/* Legal pages shared styles — Editorial design system (matches /index.html).
 * Source of truth for design tokens: /index.html.
 * Keep this small / scoped to legal pages.
 */

:root {
  /* L2-B: editorial (paper + antique gold + Fraunces) を Practical
     (pure white + indigo + Inter) に揃える。LP (/index.html) と同じ token
     値 + font chain。 */
  --onyx: #09090B;
  --onyx-2: #18181B;
  --paper: #FFFFFF;
  --paper-2: #FAFAFA;
  --ink: #09090B;
  --ink-soft: #27272A;
  --ink-mute: #71717A;
  --accent: #5E6AD2;             /* Practical indigo primary */
  --accent-soft: #818CF8;
  --accent-deep: #4F58B8;
  --rule: rgba(9, 9, 11, 0.10);
  --rule-soft: rgba(9, 9, 11, 0.05);

  --font-display: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif-jp: 'Inter', 'Noto Sans JP', sans-serif;
  --font-body: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; text-decoration-color: var(--rule); }
a:hover { text-decoration-color: var(--accent); }
em { font-style: normal; color: var(--accent-deep); }

.masthead {
  border-bottom: 2px solid var(--ink);
  padding: 28px 48px 18px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}
.masthead .left, .masthead .right {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.masthead .right { text-align: right; }
.masthead .brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 30px;
  letter-spacing: -0.01em;
  line-height: 1;
}
.masthead .brand a { text-decoration: none; }
.masthead .brand em { font-style: normal; color: var(--accent); font-weight: 500; }

.legal-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 32px 96px;
}

.legal-page .doc-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 12px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.legal-page .doc-meta::before {
  content: "";
  display: block;
  width: 32px;
  height: 1px;
  background: var(--accent);
  margin-top: 0.7em;
}

.legal-page h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 44px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 16px 0 28px;
}
.legal-page h1 em { font-style: normal; color: var(--accent); font-weight: 500; }

.legal-page .lead {
  font-family: var(--font-serif-jp);
  font-size: 16px;
  line-height: 1.95;
  color: var(--ink-soft);
  border-left: 3px solid var(--accent);
  padding: 8px 0 8px 20px;
  margin-bottom: 48px;
}

.legal-page h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  line-height: 1.3;
  margin: 56px 0 18px;
  padding-top: 24px;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.legal-page h2 .num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent-deep);
}

.legal-page h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  margin: 28px 0 8px;
  color: var(--ink);
}

.legal-page p,
.legal-page ul,
.legal-page ol,
.legal-page dl {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink-soft);
}
.legal-page ul, .legal-page ol { padding-left: 24px; }
.legal-page li { margin-bottom: 6px; }
.legal-page dt { font-weight: 600; color: var(--ink); margin-top: 12px; }
.legal-page dd { margin-left: 0; padding-left: 16px; border-left: 1px solid var(--rule-soft); }

.legal-page .pending {
  background: rgba(94, 106, 210, 0.06);
  border: 1px dashed var(--accent);
  padding: 14px 18px;
  margin: 16px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--accent-deep);
  border-radius: 2px;
}
.legal-page .pending::before {
  content: "PENDING";
  display: inline-block;
  background: var(--accent);
  color: var(--paper);
  padding: 2px 8px;
  margin-right: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  font-size: 10px;
  vertical-align: 1px;
}

.legal-page .callout {
  background: var(--paper-2);
  padding: 18px 22px;
  margin: 20px 0;
  border-radius: 2px;
  font-size: 14px;
  line-height: 1.85;
}
.legal-page .callout strong { color: var(--ink); }

.legal-page .table-wrap { overflow-x: auto; margin: 16px 0 24px; }
.legal-page table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.legal-page th, .legal-page td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: top;
}
.legal-page th {
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.legal-page .back-to-top {
  display: inline-block;
  margin-top: 56px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  text-decoration: none;
}
.legal-page .back-to-top:hover { color: var(--accent); }
.legal-page .back-to-top::before { content: "← "; }

.colophon {
  border-top: 1px solid var(--ink);
  padding: 40px 48px 56px;
  text-align: center;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.colophon .brand-mark {
  font-family: var(--font-display);
  font-style: normal;
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 4px;
}
.colophon .links {
  margin: 16px 0;
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}
.colophon .links a {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--ink-mute);
}
.colophon .links a:hover { color: var(--accent); }

@media (max-width: 640px) {
  .masthead { padding: 20px 24px 14px; grid-template-columns: 1fr; gap: 8px; text-align: center; }
  .masthead .left, .masthead .right { text-align: center; }
  .legal-page { padding: 40px 20px 64px; }
  .legal-page h1 { font-size: 32px; }
  .legal-page h2 { font-size: 22px; }
}