:root {
  color-scheme: light;
  --ink: #102033;
  --muted: #5f7087;
  --line: #d9e6e9;
  --paper: #ffffff;
  --wash: #edf9f7;
  --accent: #0a9f8f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at top left, #d8f6f2 0, #f7fbfb 38%, #ffffff 100%);
  color: var(--ink);
  font-family: "Noto Sans SC", "Microsoft YaHei", sans-serif;
  line-height: 1.75;
}

.page {
  width: min(940px, calc(100% - 32px));
  margin: 48px auto;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 20px 55px rgba(31, 69, 84, 0.12);
  overflow: hidden;
}

header {
  padding: 42px 48px 30px;
  background: linear-gradient(135deg, rgba(10, 159, 143, 0.13), rgba(255, 255, 255, 0.86));
  border-bottom: 1px solid var(--line);
}

main {
  padding: 34px 48px 46px;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(30px, 5vw, 48px);
  letter-spacing: -0.04em;
  line-height: 1.12;
}

h2 {
  margin: 34px 0 10px;
  font-size: 22px;
}

p,
li {
  color: var(--muted);
  font-size: 16px;
}

a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.eyebrow {
  display: inline-flex;
  padding: 7px 12px;
  margin-bottom: 20px;
  border-radius: 999px;
  background: rgba(10, 159, 143, 0.1);
  color: var(--accent);
  font-weight: 800;
}

.meta {
  color: var(--muted);
}

.notice {
  margin: 26px 0;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--wash);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.nav a {
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 18px, 940px);
    margin: 16px auto;
    border-radius: 18px;
  }

  header,
  main {
    padding: 28px 22px;
  }
}