/* ============================================================
   MERC-32 — Navigation retour + breadcrumb
   Touch target min 44px (contexte restauration mobile)
   ============================================================ */

.page-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 1rem;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--mercuriale-navy, #1b2a4a);
    background: transparent;
    border: 1px solid var(--mercuriale-navy, #1b2a4a);
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}

.btn-back:hover,
.btn-back:focus-visible {
    background: var(--mercuriale-navy, #1b2a4a);
    color: #fff;
    outline: none;
}

.btn-back:focus-visible {
    outline: 2px solid var(--mercuriale-navy, #1b2a4a);
    outline-offset: 2px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-text-muted, #6b7280);
}

.breadcrumb a {
    color: var(--mercuriale-navy, #1b2a4a);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb-sep {
    color: var(--color-text-muted, #6b7280);
}

.breadcrumb-current {
    color: var(--color-text-muted, #6b7280);
    font-weight: 500;
}

/* Mobile — pleine largeur */
@media (max-width: 480px) {
    .page-nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .btn-back {
        width: 100%;
        justify-content: center;
    }
}