:root { color-scheme: light dark; --accent: #1f6f50; --muted: #6b7280; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, sans-serif; background: Canvas; color: CanvasText; }
main { max-width: 34rem; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
header { display: flex; justify-content: space-between; align-items: center; }
h1 { font-size: 1.5rem; margin: 0; color: var(--accent); }
h2 { font-size: 1rem; margin: 1.5rem 0 .5rem; }
.note { color: var(--muted); font-size: .9rem; }
[hidden] { display: none !important; }
form, section { display: grid; gap: .75rem; margin-top: 1.25rem; }
label { font-weight: 600; }
input { font: inherit; padding: .6rem .7rem; border: 1px solid var(--muted); border-radius: .4rem; width: 100%; }
.row { display: flex; flex-wrap: wrap; gap: .5rem; }
button { font: inherit; padding: .55rem 1rem; border-radius: .4rem; border: 1px solid var(--accent); background: var(--accent); color: #fff; cursor: pointer; }
button[type="button"]:not(#lang) { background: transparent; color: var(--accent); }
#lang { background: transparent; color: var(--muted); border-color: var(--muted); padding: .3rem .7rem; font-size: .85rem; }
pre { background: color-mix(in srgb, CanvasText 6%, Canvas); padding: .75rem; border-radius: .4rem; overflow-x: auto; font-size: .8rem; }
#status { min-height: 1.5rem; color: var(--muted); }
#status.error { color: #b42318; }