/* NivUp — feuille de style commune index.html / decouvrir.html (charte Soleil du Sahel) */
/* ════════════════════════════════════════════════════════
   NivUp — Soleil du Sahel · tokens (cf. nivup-package/tokens)
   ════════════════════════════════════════════════════════ */
:root {
  --orange-sahel: #E8741F;
  --orange-hover: #D15F11;
  --orange-subtle: #F4A56B;
  --orange-bg: rgba(232, 116, 31, 0.12);
  --bleu-nuit: #1B3D5F;
  --ocre: #C28A2C;

  --bg: #F4EAD5;
  --bg-elevated: #FCF6E9;
  --bg-inset: #EBE0C7;
  --text-primary: #1B3D5F;
  --text-secondary: #6B5A47;
  --text-tertiary: #A89880;
  --text-on-orange: #FCF6E9;
  --border: rgba(27, 61, 95, 0.14);
  --border-strong: rgba(27, 61, 95, 0.30);
  --shadow-sm: 0 1px 2px rgba(27,61,95,.06), 0 2px 8px rgba(27,61,95,.04);
  --shadow-lg: 0 8px 32px rgba(27,61,95,.10);
  --shadow-phone: 0 24px 64px rgba(27,61,95,.22), 0 8px 24px rgba(27,61,95,.12);

  /* nuit du désert (sections sombres) */
  --nuit-bg: #0F1F3D;
  --nuit-elevated: #1A2E50;
  --nuit-inset: #0A1729;
  --nuit-text: #F4EAD5;
  --nuit-text-2: #C9B898;
  --nuit-border: rgba(244, 234, 213, 0.18);

  --font-display: 'Outfit', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --tracking-hero: -0.04em;
  --tracking-title: -0.03em;
  --tracking-label: 0.22em;
  --tracking-label-wide: 0.28em;

  --radius-md: 12px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  --container: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 106px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

::selection { background: var(--orange-sahel); color: var(--text-on-orange); }

/* grain du désert */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: .35; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.42 0 0 0 0 0.35 0 0 0 0 0.28 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ── labels HUD ── */
.hud {
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: var(--tracking-label); text-transform: uppercase;
  color: var(--orange-sahel);
  display: inline-flex; align-items: center; gap: 10px;
}
.hud::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--orange-sahel); flex-shrink: 0;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

/* ── boutons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-mono); font-size: 13px; font-weight: 600;
  letter-spacing: var(--tracking-label); text-transform: uppercase;
  text-decoration: none; cursor: pointer; border: none;
  padding: 16px 30px; border-radius: var(--radius-lg);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn-primary {
  background: var(--orange-sahel); color: var(--text-on-orange);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 4px 16px rgba(232,116,31,.35);
}
.btn-primary:hover { background: var(--orange-hover); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,116,31,.45); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: transparent; color: var(--text-primary);
  box-shadow: inset 0 0 0 1.5px var(--border-strong);
}
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--text-primary); transform: translateY(-2px); }
.btn .arrow { transition: transform .18s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ── badges stores ── */
.store-badges { display: flex; gap: 14px; flex-wrap: wrap; }
.store-badge {
  display: flex; align-items: center; gap: 12px;
  background: var(--bleu-nuit); color: var(--nuit-text);
  border-radius: var(--radius-lg); padding: 11px 20px 11px 16px;
  text-decoration: none; min-width: 190px;
  transition: transform .18s ease, box-shadow .18s ease;
  box-shadow: var(--shadow-sm);
}
.store-badge:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.store-badge svg { width: 26px; height: 26px; flex-shrink: 0; }
.store-badge .sb-text { display: flex; flex-direction: column; line-height: 1.25; }
.store-badge .sb-soon {
  font-family: var(--font-mono); font-size: 9px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase; color: var(--orange-subtle);
}
.store-badge .sb-name { font-family: var(--font-display); font-weight: 700; font-size: 16px; }

/* ════════ NAV — pilule flottante ════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 14px 0;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; height: 64px; padding: 0 12px 0 24px;
  background: rgba(252, 246, 233, .78);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s ease, background .25s ease, border-color .25s ease;
}
.nav.scrolled .nav-inner {
  background: rgba(252, 246, 233, .94);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.nav-brand { display: flex; align-items: center; gap: 18px; min-width: 0; }
.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; flex-shrink: 0; }
.nav-logo svg { height: 34px; width: auto; }
.nav-logo .wordmark {
  font-family: var(--font-display); font-weight: 800; font-size: 24px;
  letter-spacing: var(--tracking-title);
}
.wordmark .niv { color: var(--bleu-nuit); }
.wordmark .up { color: var(--orange-sahel); }
.nav-links { display: flex; align-items: center; gap: 10px; list-style: none; }
.nav-links a:not(.nav-cta) {
  font-family: var(--font-display); font-size: 15px; font-weight: 600;
  letter-spacing: .005em; color: var(--text-primary);
  text-decoration: none; position: relative;
  padding: 9px 14px; border-radius: var(--radius-full);
  transition: color .18s ease;
}
.nav-links a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px;
  height: 2.5px; border-radius: 2px;
  background: linear-gradient(90deg, var(--orange-sahel), var(--ocre));
  transform: scaleX(0); transform-origin: left center;
  transition: transform .28s cubic-bezier(.22, .9, .3, 1);
}
.nav-links a:not(.nav-cta):hover,
.nav-links a:not(.nav-cta).active { color: var(--orange-hover); }
.nav-links a:not(.nav-cta):hover::after,
.nav-links a:not(.nav-cta).active::after { transform: scaleX(1); }
.nav-cta { padding: 11px 22px; font-size: 11px; margin-left: 16px; }
.nav-burger {
  display: none; background: none; border: none; cursor: pointer;
  width: 44px; height: 44px; align-items: center; justify-content: center;
}
.nav-burger span, .nav-burger span::before, .nav-burger span::after {
  display: block; width: 22px; height: 2.5px; border-radius: 2px;
  background: var(--bleu-nuit); position: relative; transition: all .2s ease;
}
.nav-burger span::before, .nav-burger span::after { content: ""; position: absolute; }
.nav-burger span::before { top: -7px; }
.nav-burger span::after { top: 7px; }
.nav.open .nav-burger span { background: transparent; }
.nav.open .nav-burger span::before { top: 0; transform: rotate(45deg); }
.nav.open .nav-burger span::after { top: 0; transform: rotate(-45deg); }

/* ════════ HERO ════════ */
/* Lever de soleil : un disque orange plein se lève derrière le téléphone, coupé par
   la ligne d'horizon qui ferme le hero. C'est la signature « Soleil du Sahel ». */
.hero {
  position: relative; padding: 96px 0 0;
  overflow: hidden;
}
.hero::after { /* horizon */
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
  background: var(--bleu-nuit);
}
/* halo chaud diffus sur toute la largeur */
.hero-sun {
  position: absolute; left: 50%; bottom: -420px; transform: translateX(-50%);
  width: 1400px; height: 1400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(232,116,31,.16) 0%, rgba(232,116,31,.07) 45%, rgba(232,116,31,0) 68%);
  pointer-events: none;
}
.hero-rays { display: none; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px;
  align-items: center; position: relative; padding-bottom: 84px;
}
.hero h1 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(42px, 5.6vw, 72px);
  line-height: 1.02; letter-spacing: var(--tracking-hero);
  margin: 26px 0 22px;
}
.hero h1 .accent { color: var(--orange-sahel); position: relative; white-space: nowrap; }
.hero h1 .accent svg {
  position: absolute; left: 0; bottom: -10px; width: 100%; height: 14px;
}
.hero-sub {
  font-size: 19px; color: var(--text-secondary); max-width: 520px;
  margin-bottom: 22px;
}
.hero-sub strong { color: var(--text-primary); font-weight: 700; }
.hero-extras {
  display: flex; flex-direction: column; gap: 13px;
  border-left: 3px solid var(--orange-subtle);
  padding-left: 18px; max-width: 520px;
  margin-bottom: 36px;
}
.hero-extras p { font-size: 15.5px; color: var(--text-secondary); line-height: 1.62; }
.hero-extras strong { color: var(--text-primary); font-weight: 700; }
.hero-close {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-sm);
  padding: 20px 24px; max-width: 520px; margin-bottom: 32px;
  font-size: 16px; font-weight: 400; line-height: 1.55; color: var(--text-primary);
}
.hero-close strong { font-weight: 700; color: var(--orange-sahel); }
.hero-actions { display: flex; flex-direction: column; gap: 20px; }

/* tuiles QR de téléchargement */
.qr-row { display: flex; gap: 14px; }
.qr-tile {
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 12px 18px 11px;
  box-shadow: var(--shadow-sm);
}
.qr-tile img { width: 92px; height: 92px; }
.qr-tile .qr-store {
  font-family: var(--font-display); font-weight: 700; font-size: 13px;
  color: var(--text-primary);
}
.qr-tile .qr-hint {
  font-family: var(--font-mono); font-size: 8.5px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--text-tertiary);
}
.cta-final .qr-row { justify-content: center; margin-top: 26px; position: relative; }
.cta-final .qr-tile { background: var(--nuit-elevated); border-color: var(--nuit-border); box-shadow: none; }
.cta-final .qr-tile .qr-store { color: var(--nuit-text); }
.cta-final .qr-tile .qr-hint { color: var(--nuit-text-2); }

/* phone mockup */
.hero-visual { position: relative; display: flex; justify-content: center; isolation: isolate; }
.hero-visual::before { /* le soleil, plein, derrière le téléphone */
  content: ""; position: absolute; z-index: -1;
  left: 50%; bottom: -170px; transform: translateX(-50%);
  width: min(560px, 118%); aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle at 38% 32%, #F4A56B 0%, var(--orange-sahel) 48%, var(--orange-hover) 100%);
  box-shadow: 0 30px 80px rgba(232,116,31,.35);
}
/* Le cadre est un padding (--bezel) AUTOUR de la capture : l'écran 390×844 est affiché
   entier, sans zoom ni rognage — le cadre ne recouvre jamais le contenu. */
.phone {
  --r: 44px; --bezel: 12px;
  width: min(360px, 82vw); padding: var(--bezel); position: relative;
  border-radius: var(--r); background: var(--bleu-nuit);
  box-shadow: var(--shadow-phone), inset 0 0 0 2px #0A1729;
  transform: rotate(2.5deg);
}
.phone img {
  display: block; width: 100%; height: auto;
  border-radius: calc(var(--r) - var(--bezel));
}
/* boutons latéraux du téléphone */
.phone::before, .phone::after {
  content: ""; position: absolute; width: 3px; background: #0A1729; border-radius: 3px;
}
.phone::before { left: -3px; top: 21%; height: 7%; box-shadow: 0 calc(100% + 12px) 0 #0A1729; }
.phone::after { right: -3px; top: 25%; height: 12%; }
.hero .phone { animation: float 7s ease-in-out infinite; }
@keyframes float {
  0%, 100% { transform: rotate(2.5deg) translateY(0); }
  50% { transform: rotate(2.5deg) translateY(-14px); }
}
/* cartes flottantes */
.float-card {
  position: absolute; background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: 12px 18px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 600;
  display: flex; align-items: center; gap: 10px;
  animation: float 6s ease-in-out infinite;
}
.float-card.fc-xp { top: 14%; right: -2%; color: var(--orange-sahel); animation-delay: -2s; }
.float-card.fc-grade { bottom: 18%; left: -6%; color: var(--bleu-nuit); animation-delay: -4s; }
.float-card .stars { color: var(--ocre); letter-spacing: 2px; }

/* ════════ SECTIONS COMMUNES ════════ */
section { padding: 96px 0; position: relative; }
.section-head { max-width: 700px; margin-bottom: 60px; }
.section-head h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(32px, 4.1vw, 54px); line-height: 1.04;
  letter-spacing: var(--tracking-hero); margin: 18px 0 16px;
}
.section-head p { font-size: 17px; color: var(--text-secondary); }

/* ── séparateur soleil-horizon ── */
.divider {
  display: flex; align-items: center; gap: 22px;
  margin-bottom: 52px;
}
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; }
.divider::before { background: linear-gradient(90deg, transparent, var(--border-strong)); }
.divider::after { background: linear-gradient(90deg, var(--border-strong), transparent); }
.divider svg { width: 44px; height: 25px; flex-shrink: 0; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s cubic-bezier(.22,.9,.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal[data-delay="3"] { transition-delay: .36s; }

/* ════════ PREUVE SOCIALE (bande) ════════ */
.proof { padding: 0; }
.proof-band { /* le sol, juste sous l'horizon */
  background: var(--bg-inset); border-bottom: 1px solid var(--border);
  padding: 30px 0;
}
.proof-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  text-align: center;
}
.proof-item .pi-icon {
  width: 28px; height: 28px; margin: 0 auto 8px; display: block;
  color: var(--orange-hover);
}
.proof-item .pi-num {
  font-family: var(--font-display); font-weight: 800; font-size: 30px;
  letter-spacing: var(--tracking-title); color: var(--bleu-nuit);
}
.proof-item .pi-num em { font-style: normal; color: var(--orange-sahel); }
.proof-item .pi-label {
  font-family: var(--font-mono); font-size: 10px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase; color: var(--text-tertiary);
  margin-top: 4px;
}
.proof-link {
  text-decoration: none; display: block; border-radius: var(--radius-lg);
  padding: 8px 6px; margin: -8px -6px;
  transition: background .18s ease;
}
.proof-link .pi-label { color: var(--orange-hover); }
.proof-link .pl-arrow { display: inline-block; transition: transform .18s ease; }
.proof-link:hover { background: var(--orange-bg); }
.proof-link:hover .pl-arrow { transform: translateX(4px); }

/* ════════ FEATURES ════════ */
.feature-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center; padding: 56px 0;
}
.feature-row + .feature-row { border-top: 1px dashed var(--border); }
.feature-row:nth-child(even) .feature-visual { order: -1; }
.feature-num {
  font-family: var(--font-mono); font-size: 12px; font-weight: 600;
  color: var(--text-tertiary); letter-spacing: .18em;
}
.feature-text h3 {
  font-family: var(--font-display); font-weight: 700; font-size: 30px;
  letter-spacing: var(--tracking-title); line-height: 1.15; margin: 12px 0 14px;
}
.feature-text p { color: var(--text-secondary); font-size: 16.5px; max-width: 460px; }
.feature-points { list-style: none; margin-top: 22px; display: flex; flex-direction: column; gap: 12px; }
.feature-points li { display: flex; gap: 12px; align-items: flex-start; font-size: 15.5px; }
.feature-points li::before {
  content: "→"; color: var(--orange-sahel); font-weight: 700; flex-shrink: 0;
  font-family: var(--font-mono);
}
.feature-visual { display: flex; justify-content: center; position: relative; }
.feature-visual .phone {
  --r: 38px; --bezel: 10px;
  width: min(320px, 74vw); transform: rotate(-2deg);
}
.feature-row:nth-child(even) .feature-visual .phone { transform: rotate(2deg); }
/* derrière chaque téléphone : un soleil pâle et sa ligne d'horizon. Le soleil est un
   peu plus haut à chaque rangée (--sun-rise) — « chaque jour, un niveau de plus ». */
.feature-visual { isolation: isolate; padding: 24px 0; }
.feature-visual::after {
  content: ""; position: absolute; z-index: -1;
  left: 50%; transform: translateX(-50%);
  bottom: calc(-4% + var(--sun-rise, 0%));
  width: min(440px, 96%); aspect-ratio: 1; border-radius: 50%;
  background: rgba(232,116,31,.15);
}
.feature-visual::before { /* horizon */
  content: ""; position: absolute; z-index: -1; left: -8%; right: -8%;
  bottom: calc(18% + var(--sun-rise, 0%)); height: 2px;
  background: var(--bleu-nuit); opacity: .28;
}
.feature-row:nth-child(4) .feature-visual { --sun-rise: 6%; }
.feature-row:nth-child(5) .feature-visual { --sun-rise: 12%; }
.feature-row:nth-child(6) .feature-visual { --sun-rise: 18%; }
.feature-row:nth-child(7) .feature-visual { --sun-rise: 24%; }
.feature-row:nth-child(8) .feature-visual { --sun-rise: 30%; }

/* ════════ CITATION NEUROSCIENCES — rotation sous le menu ════════ */
/* La nuit : bandeau bleu nuit étoilé, avant le lever de soleil du hero. */
.neuro {
  padding: 134px 0 44px; position: relative; overflow: hidden;
  background: var(--nuit-bg); color: var(--nuit-text);
}
.neuro::before { /* étoiles */
  content: ""; position: absolute; inset: 0; opacity: .55; pointer-events: none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 68%, #C9B898 50%, transparent 51%),
    radial-gradient(2px 2px at 44% 12%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 61% 41%, #C9B898 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 78% 18%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 89% 55%, #C9B898 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 67% 80%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 8% 85%, #C9B898 50%, transparent 51%);
}
.neuro::after { /* lueur de l'aube, en bas du bandeau */
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 120px; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(232,116,31,.14));
}
.neuro .container { position: relative; }
.neuro-head { text-align: center; margin-bottom: 26px; }
.neuro-head .hud { color: var(--orange-subtle); }
.neuro-head .hud::before { background: var(--orange-subtle); }
.neuro-rotator { position: relative; min-height: 118px; }
.quote-slide {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  text-align: center; opacity: 0; transition: opacity .6s ease;
  pointer-events: none;
}
.quote-slide.active { opacity: 1; pointer-events: auto; }
.quote-slide blockquote {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(21px, 2.5vw, 28px); line-height: 1.3; letter-spacing: var(--tracking-title);
  color: var(--nuit-text); max-width: 820px; margin: 0 auto;
}
.quote-slide blockquote::before { content: "« "; color: var(--orange-sahel); }
.quote-slide blockquote::after { content: " »"; color: var(--orange-sahel); }
.quote-slide figcaption { display: flex; flex-direction: column; gap: 4px; align-items: center; }
.q-author {
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  color: var(--orange-subtle);
}
.q-ref {
  font-family: var(--font-mono); font-size: 10px; line-height: 1.6;
  letter-spacing: .04em; color: var(--nuit-text-2); max-width: 640px;
}
.neuro-dots { display: flex; gap: 10px; justify-content: center; margin-top: 18px; position: relative; }
.neuro-dot {
  width: 8px; height: 8px; border-radius: 50%; border: none; padding: 0;
  background: var(--nuit-border); cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.neuro-dot:hover { background: var(--orange-subtle); }
.neuro-dot.active { background: var(--orange-sahel); transform: scale(1.3); }

/* ════════ LES RÈGLES ════════ */
.regles-manifesto {
  font-size: 21px; font-style: italic; line-height: 1.5;
  color: var(--text-primary); max-width: 660px;
  border-left: 3px solid var(--orange-sahel); padding-left: 20px;
  margin: 22px 0 26px;
}
.regles-manifesto .qm { color: var(--orange-sahel); font-weight: 700; }
.regles-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.regle-card {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 30px 28px 28px;
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
  display: flex; flex-direction: column; gap: 14px;
  transition: transform .18s ease, box-shadow .18s ease;
}
.regle-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.regle-card.span2 { grid-column: span 2; }
.regle-card.span3 { grid-column: span 3; }
.regle-card.span4 { grid-column: span 4; }
.regle-card.span6 { grid-column: span 6; }
.regle-num {
  font-family: var(--font-mono); font-size: 10px; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase; color: var(--orange-sahel);
}
.regle-card h3 {
  font-family: var(--font-display); font-weight: 700; font-size: 20px;
  letter-spacing: var(--tracking-title); line-height: 1.2;
}
.regle-card p { font-size: 15px; color: var(--text-secondary); }
.regle-card p + p { margin-top: 12px; }
.xp-callout {
  display: flex; gap: 18px; align-items: flex-start;
  background: var(--orange-bg); border: 1.5px solid var(--orange-subtle);
  border-left: 5px solid var(--orange-sahel);
  border-radius: var(--radius-lg); padding: 22px 26px; margin-bottom: 30px;
}
.xp-callout .xpc-icon { font-size: 30px; line-height: 1; flex-shrink: 0; }
.xp-callout h3 {
  font-family: var(--font-display); font-weight: 800; font-size: 18px;
  color: var(--text-primary); margin-bottom: 6px; letter-spacing: var(--tracking-title);
}
.xp-callout p { font-size: 15px; line-height: 1.55; color: var(--text-secondary); }
.xp-callout strong { color: var(--orange-hover); font-weight: 700; }
.regle-visu { display: flex; align-items: center; justify-content: center; gap: 18px; padding: 12px 0 4px; margin-top: auto; }

/* +1 point */
.vp-badge {
  width: 86px; height: 86px; border-radius: 50%; position: relative;
  background: var(--orange-sahel); color: var(--text-on-orange);
  font-family: var(--font-display); font-weight: 800; font-size: 34px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 26px rgba(232,116,31,.35);
}
.vp-badge::after {
  content: "✓"; position: absolute; right: -7px; top: -4px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--success); color: #FCF6E9;
  font-size: 17px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border: 3px solid var(--bg-elevated);
}

/* timer */
.visu-timer { flex-direction: row; width: 100%; }
.visu-timer svg { width: 72px; height: 72px; flex-shrink: 0; }
.tw-hand {
  transform-box: view-box; transform-origin: 50% 56%;
  animation: tw-sweep 5s linear infinite;
}
@keyframes tw-sweep { to { transform: rotate(360deg); } }
.timer-track {
  display: flex; flex: 1; border-radius: var(--radius-full); overflow: hidden;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; text-align: center;
}
.tt-seg { padding: 13px 10px; white-space: nowrap; }
.tt-full { flex: 1.5; background: var(--orange-sahel); color: var(--text-on-orange); }
.tt-half { flex: 1; background: var(--bg-inset); color: var(--text-secondary); border: 1.5px dashed var(--border-strong); border-left: none; border-radius: 0 999px 999px 0; }
.tt-seg b { font-size: 13px; }

/* cahiers + lecture */
.regle-visu svg.illu { width: 130px; height: 86px; }

/* 6 · 8 · 6 */
.visu-686 { flex-direction: column; gap: 12px; width: 100%; }
.bar686 {
  display: flex; width: 100%; gap: 5px;
}
.seg686 {
  border-radius: var(--radius-md); padding: 16px 10px 13px;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  min-width: 0;
}
.seg686 b { font-family: var(--font-display); font-weight: 800; font-size: 30px; line-height: 1; }
.seg686 span {
  font-family: var(--font-mono); font-size: 9.5px; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; white-space: nowrap;
}
.s-easy { flex: 6; background: var(--orange-subtle); color: #7A3A0C; }
.s-mid  { flex: 8; background: var(--orange-sahel); color: var(--text-on-orange); }
.s-hard { flex: 6; background: var(--bleu-nuit); color: var(--nuit-text); }
.total686 {
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase; color: var(--text-tertiary);
}
.total686 b { color: var(--orange-hover); }

/* ════════ PROGRAMME NATIONAL ════════ */
.programme { background: var(--bg-inset); }
.programme-grid {
  display: grid; grid-template-columns: 320px 1fr; gap: 72px;
  align-items: center;
}
.programme-seal { display: flex; justify-content: center; }
.programme-seal svg { width: 270px; height: 270px; }
.seal-ring {
  transform-origin: 50% 50%;
  animation: seal-spin 50s linear infinite;
}
@keyframes seal-spin { to { transform: rotate(360deg); } }
.programme .section-head { margin-bottom: 0; max-width: none; }
.prog-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 30px; }
.prog-card {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease;
}
.prog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.prog-card .pc-icon {
  width: 46px; height: 46px; border-radius: var(--radius-md);
  background: var(--orange-bg); color: var(--orange-hover);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.prog-card .pc-icon svg { width: 24px; height: 24px; }
.prog-card h4 {
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
  letter-spacing: var(--tracking-title); line-height: 1.25; margin-bottom: 9px;
}
.prog-card p { font-size: 15px; color: var(--text-secondary); }

/* ════════ DÉMO — nuit du désert ════════ */
.demo {
  background: var(--nuit-bg); color: var(--nuit-text);
  overflow: hidden;
}
.demo::before { /* étoiles */
  content: ""; position: absolute; inset: 0; opacity: .5; pointer-events: none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 68%, #C9B898 50%, transparent 51%),
    radial-gradient(2px 2px at 44% 12%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 61% 41%, #C9B898 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 78% 18%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 89% 55%, #C9B898 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 67% 80%, #F4EAD5 50%, transparent 51%),
    radial-gradient(1px 1px at 8% 85%, #C9B898 50%, transparent 51%);
}
.demo .section-head h2 { color: var(--nuit-text); }
.demo .section-head p { color: var(--nuit-text-2); }
.demo-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.demo .phone {
  box-shadow: 0 24px 64px rgba(0,0,0,.5), inset 0 0 0 2px #1A2E50;
  background: var(--nuit-inset); transform: none;
}
/* carrousel d'écrans en fondu : l'écran garde le ratio 390×844 dans le cadre */
.demo-screens {
  position: relative; aspect-ratio: 390 / 844; overflow: hidden;
  border-radius: calc(var(--r) - var(--bezel));
}
.demo-screens img {
  position: absolute; inset: 0; width: 100%; height: 100%; border-radius: 0;
  object-fit: cover; opacity: 0; transition: opacity .8s ease;
}
.demo-screens img.active { opacity: 1; }
.demo-steps { display: flex; flex-direction: column; gap: 6px; }
.demo-step {
  display: flex; gap: 20px; padding: 22px 24px; border-radius: var(--radius-xl);
  cursor: pointer; transition: background .25s ease;
  border: 1px solid transparent;
}
.demo-step.active { background: var(--nuit-elevated); border-color: var(--nuit-border); }
.demo-step .ds-num {
  font-family: var(--font-mono); font-weight: 600; font-size: 13px;
  color: var(--orange-sahel); padding-top: 3px;
}
.demo-step h4 {
  font-family: var(--font-display); font-weight: 700; font-size: 19px;
  letter-spacing: var(--tracking-title); margin-bottom: 4px;
}
.demo-step p { color: var(--nuit-text-2); font-size: 15px; }
/* barre de progression du step actif */
.demo-step .ds-bar {
  height: 3px; border-radius: 2px; background: var(--nuit-border);
  margin-top: 14px; overflow: hidden; display: none;
}
.demo-step.active .ds-bar { display: block; }
.demo-step .ds-bar i {
  display: block; height: 100%; width: 0; background: var(--orange-sahel);
}
.demo-step.active .ds-bar i { animation: dsbar 5s linear forwards; }
@keyframes dsbar { to { width: 100%; } }

/* pyramide des grades */
.grades {
  margin-top: 84px; padding-top: 64px; border-top: 1px solid var(--nuit-border);
}
.grades-label { color: var(--orange-subtle); margin-bottom: 36px; }
.grades-track {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px;
  align-items: end;
}
.grade {
  background: var(--nuit-elevated); border: 1px solid var(--nuit-border);
  border-radius: var(--radius-lg); padding: 18px 10px 14px; text-align: center;
  transition: transform .2s ease, border-color .2s ease;
}
.grade:hover { transform: translateY(-6px); border-color: var(--orange-sahel); }
.grade .g-icon { display: flex; justify-content: center; margin-bottom: 8px; color: var(--orange-subtle); }
.grade .g-icon svg { width: 26px; height: 26px; }
.grade:nth-child(6) .g-icon { color: var(--orange-sahel); }
.grade .g-stars { color: var(--ocre); font-size: 12px; letter-spacing: 1px; margin-bottom: 8px; }
.grade .g-name {
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
}
.grade .g-xp {
  font-family: var(--font-mono); font-size: 10px; color: var(--nuit-text-2);
  margin-top: 4px; letter-spacing: .06em;
}
.grade:nth-child(1) { padding-top: 18px; }
.grade:nth-child(2) { padding-top: 26px; }
.grade:nth-child(3) { padding-top: 34px; }
.grade:nth-child(4) { padding-top: 42px; }
.grade:nth-child(5) { padding-top: 50px; }
.grade:nth-child(6) {
  padding-top: 58px; border-color: var(--orange-sahel);
  background: linear-gradient(180deg, rgba(232,116,31,.18), var(--nuit-elevated));
}

/* ════════ PRICING ════════ */
.pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
  align-items: stretch;
}
.price-card {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 28px 20px 24px;
  display: flex; flex-direction: column; position: relative;
  transition: transform .2s ease, box-shadow .2s ease;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.price-card.featured {
  border: 2px solid var(--orange-sahel);
  box-shadow: 0 12px 40px rgba(232,116,31,.18);
}
.price-card .pc-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--orange-sahel); color: var(--text-on-orange);
  font-family: var(--font-mono); font-size: 9px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  padding: 6px 13px; border-radius: var(--radius-full); white-space: nowrap;
}
.price-card .pc-name {
  font-family: var(--font-mono); font-size: 10px; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase; color: var(--text-secondary);
  min-height: 26px;
}
.price-card .pc-price {
  font-family: var(--font-display); font-weight: 800; font-size: 30px;
  letter-spacing: var(--tracking-title); margin: 12px 0 2px; line-height: 1;
}
.price-card .pc-price small {
  font-size: 13px; font-weight: 600; color: var(--text-secondary); letter-spacing: 0;
}
.price-card .pc-per { font-size: 13px; color: var(--text-tertiary); margin-bottom: 20px; }
.price-card ul { list-style: none; display: flex; flex-direction: column; gap: 11px; margin-bottom: 26px; flex: 1; }
.price-card li { display: flex; gap: 9px; font-size: 13.5px; line-height: 1.45; align-items: flex-start; }
.price-card li::before {
  content: "✓"; font-weight: 700; color: var(--orange-sahel); flex-shrink: 0;
}
.price-card li.off { color: var(--text-tertiary); }
.price-card li.off::before { content: "—"; color: var(--text-tertiary); }
.price-card .btn { width: 100%; padding: 13px 10px; font-size: 10.5px; letter-spacing: .14em; }
.pricing-note {
  margin-top: 32px; text-align: center;
  font-size: 14.5px; color: var(--text-secondary);
}
.pricing-note .pay-icons {
  display: inline-flex; gap: 8px; vertical-align: middle; margin-left: 6px;
}

/* ════════ QUI SOMMES-NOUS ════════ */
.apropos-card {
  max-width: 760px; margin: 0 auto; text-align: center;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-2xl); padding: 40px 36px;
  box-shadow: var(--shadow-sm);
}
.apropos-card p { font-size: 17px; line-height: 1.6; color: var(--text-secondary); margin-bottom: 26px; }
.apropos-card p strong a { color: var(--orange-sahel); font-weight: 800; }
.apropos-card p strong a:hover { text-decoration: underline; }

/* ════════ TÉMOIGNAGES ════════ */
.temoignages { background: var(--bg-inset); }
.temo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.temo-card {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 28px 24px;
  display: flex; flex-direction: column; gap: 18px;
  box-shadow: var(--shadow-sm);
}
.temo-card .t-stars { color: var(--ocre); font-size: 15px; letter-spacing: 3px; }
.temo-card blockquote { font-size: 15px; line-height: 1.6; flex: 1; }
.temo-card blockquote::before { content: "« "; color: var(--orange-sahel); font-weight: 700; }
.temo-card blockquote::after { content: " »"; color: var(--orange-sahel); font-weight: 700; }
.temo-who { display: flex; align-items: center; gap: 14px; }
.temo-who .tw-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--orange-sahel); color: var(--text-on-orange);
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
}
.temo-who .tw-avatar.b2 { background: var(--bleu-nuit); }
.temo-who .tw-avatar.b3 { background: var(--ocre); }
.temo-who .tw-avatar.b4 { background: var(--success); }
.temo-who .tw-name { font-weight: 700; font-size: 15px; }
.temo-who .tw-role {
  font-family: var(--font-mono); font-size: 10.5px; color: var(--text-tertiary);
  letter-spacing: .1em; text-transform: uppercase;
}

/* ════════ FAQ ════════ */
.faq-list { max-width: 760px; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item summary {
  list-style: none; cursor: pointer; display: flex; align-items: center;
  justify-content: space-between; gap: 20px; padding: 26px 4px;
  font-family: var(--font-display); font-weight: 700; font-size: 18.5px;
  letter-spacing: var(--tracking-title);
  transition: color .15s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--orange-sahel); }
.faq-item summary .faq-plus {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 16px; font-weight: 500;
  transition: transform .25s ease, background .2s ease, color .2s ease;
}
.faq-item[open] summary { color: var(--orange-sahel); }
.faq-item[open] summary .faq-plus {
  transform: rotate(45deg); background: var(--orange-sahel);
  border-color: var(--orange-sahel); color: var(--text-on-orange);
}
.faq-item .faq-body {
  padding: 0 4px 28px; color: var(--text-secondary); font-size: 16px;
  max-width: 640px;
}

/* ════════ CTA FINAL ════════ */
.cta-final {
  background: var(--bleu-nuit); color: var(--nuit-text);
  border-radius: var(--radius-2xl);
  margin: 0 24px; padding: 0;
  position: relative; overflow: hidden;
}
.cta-inner {
  max-width: 720px; margin: 0 auto; text-align: center;
  padding: 88px 32px 92px; position: relative;
}
.cta-final::before { /* halo du crépuscule */
  content: ""; position: absolute; left: 50%; bottom: -260px; transform: translateX(-50%);
  width: 900px; height: 900px; border-radius: 50%;
  background: radial-gradient(circle, rgba(232,116,31,.42) 0%, rgba(232,116,31,.12) 48%, transparent 68%);
}
.cta-final::after { /* le soleil, plein, à l'horizon */
  content: ""; position: absolute; left: 50%; bottom: -560px; transform: translateX(-50%);
  width: 680px; height: 680px; border-radius: 50%;
  background: radial-gradient(circle at 50% 20%, #F4A56B, var(--orange-sahel) 55%, var(--orange-hover));
}
.cta-inner { z-index: 1; }
.cta-final h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(30px, 4vw, 50px); letter-spacing: var(--tracking-hero);
  line-height: 1.05; margin: 20px 0 16px;
}
.cta-final .hud { color: var(--orange-subtle); }
.cta-final p { color: var(--nuit-text-2); font-size: 17px; max-width: 480px; margin: 0 auto 38px; }
.cta-final .store-badges { justify-content: center; margin-top: 30px; }
.cta-final .store-badge { background: var(--nuit-elevated); border: 1px solid var(--nuit-border); }

/* ════════ FOOTER ════════ */
.footer {
  padding: 72px 0 36px; margin-top: 96px; position: relative;
  border-top: 3px solid var(--bleu-nuit);
}
.footer::before { /* le soleil posé sur l'horizon du pied de page */
  content: ""; position: absolute; top: -3px; left: 50%; transform: translate(-50%, -100%);
  width: 60px; height: 30px; border-radius: 30px 30px 0 0; background: var(--orange-sahel);
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 56px;
}
.footer-brand p {
  color: var(--text-secondary); font-size: 14.5px; max-width: 280px; margin-top: 16px;
}
.footer h5 {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 600;
  letter-spacing: .22em; text-transform: uppercase; color: var(--text-tertiary);
  margin-bottom: 18px;
}
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.footer ul a {
  text-decoration: none; color: var(--text-secondary); font-size: 14.5px;
  transition: color .15s ease;
}
.footer ul a:hover { color: var(--orange-sahel); }
.footer-social { display: flex; gap: 12px; margin-top: 20px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  transition: all .15s ease; color: var(--text-primary);
}
.footer-social a:hover { background: var(--orange-sahel); border-color: var(--orange-sahel); color: var(--text-on-orange); }
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary);
  letter-spacing: .06em;
}
.footer-bottom .sun-mini { color: var(--orange-sahel); }

/* ════════ RESPONSIVE ════════ */
@media (max-width: 1140px) {
  /* nav : bascule en menu déroulant (burger) dès que l'espace devient juste */
  .nav-burger { display: flex; }
  .nav-links {
    position: absolute; top: 100%; left: 24px; right: 24px; flex: none;
    background: var(--bg-elevated); border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    flex-direction: column; align-items: stretch; gap: 0; padding: 8px 0 14px;
    display: none; box-shadow: var(--shadow-lg); overflow: hidden;
  }
  .nav.open .nav-links { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a:not(.nav-cta) { display: block; padding: 14px 28px; border-radius: 0; }
  .nav-links a:not(.nav-cta)::after { display: none; }
  .nav-links .nav-cta { margin: 12px 24px 4px; display: flex; }

  .pricing-grid { grid-template-columns: 1fr 1fr; max-width: 720px; margin: 0 auto; gap: 18px; }
  .price-card.featured { order: -1; grid-column: 1 / -1; }
  .temo-grid { grid-template-columns: 1fr 1fr; max-width: 720px; margin: 0 auto; }
}
@media (max-width: 640px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 460px; }
  .price-card.featured { grid-column: auto; }
  .temo-grid { grid-template-columns: 1fr; max-width: 460px; }
}
@media (max-width: 960px) {
  .hero-grid, .demo-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero { padding-top: 60px; }
  .hero-visual { order: 1; }
  .feature-row { grid-template-columns: 1fr; gap: 40px; padding: 48px 0; }
  .feature-row:nth-child(even) .feature-visual { order: 0; }
  .programme-grid { grid-template-columns: 1fr; gap: 44px; }
  .programme-seal svg { width: 210px; height: 210px; }
  .prog-cards { grid-template-columns: 1fr; }
  .regles-grid { grid-template-columns: 1fr; }
  .regles-grid .regle-card { grid-column: auto; }
  .seg686 span { font-size: 8px; letter-spacing: .06em; }
  .neuro-rotator { min-height: 230px; }
  .hero-grid { padding-bottom: 60px; }
  .hero-visual::before { bottom: -120px; width: min(460px, 118%); }
  .feature-visual::before { left: 0; right: 0; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .grades-track { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .grade { padding-top: 18px !important; }
  .footer-grid { grid-template-columns: 1fr 1fr; }

  /* sur mobile on tape le badge, on ne scanne pas son propre écran */
  .qr-row { display: none; }
}
@media (max-width: 560px) {
  section { padding: 72px 0; }
  .hero h1 .accent { white-space: normal; }
  .hero h1 .accent svg { display: none; }
  .cta-final { margin: 0 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .float-card.fc-grade { left: 0; }
  .float-card.fc-xp { right: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}