.entry-content { font-size: 16.5px; line-height: 1.9; }
.entry-content p { margin: 0 0 22px; }

.bk-summary {
  background: rgba(52, 199, 89, 0.08);
  border: 1px solid rgba(52, 199, 89, 0.3);
  border-radius: 18px;
  padding: 22px 24px;
  margin: 24px 0 32px;
}
.bk-summary-label { font-size: 13px; font-weight: 800; color: #1F8A3C; margin: 0 0 12px; }
.bk-summary ul { margin: 0; padding-left: 20px; }
.bk-summary li { font-size: 15px; line-height: 1.6; margin-bottom: 8px; }

.bk-toc {
  background: rgba(0, 113, 227, 0.06);
  border: 1px solid rgba(0, 113, 227, 0.2);
  border-radius: 18px;
  padding: 22px 24px;
  margin: 0 0 20px;
}
.bk-toc-label { font-size: 15px; font-weight: 800; margin: 0 0 14px; }
.bk-toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.bk-toc li a {
  display: block;
  color: #1D1D1F;
  font-size: 14.5px;
  font-weight: 600;
  padding: 9px 12px;
  border-radius: 9px;
  text-decoration: none;
}
.bk-toc li a:hover { color: #0071E3; background: rgba(0, 113, 227, 0.08); }

.bk-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 36px; }
.bk-tag {
  font-size: 12.5px;
  font-weight: 700;
  color: #0071E3;
  background: rgba(0, 113, 227, 0.1);
  padding: 5px 12px;
  border-radius: 999px;
}

.entry-content h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.015em;
  margin: 56px 0 22px;
  padding-top: 20px;
  border-top: 1px solid #D2D2D7;
}
.entry-content h2:first-of-type { margin-top: 0; padding-top: 0; border-top: none; }
.bk-h2-num {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: #0071E3;
  color: #fff;
  font-size: 16px;
  font-weight: 800;
}

blockquote.bk-pullquote {
  position: relative;
  margin: 20px 0 40px;
  padding: 28px 32px 28px 64px;
  background: rgba(0, 113, 227, 0.05);
  border-radius: 18px;
  border-left: 5px solid #0071E3;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}
blockquote.bk-pullquote::before {
  content: "\201C";
  position: absolute;
  left: 20px;
  top: 8px;
  font-size: 60px;
  font-weight: 800;
  line-height: 1;
  font-family: Georgia, serif;
  color: rgba(0, 113, 227, 0.5);
}
blockquote.bk-pullquote p { margin: 0; font-size: 20px; font-weight: 800; font-style: italic; line-height: 1.5; }

.bk-callout {
  background: rgba(0, 113, 227, 0.08);
  border: 1px solid rgba(0, 113, 227, 0.24);
  border-left: 4px solid #0071E3;
  border-radius: 12px;
  padding: 18px 22px;
  margin: 12px 0 40px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.65;
}

.bk-checklist-box {
  background: #fff;
  border: 1px solid #D2D2D7;
  border-radius: 18px;
  padding: 24px 26px;
  margin: 0 0 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}
.bk-checklist-box h3 { margin: 0 0 12px; font-size: 16px; }
.bk-checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.bk-checklist li { position: relative; padding-left: 28px; font-size: 14.5px; }
.bk-checklist li::before {
  content: "✓";
  position: absolute; left: 0; top: 0;
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 800; color: #fff;
  background: #34C759; border-radius: 6px;
}

.bk-table-wrap {
  margin: 0 0 32px;
  overflow-x: auto;
  border: 1.5px solid #AEAEB4;
  border-radius: 18px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
}
.bk-table-wrap h3 { margin: 0; padding: 14px 16px; font-size: 15px; border-bottom: 1.5px solid #AEAEB4; background: #F5F5F7; }
table.bk-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 420px; }
table.bk-table th, table.bk-table td { text-align: left; padding: 12px 16px; border: 1px solid #AEAEB4; }
table.bk-table thead th { background: rgba(0, 113, 227, 0.1); font-weight: 800; border-bottom: 2px solid #0071E3; }
table.bk-table tbody tr:nth-child(even) { background: rgba(245, 245, 247, 0.6); }

.bk-faq { margin: 8px 0 40px; }
.bk-faq h2 { font-size: 21px; font-weight: 700; margin: 0 0 14px; border: none; padding: 0; }
.bk-faq-item { background: #fff; border: 1px solid #D2D2D7; border-radius: 12px; padding: 4px 18px; margin-bottom: 10px; }
.bk-faq-item summary { cursor: pointer; padding: 14px 0; font-weight: 600; font-size: 15px; }
.bk-faq-item > div { padding: 0 0 16px 4px; font-size: 14.5px; color: #6E6E73; line-height: 1.6; }

.bk-sources { margin: 0 0 32px; padding: 18px 20px; background: #F5F5F7; border-radius: 12px; }
.bk-sources h3 { margin: 0 0 10px; font-size: 14px; color: #6E6E73; }
.bk-sources ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.bk-sources a {
  display: inline-block; font-size: 13px; font-weight: 600; color: #1D1D1F;
  background: #fff; border: 1px solid #D2D2D7; padding: 6px 12px; border-radius: 999px; text-decoration: none;
}
.bk-sources a:hover { border-color: #0071E3; color: #0071E3; }

.bk-ymyl-note { margin-top: 28px; padding: 14px 16px; background: #F5F5F7; border-radius: 12px; font-size: 13px; color: #6E6E73; }