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var(--line);border-radius:12px;align-items:center;font-size:30px}.avitem.on{border-color:var(--accent);background:var(--accent-soft)}.profgrid{flex-wrap:wrap;justify-content:center;gap:16px;margin:24px 0;display:flex}.profcard{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:8px;font-family:inherit}.profcard,.profcard .av{align-items:center;display:flex}.profcard .av{background:var(--card);width:88px;height:88px;box-shadow:var(--shadow-sm);border:2px solid var(--line);border-radius:20px;justify-content:center;font-size:44px;transition:transform .15s}.profcard:hover .av{border-color:var(--accent);transform:translateY(-3px)}.profcard .nm{font-size:14px;font-weight:800}.profcard.add .av{background:var(--tint);color:var(--mute);border-style:dashed;font-size:34px}.field{border:1.5px solid var(--line);background:var(--card);border-radius:12px;outline:none;width:100%;margin-bottom:14px;padding:12px 16px;font-family:inherit;font-size:15px}.field:focus{border-color:var(--accent)}.err{color:var(--danger);margin-bottom:10px;font-size:13px;font-weight:700}@media (width<=560px){h1{font-size:22px}.qa .ans{padding-left:16px}.navmenu{order:3;justify-content:center;gap:2px;width:100%;margin-left:0}.navlink{padding:7px 9px;font-size:12px}}.mathead{align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.mathead .sub{max-width:640px;margin-bottom:0}.sharebtn{color:var(--accent-dark);background:var(--accent-soft);cursor:pointer;border:none;border-radius:11px;flex:none;margin-top:4px;padding:10px 16px;font-family:inherit;font-size:13.5px;font-weight:900;transition:transform .12s,box-shadow .12s;box-shadow:0 3px #58a70059}.sharebtn:active{transform:translateY(2px);box-shadow:0 1px #58a70059}.catsep{background:var(--line);align-self:stretch;width:1px;margin:2px 4px}.linkbtn{font-family:inherit;font-size:inherit;color:var(--accent-dark);cursor:pointer;background:0 0;border:none;padding:0;font-weight:800;text-decoration:underline}.matgrid{grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:14px;display:grid}.matcard{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--c,var(--accent));box-shadow:var(--shadow-sm);border-radius:14px;flex-direction:column;padding:14px 16px 12px;transition:transform .12s,box-shadow .12s,border-color .12s;display:flex}.matcard:hover{box-shadow:0 5px 0 var(--c,var(--line));transform:translateY(-3px)}.matcard:active{box-shadow:0 1px 0 var(--c,var(--line));transform:translateY(1px)}.mtop{justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.mkind{color:var(--ink-soft);background:var(--tint);border-radius:7px;padding:4px 8px;font-size:11px;font-weight:900}.mlang{color:var(--mute);letter-spacing:.03em;font-size:10.5px;font-weight:800}.mname{font-size:16.5px;font-weight:900;line-height:1.3}.mpub{color:var(--c,var(--mute));margin-top:2px;font-size:11.5px;font-weight:700}.mdesc{color:var(--ink-soft);margin:9px 0 12px;font-size:13px;line-height:1.55}.mtags{flex-wrap:wrap;gap:5px;margin-top:auto;display:flex}.mtag{color:var(--mute);background:var(--tint);border-radius:6px;padding:3px 8px;font-size:10.5px;font-weight:800}.mtag.msubject{color:#fff;background:var(--c,var(--accent))}.mtag.mprint{color:var(--gold);background:var(--gold-soft)}.mfoot{border-top:1px dashed var(--line);justify-content:space-between;align-items:center;gap:8px;margin-top:12px;padding-top:10px;display:flex}.mgo{color:var(--c,var(--accent));font-size:13.5px;font-weight:900}.mshare{color:var(--mute);cursor:pointer;background:0 0;border:none;border-radius:7px;padding:4px 6px;font-family:inherit;font-size:12px;font-weight:800}.mshare:hover{background:var(--tint);color:var(--ink)}.matnote{color:var(--mute);border-top:1px solid var(--line);margin-top:22px;padding-top:14px;font-size:12.5px;font-weight:600;line-height:1.6}@media (width<=560px){.mathead{flex-direction:column;gap:12px}}