: start; padding: 1.75rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--ink-2); }
.path h3 { font-size: 1.6rem; }
.path__list { list-style: none; display: grid; margin-top: .5rem; border-top: 1px solid var(--line); counter-reset: p; }
.path__list li a { display: grid; grid-template-columns: 36px 1fr; align-items: center; gap: .75rem; padding: .75rem 0; border-bottom: 1px solid var(--line); font-family: var(--font-display); font-size: 1.15rem; }
.path__list li a:hover { color: var(--foil-2); }
.path__list .mono { font-size: .72rem; color: var(--foil); letter-spacing: .1em; }
.seal { display: inline-flex; align-items: center; gap: 1.1rem; margin-top: 1.5rem; text-align: left; max-width: 520px; }
.seal p { color: var(--paper-2); font-size: .92rem; }
.seal__badge { width: 72px; height: 72px; border-radius: 50%; border: 1px solid var(--foil); display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--foil); font-family: var(--font-display); line-height: 1; flex: none; box-shadow: 0 0 0 6px rgba(217, 180, 91, .08); }
.seal__badge span { font-size: 1.9rem; }
.seal__badge small { font-family: var(--font-mono); font-size: .58rem; letter-spacing: .14em; text-transform: uppercase; margin-top: .2rem; }
.seal__badge--ok { color: var(--ok); border-color: var(--ok); box-shadow: 0 0 0 6px rgba(88, 201, 143, .12); }
.seal__badge--ok svg { width: 30px; height: 30px; }
.sticky-buy { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: rgba(20, 19, 26, .9); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-top: 1px solid var(--line-strong); padding-bottom: env(safe-area-inset-bottom, 0px); }
.sticky-buy__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 66px; }
.sticky-buy__info { display: grid; min-width: 0; }
.sticky-buy__info strong { font-family: var(--font-display); font-weight: 400; font-size: 1.1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sticky-buy__info .mono { font-size: .8rem; color: var(--paper-3); }

/* ---------- gaveta do carrinho / toast ---------- */
.drawer-backdrop { position: fixed; inset: 0; z-index: 90; background: rgba(0, 0, 0, .55); opacity: 0; pointer-events: none; transition: opacity .3s; }
.drawer-backdrop.is-open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 100; width: min(440px, 100%);
  background: var(--ink-2); border-left: 1px solid var(--line); transform: translateX(100%); transition: transform .45s cubic-bezier(.2, .8, .2, 1);
  display: grid; grid-template-rows: auto 1fr auto;
  padding-top: env(safe-area-inset-top, 0px); padding-right: env(safe-area-inset-right, 0px); padding-bottom: env(safe-area-inset-bottom, 0px);
}
.drawer.is-open { transform: none; }
.drawer__head { display: flex; justify-content: space-between; align-items: center; padding: 1.1rem 1.5rem; border-bottom: 1px solid var(--line); }
.drawer__head h2 { font-size: 1.6rem; display: flex; gap: .5rem; align-items: baseline; }
.drawer__body { overflow-y: auto; padding: .5rem 1.5rem; }
.drawer__foot { padding: 1.25rem 1.5rem; border-top: 1px solid var(--line); display: grid; gap: .75rem; justify-items: center; }
.drawer__foot .summary__row { width: 100%; }
.cart-item { display: grid; grid-template-columns: 56px minmax(0, 1fr) auto; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.cart-item__info { display: grid; gap: .25rem; align-content: start; min-width: 0; }
.cart-item__info > a { font-family: var(--font-display); font-size: 1.15rem; line-height: 1.2; }
.cart-item__info > a:hover { color: var(--foil-2); }
.cart-item__right { display: grid; gap: .4rem; justify-items: end; align-content: start; }
.thumb { display: block; width: 56px; aspect-ratio: 2 / 3; border-radius: 2px 4px 4px 2px; background-color: var(--c2, var(--ink-3)); background-image: var(--img), linear-gradient(160deg, var(--c1, #333), var(--c2, #111)); background-size: cover; background-position: center; box-shadow: inset 3px 0 5px -2px rgba(0, 0, 0, .6), 0 6px 12px -6px rgba(0, 0, 0, .8); }
.thumb--wide { aspect-ratio: 1; border-radius: var(--radius); }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-strong); border-radius: 999px; margin-top: .4rem; width: max-content; }
.qty button { width: 30px; height: 30px; display: grid; place-items: center; font-size: 1rem; color: var(--paper-2); }
.qty button:hover { color: var(--foil); }
.qty span { min-width: 26px; text-align: center; font-size: .85rem; }
.cart-empty { display: grid; gap: 1rem; justify-items: center; text-align: center; padding: 3rem 1rem; color: var(--paper-2); }
.toast { position: fixed; left: 50%; bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px)); z-index: 120; transform: translate(-50%, 16px); opacity: 0; background: var(--paper); color: var(--ink); padding: .8rem 1.2rem; border-radius: 999px; font-size: .9rem; font-weight: 600; pointer-events: none; transition: opacity .3s, transform .3s; max-width: calc(100% - 32px); text-align: center; box-shadow: 0 20px 40px -20px rgba(0, 0, 0, .8); }
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- carrinho (página) e resumos ---------- */
.cart-layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 3rem; align-items: start; }
.cart-page .cart-item { grid-template-columns: 72px minmax(0, 1fr) auto; }
.cart-page .thumb { width: 72px; }
.summary { position: sticky; top: calc(var(--header-h) + 1.5rem); display: grid; gap: 1.25rem; padding: 1.5rem; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.summary h2 { font-size: 1.6rem; }
.summary__items { display: grid; }
.summary__item { display: flex; justify-content: space-between; gap: 1rem; padding: .75rem 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.summary__rows { display: grid; gap: .5rem; }
.summary__row { display: flex; justify-content: space-between; gap: 1rem; font-size: .95rem; color: var(--paper-2); }
.summary__row--total { font-size: 1.1rem; color: var(--paper); padding-top: .75rem; border-top: 1px solid var(--line); }
.summary__row--total .mono { font-size: 1.4rem; font-weight: 500; }

/* ---------- checkout ---------- */
.checkout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 3rem; align-items: start; }
.checkout__form { display: grid; min-width: 0; }
.fs { border: 0; padding: 0; margin: 0 0 2.25rem; min-width: 0; }
.fs legend { display: flex; align-items: center; gap: .75rem; padding: 0; margin-bottom: 1.25rem; font-family: var(--font-display); font-size: 1.6rem; }
.fs__num { font-size: .75rem; letter-spacing: .12em; color: var(--foil); }
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.field { display: grid; gap: .4rem; min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .8125rem; font-weight: 500; color: var(--paper-2); }
.field input, .field select { width: 100%; height: 50px; background: var(--ink-3); border: 1px solid var(--line-strong); border-radius: var(--radius); color: var(--paper); padding: 0 .9rem; font: inherit; font-size: 1rem; transition: border-color .2s, box-shadow .2s; }
.field input::placeholder { color: var(--paper-3); }
.field input:focus, .field select:focus { outline: none; border-color: var(--foil); box-shadow: 0 0 0 3px var(--foil-glow); }
.field input.is-invalid { border-color: var(--err); }
.pay-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.pay-tab { position: relative; cursor: pointer; min-width: 0; }
.pay-tab input { position: absolute; inset: 0; opacity: 0; margin: 0; }
.pay-tab__body { display: grid; gap: .1rem; padding: .9rem 1rem; border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--ink-3); transition: border-color .2s, background .2s; }
.pay-tab input:checked + .pay-tab__body { border-color: var(--foil); background: var(--foil-glow); }
.pay-tab input:focus-visible + .pay-tab__body { outline: 2px solid var(--foil); outline-offset: 2px; }
.pay-panel { padding: 1rem; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
.coupon { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .75rem; align-items: end; }
[data-coupon-msg] { margin-top: .5rem; min-height: 1.2em; }
.ok { color: var(--ok); }
.err { color: #F3A79B; }
.consent { display: flex; gap: .75rem; align-items: flex-start; font-size: .9rem; color: var(--paper-2); margin: .5rem 0 1.25rem; }
.consent a { color: var(--foil); text-decoration: underline; text-underline-offset: 3px; }
.consent input { margin: .3rem 0 0; accent-color: var(--foil); width: 18px; height: 18px; flex: none; }
.form-error { background: rgba(229, 112, 95, .12); border: 1px solid rgba(229, 112, 95, .4); color: #F3A79B; padding: .75rem 1rem; border-radius: var(--radius); font-size: .9rem; margin-bottom: 1rem; }
.checkout__form .btn--lg + p { margin-top: 1rem; }

/* ---------- obrigado ---------- */
.thanks__inner { display: grid; gap: 1.25rem; justify-items: center; text-align: center; max-width: 640px; }
.thanks h1 { font-size: clamp(2.6rem, 5.5vw, 4.2rem); }
.order { width: 100%; display: grid; gap: .75rem; padding: 1.5rem; margin-top: .5rem; text-align: left; background: var(--ink-2); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.order__head { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .8rem; padding-bottom: .75rem; border-bottom: 1px solid var(--line); }
.order__items { list-style: none; display: grid; }
.order__items li { display: flex; justify-content: space-between; gap: 1rem; padding: .6rem 0; border-bottom: 1px solid var(--line); font-size: .95rem; }

/* ---------- prosa (políticas) ---------- */
.prose { max-width: 720px; display: grid; gap: 1rem; }
.prose h2 { font-size: 2rem; margin-top: 1.5rem; }
.prose p { color: var(--paper-2); }

/* ---------- revelação ---------- */
.reveal { transition: opacity .7s ease, transform .7s cubic-bezier(.2, .8, .2, 1); }
.reveal.is-pending { opacity: 0; transform: translateY(18px); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* ---------- responsivo ---------- */
@media (max-width: 1100px) {
  .hero__grid { gap: 2rem; }
  .hero__books { height: 500px; }
  .book--lg { --w: 150px; --d: 20px; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .agenda { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; gap: 0; background: var(--ink-2); border-bottom: 1px solid var(--line); padding: .25rem max(20px, env(safe-area-inset-left, 0px)) 1rem max(20px, env(safe-area-inset-left, 0px)); }
  .header.nav-open .nav { display: flex; }
  .nav a { padding: .85rem 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav-toggle { display: inline-flex; }
  .cart-btn__label { display: none; }
  .cart-btn { padding-left: .75rem; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__books { height: auto; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem 1rem; padding: 1rem 0 1.5rem; }
  .hero__book { position: static; animation: none; display: grid; justify-items: center; }
  .hero__book .book { --w: 150px; --d: 18px; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: 1fr; }
  .mentorias-grid, .about, .faq-layout, .toc-layout, .pdp-intro, .pdp-hero__grid, .checkout, .cart-layout, .two-col { grid-template-columns: 1fr; }
  .about__media, .faq-layout .section__head, .toc-layout .section__head, .pdp-intro__aside, .summary { position: static; }
  .pdp-hero__cover { padding: 1rem 0 2rem; order: -1; }
  .book--xl { --w: 240px; --d: 30px; }
  .pdp-hero__media { order: -1; }
  .outcomes { grid-template-columns: 1fr; }
  .timeline--2col { grid-template-columns: 1fr; }
  .ledger__inner, .ledger__inner--6 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ledger__item:nth-child(3n) { border-right: 0; }
  .ledger__item:nth-child(n+4) { border-top: 1px solid var(--line); }
  .author { grid-template-columns: 120px minmax(0, 1fr); gap: 1.5rem; }
  .fields { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 1rem; }
  .container { padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
  .grid-3 { grid-template-columns: 1fr; }
  .hero__books { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem .5rem; }
  .hero__book .book { --w: 100px; --d: 12px; }
  .hero__actions .btn { width: 100%; }
  .ledger__inner, .ledger__inner--6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ledger__item { padding: 1rem; }
  .ledger__item:nth-child(3n) { border-right: 1px solid var(--line); }
  .ledger__item:nth-child(2n) { border-right: 0; }
  .ledger__item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .ledger__item:nth-child(n+4) { border-top: 1px solid var(--line); }
  .book-card { padding: 1.25rem; }
  .book-card__foot, .mentoria-card__foot { flex-direction: column; align-items: stretch; }
  .book-card__actions .btn, .mentoria-card__actions .btn { flex: 1; }
  .mentoria-card__body { padding: 1.25rem; }
  .quote { padding: 1.5rem; }
  .mentor { grid-template-columns: 1fr; }
  .mentor__photo { width: 96px; }
  .author { grid-template-columns: 1fr; }
  .author__photo { width: 120px; }
  .agenda { grid-template-columns: 1fr; }
  .pay-tabs { grid-template-columns: 1fr; }
  .coupon { grid-template-columns: 1fr; }
  .faq__body { padding-right: 0; }
  .drawer { width: 100%; }
  .excerpt__page p::first-letter { font-size: 2.6em; }
}