:root { color-scheme: light dark; font-family: system-ui, sans-serif; }
body { margin: 0; }
main { max-width: 48rem; margin: 3rem auto; padding: 0 1rem 3rem; }
section { border-top: 1px solid #888; margin-top: 2rem; padding-top: 1rem; }
label { display: grid; gap: .35rem; margin: .75rem 0; }
textarea, input, select, button { font: inherit; padding: .55rem; }
textarea, input, select { width: 100%; box-sizing: border-box; }
button { cursor: pointer; margin: .5rem .5rem .5rem 0; }
button:disabled { cursor: not-allowed; opacity: .55; }
.row { display: grid; gap: .5rem; }
.checkbox-label { display: flex; align-items: center; gap: .6rem; }
.checkbox-label input { width: auto; }
.task-card { border: 1px solid #888; border-radius: .35rem; margin: 1rem 0; padding: .75rem; }
.task-card h4 { margin: 0; }
.notice { font-size: .9rem; opacity: .8; }