:root {
  color-scheme: light;
  --ink: #183c38;
  --muted: #506760;
  --paper: #f6f5ef;
  --line: #d7ded5;
  --accent: #215b4d;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.65;
}
a { color: inherit; text-underline-offset: 4px; }
a:focus-visible { outline: 3px solid #b65d29; outline-offset: 5px; }
.wrap { max-width: 1120px; margin: auto; padding-left: 32px; padding-right: 32px; }
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-top: 25px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; font-size: 23px; font-weight: 750; text-decoration: none; }
.mark {
  display: grid;
  place-items: center;
  width: 39px;
  height: 39px;
  border-radius: 13px 13px 13px 3px;
  background: var(--accent);
  color: white;
  font-size: 24px;
}
nav { display: flex; gap: 25px; flex-wrap: wrap; }
nav a { text-decoration: none; font-size: 14px; }
.hero { padding-top: 90px; padding-bottom: 96px; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 750; color: var(--muted); margin: 0 0 22px; }
h1 { font-size: clamp(46px, 7vw, 88px); line-height: 1.08; letter-spacing: -.055em; margin: 0 0 28px; font-weight: 650; }
h2 { font-size: clamp(28px, 4vw, 39px); letter-spacing: -.035em; line-height: 1.2; margin: 0 0 25px; font-weight: 650; }
.intro { max-width: 650px; font-size: 21px; color: var(--muted); margin: 0 0 35px; }
.button {
  display: inline-flex;
  gap: 30px;
  align-items: center;
  background: var(--accent);
  color: white;
  padding: 13px 21px;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 650;
  white-space: nowrap;
}
.button:hover { background: #173f35; }
.overview { padding-top: 50px; padding-bottom: 55px; border-top: 1px solid var(--line); }
.columns { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.columns p, .installation p, .channel p { color: var(--muted); }
.columns p { margin: 0; font-size: 18px; }
.installation { display: grid; grid-template-columns: 1fr 1.25fr; gap: 75px; border-top: 1px solid var(--line); padding-top: 60px; padding-bottom: 60px; }
.notice { padding: 16px 20px; background: #ebe8dc; border-left: 3px solid #8e8053; border-radius: 3px; margin-top: 0; color: var(--ink) !important; }
.steps ol { padding-left: 23px; }
.steps li { padding-left: 7px; margin-bottom: 15px; }
.update-panel { background: #e4ebe2; border-radius: 14px; padding-top: 40px; padding-bottom: 40px; display: flex; align-items: center; justify-content: space-between; gap: 40px; margin-bottom: 65px; }
.update-panel p { max-width: 600px; margin-bottom: 0; }
.update-panel .eyebrow { margin-bottom: 16px; }
footer { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 24px; padding-bottom: 30px; font-size: 13px; color: var(--muted); }
.update-hero { padding-top: 65px; padding-bottom: 65px; }
.update-hero h1 { font-size: clamp(42px, 6vw, 66px); }
.channels { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; padding-bottom: 65px; }
.channel { padding: 30px; border: 1px solid var(--line); border-radius: 12px; }
.channel h2 { font-size: 27px; }
code { overflow-wrap: anywhere; font-size: 13px; }

@media (max-width: 700px) {
  .wrap { padding-left: 22px; padding-right: 22px; }
  .header { align-items: flex-start; flex-direction: column; gap: 18px; }
  nav { gap: 20px; }
  .hero { padding-top: 55px; padding-bottom: 60px; }
  .intro { font-size: 18px; }
  .columns, .installation, .channels { grid-template-columns: 1fr; gap: 25px; }
  .installation { padding-top: 40px; padding-bottom: 40px; }
  .update-panel { border-radius: 0; flex-direction: column; align-items: flex-start; margin-bottom: 35px; }
  footer { flex-direction: column; gap: 5px; }
}

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