/* ========================================
   FRONT ANALYTICS - MODERN UI STYLES
   Premium Dark Theme with Glassmorphism
======================================== */

/* CSS Variables for Theme - Light Mode */
:root {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.7);
  --bg-glass-hover: rgba(241, 245, 249, 0.9);

  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --accent-glow: rgba(99, 102, 241, 0.25);

  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;

  --border-color: rgba(0, 0, 0, 0.08);
  --border-glow: rgba(99, 102, 241, 0.3);

  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.2);
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.2);
  --warning: #f59e0b;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 40px var(--accent-glow);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Animated Background */
.app-wrapper {
  position: relative;
  min-height: 100vh;
}

.app-wrapper::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(168, 85, 247, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Main Layout */
.main-container {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ========================================
   SIDEBAR STYLES
======================================== */
.sidebar {
  width: 280px;
  min-height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
}

/* Logo Section */
.sidebar-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
}

/* User Header Section */
.sidebar-user-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-tertiary);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.user-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

.btn-logout {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-logout:hover {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: white;
  box-shadow: var(--shadow-glow);
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px var(--accent-glow); }
  50% { box-shadow: 0 0 40px var(--accent-glow), 0 0 60px rgba(139, 92, 246, 0.2); }
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

/* Navigation */
.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 12px 16px 8px;
  margin-top: 8px;
}

.nav-item {
  margin: 4px 0;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  cursor: pointer;
  background: transparent;
  width: 100%;
  text-align: left;
}

.nav-link:hover {
  background: var(--bg-glass-hover);
  color: var(--text-primary);
  border-color: var(--border-color);
  transform: translateX(4px);
}

.nav-link.active {
  background: var(--accent-gradient);
  color: white;
  box-shadow: var(--shadow-glow);
  border-color: transparent;
}

.nav-link.active:hover {
  transform: translateX(4px);
}

.nav-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  opacity: 0.8;
}

.nav-link.active .nav-icon {
  opacity: 1;
}

/* User Select Section */
.sidebar-users {
  padding: 16px 12px;
  border-top: 1px solid var(--border-color);
}

.users-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 0 16px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.users-title i {
  color: var(--accent-primary);
}

.user-select-wrapper {
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.user-select-wrapper:hover,
.user-select-wrapper:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-select {
  background: transparent !important;
  border: none !important;
  color: var(--text-primary) !important;
  padding: 8px 12px !important;
  font-size: 0.85rem !important;
  min-height: 200px !important;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-primary) var(--bg-tertiary);
}

.form-select::-webkit-scrollbar {
  width: 6px;
}

.form-select::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
}

.form-select::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 3px;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 10px;
}

.form-select option:checked {
  background: var(--accent-primary);
  color: white;
}

/* ========================================
   MAIN CONTENT AREA
======================================== */
.main-content {
  flex: 1;
  margin-left: 280px;
  padding: 32px;
  min-height: 100vh;
}

/* Header */
.content-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title-icon {
  width: 48px;
  height: 48px;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-primary);
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Controls Bar */
.controls-bar {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding: 24px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.control-label i {
  color: var(--accent-primary);
}

/* Date Range Input */
.date-input-wrapper {
  position: relative;
}

.date-input {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-md) !important;
  color: var(--text-primary) !important;
  padding: 12px 16px !important;
  padding-left: 44px !important;
  font-size: 0.9rem !important;
  min-width: 280px;
  transition: all var(--transition-normal) !important;
}

.date-input:hover {
  border-color: var(--accent-primary) !important;
}

.date-input:focus {
  border-color: var(--accent-primary) !important;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15) !important;
  outline: none !important;
}

.date-input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent-primary);
  pointer-events: none;
}

/* Buttons */
.btn-primary-custom {
  background: var(--accent-gradient);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  padding: 12px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-md);
}

.btn-primary-custom:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

.btn-primary-custom:active {
  transform: translateY(0);
}

.btn-primary-custom i {
  font-size: 1rem;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-lg);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-icon {
  width: 48px;
  height: 48px;
  background: var(--bg-glass);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.stat-card:nth-child(1) .stat-icon {
  color: #6366f1;
  background: rgba(99, 102, 241, 0.15);
}

.stat-card:nth-child(2) .stat-icon {
  color: #10b981;
  background: rgba(16, 185, 129, 0.15);
}

.stat-card:nth-child(3) .stat-icon {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.15);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========================================
   DATA TABLE STYLES
======================================== */
.table-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

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

.table-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.table-title i {
  color: var(--accent-primary);
}

.table-badge {
  background: var(--accent-gradient);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}

/* Custom DataTable Styling */
.table-wrapper {
  padding: 0;
}

#miTabla {
  width: 100% !important;
  border-collapse: separate;
  border-spacing: 0;
}

#miTabla thead th {
  background: var(--bg-tertiary) !important;
  color: var(--text-secondary) !important;
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  padding: 16px 20px !important;
  border: none !important;
  border-bottom: 1px solid var(--border-color) !important;
}

#miTabla tbody tr {
  transition: all var(--transition-fast);
}

#miTabla tbody tr:hover {
  background: var(--bg-glass-hover) !important;
}

#miTabla tbody td {
  padding: 16px 20px !important;
  border: none !important;
  border-bottom: 1px solid var(--border-color) !important;
  color: var(--text-primary) !important;
  font-size: 0.9rem !important;
  vertical-align: middle !important;
  background: transparent !important;
}

#miTabla tbody tr:last-child td {
  border-bottom: none !important;
}

/* Name column styling */
#miTabla tbody td:first-child {
  font-weight: 600;
}

/* Email styling */
#miTabla tbody td a {
  color: var(--accent-primary) !important;
  text-decoration: none !important;
  transition: color var(--transition-fast);
}

#miTabla tbody td a:hover {
  color: var(--accent-secondary) !important;
  text-decoration: underline !important;
}

/* Metrics styling */
.metric-value {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  padding: 6px 12px;
  background: var(--bg-glass);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
}

/* Reply time colors */
.text-success {
  color: var(--success) !important;
  background: rgba(16, 185, 129, 0.1);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.text-danger {
  color: var(--danger) !important;
  background: rgba(239, 68, 68, 0.1);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

/* DataTables overrides */
.dataTables_wrapper {
  padding: 0 !important;
}

.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
  padding: 16px 24px !important;
  color: var(--text-secondary) !important;
}

.dataTables_wrapper .dataTables_length {
  padding-top: 20px !important;
}

.dataTables_wrapper .dataTables_info {
  padding-bottom: 20px !important;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--text-primary) !important;
  padding: 8px 12px !important;
  margin-left: 8px !important;
}

.dataTables_wrapper .dataTables_filter input:focus,
.dataTables_wrapper .dataTables_length select:focus {
  border-color: var(--accent-primary) !important;
  outline: none !important;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--text-secondary) !important;
  padding: 8px 14px !important;
  margin: 0 4px !important;
  transition: all var(--transition-fast) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
  background: var(--bg-glass-hover) !important;
  border-color: var(--accent-primary) !important;
  color: var(--text-primary) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
  background: var(--accent-gradient) !important;
  border-color: transparent !important;
  color: white !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled {
  opacity: 0.4 !important;
  cursor: not-allowed !important;
}

/* ========================================
   LOADING ANIMATION
======================================== */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 40px;
  gap: 24px;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
}

/* Lottie player positioning */
lottie-player {
  position: relative !important;
  transform: none !important;
  top: auto !important;
  left: auto !important;
  margin: 40px auto !important;
}

/* ========================================
   MODAL STYLES
======================================== */
.modal-content {
  background: var(--bg-secondary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-lg) !important;
}

.modal-body {
  padding: 32px !important;
  color: var(--text-primary) !important;
}

.modal-body h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.modal-footer {
  border-top: 1px solid var(--border-color) !important;
  padding: 20px 32px !important;
  gap: 12px;
}

.modal-footer .btn-secondary {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-secondary) !important;
  border-radius: var(--radius-md) !important;
  padding: 10px 20px !important;
  font-weight: 500 !important;
  transition: all var(--transition-fast) !important;
}

.modal-footer .btn-secondary:hover {
  background: var(--bg-glass-hover) !important;
  color: var(--text-primary) !important;
}

.modal-footer .btn-primary {
  background: var(--accent-gradient) !important;
  border: none !important;
  border-radius: var(--radius-md) !important;
  padding: 10px 24px !important;
  font-weight: 600 !important;
}

.modal-backdrop {
  background: rgba(0, 0, 0, 0.7) !important;
  backdrop-filter: blur(4px);
}

/* ========================================
   DATERANGEPICKER CUSTOM STYLES
======================================== */
.daterangepicker {
  background: var(--bg-secondary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-lg) !important;
  font-family: 'Inter', sans-serif !important;
}

.daterangepicker::before,
.daterangepicker::after {
  display: none !important;
}

.daterangepicker .calendar-table {
  background: transparent !important;
  border: none !important;
}

.daterangepicker td,
.daterangepicker th {
  color: var(--text-primary) !important;
  border-radius: var(--radius-sm) !important;
}

.daterangepicker td.available:hover {
  background: var(--bg-glass-hover) !important;
}

.daterangepicker td.active,
.daterangepicker td.active:hover {
  background: var(--accent-gradient) !important;
  color: white !important;
}

.daterangepicker td.in-range {
  background: rgba(99, 102, 241, 0.2) !important;
}

.daterangepicker td.off {
  color: var(--text-muted) !important;
}

.daterangepicker .drp-buttons {
  border-top: 1px solid var(--border-color) !important;
  padding: 12px !important;
}

.daterangepicker .drp-buttons .btn {
  border-radius: var(--radius-sm) !important;
  font-weight: 500 !important;
}

.daterangepicker .ranges li {
  color: var(--text-secondary) !important;
  border-radius: var(--radius-sm) !important;
  transition: all var(--transition-fast) !important;
}

.daterangepicker .ranges li:hover {
  background: var(--bg-glass-hover) !important;
  color: var(--text-primary) !important;
}

.daterangepicker .ranges li.active {
  background: var(--accent-gradient) !important;
  color: white !important;
}

.daterangepicker select {
  background: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-sm) !important;
}

/* ========================================
   ANIMATIONS
======================================== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease forwards;
}

.animate-slide-in {
  animation: slideIn 0.5s ease forwards;
}

/* Stagger animation for nav items */
.nav-item:nth-child(1) { animation-delay: 0.05s; }
.nav-item:nth-child(2) { animation-delay: 0.1s; }
.nav-item:nth-child(3) { animation-delay: 0.15s; }
.nav-item:nth-child(4) { animation-delay: 0.2s; }
.nav-item:nth-child(5) { animation-delay: 0.25s; }
.nav-item:nth-child(6) { animation-delay: 0.3s; }
.nav-item:nth-child(7) { animation-delay: 0.35s; }
.nav-item:nth-child(8) { animation-delay: 0.4s; }
.nav-item:nth-child(9) { animation-delay: 0.45s; }

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 1024px) {
  .sidebar {
    width: 240px;
  }

  .main-content {
    margin-left: 240px;
    padding: 24px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }

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

  .main-content {
    margin-left: 0;
    padding: 16px;
  }

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

  .date-input {
    min-width: 100% !important;
  }

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

/* ========================================
   SCROLLBAR STYLING
======================================== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}

/* ========================================
   UTILITY CLASSES
======================================== */
.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-effect {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
}

.glow-effect {
  box-shadow: var(--shadow-glow);
}

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  background: var(--bg-glass);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.empty-state-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.empty-state-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
}