/* ==========================================================================
   Fondation Muna Yala — Feuille de styles globale
   Tokens, base, composants partagés (en-tête, menu, boutons, pied de page).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens de design
   -------------------------------------------------------------------------- */
:root {
  /* Palette */
  --violet: #2E1F52;
  --violet-clair: #4B3381;
  --orange: #E65100;
  --creme: #FBF8F3;
  --sable: #F4F0E9;
  --vert: #1C4532;
  --blanc: #FFFFFF;

  /* Typographie */
  --police-titre: 'Instrument Serif', Georgia, serif;
  --police-texte: 'Archivo', Helvetica, Arial, sans-serif;

  /* Trames */
  --gouttiere: clamp(24px, 5vw, 80px);
  --largeur-max: 1360px;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--blanc);
  color: var(--violet);
  font-family: var(--police-texte);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--violet-clair); }
a:hover { color: var(--orange); }

img { max-width: 100%; }

.page { background: var(--blanc); overflow-x: hidden; }

@keyframes bfade {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------------
   3. Utilitaires de mise en page
   -------------------------------------------------------------------------- */
.conteneur {
  max-width: var(--largeur-max);
  margin: 0 auto;
  padding-left: var(--gouttiere);
  padding-right: var(--gouttiere);
}

.surtitre {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 14px;
}

.titre-section {
  font-family: var(--police-titre);
  font-weight: 400;
  line-height: 1.06;
  color: var(--violet);
  overflow-wrap: break-word;
  text-wrap: balance;
  margin: 0;
}

.texte-clair { color: rgba(46, 31, 82, 0.72); }

/* Accessibilité : masquer visuellement sans masquer aux lecteurs d'écran */
.lecteur-ecran-seulement {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   4. Boutons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 40px;
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-family: var(--police-texte);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

/* Variantes de taille */
.btn--compact { min-height: 36px; padding: 9px 16px; font-size: 11.5px; }
.btn--large   { min-height: 44px; padding: 12px 24px; font-size: 12.5px; }

/* Variante « libellé de phrase » (pas de capitales) */
.btn--phrase {
  text-transform: none;
  padding: 10px 18px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

/* Variantes de couleur */
.btn--primaire { background: var(--orange); color: var(--creme); }
.btn--primaire:hover { background: var(--violet); color: var(--creme); }

/* Orange posé sur un fond sombre ou photographique */
.btn--primaire-sombre { background: var(--orange); color: var(--creme); }
.btn--primaire-sombre:hover { background: var(--creme); color: var(--violet); }

.btn--violet { background: var(--violet); color: var(--creme); }
.btn--violet:hover { background: var(--orange); color: var(--creme); }

/* Violet posé sur la bande orange */
.btn--violet-sombre { background: var(--violet); color: var(--creme); }
.btn--violet-sombre:hover { background: var(--creme); color: var(--violet); }

/* Contour sur fond clair */
.btn--ligne { border-color: rgba(46, 31, 82, 0.25); color: var(--violet); background: none; }
.btn--ligne:hover { border-color: var(--orange); color: var(--orange); }

/* Contour sur fond sombre — voile translucide */
.btn--ligne-claire {
  background: rgba(251, 248, 243, 0.12);
  border-color: rgba(251, 248, 243, 0.45);
  color: var(--creme);
}
.btn--ligne-claire:hover { background: var(--creme); color: var(--violet); }

/* Contour sur la bande orange */
.btn--ligne-orange { border-color: rgba(251, 248, 243, 0.7); color: var(--creme); background: none; }
.btn--ligne-orange:hover { background: var(--creme); color: var(--orange); }

/* Lien « En savoir plus » souligné d'orange */
.lien-savoir-plus {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--violet-clair);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 3px;
}
.lien-savoir-plus:hover { color: var(--orange); }

/* --------------------------------------------------------------------------
   5. En-tête et navigation
   -------------------------------------------------------------------------- */
.site-entete {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--violet);
  padding: 16px var(--gouttiere);
}

/* Sur l'accueil, l'en-tête se pose par-dessus la bannière */
.site-entete--banniere {
  position: relative;
  z-index: 3;
  background: none;
  padding: 18px var(--gouttiere);
}

.site-entete__inner {
  max-width: var(--largeur-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
}

.site-entete__logo {
  margin-right: auto;
  display: flex;
  align-items: center;
  text-decoration: none;
}
.site-entete__logo img {
  height: 40px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.nav-principale {
  display: none;
  align-items: center;
  gap: 26px;
  margin-right: 8px;
}
.nav-principale a {
  font-size: 14px;
  font-weight: 600;
  color: var(--creme);
  text-decoration: none;
}
.nav-principale a:hover { color: var(--orange); }

/* Page courante : le libellé reste crème, un filet orange le souligne. */
.nav-principale a[aria-current="page"] {
  position: relative;
  color: var(--creme);
}
.nav-principale a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  background: var(--orange);
}
.nav-principale a[aria-current="page"]:hover { color: var(--orange); }

.btn-langue {
  font-family: var(--police-texte);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--creme);
  background: none;
  border: 1px solid rgba(251, 248, 243, 0.4);
  border-radius: 4px;
  padding: 7px 10px;
  min-height: 34px;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.btn-langue:hover { border-color: var(--orange); color: var(--orange); }

.btn-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 40px;
  height: 36px;
  padding: 0 9px;
  background: rgba(251, 248, 243, 0.14);
  border: 1px solid rgba(251, 248, 243, 0.35);
  border-radius: 4px;
  cursor: pointer;
}
.btn-burger span { display: block; height: 2px; background: var(--creme); }

@media (min-width: 940px) {
  .nav-principale { display: flex; }
  .btn-burger { display: none; }
}

/* --------------------------------------------------------------------------
   6. Menu mobile plein écran
   -------------------------------------------------------------------------- */
.menu-mobile {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--violet);
  color: var(--creme);
  overflow: auto;
  animation: bfade 0.3s ease both;
}
.menu-mobile.est-ouvert { display: block; }

.menu-mobile__inner {
  padding: 18px var(--gouttiere) 50px;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
.menu-mobile__barre {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 26px;
}
.menu-mobile__marque {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(251, 248, 243, 0.55);
  margin-right: auto;
}
.menu-mobile__fermer {
  font-family: var(--police-texte);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--violet);
  background: var(--creme);
  border: none;
  border-radius: 4px;
  padding: 10px 16px;
  min-height: 38px;
  cursor: pointer;
}
.menu-mobile nav {
  display: flex;
  flex-direction: column;
  border-top: 1px solid rgba(251, 248, 243, 0.18);
}
.menu-mobile nav a {
  font-family: var(--police-titre);
  font-size: clamp(30px, 8vw, 54px);
  padding: 18px 0;
  border-bottom: 1px solid rgba(251, 248, 243, 0.18);
  color: var(--creme);
  text-decoration: none;
}
.menu-mobile nav a:hover { color: var(--orange); }
.menu-mobile nav a[aria-current="page"] { color: var(--orange); }

body.menu-est-ouvert { overflow: hidden; }

@media (min-width: 940px) {
  .menu-mobile { display: none !important; }
  body.menu-est-ouvert { overflow: visible; }
}

/* --------------------------------------------------------------------------
   7. Bannière des pages intérieures
   -------------------------------------------------------------------------- */
.banniere-interne {
  position: relative;
  overflow: hidden;
  background: var(--violet);
}
.banniere-interne__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.38;
}
.banniere-interne__voile {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(46, 31, 82, 0.74) 0%, rgba(46, 31, 82, 0.95) 100%);
}
.banniere-interne__contenu {
  position: relative;
  max-width: var(--largeur-max);
  margin: 0 auto;
  padding: 84px var(--gouttiere);
}
.fil-ariane { margin: 0 0 20px; }
.fil-ariane ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  font-size: 12px;
  letter-spacing: 0.06em;
}
.fil-ariane li {
  display: flex;
  align-items: center;
  gap: 9px;
}
.fil-ariane li + li::before {
  content: "/";
  color: rgba(251, 248, 243, 0.35);
}
.fil-ariane a {
  color: rgba(251, 248, 243, 0.72);
  text-decoration: none;
  transition: color 0.2s ease;
}
.fil-ariane a:hover { color: var(--orange); }
.fil-ariane [aria-current="page"] {
  color: var(--creme);
  font-weight: 600;
}

.banniere-interne__surtitre {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 16px;
}
.banniere-interne__titre {
  font-family: var(--police-titre);
  font-weight: 400;
  font-size: clamp(38px, 6.4vw, 86px);
  line-height: 1;
  color: var(--creme);
  margin: 0 0 20px;
  overflow-wrap: break-word;
  text-wrap: balance;
}
.banniere-interne__chapeau {
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.75;
  color: rgba(251, 248, 243, 0.82);
  margin: 0;
  max-width: 60ch;
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   8. Bande d'appel à l'action (orange, image en fond)
   -------------------------------------------------------------------------- */
.bande-cta {
  position: relative;
  overflow: hidden;
}
.bande-cta__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.bande-cta__voile {
  position: absolute;
  inset: 0;
  background: rgba(230, 81, 0, 0.9);
}
.bande-cta__contenu {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 76px var(--gouttiere);
  text-align: center;
  color: var(--creme);
}
.bande-cta__titre {
  font-family: var(--police-titre);
  font-weight: 400;
  font-size: clamp(32px, 5.4vw, 60px);
  line-height: 1.05;
  margin: 0 0 16px;
  overflow-wrap: break-word;
  text-wrap: balance;
}
.bande-cta__texte {
  font-size: 16.5px;
  line-height: 1.75;
  color: rgba(251, 248, 243, 0.92);
  margin: 0 auto 26px;
  max-width: 56ch;
  text-wrap: pretty;
}
.bande-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   9. Pied de page
   -------------------------------------------------------------------------- */
.site-pied {
  background: var(--violet);
  color: var(--creme);
  padding: 66px var(--gouttiere) 30px;
}
.site-pied__inner { max-width: var(--largeur-max); margin: 0 auto; }

.site-pied__colonnes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(251, 248, 243, 0.16);
}
@media (min-width: 700px)  { .site-pied__colonnes { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .site-pied__colonnes { grid-template-columns: repeat(4, 1fr); } }

.site-pied__logo {
  height: 42px;
  width: auto;
  display: block;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}
.site-pied__baseline {
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(251, 248, 243, 0.65);
  margin: 0;
  max-width: 34ch;
}
.site-pied__titre {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 14px;
}
.site-pied__liens {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.site-pied__liens a {
  font-size: 14.5px;
  color: rgba(251, 248, 243, 0.85);
  text-decoration: none;
}
.site-pied__liens a:hover { color: var(--orange); }
.site-pied__coordonnees {
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(251, 248, 243, 0.85);
  margin: 0 0 8px;
}
.site-pied__coordonnees:last-child { margin-bottom: 0; }

.site-pied__bas {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  padding-top: 20px;
}
.site-pied__copyright {
  font-size: 12.5px;
  color: rgba(251, 248, 243, 0.5);
  margin: 0;
  margin-right: auto;
}
.site-pied__mention {
  font-size: 12.5px;
  color: rgba(251, 248, 243, 0.6);
  margin: 0;
}

/* --------------------------------------------------------------------------
   10. Apparition au défilement
       Le voile initial n'est posé que si JavaScript est actif : sans JS,
       tout le contenu reste visible.
   -------------------------------------------------------------------------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.75s cubic-bezier(0.16, 0.84, 0.44, 1),
              transform 0.75s cubic-bezier(0.16, 0.84, 0.44, 1);
}
.js [data-reveal][data-reveal-delai="1"] { transition-delay: 80ms; }
.js [data-reveal][data-reveal-delai="2"] { transition-delay: 160ms; }
.js [data-reveal].est-visible { opacity: 1; transform: none; }

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