/* ==========================================================================
   DASHBOARD LAYOUT & COMPONENT STYLES
   ========================================================================== */

/* App Wrapper */
.app-container {
  display: flex;
  width: 100vw;
  min-height: 100vh;
  overflow-x: hidden;
}

/* --------------------------------------------------------------------------
   SIDEBAR
   -------------------------------------------------------------------------- */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-inline-end: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  inset-inline-start: 0;
  z-index: var(--z-sidebar);
  transition: transform var(--transition-base);
}

.sidebar-header {
  height: var(--header-height);
  padding-inline: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-brand-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0b0f19;
  font-weight: 800;
  font-family: var(--font-mono);
}

.sidebar-brand-text {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.sidebar-nav {
  padding: 1.25rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.nav-item.active {
  background-color: var(--primary-surface);
  color: var(--primary);
  font-weight: 600;
}

.nav-item-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.current-role-badge {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface-elevated);
  color: var(--primary);
  border: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   MAIN VIEW AREA
   -------------------------------------------------------------------------- */
.main-wrapper {
  flex: 1;
  margin-inline-start: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--bg-app);
  transition: margin var(--transition-base);
}

@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }
  [dir="rtl"] .sidebar {
    transform: translateX(100%);
  }
  .sidebar.open {
    transform: translateX(0) !important;
  }
  .main-wrapper {
    margin-inline-start: 0;
  }
}

/* Top Header */
.top-header {
  height: var(--header-height);
  background-color: var(--bg-header);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding-inline: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: var(--z-header);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
}

@media (max-width: 900px) {
  .mobile-toggle-btn {
    display: block;
  }
}

.page-title {
  font-size: 1.35rem;
  font-weight: 700;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header-btn:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--border-active);
}

/* --------------------------------------------------------------------------
   CONTENT SECTIONS & GRIDS
   -------------------------------------------------------------------------- */
.content-area {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.view-section {
  display: none;
  flex-direction: column;
  gap: 1.5rem;
}

.view-section.active {
  display: flex;
}

/* KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.kpi-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast);
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-medium);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-icon.primary { background-color: var(--primary-surface); color: var(--primary); }
.kpi-icon.success { background-color: var(--status-success-bg); color: var(--status-success); }
.kpi-icon.warning { background-color: var(--status-warning-bg); color: var(--status-warning); }
.kpi-icon.info { background-color: var(--status-info-bg); color: var(--status-info); }

.kpi-trend {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
}
.kpi-trend.up { background-color: var(--status-success-bg); color: var(--status-success); }
.kpi-trend.down { background-color: var(--status-danger-bg); color: var(--status-danger); }

.kpi-value {
  font-size: 1.65rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.kpi-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   DATA TABLES & TOOLBARS
   -------------------------------------------------------------------------- */
.panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.panel-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.search-input {
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.875rem;
  min-width: 220px;
}

.filter-select {
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.875rem;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: start;
  font-size: 0.9rem;
}

.data-table th {
  padding: 0.85rem 1.25rem;
  background-color: var(--bg-surface-elevated);
  color: var(--text-secondary);
  font-weight: 600;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.data-table td {
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: var(--bg-surface-hover);
}

/* Status Badges */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.status-completed { background-color: var(--status-success-bg); color: var(--status-success); }
.status-processing { background-color: var(--status-info-bg); color: var(--status-info); }
.status-cancelled { background-color: var(--status-danger-bg); color: var(--status-danger); }
.status-in-stock { background-color: var(--status-success-bg); color: var(--status-success); }
.status-low-stock { background-color: var(--status-warning-bg); color: var(--status-warning); }
.status-out-of-stock { background-color: var(--status-danger-bg); color: var(--status-danger); }

/* Action Buttons */
.btn-action {
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface-elevated);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-action:hover {
  border-color: var(--border-active);
  background-color: var(--bg-surface-hover);
}

.btn-action.danger:hover {
  border-color: var(--status-danger);
  color: var(--status-danger);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.btn-primary { background-color: var(--primary); color: var(--text-inverse); }
.btn-primary:hover { background-color: var(--primary-hover); }
.btn-secondary { background-color: var(--bg-surface-elevated); color: var(--text-primary); border-color: var(--border-medium); }
.btn-secondary:hover { background-color: var(--bg-surface-hover); border-color: var(--border-active); }

/* --------------------------------------------------------------------------
   MODALS
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(11, 15, 25, 0.75);
  backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-backdrop.open {
  display: flex;
}

.modal-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  max-width: 550px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-input);
  color: var(--text-primary);
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  inset-inline-end: 1.5rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
  animation: slide-up 200ms ease;
}

@keyframes slide-up {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}