/* ==========================================
   DESIGN SYSTEM & VARIABLES
   ========================================== */
:root {
  /* Colors */
  --color-bg-base: #f8fafc;
  --color-bg-surface: #ffffff;
  --color-bg-surface-hover: #f1f5f9;
  --color-bg-alt: #edf2f7;
  
  --color-border: #e2e8f0;
  --color-border-focus: #3b82f6;

  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;

  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #eff6ff;

  --color-success: #10b981;
  --color-success-hover: #059669;
  --color-success-light: #ecfdf5;

  --color-warning: #f59e0b;
  --color-warning-hover: #d97706;
  --color-warning-light: #fffbeb;

  --color-danger: #ef4444;
  --color-danger-hover: #dc2626;
  --color-danger-light: #fef2f2;

  --color-purple: #8b5cf6;
  --color-purple-light: #f5f3ff;

  /* Typography */
  --font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Layout sizes */
  --sidebar-width: 260px;
  --sidebar-width-collapsed: 72px;
  --header-height: 70px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);

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

/* Dark Mode Overrides (Optional Toggle or System Default Support) */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg-base: #0f172a;
    --color-bg-surface: #1e293b;
    --color-bg-surface-hover: #334155;
    --color-bg-alt: #1e293b;
    
    --color-border: #334155;
    
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #64748b;
    
    --color-primary-light: rgba(37, 99, 235, 0.15);
    --color-success-light: rgba(16, 185, 129, 0.15);
    --color-warning-light: rgba(245, 158, 11, 0.15);
    --color-danger-light: rgba(239, 68, 68, 0.15);
    --color-purple-light: rgba(139, 92, 246, 0.15);
  }
}

/* Imported Premium Font */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

/* ==========================================
   BASE RESET & LAYOUT
   ========================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ==========================================
   SIDEBAR
   ========================================== */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--color-bg-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: width var(--transition-normal), transform var(--transition-normal);
}

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

.sidebar-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid var(--color-border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.25rem;
  overflow: hidden;
  white-space: nowrap;
}

.logo-text {
  transition: opacity var(--transition-fast);
  opacity: 1;
}

.sidebar.collapsed .logo-text {
  opacity: 0;
  width: 0;
  pointer-events: none;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-normal);
}

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

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

.sidebar-nav {
  flex: 1;
  padding: 20px 12px;
  overflow-y: auto;
}

.sidebar-nav ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
  white-space: nowrap;
}

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

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

.nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-label {
  transition: opacity var(--transition-fast);
  opacity: 1;
}

.sidebar.collapsed .nav-label {
  opacity: 0;
  pointer-events: none;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
  overflow: hidden;
}

.version-badge {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.sidebar.collapsed .version-badge {
  display: none;
}

/* ==========================================
   MAIN WRAPPER & HEADER
   ========================================== */
.main-wrapper {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left var(--transition-normal);
}

.sidebar.collapsed + .main-wrapper {
  margin-left: var(--sidebar-width-collapsed);
}

.top-header {
  height: var(--header-height);
  background-color: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 90;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
}

.page-title-area {
  display: flex;
  flex-direction: column;
}

.page-heading {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.breadcrumb {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-date {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* ==========================================
   PAGE CONTENT WRAPPER
   ========================================== */
.page-content {
  padding: 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.page-inner {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.page-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

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

.hidden {
  display: none !important;
}

/* ==========================================
   COMPONENTS: CARDS, BUTTONS, BADGES
   ========================================== */
.card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.btn-secondary {
  background-color: var(--color-bg-alt);
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background-color: var(--color-bg-surface-hover);
  color: var(--color-text-primary);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #ffffff;
}
.btn-danger:hover {
  background-color: var(--color-danger-hover);
}

.btn-ghost {
  background: none;
  color: var(--color-text-secondary);
}
.btn-ghost:hover {
  background-color: var(--color-bg-surface-hover);
  color: var(--color-text-primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  padding: 6px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-success {
  background-color: var(--color-success-light);
  color: var(--color-success);
}

.badge-warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning);
}

.badge-danger {
  background-color: var(--color-danger-light);
  color: var(--color-danger);
}

.badge-blue {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

/* ==========================================
   COMPONENTS: FORMS & INPUTS
   ========================================== */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-surface);
  color: var(--color-text-primary);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-input[readonly] {
  background-color: var(--color-bg-alt);
  cursor: not-allowed;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.form-row-2 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.form-row-3 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}

/* COMBOBOX WRAPPER */
.combo-wrap {
  position: relative;
  width: 100%;
}

.combo-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  width: 100%;
  max-height: 200px;
  overflow-y: auto;
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  z-index: 1000;
  display: flex;
  flex-direction: column;
}

.combo-item {
  padding: 10px 14px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.combo-item:hover, .combo-item.selected {
  background-color: var(--color-bg-surface-hover);
}

.combo-item-new {
  color: var(--color-primary);
  font-weight: 500;
  border-top: 1px solid var(--color-border);
}

/* ==========================================
   DASHBOARD STATS & ACTIONS
   ========================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.stat-card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-card-icon svg {
  width: 24px;
  height: 24px;
}

.icon-blue {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.icon-emerald {
  background-color: var(--color-success-light);
  color: var(--color-success);
}

.icon-amber {
  background-color: var(--color-warning-light);
  color: var(--color-warning);
}

.icon-violet {
  background-color: var(--color-purple-light);
  color: var(--color-purple);
}

.stat-card-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-top: 4px;
}

/* Quick Actions */
.quick-actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.quick-action-card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.quick-action-card:hover {
  border-color: var(--color-primary);
  background-color: var(--color-bg-surface-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.qa-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.qa-icon svg {
  width: 22px;
  height: 22px;
}

.qa-sale {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.qa-purchase {
  background-color: var(--color-success-light);
  color: var(--color-success);
}

.qa-item {
  background-color: var(--color-purple-light);
  color: var(--color-purple);
}

.qa-stock {
  background-color: var(--color-warning-light);
  color: var(--color-warning);
}

.qa-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.qa-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Activity list */
.activity-list {
  display: flex;
  flex-direction: column;
}

.activity-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  gap: 16px;
}

.activity-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.activity-item:first-child {
  padding-top: 0;
}

.activity-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.activity-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.activity-info {
  display: flex;
  flex-direction: column;
}

.activity-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.activity-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.activity-right {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.activity-qty {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

/* ==========================================
   DATA TABLES
   ========================================== */
.table-wrap {
  width: 100%;
  overflow-x: auto;
  background-color: var(--color-bg-surface);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th, .data-table td {
  padding: 16px 20px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  background-color: var(--color-bg-base);
  color: var(--color-text-secondary);
  font-weight: 600;
  white-space: nowrap;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

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

/* Empty states */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--color-text-muted);
  gap: 16px;
}

.empty-state svg {
  width: 48px;
  height: 48px;
  color: var(--color-text-muted);
}

.table-empty-state {
  text-align: center;
  padding: 32px;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 12px;
}

/* Dynamic Line Items Section */
.line-items-section {
  margin-top: 32px;
}

.line-items-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.line-items-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.line-item-table th, .line-item-table td {
  padding: 12px 16px;
}

/* Table Controls / Filters */
.table-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.search-wrap {
  position: relative;
  max-width: 320px;
  width: 100%;
}

.search-input {
  padding-left: 40px;
}

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

.sort-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-select-sm {
  padding: 6px 12px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  width: auto;
}

/* Filter Row on transaction log */
.filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ==========================================
   SETTINGS SECTIONS
   ========================================== */
.settings-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.settings-card {
  padding: 24px;
}

.settings-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  align-items: flex-end;
}

.form-group-action {
  justify-content: flex-end;
}

/* Backup settings list */
.backup-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.backup-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.backup-info h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.backup-info p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.backup-divider {
  height: 1px;
  background-color: var(--color-border);
}

/* ==========================================
   MODAL DIALOG
   ========================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.hidden {
  display: none !important;
  opacity: 0;
}

.modal {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalScaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalScaleUp {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.modal-body {
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background-color: var(--color-bg-base);
}

/* ==========================================
   TOAST SYSTEM
   ========================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 280px;
  max-width: 400px;
  pointer-events: auto;
  transform: translateY(20px);
  opacity: 0;
  animation: toastFadeIn 0.3s forwards cubic-bezier(0.16, 1, 0.3, 1);
  transition: opacity 0.3s, transform 0.3s;
}

@keyframes toastFadeIn {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.toast-success {
  background-color: var(--color-success);
}

.toast-error {
  background-color: var(--color-danger);
}

.toast-warning {
  background-color: var(--color-warning);
}

/* Overlay backdrops for sidebars */
.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(2px);
  z-index: 95;
  opacity: 1;
  transition: opacity var(--transition-fast);
}

/* ==========================================
   RESPONSIVE MEDIA QUERIES
   ========================================== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important; /* Force open width when visible */
  }

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

  .main-wrapper {
    margin-left: 0 !important;
  }

  .top-header {
    padding: 0 16px;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .page-content {
    padding: 16px;
  }

  .page-inner {
    gap: 20px;
  }

  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  }

  .quick-actions-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }

  .table-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .search-wrap {
    max-width: none;
  }

  .filter-row {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .filter-row select, .filter-row input {
    width: 100%;
  }
}

/* ==========================================
   PRINT MEDIA STYLES (REPORTS)
   ========================================== */
@media print {
  body * {
    visibility: hidden;
  }
  #reportPrintArea, #reportPrintArea * {
    visibility: visible;
  }
  #reportPrintArea {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    margin: 0;
    padding: 20px;
  }
  .print-header {
    display: block !important;
    margin-bottom: 20px;
  }
  .print-header h2 { margin: 0; font-size: 24px; color: #000; }
  .print-header p { margin: 5px 0 0; color: #555; }
  
  .data-table th {
    background-color: #f1f5f9 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .data-table th, .data-table td {
    border: 1px solid #e2e8f0;
    padding: 8px 12px;
  }
  .badge { 
    border: 1px solid #ccc; 
    background: transparent !important; 
    color: #000 !important; 
  }
}