/* ===== Design system MES ===== */
:root {
  --bleu-nuit: #0b1220;
  --bleu-fonce: #101a2e;
  --bleu-carte: #16213a;
  --bleu-bordure: #263457;
  --texte-clair: #eef2f9;
  --texte-mute: #9aa7c2;
  --accent: #2dd4bf;
  --accent-fonce: #14b8a6;
  --accent-orange: #f59e0b;
  --rayon: 14px;
  --ombre: 0 20px 45px rgba(3, 8, 20, 0.45);
  --largeur-max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Inter", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(circle at top right, #14203a 0%, var(--bleu-nuit) 45%);
  color: var(--texte-clair);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

.conteneur {
  width: 100%;
  max-width: var(--largeur-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navigation ===== */
.entete {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(11, 18, 32, 0.85);
  border-bottom: 1px solid var(--bleu-bordure);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--largeur-max);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.logo-icone {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-fonce) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bleu-nuit);
  font-weight: 800;
  font-size: 0.95rem;
}

.nav-liens {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-liens a {
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 0.93rem;
  color: var(--texte-mute);
  transition: all 0.15s ease;
}

.nav-liens a:hover {
  color: var(--texte-clair);
  background: rgba(255, 255, 255, 0.06);
}

.nav-liens a.actif {
  color: var(--bleu-nuit);
  background: var(--accent);
  font-weight: 600;
}

.bouton-nav-cta {
  padding: 9px 18px !important;
  border: 1px solid var(--accent);
  color: var(--accent) !important;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--bleu-bordure);
  border-radius: 8px;
  color: var(--texte-clair);
  padding: 8px 10px;
  font-size: 1.1rem;
}

/* ===== Boutons ===== */
.bouton {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.bouton-primaire {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-fonce) 100%);
  color: var(--bleu-nuit);
  box-shadow: 0 10px 30px rgba(45, 212, 191, 0.25);
}

.bouton-primaire:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(45, 212, 191, 0.35);
}

.bouton-secondaire {
  background: transparent;
  border-color: var(--bleu-bordure);
  color: var(--texte-clair);
}

.bouton-secondaire:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ===== Hero (mise en page scindée : texte à gauche, visuel à droite) ===== */
.hero {
  padding: 76px 0 60px;
}

.hero-grille {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3.1rem);
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.hero p.sous-titre {
  font-size: 1.1rem;
  color: var(--texte-mute);
  max-width: 520px;
  margin: 0 0 32px;
}

.etiquette {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.3);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

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

/* ----- Visuel de droite (mockup CSS, pas d'image) ----- */
.hero-visual {
  position: relative;
  background: linear-gradient(160deg, var(--bleu-carte) 0%, var(--bleu-fonce) 100%);
  border: 1px solid var(--bleu-bordure);
  border-radius: 20px;
  padding: 26px;
  box-shadow: var(--ombre);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 20px;
  padding: 1px;
  background: linear-gradient(160deg, rgba(45, 212, 191, 0.5), transparent 60%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.mockup-barre {
  display: flex;
  gap: 6px;
  margin-bottom: 18px;
}

.mockup-barre span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bleu-bordure);
}

.mockup-grille {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 14px;
}

.mockup-carte {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--bleu-bordure);
  border-radius: 10px;
  padding: 14px;
}

.mockup-carte b {
  display: block;
  font-size: 1.3rem;
  color: var(--accent);
}

.mockup-carte span {
  font-size: 0.78rem;
  color: var(--texte-mute);
}

.mockup-ligne {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--bleu-bordure);
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 10px;
  font-size: 0.82rem;
  color: var(--texte-mute);
}

.mockup-ligne .point {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.mockup-barre-progression {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.mockup-barre-progression i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-fonce), var(--accent));
}

.accent-texte {
  background: linear-gradient(135deg, var(--accent) 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ===== Stats ===== */
.bande-stats {
  border-top: 1px solid var(--bleu-bordure);
  border-bottom: 1px solid var(--bleu-bordure);
  background: rgba(255, 255, 255, 0.02);
}

.grille-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 40px 0;
}

.stat {
  border-left: 2px solid var(--bleu-bordure);
  padding-left: 16px;
}

.stat b {
  display: block;
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 4px;
}

.stat span {
  color: var(--texte-mute);
  font-size: 0.88rem;
}

/* ===== Sections ===== */
.section {
  padding: 84px 0;
}

.section-entete {
  display: grid;
  grid-template-columns: minmax(0, 460px) minmax(0, 380px);
  justify-content: space-between;
  align-items: end;
  gap: 40px;
  margin: 0 0 48px;
}

.section-entete h2 {
  font-size: clamp(1.6rem, 3vw, 2.15rem);
  margin: 0;
  letter-spacing: -0.01em;
}

.section-entete p {
  color: var(--texte-mute);
  font-size: 1.02rem;
  margin: 0;
  text-align: left;
}

.eyebrow {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  display: block;
}

/* ===== Cartes / grilles ===== */
.grille-cartes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

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

.carte {
  background: linear-gradient(180deg, var(--bleu-carte) 0%, rgba(22, 33, 58, 0.5) 100%);
  border: 1px solid var(--bleu-bordure);
  border-radius: var(--rayon);
  padding: 30px;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.carte:hover {
  transform: translateY(-4px);
  border-color: rgba(45, 212, 191, 0.4);
}

.carte-icone {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(45, 212, 191, 0.12);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.carte h3 {
  margin: 0 0 10px;
  font-size: 1.15rem;
}

.carte p {
  margin: 0;
  color: var(--texte-mute);
  font-size: 0.95rem;
}

.carte a.lien-carte {
  display: inline-block;
  margin-top: 16px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ===== Liste de fonctionnalités (avec puce icône) ===== */
.liste-features {
  display: grid;
  gap: 22px;
}

.feature-ligne {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 22px;
  border-radius: var(--rayon);
  border: 1px solid var(--bleu-bordure);
  background: rgba(255, 255, 255, 0.02);
}

.feature-puce {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(96, 165, 250, 0.12);
  color: #60a5fa;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-ligne h3 {
  margin: 0 0 6px;
  font-size: 1.08rem;
}

.feature-ligne p {
  margin: 0;
  color: var(--texte-mute);
  font-size: 0.95rem;
}

/* ===== Étapes / process ===== */
.etapes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: etape;
}

.etape {
  position: relative;
  padding: 28px 22px 22px;
  border-radius: var(--rayon);
  border: 1px dashed var(--bleu-bordure);
}

.etape::before {
  counter-increment: etape;
  content: counter(etape);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bleu-nuit);
  font-weight: 700;
  margin: 0 0 16px;
}

.etape h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.etape p {
  margin: 0;
  color: var(--texte-mute);
  font-size: 0.92rem;
}

/* ===== Bandeau CTA final ===== */
.cta-final {
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.14) 0%, rgba(96, 165, 250, 0.1) 100%);
  border: 1px solid rgba(45, 212, 191, 0.3);
  padding: 44px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.cta-final-texte {
  max-width: 520px;
}

.cta-final h2 {
  margin: 0 0 10px;
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
}

.cta-final p {
  color: var(--texte-mute);
  margin: 0;
}

.cta-final .bouton {
  flex-shrink: 0;
}

/* ===== Footer ===== */
.pied {
  border-top: 1px solid var(--bleu-bordure);
  padding: 46px 0 30px;
  margin-top: 40px;
}

.pied-grille {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.pied-colonne h4 {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--texte-mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pied-colonne a {
  display: block;
  margin-bottom: 8px;
  color: var(--texte-mute);
  font-size: 0.92rem;
}

.pied-colonne a:hover {
  color: var(--accent);
}

.pied-bas {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--texte-mute);
  font-size: 0.85rem;
  border-top: 1px solid var(--bleu-bordure);
  padding-top: 20px;
}

/* ===== Illustration schéma (page acquisition) ===== */
.schema-flux {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  margin: 10px 0 20px;
}

.schema-noeud {
  background: var(--bleu-carte);
  border: 1px solid var(--bleu-bordure);
  border-radius: var(--rayon);
  padding: 18px 22px;
  text-align: center;
  min-width: 150px;
}

.schema-noeud b {
  display: block;
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.schema-noeud span {
  color: var(--texte-mute);
  font-size: 0.82rem;
}

.schema-fleche {
  color: var(--accent);
  font-size: 1.4rem;
  padding: 0 14px;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .grille-cartes,
  .grille-cartes.cols-2,
  .etapes {
    grid-template-columns: 1fr;
  }

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

  .pied-grille {
    flex-direction: column;
  }

  .hero-grille {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .section-entete {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 760px) {
  .nav-liens {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bleu-fonce);
    border-bottom: 1px solid var(--bleu-bordure);
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    display: none;
  }

  .nav-liens.ouvert {
    display: flex;
  }

  .nav-liens a {
    text-align: center;
  }

  .nav-toggle {
    display: block;
  }

  .schema-fleche {
    transform: rotate(90deg);
  }
}