@font-face{font-family:UW Display;src:url(/fonts/BricolageGrotesque-latin.woff2) format("woff2");font-weight:200 800;font-style:normal;font-display:swap}@font-face{font-family:UW Display Fallback;src:local("Arial");ascent-override:91.48%;descent-override:26.56%;line-gap-override:0%;size-adjust:101.66%}@font-face{font-family:UW Sans;src:url(/fonts/AtkinsonHyperlegibleNext-latin.woff2) format("woff2");font-weight:200 800;font-style:normal;font-display:swap}@font-face{font-family:UW Sans Fallback;src:local("Arial");ascent-override:99.04%;descent-override:31.8%;line-gap-override:0%;size-adjust:99.36%}@font-face{font-family:UW Mono;src:url(/fonts/AtkinsonHyperlegibleMono-latin.woff2) format("woff2");font-weight:200 800;font-style:normal;font-display:swap}:root{color-scheme:light;--bg:#f4f4f0;--bg-2:#eaeae3;--fg:#101010;--fg-2:#4a4a45;--fg-3:#66665f;--line:#d3d3ca;--line-strong:#101010;--lime:#d4f53c;--on-lime:#101010;--focus:#101010;--moved:#14633a;--held:#8a5300;--blocked:#b3261e;--blk-ink-bg:#101010;--blk-ink-fg:#f4f4f0;--blk-paper-bg:#ffffff;--blk-paper-fg:#101010;--rcp-bg:#fffefb;--rcp-fg:#141412;--rcp-dim:#5c5c55;--rcp-line:#bdbdb4;--rcp-moved:#14633a;--rcp-held:#8a5300;--rcp-blocked:#b3261e;--ease:cubic-bezier(0.2,0,0,1);--font-display-stack:"UW Display","UW Display Fallback",ui-sans-serif,system-ui,"PingFang SC","Microsoft YaHei",sans-serif;--font-sans-stack:"UW Sans","UW Sans Fallback",ui-sans-serif,system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;--font-mono-stack:"UW Mono",ui-monospace,"SFMono-Regular",Consolas,monospace}:root[data-theme=dark]{color-scheme:dark;--bg:#0f0f0e;--bg-2:#171715;--fg:#f2f2ee;--fg-2:#b9b9b2;--fg-3:#98988f;--line:#2b2b28;--line-strong:#f2f2ee;--focus:#d4f53c;--moved:#6cc796;--held:#e9b65a;--blocked:#f2786c;--blk-ink-bg:#f2f2ee;--blk-ink-fg:#101010;--blk-paper-bg:#1b1b19;--blk-paper-fg:#f2f2ee}@media (prefers-color-scheme:dark){:root[data-theme=system]{color-scheme:dark;--bg:#0f0f0e;--bg-2:#171715;--fg:#f2f2ee;--fg-2:#b9b9b2;--fg-3:#98988f;--line:#2b2b28;--line-strong:#f2f2ee;--focus:#d4f53c;--moved:#6cc796;--held:#e9b65a;--blocked:#f2786c;--blk-ink-bg:#f2f2ee;--blk-ink-fg:#101010;--blk-paper-bg:#1b1b19;--blk-paper-fg:#f2f2ee}}*,:after,:before{box-sizing:border-box}html{background-color:var(--bg);scroll-padding-top:88px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}html.theme-switching *,html.theme-switching :after,html.theme-switching :before{transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)!important}.uw-site{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-sans-stack);font-size:1.0625rem;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}:where(.uw-site) :is(h1,h2,h3,p,ul,ol,dl,dd,figure){margin:0}:where(.uw-site) :is(ul,ol){padding:0;list-style:none}:where(.uw-site) a{color:inherit}:where(.uw-site) code{font-family:var(--font-mono-stack);font-size:.875em}:where(.uw-site) button{font:inherit;color:inherit}.uw-site :focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;left:8px;top:-64px;z-index:100;padding:10px 14px;background:var(--fg);color:var(--bg);border-radius:4px;font-weight:700;text-decoration:none}.skip-link:focus{top:8px}.wrap{width:100%;max-width:1240px;margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}.fig{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}.h2{font-family:var(--font-display-stack);font-weight:800;font-size:clamp(2rem,.8rem + 4.6vw,4.5rem);line-height:1;letter-spacing:-.018em;font-variation-settings:"wdth" 94;text-wrap:balance}.hl{position:relative;display:inline-block;z-index:0;padding:0 .06em;margin:0 -.06em;color:var(--on-lime);animation:hl-ink .3s linear .28s both}.hl:before{content:"";position:absolute;inset:.1em -.03em .02em;z-index:-1;background:var(--lime);border-radius:.08em;transform-origin:left center;animation:hl-swipe .55s var(--ease) .15s both}@keyframes hl-swipe{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes hl-ink{0%{color:var(--fg)}to{color:var(--on-lime)}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border:2px solid var(--line-strong);border-radius:10px;box-shadow:3px 3px 0 var(--line-strong);font-weight:700;font-size:1.0625rem;line-height:1;white-space:nowrap;text-decoration:none;cursor:pointer;transition:transform .12s var(--ease),box-shadow .12s var(--ease)}.btn:hover{transform:translate(-1px,-1px);box-shadow:5px 5px 0 var(--line-strong)}.btn:active{transform:translate(3px,3px);box-shadow:0 0 0 var(--line-strong)}.btn--lime{background:var(--lime);color:var(--on-lime)}.btn--ink{background:#101010;color:#f4f4f0;border-color:#101010;box-shadow:3px 3px 0 rgb(16 16 16/.35)}.btn--sm{min-height:38px;padding:0 14px;font-size:.9375rem;box-shadow:2px 2px 0 var(--line-strong)}.text-link{color:var(--fg);font-weight:700;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}.text-link:hover{background:var(--lime);color:var(--on-lime);text-decoration-color:transparent}.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:18px 28px;margin-top:28px}.linkish{padding:6px 2px;border:0;background:none;color:var(--fg);font-weight:700;font-size:.9375rem;text-decoration:underline;text-underline-offset:3px;cursor:pointer}.linkish:disabled{color:var(--fg-3);text-decoration:none;cursor:default}.stamp{position:relative;display:inline-flex;align-items:center;gap:6px;padding:2px 8px;border:1.5px solid;border-radius:3px;color:var(--fg);font-family:var(--font-mono-stack);font-size:.75rem;font-weight:700;line-height:1.4;letter-spacing:.05em;text-transform:uppercase;white-space:nowrap;vertical-align:middle}.stamp__dot{width:7px;height:7px;border-radius:50%;background:currentColor}.stamp__glyph{width:9px;height:11px}.stamp--live{background:var(--fg);color:var(--bg)}.stamp--scripted{border-style:dashed}.stamp--replay{outline:1px solid currentColor;outline-offset:2px}.stamp--simulated{background-image:repeating-linear-gradient(135deg,transparent 0 5px,color-mix(in srgb,currentColor 22%,transparent) 5px 6px)}.stamp--notrun{border-style:dotted;color:var(--fg-3)}.site-header{position:sticky;top:0;z-index:40;background:var(--bg);border-bottom:1px solid var(--line)}.site-header__inner{display:flex;align-items:center;gap:16px;min-height:64px}.site-header__home{text-decoration:none}.wordmark{font-family:var(--font-display-stack);font-weight:800;font-size:1.45rem;letter-spacing:-.035em;color:var(--fg);white-space:nowrap}.wordmark__hl{margin-left:.04em;padding:0 .1em;background:var(--lime);color:var(--on-lime);border-radius:4px}.site-nav{display:none;gap:24px}.site-nav a{padding:8px 2px;border-bottom:2px solid transparent;color:var(--fg-2);font-weight:600;font-size:.9375rem;text-decoration:none}.site-nav a:hover{color:var(--fg);border-bottom-color:var(--fg)}.site-header__actions{display:flex;align-items:center;gap:14px;margin-left:auto}.site-header__theme{display:none}.menu-btn{min-height:38px;padding:0 14px;border:2px solid var(--line-strong);border-radius:10px;background:transparent;font-weight:700;font-size:.9375rem;cursor:pointer}.mobile-menu{border-top:1px solid var(--line);background:var(--bg);padding-block:12px 20px}.mobile-menu nav{display:grid;margin-bottom:16px}.mobile-menu nav a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-weight:700;text-decoration:none}.cta-short{display:none}@media (max-width:440px){.cta-long{display:none}.cta-short{display:inline}}@media (max-width:380px){.wordmark{font-size:1.25rem}.site-header__actions{gap:8px}.menu-btn{padding:0 10px}}@media (min-width:900px){.site-header__inner{gap:36px}.site-nav{display:flex}.menu-btn,.mobile-menu{display:none}}@media (min-width:1040px){.site-header__theme{display:block}}.theme-toggle{display:inline-flex;border:2px solid var(--line-strong);border-radius:10px;overflow:hidden}.theme-toggle button{min-height:34px;padding:0 12px;border:0;background:transparent;color:var(--fg-2);font-size:.8125rem;font-weight:700;cursor:pointer}.theme-toggle button+button{border-left:2px solid var(--line-strong)}.theme-toggle button[aria-pressed=true]{background:var(--fg);color:var(--bg)}.theme-toggle button:focus-visible{outline-offset:-4px}.hero{padding-block:clamp(28px,5vw,64px) clamp(56px,8vw,112px)}.hero__title{font-family:var(--font-display-stack);font-weight:800;font-size:clamp(2.4rem,.4rem + 8.6vw,8rem);line-height:.92;letter-spacing:-.028em;font-variation-settings:"wdth" 92}.hero__title>span{display:block}.hero__grid{display:grid;gap:clamp(32px,5vw,56px);margin-top:clamp(28px,4vw,48px);align-items:start}@media (min-width:1100px){.hero__grid{grid-template-columns:minmax(0,4fr) minmax(0,8fr)}}.hero__lede{max-width:30ch;font-size:clamp(1.25rem,1rem + .9vw,1.65rem);line-height:1.3;font-weight:600}.desk__head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;margin-bottom:18px}.desk__title{font-family:var(--font-display-stack);font-weight:800;font-size:1.3rem;letter-spacing:-.02em}.desk__meta{display:flex;align-items:center;gap:14px}.desk__grid{display:grid;gap:28px}@media (min-width:720px){.desk__grid{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);align-items:start}}.desk__right{min-height:340px;scroll-margin-top:84px}.pipe{scroll-margin-top:120px}.tray{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 14px}.slip,.tray{display:grid}.slip{position:relative;align-content:start;gap:2px;width:100%;min-height:138px;padding:12px 14px;text-align:left;background:var(--rcp-bg);color:var(--rcp-fg);border:2px solid var(--line-strong);border-radius:8px;box-shadow:4px 4px 0 var(--line-strong);transform:rotate(var(--tilt,0deg));cursor:pointer;transition:transform .14s var(--ease),box-shadow .14s var(--ease);animation:slip-in .6s var(--ease) backwards;animation-delay:calc(var(--i, 0) * 90ms + .35s)}.slip:hover{transform:rotate(0deg) translateY(-3px);box-shadow:6px 7px 0 var(--line-strong)}.slip:active{transform:rotate(0deg) translate(3px,3px);box-shadow:1px 1px 0 var(--line-strong)}.slip[data-active=true]{outline:3px solid var(--lime);outline-offset:2px}.slip:focus-visible{outline:3px solid var(--focus);outline-offset:4px}.slip__no{font-family:var(--font-mono-stack);font-size:.75rem;color:var(--rcp-dim)}.slip__who{font-family:var(--font-display-stack);font-weight:800;font-size:1.1rem;line-height:1.1;letter-spacing:-.02em}.slip__what{font-size:.875rem;line-height:1.3;color:var(--rcp-dim)}.slip__amt{align-self:end;margin-top:8px;font-family:var(--font-display-stack);font-weight:800;font-size:1.6rem;letter-spacing:-.03em}.slip__paid{position:absolute;top:10px;right:8px;padding:0 7px;border:2px solid var(--rcp-moved);border-radius:3px;color:var(--rcp-moved);font-family:var(--font-mono-stack);font-size:.75rem;font-weight:700;letter-spacing:.08em;transform:rotate(-9deg);background:var(--rcp-bg)}@keyframes slip-in{0%{opacity:0;transform:translateY(26px) rotate(calc(var(--tilt, 0deg) * 2.4))}}.pipe{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:26px 0 20px}.pipe__node{position:relative;display:grid;justify-items:center;gap:6px}.pipe__node:not(:last-child):after{content:"";position:absolute;top:15px;left:calc(50% + 19px);right:calc(-50% + 19px);height:3px;background:var(--line);transition:background-color .2s var(--ease)}.pipe__node[data-state=pass]:not(:last-child):after{background:var(--moved)}.pipe__dot{display:grid;place-items:center;width:32px;height:32px;border:3px solid var(--fg-3);border-radius:50%;background:var(--bg);color:var(--bg);transition:background-color .2s var(--ease),border-color .2s var(--ease)}.pipe__node[data-state=run] .pipe__dot{border-color:var(--fg);animation:pipe-pulse .5s ease-in-out infinite alternate}.pipe__node[data-state=pass] .pipe__dot{background:var(--moved);border-color:var(--moved)}.pipe__node[data-state=wait] .pipe__dot{background:var(--held);border-color:var(--held)}.pipe__node[data-state=stop] .pipe__dot{background:var(--blocked);border-color:var(--blocked)}.pipe__label{font-size:.8125rem;font-weight:700;color:var(--fg-2)}@keyframes pipe-pulse{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--fg) 40%,transparent)}to{box-shadow:0 0 0 7px transparent}}.limit__row{display:flex;justify-content:space-between;gap:12px;margin-bottom:8px;font-size:.9375rem;color:var(--fg-2)}.limit__row strong{color:var(--fg)}.limit__track{position:relative;height:14px;overflow:hidden;border:2px solid var(--line-strong);border-radius:99px}.limit__track i{position:absolute;inset:0;background:var(--lime);transform-origin:left center;transform:scaleX(var(--f,1));transition:transform .5s var(--ease)}.rcp{position:relative;padding:16px 18px 24px;background:var(--rcp-bg);color:var(--rcp-fg);font-family:var(--font-mono-stack);font-size:.8125rem;line-height:1.5;border-radius:4px 4px 0 0;box-shadow:0 14px 28px rgb(0 0 0/.16)}.rcp__edge{position:absolute;left:0;right:0;bottom:-9px;height:9px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M0 0h14L7 9z' fill='%23fffefb'/%3E%3C/svg%3E") repeat-x 0 0}.rcp__head{display:flex;justify-content:space-between;gap:10px;padding-bottom:8px;margin-bottom:8px;border-bottom:2px dashed var(--rcp-line);color:var(--rcp-dim)}.rcp__head strong{color:var(--rcp-fg);font-family:var(--font-display-stack);font-size:1rem;letter-spacing:-.02em}.rcp__inv{margin-bottom:10px;color:var(--rcp-dim)}.rcp__facts{display:grid;gap:6px}.rcp-row{display:grid;grid-template-columns:86px minmax(0,1fr);gap:8px}.rcp-row dt{color:var(--rcp-dim);text-transform:uppercase;font-size:.75rem;letter-spacing:.04em;padding-top:1px}.rcp__code{display:inline-block;margin-left:8px;padding:0 5px;border:1px solid var(--rcp-line);border-radius:2px;font-size:.75rem}.rcp__why{margin:12px 0 0;padding-top:10px;border-top:2px dashed var(--rcp-line);font-family:var(--font-sans-stack);font-size:.9375rem;line-height:1.4}.rcp-stamp{display:inline-block;margin:14px 0 8px;padding:0 14px;border:3px solid;border-radius:4px;font-family:var(--font-display-stack);font-weight:800;font-size:1.7rem;letter-spacing:.06em;line-height:1.25;transform:rotate(-6deg)}.rcp-stamp[data-verdict=paid]{color:var(--rcp-moved)}.rcp-stamp[data-verdict=held]{color:var(--rcp-held)}.rcp-stamp[data-verdict=blocked]{color:var(--rcp-blocked)}.rcp__sim{color:var(--rcp-dim);font-size:.75rem}.rcp--empty{display:grid;place-items:center;min-height:340px;padding:24px;background:transparent;color:var(--fg-3);border:2px dashed var(--fg-3);border-radius:8px;box-shadow:none;font-family:var(--font-sans-stack);font-size:1rem;text-align:center}.sec{padding-block:clamp(72px,10vw,140px)}.steps{display:grid;gap:16px;margin-top:clamp(32px,5vw,56px)}@media (min-width:900px){.steps{grid-template-columns:repeat(3,minmax(0,1fr))}}.step{display:flex;flex-direction:column;gap:14px;min-height:380px;padding:clamp(22px,3vw,32px);border:2px solid var(--line-strong);border-radius:16px}.step--ink{background:var(--blk-ink-bg);color:var(--blk-ink-fg)}.step--lime{background:var(--lime);color:var(--on-lime)}.step--paper{background:var(--blk-paper-bg);color:var(--blk-paper-fg)}.step__no{display:grid;place-items:center;width:38px;height:38px;border:2px solid;border-radius:50%;font-weight:800}.step h3{font-family:var(--font-display-stack);font-weight:800;font-size:clamp(1.9rem,1.2rem + 1.6vw,2.6rem);line-height:1;letter-spacing:-.022em;font-variation-settings:"wdth" 94}.step p{font-size:1.0625rem;line-height:1.4;max-width:30ch}.step>:last-child{margin-top:auto}.exam{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.exam i{aspect-ratio:1;border-radius:4px;background:currentColor}.exam i.is-hostile{background:repeating-linear-gradient(135deg,transparent 0 3px,currentColor 3px 5px);box-shadow:inset 0 0 0 2px currentColor}.capbar__track{position:relative;height:22px;overflow:hidden;border:2px solid;border-radius:99px}.capbar__track i{position:absolute;inset:0;background:currentColor;transform-origin:left center;transform:scaleX(var(--f,1))}.capbar__ends{display:flex;justify-content:space-between;margin-top:8px;font-family:var(--font-mono-stack);font-size:.8125rem;font-weight:700}.backbar{display:grid;gap:6px}.backbar__row{display:flex;justify-content:space-between;gap:10px;font-size:.9375rem}.backbar__row b{font-weight:800}.backbar__track{position:relative;height:16px;margin-bottom:8px;overflow:hidden;border:2px solid;border-radius:99px}.backbar__track i{position:absolute;inset:0;background:var(--blocked);transform-origin:left center;transform:scaleX(var(--f,1))}.backbar__track--ok i{background:var(--moved)}.sec--proof{background:var(--bg-2);border-block:1px solid var(--line)}.versus{display:grid;gap:16px;margin-top:clamp(28px,4vw,48px)}@media (min-width:760px){.versus{grid-template-columns:repeat(2,minmax(0,1fr))}}.versus>div{padding:clamp(24px,4vw,48px);border:2px solid var(--line-strong);border-radius:20px}.versus__a{background:var(--blk-ink-bg);color:var(--blk-ink-fg)}.versus__b{background:var(--lime);color:var(--on-lime)}.versus__k{font-weight:800;font-size:1.125rem}.versus__n{font-family:var(--font-display-stack);font-weight:800;font-size:clamp(3.4rem,1rem + 7.6vw,7.5rem);line-height:.98;letter-spacing:-.03em;font-variation-settings:"wdth" 92}.versus__d{font-size:1.125rem;font-weight:700}.proof__line{max-width:44ch;margin-top:26px;font-size:clamp(1.2rem,1rem + .8vw,1.6rem);line-height:1.3;font-weight:700}.proof__line--dim{margin-top:12px;font-size:1.0625rem;font-weight:400;color:var(--fg-2)}.proof__src{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;margin-top:28px;font-size:.9375rem;color:var(--fg-2)}.run{background:var(--lime);color:var(--on-lime);--focus:#101010}.run__inner{display:grid;gap:36px;align-items:end;padding-block:clamp(56px,8vw,112px)}@media (min-width:900px){.run__inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}.run__title{margin-bottom:28px;font-size:clamp(3rem,1rem + 8vw,8rem);letter-spacing:-.028em}.run__cmds{display:grid;gap:10px}.run__lead{font-weight:800}.cmd{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 10px 10px 16px;background:#101010;color:#f4f4f0;border-radius:10px;font-size:1rem}.run__note{font-weight:700}.copy-btn{min-height:34px;padding:0 14px;border:0;border-radius:8px;background:#d4f53c;color:#101010;font-size:.875rem;font-weight:800;cursor:pointer}.copy-btn:focus-visible{outline-color:#f4f4f0}.site-footer{padding-block:56px 40px;border-top:1px solid var(--line)}.site-footer__top{display:grid;gap:36px}@media (min-width:960px){.site-footer__top{grid-template-columns:minmax(0,3fr) minmax(0,9fr)}}.site-footer__brand p{margin-top:8px;color:var(--fg-2);font-size:.9375rem}.site-footer__links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 24px}@media (min-width:720px){.site-footer__links{grid-template-columns:repeat(4,minmax(0,1fr))}}.site-footer__h{margin-bottom:10px;font-family:var(--font-sans-stack);font-size:.875rem;font-weight:800}.site-footer__links ul{display:grid;gap:2px}.site-footer__links a{display:inline-block;padding:5px 0;color:var(--fg-2);font-size:.9375rem;text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:3px}.site-footer__links a:hover{color:var(--fg);text-decoration-color:var(--fg)}.limits{margin-top:40px;padding-top:20px;border-top:1px solid var(--line)}.limits summary{cursor:pointer;font-weight:800;font-size:.9375rem}.limits ul{display:grid;gap:6px;max-width:70ch;margin-top:14px;color:var(--fg-2);font-size:.9375rem}.limits li{padding-left:18px;position:relative}.limits li:before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border:1.5px solid var(--fg-2)}.site-footer__bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:32px;padding-top:20px;border-top:1px solid var(--line);color:var(--fg-2);font-size:.875rem}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.uw-site *,.uw-site :after,.uw-site :before{animation:none!important;transition-duration:.01ms!important}.hl{color:var(--on-lime)}}@media (forced-colors:active){.backbar__track i,.capbar__track i,.limit__track i{background:Highlight;forced-color-adjust:none}}