body
{
    margin: 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;
}

section
{
    max-width: 1000px;
    margin: 2rem auto;
    padding: 0 1rem;
}

section h2
{
    text-align: center;
}

section h3
{
    text-align: left;
    text-decoration: underline;
}

.bouton
{
    display: inline-block;
    background-color: #003366;
    color: white;
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 1rem;
    transition: background-color 0.3s ease;
    text-align: center;
}


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;
}