@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-vietnamese-wdth-normal-rJmnGBSt.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-latin-ext-wdth-normal-7khWdh9v.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-latin-wdth-normal-DY7AcnAa.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-mono-cyrillic-ext-wght-normal-X_5orZeX.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-mono-cyrillic-wght-normal-DiZS0aHC.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-mono-symbols2-wght-normal-CO5SzqOn.woff2)format("woff2-variations");unicode-range:U+2000-2001,U+2004-2008,U+200A,U+23B8-23BD,U+2500-259F}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-mono-vietnamese-wght-normal-DadHysG0.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-mono-latin-ext-wght-normal-Bwz-egvJ.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-mono-latin-wght-normal-XN7g48iV.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--ballast:#141811;--ink:#eceee3;--ink-soft:#aeb6a2;--line:#eceee329;--line-strong:#eceee34d;--panel:#e3e8dc;--panel-ink:#151a12;--panel-soft:#4d5746;--panel-line:#151a1233;--lamp:#f1b23c;--lamp-hi:#f6c35e;--lamp-ink:#1e1604;--stop:#b83520;--stop-on-dark:#f0876b;--clear:#2d8a53;--clear-on-dark:#6fce95;--font:"Archivo Variable", "Archivo", system-ui, sans-serif;--mono:"Geist Mono Variable", "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;--t-hero:clamp(2.75rem, 1.2rem + 5.2vw, 6rem);--t-lg:clamp(2.1rem, 1rem + 3.4vw, 4.25rem);--t-quiet:clamp(1.45rem, 1rem + 1.35vw, 2.1rem);--t-peak:clamp(3rem, .6rem + 7.4vw, 8.25rem);--t-close:clamp(2.2rem, 1.1rem + 3vw, 4rem);--t-caption:clamp(1.6rem, 1rem + 1.9vw, 2.75rem);--t-body:clamp(1.02rem, .95rem + .3vw, 1.2rem);--t-lede:clamp(1.1rem, 1rem + .45vw, 1.35rem);--gutter:clamp(16px, 4vw, 56px);--rail:32px;--radius:10px;--ease:cubic-bezier(.22, 1, .36, 1);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{background:var(--ballast);-webkit-text-size-adjust:100%;scrollbar-color:var(--line-strong) var(--ballast)}body{color:var(--ink);font-family:var(--font);font-size:var(--t-body);letter-spacing:.005em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;caret-color:var(--lamp);margin:0;line-height:1.55}body:after{content:"";z-index:30;pointer-events:none;opacity:.07;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");position:fixed;top:0;bottom:0;left:0;right:0}::selection{background:var(--lamp);color:var(--lamp-ink)}a{color:inherit;text-underline-offset:.2em;text-decoration-thickness:1px}code{font-family:var(--mono);letter-spacing:0;white-space:nowrap;font-size:.86em}:focus-visible{outline:2px solid var(--lamp);outline-offset:3px;border-radius:4px}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.display{letter-spacing:-.035em;text-wrap:balance;margin:0;font-weight:780;font-stretch:112%;line-height:.95}.display--hero{font-size:var(--t-hero)}.display--lg{font-size:var(--t-lg);line-height:.98}.display--quiet{font-size:var(--t-quiet);letter-spacing:-.012em;font-weight:540;font-stretch:100%;line-height:1.14}.display--peak{font-size:var(--t-peak);letter-spacing:-.04em;font-weight:820;font-stretch:118%;line-height:.9}.display--close{font-size:var(--t-close);max-width:13ch}.lede{font-size:var(--t-lede);text-wrap:pretty;max-width:31rem;margin:1.25rem 0 0;line-height:1.45}.body{text-wrap:pretty;max-width:32rem;margin:1.1rem 0 0}.button{border-radius:var(--radius);background:var(--lamp);height:52px;color:var(--lamp-ink);font:inherit;letter-spacing:0;white-space:nowrap;cursor:pointer;transition:background-color .16s var(--ease), transform .14s var(--ease);border:0;justify-content:center;align-items:center;gap:10px;padding:0 22px;font-size:1rem;font-weight:640;font-stretch:104%;text-decoration:none;display:inline-flex;box-shadow:inset 0 1px #ffffff59,0 10px 24px -12px #140c00b3}.button:active{transform:translateY(1px)scale(.985)}.button:disabled{cursor:progress;opacity:.78}@media (hover:hover) and (pointer:fine){.button:hover{background:var(--lamp-hi)}}.button--small{border-radius:8px;height:38px;padding:0 14px;font-size:.875rem}.button__lamp{fill:#1e160447;width:10px;height:10px;transition:fill .16s var(--ease)}@media (hover:hover) and (pointer:fine){.button:hover .button__lamp{fill:var(--lamp-ink)}}.nav{z-index:20;padding:16px var(--gutter);padding-top:max(16px, env(safe-area-inset-top));color:var(--ink);transition:color .3s var(--ease);justify-content:space-between;align-items:center;display:flex;position:fixed;top:0;bottom:auto;left:0;right:0}.nav:before{content:"";z-index:-1;transition:opacity .3s var(--ease);background:linear-gradient(#14181180,#14181100);position:absolute;top:0;bottom:-40px;left:0;right:0}.nav[data-ground=light]{color:var(--panel-ink)}.nav[data-ground=light]:before{opacity:0}.wordmark{letter-spacing:-.03em;align-items:center;gap:9px;font-size:1.3rem;font-weight:820;font-stretch:116%;text-decoration:none;display:inline-flex}.wordmark__lamp{width:11px;height:11px;fill:var(--lamp)}.film{background:var(--ballast);height:2920svh;position:relative}.film__stage{isolation:isolate;height:100svh;position:sticky;top:0;overflow:hidden}.film__poster,.film__canvas{object-fit:cover;width:100%;height:100%;position:absolute;top:0;bottom:0;left:0;right:0}.film__canvas{opacity:0;transition:opacity .4s linear}.film__stage.is-live .film__canvas{opacity:1}.scrim{pointer-events:none;opacity:0;position:absolute;top:0;bottom:0;left:0;right:0}.scrim--lead{background:radial-gradient(78% 90% at 0 100%,#141811e0,#14181194 44%,#14181100 74%)}.scrim--trail{background:radial-gradient(74% 92% at 100% 34%,#141811e0,#1418119e 50%,#14181100 78%)}.scrim--low{background:radial-gradient(70% 76% at 0 100%,#141811e6,#14181199 48%,#14181100 76%)}.scrim--trail-high{background:radial-gradient(64% 86% at 100% 12%,#141811e6,#14181199 46%,#14181100 76%)}.scrim--light{background:radial-gradient(58% 44%,#e3e8dcd1,#e3e8dc80 50%,#e3e8dc00 78%)}.film__wash{background:radial-gradient(closest-side, var(--panel) 62%, #e3e8dc00 100%);opacity:0;will-change:transform, opacity;pointer-events:none;border-radius:50%;width:320vmax;height:320vmax;position:absolute;top:46%;left:50%;transform:translate(-50%,-50%)scale(.02)}.rail-lamps{left:calc(var(--gutter) * .5 - 6px);z-index:4;filter:drop-shadow(0 1px 3px #141811b3);width:12px;height:52%;transition:opacity .4s var(--ease);flex-direction:column;justify-content:space-between;align-items:center;display:flex;position:absolute;top:24%}.rail-lamps:before{content:"";z-index:-1;background:#eceee399;width:1.5px;position:absolute;top:0;bottom:0;left:50%;translate:-50%}.rail-lamps i{border:2px solid var(--ink);background:var(--ballast);width:11px;height:11px;transition:background-color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);border-radius:50%}.rail-lamps i.is-past{background:var(--clear-on-dark);border-color:var(--clear-on-dark)}.rail-lamps i.is-on{background:var(--ink);transform:scale(1.35)}.rail-lamps i:last-child.is-on{background:var(--lamp);border-color:var(--lamp)}.film[data-washed=true] .rail-lamps{opacity:0}.beat{z-index:5;position:absolute}.beat:not(.beat--peak){text-shadow:0 1px 2px #14181159,0 6px 30px #14181180}.beat--hero{left:calc(var(--gutter) + var(--rail));width:min(46rem,62vw);bottom:11svh}.beat--trail{right:var(--gutter);width:min(34rem,40vw);top:24svh}.beat--low{left:calc(var(--gutter) + var(--rail));width:min(31rem,42vw);bottom:13svh}.beat--trail-high{right:var(--gutter);width:min(33rem,38vw);top:14svh}.beat--peak{left:var(--gutter);right:var(--gutter);text-align:center;color:var(--panel-ink);top:50%;translate:0 -50%}.beat--hero .button{margin-top:1.75rem}.mask{margin-bottom:-.12em;padding-bottom:.12em;display:block;overflow:clip}.mask--pad{margin:-12px -12px -18px;padding:12px 12px 18px}.u{--e:1;--x:0;display:block}.js .beat:not(.beat--hero) .u{--e:0}.fx-rise .u{transform:translate3d(0, calc((1 - var(--e)) * 110% - var(--x) * 70%), 0);opacity:calc(1 - var(--x))}.fx-wipe .u{clip-path:inset(-.2em calc((1 - var(--e)) * 100%) -.25em calc(var(--x) * 100%));transform:translate3d(calc((1 - var(--e)) * -.35em + var(--x) * .35em), 0, 0)}.fx-fade .u{opacity:calc(var(--e) * (1 - var(--x)));transform:translate3d(0, calc((1 - var(--e)) * .5em - var(--x) * .5em), 0)}.fx-track .u{opacity:calc(var(--e) * (1 - var(--x)));filter:blur(calc((1 - var(--e) + var(--x)) * 6px))}.display.fx-track .u{letter-spacing:calc((1 - var(--e)) * .14em - .012em + var(--x) * .05em)}.fx-scale .u{transform:translate3d(0, calc((1 - var(--e)) * 100%), 0) scale(calc(1 + (1 - var(--e)) * .06));opacity:var(--e)}.js:not(.is-ready) .beat--hero .u{opacity:0}.is-ready .beat--hero .u{animation:intro 1.3s var(--ease) backwards}.is-ready .beat--hero .mask:nth-child(2) .u{animation-delay:.11s}.is-ready .beat--hero .lede .u{animation-delay:.26s}.is-ready .beat--hero .fx-rise:last-child .u{animation-delay:.38s}@keyframes intro{0%{transform:translateY(110%)}}.interlock{background:var(--panel);height:1700svh;color:var(--panel-ink);position:relative}.interlock__stage{height:100svh;padding:calc(88px + 3svh) var(--gutter) 5svh;grid-template-rows:auto 1fr;gap:clamp(16px,3svh,40px);display:grid;position:sticky;top:0;overflow:hidden}.captions{max-width:40rem;display:grid}.caption{grid-area:1/1}.caption:not([data-active]){pointer-events:none}.caption__title,.caption__body{padding-bottom:.14em;overflow:clip}.caption__title{font-size:var(--t-caption);letter-spacing:-.03em;text-wrap:balance;margin:0;font-weight:760;font-stretch:110%;line-height:1}.caption__body{color:var(--panel-soft);text-wrap:pretty;max-width:36rem;margin:.8rem 0 0}.caption__body code{color:var(--panel-ink)}.caption .u{--e:0;transform:translate3d(0, calc((1 - var(--e) - var(--x)) * 105% + (1 - var(--e) - var(--x)) * .2em), 0);opacity:calc(1 - var(--x) * .6)}.diagram{align-content:center;min-height:0;margin:0;display:grid}.diagram__svg{width:100%;height:auto;max-height:60svh;overflow:visible}.diagram__note{color:var(--panel-soft);justify-self:end;margin-top:8px;font-size:.8rem}.track{fill:none;stroke:var(--panel-ink);stroke-width:2.5px;stroke-linecap:square;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1px}.track--main{stroke-dasharray:none;stroke-dashoffset:0}.track--merged{stroke-width:6px}.track--turnout{transition:opacity .25s var(--ease)}.track--turnout.is-held{opacity:.22}.commit{fill:var(--panel);stroke:var(--panel-ink);stroke-width:2px;opacity:0}.commit--hot{fill:var(--panel-ink)}.commit--fix{fill:var(--lamp);stroke-width:2px}.lamp{fill:var(--panel);stroke:var(--panel-ink);stroke-width:2px;transition:fill .25s var(--ease)}.lamp[data-state=clear]{fill:var(--clear)}.lamp[data-state=stop]{fill:var(--stop)}.lamp-ring{fill:none;stroke:var(--panel-line);stroke-width:1px;transition:stroke .25s var(--ease)}.lamp-ring[data-state=stop]{stroke:var(--stop)}.hold{stroke:var(--stop);stroke-width:4px;stroke-linecap:square;opacity:0;transition:opacity .2s var(--ease)}.link{fill:none;stroke:var(--stop);stroke-width:2px;stroke-dasharray:1;stroke-dashoffset:1px}.lbl{font-family:var(--mono);fill:var(--panel-soft);font-size:14px}.lbl--name{fill:var(--panel-ink)}.lbl--callout{fill:var(--stop);opacity:0}.lbl--fix{fill:var(--panel-ink);opacity:0}.close{background:var(--ballast);grid-template-columns:minmax(0,5fr) minmax(0,7fr);min-height:100svh;display:grid;position:relative;overflow:hidden}.close__plate{grid-area:1/2;min-height:100%;position:relative}.close__plate img{object-fit:cover;object-position:50% 45%;width:100%;height:100%;position:absolute;top:0;bottom:0;left:0;right:0;-webkit-mask-image:linear-gradient(90deg,#0000,#000 38%);mask-image:linear-gradient(90deg,#0000,#000 38%)}.close__body{z-index:1;padding:16svh var(--gutter) 14svh calc(var(--gutter) + var(--rail));grid-area:1/1;align-self:center;position:relative}.body--close{color:var(--ink-soft);margin-top:1.25rem}.body--close code{color:var(--ink)}@supports (animation-timeline:view()){@media (prefers-reduced-motion:no-preference){.close__plate img{animation:linear both open-plate;animation-timeline:view();animation-range:entry cover 45%}@keyframes open-plate{0%{clip-path:inset(16% 0 16% 14%);transform:scale(1.08)}to{clip-path:inset(0);transform:scale(1)}}}}.signup{max-width:34rem;margin-top:2.25rem}.signup__field{gap:8px;display:grid}.signup label{color:var(--ink);font-size:.9rem;font-weight:560}.signup__row{gap:10px;display:flex}.signup input[type=email]{border:1px solid var(--line-strong);border-radius:var(--radius);min-width:0;height:52px;color:var(--ink);font:inherit;transition:border-color .16s var(--ease), box-shadow .16s var(--ease), background-color .16s var(--ease);background:#eceee30d;flex:1;padding:0 16px;font-size:1rem}.signup input[type=email]::placeholder{color:var(--ink-soft);opacity:.8}.signup input[type=email]:hover{border-color:#eceee373}.signup input[type=email]:focus-visible{border-color:var(--lamp);background:#eceee314;outline:none;box-shadow:0 0 0 3px #f1b23c47}.signup[data-state=invalid] input[type=email]{border-color:var(--stop-on-dark)}.signup[data-state=invalid] input[type=email]:focus-visible{border-color:var(--stop-on-dark);box-shadow:0 0 0 3px #f0876b4d}.signup[data-state=invalid] .button__lamp,.signup[data-state=failed] .button__lamp{fill:var(--stop)}.signup__help{color:var(--ink-soft);margin:2px 0 0;font-size:.875rem}.signup__error{color:var(--stop-on-dark);margin:0;font-size:.9rem}.signup__error:empty{display:none}.signup[data-state=sending] .button__lamp{fill:var(--lamp-ink);animation:.9s steps(2,jump-none) infinite blink}@keyframes blink{50%{fill:#1e160447}}.signup__trap{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}.signup-done{max-width:34rem;animation:settle .5s var(--ease) both;margin-top:2.25rem}.signup-done__lamp{width:14px;height:14px;fill:var(--clear-on-dark)}.signup-done__title{letter-spacing:-.02em;margin:.75rem 0 0;font-size:1.75rem;font-weight:740;font-stretch:108%;line-height:1.1}.signup-done__title:focus{outline:none}.signup-done .body{color:var(--ink-soft);margin-top:.6rem}.signup-done strong{color:var(--ink);font-weight:600}.signup-done[data-local] .signup-done__lamp{fill:var(--lamp)}@keyframes settle{0%{opacity:0;transform:translateY(8px)}}.footer{padding:28px var(--gutter) max(28px, env(safe-area-inset-bottom));border-top:1px solid var(--line);color:var(--ink-soft);flex-wrap:wrap;align-items:baseline;gap:8px 28px;font-size:.875rem;display:flex}.footer__social{gap:20px;display:flex}.footer__social a{color:var(--ink-soft);text-decoration:none}.footer__social a:hover{color:var(--ink);text-underline-offset:3px;text-decoration:underline}.footer__social a:focus-visible{color:var(--ink);text-underline-offset:3px;text-decoration:underline}.footer__mark{color:var(--ink);letter-spacing:-.03em;margin-right:auto;font-weight:800;font-stretch:116%}@media (max-width:760px){:root{--rail:0px}.film{height:2480svh}.rail-lamps{left:var(--gutter);right:var(--gutter);top:calc(max(16px, env(safe-area-inset-top)) + 54px);flex-direction:row;width:auto;height:11px}.rail-lamps:before{width:auto;height:1.5px;top:50%;bottom:auto;left:0;right:0;translate:0 -50%}.beat,.beat--hero,.beat--trail,.beat--low,.beat--trail-high{left:var(--gutter);right:var(--gutter);top:auto;bottom:calc(7svh + env(safe-area-inset-bottom));width:auto}.beat--peak{top:auto;bottom:calc(12svh + env(safe-area-inset-bottom));translate:none}.display--hero{font-size:clamp(2.5rem,11.5vw,3.4rem)}.display--lg{font-size:clamp(2rem,9vw,2.6rem)}.display--peak{font-size:clamp(2.6rem,12.5vw,3.6rem)}.lede{font-size:1.06rem}.fx-wipe .u{clip-path:none;transform:translate3d(0, calc((1 - var(--e)) * .6em - var(--x) * .6em), 0);opacity:calc(var(--e) * (1 - var(--x)))}.fx-track .u{filter:none}.scrim--lead,.scrim--trail,.scrim--low,.scrim--trail-high{background:linear-gradient(#14181100 36%,#1418119e 64%,#141811e6)}.scrim--light{background:linear-gradient(#e3e8dc00 45%,#e3e8dc99 70%,#e3e8dce6)}.interlock{height:1600svh}.interlock__stage{gap:12px;padding-top:calc(76px + 2svh)}.caption__title{font-size:1.55rem}.caption__body{margin-top:.55rem;font-size:.98rem}.caption__body code{white-space:normal;overflow-wrap:anywhere}.lbl{font-size:11px}.diagram{align-content:start}.close{grid-template-rows:46svh auto;grid-template-columns:1fr;min-height:auto}.close__plate{grid-area:1/1}.close__plate img{-webkit-mask-image:linear-gradient(#000 55%,#0000);mask-image:linear-gradient(#000 55%,#0000)}.close__body{padding:0 var(--gutter) 12svh;grid-area:2/1;margin-top:-6svh}.signup__row{flex-direction:column}.signup input[type=email]{flex:none}.signup .button{width:100%}}@media (prefers-reduced-motion:reduce){.u{opacity:calc(var(--e) * (1 - var(--x)));clip-path:none!important;filter:none!important;letter-spacing:inherit!important;transform:none!important}.is-ready .beat--hero .u,.signup[data-state=sending] .button__lamp{animation:none}}html:not(.js) .film{height:auto}html:not(.js) .film__stage{height:auto;min-height:100svh;padding:20svh var(--gutter) 10svh;position:relative}html:not(.js) .beat{width:auto;color:var(--ink);margin-bottom:3rem;position:relative;top:auto;bottom:auto;left:auto;right:auto;translate:none}html:not(.js) .interlock{height:auto}html:not(.js) .interlock__stage{height:auto;position:relative}