/* boxe landing page. Plain CSS, no build step. */

@font-face {
  font-family: "Archivo";
  src: url("fonts/archivo.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
}
@font-face {
  font-family: "JetBrains Mono";
  src: url("fonts/jetbrains-mono.woff2") format("woff2");
  font-weight: 100 800;
  font-display: swap;
}

:root {
  --ink: #201C1B;
  --ink-2: #2E2826;
  --paper: #FFF7ED;
  --step: #F3E6D5;
  --white: #FFFFFF;
  --red: #BB3027;
  --red-press: #9E271F;
  --yellow: #F3C544;
  --soft: #5E544C;
  --paper-soft: #D9CEC3;

  --display: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --text: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* five type steps */
  --s-xl: clamp(44px, 7.4vw, 128px);
  --s-l: clamp(34px, 4.4vw, 68px);
  --s-m: clamp(22px, 2vw, 32px);
  --s-body: 18px;
  --s-small: 15px;
  --s-lead: 20px;

  --margin: clamp(16px, 2.3vw, 40px);
  --gap-section: clamp(96px, 11vw, 176px);
  --gap-join: clamp(28px, 3.6vw, 52px);
  --notch: .5em;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--s-body)/1.55 var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd, figure, pre { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
code { font-family: var(--mono); font-size: .86em; }
::selection { background: var(--yellow); color: var(--ink); }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; }
.demo :focus-visible, .panel :focus-visible, .code :focus-visible, .foot :focus-visible { outline-color: var(--yellow); }
.code pre:focus-visible { outline-offset: -3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: var(--margin); top: -80px; z-index: 10; background: var(--ink); color: var(--paper); padding: 10px 14px; }
.skip:focus { top: 10px; }

h1, h2 {
  font-family: var(--display);
  font-weight: 900;
  font-stretch: 75%;
  letter-spacing: -.02em;
  line-height: .94;
  text-wrap: balance;
}
h2 { font-size: var(--s-l); }
h3 { font-size: var(--s-body); font-weight: 700; line-height: 1.3; }

/* ---------- buttons: the notch is the brand's own corner ---------- */
.btn {
  --n: 12px;
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 52px;
  padding: 0 calc(22px + var(--n)) 0 22px;
  color: var(--paper);
  font: 700 var(--s-body)/1 var(--text);
  text-decoration: none;
  isolation: isolate;
  transition: transform .2s var(--ease);
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink);
  clip-path: polygon(0 0, calc(100% - var(--n)) 0, calc(100% - var(--n)) var(--n), 100% var(--n), 100% 100%, 0 100%);
  transition: background-color .2s var(--ease);
}
.btn::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: var(--n);
  height: var(--n);
  background: var(--red);
  transform: translate(-30%, 30%);
  transition: transform .25s var(--ease);
}
.btn:hover::after, .btn:focus-visible::after { transform: translate(0, 0); }
.btn:hover::before { background: #000; }
.btn:active { transform: translateY(1px); }
.btn-small { --n: 9px; min-height: 40px; padding: 0 calc(14px + var(--n)) 0 14px; font-size: 15px; }
.btn-red::before { background: var(--red); }
.btn-red::after { background: var(--paper); }
.btn-red:hover::before { background: var(--red-press); }

.link {
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  transition: text-underline-offset .2s var(--ease), color .2s;
}
.link:hover { text-underline-offset: 7px; color: var(--red); }

/* ---------- bar ---------- */
.bar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 64px;
  padding: 0 var(--margin);
  background: var(--paper);
}
.bar-logo img { height: 29px; width: auto; }
.bar nav { display: flex; align-items: center; gap: clamp(14px, 2vw, 32px); font-size: var(--s-small); font-weight: 600; }
.bar nav a:not(.btn) { position: relative; text-decoration: none; padding: 6px 0; }
.bar nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.bar nav a:not(.btn):hover::after { transform: scaleX(1); }

/* ---------- hero ---------- */
.hero {
  --u: min(5vw, calc((100svh - 64px) / 12.5));
  position: relative;
  min-height: min(calc(100svh - 64px), calc(var(--u) * 11.4));
  padding: clamp(24px, 4vh, 56px) var(--margin) 40px;
  overflow: hidden;
}
.hero-text { position: relative; z-index: 2; }
.hero h1 { font-size: var(--s-xl); }
.hero h1 span { display: block; white-space: nowrap; }
.hero-lede { max-width: 30em; margin-top: 36px; font-size: var(--s-lead); line-height: 1.5; }
.hero-text > :not(h1) { max-width: min(30em, calc(100vw - var(--u) * 12 - 2 * var(--margin) - 56px)); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; margin-top: 32px; }
.hero-note { max-width: 34em; margin-top: 40px; font-size: var(--s-small); color: var(--soft); }

/* the symbol at poster size: host with its notch, the red VM leaving it.
   The hero crops the bottom 2u of the host, always the same amount, so the
   transcript can end just above the crop. */
.motif {
  position: absolute;
  right: var(--margin);
  bottom: calc(var(--u) * -2);
  width: calc(var(--u) * 12);
  height: calc(var(--u) * 12);
}
.motif-host {
  position: absolute;
  left: 0;
  top: calc(var(--u) * 3);
  width: calc(var(--u) * 9);
  height: calc(var(--u) * 9);
  background: var(--ink);
  clip-path: polygon(0 0, 55.556% 0, 55.556% 44.444%, 100% 44.444%, 100% 100%, 0 100%);
}
.motif-vm {
  position: absolute;
  left: calc(var(--u) * 8);
  top: 0;
  width: calc(var(--u) * 4);
  height: calc(var(--u) * 4);
  background: var(--red);
  display: flex;
  align-items: flex-end;
  padding: calc(var(--u) * .35);
}
.motif-vm span {
  color: var(--paper);
  font: 900 calc(var(--u) * .62)/1 var(--display);
  font-stretch: 75%;
  letter-spacing: -.01em;
}
.motif-term {
  position: absolute;
  inset: calc(var(--u) * .5) calc(var(--u) * .5) calc(var(--u) * 2.45);
  color: var(--paper);
  font: 400 clamp(15px, calc(var(--u) * .3), 20px)/1.6 var(--mono);
  white-space: pre;
}
.motif-term code { display: flex; flex-direction: column; height: 100%; font-size: 1em; }
.motif-term .t-line { display: block; }
.motif-term .t1 { font-size: clamp(19px, calc(var(--u) * .42), 30px); line-height: 1.2; }
.motif-term .t1 + .t-line { margin-top: auto; }
.p { color: var(--yellow); }
.c { color: var(--paper-soft); }

@media (prefers-reduced-motion: no-preference) {
  .motif-vm { animation: leave .8s var(--ease) .35s both; }
  .motif-vm span { animation: fade .3s linear 1.05s both; }
  .t1 { animation: type .5s steps(14) .1s both; }
  .t2 { animation: fade .2s linear 1.15s both; }
}
@keyframes leave { from { transform: translate(calc(var(--u) * -3), calc(var(--u) * 3)); } }
@keyframes fade { from { opacity: 0; } }
@keyframes type { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }

/* ---------- features board ---------- */
.features { padding: var(--gap-section) var(--margin) 0; }
.board {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 124px;
  gap: 8px;
}
.tile { position: relative; overflow: hidden; background: var(--step); }
.t-head { grid-column: 1 / 7; grid-row: 1 / 3; background: none; padding: 4px 0 0; }
.t-head h2 { font-size: var(--s-l); }
.t-fork { grid-column: 7 / 10; grid-row: 1 / 3; }
.t-share { grid-column: 10 / 13; grid-row: 1 / 3; }
.t-linux { grid-column: 1 / 7; grid-row: 3 / 7; }
.t-https { grid-column: 7 / 10; grid-row: 3 / 7; }
.t-agent { grid-column: 10 / 13; grid-row: 3 / 7; }
.t-sleep { grid-column: 1 / 7; grid-row: 7 / 9; }
.t-desktop { grid-column: 7 / 10; grid-row: 7 / 9; }
.t-ttl { grid-column: 10 / 13; grid-row: 7 / 9; }

.c-ink { background: var(--ink); color: var(--paper); }
.c-red { background: var(--red); color: var(--paper); }
.c-yellow { background: var(--yellow); }
.c-step { background: var(--step); }
.c-white { background: var(--white); }

.frag {
  position: absolute;
  left: 20px;
  top: 10px;
  font: 500 64px/1 var(--mono);
  letter-spacing: -.04em;
  white-space: nowrap;
  transition: transform .5s var(--ease);
}
.tile:hover .frag { transform: translateX(-.25em); }
.t-fork .frag { font: 900 clamp(110px, 12vw, 190px)/.8 var(--display); font-stretch: 75%; left: auto; right: -.06em; top: -.1em; letter-spacing: -.03em; opacity: .95; }
.t-share .frag { font-size: 44px; top: 18px; color: var(--soft); }
.t-linux .frag { top: 28px; font-size: 30px; line-height: 1.4; letter-spacing: -.02em; }
.frag-lines span { display: block; }
.frag-lines b { font-weight: 500; color: var(--yellow); }
.t-https .frag { font-size: 54px; line-height: 1.05; top: 24px; }
.frag-url span, .frag-agent span { display: block; }
.frag-url span:nth-child(2) { color: var(--red); }
.t-agent .frag { font-size: 50px; line-height: 1.05; top: 24px; }
.frag-agent span:first-child { color: var(--red); }
.t-sleep .frag { font-size: 54px; top: 16px; color: var(--paper-soft); }
.t-desktop .frag { font-size: 50px; top: 18px; }
.t-ttl .frag { font-size: 58px; top: 14px; }

.cap { position: absolute; left: 20px; right: 20px; bottom: 18px; }
.cap h3 { font-size: var(--s-body); }
.cap p { margin-top: 4px; font-size: var(--s-small); line-height: 1.45; max-width: 32em; }
.cap code { font-size: .9em; }
.t-https .cap, .t-agent .cap, .t-linux .cap { bottom: 22px; }

/* ---------- demo: the dark terminal ---------- */
.demo {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0 32px;
  margin-top: var(--gap-section);
  padding: clamp(72px, 8vw, 128px) var(--margin);
  background: var(--ink);
  color: var(--paper);
}
.demo-text { grid-column: 1 / 5; }
.demo-text h2 { max-width: 7ch; }
.demo-text > p:not(.demo-note) { margin-top: 28px; max-width: 26em; }
.demo-text code { color: var(--yellow); }
.demo-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.demo-tabs button {
  min-height: 44px;
  padding: 0 16px;
  border: 0;
  background: var(--ink-2);
  color: var(--paper);
  font: 700 var(--s-small)/1 var(--text);
  cursor: pointer;
  transition: background-color .2s var(--ease), color .2s, transform .15s var(--ease);
}
.demo-tabs button:hover { background: #3D3633; }
.demo-tabs button:active { transform: translateY(1px); }
.demo-tabs button[aria-selected="true"] { background: var(--yellow); color: var(--ink); }
.demo-note { margin-top: 20px; font-size: var(--s-small); color: var(--paper-soft); }
html:not(.js) .demo-tabs { display: none; }

.term {
  grid-column: 5 / 13;
  align-self: start;
  min-width: 0;
  background: var(--ink-2);
  padding: 28px 0 28px 28px;
  position: relative;
}
.term::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 18px;
  height: 18px;
  background: var(--red);
}
.term-outs { min-height: 22.5em; font-size: 15px; }
.out {
  overflow-x: auto;
  padding-right: 28px;
  font: 400 15px/1.6 var(--mono);
  color: var(--paper);
  scrollbar-color: #4a423e transparent;
}
.out code { font-size: 1em; }
.js .out:not(.on) { display: none; }
html:not(.js) .out + .out { margin-top: 2em; }
@media (prefers-reduced-motion: no-preference) { .js .out.on { animation: fade .25s linear; } }

/* ---------- how it works: one card, four fields ---------- */
.how { display: grid; grid-template-columns: repeat(4, 1fr); }
.field {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: min(84svh, 760px);
  padding: 40px 28px 32px;
}
.f1 { background: var(--step); }
.f2 { background: var(--yellow); }
.f3 { background: var(--red); color: var(--paper); }
.f4 { background: var(--ink); color: var(--paper); }
.field h2 { position: absolute; left: 28px; top: 40px; font-size: var(--s-l); max-width: 6ch; }
.vm-card {
  width: min(100%, 272px);
  margin: calc(var(--s-l) * 1.9 + 56px) auto 0;
  padding: 16px 18px;
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--s-small)/1.35 var(--text);
  transition: transform .15s var(--ease);
}
.f1 .vm-card { background: var(--white); }
.field:hover .vm-card { transform: translateY(-6px); }
.vm-card div { display: grid; grid-template-columns: 4.6em 1fr; gap: 8px; padding: 6px 0; }
.vm-card div + div { border-top: 1px solid #E6DACC; } /* taste-skill-ignore: rows of a product card */
.vm-card dt { color: var(--soft); }
.vm-card dd.off { color: #786C62; }
.vm-card div:last-child dd { font-weight: 700; }
.f4 .vm-card div:last-child dd { color: var(--red); }
.clause {
  margin-top: auto;
  padding-top: 40px;
  font: 800 var(--s-m)/1.08 var(--display);
  font-stretch: 85%;
  letter-spacing: -.01em;
  max-width: 12em;
}
.detail { margin-top: 12px; min-height: 4.5em; font-size: var(--s-small); line-height: 1.5; max-width: 24em; }
.f4 .detail code, .f3 .detail code { color: inherit; }

/* ---------- commands ---------- */
.commands { padding: var(--gap-section) var(--margin) 0; }
.commands h2 { max-width: 17ch; }
.commands-body {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0 32px;
}
.commands-side { grid-column: 1 / 6; display: flex; flex-direction: column; }
.commands-lede { margin-top: 28px; max-width: 26em; }
.commands-once { margin: auto 0 16px; padding-top: 48px; max-width: 26em; }
.cmd-table { grid-column: 7 / 13; border-collapse: collapse; width: 100%; }
.cmd-table th, .cmd-table td { padding: 7px 0; text-align: left; vertical-align: baseline; }
.cmd-table th { padding-right: 24px; font-weight: 400; white-space: nowrap; }
.cmd-table th code { font-size: 15px; font-weight: 600; }
.cmd-table td { font-size: var(--s-small); }
.cmd-table td code { font-size: 1em; }
.cmd-table tr.gap th, .cmd-table tr.gap td { padding-top: 30px; }

/* code blocks with a copy button */
.code { position: relative; background: var(--ink); color: var(--paper); }
.code pre { padding: 18px 20px; overflow-x: auto; font: 400 15px/1.6 var(--mono); }
.code pre code { font-size: 1em; }
.js .code pre { padding-right: 96px; }
.copy {
  position: absolute;
  top: 10px;
  right: 10px;
  min-height: 34px;
  padding: 0 12px;
  border: 0;
  background: var(--yellow);
  color: var(--ink);
  font: 700 var(--s-small)/1 var(--text);
  cursor: pointer;
  transition: transform .15s var(--ease), background-color .2s;
}
.copy:hover { background: #FFD65E; }
.copy:active { transform: scale(.96); }
.copy.done { background: var(--paper); }
html:not(.js) .copy { display: none; }

/* ---------- install ---------- */
.install {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 56px 32px;
  margin-top: var(--gap-section);
  padding: clamp(72px, 8vw, 128px) var(--margin) var(--gap-join);
  background: var(--step);
}
.install-head { grid-column: 1 / 6; grid-row: 1 / span 2; min-width: 0; }
.demo > *, .install > *, .open > *, .foot > *, .commands-body > *, .open-body > * { min-width: 0; }
.install-head h2 { max-width: 12ch; }
.install-head > p { margin-top: 28px; max-width: 30em; }
.needs { margin-top: 32px; }
.needs li { position: relative; padding: 7px 0 7px 30px; }
.needs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 16px;
  height: 16px;
  background: url("assets/favicon.svg") center / contain no-repeat;
}
.steps { grid-row: 1; grid-column: 7 / 13; grid-template-columns: minmax(0, 1fr); min-width: 0; display: grid; gap: 40px; align-content: start; padding-top: 8px; }
.steps h3 { font: 900 var(--s-m)/1.05 var(--display); font-stretch: 75%; letter-spacing: -.01em; }
.steps p { margin-top: 8px; max-width: 34em; }
.steps .code { margin-top: 14px; }
.install-more { grid-column: 7 / 13; grid-row: 2; align-self: start; }

/* ---------- security: inset panel ---------- */
.security { padding: var(--gap-join) var(--margin) 0; }
.panel {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 40%);
  gap: 48px 64px;
  padding: clamp(32px, 4vw, 64px);
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.panel h2 { max-width: 16ch; }
.cage { display: flex; align-items: flex-start; gap: 28px; margin-top: 48px; }
.cage-mark { --u: 7px; position: relative; flex: none; width: calc(var(--u) * 12); height: calc(var(--u) * 12); }
.cage-mark div { position: absolute; }
.cage-host { left: 0; top: calc(var(--u) * 3); width: calc(var(--u) * 9); height: calc(var(--u) * 9); background: var(--paper); clip-path: polygon(0 0, 55.556% 0, 55.556% 44.444%, 100% 44.444%, 100% 100%, 0 100%); }
.cage-vm { left: calc(var(--u) * 8); top: 0; width: calc(var(--u) * 4); height: calc(var(--u) * 4); background: var(--red); }
.cage-text p { font-size: var(--s-small); line-height: 1.45; }
.cage-text ul { margin-top: 12px; font: 700 var(--s-body)/1.45 var(--text); }
.cage-text li { position: relative; padding-left: 22px; }
.cage-text li::before { content: ""; position: absolute; left: 0; top: .5em; width: 10px; height: 10px; background: var(--red); }
.panel-blocks { display: grid; gap: 40px; align-content: start; padding-top: 8px; }
.panel-blocks h3 { font-size: var(--s-body); }
.panel-blocks p { margin-top: 8px; color: var(--paper); }
.panel-blocks .btn { justify-self: start; }

/* ---------- open source ---------- */
.open {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 40px 32px;
  margin-top: var(--gap-section);
  padding: clamp(72px, 8vw, 128px) var(--margin);
  background: var(--yellow);
}
.open h2 { grid-column: 1 / 8; font-size: var(--s-xl); }
.open h2 span { display: block; white-space: nowrap; }
.open-body { grid-column: 8 / 13; align-self: end; display: grid; gap: 28px; }
.open-statement { font: 800 var(--s-m)/1.15 var(--display); font-stretch: 85%; max-width: 18em; }
.credits { max-width: 34em; }
.credits a { text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.credits a:hover { color: var(--red); }

/* ---------- footer: the mark, built large ---------- */
.foot {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px 32px;
  padding: clamp(64px, 7vw, 112px) var(--margin) 32px;
  background: var(--ink);
  color: var(--paper);
}
.foot-mark { --u: clamp(18px, 3vh, 34px); grid-column: 1 / 6; position: relative; width: calc(var(--u) * 12); height: calc(var(--u) * 12); }
.foot-mark div { position: absolute; }
/* the host is two blocks with a 4px seam; the VM is the third */
.fm-host { left: 0; top: calc(var(--u) * 3); width: calc(var(--u) * 9); height: calc(var(--u) * 9); background: var(--paper); clip-path: polygon(0 0, 55.556% 0, 55.556% 44.444%, 100% 44.444%, 100% 100%, 0 100%); }
.fm-vm { left: calc(var(--u) * 8); top: 0; width: calc(var(--u) * 4); height: calc(var(--u) * 4); background: var(--red); transition: transform .5s var(--ease); }
.foot-mark:hover .fm-vm { transform: translate(calc(var(--u) * .5), calc(var(--u) * -.5)); }
.foot-cols { grid-column: 7 / 13; align-self: end; display: grid; gap: 20px; }
.foot-logo { width: 122px; height: auto; }
.foot-tag { font: 900 var(--s-m)/1.05 var(--display); font-stretch: 75%; }
.foot nav { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 8px; font-size: var(--s-small); font-weight: 600; }
.foot nav a { text-decoration: none; }
.foot nav a:hover { text-decoration: underline; text-underline-offset: 4px; }
.foot-legal { grid-column: 1 / 13; font-size: var(--s-small); color: var(--paper-soft); }

/* ---------- entrances, scroll-driven, no script ---------- */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .rise, .tile, .vm-card, .steps li, .panel-blocks > *, .cmd-table tr, .open-body > *, .commands h2, .install-head > *, .demo-text > *, .term {
      animation: rise linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 55%;
    }
    .tile:nth-child(3n+2), .steps li:nth-child(2), .panel-blocks > :nth-child(2) { animation-range: entry 8% entry 63%; }
    .tile:nth-child(3n), .steps li:nth-child(3), .panel-blocks > :nth-child(3) { animation-range: entry 16% entry 71%; }
  }
}
@keyframes rise { from { opacity: 0; transform: translateY(24px); } }

@media (min-width: 1181px) {
  .hero { display: flex; flex-direction: column; }
  .hero-text { flex: 1; display: flex; flex-direction: column; }
  .hero-note { margin-top: auto; padding-top: 40px; }
}

/* ---------- tablet ---------- */
@media (max-width: 1180px) {
  .hero { min-height: 0; }
  .hero h1 { font-size: clamp(44px, 10.4vw, 96px); }
  /* a compact terminal: the host block keeps the symbol's notch and the VM
     its place, in units of --u, but the block is sized by the transcript */
  .motif { --u: clamp(10px, 2vw, 16px); position: relative; right: auto; bottom: auto; width: min(100%, 600px); height: auto; margin-top: 56px; padding: calc(var(--u) * 3) calc(var(--u) * 3) 0 0; }
  .motif-host { position: relative; left: auto; top: auto; width: auto; height: auto; padding: 24px 24px 26px; clip-path: polygon(0 0, calc(100% - var(--u) * 4) 0, calc(100% - var(--u) * 4) calc(var(--u) * 4), 100% calc(var(--u) * 4), 100% 100%, 0 100%); }
  .motif-vm { left: auto; right: 0; }
  .motif-vm span { display: none; }
  .motif-term { position: static; font-size: 15px; line-height: 1.6; }
  .motif-term code { display: block; height: auto; }
  .motif-term .t1 { font-size: 1em; line-height: inherit; }
  .motif-term .t1 + .t-line { margin-top: 0; }
  .board { grid-auto-rows: 116px; }
  .t-head { grid-column: 1 / 13; grid-row: auto / span 1; }
  .t-head h2 { max-width: none; }
  .t-fork { grid-column: 1 / 7; grid-row: auto / span 2; }
  .t-share { grid-column: 7 / 13; grid-row: auto / span 2; }
  .t-linux { grid-column: 1 / 13; grid-row: auto / span 3; }
  .t-https { grid-column: 1 / 7; grid-row: auto / span 4; }
  .t-agent { grid-column: 7 / 13; grid-row: auto / span 4; }
  .t-sleep { grid-column: 1 / 13; grid-row: auto / span 2; }
  .t-desktop { grid-column: 1 / 7; grid-row: auto / span 2; }
  .t-ttl { grid-column: 7 / 13; grid-row: auto / span 2; }
  .demo-text, .term { grid-column: 1 / 13; }
  .demo-text h2 { max-width: none; }
  .term { margin-top: 40px; }
  .how { grid-template-columns: 1fr 1fr; }
  .field { min-height: 560px; }
  .vm-card { margin-top: calc(var(--s-l) * 1.9 + 48px); }
  .commands-side { grid-column: 1 / 13; margin-bottom: 48px; }
  .commands-once { margin-top: 0; padding-top: 32px; }
  .cmd-table { grid-column: 1 / 13; }
  .install-head, .steps, .install-more { grid-column: 1 / 13; grid-row: auto; }
  .install-head h2 { max-width: none; }
  .panel { grid-template-columns: 1fr; }
  .cage { margin-top: 36px; }
  .open h2, .open-body { grid-column: 1 / 13; }
  .hero-text > :not(h1) { max-width: 34em; }
  .foot-mark, .foot-cols { grid-column: 1 / 13; }
}

/* ---------- phone ---------- */
@media (max-width: 640px) {
  :root { --s-body: 17px; --s-lead: 18px; }
  .demo, .commands-body, .install, .open, .foot { grid-template-columns: minmax(0, 1fr); }
  .demo-text, .term, .commands-side, .cmd-table, .install-head, .steps, .install-more, .open h2, .open-body, .foot-mark, .foot-cols, .foot-legal { grid-column: 1; }
  .bar { height: 56px; }
  .bar nav a:not(.btn) { display: none; }
  .hero { --u: calc((100vw - 2 * var(--margin)) / 12); padding-top: 28px; }
  .hero h1 { font-size: clamp(36px, 11.4vw, 64px); }
  .hero-lede { margin-top: 28px; }
  .hero-note { margin-top: 28px; }
  .motif { margin-top: 40px; }
  .motif-host { padding: 18px 16px 20px; }
  .motif-term { font-size: 13px; }
  .board { grid-template-columns: 1fr; grid-auto-rows: auto; gap: 6px; }
  .tile, .t-head, .t-fork, .t-share, .t-linux, .t-https, .t-agent, .t-sleep, .t-desktop, .t-ttl { grid-column: 1; grid-row: auto; min-height: 236px; }
  .t-head { min-height: 0; padding-bottom: 20px; }
  .t-linux, .t-https, .t-agent { min-height: 320px; }
  .frag { font-size: 40px; }
  .t-linux .frag { font-size: 21px; }
  .t-sleep .frag, .t-ttl .frag, .t-desktop .frag { font-size: 44px; }
  .t-https .frag, .t-agent .frag { font-size: 44px; }
  .cap h3 { font-size: 18px; }
  .cap p { font-size: 15px; }
  .demo-tabs button { min-height: 44px; padding: 0 13px; }
  .term { padding: 20px 0 20px 18px; margin-left: calc(var(--margin) * -1); margin-right: calc(var(--margin) * -1); }
  .out { font-size: 13px; padding-right: 18px; }
  .term-outs { min-height: 0; }
  .how { grid-template-columns: 1fr; }
  .field { min-height: 0; padding: 32px 20px 36px; }
  .field h2 { position: static; margin-bottom: 24px; max-width: none; }
  .vm-card { margin: 0; }
  .clause { padding-top: 28px; font-size: 24px; }
  .detail { min-height: 0; }
  .commands h2 { text-indent: 0; }
  .commands-body { margin-top: 40px; }
  .cmd-table, .cmd-table tbody, .cmd-table tr, .cmd-table th, .cmd-table td { display: block; }
  .cmd-table th { padding: 14px 0 2px; white-space: normal; }
  .cmd-table td { padding: 0; }
  .cmd-table tr.gap th { padding-top: 34px; }
  .cmd-table tr.gap td { padding-top: 0; }
  .js .code pre { padding-right: 20px; padding-top: 52px; }
  .panel { padding: 28px 20px; margin: 0 calc(var(--margin) * -.5); }
  .cage { gap: 20px; }
  .cage-mark { --u: 5px; }
  .open h2 { font-size: clamp(44px, 14vw, 72px); }
  .foot-mark { --u: calc((100vw - 2 * var(--margin)) / 16); }
}