body {
    margin: 0;
    font-family: "Segoe UI", Roboto, sans-serif;
    background: #f9f9f9;
    color: #111;
  }
  
  .container {
    max-width: 960px;
    margin: 0 auto;
    padding: 1rem;
  }
  
  header {
    background: #003366;
    color: white;
    padding: 1rem 0;
  }
  
  header .logo {
    height: 40px;
    vertical-align: middle;
  }
  
  nav {
    margin-top: 0.5rem;
  }
  
  nav a {
    color: white;
    text-decoration: none;
    margin-right: 1rem;
    font-weight: bold;
  }
  
  nav a:hover {
    text-decoration: underline;
  }
  
footer {
  background: #222;
  color: white;
  padding: 2rem 0;
  margin-top: 3rem;
  text-align: center;
}

footer a {
  color: #fff;
  text-decoration: underline;
}

.custom-footer {
  background: #f6f9fc;
  color: #111;
  padding: 2rem 1rem;
  margin-top: 4rem;
  font-size: 0.95rem;
  text-align: center;
  border-top: 1px solid #e1e4e8;
}

.custom-footer a {
  color: #003366;
  text-decoration: none;
  font-weight: 500;
}

.custom-footer a:hover {
  text-decoration: underline;
}
  
  h1 {
    color: #003366;
  }
  
  a {
    color: #0066cc;
  }
  
  a:hover {
    color: #003366;
  }
  
  body {
    font-family: system-ui, sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    color: #111;
  }
  
  .container {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1rem;
  }
  
  /* Hero */
  .hero {
    background: #003366;
    color: white;
    text-align: center;
    padding: 4rem 1rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  
  .hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
  }
  
  .cta .btn {
    background: #ffffff;
    color: #003366;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    display: inline-block;
  }
  
  /* Services */
  .services h2 {
    text-align: center;
    margin-bottom: 2rem;
  }
  
  .card-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
  }
  .card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    padding: 2rem;
    flex: 1 1 280px;
    max-width: 320px;
    text-align: center;
    transition: all 0.2s ease-in-out;
  }
  
  .card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
  }
  
  .card h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
  }
  
  .card p {
    font-size: 0.95rem;
    color: #444;
  }
    
  /* Pourquoi Linux-Man */
  .why ul {
    list-style: none;
    padding-left: 0;
  }
  
  .why li {
    margin-bottom: 0.5rem;
  }


  .hero-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
  }
  
  .hero-sub {
    font-size: 1.2rem;
    font-weight: 400;
    max-width: 700px;
    margin: 0 auto 2rem auto;
  }

  .btn:hover {
    background-color: #0050aa;
    color: #fff;
    transition: 0.2s ease-in-out;
  }
  
  .hero-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  
/* Hero propre et clair */
.hero {
    background: #f6f9fc;
    padding: 4rem 1rem;
  }
  
  .hero-light {
    background: #f6f9fc; /* clair */
  }
  
  .hero-img img {
    max-width: 100%;
    border-radius: 16px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  }
  
  /* Header avec ombre douce */
  header {
    background: white;
    padding: 1.2rem 0;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  }

.custom-header {
  background: #003366;
  color: white;
  padding: 1.2rem 0;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.custom-header .container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.custom-header .logo {
  font-weight: bold;
  font-size: 1.2rem;
  text-decoration: none;
  color: white;
}

.custom-header .logo img {
  height: 40px;
  margin-right: 8px;
}

.custom-header .logo span {
  font-size: 1.1rem;
  color: white;
  font-weight: 600;
}


.custom-header nav a {
  color: white;
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
}

.custom-header nav a:hover {
  text-decoration: underline;
}

  
  nav a {
    color: #003366;
    margin-right: 1.5rem;
    text-decoration: none;
    font-weight: 500;
  }
  
  nav a:hover {
    text-decoration: underline;
  }

  .hero {
    background: #f6f9fc;
    padding: 4rem 1rem;
  }
  
  .hero-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
  }
  
  .hero-text {
    flex: 1 1 420px;
    max-width: 600px;
    text-align: left;
  }
  
  .hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #003366;
  }
  
  .hero-sub {
    font-size: 1.1rem;
    color: #444;
    margin-bottom: 1.5rem;
  }
  
  .hero-img {
    flex: 1 1 300px;
    max-width: 350px;
    text-align: center;
  }
  
  .hero-img img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  }
  
  /* Button */
  .btn {
    background: #003366;
    color: white;
    font-weight: bold;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 6px;
    display: inline-block;
    transition: background 0.2s ease;
  }
  
  .btn:hover {
    background: #00509e;
  }