:root {
  color-scheme: light dark;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  line-height: 1.75;
  background: #f7f8fc;
  color: #202637;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(160deg, #f5f8ff 0%, #fff6fb 58%, #ffffff 100%);
}

main {
  width: min(680px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0 64px;
}

.mark {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  margin-bottom: 22px;
  border-radius: 22px;
  background: linear-gradient(135deg, #6ba8ff, #b891ef 52%, #f27eaa);
  color: #ffffff;
  font-size: 38px;
  font-weight: 300;
  box-shadow: 0 16px 36px rgba(112, 123, 190, .22);
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(34px, 8vw, 48px);
  letter-spacing: .02em;
}

h2 {
  margin-top: 38px;
  font-size: 20px;
}

p, li { color: #5c6475; }
a { color: #516fc4; }
.eyebrow { margin: 0 0 4px; color: #8a6ea8; font-weight: 700; letter-spacing: .08em; }
.lead { margin: 0; font-size: 19px; }
.meta { margin-top: 48px; font-size: 13px; color: #858c9b; }
.links { display: flex; flex-wrap: wrap; gap: 14px 24px; margin-top: 34px; }
.links a { text-decoration: none; font-weight: 600; }

@media (prefers-color-scheme: dark) {
  :root { background: #12141b; color: #f2f3f8; }
  body { background: linear-gradient(160deg, #151a27 0%, #1d1620 62%, #12141b 100%); }
  p, li { color: #bcc1cf; }
  a { color: #a9bfff; }
  .eyebrow { color: #d2a7de; }
}