:root {
  --brand: #e32646;
  --accent: #c21e3a;
  --bg: #ffffff;
  --text: #242424;
  --muted: #707070;
  --card: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0 auto;
  max-width: 44rem;
  padding: 2.5rem 1.25rem 4rem;
  background: var(--bg);
  color: var(--text);
  font:
    16px/1.7 "PingFang SC",
    "Noto Sans CJK SC",
    "Microsoft YaHei",
    sans-serif;
}

.brand-lockup {
  align-items: center;
  color: var(--brand);
  display: flex;
  font-family: Manrope, "Avenir Next", "Segoe UI", sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  gap: 0.65rem;
  letter-spacing: 0.08em;
}

.brand-lockup img {
  display: block;
  height: 3rem;
  width: 3rem;
}

h1,
h2 {
  line-height: 1.3;
}

h1 {
  font-size: 2rem;
  margin: 0.4rem 0 1rem;
}

.lede,
.muted,
.beian,
footer {
  color: var(--muted);
}

section,
header {
  background: var(--card);
  border-radius: 1rem;
  border: 1px solid #ebebeb;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.025);
  margin-bottom: 1.25rem;
  padding: 1.4rem 1.5rem;
}

a {
  color: var(--brand);
}

footer {
  font-size: 0.9rem;
  text-align: center;
}

.beian {
  margin-top: 0.75rem;
}