.lk{--lk-range:var(--data);--lk-range-tint:var(--data-tint);--lk-range-line:var(--data-tint-line);--lk-range-text:var(--data-light);--lk-principal:var(--ink);--lk-routine:#56697a;--lk-routine-tint:#edf1f4;--lk-profit:#d9a521;--lk-profit-edge:#8f6a0a;--lk-tax:#a0463b;--lk-tax-tint:#f6eae8;--lk-tax-line:#e5c9c4;--lk-tax-text:#6e2e26;--lk-ease:cubic-bezier(0.2,0.8,0.2,1);--lk-bar-h:56px;--lk-r:12px;max-width:1080px;margin:0 auto;padding:0 24px 96px;color:var(--ink)}.lk :is(a,button,input,[tabindex="0"]):focus-visible{outline:1px solid var(--focus);outline-offset:1px;box-shadow:var(--focus-ring)}.lk h2:focus{outline:none}.lk [id]{scroll-margin-top:calc(var(--topbar-h) + var(--lk-bar-h) + 16px)}.lk-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.lk .num{font-family:var(--font-mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.lk-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:999px;border:0;background:var(--action);color:var(--on-action);font:600 15px/1 var(--font-body);cursor:pointer;transition:transform .15s var(--lk-ease),background-color var(--ease)}.lk-btn:hover{background:var(--action-hover)}.lk-btn:active{transform:scale(.98)}.lk-btn:disabled{background:var(--tp-light-line);color:var(--muted);cursor:default;transform:none}.lk-btn-light{box-shadow:0 0 0 6px var(--action-ring)}.lk-chip{min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--rule);background:#fff;color:var(--ink);font:500 13px/1 var(--font-body);cursor:pointer;transition:border-color .15s,background-color .15s,transform .15s var(--lk-ease)}.lk-chip:hover{border-color:var(--data)}.lk-chip:active{transform:scale(.97)}.lk-chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}.lk-seg{display:inline-flex;padding:3px;gap:2px;border-radius:999px;background:#eef1f3;border:1px solid var(--rule)}.lk-seg button{min-height:32px;padding:0 12px;border:0;border-radius:999px;background:transparent;font:500 13px/1 var(--font-body);color:var(--muted);cursor:pointer;transition:background-color .2s,color .2s,box-shadow .2s}.lk-seg button[aria-checked=true],.lk-seg button[aria-pressed=true]{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(2,7,10,.12),inset 0 0 0 1px var(--data-tint-line)}.lk-head{padding:40px 0 24px;max-width:720px}.lk-crumbs ol{display:flex;gap:8px;list-style:none;font-size:13px;color:var(--muted)}.lk-crumbs li+li:before{content:"/";margin-right:8px;color:#a3aeb6}.lk-crumbs a:hover{color:var(--link-light);text-decoration:underline}.lk-head h1{margin-top:14px;font-size:clamp(34px,5vw,52px);line-height:1.05;letter-spacing:-.035em;display:flex;align-items:center;gap:14px}.lk-done-badge{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--data);color:var(--on-action);font-size:18px;box-shadow:var(--tp-glow-accept)}.lk-lede{margin-top:14px;font-size:19px;line-height:1.5;color:#3e4952;max-width:60ch}.lk-meta{margin-top:10px;font:500 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.lk-bar{position:-webkit-sticky;position:sticky;top:var(--topbar-h);z-index:30;margin:0 -24px;padding:0 24px;background:rgba(244,246,248,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}.lk-bar-in{display:flex;align-items:center;gap:12px;min-height:var(--lk-bar-h)}.lk-bar .lk-dots{margin-right:auto;--rbs-line:14px}.lk-bar .lk-dots a{padding:0 6px 0 4px}.lk-skip{min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--tp-light-control-border);background:#fff;color:var(--ink);font:500 13px/1 var(--font-body);cursor:pointer;white-space:nowrap;transition:border-color var(--ease)}.lk-skip:hover{border-color:var(--data)}.lk-narrow{display:none}.lk-body{padding-top:8px}.lk-step{max-width:720px;padding:56px 0 8px}.lk-step.lk-wide-step{max-width:none}.lk-step-k{display:flex;align-items:center;gap:10px;font:500 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.lk-step-k>span:first-child{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fff;font:500 11px/1 var(--font-mono)}.lk-step h2{margin-top:10px;font-size:clamp(24px,3vw,30px);line-height:1.15;letter-spacing:-.025em}.lk-step>p{margin-top:14px;font-size:17px;line-height:1.65;color:#26313a;max-width:65ch}.lk-qc-sum a,.lk-step>p a:not(.lk-btn),.pd-audit a{color:var(--link-light);text-decoration:underline;text-underline-offset:3px}.lk-cite{display:block;margin-top:16px;font-size:14px;line-height:1.75;color:var(--tp-light-text-2);padding:10px 12px;border-radius:10px;background:#fff;border:1px solid var(--rule)}.lk-cite a{color:var(--link-light);font:500 12.5px/1.5 var(--font-mono);text-decoration:none;padding:1px 5px;border:1px solid var(--data-tint-line);border-radius:4px;-webkit-box-decoration-break:clone;box-decoration-break:clone;transition:border-color var(--ease)}.lk-cite a:hover{border-color:var(--data)}.lk-term{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:help;-webkit-text-decoration:underline dotted var(--data);text-decoration:underline dotted var(--data);text-decoration-thickness:2px;text-underline-offset:4px}.lk-term:hover{color:var(--link-light)}.lk-term-pop{position:fixed;inset:auto;margin:0;width:min(340px,calc(100vw - 24px));padding:16px 18px;border-radius:var(--lk-r);border:1px solid var(--rule);background:#fff;color:var(--ink);box-shadow:0 18px 40px -12px rgba(2,7,10,.28);font-size:14.5px;line-height:1.55}.lk-term-pop:popover-open{display:grid;grid-gap:8px;gap:8px;animation:lk-pop .18s var(--lk-ease)}.lk-term-h{font-weight:600}.lk-term-d{color:#3e4952}.lk-term-a{font-size:13px;color:var(--link-light);text-decoration:underline;text-underline-offset:3px}@keyframes lk-pop{0%{opacity:0;transform:translateY(4px) scale(.98)}}.lk-fig{position:relative;margin-top:20px;background:#fff;border:1px solid var(--rule);border-radius:var(--lk-r);padding:12px;box-shadow:0 1px 2px rgba(2,7,10,.04)}.lk-fig-tools{display:flex;justify-content:flex-end;gap:6px}.lk-fig figcaption{margin-top:8px;font-size:13px;color:var(--muted)}.lk-fig-table{overflow-x:auto;margin-top:8px}.lk-fig-table table{width:100%;border-collapse:collapse;font-size:14px}.lk-fig-table :is(th,td){padding:8px 10px;text-align:left;border-bottom:1px solid var(--rule)}.lk-fig-table thead th{font-size:12px;color:var(--muted);font-weight:500}.lk-fig-table td{font-family:var(--font-mono)}.lk-qc{display:grid;grid-gap:16px;gap:16px;margin-top:20px}.lk-q{border:1px solid var(--rule);border-radius:var(--lk-r);background:#fff;padding:20px;transition:border-color .3s}.lk-q.solved{border-color:var(--lk-range-line)}.lk-q legend{display:contents}.lk-q-n{display:block;font-size:12px;color:var(--muted);font-family:var(--font-mono)}.lk-q-p{display:block;margin-top:6px;font-size:17px;line-height:1.5;font-weight:500}.lk-opts{display:grid;grid-gap:8px;gap:8px;margin-top:14px}.lk-opt{display:flex;align-items:center;gap:12px;min-height:48px;padding:10px 14px;text-align:left;border:1px solid var(--rule);border-radius:10px;background:var(--paper);font:15px/1.4 var(--font-body);color:var(--ink);cursor:pointer;transition:border-color .15s,background-color .2s,transform .15s var(--lk-ease)}.lk-opt:hover:not([aria-disabled=true]){border-color:var(--data);background:#fff}.lk-opt:active:not([aria-disabled=true]){transform:scale(.99)}.lk-opt[aria-disabled=true]{cursor:default}.lk-opt-mark{flex:none;display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;border:1px solid #c9d1d7;background:#fff;font:500 12px/1 var(--font-mono);color:var(--muted)}.lk-opt.right{border-color:var(--lk-range);background:var(--lk-range-tint)}.lk-opt.right .lk-opt-mark{background:var(--lk-range);border-color:var(--lk-range);color:var(--on-action);box-shadow:var(--tp-glow-accept);animation:lk-pulse .4s var(--lk-ease)}.lk-opt.wrong{border-color:var(--lk-tax-line);background:var(--lk-tax-tint);color:var(--lk-tax-text)}.lk-opt.wrong .lk-opt-mark{border-color:var(--lk-tax);color:var(--lk-tax)}.lk-opt.wrong{animation:lk-shake .3s}@keyframes lk-pulse{50%{transform:scale(1.18)}}@keyframes lk-shake{25%{transform:translateX(-3px)}75%{transform:translateX(3px)}}.lk-numq{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px}.lk-numq input{width:120px;min-height:44px;padding:0 12px;border:1px solid var(--tp-light-input-border);border-radius:10px;font:500 17px var(--font-mono);background:var(--paper);color:var(--ink)}.lk-numq input:focus{outline:none;background:#fff;border-color:var(--focus);box-shadow:var(--focus-ring)}.lk-numq-a{font:500 17px var(--font-mono);color:var(--muted)}.lk-fb{margin-top:14px;padding:12px 14px;border-radius:10px;font-size:15px;line-height:1.55;animation:lk-pop .25s var(--lk-ease)}.lk-fb.ok{background:var(--lk-range-tint);color:var(--lk-range-text)}.lk-fb.no{background:var(--lk-tax-tint);color:var(--lk-tax-text)}.lk-fb-again{font-weight:500}.lk-qc-sum{font-size:14px!important;color:var(--muted)!important}.lk-try{list-style:none;display:grid;grid-gap:10px;gap:10px;margin-top:18px}.lk-try a{display:grid;grid-gap:4px;gap:4px;padding:16px 18px;border-radius:var(--lk-r);background:#fff;border:1px solid var(--rule);transition:border-color .15s,transform .2s var(--lk-ease)}.lk-try a:hover{border-color:var(--data);transform:translateY(-1px)}.lk-try-t{font-weight:600;font-size:16px}.lk-try-n{font-size:14px;color:var(--muted)}.lk-next{margin:40px 0 8px}.lk-next a{display:grid;grid-gap:4px;gap:4px;padding:18px 20px;border-radius:var(--lk-r);background:var(--tp-dark-bg);color:var(--tp-dark-text);border:1px solid var(--tp-blue-a45);transition:transform .2s var(--lk-ease),box-shadow .2s}.lk-next a:hover{box-shadow:0 0 28px rgba(2,151,222,.25);transform:translateY(-1px)}.lk-next a:focus-visible{box-shadow:var(--focus-ring-dark)}.lk-next-k{font:500 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--link-dark)}.lk-next-t{font-weight:600;font-size:18px}.lk-next-n{font-size:14px;color:var(--tp-dark-text-3)}.lk-hub-top{display:grid;grid-template-columns:1.15fr 1fr;grid-gap:40px;gap:40px;align-items:end;padding:56px 0 40px}.lk-hub-top h1{font-size:clamp(38px,5.4vw,60px);line-height:1.02;letter-spacing:-.04em;max-width:13ch}.lk-hub-top h1 em{font-style:normal;color:var(--link-light)}.lk-hub-promise{margin-top:18px;font-size:18px;line-height:1.5;color:#3e4952;max-width:42ch}.lk-start{position:relative;overflow:hidden;border-radius:18px;padding:22px 22px 20px;background:var(--tp-dark-panel);color:var(--tp-dark-text);border:1px solid var(--tp-blue-a45);box-shadow:0 0 60px rgba(2,151,222,.22),0 24px 50px -28px rgba(2,7,10,.6);--focus-ring:var(--focus-ring-dark)}.lk-start-k{font:500 12px var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--link-dark)}.lk-start h2{margin-top:6px;font-size:26px;letter-spacing:-.03em}.lk-start p{margin-top:6px;color:var(--tp-dark-text-3);font-size:15px;line-height:1.5;max-width:36ch}.lk-start-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px}.lk-start-meta{font:12px var(--font-mono);color:var(--muted-dark)}.lk-start-art{display:block;width:100%;height:auto;margin-bottom:14px}.lk-start-art .c{fill:var(--lk-profit);stroke:var(--lk-profit-edge);stroke-width:1}.lk-start-art .c.t{fill:var(--lk-tax);stroke:#7a3027}.lk-start-art .lane{stroke:var(--rule-dark);stroke-width:6;stroke-linecap:round}.lk-start-art .band{stroke:var(--data);stroke-width:6;stroke-linecap:round;filter:drop-shadow(0 0 4px rgba(2,151,222,.7))}.lk-start-art .knob{fill:#fff;stroke:var(--data);stroke-width:2}.lk-start-art text{fill:#8d9aa4;font:11px var(--font-mono)}@media (prefers-reduced-motion:no-preference){.lk-start-art .mv{animation:lk-coin-hop 5s var(--lk-ease) 3}.lk-start-art .knob{animation:lk-knob 5s var(--lk-ease) 3}}@keyframes lk-coin-hop{0%,30%{transform:none}45%,80%{transform:translate(160px)}95%,to{transform:none}}@keyframes lk-knob{0%,30%{transform:none}45%,80%{transform:translateX(60px)}95%,to{transform:none}}.lk-hub-grid{display:grid;grid-template-columns:1fr 300px;grid-gap:40px;gap:40px;align-items:start}.lk-level,.lk-path{position:relative}.lk-level{padding:0 0 36px 44px}.lk-level:before{content:"";position:absolute;left:13px;top:30px;bottom:0;width:2px;background:var(--rule)}.lk-level:last-child:before{display:none}.lk-level-n{position:absolute;left:0;top:0;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font:500 12px/1 var(--font-mono)}.lk-level.soon .lk-level-n{background:#fff;color:var(--muted);border:1.5px solid var(--tp-light-control-border)}.lk-level h2{font-size:22px;letter-spacing:-.02em;line-height:28px}.lk-level h2 small{display:inline-block;margin-left:8px;font:500 12px var(--font-body);color:var(--muted);letter-spacing:0;white-space:nowrap}.lk-level>p{margin-top:4px;font-size:15px;color:var(--muted)}.lk-mods{list-style:none;display:grid;grid-gap:10px;gap:10px;margin-top:16px}.lk-mod{display:grid;grid-template-columns:1fr auto;align-items:center;grid-gap:12px;gap:12px;padding:16px 18px;border-radius:var(--lk-r);background:#fff;border:1px solid var(--rule)}a.lk-mod{transition:border-color .15s,transform .2s var(--lk-ease),box-shadow .2s}a.lk-mod:hover{border-color:var(--data);transform:translateY(-1px);box-shadow:0 10px 24px -18px rgba(2,7,10,.4)}.lk-mod-t{font-weight:600;font-size:16px}.lk-mod-b{display:block;margin-top:3px;font-size:14px;color:var(--muted);line-height:1.45}.lk-mod-s{font:12px var(--font-mono);color:var(--muted);white-space:nowrap}.lk-mod-s.done{display:inline-flex;align-items:center;gap:6px;color:var(--data-light)}.lk-mod.off{background:transparent;border-style:dashed}.lk-mod.off .lk-mod-t{color:#3e4952;font-weight:500}.lk-mods-soon{grid-template-columns:1fr 1fr}.lk-side{position:-webkit-sticky;position:sticky;top:calc(var(--topbar-h) + 24px);display:grid;grid-gap:16px;gap:16px}.lk-review{padding:20px;border-radius:var(--lk-r);background:#fff;border:1px solid var(--rule)}.lk-review-n{font:500 40px/1 var(--font-mono);letter-spacing:-.02em;color:var(--data-light)}.lk-review-n small{font:500 14px var(--font-body);letter-spacing:0;color:var(--muted);margin-left:6px}.lk-review p{margin-top:8px;font-size:14px;line-height:1.5;color:var(--muted)}.lk-review .lk-btn{margin-top:14px;width:100%}.lk-why{padding:4px 4px 0}.lk-why h3{font-size:15px}.lk-why p{margin-top:6px;font-size:14px;line-height:1.6;color:var(--muted)}.lk-dialog{width:min(620px,calc(100vw - 32px));max-height:calc(100dvh - 48px);margin:auto;padding:0;border:0;border-radius:18px;background:var(--paper);color:var(--ink);box-shadow:0 30px 80px -20px rgba(2,7,10,.5)}.lk-dialog::-webkit-backdrop{background:rgba(2,7,10,.45)}.lk-dialog::backdrop{background:rgba(2,7,10,.45)}.lk-dialog[open]{animation:lk-pop .22s var(--lk-ease)}.lk-dialog-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--rule)}.lk-dialog-head h2{font-size:17px}.lk-dialog-body{padding:20px;overflow:auto;overscroll-behavior:contain}.lk-dialog-from{font-size:13px;color:var(--muted);margin-bottom:10px}.lk-dialog-from a{color:var(--link-light);text-decoration:underline;text-underline-offset:3px}.lk-dialog-foot{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.lk-dialog-end{text-align:center;padding:24px 0 8px}.lk-dialog-end p{margin-top:8px;color:var(--muted)}@media (max-width:899px){.lk{padding:0 16px 48px}.lk-bar{margin:0 -16px;padding:0 16px}.lk-hub-top{gap:28px;padding:32px 0 28px}.lk-hub-grid,.lk-hub-top{grid-template-columns:1fr}.lk-side{position:static}}@media (max-width:640px){.lk{--lk-bar-h:52px}.lk-head{padding:24px 0 16px}.lk-lede{font-size:17px}.lk-bar-in{gap:8px}.lk-bar .lk-dots{--rbs-line:8px}.lk-bar .lk-dots a{padding:0 2px;min-width:30px;justify-content:center}.lk-bar .lk-dots .rb-stepper-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.lk-bar .lk-dots [data-status=active] .rb-stepper-label{position:static;width:auto;height:auto;overflow:visible;clip:auto}.lk-wide{display:none}.lk-narrow{display:inline}.lk-skip{padding:0 12px}.lk-seg button{padding:0 9px}.lk-step{padding-top:40px}.lk-step>p{font-size:16px}.lk-q{padding:16px}.lk-mods-soon{grid-template-columns:1fr}.lk-level{padding-left:38px}.lk-term-pop:popover-open{left:12px;right:12px;bottom:calc(var(--dock-h) + 12px);top:auto;width:auto}}@media (max-width:480px){.lk-bar .lk-dots{--rbs-line:4px}.lk-bar .lk-dots a{min-width:28px}.lk-bar .lk-dots [data-status=active] .rb-stepper-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}}@media (pointer:coarse){.lk .lk-fig-tools .lk-chip,.lk :is(.lk-chip,.lk-skip,.lk-dots a){min-height:44px}.lk .lk-seg button{min-height:40px}.lk-dialog .lk-chip{min-height:44px}}@media (prefers-reduced-motion:reduce){.lk *,.lk :after,.lk :before,.lk-dialog,.lk-term-pop{animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important;transition-delay:0ms!important}}