/* プライバシーポリシー・利用規約の共通スタイル。色と文字はトップページ（index.html）に合わせる */
:root {
  --bg: #f2f5f3;
  --surface: #ffffff;
  --ink: #17221f;
  --muted: #5b6b66;
  --line: #d7e0dc;
  --accent: #1d6b5d;
  --accent-soft: #e1eeea;
  --font: "Hiragino Sans", "Yu Gothic", "Zen Kaku Gothic New", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1513; --surface: #15201d; --ink: #e8efec; --muted: #9db0aa;
    --line: #2a3a36; --accent: #52c7aa; --accent-soft: #173a32;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0d1513; --surface: #15201d; --ink: #e8efec; --muted: #9db0aa;
  --line: #2a3a36; --accent: #52c7aa; --accent-soft: #173a32;
  color-scheme: dark;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.9; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: 760px; margin-inline: auto; padding-inline: 16px; }

.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { padding-block: 10px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 900; font-size: 22px; color: var(--ink); text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }

.doc { padding-block: 40px 56px; overflow-wrap: anywhere; }
.doc h1 { font-size: clamp(26px, 6vw, 34px); line-height: 1.35; margin: 0; }
.doc .meta { color: var(--muted); font-size: 14px; margin: 6px 0 28px; }
.doc h2 { font-size: 19px; line-height: 1.5; margin: 40px 0 10px; padding-top: 18px; border-top: 1px solid var(--line); }
.doc h3 { font-size: 16px; margin: 22px 0 4px; }
.doc p { margin: 0 0 12px; }
.doc ul, .doc ol { margin: 0 0 12px; padding-left: 1.4em; }
.doc li { margin-bottom: 4px; }
.summary { background: var(--accent-soft); border-radius: 16px; padding: 18px 20px 8px; margin-block: 24px; }
.summary h2 { margin: 0 0 6px; padding: 0; border: 0; }

footer { border-top: 1px solid var(--line); padding-block: 28px 44px; font-size: 13.5px; color: var(--muted); }
footer p { margin: 8px 0 0; }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }