:root {
  --navy: #13294b;
  --navy-soft: #e9eef6;
  --gold: #b8954a;
  --gold-soft: #f6efdf;
  --text: #1c2433;
  --muted: #4d586b;
  --line: #d6dce6;
}
* { box-sizing: border-box; }
html { color-scheme: light; }
body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", Meiryo, system-ui, sans-serif;
  font-size: 18px;
  line-height: 1.85;
  padding-bottom: 88px;
}
a { color: var(--navy); text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3 { color: var(--navy); line-height: 1.5; }
h1 { font-size: 1.7rem; margin: 0 0 12px; }
h2 { font-size: 1.4rem; margin: 40px 0 12px; padding-left: 12px; border-left: 5px solid var(--gold); }
h3 { font-size: 1.15rem; margin: 24px 0 8px; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }
.site-header { border-bottom: 3px solid var(--gold); background: #fff; }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding-top: 10px; padding-bottom: 10px; }
.brand { font-weight: 700; font-size: 1.25rem; color: var(--navy); text-decoration: none; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 0.95rem; }
.nav a { text-decoration: none; padding: 6px 0; }
.crumbs { font-size: 0.9rem; color: var(--muted); margin: 16px 0 8px; }
.crumbs a { color: var(--muted); }
.lead { font-size: 1.1rem; color: var(--text); }
.notice { background: var(--gold-soft); border: 1px solid var(--gold); border-radius: 8px; padding: 12px 16px; margin: 16px 0; font-size: 0.95rem; }
.card { border: 1px solid var(--line); border-radius: 10px; padding: 16px; background: #fff; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); padding: 0; list-style: none; margin: 12px 0; }
.grid a { display: block; text-decoration: none; border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; background: #fff; font-weight: 600; }
.grid a:hover { border-color: var(--gold); background: var(--gold-soft); }
table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 0.95rem; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--navy-soft); color: var(--navy); }
.tablewrap { overflow-x: auto; }
.btn { display: inline-block; background: var(--gold); color: var(--navy); font-weight: 700; padding: 14px 28px; border-radius: 10px; text-decoration: none; border: 0; font-size: 1.1rem; cursor: pointer; min-height: 52px; }
.btn.navy { background: var(--navy); color: #fff; }
.btn.ghost { background: #fff; color: var(--navy); border: 2px solid var(--navy); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.cta-fixed { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; padding: 10px 16px; background: #fff; border-top: 2px solid var(--gold); text-align: center; }
.cta-fixed .btn { width: 100%; max-width: 480px; padding: 12px 20px; }
.hero { background: var(--navy-soft); padding: 32px 0; }
.site-footer { margin-top: 56px; border-top: 3px solid var(--gold); background: var(--navy-soft); padding: 24px 0; font-size: 0.9rem; color: var(--muted); }
.site-footer a { color: var(--navy); }
.sources { font-size: 0.9rem; color: var(--muted); }
.meta-line { font-size: 0.9rem; color: var(--muted); }
.badge { display: inline-block; background: var(--gold-soft); border: 1px solid var(--gold); color: var(--navy); border-radius: 999px; padding: 2px 12px; font-size: 0.85rem; }
dl.faq dt { font-weight: 700; color: var(--navy); margin-top: 16px; }
dl.faq dd { margin: 4px 0 0; }
/* フォーム */
.step { display: none; }
.step.on { display: block; }
.choices { display: grid; gap: 10px; }
.choice { display: block; width: 100%; text-align: left; padding: 16px; border: 2px solid var(--line); border-radius: 10px; background: #fff; font-size: 1.05rem; cursor: pointer; color: var(--text); }
.choice.sel { border-color: var(--gold); background: var(--gold-soft); font-weight: 700; }
label.field { display: block; margin: 14px 0 4px; font-weight: 700; color: var(--navy); }
input[type="text"], input[type="tel"], input[type="email"], input[type="number"], select, textarea {
  width: 100%; font-size: 1.1rem; padding: 12px; border: 2px solid var(--line); border-radius: 8px; background: #fff; color: var(--text);
}
.err { color: #9b1c1c; font-size: 0.95rem; margin-top: 6px; }
.progress { font-size: 0.95rem; color: var(--muted); margin-bottom: 8px; }
.bar { height: 8px; background: var(--navy-soft); border-radius: 4px; margin-bottom: 16px; }
.bar > span { display: block; height: 100%; background: var(--gold); border-radius: 4px; }
.consent { border: 1px solid var(--line); border-radius: 8px; padding: 12px 16px; margin: 12px 0; }
.consent label { display: flex; gap: 10px; align-items: flex-start; font-weight: 700; }
.consent input[type="checkbox"] { width: 26px; height: 26px; flex: none; margin-top: 4px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
/* 管理画面 */
.admin-nav { display: flex; flex-wrap: wrap; gap: 8px 16px; padding: 10px 0; border-bottom: 1px solid var(--line); margin-bottom: 16px; font-size: 0.95rem; }
.admin table { font-size: 0.9rem; }
.admin .btn { padding: 8px 16px; font-size: 0.95rem; min-height: 40px; }
.admin form.inline { display: inline; }
.admin input[type="text"], .admin input[type="email"], .admin input[type="password"], .admin input[type="date"], .admin select, .admin textarea { font-size: 1rem; padding: 8px; }
.admin input[type="password"], .admin input[type="date"] { width: 100%; border: 2px solid var(--line); border-radius: 8px; }
@media (min-width: 720px) { h1 { font-size: 2rem; } }