/* Páginas dos guias (typeble.com/ebooks e /ebooks/<slug>). Cores dos tokens (styles/tokens.css),
   nos dois temas. Geradas por scripts/build-guias.mjs. */

* { box-sizing: border-box; }

/* `hidden` vale sempre, mesmo em elementos com `display` próprio (formulário, telefone, confirmação). */
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--fg-1);
  background:
    radial-gradient(60rem 30rem at 85% -10%, color-mix(in oklch, var(--accent-soft) 45%, transparent), transparent 70%),
    var(--bg-0);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-ink); text-underline-offset: 2px; }

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 2px;
}

h1, h2, h3 { color: var(--fg-0); line-height: 1.2; letter-spacing: -0.015em; }

.g-wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

.g-skip {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 10;
  padding: 10px 14px;
  border-radius: var(--r-4);
  background: var(--fg-0);
  color: var(--bg-0);
}
.g-skip:focus { top: 12px; }

/* --- Topo e rodapé --- */
.g-top { border-bottom: 1px solid var(--line-0); }
.g-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.g-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: var(--fg-0);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.04em;
  text-decoration: none;
}
.g-brand img { display: block; width: 28px; height: 28px; }
/* O símbolo é escuro: no tema escuro leva o contorno claro e o brilho da landing. */
:root[data-theme="dark"] .g-brand img {
  filter: drop-shadow(0 0 1px rgba(255,255,255,0.85)) drop-shadow(0 0 12px rgba(139,92,246,0.7));
}
.g-top-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 4px;
  color: var(--fg-1);
  font-size: 15px;
}

.g-footer {
  margin-top: 64px;
  border-top: 1px solid var(--line-0);
  color: var(--fg-2);
  font-size: 14px;
}
.g-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 16px;
  padding-bottom: 24px;
}
.g-footer p { margin: 0; }
.g-footer nav { display: flex; flex-wrap: wrap; gap: 0 20px; }
.g-footer nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--fg-1);
}

/* --- Topo do guia --- */
.g-hero {
  display: grid;
  gap: 28px;
  padding-top: 32px;
}
.g-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-ink);
}
.g-intro h1,
.g-index-head h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 6.4vw, 44px);
  font-weight: 700;
}
.g-lead { margin: 0 0 12px; font-size: 18px; color: var(--fg-1); }
.g-who { margin: 0; color: var(--fg-2); }
/* Fotografia da capa do guia, por baixo do título e do subtítulo. */
.g-cover {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  margin: 28px 0 0;
  border-radius: 12px;
  border: 1px solid var(--line-1);
}

.g-points h2 { margin: 0 0 12px; font-size: 20px; }
.g-points ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.g-points li {
  position: relative;
  padding-left: 28px;
}
.g-points li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 0.45em;
  width: 12px;
  height: 7px;
  border-left: 2px solid var(--accent-ink);
  border-bottom: 2px solid var(--accent-ink);
  transform: rotate(-45deg);
}

/* --- Formulário --- */
.g-card {
  padding: 22px 18px;
  border: 1px solid var(--line-1);
  border-radius: 12px;
  background: var(--bg-1);
  box-shadow: var(--shadow-1);
  scroll-margin-top: 16px;
}
.g-card h2 { margin: 0 0 16px; font-size: 22px; }

.g-form { display: grid; gap: 14px; }
.g-field { display: grid; gap: 6px; margin: 0; min-width: 0; }
.g-field label,
.g-choice legend {
  color: var(--fg-0);
  font-weight: 600;
  font-size: 15px;
}
.g-field input,
.g-field select {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-4);
  background: var(--bg-inset);
  color: var(--fg-0);
  font: inherit;
  font-size: 16px;
}
.g-field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 40px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--fg-2) 50%),
    linear-gradient(135deg, var(--fg-2) 50%, transparent 50%);
  background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
}
.g-field input:hover,
.g-field select:hover { border-color: var(--fg-3); }
.g-field input:focus-visible,
.g-field select:focus-visible { border-color: var(--accent-ink); outline-offset: 0; }
.g-field [aria-invalid="true"] { border-color: var(--danger); }

.g-choice { border: 0; padding: 0; }
.g-choice legend { padding: 0; margin-bottom: 6px; line-height: 1.4; }
.g-choice-row { display: flex; gap: 10px; }
.g-radio,
.g-check {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.g-radio {
  flex: 1 1 0;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-4);
  background: var(--bg-inset);
  color: var(--fg-0);
}
.g-radio:has(input:checked) { border-color: var(--accent-ink); background: var(--bg-2); }
.g-radio input,
.g-check input {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin: 0;
  accent-color: var(--accent);
}
.g-check {
  align-items: flex-start;
  min-height: 44px;
  padding: 4px 0;
  font-size: 15px;
  color: var(--fg-1);
}
.g-check input { margin-top: 2px; }

.g-help { margin: 0; font-size: 14px; color: var(--fg-2); }
.g-error { margin: 0; font-size: 14px; color: var(--danger); font-weight: 500; }
.g-error:empty { display: none; }

.g-hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* O Turnstile só se mostra quando a Cloudflare pede uma confirmação (appearance: interaction-only, no form.js):
   não se reserva lugar, e sem widget a caixa nem ocupa uma linha da grelha. */
.g-turnstile:empty { display: none; }

.g-status {
  margin: 0;
  padding: 10px 12px;
  border-radius: var(--r-4);
  border: 1px solid color-mix(in oklch, var(--danger) 55%, transparent);
  background: color-mix(in oklch, var(--danger) 12%, transparent);
  color: var(--fg-0);
  font-size: 15px;
}

.g-submit {
  min-height: 52px;
  padding: 0 20px;
  border: 0;
  border-radius: var(--r-4);
  background: var(--accent);
  color: var(--accent-fg);
  font: inherit;
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}
.g-submit:hover { background: color-mix(in oklch, var(--accent) 85%, var(--fg-0)); }
/* No tema escuro o acento é claro de mais para texto branco: escurece-se para o contraste passar 4,5:1. */
:root[data-theme="dark"] .g-submit { background: color-mix(in oklch, var(--accent) 72%, black); }
:root[data-theme="dark"] .g-submit:hover { background: color-mix(in oklch, var(--accent) 85%, black); }
.g-submit:disabled { cursor: progress; opacity: 0.75; }

.g-note { margin: 0; font-size: 14px; color: var(--fg-2); }

.g-success { display: grid; gap: 20px; }
.g-success h3 { margin: 0; font-size: 20px; }
.g-success h4 { margin: 0 0 10px; font-size: 16px; color: var(--fg-0); }
.g-success p { margin: 0; }
.g-success strong { color: var(--fg-0); overflow-wrap: anywhere; }

/* --- Entrega e página de obrigado --- */
.g-entrega { display: grid; gap: 12px; }
.g-dica {
  padding: 10px 12px;
  border-radius: var(--r-4);
  border: 1px solid color-mix(in oklch, var(--accent-ink) 45%, transparent);
  background: color-mix(in oklch, var(--accent-soft) 35%, transparent);
  color: var(--fg-0);
  font-size: 15px;
}
.g-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.g-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--r-4);
  background: var(--accent);
  color: var(--accent-fg);
  font: inherit;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.g-btn:hover { background: color-mix(in oklch, var(--accent) 85%, var(--fg-0)); }
:root[data-theme="dark"] .g-btn { background: color-mix(in oklch, var(--accent) 72%, black); }
:root[data-theme="dark"] .g-btn:hover { background: color-mix(in oklch, var(--accent) 85%, black); }
.g-btn--secundario,
:root[data-theme="dark"] .g-btn--secundario {
  border-color: var(--line-2);
  background: var(--bg-inset);
  color: var(--fg-0);
}
.g-btn--secundario:hover,
:root[data-theme="dark"] .g-btn--secundario:hover { border-color: var(--accent-ink); background: var(--bg-2); }
.g-btn:disabled { cursor: default; opacity: 0.75; }
.g-btn[aria-busy="true"] { cursor: progress; }

.g-obrigado-bloco { padding-top: 18px; border-top: 1px solid var(--line-1); }
.g-outros { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.g-outro { display: grid; gap: 8px; }
.g-outro > p:first-child { color: var(--fg-0); font-weight: 500; }
.g-outro .g-btn { justify-self: start; }
.g-obrigado-ajuda { display: grid; gap: 6px; color: var(--fg-1); font-size: 15px; }
.g-link {
  min-height: 44px;
  padding: 0 2px;
  border: 0;
  background: none;
  color: var(--accent-ink);
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}
.g-link:disabled { cursor: progress; }
.g-inline-status { font-size: 14px; color: var(--fg-1); }
.g-inline-status:empty { display: none; }
.g-inline-status--erro { color: var(--danger); font-weight: 500; }

/* --- Leitor (typeble.com/ebooks/ler) --- */
.l-body {
  min-height: 100vh;
  /* Espaço para a barra fixa, mais a zona segura do iPhone. */
  padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
}
.l-top {
  position: sticky;
  top: 0;
  z-index: 3;
  border-bottom: 1px solid var(--line-0);
  background: color-mix(in oklch, var(--bg-0) 92%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.l-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 940px;
  min-height: 56px;
  margin: 0 auto;
  padding: 0 max(16px, env(safe-area-inset-left, 0px));
}
.l-count { margin: 0; font-size: 14px; color: var(--fg-2); font-variant-numeric: tabular-nums; }
.l-main { max-width: 940px; margin: 0 auto; padding: 16px 12px 0; }
.l-title { margin: 0 4px 14px; font-size: 18px; line-height: 1.3; }
.l-state { display: grid; gap: 14px; justify-items: start; padding: 24px 4px; color: var(--fg-1); }
.l-state p { margin: 0; font-size: 17px; }
.l-progress {
  width: min(320px, 100%);
  height: 6px;
  overflow: hidden;
  border-radius: 3px;
  background: var(--line-1);
}
.l-progress span {
  display: block;
  width: 8%;
  height: 100%;
  border-radius: 3px;
  background: var(--accent-ink);
  transition: width var(--dur) var(--ease);
}
.l-pages { display: grid; gap: 12px; justify-items: center; outline: none; }
.l-page {
  position: relative;
  width: 100%;
  max-width: 900px;
  overflow: hidden;
  border-radius: var(--r-2);
  background: #fff;
  box-shadow: var(--shadow-1);
  scroll-margin-top: 68px;
}
.l-page canvas { display: block; width: 100%; height: 100%; }
.l-link { position: absolute; display: block; border-radius: 2px; }
.l-link:focus-visible { outline: 2px solid var(--accent-ink); outline-offset: 1px; }
.l-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0 20px;
  padding: 24px 4px 8px;
  font-size: 14px;
}
.l-footer a { display: inline-flex; align-items: center; min-height: 44px; color: var(--fg-1); }

.l-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 8px max(8px, env(safe-area-inset-right, 0px)) calc(8px + env(safe-area-inset-bottom, 0px)) max(8px, env(safe-area-inset-left, 0px));
  border-top: 1px solid var(--line-1);
  background: var(--bg-1);
  box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.12);
}
.l-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 4px 6px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-4);
  background: var(--bg-inset);
  color: var(--fg-0);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
.l-action:first-child { border-color: transparent; background: var(--accent); color: var(--accent-fg); }
:root[data-theme="dark"] .l-action:first-child { background: color-mix(in oklch, var(--accent) 72%, black); }
.l-action:disabled,
.l-action[aria-disabled="true"] { opacity: 0.5; pointer-events: none; }
.l-action[aria-busy="true"] { cursor: progress; }

.l-toast {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  z-index: 5;
  max-width: 560px;
  margin: 0 auto;
  padding: 12px 14px;
  border-radius: var(--r-4);
  background: var(--fg-0);
  color: var(--bg-0);
  font-size: 15px;
  box-shadow: var(--shadow-1);
}
.l-toast:empty { display: none; }

.l-sheet {
  position: fixed;
  inset: 0;
  z-index: 6;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
}
.l-sheet-card {
  width: 100%;
  max-width: 560px;
  padding: 22px 20px calc(20px + env(safe-area-inset-bottom, 0px));
  border-radius: 16px 16px 0 0;
  background: var(--bg-1);
  color: var(--fg-1);
}
.l-sheet-card h2 { margin: 0 0 12px; font-size: 20px; }
.l-sheet-card ol { margin: 0 0 12px; padding-left: 22px; display: grid; gap: 8px; }
.l-sheet-card p { margin: 0 0 16px; font-size: 15px; overflow-wrap: anywhere; }
.l-sheet-card p:empty { display: none; }
.l-sheet-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

@media (min-width: 720px) {
  .l-main { padding: 24px 24px 0; }
  .l-title { font-size: 22px; }
  .l-bar { grid-template-columns: repeat(3, minmax(0, 200px)); justify-content: center; }
  .l-action { font-size: 15px; }
}

/* --- Secções --- */
.g-section { margin-top: 56px; }
.g-section h2 { margin: 0 0 16px; font-size: 24px; }
.g-label {
  font-family: var(--font-mono);
  font-size: 12px !important;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3) !important;
}

.g-sample-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  max-width: 720px;
}
.g-sample-list img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-3);
  border: 1px solid var(--line-1);
  box-shadow: var(--shadow-1);
}

.g-partner-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 36px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.g-partner-list img {
  display: block;
  width: auto;
  height: 36px;
  max-width: 180px;
  object-fit: contain;
}
/* Logótipos a uma cor, a do texto do tema, como na landing. */
.g-partner-list img.g-mono { filter: brightness(0) saturate(100%) invert(100%) opacity(0.9); }
:root[data-theme="light"] .g-partner-list img.g-mono,
:root[data-theme="light"] .g-partner-list img.g-mono-claro { filter: brightness(0) saturate(100%) invert(13%) opacity(0.8); }

.g-faq-list { display: grid; gap: 10px; max-width: 760px; }
.g-faq-item {
  border: 1px solid var(--line-1);
  border-radius: var(--r-4);
  background: var(--bg-1);
}
.g-faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 52px;
  padding: 12px 16px;
  color: var(--fg-0);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
.g-faq-item summary::-webkit-details-marker { display: none; }
.g-faq-item summary::after {
  content: '+';
  flex: 0 0 auto;
  font-size: 22px;
  line-height: 1;
  color: var(--fg-2);
}
.g-faq-item[open] summary::after { content: '−'; }
.g-faq-item p { margin: 0; padding: 0 16px 16px; }

/* --- Índice --- */
.g-index-head { padding-top: 40px; padding-bottom: 24px; }
.g-index-head h1,
.g-index-head .g-lead { max-width: 820px; }
.g-guide-list { display: grid; gap: 16px; margin: 0; padding: 0; list-style: none; }
.g-guide {
  position: relative;
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line-1);
  border-radius: 12px;
  background: var(--bg-1);
  transition: border-color var(--dur) var(--ease);
}
.g-guide:hover { border-color: var(--accent-ink); }
/* Fotografia da capa por cima do título, à largura do cartão. */
.g-guide--capa { padding-top: 0; overflow: hidden; }
.g-guide--capa > img {
  display: block;
  width: calc(100% + 40px);
  height: auto;
  margin: 0 -20px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid var(--line-1);
}
.g-guide h2 { margin: 0 0 8px; font-size: 20px; }
.g-guide h2 a { color: var(--fg-0); text-decoration: none; }
/* A ligação cobre o cartão inteiro. */
.g-guide h2 a::after { content: ''; position: absolute; inset: 0; border-radius: 12px; }
.g-guide p { margin: 0; }
.g-guide-cta { margin-top: 12px !important; color: var(--accent-ink); font-weight: 600; }

@media (min-width: 720px) {
  .g-wrap { padding-left: 32px; padding-right: 32px; }
  .g-card { padding: 28px 26px; }
  .g-guide-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 960px) {
  .g-hero {
    grid-template-columns: minmax(0, 1fr) 440px;
    grid-template-areas: "intro card" "points card";
    align-items: start;
    column-gap: 56px;
    row-gap: 32px;
    padding-top: 56px;
  }
  .g-intro { grid-area: intro; }
  .g-card { grid-area: card; }
  .g-points { grid-area: points; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}