/* ============================================================
   The Event Agency — socle visuel
   Palette et typographies reprises du site d'origine.
   ============================================================ */

:root {
  /* Couleurs de la marque, relevees dans le CSS Avada d'origine */
  --vert:        #41f580;
  --vert-sombre: #2bd968;
  --corail:      #ff634b;
  --violet:      #6512ff;

  --noir:        #0f0f0f;
  --anthracite:  #1c1c1c;
  --ardoise:     #242424;
  --blanc:       #ffffff;
  --brume:       #f2f6f7;

  --texte:       #ffffff;
  --texte-doux:  rgba(255, 255, 255, .68);
  --trait:       rgba(255, 255, 255, .12);

  --titre:    'Kanit', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --courant:  'Alata', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --large:    1180px;
  --etroit:   780px;
  --respire:  clamp(72px, 10vw, 136px);
  --arrondi:  14px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--noir);
  color: var(--texte);
  font-family: var(--courant);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3 {
  font-family: var(--titre);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -.02em;
  margin: 0 0 .5em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.5rem, 6.4vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.15rem, 1.9vw, 1.4rem); font-weight: 500; }

p { margin: 0 0 1.1em; text-wrap: pretty; }
p.chapeau { font-size: clamp(1.1rem, 1.7vw, 1.3rem); color: var(--texte-doux); max-width: 62ch; }

a { color: var(--vert); text-decoration-thickness: 1px; text-underline-offset: 3px; }

.coquille { width: min(100% - 48px, var(--large)); margin-inline: auto; }
.etroit   { width: min(100% - 48px, var(--etroit)); margin-inline: auto; }

section { padding-block: var(--respire); }

.surtitre {
  font-family: var(--courant);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--vert);
  margin: 0 0 1.1rem;
}

/* ---------------------------------------------------------- en-tete */
.entete {
  position: sticky; top: 0; z-index: 60;
  background: rgba(15, 15, 15, .82);
  backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.entete.pose { border-bottom-color: var(--trait); }
.entete > div {
  display: flex; align-items: center; gap: 28px;
  min-height: 78px;
}
.entete img { height: 50px; width: auto; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 30px; }
.nav a {
  color: var(--texte); text-decoration: none;
  font-size: .95rem; position: relative; padding-block: 6px;
}
.nav a::after {
  content: ''; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 1px; background: var(--vert); transition: right .28s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { right: 0; }

.menu-bouton {
  display: none; background: none; border: 0; color: var(--texte);
  font-size: 1.6rem; line-height: 1; cursor: pointer; padding: 8px;
}

/* ---------------------------------------------------------- boutons */
.bouton {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 30px; border-radius: 999px; border: 0;
  font-family: var(--courant); font-size: 1rem; cursor: pointer;
  text-decoration: none; transition: transform .18s, box-shadow .25s, background .25s;
}
.bouton:hover { transform: translateY(-2px); }
.bouton--plein {
  background: var(--vert); color: var(--noir); font-weight: 400;
  box-shadow: 0 8px 28px rgba(65, 245, 128, .22);
}
.bouton--plein:hover { background: var(--vert-sombre); box-shadow: 0 12px 34px rgba(65, 245, 128, .3); }
.bouton--ligne { border: 1px solid var(--trait); color: var(--texte); background: transparent; }
.bouton--ligne:hover { border-color: var(--vert); color: var(--vert); }
.bouton[disabled] { opacity: .4; cursor: not-allowed; transform: none; }
/* l'attribut hidden doit l'emporter sur le display des boutons */
[hidden] { display: none !important; }

/* ---------------------------------------------------------- banniere */
.banniere {
  position: relative; display: grid; align-items: center;
  min-height: min(86vh, 760px); padding-block: 110px; overflow: hidden;
}
.banniere__fond { position: absolute; inset: 0; z-index: 0; }
.banniere__fond img { width: 100%; height: 100%; object-fit: cover; }
.banniere__fond::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,15,15,.92) 0%, rgba(15,15,15,.55) 45%, rgba(15,15,15,.96) 100%);
}
.banniere__texte { position: relative; z-index: 1; }
/* Le bloc garde la largeur de la coquille et reste cale a gauche comme le reste
   de la page. C'est le titre que l'on bride, pas le conteneur : sinon la coquille
   centre une boite etroite et le texte flotte au milieu de la photo. */
.banniere h1 { max-width: 13ch; }
.banniere p.chapeau { max-width: 52ch; }
.banniere__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

/* ---------------------------------------------------------- grilles */
.grille { display: grid; gap: 26px; }
.grille--3 { grid-template-columns: repeat(auto-fit, minmax(275px, 1fr)); }
.grille--2 { grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); }

.carte {
  background: var(--anthracite);
  border: 1px solid var(--trait);
  border-radius: var(--arrondi);
  padding: 36px 32px;
  transition: border-color .3s, transform .3s, background .3s;
}
.carte:hover { border-color: rgba(65, 245, 128, .42); transform: translateY(-4px); }
.carte h3 { color: var(--blanc); }
.carte p:last-child { margin-bottom: 0; color: var(--texte-doux); }
.carte__num {
  font-family: var(--titre); font-size: .85rem; color: var(--vert);
  letter-spacing: .1em; display: block; margin-bottom: 14px;
}

/* ---------------------------------------------------------- etapes */
.etapes { counter-reset: etape; display: grid; gap: 4px; }
.etape {
  position: relative; padding: 30px 0 30px 74px;
  border-top: 1px solid var(--trait);
}
.etape::before {
  counter-increment: etape; content: counter(etape, decimal-leading-zero);
  position: absolute; left: 0; top: 30px;
  font-family: var(--titre); font-size: 1rem; color: var(--vert);
}
.etape h3 { margin-bottom: .25em; }
.etape p { color: var(--texte-doux); margin: 0; max-width: 68ch; }

/* ---------------------------------------------------------- bandeau clair */
.clair { background: var(--brume); color: var(--anthracite); }
.clair h2, .clair h3 { color: var(--anthracite); }
.clair p { color: rgba(28, 28, 28, .74); }
.clair .carte { background: var(--blanc); border-color: rgba(28,28,28,.1); }
.clair .carte p { color: rgba(28,28,28,.68); }
.clair .surtitre { color: #16a34a; }

/* ---------------------------------------------------------- formulaire */
.form-enveloppe {
  background: var(--anthracite); border: 1px solid var(--trait);
  border-radius: 18px; padding: clamp(28px, 4vw, 48px);
}
.jauge { height: 3px; background: rgba(255,255,255,.1); border-radius: 2px; overflow: hidden; margin-bottom: 10px; }
.jauge span { display: block; height: 100%; width: 33%; background: var(--vert); transition: width .45s cubic-bezier(.4,0,.2,1); }
.jauge-txt { font-size: .82rem; color: var(--texte-doux); margin-bottom: 26px; }

.etape-form { display: none; }
.etape-form.active { display: block; animation: entre .38s ease both; }
@keyframes entre { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.champ { margin-bottom: 18px; }
.champ label { display: block; font-size: .9rem; margin-bottom: 7px; color: var(--texte-doux); }
.champ .obligatoire { color: var(--vert); }
.champ input, .champ textarea, .champ select {
  width: 100%; padding: 14px 16px;
  background: var(--noir); color: var(--texte);
  border: 1px solid var(--trait); border-radius: 10px;
  font-family: var(--courant); font-size: 1rem;
  transition: border-color .2s, box-shadow .2s;
}
.champ input:focus, .champ textarea:focus, .champ select:focus {
  outline: none; border-color: var(--vert);
  box-shadow: 0 0 0 3px rgba(65, 245, 128, .14);
}
.champ textarea { resize: vertical; min-height: 110px; }
.form-actions { display: flex; justify-content: space-between; gap: 14px; margin-top: 28px; }

.choix { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.choix input { position: absolute; opacity: 0; pointer-events: none; }
.choix label {
  display: block; text-align: center; cursor: pointer;
  padding: 13px 10px; border: 1px solid var(--trait); border-radius: 10px;
  font-size: .95rem; color: var(--texte-doux); transition: all .2s; margin: 0;
}
.choix input:checked + label { border-color: var(--vert); color: var(--vert); background: rgba(65,245,128,.08); }

/* ---------------------------------------------------------- pied */
.pied { background: var(--anthracite); border-top: 1px solid var(--trait); padding-block: 64px 36px; }
.pied__haut { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 44px; }
.pied img { height: 78px; width: auto; margin-bottom: 18px; }
.pied h4 { font-family: var(--titre); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--vert); margin: 0 0 16px; }
.pied ul { list-style: none; margin: 0; padding: 0; }
.pied li { margin-bottom: 10px; }
.pied a { color: var(--texte-doux); text-decoration: none; }
.pied a:hover { color: var(--vert); }
.pied__bas {
  margin-top: 46px; padding-top: 26px; border-top: 1px solid var(--trait);
  font-size: .82rem; color: rgba(255,255,255,.46); line-height: 1.8;
}

/* ---------------------------------------------------------- apparition */
.revele { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s cubic-bezier(.22,.61,.36,1); }
.revele.vu { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .revele { opacity: 1; transform: none; transition: none; }
  .etape-form.active { animation: none; }
  .bouton:hover, .carte:hover { transform: none; }
}

/* ---------------------------------------------------------- mobile */
@media (max-width: 860px) {
  .coquille, .etroit { width: calc(100% - 32px); }
  .menu-bouton { display: block; margin-left: auto; }
  .nav {
    position: fixed; inset: 78px 0 auto; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--anthracite); border-bottom: 1px solid var(--trait);
    padding: 10px 24px 24px; display: none;
  }
  .nav.ouvert { display: flex; }
  .nav a { padding: 15px 0; border-bottom: 1px solid var(--trait); }
  .nav .bouton { margin-top: 16px; justify-content: center; }
  .duo { grid-template-columns: 1fr; }
  .pied__haut { grid-template-columns: 1fr; gap: 32px; }
  .banniere h1 { max-width: none; }
}