body {
  font-family: system-ui, sans-serif;
  background: #0f172a;
  color: #e5e7eb;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 600px;
  margin: 0 auto;
}

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

button {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  background: #3b82f6;
  color: white;
  cursor: pointer;
}

.note-input input,
.note-input textarea {
  width: 100%;
  padding: 10px;
  margin-bottom: 8px;
  border-radius: 8px;
  border: 1px solid #374151;
  background: #1e293b;
  color: #f8fafc;
}

.note-card {
  background: #1e293b;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 8px;
}

.note-card h3 {
  margin: 0;
}

.note-card p {
  margin: 5px 0 0 0;
}

.note-card button {
  background: #ef4444;
  margin-top: 5px;
}

/* Modal styling */
.modal {
  display: none;
  position: fixed;
  z-index: 100;
  left: 0; top: 0;
  width: 100%; height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.7);
}

.modal-content {
  background-color: #1e293b;
  margin: 10% auto;
  padding: 20px;
  border-radius: 10px;
  width: 300px;
  color: #f8fafc;
  text-align: center;
}

.modal-content input {
  width: 90%;
  padding: 8px;
  margin: 8px 0;
  border-radius: 6px;
  border: 1px solid #374151;
  background: #0f172a;
  color: #f8fafc;
}

.modal-content button {
  width: 50%;
}

.close {
  float: right;
  font-size: 24px;
  cursor: pointer;
}