@charset "UTF-8";
/*
    Template: swell
    Theme Name: SWELL CHILD
    Theme URI: https://swell-theme.com/
    Description: SWELLの子テーマ
    Version: 1.0.0
    Author: LOOS WEB STUDIO
    Author URI: https://loos-web-studio.com/
    License: GNU General Public License
    License URI: http://www.gnu.org/licenses/gpl.html
*/
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Buzzdots Note - Design Tokens
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
:root {
  /* Brand Colors */
  --bn-primary: #1a6b5a;
  --bn-primary-light: #e8f5f0;
  --bn-primary-dark: #0f4a3d;
  --bn-accent: #d4a853;
  --bn-accent-light: #fdf6e7;
  /* Neutrals */
  --bn-bg: #fafaf8;
  --bn-bg-white: #ffffff;
  --bn-bg-warm: #f5f3ef;
  --bn-text-primary: #1a1a1a;
  --bn-text-secondary: #5a5a5a;
  --bn-text-tertiary: #8a8a8a;
  --bn-border: #e8e6e1;
  --bn-border-light: #f0eeea;
  /* Typography */
  --bn-font-display: 'DM Serif Display', serif;
  --bn-font-heading: 'Plus Jakarta Sans', 'Noto Sans JP', sans-serif;
  --bn-font-body: 'Noto Sans JP', sans-serif;
  /* Spacing */
  --bn-section-gap: 80px;
  --bn-container: 1120px;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Buzzdots Note - フロントページ共通
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-front {
  font-family: var(--bn-font-body);
  color: var(--bn-text-primary);
  background: var(--bn-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
.bn-front a { color: inherit; text-decoration: none; }
.bn-front img { max-width: 100%; display: block; }
.bn-container {
  max-width: var(--bn-container);
  margin: 0 auto;
  padding: 0 24px;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Header
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-header {
  background: rgba(255,255,255,0.95);
  border-bottom: 1px solid var(--bn-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.bn-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.bn-logo {
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.bn-logo-mark {
  font-family: var(--bn-font-display);
  font-size: 22px;
  color: var(--bn-primary);
  letter-spacing: -0.5px;
}
.bn-logo-sub {
  font-family: var(--bn-font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--bn-text-tertiary);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-left: 2px;
}
.bn-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.bn-nav a {
  font-size: 13px;
  font-weight: 500;
  color: var(--bn-text-secondary);
  padding: 8px 14px;
  border-radius: 6px;
  transition: all 0.2s;
  letter-spacing: 0.02em;
}
.bn-nav a:hover {
  color: var(--bn-primary);
  background: var(--bn-primary-light);
}
.bn-nav-cta {
  background: var(--bn-primary) !important;
  color: #fff !important;
  font-weight: 600 !important;
  margin-left: 8px;
}
.bn-nav-cta:hover {
  background: var(--bn-primary-dark) !important;
  color: #fff !important;
}
.bn-mobile-menu {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}
.bn-mobile-menu span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--bn-text-primary);
  margin: 4px 0;
  border-radius: 1px;
  transition: all 0.3s;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Hero
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-hero {
  padding: 56px 0 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.bn-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 600px 300px at 20% 80%, rgba(26,107,90,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 500px 250px at 80% 20%, rgba(212,168,83,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.bn-hero-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--bn-primary);
  background: var(--bn-primary-light);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.bn-hero-label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--bn-primary);
  border-radius: 50%;
}
.bn-hero h1 {
  font-family: var(--bn-font-heading);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.bn-hero h1 em {
  font-style: normal;
  color: var(--bn-primary);
}
.bn-hero p {
  font-size: 15px;
  color: var(--bn-text-secondary);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.9;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   セクションヘッダー（共通）
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-section-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 32px;
}
.bn-section-title {
  font-family: var(--bn-font-heading);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.bn-section-title-en {
  font-family: var(--bn-font-display);
  font-size: 13px;
  color: var(--bn-text-tertiary);
  letter-spacing: 0.05em;
}
.bn-section-line {
  flex: 1;
  height: 1px;
  background: var(--bn-border);
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Pickup Articles
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-pickup {
  padding-bottom: var(--bn-section-gap);
}
.bn-pickup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.bn-pickup-main {
  grid-row: span 2;
}
/* 記事カード（共通） */
.bn-article-card {
  background: var(--bn-bg-white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--bn-border-light);
  transition: all 0.3s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}
.bn-article-card:hover {
  border-color: var(--bn-border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}
.bn-card-thumb {
  position: relative;
  overflow: hidden;
  background: var(--bn-bg-warm);
}
.bn-pickup-main .bn-card-thumb { height: 320px; }
.bn-pickup-sub .bn-card-thumb { height: 140px; }
.bn-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.bn-article-card:hover .bn-card-thumb img {
  transform: scale(1.03);
}
.bn-card-category {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}
.bn-cat-basics      { background: #e8f5f0; color: #1a6b5a; }
.bn-cat-advertiser  { background: #e8eef5; color: #3a5a8a; }
.bn-cat-influencer  { background: #f5e8f0; color: #8a3a6a; }
.bn-cat-legal       { background: #f5f0e8; color: #8a6a3a; }
.bn-cat-ops         { background: #f0e8f5; color: #5a3a8a; }
.bn-card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.bn-pickup-main .bn-card-body { padding: 24px; }
.bn-card-title {
  font-family: var(--bn-font-heading);
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.bn-pickup-main .bn-card-title {
  font-size: 20px;
  -webkit-line-clamp: 3;
}
.bn-pickup-sub .bn-card-title {
  font-size: 14px;
  -webkit-line-clamp: 2;
}
.bn-card-meta {
  font-size: 12px;
  color: var(--bn-text-tertiary);
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.bn-card-meta time {
  display: flex;
  align-items: center;
  gap: 4px;
}
.bn-card-excerpt {
  font-size: 14px;
  color: var(--bn-text-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Category Navigation
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-categories {
  padding: 0 0 var(--bn-section-gap);
}
.bn-cat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.bn-cat-card {
  background: var(--bn-bg-white);
  border: 1px solid var(--bn-border-light);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.bn-cat-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--bn-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}
.bn-cat-card:hover {
  border-color: var(--bn-primary);
  box-shadow: 0 4px 20px rgba(26,107,90,0.08);
  transform: translateY(-2px);
}
.bn-cat-card:hover::after {
  transform: scaleX(1);
}
.bn-cat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  font-size: 22px;
}
.bn-cat-card:nth-child(1) .bn-cat-icon { background: #e8f5f0; }
.bn-cat-card:nth-child(2) .bn-cat-icon { background: #e8eef5; }
.bn-cat-card:nth-child(3) .bn-cat-icon { background: #f5e8f0; }
.bn-cat-card:nth-child(4) .bn-cat-icon { background: #f5f0e8; }
.bn-cat-card:nth-child(5) .bn-cat-icon { background: #f0e8f5; }
.bn-cat-card h3 {
  font-family: var(--bn-font-heading);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}
.bn-cat-card p {
  font-size: 12px;
  color: var(--bn-text-tertiary);
  line-height: 1.7;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Latest Articles
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-latest {
  padding: 0 0 var(--bn-section-gap);
}
.bn-latest-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.bn-latest-grid .bn-card-thumb { height: 180px; }
.bn-latest-grid .bn-card-title {
  font-size: 15px;
  -webkit-line-clamp: 2;
}
/* ページネーション */
.bn-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}
.bn-pagination a,
.bn-pagination span {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--bn-text-secondary);
  transition: all 0.2s;
}
.bn-pagination a:hover {
  background: var(--bn-primary-light);
  color: var(--bn-primary);
}
.bn-pagination .current {
  background: var(--bn-primary);
  color: #fff;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   CTA Section
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-cta-section {
  padding: 0 0 var(--bn-section-gap);
}
.bn-cta-box {
  background: var(--bn-bg-white);
  border: 1px solid var(--bn-border);
  border-radius: 16px;
  padding: 56px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.bn-cta-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bn-primary), var(--bn-accent));
}
.bn-cta-box::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 400px 200px at 10% 90%, rgba(26,107,90,0.03) 0%, transparent 70%),
    radial-gradient(ellipse 400px 200px at 90% 10%, rgba(212,168,83,0.03) 0%, transparent 70%);
  pointer-events: none;
}
.bn-cta-box h2 {
  font-family: var(--bn-font-heading);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}
.bn-cta-box > p {
  font-size: 14px;
  color: var(--bn-text-secondary);
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}
.bn-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  position: relative;
  z-index: 1;
}
.bn-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 10px;
  font-family: var(--bn-font-heading);
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}
.bn-cta-btn-primary {
  background: var(--bn-primary);
  color: #fff;
}
.bn-cta-btn-primary:hover {
  background: var(--bn-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(26,107,90,0.2);
}
.bn-cta-btn-secondary {
  background: var(--bn-bg-warm);
  color: var(--bn-text-primary);
  border: 1px solid var(--bn-border);
}
.bn-cta-btn-secondary:hover {
  background: var(--bn-primary-light);
  color: var(--bn-primary);
  border-color: var(--bn-primary);
  transform: translateY(-1px);
}
.bn-cta-btn-icon {
  font-size: 16px;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Footer
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
.bn-footer {
  background: var(--bn-text-primary);
  color: rgba(255,255,255,0.7);
  padding: 56px 0 32px;
}
.bn-footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.bn-footer-brand .bn-logo-mark { color: #fff; }
.bn-footer-brand .bn-logo-sub { color: rgba(255,255,255,0.4); }
.bn-footer-brand p {
  font-size: 13px;
  line-height: 1.8;
  margin-top: 12px;
  color: rgba(255,255,255,0.5);
}
.bn-footer h4 {
  font-family: var(--bn-font-heading);
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.bn-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.bn-footer ul li { margin-bottom: 10px; }
.bn-footer ul a {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s;
}
.bn-footer ul a:hover { color: #fff; }
.bn-footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.bn-footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
}
.bn-footer-social {
  display: flex;
  gap: 12px;
}
.bn-footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  transition: all 0.2s;
}
.bn-footer-social a:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Animations
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
@keyframes bnFadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.bn-hero,
.bn-pickup,
.bn-categories,
.bn-latest,
.bn-cta-section {
  animation: bnFadeUp 0.6s ease both;
}
.bn-pickup     { animation-delay: 0.1s; }
.bn-categories { animation-delay: 0.15s; }
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Responsive - Tablet (max-width: 900px)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
@media (max-width: 900px) {
  .bn-nav { display: none; }
  .bn-mobile-menu { display: block; }
  .bn-pickup-grid {
    grid-template-columns: 1fr;
  }
  .bn-pickup-main { grid-row: auto; }
  .bn-pickup-main .bn-card-thumb { height: 220px; }
  .bn-cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bn-cat-grid > :last-child {
    grid-column: span 2;
  }
  .bn-latest-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bn-footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .bn-cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   Responsive - Mobile (max-width: 600px)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
@media (max-width: 600px) {
  :root { --bn-section-gap: 56px; }
  .bn-hero h1 { font-size: 24px; }
  .bn-cat-grid {
    grid-template-columns: 1fr;
  }
  .bn-cat-grid > :last-child {
    grid-column: auto;
  }
  .bn-latest-grid {
    grid-template-columns: 1fr;
  }
  .bn-footer-inner {
    grid-template-columns: 1fr;
  }
  .bn-cta-box { padding: 40px 24px; }
  .bn-footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}
/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   SWELLデフォルト上書き（フロントページのみ）
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */
/* SWELLのヘッダー・メインビジュアル・フッター・サイドバーを非表示 */
.home .l-header,
.home .l-footer,
.home .l-sidebar,
.home .p-mainVisual {
  display: none !important;
}
/* SWELL全コンテナの幅・レイアウトを完全リセット */
.home #content,
.home .l-content,
.home .l-content__inner,
.home .l-main,
.home .l-mainContent,
.home .l-mainContent__inner,
.home .l-container,
.home .post_content,
.home article.post-content,
.home .content--wide,
.home .content--narrow,
.home .alignwide,
.home .alignfull {
  max-width: 100% !important;
  width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
  float: none !important;
}
.home .l-content__inner {
  display: block !important;
  max-width: 100% !important;
  gap: 0 !important;
}
/* bn-front を全幅センターに */
.bn-front {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
}

/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   ▼ 以下、記事ページ用スタイル（追加分）
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* === 記事コンテナ === */
.bn-post {
  font-family: var(--bn-font-body);
  color: var(--bn-text-primary);
  line-height: 1.95;
  font-size: 16px;
  max-width: 820px;
  margin: 0 auto;
  padding: 0 20px;
  -webkit-font-smoothing: antialiased;
}
.bn-post *,
.bn-post *::before,
.bn-post *::after {
  box-sizing: border-box;
}

/* === 記事リード（導入文） === */
.bn-post-lead {
  font-size: 16px;
  color: var(--bn-text-secondary);
  line-height: 2;
  padding: 0 0 32px;
  border-bottom: 1px solid var(--bn-border-light);
  margin-bottom: 40px;
}

/* === 目次 === */
.bn-toc {
  background: var(--bn-bg-warm);
  border: 1px solid var(--bn-border);
  border-radius: 12px;
  padding: 28px 32px;
  margin: 0 0 48px;
}
.bn-toc-title {
  font-family: var(--bn-font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--bn-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.bn-toc-title::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  background: var(--bn-primary);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Cline x1='8' y1='6' x2='21' y2='6'/%3E%3Cline x1='8' y1='12' x2='21' y2='12'/%3E%3Cline x1='8' y1='18' x2='21' y2='18'/%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'/%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'/%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'/%3E%3C/svg%3E") center / contain no-repeat;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Cline x1='8' y1='6' x2='21' y2='6'/%3E%3Cline x1='8' y1='12' x2='21' y2='12'/%3E%3Cline x1='8' y1='18' x2='21' y2='18'/%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'/%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'/%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'/%3E%3C/svg%3E") center / contain no-repeat;
}
.bn-toc ol {
  list-style: none;
  counter-reset: toc;
  margin: 0;
  padding: 0;
}
.bn-toc ol li {
  counter-increment: toc;
  padding: 6px 0;
  border-bottom: 1px dashed var(--bn-border-light);
}
.bn-toc ol li:last-child { border-bottom: none; }
.bn-toc ol li a {
  color: var(--bn-text-primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: baseline;
  gap: 10px;
  transition: color 0.2s;
}
.bn-toc ol li a::before {
  content: counter(toc);
  font-family: var(--bn-font-heading);
  font-size: 12px;
  font-weight: 700;
  color: var(--bn-primary);
  background: var(--bn-primary-light);
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.bn-toc ol li a:hover { color: var(--bn-primary); }

/* === 見出し === */
.bn-post h2 {
  font-family: var(--bn-font-heading);
  font-size: 24px;
  font-weight: 700;
  line-height: 1.5;
  margin: 56px 0 24px;
  padding: 16px 0 16px 20px;
  border-left: 4px solid var(--bn-primary);
  position: relative;
  letter-spacing: -0.01em;
}
.bn-post h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -4px;
  right: 0;
  height: 1px;
  background: var(--bn-border-light);
}
.bn-post h3 {
  font-family: var(--bn-font-heading);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
  margin: 40px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--bn-border);
  letter-spacing: -0.01em;
}
.bn-post h4 {
  font-family: var(--bn-font-heading);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  margin: 32px 0 12px;
  padding-left: 14px;
  position: relative;
}
.bn-post h4::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 2px;
  background: var(--bn-accent);
}

/* === 段落 === */
.bn-post p {
  margin: 0 0 20px;
  line-height: 2;
}
.bn-post p:last-child { margin-bottom: 0; }

/* === 強調 === */
.bn-post strong { font-weight: 700; }
.bn-post .bn-marker {
  background: linear-gradient(transparent 60%, #fff3cd 60%);
  padding: 0 2px;
}
.bn-post .bn-marker-blue {
  background: linear-gradient(transparent 60%, #d1ecf1 60%);
  padding: 0 2px;
}

/* === コールアウトボックス === */
.bn-callout {
  border-radius: 12px;
  padding: 24px 28px;
  margin: 28px 0;
  position: relative;
}
.bn-callout-title {
  font-family: var(--bn-font-heading);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.bn-callout p { font-size: 15px; margin-bottom: 12px; }
.bn-callout p:last-child { margin-bottom: 0; }

/* コールアウト：ポイント（緑） */
.bn-callout-point {
  background: var(--bn-primary-light);
  border: 1px solid rgba(26,107,90,0.15);
}
.bn-callout-point .bn-callout-title { color: var(--bn-primary); }
.bn-callout-point .bn-callout-title::before {
  content: '💡';
  font-size: 16px;
}

/* コールアウト：注意（赤） */
.bn-callout-warn {
  background: #fff5f5;
  border: 1px solid rgba(220,53,69,0.15);
}
.bn-callout-warn .bn-callout-title { color: #c0392b; }
.bn-callout-warn .bn-callout-title::before {
  content: '⚠️';
  font-size: 16px;
}

/* コールアウト：情報（青） */
.bn-callout-info {
  background: #edf6ff;
  border: 1px solid rgba(41,128,185,0.15);
}
.bn-callout-info .bn-callout-title { color: #2980b9; }
.bn-callout-info .bn-callout-title::before {
  content: 'ℹ️';
  font-size: 16px;
}

/* コールアウト：メモ（グレー） */
.bn-callout-memo {
  background: var(--bn-bg-warm);
  border: 1px solid var(--bn-border);
}
.bn-callout-memo .bn-callout-title { color: var(--bn-text-secondary); }
.bn-callout-memo .bn-callout-title::before {
  content: '📝';
  font-size: 16px;
}

/* === リスト === */
.bn-post ul,
.bn-post ol {
  margin: 0 0 24px;
  padding-left: 24px;
}
.bn-post ul li,
.bn-post ol li {
  margin-bottom: 8px;
  line-height: 1.9;
}

/* チェックリスト */
.bn-checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.bn-checklist li {
  padding: 8px 0 8px 32px;
  position: relative;
  border-bottom: 1px solid var(--bn-border-light);
}
.bn-checklist li:last-child { border-bottom: none; }
.bn-checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 8px;
  width: 22px;
  height: 22px;
  background: var(--bn-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === テーブル === */
.bn-table-wrap {
  margin: 28px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.bn-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--bn-border);
  border-radius: 10px;
  overflow: hidden;
  font-size: 14px;
}
.bn-table thead th {
  background: var(--bn-primary);
  color: #fff;
  font-family: var(--bn-font-heading);
  font-weight: 600;
  font-size: 13px;
  padding: 12px 16px;
  text-align: left;
  letter-spacing: 0.02em;
}
.bn-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--bn-border-light);
  vertical-align: top;
}
.bn-table tbody tr:last-child td { border-bottom: none; }
.bn-table tbody tr:nth-child(even) { background: var(--bn-bg-warm); }

/* 比較テーブル（メリ/デメ） */
.bn-table-compare thead th:first-child { background: #3a8f7d; }
.bn-table-compare thead th:last-child { background: #c0392b; }

/* === ステップ（フロー） === */
.bn-steps {
  margin: 32px 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.bn-step {
  counter-increment: step;
  position: relative;
  padding: 0 0 32px 56px;
  border-left: 2px solid var(--bn-border);
  margin-left: 16px;
}
.bn-step:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}
.bn-step::before {
  content: counter(step);
  position: absolute;
  left: -18px;
  top: 0;
  width: 34px;
  height: 34px;
  background: var(--bn-primary);
  color: #fff;
  border-radius: 50%;
  font-family: var(--bn-font-heading);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
}
.bn-step-title {
  font-family: var(--bn-font-heading);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}
.bn-step-body {
  font-size: 15px;
  color: var(--bn-text-secondary);
  line-height: 1.9;
}

/* === FAQ === */
.bn-faq {
  margin: 32px 0;
}
.bn-faq-item {
  border: 1px solid var(--bn-border);
  border-radius: 10px;
  margin-bottom: 12px;
  overflow: hidden;
}
.bn-faq-q {
  font-family: var(--bn-font-heading);
  font-weight: 700;
  font-size: 15px;
  padding: 16px 20px;
  background: var(--bn-bg-warm);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.6;
}
.bn-faq-q::before {
  content: 'Q';
  font-family: var(--bn-font-heading);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: var(--bn-primary);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.bn-faq-a {
  padding: 16px 20px 16px 60px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--bn-text-secondary);
  position: relative;
}
.bn-faq-a::before {
  content: 'A';
  position: absolute;
  left: 20px;
  top: 16px;
  font-family: var(--bn-font-heading);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: var(--bn-accent);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* === 引用 === */
.bn-post blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  border-left: 4px solid var(--bn-accent);
  background: var(--bn-accent-light);
  border-radius: 0 10px 10px 0;
  font-size: 15px;
  color: var(--bn-text-secondary);
}
.bn-post blockquote cite {
  display: block;
  font-size: 13px;
  color: var(--bn-text-tertiary);
  margin-top: 8px;
  font-style: normal;
}

/* === 画像プレースホルダー === */
.bn-img-placeholder {
  background: var(--bn-bg-warm);
  border: 2px dashed var(--bn-border);
  border-radius: 12px;
  padding: 40px 24px;
  text-align: center;
  margin: 32px 0;
  color: var(--bn-text-tertiary);
  font-size: 14px;
}
.bn-img-placeholder::before {
  content: '🖼️';
  display: block;
  font-size: 32px;
  margin-bottom: 8px;
}

/* === 要点まとめボックス === */
.bn-summary {
  background: var(--bn-primary-light);
  border: 2px solid var(--bn-primary);
  border-radius: 12px;
  padding: 28px;
  margin: 40px 0;
}
.bn-summary-title {
  font-family: var(--bn-font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--bn-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.bn-summary-title::before {
  content: '📌';
  font-size: 18px;
}
.bn-summary ul {
  margin: 0;
  padding-left: 20px;
}
.bn-summary ul li {
  margin-bottom: 6px;
  line-height: 1.8;
  font-size: 15px;
}

/* === CTA ボタン === */
.bn-post-cta {
  text-align: center;
  margin: 48px 0;
}
.bn-post-cta a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bn-primary);
  color: #fff;
  padding: 16px 36px;
  border-radius: 10px;
  font-family: var(--bn-font-heading);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}
.bn-post-cta a:hover {
  background: var(--bn-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,107,90,0.2);
}

/* === 区切り線 === */
.bn-divider {
  border: none;
  height: 1px;
  background: var(--bn-border);
  margin: 48px 0;
}

/* === 記事ページ レスポンシブ === */
@media (max-width: 600px) {
  .bn-post { font-size: 15px; padding: 0 16px; }
  .bn-post h2 { font-size: 20px; margin-top: 40px; }
  .bn-post h3 { font-size: 17px; }
  .bn-toc { padding: 20px 24px; }
  .bn-callout { padding: 20px 22px; }
  .bn-step { padding-left: 44px; }
  .bn-faq-a { padding-left: 48px; }
  .bn-summary { padding: 22px; }
}