:root {
  --navy: #3b2a7d;
  --blue: #6c53c9;
  --ink: #1a2333;
  --muted: #64748b;
  --bg: #f6f8fc;
  --card: #ffffff;
  --line: #e2e8f0;
  --amber-bg: #fff7ed;
  --amber-line: #fdba74;
  --amber-ink: #9a3412;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Hiragino Sans", "Yu Gothic UI", "Meiryo", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.9;
  font-size: 15px;
  padding: 0 0 64px;
}
.wrap { width: min(820px, 90%); margin: 0 auto; }
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0 10px;
}
header.site .home {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
}
header.site .home:hover { color: var(--blue); }
.logo-corp { height: 44px; width: auto; display: block; }

.draft {
  background: var(--amber-bg);
  border: 1px solid var(--amber-line);
  border-left-width: 4px;
  border-radius: 10px;
  padding: 14px 18px;
  margin: 12px 0 28px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--amber-ink);
}
.draft strong { font-weight: 700; }

main.doc {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 40px 44px 48px;
  box-shadow: 0 1px 2px rgba(15, 35, 80, 0.04), 0 12px 32px -18px rgba(15, 35, 80, 0.18);
}
h1 {
  font-size: 26px;
  color: var(--navy);
  letter-spacing: 0.01em;
  line-height: 1.5;
  margin-bottom: 6px;
}
.meta {
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 26px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}
h2 {
  font-size: 17px;
  color: var(--navy);
  margin: 34px 0 12px;
  padding-left: 12px;
  border-left: 4px solid var(--blue);
  line-height: 1.6;
}
p { margin-bottom: 12px; }
p.lead { margin-bottom: 20px; }
ol, ul { margin: 0 0 12px 1.6em; }
ol > li, ul > li { margin-bottom: 8px; }
ol ol { margin-top: 8px; list-style-type: lower-roman; }
strong { font-weight: 700; }
a { color: var(--blue); }

.table-wrap { overflow-x: auto; margin: 14px 0 18px; }
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13.5px;
  line-height: 1.7;
  min-width: 440px;
}
th, td {
  border: 1px solid var(--line);
  padding: 9px 12px;
  text-align: left;
  vertical-align: top;
}
th { background: #f1f5fb; color: var(--navy); font-weight: 700; white-space: nowrap; }

.end { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--muted); }
.end .company { color: var(--ink); font-weight: 700; }

footer.site {
  text-align: center;
  padding: 26px 0 0;
  color: #94a3b8;
  font-size: 12px;
}

@media (max-width: 640px) {
  main.doc { padding: 26px 20px 32px; }
  h1 { font-size: 21px; }
  body { font-size: 14.5px; }
}