/* プライバシーポリシー・利用規約ページ共通 */
:root { --kraft: #efe3cc; --paper: #fbf6ec; --ink: #2a2420; --muted: #6e6253; --red: #b8322a; }
* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--kraft);
  background-image: radial-gradient(rgba(120,90,50,.07) 1px, transparent 1px); background-size: 6px 6px;
  font-family: "Zen Kaku Gothic New", sans-serif; line-height: 1.85; -webkit-text-size-adjust: 100%; }
.col { max-width: 720px; margin: 0 auto; padding: 0 16px; }
.nav { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; }
.logo { font-family: "Zen Old Mincho", serif; font-weight: 900; border: 2px solid var(--ink); padding: 2px 10px; text-decoration: none; color: inherit; }
.nav a:not(.logo) { font-size: .85rem; font-weight: 700; color: inherit; }
.doc { background: var(--paper); border: 2px solid var(--ink); padding: 20px 18px; margin-bottom: 24px; font-size: .9rem; }
h1 { font-family: "Zen Old Mincho", serif; font-weight: 900; font-size: 1.6rem; margin: 0 0 4px; }
.date { color: var(--muted); font-size: .8rem; margin: 0 0 16px; }
h2 { font-family: "Zen Old Mincho", serif; font-size: 1.05rem; border-bottom: 4px double var(--ink); padding-bottom: 2px; margin: 26px 0 8px; }
ul, ol { padding-left: 1.4em; margin: 6px 0; }
.todo { background: #fff4d6; border: 1px dashed #c98a2e; padding: 0 4px; }
.lead { background: #fff; border: 2px solid var(--ink); padding: 10px 14px; font-weight: 700; }
footer { text-align: center; font-size: .75rem; color: var(--muted); padding: 0 0 40px; }
footer a { color: inherit; margin: 0 6px; }