/* ==========================================================================
   ATELIBOX — LAYOUT (charte §3.2, §4.5, §8, §9)
   Shell applicatif (sidebar / tiroir / bottom nav / topbar), en-tête et pied de page publics.
   À charger APRÈS theme.css, base.css et components.css.
   Classes préfixées ab-*, aucun sélecteur sur les classes Bootstrap.
   ========================================================================== */

:root {
  --ab-sidebar-w: 260px;
  --ab-sidebar-w-collapsed: 72px;
  --ab-topbar-h: 64px;
  --ab-bottomnav-h: 64px;
  /* Sidebar : anthracite dans les deux thèmes (charte §4.5). Textes mesurés sur #1E1B18. */
  --ab-side-bg: #1E1B18;
  --ab-side-border: #36302A;
  --ab-side-fg: #D6CEBF;        /* 10.9:1 */
  --ab-side-muted: #ADA291;     /* 7.4:1 */
  --ab-side-hover: #2E2822;
  --ab-side-active-bg: #B9491A; /* blanc dessus : 5.21:1 (AA), brand-600 de la charte */
  --ab-side-active-fg: #FFFFFF;
  --ab-nav-active-fg: #B9491A;  /* onglet actif de la bottom nav sur fond clair : 5.2:1 */
}

[data-theme='dark'] {
  --ab-nav-active-fg: #DF8053;  /* sur #1E1B18 : 5.6:1 */
}

/* --------------------------------------------------------------------------
   1. Lien d'évitement, logos, éléments communs
   -------------------------------------------------------------------------- */
.ab-skip {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 1000;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  background: var(--color-neutral-900);
  color: #FFFFFF;
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transform: translateY(-200%);
}
.ab-skip:focus,
.ab-skip:focus-visible {
  transform: none;
  outline: 2px solid #FFFFFF;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--color-brand-600);
}

#contenu:focus { outline: none; }

/* Deux logos (clair / foncé) : on n'affiche que celui qui contraste avec la surface. */
.ab-logo { display: block; height: 36px; width: auto; }
.ab-logo--on-dark { display: none; }
[data-theme='dark'] .ab-logo--on-surface { display: none; }
[data-theme='dark'] .ab-logo--on-dark { display: block; }

.ab-noscroll-x { overflow-x: clip; }

/* --------------------------------------------------------------------------
   2. Menu déroulant (avatar, menu public mobile) — comportement : ui.js [data-ab-popover]
   -------------------------------------------------------------------------- */
.ab-popover-anchor { position: relative; }

.ab-menu {
  display: none;
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  z-index: 60;
  min-width: 240px;
  max-width: calc(100vw - 2 * var(--space-4));
  padding: var(--space-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-surface-elevated);
  box-shadow: var(--shadow-lg);
}
.ab-menu.is-open { display: block; }

.ab-menu__who {
  padding: var(--space-2) var(--space-3) var(--space-3);
  margin-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-subtle);
  line-height: 1.3;
}
.ab-menu__name {
  display: block;
  color: var(--text-heading);
  font-weight: var(--font-weight-semibold);
  overflow-wrap: anywhere;
}
.ab-menu__role {
  display: block;
  color: var(--text-muted);
  font-size: var(--font-size-body-sm);
}
.ab-menu__sep {
  height: 1px;
  margin: var(--space-2) 0;
  background: var(--border-subtle);
  border: 0;
}
.ab-menu__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: 40px;
  padding: 0 var(--space-3);
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-body);
  font: inherit;
  font-size: var(--font-size-body);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}
.ab-menu__item:hover { background: var(--ab-ghost-hover-bg, var(--border-subtle)); color: var(--text-heading); }
.ab-menu__item[aria-current='page'] { color: var(--ab-nav-active-fg); font-weight: var(--font-weight-semibold); }
@media (pointer: coarse) {
  .ab-menu__item { min-height: 44px; }
}

.ab-avatar {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-brand-600);
  color: #FFFFFF; /* 5.2:1 sur #B9491A */
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.02em;
  line-height: 1;
}
[data-theme='dark'] .ab-avatar { background: #B9491A; }

/* --------------------------------------------------------------------------
   3. Shell applicatif
   -------------------------------------------------------------------------- */
.ab-shell { min-height: 100vh; min-height: 100dvh; }
.ab-shell__main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100vh;
  min-height: 100dvh;
}
.ab-shell__content {
  flex: 1;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--space-6) 24px var(--space-12);
}
.ab-page-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.ab-page-head__title { margin: 0; font-size: var(--font-size-h2); overflow-wrap: anywhere; }
.ab-page-head__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.ab-flash { display: grid; gap: var(--space-3); margin-bottom: var(--space-6); }
.ab-flash:empty { display: none; }
.ab-alert__close {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 32px;
  height: 32px;
  margin: -4px -8px -4px 0;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.ab-alert__close:hover { background: rgba(0, 0, 0, 0.08); }
[data-theme='dark'] .ab-alert__close:hover { background: rgba(255, 255, 255, 0.12); }
@media (pointer: coarse) {
  .ab-alert__close { width: 44px; height: 44px; margin: -12px -16px -12px 0; }
}

/* ---- Sidebar (≥ 1280px) ---- */
.ab-sidebar { display: none; }

.ab-sidebar,
.ab-navdrawer {
  background: var(--ab-side-bg);
  color: var(--ab-side-fg);
}

.ab-sidebar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: var(--ab-topbar-h);
  padding: 0 var(--space-4) 0 var(--space-6);
}
.ab-sidebar__brand {
  display: block;
  overflow: hidden;
  border-radius: var(--radius-sm);
}
.ab-sidebar__brand .ab-logo { height: 32px; }

.ab-nav { padding: var(--space-2) var(--space-3); }
.ab-nav__group + .ab-nav__group { margin-top: var(--space-4); }
.ab-nav__title {
  margin: 0 0 var(--space-1);
  padding: 0 var(--space-3);
  color: var(--ab-side-muted);
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ab-nav__list { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.ab-nav__link,
.ab-nav__button {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: 40px;
  padding: 0 var(--space-3);
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ab-side-fg);
  font: inherit;
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
}
.ab-nav__link:hover,
.ab-nav__button:hover { background: var(--ab-side-hover); color: #FFFFFF; }
.ab-nav__link[aria-current='page'] {
  background: var(--ab-side-active-bg);
  color: var(--ab-side-active-fg);
  font-weight: var(--font-weight-semibold);
}
.ab-nav__link[aria-current='page']:hover { background: var(--ab-side-active-bg); }
.ab-nav__text { min-width: 0; overflow-wrap: anywhere; }

.ab-sidebar :focus-visible,
.ab-navdrawer :focus-visible {
  outline: 2px solid #FFFFFF;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px #B9491A;
}

.ab-sidebar__nav-account {
  margin-top: var(--space-2);
  border-top: 1px solid var(--ab-side-border);
  padding-top: var(--space-4);
}
.ab-sidebar__foot {
  position: sticky;
  bottom: 0;
  margin-top: auto;
  padding: var(--space-3);
  border-top: 1px solid var(--ab-side-border);
  background: var(--ab-side-bg);
}
.ab-collapse-icon { transition: transform var(--duration-fast) var(--ease-out); }

@media (min-width: 1280px) {
  .ab-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 40;
    display: flex;
    flex-direction: column;
    width: var(--ab-sidebar-w);
    overflow-y: auto;
    overflow-x: hidden;
    border-right: 1px solid var(--ab-side-border);
  }
  .ab-shell__main { margin-left: var(--ab-sidebar-w); }

  /* Replié : icônes seules */
  html[data-ab-sidebar='collapsed'] .ab-sidebar { width: var(--ab-sidebar-w-collapsed); }
  html[data-ab-sidebar='collapsed'] .ab-shell__main { margin-left: var(--ab-sidebar-w-collapsed); }
  html[data-ab-sidebar='collapsed'] .ab-sidebar__head { justify-content: center; padding: 0; }
  html[data-ab-sidebar='collapsed'] .ab-sidebar__brand { width: 36px; }
  html[data-ab-sidebar='collapsed'] .ab-sidebar .ab-nav__title {
    height: 1px;
    margin: var(--space-2) var(--space-2);
    padding: 0;
    overflow: hidden;
    background: var(--ab-side-border);
    font-size: 0;
  }
  html[data-ab-sidebar='collapsed'] .ab-sidebar .ab-nav__link,
  html[data-ab-sidebar='collapsed'] .ab-sidebar .ab-nav__button {
    justify-content: center;
    padding: 0;
  }
  html[data-ab-sidebar='collapsed'] .ab-sidebar .ab-nav__text {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }
  html[data-ab-sidebar='collapsed'] .ab-collapse-icon { transform: rotate(180deg); }
}

/* ---- Tiroir de navigation (< 1280px) : <dialog class="ab-drawer ab-drawer--left"> ---- */
.ab-drawer--left {
  inset: 0 auto 0 0;
  width: min(320px, 100%);
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  box-shadow: var(--shadow-lg);
}
.ab-drawer--left[open] { animation: ab-drawer-left-in var(--duration-deliberate) var(--ease-spring) both; }
.ab-drawer--left.is-closing { animation: ab-drawer-left-out var(--duration-normal) var(--ease-exit) both; }
@keyframes ab-drawer-left-in { from { transform: translateX(-100%); } to { transform: none; } }
@keyframes ab-drawer-left-out { from { transform: none; } to { transform: translateX(-100%); } }

.ab-navdrawer__head {
  display: flex;
  flex: none;
  align-items: center;
  justify-content: space-between;
  min-height: var(--ab-topbar-h);
  padding: 0 var(--space-3) 0 var(--space-6);
  border-bottom: 1px solid var(--ab-side-border);
}
.ab-navdrawer__head .ab-logo { height: 32px; }
.ab-navdrawer__close { color: var(--ab-side-fg); }
.ab-navdrawer__close:hover { background: var(--ab-side-hover); color: #FFFFFF; }
.ab-navdrawer__body { flex: 1; overflow-y: auto; padding-bottom: var(--space-6); overscroll-behavior: contain; }
.ab-navdrawer .ab-nav__link,
.ab-navdrawer .ab-nav__button { min-height: 44px; }

@media (min-width: 1280px) {
  .ab-navdrawer { display: none !important; }
}

/* ---- Pied de page de l'espace connecté (liens d'aide et mentions) ---- */
.ab-shell-footer {
  padding: var(--space-6) 24px var(--space-6);
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: var(--font-size-body-sm);
}
.ab-shell-footer p { margin: var(--space-2) 0 0; }
.ab-shell-footer__list { display: flex; flex-wrap: wrap; gap: 0 var(--space-4); margin: 0; padding: 0; list-style: none; }
.ab-shell-footer a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  color: var(--text-muted);
  text-decoration: none;
}
.ab-shell-footer a:hover { color: var(--text-heading); text-decoration: underline; }
@media (max-width: 767px) {
  .ab-shell-footer { padding: var(--space-4) var(--space-4) calc(var(--ab-bottomnav-h) + env(safe-area-inset-bottom, 0px) + var(--space-4)); }
  .ab-shell-footer a { min-height: 44px; }
}

/* ---- Topbar ---- */
.ab-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--ab-topbar-h);
  padding: 0 24px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}
.ab-topbar__menu { display: inline-flex; }
@media (min-width: 1280px) {
  .ab-topbar__menu { display: none; }
}
.ab-topbar__crumbs { flex: 1; min-width: 0; }
.ab-topbar__crumbs .ab-breadcrumbs { flex-wrap: nowrap; }
.ab-topbar__crumbs .ab-breadcrumbs li { min-width: 0; }
.ab-topbar__crumbs .ab-breadcrumbs li:last-child {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ab-topbar__crumbs .ab-breadcrumbs li:not(:last-child) { flex: none; }
.ab-offline { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); font-size: 0.875rem; font-weight: 600; background: var(--bg-surface-elevated); color: var(--text-main); border: 1px solid var(--border-strong); white-space: nowrap; }
.ab-offline[data-state="offline"] { border-style: dashed; }
.ab-offline[hidden] { display: none; }
.ab-topbar__actions { display: flex; align-items: center; gap: var(--space-2); margin-left: auto; }
.ab-topbar__user { display: inline-grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 0; border-radius: var(--radius-full); background: transparent; cursor: pointer; }
.ab-topbar__user:hover { background: var(--ab-ghost-hover-bg, var(--border-subtle)); }

/* ---- Bottom navigation (< 768px) ---- */
.ab-bottomnav { display: none; }

@media (max-width: 767px) {
  .ab-topbar { padding: 0 var(--space-4); gap: var(--space-2); }
  .ab-topbar__menu { display: none; }
  .ab-topbar__crumbs .ab-breadcrumbs li:not(:last-child) { display: none; }
  .ab-topbar__crumbs .ab-breadcrumbs li + li::before { content: none; }
  .ab-topbar__cta-label {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }
  .ab-topbar__cta { width: 44px; min-width: 44px; padding: 0; }
  .ab-shell__content { padding: var(--space-4) var(--space-4) var(--space-6); }
  .ab-page-head__title { font-size: var(--font-size-h3); }

  .ab-bottomnav {
    position: fixed;
    inset: auto 0 0 0;
    z-index: 45;
    display: block;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-surface);
    box-shadow: 0 -4px 12px rgba(46, 40, 34, 0.06);
  }
  .ab-bottomnav__list {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    margin: 0;
    padding: 0;
    list-style: none;
  }
  .ab-bottomnav__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    width: 100%;
    min-width: 44px;
    min-height: var(--ab-bottomnav-h);
    padding: 6px 4px;
    border: 0;
    background: transparent;
    color: var(--text-muted);
    font: inherit;
    font-size: var(--font-size-caption);
    font-weight: var(--font-weight-medium);
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
  }
  .ab-bottomnav__item span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .ab-bottomnav__item[aria-current='page'] { color: var(--ab-nav-active-fg); font-weight: var(--font-weight-semibold); }
  .ab-bottomnav__item[aria-current='page']::before {
    content: '';
    position: absolute;
    top: 0;
    width: 32px;
    height: 3px;
    border-radius: 0 0 3px 3px;
    background: var(--ab-nav-active-fg);
  }
  .ab-bottomnav__list > li { position: relative; display: flex; justify-content: center; }
}

/* --------------------------------------------------------------------------
   4. Pages publiques : en-tête et pied de page
   -------------------------------------------------------------------------- */
.ab-pubheader {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}
.ab-pubheader__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: 1440px;
  min-height: var(--ab-topbar-h);
  margin: 0 auto;
  padding: 0 24px;
}
.ab-pubheader__brand { display: block; border-radius: var(--radius-sm); }
.ab-pubheader__toggle { margin-left: auto; }

.ab-pubnav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: var(--space-3) var(--space-4) var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  box-shadow: var(--shadow-lg);
}
.ab-pubnav.is-open { display: block; }
.ab-pubnav__list { margin: 0; padding: 0; list-style: none; display: grid; gap: var(--space-1); }
.ab-pubnav__link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--text-body);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
}
.ab-pubnav__link:hover { background: var(--ab-ghost-hover-bg, var(--border-subtle)); color: var(--text-heading); }
.ab-pubnav__link[aria-current='page'] { color: var(--ab-nav-active-fg); font-weight: var(--font-weight-semibold); }
.ab-pubnav__cta { margin-top: var(--space-2); }

@media (min-width: 768px) {
  .ab-pubheader__toggle { display: none; }
  .ab-pubnav,
  .ab-pubnav.is-open {
    position: static;
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: flex-end;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
  .ab-pubnav__list { display: flex; align-items: center; gap: var(--space-1); }
  .ab-pubnav__link { min-height: 40px; }
  .ab-pubnav__cta { margin: 0 0 0 var(--space-3); }
  .ab-pubnav__user { margin-left: var(--space-2); }
}
.ab-pubnav__user { display: none; }
@media (min-width: 768px) {
  .ab-pubnav__user { display: block; }
  .ab-pubnav__mobile-only { display: none; }
}

.ab-footer {
  margin-top: var(--space-16);
  border-top: 1px solid var(--ab-side-border);
  background: var(--ab-side-bg);
  color: var(--ab-side-fg);
}
.ab-footer__inner {
  display: grid;
  gap: var(--space-6);
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--space-12) 24px var(--space-8);
}
.ab-footer .ab-logo { height: 36px; }
.ab-footer__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}
.ab-footer__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--ab-side-fg);
  text-decoration: none;
}
.ab-footer__link:hover { color: #FFFFFF; text-decoration: underline; }
.ab-footer__copy {
  margin: 0;
  padding-top: var(--space-6);
  border-top: 1px solid var(--ab-side-border);
  color: var(--ab-side-muted);
  font-size: var(--font-size-body-sm);
}
.ab-footer :focus-visible {
  outline: 2px solid #FFFFFF;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px #B9491A;
}

/* Page publique minimale (minimal_layout) */
.ab-minibar {
  display: flex;
  align-items: center;
  min-height: var(--ab-topbar-h);
  padding: 0 24px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}
.ab-minimal-flash { max-width: 960px; margin: var(--space-4) auto 0; padding: 0 var(--space-4); display: grid; gap: var(--space-3); }

@media (max-width: 767px) {
  .ab-pubheader__inner,
  .ab-footer__inner,
  .ab-minibar { padding-left: var(--space-4); padding-right: var(--space-4); }
}

/* --------------------------------------------------------------------------
   5. Mouvement réduit et impression
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .ab-drawer--left[open],
  .ab-drawer--left.is-closing { animation-duration: 1ms; }
  .ab-collapse-icon { transition: none; }
}

@media print {
  .ab-sidebar,
  .ab-topbar,
  .ab-bottomnav,
  .ab-navdrawer,
  .ab-skip,
  .ab-pubheader,
  .ab-footer { display: none !important; }
  .ab-shell__main { margin-left: 0 !important; }
  .ab-shell__content { max-width: none; padding: 0; }
}

/* ---- Déconnexion : formulaire POST (CSRF) rendu comme un lien de menu ---- */
.ab-logout-form { margin: 0; display: block; }
button.ab-pubnav__link {
  width: 100%;
  border: 0;
  background: transparent;
  font: inherit;
  font-weight: var(--font-weight-medium);
  text-align: left;
  cursor: pointer;

/* Pastille d'alerte (habilitations) : texte blanc sur rouge d'alerte, jamais la couleur seule (compteur chiffré). */
.ab-nav__count {
  margin-left: auto;
  min-width: 20px;
  padding: 0 6px;
  border-radius: 10px;
  background: var(--color-danger-base);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  line-height: 20px;
  text-align: center;
}