/* ===== RESET & BASE ===== */

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

body {
  font-family: var(--font-sans);
  color: var(--gray-900);
  line-height: 1.8;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: var(--section-padding) 0;
}

/* ===== SECTION COMMON ===== */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header p {
  color: #000000;
  font-size: 15px;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== ARTICLE BODY BASE (記事ページ) ===== */
.article-body {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 48px;
  box-shadow: var(--shadow-sm);
  font-size: 16px;
  line-height: 2;
}

.article-body p {
  margin-bottom: 24px;
  text-align: justify;
}

.article-body ul,
.article-body ol {
  margin: 0 0 24px 24px;
  list-style: revert;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body strong {
  font-weight: 700;
}

.article-body a {
  color: var(--primary);
  text-decoration: underline;
}

/* H2: 下ボーダー + ナンバーバッジ（B-type） */
.article-body h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  margin: 48px 0 24px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h2 .number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}

/* H3: 左ボーダー（B-type） */
.article-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-800);
  margin: 32px 0 16px;
  padding-left: 16px;
  border-left: 4px solid var(--primary);
}

.article-body h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-800);
  margin: 24px 0 12px;
}

/* カテゴリ別 article-body カラー */
.article-body[data-cat="divorce"] h2 { border-bottom-color: var(--cat-divorce); }
.article-body[data-cat="divorce"] h2 .number { background: var(--cat-divorce); }
.article-body[data-cat="divorce"] h3 { border-left-color: var(--cat-divorce); }
.article-body[data-cat="divorce"] strong { color: var(--cat-divorce); }

.article-body[data-cat="criminal"] h2 { border-bottom-color: var(--cat-criminal); }
.article-body[data-cat="criminal"] h2 .number { background: var(--cat-criminal); }
.article-body[data-cat="criminal"] h3 { border-left-color: var(--cat-criminal); }
.article-body[data-cat="criminal"] strong { color: var(--cat-criminal); }

.article-body[data-cat="inheritance"] h2 { border-bottom-color: var(--cat-inheritance); }
.article-body[data-cat="inheritance"] h2 .number { background: var(--cat-inheritance); }
.article-body[data-cat="inheritance"] h3 { border-left-color: var(--cat-inheritance); }
.article-body[data-cat="inheritance"] strong { color: var(--cat-inheritance); }

.article-body[data-cat="school"] h2 { border-bottom-color: var(--cat-school); }
.article-body[data-cat="school"] h2 .number { background: var(--cat-school); }
.article-body[data-cat="school"] h3 { border-left-color: var(--cat-school); }
.article-body[data-cat="school"] strong { color: var(--cat-school); }