:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --text: #182033;
  --muted: #667085;
  --panel: #ffffff;
  --line: #e4e7ec;
  --brand: #d92323;
  --brand-dark: #a71919;
  --link: #1f66d1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 72px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 32px;
}

.nav a {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  padding: 8px 14px;
  text-decoration: none;
  font-weight: 600;
}

.nav a[aria-current="page"] {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.hero {
  padding: 44px 0 28px;
}

.hero.compact {
  padding-top: 20px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--brand-dark);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(40px, 8vw, 72px);
  line-height: 1.04;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 1.25;
}

h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

.lead {
  margin: 16px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 20px;
}

.panel {
  margin-top: 18px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.panel.warning {
  border-color: #f3c9c9;
  background: #fffafa;
}

.panel.english {
  margin-top: 32px;
}

ul,
ol {
  margin: 0;
  padding-left: 1.4em;
}

p {
  margin: 0 0 12px;
}

p:last-child {
  margin-bottom: 0;
}

@media (max-width: 520px) {
  .page {
    width: min(100% - 24px, 920px);
    padding-top: 18px;
  }

  .nav a {
    flex: 1 1 auto;
    text-align: center;
  }

  .panel {
    padding: 18px;
  }

  .lead {
    font-size: 18px;
  }
}