.page-hero { padding-top: 110px; padding-bottom: 90px; background: var(--soft); }
.page-hero h1 { max-width: 880px; margin: 0; font-size: clamp(44px, 6vw, 72px); line-height: 1.02; }
.page-hero .lede { max-width: 760px; }
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 60px; border-top: 1px solid var(--line); }
.feature { padding: 42px 54px 42px 0; border-bottom: 1px solid var(--line); }
.feature:nth-child(even) { padding-left: 54px; border-left: 1px solid var(--line); }
.feature h2 { margin: 0 0 14px; font-size: 28px; }
.feature p, .article-card p, .principles p { color: var(--muted); }
.feature ul { padding-left: 18px; }
.feature li { margin: 7px 0; }
.article-grid, .principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-card { display: flex; flex-direction: column; min-height: 300px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); }
.article-meta { color: var(--green-dark); font: 700 11px ui-monospace, monospace; text-transform: uppercase; }
.article-card h2 { margin: 24px 0 12px; font-size: 25px; line-height: 1.2; }
.article-card > span:last-child { margin-top: auto; color: var(--green-dark); font-weight: 750; }
.prose { max-width: 760px; margin: 0 auto; padding: 90px 24px 120px; }
.prose h1 { margin: 18px 0 25px; font-size: clamp(42px, 6vw, 66px); line-height: 1.04; }
.prose .lede { font-size: 21px; }
.prose h2 { margin: 54px 0 16px; font-size: 30px; }
.prose h3 { margin: 34px 0 10px; font-size: 21px; }
.prose p, .prose li { color: #33403a; font-size: 17px; }
.prose li { margin: 8px 0; }
.prose blockquote { margin: 44px 0; padding: 8px 0 8px 24px; border-left: 4px solid var(--lime); font-size: 23px; font-weight: 700; line-height: 1.35; }
.about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: start; }
.about-grid h2 { margin: 0; font-size: 38px; line-height: 1.15; }
.about-copy p { margin: 0 0 24px; color: #35413b; font-size: 18px; }
.principles { margin-top: 60px; }
.principles article { padding-top: 20px; border-top: 3px solid var(--lime); }
.principles h3 { margin: 0 0 8px; }
.pilot-hero { background: #fff; }
.pilot-hero h1 { max-width: 980px; }
.pilot-facts { padding-top: 0; padding-bottom: 0; }
.pilot-facts dl { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; border: 1px solid var(--line); }
.pilot-facts dl div { padding: 28px; border-right: 1px solid var(--line); }
.pilot-facts dl div:last-child { border-right: 0; }
.pilot-facts dt { font-size: 25px; font-weight: 800; }
.pilot-facts dd { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.pilot-outcome { background: var(--ink); color: #fff; }
.pilot-outcome .section-intro { max-width: 820px; }
.pilot-flow { list-style: none; margin: 70px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid #3a4540; }
.pilot-flow li { padding: 28px 26px 0 0; }
.pilot-flow li + li { padding-left: 26px; border-left: 1px solid #3a4540; }
.pilot-flow span { color: var(--lime); font-weight: 800; }
.pilot-flow p { color: #b9c3be; font-size: 14px; }
.pilot-video { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; align-items: center; background: var(--soft); }
.pilot-video h2 { margin: 0; font-size: 38px; line-height: 1.12; }
.pilot-video video { display: block; width: 100%; aspect-ratio: 16 / 9; background: var(--ink); border: 1px solid #aeb9b3; }
.pilot-scope { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; }
.pilot-scope h2 { margin: 0; max-width: 420px; font-size: 42px; line-height: 1.12; }
.pilot-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; }
.pilot-columns h3 { margin: 0 0 22px; font-size: 19px; }
.pilot-columns ul { margin: 0; padding-left: 18px; }
.pilot-columns li { margin: 13px 0; color: #35413b; }
.pilot-proof { display: flex; justify-content: space-between; align-items: center; gap: 40px; background: var(--soft); }
.pilot-proof h2 { margin: 0; max-width: 760px; font-size: 38px; line-height: 1.12; }
.pilot-proof p:last-child { color: var(--muted); }
.pilot-boundary { display: grid; grid-template-columns: 180px 1fr; gap: 40px; padding-top: 44px; padding-bottom: 44px; border-top: 1px solid var(--line); }
.pilot-boundary strong { color: var(--green-dark); }
.pilot-boundary p { margin: 0; max-width: 830px; color: var(--muted); }
@media (max-width: 900px) {
  .article-grid, .principles, .feature-list { grid-template-columns: 1fr; }
  .feature, .feature:nth-child(even) { padding: 34px 0; border-left: 0; }
  .about-grid { grid-template-columns: 1fr; gap: 35px; }
  .pilot-facts dl, .pilot-flow, .pilot-scope, .pilot-columns { grid-template-columns: 1fr 1fr; }
  .pilot-video { grid-template-columns: 1fr; gap: 36px; }
  .pilot-facts dl div:nth-child(2) { border-right: 0; }
  .pilot-facts dl div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .pilot-flow li:nth-child(3), .pilot-flow li:nth-child(5) { border-left: 0; }
  .pilot-scope { gap: 50px; }
  .pilot-proof { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 520px) { .page-hero h1 { font-size: 41px; } .prose { padding-top: 64px; } .pilot-facts dl, .pilot-flow, .pilot-scope, .pilot-columns, .pilot-boundary { grid-template-columns: 1fr; } .pilot-facts dl div { border-right: 0; border-bottom: 1px solid var(--line); } .pilot-facts dl div:last-child { border-bottom: 0; } .pilot-flow li, .pilot-flow li + li { padding: 22px 0; border-left: 0; border-top: 1px solid #3a4540; } .pilot-flow li:first-child { border-top: 0; } .pilot-scope h2, .pilot-proof h2 { font-size: 32px; } }