/* ============================================================
   SPIRAL v7 — structure calquee sur la page Chanel J12
   (hero titre + sequence scroll, panels pleins, billboards,
   carrousel, citation, annotations, slideshow, registres, footer)
   Tokens : papier #fff · gris #efefed (= fond de la video 2)
   encre #1d1d1d · hero #a6bbc0 (= fond de la video 1)
   Police : Archivo (axe wdth pour le "large" Chanel) + Instrument Serif
   ============================================================ */

:root {
  --paper: #ffffff;
  --grey: #efefed;
  --grey2: #f2f2f0;
  --ink: #1d1d1d;
  --ink2: #454545;
  --muted: #7a7a7a;
  --line: rgba(29, 29, 29, 0.14);
  --hero-top: #abbec2;
  --hero-bot: #9db6ba;
  --hero-mid: #a4b9bd;
  --dark: #0a0a0a;
  --gutter: 8vw;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --p: 0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
a, button { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
/* ancres : la cible s'arrete sous la sub-nav fixe (marge = hauteur de la barre) */
#partner, #deliver, #contact { scroll-margin-top: 84px; } /* pas sur les sections epinglees : leur pin demarre plein cadre sous la barre */
body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  font-weight: 300;
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
body.lang-ja { font-family: 'Noto Sans JP', 'Archivo', sans-serif; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ---------- styles de texte (mesures Chanel) ---------- */
.eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.title {
  font-size: clamp(24px, 2.1vw, 36px);
  font-weight: 600;
  font-variation-settings: "wdth" 118;
  letter-spacing: .06em;
  line-height: 1.15;
  text-transform: uppercase;
  margin-bottom: 22px;
}
body.lang-ja .title { font-variation-settings: normal; letter-spacing: .06em; font-weight: 500; line-height: 1.35; }
.copy {
  font-size: 15px;
  font-weight: 300;
  line-height: 1.55;
  color: var(--ink2);
  max-width: 565px;
}
body.lang-ja .copy { line-height: 1.85; }

/* lien "+ EN SAVOIR PLUS" */
.more {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 26px;
  font-size: 12px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
}
.more__plus {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--ink); color: var(--paper);
  display: inline-grid; place-items: center;
  font-size: 13px; font-weight: 500; line-height: 1;
}

/* bouton bordure (style "DECOUVRIR TOUS LES MODELES") */
.btn {
  display: inline-block;
  padding: 17px 30px;
  border: 1px solid var(--ink);
  font-size: 12px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
  transition: background .35s var(--ease), color .35s var(--ease);
}
.btn:hover { background: var(--ink); color: var(--paper); }

/* ---------- pinned sections (progress --p via JS) ---------- */
[data-pin] { position: relative; }
[data-pin] > .pin {
  position: sticky; top: 0;
  height: 100vh; height: 100svh;
  overflow: hidden;
}

/* ============================================================
   SUB-NAV — format exact de la barre "L'Univers J12" (chanel.com) :
   conteneur fixe padding 18px 30px 0 ; interieur 50px, blanc 65 % + blur 25px,
   radius 2px ; titre 12px bas de casse a gauche ; liens 10px semi-gras
   capitales, gap 30px, actif souligne ; apparition en fondu .4s apres le hero
   ============================================================ */
.subnav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  padding: 18px 30px 0;
  opacity: 0; pointer-events: none;
  transition: opacity .4s;
}
body.past-hero .subnav { opacity: 1; pointer-events: auto; }
.subnav__inner {
  position: relative;
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 36px 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, .65);
  -webkit-backdrop-filter: blur(25px); backdrop-filter: blur(25px);
  border-radius: 2px;
}
.subnav__mark { font-size: 12px; font-weight: 700; line-height: 17px; font-variation-settings: "wdth" 125; letter-spacing: .32em; text-indent: .32em; color: var(--ink); }
.subnav__list { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; }
.subnav__list a {
  display: inline-block;
  font-size: 10.5px; font-weight: 600; line-height: 13px;
  font-variation-settings: "wdth" 118;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid transparent; padding-bottom: 1px;
  transition: border-color .2s cubic-bezier(.25, .1, .25, 1);
}
.subnav__list a.is-active, .subnav__list a:hover { border-bottom-color: currentColor; }
body.lang-ja .subnav__list a { font-variation-settings: normal; letter-spacing: .06em; }

/* ============================================================
   HERO
   ============================================================ */
.hero { height: 275vh; } /* 175vh de scroll : lecture, fondu du bas, puis la video se range dans l'encadre (version validee) */
.hero > .pin { background: var(--paper); }
.site-head {
  /* en-tete du hero uniquement (absolu dans le pin) ; apres le hero c'est la sub-nav qui prend le relais */
  position: absolute; top: 0; left: 0; right: 0; z-index: 6;
  color: var(--ink);
  height: 64px; padding: 0 34px;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
}
.site-head__side { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; font-weight: 400; opacity: .75; }
.wordmark {
  justify-self: center;
  font-size: 21px; font-weight: 700;
  font-variation-settings: "wdth" 125;
  letter-spacing: .34em; text-indent: .34em;
}
.lang { justify-self: end; display: flex; gap: 14px; }
.lang button {
  font-size: 11px; font-weight: 500; letter-spacing: .14em;
  opacity: .5; padding: 4px 0; border-bottom: 1px solid transparent;
  transition: opacity .3s, border-color .3s;
}
.lang button.is-active { opacity: 1; border-color: currentColor; }
.lang button:hover { opacity: 1; }

.hero__title {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -52%);
  font-size: min(11vw, 22vh);
  font-weight: 500;
  font-variation-settings: "wdth" 112;
  letter-spacing: .02em;
  line-height: 1;
  color: var(--ink);
  white-space: nowrap;
  z-index: 1;
  will-change: transform, opacity;
}
.hero__media {
  /* la video plein ecran, puis reduite a la fin : sur fond blanc (frames remappees) l'encadre n'a plus de bord,
     le bas est fondu vers le blanc pour que le bracelet ne soit pas coupe net */
  position: absolute; inset: 0; width: 100%; height: 100%;
  transform-origin: 50% 50%;
  border-radius: 0; overflow: hidden;
  z-index: 3; opacity: 0; will-change: transform, opacity;
}
.hero__canvas { display: block; width: 100%; height: 100%; }

.hero__reveal {
  /* 2 lignes de titre a retours maitrises, sous l'encadre a la fin du hero */
  position: absolute; left: 50%; bottom: 7vh;
  transform: translateX(-50%);
  width: min(1040px, 88vw);
  text-align: center;
  color: var(--ink);
  z-index: 5;
}
.hero__kicker {
  font-size: 12px; font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink2); margin-bottom: 16px;
}
.hero__line {
  display: block;
  font-size: clamp(17px, 1.65vw, 28px);
  font-weight: 600;
  font-variation-settings: "wdth" 112;
  letter-spacing: .06em;
  line-height: 1.3;
  text-transform: uppercase;
}
.hero__sub {
  font-size: clamp(13px, 1.05vw, 16px); font-weight: 300; letter-spacing: .02em;
  color: var(--ink2); margin-top: 12px;
}
body.lang-ja .hero__line { font-variation-settings: normal; font-weight: 500; letter-spacing: .08em; line-height: 1.45; }
.hero__reveal .w { display: inline-block; opacity: 0; transform: translateY(.35em); transition: none; }
.hero__reveal .hero__kicker, .hero__reveal .hero__sub { display: block; }

.hero__scroll {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, calc(min(11vw, 22vh) * 0.55 + 28px));
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  color: var(--ink); z-index: 4;
}
.hero__scroll-line { display: block; width: 1px; height: 56px; background: var(--ink); opacity: .8; animation: scrollLine 2.4s var(--ease) infinite; transform-origin: top; }
.hero__scroll-txt { font-size: 10px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; opacity: .75; }
@keyframes scrollLine { 0% { transform: scaleY(0); transform-origin: top; } 45% { transform: scaleY(1); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ============================================================
   PANELS (image pleine + texte a gauche)
   ============================================================ */
.panel { height: 170vh; color: #f9f9f9; }
.panel__media {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transform: scale(calc(1.10 - var(--p) * .10));
  will-change: transform;
}
.panel__shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(0,0,0,.42) 0%, rgba(0,0,0,.18) 45%, rgba(0,0,0,0) 70%),
    linear-gradient(0deg, rgba(0,0,0,.25) 0%, rgba(0,0,0,0) 40%);
}
.panel__content {
  position: absolute; left: var(--gutter); top: 50%;
  transform: translateY(-50%);
  width: min(640px, 80vw);
}
.panel__content .copy { color: #f9f9f9; }
.panel .more__plus { background: #f9f9f9; color: #111; }
.panel__content > * {
  opacity: clamp(0, calc((var(--p) - .10) * 4), 1);
  transform: translateY(calc((1 - clamp(0, calc((var(--p) - .10) * 4), 1)) * 28px));
}

/* ============================================================
   ZOOM (macro sombre qui zoome)
   ============================================================ */
.zoom { height: 240vh; color: #f5f5f5; }
.zoom > .pin { background: #121214; }
.zoom__media {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transform: scale(calc(1 + var(--p) * .38));
  transform-origin: 60% 45%;
  will-change: transform;
}
.zoom__shade {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.25) 45%, rgba(0,0,0,0) 72%);
}
.zoom__content {
  position: absolute; left: var(--gutter); top: 50%;
  transform: translateY(-50%);
  width: min(560px, 80vw);
}
.zoom__content .copy { color: #e6e6e6; }
.zoom__content > * {
  opacity: clamp(0, calc((var(--p) - .08) * 4), 1);
  transform: translateY(calc((1 - clamp(0, calc((var(--p) - .08) * 4), 1)) * 28px));
}
.zoom .more__plus { background: #f5f5f5; color: #111; }

/* ============================================================
   ROI : 4 colonnes SANS visuel (pictogramme au trait fin + titre + texte),
   puis la rangee de chiffres
   ============================================================ */
.sens { background: var(--paper); padding: 150px var(--gutter) 110px; }
.sens__head { text-align: center; width: min(700px, 84vw); margin: 0 auto 70px; }
.sens__head .title { font-size: clamp(26px, 2.4vw, 40px); }
.sens__head .copy { margin: 0 auto; }
.sens__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px 32px;
}
/* cinq piliers (copy Edouard, 2026-09-17) : 5 colonnes, 3 sous 1180 px, 2 sur mobile (regle plus bas) */
.sens__pillars { text-align: center; margin: 0 0 36px; }
.sens__grid--5 { grid-template-columns: repeat(5, 1fr); gap: 30px 28px; }
@media (max-width: 1180px) { .sens__grid--5 { grid-template-columns: repeat(3, 1fr); } }
.card__lead { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
body.lang-ja .card__lead { font-weight: 500; }
.card__icon { display: block; width: 40px; height: 40px; color: var(--ink); margin-bottom: 26px; }
.card__icon svg { display: block; width: 100%; height: 100%; }
.card__title {
  font-size: 18px; font-weight: 600;
  font-variation-settings: "wdth" 118;
  letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: 10px;
}
body.lang-ja .card__title { font-variation-settings: normal; font-weight: 500; }
.card .copy { font-size: 14px; }

/* ============================================================
   PROOF : Paris x Tokyo (sequence + annotations)
   ============================================================ */
.proof { height: 460vh; }
.proof > .pin { background: var(--paper); } /* fond blanc : la sequence a ete remappee (gris #efefed -> blanc) */
.proof__head {
  position: absolute; left: 50%; top: 13vh;
  transform: translateX(-50%);
  width: min(700px, 84vw); text-align: center; z-index: 3;
  opacity: 0; will-change: opacity;
}
.proof__head .copy { margin: 0 auto; }
.proof__media {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}
.proof__media::after {
  /* fondu des bords de la sequence dans le blanc de la section */
  content: ""; position: absolute; inset: 0;
  box-shadow: inset 0 0 70px 40px var(--paper);
  pointer-events: none;
}
.proof__canvas { display: block; width: 100%; height: 100%; }
.proof__ann {
  position: absolute; z-index: 3;
  width: 280px;
  font-size: 15px; line-height: 1.5; color: var(--ink2); font-weight: 300;
  opacity: 0; transform: translateY(12px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.proof__ann strong { font-weight: 500; color: var(--ink); }
.proof__ann.is-on { opacity: 1; transform: none; }
.proof__ann--1 { left: 72%; top: 40%; }
.proof__ann--2 { right: 72%; top: 44%; text-align: right; }
.proof__ann--3 { left: 72%; top: 58%; }

/* ============================================================
   REGISTERS
   ============================================================ */
.registers { background: var(--paper); padding: 150px var(--gutter) 130px; }
.registers__head { width: min(700px, 84vw); margin-bottom: 70px; }
.registers__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px;
  border-top: 1px solid var(--line); padding-top: 34px;
}
.reg img, .reg video { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; margin-bottom: 22px; }
.reg h3 {
  font-size: clamp(18px, 1.5vw, 26px); font-weight: 600;
  font-variation-settings: "wdth" 118;
  letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: 8px;
}
body.lang-ja .reg h3 { font-variation-settings: normal; font-weight: 500; }
.reg p { font-size: 13px; color: var(--muted); }
.registers__cta { text-align: center; margin-top: 70px; }

/* chiffres (style "diametres" Chanel : grand nombre + legende) — dans la section ROI, apres le carrousel */
.numbers {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 26px;
  margin-top: 90px; padding-top: 34px;
  border-top: 1px solid var(--line);
}
/* dans la section ROI : TABLE de 5 lignes (chiffre a gauche, legende a droite, filets fins),
   forme differente des 4 colonnes au-dessus pour ne pas empiler deux grilles */
.numbers__eyebrow { margin: 110px auto 18px; text-align: center; }
.numbers--roi {
  /* table CENTREE sur l'axe de la page (comme le titre de la section) : chiffre a droite de l'axe, legende a gauche */
  display: block; width: min(760px, 100%); margin: 0 auto; padding-top: 0; border-top: 0;
}
.numbers--roi .num {
  display: grid; grid-template-columns: 1fr 1fr; align-items: baseline; gap: 44px;
  padding: 20px 0; border-top: 1px solid var(--line);
}
.numbers--roi .num:last-child { border-bottom: 1px solid var(--line); }
.numbers--roi .num strong { margin: 0; font-size: clamp(26px, 2.2vw, 36px); text-align: right; }
.numbers--roi .num span { max-width: 300px; font-size: 14px; color: var(--ink2); text-align: left; }
.num strong {
  display: block;
  font-size: clamp(30px, 2.8vw, 46px); font-weight: 600;
  font-variation-settings: "wdth" 118;
  letter-spacing: .02em; line-height: 1; color: var(--ink);
  margin-bottom: 12px;
}
body.lang-ja .num strong { font-variation-settings: normal; font-weight: 500; }
.num span { display: block; font-size: 13px; line-height: 1.5; color: var(--muted); max-width: 220px; }

/* apparition douce (registres) */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 1s var(--ease), transform 1s var(--ease); transition-delay: var(--d, 0s); }
[data-reveal].in { opacity: 1; transform: none; }

/* ============================================================
   FOOTER : video floue en fond (bloc arrondi, memes marges que la nav),
   carte de verre a gauche (recette de la sub-nav claire, placee comme le
   texte des panels), barre utilitaire fine sur papier
   ============================================================ */
.foot { background: var(--paper); padding: 0 26px; }
.foot__stage {
  position: relative; height: min(86vh, 860px); min-height: 520px;
  border-radius: 20px; overflow: hidden; isolation: isolate;
  background: #7e848b; /* ton moyen de la video avant chargement */
  transform: translateZ(0);
}
.foot__video {
  /* nette, sans flou (le flou faisait "mauvaise qualite") : le depoli est porte par la carte */
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.foot__card {
  position: absolute; left: var(--gutter); top: 50%; transform: translateY(-50%);
  width: min(560px, 78vw); padding: 40px 44px 40px;
  color: var(--ink);
  background: rgba(255, 255, 255, .72);
  -webkit-backdrop-filter: blur(22px) saturate(1.2);
  backdrop-filter: blur(22px) saturate(1.2);
  border: 1px solid rgba(0, 0, 0, .06);
  border-radius: 18px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .10);
}
.foot__card .title { font-size: clamp(22px, 1.9vw, 30px); margin-bottom: 18px; }

/* formulaire : champs soulignes, sobres */
.cform { position: relative; }
.cform__honey { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.cform__row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
.cform__field { display: block; }
.cform input:not([type=hidden]), .cform textarea {
  width: 100%; display: block;
  border: 0; border-bottom: 1px solid rgba(29, 29, 29, .28); border-radius: 0;
  background: transparent; padding: 13px 0 11px;
  font: inherit; font-size: 15px; font-weight: 300; color: var(--ink);
  outline: none; -webkit-appearance: none; appearance: none;
  transition: border-color .3s;
}
.cform input::placeholder, .cform textarea::placeholder { color: rgba(29, 29, 29, .5); }
.cform input:focus, .cform textarea:focus { border-bottom-color: var(--ink); }
.cform textarea { resize: none; min-height: 88px; }
.cform__foot { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 26px; }
.cform__foot .btn { padding: 14px 26px; background: transparent; }
.cform__foot .btn:hover { background: var(--ink); }
.cform__foot .btn:disabled { opacity: .45; cursor: default; background: transparent; color: var(--ink); }
.cform__alt { font-size: 13px; color: var(--ink2); }
.cform__alt a { border-bottom: 1px solid currentColor; }
.cform__status { margin-top: 14px; font-size: 14px; color: var(--ink2); min-height: 1.5em; }
.cform__status.is-error { color: #9c3a2e; }
.cform.is-sent .cform__row, .cform.is-sent .cform__field, .cform.is-sent .cform__foot { display: none; }
.cform.is-sent .cform__status { margin-top: 4px; font-size: 15px; color: var(--ink); }
.foot__bar {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 22px 8px 26px;
  font-size: 12px; color: var(--muted);
}
.foot__left { display: flex; align-items: center; gap: 18px; }
.foot__mark { font-size: 12px; font-weight: 700; font-variation-settings: "wdth" 125; letter-spacing: .32em; text-indent: .32em; color: var(--ink); }
.lang--foot { color: var(--ink); }
.foot__quote { margin: 0; text-align: center; color: var(--ink2); font-size: 14px; line-height: 1.5; }
.foot__quote q { font-family: inherit; font-style: normal; font-weight: 400; font-size: 13px; color: var(--ink); quotes: "\201C" "\201D"; }
body.lang-fr .foot__quote q { quotes: "\00AB\00A0" "\00A0\00BB"; }
body.lang-ja .foot__quote q { font-size: 13px; quotes: "\300C" "\300D"; }
.foot__quote cite { font-style: normal; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-left: 10px; white-space: nowrap; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .proof__ann { width: 240px; }
  .proof__ann--1, .proof__ann--3 { left: 74%; }
  .proof__ann--2 { right: 74%; }
}

@media (max-width: 860px) {
  :root { --gutter: 24px; }
  #partner, #deliver, #contact { scroll-margin-top: 62px; }
  /* lisibilite telephone : texte courant 16 px, champs 16 px (evite le zoom iOS), zones tactiles */
  .copy { font-size: 16px; line-height: 1.6; }
  .cform input:not([type=hidden]), .cform textarea { font-size: 16px; }
  .lang button { padding: 8px 2px; }
  .subnav { padding: 12px 12px 0; }
  .subnav__inner { padding: 13px 18px 12px; -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); } /* flou allege sur telephone (cout GPU au scroll) */
  .subnav__list { gap: 18px; }
  .subnav__list li:nth-child(2), .subnav__list li:nth-child(3) { display: none; }
  .subnav__list a { font-size: 11px; padding: 10px 2px 9px; }
  .site-head { padding: 0 20px; height: 56px; }
  .site-head__side { display: none; }
  .site-head { grid-template-columns: 1fr auto; }
  .wordmark { justify-self: start; font-size: 17px; }
  .hero__title { font-size: min(19vw, 22vh); }
  .hero__scroll { transform: translate(-50%, calc(min(19vw, 22vh) * 0.55 + 24px)); }
  .hero__reveal { bottom: 9svh; opacity: 0; transform: translate(-50%, 14px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
  .hero__reveal.is-on { opacity: 1; transform: translate(-50%, 0); }
  .hero__line { font-size: 17px; }
  .hero__kicker { font-size: 10.5px; margin-bottom: 12px; }
  .panel { height: 150vh; }
  .panel__content { top: auto; bottom: 12vh; transform: none; width: auto; right: var(--gutter); }
  .panel__shade { background: linear-gradient(0deg, rgba(0,0,0,.62) 0%, rgba(0,0,0,.25) 45%, rgba(0,0,0,.05) 70%); }
  .zoom { height: 200vh; }
  .zoom__content { top: auto; bottom: 12vh; transform: none; width: auto; right: var(--gutter); }
  .zoom__shade { background: linear-gradient(0deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.3) 50%, rgba(0,0,0,.05) 75%); }
  .sens { padding: 100px var(--gutter) 70px; }
  .sens__head { margin-bottom: 40px; }
  .sens__grid { grid-template-columns: 1fr 1fr; gap: 34px 18px; }
  .card__icon { width: 32px; height: 32px; margin-bottom: 16px; }
  .card__title { font-size: 16px; }
  .card__lead { font-size: 14px; }
  .card .copy { font-size: 14px; line-height: 1.55; }
  .proof { height: 380vh; }
  .proof__head { top: 9vh; }
  .proof__media { top: 44%; }
  .proof__ann { width: auto; left: var(--gutter) !important; right: var(--gutter) !important; top: auto !important; bottom: 8vh; text-align: center !important; }
  .registers { padding: 90px var(--gutter) 80px; }
  .registers__head { margin-bottom: 40px; }
  /* photo produit : UNE colonne, images pleine largeur (les visuels d'abord) */
  .registers__grid { grid-template-columns: 1fr; gap: 40px; }
  .reg h3 { font-size: 22px; }
  .reg p { font-size: 14px; }
  .numbers { grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 56px; }
  .numbers__eyebrow { margin: 64px auto 12px; }
  .numbers--roi .num { grid-template-columns: 1fr 1fr; gap: 18px; padding: 16px 0; }
  .numbers--roi .num strong { font-size: 24px; }
  .numbers--roi .num span { font-size: 13px; }
  .reg img, .reg video { margin-bottom: 14px; }
  .registers__cta { margin-top: 50px; }
  .foot { padding: 0 12px; }
  .foot__stage { height: auto; min-height: 78vh; border-radius: 16px; display: flex; align-items: flex-end; }
  .foot__card { position: relative; left: auto; top: auto; transform: none; width: auto; margin: 56vh 12px 12px; padding: 24px 22px 26px; } /* 56vh : la video reste visible au-dessus du formulaire (38vh la cachait trop) */
  .cform__row { grid-template-columns: 1fr; }
  .foot__bar { padding: 18px 4px calc(22px + env(safe-area-inset-bottom, 0px)); flex-wrap: wrap; gap: 14px 20px; }
  .foot__quote { order: 3; width: 100%; text-align: left; }
  .foot__quote cite { display: block; margin: 6px 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero__scroll-line { animation: none; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}