.lab{border:1px solid var(--line);border-radius:18px;overflow:hidden}.lab-toolbar{padding:17px 22px;background:#f5f8fd;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px}.algorithm-tabs{display:flex;gap:5px}.algorithm-tabs button{background:transparent;border:0;padding:10px 16px;color:var(--muted);font-size:11px;font-weight:700;border-radius:7px}.algorithm-tabs button[aria-pressed=true]{background:white;color:var(--blue);box-shadow:0 2px 8px #17365e0d}.lab-badge{font-size:8px;letter-spacing:1.3px;color:#8394af}.lab-body{display:grid;grid-template-columns:1fr 1fr}.lab-playground{padding:33px}.lab-playground>p{font-size:12px;max-width:400px}.array{display:flex;gap:10px;margin:35px 0 24px;min-height:75px;align-items:end}.array-cell{flex:1;max-width:66px;min-width:0;text-align:center}.array-value{height:55px;border:1px solid #dbe5f5;background:#eff4fc;border-radius:9px;display:grid;place-items:center;font-size:19px;font-weight:700;transition:background .25s,transform .25s}.array-cell.active .array-value{background:#fff1c9;border-color:#e8b94d;transform:translateY(-6px);color:#805b00}.array-cell.done .array-value{background:#dcefe9;border-color:#80bdaa;color:#246550}.array-cell small{display:block;color:#8d9db2;font-size:8px;margin-top:7px}.array-legend{display:flex;gap:18px;font-size:8px;color:var(--muted)}.array-legend span{display:flex;align-items:center;gap:6px}.array-legend i{width:7px;height:7px;border-radius:2px}.legend-active{background:#eec96c}.legend-done{background:#80bdaa}.lab-input{display:flex;align-items:center;gap:12px;margin-top:26px;font-size:10px}.lab-input input{width:70px;padding:7px 10px;border:1px solid #cdd9e9;border-radius:6px;color:var(--ink)}.lab-buttons{display:flex;gap:10px;margin-top:20px}.lab-buttons .button{font-size:10px;padding:11px 16px}.lab-status{margin-top:20px!important;padding:12px 14px;background:#f4f7fc;border-radius:7px;font-size:10px!important;min-height:58px}.lab-code{background:#142d50;color:#d7e4f9;padding:29px;min-width:0}.code-header{display:flex;justify-content:space-between;font-size:9px;border-bottom:1px solid #2c4363;padding-bottom:20px;color:#acc0df}.code-header b{font-size:8px;font-weight:400;border:1px solid #455d7e;padding:2px 6px;border-radius:3px}.code-header i{display:inline-block;width:5px;height:5px;border-radius:50%;background:#ffc44a;margin-right:8px}.lab-code pre{font:11px/2.1 Consolas,monospace;overflow-x:auto;min-height:280px;padding:16px 0;margin:0;tab-size:2}.code-line{display:block;border-left:2px solid transparent;padding-left:10px;min-height:23px}.code-line.highlight{background:#355685;border-color:#ffc44a;color:#fff}.lab-code>p{font-size:9px;color:#92aaca;border-top:1px solid #2c4363;padding-top:17px;margin:0}.closing-note{margin:55px 0 0;padding:30px 35px;display:flex;align-items:center;gap:24px;border:1px solid var(--line);border-radius:15px}.closing-note p{margin:0;font-size:15px;line-height:1.7}.closing-note strong{color:var(--ink)}.closing-note .button{margin-left:auto;font-size:11px}.closing-icon{font-size:38px;color:#efb73f}@media(max-width:900px){.lab-badge{display:none}.lab-playground,.lab-code{padding:23px}.array{gap:7px}}@media(max-width:760px){.lab-body{grid-template-columns:1fr}.lab-toolbar{padding:12px}.algorithm-tabs{width:100%;justify-content:space-between}.algorithm-tabs button{font-size:9px;padding:9px}.lab-code pre{font-size:10px;min-height:0;padding:20px 0}.closing-note{padding:25px;flex-wrap:wrap;gap:15px}.closing-note p{font-size:12px}.closing-note .button{margin:0}.array-value{font-size:17px}}