/* ECR — Formation & Coaching · Thème noir & doré premium */
:root {
  --noir: #0a0a0b;
  --noir-2: #121214;
  --noir-3: #1a1a1d;
  --ligne: #2a2a2e;
  --or: #c9a75a;
  --or-clair: #e6cf98;
  --or-fonce: #9c7f3c;
  --texte: #ecebe7;
  --texte-2: #a9a7a1;
  --blanc: #ffffff;
  --rayon: 4px;
  --max: 1180px;
  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--noir);
  color: var(--texte);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--or); text-decoration: none; transition: color .2s; }
a:hover { color: var(--or-clair); }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; line-height: 1.15; margin: 0 0 .5em; color: var(--blanc); }
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: 1.55rem; }
h4 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
.or { color: var(--or); }
em.or { font-style: italic; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section { padding: 110px 0; }
.section.alt { background: var(--noir-2); border-top: 1px solid var(--ligne); border-bottom: 1px solid var(--ligne); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--or); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--or); }
.lead { font-size: 1.15rem; color: var(--texte-2); max-width: 680px; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }
.center .eyebrow::after { content: ""; width: 34px; height: 1px; background: var(--or); }
.section-head { margin-bottom: 56px; }

/* Boutons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px; border-radius: var(--rayon); font-family: var(--sans);
  font-size: .9rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--or); cursor: pointer; transition: all .25s;
}
.btn-or { background: linear-gradient(135deg, var(--or-clair), var(--or) 45%, var(--or-fonce)); color: var(--noir); }
.btn-or:hover { color: var(--noir); filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 10px 30px -10px rgba(201,167,90,.55); }
.btn-ligne { background: transparent; color: var(--or); }
.btn-ligne:hover { background: var(--or); color: var(--noir); }
.btns { display: flex; flex-wrap: wrap; gap: 14px; }

/* En-tête */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,10,11,.86); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ligne);
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.logo { display: flex; align-items: center; gap: 12px; color: var(--blanc); }
.logo:hover { color: var(--blanc); }
.logo-mark {
  width: 42px; height: 42px; border: 1px solid var(--or); display: grid; place-items: center;
  font-family: var(--serif); font-size: 1.05rem; font-weight: 600; color: var(--or); letter-spacing: .04em;
}
.logo-txt { font-family: var(--serif); font-size: 1.6rem; font-weight: 600; letter-spacing: .18em; }
.logo-txt small { display: block; font-family: var(--sans); font-size: .6rem; letter-spacing: .28em; color: var(--texte-2); font-weight: 500; margin-top: -4px; }
.nav { display: flex; align-items: center; gap: 32px; }
.nav a { color: var(--texte); font-size: .88rem; letter-spacing: .04em; position: relative; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 1px; background: var(--or); transition: width .25s; }
.nav a:not(.btn):hover, .nav a.actif { color: var(--or); }
.nav a:not(.btn):hover::after, .nav a.actif::after { width: 100%; }
.nav .btn { padding: 11px 20px; font-size: .78rem; }
.burger { display: none; background: none; border: 1px solid var(--ligne); color: var(--or); width: 46px; height: 46px; border-radius: var(--rayon); cursor: pointer; }
.burger span, .burger span::before, .burger span::after { display: block; width: 20px; height: 1.5px; background: var(--or); margin: 0 auto; position: relative; transition: .25s; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; }
.burger span::before { top: -6px; } .burger span::after { top: 6px; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 130px 0 120px; border-bottom: 1px solid var(--ligne); }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 85% 20%, rgba(201,167,90,.16), transparent 60%),
    radial-gradient(ellipse 40% 50% at 10% 100%, rgba(201,167,90,.08), transparent 60%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(var(--ligne) 1px, transparent 1px), linear-gradient(90deg, var(--ligne) 1px, transparent 1px);
  background-size: 80px 80px; mask-image: radial-gradient(ellipse at 70% 30%, #000 0%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 0%, transparent 65%);
}
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.25fr .75fr; gap: 60px; align-items: center; }
.hero h1 { margin-bottom: 26px; }
.hero .lead { margin-bottom: 38px; }
.hero-card {
  border: 1px solid var(--ligne); background: linear-gradient(160deg, rgba(26,26,29,.9), rgba(10,10,11,.9));
  padding: 38px; position: relative;
}
.hero-card::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(201,167,90,.25); pointer-events: none; }
.hero-card h3 { font-size: 1.35rem; margin-bottom: 22px; }
.check { list-style: none; padding: 0; margin: 0; }
.check li { position: relative; padding-left: 30px; margin-bottom: 13px; color: var(--texte); }
.check li::before { content: ""; position: absolute; left: 0; top: .55em; width: 14px; height: 8px; border-left: 1.5px solid var(--or); border-bottom: 1.5px solid var(--or); transform: rotate(-45deg); }

.page-hero { padding: 100px 0 80px; border-bottom: 1px solid var(--ligne); position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 50% 80% at 90% 0%, rgba(201,167,90,.13), transparent 60%); }
.page-hero .wrap { position: relative; }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); max-width: 860px; }
.fil { font-size: .8rem; color: var(--texte-2); margin-bottom: 22px; letter-spacing: .04em; }
.fil a { color: var(--texte-2); } .fil a:hover { color: var(--or); }

/* Bandeau atouts */
.atouts { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--ligne); }
.atout { padding: 34px 28px; border-right: 1px solid var(--ligne); }
.atout:last-child { border-right: 0; }
.atout strong { display: block; font-family: var(--serif); font-size: 1.45rem; color: var(--or); font-weight: 500; margin-bottom: 4px; }
.atout span { font-size: .9rem; color: var(--texte-2); }

/* Grilles et cartes */
.grid { display: grid; gap: 28px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.carte {
  background: var(--noir-2); border: 1px solid var(--ligne); padding: 38px 34px; position: relative;
  transition: border-color .3s, transform .3s; display: flex; flex-direction: column;
}
.section.alt .carte { background: var(--noir); }
.carte:hover { border-color: rgba(201,167,90,.55); transform: translateY(-3px); }
.carte .num { font-family: var(--serif); font-size: 3rem; color: var(--or); opacity: .35; line-height: 1; margin-bottom: 18px; }
.carte p { color: var(--texte-2); }
.carte .lien { margin-top: auto; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; }
.carte .lien::after { content: " →"; }
.icone { width: 54px; height: 54px; border: 1px solid var(--or); display: grid; place-items: center; margin-bottom: 26px; color: var(--or); }
.icone svg { width: 24px; height: 24px; stroke: currentColor; fill: none; stroke-width: 1.4; }

.f-carte .tag { display: inline-block; font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--or); border: 1px solid rgba(201,167,90,.4); padding: 4px 10px; margin-bottom: 20px; align-self: flex-start; }
.f-carte h3 { font-size: 1.5rem; }
.meta { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: .84rem; color: var(--texte-2); margin: 6px 0 22px; padding-top: 18px; border-top: 1px solid var(--ligne); }
.meta b { color: var(--texte); font-weight: 500; }

/* Filtres catalogue */
.filtres { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; justify-content: center; }
.filtre { background: transparent; border: 1px solid var(--ligne); color: var(--texte); padding: 10px 22px; font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; cursor: pointer; border-radius: var(--rayon); font-family: var(--sans); transition: .2s; }
.filtre:hover { border-color: var(--or); color: var(--or); }
.filtre.actif { background: var(--or); border-color: var(--or); color: var(--noir); }

/* Méthode / étapes */
.etapes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--ligne); }
.etape { padding: 40px 30px; border-right: 1px solid var(--ligne); }
.etape:last-child { border-right: 0; }
.etape .num { font-family: var(--serif); font-size: 1rem; color: var(--or); letter-spacing: .2em; margin-bottom: 18px; display: block; }
.etape h4 { font-size: 1.35rem; }
.etape p { color: var(--texte-2); font-size: .95rem; margin: 0; }

/* Split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.portrait {
  aspect-ratio: 4/5; border: 1px solid var(--ligne); position: relative;
  background: linear-gradient(160deg, #1d1b16, #0d0d0e 70%);
  display: grid; place-items: center; text-align: center; color: var(--texte-2); font-size: .85rem;
}
.portrait::before { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(201,167,90,.3); }
.portrait .initiales { font-family: var(--serif); font-size: 6rem; color: var(--or); line-height: 1; opacity: .8; }
.portrait-wrap { position: relative; }
.portrait-wrap .badge {
  position: absolute; right: -24px; bottom: 40px; background: var(--or); color: var(--noir);
  padding: 20px 24px; font-family: var(--serif); font-size: 1.15rem; line-height: 1.25; max-width: 210px;
}

/* Témoignages */
.temoin { background: var(--noir-2); border: 1px solid var(--ligne); padding: 40px 36px; position: relative; }
.temoin::before { content: "“"; position: absolute; top: 6px; right: 26px; font-family: var(--serif); font-size: 6rem; color: var(--or); opacity: .3; line-height: 1; }
.temoin blockquote { margin: 0 0 24px; font-family: var(--serif); font-size: 1.3rem; line-height: 1.45; color: var(--blanc); font-style: italic; }
.temoin .auteur { font-size: .88rem; color: var(--texte-2); }
.temoin .auteur b { color: var(--or); font-weight: 500; display: block; }
.etoiles { color: var(--or); letter-spacing: 3px; margin-bottom: 16px; font-size: .9rem; }

/* FAQ */
.faq { max-width: 860px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--ligne); }
.faq summary { list-style: none; cursor: pointer; padding: 26px 50px 26px 0; position: relative; font-family: var(--serif); font-size: 1.35rem; color: var(--blanc); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); color: var(--or); font-family: var(--sans); font-size: 1.6rem; font-weight: 300; transition: transform .25s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--texte-2); padding-bottom: 24px; margin: 0; }

/* Appel à l'action */
.cta {
  border: 1px solid rgba(201,167,90,.45); padding: 80px 60px; text-align: center; position: relative; overflow: hidden;
  background: radial-gradient(ellipse at 50% 0%, rgba(201,167,90,.18), transparent 70%), var(--noir-2);
}
.cta h2 { max-width: 760px; margin: 0 auto 18px; }
.cta p { color: var(--texte-2); max-width: 600px; margin: 0 auto 34px; }
.cta .btns { justify-content: center; }

/* Fiche formation */
.fiche { display: grid; grid-template-columns: 1fr 360px; gap: 60px; align-items: start; }
.fiche h2 { font-size: 2rem; margin-top: 10px; }
.fiche-bloc { margin-bottom: 56px; }
.module { border: 1px solid var(--ligne); padding: 26px 30px; margin-bottom: 14px; background: var(--noir-2); }
.module h4 { display: flex; gap: 14px; align-items: baseline; }
.module h4 span { color: var(--or); font-size: .95rem; letter-spacing: .12em; }
.module ul { margin: 6px 0 0; padding-left: 20px; color: var(--texte-2); }
.module li { margin-bottom: 4px; }
.encart { position: sticky; top: 102px; border: 1px solid rgba(201,167,90,.45); background: var(--noir-2); padding: 34px 30px; }
.encart .prix { font-family: var(--serif); font-size: 2.6rem; color: var(--or); line-height: 1; margin: 4px 0 4px; }
.encart .prix-note { font-size: .82rem; color: var(--texte-2); margin-bottom: 24px; }
.encart dl { margin: 0 0 26px; }
.encart dt { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--texte-2); margin-top: 14px; }
.encart dd { margin: 2px 0 0; color: var(--texte); }
.encart .btn { width: 100%; margin-bottom: 10px; }
.infos-cles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--ligne); margin-top: 40px; }
.infos-cles div { padding: 20px 22px; border-right: 1px solid var(--ligne); }
.infos-cles div:last-child { border-right: 0; }
.infos-cles small { display: block; font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--texte-2); }
.infos-cles b { font-weight: 500; color: var(--blanc); }

/* Formulaire */
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form .full { grid-column: 1 / -1; }
.form label { display: block; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--texte-2); margin-bottom: 8px; }
.form input, .form select, .form textarea {
  width: 100%; background: var(--noir); border: 1px solid var(--ligne); color: var(--texte);
  padding: 15px 16px; font-family: var(--sans); font-size: 1rem; border-radius: var(--rayon); transition: border-color .2s;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--or); }
.form textarea { min-height: 150px; resize: vertical; }
.form .rgpd { display: flex; gap: 12px; align-items: flex-start; font-size: .86rem; color: var(--texte-2); text-transform: none; letter-spacing: 0; }
.form .rgpd input { width: auto; margin-top: 5px; accent-color: var(--or); }
.form-msg { grid-column: 1 / -1; padding: 16px 18px; border: 1px solid var(--or); color: var(--or-clair); display: none; }
.contact-info { list-style: none; padding: 0; margin: 0; }
.contact-info li { padding: 22px 0; border-bottom: 1px solid var(--ligne); }
.contact-info small { display: block; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--texte-2); margin-bottom: 4px; }
.contact-info a, .contact-info span { font-family: var(--serif); font-size: 1.35rem; color: var(--blanc); }
.contact-info a:hover { color: var(--or); }

/* Contenu texte (légal, blog) */
.prose { max-width: 780px; }
.prose h2 { font-size: 1.9rem; margin-top: 1.8em; }
.prose h3 { font-size: 1.4rem; margin-top: 1.5em; }
.prose p, .prose li { color: var(--texte-2); }
.prose ul { padding-left: 22px; }
.prose strong { color: var(--texte); font-weight: 500; }
.article-meta { font-size: .85rem; color: var(--texte-2); letter-spacing: .04em; }

/* Pied de page */
.footer { border-top: 1px solid var(--ligne); padding: 80px 0 30px; background: var(--noir); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 50px; margin-bottom: 60px; }
.footer h5 { font-family: var(--sans); font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: var(--or); margin: 0 0 18px; font-weight: 600; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 10px; }
.footer li a, .footer p { color: var(--texte-2); font-size: .92rem; }
.footer li a:hover { color: var(--or); }
.footer-bas { border-top: 1px solid var(--ligne); padding-top: 26px; display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; font-size: .8rem; color: var(--texte-2); }
.footer-bas a { color: var(--texte-2); }

/* Révélation au défilement */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s ease, transform .8s ease; }
.reveal.vu { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* Responsive */
@media (max-width: 1020px) {
  .hero .wrap, .split, .fiche { grid-template-columns: 1fr; gap: 50px; }
  .g3, .g4, .etapes { grid-template-columns: 1fr 1fr; }
  .etape:nth-child(2) { border-right: 0; }
  .etape:nth-child(-n+2) { border-bottom: 1px solid var(--ligne); }
  .atouts { grid-template-columns: 1fr 1fr; }
  .atout:nth-child(2) { border-right: 0; }
  .atout:nth-child(-n+2) { border-bottom: 1px solid var(--ligne); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .encart { position: static; }
  .portrait-wrap { max-width: 460px; }
  .portrait-wrap .badge { right: 0; }
}
@media (max-width: 880px) {
  .header { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--noir); }
  .burger { display: block; }
  .nav {
    position: fixed; top: 78px; left: 0; right: 0; bottom: 0; background: var(--noir);
    flex-direction: column; align-items: flex-start; gap: 0; padding: 20px 24px;
    transform: translateX(100%); transition: transform .3s; overflow-y: auto;
  }
  .nav.ouvert { transform: none; }
  .nav a { font-size: 1.15rem; padding: 18px 0; width: 100%; border-bottom: 1px solid var(--ligne); }
  .nav a:not(.btn)::after { display: none; }
  .nav .btn { margin-top: 24px; width: 100%; padding: 16px; font-size: .85rem; border-bottom: 1px solid var(--or); }
  .burger.ouvert span { background: transparent; }
  .burger.ouvert span::before { top: 0; transform: rotate(45deg); }
  .burger.ouvert span::after { top: 0; transform: rotate(-45deg); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .section { padding: 76px 0; }
  .hero { padding: 80px 0; }
  .page-hero { padding: 70px 0 56px; }
  .g2, .g3, .g4, .etapes, .atouts, .form, .infos-cles { grid-template-columns: 1fr; }
  .etape, .atout, .infos-cles div { border-right: 0 !important; border-bottom: 1px solid var(--ligne); }
  .etape:last-child, .atout:last-child, .infos-cles div:last-child { border-bottom: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .cta { padding: 56px 22px; }
  .carte, .temoin, .hero-card, .encart { padding: 30px 22px; }
  .btns .btn { width: 100%; }
  .logo-txt small { display: none; }
}