@font-face {
  font-family: "Mulish";
  src: url("assets/fonts/mulish-latin.woff2") format("woff2");
  font-weight: 200 1000;
  font-style: normal;
  font-display: swap;
}

:root {
  --sol: #d8e5f1;
  --sol-clair: #e6eef5;
  --encre: #0b2330;
  --encre-douce: #2e4a57;
  --petrole: #086975;
  --petrole-fonce: #06545e;
  --filet: #0f3f63;
  --piste: #c6d4de;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Mulish", system-ui, sans-serif;
  color: var(--encre);
  background: var(--sol);
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--petrole); color: #fff; }

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--petrole);
  outline-offset: 4px;
  border-radius: 4px;
}

/* ---------- Haut de page : cadre mesuré sur la maquette (2688 × 1520) ---------- */

.hero {
  container-type: inline-size;
  position: relative;
  width: 100%;
  aspect-ratio: 2688 / 1520;
  overflow: hidden;
  background: var(--sol) url("assets/plates/ground.png") repeat;
  background-size: calc(800 * var(--u)) calc(300 * var(--u));
  --u: calc(100cqw / 2688);
}

.hero > * { position: absolute; }
.hero > nav { display: contents; }

.r-mechanism {
  left: 20.83%; top: 17.76%; width: 70.5%; height: 67.76%;
  --fondu: linear-gradient(to right, transparent, #000 3%, #000 97%, transparent),
           linear-gradient(to bottom, transparent, #000 4%, #000 96%, transparent);
  -webkit-mask-image: var(--fondu);
  -webkit-mask-composite: source-in;
          mask-image: var(--fondu);
          mask-composite: intersect;
}
.r-mechanism img,
.r-mechanism canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.r-mechanism canvas { opacity: 0; }
.r-mechanism.is-canvas canvas { opacity: 1; }
.r-mechanism.is-canvas img { visibility: hidden; }

/* ---------- Scène épinglée : le défilement assemble le mécanisme ---------- */
.scene { position: relative; }
.scene.is-on { height: 260vh; }
.scene.is-on > .hero { position: sticky; top: 0; }

/* Les légendes de prix n'apparaissent qu'une fois le mécanisme assemblé (--fini : 0 → 1). */
.scene.is-on .caption,
.scene.is-on .trait,
.scene.is-on .point {
  opacity: var(--fini, 0);
  translate: 0 calc((1 - var(--fini, 0)) * 18 * var(--u));
}

/* Les 4 étapes de la méthode défilent pendant l'assemblage. */
.etapes {
  display: none;
  right: 3.4%; top: 40%;
  margin: 0; padding: 0; list-style: none;
  font-size: calc(34 * var(--u));
  line-height: 1.9;
  font-variant-numeric: tabular-nums;
  z-index: 3;
}
.scene.is-on .etapes { display: block; opacity: calc(1 - var(--fini, 0)); }
.etapes li { color: var(--encre-douce); opacity: .38; transition: opacity .35s ease, color .35s ease; }
.etapes li.is-actif { opacity: 1; color: var(--encre); font-weight: 700; }
.etapes b { display: inline-block; width: 2.4em; color: var(--petrole); }

/* Navigation */
.r-wordmark {
  left: 2.98%; top: 1.45%; height: 4.34%;
  display: flex; align-items: center;
  font-size: calc(45 * var(--u));
  font-weight: 800;
  letter-spacing: .035em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}
.r-nav-links {
  position: absolute;
  left: 52.46%; top: 1.32%; width: 31.62%; height: 4.08%;
  display: flex; align-items: center; justify-content: space-between;
  margin: 0; padding: 0 calc(40 * var(--u)) 0 0; list-style: none;
  font-size: calc(31 * var(--u));
}
.r-nav-links a { text-decoration: none; }
.r-nav-links a:hover { color: var(--petrole); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--petrole);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border-radius: calc(6 * var(--u));
  transition: background-color .2s ease;
}
.btn:hover { background: var(--petrole-fonce); }
.r-nav-cta { left: 85.04%; top: 1.25%; width: 12.54%; height: 4.61%; font-size: calc(30 * var(--u)); }

/* Titre */
.r-headline {
  left: 2.53%; top: 9.61%; width: 56.92%;
  margin: 0;
  font-size: calc(136 * var(--u));
  font-weight: 800;
  line-height: .985;
  letter-spacing: -.025em;
  white-space: nowrap;
  z-index: 2;
}

/* Légendes reliées aux engrenages */
/* Filets : un trait horizontal, un trait oblique et un point par légende (coordonnées de la maquette) */
.trait, .point { position: absolute; background: var(--filet); pointer-events: none; z-index: 3; }
.trait {
  left: calc(var(--x) * var(--u)); top: calc(var(--y) * var(--u));
  width: calc(var(--l) * var(--u)); height: calc(2.4 * var(--u));
  transform-origin: 0 50%; transform: rotate(var(--a, 0deg));
}
.point {
  left: calc((var(--x) - 7) * var(--u)); top: calc((var(--y) - 7) * var(--u));
  width: calc(14 * var(--u)); height: calc(14 * var(--u)); border-radius: 50%;
}

.caption {
  margin: 0;
  font-size: calc(40 * var(--u));
  font-weight: 500;
  white-space: nowrap;
  z-index: 3;
}
.r-caption-site  { left: 6.6%;  top: 43.6%; }
.r-caption-auto  { left: 64.8%; top: 20.9%; }
.r-caption-outil { left: 73.9%; top: 54.0%; }

/* Bas de page du haut de page */
.r-lede {
  left: 2.12%; top: 84.6%; width: 43%;
  margin: 0;
  font-size: calc(33 * var(--u));
  line-height: 1.38;
  z-index: 3;
}
.r-cta { left: 2.23%; top: 92.24%; width: 15.51%; height: 5.13%; font-size: calc(34 * var(--u)); z-index: 3; }
.r-visio {
  left: 19.79%; top: 93.03%; width: 16.63%; height: 3.09%;
  display: flex; align-items: center; justify-content: space-between;
  font-size: calc(32 * var(--u));
  font-weight: 600;
  color: var(--encre);
  text-decoration: none;
  border-bottom: calc(2.4 * var(--u)) solid var(--filet);
  z-index: 3;
}
.r-visio:hover { color: var(--petrole); border-color: var(--petrole); }
.r-visio svg { width: calc(34 * var(--u)); height: auto; margin-right: calc(4 * var(--u)); }

.r-scroll-cue {
  left: 75.04%; top: 93.03%; width: 22.92%; height: 2.63%;
  display: flex; align-items: center; gap: calc(34 * var(--u));
  font-size: calc(29 * var(--u));
  font-variant-numeric: tabular-nums;
  z-index: 3;
}
.r-scroll-cue .piste {
  flex: 1; height: calc(5 * var(--u));
  background: var(--piste); border-radius: 99px; overflow: hidden;
}
.r-scroll-cue .piste span {
  display: block; height: 100%; width: 20%;
  background: var(--petrole); border-radius: inherit;
  transform-origin: left;
}

/* ---------- Haut de page sur téléphone et petite tablette ----------
   La composition mesurée de la maquette ne tient pas sous 820 px : on passe à une
   colonne. Le mécanisme garde son assemblage au défilement, sans épinglage. */
@media (max-width: 820px) {
  .hero {
    aspect-ratio: auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 0 16px;
    padding: 16px 20px 56px;
    background-size: 400px 150px;
  }
  .hero > * { position: static; grid-column: 1 / -1; }
  .scene.is-on { height: auto; }
  .scene.is-on > .hero { position: relative; }
  .r-nav-links, .trait, .point, .etapes, .r-scroll-cue,
  .scene.is-on .etapes { display: none; }

  .r-wordmark { grid-column: 1; height: auto; font-size: 13px; letter-spacing: .02em; white-space: normal; line-height: 1.2; }
  .r-nav-cta { grid-column: 2; width: auto; height: auto; padding: 10px 14px; font-size: .86rem; border-radius: 6px; white-space: nowrap; }

  .r-headline {
    order: 1;
    width: auto;
    margin-top: 40px;
    font-size: clamp(2.3rem, 10.4vw, 3.8rem);
    line-height: 1.02;
    white-space: normal;
    text-wrap: balance;
  }
  .r-headline br { display: none; }

  .r-mechanism {
    order: 2;
    position: relative;
    width: auto; height: auto;
    aspect-ratio: 16 / 10;
    margin: 20px -20px 8px;
  }

  .caption,
  .scene.is-on .caption { order: 3; opacity: 1; translate: none; }
  .caption {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--piste);
  }
  .caption::before { content: ""; flex: none; width: 8px; height: 8px; border-radius: 50%; background: var(--filet); }
  .r-caption-site { border-top: 1.5px solid var(--filet); }

  .r-lede { order: 4; width: auto; margin-top: 28px; font-size: 1.08rem; line-height: 1.55; }
  .r-cta { order: 5; justify-self: start; width: auto; height: auto; margin-top: 26px; padding: 16px 24px; font-size: 1.05rem; border-radius: 8px; }
  .r-visio { order: 6; justify-self: start; width: auto; height: auto; margin-top: 22px; padding-bottom: 6px; gap: 16px; font-size: 1rem; border-bottom-width: 1.5px; }
  .r-visio svg { width: 24px; margin: 0; }
}

/* ---------- Suite de la page ---------- */

html { scroll-padding-top: 24px; }

.bloc {
  --marge: clamp(20px, 5.4vw, 112px);
  padding: clamp(80px, 11vw, 200px) var(--marge) 0;
  max-width: 1760px;
  margin: 0 auto;
}

.bloc h2 {
  margin: 0;
  font-size: clamp(2.3rem, 4.4vw, 5rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.bloc h3 { margin: 0; }

.bloc p { margin: 0; }

.chapo,
.preuve-texte > p,
.marche-texte > p,
.contact-intro > p {
  font-size: clamp(1.06rem, 1.25vw, 1.3rem);
  line-height: 1.6;
  color: var(--encre-douce);
  max-width: 58ch;
}

.entete {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 24px 8vw;
  align-items: end;
  padding-bottom: clamp(40px, 5vw, 80px);
  border-bottom: 1.5px solid var(--filet);
}

.lien-fleche {
  display: inline-flex; align-items: center; gap: 18px;
  padding-bottom: 6px;
  font-size: 1.12rem;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1.5px solid var(--filet);
  transition: color .2s ease, border-color .2s ease, gap .3s cubic-bezier(.16, 1, .3, 1);
}
.lien-fleche svg { width: 24px; height: auto; }
.lien-fleche:hover { color: var(--petrole); border-color: var(--petrole); gap: 26px; }

/* Offres : une ligne par offre, séparées par un filet, chaque offre portée par sa pièce du mécanisme */
.offres-liste { margin: 0; padding: 0; list-style: none; }

.offre {
  display: grid;
  grid-template-columns: clamp(140px, 17vw, 300px) minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 24px clamp(28px, 4vw, 80px);
  align-items: center;
  padding: clamp(28px, 3.2vw, 52px) 0;
  border-bottom: 1px solid var(--piste);
}

.offre-piece {
  width: 100%; height: auto; aspect-ratio: 1;
  object-fit: cover;
  --fondu: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent),
           linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: var(--fondu);
  -webkit-mask-composite: source-in;
          mask-image: var(--fondu);
          mask-composite: intersect;
}

.offre h3 {
  font-size: clamp(1.9rem, 3vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.05;
}
.prix {
  margin-top: 10px !important;
  font-size: clamp(1.1rem, 1.4vw, 1.45rem);
  color: var(--encre-douce);
  font-variant-numeric: tabular-nums;
}
.prix strong { color: var(--petrole); font-weight: 800; }

.offre-corps p:first-child { font-size: clamp(1.06rem, 1.2vw, 1.25rem); line-height: 1.55; max-width: 46ch; }
.offre-corps .detail { margin-top: 12px; font-size: 1rem; line-height: 1.6; color: var(--encre-douce); max-width: 52ch; }

.maintenance {
  display: flex; align-items: center; gap: clamp(20px, 3vw, 48px);
  padding-top: clamp(28px, 3vw, 44px);
}
.maintenance img {
  width: clamp(72px, 7vw, 120px); height: auto;
  --fondu: radial-gradient(closest-side, #000 72%, transparent);
  -webkit-mask-image: var(--fondu);
          mask-image: var(--fondu);
}
.maintenance p { font-size: 1.08rem; line-height: 1.6; color: var(--encre-douce); max-width: 70ch; }
.maintenance strong { color: var(--encre); }

/* HoofPlanner */
.preuve {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.25fr);
  gap: 48px clamp(40px, 6vw, 120px);
  align-items: center;
}
.preuve-texte { display: grid; gap: 24px; justify-items: start; }
.preuve-texte .faits {
  padding-top: 18px;
  border-top: 1.5px solid var(--filet);
  color: var(--encre);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.preuve-captures { position: relative; margin: 0; padding-bottom: 8%; }
.capture {
  display: grid; place-items: center;
  background: var(--sol-clair);
  border-radius: 14px;
  box-shadow: 0 30px 60px -28px rgb(11 35 48 / .35), 0 8px 18px -10px rgb(11 35 48 / .18);
  color: var(--encre-douce);
  font-size: .95rem;
  text-align: center;
}
.capture span { padding: 16px; max-width: 26ch; }
.capture-ordi { aspect-ratio: 16 / 10; }
.capture-tel {
  position: absolute; right: -2%; bottom: 0;
  width: 26%; aspect-ratio: 9 / 19;
  border-radius: 22px;
  background: #f1f6f9;
}
.preuve-captures figcaption { margin-top: 18px; font-size: .9rem; color: var(--encre-douce); }

/* Méthode : quatre étapes reliées par un filet ponctué */
.etapes-methode {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 40px clamp(24px, 3vw, 56px);
  margin: 0; padding: clamp(48px, 5vw, 80px) 0 0;
  list-style: none;
}
.etapes-methode li { position: relative; padding-top: 44px; }
.etapes-methode li::before {
  content: ""; position: absolute; left: 0; right: calc(-1 * clamp(24px, 3vw, 56px)); top: 6px;
  height: 1.5px; background: var(--filet);
}
.etapes-methode li:last-child::before { right: 0; }
.etapes-methode li::after {
  content: ""; position: absolute; left: 0; top: 0;
  width: 13px; height: 13px; border-radius: 50%;
  background: var(--filet);
}
.etapes-methode b {
  display: block;
  font-size: 1rem;
  color: var(--petrole);
  font-variant-numeric: tabular-nums;
  margin-bottom: 14px;
}
.etapes-methode h3 { font-size: clamp(1.35rem, 1.7vw, 1.75rem); font-weight: 800; letter-spacing: -.01em; margin-bottom: 12px; }
.etapes-methode p { line-height: 1.6; color: var(--encre-douce); max-width: 34ch; }

/* En marche : gros plan sur les engrenages, avancé par le défilement */
.marche {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 48px clamp(40px, 6vw, 120px);
  align-items: center;
}
.marche-image {
  position: relative; margin: 0;
  aspect-ratio: 16 / 9;
  --fondu: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent),
           linear-gradient(to bottom, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: var(--fondu);
  -webkit-mask-composite: source-in;
          mask-image: var(--fondu);
          mask-composite: intersect;
}
.marche-image img,
.marche-image canvas { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.marche-image canvas { opacity: 0; }
.marche-image.is-canvas canvas { opacity: 1; }
.marche-image.is-canvas img { visibility: hidden; }

.marche-texte { display: grid; gap: 24px; }
.possessions {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0; padding: 0; list-style: none;
  border-top: 1.5px solid var(--filet);
}
.possessions li {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 0;
  font-weight: 700;
  border-bottom: 1px solid var(--piste);
}
.possessions li::before {
  content: ""; flex: none;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--petrole);
}

/* Questions */
.questions {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.4fr);
  gap: 32px clamp(40px, 6vw, 120px);
  align-items: start;
}
.questions-liste { border-top: 1.5px solid var(--filet); }
.questions details { border-bottom: 1px solid var(--piste); }
.questions summary {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0;
  font-size: clamp(1.1rem, 1.35vw, 1.35rem);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}
.questions summary::-webkit-details-marker { display: none; }
.questions summary::after {
  content: ""; flex: none;
  width: 14px; height: 14px;
  border-right: 2px solid var(--petrole); border-bottom: 2px solid var(--petrole);
  transform: translateY(-4px) rotate(45deg);
  transition: transform .3s cubic-bezier(.16, 1, .3, 1);
}
.questions details[open] summary::after { transform: translateY(3px) rotate(-135deg); }
.questions summary:hover { color: var(--petrole); }
.questions details p { padding: 0 0 26px; line-height: 1.65; color: var(--encre-douce); max-width: 62ch; }

/* Contact */
.contact {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.3fr);
  gap: 48px clamp(40px, 6vw, 120px);
  align-items: start;
  padding-bottom: clamp(80px, 9vw, 160px);
}
.contact-intro { display: grid; gap: 24px; }
.visio {
  display: grid; gap: 18px; justify-items: start;
  margin-top: 16px; padding-top: 24px;
  border-top: 1.5px solid var(--filet);
}
.visio p { line-height: 1.6; color: var(--encre-douce); max-width: 40ch; }
.visio strong { color: var(--encre); }

.formulaire {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 32px;
  padding: clamp(28px, 3.4vw, 56px);
  background: var(--sol-clair);
  border-radius: 18px;
  box-shadow: 0 40px 80px -48px rgb(11 35 48 / .4);
}
.champ { display: grid; gap: 10px; align-content: start; }
.champ-large, .envoi, .statut { grid-column: 1 / -1; }
.champ label { font-weight: 700; font-size: 1rem; }
.champ input,
.champ textarea,
.champ select {
  width: 100%;
  font: inherit; font-size: 1.05rem;
  color: var(--encre);
  background: #fff;
  border: 1.5px solid var(--piste);
  border-radius: 8px;
  padding: 14px 16px;
  caret-color: var(--petrole);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.champ textarea { resize: vertical; min-height: 140px; line-height: 1.55; }
.champ select {
  appearance: none;
  padding-right: 44px;
  background-image: linear-gradient(45deg, transparent 50%, var(--petrole) 50%), linear-gradient(135deg, var(--petrole) 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px;
  background-repeat: no-repeat;
}
.champ ::placeholder { color: #5d7682; }
.champ input:hover, .champ textarea:hover, .champ select:hover { border-color: #9fb4c2; }
.champ input:focus-visible, .champ textarea:focus-visible, .champ select:focus-visible {
  outline: none;
  border-color: var(--petrole);
  box-shadow: 0 0 0 4px rgb(8 105 117 / .18);
}
.erreur { display: none; font-size: .92rem; color: #a3352b; }
.champ.is-erreur input, .champ.is-erreur textarea { border-color: #a3352b; }
.champ.is-erreur .erreur { display: block; }

.envoi { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.envoi .btn { padding: 18px 30px; font-size: 1.1rem; border: 0; cursor: pointer; font-family: inherit; border-radius: 8px; }
.envoi .btn:disabled { opacity: .6; cursor: progress; }
.mention { font-size: .92rem; color: var(--encre-douce); }
.statut { font-weight: 600; color: var(--petrole-fonce); }
.statut:empty { display: none; }

/* Pied de page */
.pied {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px 48px;
  align-items: center;
  padding: 40px clamp(20px, 5.4vw, 112px);
  border-top: 1.5px solid var(--filet);
  font-size: .95rem;
  color: var(--encre-douce);
}
.pied p { margin: 0; }
.pied-marque { font-weight: 800; letter-spacing: .035em; text-transform: uppercase; text-decoration: none; color: var(--encre); }
.pied-liens { display: flex; flex-wrap: wrap; gap: 8px 28px; margin: 0; padding: 0; list-style: none; }
.pied-liens a { text-decoration: none; }
.pied-liens a:hover { color: var(--petrole); }
.pied-copyright { grid-column: 1 / -1; font-size: .85rem; }

/* Page des mentions légales */
.entete-page {
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 28px clamp(20px, 5.4vw, 112px);
  border-bottom: 1.5px solid var(--filet);
}
.legal { max-width: 920px; padding-bottom: clamp(80px, 9vw, 140px); }
.legal h1 {
  margin: 0 0 40px;
  font-size: clamp(2.3rem, 4.4vw, 4.2rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.025em;
}
.legal h1:not(:first-child) { margin-top: clamp(64px, 8vw, 120px); }
.legal section { padding: 32px 0; border-top: 1.5px solid var(--filet); }
.legal h2 { font-size: clamp(1.35rem, 1.8vw, 1.75rem); margin-bottom: 16px; }
.legal p { line-height: 1.65; color: var(--encre-douce); max-width: 68ch; }
.legal p + p { margin-top: 14px; }
.legal a { color: var(--petrole); text-underline-offset: 3px; }
.legal dl { display: grid; grid-template-columns: minmax(0, 15rem) minmax(0, 1fr); gap: 10px 24px; margin: 22px 0 0; }
.legal dt { font-weight: 700; }
.legal dd { margin: 0; color: var(--encre-douce); }
.legal [data-a-completer] { background: #fbe9c6; color: var(--encre); padding: 0 4px; border-radius: 3px; }
.legal .maj { margin-top: 40px; font-size: .92rem; }
.pied-liens a[aria-current="page"] { color: var(--petrole); }

@media (max-width: 640px) {
  .legal dl { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .legal dd { margin-bottom: 12px; }
}

/* Barre de défilement aux couleurs du site */
html { scrollbar-color: #9fb4c2 var(--sol); }

@media (max-width: 1100px) {
  .entete, .preuve, .marche, .questions, .contact { grid-template-columns: minmax(0, 1fr); }
  .offre { grid-template-columns: clamp(110px, 20vw, 180px) minmax(0, 1fr); }
  .offre-corps { grid-column: 1 / -1; }
  .etapes-methode { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .etapes-methode li:nth-child(2)::before { right: 0; }
  .pied { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 640px) {
  .offre { grid-template-columns: 96px minmax(0, 1fr); gap: 18px 20px; }
  .etapes-methode { grid-template-columns: minmax(0, 1fr); }
  .etapes-methode li::before { right: 0; }
  .formulaire { grid-template-columns: minmax(0, 1fr); }
  .possessions { grid-template-columns: minmax(0, 1fr); }
  .capture-tel { width: 30%; }
}

@media (prefers-reduced-motion: reduce) {
  .r-mechanism video { display: none; }
  .lien-fleche, .questions summary::after { transition: none; }
}