/* ============================================================
   Chaînify — feuille de style
   ============================================================ */

@font-face { font-family: "Inter"; font-weight: 400; font-display: swap; src: url("fonts/inter-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 500; font-display: swap; src: url("fonts/inter-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 600; font-display: swap; src: url("fonts/inter-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 700; font-display: swap; src: url("fonts/inter-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-weight: 500; font-display: swap; src: url("fonts/space-grotesk-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-weight: 700; font-display: swap; src: url("fonts/space-grotesk-latin-700-normal.woff2") format("woff2"); }

:root {
  --fond: #fbfaf7;
  --fond-2: #f3f1ea;
  --blanc: #ffffff;
  --encre: #16161d;
  --encre-2: #4a4a57;
  --encre-3: #7a7a86;
  --bord: #e7e4dc;
  --indigo: #4f46e5;
  --violet: #9333ea;
  --jaune: #ffd60a;
  --vert: #16a34a;
  --nuit: #0e0e15;
  --nuit-2: #17172196;
  --degrade: linear-gradient(95deg, #4f46e5 0%, #7c3aed 55%, #a855f7 100%);
  --rayon: 20px;
  --ombre: 0 1px 2px rgba(22, 22, 29, .04), 0 8px 30px rgba(22, 22, 29, .06);
  --titre: "Space Grotesk", "Inter", system-ui, sans-serif;
  --texte: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--fond); color: var(--encre);
  font-family: var(--texte); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--titre); line-height: 1.08; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }

.conteneur { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.degrade { background: var(--degrade); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 24px; border-radius: 999px; font-weight: 600; font-size: 16px;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  font-family: var(--texte); white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-noir { background: var(--encre); color: #fff; box-shadow: 0 6px 20px rgba(22,22,29,.18); }
.btn-noir:hover { box-shadow: 0 10px 28px rgba(22,22,29,.25); }
.btn-clair { background: var(--blanc); color: var(--encre); border-color: var(--bord); }
.btn-indigo { background: var(--indigo); color: #fff; }
.btn-plein { width: 100%; }
.fleche { transition: transform .15s ease; }
.btn:hover .fleche { transform: translateX(3px); }

/* ---------- Navigation ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 250, 247, .85); backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.nav.defile { border-bottom-color: var(--bord); }
.nav .conteneur { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--titre); font-weight: 700; font-size: 20px; text-decoration: none; }
.logo-icone { width: 30px; height: 30px; }
.nav-liens { display: flex; align-items: center; gap: 28px; }
.nav-liens a:not(.btn) { text-decoration: none; color: var(--encre-2); font-weight: 500; font-size: 15px; }
.nav-liens a:not(.btn):hover { color: var(--encre); }
.nav .btn { padding: 10px 18px; font-size: 15px; }
.menu-bouton { display: none; background: none; border: 0; padding: 8px; cursor: pointer; color: var(--encre); }

/* ---------- Héro ---------- */
.hero { padding: 72px 0 40px; text-align: center; position: relative; }
.pastille {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px;
  border: 1px solid var(--bord); background: var(--blanc); border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--encre-2); letter-spacing: .02em;
}
.point-vert { width: 7px; height: 7px; border-radius: 50%; background: var(--vert); box-shadow: 0 0 0 3px rgba(22,163,74,.15); }
.hero h1 { font-size: clamp(40px, 7vw, 78px); margin: 22px auto 22px; max-width: 900px; }
.hero .sous-titre { font-size: clamp(17px, 2vw, 20px); color: var(--encre-2); max-width: 680px; margin: 0 auto; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.garanties { display: flex; gap: 22px; justify-content: center; flex-wrap: wrap; margin-top: 22px; font-size: 14px; color: var(--encre-2); }
.garanties span { display: inline-flex; align-items: center; gap: 6px; }
.coche { color: var(--vert); font-weight: 700; }

.telephones { display: flex; justify-content: center; align-items: flex-end; gap: clamp(12px, 3vw, 36px); margin-top: 56px; }
.telephone {
  position: relative; width: clamp(140px, 19vw, 230px); aspect-ratio: 9 / 16;
  border-radius: 28px; overflow: hidden; background: #000;
  border: 6px solid #111; box-shadow: 0 30px 60px -20px rgba(22,22,29,.45);
}
.telephone video, .telephone img { width: 100%; height: 100%; object-fit: cover; }
.telephone:nth-child(1) { transform: rotate(-6deg) translateY(18px); }
.telephone:nth-child(2) { transform: translateY(-10px); z-index: 2; }
.telephone:nth-child(3) { transform: rotate(6deg) translateY(18px); }
.plateforme {
  position: absolute; left: 10px; bottom: 10px; z-index: 3;
  padding: 5px 10px; border-radius: 999px; background: rgba(0,0,0,.55); color: #fff;
  font-size: 12px; font-weight: 600; backdrop-filter: blur(6px);
}
.legende-hero { margin-top: 26px; font-size: 13px; color: var(--encre-3); }

/* ---------- Sections ---------- */
section { padding: 96px 0; }
.entete { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.surtitre { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--indigo); margin-bottom: 14px; }
.entete h2 { font-size: clamp(32px, 4.6vw, 52px); }
.entete p { margin-top: 16px; color: var(--encre-2); font-size: 18px; }

/* ---------- Atouts ---------- */
.atouts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.carte {
  background: var(--blanc); border: 1px solid var(--bord); border-radius: var(--rayon);
  padding: 28px; box-shadow: var(--ombre);
}
.carte .icone {
  width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
  background: #eef0ff; color: var(--indigo); margin-bottom: 18px;
}
.carte h3 { font-size: 20px; margin-bottom: 8px; }
.carte p { color: var(--encre-2); font-size: 15.5px; }

/* ---------- Réalisations (fond sombre) ---------- */
.sombre { background: var(--nuit); color: #fff; }
.sombre .surtitre { color: #a5b4fc; }
.sombre .entete p { color: #b9b9c6; }
.shorts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.video-carte { text-align: left; }
.lecteur {
  position: relative; border-radius: 22px; overflow: hidden; background: #000; cursor: pointer;
  aspect-ratio: 9 / 16; border: 1px solid #2a2a36;
}
.lecteur.paysage { aspect-ratio: 16 / 9; }
.lecteur img, .lecteur video { width: 100%; height: 100%; object-fit: cover; }
.lecteur .jouer {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: linear-gradient(to top, rgba(0,0,0,.35), transparent 40%);
  border: 0; cursor: pointer; padding: 0; width: 100%;
}
.lecteur .jouer span {
  width: 66px; height: 66px; border-radius: 50%; background: rgba(255,255,255,.95);
  display: grid; place-items: center; box-shadow: 0 10px 30px rgba(0,0,0,.35);
  transition: transform .15s ease;
}
.lecteur:hover .jouer span { transform: scale(1.08); }
.video-infos { margin-top: 14px; }
.etiquette {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 999px; background: #22222e; color: #c7d2fe; margin-bottom: 8px;
}
.video-infos h3 { font-size: 18px; font-family: var(--texte); font-weight: 600; letter-spacing: 0; line-height: 1.35; }
.video-infos p { color: #9c9cab; font-size: 14px; margin-top: 4px; }

.long-format {
  display: grid; grid-template-columns: 1.6fr 1fr; gap: 32px; align-items: center;
  margin-top: 64px; padding: 28px; border-radius: 26px; background: #15151f; border: 1px solid #262633;
}
.long-format h3 { font-size: 26px; margin: 6px 0 10px; }
.long-format > div > p { color: #b9b9c6; font-size: 15.5px; }
.miniatures { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-top: 20px; }
.miniatures img { border-radius: 10px; border: 1px solid #2a2a36; aspect-ratio: 16/9; object-fit: cover; }
.note-miniatures { font-size: 13px; color: #9c9cab; margin-top: 10px; }

/* ---------- Étapes ---------- */
.etapes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: etape; }
.etape { position: relative; }
.etape .numero {
  font-family: var(--titre); font-weight: 700; font-size: 15px; color: var(--indigo);
  background: #eef0ff; border-radius: 999px; padding: 6px 12px; display: inline-block; margin-bottom: 18px;
}
.inclus { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.inclus span { font-size: 13px; font-weight: 600; padding: 6px 11px; border-radius: 999px; background: var(--fond-2); color: var(--encre-2); }

/* ---------- Tarifs ---------- */
.formules { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.formule { display: flex; flex-direction: column; position: relative; }
.formule.vedette { border: 2px solid var(--indigo); box-shadow: 0 20px 50px -20px rgba(79,70,229,.45); }
.badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--indigo); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .04em;
  padding: 5px 14px; border-radius: 999px; white-space: nowrap;
}
.formule h3 { font-size: 22px; }
.formule .pitch { color: var(--encre-2); font-size: 15px; margin-top: 6px; min-height: 48px; }
.prix { display: flex; align-items: baseline; gap: 6px; margin: 18px 0 20px; }
.prix strong { font-family: var(--titre); font-variant-numeric: tabular-nums; font-size: 52px; letter-spacing: -0.03em; line-height: 1; }
.prix span { color: var(--encre-3); font-weight: 500; }
.prix strong [data-compteur] { color: inherit; font-weight: inherit; }
.lignes { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 11px; flex: 1; }
.lignes li { display: flex; gap: 10px; font-size: 15px; color: var(--encre-2); }
.lignes li strong { color: var(--encre); font-weight: 600; }
.lignes .coche { flex: none; }
.note-tarifs { text-align: center; margin-top: 28px; color: var(--encre-2); font-size: 15px; }
.note-tarifs strong { color: var(--encre); }

/* ---------- Comparatif ---------- */
.tableau-conteneur { overflow-x: auto; border-radius: var(--rayon); border: 1px solid var(--bord); background: var(--blanc); box-shadow: var(--ombre); }
table { width: 100%; border-collapse: collapse; min-width: 680px; font-size: 15px; }
th, td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--bord); vertical-align: top; }
thead th { font-family: var(--titre); font-size: 16px; background: var(--fond-2); }
thead th.nous { background: var(--indigo); color: #fff; }
td.nous { background: #f5f5ff; font-weight: 600; color: var(--encre); }
td { color: var(--encre-2); }
tbody tr:last-child td { border-bottom: 0; }
tbody th { font-weight: 600; color: var(--encre); font-family: var(--texte); }

/* ---------- Niches ---------- */
.niches { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; max-width: 900px; margin: 0 auto; }
.niches span {
  padding: 12px 20px; border-radius: 999px; background: var(--blanc); border: 1px solid var(--bord);
  font-weight: 600; font-size: 15px; box-shadow: var(--ombre);
}

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--blanc); border: 1px solid var(--bord); border-radius: 16px; padding: 0 22px; }
.faq summary {
  list-style: none; cursor: pointer; padding: 20px 32px 20px 0; font-weight: 600; font-size: 17px; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  font-size: 24px; font-weight: 400; color: var(--encre-3); transition: transform .2s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 0 20px; color: var(--encre-2); font-size: 16px; }

/* ---------- Formulaire ---------- */
.reserver { background: var(--nuit); color: #fff; }
.reserver-grille { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.reserver h2 { font-size: clamp(34px, 4.6vw, 52px); }
.reserver .intro { color: #b9b9c6; margin-top: 16px; font-size: 18px; }
.points { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.points li { display: flex; gap: 10px; color: #dcdce6; }
.points .coche { color: #4ade80; }
form.formulaire {
  background: var(--blanc); color: var(--encre); border-radius: 24px; padding: 30px;
  display: grid; gap: 16px; box-shadow: 0 30px 70px -30px rgba(0,0,0,.6);
}
.champ { display: grid; gap: 6px; }
.champ label, .champ legend { font-size: 14px; font-weight: 600; }
.champ input, .champ select, .champ textarea {
  width: 100%; padding: 13px 14px; border: 1px solid var(--bord); border-radius: 12px;
  font: inherit; font-size: 16px; background: var(--fond); color: var(--encre);
}
.champ input:focus, .champ select:focus, .champ textarea:focus { outline: 2px solid var(--indigo); outline-offset: 1px; border-color: transparent; }
.deux { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
fieldset.champ { border: 0; padding: 0; margin: 0; }
.cases { display: flex; flex-wrap: wrap; gap: 8px; }
.cases label {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border: 1px solid var(--bord);
  border-radius: 999px; font-weight: 500; font-size: 15px; cursor: pointer; background: var(--fond);
}
.cases input { width: auto; accent-color: var(--indigo); }
.mention-form { font-size: 13px; color: var(--encre-3); text-align: center; }
.mention-form a { color: var(--encre-2); }

/* ---------- Pied de page ---------- */
footer { padding: 40px 0; border-top: 1px solid var(--bord); font-size: 14px; color: var(--encre-3); }
footer .conteneur { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
footer a { text-decoration: none; color: var(--encre-2); }
footer a:hover { color: var(--encre); }

/* ---------- Pages simples (légal, merci) ---------- */
.page-simple { padding: 64px 0 96px; }
.page-simple .conteneur { max-width: 780px; }
.page-simple h1 { font-size: clamp(34px, 5vw, 48px); margin-bottom: 24px; }
.page-simple h2 { font-size: 22px; margin: 36px 0 10px; }
.page-simple p, .page-simple li { color: var(--encre-2); margin-bottom: 10px; }
.a-completer { background: #fff7cc; padding: 1px 6px; border-radius: 6px; color: #7a5b00; font-weight: 600; }

/* ============================================================
   Animations
   ============================================================ */

/* Apparition au défilement (les blocs d'une même rangée arrivent l'un après l'autre) */
.apparait {
  opacity: 0; transform: translateY(22px);
  transition: opacity .7s cubic-bezier(.2,.7,.2,1) var(--delai, 0s), transform .7s cubic-bezier(.2,.7,.2,1) var(--delai, 0s);
}
.apparait.visible { opacity: 1; transform: none; }

/* Barre de progression de lecture, sous le menu */
.progression {
  position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%;
  background: var(--degrade); transform-origin: 0 50%; transform: scaleX(0);
}

/* Héro : entrée en douceur au chargement */
.entree { animation: montee .9s cubic-bezier(.2,.7,.2,1) var(--d, 0s) both; }
@keyframes montee { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

/* Héro : deux halos de couleur qui dérivent lentement */
.hero { overflow-x: clip; }
.hero::before, .hero::after {
  content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(70px); pointer-events: none;
}
.hero::before {
  inset: auto; top: -60px; left: 50%; width: 620px; height: 420px; margin-left: -520px;
  background: rgba(99, 102, 241, .22); animation: derive-a 16s ease-in-out infinite alternate;
}
.hero::after {
  top: 40px; left: 50%; width: 560px; height: 380px; margin-left: -40px;
  background: rgba(168, 85, 247, .18); animation: derive-b 19s ease-in-out infinite alternate;
}
@keyframes derive-a { to { transform: translate(120px, 60px) scale(1.15); } }
@keyframes derive-b { to { transform: translate(-140px, 40px) scale(.9); } }

/* Héro : titre en dégradé qui ondule lentement */
.hero h1 .degrade {
  background-image: linear-gradient(95deg, #4f46e5, #7c3aed, #a855f7, #7c3aed, #4f46e5);
  background-size: 200% auto; animation: brille 7s linear infinite;
}
@keyframes brille { to { background-position: 200% center; } }

/* Point vert « en ligne » qui pulse */
.point-vert { animation: pulse 2.2s ease-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(22,163,74,.45); }
  70%, 100% { box-shadow: 0 0 0 8px rgba(22,163,74,0); }
}

/* Téléphones : arrivée, flottement, léger effet 3D qui suit la souris */
.scene { perspective: 1200px; }
.telephones {
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transform-style: preserve-3d; transition: transform .5s cubic-bezier(.2,.7,.2,1);
}
.telephone {
  animation: arrivee 1s cubic-bezier(.2,.7,.2,1) both, flotte 6s ease-in-out infinite;
}
.telephone:nth-child(1) { animation-delay: .45s, 1.4s; }
.telephone:nth-child(2) { animation-delay: .35s, .6s; }
.telephone:nth-child(3) { animation-delay: .55s, 2.2s; }
@keyframes arrivee { from { opacity: 0; scale: .88; } to { opacity: 1; scale: 1; } }
@keyframes flotte { 0%, 100% { translate: 0 0; } 50% { translate: 0 -12px; } }

/* Cartes qui se soulèvent au survol */
.carte { transition: translate .3s ease, box-shadow .3s ease, border-color .3s ease; }
.carte.apparait {
  transition: opacity .7s cubic-bezier(.2,.7,.2,1) var(--delai, 0s), transform .7s cubic-bezier(.2,.7,.2,1) var(--delai, 0s),
              translate .3s ease, box-shadow .3s ease, border-color .3s ease;
}
@media (hover: hover) {
  .carte:hover { translate: 0 -6px; box-shadow: 0 2px 4px rgba(22,22,29,.04), 0 22px 44px -12px rgba(22,22,29,.16); border-color: #d9d5ff; }
  .formule.vedette:hover { box-shadow: 0 28px 60px -18px rgba(79,70,229,.55); }
  .carte .icone { transition: transform .3s ease; }
  .carte:hover .icone { transform: rotate(-6deg) scale(1.08); }
}

/* Vidéos : l'image zoome un peu au survol */
.lecteur img { transition: transform .6s cubic-bezier(.2,.7,.2,1); }
@media (hover: hover) {
  .lecteur:hover img { transform: scale(1.04); }
  .miniatures img { transition: transform .3s ease; }
  .miniatures img:hover { transform: translateY(-3px); }
}

/* Offre recommandée : reflet lumineux qui passe sur le bouton */
.formule.vedette .btn-indigo { position: relative; overflow: hidden; }
.formule.vedette .btn-indigo::after {
  content: ""; position: absolute; top: 0; bottom: 0; left: -60%; width: 40%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg); animation: reflet 4.5s ease-in-out 1.5s infinite;
}
@keyframes reflet { 0% { left: -60%; } 30%, 100% { left: 130%; } }

/* Bandeau de niches qui défile en continu */
.bandeau {
  display: grid; gap: 14px; overflow: hidden; padding: 6px 0 14px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.piste { display: flex; width: max-content; animation: defile 45s linear infinite; }
.piste.inverse { animation-direction: reverse; animation-duration: 52s; }
.bandeau:hover .piste { animation-play-state: paused; }
.groupe { display: flex; }
.groupe span {
  margin-right: 12px; padding: 12px 20px; border-radius: 999px; background: var(--blanc); border: 1px solid var(--bord);
  font-weight: 600; font-size: 15px; box-shadow: 0 1px 2px rgba(22,22,29,.04), 0 6px 18px rgba(22,22,29,.05); white-space: nowrap;
}
@keyframes defile { to { transform: translateX(-50%); } }

/* Si la personne a demandé moins d'animations dans son système : on coupe tout */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; }
  .apparait { opacity: 1; transform: none; transition: none; }
  .telephones { transform: none; }
  .piste { flex-wrap: wrap; width: auto; justify-content: center; }
  .groupe { flex-wrap: wrap; justify-content: center; row-gap: 12px; }
  .groupe[aria-hidden] { display: none; }
}

/* ---------- Tablette ---------- */
@media (max-width: 980px) {
  .atouts { grid-template-columns: 1fr 1fr; }
  .formules { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .formule.vedette { order: -1; }
  .long-format { grid-template-columns: 1fr; }
  .reserver-grille { grid-template-columns: 1fr; gap: 36px; }
}

/* ---------- Mobile ---------- */
@media (max-width: 720px) {
  body { font-size: 16px; }
  .conteneur { padding: 0 16px; }
  section { padding: 72px 0; }
  .nav-liens {
    display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 4px;
    background: var(--fond); border-bottom: 1px solid var(--bord); padding: 12px 16px 20px; align-items: stretch;
  }
  .nav-liens.ouvert { display: flex; }
  .nav-liens a:not(.btn) { padding: 12px 4px; font-size: 17px; }
  .menu-bouton { display: block; }
  .hero { padding-top: 48px; }
  .telephone { border-width: 4px; border-radius: 20px; }
  .telephone:nth-child(1), .telephone:nth-child(3) { transform: translateY(14px); }
  .atouts, .etapes { grid-template-columns: 1fr; }
  .shorts {
    grid-template-columns: repeat(3, 72%); overflow-x: auto; scroll-snap-type: x mandatory;
    padding-bottom: 8px; margin: 0 -16px; padding-left: 16px; padding-right: 16px;
  }
  .video-carte { scroll-snap-align: center; }
  .long-format { padding: 18px; }
  .deux { grid-template-columns: 1fr; }
  form.formulaire { padding: 22px; }
  footer .conteneur { flex-direction: column; align-items: flex-start; }
}