/* File: admin/css/admin.css */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: #f5f5f5;
  color: #333;
}

/* Login Page */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-card {
  background: white;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.login-card h1 {
  font-size: 24px;
  margin-bottom: 10px;
  color: #667eea;
  text-align: center;
}

.login-card h2 {
  font-size: 18px;
  margin-bottom: 30px;
  color: #666;
  text-align: center;
  font-weight: normal;
}

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

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: #555;
}

.form-group input {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
  transition: border-color 0.3s;
}

.form-group input:focus {
  outline: none;
  border-color: #667eea;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
}

.error-msg {
  color: #e74c3c;
  font-size: 14px;
  margin-top: 15px;
  text-align: center;
}

.login-hint {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid #eee;
  font-size: 13px;
  color: #999;
  text-align: center;
}

/* Admin Layout */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 250px;
  background: #2c3e50;
  color: white;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 30px 20px;
  background: #1a252f;
}

.sidebar-header h2 {
  font-size: 20px;
  color: white;
}

.sidebar-nav {
  padding: 10px 0;
}

.sidebar-nav a {
  display: block;
  padding: 15px 20px;
  color: #ecf0f1;
  text-decoration: none;
  transition: background-color 0.3s;
}

.sidebar-nav a:hover {
  background-color: #34495e;
}

.sidebar-nav a.active {
  background-color: #3498db;
  font-weight: 600;
}

.main-content {
  flex: 1;
  padding: 30px;
  background-color: #f5f5f5;
  overflow-y: auto;
}

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

.content-header h1 {
  font-size: 28px;
  color: #2c3e50;
}

.btn-secondary {
  padding: 10px 20px;
  background-color: #95a5a6;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  margin-left: 10px;
}

.btn-secondary:hover {
  background-color: #7f8c8d;
}

.btn {
  padding: 10px 20px;
  background-color: #3498db;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  margin-right: 10px;
}

.btn:hover {
  background-color: #2980b9;
}

.btn-sm {
  padding: 5px 15px;
  background-color: #3498db;
  color: white;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  font-size: 13px;
}

.btn-sm:hover {
  background-color: #2980b9;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: white;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.stat-card h3 {
  font-size: 14px;
  color: #7f8c8d;
  margin-bottom: 10px;
  font-weight: 500;
}

.stat-number {
  font-size: 36px;
  font-weight: bold;
  color: #2c3e50;
}

/* Section */
.section {
  background: white;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  margin-bottom: 20px;
}

.section h2 {
  font-size: 20px;
  margin-bottom: 15px;
  color: #2c3e50;
}

.test-user-box {
  padding: 20px;
  background-color: #ecf0f1;
  border-radius: 5px;
  font-size: 14px;
  line-height: 1.6;
}

.quick-actions {
  display: flex;
  gap: 10px;
}

/* Table */
.table-container {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  overflow: hidden;
}

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

.data-table thead {
  background-color: #34495e;
  color: white;
}

.data-table th {
  padding: 15px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
}

.data-table td {
  padding: 15px;
  border-bottom: 1px solid #ecf0f1;
  font-size: 14px;
}

.data-table tbody tr:hover {
  background-color: #f8f9fa;
}

.data-table code {
  background-color: #ecf0f1;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 12px;
  font-family: 'Courier New', monospace;
}

/* Responsive */
@media (max-width: 768px) {
  .admin-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
  }

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