body {
    margin: 0;
    padding: 0;
    font-family: Segoe UI, sans-serif;
    color: #333;
    background: #f9f9f9;
  }

  header
{
    background: #002244;
    color: white;
    padding: 2rem 1rem;
    display: flex;
    justify-content: center;
    
}
.header-container
{
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: center;
    text-align: left;
}

.logo
{
    height: 60px;
    width: auto;
}

.site-title
{
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
}

.tagline
{
    font-size: 1rem;
    margin: 0;
    opacity: 0.85;
}

nav
{
    background: #fff;
    padding: 1rem;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

nav a
{
    margin: 0 1rem;
    color: #002244;
    text-decoration: none;
    font-weight: 600;
}

.container
{
    width: 100%;
    max-width: 800px;
    text-align: left;
    margin: auto;
}

.bouton-flex
{
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap; /* s'adapte aux petits écrans */
    margin-bottom: 20px;
}

.bouton-flex a
{
    background-color: #004080;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
}

.bouton-flex p
{
    margin: 0;
    font-weight: bold;
}

footer {
    width: 100%;
    background: #002244;
    color: white;
    padding: 2rem 1rem;
    box-sizing: border-box;
}

.footer-container {
    max-width: 1000px;   /* même max-width que la section */
    margin: 0 auto;      /* centre horizontalement */
    text-align: center;
}


footer p
{
    margin: 0.3rem 0;
    font-size: 0.9rem;
}

 a.footer,
a.footer:link,
a.footer:visited,
a.footer:active,
a.footer:focus 
 {
    color: white !important;
    font-size: 0.9rem;
    text-decoration: none;
 }

 a.footer:hover {
    color: #cccccc;
    text-decoration: underline;
}