/* ============================================================
   OSONS l'IA — Charte Graphique Web
   Couleurs : Orange #F07A00, Vert #0E9B5C, Bleu #2F6BFF
   ============================================================ */

/* ---- Variables ---- */
:root {
  --orange: #F07A00;
  --orange-light: #FF9A30;
  --orange-dark: #C96200;
  --vert: #0E9B5C;
  --vert-light: #12C070;
  --vert-dark: #0A7244;
  --bleu: #2F6BFF;
  --bleu-dark: #1A4FCC;
  --noir: #0B1020;
  --noir-soft: #141928;
  --gris-fonce: #1E2535;
  --gris-medium: #4A5568;
  --gris-light: #8A96A8;
  --gris-bg: #F4F6FA;
  --blanc: #FFFFFF;
  --texte: #1A2340;
  --font: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(11,16,32,0.10);
  --shadow-lg: 0 8px 48px rgba(11,16,32,0.18);
  --transition: 0.25s ease;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  color: var(--texte);
  background: var(--blanc);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 {
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.2rem; font-weight: 700; }
p { font-size: 1.05rem; }

/* ---- Layout helpers ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container--narrow { max-width: 820px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section--dark { background: var(--noir); color: var(--blanc); }
.section--grey { background: var(--gris-bg); }
.section--orange { background: var(--orange); color: var(--blanc); }
.section--vert { background: var(--vert); color: var(--blanc); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* ---- Badges / Tags ---- */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge--orange { background: rgba(240,122,0,0.12); color: var(--orange); }
.badge--vert { background: rgba(14,155,92,0.12); color: var(--vert); }
.badge--bleu { background: rgba(47,107,255,0.12); color: var(--bleu); }
.badge--blanc { background: rgba(255,255,255,0.15); color: var(--blanc); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  border-radius: 100px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary {
  background: var(--orange);
  color: var(--blanc);
}
.btn--primary:hover { background: var(--orange-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(240,122,0,0.35); }

.btn--vert {
  background: var(--vert);
  color: var(--blanc);
}
.btn--vert:hover { background: var(--vert-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(14,155,92,0.35); }

.btn--outline {
  background: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
}
.btn--outline:hover { background: var(--orange); color: var(--blanc); }

.btn--outline-blanc {
  background: transparent;
  color: var(--blanc);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn--outline-blanc:hover { background: rgba(255,255,255,0.1); border-color: var(--blanc); }

.btn--sm { padding: 0.55rem 1.2rem; font-size: 0.9rem; }
.btn--lg { padding: 1.1rem 2.4rem; font-size: 1.1rem; }

/* ---- Navigation ---- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11,16,32,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding: 0.8rem 0;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.navbar__logo img { height: 44px; }
.navbar__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.navbar__links a {
  color: rgba(255,255,255,0.75);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.navbar__links a:hover, .navbar__links a.active {
  color: var(--blanc);
  background: rgba(240,122,0,0.15);
}
.navbar__cta {
  background: var(--orange);
  color: var(--blanc) !important;
  border-radius: 100px !important;
  padding: 0.5rem 1.2rem !important;
  font-weight: 700 !important;
}
.navbar__cta:hover { background: var(--orange-dark) !important; }

.navbar__burger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--blanc);
  font-size: 1.5rem;
}

/* ---- Hero ---- */
.hero {
  min-height: 88vh;
  background: var(--noir);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(240,122,0,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 80% 30%, rgba(14,155,92,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 50% 100%, rgba(47,107,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero__content { position: relative; z-index: 1; }
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(240,122,0,0.12);
  border: 1px solid rgba(240,122,0,0.25);
  color: var(--orange);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero h1 { color: var(--blanc); margin-bottom: 1.5rem; }
.hero h1 span.accent-orange { color: var(--orange); }
.hero h1 span.accent-vert { color: var(--vert-light); }
.hero__desc {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__logo-glow {
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,122,0,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero__flag {
  display: flex;
  width: 60px;
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  margin-top: 2rem;
}
.hero__flag span:nth-child(1) { flex: 1; background: var(--orange); }
.hero__flag span:nth-child(2) { flex: 1; background: var(--blanc); }
.hero__flag span:nth-child(3) { flex: 1; background: var(--vert); }

/* ---- Section headers ---- */
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header .badge { margin-bottom: 1rem; }
.section-header h2 { margin-bottom: 1rem; }
.section-header p {
  color: var(--gris-medium);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}
.section--dark .section-header p { color: rgba(255,255,255,0.6); }

/* ---- Cards ---- */
.card {
  background: var(--blanc);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.06);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card--dark {
  background: var(--gris-fonce);
  border-color: rgba(255,255,255,0.07);
  color: var(--blanc);
}
.card--orange-border { border-top: 3px solid var(--orange); }
.card--vert-border { border-top: 3px solid var(--vert); }
.card--bleu-border { border-top: 3px solid var(--bleu); }

.card__icon {
  font-size: 2.4rem;
  margin-bottom: 1rem;
  display: block;
}
.card__title { font-size: 1.2rem; font-weight: 800; margin-bottom: 0.5rem; }
.card__desc { font-size: 0.95rem; color: var(--gris-medium); line-height: 1.6; }
.card--dark .card__desc { color: rgba(255,255,255,0.6); }

/* ---- Pole cards ---- */
.pole-card {
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.pole-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 60%);
  pointer-events: none;
}
.pole-card--savoir { background: linear-gradient(135deg, #1E2A4A 0%, #152038 100%); border: 1px solid rgba(47,107,255,0.25); }
.pole-card--solutions { background: linear-gradient(135deg, #2A1E10 0%, #1E1508 100%); border: 1px solid rgba(240,122,0,0.25); }
.pole-card--rayonnement { background: linear-gradient(135deg, #0D2A1E 0%, #091A12 100%); border: 1px solid rgba(14,155,92,0.25); }
.pole-card:hover { transform: translateY(-6px); }
.pole-card__emoji { font-size: 3rem; margin-bottom: 1rem; display: block; }
.pole-card__titre { color: var(--blanc); font-size: 1.4rem; font-weight: 800; margin-bottom: 0.5rem; }
.pole-card__sous-titre { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 1rem; }
.pole-card--savoir .pole-card__sous-titre { color: var(--bleu); }
.pole-card--solutions .pole-card__sous-titre { color: var(--orange); }
.pole-card--rayonnement .pole-card__sous-titre { color: var(--vert-light); }
.pole-card__desc { color: rgba(255,255,255,0.65); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1.5rem; }
.pole-card__tags { display: flex; flex-wrap: wrap; gap: 0.4rem; justify-content: center; }
.pole-card__tag {
  font-size: 0.75rem; font-weight: 600; padding: 0.25rem 0.6rem;
  border-radius: 100px; background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.7);
}

/* ---- Zozon cards ---- */
.zozon-card {
  background: var(--blanc);
  border-radius: var(--radius);
  padding: 1.8rem;
  border: 1px solid rgba(0,0,0,0.07);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.zozon-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--vert));
  opacity: 0;
  transition: var(--transition);
}
.zozon-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.zozon-card:hover::after { opacity: 1; }
.zozon-card__emoji { font-size: 2.5rem; margin-bottom: 0.75rem; display: block; }
.zozon-card__titre { font-size: 1.05rem; font-weight: 800; margin-bottom: 0.3rem; color: var(--texte); }
.zozon-card__qui { font-size: 0.85rem; color: var(--gris-medium); margin-bottom: 0.75rem; }
.zozon-card__cotisation {
  display: inline-block;
  font-size: 0.8rem; font-weight: 700;
  padding: 0.2rem 0.7rem; border-radius: 100px;
  background: rgba(240,122,0,0.1); color: var(--orange);
}
.zozon-card--baobab .zozon-card__cotisation { background: rgba(14,155,92,0.1); color: var(--vert); }
.zozon-card__droits { font-size: 0.82rem; color: var(--gris-medium); margin-top: 0.5rem; }

/* ---- Défi cards ---- */
.defi-card {
  background: var(--gris-fonce);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid rgba(255,255,255,0.07);
  transition: var(--transition);
}
.defi-card:hover { transform: translateY(-4px); border-color: var(--orange); }
.defi-card__header { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.defi-card__num {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 900; flex-shrink: 0;
}
.defi-card--1 .defi-card__num { background: rgba(240,122,0,0.15); color: var(--orange); }
.defi-card--2 .defi-card__num { background: rgba(47,107,255,0.15); color: var(--bleu); }
.defi-card--3 .defi-card__num { background: rgba(14,155,92,0.15); color: var(--vert-light); }
.defi-card--4 .defi-card__num { background: rgba(255,255,255,0.1); color: var(--blanc); }
.defi-card__titre { color: var(--blanc); font-size: 1.2rem; font-weight: 800; }
.defi-card__desc { color: rgba(255,255,255,0.65); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1.5rem; }
.defi-card__meta { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.defi-card__tag {
  font-size: 0.75rem; font-weight: 600; padding: 0.25rem 0.7rem;
  border-radius: 100px; background: rgba(255,255,255,0.07); color: rgba(255,255,255,0.55);
}

/* ---- Stats bar ---- */
.stats-bar {
  background: var(--noir-soft);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 2.5rem 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  text-align: center;
}
.stat-item__number {
  font-size: 2.8rem; font-weight: 900; line-height: 1;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-item__label { font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-top: 0.3rem; font-weight: 500; }

/* ---- CTA rejoindre ---- */
.rejoindre-section {
  background: linear-gradient(135deg, var(--noir) 0%, var(--noir-soft) 100%);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}
.rejoindre-section::before {
  content: '';
  position: absolute;
  top: -50%; left: -20%;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,122,0,0.08), transparent 70%);
  pointer-events: none;
}
.rejoindre-section::after {
  content: '';
  position: absolute;
  bottom: -30%; right: -10%;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,155,92,0.07), transparent 70%);
  pointer-events: none;
}
.rejoindre-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  position: relative; z-index: 1;
}
.rejoindre-card {
  border-radius: var(--radius);
  padding: 2.5rem;
  transition: var(--transition);
  cursor: pointer;
}
.rejoindre-card--membre {
  background: rgba(240,122,0,0.08);
  border: 2px solid rgba(240,122,0,0.3);
}
.rejoindre-card--membre:hover { border-color: var(--orange); background: rgba(240,122,0,0.12); transform: translateY(-4px); }
.rejoindre-card--baobab {
  background: rgba(14,155,92,0.08);
  border: 2px solid rgba(14,155,92,0.3);
}
.rejoindre-card--baobab:hover { border-color: var(--vert); background: rgba(14,155,92,0.12); transform: translateY(-4px); }
.rejoindre-card__icon { font-size: 3rem; margin-bottom: 1rem; display: block; }
.rejoindre-card__titre { color: var(--blanc); font-size: 1.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.rejoindre-card__desc { color: rgba(255,255,255,0.6); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1.5rem; }
.rejoindre-card__list { margin-bottom: 1.5rem; }
.rejoindre-card__list li {
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  padding: 0.25rem 0;
  padding-left: 1.2rem;
  position: relative;
}
.rejoindre-card__list li::before {
  content: '✓';
  position: absolute; left: 0;
  font-weight: 700;
}
.rejoindre-card--membre .rejoindre-card__list li::before { color: var(--orange); }
.rejoindre-card--baobab .rejoindre-card__list li::before { color: var(--vert-light); }

/* ---- Partenaires ---- */
.partenaires-strip {
  background: var(--gris-bg);
  padding: 3rem 0;
  border-top: 1px solid rgba(0,0,0,0.06);
}
.partenaires-label {
  text-align: center;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--gris-light); margin-bottom: 2rem;
}
.partenaires-logos {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 2.5rem;
}
.partenaire-logo {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-size: 0.95rem; font-weight: 700; color: var(--gris-medium);
  padding: 0.7rem 1.4rem; border-radius: var(--radius-sm);
  background: var(--blanc); border: 1px solid rgba(0,0,0,0.07);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  transition: var(--transition);
}
.partenaire-logo:hover { color: var(--texte); box-shadow: var(--shadow); transform: translateY(-2px); }
.partenaire-logo .dot { width: 8px; height: 8px; border-radius: 50%; }
.dot--orange { background: var(--orange); }
.dot--vert { background: var(--vert); }

/* ---- Gouvernance ---- */
.noyau-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.5rem;
}
.noyau-card {
  background: var(--blanc);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(0,0,0,0.06);
  transition: var(--transition);
  text-align: center;
}
.noyau-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.noyau-card__photo {
  width: 100%; aspect-ratio: 1;
  background: linear-gradient(135deg, var(--gris-fonce), var(--noir));
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  position: relative;
}
.noyau-card__photo--fondateur {
  background: linear-gradient(135deg, #1E2A1A, #0D1A10);
}
.noyau-card__bientot {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.5rem;
  background: rgba(11,16,32,0.7);
  backdrop-filter: blur(4px);
}
.noyau-card__bientot span:first-child { font-size: 2rem; }
.noyau-card__bientot span:last-child {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: rgba(255,255,255,0.5);
}
.noyau-card__info { padding: 1rem; }
.noyau-card__poste {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--orange); margin-bottom: 0.25rem;
}
.noyau-card__nom { font-size: 0.95rem; font-weight: 700; color: var(--texte); }
.noyau-card__nom--bientot { color: var(--gris-light); font-style: italic; }

/* ---- Fondateur ---- */
.fondateur-section {
  background: linear-gradient(135deg, var(--noir) 0%, #0D1A0D 100%);
  padding: 5rem 0;
}
.fondateur-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 4rem;
  align-items: start;
}
.fondateur-photo-wrap {
  position: relative;
}
.fondateur-photo {
  width: 100%; border-radius: var(--radius);
  border: 2px solid rgba(14,155,92,0.3);
}
.fondateur-photo-placeholder {
  width: 100%; aspect-ratio: 3/4;
  border-radius: var(--radius);
  background: linear-gradient(135deg, #1A2A1A, #0D1A10);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1rem; border: 2px solid rgba(14,155,92,0.3);
}
.fondateur-badge {
  position: absolute; bottom: -12px; left: 50%; transform: translateX(-50%);
  background: var(--vert); color: var(--blanc);
  padding: 0.4rem 1.2rem; border-radius: 100px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  white-space: nowrap; box-shadow: 0 4px 12px rgba(14,155,92,0.4);
}
.fondateur-content__label {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--vert-light); margin-bottom: 0.75rem;
}
.fondateur-content h2 { color: var(--blanc); margin-bottom: 0.5rem; }
.fondateur-content__titre { color: var(--orange); font-size: 1rem; font-weight: 600; margin-bottom: 1.5rem; }
.fondateur-content p { color: rgba(255,255,255,0.7); line-height: 1.7; margin-bottom: 1rem; }
.fondateur-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.5rem; }
.fondateur-tag {
  background: rgba(255,255,255,0.07); color: rgba(255,255,255,0.65);
  padding: 0.3rem 0.8rem; border-radius: 100px; font-size: 0.8rem; font-weight: 600;
}
.fondateur-kpis {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem;
}
.fondateur-kpi {
  background: rgba(255,255,255,0.05); border-radius: var(--radius-sm);
  padding: 1rem; text-align: center; border: 1px solid rgba(255,255,255,0.08);
}
.fondateur-kpi__num { font-size: 1.6rem; font-weight: 900; color: var(--vert-light); }
.fondateur-kpi__label { font-size: 0.75rem; color: rgba(255,255,255,0.5); margin-top: 0.2rem; }

/* ---- Valeurs ---- */
.valeur-card {
  padding: 2rem;
  border-radius: var(--radius);
  background: var(--blanc);
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.valeur-card:hover { transform: translateY(-4px); }
.valeur-card__emoji { font-size: 2.5rem; margin-bottom: 1rem; display: block; }
.valeur-card__titre { font-size: 1.1rem; font-weight: 800; color: var(--texte); margin-bottom: 0.5rem; }
.valeur-card__desc { font-size: 0.92rem; color: var(--gris-medium); line-height: 1.6; }

/* ---- Timeline ---- */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(180deg, var(--orange), var(--vert));
  border-radius: 2px;
}
.timeline-item { position: relative; padding-bottom: 2rem; padding-left: 1.5rem; }
.timeline-item::before {
  content: ''; position: absolute; left: -2.4rem; top: 0.3rem;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--orange); border: 2px solid var(--blanc);
  box-shadow: 0 0 0 2px var(--orange);
}
.timeline-item__date { font-size: 0.8rem; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.06em; }
.timeline-item__titre { font-size: 1rem; font-weight: 700; color: var(--texte); margin: 0.25rem 0; }
.timeline-item__desc { font-size: 0.9rem; color: var(--gris-medium); }

/* ---- Formulaire ---- */
.form-container {
  background: var(--blanc);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0,0,0,0.07);
}
.form-group { margin-bottom: 1.5rem; }
.form-label {
  display: block; font-size: 0.9rem; font-weight: 700;
  color: var(--texte); margin-bottom: 0.5rem;
}
.form-label span { color: var(--orange); }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 0.85rem 1rem;
  border: 1.5px solid rgba(0,0,0,0.12); border-radius: var(--radius-sm);
  font-family: var(--font); font-size: 0.95rem; color: var(--texte);
  background: var(--blanc); transition: var(--transition);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--orange); box-shadow: 0 0 0 3px rgba(240,122,0,0.1);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-select { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-tabs { display: flex; gap: 0; margin-bottom: 2.5rem; border-radius: var(--radius); overflow: hidden; border: 1.5px solid rgba(0,0,0,0.1); }
.form-tab {
  flex: 1; padding: 1rem; text-align: center; cursor: pointer;
  font-size: 0.95rem; font-weight: 700; transition: var(--transition);
  background: var(--gris-bg); color: var(--gris-medium); border: none; font-family: var(--font);
}
.form-tab.active--membre { background: var(--orange); color: var(--blanc); }
.form-tab.active--baobab { background: var(--vert); color: var(--blanc); }
.form-success {
  display: none; text-align: center; padding: 2rem;
  background: rgba(14,155,92,0.07); border-radius: var(--radius);
  border: 1px solid rgba(14,155,92,0.2);
}
.form-success.visible { display: block; }
.form-success__icon { font-size: 3rem; margin-bottom: 1rem; }
.form-success h3 { color: var(--vert); margin-bottom: 0.5rem; }
.form-success p { color: var(--gris-medium); }

/* ---- Articles ---- */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.article-card {
  background: var(--blanc);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(0,0,0,0.06);
  transition: var(--transition);
  display: flex; flex-direction: column;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.article-card__image {
  height: 180px;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  position: relative; overflow: hidden;
}
.article-card__image.cat--evenement { background: linear-gradient(135deg, #1E2A4A, #0B1020); }
.article-card__image.cat--formation { background: linear-gradient(135deg, #2A1E10, #1A0E00); }
.article-card__image.cat--actualite { background: linear-gradient(135deg, #0D2A1E, #050F0A); }
.article-card__image.cat--defi { background: linear-gradient(135deg, #2A1A2A, #15091A); }
.article-card__body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.article-card__cat { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--orange); margin-bottom: 0.75rem; }
.article-card__titre { font-size: 1.05rem; font-weight: 800; color: var(--texte); margin-bottom: 0.5rem; line-height: 1.3; }
.article-card__resume { font-size: 0.9rem; color: var(--gris-medium); line-height: 1.6; flex: 1; margin-bottom: 1rem; }
.article-card__date { font-size: 0.8rem; color: var(--gris-light); }
.article-card__lire {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.85rem; font-weight: 700; color: var(--orange);
  margin-top: 1rem;
  transition: var(--transition);
}
.article-card__lire:hover { gap: 0.7rem; }

/* ---- Article detail ---- */
.article-content { max-width: 760px; margin: 0 auto; }
.article-content h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 1.5rem; }
.article-content p { margin-bottom: 1rem; color: var(--texte); line-height: 1.8; }
.article-content ul, .article-content ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.article-content li { margin-bottom: 0.5rem; color: var(--texte); line-height: 1.7; }
.article-content strong { font-weight: 700; }
.article-header { background: var(--noir); padding: 4rem 0 3rem; }
.article-header .article-cat { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--orange); margin-bottom: 1rem; }
.article-header h1 { color: var(--blanc); }
.article-header .article-date { color: rgba(255,255,255,0.5); font-size: 0.9rem; margin-top: 1rem; }

/* ---- Admin ---- */
.admin-layout { min-height: 100vh; background: var(--gris-bg); }
.admin-header {
  background: var(--noir); color: var(--blanc);
  padding: 1rem 2rem; display: flex; align-items: center; justify-content: space-between;
}
.admin-header h1 { font-size: 1.2rem; }
.admin-body { display: flex; min-height: calc(100vh - 60px); }
.admin-sidebar {
  width: 240px; flex-shrink: 0;
  background: var(--blanc); border-right: 1px solid rgba(0,0,0,0.08);
  padding: 1.5rem 0;
}
.admin-nav-item {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.75rem 1.5rem; font-size: 0.9rem; font-weight: 600;
  color: var(--gris-medium); cursor: pointer; transition: var(--transition);
  text-decoration: none;
}
.admin-nav-item:hover, .admin-nav-item.active {
  color: var(--orange); background: rgba(240,122,0,0.07);
  border-right: 3px solid var(--orange);
}
.admin-main { flex: 1; padding: 2rem; }
.admin-card {
  background: var(--blanc); border-radius: var(--radius);
  padding: 2rem; box-shadow: var(--shadow); margin-bottom: 1.5rem;
  border: 1px solid rgba(0,0,0,0.06);
}
.admin-card h2 { font-size: 1.2rem; margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid rgba(0,0,0,0.07); }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
  text-align: left; padding: 0.75rem 1rem; font-size: 0.8rem;
  font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--gris-medium); border-bottom: 2px solid rgba(0,0,0,0.07);
}
.admin-table td { padding: 0.85rem 1rem; border-bottom: 1px solid rgba(0,0,0,0.05); font-size: 0.9rem; }
.admin-table tr:hover td { background: rgba(0,0,0,0.02); }
.status-badge {
  display: inline-block; padding: 0.2rem 0.6rem;
  border-radius: 100px; font-size: 0.75rem; font-weight: 700;
}
.status-badge--publie { background: rgba(14,155,92,0.1); color: var(--vert); }
.status-badge--brouillon { background: rgba(0,0,0,0.07); color: var(--gris-medium); }
.admin-actions { display: flex; gap: 0.5rem; }
.admin-btn {
  padding: 0.3rem 0.75rem; border-radius: var(--radius-sm);
  font-size: 0.8rem; font-weight: 700; cursor: pointer;
  border: none; transition: var(--transition); font-family: var(--font);
}
.admin-btn--edit { background: rgba(47,107,255,0.1); color: var(--bleu); }
.admin-btn--edit:hover { background: var(--bleu); color: var(--blanc); }
.admin-btn--delete { background: rgba(220,53,69,0.1); color: #DC3545; }
.admin-btn--delete:hover { background: #DC3545; color: var(--blanc); }
.admin-btn--publish { background: rgba(14,155,92,0.1); color: var(--vert); }
.admin-btn--publish:hover { background: var(--vert); color: var(--blanc); }
.admin-login {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--noir);
}
.admin-login-card {
  background: var(--blanc); border-radius: var(--radius); padding: 3rem;
  width: 100%; max-width: 400px; text-align: center; box-shadow: var(--shadow-lg);
}

/* ---- Pépites ---- */
.pepite-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
}
.pepite-card {
  background: var(--gris-fonce); border-radius: var(--radius);
  padding: 1.5rem; text-align: center;
  border: 1px solid rgba(255,255,255,0.07);
}
.pepite-card__level { font-size: 2rem; margin-bottom: 0.5rem; }
.pepite-card__titre { color: var(--blanc); font-size: 0.95rem; font-weight: 800; margin-bottom: 0.3rem; }
.pepite-card__seuil { color: var(--orange); font-size: 1.2rem; font-weight: 900; margin-bottom: 0.5rem; }
.pepite-card__desc { color: rgba(255,255,255,0.55); font-size: 0.8rem; line-height: 1.5; }

/* ---- Footer ---- */
.footer {
  background: var(--noir);
  color: rgba(255,255,255,0.6);
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer__grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 3rem;
  margin-bottom: 3rem;
}
.footer__logo { margin-bottom: 1rem; }
.footer__logo img { height: 40px; }
.footer__tagline { font-size: 0.9rem; margin-bottom: 1rem; color: rgba(255,255,255,0.5); }
.footer__hashtags { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.footer__hashtag {
  font-size: 0.75rem; font-weight: 700; color: var(--orange);
  background: rgba(240,122,0,0.1); padding: 0.2rem 0.5rem; border-radius: 4px;
}
.footer__col h4 { color: var(--blanc); font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 1rem; }
.footer__links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__links a { font-size: 0.9rem; color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer__links a:hover { color: var(--orange); }
.footer__contact-item {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-bottom: 0.75rem;
}
.footer__contact-icon { font-size: 1rem; flex-shrink: 0; margin-top: 0.05rem; }
.footer__flag { display: flex; width: 40px; height: 4px; border-radius: 2px; overflow: hidden; margin-top: 1rem; }
.footer__flag span:nth-child(1) { flex:1; background: var(--orange); }
.footer__flag span:nth-child(2) { flex:1; background: var(--blanc); }
.footer__flag span:nth-child(3) { flex:1; background: var(--vert); }
.footer__bottom {
  padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
}
.footer__bottom p { font-size: 0.82rem; }
.footer__bottom a { color: var(--orange); }

/* ---- Page header ---- */
.page-hero {
  background: var(--noir); padding: 5rem 0 3.5rem;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; top: -50%; right: -20%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(240,122,0,0.07), transparent 70%);
  pointer-events: none;
}
.page-hero .badge { margin-bottom: 1rem; }
.page-hero h1 { color: var(--blanc); margin-bottom: 1rem; }
.page-hero p { color: rgba(255,255,255,0.6); font-size: 1.1rem; max-width: 600px; }

/* ---- Accordion ---- */
.accordion-item {
  border: 1px solid rgba(0,0,0,0.08); border-radius: var(--radius-sm);
  margin-bottom: 0.5rem; overflow: hidden;
}
.accordion-header {
  width: 100%; padding: 1.2rem 1.5rem; text-align: left;
  background: var(--blanc); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font); font-size: 1rem; font-weight: 700; color: var(--texte);
  transition: var(--transition);
}
.accordion-header:hover { background: var(--gris-bg); }
.accordion-icon { font-size: 1.2rem; transition: var(--transition); }
.accordion-content { display: none; padding: 1rem 1.5rem 1.5rem; border-top: 1px solid rgba(0,0,0,0.06); }
.accordion-item.open .accordion-icon { transform: rotate(45deg); }
.accordion-item.open .accordion-content { display: block; }

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.85rem; color: rgba(255,255,255,0.4); margin-bottom: 1.5rem;
}
.breadcrumb a { color: rgba(255,255,255,0.4); }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb span { color: rgba(255,255,255,0.25); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .fondateur-grid { grid-template-columns: 280px 1fr; gap: 2.5rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 3.5rem 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .rejoindre-cards { grid-template-columns: 1fr; }
  .article-grid { grid-template-columns: 1fr; }
  .pepite-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { min-height: auto; padding: 5rem 0 3rem; }
  .hero__visual { display: none; }
  .fondateur-grid { grid-template-columns: 1fr; }
  .fondateur-kpis { grid-template-columns: repeat(3, 1fr); }
  .navbar__links { display: none; }
  .navbar__burger { display: flex; }
  .navbar__links.open {
    display: flex; flex-direction: column; position: absolute;
    top: 100%; left: 0; right: 0; padding: 1rem;
    background: var(--noir); border-top: 1px solid rgba(255,255,255,0.07);
    gap: 0;
  }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .noyau-grid { grid-template-columns: repeat(2, 1fr); }
  .admin-sidebar { display: none; }
}

@media (max-width: 480px) {
  .pepite-grid { grid-template-columns: 1fr; }
  .fondateur-kpis { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
  .btn--lg { width: 100%; justify-content: center; }
}