body {
    font-family: Arial, Helvetica, sans-serif;
    color: #10233f;
    background-color: #ffffff;
    padding-top: 72px;
}

/* Boutons globaux */
.btn {
    padding: 13px 26px;
    border-radius: 14px;
    font-weight: 700;
}

.btn-primary {
    background-color: #2563eb;
    border-color: #2563eb;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
}

/* ===== NAVBAR ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;

    background: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

.site-header-inner {
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #10233f;
    font-size: 1.35rem;
    font-weight: 800;
    text-decoration: none;
}

.site-logo:hover {
    color: #2563eb;
}

.logo-img {
    height: 40px;
    width: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ===== BOUTONS NAVBAR ===== */

/* Bouton principal (Inscription) */
.btn-header-primary {
    padding: 6px 14px;
    border-radius: 10px;
    background-color: #2563eb;
    border: 1px solid #2563eb;
    color: #ffffff;
    font-weight: 700;
    font-size: 0.9rem;
}

.btn-header-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
    color: #ffffff;
}

/* Bouton secondaire (Connexion / Déconnexion) */
.btn-header-outline {
    padding: 6px 14px;
    border-radius: 10px;
    background-color: #ffffff;
    border: 1px solid #2563eb;
    color: #2563eb;
    font-weight: 700;
    font-size: 0.9rem;
}

.btn-header-outline:hover {
    background-color: #2563eb;
    border-color: #2563eb;
    color: #ffffff;
}

/* Utilisateur connecté */
.user-pill {
    padding: 8px 14px;
    border-radius: 999px;
    background: #f1f5ff;
    color: #475569;
    font-size: 0.9rem;
}

.user-pill strong {
    color: #10233f;
}

/* Footer */
.footer {
    background-color: #f8fafc;
    color: #64748b;
}

/* Responsive */
@media (max-width: 576px) {
    .site-nav {
        width: 100%;
        flex-direction: column;
    }

    .site-nav .btn,
    .user-pill {
        width: 100%;
        text-align: center;
    }

    form .btn {
        width: 100%;
    }
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    background: #f1f5ff;
    border: 1px solid #dbeafe;
    font-size: 0.85rem;
}

.user-label {
    color: #64748b;
}

.user-name {
    font-weight: 700;
    color: #2563eb;
}