/* ═══════════════════════════════════════════════════════════════
   EVOLYTICS — feuille de style (v3, harmonieuse)
   Charte : émeraude #059669 · noir #0A0A0A · fonds clairs
   Playfair Display / Satoshi / JetBrains Mono (auto-hébergées)
   ═══════════════════════════════════════════════════════════════ */

/* ---------- Fonts ---------- */
@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/playfair-normal.woff2') format('woff2');
  font-weight: 400 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Playfair Display';
  src: url('/assets/fonts/playfair-italic.woff2') format('woff2');
  font-weight: 400 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'Satoshi';
  src: url('/assets/fonts/satoshi-normal.woff2') format('woff2');
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Satoshi';
  src: url('/assets/fonts/satoshi-italic.woff2') format('woff2');
  font-weight: 300 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/assets/fonts/jetbrains-mono-normal.woff2') format('woff2');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --green: #059669;
  --green-deep: #047857;
  --green-pale: #D1FAE5;

  --ink: #0A0A0A;
  --ink-2: #383B3E;
  --ink-3: #55595D;

  --paper: #FFFFFF;
  --tint: #F2F5F3;

  --hairline: rgba(10, 10, 10, 0.14);
  --hairline-onGreen: rgba(255, 255, 255, 0.22);

  --f-display: 'Playfair Display', 'Georgia', serif;
  --f-sans: 'Satoshi', 'Helvetica Neue', Arial, sans-serif;
  --f-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  --r-btn: 999px;
  --r-card: 16px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-1: 0.3s;

  --gutter: clamp(1.25rem, 2.5vw, 2.5rem);
  --max-w: none;
  --pad-section: clamp(4.5rem, 9vw, 8rem);
}

/* ---------- Reset minimal ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  overflow-x: clip;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button, input { font: inherit; color: inherit; }
sup { font-size: 0.6em; }
::selection { background: var(--green); color: #fff; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- Conteneurs & thèmes ---------- */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: 1400px; }

.s-light { background: var(--paper); color: var(--ink); }
.s-tint  { background: var(--tint); color: var(--ink); }
.s-green { background: var(--green-deep); color: rgba(255,255,255,0.95); }
.s-green ::selection { background: #fff; color: var(--green-deep); }

/* ---------- Petits labels — élégants, sans esprit "code" ---------- */
.mono-label {
  font-family: var(--f-sans);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink-3);
}
.s-green .mono-label { color: rgba(255, 255, 255, 0.7); }
.mono-label--accent { color: var(--green); }


/* ---------- Titres — échelle mesurée ---------- */
h1, h2, h3 {
  font-family: var(--f-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
h2 { font-size: clamp(2.1rem, 1.4rem + 2.7vw, 3.6rem); }
h2 em, h1 em { font-style: italic; font-weight: 500; }

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.25rem, 3vw, 3rem);
  align-items: start;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-num {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--green);
  border-top: 2px solid var(--green);
  padding-top: 0.65rem;
  min-width: 3.4rem;
}
.section-sub {
  margin-top: 1rem;
  max-width: 52ch;
  color: var(--ink-2);
  font-size: 1.06rem;
  line-height: 1.6;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.55rem;
  border-radius: var(--r-btn);
  font-weight: 600;
  font-size: 0.92rem;
  position: relative;
  overflow: hidden;
  transition: color var(--dur-1) var(--ease-out), box-shadow var(--dur-1) ease;
  white-space: nowrap;
}
.btn::after {
  content: '';
  position: absolute; inset: 0;
  background: var(--ink);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--dur-1) var(--ease-out);
  border-radius: inherit;
}
.btn > * { position: relative; z-index: 1; }
.btn svg { transition: transform var(--dur-1) var(--ease-out); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary { background: var(--green); color: #fff; box-shadow: 0 8px 20px -10px rgba(5,150,105,0.55); }
.btn--primary:hover::after { transform: scaleY(1); }

.btn--onGreen { background: #fff; color: var(--green-deep); }
.btn--onGreen::after { background: var(--ink); }
.btn--onGreen:hover { color: #fff; }
.btn--onGreen:hover::after { transform: scaleY(1); }

.btn--outline {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(10,10,10,0.2);
  padding: 0.58rem 1.2rem;
  font-size: 0.86rem;
}
.btn--outline::after { background: var(--ink); }
.btn--outline:hover { color: #fff; }
.btn--outline:hover::after { transform: scaleY(1); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--ink);
  padding-bottom: 0.15rem;
  position: relative;
}
.link-arrow::before {
  content: '';
  position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform-origin: right;
  transition: transform var(--dur-1) var(--ease-out);
}
.link-arrow:hover::before { transform: scaleX(0.35); }
.link-arrow::after {
  content: '→';
  font-family: var(--f-sans);
  transition: transform var(--dur-1) var(--ease-out);
}
.link-arrow:hover::after { transform: translateX(5px); }
.link-arrow--light { color: #fff; }

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 2px;
}
.s-green :focus-visible { outline-color: #fff; }

/* ═══════════════ HEADER — navbar flottante ═══════════════
   Capsule détachée du haut de page : logo, liens au halo
   liquide, bouton d'action. Sobre et nette. */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 110;
  padding: 0.9rem var(--gutter) 0;
  pointer-events: none;
}
.site-header__inner {
  pointer-events: auto;
  max-width: none;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.5rem 0.55rem 0.5rem 1.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: inset 0 0 0 1px rgba(10, 10, 10, 0.08);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.is-scrolled .site-header__inner {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: inset 0 0 0 1px rgba(10, 10, 10, 0.11);
}
.btn--nav { padding: 0.62rem 1.3rem; font-size: 0.88rem; box-shadow: none; }

/* Logo : mot-symbole Playfair au dégradé émeraude-noir,
   défilement droite → gauche (identique à l'ancien site) */
.brand {
  display: inline-block;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  line-height: 1.25;
  padding-bottom: 0.06em;
  background: linear-gradient(90deg,
    var(--green) 0%,
    var(--ink) 50%,
    var(--green) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: brand-flow 4s linear infinite;
}
@keyframes brand-flow {
  to { background-position: 200% center; }
}
.brand__dot { color: inherit; }


/* ═══════════════ NAV — liens au halo liquide ═══════════════
   Les liens vivent dans la barre ; un halo émeraude glisse et
   s'étire vers le lien survolé, puis revient sur la page active. */
.nav {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.1rem;
}
.nav a {
  position: relative;
  z-index: 1;
  display: block;
  padding: 0.52rem 1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-2);
  white-space: nowrap;
  transition: color 0.25s ease;
}
.nav a:hover { color: var(--ink); }
.nav a[aria-current] {
  color: var(--green-deep);
  font-weight: 600;
}
.nav a[aria-current]::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0.28rem;
  transform: translateX(-50%);
  width: 1.1em;
  height: 2px;
  border-radius: 1px;
  background: var(--green);
}
.nav__blob {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0;
  border-radius: 999px;
  background: rgba(5, 150, 105, 0.12);
  box-shadow: inset 0 0 0 1px rgba(5, 150, 105, 0.2);
  transition: transform 0.45s cubic-bezier(0.3, 1.3, 0.4, 1), width 0.45s cubic-bezier(0.3, 1.3, 0.4, 1), opacity 0.3s ease;
  will-change: transform, width;
  opacity: 0;
}
.nav.has-blob .nav__blob { opacity: 1; }

@media (max-width: 980px) {
  .site-header { padding-top: 0.7rem; }
  .site-header__inner { flex-wrap: wrap; row-gap: 0; padding: 0.5rem 0.55rem 0.4rem 1.2rem; border-radius: 24px; }
  .nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .nav::-webkit-scrollbar { display: none; }
  /* centré quand ça tient, défilable sinon */
  .nav a:first-child { margin-left: auto; }
  .nav a:last-child { margin-right: auto; }
  .nav a { padding: 0.42rem 0.52rem; font-size: 0.76rem; }
}

/* ═══════════════ HERO — immersif, réseau de données en fond ═══════════════ */
.hero {
  position: relative;
  min-height: min(94vh, 960px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: clamp(6.5rem, 13vh, 9rem);
  padding-bottom: clamp(4rem, 8vh, 6rem);
  overflow: hidden;
  /* lueur émeraude douce + trame de points très discrète */
  background-image:
    radial-gradient(ellipse 60% 55% at 76% 30%, rgba(5, 150, 105, 0.09), transparent 70%),
    radial-gradient(rgba(5, 150, 105, 0.05) 1px, transparent 1px);
  background-size: 100% 100%, 30px 30px;
}
.hero__network {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
/* voile : garde le texte lisible à gauche, laisse vivre le réseau à droite */
.hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(100deg,
    rgba(255, 255, 255, 0.97) 0%,
    rgba(255, 255, 255, 0.86) 38%,
    rgba(255, 255, 255, 0.45) 62%,
    rgba(255, 255, 255, 0.05) 100%);
}
.hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem 3rem;
}
.hero__content { max-width: 880px; flex: 0 1 880px; min-width: 0; }
.hero__title {
  margin-top: 1.2rem;
  font-size: clamp(2.8rem, 1.5rem + 5.2vw, 6.2rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
}
.hero__title em { color: var(--green); }
.accent-dot { color: var(--green); }
.hero__lede {
  margin-top: 1.6rem;
  max-width: 52ch;
  font-size: clamp(1.02rem, 0.95rem + 0.3vw, 1.18rem);
  color: var(--ink-2);
}
.hero__ctas {
  margin-top: 2.1rem;
  display: flex;
  align-items: center;
  gap: 1.6rem;
  flex-wrap: wrap;
}

/* Cartes data flottantes, à droite au-dessus du réseau */
.hero__cards {
  position: relative;
  min-height: clamp(300px, 34vw, 420px);
}
.spark { display: block; }

/* ═══════════════ CLIENTS — ligne discrète en pied de hero ═══════════════
   Les huit références en petit, gris clair, alignées à droite de
   la mention. Fichiers recadrés au pixel ; --ls équilibre le poids
   visuel entre logos compacts et mots-symboles allongés. */
.hero__clients {
  display: grid;
  grid-template-columns: repeat(4, auto);
  align-items: center;
  justify-items: center;
  justify-content: end;
  gap: clamp(1rem, 1.6vw, 1.6rem) clamp(1.6rem, 2.4vw, 3rem);
  margin-left: auto;
  flex-shrink: 0;
  padding-bottom: 0.65rem;
}
/* Silhouettes gris clair uniformes (brightness 0 = aplat, l'opacité
   donne la teinte), légères nuances d'un logo à l'autre ; la 2e
   ligne est décalée vers la gauche pour casser l'alignement.
   Le survol est un fondu enchaîné entre deux calques (silhouette
   grise / logo couleur en ::after) — fluide, sans étape sombre. */
.hero__clients span {
  position: relative;
  display: inline-block;
  line-height: 0;
}
.hero__clients img {
  --lh: clamp(19px, 1.6vw, 28px);
  height: calc(var(--lh) * var(--ls, 1));
  width: auto;
  filter: grayscale(1) brightness(0);
  opacity: 0.42;
}
.hero__clients span:nth-child(odd) img { opacity: 0.48; }
.hero__clients span:nth-child(3n) img { opacity: 0.36; }
.hero__clients span:nth-child(n+5) { transform: translateX(-2.8rem); }
.hero__clients span::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--logo) center / contain no-repeat;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.hero__clients span:hover::after { opacity: 1; }
.hero__clients img[src*="cma-cgm"]        { --ls: 1.12; }
.hero__clients img[src*="pernod-ricard"]  { --ls: 1.05; }
.hero__clients img[src*="la-french-tech"] { --ls: 1.00; }
.hero__clients img[src*="ecosys-group"]   { --ls: 0.97; }
.hero__clients img[src*="mantu"]          { --ls: 0.76; }
.hero__clients img[src*="platypus-craft"] { --ls: 0.76; }
.hero__clients img[src*="la-provence"]    { --ls: 0.68; }
.hero__clients img[src*="everdian"]       { --ls: 0.62; }

/* ═══════════════ IMPACT — scène chiffres épinglée (scroll-scrub) ═══════════════
   La section fait 380vh ; l'écran reste épinglé pendant qu'on la
   traverse. Chaque chiffre occupe la scène seul, sa valeur est
   pilotée par la position de scroll (aucun timer). Fallback
   impact--flat (reduced-motion / capture) : grille statique. */
.impact { height: 380vh; }
.impact__pin {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding-top: clamp(5.5rem, 10vh, 8rem);
}
.impact__top { width: 100%; }
.impact__top .section-head { margin-bottom: 0; }
.impact__stage { position: relative; flex: 1; }
.impact__slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 var(--gutter);
  opacity: 0;
  will-change: opacity, transform;
}
.impact__figure {
  font-family: var(--f-display);
  font-size: clamp(5.5rem, 13vw, 14rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.95;
  color: var(--green-deep);
  font-variant-numeric: tabular-nums;
}
.impact__label {
  margin-top: 1.4rem;
  font-weight: 700;
  font-size: clamp(1.15rem, 1rem + 0.7vw, 1.6rem);
  color: var(--ink);
}
.impact__note {
  margin-top: 0.8rem;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 52ch;
}
.impact__ticks {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  padding-bottom: 2.8rem;
}
.impact__ticks span {
  width: 2.6rem;
  height: 2px;
  border-radius: 1px;
  background: var(--hairline);
  transition: background-color 0.3s ease;
}
.impact__ticks span.is-on { background: var(--green); }
/* Fallback sans scène : tout visible, empilé */
.impact--flat { height: auto; }
.impact--flat .impact__pin { position: static; height: auto; overflow: visible; padding: var(--pad-section) 0; }
.impact--flat .impact__top .section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.impact--flat .impact__stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 4vw, 4rem);
}
.impact--flat .impact__slide { position: static; opacity: 1; }
.impact--flat .impact__ticks { display: none; }

/* ═══════════════ EXPERTISES — grandes lignes interactives ═══════════════ */
.expertises { padding: var(--pad-section) 0; }
.expertises__list { border-top: 1px solid var(--hairline); }
.expertises__list li { border-bottom: 1px solid var(--hairline); }
.expertise {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1.4rem, 3vw, 3.2rem);
  max-width: var(--max-w);
  margin-inline: auto;
  padding: clamp(1.5rem, 2.6vw, 2.3rem) var(--gutter);
  position: relative;
  transition: background-color 0.35s ease;
}
.expertise::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--green);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.35s var(--ease-out);
}
.expertise:hover { background: var(--tint); }
.expertise:hover::before { transform: scaleY(1); }
.expertise__num {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 1.35rem;
  color: var(--ink-3);
  transition: color 0.3s ease;
}
.expertise:hover .expertise__num { color: var(--green); }
.expertise__body { min-width: 0; }
.expertise__title {
  display: block;
  font-family: var(--f-display);
  font-size: clamp(1.6rem, 1.15rem + 1.9vw, 2.6rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--ink);
  transition: transform 0.35s var(--ease-out), color 0.3s ease;
}
.expertise:hover .expertise__title { transform: translateX(10px); color: var(--green-deep); }
.expertise__desc {
  display: block;
  margin-top: 0.5rem;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 62ch;
}
.expertise__arrow {
  color: var(--ink-3);
  width: 26px; height: 26px;
  transition: transform 0.35s var(--ease-out), color 0.3s ease;
}
.expertise:hover .expertise__arrow {
  color: var(--green);
  transform: translateX(6px);
}
.expertises__cta { margin-top: clamp(2rem, 3.5vw, 3rem); }

/* ═══════════════ MANIFESTE — six cartes nettes + citation ═══════════════ */
.manifesto { padding: var(--pad-section) 0; }
.manifesto__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
}
.manifesto__item {
  padding: clamp(1.6rem, 2.4vw, 2.2rem);
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  transition: transform 0.3s var(--ease-out), border-color 0.3s ease, box-shadow 0.3s ease;
}
.manifesto__item:hover {
  transform: translateY(-4px);
  border-color: rgba(5, 150, 105, 0.4);
  box-shadow: 0 18px 40px -28px rgba(5, 150, 105, 0.45);
}
.manifesto__item dt {
  font-weight: 700;
  font-size: 1.14rem;
  color: var(--ink);
  margin-bottom: 0.6rem;
}
.manifesto__item dd {
  font-size: 0.98rem;
  color: var(--ink-2);
  line-height: 1.65;
}

.quote {
  margin-top: clamp(4.5rem, 8vw, 7rem);
}
.quote p {
  font-family: var(--f-display);
  font-size: clamp(1.9rem, 1.25rem + 2.9vw, 3.5rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.quote em { color: var(--green); }
.js .quote .word { opacity: 0.1; transition: opacity 0.5s ease; }
.js .quote .word.is-lit { opacity: 1; }

/* ═══════════════ CAS D'USAGE — cartes riches ═══════════════ */
.cases { padding: var(--pad-section) 0; }
.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
.case {
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: clamp(1.6rem, 2.6vw, 2.3rem);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease, border-color 0.3s ease;
}
.case:hover {
  transform: translateY(-5px);
  border-color: rgba(5, 150, 105, 0.45);
  box-shadow: 0 24px 50px -30px rgba(5, 150, 105, 0.5);
}
.case__meta {
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 0.9rem;
}
.spark--case { width: 100%; height: 56px; }
.case h3 {
  font-size: clamp(1.35rem, 1.05rem + 0.9vw, 1.8rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
}
.case__results {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  font-size: 1rem;
  color: var(--ink-2);
}
.case__results li {
  padding-left: 1.15rem;
  position: relative;
}
.case__results li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.58em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
}
.case__results b { color: var(--ink); font-weight: 700; }
.case__delay { margin-top: auto; color: var(--green-deep); }
.cases__cta { margin-top: clamp(2rem, 4vw, 3rem); }

/* ═══════════════ ROI — le calculateur mis en scène ═══════════════ */
.roi { padding: var(--pad-section) 0; }
.roi__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  overflow: hidden;
  background: #fff;
}
.roi__controls {
  padding: clamp(2rem, 3.4vw, 3.2rem);
  border-right: 1px solid var(--hairline);
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 3.6vw, 2.8rem);
  justify-content: center;
}
.roi__field label {
  display: block;
  font-weight: 700;
  font-size: 1.06rem;
  color: var(--ink);
  margin-bottom: 1.1rem;
}
.roi__slider {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}
.roi__slider output {
  font-family: var(--f-sans);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--green-deep);
  min-width: 3.4ch;
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.roi__bounds {
  display: flex;
  justify-content: space-between;
  margin-top: 0.55rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-3);
}
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: rgba(10, 10, 10, 0.16);
  border-radius: 2px;
  outline-offset: 8px;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--green);
  border: 4px solid #fff;
  box-shadow: 0 2px 8px rgba(10, 10, 10, 0.25);
  transition: transform 0.15s var(--ease-out);
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--green);
  border: 4px solid #fff;
  box-shadow: 0 2px 8px rgba(10, 10, 10, 0.25);
}
input[type="range"]::-moz-range-track {
  height: 4px;
  background: rgba(10, 10, 10, 0.16);
  border-radius: 2px;
}
.roi__result {
  padding: clamp(2rem, 3.4vw, 3.2rem);
  background: var(--green-deep);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}
.roi__intro { font-size: 1.02rem; color: rgba(255,255,255,0.85); }
.roi__amount {
  font-family: var(--f-display);
  font-size: clamp(2.6rem, 1.8rem + 3vw, 4.4rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.05;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.roi__per {
  display: block;
  font-family: var(--f-sans);
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  margin-top: 0.5rem;
}
.roi__hint {
  margin-top: 1rem;
  font-size: 0.98rem;
  color: rgba(255,255,255,0.8);
  max-width: 42ch;
  line-height: 1.6;
}
.roi__result .btn { margin-top: 1.5rem; align-self: flex-start; }
.roi__result .btn--primary { background: #fff; color: var(--green-deep); box-shadow: none; }
.roi__result .btn--primary::after { background: var(--ink); }
.roi__result .btn--primary:hover { color: #fff; }

/* ═══════════════ FAQ ═══════════════ */
.faq { padding: var(--pad-section) 0; }
.faq__list { border-top: 1px solid var(--hairline); }
.faq__item { border-bottom: 1px solid var(--hairline); }
.faq__item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 0;
  font-family: var(--f-display);
  font-size: clamp(1.2rem, 1.05rem + 0.6vw, 1.55rem);
  font-weight: 600;
  color: var(--ink);
  transition: color var(--dur-1) ease;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary:hover { color: var(--green-deep); }
.faq__icon {
  flex: 0 0 auto;
  width: 34px; height: 34px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1.5px var(--green);
  position: relative;
  transition: background-color var(--dur-1) ease;
}
.faq__icon::before, .faq__icon::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 12px; height: 1.8px;
  margin: -0.9px 0 0 -6px;
  background: var(--green);
  transition: transform var(--dur-1) var(--ease-out), background-color var(--dur-1) ease;
}
.faq__icon::after { transform: rotate(90deg); }
.faq__item summary:hover .faq__icon { background: var(--green); }
.faq__item summary:hover .faq__icon::before,
.faq__item summary:hover .faq__icon::after { background: #fff; }
.faq__item[open] .faq__icon::after { transform: rotate(0deg); }
.faq__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease-out);
}
.faq__item[open] .faq__answer { grid-template-rows: 1fr; }
.faq__answer > div { overflow: hidden; }
.faq__answer p {
  padding: 0.2rem 0 1.6rem;
  max-width: 62ch;
  color: var(--ink-2);
  font-size: 1.02rem;
  line-height: 1.65;
}

/* ═══════════════ CTA FINAL — la nappe en blanc sur émeraude ═══════════════ */
.cta-final {
  position: relative;
  padding: var(--pad-section) 0;
  overflow: hidden;
}
.cta-final__silk {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}
.cta-final .container { position: relative; z-index: 1; }
.cta-final__title {
  font-size: clamp(2.4rem, 1.6rem + 3.4vw, 4.4rem);
  color: #fff;
  max-width: 20ch;
}
.cta-final__title em { color: var(--green-pale); }
.cta-final__sub {
  margin-top: 1.4rem;
  max-width: 48ch;
  color: rgba(255,255,255,0.88);
  font-size: 1.08rem;
  line-height: 1.65;
}
.cta-final__actions {
  margin-top: 2.4rem;
  display: flex;
  align-items: center;
  gap: 1.8rem;
  flex-wrap: wrap;
}
.cta-final__aside {
  margin-top: clamp(3.5rem, 6.5vw, 5.5rem);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 2vw, 1.5rem);
}
.aside-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: clamp(1.6rem, 2.6vw, 2.2rem);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--r-card);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: background-color 0.3s ease, transform 0.3s var(--ease-out);
}
.aside-card:hover { background: rgba(255, 255, 255, 0.14); transform: translateY(-4px); }
.aside-card .mono-label { color: var(--green-pale); }
.aside-card__title {
  font-family: var(--f-display);
  font-size: 1.45rem;
  font-weight: 600;
  color: #fff;
}
.aside-card__desc { font-size: 0.98rem; color: rgba(255,255,255,0.85); line-height: 1.6; }

/* ═══════════════ FOOTER ═══════════════ */
.site-footer {
  border-top: 1px solid var(--hairline);
  padding: clamp(2.8rem, 5vw, 4rem) 0 1.8rem;
}
.site-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  padding-bottom: 2.2rem;
}
.site-footer__nav { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.site-footer__nav a, .site-footer__bottom a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-2);
  transition: color var(--dur-1) ease;
}
.site-footer__nav a:hover, .site-footer__bottom a:hover { color: var(--green-deep); }
.site-footer__social { color: var(--ink-2); transition: color var(--dur-1) ease; }
.site-footer__social:hover { color: var(--green-deep); }
.site-footer__bottom {
  border-top: 1px solid var(--hairline);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.92rem;
  color: var(--ink-3);
}
.site-footer__bottom div { display: flex; gap: 1.5rem; }

/* ═══════════════ REVEALS (IntersectionObserver) ═══════════════ */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out) var(--d, 0s),
              transform 0.7s var(--ease-out) var(--d, 0s);
}
.js [data-reveal].in-view {
  opacity: 1;
  transform: none;
}

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 1080px) {
  }

@media (max-width: 960px) {
  .hero { min-height: 0; }
  .hero__inner { flex-wrap: wrap; }
  .hero__veil {
    background: linear-gradient(180deg,
      rgba(255, 255, 255, 0.95) 0%,
      rgba(255, 255, 255, 0.75) 55%,
      rgba(255, 255, 255, 0.3) 100%);
  }
  .manifesto__grid { grid-template-columns: 1fr 1fr; }
  .cases__grid { grid-template-columns: 1fr; max-width: 560px; }
}

@media (max-width: 820px) {
  .btn--nav { display: none; }

  .roi__panel { grid-template-columns: 1fr; }
  .roi__controls { border-right: 0; border-bottom: 1px solid var(--hairline); }

  .cta-final__aside { grid-template-columns: 1fr; }

  .section-head { grid-template-columns: 1fr; gap: 0.9rem; }
  .section-num { min-width: 0; display: inline-block; }
}

@media (max-width: 560px) {
  .manifesto__grid { grid-template-columns: 1fr; }
  .impact--flat .impact__stage { grid-template-columns: 1fr; }
}

/* Mode capture (?static=1) : tout figé aux états finaux */
html.static *, html.static *::before, html.static *::after {
  transition: none !important;
  animation: none !important;
}
html.static .quote .word { opacity: 1; }

/* ═══════════════ REDUCED MOTION ═══════════════ */
@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;
  }
  .brand { animation: none; background-position: 0 center; }
  .viz-card { animation: none; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .js .quote .word { opacity: 1; }
}