:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #657084;
  --line: #e5e8ef;
  --paper: #ffffff;
  --wash: #f6f7fb;
  --accent: #1f3b69;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--wash);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

main {
  width: min(880px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

article {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(24px, 4vw, 44px);
  box-shadow: 0 14px 38px rgba(23, 32, 51, 0.06);
}

h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1.15;
}

h2 {
  margin: 32px 0 10px;
  font-size: 20px;
}

p,
li {
  font-size: 16px;
}

p {
  margin: 12px 0;
}

ul {
  margin: 10px 0 0;
  padding-left: 22px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.notice {
  border-left: 4px solid var(--accent);
  background: #f0f4fb;
  padding: 12px 16px;
  border-radius: 8px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.link-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.link-list a {
  display: block;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  background: #fbfcff;
}