/* ============================================
   COMPONENTS.CSS — Intro, nav, boutons, cartes,
   accordéons, formulaires, footer
   ============================================ */

/* ---------- Intro animée (logo ENSPE) ---------- */
.intro {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 38%, rgba(233, 181, 77, 0.14) 0%, transparent 65%),
    var(--color-fond);
  transition: opacity 0.45s ease, visibility 0.45s;
}
.intro--fin {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.intro--retire { display: none; }

.intro__coeur {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.intro__embleme {
  width: clamp(80px, 15vw, 112px);
  height: auto;
  overflow: visible;
}
.intro__embleme .trace {
  fill: none;
  stroke: var(--color-or);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-dasharray: 400;
  stroke-dashoffset: 400;
}
.intro__embleme .trace--bleu { stroke: var(--color-bleu); }
.intro__embleme .etoile {
  fill: var(--color-or);
  opacity: 0;
  transform-origin: center;
  transform: scale(0.4);
}
.intro--joue .trace {
  animation: intro-tracer 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.intro--joue .trace--2 { animation-delay: 0.1s; }
.intro--joue .etoile {
  animation: intro-etoile 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) 0.55s forwards;
}

.intro__nom {
  display: flex;
  gap: 0.3em;
  font-family: var(--font-titre);
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  font-weight: 700;
  color: var(--color-bleu);
  letter-spacing: 0.16em;
  line-height: 1;
}
.intro__nom span {
  opacity: 0;
  transform: translateY(0.5em);
  filter: blur(6px);
}
.intro--joue .intro__nom span {
  animation: intro-lettre 0.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.intro--joue .intro__nom span:nth-child(1) { animation-delay: 0.55s; }
.intro--joue .intro__nom span:nth-child(2) { animation-delay: 0.62s; }
.intro--joue .intro__nom span:nth-child(3) { animation-delay: 0.69s; }
.intro--joue .intro__nom span:nth-child(4) { animation-delay: 0.76s; }
.intro--joue .intro__nom span:nth-child(5) { animation-delay: 0.83s; }

.intro__tagline {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-or-sombre);
  opacity: 0;
  text-align: center;
}
.intro--joue .intro__tagline {
  animation: intro-lettre 0.4s ease 1s forwards;
}

.intro__passer {
  position: absolute;
  bottom: max(env(safe-area-inset-bottom, 0px), 1.5rem);
  right: 1.5rem;
  padding: 0.6rem 1.2rem;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-texte-tres-doux);
  border: 1px solid var(--color-bordure);
  border-radius: 100px;
  transition: color var(--transition), border-color var(--transition);
}
.intro__passer:hover {
  color: var(--color-bleu);
  border-color: var(--color-bordure-or);
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid transparent;
  border-radius: 0;
  transition:
    top 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    left 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    right 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-radius 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav.scrolled {
  top: 12px;
  left: max(16px, calc(50% - 580px));
  right: max(16px, calc(50% - 580px));
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(255,255,255,0.96) 0%, rgba(240,244,255,0.94) 100%);
  box-shadow: 0 12px 48px rgba(31, 47, 99, 0.13), 0 2px 8px rgba(31, 47, 99, 0.06), inset 0 1px 0 rgba(255,255,255,0.9);
  border-color: rgba(200, 145, 47, 0.14);
}
.nav.scrolled::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,0.65) 50%, transparent 80%);
  background-size: 280% 100%;
  animation: nav-lueur-balaye 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.1s 1 both;
  pointer-events: none;
  z-index: 1;
}
.nav.scrolled .nav__interieur {
  height: 62px;
  position: relative;
  z-index: 2;
}

.nav__interieur {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}
@media (min-width: 768px) {
  .nav__interieur { padding: 0 var(--space-lg); }
}

.nav__logo {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.nav__logo-nom {
  font-family: var(--font-titre);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-bleu);
}
.nav__logo-sous {
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-or-sombre);
}

.nav__liens {
  display: none;
  align-items: center;
  gap: var(--space-lg);
}
@media (min-width: 1000px) {
  .nav__liens { display: flex; }
}

.nav__lien {
  position: relative;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-texte-doux);
  padding: 0.4rem 0;
}
.nav__lien::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-or);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav__lien:hover { color: var(--color-bleu); }
.nav__lien:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav__lien--actif { color: var(--color-bleu); font-weight: 600; }
.nav__lien--actif::after { transform: scaleX(1); }

/* Menu déroulant Formations */
.nav__deroulant { position: relative; }
.nav__deroulant-panneau {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 300px;
  background: var(--color-fond);
  border: 1px solid var(--color-bordure);
  border-radius: var(--radius-md);
  box-shadow: var(--ombre-forte);
  padding: var(--space-xs);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}
.nav__deroulant:hover .nav__deroulant-panneau,
.nav__deroulant:focus-within .nav__deroulant-panneau {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav__deroulant-lien {
  display: flex;
  flex-direction: column;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.nav__deroulant-lien:hover { background: var(--color-fond-doux); }
.nav__deroulant-lien strong {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-bleu);
}
.nav__deroulant-lien span {
  font-size: var(--text-xs);
  color: var(--color-texte-tres-doux);
}

.nav__burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
}
@media (min-width: 1000px) {
  .nav__burger { display: none; }
}
.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-bleu);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav__burger.ouvert span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.ouvert span:nth-child(2) { opacity: 0; }
.nav__burger.ouvert span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  background: var(--color-fond);
  border-bottom: 1px solid var(--color-bordure);
  max-height: 0;
  overflow: hidden;
  padding: 0 var(--space-sm);
  overscroll-behavior: contain;
  transition: max-height 0.45s cubic-bezier(0.22, 1, 0.36, 1), padding 0.45s;
}
.nav__mobile.ouvert {
  max-height: calc(100dvh - 74px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: var(--space-sm) var(--space-sm) var(--space-md);
}
.nav__mobile .nav__lien {
  display: block;
  padding: 0.6rem 0.25rem;
  font-size: var(--text-base);
}
.nav__mobile-groupe {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-texte-tres-doux);
  padding: 1rem 0.25rem 0.15rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--color-bordure);
}

/* Accordéon « Formations » du menu mobile (construit au runtime) */
.nav__mobile-accordion {
  display: flex;
  flex-direction: column;
}
.nav__mobile-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.85rem 0.9rem;
  background: var(--color-fond-doux);
  border: 1px solid var(--color-bordure);
  border-radius: 12px;
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-bleu);
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease, border-radius 0.25s ease;
}
.nav__mobile-toggle:hover { background: #eaeef7; }
.nav__mobile-accordion.is-open .nav__mobile-toggle {
  border-color: var(--color-bordure-or);
  border-bottom-color: transparent;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}
.nav__mobile-chevron {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--color-or-sombre);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.3s ease;
}
.nav__mobile-accordion.is-open .nav__mobile-chevron { transform: rotate(180deg); }
.nav__mobile-sousmenu {
  display: flex;
  flex-direction: column;
  max-height: 0;
  overflow: hidden;
  padding: 0 0.9rem;
  background: var(--color-fond-doux);
  border-radius: 0 0 12px 12px;
  transition: max-height 0.4s cubic-bezier(0.22, 1, 0.36, 1), padding 0.4s ease;
}
.nav__mobile-accordion.is-open .nav__mobile-sousmenu {
  max-height: 430px;
  padding: 0.3rem 0.9rem 0.7rem;
  border: 1px solid var(--color-bordure-or);
  border-top: 0;
}
.nav__mobile-sousmenu .nav__lien {
  position: relative;
  padding: 0.6rem 0.25rem 0.6rem 1rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-texte);
}
.nav__mobile-sousmenu .nav__lien::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-or);
  transform: translateY(-50%);
}
body.menu-mobile-ouvert {
  overflow: hidden;
}
@media (min-width: 1000px) {
  .nav__mobile { display: none; }
  body.menu-mobile-ouvert { overflow: visible; }
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.7rem;
  border-radius: 100px;
  font-family: var(--font-corps);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.2;
  border: 1.5px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition),
              background var(--transition), border-color var(--transition),
              color var(--transition);
  cursor: pointer;
  touch-action: manipulation;
}
.btn:active { transform: scale(0.97); }
.btn[hidden] { display: none; }

.btn--grand {
  padding: 1rem 2.2rem;
  font-size: var(--text-base);
}

.btn--or {
  background: linear-gradient(135deg, var(--color-or-clair) 0%, var(--color-or) 60%, var(--color-orange) 100%);
  color: var(--color-bleu);
  box-shadow: var(--ombre-or);
}
.btn--or:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(200, 145, 47, 0.4);
  color: var(--color-fond-bleu-fonce);
}

.btn--bleu {
  background: var(--color-bleu);
  color: #FFFFFF;
  box-shadow: 0 8px 28px rgba(31, 47, 99, 0.28);
}
.btn--bleu:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(31, 47, 99, 0.38);
  color: #FFFFFF;
}

.btn--contour {
  border-color: var(--color-bordure);
  color: var(--color-bleu);
  background: var(--color-fond);
}
.btn--contour:hover {
  border-color: var(--color-bleu);
  transform: translateY(-2px);
  color: var(--color-bleu);
}

.btn--or-contour {
  border-color: var(--color-bordure-or);
  color: var(--color-or-sombre);
  background: rgba(233, 181, 77, 0.08);
}
.btn--or-contour:hover {
  border-color: var(--color-or);
  background: rgba(233, 181, 77, 0.16);
  transform: translateY(-2px);
  color: var(--color-or-sombre);
}

.btn--blanc {
  background: #FFFFFF;
  color: var(--color-bleu);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
}
.btn--blanc:hover {
  transform: translateY(-2px);
  color: var(--color-bleu);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.24);
}

/* ---------- Cartes ---------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--space-lg);
  background: var(--color-fond);
  border: 1px solid var(--color-bordure);
  border-radius: var(--radius-lg);
  box-shadow: var(--ombre-douce);
  transition: transform var(--transition-lente), border-color var(--transition),
              box-shadow var(--transition-lente);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--color-bordure-or);
  box-shadow: var(--ombre-forte);
}

.card--featured {
  border-color: var(--color-bordure-or);
  background: linear-gradient(180deg, rgba(233, 181, 77, 0.08) 0%, var(--color-fond) 45%);
}

.card__badge {
  position: absolute;
  top: -13px;
  left: var(--space-lg);
  padding: 0.3rem 1rem;
  background: linear-gradient(135deg, var(--color-or-clair), var(--color-or));
  color: var(--color-bleu);
  border-radius: 100px;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.card__icone {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bleu-pale);
  margin-bottom: var(--space-md);
}
.card__icone svg {
  stroke: var(--color-bleu);
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card__titre { margin-bottom: var(--space-xs); }

.card__description {
  font-size: var(--text-sm);
  color: var(--color-texte-doux);
  margin-bottom: var(--space-md);
}

.card__liste {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: var(--space-md);
}
.card__liste li {
  position: relative;
  padding-left: 1.5rem;
  font-size: var(--text-sm);
  color: var(--color-texte-doux);
}
.card__liste li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 0.85rem;
  height: 2px;
  background: var(--color-or);
}

.card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}
.card__duree {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  background: var(--color-bleu-pale);
  color: var(--color-bleu);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* ---------- Accordéon (programme) ---------- */
.accordeon {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.accordeon__item {
  border: 1px solid var(--color-bordure);
  border-radius: var(--radius-md);
  background: var(--color-fond);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.accordeon__item[open] {
  border-color: var(--color-bordure-or);
  box-shadow: var(--ombre-douce);
}
.accordeon__titre {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--color-bleu);
  transition: background var(--transition);
}
.accordeon__titre::-webkit-details-marker { display: none; }
.accordeon__titre:hover { background: var(--color-fond-doux); }
.accordeon__numero {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bleu-pale);
  font-family: var(--font-titre);
  font-size: var(--text-sm);
  color: var(--color-bleu);
}
.accordeon__fleche {
  margin-left: auto;
  flex-shrink: 0;
  transition: transform 0.3s ease;
  stroke: var(--color-or-sombre);
}
.accordeon__item[open] .accordeon__fleche { transform: rotate(180deg); }
.accordeon__contenu {
  padding: 0 var(--space-md) var(--space-md) calc(var(--space-md) + 34px + var(--space-sm));
  font-size: var(--text-sm);
  color: var(--color-texte-doux);
}

/* ---------- Formulaire ---------- */
.formulaire {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.formulaire__champ {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.formulaire__champ label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-bleu);
}
.formulaire__champ input,
.formulaire__champ select,
.formulaire__champ textarea {
  font-family: var(--font-corps);
  font-size: var(--text-base);
  color: var(--color-texte);
  padding: 0.8rem 1rem;
  border: 1.5px solid var(--color-bordure);
  border-radius: var(--radius-sm);
  background: var(--color-fond);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.formulaire__champ input:focus,
.formulaire__champ select:focus,
.formulaire__champ textarea:focus {
  outline: none;
  border-color: var(--color-or);
  box-shadow: 0 0 0 3px rgba(233, 181, 77, 0.2);
}
.formulaire__aide {
  font-size: var(--text-xs);
  color: var(--color-texte-tres-doux);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-fond-bleu-fonce);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-2xl) 0 var(--space-lg);
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: '';
  position: absolute;
  inset: auto 0 -60%;
  height: 100%;
  background: radial-gradient(ellipse 50% 55% at 50% 100%, rgba(233, 181, 77, 0.10) 0%, transparent 70%);
  pointer-events: none;
}
.footer .conteneur { position: relative; z-index: 1; }

.footer__grille {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}
@media (min-width: 768px) {
  .footer__grille { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}

.footer__marque {
  font-family: var(--font-titre);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #FFFFFF;
}
.footer__tagline {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-or-clair);
  margin-top: 0.2rem;
}

.footer__titre {
  font-family: var(--font-corps);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--space-sm);
}
.footer__colonne ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.footer__colonne a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
}
.footer__colonne a:hover { color: var(--color-or-clair); }

.footer__bas {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.45);
}
.footer__bas span { color: var(--color-or-clair); }
@media (min-width: 768px) {
  .footer__bas {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ---------- Pages légales ---------- */
.legal-hero {
  padding-top: calc(74px + var(--space-xl));
  padding-bottom: var(--space-xl);
  background:
    radial-gradient(ellipse 55% 70% at 50% 0%, rgba(233, 181, 77, 0.12) 0%, transparent 65%),
    var(--color-fond-doux);
  border-bottom: 1px solid var(--color-bordure);
}
.legal-corps a { text-underline-offset: 3px; }