/* ============================================================================
   Dashboard Shell — Command Center Aesthetic
   All values in rem (ZERO px). Dark-first, professional, colored accents.
   ============================================================================ */

/* --- Design Tokens --- */
:root {
  /* Surface palette */
  --dash-bg-primary: #0b0f19;
  --dash-bg-secondary: #111827;
  --dash-bg-tertiary: #1a2236;
  --dash-bg-elevated: #1f2a40;
  --dash-bg-hover: #253350;
  --dash-bg-active: #2d3f5f;

  /* Text palette */
  --dash-text-primary: #f1f5f9;
  --dash-text-secondary: #94a3b8;
  --dash-text-tertiary: #64748b;
  --dash-text-muted: #475569;

  /* Accent colors for category icons */
  --icon-blue: #3b82f6;
  --icon-green: #22c55e;
  --icon-purple: #a855f7;
  --icon-amber: #f59e0b;
  --icon-rose: #f43f5e;
  --icon-teal: #14b8a6;
  --icon-indigo: #6366f1;
  --icon-cyan: #06b6d4;

  /* Accent glow (used for active states) */
  --icon-blue-glow: rgba(59, 130, 246, 0.15);
  --icon-green-glow: rgba(34, 197, 94, 0.15);
  --icon-purple-glow: rgba(168, 85, 247, 0.15);
  --icon-amber-glow: rgba(245, 158, 11, 0.15);
  --icon-rose-glow: rgba(244, 63, 94, 0.15);
  --icon-teal-glow: rgba(20, 184, 166, 0.15);

  /* Brand accent */
  --dash-accent: #3b82f6;
  --dash-accent-hover: #2563eb;
  --dash-accent-glow: rgba(59, 130, 246, 0.2);

  /* Border */
  --dash-border: rgba(255, 255, 255, 0.06);
  --dash-border-hover: rgba(255, 255, 255, 0.12);

  /* Sizing */
  --header-height: 3.75rem;
  --sidebar-width: 17rem;
  --sidebar-collapsed: 4rem;
  --breadcrumb-height: 2.75rem;
  --touch-min: 2.75rem;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;

  /* Shadows */
  --shadow-sm: 0 0.0625rem 0.125rem rgba(0, 0, 0, 0.3);
  --shadow-md: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 1rem var(--dash-accent-glow);
}

/* --- Light Theme Override --- */
[data-theme="light"] {
  --dash-bg-primary: #f8fafc;
  --dash-bg-secondary: #ffffff;
  --dash-bg-tertiary: #f1f5f9;
  --dash-bg-elevated: #e2e8f0;
  --dash-bg-hover: #dbeafe;
  --dash-bg-active: #bfdbfe;
  --dash-text-primary: #0f172a;
  --dash-text-secondary: #475569;
  --dash-text-tertiary: #94a3b8;
  --dash-text-muted: #cbd5e1;
  --dash-border: rgba(0, 0, 0, 0.08);
  --dash-border-hover: rgba(0, 0, 0, 0.15);
  --shadow-sm: 0 0.0625rem 0.1875rem rgba(0, 0, 0, 0.08);
  --shadow-md: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.12);
}

/* --- Resets & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.dashboard-body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--dash-bg-primary);
  color: var(--dash-text-primary);
  min-height: 100vh;
  overflow: hidden;
}

/* --- Layout Container --- */
.dashboard-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.dashboard-main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ============================================================================
   TOP BAR / HEADER
   ============================================================================ */
.dashboard-header {
  display: flex;
  align-items: center;
  height: var(--header-height);
  background: var(--dash-bg-secondary);
  border-bottom: 0.0625rem solid var(--dash-border);
  padding: 0 1rem;
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}

/* Left: Logo + site name */
.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: var(--sidebar-width);
  padding-right: 1rem;
  border-right: 0.0625rem solid var(--dash-border);
  height: 100%;
}

.header-brand-icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--dash-accent), var(--icon-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.header-brand-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--dash-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
}

/* Center: Header menus */
.header-menus {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  padding: 0 1.5rem;
}

.header-menu-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  min-height: var(--touch-min);
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--dash-text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
  white-space: nowrap;
}

.header-menu-item:hover {
  background: var(--dash-bg-hover);
  color: var(--dash-text-primary);
}

.header-menu-item.active {
  background: var(--dash-accent-glow);
  color: var(--dash-accent);
}

.header-menu-item i {
  font-size: 0.875rem;
}

.header-menu-dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  min-width: 12rem;
  background: var(--dash-bg-elevated);
  border: 0.0625rem solid var(--dash-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 0.375rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: all var(--transition-normal);
  z-index: 100;
}

.header-menu-item:focus-within .header-menu-dropdown,
.header-menu-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.75rem;
  min-height: var(--touch-min);
  border-radius: var(--radius-sm);
  color: var(--dash-text-secondary);
  font-size: 0.8125rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  font-family: inherit;
}

.dropdown-item:hover {
  background: var(--dash-bg-hover);
  color: var(--dash-text-primary);
}

.dropdown-item i {
  width: 1.125rem;
  text-align: center;
  font-size: 0.8125rem;
}

/* Right: Header icons + user avatar */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.header-icon-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--touch-min);
  height: var(--touch-min);
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--dash-text-secondary);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header-icon-btn:hover {
  background: var(--dash-bg-hover);
  color: var(--dash-text-primary);
}

/* Colored icon variants */
.header-icon-btn[data-color="blue"] { color: var(--icon-blue); }
.header-icon-btn[data-color="green"] { color: var(--icon-green); }
.header-icon-btn[data-color="purple"] { color: var(--icon-purple); }
.header-icon-btn[data-color="amber"] { color: var(--icon-amber); }
.header-icon-btn[data-color="rose"] { color: var(--icon-rose); }
.header-icon-btn[data-color="teal"] { color: var(--icon-teal); }

/* Badge on icons */
.icon-badge {
  position: absolute;
  top: 0.375rem;
  right: 0.375rem;
  min-width: 1.125rem;
  height: 1.125rem;
  border-radius: 999rem;
  background: var(--icon-rose);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.25rem;
  border: 0.125rem solid var(--dash-bg-secondary);
  line-height: 1;
}

.icon-badge.dot {
  min-width: 0.5rem;
  height: 0.5rem;
  padding: 0;
  top: 0.5rem;
  right: 0.5rem;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--touch-min);
  height: var(--touch-min);
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--icon-amber);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--dash-bg-hover);
}

/* User avatar */
.header-user {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.375rem 0.625rem;
  margin-left: 0.5rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: none;
  min-height: var(--touch-min);
}

.header-user:hover {
  background: var(--dash-bg-hover);
}

.user-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--icon-teal), var(--icon-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  flex-shrink: 0;
}

.user-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--dash-text-primary);
  max-width: 8rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* User dropdown */
.user-dropdown {
  position: absolute;
  top: calc(var(--header-height) - 0.25rem);
  right: 0.75rem;
  width: 14rem;
  background: var(--dash-bg-elevated);
  border: 0.0625rem solid var(--dash-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 0.375rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: all var(--transition-normal);
  z-index: 100;
}

.user-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-dropdown-header {
  padding: 0.75rem;
  border-bottom: 0.0625rem solid var(--dash-border);
  margin-bottom: 0.25rem;
}

.user-dropdown-email {
  font-size: 0.75rem;
  color: var(--dash-text-tertiary);
  margin-top: 0.125rem;
}

.user-dropdown-role {
  display: inline-block;
  margin-top: 0.375rem;
  padding: 0.125rem 0.5rem;
  border-radius: 999rem;
  background: var(--dash-accent-glow);
  color: var(--dash-accent);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ============================================================================
   SIDEBAR
   ============================================================================ */
.dashboard-sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--dash-bg-secondary);
  border-right: 0.0625rem solid var(--dash-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width var(--transition-smooth), min-width var(--transition-smooth);
  position: relative;
  z-index: 40;
}

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

/* Sidebar toggle */
.sidebar-toggle {
  position: absolute;
  top: 0.75rem;
  right: -0.875rem;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--dash-bg-elevated);
  border: 0.0625rem solid var(--dash-border);
  color: var(--dash-text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 60;
  font-size: 0.625rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.sidebar-toggle:hover {
  background: var(--dash-bg-hover);
  color: var(--dash-text-primary);
  border-color: var(--dash-border-hover);
}

.sidebar-toggle i {
  transition: transform var(--transition-normal);
}

.dashboard-sidebar.collapsed .sidebar-toggle i {
  transform: rotate(180deg);
}

/* Search box */
.sidebar-search {
  padding: 0.75rem;
  border-bottom: 0.0625rem solid var(--dash-border);
  flex-shrink: 0;
}

.sidebar-search-input {
  width: 100%;
  height: var(--touch-min);
  padding: 0 0.75rem 0 2.25rem;
  background: var(--dash-bg-tertiary);
  border: 0.0625rem solid var(--dash-border);
  border-radius: var(--radius-md);
  color: var(--dash-text-primary);
  font-size: 0.8125rem;
  font-family: inherit;
  outline: none;
  transition: all var(--transition-fast);
}

.sidebar-search-input::placeholder {
  color: var(--dash-text-muted);
}

.sidebar-search-input:focus {
  border-color: var(--dash-accent);
  box-shadow: 0 0 0 0.1875rem var(--dash-accent-glow);
}

.sidebar-search-wrapper {
  position: relative;
}

.sidebar-search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--dash-text-muted);
  font-size: 0.8125rem;
  pointer-events: none;
}

.dashboard-sidebar.collapsed .sidebar-search {
  display: none;
}

/* Navigation tree */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--dash-bg-hover) transparent;
}

.sidebar-nav::-webkit-scrollbar {
  width: 0.375rem;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: var(--dash-bg-hover);
  border-radius: 999rem;
}

/* Category */
.sidebar-category {
  margin-bottom: 0.25rem;
}

.category-header {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.625rem;
  min-height: var(--touch-min);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  font-family: inherit;
  text-align: left;
}

.category-header:hover {
  background: var(--dash-bg-hover);
}

.category-icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

/* Colored category icons with subtle background */
.category-icon[data-color="blue"] { color: var(--icon-blue); background: var(--icon-blue-glow); }
.category-icon[data-color="green"] { color: var(--icon-green); background: var(--icon-green-glow); }
.category-icon[data-color="purple"] { color: var(--icon-purple); background: var(--icon-purple-glow); }
.category-icon[data-color="amber"] { color: var(--icon-amber); background: var(--icon-amber-glow); }
.category-icon[data-color="rose"] { color: var(--icon-rose); background: var(--icon-rose-glow); }
.category-icon[data-color="teal"] { color: var(--icon-teal); background: var(--icon-teal-glow); }

.category-name {
  flex: 1;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--dash-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.category-chevron {
  font-size: 0.625rem;
  color: var(--dash-text-muted);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.sidebar-category.expanded .category-chevron {
  transform: rotate(180deg);
}

/* Category apps list */
.category-apps {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-smooth);
}

.sidebar-category.expanded .category-apps {
  max-height: 62.5rem;
}

/* App link */
.app-link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.4375rem 0.625rem 0.4375rem 2.875rem;
  min-height: var(--touch-min);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  border: none;
  background: none;
  width: 100%;
  font-family: inherit;
  text-align: left;
}

.app-link:hover {
  background: var(--dash-bg-hover);
}

.app-link.active {
  background: var(--dash-accent-glow);
}

.app-link-icon {
  font-size: 0.875rem;
  color: var(--dash-text-tertiary);
  width: 1.125rem;
  text-align: center;
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.app-link.active .app-link-icon {
  color: var(--dash-accent);
}

.app-link-name {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--dash-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.app-link:hover .app-link-name {
  color: var(--dash-text-primary);
}

.app-link.active .app-link-name {
  color: var(--dash-accent);
  font-weight: 500;
}

/* Active indicator bar */
.app-link.active::before {
  content: '';
  position: absolute;
  left: 0.375rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0.1875rem;
  height: 1.25rem;
  border-radius: 999rem;
  background: var(--dash-accent);
}

.app-link {
  position: relative;
}

/* Collapsed sidebar: icon-only mode */
.dashboard-sidebar.collapsed .category-name,
.dashboard-sidebar.collapsed .category-chevron,
.dashboard-sidebar.collapsed .app-link-name {
  display: none;
}

.dashboard-sidebar.collapsed .category-header {
  justify-content: center;
  padding: 0.5rem;
}

.dashboard-sidebar.collapsed .app-link {
  padding: 0.5rem;
  justify-content: center;
}

.dashboard-sidebar.collapsed .category-apps {
  max-height: none !important;
}

.dashboard-sidebar.collapsed .sidebar-category.expanded .category-apps {
  max-height: 62.5rem;
}

/* ============================================================================
   WORKSPACE (Right Pane)
   ============================================================================ */
.dashboard-workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--dash-bg-primary);
}

/* Breadcrumb bar */
.workspace-breadcrumb {
  display: flex;
  align-items: center;
  height: var(--breadcrumb-height);
  padding: 0 1.25rem;
  background: var(--dash-bg-secondary);
  border-bottom: 0.0625rem solid var(--dash-border);
  flex-shrink: 0;
  gap: 0.5rem;
}

.breadcrumb-item {
  font-size: 0.8125rem;
  color: var(--dash-text-tertiary);
}

.breadcrumb-item.current {
  color: var(--dash-text-primary);
  font-weight: 500;
}

.breadcrumb-separator {
  font-size: 0.625rem;
  color: var(--dash-text-muted);
}

/* Content area */
.workspace-content {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.content-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: var(--dash-bg-primary);
}

/* Loading overlay */
.workspace-loading {
  position: absolute;
  inset: 0;
  background: var(--dash-bg-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 30;
  transition: opacity var(--transition-normal);
}

.workspace-loading.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 0.1875rem solid var(--dash-border);
  border-top-color: var(--dash-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-text {
  font-size: 0.8125rem;
  color: var(--dash-text-tertiary);
}

/* Error state */
.workspace-error {
  position: absolute;
  inset: 0;
  background: var(--dash-bg-primary);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 25;
}

.workspace-error.visible {
  display: flex;
}

.error-icon {
  font-size: 2.5rem;
  color: var(--icon-rose);
}

.error-message {
  font-size: 0.875rem;
  color: var(--dash-text-secondary);
  text-align: center;
  max-width: 20rem;
}

.error-retry-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  min-height: var(--touch-min);
  border-radius: var(--radius-md);
  background: var(--dash-accent);
  color: #fff;
  border: none;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.error-retry-btn:hover {
  background: var(--dash-accent-hover);
  box-shadow: var(--shadow-glow);
}

/* Empty state / Not provisioned */
.workspace-empty {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  text-align: center;
  padding: 2rem;
}

.workspace-empty.visible {
  display: flex;
}

.empty-icon {
  font-size: 3rem;
  color: var(--dash-text-muted);
}

.empty-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--dash-text-primary);
}

.empty-description {
  font-size: 0.875rem;
  color: var(--dash-text-tertiary);
  max-width: 24rem;
}

/* ============================================================================
   MODALS (85vh max, scrollable body, fixed header/footer)
   ============================================================================ */
.dash-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  backdrop-filter: blur(0.25rem);
}

.dash-modal-overlay.open {
  display: flex;
}

.dash-modal {
  background: var(--dash-bg-secondary);
  border: 0.0625rem solid var(--dash-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 90%;
  max-width: 32rem;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.dash-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 0.0625rem solid var(--dash-border);
  flex-shrink: 0;
}

.dash-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
}

.dash-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  border-top: 0.0625rem solid var(--dash-border);
  flex-shrink: 0;
}

/* ============================================================================
   RESPONSIVE — Mobile first (22.5rem / 360px min)
   ============================================================================ */

/* Mobile: sidebar becomes slide-over drawer */
@media (max-width: 48rem) {
  .dashboard-sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    z-index: 90;
    transform: translateX(-100%);
    transition: transform var(--transition-smooth);
    box-shadow: var(--shadow-lg);
  }

  .dashboard-sidebar.mobile-open {
    transform: translateX(0);
  }

  .sidebar-toggle {
    display: none;
  }

  .mobile-sidebar-toggle {
    display: flex;
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    top: var(--header-height);
    background: rgba(0, 0, 0, 0.5);
    z-index: 85;
    display: none;
  }

  .sidebar-backdrop.visible {
    display: block;
  }

  .header-brand {
    min-width: auto;
    border-right: none;
    padding-right: 0.5rem;
  }

  .header-brand-name {
    display: none;
  }

  .user-name {
    display: none;
  }

  .header-menus {
    display: none;
  }
}

/* Desktop: hide mobile toggle */
@media (min-width: 48.0625rem) {
  .mobile-sidebar-toggle {
    display: none;
  }

  .sidebar-backdrop {
    display: none !important;
  }
}

/* ============================================================================
   ANIMATIONS — AOS-compatible entrance animations
   ============================================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(0.75rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in-up {
  animation: fadeInUp 0.4s ease forwards;
}

.animate-fade-in {
  animation: fadeIn 0.3s ease forwards;
}

/* Staggered entrance for sidebar categories */
.sidebar-category:nth-child(1) { animation-delay: 0.05s; }
.sidebar-category:nth-child(2) { animation-delay: 0.1s; }
.sidebar-category:nth-child(3) { animation-delay: 0.15s; }
.sidebar-category:nth-child(4) { animation-delay: 0.2s; }
.sidebar-category:nth-child(5) { animation-delay: 0.25s; }
.sidebar-category:nth-child(6) { animation-delay: 0.3s; }

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */
.sr-only {
  position: absolute;
  width: 0.0625rem;
  height: 0.0625rem;
  padding: 0;
  margin: -0.0625rem;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── App Store Right Sidebar ────────────────────────────────────── */

.app-store-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 90;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dash-transition-normal);
}

.app-store-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
}

.app-store-sidebar {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    width: 17rem;
    background: var(--dash-bg-secondary);
    border-left: 0.0625rem solid var(--dash-border);
    transform: translateX(100%);
    transition: transform var(--dash-transition-smooth);
    z-index: 95;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.app-store-sidebar.is-open {
    transform: translateX(0);
}

.app-store-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 0.0625rem solid var(--dash-border);
    flex-shrink: 0;
}

.app-store-header h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dash-text-primary);
    margin: 0;
}

.app-store-close {
    min-width: 2.75rem;
    min-height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--dash-text-secondary);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background var(--dash-transition-fast);
}

.app-store-close:hover {
    background: var(--dash-bg-hover);
    color: var(--dash-text-primary);
}

.app-store-content {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
}

.app-store-search {
    padding: 0.5rem;
}

.app-store-search-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: var(--dash-bg-tertiary);
    border: 0.0625rem solid var(--dash-border);
    border-radius: 0.375rem;
    color: var(--dash-text-primary);
    font-size: 0.8125rem;
    outline: none;
    transition: border-color var(--dash-transition-fast);
}

.app-store-search-input:focus {
    border-color: var(--dash-accent-blue);
}

.app-store-search-input::placeholder {
    color: var(--dash-text-muted);
}

.app-store-category {
    margin-bottom: 0.25rem;
}

.app-store-category-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.5rem 0.75rem;
    min-height: 2.75rem;
    background: transparent;
    border: none;
    color: var(--dash-text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: color var(--dash-transition-fast);
}

.app-store-category-header:hover {
    color: var(--dash-text-primary);
}

.app-store-chevron {
    width: 0.875rem;
    height: 0.875rem;
    transition: transform var(--dash-transition-normal);
}

.app-store-chevron.rotated {
    transform: rotate(-90deg);
}

.app-store-app-list {
    overflow: hidden;
    transition: max-height var(--dash-transition-normal);
}

.app-store-app-list.collapsed {
    max-height: 0 !important;
    overflow: hidden;
}

.app-store-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem 0.375rem 1.75rem;
    min-height: 2.75rem;
    border-radius: 0.375rem;
    transition: background var(--dash-transition-fast);
}

.app-store-item:hover {
    background: var(--dash-bg-hover);
}

.app-store-item-icon {
    width: 1rem;
    height: 1rem;
    color: var(--dash-text-secondary);
    flex-shrink: 0;
}

.app-store-item-name {
    flex: 1;
    font-size: 0.8125rem;
    color: var(--dash-text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-store-btn {
    min-width: 3.75rem;
    min-height: 2rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.6875rem;
    font-weight: 500;
    cursor: pointer;
    border: 0.0625rem solid transparent;
    transition: all var(--dash-transition-fast);
    flex-shrink: 0;
}

.app-store-btn.add {
    background: transparent;
    border-color: var(--dash-accent-blue);
    color: var(--dash-accent-blue);
}

.app-store-btn.add:hover {
    background: var(--dash-accent-blue-glow);
}

.app-store-btn.added {
    background: var(--dash-accent-green-glow);
    border-color: var(--dash-accent-green);
    color: var(--dash-accent-green);
}

.app-store-btn.added:hover {
    background: var(--dash-accent-rose-glow);
    border-color: var(--dash-accent-rose);
    color: var(--dash-accent-rose);
}

.app-store-badge {
    font-size: 0.6875rem;
    font-weight: 500;
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
    flex-shrink: 0;
}

.app-store-badge.mandatory {
    background: var(--dash-accent-amber-glow);
    color: var(--dash-accent-amber);
}

.app-store-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--dash-text-muted);
    font-size: 0.8125rem;
}

[data-theme="light"] .app-store-sidebar {
    background: var(--dash-bg-secondary);
}

[data-theme="light"] .app-store-search-input {
    background: var(--dash-bg-primary);
}

@media (max-width: 48rem) {
    .app-store-sidebar {
        width: 100%;
    }
}