:root {
  --cap-ink: #090909;
  --cap-muted: #5f5f5b;
  --cap-soft: #f2f2ef;
  --cap-line: #d5d5d0;
  --cap-paper: #fbfbf9;
  --page-ink: var(--cap-ink);
  --page-muted: var(--cap-muted);
  --page-line: var(--cap-line);
  --page-paper: var(--cap-paper);
}

body.cap-page {
  background: var(--cap-paper);
  color: var(--cap-ink);
  font-family: var(--font-sans);
  line-height: 1.55;
}

.cap-page a { color: inherit; text-underline-offset: .25rem; }
.cap-page :focus-visible { outline: 2px solid var(--cap-ink); outline-offset: 4px; }
.cap-page section { scroll-margin-top: 6rem; }

.cap-hero,
.cap-content {
  width: min(100% - 2.5rem, 76rem);
  margin-inline: auto;
}

.cap-hero { padding: clamp(4.75rem, 9vw, 8rem) 0 clamp(4rem, 7vw, 6.5rem); }
.cap-kicker,
.cap-section-heading > span,
.cap-example header > span,
.cap-proof > span,
.cap-updated {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 550;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.cap-kicker { margin-bottom: 1.6rem; color: var(--cap-muted); }
.cap-hero h1 {
  max-width: 12ch;
  font-size: clamp(3.3rem, 7.4vw, 6.6rem);
  font-weight: 720;
  letter-spacing: -.065em;
  line-height: .94;
}
.cap-deck {
  max-width: 56rem;
  margin-top: 2.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--cap-ink);
  font-size: clamp(1.2rem, 2.1vw, 1.6rem);
  letter-spacing: -.025em;
  line-height: 1.4;
}

.cap-section {
  display: grid;
  grid-template-columns: minmax(11rem, 16rem) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 6rem);
  padding: clamp(4.5rem, 8vw, 7.5rem) 0;
  border-top: 1px solid var(--cap-line);
}
.cap-section:first-child { border-top-color: var(--cap-ink); }
.cap-section-heading > span { display: block; margin-bottom: 1.1rem; color: var(--cap-muted); }
.cap-section-heading h2,
.cap-close h2 {
  font-size: clamp(2.35rem, 5vw, 4.65rem);
  font-weight: 690;
  letter-spacing: -.057em;
  line-height: .98;
}
.cap-section-body { min-width: 0; }
.cap-lede,
.cap-prose--lead {
  max-width: 49rem;
  font-size: clamp(1.08rem, 1.7vw, 1.33rem);
  letter-spacing: -.02em;
}
.cap-prose p + p,
.cap-domain-body > p + p { margin-top: 1rem; }

.cap-examples { margin-top: 3.25rem; border-top: 1px solid var(--cap-ink); }
.cap-example { padding: 2.4rem 0; border-bottom: 1px solid var(--cap-line); }
.cap-example header { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.cap-example header > span { color: var(--cap-muted); }
.cap-example h3 {
  font-size: clamp(1.55rem, 3vw, 2.3rem);
  letter-spacing: -.045em;
  line-height: 1.05;
}
.cap-example > p { max-width: 48rem; margin-top: 1.25rem; color: var(--cap-muted); }

.cap-flow {
  display: grid;
  gap: .65rem;
  margin-top: 1.7rem;
  list-style: none;
}
.cap-flow--6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.cap-flow--7 { grid-template-columns: repeat(7, minmax(0, 1fr)); }
.cap-flow li {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 6.2rem;
  align-items: flex-end;
  padding: .8rem;
  border: 1px solid var(--cap-ink);
  font-size: .76rem;
  font-weight: 640;
  letter-spacing: -.015em;
  line-height: 1.2;
}
.cap-flow li:not(:last-child)::after {
  content: '→';
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -.65rem;
  width: .65rem;
  background: var(--cap-paper);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 400;
  text-align: center;
  transform: translateY(-50%);
}

.cap-statement {
  margin-top: 3rem;
  padding: 1.75rem 0;
  border-top: 3px solid var(--cap-ink);
  border-bottom: 1px solid var(--cap-ink);
  font-size: clamp(1.45rem, 3vw, 2.25rem);
  font-weight: 640;
  letter-spacing: -.04em;
  line-height: 1.2;
}

.cap-domains { margin-top: 3.5rem; border-top: 1px solid var(--cap-ink); }
.cap-domain {
  display: grid;
  grid-template-columns: minmax(10rem, 15rem) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding: clamp(2.75rem, 5vw, 4.5rem) 0;
  border-bottom: 1px solid var(--cap-line);
}
.cap-domain-title > span {
  display: block;
  margin-bottom: .7rem;
  color: var(--cap-muted);
  font-family: var(--font-mono);
  font-size: .68rem;
}
.cap-domain h3 {
  max-width: 13ch;
  font-size: clamp(1.7rem, 3vw, 2.55rem);
  letter-spacing: -.05em;
  line-height: 1;
}
.cap-domain-body { min-width: 0; }
.cap-domain-body > p { max-width: 47rem; }
.cap-domain-emphasis { font-size: clamp(1.2rem, 2vw, 1.55rem); font-weight: 650; letter-spacing: -.03em; }

.cap-tier-list { margin-top: 1.8rem; border-top: 1px solid var(--cap-ink); }
.cap-tier {
  display: grid;
  grid-template-columns: 6rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0 1rem 1rem;
  border-bottom: 1px solid var(--cap-line);
  border-left: 1px solid var(--cap-ink);
}
.cap-tier[data-tier='deep'] { border-left-width: 4px; }
.cap-tier[data-tier='solid'] { border-left-width: 2px; }
.cap-tier[data-tier='working'] { border-left-style: dashed; }
.cap-tier strong {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.cap-tier[data-tier='solid'] strong { font-weight: 600; }
.cap-tier[data-tier='working'] strong { font-weight: 450; }
.cap-tier span { color: var(--cap-muted); font-size: .88rem; }

.cap-inline-note { margin-top: 1.5rem; font-weight: 620; }
.cap-text-link {
  display: inline-block;
  margin-top: 1.2rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 620;
}
.cap-proof {
  margin-top: 2.2rem;
  padding: 1.6rem;
  border: 1px solid var(--cap-ink);
}
.cap-proof > span { color: var(--cap-muted); }
.cap-proof h4 { margin-top: .55rem; font-size: 1.25rem; letter-spacing: -.03em; }
.cap-proof p { max-width: 45rem; margin-top: 1rem; color: var(--cap-muted); }
.cap-proof--inverse { background: var(--cap-ink); color: var(--cap-paper); }
.cap-proof--inverse > span,
.cap-proof--inverse p { color: #c9c9c5; }

.cap-stack { border-top: 1px solid var(--cap-ink); }
.cap-stack > div {
  display: grid;
  grid-template-columns: minmax(10rem, 14rem) minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--cap-line);
}
.cap-stack h3 { font-size: .9rem; }
.cap-stack p { color: var(--cap-muted); }
.cap-updated { margin-top: 1.5rem; color: var(--cap-muted); letter-spacing: .04em; text-transform: none; }

.cap-close {
  padding: clamp(5rem, 10vw, 9rem) 0;
  border-top: 1px solid var(--cap-ink);
  border-bottom: 1px solid var(--cap-ink);
}
.cap-close h2 { max-width: 13ch; }
.cap-close > p:not(.cap-kicker) { max-width: 49rem; margin-top: 1.7rem; font-size: clamp(1.15rem, 2vw, 1.45rem); letter-spacing: -.02em; }
.cap-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.3rem; }
.cap-actions a {
  display: inline-flex;
  min-height: 3.1rem;
  align-items: center;
  gap: .8rem;
  padding: .8rem 1.2rem;
  border: 1px solid var(--cap-ink);
  font-size: .82rem;
  font-weight: 650;
  text-decoration: none;
}
.cap-actions .cap-action-primary { background: var(--cap-ink); color: var(--cap-paper); }
.cap-actions a:hover { text-decoration: underline; }

@media (max-width: 980px) {
  .cap-flow { grid-template-columns: 1fr; gap: .7rem; }
  .cap-flow li { min-height: 4.5rem; }
  .cap-flow li:not(:last-child)::after {
    content: '↓';
    top: auto;
    right: 50%;
    bottom: -.7rem;
    width: 1.4rem;
    transform: translateX(50%);
  }
}

@media (max-width: 800px) {
  .cap-hero { padding-top: 4rem; }
  .cap-hero h1 { font-size: clamp(3rem, 14.5vw, 4.9rem); }
  .cap-section,
  .cap-domain { display: block; }
  .cap-section-heading,
  .cap-domain-title { margin-bottom: 2.5rem; }
  .cap-example header { display: block; }
  .cap-example header > span { display: block; margin-bottom: .65rem; }
  .cap-tier { grid-template-columns: 5.25rem minmax(0, 1fr); gap: .7rem; }
  .cap-stack > div { display: block; }
  .cap-stack p { margin-top: .45rem; }
}

@media (max-width: 390px) {
  .cap-hero,
  .cap-content { width: min(100% - 2rem, 76rem); }
  .cap-hero h1 { font-size: 2.85rem; }
  .cap-tier { display: block; }
  .cap-tier span { display: block; margin-top: .45rem; }
  .cap-actions a { justify-content: center; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .cap-page * { scroll-behavior: auto; }
}