/**
 * JTrucks Monitor — Layout
 * App shell, sidebar, topbar, footer, responsive
 */

.app-shell {
  display: flex;
  min-height: 100vh;
  background: var(--background);
}

/* ═══════════════════════════════════════
   SIDEBAR
═══════════════════════════════════════ */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1040;
  display: flex;
  flex-direction: column;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  transition: width var(--duration) var(--ease), transform var(--duration) var(--ease);
  overflow: hidden;
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed);
}

.sidebar__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  height: var(--topbar-height);
  padding: 0 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar__logo {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  /* background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); */
  color: #fff;
  font-size: 18px;
  flex-shrink: 0;
}

.sidebar__brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  transition: opacity var(--duration);
}

.sidebar__brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
  letter-spacing: -0.02em;
}

.sidebar__brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

.sidebar.collapsed .sidebar__brand-text,
.sidebar.collapsed .sidebar__section-label,
.sidebar.collapsed .nav-link span,
.sidebar.collapsed .sidebar__app-select .form-select,
.sidebar.collapsed .sidebar__status-text,
.sidebar.collapsed .sidebar__user-meta {
  opacity: 0;
  width: 0;
  overflow: hidden;
  pointer-events: none;
}

.sidebar__app-select {
  padding: 14px 14px 8px;
  flex-shrink: 0;
}

.sidebar__app-select .form-select {
  font-size: 12.5px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border-color: var(--border);
  background-color: var(--background);
  color: var(--text-secondary);
  padding: 8px 32px 8px 12px;
}

.sidebar__nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px 10px 16px;
}

.sidebar__section {
  margin-bottom: 14px;
}

.sidebar__section-label {
  display: block;
  padding: 8px 12px 6px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}

.sidebar .nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  margin-bottom: 2px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: background var(--duration), color var(--duration);
  white-space: nowrap;
}

.sidebar .nav-link i {
  font-size: 17px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  opacity: 0.85;
}

.sidebar .nav-link:hover {
  background: var(--background-alt);
  color: var(--text-primary);
}

.sidebar .nav-link.active {
  background: var(--primary-light);
  color: var(--primary);
}

.sidebar .nav-link.active i {
  opacity: 1;
  color: var(--primary);
}

.sidebar__footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  padding: 12px 14px;
}

.sidebar__status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  margin-bottom: 10px;
  border-radius: var(--radius-sm);
  background: var(--success-light);
  font-size: 12px;
  font-weight: 500;
  color: var(--success);
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px;
}

.sidebar__avatar {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #334155, #0F172A);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.sidebar__user-meta {
  min-width: 0;
}

.sidebar__user-fullname {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.sidebar__user-name {
  font-size: 11.5px;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Overlay mobile */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  z-index: 1035;
  background: rgba(15, 23, 42, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration), visibility var(--duration);
}

.sidebar-overlay.visible {
  opacity: 1;
  visibility: visible;
}

/* ═══════════════════════════════════════
   MAIN ZONE
═══════════════════════════════════════ */
.main-zone {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100vh;
  transition: margin-left var(--duration) var(--ease);
}

.app-shell.sidebar-collapsed .main-zone {
  margin-left: var(--sidebar-collapsed);
}

/* ——— Topbar ——— */
.topbar {
  position: sticky;
  top: 0;
  z-index: 1020;
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--topbar-height);
  padding: 0 24px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.topbar__left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.topbar__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--duration), border-color var(--duration);
}

.topbar__toggle:hover {
  background: var(--background-alt);
  border-color: var(--border-hover);
}

.breadcrumb-trail {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
}

.breadcrumb-trail .sep {
  opacity: 0.5;
}

.breadcrumb-trail .current {
  color: var(--text-primary);
  font-weight: 600;
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* Période globale */
.period-selector {
  position: relative;
}

.period-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--duration), background var(--duration);
}

.period-btn:hover,
.period-btn.open {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}

.period-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 1050;
  min-width: 220px;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: none;
}

.period-dropdown.open { display: block; }

.period-dropdown button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.period-dropdown button:hover,
.period-dropdown button.active {
  background: var(--primary-light);
  color: var(--primary);
}

.period-custom {
  display: none;
  padding: 10px 8px 6px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

.period-custom.visible { display: block; }

.period-custom .form-control {
  font-size: 12.5px;
  margin-bottom: 6px;
}

/* Recherche globale */
.global-search {
  position: relative;
  width: 220px;
}

.global-search i {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
  pointer-events: none;
}

.global-search input {
  width: 100%;
  height: 36px;
  padding: 0 12px 0 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--background);
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--duration), background var(--duration);
}

.global-search input:focus {
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 0 0 3px rgba(21, 94, 239, 0.12);
}

.topbar__icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--duration);
}

.topbar__icon-btn:hover {
  background: var(--background-alt);
  color: var(--text-primary);
}

/* Point 4 — Bouton utilisateur topbar (remplace l'ancien bouton Paramètres) */
.topbar__user-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 8px 0 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: background var(--duration), border-color var(--duration);
}

.topbar__user-btn:hover {
  background: var(--background-alt);
  border-color: var(--primary);
}

.topbar__user-btn .sidebar__avatar {
  width: 28px;
  height: 28px;
  font-size: 11px;
}

.topbar__user-meta {
  min-width: 0;
  text-align: left;
}

.topbar__user-meta .sidebar__user-fullname,
.topbar__user-meta .sidebar__user-name {
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar__badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: var(--radius-pill);
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
}

/* ——— Main content ——— */
.content {
  flex: 1;
  padding: 24px;
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

.tab-panel {
  animation: fadeInUp 0.35s var(--ease) both;
}

.tab-panel[hidden] {
  display: none !important;
}

/* ——— Footer ——— */
.app-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--footer-height);
  padding: 0 24px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
  background: var(--surface);
}

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media (max-width: 991.98px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    width: var(--sidebar-width);
  }

  .main-zone,
  .app-shell.sidebar-collapsed .main-zone {
    margin-left: 0;
  }

  .global-search {
    display: none;
  }

  .content {
    padding: 16px;
  }
}

@media (max-width: 575.98px) {
  .topbar {
    padding: 0 12px;
    gap: 8px;
  }

  .period-btn span.label {
    display: none;
  }

  .topbar__user-meta {
    display: none;
  }

  .topbar__user-btn {
    padding: 0 6px;
  }

  .breadcrumb-trail {
    font-size: 12px;
  }

  .app-footer {
    flex-direction: column;
    height: auto;
    padding: 10px 16px;
    gap: 4px;
    text-align: center;
  }
}