/* La Petite Rochette, accueil Animé (aperçu MadeByAura, 09/11/2026)
   Style : patrimoine (papier crème, encre bleu marine, filet doré) + mise en page magazine (photos décalées, titres en italique). */
:root {
  --papier: #f7f2e8;
  --papier-2: #efe7d8;
  --encre: #1f2a44;
  --encre-douce: #46506a;
  --or: #b08d4a;
  --blanc: #fffdf8;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Jost", "Helvetica Neue", Arial, sans-serif;
  --marge: clamp(20px, 5vw, 88px);
  --lent: cubic-bezier(.2, .7, .1, 1);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--papier); color: var(--encre); font: 400 17px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; margin: 0; line-height: 1.05; letter-spacing: -0.01em; }
em { font-style: italic; color: var(--encre); }
p { margin: 0 0 1em; }

/* ---------- Ouverture ---------- */
#intro { position: fixed; inset: 0; z-index: 100; background: var(--papier); display: grid; place-items: center; transition: opacity .8s ease, visibility 0s .8s; cursor: pointer; }
#intro.fini { opacity: 0; visibility: hidden; pointer-events: none; }
.intro-cadre { display: grid; justify-items: center; gap: 18px; width: min(78vw, 520px); }
.intro-dessin { width: 100%; clip-path: inset(100% 0 0 0); animation: trace 1.25s var(--lent) .15s forwards; }
.intro-filet { width: 0; height: 1px; background: var(--or); animation: filet .7s var(--lent) 1s forwards; }
.intro-nom { font: 500 clamp(30px, 6vw, 46px)/1 var(--serif); margin: 0; opacity: 0; transform: translateY(12px); animation: monte .7s var(--lent) 1.05s forwards; }
.intro-lieu { font: 500 12px/1 var(--sans); letter-spacing: .32em; text-transform: uppercase; margin: 0; opacity: 0; animation: monte .7s var(--lent) 1.2s forwards; }
@keyframes trace { to { clip-path: inset(0 0 0 0); } }
@keyframes filet { to { width: 120px; } }
@keyframes monte { to { opacity: 1; transform: none; } }

/* ---------- Bandeau et en-tête ---------- */
.bandeau { margin: 0; background: var(--encre); color: var(--papier); font: 500 11px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; text-align: center; padding: 9px 12px; }
.entete { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px var(--marge); background: rgba(247, 242, 232, .92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid rgba(31, 42, 68, .08); }
.marque { display: flex; align-items: center; gap: 16px; text-decoration: none; }
.marque-dessin { width: 62px; height: auto; }
.marque-trait { width: 1px; height: 40px; background: var(--or); }
.marque-nom { font: 500 22px/1.02 var(--serif); }
.menu-pc { display: flex; gap: clamp(18px, 2.6vw, 44px); }
.menu-pc a, .menu-tel a { font: 500 12px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; text-decoration: none; position: relative; padding: 6px 0; }
.menu-pc a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--or); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--lent); }
.menu-pc a:hover::after { transform: scaleX(1); }
.burger { display: none; width: 44px; height: 44px; border: 0; background: none; padding: 10px; cursor: pointer; }
.burger span { display: block; height: 1.5px; background: var(--encre); margin: 6px 0; transition: transform .3s; }
.burger[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
.menu-tel { position: fixed; z-index: 19; inset: 0; background: var(--papier); display: grid; align-content: center; justify-items: center; gap: 28px; }
.menu-tel a { font: 500 30px/1 var(--serif); letter-spacing: 0; text-transform: none; }

/* ---------- Éléments communs ---------- */
section { padding: clamp(72px, 10vw, 150px) var(--marge); position: relative; }
.surtitre { font: 500 12px/1 var(--sans); letter-spacing: .3em; text-transform: uppercase; margin: 0 0 18px; color: var(--encre); }
.filet-or { display: block; width: 64px; height: 1px; background: var(--or); margin: 0 0 28px; }
.titre { font-size: clamp(34px, 4.4vw, 64px); margin-bottom: 28px; }
.titre.grand { font-size: clamp(38px, 5.6vw, 88px); max-width: 22ch; }
.titre em, h3 em { font-weight: 400; }
.texte-bloc p { color: var(--encre-douce); max-width: 56ch; }
.bouton { display: inline-block; background: var(--encre); color: var(--papier); text-decoration: none; font: 500 12px/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; padding: 19px 30px; border: 0; cursor: pointer; transition: background .3s, transform .3s; }
.bouton:hover { background: #2c3b5e; transform: translateY(-2px); }
.lien-souligne { font: 500 13px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid var(--or); padding-bottom: 6px; }

/* Apparitions (déclenchées une fois, à l'entrée dans l'écran, sans lien avec le défilement) */
.apparait { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--lent), transform .9s var(--lent); }
.apparait.vu { opacity: 1; transform: none; }
figure.apparait { transform: translateY(40px) scale(.98); }
figure.apparait.vu { transform: none; }

/* ---------- Accueil ---------- */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: clamp(28px, 4vw, 64px); align-items: center; padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(90px, 10vw, 150px); }
.hero-texte { position: relative; z-index: 2; }
.titre-hero { font-size: clamp(42px, 5.8vw, 92px); font-style: italic; font-weight: 400; line-height: 1.02; margin: 0 0 26px; }
.titre-hero .ligne { display: block; overflow: hidden; padding-bottom: .06em; }
.titre-hero .ligne > span { display: inline-block; transform: translateY(105%); transition: transform 1.1s var(--lent); }
.pret .titre-hero .ligne > span { transform: none; }
.pret .titre-hero .ligne:nth-child(2) > span { transition-delay: .08s; }
.pret .titre-hero .ligne:nth-child(3) > span { transition-delay: .16s; }
.pret .titre-hero .ligne:nth-child(4) > span { transition-delay: .24s; }
.hero-sous { font: italic 400 clamp(20px, 1.8vw, 26px)/1.3 var(--serif); color: var(--encre-douce); margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 28px; }
.hero-photo { overflow: hidden; aspect-ratio: 4 / 3.3; max-height: 80vh; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); transition: transform 2.4s var(--lent); }
.pret .hero-photo img { transform: scale(1); }
.hero-vignette { position: absolute; left: calc(44% - 40px); bottom: clamp(20px, 2.4vw, 40px); width: clamp(160px, 17vw, 280px); aspect-ratio: 4 / 3; border: 8px solid var(--papier); box-shadow: 0 24px 50px -24px rgba(31, 42, 68, .45); z-index: 3; overflow: hidden; }
.hero-vignette img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- À propos ---------- */
.a-propos { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: var(--marge); align-items: center; background: var(--blanc); }
.collage { position: relative; padding: 0 10% 10% 0; width: min(100%, 82vh); justify-self: center; }
.collage-grand { aspect-ratio: 1 / 1; overflow: hidden; }
.collage-grand img, .collage-petit img { width: 100%; height: 100%; object-fit: cover; }
.collage-petit { position: absolute; right: 0; bottom: 0; width: 44%; aspect-ratio: 1 / 1; border: 8px solid var(--blanc); overflow: hidden; transition-delay: .2s; }
.citation { font: italic 400 clamp(22px, 2vw, 28px)/1.35 var(--serif); color: var(--encre) !important; border-left: 1px solid var(--or); padding-left: 24px; margin-top: 30px; }

/* ---------- Histoire ---------- */
.histoire { background: var(--encre); color: var(--papier); }
.histoire .surtitre, .histoire .titre, .histoire em { color: var(--papier); }
.histoire-tete { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: var(--marge); align-items: center; margin-bottom: clamp(50px, 7vw, 110px); }
.histoire-tete .texte-bloc p { color: rgba(247, 242, 232, .78); }
.histoire-photo { aspect-ratio: 1 / 1; width: min(100%, 80vh); justify-self: center; overflow: hidden; }
.histoire-photo img { width: 100%; height: 100%; object-fit: cover; }
.frise { list-style: none; margin: 0; padding: 34px 0 0; position: relative; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 40px); }
.frise::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: rgba(247, 242, 232, .18); }
.frise::after { content: ""; position: absolute; left: 0; top: 0; height: 1px; width: var(--rempli, 0%); background: var(--or); transition: width 1s var(--lent); }
.etape { position: relative; opacity: .28; transition: opacity .8s; }
.etape::before { content: ""; position: absolute; left: 0; top: -40px; width: 11px; height: 11px; border-radius: 50%; background: var(--encre); border: 1px solid rgba(247, 242, 232, .4); transition: background .6s, border-color .6s; }
.etape.vu { opacity: 1; }
.etape.vu::before { background: var(--or); border-color: var(--or); }
.annee { display: block; font: 400 clamp(46px, 5vw, 76px)/1 var(--serif); color: var(--or); margin-bottom: 12px; }
.etape p { color: rgba(247, 242, 232, .82); margin: 0; font-size: 15px; }

/* ---------- Architecture ---------- */
.architecture { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: var(--marge); align-items: center; }
.archi-dessin { display: grid; place-items: center; }
.dessin-trace { width: 100%; max-height: 80vh; object-fit: contain; clip-path: inset(100% 0 0 0); transition: clip-path 1.8s var(--lent); }
.archi-dessin.vu .dessin-trace { clip-path: inset(0 0 0 0); }
.chiffres { list-style: none; padding: 0; margin: 34px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; border-top: 1px solid rgba(31, 42, 68, .15); padding-top: 26px; }
.chiffres strong { font: 500 clamp(26px, 2.4vw, 38px)/1 var(--serif); display: inline-block; }
.chiffres span { font: 400 clamp(18px, 1.6vw, 24px)/1 var(--serif); }
.chiffres small { display: block; font-size: 13px; line-height: 1.4; color: var(--encre-douce); margin-top: 8px; }

/* ---------- Location ---------- */
.location { background: var(--blanc); padding-left: 0; padding-right: 0; }
.location-tete, .location-corps, .espaces, .infos, .galerie { padding-left: var(--marge); padding-right: var(--marge); }
.bande { overflow: hidden; border-top: 1px solid rgba(31, 42, 68, .12); border-bottom: 1px solid rgba(31, 42, 68, .12); margin: clamp(30px, 4vw, 60px) 0 clamp(50px, 7vw, 100px); padding: 20px 0; }
.bande-piste { display: flex; width: max-content; gap: 34px; align-items: center; animation: defile 60s linear infinite; }
.bande-piste span { font: italic 400 clamp(26px, 3vw, 44px)/1 var(--serif); white-space: nowrap; }
.bande-piste i { color: var(--or); font-style: normal; font-size: 18px; }
@keyframes defile { to { transform: translateX(-50%); } }
.location-corps { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: var(--marge); align-items: center; }
.location-photo { aspect-ratio: 1 / 1; width: min(100%, 80vh); justify-self: center; overflow: hidden; }
.location-photo img { width: 100%; height: 100%; object-fit: cover; }
.location-corps .texte-bloc p { font: 400 clamp(21px, 1.8vw, 26px)/1.45 var(--serif); color: var(--encre); }
.espaces { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: clamp(32px, 6vw, 100px); align-items: center; margin-top: clamp(70px, 9vw, 140px); }
.salles { list-style: none; padding: 0; margin: 0; }
.salles li { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px solid rgba(31, 42, 68, .14); padding: 16px 0; font: 400 clamp(22px, 2vw, 30px)/1 var(--serif); }
.salles b { font: 500 14px/1 var(--sans); letter-spacing: .12em; color: var(--or); }
.espaces-plan { max-height: 80vh; }
.espaces-plan img { width: 100%; max-height: 80vh; object-fit: contain; }
.galerie { margin-top: clamp(70px, 9vw, 140px); position: relative; }
.galerie-piste { display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; padding-bottom: 6px; }
.galerie-piste::-webkit-scrollbar { display: none; }
.galerie-piste figure { flex: 0 0 auto; width: min(34vw, 520px); scroll-snap-align: start; }
.galerie-piste img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.galerie-piste figcaption { font: italic 400 20px/1.3 var(--serif); margin-top: 12px; }
.galerie-fleches { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.galerie-fleches button { width: 52px; height: 52px; border-radius: 50%; border: 1px solid var(--encre); background: none; color: var(--encre); font-size: 18px; cursor: pointer; transition: background .3s, color .3s; }
.galerie-fleches button:hover { background: var(--encre); color: var(--papier); }
.infos { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 100px); margin-top: clamp(70px, 9vw, 140px); align-items: start; }
.infos-texte p { color: var(--encre-douce); max-width: 52ch; }
.documents { list-style: none; padding: 0; margin: 0; }
.documents li { display: grid; grid-template-columns: 48px 1fr auto; align-items: center; gap: 12px; padding: 22px 0; border-bottom: 1px solid rgba(31, 42, 68, .14); }
.doc-num { font: 500 12px/1 var(--sans); color: var(--or); letter-spacing: .14em; }
.doc-nom { font: 400 clamp(21px, 1.8vw, 27px)/1.1 var(--serif); }
.documents a { font: 500 11px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; text-decoration: none; border: 1px solid var(--encre); padding: 12px 16px; transition: background .3s, color .3s; }
.documents a:hover { background: var(--encre); color: var(--papier); }

/* ---------- Séminaires ---------- */
.sem-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: var(--marge); align-items: center; }
.sem-photo { aspect-ratio: 1 / 1; width: min(100%, 78vh); justify-self: center; overflow: hidden; }
.sem-photo img { width: 100%; height: 100%; object-fit: cover; }
.accroche { font: italic 400 clamp(22px, 2vw, 28px)/1.35 var(--serif); color: var(--encre) !important; }
.sem-mosaique { display: grid; grid-template-columns: 1.3fr 1fr 1fr; grid-template-rows: auto auto; gap: 18px; margin-top: clamp(60px, 8vw, 120px); }
.sem-mosaique figure { overflow: hidden; }
.sem-mosaique figure:first-child { grid-row: span 2; }
.sem-mosaique img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; transition: transform 1.2s var(--lent); }
.sem-mosaique figure:hover img { transform: scale(1.04); }
.sem-mosaique figure:nth-child(4) { grid-column: span 2; }
.sem-mosaique figure:nth-child(4) img { aspect-ratio: 16 / 7; }
.sem-plus { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) auto; gap: clamp(24px, 4vw, 60px); align-items: center; margin-top: clamp(50px, 7vw, 100px); padding-top: 40px; border-top: 1px solid rgba(31, 42, 68, .14); }
.sem-plus > p { font: 400 clamp(21px, 1.8vw, 26px)/1.4 var(--serif); margin: 0; }
.equipements { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 22px; }
.equipements li { display: flex; align-items: center; gap: 12px; font-size: 15px; }
.pastille { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--or); display: grid; place-items: center; font: 500 16px/1 var(--serif); color: var(--or); flex: none; }

/* ---------- Événements ---------- */
.evenements { background: var(--papier-2); }
.ev-tete { margin-bottom: clamp(40px, 6vw, 90px); }
.ev-date { font: 500 12px/1 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--or); margin-bottom: 18px; }
.ev-texte h3 { font-size: clamp(32px, 3.8vw, 56px); margin-bottom: 20px; }
.ev-texte p { color: var(--encre-douce); max-width: 46ch; }
.ev-une { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 100px); align-items: center; }
.ev-affiche { max-height: 80vh; aspect-ratio: 1920 / 2715; justify-self: center; box-shadow: 0 30px 60px -30px rgba(31, 42, 68, .5); }
.ev-affiche img { width: 100%; height: 100%; object-fit: cover; }
.ev-afterwork { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 100px); align-items: center; margin-top: clamp(80px, 10vw, 160px); }
.petit { font-size: 14px; }
.aw-colonnes { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; height: min(78vh, 720px); overflow: hidden; -webkit-mask-image: linear-gradient(transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(transparent, #000 10%, #000 90%, transparent); }
.aw-piste { display: grid; gap: 14px; animation: monteColonne 36s linear infinite; }
.aw-col.inverse .aw-piste { animation-direction: reverse; }
.aw-piste img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
@keyframes monteColonne { to { transform: translateY(calc(-50% - 7px)); } }
.ev-passes { margin-top: clamp(80px, 10vw, 150px); }
.ev-cartes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 36px); margin-top: 26px; }
.carte { background: var(--blanc); padding: 18px 18px 26px; }
.carte img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; margin-bottom: 20px; }
.carte h4 { font-size: clamp(24px, 2.2vw, 32px); margin-bottom: 8px; }
.carte p:last-child { color: var(--encre-douce); margin: 0; }
.carte-texte { display: flex; flex-direction: column; justify-content: flex-end; background: var(--encre); color: var(--papier); min-height: 300px; }
.carte-texte p:last-child { color: rgba(247, 242, 232, .8); }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 100px); align-items: start; }
.bloc-info { margin-top: 30px; }
.bloc-info h3 { font: 500 12px/1 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--or); margin-bottom: 14px; }
.bloc-info p { color: var(--encre-douce); max-width: 50ch; }
.formulaire { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; background: var(--blanc); padding: clamp(24px, 3.5vw, 50px); }
.formulaire label { display: grid; gap: 8px; font: 500 11px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; }
.formulaire .large { grid-column: 1 / -1; }
.formulaire input, .formulaire textarea { font: 400 17px/1.4 var(--sans); color: var(--encre); background: transparent; border: 0; border-bottom: 1px solid rgba(31, 42, 68, .3); padding: 10px 0; border-radius: 0; letter-spacing: 0; text-transform: none; }
.formulaire textarea { border: 1px solid rgba(31, 42, 68, .2); padding: 12px; resize: vertical; }
.formulaire input:focus, .formulaire textarea:focus { outline: none; border-color: var(--or); }
.formulaire .bouton { justify-self: start; grid-column: 1 / -1; }
.formulaire.surligne { animation: halo 1.2s ease; }
@keyframes halo { 30% { box-shadow: 0 0 0 4px rgba(176, 141, 74, .45); } }
.note { grid-column: 1 / -1; font-size: 14px; color: var(--or); margin: 0; }

/* ---------- Pied ---------- */
.pied { background: var(--encre); color: var(--papier); text-align: center; padding: 70px var(--marge) 60px; }
.pied img { width: 90px; margin: 0 auto 18px; filter: invert(1) brightness(1.6); opacity: .9; }
.pied-nom { font: 500 28px/1 var(--serif); }
.pied p { margin: 0 0 10px; color: rgba(247, 242, 232, .75); }
.reseaux { display: flex; justify-content: center; gap: 26px; margin-top: 22px !important; }
.reseaux a { text-decoration: none; font: 500 12px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; border-bottom: 1px solid var(--or); padding-bottom: 5px; }

/* ---------- Téléphone ---------- */
@media (max-width: 860px) {
  body { font-size: 16px; }
  .menu-pc { display: none; }
  .burger { display: block; }
  .marque-dessin { width: 48px; }
  .marque-trait { height: 32px; }
  .marque-nom { font-size: 19px; }
  section { padding-top: 64px; padding-bottom: 64px; }
  .hero, .a-propos, .architecture, .location-corps, .espaces, .infos, .sem-intro, .ev-une, .ev-afterwork, .contact { grid-template-columns: minmax(0, 1fr); }
  .hero { padding-top: 34px; padding-bottom: 64px; }
  .hero-photo { aspect-ratio: 4 / 3.4; margin-right: calc(-1 * var(--marge)); }
  .hero-vignette { position: relative; left: auto; bottom: auto; width: 46%; margin: -70px 0 0 auto; }
  .collage { padding: 0 18% 22% 0; }
  .histoire-tete { grid-template-columns: minmax(0, 1fr); }
  .histoire-photo { aspect-ratio: 4 / 3; width: 100%; }
  .frise { grid-template-columns: minmax(0, 1fr); padding: 0 0 0 30px; gap: 34px; }
  .frise::before { left: 0; right: auto; top: 8px; bottom: 8px; width: 1px; height: auto; }
  .frise::after { left: 0; top: 8px; width: 1px; height: var(--rempli-v, 0px); transition: height 1s var(--lent); }
  .etape::before { left: -35px; top: 14px; }
  .archi-dessin { order: -1; }
  .chiffres { grid-template-columns: minmax(0, 1fr); }
  .sem-photo { order: -1; aspect-ratio: 4 / 3; width: 100%; }
  .location-photo { aspect-ratio: 4 / 3; width: 100%; }
  .collage { width: 100%; }
  .galerie-piste figure { width: 76vw; }
  .galerie-fleches { display: none; }
  .sem-mosaique { grid-template-columns: 1fr 1fr; gap: 10px; }
  .sem-mosaique figure:first-child { grid-row: auto; grid-column: span 2; }
  .sem-mosaique figure:nth-child(4) { grid-column: span 2; }
  .sem-plus { grid-template-columns: minmax(0, 1fr); }
  .ev-affiche { width: 78%; }
  .aw-colonnes { height: 460px; }
  .ev-cartes { grid-template-columns: minmax(0, 1fr); }
  .carte { display: grid; grid-template-columns: 38% 1fr; gap: 0 16px; align-items: center; }
  .carte img { grid-row: span 3; margin: 0; }
  .carte-texte { display: block; min-height: 0; }
  .formulaire { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  #intro { display: none; }
  .apparait, figure.apparait { opacity: 1; transform: none; transition: none; }
  .titre-hero .ligne > span, .hero-photo img { transform: none; transition: none; }
  .dessin-trace { clip-path: none; transition: none; }
  .etape { opacity: 1; }
  .bande-piste, .aw-piste { animation: none; }
}
/* Frise horizontale (PC) : les dates s'allument l'une après l'autre, la ligne dorée les suit */
@media (min-width: 861px) {
  .frise::after { transition-duration: 1.8s; }
  .etape:nth-child(2), .etape:nth-child(2)::before { transition-delay: .35s; }
  .etape:nth-child(3), .etape:nth-child(3)::before { transition-delay: .7s; }
  .etape:nth-child(4), .etape:nth-child(4)::before { transition-delay: 1.05s; }
  .etape:nth-child(5), .etape:nth-child(5)::before { transition-delay: 1.4s; }
}