/* orch — project site. Tokens follow docs/brand/brief.md: zinc base,
   violet 600 as the one brand accent, DM Sans + JetBrains Mono. */

:root {
  --ink: #09090b;          /* zinc-950, the app background */
  --raise: #18181b;        /* zinc-900, terminal and lane wells */
  --line: #27272a;         /* zinc-800 */
  --text: #fafafa;         /* zinc-50 */
  --soft: #a1a1aa;         /* zinc-400, secondary text */
  --violet: #7c3aed;       /* violet-600, brand; running work */
  --lilac: #a78bfa;        /* violet-400, the logo's second tone; finished work */
  --done: #10b981;         /* emerald-500, semantic done */

  --sans: "DM Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --measure: 64ch;
  --gutter: clamp(20px, 5vw, 56px);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--text); text-decoration-color: var(--violet); text-underline-offset: 0.2em; }
a:hover { text-decoration-color: var(--lilac); }

:focus-visible { outline: 2px solid var(--lilac); outline-offset: 3px; border-radius: 4px; }

code { font-family: var(--mono); font-size: 0.86em; color: #e4e4e7; }

.wrap { max-width: 1120px; margin-inline: auto; padding-inline: var(--gutter); }

.skip {
  position: absolute; left: 12px; top: -48px; padding: 8px 12px;
  background: var(--violet); color: #fff; border-radius: 6px; z-index: 10;
}
.skip:focus { top: 12px; }

/* ---- header ------------------------------------------------------------ */

.top {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding-block: 28px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark { width: 30px; height: 18px; }
.brand-word { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.04em; line-height: 1; }

.top nav { display: flex; flex-wrap: wrap; gap: 6px 22px; font-size: 0.95rem; }
.top nav a { color: var(--soft); text-decoration: none; }
.top nav a:hover { color: var(--text); }

/* ---- hero -------------------------------------------------------------- */

.hero { padding-block: clamp(40px, 9vw, 104px) 72px; }

.hero h1 {
  margin: 0;
  max-width: 17ch;
  font-size: clamp(2.5rem, 6.2vw, 4.75rem);
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: -0.035em;   /* the wordmark's own tight tracking, at display size */
  text-wrap: balance;
}

.lede {
  margin: 28px 0 0;
  max-width: var(--measure);
  font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
  color: var(--soft);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

.button {
  display: inline-flex; align-items: center; min-height: 46px; padding: 0 20px;
  border-radius: 999px;       /* the logo's bars are pills; so are the buttons */
  background: var(--violet); color: #fff; font-weight: 500; text-decoration: none;
}
.button:hover { background: #6d28d9; }
.button.quiet { background: transparent; color: var(--text); box-shadow: inset 0 0 0 1px var(--line); }
.button.quiet:hover { box-shadow: inset 0 0 0 1px var(--soft); }

/* ---- the run ----------------------------------------------------------- */

.run {
  margin: clamp(56px, 8vw, 88px) 0 0;
  padding: clamp(18px, 3vw, 32px);
  background: var(--raise);
  border-radius: 20px;
}

.run-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.run-cmd { margin: 0; font-family: var(--mono); font-size: 0.95rem; color: var(--text); }
.prompt { color: var(--soft); margin-right: 0.6ch; }

.replay {
  font: inherit; font-size: 0.9rem; color: var(--text); background: transparent;
  border: 0; box-shadow: inset 0 0 0 1px var(--line); border-radius: 999px;
  padding: 7px 16px; cursor: pointer;
}
.replay:hover { box-shadow: inset 0 0 0 1px var(--soft); }

.lanes { display: grid; gap: 14px; }

.lane { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); align-items: center; gap: 16px; }
.lane-name { font-family: var(--mono); font-size: 0.8rem; color: var(--soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.track { position: relative; height: 40px; }

.task {
  position: absolute; top: 0; height: 40px;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px var(--line);
  overflow: hidden;
}
.task .fill { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--violet); border-radius: inherit; }
.task.done .fill { background: var(--lilac); }
.task .label {
  position: relative; display: flex; align-items: center; height: 100%;
  padding-inline: 14px; gap: 10px; white-space: nowrap;
  font-size: 0.8rem; color: var(--soft);
}
.task .label b { font-family: var(--mono); font-weight: 500; color: var(--text); flex: none; }
.task .label span { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.task.running .label, .task.done .label { color: rgba(255, 255, 255, 0.86); }
.task.done .label, .task.done .label b { color: var(--ink); }

.client {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 16px;
  margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line);
}
.client-name { margin: 0; font-weight: 500; }
.client-name span { color: var(--soft); font-weight: 400; margin-left: 0.5ch; }
.client-bar { height: 8px; border-radius: 999px; background: var(--line); overflow: hidden; }
.client-bar i { display: block; height: 100%; width: 0; background: var(--done); border-radius: inherit; }
.client-count { margin: 0; font-variant-numeric: tabular-nums; color: var(--soft); min-width: 7ch; text-align: right; }

.run figcaption { margin-top: 18px; font-size: 0.9rem; color: var(--soft); max-width: var(--measure); }

/* ---- sections ---------------------------------------------------------- */

main > section + section { border-top: 1px solid var(--line); }
.how, .client-view, .limits, .install { padding-block: clamp(64px, 9vw, 112px); }

h2 {
  margin: 0 0 40px;
  font-size: clamp(1.9rem, 3.6vw, 2.75rem);
  line-height: 1.1; font-weight: 600; letter-spacing: -0.025em;
}
h3 { margin: 0 0 10px; font-size: 1.25rem; line-height: 1.3; font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0; }

/* How it works is a real sequence, so it is numbered — by the list itself. */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; gap: clamp(40px, 6vw, 64px); }
.step {
  counter-increment: step;
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(24px, 4vw, 56px); align-items: start;
}
.step-text { position: relative; padding-left: 3.25rem; }
.step-text::before {
  content: counter(step);
  position: absolute; left: 0; top: 0.1rem;
  display: grid; place-items: center; width: 2.1rem; height: 2.1rem;
  border-radius: 999px; box-shadow: inset 0 0 0 1px var(--violet);
  font-size: 0.95rem; font-weight: 600; color: var(--lilac);
}
.step-text p { color: var(--soft); max-width: 52ch; }

.term {
  margin: 0; padding: 18px 20px; overflow-x: auto;
  background: var(--raise); border-radius: 14px;
  font-family: var(--mono); font-size: 0.82rem; line-height: 1.65; color: #e4e4e7;
}
.term code { font-size: inherit; color: inherit; }
.term .c { color: var(--lilac); }

.client-view { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.client-text > p { color: var(--soft); max-width: 46ch; }
.client-text ul { margin: 24px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.client-text li { position: relative; padding-left: 26px; }
.client-text li::before {
  content: ""; position: absolute; left: 0; top: 0.62em;
  width: 14px; height: 6px; border-radius: 999px; background: var(--lilac);
}
.shot { margin: 0; border-radius: 14px; overflow: hidden; box-shadow: 0 0 0 1px var(--line); }

.limits dl { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px clamp(32px, 5vw, 72px); }
.limits dt { font-weight: 600; font-size: 1.125rem; }
.limits dd { margin: 8px 0 0; color: var(--soft); max-width: 46ch; }

.install-note { color: var(--soft); max-width: var(--measure); margin-bottom: 32px; }
.install-note strong { color: var(--text); font-weight: 600; }
.install-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px; max-width: 900px; }
.install-next { margin-top: 32px; color: var(--soft); max-width: var(--measure); }

/* ---- footer ------------------------------------------------------------ */

.foot {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 32px;
  padding-block: 40px 56px; border-top: 1px solid var(--line);
  color: var(--soft); font-size: 0.95rem;
}
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.foot a { color: var(--soft); }
.foot a:hover { color: var(--text); }

/* ---- narrow ------------------------------------------------------------ */

@media (max-width: 860px) {
  .step, .client-view { grid-template-columns: minmax(0, 1fr); }
  .limits dl { grid-template-columns: minmax(0, 1fr); }
  /* The agent's name sits above its lane so the track gets the full width:
     the shortest task is a fifth of it, and its id has to fit. */
  .lane { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .lanes { gap: 12px; }
  .track, .task { height: 34px; }
  .task .label { padding-inline: 0; justify-content: center; font-size: 0.72rem; }
  .task .label span { display: none; }   /* ids stay; titles need room */
  .client { grid-template-columns: minmax(0, 1fr) auto; }
  .client-bar { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 560px) {
  .top nav a:not(:last-child) { display: none; }
}