:root {
    --brand-primary: #1f4db8;
    --brand-primary-strong: #153a8e;
    --brand-accent: #0f8e7d;
    --brand-heading: #24304d;
    --brand-surface: #f6f9ff;

    /* Bridge with legacy variables used across the theme */
    --bg1: var(--brand-primary);
    --h1: var(--brand-heading);
}

a:hover {
    color: var(--brand-primary-strong);
}

.BtPrincipal {
    background-color: var(--brand-primary);
}

.BtSecondaire {
    color: var(--brand-primary);
    border-color: var(--brand-primary);
}