body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: #0b0f12;
  color: #e6eef3;
  display: flex;
  justify-content: center;
  padding: 20px;
}

.app {
  width: 100%;
  max-width: 750px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.app-header h1 {
  font-size: 20px;
  font-weight: 600;
}

button {
  background: #1c252b;
  border: 1px solid #333;
  padding: 8px 14px;
  border-radius: 6px;
  color: #e6eef3;
  cursor: pointer;
}
button:hover {
  border-color: #7dd3fc;
  color: #7dd3fc;
}

.form-panel {
  display: grid;
  gap: 14px;
}

input, textarea {
  width: 100%;
  background: #14191d;
  border: 1px solid #222;
  border-radius: 6px;
  padding: 10px;
  color: #e6eef3;
  font-size: 14px;
}

textarea {
  min-height: 60px;
  resize: vertical;
}

h3 {
  margin-top: 20px;
  font-size: 14px;
  color: #7dd3fc;
  font-weight: 600;
}

.add-btn {
  margin-top: 6px;
  font-size: 13px;
  padding: 6px 10px;
  background: #0f1417;
  border: 1px dashed #444;
}
.add-btn:hover {
  border-color: #7dd3fc;
}