:root {
  --paper: #f7f4ee;
  --white: #fffefa;
  --ink: #1e2925;
  --muted: #65706b;
  --line: #d8d6ce;
  --mint: #35c99a;
  --mint-dark: #08795e;
  --navy: #13201c;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", Meiryo, sans-serif; line-height: 1.85; }
a { color: var(--mint-dark); text-underline-offset: 3px; }
.site-header { min-height: 68px; padding: 12px max(20px, calc((100vw - 1040px) / 2)); display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); background: rgba(247, 244, 238, .96); position: sticky; top: 0; z-index: 5; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; letter-spacing: .12em; text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.header-links { display: flex; gap: 18px; font-size: 13px; }
.legal-shell { width: min(900px, calc(100% - 36px)); margin: 54px auto 90px; }
.legal-title { padding: 40px 44px; border: 1px solid var(--line); border-radius: 8px; background: var(--white); }
.legal-title p:first-child { margin: 0 0 8px; color: var(--mint-dark); font-weight: 750; font-size: 13px; }
.legal-title h1 { margin: 0; font-size: clamp(34px, 6vw, 54px); line-height: 1.35; letter-spacing: -.035em; }
.legal-title .updated { margin: 16px 0 0; color: var(--muted); font-size: 12px; }
.legal-intro { margin: 30px 4px 52px; color: #45514d; }
.legal-body { padding: 8px 44px 54px; border: 1px solid var(--line); border-radius: 8px; background: var(--white); }
.legal-body section { padding: 42px 0 34px; border-bottom: 1px solid var(--line); }
.legal-body section:last-child { border-bottom: 0; }
.legal-body h2 { margin: 0 0 14px; font-size: 22px; line-height: 1.5; }
.legal-body h3 { margin: 25px 0 9px; font-size: 16px; }
.legal-body p { margin: 10px 0; }
.legal-body ul, .legal-body ol { margin: 12px 0; padding-left: 1.5em; }
.legal-body li { margin: 7px 0; }
.legal-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 13px; }
.legal-body th, .legal-body td { padding: 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.legal-body th { background: #f0eee7; }
.notice { padding: 18px 20px; border-left: 4px solid var(--mint); background: #edf7f2; color: #40534c; }
footer { padding: 32px max(20px, calc((100vw - 1040px) / 2)); display: flex; gap: 22px; flex-wrap: wrap; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
footer p:first-of-type { margin-left: auto; }
@media (max-width: 680px) {
  .site-header { min-height: 62px; padding: 10px 16px; }
  .header-links { gap: 12px; font-size: 11px; }
  .header-links a:first-child { display: none; }
  .legal-shell { margin-top: 30px; }
  .legal-title { padding: 28px 22px; }
  .legal-body { padding: 2px 22px 38px; }
  .legal-body section { padding: 34px 0 27px; }
  .legal-body table, .legal-body tbody, .legal-body tr, .legal-body th, .legal-body td { display: block; }
  .legal-body tr { border: 1px solid var(--line); border-bottom: 0; }
  .legal-body th, .legal-body td { border: 0; border-bottom: 1px solid var(--line); }
  footer { flex-direction: column; gap: 5px; }
  footer p { margin: 0; }
  footer p:first-of-type { margin-left: 0; }
}