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a{color:var(--stamp);font-weight:600}.sh-filters{z-index:5;background:var(--paper);gap:14px;margin-top:-12px;margin-bottom:24px;padding:12px 0;display:grid;position:sticky;top:68px}.sh-seg{background:var(--grid-soft);border-radius:6px;justify-self:start;gap:2px;padding:3px;display:inline-flex}.sh-seg button{font:600 14px/1 var(--f-text);color:var(--pencil);border-radius:4px;padding:9px 14px;position:relative}.sh-seg button.on{color:var(--ink)}.sh-seg-bg{background:var(--cell);box-shadow:0 1px 2px #15171c1f, 0 0 0 1px var(--grid);border-radius:4px;position:absolute;inset:0}.sh-seg-l{align-items:center;gap:7px;display:inline-flex;position:relative}.sh-seg small{color:var(--pencil);font-variant-numeric:tabular-nums;font-size:12px;font-weight:500}.sh-seg svg,.sh-app svg,.sh-mini svg{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:square;width:16px;height:16px}.sh-topics{scrollbar-width:none;gap:6px;padding-bottom:2px;display:flex;overflow-x:auto;-webkit-mask-image:linear-gradient(90deg,#000 92%,#0000);mask-image:linear-gradient(90deg,#000 92%,#0000)}.sh-topics::-webkit-scrollbar{display:none}.sh-topics button{font:500 13.5px/1 var(--f-text);border-radius:var(--r);border:1px solid var(--grid);background:var(--cell);color:var(--pencil);flex:none;padding:8px 11px;transition:border-color .15s,color .15s,background-color .15s}.sh-topics button:first-letter{text-transform:uppercase}.sh-topics button:hover{color:var(--ink);border-color:var(--pencil)}.sh-topics button.on{background:var(--stamp-soft);border-color:var(--stamp);color:var(--stamp);font-weight:600}.sh-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.sh-card{text-align:left;background:var(--cell);border:1px solid var(--grid);color:var(--ink);border-radius:6px;flex-direction:column;gap:10px;min-height:236px;padding:18px 18px 16px;transition:border-color .15s,box-shadow .15s;display:flex;position:relative}.sh-card:after{content:"";background:var(--stamp);width:9px;height:9px;box-shadow:0 0 0 2px var(--paper);transition:transform .22s var(--spring);position:absolute;bottom:-5px;right:-5px;transform:scale(0)}.sh-card:hover,.sh-card:focus-visible{border-color:var(--stamp);box-shadow:0 0 0 1px var(--stamp), 0 18px 34px -24px #15171c73;outline:0}.sh-card:hover:after,.sh-card:focus-visible:after{transform:scale(1)}.sh-card-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.sh-app{font:600 13px/1 var(--f-text);color:var(--pencil);align-items:center;gap:6px;display:inline-flex}.sh-state{font:600 12.5px/1 var(--f-text);border-radius:var(--r);white-space:nowrap;align-items:center;gap:5px;padding:5px 8px;display:inline-flex}.sh-state .icon{width:14px;height:14px}.sh-state.free{background:var(--ok-soft);color:var(--ok)}.sh-state.lock{color:var(--pencil);border:1px solid var(--grid)}.sh-title{font:700 20px/1.2 var(--f-display);letter-spacing:-.015em}.sh-desc{color:var(--pencil);-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:14.5px;line-height:1.5;display:-webkit-box;overflow:hidden}.sh-src{color:var(--pencil);border-left:2px solid var(--grid);padding-left:9px;font-size:13px;line-height:1.4}.sh-src.real{border-left-color:var(--stamp);color:var(--ink)}.sh-meta{border-top:1px solid var(--grid-soft);color:var(--pencil);flex-wrap:wrap;gap:6px 16px;margin-top:auto;padding-top:12px;font-size:13.5px;display:flex}.sh-meta>span{align-items:center;gap:5px;display:inline-flex}.sh-meta .icon{width:16px;height:16px}.sh-topic-n{color:var(--stamp);font-weight:600}.sh-card.locked .sh-title,.sh-card.locked .sh-desc{opacity:.72}.sh-bottom{grid-template-columns:1fr 1.25fr;gap:16px;margin-top:40px;display:grid}.sh-bottom section{border:1px solid var(--grid);background:var(--cell);border-radius:6px;align-content:start;gap:12px;padding:24px;display:grid}.sh-bottom h2{font-size:22px;font-weight:700}.sh-bottom p{color:var(--pencil);font-size:14.5px}.sh-exam{color:var(--paper);background:var(--ink)!important;border-color:var(--ink)!important}.sh-exam p{max-width:60ch;color:color-mix(in srgb, var(--paper) 72%, transparent)!important}.sh-exam .o-btn{background:var(--paper);color:var(--ink);justify-self:start}.sh-exam .o-btn:hover{background:var(--stamp);color:var(--on-stamp)}.sh-exam .o-btn:after{box-shadow:0 0 0 2px var(--ink)}.sh-exam kbd{font:600 12px var(--f-text);border:1px solid color-mix(in srgb, var(--paper) 40%, transparent);border-radius:3px;padding:2px 6px}.sh-blank-row{flex-wrap:wrap;gap:10px;display:flex}.sh-mini{border-radius:var(--r);color:var(--ink);align-items:center;gap:8px;display:inline-flex;font:600 14px/1 var(--f-text)!important;border:1px solid var(--grid)!important;background:var(--paper)!important;padding:12px 14px!important}.sh-mini:hover{border-color:var(--stamp)!important}.sh-legal{color:var(--pencil);padding-bottom:32px;font-size:13px}@media (max-width:760px){.sh-bottom{grid-template-columns:1fr}.sh-main{padding-top:28px}.sh-grid{grid-template-columns:1fr}.sh-card{min-height:0}.sh-filters{top:68px}}.paywall-backdrop{z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#15171c73;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.paywall{background:var(--cell);color:var(--ink);border-radius:var(--r-lg);width:100%;max-width:460px;font:400 15px/1.5 var(--f-text);justify-items:start;gap:16px;padding:28px;display:grid;position:relative;box-shadow:0 30px 60px -20px #0006}.paywall h2{font:800 24px/1.15 var(--f-display);letter-spacing:-.02em;margin:0;padding-right:24px}.paywall p{color:var(--pencil);margin:0}.paywall form{border-top:1px solid var(--grid);width:100%;padding-top:16px}.paywall label{margin-bottom:8px;font-size:14px;display:block}.pw-row{gap:8px;display:flex}.pw-row input{border:1.5px solid var(--grid);border-radius:var(--r);background:var(--paper);min-width:0;height:42px;color:var(--ink);font:400 15px var(--f-text);flex:1;padding:0 12px}.pw-row input:focus{border-color:var(--stamp);outline:0}.pw-error{color:#c4314b;margin-top:6px;display:block}.pw-close{color:var(--pencil);cursor:pointer;line-height:1;position:absolute;top:10px;right:12px;padding:4px 8px!important;font-size:26px!important}.pw-plans{grid-template-columns:1fr 1fr;gap:10px;width:100%;display:grid}.pw-plan{border:1.5px solid var(--grid);color:var(--ink);border-radius:6px;align-content:start;gap:6px;padding:14px;text-decoration:none;transition:border-color .15s;display:grid}.pw-plan:hover{border-color:var(--stamp)}.pw-plan.pro{border-color:var(--stamp);background:var(--stamp-soft)}.pw-plan-h{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.pw-plan-h b{font:800 18px var(--f-display)}.pw-price{font:800 22px var(--f-display);letter-spacing:-.02em}.pw-plan small{color:var(--pencil);font-size:13px;line-height:1.4}.pw-plan .pw-launch{color:var(--stamp);font-weight:600}@media (max-width:440px){.pw-plans{grid-template-columns:1fr}}