/* Shares the site's portrait width, black panels and gold accents. */
.knowledge-page{color:var(--ivory);overflow-wrap:anywhere}
.knowledge-page [hidden]{display:none!important}
.knowledge-main a,.knowledge-breadcrumb a,.knowledge-page .site-footer a{color:var(--gold-soft);text-underline-offset:.22em}
.knowledge-main a:focus-visible,.knowledge-main button:focus-visible,.knowledge-main input:focus-visible,.knowledge-main summary:focus-visible{outline:3px solid var(--gold);outline-offset:4px}
.knowledge-breadcrumb{padding-top:14px}
.knowledge-breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px 9px;list-style:none;padding:0;margin:4px 0 24px;font-size:.85rem;color:var(--muted)}
.knowledge-breadcrumb li+li:before{content:'›';margin-right:9px;color:var(--gold)}
.knowledge-breadcrumb a{display:inline-block;padding-block:8px}
.knowledge-main{padding-bottom:36px;max-width:760px}
.knowledge-main h1{font-family:Georgia,serif;font-size:clamp(1.9rem,7cqw,2.5rem);line-height:1.18;margin:12px 0 18px;letter-spacing:-.02em}
.knowledge-main h2{font-size:1.35rem;line-height:1.35;margin:0 0 16px;color:var(--gold-soft)}
.knowledge-main h3{font-size:1.18rem;line-height:1.4;margin:0 0 10px}
.knowledge-main p,.knowledge-main li{font-size:1.025rem;line-height:1.8}
.knowledge-main p{margin:0 0 18px}
.knowledge-lead{color:var(--muted);font-size:1.08rem!important}
.knowledge-heading{padding-bottom:10px}
.knowledge-main>section,.knowledge-main>div>section,.knowledge-topic-section{margin-top:28px}
.knowledge-card{position:relative;border:1px solid var(--line);border-radius:16px;background:var(--panel);padding:22px;margin-bottom:16px}
.knowledge-card h3 a{text-decoration:none}
.knowledge-card p{color:var(--muted);font-size:.98rem}
.knowledge-card p.knowledge-card-meta{font-size:.8rem;color:var(--gold);margin-bottom:12px}
.knowledge-card-link{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-weight:600}
.knowledge-game-icon{font-size:2.6rem;color:var(--gold);margin-bottom:8px}
.knowledge-topic-nav{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 24px}
.knowledge-topic-nav a{min-height:44px;display:flex;align-items:center;padding:8px 14px;border:1px solid var(--line);border-radius:24px;text-decoration:none;font-size:.95rem}
.knowledge-article{min-width:0}
.knowledge-page .knowledge-byline{font-size:.8rem;color:var(--muted);margin:4px 0 24px}
.knowledge-article-intro{font-size:1.08rem!important}
.knowledge-contents,.knowledge-answer,.study-description{border:1px solid var(--line);border-radius:12px;background:var(--panel);margin:18px 0;padding:0 16px}
.knowledge-main summary{cursor:pointer;color:var(--gold-soft);padding:14px 0;min-height:48px;line-height:1.5;font-weight:600}
.knowledge-main details p{margin:0 0 18px}
.knowledge-contents ol{padding-left:24px;margin:0 0 14px}
.knowledge-contents a{display:inline-block;padding:8px 0}
.knowledge-article-section{padding-top:30px;margin-top:26px;border-top:1px solid var(--line);scroll-margin-top:120px}
.knowledge-article-section ul{padding-left:22px}
.knowledge-article-section li{margin-bottom:14px;padding-left:4px}
.study-diagram{margin:24px 0}
.study-diagram img{display:block;width:100%;max-width:384px;height:auto;margin:auto;border-radius:12px}
.study-diagram figcaption{color:var(--muted);font-size:.9rem;line-height:1.7;margin:12px 0}
.knowledge-page .knowledge-reference{font-size:.85rem;line-height:1.65;color:var(--muted);margin-top:20px}
.knowledge-editorial-note{padding:18px;border-left:3px solid var(--gold);background:var(--panel);margin-top:32px}
.knowledge-editorial-note p{font-size:.85rem;margin:0;color:var(--muted)}
.knowledge-related{margin-top:36px}
.knowledge-related-link{display:block;min-height:44px;padding:13px 0;border-bottom:1px solid var(--line);line-height:1.55}
.knowledge-play{padding-top:28px;border-top:1px solid var(--line)}
.knowledge-play a{display:flex;justify-content:center;align-items:center;min-height:48px;margin:12px 0;white-space:normal;text-align:center}
.knowledge-page .primary-button{color:var(--black)}
.knowledge-search{margin:26px 0;padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:14px}
.knowledge-search label{display:block;font-weight:600;margin-bottom:12px}
.knowledge-search-row{display:flex;gap:8px}
.knowledge-search input{min-width:0;width:100%;background:var(--black);color:var(--ivory);border:1px solid var(--line);border-radius:8px;font:inherit;font-size:16px;padding:12px;min-height:48px}
.knowledge-search button{background:var(--gold);color:var(--black);border:0;border-radius:8px;padding:8px;font:inherit;min-height:48px}
.knowledge-page .knowledge-search-status{font-size:.85rem;margin:10px 0 0;color:var(--muted)}
.knowledge-skip{position:absolute;left:16px;top:-100px;z-index:30;padding:14px;background:var(--black)}
.knowledge-skip:focus{top:12px}
.knowledge-page .site-footer nav{display:flex;flex-wrap:wrap;gap:6px 18px}
.knowledge-page .site-footer a{display:inline-block;min-height:44px;padding-block:10px}
@container gf-page (max-width:340px){.knowledge-card{padding:18px}}
/* Directory and game-family taxonomy: only published game families are displayed. */
.knowledge-game-jump{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}
.knowledge-game-jump a{display:inline-flex;align-items:center;min-height:44px;padding:9px 14px;border:1px solid var(--line);border-radius:22px;line-height:1.4;text-decoration:none}
.knowledge-card-image{display:block;margin:-5px -5px 16px}
.knowledge-card-image img{display:block;width:100%;height:180px;object-fit:contain;background:#111310;border-radius:10px;padding:7px}
.knowledge-main>.knowledge-illustration img{width:auto;max-width:100%;max-height:260px;height:auto}
.knowledge-illustration img{max-width:100%}
.knowledge-all-articles{margin-top:30px;border-top:1px solid var(--line)}
.knowledge-all-articles>summary{margin-bottom:16px}
.knowledge-filter-options{margin-top:8px}
.knowledge-filter-grid{display:grid;gap:12px;margin-bottom:12px}
.knowledge-filter-grid label{font-size:.9rem;color:var(--gold-soft)}
.knowledge-filter-grid select{display:block;width:100%;min-height:48px;padding:10px;margin-top:7px;border:1px solid var(--line);border-radius:8px;background:var(--black);color:var(--ivory);font-size:16px}
/* Compact A–Z directory: one complete link and a small image per game. */
.knowledge-game-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.knowledge-main .knowledge-game-row{margin:0;border-bottom:1px solid var(--line)}
.knowledge-game-entry{display:flex;align-items:center;gap:14px;min-height:88px;padding:12px 0;text-decoration:none}
.knowledge-game-entry img{flex:0 0 64px;width:64px;height:64px;object-fit:contain;border-radius:9px;background:var(--panel)}
.knowledge-game-copy{display:block;min-width:0;flex:1}
.knowledge-game-name{display:block;font-weight:700;font-size:1.1rem;line-height:1.4}
.knowledge-game-meta{display:block;color:var(--muted);font-size:.85rem;line-height:1.5;margin-top:5px}
.knowledge-table-wrap{max-width:100%;overflow-x:auto;margin:22px 0;border:1px solid var(--line);border-radius:12px}
.knowledge-table{border-collapse:collapse;width:100%;font-size:.93rem;line-height:1.6}
.knowledge-table caption{padding:14px;color:var(--gold-soft);font-weight:700;text-align:left}
.knowledge-table th,.knowledge-table td{padding:12px;text-align:left;vertical-align:top;border-top:1px solid var(--line);overflow-wrap:anywhere}
.knowledge-table th{color:var(--gold-soft);font-weight:600}
.knowledge-table-wrap:focus-visible{outline:3px solid var(--gold);outline-offset:4px}