.ghead[data-astro-cid-reggcwmh]{padding-block:var(--s3) var(--s4);background:linear-gradient(180deg, var(--fog), var(--paper));border-bottom:1px solid var(--line)}.ghead[data-astro-cid-reggcwmh] h1[data-astro-cid-reggcwmh]{max-width:22ch;font-size:clamp(2rem,1.3rem + 3vw,3.1rem)}.toc[data-astro-cid-reggcwmh]{gap:var(--s0);margin:var(--s2) 0 0;flex-wrap:wrap;padding:0;list-style:none;display:flex}.toc[data-astro-cid-reggcwmh] a[data-astro-cid-reggcwmh]{border:1px solid var(--line);background:var(--paper);font-size:var(--step--1);border-radius:999px;padding:.4rem .85rem;font-weight:600;text-decoration:none;display:inline-block}.toc[data-astro-cid-reggcwmh] a[data-astro-cid-reggcwmh]:hover{border-color:var(--navy)}.pbody[data-astro-cid-reggcwmh]{padding-block:var(--s4)}.problem[data-astro-cid-reggcwmh]{gap:var(--s2);padding-block:var(--s3);border-top:1px solid var(--line);align-items:start;display:grid}.problem[data-astro-cid-reggcwmh]:first-child{border-top:0;padding-top:0}.problem[data-astro-cid-reggcwmh] img[data-astro-cid-reggcwmh]{border-radius:var(--radius-lg);max-width:18rem}.problem[data-astro-cid-reggcwmh] h2[data-astro-cid-reggcwmh]{font-size:var(--step-2)}.problem[data-astro-cid-reggcwmh] ol[data-astro-cid-reggcwmh]{max-width:var(--measure);padding-left:1.3rem}.problem[data-astro-cid-reggcwmh] li[data-astro-cid-reggcwmh]+li[data-astro-cid-reggcwmh]{margin-top:.45rem}@media (width>=48rem){.problem[data-astro-cid-reggcwmh]{gap:var(--s4);grid-template-columns:18rem 1fr}}