/**
 * MCPRO — Système responsive mobile-first
 * Breakpoints : mobile ≤480px | tablette 481–900px | desktop ≥901px (UI mobile JS/CSS ≤900px)
 */

:root {
  --bp-mobile-max: 480px;
  --bp-tablet-max: 900px;
  --bp-desktop-min: 901px;
  --touch-min: 44px;
  --page-gutter: clamp(0.75rem, 3vw, 1.5rem);
  --container-max: 1200px;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

@media (max-width: 900px) {
  html {
    overscroll-behavior-y: none;
  }
  body:not(.mcpro-public-site) {
    overscroll-behavior: none;
    overscroll-behavior-y: none;
  }
}

body {
  overflow-x: hidden;
  min-width: 0;
  max-width: 100vw;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

img,
video,
iframe,
svg {
  max-width: 100%;
  height: auto;
}

.container {
  width: min(100% - var(--page-gutter), var(--container-max));
  margin-inline: auto;
}

/* ─── Touch targets ─── */
.btn,
button,
.nav-menu a,
.admin-nav-tab,
.cat-hamburger-btn,
.nav-mobile-toggle,
.mobile-nav-item,
.navbar-icon-link,
.navbar-cart,
.navbar-user-trigger,
.lang-switcher-btn {
  min-height: var(--touch-min);
}

/* ─── Tables scrollables ─── */
.admin-table-wrap,
.table-scroll-wrap,
.data-table-wrap,
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

.admin-table,
.data-table-pro,
table.data-table {
  min-width: min(100%, 520px);
}

/* ─── Menu mobile drawer ─── */
.nav-mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--cp-border, #cbd5e1);
  border-radius: 10px;
  background: var(--cp-surface, #fff);
  color: var(--cp-primary, #1e293b);
  cursor: pointer;
  flex-shrink: 0;
}

.nav-mobile-toggle-bars {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
}

.nav-mobile-toggle-bars span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-mobile-toggle[aria-expanded="true"] .nav-mobile-toggle-bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-mobile-toggle[aria-expanded="true"] .nav-mobile-toggle-bars span:nth-child(2) {
  opacity: 0;
}

.nav-mobile-toggle[aria-expanded="true"] .nav-mobile-toggle-bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-mobile-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1250;
  background: rgba(15, 23, 42, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s, visibility 0.25s;
}

.nav-mobile-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.nav-mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 92vw);
  z-index: 1260;
  display: flex;
  flex-direction: column;
  background: var(--cp-surface, #fff);
  box-shadow: -8px 0 32px rgba(15, 23, 42, 0.18);
  transform: translateX(105%);
  transition: transform 0.28s ease;
}

.nav-mobile-drawer.is-open {
  transform: translateX(0);
}

body.nav-mobile-open:not(.mcpro-public-site) {
  overflow: hidden;
}

.nav-mobile-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--cp-primary, #1e293b);
  color: #fff;
}

.nav-mobile-drawer-head strong {
  font-size: 1rem;
}

.nav-mobile-drawer-close {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.nav-mobile-drawer-body {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem 0;
}

.nav-mobile-menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-mobile-menu a {
  display: flex;
  align-items: center;
  min-height: var(--touch-min);
  padding: 0.65rem 1.15rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--cp-text, #1e293b);
  text-decoration: none;
  border-bottom: 1px solid var(--cp-border, #e2e8f0);
}

.nav-mobile-menu a:hover,
.nav-mobile-menu a.active {
  background: var(--cp-accent-light, rgba(244, 162, 97, 0.25));
  color: var(--cp-accent, #E85D04);
}

.nav-mobile-drawer-foot {
  padding: 0.85rem 1rem calc(0.85rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--cp-border, #e2e8f0);
}

.nav-mobile-drawer-foot .btn {
  width: 100%;
  justify-content: center;
}

/* ─── Checkout responsive ─── */
.checkout-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 2rem;
  align-items: start;
}

.checkout-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.82rem;
  color: var(--cp-muted, #64748b);
}

.checkout-steps span.active {
  color: var(--cp-accent, #E85D04);
  font-weight: 700;
}

/* ─── Mobile / tablette ≤900px : masquer nav horizontale, afficher hamburger ─── */
@media (max-width: 900px) {
  .site-header {
    position: sticky;
    top: 0;
    z-index: 900;
    box-shadow: 0 2px 12px rgba(15, 23, 42, 0.08);
  }

  .nav-mobile-toggle {
    display: inline-flex;
  }

  .navbar-center .nav-menu {
    display: none !important;
  }

  .main-navbar-inner {
    display: flex !important;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.5rem;
    grid-template-columns: unset !important;
    grid-template-areas: unset !important;
    padding: 0.45rem 0 !important;
  }

  .site-header--public .main-navbar-inner {
    flex-wrap: nowrap !important;
    gap: 0.25rem !important;
  }

  .navbar-logo {
    order: 1;
    flex: 1 1 auto;
    min-width: 0;
  }

  .navbar-actions {
    order: 2;
    flex: 0 0 auto;
    margin-left: auto;
    gap: 0.2rem;
  }

  /* Dashboard / espace connecté sans site public */
  body:not(.mcpro-public-site):not(:has(.site-header--public)) .navbar-center {
    order: 3;
    width: 100%;
    min-height: var(--touch-min);
    flex: 1 1 100%;
    min-width: 0;
    border-radius: 10px;
  }

  body:not(.mcpro-public-site):not(:has(.site-header--public)) .cat-hamburger-btn {
    width: 100%;
    justify-content: center;
    border-radius: 10px 10px 0 0;
    min-height: 46px;
    font-size: 0.8rem;
  }

  body:not(.mcpro-public-site):not(:has(.site-header--public)) .cat-hamburger-label {
    display: inline !important;
  }

  .navbar-search-row {
    padding: 0.35rem 0 0.5rem;
  }

  .navbar-search-row .container {
    width: 100%;
    max-width: 100%;
    padding-inline: var(--page-gutter);
  }

  .navbar-search-row .search-bar {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .navbar-search-row .search-bar input {
    min-width: 0;
    flex: 1 1 auto;
    font-size: 16px;
  }

  .navbar-search-row .search-bar button {
    min-height: var(--touch-min);
    font-size: 0.8rem;
    flex-shrink: 0;
    padding-inline: 0.65rem;
    white-space: nowrap;
  }

  .navbar-actions-account .btn-navbar-account {
    font-size: 0.72rem;
    padding: 0.4rem 0.55rem;
    max-width: 42vw;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .site-header,
  .main-navbar,
  .main-navbar-inner {
    max-width: 100vw;
    overflow-x: hidden;
  }

  .section {
    padding: 2rem 0;
  }

  .section-title {
    font-size: 1.2rem;
    line-height: 1.25;
  }

  .cat-tiles-grid a.card {
    min-height: 120px;
  }

  .trust-bar .grid-4 {
    text-align: center;
  }

  .page-content {
    padding-bottom: calc(1rem + env(safe-area-inset-bottom));
  }

  .checkout-layout {
    grid-template-columns: 1fr !important;
    gap: 1.25rem;
  }

  .checkout-steps {
    font-size: 0.75rem;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.25rem;
  }

  .cart-summary {
    position: sticky;
    bottom: calc(0.5rem + env(safe-area-inset-bottom));
    z-index: 20;
    background: var(--cp-surface, #fff);
    box-shadow: 0 -4px 24px rgba(15, 23, 42, 0.12);
    border-radius: 12px;
    padding: 1rem;
  }

  .navbar-actions {
    gap: 0.15rem;
    flex-wrap: nowrap;
  }

  .navbar-actions-tools .lang-label {
    display: none;
  }

  .nav-icon-label {
    display: none !important;
  }

  .navbar-icon-link,
  .navbar-cart {
    padding: 0.35rem;
    min-width: var(--touch-min);
    justify-content: center;
  }

  .navbar-search-row .search-bar {
    flex-direction: row;
  }

  .navbar-search-row .search-bar input {
    min-width: 0;
    flex: 1;
  }

  .navbar-search-row .search-bar button {
    flex-shrink: 0;
    padding-inline: 0.85rem;
  }

  .hero-pro {
    padding: 2rem 0 2.25rem;
    min-height: auto;
  }

  .hero-pro h1 {
    font-size: clamp(1.35rem, 5.5vw, 2rem);
    line-height: 1.15;
  }

  .hero-pro .lead {
    font-size: 0.95rem;
    max-width: none;
  }

  .hero-actions {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }

  .promo-grid {
    grid-template-columns: 1fr;
  }

  .product-layout,
  .checkout-layout,
  .dashboard-two-col,
  .shop-layout,
  .account-layout,
  .catalog-page-layout,
  .auth-shell,
  .auth-shell-wide,
  .auth-gate-layout {
    grid-template-columns: 1fr !important;
  }

  .shop-sidebar,
  .cat-sidebar {
    position: static;
    max-height: none;
  }

  .cat-sidebar {
    display: none;
  }

  .product-gallery-main,
  .product-gallery {
    min-height: 220px;
  }

  .cart-item-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .footer-categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .catalog-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .catalog-filters label,
  .catalog-filters select,
  .catalog-filters input[type="number"] {
    width: 100%;
    min-width: 0;
  }

  .catalog-result-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .admin-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-panel-head {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .admin-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-filters input,
  .admin-filters select {
    width: 100%;
  }

  /* Sidebar compte → onglets horizontaux */
  body.dashboard-pro .account-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 0.25rem;
    padding: 0.5rem;
    position: static;
    top: auto;
  }

  body.dashboard-pro .account-nav::-webkit-scrollbar {
    display: none;
  }

  body.dashboard-pro .account-nav-title {
    display: none;
  }

  body.dashboard-pro .account-nav a {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 0.55rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--dash-border, #e2e8f0);
    border-left: 1px solid var(--dash-border, #e2e8f0) !important;
    font-size: 0.82rem;
  }

  body.dashboard-pro .account-nav a.active {
    background: color-mix(in srgb, var(--role-accent, #2563eb) 12%, transparent);
    border-color: var(--role-accent, #2563eb);
  }

  body.dashboard-pro .account-nav-logout {
    border-top: none;
    margin-top: 0;
  }

  .dash-layout-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .dash-layout-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .mcpro-ai-panel {
    width: min(360px, calc(100vw - 1.5rem));
    right: 0;
  }

  .auth-portal-shell {
    padding: 1rem;
  }

  .auth-portal-card {
    padding: 1.25rem;
  }

  .sitemap-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-stats {
    grid-template-columns: 1fr;
  }

  .trust-item {
    text-align: center;
  }
}

/* ─── Petit mobile ≤480px ─── */
@media (max-width: 480px) {
  :root {
    --page-gutter: 0.85rem;
  }

  .btn-sm {
    min-height: 40px;
  }

  .navbar-logo img {
    height: 56px !important;
    max-width: 150px !important;
  }

  .main-navbar-inner {
    gap: 0.35rem;
  }

  .navbar-actions-shop .navbar-icon-link:nth-child(n+3) {
    display: none;
  }

  .hero-stats,
  .grid-4,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-categories-grid {
    grid-template-columns: 1fr;
  }

  .cat-tiles-grid {
    grid-template-columns: 1fr !important;
  }

  .admin-kpi-grid {
    grid-template-columns: 1fr;
  }

  .admin-console-actions {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.25rem;
  }

  .chat-compose {
    flex-wrap: wrap;
  }

  .chat-compose input {
    min-width: 0;
    flex: 1 1 100%;
  }
}

/* ─── Tablette 481–900px ─── */
@media (min-width: 481px) and (max-width: 900px) {
  .cat-tiles-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ─── Desktop ≥901px (aligné MCPRO_MOBILE_MQ) ─── */
@media (min-width: 901px) {
  .nav-mobile-toggle,
  .nav-mobile-drawer,
  .nav-mobile-backdrop {
    display: none !important;
  }

  .mobile-bottom-nav {
    display: none !important;
  }

  body {
    padding-bottom: 0 !important;
  }

  .account-nav {
    position: sticky;
    top: 1rem;
  }

  .hero-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

/* ─── Grand desktop ─── */
@media (min-width: 1200px) {
  .container {
    --container-max: 1240px;
  }

  .catalog-page-layout {
    grid-template-columns: 260px minmax(0, 1fr);
  }
}

/* ─── Images lazy ─── */
img[loading="lazy"] {
  content-visibility: auto;
}

img.is-lazy-loading {
  background: linear-gradient(110deg, #e2e8f0 8%, #f1f5f9 18%, #e2e8f0 33%);
  background-size: 200% 100%;
  animation: mcproShimmer 1.2s linear infinite;
}

@keyframes mcproShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ─── Utilitaires overflow ─── */
.u-overflow-x-auto {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.u-min-w-0 {
  min-width: 0;
}

.u-stack-sm {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* ─── Comportement mobile (panneaux / z-index) — sans redesign header ─── */
@media (max-width: 900px) {
  .site-header--public .header-mobile-suppressed,
  .site-header--public .nav-mobile-cat-btn,
  .site-header--public .navbar-actions-shop,
  .site-header--public .navbar-actions-account {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  .site-header--public .navbar-center.header-desktop-only,
  .site-header--public .cat-hamburger-btn {
    display: none !important;
    pointer-events: none !important;
  }

  /* Panneau langue : i18n.css */

  body.cat-drawer-open .nav-mobile-drawer,
  body.cat-drawer-open .nav-mobile-backdrop {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  body:not(.cat-drawer-open) .cat-drawer,
  body:not(.cat-drawer-open) .cat-drawer-backdrop {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }

  body.mcpro-public-site.nav-mobile-open,
  body.mcpro-public-site.cat-drawer-open {
    overflow: hidden !important;
  }

  body.nav-mobile-open .mobile-bottom-nav,
  body.cat-drawer-open .mobile-bottom-nav {
    z-index: 1100 !important;
    pointer-events: none !important;
  }

  body.cat-drawer-open .cat-drawer {
    z-index: 1280 !important;
  }

  body.cat-drawer-open .cat-drawer-backdrop {
    z-index: 1270 !important;
  }

  body.nav-mobile-open .nav-mobile-backdrop.is-open {
    z-index: 1250 !important;
  }

  body.nav-mobile-open .nav-mobile-drawer.is-open {
    z-index: 1260 !important;
  }

  .nav-mobile-drawer-close {
    position: relative;
    z-index: 2;
    cursor: pointer;
    touch-action: manipulation;
  }

  body.mcpro-public-site {
    padding-bottom: calc(3.6rem + env(safe-area-inset-bottom));
  }

  .mobile-bottom-nav {
    display: flex !important;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1200;
    align-items: stretch;
    background: var(--cp-brown, #4a2c2a);
    padding: 0.2rem 0.15rem calc(0.25rem + env(safe-area-inset-bottom));
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  }

  .mobile-bottom-nav .mobile-nav-item {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.12rem;
    padding: 0.35rem 0.1rem;
    font-size: 0.5rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    border: none;
    background: transparent;
    font-family: inherit;
    cursor: pointer;
    position: relative;
  }

  .mobile-bottom-nav .mobile-nav-item.is-active {
    color: #fff;
    background: rgba(232, 93, 4, 0.35);
    border-radius: 8px;
  }
}

@media (min-width: 901px) {
  .nav-mobile-cat-btn {
    display: none !important;
  }

  .site-header--public .navbar-center.header-desktop-only {
    display: flex !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }

  .site-header--public .cat-hamburger-btn {
    display: inline-flex !important;
  }

  body:not(.cat-drawer-open) .cat-drawer,
  body:not(.cat-drawer-open) .cat-drawer-backdrop {
    transform: translateX(-100%);
    visibility: hidden;
    pointer-events: none;
  }
}