.study-guide{max-width:860px;padding-top:36px;padding-bottom:64px}
.study-guide h1,.study-guide h2,.study-guide h3{font-family:var(--sans);font-weight:600;letter-spacing:-.02em;line-height:1.25;color:var(--ink)}
.study-guide h1{font-size:clamp(1.9rem,4vw,2.6rem);margin:24px 0 16px}
.study-guide h2{font-size:1.5rem;margin:40px 0 16px;scroll-margin-top:24px}
.study-guide h3{font-size:1.1rem;margin:24px 0 12px}
.study-guide p,.study-guide li,.study-guide td,.study-guide th{font-size:1rem;line-height:1.7}
.study-guide p,.study-guide li,.study-guide td{color:var(--muted)}
.study-guide a{color:var(--teal);text-underline-offset:3px}
.study-guide .button{color:var(--night)}
.study-guide .button.secondary{color:var(--ink)}
.study-guide .meta{font-size:.85rem;line-height:1.6}
.study-guide ul,.study-guide ol{padding-left:24px}
.study-guide li+li{margin-top:8px}
.study-guide strong,.study-guide caption,.study-guide th{color:var(--ink)}
.study-guide .contents{padding:16px 0;border-block:1px solid var(--line);margin:24px 0}
.study-guide .contents ul{display:flex;flex-wrap:wrap;gap:8px 24px;list-style:none;padding:0;margin:0}
.study-guide .contents li+li{margin:0}
.study-guide .table-scroll{overflow-x:auto;margin:24px 0}
.study-guide table{width:100%;border-collapse:collapse;text-align:left}
.study-guide caption{text-align:left;font-weight:600;padding-bottom:12px}
.study-guide th,.study-guide td{padding:12px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.study-guide th:first-child,.study-guide td:first-child{padding-left:0}
.study-guide .question{padding:8px 0 24px;border-bottom:1px solid var(--line)}
.study-guide details{margin:16px 0 0;padding:12px 16px;background:var(--soft);border:1px solid var(--line);border-radius:8px}
.study-guide summary{cursor:pointer;font-weight:600;min-height:28px;color:var(--ink)}
.study-guide details p{margin-bottom:0}
.study-guide .sources{margin-top:40px;padding-top:16px;font-size:.9rem}
.study-guide .sources p,.study-guide .sources li{font-size:.9rem}
.skip-link{position:absolute;left:16px;top:-60px;padding:12px 16px;background:var(--ink);color:var(--night);z-index:30}
.skip-link:focus{top:12px}
@media(max-width:520px){.study-guide{padding-top:24px}.study-guide .contents ul{display:block}.study-guide .contents li+li{margin-top:8px}.study-guide h2{margin-top:32px}.study-guide th,.study-guide td{font-size:.92rem;padding:12px 6px}.study-guide .actions{margin-top:24px}}