/* Global Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette */
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;

  --success-color: #16a34a;
  --warning-color: #ea580c;
  --danger-color: #dc2626;
  --info-color: #0891b2;

  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;

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

  --border-color: #e2e8f0;
  --border-light: #f1f5f9;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

/* Layout */
.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background-color: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  overflow-y: auto;
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-color);
}

.sidebar-nav {
  padding: var(--spacing-md);
}

.nav-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: 4px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s;
}

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

.nav-item.active {
  background-color: var(--primary-color);
  color: white;
}

.nav-icon {
  width: 20px;
  height: 20px;
  margin-right: var(--spacing-sm);
}

.main-content {
  flex: 1;
  margin-left: 260px;
}

.topbar {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar-search {
  flex: 1;
  max-width: 500px;
  margin-right: var(--spacing-lg);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.page-content {
  padding: var(--spacing-lg);
}

/* Typography */
.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.text-muted {
  color: var(--text-secondary);
}

.text-small {
  font-size: 12px;
}

/* Cards */
.card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.card-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-light);
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.card-body {
  padding: 0;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-change {
  font-size: 12px;
  color: var(--success-color);
}

.stat-change.negative {
  color: var(--danger-color);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

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

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

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

.btn-danger {
  background-color: var(--danger-color);
  color: white;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 16px;
}

.btn-icon {
  padding: var(--spacing-sm);
  width: 36px;
  height: 36px;
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.form-label.required::after {
  content: " *";
  color: var(--danger-color);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm);
  font-size: 14px;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary-color);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 40px;
  font-size: 14px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  outline: none;
}

.search-input:focus {
  border-color: var(--primary-color);
}

/* Tables */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-primary);
}

.table thead {
  background-color: var(--bg-tertiary);
}

.table th {
  padding: var(--spacing-md);
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

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

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

/* Badges */
.badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-success {
  background-color: #d1fae5;
  color: var(--success-color);
}

.badge-warning {
  background-color: #fed7aa;
  color: var(--warning-color);
}

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

.badge-info {
  background-color: #cffafe;
  color: var(--info-color);
}

.badge-primary {
  background-color: #dbeafe;
  color: var(--primary-color);
}

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-lg);
}

.tab {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Notifications */
.notification-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 18px;
  height: 18px;
  background-color: var(--danger-color);
  color: white;
  font-size: 10px;
  font-weight: 600;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-secondary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 0.2s;
}

.icon-btn:hover {
  background-color: var(--bg-tertiary);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-lg);
}

.pagination-btn {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 14px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
}

.pagination-btn:hover {
  background-color: var(--bg-tertiary);
}

.pagination-btn.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Action Buttons Group */
.action-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

/* Filters */
.filters {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

/* Utilities */
.flex {
  display: flex;
}

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

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-sm {
  gap: var(--spacing-sm);
}

.gap-md {
  gap: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.text-center {
  text-align: center;
}

.w-full {
  width: 100%;
}

/* Pricing Box */
.pricing-box {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.pricing-row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-light);
}

.pricing-row:last-child {
  border-bottom: none;
  font-weight: 600;
  font-size: 16px;
  margin-top: var(--spacing-xs);
}

.premium-banner {
  background-color: #dbeafe;
  color: var(--primary-color);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.savings-banner {
  background-color: #d1fae5;
  color: var(--success-color);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: 600;
  display: inline-block;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--spacing-lg);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border-left: 2px solid var(--border-color);
  padding-left: var(--spacing-lg);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--primary-color);
  border: 2px solid var(--bg-primary);
}

.timeline-item:last-child {
  border-left-color: transparent;
}

/* Profile Header */
.profile-header {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

.profile-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.profile-stat {
  text-align: center;
}

.profile-stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.profile-stat-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

/* Paywall */
.paywall-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
}

.paywall-card {
  max-width: 600px;
  text-align: center;
}

.paywall-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

.paywall-price {
  font-size: 48px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

.paywall-features {
  text-align: left;
  margin-bottom: var(--spacing-xl);
}

.paywall-feature {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  font-size: 16px;
}

.paywall-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

/* Barcode Display */
.barcode-display {
  background-color: white;
  padding: var(--spacing-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
  margin: var(--spacing-lg) 0;
}

.barcode-number {
  font-family: monospace;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 4px;
  margin-top: var(--spacing-sm);
}

/* Adding mobile responsive improvements */

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  background-color: var(--bg-secondary);
  border: none;
  border-radius: var(--radius-md);
  font-size: 20px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  margin-right: var(--spacing-md);
}

.topbar-left {
  display: flex;
  align-items: center;
}

/* Improved Responsive Styles */
@media (max-width: 1024px) {
  .sidebar {
    width: 220px;
  }

  .main-content {
    margin-left: 220px;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .topbar {
    padding: var(--spacing-md);
  }

  .topbar-search {
    display: none;
  }

  .page-content {
    padding: var(--spacing-md);
  }

  .page-title {
    font-size: 22px;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-value {
    font-size: 24px;
  }

  .table-container {
    overflow-x: auto;
  }

  .table {
    min-width: 600px;
  }

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

  .filters .form-select,
  .filters .form-input {
    width: 100%;
  }

  .action-buttons {
    flex-direction: column;
  }

  .action-buttons .btn {
    width: 100%;
  }

  .flex-between {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .card {
    padding: var(--spacing-md);
  }

  .profile-header {
    padding: var(--spacing-lg);
  }

  .profile-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tab {
    white-space: nowrap;
    padding: var(--spacing-sm) var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .stat-card {
    padding: var(--spacing-md);
  }

  .stat-value {
    font-size: 20px;
  }

  .topbar-actions {
    gap: var(--spacing-xs);
  }

  .icon-btn {
    width: 36px;
    height: 36px;
  }

  .btn-lg {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 14px;
  }

  .profile-stats {
    grid-template-columns: 1fr;
  }

  .paywall-title {
    font-size: 24px;
  }

  .paywall-price {
    font-size: 36px;
  }
}

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
}

.sidebar-overlay.active {
  display: block;
}