/* =========================================================================
   La Bicycl'Est — styles du site
   Construit sur design-tokens.css (variables, formes, focus, reduced-motion).
   Registre : éditorial, photographique. La colline en fil conducteur.
   ========================================================================= */

/* --- Reset minimal --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 100px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-body-md-size);
  line-height: var(--text-body-md-leading);
  color: var(--color-ink);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { display: block; max-width: 100%; }
img, video { height: auto; }
/* <picture> ne crée pas de boîte : l'<img> se dimensionne contre le vrai conteneur */
picture { display: contents; }
a { color: var(--color-primary); text-underline-offset: 0.15em; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button { font: inherit; color: inherit; cursor: pointer; }
:target { scroll-margin-top: 100px; }

/* --- Typographie ----------------------------------------------------------- */
.display { font-family: var(--font-display); font-size: var(--text-display-size);
  font-weight: var(--text-display-weight); line-height: var(--text-display-leading);
  letter-spacing: var(--text-display-tracking); }
h1, .h1 { font-family: var(--font-display); font-size: var(--text-h1-size);
  font-weight: var(--text-h1-weight); line-height: var(--text-h1-leading); }
h2, .h2 { font-family: var(--font-body); font-size: var(--text-h2-size);
  font-weight: var(--text-h2-weight); line-height: var(--text-h2-leading);
  text-transform: uppercase; letter-spacing: var(--text-h2-tracking); color: var(--color-primary); }
h3, .h3 { font-family: var(--font-body); font-size: var(--text-h3-size);
  font-weight: var(--text-h3-weight); line-height: var(--text-h3-leading); }
h4, .h4 { font-family: var(--font-body); font-size: var(--text-h4-size);
  font-weight: var(--text-h4-weight); line-height: var(--text-h4-leading); }
.lead { font-size: var(--text-body-lg-size); line-height: var(--text-body-lg-leading); }
.small { font-size: var(--text-body-sm-size); line-height: var(--text-body-sm-leading); }
.measure { max-width: var(--measure); }
.text-muted { color: var(--color-muted); }
strong, b { font-weight: 600; }

/* --- Accessibilité --------------------------------------------------------- */
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: var(--space-sm); top: -60px; z-index: 200;
  background: var(--color-primary); color: var(--color-on-primary);
  padding: var(--space-sm) var(--space-md); border-radius: var(--radius-md);
  transition: top 0.2s ease; }
.skip-link:focus { top: var(--space-sm); }

/* --- Conteneur ------------------------------------------------------------- */
.wrap { width: 100%; max-width: 1200px; margin-inline: auto;
  padding-inline: var(--space-lg); }
@media (min-width: 768px) { .wrap { padding-inline: var(--space-xl); } }

/* --- Icônes ---------------------------------------------------------------- */
.icon { width: 22px; height: 22px; flex: none; stroke-width: 2; }
.icon--sm { width: 18px; height: 18px; }
.icon--lg { width: 24px; height: 24px; }

/* --- Boutons --------------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; gap: var(--space-sm);
  font-size: var(--text-label-size); font-weight: var(--text-label-weight);
  letter-spacing: var(--text-label-tracking); text-transform: uppercase;
  text-decoration: none; border: 1px solid transparent; border-radius: var(--radius-pill);
  padding: var(--space-md) var(--space-lg); transition: background-color 0.2s ease, color 0.2s ease; }
.btn--primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn--primary:hover { background: var(--color-primary-dark); }
.btn--secondary { background: var(--color-surface); color: var(--color-primary);
  border-color: var(--color-border); }
.btn--secondary:hover { border-color: var(--color-primary); }
.btn--ghost-light { background: transparent; color: var(--color-on-primary);
  border-color: rgba(255,255,255,0.5); }
.btn--ghost-light:hover { background: rgba(255,255,255,0.12); }

/* Lien externe avec chevron */
.link-ext { display: inline-flex; align-items: baseline; gap: 6px;
  color: var(--color-primary); text-decoration: none; font-weight: 500; }
.link-ext:hover { text-decoration: underline; }
.link-ext .icon { align-self: center; }

/* Filet jaune du lien de navigation actif (seul usage linéaire du jaune) */

/* --- En-tête / navigation -------------------------------------------------- */
/* Barre de navigation flottante, fixe, superposée au contenu, fond blanc opaque */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: var(--space-md) var(--space-md) 0; pointer-events: none; }
.nav { pointer-events: auto; display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-lg); height: 76px; padding-inline: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(23, 44, 100, 0.12), 0 2px 8px rgba(23, 44, 100, 0.06); }
/* Pages sans hero : la première section dégage la barre fixe */
body:not(.has-hero) main > section:first-child { padding-top: calc(92px + var(--space-lg)); }
.nav__brand { display: inline-flex; align-items: center; }
.nav__brand img { height: 60px; width: auto; }
.nav__links { display: none; align-items: center; gap: var(--space-xl); }
.nav__link { position: relative; text-decoration: none; color: var(--color-primary);
  font-size: 1.0625rem; font-weight: 600; letter-spacing: 0;
  text-transform: none; padding: var(--space-xs) 0; }
.nav__link::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -3px;
  height: 3px; background: var(--color-sun); border-radius: var(--radius-pill);
  transition: right 0.25s ease; }
.nav__link:hover::after { right: 40%; }
.nav__link[aria-current="true"]::after { right: 0; }
@media (min-width: 861px) {
  .nav__links { display: inline-flex; }
}

/* Bouton rond mobile, logé dans la barre de navigation flottante + panneau plein écran */
.nav__toggle { display: inline-flex; align-items: center; justify-content: center;
  flex: none; width: 48px; height: 48px; border-radius: var(--radius-pill);
  background: var(--color-primary); color: var(--color-on-primary); border: none;
  cursor: pointer; }
@media (min-width: 861px) { .nav__toggle { display: none; } }
.nav-panel { position: fixed; inset: 0; z-index: 130; background: var(--color-primary);
  color: var(--color-on-primary); padding: var(--space-xxl) var(--space-lg);
  display: flex; flex-direction: column; gap: var(--space-lg);
  transform: translateY(100%); transition: transform 0.32s ease; overflow-y: auto; }
.nav-panel[data-open="true"] { transform: translateY(0); }
.nav-panel__close { align-self: flex-end; width: 48px; height: 48px; border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.14); color: var(--color-on-primary); border: none;
  display: inline-flex; align-items: center; justify-content: center; }
.nav-panel a { color: var(--color-on-primary); text-decoration: none;
  font-family: var(--font-display); font-size: var(--text-h1-size); padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(255,255,255,0.18); }
body.is-locked { overflow: hidden; }

/* --- Sections -------------------------------------------------------------- */
.section { padding-block: var(--space-xxl); }
.section--alt { background: var(--color-surface-alt); }
@media (min-width: 768px) { .section { padding-block: var(--space-xxxl); } }
.section__head { margin-bottom: var(--space-xl); }
.section__head h1, .section__head h2 { margin-bottom: var(--space-sm); }
.section__eyebrow { display: inline-flex; align-items: center; gap: var(--space-sm);
  color: var(--color-muted); font-size: var(--text-label-size); font-weight: 500;
  letter-spacing: var(--text-label-tracking); text-transform: uppercase;
  margin-bottom: var(--space-sm); }
.stack > * + * { margin-top: var(--space-md); }

/* Section "L'itinéraire" : titre + texte à gauche, image à droite (≥ 900px) */
.ambition { display: grid; gap: var(--space-xl); align-items: start; }
@media (min-width: 900px) { .ambition { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-xxxl); } }
.ambition__media { position: relative; margin: 0; }
.ambition__media img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover;
  border-radius: var(--radius-lg); }

/* --- Hero (option B : vidéo masquée dans la forme, cadre bleu) -------------- */
.hero { position: relative; background: var(--color-primary); color: var(--color-on-primary);
  overflow: hidden; }
.hero__decor { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
/* Colline en filigrane, écart tonal faible, débordant à droite — fil conducteur */
.hero__colline { position: absolute; right: -18%; bottom: -12%; width: 78%; height: 128%;
  background: var(--color-primary-dark); clip-path: url(#bx-colline); opacity: 0.55; }
.hero__inner { position: relative; z-index: 1; display: grid; gap: var(--space-xl);
  padding: calc(76px + var(--space-xl) + 10px) var(--space-lg) var(--space-xxl); }
@media (min-width: 900px) {
  .hero { min-height: 92vh; }
  .hero__inner { grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: var(--space-xxxl); align-items: center; min-height: 92vh;
    padding: calc(76px + var(--space-xl)) 0 var(--space-xxl)
      max(var(--space-xl), calc((100% - 1200px) / 2 + var(--space-xl))); }
}
.hero__title { margin-bottom: var(--space-lg); }
.hero__title .display { display: block; font-size: clamp(2.8rem, 5.6vw, 4.75rem);
  line-height: 1.02; }
.hero__subtitle { font-family: var(--font-display); color: var(--color-sky); display: block;
  margin-top: var(--space-xs); font-size: clamp(1.5rem, 3vw, 2.4rem); line-height: 1.1; }
.hero__lead { color: rgba(255,255,255,0.9); max-width: 44ch; margin-bottom: var(--space-xl);
  font-size: var(--text-body-lg-size); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--space-md); align-items: center; }

/* Média du hero : grande fenêtre masquant la boucle vidéo (ou le poster de repli),
   débordant vers le bord droit et occupant la hauteur du hero. */
.hero__media { position: relative; aspect-ratio: 4 / 3; background: var(--color-primary-dark);
  clip-path: url(#bx-fenetre); }
@media (min-width: 900px) { .hero__media { aspect-ratio: auto; height: min(80vh, 660px); } }
.hero__media > picture img, .hero__media > video { position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover; }
.hero__media > video { z-index: 1; }

/* Crédit photographique posé sur une image (obligation de paternité) */
.credit-overlay { position: absolute; z-index: 2; bottom: var(--space-md); right: var(--space-md);
  margin: 0; color: rgba(255,255,255,0.85); font-size: 0.72rem; letter-spacing: 0.01em;
  text-shadow: 0 1px 2px rgba(0,0,0,0.55); }
/* Bouton de lecture de la vidéo promotionnelle — masqué tant qu'aucune source */
.hero__play { position: absolute; z-index: 2; left: 50%; top: 50%; transform: translate(-50%, -50%);
  display: none; align-items: center; gap: var(--space-sm);
  background: var(--color-surface); color: var(--color-primary);
  border: none; border-radius: var(--radius-pill); padding: var(--space-md) var(--space-lg);
  font-size: var(--text-label-size); font-weight: 600; letter-spacing: var(--text-label-tracking);
  text-transform: uppercase; }
.hero__play[data-ready="true"] { display: inline-flex; }
.hero__play .play-disc { display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%; background: var(--color-primary);
  color: var(--color-on-primary); }
.hero__play:hover { background: var(--color-sky); }

/* --- Carte de l'itinéraire ------------------------------------------------ */
.map { margin: 0; }
.map img { width: 100%; height: auto; display: block;
  border-radius: var(--radius-lg); border: 1px solid var(--color-border); }

/* --- Étapes : liens d'une carte -------------------------------------------- */
.stages__links { display: flex; flex-direction: column; gap: var(--space-sm);
  margin-top: var(--space-md); }

/* Pastilles de difficulté (aplats pleins, texte lisible, libellé écrit) */
.badge { display: inline-flex; align-items: center; gap: 6px; border-radius: var(--radius-pill);
  padding: 6px var(--space-md); font-size: var(--text-label-size); font-weight: 600;
  letter-spacing: var(--text-label-tracking); text-transform: uppercase; }
.badge--easy { background: var(--color-forest); color: var(--color-on-primary); }
.badge--medium { background: var(--color-sun); color: var(--color-primary); }

/* --- Crédit sous une figure (carte, photo train) --------------------------- */
.figure__credit { margin-top: var(--space-sm); color: var(--color-muted);
  font-size: var(--text-body-sm-size); }

/* --- FAQ (accordéon, 2 colonnes au-delà de 860px) -------------------------- */
.faq { column-gap: var(--space-xl); }
@media (min-width: 860px) { .faq { columns: 2; } }
.faq__item { break-inside: avoid; margin-bottom: var(--space-md);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  background: var(--color-surface); overflow: hidden; }
.faq__item summary { display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-md); padding: var(--space-lg); font-family: var(--font-body);
  font-weight: 600; font-size: var(--text-h4-size); color: var(--color-ink);
  list-style: none; cursor: pointer; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary .icon { color: var(--color-primary); transition: transform 0.25s ease; }
.faq__item[open] summary .icon { transform: rotate(180deg); }
.faq__answer { padding: 0 var(--space-lg) var(--space-lg); }
.faq__answer p + p { margin-top: var(--space-md); }
.faq__answer ul { list-style: disc; padding-left: 1.2em; }
.faq__answer li + li { margin-top: var(--space-xs); }

/* --- Liaisons train -------------------------------------------------------- */
.gares { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-md); }
.gare { display: inline-flex; align-items: center; gap: 6px; background: var(--color-surface-alt);
  border: 1px solid var(--color-border); border-radius: var(--radius-pill);
  padding: 6px var(--space-md); font-size: var(--text-body-sm-size); }

/* --- Grille de logos partenaires ------------------------------------------- */
.partner-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
@media (min-width: 560px) { .partner-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 860px) { .partner-grid { grid-template-columns: repeat(4, 1fr); } }
.partner-cell { display: grid; place-items: center; height: 112px; padding: var(--space-md);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); }
.partner-cell img { max-height: 80px; max-width: 100%; object-fit: contain; }
.partner-link { display: grid; place-items: center; width: 100%; height: 100%;
  border-radius: inherit; transition: opacity 0.2s ease, transform 0.2s ease; }
.partner-link:hover { opacity: .72; transform: scale(1.03); }
.partner-link:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { .partner-link:hover { transform: none; } }
.partner-cell--empty { border-style: dashed; color: var(--color-muted);
  font-size: var(--text-body-sm-size); text-align: center; }

/* Encadré financement FEDER */
.feder { background: var(--color-surface-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-xl); }
.feder__logo { height: 56px; width: auto; margin-bottom: var(--space-md); }

/* --- Pied de page ---------------------------------------------------------- */
.site-footer { position: relative; background: var(--color-primary); color: var(--color-on-primary);
  padding-block: var(--space-xxl) var(--space-xl); margin-top: 0; }
/* Vague douce en transition vers le pied de page : affleure le footer, aucune marge */
.footer-wave { display: block; width: 100%; height: 48px; margin-top: 0;
  margin-bottom: -1px; background: var(--color-surface-alt); }
/* Pages dont la dernière section est blanche : la vague reste blanche */
body.pre-footer-light .footer-wave { background: var(--color-surface); }
.footer-wave path { fill: var(--color-primary); }
@media (min-width: 768px) { .footer-wave { height: 72px; } }
.site-footer a { color: var(--color-on-primary); }
.footer__grid { display: grid; gap: var(--space-xl); }
@media (min-width: 768px) { .footer__grid { grid-template-columns: 2fr 1fr 1fr; gap: var(--space-xxl); } }
.footer__brand img { height: 80px; width: auto; display: block; margin-bottom: var(--space-md); }
.footer__col h3 { font-size: var(--text-h4-size); margin-bottom: var(--space-md); color: var(--color-sky); }
.footer__col ul { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer__col a { text-decoration: none; opacity: 0.9; }
.footer__col a:hover { opacity: 1; text-decoration: underline; }
.footer__bottom { margin-top: var(--space-xxl); padding-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.18); display: flex; flex-wrap: wrap;
  gap: var(--space-md); justify-content: space-between; font-size: var(--text-body-sm-size);
  opacity: 0.85; }

/* --- Modale vidéo promotionnelle ------------------------------------------- */
.video-modal { border: none; padding: 0; background: transparent; max-width: min(1100px, 92vw);
  width: 100%; }
.video-modal::backdrop { background: rgba(23, 44, 100, 0.82); }
.video-modal__inner { position: relative; aspect-ratio: 16 / 9; background: #000;
  border-radius: var(--radius-lg); overflow: hidden; }
/* Conteneur de l'iframe : remplit la modale pour que l'iframe puisse faire 100 % */
.video-modal__frame { width: 100%; height: 100%; }
.video-modal__inner video,
.video-modal__inner iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-modal__close { position: absolute; top: var(--space-md); right: var(--space-md);
  width: 44px; height: 44px; border-radius: var(--radius-pill); border: none;
  background: rgba(255,255,255,0.9); color: var(--color-primary);
  display: inline-flex; align-items: center; justify-content: center; z-index: 2; }

/* --- Chiffres clés : 3 cartes aérées, intégrées à la carte ---------------- */
.figures { display: grid; gap: var(--space-lg); margin-top: var(--space-xxl); }
@media (min-width: 820px) { .figures { grid-template-columns: repeat(3, 1fr); } }
.fig-card { background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-xl);
  display: flex; flex-direction: column; gap: var(--space-md); }
.fig-card__icon { width: 30px; height: 30px; color: var(--color-primary); }
.fig-card__num { font-family: var(--font-display); font-weight: 700; line-height: 1;
  color: var(--color-primary); font-size: clamp(2.6rem, 5vw, 3.4rem); margin: 0; }
.fig-card__unit { font-size: 0.42em; font-weight: 700; margin-left: 0.1em; }
.fig-card__label { font-weight: 600; color: var(--color-ink); margin: 0; }
.fig-card__detail { color: var(--color-muted); font-size: var(--text-body-sm-size); margin: 0; }
.fig-card__pair { display: flex; gap: var(--space-xl); }
.fig-bar { height: 12px; border-radius: 999px; background: var(--color-border);
  display: flex; overflow: hidden; margin-top: auto; }
.fig-bar__seg { height: 100%; }
.fig-bar__seg--vv { background: var(--color-primary); }
.fig-bar__seg--am { background: var(--color-sky); }
.fig-legend { display: flex; flex-wrap: wrap; gap: var(--space-md);
  font-size: var(--text-body-sm-size); color: var(--color-muted); }
.fig-legend span { display: inline-flex; align-items: center; gap: 6px; }
.fig-legend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.fig-chips { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: auto; }

/* --- Liaisons train : grande photo à gauche ------------------------------- */
.train { display: grid; gap: var(--space-xl); }
@media (min-width: 900px) { .train { grid-template-columns: 1fr 1fr;
  gap: var(--space-xxxl); align-items: center; } }
.train__photo { margin: 0; }
.train__photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover;
  border-radius: var(--radius-lg); }
.train__content { display: flex; flex-direction: column; gap: var(--space-md); }

/* --- Étapes : slider horizontal pleine largeur (+ mode épinglé) ----------- */
.etapes__track { display: flex; gap: var(--space-lg); list-style: none; margin: 0;
  overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: thin;
  padding: 0 0 var(--space-md);
  padding-inline: max(var(--space-lg), calc((100vw - 1200px) / 2 + var(--space-xl)));
  /* Le snap conserve la marge gauche (sinon la 1re carte se colle au bord) */
  scroll-padding-inline-start: max(var(--space-lg), calc((100vw - 1200px) / 2 + var(--space-xl))); }
.etapes__track::-webkit-scrollbar { height: 8px; }
.etapes__track::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 999px; }
.stage-card { flex: 0 0 clamp(280px, 82vw, 380px); scroll-snap-align: start;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column; }
.stage-card__img { position: relative; aspect-ratio: 3 / 2; background: var(--color-surface-alt); }
.stage-card__img img { width: 100%; height: 100%; object-fit: cover; }
.stage-card__badge { position: absolute; top: var(--space-md); left: var(--space-md); z-index: 1; }
.stage-card__body { display: flex; flex-direction: column; gap: var(--space-sm);
  padding: var(--space-lg); flex: 1; }
.stage-card__title { font-family: var(--font-display); font-size: 1.5rem; color: var(--color-ink);
  line-height: 1.12; }
.stage-card__km { display: inline-flex; align-items: center; gap: 6px; color: var(--color-muted);
  font-size: var(--text-body-sm-size); }
.stage-card__links { display: flex; flex-direction: column; gap: 6px; margin-top: auto;
  padding-top: var(--space-sm); }
.etapes__controls { display: flex; gap: var(--space-sm); margin-top: var(--space-lg);
  padding-bottom: var(--space-xxxl); }
/* La section porte 0 padding : la respiration vient du titre et des contrôles */
.etapes-section { padding-block: 0; }
.etapes__head { padding-top: var(--space-xxxl); margin-bottom: var(--space-xl); }
.slider__btn { width: 48px; height: 48px; border-radius: 999px; border: 1px solid var(--color-border);
  background: var(--color-surface); color: var(--color-primary);
  display: inline-flex; align-items: center; justify-content: center; }
.slider__btn:hover { border-color: var(--color-primary); }
.slider__btn:disabled { opacity: 0.4; cursor: default; }
.slider__btn--prev svg { transform: rotate(90deg); }
.slider__btn--next svg { transform: rotate(-90deg); }
/* Mode épinglé : défilement horizontal piloté par le scroll vertical
   (desktop uniquement, désactivé sous prefers-reduced-motion — géré en JS) */
.etapes.is-pinned .etapes__viewport { position: sticky; top: 0; height: 100vh; overflow: hidden;
  box-sizing: border-box; padding-top: calc(76px + var(--space-lg));
  display: flex; flex-direction: column; justify-content: center; gap: var(--space-lg); }
.etapes.is-pinned .etapes__head { padding-top: 0; margin-bottom: 0; }
.etapes.is-pinned .etapes__track { overflow: visible; scroll-snap-type: none; padding-bottom: 0;
  will-change: transform; }

/* --- Découverte : composition photo décalée (broken grid) à gauche --------- */
.decouverte { display: grid; gap: var(--space-xl); align-items: center; }
@media (min-width: 900px) { .decouverte { grid-template-columns: 1fr 1fr; gap: var(--space-xxxl); } }
/* Conteneur au ratio de la composition ; images positionnées en % (responsive) */
.collage { position: relative; aspect-ratio: 520 / 405; }
.collage__item { position: absolute; margin: 0; overflow: hidden;
  border-radius: var(--radius-lg); }
.collage__item img { display: block; width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 0.61, 0.36, 1); }
.collage__item:hover img { transform: scale(1.05); }
/* Haut-gauche : paysage, aligné en haut à gauche */
.collage__item--1 { left: 0;   top: 0;   width: 45%; aspect-ratio: 4 / 3; z-index: 2; }
/* Droite : portrait, décalée vers le bas (élément dominant) */
.collage__item--2 { left: 51%; top: 17%; width: 49%; aspect-ratio: 3 / 4; z-index: 1; }
/* Bas-gauche : paysage plus petit, légèrement indenté vers la droite */
.collage__item--3 { left: 9%;  top: 47%; width: 36%; aspect-ratio: 4 / 3; z-index: 3; }
/* Apparition échelonnée des images : fondu + léger mouvement (gate .js) */
.js .collage__item.reveal { opacity: 0; transform: translateY(24px) scale(0.98);
  transition: opacity 0.7s ease, transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1); }
.js .collage__item.reveal.is-visible { opacity: 1; transform: none; }
.js .collage__item--2.reveal { transition-delay: 0.12s; }
.js .collage__item--3.reveal { transition-delay: 0.24s; }

/* --- Motion sobre : révélations au scroll (gate .js) ----------------------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1 !important; transform: none !important; }
}

/* --- Impression ------------------------------------------------------------ */
/* --- Galerie territoire : diaporama horizontal (scroll-snap) --------------- */
.gallery { margin-top: var(--space-xl); }
.gallery__viewport { overflow: hidden; }
.gallery__track { display: flex; gap: var(--space-md); list-style: none; margin: 0;
  padding: 0 var(--space-lg); overflow-x: auto; scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--space-lg);
  -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.gallery__track::-webkit-scrollbar { display: none; }
.gallery__track:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 4px; }
.gallery__slide { flex: 0 0 min(100%, 820px); scroll-snap-align: start; }
.gallery__slide figure { position: relative; margin: 0; }
.gallery__slide img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block;
  border-radius: var(--radius-lg); background: var(--color-surface-alt); }
.gallery__cap { display: flex; flex-wrap: wrap; justify-content: space-between;
  gap: var(--space-sm) var(--space-md); margin-top: var(--space-sm); }
.gallery__place { font-weight: 600; color: var(--color-ink); }
.gallery__credit { color: var(--color-muted); font-size: 0.8rem; }
.gallery__controls { display: flex; align-items: center; justify-content: center;
  gap: var(--space-lg); margin-top: var(--space-lg); }
.gallery__count { font-variant-numeric: tabular-nums; color: var(--color-muted);
  min-width: 5ch; text-align: center; }
@media (min-width: 768px) {
  .gallery__slide { flex-basis: min(90%, 1180px); }
}

@media print {
  .site-header, .nav__toggle, .hero__decor, .footer-wave, .video-modal { display: none !important; }
  body { color: #000; }
  a { text-decoration: underline; }
}