:root {
  color-scheme: light;
  --ink: #242727;
  --muted: #5b6262;
  --paper: #fff;
  --accent: #285d57;
  --line: #d8dddb;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; background: var(--paper); color: var(--ink); line-height: 1.65; }
a { color: inherit; text-underline-offset: .22em; }
a:hover { color: var(--accent); }
a:focus-visible, summary:focus-visible, .result-scroll:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 5px;
}
.wrap { width: min(100% - 80px, 1160px); margin-inline: auto; }
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-block: 25px;
  border-bottom: 1px solid var(--ink);
}
.brand { text-decoration: none; font-size: 26px; font-weight: 800; letter-spacing: -.04em; }
.brand span { display: inline-block; margin-left: 14px; color: var(--muted); font-size: 14px; font-weight: 400; letter-spacing: 0; }
nav { display: flex; flex-wrap: wrap; gap: 22px; font-size: 14px; }
nav a { text-decoration: none; }
nav a:hover { text-decoration: underline; }
.hero { display: grid; grid-template-columns: .95fr 1.05fr; gap: 54px; align-items: center; padding-block: 58px 64px; }
.eyebrow { margin: 0 0 16px; color: var(--accent); font-size: 13px; font-weight: 600; }
h1, h2 { font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
h1 { margin: 0 0 24px; font-size: clamp(36px, 4.2vw, 52px); line-height: 1.12; letter-spacing: -.035em; }
h2 { margin: 0 0 24px; font-size: clamp(28px, 3vw, 36px); line-height: 1.2; letter-spacing: -.025em; }
h3 { margin: 0 0 12px; font-size: 18px; line-height: 1.4; font-weight: 600; }
p { margin: 0 0 18px; }
.lead { font-size: 19px; line-height: 1.6; }
.hero-copy > p:not(.eyebrow, .lead) { max-width: 420px; color: var(--muted); }
.button { display: inline-block; margin-top: 8px; padding: 11px 17px; background: var(--accent); color: white; text-decoration: none; font-size: 15px; font-weight: 600; }
.button span { margin-left: 10px; }
.button:hover { background: var(--ink); color: white; }
.download-note { margin-top: 13px; font-size: 13px; line-height: 1.6; }
figure { margin: 0; min-width: 0; }
img { display: block; width: 100%; height: auto; }
.target-image img { border: 1px solid var(--ink); }
figcaption { margin-top: 12px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.figure-label { display: block; margin-bottom: 3px; color: var(--ink); font-weight: 600; }
.comparison { display: grid; grid-template-columns: 1fr 2fr; gap: 24px 40px; padding-block: 42px 48px; border-top: 1px solid var(--line); }
.comparison h2 { font-size: 29px; }
.comparison-copy p:not(.eyebrow) { font-size: 15px; }
.result-image { align-self: center; }
.result-scroll { overflow-x: auto; }
.result-scroll img { min-width: 620px; }
.comparison-limit { grid-column: 1 / -1; margin: 0; max-width: 850px; color: var(--muted); font-size: 14px; }
.section { padding-block: 42px 48px; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; align-items: baseline; }
.section > p, .capture-copy, .section > .note, .section > details { width: calc((100% - 40px) * 2 / 3); margin-left: auto; }
.section > h3 { margin: 36px 0 22px; }
.steps { margin: 8px 0 28px; padding: 0; list-style: none; counter-reset: step; }
.steps li { display: grid; grid-template-columns: 30px 1fr 2fr; gap: 20px; padding-block: 23px; border-top: 1px solid var(--line); counter-increment: step; }
.steps li::before { content: counter(step, decimal-leading-zero); font-family: ui-monospace, Consolas, monospace; font-size: 13px; color: var(--muted); }
.steps h3 { margin: 0; }
.steps p { margin: 0; font-size: 15px; }
.note { margin-block: 24px; padding: 4px 0 4px 20px; border-left: 2px solid var(--accent); font-size: 15px; }
.capture-copy ol { padding-left: 22px; }
.capture-copy li { padding-left: 8px; margin-bottom: 18px; }
.small { color: var(--muted); font-size: 14px; }
.reading { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 48px; margin-block: 24px; }
.reading > div { border-top: 1px solid var(--line); padding-top: 18px; }
.reading p { margin-bottom: 0; font-size: 15px; }
details { border-top: 1px solid var(--line); padding-block: 18px; }
summary { cursor: pointer; font-weight: 600; }
details[open] summary { margin-bottom: 18px; }
details p { font-size: 15px; }
code, pre { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
pre { overflow: auto; padding: 18px; background: #f3f5f4; border: 1px solid var(--line); }
footer { display: flex; justify-content: space-between; gap: 24px; padding-block: 24px 32px; border-top: 1px solid var(--ink); color: var(--muted); font-size: 13px; }
footer p { margin: 0; }
.skip { position: absolute; left: 16px; top: -80px; z-index: 2; background: white; padding: 12px; }
.skip:focus { top: 16px; }

@media (max-width: 1000px) {
  .wrap { width: calc(100% - 48px); }
  header { flex-wrap: wrap; gap: 14px; }
  .hero { gap: 28px; }
  .comparison { grid-template-columns: 1fr 1.6fr; gap: 24px; }
  .section-heading { gap: 24px; }
  .section > p, .capture-copy, .section > .note, .section > details { width: calc((100% - 24px) * 2 / 3); }
}
@media (max-width: 760px) {
  .wrap { width: calc(100% - 40px); }
  header { padding-block: 18px; }
  nav { gap: 10px 18px; font-size: 13px; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding-block: 34px 36px; }
  .hero-copy > p:not(.eyebrow, .lead) { max-width: none; }
  h1 { font-size: clamp(34px, 7vw, 46px); }
  .lead { font-size: 18px; }
  .comparison, .section-heading, .reading { grid-template-columns: 1fr; gap: 16px; }
  .comparison, .section { padding-block: 30px 36px; }
  .section-heading .eyebrow { margin: 0; }
  .section > p, .capture-copy, .section > .note, .section > details { width: 100%; }
  .steps li { grid-template-columns: 24px 1fr; gap: 8px 12px; padding-block: 20px; }
  .steps p { grid-column: 2; }
  .reading { gap: 24px; }
  footer { flex-direction: column; gap: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}