:root {
  --coach-grid: rgba(34, 64, 214, 0.055);
  --coach-hero-glow: rgba(34, 64, 214, 0.08);
  --coach-code-bg: #11141b;
  --coach-code-ink: #e9edf7;
  scroll-padding-top: calc(var(--jx-header-height) + var(--jx-space-4));
}

html { scroll-behavior: smooth; }
body { overflow-x: hidden; }
.jx-site-header__inner { min-height: var(--jx-header-height); }
.jx-site-header__identity {
  min-height: 44px;
  display: flex;
  align-items: center;
  text-decoration: none;
}
.jx-site-header__identity span { white-space: nowrap; }
.jx-site-nav a,
.jx-footer__index a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.jx-skip-link { min-height: 44px; }

.coach-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, .65fr);
  gap: clamp(40px, 8vw, 100px);
  min-height: calc(100vh - var(--jx-header-height));
  align-items: center;
  padding-top: clamp(64px, 10vw, 120px);
  padding-bottom: clamp(64px, 9vw, 104px);
  position: relative;
}
.coach-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0 calc(50% - 50vw);
  background:
    radial-gradient(circle at 76% 30%, var(--coach-hero-glow), transparent 28%),
    linear-gradient(var(--coach-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--coach-grid) 1px, transparent 1px);
  background-size: auto, 48px 48px, 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}
.coach-hero h1 {
  max-width: 15ch;
  margin: var(--jx-space-5) 0;
  font-size: clamp(2.75rem, 6.6vw, 5.4rem);
  line-height: .99;
  letter-spacing: -.045em;
}
.coach-hero__lede {
  max-width: 34em;
  color: var(--jx-ink-2);
  font-size: clamp(1.05rem, 2vw, 1.24rem);
  line-height: 1.72;
}
.coach-hero__en {
  max-width: 46em;
  color: var(--jx-ink-muted);
  font-size: var(--jx-fs-sm);
  line-height: 1.65;
}
.coach-hero__actions,
.coach-statuses {
  display: flex;
  flex-wrap: wrap;
  gap: var(--jx-space-3);
  margin-top: var(--jx-space-6);
}
.coach-statuses { margin-top: var(--jx-space-5); }

.coach-manifesto {
  align-self: center;
  padding: clamp(28px, 4vw, 44px);
  background: color-mix(in oklab, var(--jx-surface), transparent 4%);
  box-shadow: var(--jx-shadow-stack);
  border-radius: var(--jx-radius-3);
}
.coach-manifesto__index,
.coach-manifesto dt,
.coach-terminal__bar,
.coach-loop > li > span,
.coach-decisions article > span,
.coach-roadmap article > span,
.coach-agent-grid article > span {
  color: var(--jx-ink-muted);
  font-family: var(--jx-font-mono);
  font-size: var(--jx-fs-xs);
  letter-spacing: var(--jx-tracking-mono);
  text-transform: uppercase;
}
.coach-manifesto > p {
  margin: var(--jx-space-7) 0;
  font-family: var(--jx-font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.22;
}
.coach-manifesto dl { margin: 0; }
.coach-manifesto dl div {
  display: flex;
  justify-content: space-between;
  gap: var(--jx-space-4);
  padding: var(--jx-space-3) 0;
  border-top: 1px solid var(--jx-rule);
}
.coach-manifesto dd { margin: 0; font-size: var(--jx-fs-sm); }

.coach-proof-wrap,
.coach-limitations {
  background: var(--jx-surface-sunk);
  border-block: 1px solid var(--jx-rule);
  padding-block: var(--jx-section-y);
}
.coach-section-heading { max-width: var(--jx-measure-body); margin-bottom: var(--jx-space-7); }
.coach-section-heading h2 { margin: var(--jx-space-4) 0; }
.coach-section-heading > p:last-child { color: var(--jx-ink-muted); }
.coach-proof-rail { background: var(--jx-surface); box-shadow: var(--jx-shadow-stack); }
.coach-proof-rail > a { min-width: 0; text-decoration: none; }

.coach-loop {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-block: 1px solid var(--jx-rule);
}
.coach-loop li { position: relative; padding: var(--jx-space-5) var(--jx-space-4); }
.coach-loop li + li { border-left: 1px solid var(--jx-rule); }
.coach-loop strong { display: block; margin: var(--jx-space-6) 0 var(--jx-space-3); }
.coach-loop p { color: var(--jx-ink-muted); font-size: var(--jx-fs-sm); line-height: 1.55; }

.coach-install { background: var(--jx-ink); color: #f6f6f3; }
.coach-install h2 { color: inherit; }
.coach-install .jx-eyebrow,
.coach-install .coach-section-heading > p:last-child { color: rgba(246,246,243,.72); }
.coach-install .jx-eyebrow__rule { background: rgba(246,246,243,.2); }
.coach-install-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
  gap: var(--jx-space-7);
  align-items: start;
}
.coach-terminal {
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--jx-radius-3);
  background: var(--coach-code-bg);
  box-shadow: 0 24px 80px -40px #000;
}
.coach-terminal__bar {
  display: flex;
  gap: 7px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.55);
}
.coach-terminal__bar span { width: 9px; height: 9px; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; }
.coach-terminal__bar strong { margin-left: auto; font-weight: 400; }
.coach-terminal pre {
  margin: 0;
  padding: clamp(20px, 4vw, 36px);
  overflow-x: auto;
  color: var(--coach-code-ink);
  font-size: clamp(.75rem, 1.4vw, .9rem);
  line-height: 1.85;
}
.coach-prompt { color: #8da2ff; }
.coach-steps { margin: 0; padding: 0; list-style: none; }
.coach-steps li {
  display: grid;
  grid-template-columns: 74px 1fr;
  column-gap: var(--jx-space-4);
  padding: var(--jx-space-3) 0;
  border-top: 1px solid rgba(255,255,255,.14);
}
.coach-steps strong { color: #fff; }
.coach-steps p { grid-column: 2; margin: 4px 0 0; color: rgba(255,255,255,.65); font-size: var(--jx-fs-sm); }
.coach-agent-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: var(--jx-space-7);
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.14);
}
.coach-agent-grid article { padding: var(--jx-space-5); background: var(--jx-ink); }
.coach-agent-grid h3 { margin: var(--jx-space-5) 0 var(--jx-space-3); color: #fff; font-size: var(--jx-fs-lg); }
.coach-agent-grid code { color: #aebcff; }
.coach-agent-grid p { color: rgba(255,255,255,.65); font-size: var(--jx-fs-sm); }

.coach-decisions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--jx-rule);
  border: 1px solid var(--jx-rule);
}
.coach-decisions article { padding: clamp(24px, 4vw, 40px); background: var(--jx-surface); }
.coach-decisions h3 { margin: var(--jx-space-6) 0 var(--jx-space-3); }
.coach-decisions p { max-width: 31em; color: var(--jx-ink-muted); }
.coach-split { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(48px, 8vw, 112px); }
.coach-limit-list { margin: 0; padding: 0; list-style: none; }
.coach-limit-list li {
  display: grid;
  grid-template-columns: minmax(130px, .45fr) 1fr;
  gap: var(--jx-space-5);
  padding: var(--jx-space-5) 0;
  border-top: 1px solid var(--jx-rule);
}
.coach-limit-list span { color: var(--jx-ink-muted); }
.coach-roadmap { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--jx-space-4); }
.coach-roadmap article {
  min-height: 210px;
  padding: var(--jx-space-5);
  border: 1px solid var(--jx-rule);
  background: var(--jx-surface);
}
.coach-roadmap article.is-current { border-color: var(--jx-accent); box-shadow: inset 3px 0 var(--jx-accent); }
.coach-roadmap h3 { margin: var(--jx-space-7) 0 var(--jx-space-3); }
.coach-roadmap p { color: var(--jx-ink-muted); font-size: var(--jx-fs-sm); }
.coach-verification { margin: var(--jx-space-7) 0 0; padding: var(--jx-space-5); border-left: 3px solid var(--jx-accent); background: var(--jx-accent-tint); }
.jx-footer__colophon { max-width: 49em; }
.jx-footer__colophon span { display: block; margin-top: var(--jx-space-2); color: var(--jx-ink-muted); }

@media (max-width: 960px) {
  .coach-loop { grid-template-columns: repeat(2, 1fr); }
  .coach-loop li + li { border-left: 0; }
  .coach-loop li:nth-child(even) { border-left: 1px solid var(--jx-rule); }
  .coach-loop li:nth-child(n+3) { border-top: 1px solid var(--jx-rule); }
  .coach-roadmap { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .jx-site-header { position: relative; }
  .jx-site-header__inner { align-items: flex-start; padding-block: var(--jx-space-3); }
  .jx-site-nav__links { display: none; }
  .coach-hero { grid-template-columns: 1fr; min-height: auto; }
  .coach-hero h1 { font-size: clamp(2.7rem, 12vw, 4.5rem); }
  .coach-manifesto { max-width: 480px; }
  .coach-install-grid,
  .coach-split { grid-template-columns: 1fr; }
  .coach-agent-grid,
  .coach-decisions { grid-template-columns: 1fr; }
}
@media (max-width: 440px) {
  .jx-site-header__identity span { display: none; }
  .coach-hero { padding-top: 52px; }
  .coach-hero h1 { font-size: 2.65rem; }
  .coach-hero__actions .jx-action { flex: 1 1 auto; }
  .coach-statuses { align-items: flex-start; flex-direction: column; }
  .coach-loop,
  .coach-roadmap { grid-template-columns: 1fr; }
  .coach-loop li:nth-child(even) { border-left: 0; }
  .coach-loop li:nth-child(n+2) { border-top: 1px solid var(--jx-rule); }
  .coach-limit-list li { grid-template-columns: 1fr; gap: var(--jx-space-2); }
  .coach-terminal pre { font-size: .69rem; }
}
@media (prefers-color-scheme: dark) {
  :root { --coach-grid: rgba(108, 138, 255, .06); --coach-hero-glow: rgba(108, 138, 255, .1); }
  .coach-install,
  .coach-agent-grid article { background: #090b10; }
  .jx-proof-rail__label,
  .jx-proof-rail__source,
  .coach-decisions article > span,
  .coach-decisions p,
  .coach-roadmap article > span,
  .coach-roadmap p,
  .jx-footer__stamp { color: var(--jx-ink-2); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
@media (prefers-reduced-transparency: reduce) {
  .coach-manifesto { background: var(--jx-surface); }
}
@media (prefers-contrast: more) {
  .coach-proof-wrap,
  .coach-limitations,
  .coach-loop,
  .coach-decisions,
  .coach-roadmap article { border-color: var(--jx-ink); }
}