:root {
  --primary-color: #4361ee;
  --primary-dark: #3a56d4;
  --primary-light: #e0e7ff;
  --primary-lighter: #f0f5ff;
  --secondary-color: #3f37c9;
  --accent-color: #4895ef;
  --success-color: #4cc9f0;
  --warning-color: #f8961e;
  --danger-color: #f72585;
  --info-color: #560bad;
  
  --text-primary: #1a1a1a;
  --text-secondary: #4a4a4a;
  --text-tertiary: #6b7280;
  --border-color: #e5e7eb;
  --hover-color: #f9fafb;
  --background-color: #ffffff;
  --card-bg: #ffffff;
  
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Typography */
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'Roboto Mono', monospace;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Border radius */
  --radius-sm: 0.25rem;
  --radius: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

/* Dark theme */
[data-theme="dark"] {
  --text-primary: #f3f4f6;
  --text-secondary: #e5e7eb;
  --text-tertiary: #9ca3af;
  --border-color: #374151;
  --hover-color: #1f2937;
  --background-color: #111827;
  --card-bg: #1f2937;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
}

/* Base styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  height: 100%;
}

body {
  font-family: var(--font-base);
  color: var(--text-primary);
  background-color: var(--background-color);
  line-height: 1.5;
  height: 100%;
  transition: background-color var(--transition), color var(--transition);
}

#app {
  height: 100%;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: var(--space-md);
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
h5 { font-size: var(--text-base); }
h6 { font-size: var(--text-sm); }

p {
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: var(--text-sm);
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: var(--text-base);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background-color: var(--hover-color);
  border-color: var(--text-tertiary);
}

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

.btn-danger:hover {
  background-color: #e5177a;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--text-primary);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.625rem 1rem;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3e%3cpath d='M7 7l3-3 3 3m0 6l-3 3-3-3' stroke='%239fa6b2' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25rem;
  padding-right: 2.5rem;
}

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

.form-check-input {
  width: 1rem;
  height: 1rem;
  margin-right: var(--space-sm);
}

.form-check-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.input-group {
  display: flex;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
}

.input-group .form-control {
  flex: 1;
  min-width: 0;
  border-radius: 0;
}

.input-group .btn {
  flex-shrink: 0;
  border-radius: 0;
}

/* Alerts */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius);
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  border: 1px solid transparent;
  animation: fadeIn var(--transition);
}

.alert i {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.alert-message {
  font-size: var(--text-sm);
}

.alert-danger {
  background-color: rgba(247, 37, 133, 0.1);
  border-color: rgba(247, 37, 133, 0.2);
  color: var(--danger-color);
}

.alert-success {
  background-color: rgba(76, 201, 240, 0.1);
  border-color: rgba(76, 201, 240, 0.2);
  color: var(--success-color);
}

.alert-warning {
  background-color: rgba(248, 150, 30, 0.1);
  border-color: rgba(248, 150, 30, 0.2);
  color: var(--warning-color);
}

.alert-info {
  background-color: rgba(86, 11, 173, 0.1);
  border-color: rgba(86, 11, 173, 0.2);
  color: var(--info-color);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: var(--text-xs);
  font-weight: 500;
  line-height: 1;
  border-radius: var(--radius-full);
}

.badge-success {
  background-color: rgba(76, 201, 240, 0.1);
  color: var(--success-color);
}

.badge-warning {
  background-color: rgba(248, 150, 30, 0.1);
  color: var(--warning-color);
}

.badge-danger {
  background-color: rgba(247, 37, 133, 0.1);
  color: var(--danger-color);
}

.badge-primary {
  background-color: rgba(67, 97, 238, 0.1);
  color: var(--primary-color);
}
.menu-item:hover {
    text-decoration: none;
}

/* Remove focus underline */
.menu-item:focus {
    text-decoration: none;
}

/* Remove active underline */
.menu-item.active {
    text-decoration: none;
}

/* Cards */
.card {
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  margin-bottom: var(--space-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow);
}

.card-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.card-title {
  margin-bottom: 0;
  font-size: var(--text-lg);
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

/* Tables */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  font-weight: 500;
  color: var(--text-tertiary);
  background-color: var(--hover-color);
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

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

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

/* Action buttons */
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius);
  color: var(--text-tertiary);
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

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

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

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px);
  transition: transform var(--transition);
}

.modal.active .modal-content {
  transform: translateY(0);
}

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

.modal-title {
  margin-bottom: 0;
  font-size: var(--text-xl);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

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

.modal-body {
  padding: var(--space-lg);
}

.modal-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-md);
}

/* File upload */
.file-upload {
  position: relative;
}

.file-upload-input {
  position: absolute;
  width: 0.1px;
  height: 0.1px;
  opacity: 0;
  overflow: hidden;
  z-index: -1;
}

.file-upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-lg);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--hover-color);
  cursor: pointer;
  transition: all var(--transition);
}

.file-upload-label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-lighter);
}

.file-upload-text {
  text-align: center;
  margin-top: var(--space-md);
}

.file-upload-label i {
  font-size: 2rem;
  color: var(--primary-color);
}

.file-list {
  margin-top: var(--space-md);
}

.file-item {
  display: flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  background-color: var(--hover-color);
  margin-bottom: var(--space-sm);
}

.file-icon {
  margin-right: var(--space-md);
  font-size: 1.25rem;
}

.file-info {
  flex: 1;
}

.file-name {
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.file-size {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.file-remove {
  color: var(--text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.file-remove:hover {
  color: var(--danger-color);
}

/* Login container */
.login-container {
  display: flex;
  height: 100vh;
}

.login-left {
  flex: 1;
  background: var(--gradient-primary);
  color: white;
  padding: var(--space-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-left-content {
  max-width: 500px;
}

.login-left h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-lg);
  color: white;
}

.login-features {
  margin-top: var(--space-xl);
}

.login-feature {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.login-feature i {
  font-size: 1.25rem;
  color: var(--success-color);
}

.login-right {
  width: 450px;
  padding: var(--space-2xl);
  display: flex;
  align-items: center;
  background-color: var(--background-color);
  overflow-y: auto;
}

.login-form {
  width: 100%;
}

.login-logo {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.login-logo h2 {
  font-size: var(--text-3xl);
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
}

.login-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.remember-me {
  display: flex;
  align-items: center;
}

.forgot-password {
  font-size: var(--text-sm);
}

.login-btn {
  width: 100%;
  margin-bottom: var(--space-lg);
}

.login-footer {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* App layout */
#app-view {
  display: flex;
  height: 100%;
}

.sidebar {
  width: 280px;
  background-color: var(--card-bg);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition);
  z-index: 100;
}

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

.sidebar-header h2 {
  margin-bottom: 0;
  color: var(--primary-color);
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 1rem;
  transition: color var(--transition-fast);
}

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

.sidebar-menu {
  flex: 1;
  padding: var(--space-md) 0;
  overflow-y: auto;
}

.menu-category {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-lg);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

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

.menu-item.active {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.menu-item i {
  width: 1.25rem;
  text-align: center;
}

.menu-item-badge {
  margin-left: auto;
  background-color: var(--danger-color);
  color: white;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--border-color);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  flex-shrink: 0;
}

.user-info {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.logout-btn {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  position: relative;
  width: 40px;
  height: 40px;
}

.logout-btn i:last-child {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.logout-btn:hover i:first-child {
  opacity: 0;
}

.logout-btn:hover i:last-child {
  opacity: 1;
  color: var(--danger-color);
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.navbar {
  height: 64px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--card-bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  z-index: 50;
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.search-bar {
  position: relative;
}

.search-bar i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
}

.search-bar input {
  padding-left: 2.5rem;
  width: 240px;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.theme-toggle {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 1.25rem;
  transition: color var(--transition-fast);
}

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

.notification-btn {
  position: relative;
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 1.25rem;
  transition: color var(--transition-fast);
}

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

.notification-badge {
  position: absolute;
  top: -0.25rem;
  right: -0.25rem;
  background-color: var(--danger-color);
  color: white;
  font-size: var(--text-xs);
  font-weight: 600;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-dropdown {
  position: relative;
}

.user-dropdown-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: none;
  border: none;
  cursor: pointer;
}

.user-dropdown-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.user-dropdown i {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  transition: transform var(--transition-fast);
}

.user-dropdown.active i {
  transform: rotate(180deg);
}

.user-dropdown-menu {
  position: absolute;
  right: 0;
  top: calc(100% + var(--space-sm));
  width: 240px;
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 100;
}

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

.user-dropdown-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--border-color);
}

.user-dropdown-name {
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.user-dropdown-email {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

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

.user-dropdown-item i {
  width: 1rem;
  text-align: center;
}

.user-dropdown-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--border-color);
}

.content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.page-title {
  margin-bottom: 0;
}

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

/* Spinner */
.spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
  display: inline-block;
}

.spinner-primary {
  border-top-color: var(--primary-color);
  border-right-color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.spinner.hidden {
  display: none;
}

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

/* Animations */
.fade-in {
  animation: fadeIn var(--transition);
}

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

.hidden {
  display: none !important;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    transform: translateX(-100%);
  }
  
  .sidebar.active {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
}

@media (max-width: 768px) {
  .login-container {
    flex-direction: column;
  }
  
  .login-left {
    display: none;
  }
  
  .login-right {
    width: 100%;
    padding: var(--space-xl);
  }
  
  .card-header, .card-footer {
    flex-direction: column;
    align-items: stretch;
  }
  
  .page-header {
    flex-direction: column;
    align-items: stretch;
  }
  
  .page-actions {
    width: 100%;
  }
  
  .search-bar input {
    width: 180px;
  }
}

@media (max-width: 576px) {
  .content {
    padding: var(--space-md);
  }
  
  .modal-content {
    margin: var(--space-md);
    max-height: calc(100vh - var(--space-md) * 2);
  }
  
  .table th, .table td {
    padding: var(--space-sm);
  }
  
  .navbar-left .search-bar {
    display: none;
  }
}

/* Utility classes */
.d-flex {
  display: flex;
}

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

.justify-content-between {
  justify-content: space-between;
}

.justify-content-center {
  justify-content: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

.gap-1 { gap: var(--space-xs); }
.gap-2 { gap: var(--space-sm); }
.gap-3 { gap: var(--space-md); }
.gap-4 { gap: var(--space-lg); }
.gap-5 { gap: var(--space-xl); }

.w-100 { width: 100%; }

.text-center { text-align: center; }
.text-muted { color: var(--text-tertiary); }

.py-4 { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--hover-color);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

/* ======================== */
/* Modern Chat UI Styles */
/* ======================== */

.chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: var(--background-color);
}

.chat-header {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--card-bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

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

.chat-header-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.chat-header-name {
  font-weight: 600;
}

.chat-header-status {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.chat-header-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success-color);
}

.chat-header-status-dot.offline {
  background-color: var(--text-secondary);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  scroll-behavior: smooth;
}

.message {
  max-width: 80%;
  padding: 0.75rem 1rem;
  border-radius: 1rem;
  position: relative;
  word-wrap: break-word;
  line-height: 1.4;
  box-shadow: var(--shadow-sm);
}

.message-sent {
  align-self: flex-end;
  background-color: var(--primary-color);
  color: white;
  border-bottom-right-radius: 0.25rem;
}

.message-received {
  align-self: flex-start;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: 0.25rem;
}

.message-time {
  font-size: 0.6875rem;
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.25rem;
  opacity: 0.8;
}

.message-status {
  font-size: 0.75rem;
}

.message-status.delivered {
  color: var(--text-secondary);
}

.message-status.read {
  color: var(--info-color);
}

.chat-input-container {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--card-bg);
  position: sticky;
  bottom: 0;
}

.chat-input-form {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
}

.chat-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  background-color: var(--background-color);
  color: var(--text-primary);
  outline: none;
  resize: none;
  max-height: 120px;
  line-height: 1.4;
  transition: all var(--transition-fast);
}

.chat-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.chat-send-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.chat-send-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.chat-send-btn:disabled {
  background-color: var(--border-color);
  cursor: not-allowed;
  transform: none;
}

.chat-users-container {
  height: 100%;
  overflow-y: auto;
  padding: 1rem;
}

.chat-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chat-user:hover {
  background-color: var(--hover-color);
}

.chat-user.active {
  background-color: var(--primary-light);
}

.chat-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.chat-user-info {
  flex: 1;
  overflow: hidden;
  min-width: 0;
}

.chat-user-name {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-user-last-message {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-user-status {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
  flex-shrink: 0;
}

.chat-user-time {
  font-size: 0.6875rem;
  color: var(--text-secondary);
}

.chat-user-unread {
  background-color: var(--primary-color);
  color: white;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 600;
}

.chat-user-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.chat-user-status-dot.online {
  background-color: var(--success-color);
}

.chat-user-status-dot.offline {
  background-color: var(--text-secondary);
}

/* Animation for new messages */
@keyframes messageIn {
  0% {
    transform: translateY(10px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.message-animate {
  animation: messageIn 0.2s ease-out;
}

/* Typing indicator */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  background-color: var(--card-bg);
  border-radius: 1rem;
  width: fit-content;
  margin-bottom: 0.5rem;
  align-self: flex-start;
  border: 1px solid var(--border-color);
}

.typing-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-secondary);
  animation: typingAnimation 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) {
  animation-delay: 0s;
}

.typing-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingAnimation {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-5px);
  }
}

/* Empty state */
.chat-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

.chat-empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--border-color);
  opacity: 0.5;
}

/* Invite Organization Styles */
.invite-content {
  padding: 1rem;
}

.invite-hero {
  text-align: center;
  margin-bottom: 2rem;
  padding: 1rem;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-lighter));
  border-radius: 0.5rem;
}

.invite-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.invite-hero h3 {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.invite-hero p {
  color: var(--text-secondary);
  margin-bottom: 0;
}

.invite-link-container {
  margin-bottom: 2rem;
}

.input-group {
  display: flex;
  border-radius: 0.5rem;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.input-group .form-control {
  border: none;
  border-radius: 0;
  flex: 1;
  padding: 0.75rem 1rem;
  background-color: var(--background-color);
}

.input-group .btn {
  border-radius: 0;
  border-left: 1px solid var(--border-color);
  padding: 0 1.5rem;
  white-space: nowrap;
}

.invite-features {
  margin-bottom: 2rem;
}

.invite-features h4 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.invite-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.invite-features li {
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  color: var(--text-primary);
}

.invite-features li i {
  margin-right: 0.75rem;
  color: var(--success-color);
}

.social-share h4 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.social-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem;
}

.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem;
  border-radius: 0.5rem;
  border: none;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.social-btn i {
  font-size: 1.1rem;
}

.social-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.social-btn.email {
  background-color: #f0f5ff;
  color: #3d7eff;
}

.social-btn.whatsapp {
  background-color: #e5f7f0;
  color: #25D366;
}

.social-btn.linkedin {
  background-color: #e8f0fe;
  color: #0A66C2;
}

.social-btn.twitter {
  background-color: #e8f4fd;
  color: #1DA1F2;
}

/* Admin badge styles */
.admin-badge {
  display: inline-block;
  margin-left: 5px;
  color: var(--accent-color);
  font-size: 0.8em;
  vertical-align: middle;
}

/* OTP verification modal styles */
.otp-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.otp-modal.active {
  opacity: 1;
  visibility: visible;
}

.otp-modal-content {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 0.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-xl);
}

.otp-input-container {
  display: flex;
  justify-content: space-between;
  margin: 1rem 0;
  gap: 0.5rem;
}

.otp-input {
  width: 50px;
  height: 50px;
  text-align: center;
  font-size: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.25rem;
  background-color: var(--background-color);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.otp-input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.resend-otp {
  margin-top: 1rem;
  text-align: center;
}

.resend-otp a {
  color: var(--primary-color);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.resend-otp a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Responsive layout for chat */
@media (max-width: 768px) {
  .chat-container {
    height: calc(100vh - 60px);
    overflow-y: auto;
  }
  
  .chat-users-container {
    width: 100%;
    border-right: none;
    overflow-y: auto;
  }
  
  .chat-empty-state {
    display: none;
  }
  
  #active-chat {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--background-color);
    z-index: 100;
  }
  
  .chat-back-btn {
    display: block;
  }
}

/* Print styles for reports */
@media print {
  body * {
    visibility: hidden;
  }
  
  .modal-content, .modal-content * {
    visibility: visible;
  }
  
  .modal {
    position: absolute;
    background-color: white;
  }
  
  .modal-header, .modal-footer {
    display: none;
  }
}
/* Search Bar Styles */
.search-bar {
  position: relative;
  width: 100%;
  max-width: 400px;
}

.search-bar input {
  width: 100%;
  padding: 0.625rem 1rem 0.625rem 2.75rem;
  font-size: var(--text-sm);
  color: var(--text-primary);
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.search-bar i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.search-bar input:focus + i {
  color: var(--primary-color);
}

/* Dark mode adjustments */
[data-theme="dark"] .search-bar input {
  background-color: var(--card-bg);
}

/* Search bar in navbar */
.navbar .search-bar {
  max-width: 280px;
}

.navbar .search-bar input {
  background-color: var(--card-bg);
  border-radius: var(--radius-full);
  padding-left: 2.5rem;
}

/* Search bar in cards */
.card .search-bar {
  max-width: 240px;
}

.card .search-bar input {
  background-color: var(--background-color);
  border-radius: var(--radius);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .navbar .search-bar {
    display: none;
  }
  
  .search-bar {
    max-width: 100%;
  }
}

/* Search bar with button */
.search-bar-with-button {
  display: flex;
  gap: 0.5rem;
}

.search-bar-with-button .search-bar {
  flex: 1;
}

.search-bar-with-button .btn {
  flex-shrink: 0;
}
/* Chat Container Structure */
.chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow-y: auto;
}

/* Messages Area - Scrollable */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  scroll-behavior: smooth;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  /* Custom scrollbar */
  scrollbar-width: thin;
  scrollbar-color: var(--primary-color) var(--border-color);
}

/* Custom scrollbar for WebKit browsers */
.chat-messages::-webkit-scrollbar {
  width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
  background: var(--border-color);
  border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb {
  background-color: var(--primary-color);
  border-radius: 4px;
}

/* Fixed Input Area */
.chat-input-container {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--card-bg);
  position: sticky;
  bottom: 0;
  z-index: 10;
}

/* Ensure messages don't push input off screen */
.chat-messages-wrapper {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* Header stays fixed */
.chat-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: var(--card-bg);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .chat-messages {
    padding-bottom: 0.5rem;
    overflow-y: auto;
  }
  
  .chat-input-container {
    padding: 0.75rem;
  }
}
/* Chat Messages Scrollbar Styles */
.chat-messages {
  /* Existing styles */
  scrollbar-width: thin; /* For Firefox */
  scrollbar-gutter: stable;
  overflow-y: overlay; /* Creates floating scrollbar */
}

/* Custom scrollbar for WebKit browsers (Chrome, Safari, Edge) */
.chat-messages::-webkit-scrollbar {
  width: 8px;
  background-color: transparent;
}

.chat-messages::-webkit-scrollbar-track {
  background-color: transparent;
  border-radius: 4px;
  margin: 4px 0;
}

.chat-messages::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  border: 2px solid transparent;
  background-clip: content-box;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
  background-color: rgba(0, 0, 0, 0.3);
}

/* Dark theme adjustments */
[data-theme="dark"] .chat-messages::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .chat-messages::-webkit-scrollbar-thumb:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

/* Firefox scrollbar styling */
@supports (scrollbar-color: auto) {
  .chat-messages {
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
    scrollbar-width: thin;
  }
  
  [data-theme="dark"] .chat-messages {
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
  }
}

/* Smooth scrolling behavior */
.chat-messages {
  scroll-behavior: smooth;
  overflow-y: auto;
}


/* Keep scrollbar visible during interactions */
.chat-messages:active::-webkit-scrollbar-thumb,
.chat-messages:focus::-webkit-scrollbar-thumb,
.chat-messages:hover::-webkit-scrollbar-thumb {
  visibility: visible;
  background-color: rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .chat-messages:active::-webkit-scrollbar-thumb,
[data-theme="dark"] .chat-messages:focus::-webkit-scrollbar-thumb,
[data-theme="dark"] .chat-messages:hover::-webkit-scrollbar-thumb {
  background-color: rgba(255, 255, 255, 0.4);
}
 /* Voice Recording UI Styles */
.voice-recording-ui {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    background-color: var(--card-bg);
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.recording-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--danger-color);
}

.pulse-animation {
    width: 12px;
    height: 12px;
    background-color: var(--danger-color);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(220, 53, 69, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0);
    }
}

.recording-timer {
    font-family: monospace;
    font-size: 1rem;
}

.chat-action-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    margin-right: 0.5rem;
}

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

/* Audio message styling */
.message-audio {
    width: 250px;
    max-width: 100%;
    background-color: var(--primary-light);
    border-radius: 1rem;
    padding: 0.75rem 1rem;
}

.message-audio audio {
    width: 100%;
    outline: none;
}

.message-audio .audio-duration {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    /* Custom scrollbar styles */
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
    max-height: calc(100vh - 180px); /* Adjust based on your layout */
}

/* Custom scrollbar for WebKit browsers (Chrome, Safari) */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background-color: var(--primary-dark);
}

.invite-content {
    padding: 1rem;
}

.invite-hero {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-lighter));
    border-radius: 0.5rem;
}

.invite-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.invite-hero h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.invite-hero p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.invite-link-container {
    margin-bottom: 2rem;
}

.input-group .chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    /* Custom scrollbar styles */
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
}

/* Custom scrollbar for WebKit browsers (Chrome, Safari) */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background-color: var(--primary-dark);
}

/* Firefox scrollbar */
.chat-messages {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
}

/* Users list scrollbar */
.chat-users-container {
    height: 100%;
    overflow-y: auto;
    padding: 1rem;
    /* Custom scrollbar styles */
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
}

.chat-users-container::-webkit-scrollbar {
    width: 8px;
}

.chat-users-container::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 4px;
}

.chat-users-container::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 4px;
}

.chat-users-container::-webkit-scrollbar-thumb:hover {
    background-color: var(--primary-dark);
}

.invite-content {
    padding: 1rem;
}

.invite-hero {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-lighter));
    border-radius: 0.5rem;
}

.invite-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.invite-hero h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.invite-hero p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.invite-link-container {
    margin-bottom: 2rem;
}

.input-group {
{
    display: flex;
    border-radius: 0.5rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.input-group .form-control {
    border: none;
    border-radius: 0;
    flex: 1;
    padding: 0.75rem 1rem;
    background-color: var(--background-color);
}

.input-group .btn {
    border-radius: 0;
    border-left: 1px solid var(--border-color);
    padding: 0 1.5rem;
    white-space: nowrap;
}

.invite-features {
    margin-bottom: 2rem;
}

.invite-features h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.invite-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.invite-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    color: var(--text-primary);
}

.invite-features li i {
    margin-right: 0.75rem;
    color: var(--success-color);
}

.social-share h4 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.social-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.75rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.social-btn i {
    font-size: 1.1rem;
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.social-btn.email {
    background-color: #f0f5ff;
    color: #3d7eff;
}

.social-btn.whatsapp {
    background-color: #e5f7f0;
    color: #25D366;
}

.social-btn.linkedin {
    background-color: #e8f0fe;
    color: #0A66C2;
}

.social-btn.twitter {
    background-color: #e8f4fd;
    color: #1DA1F2;
}
        /* Add admin badge styles */
        .admin-badge {
            display: inline-block;
            margin-left: 5px;
            color: #1DA1F2; /* Twitter blue color */
            font-size: 0.8em;
            vertical-align: middle;
        }
        
        /* OTP verification modal styles */
        .otp-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s;
        }
        
        .otp-modal.active {
            opacity: 1;
            visibility: visible;
        }
        
        .otp-modal-content {
            background-color: var(--card-bg);
            padding: 2rem;
            border-radius: 0.5rem;
            width: 100%;
            max-width: 400px;
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
        }
        
        .otp-input-container {
            display: flex;
            justify-content: space-between;
            margin: 1rem 0;
        }
        
        .otp-input {
            width: 50px;
            height: 50px;
            text-align: center;
            font-size: 1.5rem;
            border: 1px solid var(--border-color);
            border-radius: 0.25rem;
            background-color: var(--background-color);
            color: var(--text-primary);
        }
        
        .otp-input:focus {
            border-color: var(--primary-color);
            outline: none;
        }
        
        .resend-otp {
            margin-top: 1rem;
            text-align: center;
        }
        
        .resend-otp a {
            color: var(--primary-color);
            cursor: pointer;
        }
        
        .chat-container {
            display: flex;
            flex-direction: column;
            height: 100%;
            background-color: var(--background-color);
        }        
        .chat-header {
            padding: 1rem;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
            background-color: var(--card-bg);
        }
        
        .chat-header-info {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        
        .chat-header-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.875rem;
        }
        
        .chat-header-name {
            font-weight: 600;
        }
        
        .chat-header-status {
            font-size: 0.75rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        
        .chat-header-status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--success-color);
        }
        
        .chat-header-status-dot.offline {
            background-color: var(--text-secondary);
        }
        
        .chat-messages {
            flex: 1;
            overflow-y: auto;
            padding: 1rem;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        
        .message {
            max-width: 70%;
            padding: 0.75rem 1rem;
            border-radius: 1rem;
            position: relative;
            word-wrap: break-word;
            line-height: 1.4;
        }
        
        .message-sent {
            align-self: flex-end;
            background-color: var(--primary-color);
            color: white;
            border-bottom-right-radius: 0.25rem;
        }
        
        .message-received {
            align-self: flex-start;
            background-color: var(--card-bg);
            border-bottom-left-radius: 0.25rem;
        }
        
        .message-time {
            font-size: 0.6875rem;
            margin-top: 0.25rem;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 0.25rem;
            opacity: 0.8;
        }
        
        .message-status {
            font-size: 0.75rem;
        }
        
        .message-status.delivered {
            color: var(--text-secondary);
        }
        
        .message-status.read {
            color: var(--info-color);
        }
        
        .chat-input-container {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--card-bg);
  position: sticky;
  bottom: 0;
  width: 100%;
  /* Adjust input container height as needed */
  min-height: 80px;
}

        .chat-input-form {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
}

        .chat-input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  background-color: var(--background-color);
  color: var(--text-primary);
  outline: none;
  resize: none;
  min-height: 50px; /* Minimum height */
  max-height: 120px; /* Maximum height before scrolling */
  line-height: 1.4;
  transition: all var(--transition-fast);
}
        
        .chat-input:focus {
            border-color: var(--primary-color);
        }
        
        .chat-send-btn {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--primary-color);
            color: white;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        .chat-send-btn:hover {
            background-color: var(--primary-dark);
        }
        
        .chat-send-btn:disabled {
            background-color: var(--border-color);
            cursor: not-allowed;
        }
        
        .chat-users-container {
            height: 100%;
            overflow-y: auto;
            padding: 1rem;
        }
        
        .chat-user {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.75rem;
            border-radius: 0.5rem;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        .chat-user:hover {
            background-color: var(--hover-color);
        }
        
        .chat-user.active {
            background-color: var(--primary-light);
        }
        
        .chat-user-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.875rem;
        }
        
        .chat-user-info {
            flex: 1;
            overflow: hidden;
        }
        
        .chat-user-name {
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        
        .chat-user-last-message {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        
        .chat-user-status {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 0.25rem;
        }
        
        .chat-user-time {
            font-size: 0.6875rem;
            color: var(--text-secondary);
        }
        
        .chat-user-unread {
            background-color: var(--primary-color);
            color: white;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.6875rem;
            font-weight: 600;
        }
        
        .chat-user-status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }
        
        .chat-user-status-dot.online {
            background-color: var(--success-color);
        }
        
        .chat-user-status-dot.offline {
            background-color: var(--text-secondary);
        }
        
        /* Animation for new messages */
        @keyframes messageIn {
            0% {
                transform: translateY(10px);
                opacity: 0;
            }
            100% {
                transform: translateY(0);
                opacity: 1;
            }
        }
        
        .message-animate {
            animation: messageIn 0.2s ease-out;
        }
        
        /* Typing indicator */
        .typing-indicator {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            padding: 0.5rem 1rem;
            background-color: var(--card-bg);
            border-radius: 1rem;
            width: fit-content;
            margin-bottom: 0.5rem;
            align-self: flex-start;
        }
        
        .typing-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--text-secondary);
            animation: typingAnimation 1.4s infinite ease-in-out;
        }
        
        .typing-dot:nth-child(1) {
            animation-delay: 0s;
        }
        
        .typing-dot:nth-child(2) {
            animation-delay: 0.2s;
        }
        
        .typing-dot:nth-child(3) {
            animation-delay: 0.4s;
        }
        
        @keyframes typingAnimation {
            0%, 60%, 100% {
                transform: translateY(0);
            }
            30% {
                transform: translateY(-5px);
            }
        }
        
        /* Empty state */
        .chat-empty-state {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100%;
            text-align: center;
            padding: 2rem;
            color: var(--text-secondary);
        }
        
        .chat-empty-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            color: var(--border-color);
        }
        
        /* Responsive layout */
        @media (max-width: 768px) {
            .chat-container {
                height: calc(100vh - 60px);
            }
        }
        .chat-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  /* Ensure messages stop above input container */
  max-height: calc(100% - 80px); /* Adjust based on input container height */
  scroll-behavior: smooth;
}

/* Custom scrollbar for WebKit browsers (Chrome, Safari) */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background-color: var(--primary-dark);
}

/* Firefox scrollbar */
.chat-messages {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
}

/* Users list scrollbar */
.chat-users-container {
    height: 100%;
    overflow-y: auto;
    padding: 1rem;
    /* Custom scrollbar styles */
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--border-color);
}

.chat-users-container::-webkit-scrollbar {
    width: 8px;
}

.chat-users-container::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 4px;
}

.chat-users-container::-webkit-scrollbar-thumb {
    background-color: var(--primary-color);
    border-radius: 4px;
}

.chat-users-container::-webkit-scrollbar-thumb:hover {
    background-color: var(--primary-dark);
}
.no-messages-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

.no-messages-image {
    max-width: 200px;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.no-messages-text {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.no-messages-subtext {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}