body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #f2f3f8;
}

.admin-header {
  background: #232946;
  color: white;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-header h1 {
  margin: 0;
}

.admin-info {
  font-size: 0.9em;
}

.logout-btn {
  margin-left: 20px;
  color: #f25f4c;
  text-decoration: none;
}

.admin-nav {
  background: #eebbc3;
  padding: 15px;
}

.admin-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 20px;
}

.admin-nav a {
  text-decoration: none;
  color: #232946;
  font-weight: bold;
}

.admin-main {
  padding: 30px;
}

.admin-cards {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.card {
  background: white;
  padding: 20px;
  border-radius: 8px;
  flex: 1;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  text-align: center;
}

.card h3 {
  margin: 0;
  margin-bottom: 10px;
  color: #232946;
}

.quick-actions .btn {
  display: inline-block;
  margin-right: 10px;
  padding: 10px 20px;
  background: #3a86ff;
  color: white;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
}

.blacklist-form {
  margin-bottom: 30px;
}

.blacklist-form input {
  padding: 10px;
  width: 250px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

.blacklist-form button {
  padding: 10px 15px;
  background: #ff595e;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.blacklist-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.blacklist-table th, .blacklist-table td {
  padding: 12px;
  border-bottom: 1px solid #eee;
  text-align: left;
}


body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f4f4;
}

.sidebar {
  width: 220px;
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  background: #1e1e2f;
  color: white;
  padding: 20px;
  box-sizing: border-box;
}

.sidebar h2 {
  text-align: center;
  margin-bottom: 30px;
}

.sidebar .logged-in {
  font-size: 14px;
  margin-bottom: 20px;
  line-height: 1.4;
}

.sidebar nav a {
  display: block;
  color: white;
  text-decoration: none;
  padding: 10px 15px;
  margin-bottom: 5px;
  border-radius: 4px;
  transition: background 0.2s;
}

.sidebar nav a:hover {
  background: #2d2d45;
}

.sidebar .logout {
  margin-top: 20px;
  background: #c0392b;
  display: block;
  text-align: center;
}

.admin-main {
  margin-left: 240px;
  padding: 30px;
}

.admin-cards {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.card {
  background: white;
  border-radius: 6px;
  padding: 20px;
  flex: 1;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  text-align: center;
}

.card h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.quick-actions .btn {
  display: inline-block;
  padding: 10px 20px;
  background: #1e88e5;
  color: white;
  text-decoration: none;
  border-radius: 4px;
  margin-right: 10px;
}

.quick-actions .btn:hover {
  background: #1565c0;
}

.pagination {
  margin-top: 20px;
}

.pagination a {
  display: inline-block;
  padding: 6px 12px;
  margin-right: 5px;
  background-color: #eee;
  color: #333;
  text-decoration: none;
  border-radius: 4px;
}

.pagination a.active {
  background-color: #333;
  color: white;
  font-weight: bold;
}