:root {
  --ink: #111618;
  --muted: #637074;
  --paper: #fbfcfc;
  --line: #dce4e5;
  --cyan: #11b9bd;
  --pink: #ef4f7b;
  --soft: #eff7f7;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.site-header {
  width: min(calc(100% - 40px), var(--max));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-family: "Manrope", sans-serif;
  font-size: .85rem;
  font-weight: 800;
  letter-spacing: .1em;
  line-height: 1;
}
.brand em { font-style: normal; color: var(--muted); font-weight: 600; }
.brand-mark { position: relative; width: 25px; height: 25px; }
.brand-mark i, .brand-mark b { position: absolute; inset: 3px 7px; border: 3px solid; border-radius: 999px; transform: rotate(-28deg); }
.brand-mark i { border-color: var(--cyan); transform: translate(-2px, 1px) rotate(-28deg); }
.brand-mark b { border-color: var(--pink); transform: translate(3px, -1px) rotate(-28deg); }
nav { display: flex; align-items: center; gap: 30px; }
nav a { text-decoration: none; font-size: .86rem; font-weight: 600; }
nav a:hover, .toc a:hover { color: var(--pink); }
.nav-pill { padding: 9px 16px; border: 1px solid var(--ink); border-radius: 999px; }

main { overflow: hidden; }
.hero {
  width: min(calc(100% - 40px), var(--max));
  margin: 70px auto 0;
  display: grid;
  grid-template-columns: .94fr 1.18fr;
  align-items: center;
  gap: 64px;
}
.hero-copy { position: relative; z-index: 1; }
.eyebrow, .section-number, .toc p {
  margin: 0 0 19px;
  color: var(--pink);
  font-family: "Manrope", sans-serif;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
h1, h2, h3 { font-family: "Manrope", sans-serif; line-height: 1.08; letter-spacing: -.045em; }
h1 { margin: 0; max-width: 650px; font-size: clamp(3.4rem, 6vw, 5.9rem); font-weight: 700; }
h1 span { display: block; color: transparent; -webkit-text-stroke: 1.6px var(--ink); }
.dek { max-width: 590px; margin: 30px 0; color: #455155; font-size: 1.15rem; line-height: 1.65; }
.byline { display: flex; align-items: center; gap: 12px; }
.avatar { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--ink); color: white; font-size: .72rem; font-weight: 700; }
.byline div { display: grid; line-height: 1.3; }
.byline strong { font-size: .85rem; }
.byline small { margin-top: 4px; color: var(--muted); font-size: .73rem; }
.hero-media { margin: 0; position: relative; }
.hero-media::before { content: ""; position: absolute; width: 72%; height: 76%; right: -28px; top: -28px; border-radius: 32px; background: linear-gradient(135deg, #c9faf8, #ffd9e3); z-index: -1; }
.hero-media img { display: block; width: 100%; aspect-ratio: 1.23; object-fit: cover; border-radius: 8px 62px 8px 8px; filter: saturate(.87) contrast(1.03); }
.hero-media figcaption { margin-top: 10px; color: var(--muted); font-size: .72rem; text-align: right; }

.article-grid {
  width: min(calc(100% - 40px), 1040px);
  margin: 100px auto 0;
  display: grid;
  grid-template-columns: 180px minmax(0, 700px);
  gap: 100px;
}
.toc { position: sticky; top: 30px; align-self: start; display: grid; gap: 9px; padding-top: 8px; }
.toc p { color: var(--muted); margin-bottom: 8px; }
.toc a { color: var(--muted); text-decoration: none; font-size: .78rem; line-height: 1.35; }
article { min-width: 0; }
article section { margin-top: 82px; scroll-margin-top: 30px; }
.lead { margin: 0; font-family: "Manrope", sans-serif; font-size: 1.45rem; font-weight: 500; line-height: 1.55; letter-spacing: -.02em; }
h2 { margin: 0 0 28px; font-size: clamp(2.2rem, 4vw, 3.25rem); font-weight: 700; }
h3 { margin: 0 0 9px; font-size: 1.12rem; letter-spacing: -.025em; }
article p { color: #384347; }
blockquote { margin: 52px 0 0; padding: 4px 0 4px 28px; border-left: 3px solid var(--cyan); }
blockquote p { margin: 0; color: var(--ink); font-family: "Manrope", sans-serif; font-size: 1.6rem; font-weight: 600; line-height: 1.45; letter-spacing: -.025em; }
.principles { margin-top: 42px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.principles > div { padding: 28px 24px; background: var(--paper); }
.principles span { display: block; margin-bottom: 30px; color: var(--cyan); font-family: "Manrope", sans-serif; font-size: .72rem; font-weight: 800; }
.principles p { margin: 0; font-size: .88rem; line-height: 1.55; }
.checklist { list-style: none; padding: 0; margin: 36px 0 0; border-top: 1px solid var(--line); }
.checklist li { display: grid; grid-template-columns: 36px 1fr; gap: 14px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.checklist li > span { display: grid; place-items: center; width: 27px; height: 27px; border-radius: 50%; background: #ddf8f6; color: #078d8f; font-weight: 800; }
.checklist strong { font-family: "Manrope", sans-serif; }
.checklist p { margin: 4px 0 0; font-size: .93rem; line-height: 1.55; }
.takeaways { position: relative; padding: 50px; background: var(--ink); color: white; border-radius: 8px 54px 8px 8px; overflow: hidden; }
.takeaways::after { content: ""; position: absolute; width: 170px; height: 170px; right: -60px; bottom: -70px; border: 25px solid var(--cyan); border-radius: 50%; opacity: .35; }
.takeaways h2 { max-width: 520px; }
.takeaways p { max-width: 550px; color: #bdc8cb; }
.takeaways .section-number { color: #71efea; }
.takeaways a { display: inline-flex; gap: 10px; margin-top: 15px; color: white; font-size: .86rem; font-weight: 700; text-decoration: none; }
footer { width: min(calc(100% - 40px), var(--max)); margin: 110px auto 0; min-height: 120px; padding: 26px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 30px; }
footer p { color: var(--muted); font-size: .72rem; }

@media (max-width: 900px) {
  nav a:not(.nav-pill) { display: none; }
  .hero { grid-template-columns: 1fr; gap: 50px; margin-top: 52px; }
  .hero-media { max-width: 680px; }
  .article-grid { grid-template-columns: 1fr; gap: 0; margin-top: 70px; }
  .toc { display: none; }
  .principles { grid-template-columns: 1fr; }
  .principles span { margin-bottom: 10px; }
  footer { grid-template-columns: 1fr; gap: 2px; align-items: start; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .site-header { min-height: 74px; }
  .nav-pill { padding: 7px 12px; font-size: .76rem; }
  .hero { margin-top: 36px; }
  h1 { font-size: clamp(3rem, 15vw, 4.4rem); }
  .dek { margin: 24px 0; font-size: 1.02rem; }
  .hero-media::before { right: -16px; top: -16px; }
  .hero-media img { border-radius: 6px 36px 6px 6px; aspect-ratio: .95; }
  .article-grid { margin-top: 58px; }
  .lead { font-size: 1.23rem; }
  article section { margin-top: 64px; }
  h2 { font-size: 2.2rem; }
  blockquote { padding-left: 20px; }
  blockquote p { font-size: 1.3rem; }
  .takeaways { padding: 38px 28px; border-radius: 6px 38px 6px 6px; }
  footer { margin-top: 76px; }
}

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