/* Admin Page Styles - Enhanced Version */
.admin-container {
  max-width: 1000px;
  margin: 30px auto;
  padding: 25px;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* Admin Header Styling */
.admin-header {
  display: flex;
  align-items: center;
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
  transition: border-color 0.3s ease;
}

.admin-header h1 {
  margin: 0;
  font-size: 24px;
  color: #2F5061;
  font-weight: 600;
  transition: color 0.3s ease;
}

.admin-header .admin-icon {
  margin-right: 15px;
  font-size: 28px;
  color: #4297A0;
  transition: color 0.3s ease;
}

/* Admin Statistics */
.admin-stats {
  display: flex;
  margin-bottom: 25px;
  color: #546e7a;
  font-size: 16px;
  background-color: #f9fbfc;
  padding: 15px;
  border-radius: 8px;
  border-left: 4px solid #4297A0;
  transition: all 0.3s ease;
}

.admin-stats .pending-count {
  font-weight: 600;
  color: #e76f51;
  margin-left: 5px;
  transition: color 0.3s ease;
}

/* Error Message Styling */
#adminError {
  background-color: #fdecea;
  color: #d32f2f;
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 20px;
  display: none;
  border-left: 4px solid #d32f2f;
  font-size: 15px;
  transition: all 0.3s ease;
}

/* Loading Spinner */
.loading-spinner {
  display: none;
  justify-content: center;
  margin: 30px 0;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(66, 151, 160, 0.2);
  border-radius: 50%;
  border-left-color: #4297A0;
  animation: spin 1s linear infinite;
}

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

/* Requests Table Styling */
.requests-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  margin-bottom: 30px;
  transition: box-shadow 0.3s ease;
}

.requests-table thead {
  background-color: #e9eef2;
  transition: background-color 0.3s ease;
}

.requests-table th {
  padding: 15px;
  font-weight: 600;
  color: #2F5061;
  text-align: left;
  border-bottom: 2px solid #d0d9e1;
  transition: all 0.3s ease;
}

.requests-table td {
  padding: 12px 15px;
  border-bottom: 1px solid #eaecef;
  color: #333;
  vertical-align: middle;
  transition: all 0.3s ease;
}

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

.requests-table tbody tr:hover {
  background-color: #f5f9fa;
  transition: background-color 0.2s ease;
}

.requests-table .user-name {
  font-weight: 500;
  color: #2F5061;
  transition: color 0.3s ease;
}

.requests-table .user-email {
  color: #546e7a;
  transition: color 0.3s ease;
}

.requests-table .time-stamp {
  color: #78909c;
  font-size: 14px;
  transition: color 0.3s ease;
}

/* Action Buttons Styling */
.action-buttons {
  display: flex;
  gap: 10px;
}

.approve-btn, .deny-btn {
  padding: 8px 14px;
  border: none;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.approve-btn {
  background-color: #2F5061;
  color: white;
}

.approve-btn:hover {
  background-color: #4297A0;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.deny-btn {
  background-color: #E57F84;
  color: white;
}

.deny-btn:hover {
  background-color: #E57373;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(229, 115, 115, 0.3);
}

.approve-btn:disabled, .deny-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* No Requests Message */
.no-requests {
  text-align: center;
  padding: 30px;
  background-color: #f9f9f9;
  border-radius: 8px;
  margin: 20px 0;
  color: #546e7a;
  font-size: 16px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.no-requests i {
  display: block;
  font-size: 36px;
  color: #4CAF50;
  margin-bottom: 15px;
  transition: color 0.3s ease;
}

/* Passcode Container */
.passcode-container {
  margin-top: 40px;
  padding: 25px;
  background-color: #f9fbfc;
  border-radius: 8px;
  border-top: 1px solid #e0e0e0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.passcode-container h2 {
  font-size: 20px;
  margin-bottom: 20px;
  color: #2F5061;
  font-weight: 600;
  transition: color 0.3s ease;
}

.passcode-container input {
  width: 100%;
  max-width: 400px;
  padding: 12px;
  margin-bottom: 15px;
  border: 1px solid #d0d9e1;
  border-radius: 6px;
  font-size: 15px;
  transition: all 0.3s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
  background-color: white;
  color: #333;
}

.passcode-container input:focus {
  border-color: #4297A0;
  outline: none;
  box-shadow: 0 0 0 2px rgba(66, 151, 160, 0.2);
}

.passcode-container button {
  padding: 12px 20px;
  font-size: 15px;
  background-color: #2F5061;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.passcode-container button:hover {
  background-color: #4297A0;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.passcode-container button:disabled {
  opacity: 0.7;
  cursor: wait;
  transform: none;
}

#passcodeStatus {
  margin-top: 15px;
  font-size: 15px;
  padding: 10px;
  border-radius: 6px;
  transition: all 0.3s ease;
}

/* Modal Styling */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  animation: fadeIn 0.2s ease;
}

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

.modal-content {
  background-color: #fff;
  padding: 30px;
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
  text-align: center;
  animation: slideIn 0.3s ease;
  transition: all 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateY(-30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-title {
  font-size: 22px;
  margin-bottom: 15px;
  color: #2F5061;
  font-weight: 600;
  transition: color 0.3s ease;
}

.modal-message {
  margin-bottom: 25px;
  line-height: 1.6;
  color: #546e7a;
  font-size: 16px;
  transition: color 0.3s ease;
}

.modal-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.modal-buttons button {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  min-width: 100px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.btn-confirm {
  background-color: #2F5061;
  color: white;
}

.btn-confirm:hover {
  background-color: #4297A0;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.btn-cancel {
  background-color: #90a4ae;
  color: white;
}

.btn-cancel:hover {
  background-color: #78909c;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Dark Mode Toggle Styles */
.dark-mode-toggle {
  display: flex;
  align-items: center;
}

.dark-mode-btn {
  background: none;
  border: 2px solid #4297A0;
  color: #4297A0;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
}

.dark-mode-btn:hover {
  background-color: #4297A0;
  color: white;
  transform: scale(1.05);
}

.dark-mode-btn i {
  font-size: 18px;
  transition: all 0.3s ease;
}

.light-icon {
  display: none;
}

.dark-icon {
  display: inline-block;
}

/* ============================================
   DARK MODE STYLES
   ============================================ */

body.dark-mode {
  background-color: #121212;
  color: #e0e0e0;
}

/* Dark Mode: Admin Container */
.dark-mode .admin-container {
  background-color: #1e1e1e;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  color: #e0e0e0;
}

/* Dark Mode: Admin Header */
.dark-mode .admin-header {
  border-bottom: 1px solid #333;
}

.dark-mode .admin-header h1 {
  color: #64b5f6;
}

.dark-mode .admin-header .admin-icon {
  color: #81c784;
}

/* Dark Mode: Admin Stats */
.dark-mode .admin-stats {
  background-color: #2d2d2d;
  color: #b0bec5;
  border-left: 4px solid #81c784;
}

.dark-mode .admin-stats .pending-count {
  color: #ff8a65;
}

/* Dark Mode: Error Message */
.dark-mode #adminError {
  background-color: #3d1a1a;
  color: #ef5350;
  border-left: 4px solid #ef5350;
}

/* Dark Mode: Loading Spinner */
.dark-mode .spinner {
  border: 4px solid rgba(129, 199, 132, 0.2);
  border-left-color: #81c784;
}

/* Dark Mode: Requests Table */
.dark-mode .requests-table {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  background-color: #1e1e1e;
}

.dark-mode .requests-table thead {
  background-color: #2d2d2d;
}

.dark-mode .requests-table th {
  color: #64b5f6;
  border-bottom: 2px solid #404040;
}

.dark-mode .requests-table td {
  border-bottom: 1px solid #333;
  color: #e0e0e0;
}

.dark-mode .requests-table tbody tr:hover {
  background-color: #2a2a2a;
}

.dark-mode .requests-table .user-name {
  color: #64b5f6;
}

.dark-mode .requests-table .user-email {
  color: #b0bec5;
}

.dark-mode .requests-table .time-stamp {
  color: #90a4ae;
}

/* Dark Mode: Action Buttons */
.dark-mode .approve-btn {
  background-color: #1976d2;
  color: white;
}

.dark-mode .approve-btn:hover {
  background-color: #64b5f6;
}

.dark-mode .deny-btn {
  background-color: #d32f2f;
  color: white;
}

.dark-mode .deny-btn:hover {
  background-color: #ef5350;
}

/* Dark Mode: No Requests Message */
.dark-mode .no-requests {
  background-color: #2d2d2d;
  color: #b0bec5;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.dark-mode .no-requests i {
  color: #81c784;
}

/* Dark Mode: Passcode Container */
.dark-mode .passcode-container {
  background-color: #2d2d2d;
  border-top: 1px solid #404040;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.dark-mode .passcode-container h2 {
  color: #64b5f6;
}

.dark-mode .passcode-container input {
  background-color: #3a3a3a;
  border: 1px solid #555;
  color: #e0e0e0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.dark-mode .passcode-container input:focus {
  border-color: #81c784;
  box-shadow: 0 0 0 2px rgba(129, 199, 132, 0.2);
}

.dark-mode .passcode-container input::placeholder {
  color: #888;
}

.dark-mode .passcode-container button {
  background-color: #1976d2;
  color: white;
}

.dark-mode .passcode-container button:hover {
  background-color: #64b5f6;
}

/* Dark Mode: Modal */
.dark-mode .modal {
  background-color: rgba(0, 0, 0, 0.7);
}

.dark-mode .modal-content {
  background-color: #2d2d2d;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.4);
  color: #e0e0e0;
}

.dark-mode .modal-title {
  color: #64b5f6;
}

.dark-mode .modal-message {
  color: #b0bec5;
}

.dark-mode .btn-confirm {
  background-color: #1976d2;
  color: white;
}

.dark-mode .btn-confirm:hover {
  background-color: #64b5f6;
}

.dark-mode .btn-cancel {
  background-color: #616161;
  color: white;
}

.dark-mode .btn-cancel:hover {
  background-color: #757575;
}

/* Dark Mode: Dark Mode Toggle Button */
.dark-mode .dark-mode-btn {
  border: 2px solid #81c784;
  color: #81c784;
}

.dark-mode .dark-mode-btn:hover {
  background-color: #81c784;
  color: #121212;
}

.dark-mode .dark-icon {
  display: none;
}

.dark-mode .light-icon {
  display: inline-block;
}

/* Dark Mode: Navigation (assuming it exists from index.css) */
.dark-mode nav {
  background-color: #1e1e1e;
}

.dark-mode nav ul li a {
  color: #e0e0e0;
}

.dark-mode nav ul li a:hover,
.dark-mode nav ul li a.active {
  background-color: #2d2d2d;
  /* color: #64b5f6; */
}

.dark-mode .logout-li button {
  background-color: #d32f2f;
  color: white;
}

.dark-mode .logout-li button:hover {
  background-color: #ef5350;
}

/* Responsive Design */
@media (max-width: 768px) {
  .admin-container {
    margin: 15px;
    padding: 20px;
  }
  
  .requests-table {
    font-size: 14px;
  }
  
  .requests-table th,
  .requests-table td {
    padding: 10px 8px;
  }
  
  .action-buttons {
    flex-direction: column;
    gap: 8px;
  }
  
  .approve-btn, .deny-btn {
    width: 100%;
    justify-content: center;
  }
  
  .modal-content {
    width: 95%;
    padding: 20px;
  }
  
  .passcode-container input {
    max-width: 100%;
  }
}