/* ═══════════════════════════════════════════════════
   NANCY 3D — Responsive (mobile-first)
   ═══════════════════════════════════════════════════ */

/* ── Tablette ≤ 1024px */
@media (max-width: 1024px) {
    .footer-grid  { grid-template-columns: 1fr 1fr; gap: 32px; }
    .form-row-3   { grid-template-columns: 1fr 1fr; }
}

/* ── Mobile ≤ 768px */
@media (max-width: 768px) {

    /* Header */
    .main-nav, .header-actions { display: none; }
    /* Burger toujours à droite ; les icônes rapides se placent juste avant lui */
    .nav-quick-icons { display: flex; }
    .burger-btn { display: flex; margin-left: auto; }

    /* Menu mobile ouvert */
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        right: 0;
        width: min(320px, 85vw);
        height: 100vh;
        background: var(--primary);
        padding: 80px 24px 24px;
        z-index: 101;
        overflow-y: auto;
        box-shadow: -4px 0 24px rgba(0,0,0,0.3);
    }
    .main-nav.open ul {
        flex-direction: column;
        gap: 4px;
    }
    .main-nav.open ul li a {
        font-size: 1rem;
        padding: 12px 16px;
    }
    /* .header-actions reste masqué sur mobile même quand le menu est ouvert :
       les boutons connexion/compte sont déjà dans .mobile-account-block dans le panneau burger */
    .nav-overlay.open { display: block; }

    /* Burger animé */
    .burger-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .burger-btn.open span:nth-child(2) { opacity: 0; }
    .burger-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* Layout */
    .footer-grid       { grid-template-columns: 1fr; gap: 24px; }
    .form-row-2,
    .form-row-3        { grid-template-columns: 1fr; }
    .page-hero h1      { font-size: 1.75rem; }
    .page-hero         { padding: 40px 0; }
    .page-section      { padding: 40px 0; }

    /* Tables responsive */
    .table-wrapper { border-radius: var(--radius); overflow: hidden; }
    .table thead   { display: none; }
    .table tbody tr {
        display: block;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        margin-bottom: 12px;
        padding: 8px;
    }
    .table td {
        display: flex;
        justify-content: space-between;
        padding: 8px 12px;
        font-size: 0.85rem;
        border-bottom: 1px solid var(--border);
    }
    .table td:last-child { border-bottom: none; }
    .table td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-muted);
        font-size: 0.8rem;
        flex-shrink: 0;
        margin-right: 8px;
    }

    /* Progress tracking */
    .progress-track { flex-direction: column; gap: 8px; align-items: flex-start; }
    .progress-step  { flex-direction: row; gap: 12px; align-items: center; flex: none; width: 100%; }
    .progress-step::before { display: none; }
    .step-label { margin-top: 0; }

    /* Barre prix devis */
    .price-summary-row { font-size: 0.85rem; }

    /* Upload zone */
    .upload-zone { padding: 32px 16px; }
}

/* ── Petit mobile ≤ 480px */
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .btn-lg    { padding: 12px 20px; font-size: 0.9rem; }
    .card-body { padding: 16px; }
    .card-header { padding: 14px 16px; }
    .logo-text { font-size: 1.3rem; }
}