/* MINOR AFRICA — thème « Or sur Noir » aligné sur le logo officiel
   Noir profond (prestige) · Or métal (le produit) · Vert forêt (souveraineté)
   Marcellus / Public Sans / IBM Plex Mono — mêmes classes HTML, seul le CSS change. */

:root {
  --noir: #0C0C0A;          /* fond principal — noir du logo */
  --noir-2: #131311;        /* sections alternées */
  --carte: #1717138;
  --carte-bg: #161613;
  --foret: #0F231A;         /* vert forêt profond — sections institutionnelles */
  --vert: #2E7D4F;          /* vert accent (liens, eyebrows) */
  --vert-clair: #5FB585;
  --or: #C9A227;            /* or du logo */
  --or-clair: #F2D06B;      /* reflet doré */
  --or-sombre: #8f7420;
  --ivoire: #EFEAE0;        /* texte principal sur fond noir */
  --gris: #B9B4A7;          /* texte secondaire */
  --filet: rgba(201, 162, 39, .38);
  --display: 'Marcellus', Georgia, serif;
  --body: 'Public Sans', -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--noir);
  color: var(--ivoire);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--display); font-weight: 400; color: var(--ivoire); line-height: 1.15; letter-spacing: .01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); margin: .4em 0; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); margin: .4em 0; }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); margin: .5em 0 .3em; }

/* Titre principal : lettrage doré dégradé, écho direct du logo */
h1 {
  background: linear-gradient(160deg, var(--or-clair) 10%, var(--or) 45%, var(--or-clair) 60%, var(--or-sombre) 95%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

a { color: var(--vert-clair); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--or-clair); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--or); outline-offset: 3px; }

.contenu { max-width: 1180px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 32px); }
.etroit { max-width: 760px; }
section { padding: clamp(56px, 8vw, 84px) 0; }
p { color: var(--ivoire); }

/* Surtitre façon mention de registre — vert souveraineté */
.eyebrow { font-family: var(--mono); font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--vert-clair); margin: 0 0 .6em; }
.eyebrow::before { content: ""; display: inline-block; width: 2.2em; height: 1px; background: var(--or); vertical-align: middle; margin-right: .8em; }

.mono { font-family: var(--mono); font-size: .8rem; letter-spacing: .12em; color: var(--or-clair); opacity: .9; }

/* Boutons : or massif sur noir, comme le logo */
.btn { display: inline-block; font-family: var(--body); font-weight: 700; font-size: 1rem; border-radius: 2px; padding: .85em 1.9em; text-decoration: none; transition: transform .15s ease, box-shadow .15s ease; cursor: pointer; border: 1px solid var(--or); background: linear-gradient(160deg, var(--or-clair), var(--or) 55%, var(--or-sombre)); color: #141000; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(201,162,39,.35); color: #141000; }
.btn.contour { background: transparent; border-color: var(--or); color: var(--or-clair); }
.btn.contour:hover { background: rgba(201,162,39,.08); color: var(--or-clair); }

/* En-tête : noir, filet or, logo image */
.entete { background: rgba(12,12,10,.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--filet); position: sticky; top: 0; z-index: 50; }
.entete .contenu { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 12px; padding-bottom: 12px; flex-wrap: wrap; }
.logo { font-family: var(--display); font-size: 1.3rem; letter-spacing: .06em; color: var(--ivoire); text-decoration: none; white-space: nowrap; display: flex; align-items: center; gap: .6rem; }
.logo strong { color: var(--or); font-weight: 400; }
.logo img { height: 46px; width: auto; display: block; }
.nav { display: flex; gap: 1.4rem; align-items: center; flex-wrap: wrap; }
.nav a { font-weight: 500; font-size: .95rem; text-decoration: none; color: var(--ivoire); }
.nav a:hover { color: var(--or-clair); }
.nav .btn { padding: .55em 1.2em; font-size: .9rem; }
.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-toggle { display: block; background: none; border: 1px solid var(--filet); border-radius: 2px; font-family: var(--mono); font-size: .8rem; padding: .5em .9em; color: var(--or-clair); }
  .nav { display: none; width: 100%; flex-direction: column; align-items: flex-start; gap: .9rem; padding: .8rem 0 .4rem; }
  .nav.ouvert { display: flex; }
}

/* Hero : halo doré discret en fond */
.hero { padding-top: clamp(56px, 9vw, 96px); background: radial-gradient(900px 420px at 15% 0%, rgba(201,162,39,.10), transparent 60%); }
.hero .grille { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(24px, 5vw, 64px); align-items: center; }
@media (max-width: 860px) { .hero .grille { grid-template-columns: 1fr; } }
.hero p.grand { font-size: 1.25rem; color: var(--gris); }

/* Signature : cadre-certificat à double filet + poinçon, version nuit */
.certificat { background: linear-gradient(180deg, #161612, #111110); border: 1px solid var(--or); outline: 1px solid var(--filet); outline-offset: 5px; padding: clamp(1.5rem, 4vw, 2.6rem); position: relative; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.certificat::after {
  content: ""; position: absolute; right: 1.2rem; bottom: 1.2rem; width: 44px; height: 44px; border-radius: 50%;
  border: 1.5px solid var(--or);
  background: radial-gradient(circle at center, transparent 55%, var(--filet) 56%, transparent 60%),
              conic-gradient(from 0deg, var(--or-clair), var(--or), var(--or-sombre), var(--or-clair));
  opacity: .95;
}
.certificat h3 { color: var(--or-clair); }
.certificat p { color: var(--gris); }

/* Compteurs */
.compteurs { border-block: 1px solid var(--filet); padding: 36px 0; background: var(--noir-2); }
.compteurs .grille { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 700px) { .compteurs .grille { grid-template-columns: repeat(2, 1fr); } }
.chiffre { font-family: var(--display); font-size: clamp(2rem, 4.5vw, 3.2rem); color: var(--or-clair); line-height: 1; display: block; text-shadow: 0 0 24px rgba(201,162,39,.25); }
.libelle { font-family: var(--mono); font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: var(--vert-clair); }

.deux-col { display: grid; grid-template-columns: 45% 1fr; gap: clamp(24px, 5vw, 64px); }
@media (max-width: 860px) { .deux-col { grid-template-columns: 1fr; } }

/* Chaîne de contrôle : poinçons dorés sur nuit */
.filet-haut { border-top: 1px solid var(--filet); }
.chaine { position: relative; counter-reset: etape; margin-top: 2rem; }
.chaine::before { content: ""; position: absolute; left: 26px; top: 30px; bottom: 30px; width: 1px; background: repeating-linear-gradient(180deg, var(--or) 0 6px, transparent 6px 12px); }
.etape { position: relative; padding: .35rem 0 .35rem 4.4rem; margin-bottom: 1.1rem; cursor: pointer; }
.etape::before {
  counter-increment: etape; content: counter(etape, decimal-leading-zero);
  position: absolute; left: 0; top: 0; width: 52px; height: 52px; border-radius: 50%;
  border: 1.5px solid var(--or); background: var(--noir-2); color: var(--or-clair);
  font-family: var(--mono); font-size: .85rem; display: grid; place-items: center;
  box-shadow: 0 0 0 4px var(--noir);
}
.etape h3 { margin: 0 0 .15rem; font-size: 1.15rem; }
.etape p { margin: 0; color: var(--gris); font-size: .97rem; max-width: 58ch; }
.etape.is-open::before, .etape:hover::before { background: linear-gradient(160deg, var(--or-clair), var(--or-sombre)); color: #141000; }
@media (min-width: 782px) {
  .etape p { max-height: 0; overflow: hidden; opacity: 0; transition: max-height .3s ease, opacity .3s ease; }
  .etape.is-open p, .etape:hover p, .etape:focus-within p { max-height: 8em; opacity: 1; }
}

/* Cartes */
.cartes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
@media (max-width: 860px) { .cartes { grid-template-columns: 1fr; } }
.carte { background: var(--carte-bg); border: 1px solid rgba(239,234,224,.08); border-top: 2px solid var(--or); padding: 1.8rem; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.carte:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(0,0,0,.5); border-color: rgba(201,162,39,.35); }
.carte h3 { margin-top: .4em; color: var(--or-clair); }
.carte p { color: var(--gris); }
.code { font-family: var(--mono); font-size: .74rem; letter-spacing: .18em; color: var(--vert-clair); text-transform: uppercase; margin: 0; }

/* Sections « sombres » du HTML → deviennent le VERT FORÊT institutionnel */
.sombre { background: radial-gradient(1200px 500px at 85% -10%, rgba(201,162,39,.12), transparent 60%), var(--foret); color: var(--ivoire); }
.sombre h1, .sombre h2, .sombre h3 { color: var(--ivoire); -webkit-text-fill-color: currentColor; background: none; }
.sombre .eyebrow { color: var(--or-clair); }
.sombre a { color: var(--or-clair); }
.sombre p { color: #D9E3DB; }
.sombre .mono { color: var(--or-clair); }

/* Listes */
ul.puces { padding-left: 1.1em; color: var(--gris); }
ul.puces li { margin-bottom: .45em; }
ul.puces li::marker { color: var(--or); }
ul.puces strong { color: var(--ivoire); }

/* Actualités */
.grille-actus { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 860px) { .grille-actus { grid-template-columns: 1fr; } }
article.carte h3 a { text-decoration: none; color: var(--or-clair); }
.date { font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; color: var(--vert-clair); }

/* Formulaire */
form label { display: block; font-weight: 600; margin: 1rem 0 .3rem; color: var(--ivoire); }
form input, form select, form textarea { width: 100%; padding: .7em .9em; font-family: var(--body); font-size: 1rem; border: 1px solid rgba(239,234,224,.2); border-radius: 2px; background: #0f0f0d; color: var(--ivoire); }
form input:focus, form select:focus, form textarea:focus { outline: 2px solid var(--or); border-color: var(--or); }

/* Pied de page : vert forêt, rappel souverain */
.pied { padding: 56px 0 36px; font-size: .92rem; }
.pied .grille { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; }
@media (max-width: 700px) { .pied .grille { grid-template-columns: 1fr; } }
.pied a { text-decoration: none; }
.mention { font-family: var(--mono); font-size: .74rem; letter-spacing: .1em; color: rgba(239,234,224,.55); margin-top: 2.5rem; }

img { max-width: 100%; height: auto; }
.centre { text-align: center; }

/* Animations — révélation au défilement, en-tête et retour en haut */
.entete { transition: box-shadow .25s ease, background-color .25s ease; }
.entete.est-scrolle { box-shadow: 0 6px 24px rgba(0,0,0,.45); }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.est-visible { opacity: 1; transform: translateY(0); }

.haut { position: fixed; right: 1.1rem; bottom: 1.1rem; width: 46px; height: 46px; border-radius: 50%;
  background: var(--foret); color: var(--or-clair); border: 1px solid var(--or); font-family: var(--mono);
  font-size: 1.2rem; line-height: 1; display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(12px); pointer-events: none; cursor: pointer; z-index: 60;
  transition: opacity .25s ease, transform .25s ease, background-color .2s ease; }
.haut.est-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.haut:hover { background: var(--vert); }