/* ==========================================================================
   The Quiet Liberation — design system
   Charbon / brass / pages de livre
   ========================================================================== */

:root {
  --bg: #14181C;
  --bg-raised: #191E23;
  --accent: #C6944F;
  --accent-dim: rgba(198, 148, 79, 0.55);
  --accent-soft: rgba(198, 148, 79, 0.14);
  --accent-hairline: rgba(198, 148, 79, 0.22);

  --ink: #E8E4DA;
  --ink-dim: rgba(232, 228, 218, 0.64);
  --ink-faint: rgba(232, 228, 218, 0.38);

  --page-bg: #EFE9DC;
  --page-ink: #241F19;
  --page-ink-dim: rgba(36, 31, 25, 0.6);

  --font-display: "Fraunces", ui-serif, Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  --container: 1120px;
  --radius: 3px;
}

/* -------------------------------------------------------------------------
   Reset & base
   ------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

a {
  color: inherit;
}

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--accent);
}

.section {
  padding: 108px 0;
}

.section-divider {
  border: none;
  border-top: 1px solid var(--accent-hairline);
  margin: 0;
}

/* -------------------------------------------------------------------------
   Header
   ------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(20, 24, 28, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--accent-hairline);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  max-width: var(--container);
  margin: 0 auto;
}

.wordmark {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--ink);
}

.wordmark strong {
  color: var(--accent);
  font-weight: 600;
}

.header-cta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--accent-dim);
  padding: 10px 18px;
  border-radius: var(--radius);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.header-cta:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

/* Right-hand group of the header: language switcher + call to action. */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

/* Language switcher — deliberately quieter than .header-cta */
.lang-switch {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lang-switch a {
  color: var(--ink-faint);
  text-decoration: none;
  padding: 4px 9px;
  transition: color 0.2s ease;
}

.lang-switch a:hover {
  color: var(--ink);
}

.lang-switch a[aria-current="page"] {
  color: var(--accent);
}

.lang-switch a + a {
  border-inline-start: 1px solid var(--accent-hairline);
}

/* -------------------------------------------------------------------------
   Hero
   ------------------------------------------------------------------------- */

.hero {
  padding: 96px 0 120px;
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.hero__eyebrow {
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-bottom: 24px;
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero p.lede {
  font-size: 18px;
  color: var(--ink-dim);
  max-width: 46ch;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: #17130B;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  padding: 15px 26px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -8px rgba(198, 148, 79, 0.55);
}

.link-quiet {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-hairline);
  padding-bottom: 2px;
}

.link-quiet:hover {
  color: var(--ink);
  border-color: var(--accent-dim);
}

/* Signature element: the circle that unrolls into a line */
.hero__signature {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__signature svg {
  width: 100%;
  max-width: 340px;
  height: auto;
}

.hero__signature-caption {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}

@media (max-width: 860px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .hero__signature {
    order: -1;
  }
  .hero__signature svg {
    max-width: 220px;
  }
}

/* -------------------------------------------------------------------------
   Extrait — pages de livre
   ------------------------------------------------------------------------- */

.excerpt {
  background: var(--bg-raised);
}

.excerpt__intro {
  max-width: 60ch;
  margin-bottom: 52px;
}

.excerpt__intro h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  margin: 14px 0 16px;
}

.excerpt__intro p {
  color: var(--ink-dim);
  font-size: 16px;
}

.book {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--page-bg);
  border-radius: 6px;
  box-shadow: 0 40px 80px -32px rgba(0, 0, 0, 0.55);
  overflow: hidden;
  position: relative;
}

.book::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: rgba(36, 31, 25, 0.12);
  box-shadow: 0 0 24px 2px rgba(36, 31, 25, 0.08);
}

.book__page {
  padding: 56px 48px;
  color: var(--page-ink);
}

.book__page + .book__page {
  border-inline-start: 1px solid transparent;
}

.book__chapter-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--page-ink-dim);
  margin-bottom: 14px;
  display: block;
}

.book__page h3 {
  font-size: 22px;
  color: var(--page-ink);
  margin-bottom: 18px;
}

.book__page p {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--page-ink);
  margin-bottom: 14px;
}

.book__page p:last-child {
  margin-bottom: 0;
}

.book__fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 90px;
  background: linear-gradient(to bottom, transparent, var(--page-bg));
  pointer-events: none;
}

@media (max-width: 760px) {
  .book {
    grid-template-columns: 1fr;
  }
  .book::before {
    display: none;
  }
  .book__page {
    padding: 40px 28px;
  }
}

/* -------------------------------------------------------------------------
   Paywall
   ------------------------------------------------------------------------- */

.paywall__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: start;
}

.paywall__cover {
  aspect-ratio: 3 / 4;
  background: linear-gradient(155deg, #1D2229 0%, #14181C 60%);
  border: 1px solid var(--accent-hairline);
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.paywall__cover::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(198, 148, 79, 0.28);
  pointer-events: none;
}

.paywall__cover-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.paywall__cover-title {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.15;
  color: var(--ink);
}

.paywall__cover-author {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  text-transform: uppercase;
}

.paywall__content h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  margin-bottom: 18px;
}

.paywall__content > p {
  color: var(--ink-dim);
  max-width: 52ch;
  margin-bottom: 32px;
}

.includes {
  list-style: none;
  margin: 0 0 36px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.includes li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 15px;
  color: var(--ink);
}

.includes li::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--accent);
  flex-shrink: 0;
  transform: translateY(-3px);
}

.price-block {
  border-top: 1px solid var(--accent-hairline);
  padding-top: 32px;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 28px;
}

.price-value {
  font-family: var(--font-display);
  font-size: 44px;
  color: var(--ink);
}

.price-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 26px;
  cursor: pointer;
  max-width: 52ch;
}

.consent input[type="checkbox"] {
  appearance: none;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  border: 1px solid var(--accent-dim);
  border-radius: 2px;
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.consent input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}

/* The tick is a glyph, not a direction: it stays physically placed so it
   renders identically in LTR and RTL. */
.consent input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid #17130B;
  border-width: 0 2px 2px 0;
  transform: rotate(40deg);
}

.consent span {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-dim);
}

#btn-acheter {
  width: 100%;
  max-width: 340px;
  font-size: 16px;
  padding: 17px 26px;
  justify-content: center;
}

#btn-acheter:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

#checkout-error {
  margin-top: 14px;
  font-size: 13.5px;
  color: #E8927A;
  min-height: 1.4em;
}

@media (max-width: 860px) {
  .paywall__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .paywall__cover {
    max-width: 220px;
  }
}

/* -------------------------------------------------------------------------
   FAQ
   ------------------------------------------------------------------------- */

.faq__intro {
  margin-bottom: 44px;
}

.faq__intro h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  margin-top: 14px;
}

.faq-list {
  border-top: 1px solid var(--accent-hairline);
}

.faq-item {
  border-bottom: 1px solid var(--accent-hairline);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--ink);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item__answer {
  padding: 0 0 26px;
  max-width: 62ch;
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.7;
}

/* -------------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--accent-hairline);
  padding: 52px 0 40px;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
}

.footer-links a {
  text-decoration: none;
  color: var(--ink-dim);
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
}

@media (max-width: 640px) {
  .section {
    padding: 76px 0;
  }
  .hero {
    padding: 64px 0 88px;
  }
}

/* -------------------------------------------------------------------------
   Merci — confirmation après paiement
   ------------------------------------------------------------------------- */

.thanks {
  padding: 112px 0 128px;
}

.thanks__inner {
  max-width: 58ch;
  margin: 0 auto;
  text-align: center;
}

.thanks__mark {
  width: 62px;
  height: 62px;
  margin: 0 auto 30px;
  border: 1px solid var(--accent-dim);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
}

.thanks__mark svg {
  width: 24px;
  height: 24px;
}

.thanks h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 16px 0 20px;
}

.thanks__lede {
  font-size: 17px;
  color: var(--ink-dim);
  margin-bottom: 34px;
}

.thanks__note {
  border-top: 1px solid var(--accent-hairline);
  padding-top: 28px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-faint);
  margin-bottom: 34px;
}

.thanks__note a {
  color: var(--accent);
}

/* The eyebrow is a flex row with a rule before it: centring needs the
   wrapper, not text-align. */
.thanks__eyebrow-row {
  display: flex;
  justify-content: center;
}

/* -------------------------------------------------------------------------
   Documents — mentions légales, CGV, confidentialité
   ------------------------------------------------------------------------- */

.doc {
  padding: 80px 0 104px;
}

.doc__header {
  max-width: 62ch;
  margin-bottom: 52px;
}

.doc__header h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 14px 0 18px;
}

.doc__header p {
  color: var(--ink-dim);
  font-size: 16px;
}

.doc__updated {
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}

.doc__body {
  max-width: 68ch;
}

.doc__body section + section {
  margin-top: 44px;
}

.doc__body h2 {
  font-size: 1.35rem;
  line-height: 1.25;
  margin-bottom: 16px;
}

.doc__body h3 {
  font-size: 1.02rem;
  line-height: 1.35;
  margin: 26px 0 12px;
  color: var(--ink);
}

.doc__body p {
  color: var(--ink-dim);
  font-size: 15.5px;
  line-height: 1.75;
}

.doc__body p + p {
  margin-top: 14px;
}

.doc__body strong {
  color: var(--ink);
  font-weight: 600;
}

.doc__body a {
  color: var(--accent);
}

.doc__body ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.doc__body li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  color: var(--ink-dim);
  font-size: 15.5px;
  line-height: 1.7;
}

.doc__body li::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--accent);
  flex-shrink: 0;
  transform: translateY(-3px);
}

/* Fiches d'identité (éditeur, hébergeur, responsable de traitement…) */
.doc__facts {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 12px 28px;
  margin: 22px 0 0;
  padding: 24px 26px;
  border: 1px solid var(--accent-hairline);
  border-radius: var(--radius);
  background: var(--bg-raised);
}

.doc__facts dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 3px;
}

.doc__facts dd {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
}

.doc__facts dd a {
  color: var(--ink);
}

@media (max-width: 620px) {
  .doc__facts {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 22px 20px;
  }
  .doc__facts dd + dt {
    margin-top: 16px;
  }
}

.doc__back {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--accent-hairline);
}

/* -------------------------------------------------------------------------
   Adaptations RTL / arabe
   Le reste de la feuille utilise déjà des propriétés logiques ou des
   valeurs symétriques : seuls les points ci-dessous demandent un réglage.
   ------------------------------------------------------------------------- */

/* Les familles latines ci-dessus ne portent aucun glyphe arabe. On redéfinit
   les variables sur <html lang="ar"> pour que la substitution soit choisie
   plutôt que subie — tout le reste de la feuille suit via var(). */
[lang="ar"] {
  --font-display: "Amiri", "Noto Naskh Arabic", "Scheherazade New",
    "Traditional Arabic", ui-serif, Georgia, serif;
  --font-body: "Noto Sans Arabic", "Segoe UI", "Dubai", Tahoma, sans-serif;
  --font-mono: "Noto Sans Arabic", "Segoe UI", "Dubai", Tahoma, sans-serif;
}

/* L'arabe est une écriture cursive : l'interlettrage disjoint les
   ligatures. On le neutralise partout où la charte l'utilisait comme
   effet typographique latin. */
[lang="ar"] .eyebrow,
[lang="ar"] .header-cta,
[lang="ar"] .lang-switch,
[lang="ar"] .link-quiet,
[lang="ar"] .hero__signature-caption,
[lang="ar"] .book__chapter-label,
[lang="ar"] .paywall__cover-eyebrow,
[lang="ar"] .paywall__cover-author,
[lang="ar"] .price-note,
[lang="ar"] .footer-links,
[lang="ar"] .footer-meta,
[lang="ar"] .doc__updated,
[lang="ar"] .doc__facts dt,
[lang="ar"] h1,
[lang="ar"] h2,
[lang="ar"] h3 {
  letter-spacing: 0;
}

/* Naskh porte des jambages et des points sous la ligne : 1.08 les rogne. */
[lang="ar"] h1,
[lang="ar"] h2,
[lang="ar"] h3 {
  line-height: 1.35;
}

/* L'italique n'existe pas en arabe : le navigateur la simule en penchant les
   glyphes, ce qui abîme le tracé. On garde la mise en valeur par la couleur. */
[lang="ar"] .hero h1 em {
  font-style: normal;
}

/* Les puces sont calées sur la ligne de base latine ; l'arabe descend plus bas. */
[lang="ar"] .includes li::before,
[lang="ar"] .doc__body li::before {
  transform: translateY(-5px);
}

@media (max-width: 560px) {
  .container {
    padding: 0 20px;
  }
  .site-header__inner {
    padding: 14px 20px;
    gap: 14px;
  }
  .site-header__actions {
    gap: 12px;
  }
  .header-cta {
    padding: 9px 12px;
    font-size: 11px;
  }
  .lang-switch a {
    padding: 4px 7px;
  }
  .doc {
    padding: 60px 0 80px;
  }
  .thanks {
    padding: 80px 0 96px;
  }
}