/* Layout concept: the page is a Forge chapter read in a diff viewer. A left gutter holds line marks and the part labels
   (Goal, Owns, Doesn't own...), and the content is the document. Colours are the app's Clean night theme. */
:root{
  color-scheme:dark;
  --ground:oklch(.145 .002 60);
  --well:oklch(.115 .002 60);
  --sheet:oklch(.185 .003 60);
  --raise:oklch(.235 .004 60);
  --rule:oklch(.30 .004 60);
  --ink:oklch(.96 .003 80);
  --muted:oklch(.74 .008 80);
  --orange:oklch(.70 .19 40);
  --on-orange:oklch(.16 .03 40);
  --add:oklch(.80 .15 150);
  --del:oklch(.74 .15 25);
  --warn:oklch(.82 .13 85);
  --display:"Bodoni Moda",Didot,"Bodoni 72",Georgia,serif;
  --body:"Schibsted Grotesk","Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,Menlo,monospace;
  --gutter:clamp(2.25rem,10vw,9rem);
  --nav:3.75rem;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav) + 1rem);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ground);color:var(--ink);font:400 1.0625rem/1.6 var(--body);overflow-x:clip}
img,svg{display:block;max-width:100%}
p{margin:0}
a{color:inherit}
code,kbd{font-family:var(--mono)}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:4px}
[hidden]{display:none!important}
.wrap{width:100%;max-width:1320px;margin-inline:auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.skip{position:fixed;left:12px;top:-60px;z-index:20;background:var(--orange);color:var(--on-orange);padding:.5rem .9rem;border-radius:7px;text-decoration:none}
.skip:focus{top:12px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:2.75rem;padding:.55rem 1.15rem;border-radius:8px;border:1px solid var(--orange);background:var(--orange);color:var(--on-orange);font:600 .9375rem/1.2 var(--body);text-decoration:none;white-space:nowrap;cursor:pointer;transition:filter .15s}
.btn:hover{filter:brightness(1.1)}
.btn svg{width:1.05rem;height:1.05rem;fill:currentColor;flex:none}
.btn.quiet{background:transparent;border-color:var(--rule);color:var(--ink)}
.btn.quiet:hover{background:var(--raise);filter:none}
.btn.small{min-height:2.25rem;padding:.35rem .85rem;font-size:.875rem}

/* Navigation */
.nav{position:sticky;top:0;z-index:10;background:color-mix(in oklch,var(--ground) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.nav-in{display:flex;align-items:center;gap:1.5rem;height:var(--nav)}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:600;text-decoration:none;white-space:nowrap}
.brand img{width:1.75rem;height:1.75rem;border-radius:6px}
.tag{font:500 .6875rem/1 var(--mono);color:var(--muted);border:1px solid var(--rule);border-radius:999px;padding:.25rem .5rem;white-space:nowrap}
.nav-links{display:flex;gap:1.35rem;margin-left:auto;font-size:.9375rem}
.nav-links a{color:var(--muted);text-decoration:none}
.nav-links a:hover{color:var(--ink)}
.nav-act{display:flex;gap:.5rem}
@media(max-width:760px){.nav-links{display:none}.nav-act{margin-left:auto}}
@media(max-width:480px){.tag{display:none}}
@media(max-width:420px){.nav-in{gap:.5rem}.brand span{font-size:.9375rem}}
@media(max-width:350px){.brand span{display:none}}
.nav-in>.tag+.nav-act{margin-left:auto}

/* Diff lines: the hero and the last band */
.hunk{font:400 .8125rem/1 var(--mono);color:var(--muted);padding-top:clamp(2rem,5vw,3.5rem);padding-bottom:.9rem}
.line-in{display:grid;grid-template-columns:var(--gutter) minmax(0,1fr);align-items:baseline}
.line.del{background:color-mix(in oklch,var(--del) 9%,transparent)}
.line.add{background:color-mix(in oklch,var(--add) 8%,transparent)}
.mark{display:flex;gap:1.1rem;font:500 1rem/1 var(--mono);user-select:none}
.mark i{font-style:normal;color:var(--muted);font-weight:400;width:2ch;text-align:right}
.del .mark{color:var(--del)}
.add .mark{color:var(--add)}
@media(max-width:900px){.mark i{display:none}}
.old{font:400 clamp(1.2rem,2.6vw,2rem)/1.3 var(--display);font-variation-settings:"opsz" 14;color:var(--muted);padding-block:.65rem;text-decoration:line-through;text-decoration-color:var(--del);text-decoration-thickness:1px}
h1{font:500 clamp(2.75rem,7.1vw,6rem)/1 var(--display);font-optical-sizing:auto;letter-spacing:-.02em;margin:0;padding-block:clamp(1.1rem,2.4vw,1.8rem) clamp(1.3rem,2.8vw,2.1rem);text-wrap:balance}
h1 em{display:block;font-weight:400}
.hero-body{display:grid;grid-template-columns:var(--gutter) minmax(0,1fr);padding-top:clamp(1.75rem,4vw,2.75rem)}
.hero-copy{grid-column:2;display:grid;gap:1.5rem}
.lede{font-size:clamp(1.0625rem,1.6vw,1.3125rem);line-height:1.5;max-width:58ch;text-wrap:pretty}
.cta{display:flex;flex-wrap:wrap;gap:.75rem}
.fine{font-size:.875rem;color:var(--muted)}

/* The demo: an agent on the left, Forge on the right */
.demo-wrap{padding-top:clamp(2.25rem,5vw,3.75rem);padding-bottom:clamp(3.5rem,8vw,6.5rem)}
.demo{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);border:1px solid var(--rule);border-radius:14px;overflow:hidden;background:var(--sheet)}
.pane-title{display:flex;align-items:center;justify-content:space-between;gap:.75rem;min-height:2.85rem;padding:.5rem 1.1rem;border-bottom:1px solid var(--rule);font:400 .75rem/1.3 var(--mono);color:var(--muted)}
.term{background:var(--well);border-right:1px solid var(--rule);min-width:0}
.term ol{list-style:none;margin:0;padding:1.1rem;display:grid;gap:.7rem;font:400 .8125rem/1.5 var(--mono);color:var(--muted);overflow-wrap:anywhere}
.term b{display:block;font-weight:500;color:var(--ink)}
.t-you{color:var(--ink)}
.t-you span{color:var(--orange);margin-right:.35rem}
.t-rem{background:color-mix(in oklch,var(--del) 12%,transparent);border-radius:6px;padding:.5rem .65rem;margin-inline:-.65rem;color:var(--ink)}
.t-rem b{color:var(--del)}
.t-done b{color:var(--add)}
.replay{appearance:none;background:none;border:1px solid var(--rule);border-radius:6px;color:var(--muted);font:400 .75rem/1 var(--mono);padding:.35rem .55rem;cursor:pointer}
.replay:hover{color:var(--ink);background:var(--raise)}
.win{min-width:0;display:flex;flex-direction:column}
.win-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.35rem 1rem;min-height:2.85rem;padding:.5rem 1.1rem;border-bottom:1px solid var(--rule);font-size:.8125rem;color:var(--muted)}
.win-head strong{color:var(--ink);font-weight:600}
.chip{display:none;align-items:center;gap:.45rem;font-size:.8125rem;color:var(--muted)}
.chip::before{content:"";width:.45rem;height:.45rem;border-radius:50%;background:var(--add);flex:none}
.chip[data-for=work]::before{background:var(--orange)}
.demo[data-state=base] .chip[data-for=base],.demo[data-state=work] .chip[data-for=work],.demo[data-state=shared] .chip[data-for=shared]{display:inline-flex}
.win-body{flex:1;display:grid;grid-template-columns:8.25rem minmax(0,1fr)}
.sys-list{list-style:none;margin:0;padding:.75rem .5rem;border-right:1px solid var(--rule);font-size:.8125rem;color:var(--muted);display:grid;align-content:start;gap:.15rem}
.sys-list li{padding:.3rem .55rem;border-radius:6px}
.sys-list .on-sys{background:var(--raise);color:var(--ink)}
.chapter{padding:1.1rem 1.35rem 1.3rem;min-width:0}
.chapter-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.25rem 1rem;margin-bottom:.85rem}
.chapter h2{font:600 1.1875rem/1.3 var(--body);font-variation-settings:normal;max-width:none;margin:0;letter-spacing:0}
.chapter dl{display:grid;grid-template-columns:5.6rem minmax(0,1fr);gap:.55rem .9rem;margin:0;font-size:.875rem;line-height:1.5}
.chapter dt{color:var(--muted);font-size:.8125rem}
.chapter dd{margin:0;min-width:0}
.dd-list{display:grid;gap:.25rem;margin:0;padding:0;list-style:none}
.dd-list li{border-radius:4px;padding:.05rem .4rem;margin-inline:-.4rem}
.d-add{background:color-mix(in oklch,var(--add) 12%,transparent)}
.d-add::before{content:"+ ";color:var(--add);font-family:var(--mono)}
.d-old{background:color-mix(in oklch,var(--del) 11%,transparent)}
.d-old::before{content:"\2212\00a0";color:var(--del);font-family:var(--mono)}
.demo[data-state=base] .d-old{background:none}
.demo[data-state=base] .d-old::before{content:none}
.teammate{margin-top:auto;padding:.6rem 1.1rem;border-top:1px solid var(--rule);font-size:.8125rem;color:var(--muted)}
.caption{margin-top:.75rem;font-size:.8125rem;color:var(--muted)}
[data-at]{transition:opacity .35s ease,transform .35s ease}
.demo.playing [data-at]:not(.on){opacity:0;transform:translateY(4px)}
@media(max-width:980px){.demo{grid-template-columns:minmax(0,1fr)}.term{border-right:0;border-bottom:1px solid var(--rule)}}
@media(max-width:560px){.sys-list{display:none}.win-body{grid-template-columns:minmax(0,1fr)}.chapter dl{grid-template-columns:minmax(0,1fr);gap:.1rem}.chapter dd{margin-bottom:.55rem}}

/* Parts of the page, named like the parts of a chapter */
.part{display:grid;grid-template-columns:var(--gutter) minmax(0,1fr);padding-block:clamp(3.5rem,8vw,6.5rem);border-top:1px solid var(--rule)}
.part-label{position:sticky;top:calc(var(--nav) + 1.5rem);align-self:start;font:500 .8125rem/1.5 var(--mono);color:var(--muted);padding-right:.75rem}
.part-body{min-width:0}
h2{font:500 clamp(2rem,4.3vw,3.5rem)/1.06 var(--display);font-variation-settings:"opsz" 28;letter-spacing:-.015em;max-width:21ch;margin:0 0 clamp(2rem,4.5vw,3.5rem);text-wrap:balance}
h3{margin:0}
.body-note{color:var(--muted);max-width:62ch}
@media(max-width:760px){.part{display:block}.part-label{position:static;margin-bottom:1rem;color:var(--orange)}.hero-body{display:block}.line-in{grid-template-columns:2rem minmax(0,1fr)}}

/* Excerpts of the app */
.sheet{background:var(--sheet);border:1px solid var(--rule);border-radius:10px;padding:1rem 1.15rem;min-width:0;font-size:.875rem;line-height:1.5;overflow-wrap:anywhere;align-self:start}
.rows{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.rows li{display:grid;grid-template-columns:1.15rem minmax(0,1fr);gap:.1rem .35rem}
.rows small{grid-column:2;color:var(--muted);font-size:.8125rem}
.rows .m{font-family:var(--mono);font-weight:500}
.m-add{color:var(--add)}.m-chg{color:var(--warn)}.m-del{color:var(--del)}
.pill{display:inline-block;border:1px solid currentColor;border-radius:999px;padding:.02rem .55rem;font:500 .75rem/1.6 var(--mono);white-space:nowrap}
.pill.pass{color:var(--add)}
.pill.partial{color:var(--warn)}
.pill.attached{color:var(--ink)}
.pill.notrun{color:var(--muted);border-style:dashed}
.check-rows{display:grid;gap:.6rem;margin:0;padding:0;list-style:none}
.check-rows li{display:flex;flex-wrap:wrap;align-items:center;gap:.25rem .65rem}
.fields{display:grid;grid-template-columns:5.6rem minmax(0,1fr);gap:.4rem .9rem;margin:0}
.fields dt{color:var(--muted);font-size:.8125rem}
.fields dd{margin:0;min-width:0}
.flag{margin-top:.85rem;padding-top:.75rem;border-top:1px solid var(--rule);color:var(--warn);font-size:.8125rem}

/* Goal: three questions */
.q{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:1.25rem clamp(2rem,5vw,5rem);padding-block:clamp(1.75rem,3.5vw,2.75rem);border-top:1px solid var(--rule)}
.q:last-child{padding-bottom:0}
.q h3{font:italic 400 clamp(1.625rem,2.8vw,2.25rem)/1.15 var(--display);font-variation-settings:"opsz" 18;margin-bottom:.75rem}
.q p{color:var(--muted);max-width:50ch}
@media(max-width:860px){.q{grid-template-columns:minmax(0,1fr)}}

/* How it works: a real sequence, so it is numbered */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2rem clamp(1.25rem,2.5vw,2.5rem)}
.steps li{border-top:1px solid var(--rule);padding-top:1rem;display:grid;align-content:start;gap:.5rem}
.steps .n{font:italic 500 2.75rem/1 var(--display);font-variation-settings:"opsz" 8;color:var(--orange)}
.steps h3{font:600 1.0625rem/1.3 var(--body)}
.steps p{color:var(--muted);font-size:.9375rem}
@media(max-width:1020px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.steps{grid-template-columns:minmax(0,1fr)}}

/* Owns: what the agent gets */
.tools{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2.25rem clamp(2rem,5vw,4.5rem)}
.tool{display:grid;align-content:start;gap:.4rem}
.tool h3{font:600 1.125rem/1.3 var(--body)}
.tool p{color:var(--muted);max-width:50ch}
.tool code{font-size:.75rem;color:var(--muted)}
.reminder dl{display:grid;grid-template-columns:4.5rem minmax(0,1fr);gap:.3rem .75rem;margin:0;font:400 .8125rem/1.5 var(--mono)}
.reminder dt{color:var(--muted)}
.reminder dd{margin:0;min-width:0}
.reminder .pane{font:400 .75rem/1.3 var(--mono);color:var(--muted);margin-bottom:.75rem}
.also{margin-top:clamp(2rem,4vw,3rem);padding-top:1.25rem;border-top:1px solid var(--rule);color:var(--muted);max-width:70ch}
@media(max-width:760px){.tools{grid-template-columns:minmax(0,1fr)}}

/* Talks to */
.talks{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:2.5rem clamp(2rem,5vw,5rem)}
.talk-list{display:grid;gap:1.75rem;margin:0}
.talk-list dt{font:600 1.125rem/1.3 var(--body);margin-bottom:.3rem}
.talk-list dd{margin:0;color:var(--muted);max-width:52ch}
.now h3{font:600 .9375rem/1.3 var(--body);margin-bottom:.85rem}
.now ul{list-style:none;margin:0;padding:0;display:grid;gap:.7rem}
.now li strong{display:block;font-weight:600}
.now li span{color:var(--muted);font-size:.8125rem}
.overlap{margin-top:.9rem;background:color-mix(in oklch,var(--warn) 10%,transparent);border-radius:6px;padding:.5rem .7rem;font-size:.8125rem}
@media(max-width:860px){.talks{grid-template-columns:minmax(0,1fr)}}

/* Doesn't own */
.removed{list-style:none;margin:0;padding:0}
.removed li{display:grid;grid-template-columns:1.5rem minmax(0,.8fr) minmax(0,1.2fr);gap:.25rem 1rem;align-items:baseline;padding-block:1.05rem;border-top:1px solid var(--rule)}
.removed .m{font:500 1rem/1 var(--mono);color:var(--del)}
.removed strong{font:400 clamp(1.25rem,2.1vw,1.625rem)/1.2 var(--display);font-variation-settings:"opsz" 14}
.removed span:last-child{color:var(--muted)}
@media(max-width:700px){.removed li{grid-template-columns:1.5rem minmax(0,1fr)}.removed span:last-child{grid-column:2}}

/* Checks */
.stamp{font:400 .8125rem/1.4 var(--mono);color:var(--muted);margin-top:calc(clamp(2rem,4.5vw,3.5rem) * -.65);margin-bottom:clamp(1.5rem,3vw,2.25rem)}
.self-checks{width:100%;border-collapse:collapse}
.self-checks td{padding:.9rem 0;border-top:1px solid var(--rule);vertical-align:baseline}
.self-checks td:first-child{width:9.5rem;padding-right:1rem}
@media(max-width:560px){.self-checks,.self-checks tbody,.self-checks tr,.self-checks td{display:block;width:auto}.self-checks tr{border-top:1px solid var(--rule);padding-block:.8rem}.self-checks td{border:0;padding:.15rem 0}.self-checks td:first-child{width:auto}}

/* Acceptance: getting started */
.start{list-style:none;margin:0 0 2.25rem;padding:0;display:grid;gap:1.75rem;max-width:52rem}
.start li{display:grid;grid-template-columns:2.75rem minmax(0,1fr);gap:.25rem .5rem}
.start .n{font:italic 500 2rem/1.1 var(--display);font-variation-settings:"opsz" 8;color:var(--orange)}
.start h3{font:600 1.125rem/1.35 var(--body)}
.start p{grid-column:2;color:var(--muted)}
.start pre{grid-column:2;margin:.6rem 0 0;background:var(--well);border:1px solid var(--rule);border-radius:8px;padding:.7rem .9rem;font:400 .8125rem/1.5 var(--mono);overflow-x:auto;min-width:0}

/* Notes: questions and answers */
.faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2.25rem clamp(2rem,5vw,5rem);margin:0}
.faq dt{font-weight:600;margin-bottom:.35rem}
.faq dd{margin:0;color:var(--muted);max-width:56ch}
.faq a{color:var(--ink)}
@media(max-width:760px){.faq{grid-template-columns:minmax(0,1fr)}}

/* Last band and footer */
.last{border-top:1px solid var(--rule)}
.last-copy{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.25rem 2rem;padding-block:clamp(1.75rem,4vw,3rem)}
.last-copy p{font:500 clamp(2rem,4.8vw,4rem)/1.05 var(--display);font-variation-settings:"opsz" 36;letter-spacing:-.015em}
.foot{border-top:1px solid var(--rule);padding-block:1.75rem 2.25rem;font-size:.875rem;color:var(--muted)}
.foot-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem 2rem}
.foot nav{display:flex;flex-wrap:wrap;gap:.4rem 1.25rem}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--ink);text-decoration:underline}

/* Page not found */
.notfound{padding-bottom:clamp(4rem,10vw,8rem)}
.notfound h1{padding-block:0}

/* Privacy page */
.doc{padding-block:clamp(2.5rem,6vw,4.5rem) clamp(3.5rem,8vw,6rem)}
.doc-in{max-width:44rem}
.doc h1{font-size:clamp(2.5rem,5.5vw,4rem);padding-block:0 .75rem}
.doc h2{font:600 1.25rem/1.3 var(--body);font-variation-settings:normal;letter-spacing:0;max-width:none;margin:2.5rem 0 .75rem}
.doc p,.doc li{color:var(--muted)}
.doc p+p{margin-top:.85rem}
.doc ul{padding-left:1.15rem;margin:.75rem 0 0;display:grid;gap:.45rem}
.doc strong{color:var(--ink);font-weight:600}
.doc a{color:var(--ink)}
.doc-table{margin-top:.75rem;overflow-x:auto}
.doc-table table{width:100%;border-collapse:collapse;font-size:.9375rem}
.doc-table th,.doc-table td{text-align:left;padding:.6rem .9rem .6rem 0;border-top:1px solid var(--rule);vertical-align:top;color:var(--muted)}
.doc-table th{color:var(--ink);font-weight:600;border-top:0;white-space:nowrap}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}