:root {
  color-scheme: light;
  --fg: #1d1d1f;
  --bg: #ffffff;
  --muted: #5f6368;
  --accent: #1a56db;
  --border: #d0d4da;
}

body {
  margin: 0;
  font: 16px/1.5 system-ui, sans-serif;
  color: var(--fg);
  background: var(--bg);
}

main {
  max-width: 32rem;
  margin: 0 auto;
  padding: 2rem 1rem;
}

input {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 0.5rem;
  margin: 0.25rem 0 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
}

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

li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

button {
  font: inherit;
  padding: 0.4rem 0.9rem;
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

button:disabled {
  background: var(--border);
  color: var(--muted);
  cursor: not-allowed;
}

dialog {
  border: 1px solid var(--border);
  border-radius: 8px;
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 300ms ease, transform 300ms ease;
}

dialog.shown {
  opacity: 1;
  transform: none;
}