.g24-nums { display: grid; grid-template-columns: repeat(auto-fill, minmax(64px, 1fr)); gap: 8px; }
.g24-nums input { text-align: center; font-size: 28px; font-weight: 600; min-height: 72px; padding: 8px 4px; }
.g24-count { align-items: flex-end; }
.g24-target { width: 110px; margin-left: auto; }
.g24-target input { text-align: center; font-weight: 600; }
.g24-list { margin: 16px 0 0; padding-left: 1.6em; }
.g24-list > li { padding: 2px 0; }
.g24-list summary { cursor: pointer; padding: 6px 0; min-height: 36px; }
.g24-expr { font-family: var(--mono); font-size: 17px; color: var(--ink); }
.g24-steps { margin: 0 0 8px; padding-left: 1.4em; font-family: var(--mono); font-size: 14px; color: var(--muted); }
.g24-side .msg p { margin: 0 0 8px; } .g24-side .msg p:last-child { margin: 0; }
@media (max-width: 420px) { .g24-target { margin-left: 0; width: 100%; } }
.g24 .split > *, .g24 .panel { min-width: 0; }