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td{background:var(--hover)}.ds-aux-panel{flex-direction:column;gap:16px;height:100%;padding:12px;display:flex;overflow-y:auto}.ds-aux-label{letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-size:9px;font-weight:700}.ds-aux-section{flex-direction:column;display:flex}.ds-stack{flex-direction:column-reverse;align-items:flex-start;gap:2px;display:flex}.ds-stack-item{color:#111;background:#fff;border:1px solid #111;justify-content:center;align-items:center;width:64px;height:36px;font-family:monospace;font-size:14px;font-weight:600;display:flex}.ds-stack-item.top{color:#fff;background:#000;border:2px solid #000}.ds-stack-empty{color:var(--muted);font-size:11px;font-style:italic}.ds-queue{flex-flow:wrap;align-items:stretch;gap:2px;display:flex}.ds-queue-item{border:1px solid #111;justify-content:center;align-items:center;width:48px;height:36px;font-family:monospace;font-size:14px;font-weight:600;display:flex}.ds-queue-item.front{color:#fff;background:#000;border:2px solid #000}.ds-queue-label{letter-spacing:1px;color:var(--muted);text-align:center;text-transform:uppercase;font-size:9px;font-weight:700}.ds-pointer-row{flex-wrap:wrap;gap:12px;display:flex}.ds-pointer-item{flex-direction:column;align-items:center;gap:2px;display:flex}.ds-pointer-name{letter-spacing:1px;color:var(--muted);text-transform:uppercase;font-size:9px;font-weight:700}.ds-pointer-val{border:2px solid #000;justify-content:center;align-items:center;width:48px;height:36px;font-family:monospace;font-size:14px;font-weight:700;display:flex}.ds-counter-row{gap:16px;display:flex}.ds-counter{border:1px solid var(--border);flex-direction:column;align-items:center;padding:8px 16px;display:flex}.ds-counter-val{color:#000;font-family:Montserrat,sans-serif;font-size:24px;font-weight:700}.ds-counter-name{letter-spacing:1px;color:var(--muted);text-transform:uppercase;font-size:9px;font-weight:700}.ds-hash-table{flex-direction:column;gap:1px;display:flex}.ds-hash-row{align-items:center;gap:0;height:28px;display:flex}.ds-hash-index{width:32px;color:var(--muted);text-align:right;padding-right:8px;font-family:monospace;font-size:10px;font-weight:700}.ds-hash-cell{border:1px solid #ccc;justify-content:center;align-items:center;width:64px;height:28px;font-family:monospace;font-size:13px;font-weight:600;display:flex}.ds-hash-cell.active{color:#fff;background:#000;border:2px solid #000}.ds-hash-cell.filled{background:#f8f8f8;border-color:#111}.ds-info-row{align-items:center;gap:8px;font-family:monospace;font-size:12px;display:flex}.ds-info-key{color:var(--muted);text-transform:uppercase;letter-spacing:1px;font-size:10px;font-weight:400}.ds-info-val{color:#000;font-size:13px;font-weight:700}.ds-result-array{gap:2px;display:flex}.ds-result-cell{color:#333;border:1px solid #ccc;justify-content:center;align-items:center;width:40px;height:32px;font-family:monospace;font-size:12px;font-weight:600;display:flex}.ds-result-cell.highlight{color:#fff;background:#000;border-color:#000}.step-detail{background:var(--white);flex-direction:column;gap:12px;height:100%;padding:16px;display:flex;overflow-y:auto}.step-detail-empty{color:var(--muted);justify-content:center;align-items:center;font-size:12px}.step-detail-header{flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.step-detail-count{letter-spacing:2px;color:var(--muted);text-transform:uppercase;font-size:9px;font-weight:700}.step-detail-type{letter-spacing:2px;text-transform:uppercase;background:var(--black);color:var(--white);padding:3px 8px;font-size:9px;font-weight:700}.step-detail-desc{color:var(--ink-3);border-left:2px solid var(--border);padding-left:10px;font-size:11px;font-weight:600;line-height:1.5}.step-detail-explain{color:var(--ink);font-size:12px;line-height:1.7}.step-detail-payload{flex-direction:column;gap:6px;display:flex}.step-detail-payload-label{letter-spacing:2px;color:var(--muted);text-transform:uppercase;font-size:9px;font-weight:700}.step-payload-table{border-collapse:collapse;width:100%;font-size:11px}.step-payload-table tr{border-bottom:1px solid var(--border)}.payload-key{color:var(--muted);white-space:nowrap;text-transform:capitalize;width:40%;padding:5px 8px 5px 0;font-weight:600}.payload-val{color:var(--ink);word-break:break-all;padding:5px 0;font-family:monospace;font-size:11px}.progress-checklist{border-top:1px solid var(--border);margin-top:1rem;padding:1rem}.progress-header{color:#000;justify-content:space-between;align-items:center;margin-bottom:.5rem;font-size:.9rem;font-weight:600;display:flex}.progress-count{background:#f0f0f0;padding:.2rem 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var(--black);padding-left:10px;font-size:12px;font-weight:600;line-height:1.5}.algo-explainer-badges{flex-wrap:wrap;gap:6px;display:flex}.algo-badge{letter-spacing:1px;text-transform:uppercase;border:1px solid var(--ink-3);padding:3px 8px;font-family:monospace;font-size:9px;font-weight:700}.algo-explainer-section{flex-direction:column;gap:6px;display:flex}.algo-explainer-section-title{letter-spacing:2px;color:var(--muted);text-transform:uppercase;font-size:9px;font-weight:700}.algo-explainer-section-body{color:var(--ink);font-size:11px;line-height:1.7}.algo-pseudocode{color:var(--ink-3);background:var(--hover);white-space:pre;padding:10px 12px;font-family:monospace;font-size:10px;line-height:1.8;overflow-x:auto}.algo-lang-tabs{border:1px solid var(--border);gap:0;width:fit-content;margin-bottom:0;display:flex}.algo-lang-tab{border:none;border-right:1px solid var(--border);background:var(--white);color:var(--muted);letter-spacing:1px;text-transform:uppercase;cursor:pointer;padding:5px 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var(--border);background:var(--white);height:36px;color:var(--muted);letter-spacing:2px;text-transform:uppercase;cursor:pointer;flex:1;font-family:Montserrat,sans-serif;font-size:9px;font-weight:700}.right-panel-tab:last-child{border-right:none}.right-panel-tab:hover{background:var(--hover);color:var(--ink)}.right-panel-tab-active{background:var(--black);color:var(--white)}.right-panel-tab-active:hover{background:var(--ink-2);color:var(--white)}.right-panel-top{flex-shrink:0;display:flex;overflow:hidden}.right-panel-bottom{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.right-panel-section-label{border-bottom:1px solid var(--border);letter-spacing:2px;height:40px;color:var(--muted);text-transform:uppercase;flex-shrink:0;align-items:center;padding:0 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var(--black)}.ctrl-btn:hover{background:var(--hover)}.ctrl-btn.primary{background:var(--black);color:var(--white);border-color:var(--black)}.ctrl-btn.primary:hover{background:var(--ink-2)}.ctrl-btn:disabled{opacity:.4;cursor:not-allowed}.controls-right{align-items:center;gap:8px;margin-left:16px;display:flex}.step-count{letter-spacing:1px;color:var(--white);text-align:right;min-width:56px;font-family:Montserrat,sans-serif;font-size:10px;font-weight:700}.divider-v{background:var(--ink-3);width:1px;height:20px}.sidebar{border-right:1px solid var(--border);background:var(--white);flex-direction:column;flex-shrink:0;width:200px;min-width:200px;display:flex;overflow-y:auto}.sidebar-header{letter-spacing:2px;color:var(--muted);text-transform:uppercase;border-bottom:1px solid var(--border);flex-shrink:0;padding:10px 12px 8px;font-size:9px;font-weight:700}.sidebar-category{border-bottom:1px solid var(--border)}.sidebar-cat-header{letter-spacing:1.5px;text-transform:uppercase;width:100%;color:var(--ink-3);background:var(--white);cursor:pointer;text-align:left;border:none;justify-content:space-between;align-items:center;padding:8px 12px;font-family:Montserrat,sans-serif;font-size:9px;font-weight:700;display:flex}.sidebar-cat-header:hover{background:var(--hover)}.sidebar-arrow{color:var(--muted);font-size:7px}.sidebar-items{flex-direction:column;display:flex}.sidebar-item{color:var(--ink-3);background:var(--white);cursor:pointer;text-align:left;border:none;padding:6px 12px 6px 20px;font-family:Montserrat,sans-serif;font-size:11px;font-weight:500}.sidebar-item:hover{background:var(--hover)}.sidebar-item-active{color:var(--white);background:var(--black)!important}.viz-page{flex-direction:column;width:100%;min-width:800px;height:100vh;display:flex}.viz-header{background:var(--black);border-bottom:1px solid #222;flex-shrink:0;align-items:center;gap:0;height:48px;padding:0 24px;display:flex}.viz-header-right{align-items:center;gap:12px;margin-left:auto;display:flex}.viz-user{letter-spacing:1px;color:var(--white);text-transform:uppercase;font-size:11px;font-weight:600}.viz-logout{border:1px solid var(--white);color:var(--white);letter-spacing:1px;text-transform:uppercase;cursor:pointer;background:0 0;border-radius:3px;padding:4px 12px;font-family:Montserrat,sans-serif;font-size:10px;font-weight:700;transition:background .15s}.viz-logout:hover{background:var(--white);color:var(--black)}.viz-back{color:var(--white);letter-spacing:1px;text-transform:uppercase;cursor:pointer;background:0 0;border:none;border-right:1px solid #333;align-items:center;gap:8px;height:100%;padding:0 20px 0 0;font-family:Montserrat,sans-serif;font-size:11px;font-weight:700;transition:opacity .1s;display:flex}.viz-back:hover{opacity:.7}.viz-back-home{letter-spacing:2px;text-transform:uppercase;opacity:.45;border:1px solid #ffffff4d;padding:2px 7px;font-size:9px;font-weight:600}.viz-logo{letter-spacing:5px;text-transform:uppercase;font-size:20px;font-weight:700}.viz-current-algo{letter-spacing:2px;color:var(--white);text-transform:uppercase;padding-left:16px;font-size:11px;font-weight:700}.viz-main{flex:1;min-height:0;display:flex;overflow:hidden}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--black:#000;--ink:#000;--ink-2:#000;--ink-3:#000;--mid:#000;--muted:#000;--border:#ddd;--white:#fff;--hover:#eee}body{color:var(--ink);background:var(--white);-webkit-font-smoothing:antialiased;font-family:Montserrat,sans-serif;font-size:16px;line-height:1.5}button,input{font-family:Montserrat,sans-serif}button:focus-visible,input:focus-visible{outline-offset:2px;outline:2px solid #000}html,body{height:100%}.app{flex-direction:column;width:100%;min-width:800px;height:100vh;display:flex}.app-header{background:var(--black);border-bottom:1px solid #222;flex-shrink:0;justify-content:space-between;align-items:center;height:48px;padding:0 24px;display:flex}.app-logo{letter-spacing:4px;color:var(--white);text-transform:uppercase;font-size:11px;font-weight:700}.algo-select{color:var(--white);letter-spacing:1px;appearance:none;cursor:pointer;text-transform:uppercase;background:#111;border:1px solid #333;height:32px;padding:0 12px;font-family:Montserrat,sans-serif;font-size:11px;font-weight:600}.algo-select option{background:#111}.app-main{flex:1;min-height:0;display:flex;overflow:hidden}