:root {
  --ink: #15241f;
  --muted: #61706a;
  --paper: #f4efe5;
  --paper-light: #fffaf1;
  --forest: #174d40;
  --gold: #eebd42;
  --coral: #ee7154;
  --line: rgba(21, 36, 31, .17);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; font-size: 17px; line-height: 1.6; }
a { color: inherit; }
.site-head, main, footer { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.site-head { position: sticky; z-index: 50; top: 0; min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--paper) 93%, transparent); backdrop-filter: blur(14px); }
.brand { font-size: 17px; font-weight: 950; letter-spacing: -.03em; text-decoration: none; }
.brand span { margin-left: 6px; color: var(--muted); font-weight: 500; }
.site-head nav { display: flex; align-items: center; gap: 22px; font-size: 13px; font-weight: 850; }
.site-head nav a { text-underline-offset: 4px; }
.site-head .start { border: 1px solid var(--ink); border-radius: 999px; padding: 8px 14px; text-decoration: none; }
article { width: min(860px, 100%); margin: 0 auto; }
.article-head { padding: clamp(72px, 12vw, 150px) 0 90px; }
.kicker, .section-no { margin: 0 0 16px; color: var(--coral); font-size: 12px; font-weight: 900; letter-spacing: .15em; text-transform: uppercase; }
h1 { max-width: 850px; margin: 0; font-size: clamp(52px, 9vw, 104px); font-weight: 950; letter-spacing: -.068em; line-height: .88; }
h1 em { color: var(--forest); font-style: normal; }
.dek { max-width: 720px; margin: 36px 0 0; font-size: clamp(21px, 3vw, 30px); font-weight: 700; letter-spacing: -.02em; line-height: 1.28; }
.privacy-note { margin-top: 46px; padding: 20px 22px; border-left: 5px solid var(--forest); background: var(--paper-light); }
article > section { padding: 82px 0; border-top: 1px solid var(--line); }
h2 { max-width: 760px; margin: 0 0 28px; font-size: clamp(37px, 6vw, 66px); line-height: .98; letter-spacing: -.052em; }
section > p:not(.section-no) { max-width: 730px; }
.capabilities { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 44px 0 0; padding: 1px; list-style: none; background: var(--line); }
.capabilities li { min-height: 170px; padding: 24px; background: var(--paper-light); }
.capabilities b, .capabilities span { display: block; }
.capabilities b { margin-bottom: 8px; font-size: 19px; }
.capabilities span { color: var(--muted); font-size: 15px; line-height: 1.45; }
.steps { margin: 42px 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { display: grid; grid-template-columns: 180px 1fr; gap: 28px; padding: 22px 0; border-top: 1px solid var(--line); counter-increment: step; }
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps span { font-weight: 900; }
.steps span::before { content: "0" counter(step) " / "; color: var(--coral); }
.steps p { margin: 0; }
.primary-link { display: inline-flex; align-items: center; gap: 42px; border-radius: 999px; padding: 14px 20px; background: var(--forest); color: white; font-weight: 900; text-decoration: none; }
.primary-link span { font-size: 22px; }
.query-example { margin: 42px 0 28px; padding: clamp(26px, 5vw, 44px); border-radius: 22px; background: var(--forest); color: white; }
.query-example small { display: block; font-size: 10px; font-weight: 900; letter-spacing: .12em; line-height: 1.35; }
.query-example blockquote { max-width: 700px; font-size: clamp(20px, 3vw, 28px); }
blockquote { margin: 18px 0 0; font-size: 20px; font-weight: 800; line-height: 1.42; }
pre { margin: 38px 0 0; padding: 28px; overflow-x: auto; border-radius: 20px; background: var(--ink); color: #f8f1e5; font: 14px/1.65 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.prompt { margin: 32px 0; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: var(--paper-light); font-size: 18px; font-weight: 700; }
mark { padding: 1px 4px; background: var(--gold); color: var(--ink); }
.adapt-questions { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 38px 0; padding: 1px; list-style: none; background: var(--line); counter-reset: adapt; }
.adapt-questions li { min-height: 130px; padding: 22px; background: var(--paper-light); counter-increment: adapt; font-weight: 800; line-height: 1.4; }
.adapt-questions li::before { content: "0" counter(adapt); display: block; margin-bottom: 12px; color: var(--coral); font: 900 11px/1 Arial, sans-serif; letter-spacing: .12em; }
.response-callout { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 34px; margin-top: 40px; padding: 30px; border: 1px solid var(--line); border-radius: 22px; background: var(--paper-light); }
.response-callout small { color: var(--coral); font-size: 10px; font-weight: 900; letter-spacing: .13em; }
.response-callout h3 { margin: 8px 0; font-size: 28px; line-height: 1.05; letter-spacing: -.035em; }
.response-callout p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.closing { padding-bottom: 120px; }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 30px 0 42px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
footer p { margin: 0; font-weight: 800; }

@media (max-width: 720px) {
  body { font-size: 16px; }
  .site-head, main, footer { width: min(100% - 28px, 1160px); }
  .site-head nav > a:not(.start) { display: none; }
  .article-head { padding: 62px 0 70px; }
  .dek { font-size: 21px; }
  article > section { padding: 62px 0; }
  .capabilities, .adapt-questions { grid-template-columns: 1fr; }
  .capabilities li { min-height: 0; }
  .steps li { grid-template-columns: 1fr; gap: 5px; }
  .response-callout { grid-template-columns: 1fr; align-items: start; }
  pre { padding: 20px; font-size: 12px; }
  footer { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}