:root { color-scheme: light dark; font-family: system-ui, sans-serif; }
body { margin: 0; padding: 0 1rem; }
main { max-width: 52rem; margin: 3rem auto; }
button { padding: .5rem 1rem; font-size: 1rem; cursor: pointer; }
table { border-collapse: collapse; width: 100%; margin-bottom: 1rem; }
th, td { text-align: left; padding: .35rem .5rem; border-bottom: 1px solid #8884; }
code { word-break: break-all; }
form { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.err { color: #c00; }