.subject-page{max-width:1040px;color:var(--ink);margin:auto;padding:24px clamp(20px,5vw,64px) 60px}.subject-page a{color:var(--ink);text-underline-offset:4px;-webkit-text-decoration-color:var(--accent);text-decoration-color:var(--accent)}.subject-page a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.subject-header,.subject-page footer{border-bottom:1px solid var(--line);font:700 14px/1.6 var(--sans);flex-wrap:wrap;justify-content:space-between;gap:20px;padding:20px 0;display:flex}.subject-page footer{border-top:1px solid var(--line);border-bottom:0;margin-top:48px}.subject-eyebrow{color:var(--accent);font:800 12px/1.6 var(--sans);text-transform:uppercase;letter-spacing:.1em;margin-top:50px}.subject-page h1{font:600 clamp(38px, 7vw, 72px)/1.05 var(--serif);overflow-wrap:anywhere;margin:18px 0}.subject-page h2{font:600 30px/1.2 var(--serif);margin:0 0 18px}.subject-page h3{font:600 23px/1.3 var(--serif);margin:8px 0}.subject-page p,.subject-page li{font:17px/1.75 var(--serif)}.subject-page .subject-intro{color:var(--muted);font-size:23px}.subject-page small{font:12px/1.6 var(--sans);color:var(--muted)}.subject-page section{margin-top:40px}.subject-page .subject-cta{background:var(--ink);color:var(--paper);font:700 14px/1.4 var(--sans);border-radius:6px;padding:14px 20px;text-decoration:none;display:inline-block}.subject-review{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--card);padding:24px}.subject-library-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:16px;display:grid}.subject-library-grid article,.subject-chapters li{border:1px solid var(--line);background:var(--card);border-radius:6px;padding:22px}.subject-chapters{gap:18px;padding:0;list-style:none;display:grid}.subject-all-chapters{padding:0;list-style:none}.subject-all-chapters li{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:baseline;gap:8px 16px;padding:12px 0;display:flex}.subject-all-chapters li>a{flex:230px}.subject-all-chapters li>span{font:700 12px/1.6 var(--sans);text-transform:capitalize}.subject-sources{overflow-wrap:anywhere;padding-left:20px}.subject-sources li{margin-bottom:10px}.subject-filters{border:1px solid var(--line);background:var(--card);border-radius:6px;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:16px;padding:22px;display:grid}.subject-filters label{font:700 13px/1.5 var(--sans);gap:8px;display:grid}.subject-filters select,.subject-filters button{width:100%;max-width:100%;min-height:44px;font:14px var(--sans);border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:4px;padding:10px}.subject-filters button{background:var(--ink);color:var(--paper);cursor:pointer;align-self:end}.subject-filter-note{font:13px/1.6 var(--sans);color:var(--muted)}.subject-topic-links{flex-wrap:wrap;gap:8px;margin:14px 0;display:flex}.subject-topic-links a{font:12px/1.5 var(--sans);border:1px solid var(--line);border-radius:20px;padding:5px 9px}@media (max-width:480px){.subject-page h2{font-size:26px}.subject-review{padding:18px}}