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0;font-weight:700}.vr-cta{flex-wrap:wrap;gap:10px;display:flex}.vr-toc{flex-wrap:wrap;gap:8px;margin-top:24px;display:flex}@media (max-width:640px){.vr-toc{scrollbar-width:none;flex-wrap:nowrap;margin:20px -16px 0;padding:4px 16px 6px;overflow-x:auto}.vr-toc::-webkit-scrollbar{display:none}}.vr-toc a{border-radius:var(--radius-pill);background:var(--paper-2);min-height:36px;box-shadow:var(--shadow-chip);color:var(--ink-body);white-space:nowrap;flex:none;align-items:center;padding:0 14px;font-size:.875rem;font-weight:600;text-decoration:none;display:inline-flex}.vr-toc a:hover{background:var(--paper-hover);color:var(--ink);text-decoration:none}.vr-rules{gap:10px;max-width:72ch;margin:0;padding-left:1.4em;display:grid}.vr-rules li{color:var(--ink-soft)}.vr-rules strong{color:var(--ink)}.vr-pieces{grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:12px;margin:14px 0 0;padding:0;list-style:none;display:grid}.vr-piece{border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-2);padding:12px}.vr-piece__name{font-family:var(--font-body);flex-wrap:wrap;align-items:baseline;gap:4px 10px;margin:0 0 10px;font-size:1rem;display:flex}.vr-piece__name small{color:var(--ink-faint);font-size:.8rem;font-weight:500}.vr-piece__diagrams{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.vr-diagram{flex-direction:column;align-items:center;gap:4px;margin:0;display:flex}.vr-diagram__art{width:100%;max-width:150px;position:relative}.vr-diagram__art svg{width:100%;height:auto;display:block}.vr-diagram__bg{fill:var(--paper)}.vr-diagram__grid 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svg{width:100%;max-width:320px;height:auto}.vr-sfen{word-break:break-all;flex-wrap:wrap;gap:6px;font-size:.8rem;display:flex}.vr-faq{gap:8px;max-width:76ch;display:grid}.vr-faq details{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--paper-2);padding:0 14px}.vr-faq summary{cursor:pointer;padding:12px 0;font-weight:700}.vr-faq details p{color:var(--ink-soft);margin:0 0 12px}