:root {
  color-scheme: dark;
  --bg: #101310;
  --fg: #e2e8d8;
  --muted: #a4b39a;
  --accent: #c4f283;
  --diff-add-fg: #c4f283;
  --diff-add-bg: #1b301b;
  --diff-del-fg: #ffb4ab;
  --diff-del-bg: #3b2020;
  --cell-w: 1ch;
  --cell-h: 1.5rem;
  --viewport-h: 100dvh;
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 100%;
  line-height: var(--cell-h);
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #eef0e6;
  --fg: #182015;
  --muted: #4b6042;
  --accent: #284c18;
  --diff-add-fg: #204c19;
  --diff-add-bg: #dcebd2;
  --diff-del-fg: #84231c;
  --diff-del-bg: #f8ded8;
}
* { box-sizing: border-box; }
html, body { margin: 0; width: 100%; height: 100%; overflow: clip; }
body { background: var(--bg); color: var(--fg); }
.terminal {
  height: var(--viewport-h);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) var(--cell-h);
  grid-template-columns: minmax(0, 1fr);
  padding: env(safe-area-inset-top) max(var(--cell-w), env(safe-area-inset-right)) env(safe-area-inset-bottom) max(var(--cell-w), env(safe-area-inset-left));
  max-width: calc(120 * var(--cell-w));
  margin-inline: auto;
}
header { display: grid; grid-template-columns: minmax(0, 1fr) auto; padding-block: var(--cell-h); gap: var(--cell-h) var(--cell-w); border-bottom: 1px solid var(--muted); }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
.brand { font-weight: bold; letter-spacing: var(--cell-w); width: fit-content; }
button { font: inherit; padding-block: 0; border: 0; border-radius: 0; cursor: pointer; }
nav { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 0 var(--cell-w); }
nav a, button, .inverse, .section-links a { background: var(--fg); color: var(--bg); padding-inline: var(--cell-w); text-decoration: none; }
nav a[aria-current="page"] { background: var(--accent); }
a:hover, button:hover { background: var(--accent); color: var(--bg); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
main { min-height: 0; overflow: auto; overscroll-behavior: contain; padding-block: calc(2 * var(--cell-h)); scrollbar-color: var(--muted) var(--bg); }
section { max-width: calc(76 * var(--cell-w)); overflow-wrap: anywhere; }
[hidden] { display: none !important; }
header { position: relative; }
.compact header { padding-block: 0; gap: 0 var(--cell-w); }
.compact main { padding-block: var(--cell-h); }
#sections-toggle { grid-column: 1 / -1; text-align: left; }
.compact nav {
  position: absolute;
  top: 100%;
  inset-inline: 0;
  z-index: 1;
  display: grid;
  max-height: calc(var(--viewport-h) - 4 * var(--cell-h));
  overflow: auto;
  overscroll-behavior: contain;
  background: var(--bg);
  border: 1px solid var(--muted);
  padding: var(--cell-h) var(--cell-w);
}
p, h1, h2 { margin: 0 0 var(--cell-h); }
h1 { font-size: 2rem; line-height: calc(2 * var(--cell-h)); font-weight: 700; }
h2 { font-size: 1rem; line-height: var(--cell-h); color: var(--accent); }
.eyebrow { color: var(--muted); }
.section-links { display: grid; gap: var(--cell-h); margin-block: calc(2 * var(--cell-h)); max-width: calc(36 * var(--cell-w)); }
.section-links a { display: flex; justify-content: space-between; gap: var(--cell-w); }
.inverse { display: inline-block; }
footer { display: flex; justify-content: space-between; color: var(--muted); border-top: 1px solid var(--muted); }
@media (min-width: 60rem) {
  main { padding-block: calc(3 * var(--cell-h)); }
  #home h1 { font-size: 4rem; line-height: calc(4 * var(--cell-h)); }
}
@media (max-width: 30rem) {
  .brand { letter-spacing: 0; }
}
@media (max-height: 30rem) {
  header { padding-block: 0; gap: 0 var(--cell-w); }
  main { padding-block: var(--cell-h); }
}

pre { font: inherit; white-space: pre-wrap; overflow-wrap: anywhere; margin: 0 0 var(--cell-h); }
code { font: inherit; }

.workflow-demo { margin-block: calc(2 * var(--cell-h)); border-block: 1px solid var(--muted); padding-block: var(--cell-h); }
.demo-steps, .demo-actions { display: flex; flex-wrap: wrap; gap: var(--cell-h) var(--cell-w); margin-bottom: var(--cell-h); }
.demo-controls button { min-height: calc(2 * var(--cell-h)); max-width: 100%; padding-block: 0; }
.demo-steps button[aria-pressed="true"], .demo-actions button[aria-pressed="true"] { background: var(--accent); }
.demo-controls button:disabled { opacity: 0.6; cursor: default; }
.demo-artifact { border-top: 1px solid var(--muted); padding-top: var(--cell-h); }
.demo-artifact h3 { font-size: 1rem; line-height: var(--cell-h); color: var(--accent); margin: 0 0 var(--cell-h); }
.demo-progress { color: var(--muted); }
/* No animation or automatic advancement: reduced-motion users get the same static changes. */

.product-still { margin: calc(2 * var(--cell-h)) 0; }
.product-still img { display: block; width: 100%; height: auto; }
.product-still figcaption { margin-block: var(--cell-h); }
.gallery-open:has(img) { display: block; }
#image-viewer {
  background: var(--bg); color: var(--fg); border: 1px solid var(--muted);
  padding: var(--cell-h) var(--cell-w); margin: auto;
  width: calc(94 * var(--cell-w)); max-width: calc(100% - 2 * var(--cell-w));
  max-height: calc(var(--viewport-h) - 2 * var(--cell-h));
  overflow: hidden;
}
#image-viewer[open] { display: flex; flex-direction: column; }
#image-viewer::backdrop { background: rgb(0 0 0 / 75%); }
.viewer-controls { display: flex; flex-wrap: wrap; gap: var(--cell-h) var(--cell-w); margin-bottom: var(--cell-h); }
.viewer-controls h2 { flex: 1; margin: 0; }
.viewer-controls button { min-height: calc(2 * var(--cell-h)); }
.viewer-scroll { min-height: 0; overflow: auto; overscroll-behavior: contain; }
.viewer-scroll img { display: block; width: 860px; height: 500px; max-width: none; }

.human-pitch { margin-block: calc(2 * var(--cell-h)); }
.pitch-pair { margin-bottom: calc(2 * var(--cell-h)); }
.pitch-pair blockquote { margin: 0; }
.pitch-response { color: var(--accent); font-weight: bold; }

.review-hunk h4 { font: inherit; color: var(--accent); margin: 0 0 var(--cell-h); }
.review-controls button { min-height: calc(2 * var(--cell-h)); max-width: 100%; }
.review-controls button:disabled { opacity: 0.6; cursor: default; }
.review-controls label { display: block; }
.review-controls textarea { display: block; width: 100%; min-width: 0; font: inherit; background: var(--bg); color: var(--fg); border: 1px solid var(--muted); margin-bottom: var(--cell-h); }

.command-copy { display: flex; flex-wrap: wrap; align-items: center; gap: var(--cell-w); margin-bottom: var(--cell-h); }
.command-copy button { min-height: calc(2 * var(--cell-h)); max-width: 100%; }
.command-copy [role="status"] { overflow-wrap: anywhere; }
.first-ticket li { margin-bottom: var(--cell-h); }

/* Each row uses whole terminal cells; code owns its horizontal overflow. */
.review-diff { max-width: 100%; overflow-x: auto; white-space: pre; overflow-wrap: normal; overscroll-behavior-x: contain; }
.review-diff code { display: block; width: max-content; min-width: 100%; white-space: normal; }
.diff-heading { display: block; color: var(--muted); white-space: pre; }
.diff-line { white-space: pre; display: grid; grid-template-columns: repeat(2, calc(4 * var(--cell-w))) calc(2 * var(--cell-w)) minmax(0, 1fr); }
.diff-number { text-align: right; padding-right: var(--cell-w); color: var(--muted); background: var(--bg); }
.diff-added { color: var(--diff-add-fg); background: var(--diff-add-bg); }
.diff-removed { color: var(--diff-del-fg); background: var(--diff-del-bg); }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

.remote-demo { margin-block: calc(2 * var(--cell-h)); border-block: 1px solid var(--muted); padding-block: var(--cell-h); }
.remote-stage { border-top: 1px solid var(--muted); padding-top: var(--cell-h); }
.remote-stage h3 { font-size: 1rem; line-height: var(--cell-h); margin: 0 0 var(--cell-h); color: var(--accent); }
.remote-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--cell-h) var(--cell-w); margin: 0 0 var(--cell-h); }
.remote-grid dt { color: var(--muted); }
.remote-grid dd { margin: 0; }
@media (max-width: 40rem) { .remote-grid { grid-template-columns: minmax(0, 1fr); gap: 0; } .remote-grid dd { margin-bottom: var(--cell-h); } }

.auto-demo { margin-block: calc(2 * var(--cell-h)); border-block: 1px solid var(--muted); padding-block: var(--cell-h); overflow-wrap: anywhere; }
.auto-demo h3 { font-size: 1rem; line-height: var(--cell-h); color: var(--accent); }
.auto-demo li { margin-bottom: var(--cell-h); }
.auto-sequence [aria-current="step"] { color: var(--accent); font-weight: bold; }