/* Variables et Réinitialisation */
:root {
  --color-primary: #1e3a8a; /* Bleu CYBERSAN (Foncé, institutionnel) */
  --color-secondary: #dc2626; /* Rouge (Accent / CTA, impactant) */
  --color-accent: #16a34a; /* Vert (Success/Fiabilité) */
  --color-text: #1f2937;
  --color-light: #f3f4f6; /* Fond clair pour les sections */
  --font-family: "Poppins", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  line-height: 1.6;
  background-color: white;
  scroll-behavior: smooth;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 100px 0;
  overflow: hidden;
}

h2 {
  font-size: 2.5em;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 50px;
  font-weight: 800;
}

/* Boutons CTA */
.cta-button {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  text-transform: uppercase;
  transition: background-color 0.3s, transform 0.3s, box-shadow 0.3s;
  letter-spacing: 0.5px;
  font-size: 0.95em;
}

.primary {
  background-color: var(--color-secondary);
  color: white;
  border: none;
  box-shadow: 0 5px 15px rgba(220, 38, 38, 0.4);
}

.primary:hover {
  background-color: #b91c1c;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(220, 38, 38, 0.6);
}

.secondary {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

.secondary:hover {
  background-color: white;
  color: var(--color-primary);
}

/* ------------------------- */
/* 1. NAVIGATION BAR (Header)*/
/* ------------------------- */
.navbar {
  background-color: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 5%;
}

.navbar .logo img {
  height: 45px;
}

.navbar nav ul {
  list-style: none;
  display: flex;
}

.navbar nav ul li a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  padding: 10px 18px;
  transition: color 0.3s;
}

.navbar nav ul li a:hover {
  color: var(--color-secondary);
}

/* ------------------------- */
/* 2. HERO SECTION */
/* ------------------------- */
.hero {
  background: linear-gradient(rgba(30, 58, 138, 0.2), rgba(30, 58, 138, 0.9)),
    url("/IMAGE/HEROIMG.png") center/cover no-repeat fixed; /* fixed pour un effet parallax subtil */
  height: 95vh;
  display: flex;
  align-items: center;
  text-align: center;
  color: white;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.8em;
  margin-bottom: 25px;
  font-weight: 800;
  line-height: 1.1;
  color: white;
}

.hero p {
  font-size: 1.4em;
  margin-bottom: 50px;
  font-weight: 400;
}

/* ------------------------- */
/* 3. AVANTAGES & GROUPE */
/* ------------------------- */
.avantages-cle {
  background-color: var(--color-light);
  padding-bottom: 50px;
}

.avantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.avantage-item {
  background: white;
  padding: 35px 20px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
  border-bottom: 4px solid var(--color-secondary);
}

.avantage-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.avantage-item .icon {
  font-size: 3em;
  display: block;
  margin-bottom: 15px;
  color: var(--color-primary);
}

/* GROUPE EXPERTISE */
.groupe-expertise {
  text-align: center;
  padding-top: 50px;
  padding-bottom: 50px;
}

.groupe-expertise p {
  max-width: 800px;
  margin: 0 auto 50px;
  font-size: 1.1em;
}

.expertise-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  text-align: left;
}

.expertise-item {
  padding: 20px;
  border-left: 5px solid var(--color-accent);
  background-color: var(--color-light);
  border-radius: 5px;
}

/* NOTRE IMPACT (Chiffres Clés) */
.impact-section {
  background-color: var(--color-primary);
  color: white;
  text-align: center;
}

.impact-section h2 {
  color: white;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
}

.impact-item strong {
  display: block;
  font-size: 3.5em;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.1;
}

.impact-item p {
  font-size: 1.1em;
  margin-top: 5px;
  font-weight: 300;
}

/* -------------------------------------- */
/* 5. NOS PILIERS (NOUVEAU STYLE MINIMALISTE ÉGAL) */
/* -------------------------------------- */
.partenaires-section {
  background-color: var(
    --color-light
  ); /* Fond clair pour faire ressortir les cartes */
  padding-bottom: 100px;
}

.piliers-cards {
  display: grid;
  grid-template-columns: repeat(
    auto-fit,
    minmax(260px, 1fr)
  ); /* Uniformité et Responsivité */
  gap: 30px;
  margin-top: 50px;
}

.pilier-card {
  background: white;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  text-decoration: none;
  color: var(--color-text);
  transition: all 0.4s ease-out;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 380px; /* Taille égale pour tous les piliers */
  position: relative;
  border: 1px solid rgba(0, 0, 0, 0.05); /* Bordure très légère */
}

.pilier-card:hover {
  transform: translateY(-12px); /* Effet d'élévation élégant */
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Contenu de la carte */
.pilier-content {
  flex-grow: 1;
}

.pilier-content .icon {
  font-size: 3.5em;
  margin-bottom: 20px;
  display: inline-block;
  line-height: 1;
}

.pilier-content h3 {
  font-size: 1.6em;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.pilier-content p {
  font-size: 0.95em;
  color: #4b5563;
}

.pilier-content .tag {
  display: inline-block;
  margin-top: 20px;
  padding: 8px 15px;
  background: var(--color-light);
  border-radius: 50px;
  font-size: 0.8em;
  font-weight: 600;
  color: var(--color-primary);
  transition: background 0.3s;
}

.pilier-card:hover .tag {
  background: var(--color-secondary);
  color: white;
}

/* ACCENTS DE COULEUR (pour la distinction visuelle) */
.pilier-card.aska .icon {
  color: #007bff;
}
.pilier-card.appify .icon {
  color: #ff9800;
}
.pilier-card.drsan .icon {
  color: #dc3545;
}
.pilier-card.dprofsan .icon {
  color: var(--color-accent);
}

/* Bande de couleur en bas (Subtile modernité) */
.pilier-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 8px;
  border-radius: 0 0 15px 15px; /* Arrondi seulement en bas */
  transition: height 0.3s;
}

.pilier-card.aska::after {
  background-color: #007bff;
}
.pilier-card.appify::after {
  background-color: #ff9800;
}
.pilier-card.drsan::after {
  background-color: #dc3545;
}
.pilier-card.dprofsan::after {
  background-color: var(--color-accent);
}

/* Révéler au survol: la bande devient plus épaisse */
.pilier-card:hover::after {
  height: 12px;
}

/* ------------------------- */
/* TEMOIGNAGES, CTA et FOOTER (Styles précédents simplifiés) */
/* ------------------------- */
.temoignages-section {
  background-color: var(--color-light);
}
.temoignage-card {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  margin-bottom: 30px;
  border-top: 3px solid var(--color-secondary);
}
.temoignage-card blockquote {
  font-style: italic;
  font-size: 1.1em;
  color: #4b5563;
  margin-bottom: 15px;
}
.temoignage-card .auteur strong {
  display: block;
  font-weight: 700;
  color: var(--color-primary);
}

.cta-mid-page {
  background-color: var(--color-secondary);
  color: white;
  text-align: center;
  padding: 60px 0;
}
.cta-mid-page h2 {
  color: white;
  margin-bottom: 15px;
  font-size: 2em;
}
.cta-mid-page p {
  font-size: 1.2em;
  margin-bottom: 30px;
}

.contact-section {
  background-color: white;
  color: var(--color-text);
  text-align: center;
}
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: var(--color-light);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 15px;
  margin-bottom: 20px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1em;
  color: var(--color-text);
}
.contact-form button {
  width: 100%;
  padding: 15px;
  font-size: 1.1em;
}

footer {
  background-color: #111827;
  color: var(--color-light);
  padding: 30px 0;
  text-align: center;
  font-size: 0.9em;
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .navbar nav {
    display: none;
  }
  .hero {
    height: 65vh;
  }
  .hero h1 {
    font-size: 2.2em;
  }
  h2 {
    font-size: 1.8em;
  }
}