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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f4f4f4;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  background: white;
  min-height: 100vh;
}

/* Login Styles */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #f4f3e1 0%, #a2984b 100%);
}

.login-form {
  background: white;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

.login-form h2 {
  text-align: center;
  margin-bottom: 0.5rem;
  color: #333;
}

.subtitle {
  text-align: center;
  margin-bottom: 1.5rem;
  color: #666;
  font-size: 0.9rem;
}

/* Tabs */
.tabs {
  display: flex;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid #ddd;
}

.tab-btn {
  flex: 1;
  padding: 0.75rem;
  border: none;
  background: none;
  cursor: pointer;
  font-size: 1rem;
  color: #666;
  border-bottom: 2px solid transparent;
  transition: all 0.3s;
}

.tab-btn.active {
  color: #667eea;
  border-bottom-color: #667eea;
}

.tab-content {
  display: none;
}

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

/* Header */
.header {
  background: #333;
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header h1 {
  font-size: 1.5rem;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Navigation */
.nav {
  background: #444;
  padding: 0 2rem;
}

.nav ul {
  list-style: none;
  display: flex;
}

.nav li {
  margin-right: 2rem;
}

.nav-link {
  color: #ccc;
  text-decoration: none;
  padding: 1rem 0;
  display: block;
  transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
  color: white;
  border-bottom: 2px solid #667eea;
}

/* Main Content */
.main {
  padding: 2rem;
}

.tab-content {
  display: none;
}

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

/* Form Styles */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 5px rgba(102, 126, 234, 0.3);
}

.form-group small {
  color: #666;
  font-size: 0.875rem;
}

/* Buttons */
.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s;
}

.btn-primary {
  background: #667eea;
  color: white;
}

.btn-primary:hover {
  background: #5a6fd8;
}

.btn-secondary {
  background: #6c757d;
  color: white;
}

.btn-secondary:hover {
  background: #5a6268;
}

.btn-danger {
  background: #dc3545;
  color: white;
}

.btn-danger:hover {
  background: #c82333;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: #f8f9fa;
  padding: 1.5rem;
  border-radius: 8px;
  border-left: 4px solid #667eea;
}

.stat-card h3 {
  margin-bottom: 0.5rem;
  color: #333;
}

.stat-card p {
  font-size: 1.5rem;
  font-weight: bold;
  color: #667eea;
}

/* Users Management */
.users-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

th,
td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #eee;
}

th {
  background: #f8f9fa;
  font-weight: bold;
  color: #333;
}

tr:hover {
  background: #f8f9fa;
}

.status-active {
  color: #28a745;
  font-weight: bold;
}

.status-inactive {
  color: #dc3545;
  font-weight: bold;
}

.role-admin {
  color: #667eea;
  font-weight: bold;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
  background-color: white;
  margin: 5% auto;
  padding: 2rem;
  border-radius: 10px;
  width: 90%;
  max-width: 500px;
  position: relative;
}

.close {
  position: absolute;
  right: 1rem;
  top: 1rem;
  font-size: 2rem;
  cursor: pointer;
  color: #aaa;
}

.close:hover {
  color: #333;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* Messages */
.message {
  padding: 1rem;
  margin: 1rem 0;
  border-radius: 5px;
  display: none;
}

.message.success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.message.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.message.show {
  display: block;
}

/* Demo Credentials */
.demo-credentials {
  margin-top: 1.5rem;
  padding: 1rem;
  background: #f8f9fa;
  border-radius: 5px;
  border-left: 4px solid #667eea;
}

.demo-credentials h4 {
  margin-bottom: 0.5rem;
  color: #333;
}

.demo-credentials p {
  margin: 0.25rem 0;
  font-size: 0.9rem;
}

/* Seed Section */
.seed-section {
  max-width: 600px;
}

.demo-users-info {
  margin-top: 2rem;
  padding: 1.5rem;
  background: #f8f9fa;
  border-radius: 8px;
  border-left: 4px solid #667eea;
}

.demo-users-info h3 {
  margin-bottom: 1rem;
  color: #333;
}

.demo-users-info ul {
  margin-bottom: 1rem;
}

.demo-users-info li {
  margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    margin: 0;
  }

  .header {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
  }

  .nav {
    padding: 0 1rem;
  }

  .nav ul {
    flex-direction: column;
  }

  .nav li {
    margin-right: 0;
    margin-bottom: 0.5rem;
  }

  .main {
    padding: 1rem;
  }

  .users-header {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }

  .modal-content {
    margin: 10% auto;
    width: 95%;
  }

  .modal-actions {
    flex-direction: column;
  }
}