/* Klinikheld Admin Dashboard - Modern CSS */

/* Reset und Basis-Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #333;
  line-height: 1.6;
}

/* Login Styles */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: white;
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
  animation: slideUp 0.5s ease-out;
}

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

.login-header {
  text-align: center;
  margin-bottom: 30px;
}

.login-header h2 {
  color: #4a5568;
  margin-bottom: 8px;
  font-size: 28px;
}

.login-header p {
  color: #718096;
  font-size: 14px;
}

.login-form .form-group {
  margin-bottom: 20px;
}

.login-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #4a5568;
}

.login-form label i {
  margin-right: 8px;
  color: #667eea;
}

.login-form input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.3s ease;
}

.login-form input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 10px;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.login-btn i {
  margin-right: 8px;
}

.error-message {
  background: #fed7d7;
  color: #c53030;
  padding: 12px;
  border-radius: 8px;
  margin-top: 15px;
  border: 1px solid #feb2b2;
}

/* Dashboard Styles */
.dashboard-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: #f7fafc;
}

.dashboard-header {
  background: #0066cc;
  padding: 12px 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left h1 {
  color: white;
  font-size: 16px;
  margin: 0;
  font-weight: 600;
}

.subtitle {
  color: #718096;
  font-size: 14px;
}

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

.header-logo {
  display: flex;
  align-items: center;
  gap: 20px;
}

.dashboard-logo {
  width: 120px;
  height: auto;
  filter: brightness(0) invert(1);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
}

.user-info i {
  font-size: 20px;
  color: #87ceeb;
}

.logout-btn {
  padding: 8px 16px;
  background: #e53e3e;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 14px;
}

.logout-btn:hover {
  background: #c53030;
  transform: translateY(-1px);
}

/* Navigation */
.dashboard-nav {
  background: #0066cc;
  padding: 0 30px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  display: flex;
  gap: 2px;
}

.nav-item {
  padding: 10px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: #b3d9ff;
  transition: all 0.3s ease;
  border-bottom: 3px solid transparent;
}

.nav-item:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.nav-item.active {
  color: white;
  border-bottom-color: #87ceeb;
  background: rgba(255, 255, 255, 0.15);
}

.nav-item i {
  margin-right: 8px;
}

/* Main Content */
.dashboard-main {
  flex: 1;
  padding: 30px;
}

.tab-content {
  display: none;
  animation: fadeIn 0.3s ease-in;
}

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

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

.tab-content h2 {
  color: #2d3748;
  margin-bottom: 24px;
  font-size: 28px;
}

/* Statistics Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-bottom: 30px;
}

.stat-card {
  background: white;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: white;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-content h3 {
  font-size: 32px;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 4px;
}

.stat-content p {
  color: #718096;
  font-size: 14px;
  font-weight: 500;
}

/* Content Header */
.content-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.add-btn {
  padding: 12px 20px;
  background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.add-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(72, 187, 120, 0.3);
}

.add-btn i {
  margin-right: 8px;
}

/* Tables */
.table-container {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  background: #f7fafc;
  padding: 16px;
  text-align: left;
  font-weight: 600;
  color: #4a5568;
  border-bottom: 1px solid #e2e8f0;
}

.data-table td {
  padding: 16px;
  border-bottom: 1px solid #e2e8f0;
  color: #2d3748;
}

.data-table tr:hover {
  background: #f7fafc;
}

.status-badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.status-active {
  background: #c6f6d5;
  color: #22543d;
}

.status-pending {
  background: #fed7aa;
  color: #c05621;
}

.status-inactive {
  background: #fed7d7;
  color: #c53030;
}

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 8px;
}

.action-btn {
  padding: 6px 12px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn-edit {
  background: #e6fffa;
  color: #234e52;
}

.btn-edit:hover {
  background: #81e6d9;
}

.btn-delete {
  background: #fed7d7;
  color: #c53030;
}

.btn-delete:hover {
  background: #feb2b2;
}

.btn-approve {
  background: #c6f6d5;
  color: #22543d;
}

.btn-approve:hover {
  background: #9ae6b4;
}

.btn-reject {
  background: #fed7d7;
  color: #c53030;
}

.btn-reject:hover {
  background: #feb2b2;
}

/* Registrations */
.registrations-container {
  display: grid;
  gap: 20px;
}

.registration-card {
  background: white;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  border-left: 4px solid #ed8936;
}

.registration-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.registration-info h3 {
  color: #2d3748;
  font-size: 20px;
  margin-bottom: 4px;
}

.registration-info .type {
  color: #718096;
  font-size: 14px;
}

.registration-date {
  color: #718096;
  font-size: 12px;
}

.registration-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-label {
  font-size: 12px;
  color: #718096;
  text-transform: uppercase;
  font-weight: 600;
}

.detail-value {
  color: #2d3748;
  font-weight: 500;
}

.registration-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* Modals */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  animation: fadeIn 0.3s ease;
}

.modal-content {
  background: white;
  margin: 5% auto;
  padding: 0;
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}

.modal-header {
  padding: 24px 30px;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  color: #2d3748;
  font-size: 20px;
}

.close {
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  color: #718096;
  transition: color 0.3s ease;
}

.close:hover {
  color: #2d3748;
}

.modal form {
  padding: 30px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #4a5568;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #e2e8f0;
}

.btn-primary {
  padding: 12px 24px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
  padding: 12px 24px;
  background: #e2e8f0;
  color: #4a5568;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: #cbd5e0;
}

/* Loading States */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #667eea;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .dashboard-header {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .header-right {
    flex-direction: column;
    gap: 12px;
  }

  .dashboard-nav {
    flex-wrap: wrap;
    padding: 0 15px;
  }

  .dashboard-main {
    padding: 15px;
  }

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

  .content-header {
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .data-table {
    min-width: 600px;
  }

  .modal-content {
    margin: 10px;
    width: calc(100% - 20px);
  }

  .registration-details {
    grid-template-columns: 1fr;
  }

  .registration-actions {
    justify-content: stretch;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .login-card {
    padding: 30px 20px;
  }

  .nav-item {
    padding: 12px 16px;
    font-size: 13px;
  }

  .stat-card {
    flex-direction: column;
    text-align: center;
  }

  .modal form {
    padding: 20px;
  }
}