:root {
  --violet: #7c3aed;
  --violet-fort: #6d28d9;
  --rose: #e64bb0;
  --gradient: linear-gradient(135deg, #7c3aed 0%, #a855f7 48%, #e64bb0 100%);
  --gradient-soft: linear-gradient(150deg, #f4ecff 0%, #fdeff8 100%);
  --surface: #ffffff;
  --surface-low: #f7f3fb;
  --outline: #e8def0;
  --ink: #241733;
  --ink-soft: #5d5370;
  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 26px;
  --shadow-sm: 0 1px 2px rgba(76, 40, 120, 0.06), 0 1px 3px rgba(76, 40, 120, 0.05);
  --shadow-md: 0 6px 18px rgba(76, 40, 120, 0.09), 0 2px 6px rgba(76, 40, 120, 0.05);
  --shadow-lg: 0 18px 42px rgba(76, 40, 120, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Plus Jakarta Sans', Roboto, 'Helvetica Neue', sans-serif;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
}

.conteneur {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── En-tête ── */
.entete {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--outline);
}

.entete__barre {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}

.marque {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--ink);
}

.marque img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__liens {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__liens a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.nav__liens a:hover {
  color: var(--violet-fort);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bouton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.bouton:hover {
  transform: translateY(-1px);
}

.bouton--plein {
  background: var(--gradient);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.bouton--contour {
  background: transparent;
  color: var(--violet-fort);
  border: 1.5px solid var(--outline);
}

.bouton--contour:hover {
  border-color: var(--violet);
  background: var(--surface-low);
}

.bouton--grand {
  padding: 15px 30px;
  font-size: 1rem;
}

/* ── Héro ── */
.hero {
  background: var(--gradient-soft);
  padding: 90px 0 100px;
  overflow: hidden;
}

.hero__grille {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.1);
  color: var(--violet-fort);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.3px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 1.12;
  font-weight: 800;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.hero h1 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0 0 32px;
  max-width: 52ch;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero__carte {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--outline);
  padding: 28px;
}

.hero__carte-ligne {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--outline);
}

.hero__carte-ligne:last-child {
  border-bottom: none;
}

.hero__carte-icone {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex: none;
}

.hero__carte-texte strong {
  display: block;
  font-size: 0.92rem;
}

.hero__carte-texte span {
  font-size: 0.82rem;
  color: var(--ink-soft);
}

/* ── Sections génériques ── */
section {
  padding: 84px 0;
}

.section__tete {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.section__tete h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 800;
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

.section__tete p {
  font-size: 1.05rem;
  color: var(--ink-soft);
  line-height: 1.6;
  margin: 0;
}

/* ── Problème ── */
.probleme {
  background: var(--surface-low);
}

.probleme__grille {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.probleme__pastille {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  box-shadow: var(--shadow-sm);
}

/* ── Fonctionnalités ── */
.fonctionnalites__grille {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.carte-fonction {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.carte-fonction:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.carte-fonction__icone {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.carte-fonction h3 {
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0 0 8px;
}

.carte-fonction p {
  font-size: 0.93rem;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}

/* ── Sénégal ── */
.senegal {
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius-lg);
  margin: 0 24px;
  padding: 64px 48px;
}

.senegal .section__tete p {
  color: rgba(255, 255, 255, 0.72);
}

.senegal .section__tete h2 {
  color: #fff;
}

.senegal__grille {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1040px;
  margin: 0 auto;
}

.senegal__item {
  text-align: center;
}

.senegal__item-icone {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.senegal__item strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.senegal__item span {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
}

/* ── CTA final ── */
.cta-finale {
  text-align: center;
}

.cta-finale__carte {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 64px 32px;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.cta-finale__carte h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 800;
  margin: 0 0 14px;
}

.cta-finale__carte p {
  font-size: 1.05rem;
  margin: 0 0 30px;
  opacity: 0.92;
}

.cta-finale .bouton--plein {
  background: #fff;
  color: var(--violet-fort);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

/* ── Pied de page ── */
.pied {
  border-top: 1px solid var(--outline);
  padding: 40px 0;
}

.pied__barre {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.pied__marque {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.pied__marque img {
  width: 26px;
  height: 26px;
  border-radius: 8px;
}

.pied__liens {
  display: flex;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.pied__liens a {
  text-decoration: none;
}

.pied__liens a:hover {
  color: var(--violet-fort);
}

.pied__copyright {
  font-size: 0.82rem;
  color: var(--ink-soft);
}

/* ── Menu mobile ── */
.nav__bascule {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__bascule span,
.nav__bascule span::before,
.nav__bascule span::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  position: relative;
  transition: 0.2s;
}

.nav__bascule span::before,
.nav__bascule span::after {
  content: '';
  position: absolute;
}

.nav__bascule span::before {
  top: -7px;
}

.nav__bascule span::after {
  top: 7px;
}

@media (max-width: 860px) {
  .hero__grille {
    grid-template-columns: 1fr;
  }

  .fonctionnalites__grille {
    grid-template-columns: repeat(2, 1fr);
  }

  .senegal__grille {
    grid-template-columns: repeat(2, 1fr);
  }

  .senegal {
    margin: 0 16px;
    padding: 48px 24px;
  }
}

@media (max-width: 680px) {
  .nav__liens,
  .nav__actions .bouton--contour {
    display: none;
  }

  .nav__liens--ouvert {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--outline);
    padding: 20px 24px;
    box-shadow: var(--shadow-md);
  }

  .nav {
    position: relative;
  }

  .nav__bascule {
    display: block;
  }

  .fonctionnalites__grille {
    grid-template-columns: 1fr;
  }

  .senegal__grille {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 56px 0 64px;
  }

  section {
    padding: 56px 0;
  }

  .pied__barre {
    flex-direction: column;
    align-items: flex-start;
  }
}