* {
  box-sizing: border-box;
}

body {
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 1.5rem;
  background: #f6f7f9;
  color: #1a1a1a;
}

header h1 {
  margin: 0 0 0.25rem;
  font-size: 1.5rem;
}

.subtitle {
  margin: 0;
  color: #666;
  font-size: 0.875rem;
}

.status {
  min-height: 1.25rem;
  font-size: 0.875rem;
  color: #444;
}

.status.error {
  color: #b00020;
}

.note-list {
  margin-top: 1rem;
}

.note-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
}

.note-row.deleted {
  opacity: 0.55;
}

.note-row strong {
  flex: 1;
}

.meta {
  font-size: 0.8rem;
  color: #666;
}

.note-row button {
  padding: 0.35rem 0.75rem;
  border: 1px solid #c62828;
  background: #fff;
  color: #c62828;
  border-radius: 6px;
  cursor: pointer;
}

.note-row button:hover {
  background: #ffebee;
}

.empty {
  color: #888;
}

#confirm-dialog {
  border: none;
  border-radius: 10px;
  padding: 1.25rem;
  max-width: 22rem;
}

#confirm-dialog::backdrop {
  background: rgba(0, 0, 0, 0.35);
}

#confirm-dialog button {
  margin-right: 0.5rem;
  margin-top: 0.75rem;
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
}

#btn-confirm {
  border: 1px solid #c62828;
  background: #c62828;
  color: #fff;
}

#btn-cancel {
  border: 1px solid #ccc;
  background: #fff;
}