:root {
  --bg: #202124;
  --surface: #2b2d31;
  --edge: #55585f;
  --text: #f5f5f5;
  --muted: #b8bbc2;
  --accent: #ff7900;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
}
a { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }
header { border-bottom: 1px solid var(--edge); }
header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px; padding-top: 16px; padding-bottom: 16px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--text); font-weight: 700; font-size: 20px; text-decoration: none; }
.brand img { display: block; width: 40px; height: 40px; border-radius: 8px; }
nav { display: flex; gap: 20px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current] { color: var(--text); }
main { padding: 56px 0 72px; }
h1 { margin: 0 0 16px; font-size: clamp(34px, 7vw, 52px); line-height: 1.12; }
h2 { margin: 44px 0 10px; font-size: 25px; line-height: 1.25; }
h3 { margin: 0 0 6px; font-size: 18px; }
p, ul { margin: 0 0 14px; }
li { margin-bottom: 7px; }
.lead { max-width: 660px; color: var(--muted); font-size: 21px; }
.date { color: var(--muted); }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 14px; margin-top: 18px; }
.feature { padding: 20px; background: var(--surface); border: 1px solid var(--edge); border-radius: 8px; }
.feature p { margin: 0; color: var(--muted); }
.note { margin-top: 18px; padding: 20px; background: var(--surface); border-left: 3px solid var(--accent); }
.note p:last-child { margin-bottom: 0; }
footer { border-top: 1px solid var(--edge); color: var(--muted); font-size: 15px; }
footer .wrap { padding-top: 22px; padding-bottom: 28px; }
footer p { margin: 0 0 6px; }