/* =========================================================
   SE LIBÉRER DE L'EMPRISONNEMENT — Page de vente
   Système : noir profond + accent cyan froid
   Type : Bodoni Moda (display) · Spectral (lecture) · IBM Plex Mono (labels)
   ========================================================= */

:root {
  /* Surfaces — charcoal cool, basse chroma (relevé hors du quasi-noir) */
  --bg:        #1e2027;
  --bg-1:      #24262e;
  --bg-2:      #2b2d36;
  --panel:     #272932;
  --panel-2:   #2e3039;

  /* Encre — blancs/gris légèrement chauds */
  --ink:       #f0eee8;
  --ink-dim:   #a3a09a;
  --ink-faint: #6b675f;

  /* Lignes */
  --line:        rgba(255,255,255,0.08);
  --line-strong: rgba(255,255,255,0.14);

  /* Accent or — gold oklch(~0.80 0.10 85) */
  --accent:      #d8b25f;
  --accent-bright:#f0d28a;
  --accent-deep: #8c6d33;
  --accent-ink:  #1a1408;
  --accent-glow: rgba(216,178,95,0.32);
  --accent-faint:rgba(216,178,95,0.10);

  --font-display: "Bricolage Grotesque", -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", sans-serif;
  --font-serif:   -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono:    ui-monospace, "SF Mono", "IBM Plex Mono", Menlo, monospace;

  --container: 1180px;
  --radius: 4px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Texture de fond : grain léger + halo froid */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(1100px 700px at 78% -8%, rgba(216,178,95,0.08), transparent 60%),
    radial-gradient(900px 600px at -10% 12%, rgba(216,178,95,0.05), transparent 55%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

::selection { background: var(--accent); color: var(--accent-ink); }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}
.section { padding: 130px 0; position: relative; z-index: 1; }
.section--tight { padding: 90px 0; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
  opacity: 0.7;
}
.eyebrow--center { justify-content: center; }

h1,h2,h3 { font-weight: 600; margin: 0; line-height: 1.04; }

.display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.6vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 22px 0 0;
}
.section-lead {
  color: var(--ink-dim);
  font-size: clamp(18px, 2vw, 21px);
  max-width: 60ch;
  margin: 22px 0 0;
}
.section-head { max-width: 760px; }
.section-head--center { max-width: 760px; margin: 0 auto; text-align: center; }

em.hl { color: var(--accent); font-style: italic; }
strong.hl { color: var(--ink); font-weight: 600; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 17px 28px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  position: relative;
  white-space: nowrap;
}
.btn .arr { transition: transform .25s ease; }
.btn:hover .arr { transform: translateX(5px); }

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 0 0 rgba(216,178,95,0);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px -10px var(--accent-glow), 0 0 30px -8px var(--accent-glow);
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn--lg { padding: 21px 36px; font-size: 14px; }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  transition: background .35s ease, border-color .35s ease, padding .35s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(8,9,11,0.78);
  backdrop-filter: blur(14px) saturate(120%);
  border-bottom-color: var(--line);
  padding: 13px 32px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.01em;
}
.brand .mark {
  width: 26px; height: 26px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  display: grid; place-items: center;
  position: relative;
}
.brand .mark::after {
  content:"";
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
}
.brand-logo { height: 30px; width: auto; display: block; }
.cover-logo { height: 38px; width: auto; display: block; align-self: flex-start; opacity: .96; margin-bottom: 20px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.nav-links a { transition: color .2s ease; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 18px; }

/* progress bar */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-deep), var(--accent), var(--accent-bright));
  z-index: 70;
  box-shadow: 0 0 12px var(--accent-glow);
}

@media (max-width: 960px){
  .nav-links { display: none; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 150px 0 90px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 60px;
  align-items: center;
}
.hero-kicker { margin-bottom: 30px; }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(44px, 6.4vw, 86px);
  line-height: 0.99;
  letter-spacing: -0.02em;
}
.hero h1 .soft { color: var(--ink-faint); }
.hero h1 .accent { color: var(--accent); font-style: italic; }
.hero-sub {
  margin-top: 30px;
  color: var(--ink-dim);
  font-size: clamp(18px, 1.9vw, 21px);
  max-width: 46ch;
}
.hero-actions {
  margin-top: 40px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.hero-proof {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.stars { color: var(--accent); letter-spacing: 2px; font-size: 14px; }
.proof-divider { width: 1px; height: 26px; background: var(--line-strong); }

/* ---------- Book cover object ---------- */
.cover-stage {
  perspective: 1700px;
  display: grid;
  place-items: center;
}
.book {
  position: relative;
  width: 340px;
  height: 486px;
  transform-style: preserve-3d;
  transform: rotateY(-22deg) rotateX(6deg);
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
  will-change: transform;
}
.book-face {
  position: absolute;
  inset: 0;
  border-radius: 3px 7px 7px 3px;
  background:
    radial-gradient(120% 80% at 30% 8%, #1a1f25 0%, #0c0f13 55%, #07090b 100%);
  border: 1px solid var(--line-strong);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.02),
    0 50px 90px -30px rgba(0,0,0,0.85);
  overflow: hidden;
  padding: 40px 34px;
  display: flex;
  flex-direction: column;
}
/* spine */
.book-spine {
  position: absolute;
  left: 0; top: 0;
  width: 30px; height: 100%;
  background: linear-gradient(90deg, #04060a, #0c1014 60%, #04060a);
  transform: rotateY(90deg) translateX(-15px) translateZ(-15px);
  transform-origin: left;
  border-radius: 3px 0 0 3px;
}
.book-edge {
  position: absolute;
  right: -1px; top: 4px;
  width: 18px; height: calc(100% - 8px);
  background: repeating-linear-gradient(90deg, #d9dde0 0 1px, #b3b8bc 1px 2px);
  transform: rotateY(90deg) translateX(9px);
  transform-origin: right;
  opacity: 0.55;
}
.book-face::after { /* sheen */
  content:"";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255,255,255,0.06) 48%, transparent 60%);
  pointer-events: none;
}
.cover-rule { width: 38px; height: 1px; background: var(--accent); margin-bottom: 18px; box-shadow: 0 0 10px var(--accent-glow); }
.cover-kicker {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--accent);
}
.cover-title {
  font-family: var(--font-display);
  font-size: 33px;
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin-top: auto;
}
.cover-title .free { color: var(--accent); font-style: italic; }
.cover-sub {
  font-family: var(--font-serif);
  font-size: 12.5px;
  color: var(--ink-dim);
  margin-top: 16px;
  line-height: 1.4;
}
.cover-author {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 16px;
}
.cover-foot {
  margin-top: 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
  padding-top: 16px;
}
.cover-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(closest-side, var(--accent-glow), transparent 70%);
  filter: blur(20px);
  opacity: 0.5;
  z-index: -1;
}
.cover-badge {
  position: absolute;
  right: -26px; top: 34px;
  z-index: 5;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 9px 14px;
  border-radius: 3px;
  box-shadow: 0 12px 30px -10px var(--accent-glow);
  transform: translateZ(40px) rotate(3deg);
  font-weight: 600;
}

@media (max-width: 940px){
  .hero-grid { grid-template-columns: 1fr; gap: 64px; }
  .cover-stage { order: -1; }
  .book { transform: rotateY(-16deg) rotateX(5deg) scale(0.92); }
}

/* =========================================================
   IDENTIFICATION — le cycle
   ========================================================= */
.cycle-wrap {
  margin-top: 70px;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
}
.cycle-stage {
  position: relative;
  aspect-ratio: 1;
  max-width: 460px;
  margin: 0 auto;
  width: 100%;
}
.cycle-center {
  position: absolute;
  inset: 28%;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid var(--line);
  background: radial-gradient(closest-side, var(--panel), var(--bg-1));
}
.cycle-center .num { font-family: var(--font-display); font-size: 40px; color: var(--accent); }
.cycle-center .lbl { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink-faint); margin-top: 4px; }
.cycle-node {
  position: absolute;
  width: 118px;
  margin-left: -59px;
  margin-top: -26px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  transition: color .3s ease, transform .3s ease;
}
.cycle-node .dot {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--accent);
  margin: 0 auto 9px;
  transition: all .3s ease;
}
.cycle-node.on { color: var(--ink); }
.cycle-node.on .dot { background: var(--accent); box-shadow: 0 0 16px var(--accent-glow); transform: scale(1.25); }
.cycle-ring { position: absolute; inset: 0; }

.cycle-list { display: flex; flex-direction: column; gap: 2px; }
.cycle-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.cycle-item .ci-num { font-family: var(--font-mono); font-size: 12px; color: var(--accent); letter-spacing: 0.1em; }
.cycle-item .ci-name { font-family: var(--font-display); font-size: 23px; }
.cycle-item .ci-desc { color: var(--ink-dim); font-size: 16px; margin-top: 4px; }

@media (max-width: 880px){
  .cycle-wrap { grid-template-columns: 1fr; gap: 40px; }
}

/* =========================================================
   TENSION — statement
   ========================================================= */
.tension { background: var(--bg-1); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.tension-quote {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.6vw, 60px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  max-width: 22ch;
}
.tension-quote .dim { color: var(--ink-faint); }
.tension-quote .accent { color: var(--accent); font-style: italic; }
.tension-grid {
  margin-top: 70px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.consq {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.consq .c-num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--accent); }
.consq h3 { font-family: var(--font-display); font-size: 22px; margin-top: 14px; }
.consq p { color: var(--ink-dim); font-size: 16px; margin: 12px 0 0; }
@media (max-width: 820px){ .tension-grid { grid-template-columns: 1fr; } }

/* =========================================================
   SOLUTION — chapitres
   ========================================================= */
.chapters {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.chapter {
  background: var(--bg-1);
  padding: 40px;
  transition: background .3s ease;
  position: relative;
}
.chapter:hover { background: var(--panel); }
.chapter .ch-top { display: flex; justify-content: space-between; align-items: baseline; }
.chapter .ch-num { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; color: var(--accent); }
.chapter .ch-pages { font-family: var(--font-mono); font-size: 11px; color: var(--ink-faint); letter-spacing: 0.1em; }
.chapter h3 { font-family: var(--font-display); font-size: 27px; margin: 22px 0 0; }
.chapter p { color: var(--ink-dim); font-size: 16px; margin: 14px 0 0; }
.chapter ul {
  margin: 20px 0 0; padding: 0; list-style: none;
  display: flex; flex-direction: column; gap: 9px;
}
.chapter li { font-size: 15px; color: var(--ink-dim); display: flex; gap: 11px; align-items: baseline; }
.chapter li::before { content: "›"; color: var(--accent); font-family: var(--font-mono); }
@media (max-width: 820px){ .chapters { grid-template-columns: 1fr; } }

/* Feature card (Partie II) */
.chapter--feature {
  background: linear-gradient(180deg, rgba(216,178,95,0.09), var(--bg-1));
}
.chapter--feature:hover { background: linear-gradient(180deg, rgba(216,178,95,0.14), var(--panel)); }
.chapter--feature h3 { color: var(--ink); }
.chapter--feature .ch-go {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  gap: 9px;
  align-items: center;
}

/* =========================================================
   SCIENCE — fondé sur la recherche
   ========================================================= */
.science { background: var(--bg-1); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.findings { margin-top: 60px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.finding {
  padding: 36px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  display: flex;
  flex-direction: column;
}
.finding .f-lead { font-family: var(--font-display); font-size: 25px; line-height: 1.1; letter-spacing: -0.01em; }
.finding .f-text { color: var(--ink-dim); font-size: 16px; margin-top: 16px; }
.finding .f-src { margin-top: auto; padding-top: 24px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.science-note { margin-top: 30px; font-family: var(--font-mono); font-size: 12px; color: var(--ink-faint); letter-spacing: 0.04em; }
@media (max-width: 880px){ .findings { grid-template-columns: 1fr; } }

/* =========================================================
   PROTOCOLE 7 JOURS
   ========================================================= */
.protocol { background: var(--bg-1); border-top: 1px solid var(--line); }
.days {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 14px;
}
.day {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 18px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, border-color .3s ease, background .3s ease;
}
.day:hover { transform: translateY(-5px); border-color: var(--accent); }
.day .d-num { font-family: var(--font-display); font-size: 30px; color: var(--accent); line-height: 1; }
.day .d-day { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint); margin-top: 6px; }
.day .d-title { font-family: var(--font-serif); font-weight: 600; font-size: 16px; margin-top: 18px; }
.day .d-desc { font-size: 13px; color: var(--ink-dim); margin-top: 8px; line-height: 1.45; }
@media (max-width: 1040px){ .days { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 620px){ .days { grid-template-columns: repeat(2, 1fr); } }

/* =========================================================
   TRANSFORMATION — avant / après
   ========================================================= */
.ba-grid { margin-top: 60px; display: grid; grid-template-columns: 1fr 88px 1fr; gap: 0; align-items: stretch; }
.ba-col { padding: 44px; border: 1px solid var(--line); border-radius: var(--radius); }
.ba-col.before { background: var(--bg-1); }
.ba-col.after { background: linear-gradient(180deg, var(--panel), var(--bg-1)); border-color: var(--accent-deep); box-shadow: 0 0 60px -30px var(--accent-glow); }
.ba-col h3 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; }
.ba-col.before h3 { color: var(--ink-faint); }
.ba-col.after h3 { color: var(--accent); }
.ba-col ul { margin: 26px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 16px; }
.ba-col li { font-size: 17px; display: flex; gap: 14px; align-items: baseline; }
.ba-col.before li { color: var(--ink-faint); }
.ba-col.before li::before { content: "—"; color: var(--ink-faint); }
.ba-col.after li { color: var(--ink); }
.ba-col.after li::before { content: "→"; color: var(--accent); font-family: var(--font-mono); }
.ba-arrow { display: grid; place-items: center; color: var(--accent); font-family: var(--font-mono); font-size: 22px; }
@media (max-width: 820px){ .ba-grid { grid-template-columns: 1fr; gap: 18px; } .ba-arrow { display: none; } }

/* =========================================================
   APERÇU — flip book
   ========================================================= */
.preview { background: var(--bg-1); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.flip-stage {
  margin: 60px auto 0;
  max-width: 560px;
  perspective: 2200px;
}
.flip-book {
  position: relative;
  aspect-ratio: 1.46 / 1;
  transform-style: preserve-3d;
}
.page {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #14181d, #0e1115);
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  padding: 46px 52px;
  display: flex;
  flex-direction: column;
  backface-visibility: hidden;
  transform-origin: left center;
  transition: transform .8s cubic-bezier(.3,.1,.2,1), box-shadow .8s ease;
  box-shadow: 0 40px 80px -40px rgba(0,0,0,0.8);
}
.page.flipped { transform: rotateY(-178deg); }
.page .p-folio { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; color: var(--ink-faint); text-transform: uppercase; }
.page .p-chap { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; color: var(--accent); text-transform: uppercase; margin-top: 26px; }
.page .p-h { font-family: var(--font-display); font-size: 26px; margin-top: 12px; line-height: 1.1; }
.page .p-body { font-family: var(--font-serif); font-size: 14.5px; color: var(--ink-dim); margin-top: 18px; line-height: 1.7; }
.page .p-body .drop { float: left; font-family: var(--font-display); font-size: 52px; line-height: 0.8; padding: 4px 12px 0 0; color: var(--accent); }
.page .p-foot { margin-top: auto; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.2em; color: var(--ink-faint); display: flex; justify-content: space-between; padding-top: 18px; border-top: 1px solid var(--line); }
.flip-controls { margin-top: 30px; display: flex; align-items: center; justify-content: center; gap: 24px; }
.flip-btn {
  width: 50px; height: 50px; border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--panel); color: var(--ink);
  display: grid; place-items: center; font-size: 18px;
  transition: all .25s ease;
}
.flip-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.flip-btn:disabled { opacity: 0.3; cursor: default; }
.flip-count { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; color: var(--ink-dim); min-width: 64px; text-align: center; }

/* =========================================================
   TÉMOIGNAGES
   ========================================================= */
.testi-grid { margin-top: 60px; display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testi {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  display: flex;
  flex-direction: column;
}
.testi .stars { margin-bottom: 18px; }
.testi p { font-family: var(--font-serif); font-size: 17px; line-height: 1.6; color: var(--ink); }
.testi .who { margin-top: auto; padding-top: 22px; display: flex; align-items: center; gap: 13px; }
.testi .avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-deep), var(--bg-2));
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 13px; color: var(--accent-bright);
  border: 1px solid var(--line-strong);
}
.testi .who .n { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--ink); }
.testi .who .m { font-family: var(--font-mono); font-size: 11px; color: var(--ink-faint); }
@media (max-width: 880px){ .testi-grid { grid-template-columns: 1fr; } }

/* =========================================================
   OFFRE / PRICING
   ========================================================= */
.offer { background: var(--bg-1); border-top: 1px solid var(--line); }
.offer-card {
  margin: 56px auto 0;
  max-width: 760px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background:
    radial-gradient(120% 100% at 50% -10%, rgba(216,178,95,0.10), transparent 55%),
    var(--panel);
  overflow: hidden;
  box-shadow: 0 50px 120px -60px var(--accent-glow);
}
.offer-top { padding: 46px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; border-bottom: 1px solid var(--line); }
.offer-top h3 { font-family: var(--font-display); font-size: 30px; }
.offer-incl { margin: 24px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 12px; }
.offer-incl li { font-size: 16px; color: var(--ink-dim); display: flex; gap: 12px; align-items: baseline; }
.offer-incl li::before { content: "✓"; color: var(--accent); font-family: var(--font-mono); }
.price-box { text-align: center; }
.price-old { font-family: var(--font-mono); color: var(--ink-faint); text-decoration: line-through; font-size: 16px; }
.price-now { font-family: var(--font-display); font-size: 68px; line-height: 1; color: var(--ink); }
.price-now .cur { font-size: 32px; color: var(--accent); vertical-align: super; }
.price-note { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; color: var(--ink-faint); text-transform: uppercase; margin-top: 8px; }
.offer-bottom { padding: 30px 46px; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.guarantee { display: flex; align-items: center; gap: 12px; color: var(--ink-dim); font-size: 14px; font-family: var(--font-mono); letter-spacing: 0.04em; }
.guarantee .g-mark { width: 30px; height: 30px; border: 1px solid var(--accent); border-radius: 50%; display: grid; place-items: center; color: var(--accent); font-size: 14px; }
@media (max-width: 720px){ .offer-top { grid-template-columns: 1fr; } .offer-bottom { flex-direction: column; align-items: stretch; } .offer-bottom .btn { justify-content: center; } }

/* =========================================================
   FAQ
   ========================================================= */
.faq { margin-top: 56px; max-width: 820px; margin-left: auto; margin-right: auto; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%;
  background: none; border: none;
  text-align: left;
  padding: 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 21px;
}
.faq-q .ic { font-family: var(--font-mono); color: var(--accent); font-size: 22px; transition: transform .3s ease; flex-shrink: 0; }
.faq-item.open .faq-q .ic { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a-inner { padding: 0 0 28px; color: var(--ink-dim); font-size: 17px; max-width: 64ch; }

/* =========================================================
   CTA FINAL
   ========================================================= */
.final { text-align: center; position: relative; overflow: hidden; }
.final::before {
  content:"";
  position: absolute;
  inset: 0;
  background: radial-gradient(700px 400px at 50% 120%, var(--accent-faint), transparent 70%);
  pointer-events: none;
}
.final h2 {
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin: 26px auto 0;
}
.final h2 .accent { color: var(--accent); font-style: italic; }
.final .section-lead { margin-left: auto; margin-right: auto; }
.final-actions { margin-top: 44px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 56px 0 40px; }
.footer-sign { text-align: center; padding-bottom: 50px; margin-bottom: 44px; border-bottom: 1px solid var(--line); }
.footer-logo { height: 96px; width: auto; display: block; margin: 0 auto 26px; opacity: .92; }
.footer-research {
  font-family: var(--font-mono); font-size: 13px; line-height: 1.75; letter-spacing: 0.02em;
  color: var(--ink-dim); max-width: 70ch; margin: 0 auto;
}
.footer-grid { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; }
.footer .brand { margin-bottom: 16px; }
.footer p { color: var(--ink-faint); font-size: 14px; max-width: 40ch; }
.footer-links { display: flex; gap: 40px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-dim); }
.footer-links a:hover { color: var(--accent); }
.footer-legal { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 11px; color: var(--ink-faint); letter-spacing: 0.06em; }
.footer-disclaimer { margin: 20px 0 0; color: var(--ink-faint); font-size: 12.5px; line-height: 1.6; max-width: 80ch; opacity: 0.8; }

/* =========================================================
   Reveal animations
   ========================================================= */
/* Visible state is the BASE — opacity is never transitioned (snaps in),
   so it can never freeze hidden in non-painting capture/print contexts.
   Only transform animates the entrance. */
.js-ready .reveal { opacity: 1; transform: none; }
.js-ready .reveal:not(.in) { opacity: 0; transform: translateY(24px); }
.js-ready .reveal.in { transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }
.reveal[data-d="5"] { transition-delay: .40s; }
.reveal[data-d="6"] { transition-delay: .48s; }
@media (prefers-reduced-motion: reduce){
  .js-ready .reveal,
  .js-ready .reveal:not(.in) { opacity: 1; transform: none; transition: none; }
}

/* Section number label */
.sec-index { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--ink-faint); text-transform: uppercase; }

/* =========================================================
   MOBILE — optimisation lecture & conversion (trafic social)
   ========================================================= */
@media (max-width: 700px){
  /* Rythme vertical plus serré */
  .section { padding: 78px 0; }
  .section--tight { padding: 64px 0; }

  /* Nav : CTA compact, pas de chevauchement */
  .nav { padding: 14px 18px; }
  .nav.scrolled { padding: 11px 18px; }
  .brand { font-size: 17px; }
  .brand .mark { width: 22px; height: 22px; }
  .nav-cta .btn { padding: 12px 16px; font-size: 11px; letter-spacing: 0.06em; }

  /* Titres de section + leads */
  .section-title { font-size: clamp(28px, 8.4vw, 42px); }
  .section-lead { font-size: 17px; }
  .sec-index { letter-spacing: 0.18em; }
  .eyebrow { font-size: 11px; letter-spacing: 0.2em; }

  /* Hero */
  .hero { padding: 112px 0 64px; }
  .hero-kicker { margin-bottom: 22px; }
  .hero .eyebrow { font-size: 10px; letter-spacing: 0.12em; line-height: 1.6; }
  .hero .eyebrow::before { display: none; }
  .hero h1 { font-size: clamp(38px, 12vw, 54px); }
  .hero-sub { font-size: 17px; margin-top: 22px; max-width: none; }

  /* CTA empilés, pleine largeur, cibles tactiles confortables */
  .hero-actions, .final-actions { flex-direction: column; align-items: stretch; gap: 12px; margin-top: 30px; }
  .hero-actions .btn, .final-actions .btn { width: 100%; justify-content: center; }
  .btn--lg { padding: 18px 26px; font-size: 13px; }

  /* Ligne de preuve : retour à la ligne propre */
  .hero-proof { flex-wrap: wrap; gap: 10px 16px; margin-top: 26px; }
  .proof-divider { display: none; }

  /* Offre : carte compacte */
  .offer-card { margin-top: 40px; }
  .offer-top { padding: 30px 24px; gap: 24px; }
  .offer-top h3 { font-size: 24px; }
  .offer-incl li { font-size: 15px; }
  .price-now { font-size: 56px; }
  .price-now .cur { font-size: 26px; }
  .offer-bottom { padding: 22px 24px; }

  /* FAQ */
  .faq-q { font-size: 18px; padding: 22px 0; gap: 16px; }
  .faq-a-inner { font-size: 16px; }

  /* Footer : empilement net */
  .footer-legal { flex-direction: column; gap: 8px; }
}

@media (max-width: 520px){
  .container { padding: 0 20px; }
  .hero h1 { font-size: clamp(34px, 12.5vw, 50px); }

  /* Diagramme du cycle : labels lisibles, sans débordement */
  .cycle-stage { max-width: 286px; }
  .cycle-node { font-size: 10px; width: 88px; margin-left: -44px; }
  .cycle-center .num { font-size: 32px; }
  .cycle-item .ci-name { font-size: 20px; }

  /* Protocole 7 jours : cartes plus compactes (2 colonnes) */
  .day { padding: 18px 14px; min-height: 0; }
  .day .d-num { font-size: 26px; }
  .day .d-title { font-size: 15px; margin-top: 14px; }

  /* Flip-book : page plus haute, marges & type ajustés */
  .flip-book { aspect-ratio: 0.82 / 1; }
  .page { padding: 28px 24px; }
  .page .p-chap { margin-top: 14px; }
  .page .p-h { font-size: 21px; }
  .page .p-body { font-size: 13.5px; margin-top: 14px; line-height: 1.6; }
  .page .p-body .drop { font-size: 40px; }

  /* Livre de couverture : ne touche jamais les bords */
  .book { transform: rotateY(-12deg) rotateX(4deg) scale(0.8); }
  .cover-badge { font-size: 9px; padding: 7px 11px; }
}