body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #6a11cb, #2575fc);
  color: white;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 500px;
  margin: 50px auto;
  background: rgba(0,0,0,0.6);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

.input-section, .search-section {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
}

input, select, button {
  padding: 10px;
  border: none;
  border-radius: 8px;
}

input, select {
  flex: 1;
}

button {
  background: #ff9800;
  color: white;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  background: #e68900;
}

ul {
  list-style: none;
  padding: 0;
}

li {
  background: rgba(255,255,255,0.1);
  margin: 8px 0;
  padding: 12px;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.category {
  font-size: 0.8em;
  padding: 4px 8px;
  border-radius: 6px;
  margin-left: 10px;
}

.category.Work { background: #4caf50; }
.category.Personal { background: #2196f3; }
.category.Urgent { background: #f44336; }
.category.General { background: #9e9e9e; }

.delete-btn {
  background: red;
  border: none;
  color: white;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}

.delete-btn:hover {
  background: darkred;
}