/**
 * Admin Dashboard Styles
 * Specific styles for admin interface
 */

/* ========== Admin Header ========== */
.admin-header {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: white;
  padding: var(--space-xl) 0;
  box-shadow: var(--shadow-lg);
  border-bottom: 4px solid var(--color-accent-gold);
  position: relative;
}

.admin-header::before {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-red), var(--color-accent-gold), var(--color-primary));
}

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

/* Language switcher in admin header */
.admin-header .language-switcher {
  position: static;
  background: transparent;
  padding: 0;
  box-shadow: none;
  gap: var(--space-xs);
}

.admin-header .lang-btn {
  padding: var(--space-xs) var(--space-md);
  border: 2px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: white;
  font-size: var(--font-xs);
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--duration-normal) ease;
  text-transform: uppercase;
}

.admin-header .lang-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.admin-header .lang-btn.active {
  background: var(--color-accent-gold);
  color: var(--color-primary);
  border-color: var(--color-accent-gold);
  font-weight: 700;
}

.admin-nav a {
  color: white;
  text-decoration: none;
  padding: var(--space-sm) var(--space-lg);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-md);
  transition: all var(--duration-normal) ease;
  font-weight: 600;
  backdrop-filter: blur(10px);
  font-size: var(--font-sm);
  white-space: nowrap;
}

.admin-nav a:hover {
  border-color: var(--color-accent-gold);
  background: rgba(247, 198, 8, 0.2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.logout-btn {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-sm);
  font-weight: 600;
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--duration-normal) ease;
  white-space: nowrap;
}

.logout-btn:hover {
  border-color: var(--color-accent-red);
  background: rgba(196, 30, 58, 0.2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.logo-container h1 {
  color: white;
  font-size: var(--font-2xl);
  font-weight: 700;
  margin: 0;
}

.admin-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-xl);
}

/* ========== Stats Grid ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
  animation: fadeIn var(--duration-normal) ease-out;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-tertiary));
  padding: var(--space-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  transition: all var(--duration-normal) cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-red), var(--color-accent-gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) ease;
}

.stat-card:hover::before {
  transform: scaleX(1);
}

.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-light);
}

.stat-icon {
  width: 90px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--border-radius-lg);
  color: white;
  box-shadow: var(--shadow-md);
  transition: all var(--duration-normal) ease;
  flex-shrink: 0;
}

.stat-card:hover .stat-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 20px rgba(26, 43, 74, 0.3);
}

/* Style Feather icons inside stat-icon */
.stat-icon svg,
.stat-icon [data-feather] {
  width: 48px;
  height: 48px;
  stroke-width: 2.5;
}

.stat-content {
  flex: 1;
}

.stat-content h3 {
  font-size: var(--font-3xl);
  margin: 0 0 var(--space-xs) 0;
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1;
}

.stat-content p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-base);
  font-weight: 600;
}

/* ========== Action Buttons ========== */
.action-buttons {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-base);
  font-weight: 600;
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--duration-normal) cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

.btn-danger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-base);
  font-weight: 600;
  background: linear-gradient(135deg, var(--color-accent-red), var(--color-accent-red-dark));
  color: white;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--duration-normal) cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.btn-danger::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width var(--duration-slow) ease, height var(--duration-slow) ease;
}

.btn-danger:hover::before {
  width: 300px;
  height: 300px;
}

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

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

/* ========== Table Section ========== */
.table-section {
  background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-tertiary));
  padding: var(--space-2xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  border: 2px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
}

.table-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-gold));
}

.table-section h2 {
  margin-bottom: var(--space-xl);
  color: var(--color-primary);
  font-size: var(--font-2xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl);
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.filter-input {
  flex: 1;
  min-width: 280px;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-base);
  border: 2px solid var(--color-border-light);
  border-radius: var(--border-radius-md);
  transition: all var(--duration-normal) ease;
  background: white;
}

.filter-input:hover {
  border-color: var(--color-border-medium);
}

.filter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
  transform: translateY(-1px);
}

.table-count {
  color: var(--color-text-primary);
  font-size: var(--font-base);
  font-weight: 600;
  padding: var(--space-sm) var(--space-lg);
  background: white;
  border-radius: var(--border-radius-full);
  border: 2px solid var(--color-border-light);
}

.table-container {
  overflow-x: auto;
  margin-bottom: var(--space-xl);
  background: white;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-sm);
}

thead {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  position: sticky;
  top: 0;
  z-index: 10;
}

th {
  padding: var(--space-lg) var(--space-md);
  text-align: left;
  font-weight: 700;
  color: white;
  border-bottom: 3px solid var(--color-accent-gold);
  font-size: var(--font-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tbody tr {
  border-bottom: 1px solid var(--color-border-light);
  transition: all var(--duration-fast) ease;
  background: white;
}

tbody tr:nth-child(even) {
  background: var(--color-bg-secondary);
}

tbody tr:hover {
  background: linear-gradient(90deg, var(--color-bg-tertiary), white);
  transform: scale(1.01);
  box-shadow: var(--shadow-sm);
}

td {
  padding: var(--space-lg) var(--space-md);
  color: var(--color-text-primary);
  font-size: var(--font-sm);
}

td:first-child {
  font-weight: 600;
  color: var(--color-primary);
}

.empty-state {
  text-align: center;
  padding: var(--space-3xl);
  color: var(--color-text-muted);
  background: var(--color-bg-tertiary);
  border-radius: var(--border-radius-md);
  margin: var(--space-xl);
}

.empty-state::before {
  content: '📋';
  display: block;
  font-size: var(--font-3xl);
  margin-bottom: var(--space-md);
  opacity: 0.5;
}

.action-cell {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

.btn-icon {
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: 2px solid transparent;
  font-size: var(--font-lg);
  cursor: pointer;
  border-radius: var(--border-radius-sm);
  transition: all var(--duration-fast) ease;
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-primary-light);
  color: var(--color-primary);
  transform: scale(1.1);
}

.btn-icon svg {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
}

.btn-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--duration-fast) ease;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius-sm);
}

.btn-link:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-accent-red);
  text-decoration: none;
  transform: translateX(4px);
}

/* ========== Pagination - Load More ========== */
.pagination-loadmore {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
  margin-top: var(--space-lg);
}

.employee-count-display {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
}

.employee-count-display strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

#load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: var(--color-bg-secondary);
  border: 2px solid var(--color-border-light);
  border-radius: var(--border-radius-md);
  color: var(--color-text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast);
}

#load-more-btn:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

#load-more-btn:active {
  transform: translateY(0);
}

#load-more-btn i {
  width: 18px;
  height: 18px;
}

.load-more-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.spinner-small {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ========== Modals ========== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(26, 43, 74, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: var(--space-xl);
  animation: fadeIn var(--duration-fast) ease-out;
}

.modal-content {
  background: var(--color-bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 700px;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp var(--duration-normal) cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid var(--color-border-light);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-xl) var(--space-2xl);
  border-bottom: 3px solid var(--color-border-light);
  background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-tertiary));
  position: relative;
}

.modal-header::before {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-red), var(--color-accent-gold));
}

.modal-header h2 {
  margin: 0;
  color: var(--color-primary);
  font-size: var(--font-2xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.modal-close {
  background: transparent;
  border: 2px solid transparent;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  font-size: var(--font-2xl);
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all var(--duration-fast) ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  color: var(--color-accent-red);
  background: var(--color-error-light);
  border-color: var(--color-accent-red);
  transform: rotate(90deg);
}

/* ========== Forms ========== */
form {
  padding: var(--space-2xl);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group label {
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: var(--font-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.form-group label .required {
  color: var(--color-accent-red);
  font-size: var(--font-lg);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-base);
  border: 2px solid var(--color-border-light);
  border-radius: var(--border-radius-md);
  transition: all var(--duration-normal) ease;
  background: white;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
  border-color: var(--color-border-medium);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
  transform: translateY(-1px);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: var(--color-error);
  background: var(--color-error-light);
}

.form-group .error-message {
  color: var(--color-error);
  font-size: var(--font-sm);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  animation: shake var(--duration-fast) ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-lg);
  padding-top: var(--space-2xl);
  border-top: 3px solid var(--color-border-light);
}

.form-actions button {
  flex-shrink: 0;
  white-space: nowrap;
}

.form-actions .btn-secondary {
  padding: var(--space-sm) var(--space-md);
  font-size: 14px;
}

/* ========== CSV Import ========== */
.csv-instructions {
  padding: 24px 32px;
  background: var(--color-bg-tertiary);
  border-left: 4px solid var(--color-primary);
  margin: 0 32px 24px 32px;
}

.csv-instructions h3 {
  margin-bottom: 12px;
  color: var(--color-primary);
}

.csv-instructions code {
  display: block;
  background: white;
  padding: 12px;
  border-radius: 4px;
  margin: 12px 0;
  font-family: 'Courier New', monospace;
  font-size: 12px;
  overflow-x: auto;
}

.csv-instructions .note {
  margin-top: 12px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.csv-preview {
  margin: 24px 0;
  padding: 16px;
  background: var(--color-bg-tertiary);
  border-radius: var(--border-radius-sm);
}

.csv-preview pre {
  overflow-x: auto;
  font-size: 12px;
  font-family: 'Courier New', monospace;
}

.import-progress {
  padding: 32px;
}

.progress-bar {
  width: 100%;
  height: 40px;
  background: var(--color-bg-tertiary);
  border-radius: var(--border-radius-full);
  overflow: hidden;
  margin: var(--space-xl) 0;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--color-border-light);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-gold), var(--color-accent-green));
  background-size: 200% 100%;
  animation: gradientShift 2s ease infinite;
  transition: width var(--duration-slow) cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 20px rgba(26, 43, 74, 0.3);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

#progress-text {
  text-align: center;
  font-weight: 600;
  color: var(--color-text-primary);
}

.import-summary {
  background: var(--color-bg-tertiary);
  padding: 20px;
  border-radius: var(--border-radius-sm);
  margin-top: 20px;
}

.import-summary h4 {
  margin-bottom: 12px;
  color: var(--color-primary);
}

.import-summary p {
  margin: 8px 0;
}

.import-summary .success {
  color: var(--success-color);
}

.import-summary .warning {
  color: var(--accent-color);
}

.import-summary .error {
  color: var(--error-color);
}

.error-list {
  max-height: 200px;
  overflow-y: auto;
  padding-left: 20px;
  margin-top: 12px;
}

.error-list li {
  color: var(--error-color);
  margin: 8px 0;
  font-size: 14px;
}

/* ========== Toast Notifications ========== */
.toast-container {
  position: fixed;
  top: var(--space-2xl);
  right: var(--space-2xl);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 400px;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  background: white;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-xl);
  border-left: 4px solid var(--color-primary);
  animation: slideInRight var(--duration-normal) cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

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

.toast.error {
  border-left-color: var(--color-error);
}

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

.toast.info {
  border-left-color: var(--color-info);
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.toast-icon {
  width: var(--icon-size-xl);
  height: var(--icon-size-xl);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bg-tertiary);
}

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

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

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

.toast.info .toast-icon {
  background: var(--color-info-light);
  color: var(--color-info);
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 700;
  font-size: var(--font-base);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.toast-message {
  font-size: var(--font-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

.toast-close {
  background: transparent;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all var(--duration-fast) ease;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

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

.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 4px;
  background: currentColor;
  opacity: 0.3;
  animation: toastProgress 5s linear forwards;
}

@keyframes toastProgress {
  from {
    width: 100%;
  }
  to {
    width: 0%;
  }
}

/* ========== Checkbox Styling ========== */
.checkbox-cell input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--color-primary);
  border-radius: var(--border-radius-xs);
}

/* ========== Loading State for Buttons ========== */
.btn-primary.loading,
.btn-secondary.loading,
.btn-danger.loading {
  position: relative;
  color: transparent;
  pointer-events: none;
}

.btn-primary.loading::after,
.btn-secondary.loading::after,
.btn-danger.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  top: 50%;
  left: 50%;
  margin-left: -10px;
  margin-top: -10px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn-secondary.loading::after {
  border-color: rgba(26, 43, 74, 0.3);
  border-top-color: var(--color-primary);
}

/* ========== Responsive Design ========== */

/* Tablet */
@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .action-buttons {
    gap: var(--space-sm);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .admin-header {
    padding: var(--space-md) 0;
  }

  .admin-header .container {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .logo-container {
    gap: var(--space-md);
  }

  .logo-container h1 {
    font-size: var(--font-xl);
  }

  .admin-nav {
    flex-wrap: wrap;
    gap: var(--space-sm);
    width: 100%;
  }

  .admin-nav a,
  .logout-btn {
    font-size: var(--font-xs);
    padding: var(--space-xs) var(--space-md);
  }

  .admin-header .lang-btn {
    padding: 6px var(--space-sm);
    font-size: 11px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

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

  .stat-icon {
    width: 70px;
    height: 70px;
  }

  .stat-icon svg,
  .stat-icon [data-feather] {
    width: 36px;
    height: 36px;
  }

  .table-section {
    padding: var(--space-lg);
  }

  .table-container {
    font-size: var(--font-xs);
  }

  th,
  td {
    padding: var(--space-md) var(--space-sm);
    font-size: var(--font-xs);
  }

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

  .modal-content {
    max-width: 100%;
    max-height: 95vh;
  }

  .modal-header,
  form {
    padding: var(--space-lg);
  }

  .action-cell {
    flex-direction: row;
    justify-content: center;
  }

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

  .action-buttons button {
    width: 100%;
    justify-content: center;
  }

  .toast-container {
    top: var(--space-md);
    right: var(--space-md);
    left: var(--space-md);
    max-width: none;
  }

  .toast {
    padding: var(--space-md) var(--space-lg);
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .stat-card {
    flex-direction: column;
    text-align: center;
  }

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

  .filter-input {
    min-width: 100%;
  }

  .pagination {
    flex-direction: column;
    gap: var(--space-sm);
  }
}