:root {
  --gold: #C9A84C;
  --gold-light: #E8C96A;
  --gold-dark: #8B6914;
  --dark: #0f0e0c;
  --dark-2: #1a1814;
  --dark-3: #252218;
  --text: #e8e0d0;
  --text-muted: #9a8e7a;
  --white: #ffffff;
  --max-w: 780px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.9;
  font-size: 18px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

.article-hero {
  background: linear-gradient(135deg, #0f0e0c 0%, #1a1510 50%, #0f0e0c 100%);
  border-bottom: 1px solid rgba(201,168,76,0.15);
  padding: 120px 24px 60px;
  text-align: center;
}
.article-hero__cat {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  padding: 4px 16px;
  margin-bottom: 28px;
}
.article-hero__title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(26px, 5vw, 42px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
  max-width: 700px;
  margin: 0 auto 24px;
}
.article-hero__title span { color: var(--gold); }
.article-hero__meta { font-size: 13px; color: var(--text-muted); }

.article-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 64px 24px 100px;
}

.toc {
  background: var(--dark-2);
  border: 1px solid rgba(201,168,76,0.2);
  border-left: 3px solid var(--gold);
  padding: 28px 32px;
  margin-bottom: 56px;
  border-radius: 2px;
}
.toc__title {
  font-family: 'Noto Serif JP', serif;
  font-size: 16px;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.toc__list { list-style: none; counter-reset: toc; }
.toc__list li {
  counter-increment: toc;
  padding: 5px 0;
  font-size: 16px;
}
.toc__list li::before {
  content: counter(toc) ". ";
  color: var(--gold);
  font-weight: 600;
}
.toc__list a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
.toc__list a:hover { color: var(--gold); }

.article-body h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--white);
  margin: 56px 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(201,168,76,0.3);
  position: relative;
}
.article-body h2::before {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 40px;
  height: 1px;
  background: var(--gold);
}
.article-body h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--gold-light);
  margin: 36px 0 14px;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
}
.article-body p { margin-bottom: 20px; color: var(--text); font-size: 18.5px; }
.article-body b, .article-body strong { color: var(--gold-light); }

.article-img {
  margin: 40px -24px;
  background: var(--dark-2);
}
.article-img img {
  width: 100%;
  height: auto;
  display: block;
}
.article-img figcaption {
  padding: 12px 24px;
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  border-bottom: 1px solid rgba(201,168,76,0.15);
}

@media (min-width: 641px) {
  .article-img {
    margin: 48px 0;
    border: 1px solid rgba(201,168,76,0.2);
    border-radius: 2px;
    overflow: hidden;
  }
}

.cost-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0 36px;
  font-size: 16px;
}
.cost-table th {
  background: var(--dark-3);
  color: var(--gold);
  font-family: 'Noto Serif JP', serif;
  font-weight: 600;
  padding: 12px 16px;
  text-align: left;
  border: 1px solid rgba(201,168,76,0.2);
  letter-spacing: 0.05em;
}
.cost-table td {
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.06);
  color: var(--text);
  vertical-align: top;
}
.cost-table tr:nth-child(even) td { background: rgba(255,255,255,0.02); }
.cost-table .amount { color: var(--gold-light); font-weight: 600; white-space: nowrap; }

.highlight-box {
  background: linear-gradient(135deg, rgba(201,168,76,0.08), rgba(201,168,76,0.03));
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 2px;
  padding: 28px 32px;
  margin: 32px 0;
}
.highlight-box__title {
  font-family: 'Noto Serif JP', serif;
  font-size: 17px;
  color: var(--gold);
  margin-bottom: 12px;
}
.highlight-box p { font-size: 16px; margin-bottom: 10px; color: var(--text); }
.highlight-box p:last-child { margin-bottom: 0; }

.note-box {
  background: var(--dark-2);
  border-left: 3px solid var(--text-muted);
  padding: 20px 24px;
  margin: 24px 0;
  font-size: 15px;
  color: var(--text-muted);
  border-radius: 0 2px 2px 0;
}

.summary-box {
  background: var(--dark-2);
  border: 1px solid rgba(201,168,76,0.25);
  padding: 32px;
  margin: 48px 0 0;
  border-radius: 2px;
}
.summary-box__title {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  color: var(--gold);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(201,168,76,0.2);
}
.summary-box ul { list-style: none; font-size: 16px; }
.summary-box ul li {
  padding: 6px 0 6px 20px;
  position: relative;
  color: var(--text);
}
.summary-box ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--gold);
}


@media (max-width: 640px) {
  .article-hero { padding: 56px 20px 44px; }
  .article-wrap { padding: 48px 20px 80px; }
  .cost-table { font-size: 13px; }
  .cost-table th, .cost-table td { padding: 10px 12px; }
  .highlight-box, .summary-box { padding: 24px 20px; }
}

/* ===== FOOTER LABELS (Unified) ===== */
.footer-group-label {
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  margin-bottom: 12px !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase !important;
}