:root {
  --text: #333;
  --muted: #666;
  --background: #f2f4f5;
  --surface: #fff;
  --heading: #f3f4f5;
  --border: #e2e5e7;
  --link: #28689a;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--background);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP",
    "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size: 0.94rem;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

main {
  width: min(100%, 820px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 0 28px 64px;
  background: var(--surface);
}

.policy {
  width: 100%;
}

.page-header {
  padding: 30px 0 22px;
  border-bottom: 1px solid var(--border);
}

h1 {
  margin: 0;
  color: #222;
  font-size: clamp(1.55rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1.4;
}

.lead {
  margin: 28px 0 34px;
}

section {
  margin: 0 0 34px;
}

h2 {
  margin: 0 0 20px;
  padding: 13px 16px;
  background: var(--heading);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.55;
}

h3 {
  margin: 26px 0 10px;
  font-size: 0.96rem;
  font-weight: 700;
}

p {
  margin: 0 0 18px;
}

ul,
ol {
  margin: 12px 0 24px;
  padding-left: 1.7rem;
}

li {
  margin: 4px 0;
  padding-left: 0.15rem;
}

li::marker {
  color: #777;
}

.contact {
  margin: 24px 0 0;
  border-top: 1px solid var(--border);
}

.contact div {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 20px;
  padding: 12px 8px;
  border-bottom: 1px solid var(--border);
}

.contact dt {
  color: var(--muted);
  font-weight: 600;
}

.contact dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

a {
  color: var(--link);
  text-underline-offset: 0.2em;
}

.policy__footer {
  padding-top: 22px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  font-size: 0.84rem;
}

.policy__footer p {
  margin: 2px 0;
}

@media (max-width: 600px) {
  body {
    background: var(--surface);
    font-size: 0.9rem;
  }

  main {
    padding: 0 18px 44px;
  }

  .page-header {
    padding: 24px 0 18px;
  }

  .lead {
    margin: 24px 0 28px;
  }

  section {
    margin-bottom: 28px;
  }

  h2 {
    margin-right: -4px;
    margin-left: -4px;
    padding: 11px 12px;
    font-size: 1rem;
  }

  .contact div {
    grid-template-columns: 1fr;
    gap: 1px;
    padding: 11px 4px;
  }
}

@media print {
  body {
    background: #fff;
    font-size: 10.5pt;
  }

  main {
    width: 100%;
    padding: 0;
  }

  section {
    break-inside: avoid;
  }
}