:root {
  color-scheme: dark;
  /* Palette mirrors the aish TUI theme (src/ui/view.rs). */
  --canvas: #101214;
  --raised: #171a1d;
  --content: #e1ded6;
  --muted: #7e8488;
  --faint: #3a4046;
  --accent: #d6a95b;
  --shell: #7fbea4;
  --agent: #8da6d3;
  --selection: #364149;
  --mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  --edge: clamp(18px, 4vw, 48px);
  --dash: repeating-linear-gradient(90deg, var(--faint) 0 6px, transparent 6px 10px);
}
* { box-sizing: border-box; }
html { scroll-padding-top: 64px; }
body { margin: 0; background: var(--canvas); color: var(--content); font: 16px/1.55 var(--sans); }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
a:focus-visible, .primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
::selection { background: var(--selection); color: var(--content); }
.skip { position: fixed; top: -100px; left: 16px; z-index: 9; background: var(--accent); color: var(--canvas); padding: 10px 14px; font: 600 14px var(--mono); }
.skip:focus { top: 12px; }

/* Title bar: the same badge + title strip as the TUI. */
.bar { display: flex; align-items: center; gap: 14px; padding: 0 var(--edge); min-height: 52px; font: 14px var(--mono); }
header.bar { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--canvas) 92%, transparent); backdrop-filter: blur(6px); }
header.bar::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--dash); }
.badge { background: var(--accent); color: var(--canvas); font-weight: 800; padding: 1px 9px; letter-spacing: .5px; }
.badge:hover { color: var(--canvas); }
.bar-title { color: var(--muted); }
nav { margin-left: auto; display: flex; gap: clamp(14px, 2.4vw, 30px); }
nav a { min-height: 44px; display: flex; align-items: center; color: var(--muted); }
nav a:hover { color: var(--content); }

main { max-width: 1320px; margin: 0 auto; padding: 0 var(--edge); }
section { padding: clamp(48px, 8vw, 96px) 0; position: relative; }
section + section::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--dash); }
h1, h2 { font-family: var(--mono); font-weight: 700; letter-spacing: -0.03em; margin: 0; }
h2 { font-size: clamp(26px, 3vw, 36px); line-height: 1.1; }

.sig { font-family: var(--mono); font-weight: 800; }
.sig.shell { color: var(--shell); }
.sig.agent { color: var(--agent); }
.sig.accent { color: var(--accent); }
.sig.muted { color: var(--muted); }

/* Hero */
.hero { display: grid; gap: clamp(32px, 5vw, 56px); padding-top: clamp(40px, 6vw, 72px); }
.hero-copy { display: grid; grid-template-columns: 1fr auto; column-gap: 48px; align-items: end; }
.prompt { grid-column: 1 / -1; margin: 0 0 18px; font: 15px var(--mono); color: var(--muted); }
h1 { font-size: clamp(30px, 4.6vw, 64px); line-height: 1.05; }
.hero-act { display: flex; align-items: center; gap: 28px; }
h1 span { color: var(--muted); }
.meter { display: flex; align-items: center; gap: 4px; height: 40px; }
.meter i { width: 4px; height: 30%; background: var(--accent); animation: talk 1.4s ease-in-out infinite; }
.meter i:nth-child(3n) { animation-delay: -.35s; }
.meter i:nth-child(3n+1) { animation-delay: -.8s; }
.meter i:nth-child(4n) { animation-duration: 1.1s; }
.meter i:nth-child(5n+2) { animation-duration: 1.7s; }
@keyframes talk { 0%, 100% { height: 18%; } 50% { height: 100%; } }
.primary { display: inline-flex; align-items: center; gap: 24px; min-height: 48px; padding: 10px 18px; background: var(--accent); color: var(--canvas); font: 700 15px var(--mono); }
.primary:hover { color: var(--canvas); background: var(--content); }

figure { margin: 0; min-width: 0; }
.screen img { display: block; width: 100%; height: auto; border: 1px solid var(--faint); background: var(--canvas); box-shadow: 0 28px 60px -30px #000; }
.screen a:hover img { border-color: var(--muted); }
figcaption { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0 0; font: 12px var(--mono); color: var(--muted); }

/* Intents as a transcript */
.intents { display: grid; grid-template-columns: minmax(200px, 3fr) 9fr; gap: clamp(24px, 4vw, 64px); }
.transcript { list-style: none; margin: 0; padding: 0; }
.transcript li { display: grid; grid-template-columns: 64px 1fr; padding: 18px 0; }
.transcript li + li { border-top: 1px solid var(--raised); }
.transcript .sig { font-size: 28px; line-height: 1.1; }
.transcript div { display: grid; grid-template-columns: 110px minmax(0, 1fr); column-gap: 24px; align-items: baseline; }
.transcript b { font: 700 15px var(--mono); }
.transcript code { font: 15px var(--mono); color: var(--content); }
.transcript p { grid-column: 2; margin: 6px 0 0; color: var(--muted); max-width: 60ch; font-size: 15px; }

/* Eyes-free */
.eyes { display: grid; grid-template-columns: minmax(200px, 3fr) 9fr; column-gap: clamp(24px, 4vw, 64px); row-gap: 28px; }
.lede { margin: 18px 0 0; color: var(--muted); max-width: 34ch; font-size: 15px; }
.keys { margin: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; align-content: start; align-self: start; }
.keys div { display: grid; grid-template-columns: 112px 1fr; gap: 16px; align-items: center; padding: 12px 0; border-top: 1px solid var(--raised); }
.eyes-copy { grid-row: 1 / span 2; }
.strip, .keys { grid-column: 2; }
.strip img { image-rendering: auto; }
.keys dt { display: flex; gap: 6px; }
.keys dd { margin: 0; font-size: 15px; }
kbd { display: inline-block; min-width: 30px; padding: 2px 8px; text-align: center; font: 13px var(--mono); color: var(--content); background: var(--raised); border: 1px solid var(--faint); border-bottom-width: 3px; border-radius: 5px; }

/* Run */
.run { display: grid; grid-template-columns: 3fr 6fr 4fr; gap: clamp(24px, 4vw, 56px); align-items: start; }
.code { margin: 0; padding: 22px 24px; overflow-x: auto; background: var(--raised); border-left: 3px solid var(--shell); font: 14px/1.7 var(--mono); }
.code .c { color: var(--muted); }
.links { list-style: none; margin: 0; padding: 0; }
.links li { display: flex; justify-content: space-between; gap: 14px; padding: 12px 0; border-top: 1px solid var(--raised); font-size: 14px; }
.links li:first-child { border-top: 0; padding-top: 0; }
.links span { color: var(--muted); }
.links a { font-family: var(--mono); font-size: 13px; }

.foot { justify-content: flex-start; gap: 10px; color: var(--muted); font-size: 13px; position: relative; max-width: 1320px; margin: 0 auto; }
.foot::before { content: ""; position: absolute; left: var(--edge); right: var(--edge); top: 0; height: 1px; background: var(--dash); }

@media (max-width: 980px) {
  .hero-copy { grid-template-columns: 1fr; }
  .hero-act { margin-top: 28px; }
  .eyes, .intents { grid-template-columns: 1fr; }
  .eyes-copy { grid-row: auto; }
  .strip, .keys { grid-column: 1; }
  .keys { grid-template-columns: 1fr; }
  .run { grid-template-columns: 1fr; }
  .links li:first-child { border-top: 1px solid var(--raised); padding-top: 12px; }
}
@media (max-width: 640px) {
  .bar-title { display: none; }
  nav a:not(:last-child) { display: none; }
  .transcript li { grid-template-columns: 44px 1fr; }
  .transcript .sig { font-size: 22px; }
  .transcript div { grid-template-columns: 1fr; }
  .transcript p { grid-column: 1; }
  .transcript code { margin-top: 2px; }
  .keys div { grid-template-columns: 120px 1fr; }
  .strip { display: none; }
  .code { font-size: 13px; padding: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  .meter i { animation: none; }
  .meter i:nth-child(odd) { height: 70%; }
  .meter i:nth-child(3n) { height: 40%; }
}