/* URICO ブログ記事スタイル */
* { box-sizing: border-box; }
body { font-family: 'Noto Sans JP', 'Hiragino Sans', 'メイリオ', sans-serif; color: #333; background: #F7F9F9; margin: 0; padding: 0; }

/* ヘッダー */
header { position: sticky; top: 0; z-index: 1000; background: #FFFFFF; box-shadow: 0 2px 8px rgba(0,0,0,0.08); padding: 12px 5%; display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 36px; }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a { text-decoration: none; color: #2C3E50; font-size: 14px; font-weight: 600; }
.nav-links a:hover { color: #FF6B6B; }
.hamburger { display: none; width: 28px; height: 24px; flex-direction: column; justify-content: space-between; cursor: pointer; }
.hamburger span { display: block; width: 100%; height: 3px; background: #2C3E50; border-radius: 2px; }
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
}

/* 記事本文エリア */
.article-container { max-width: 720px; margin: 0 auto; padding: 24px 16px; background: white; }

/* パンくずリスト */
.breadcrumb { font-size: 12px; color: #999; margin-bottom: 16px; }
.breadcrumb a { color: #FF6B6B; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* 見出し */
h1 { font-size: 24px; color: #2C3E50; border-left: 4px solid #FF6B6B; padding-left: 12px; margin-bottom: 24px; line-height: 1.5; }
@media (min-width: 769px) { h1 { font-size: 28px; } }

h2 { font-size: 20px; color: #2C3E50; background: #FFF0F0; padding: 12px 16px; border-radius: 8px; margin-top: 40px; margin-bottom: 20px; }

h3 { font-size: 17px; color: #FF6B6B; border-bottom: 2px solid #FF6B6B; padding-bottom: 4px; margin-top: 32px; margin-bottom: 16px; }

/* 段落とリスト */
p { font-size: 15px; line-height: 1.85; color: #333; margin-bottom: 20px; }

ul, ol { padding-left: 24px; margin-bottom: 20px; }
li { margin-bottom: 8px; line-height: 1.7; }

/* ボックス */
.important-box { background: #FFF8E1; border-left: 4px solid #F39C12; padding: 16px; border-radius: 8px; margin: 20px 0; }
.point-box { background: #F0FFF0; border-left: 4px solid #4ECDC4; padding: 16px; border-radius: 8px; margin: 20px 0; }

/* CTA */
.cta-mid { background: linear-gradient(135deg, #FFF0F0, #FFFFFF); border: 2px solid #FF6B6B; border-radius: 16px; padding: 24px; text-align: center; margin: 32px 0; }
.cta-mid img { width: 48px; height: 48px; }
.cta-mid p:first-of-type { font-size: 16px; font-weight: 700; color: #2C3E50; margin: 12px 0 8px; }
.cta-mid p:nth-of-type(2) { font-size: 13px; color: #666; margin-bottom: 16px; }
.cta-mid a { display: inline-block; background: #FF6B6B; color: #fff; padding: 12px 32px; border-radius: 30px; text-decoration: none; font-weight: 600; }

.cta-bottom { background: #2C3E50; border-radius: 16px; padding: 32px 24px; text-align: center; margin: 40px 0; }
.cta-bottom img { width: 56px; height: 56px; }
.cta-bottom p:first-of-type { font-size: 18px; font-weight: 700; color: #FFFFFF; margin: 16px 0 8px; }
.cta-bottom p:nth-of-type(2) { font-size: 13px; color: #ccc; margin-bottom: 20px; }
.cta-bottom a { display: inline-block; background: #FF6B6B; color: #fff; padding: 14px 36px; border-radius: 30px; text-decoration: none; font-weight: 700; font-size: 16px; }

/* 関連記事 */
.related-articles { margin-top: 48px; padding-top: 32px; border-top: 2px solid #eee; }
.related-articles h2 { background: none; padding: 0; font-size: 20px; margin-bottom: 20px; }
.related-card { background: white; border: 1px solid #eee; border-radius: 12px; padding: 16px; margin-bottom: 12px; text-decoration: none; color: inherit; display: flex; justify-content: space-between; align-items: center; transition: all 0.2s; }
.related-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.related-badge { display: inline-block; background: #FFF0F0; color: #FF6B6B; font-size: 11px; border-radius: 4px; padding: 2px 8px; margin-bottom: 6px; font-weight: 600; }
.related-title { font-size: 15px; font-weight: 600; color: #2C3E50; }
.related-arrow { font-size: 18px; color: #FF6B6B; }

/* フッター */
footer { background: #2C3E50; color: #FFFFFF; margin-top: 80px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 40px 20px 24px; text-align: center; }
.footer-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 32px; margin-bottom: 20px; }
.footer-links a { color: #ffffff; text-decoration: none; font-size: 14px; opacity: 0.85; transition: opacity 0.2s; }
.footer-links a:hover { opacity: 1; text-decoration: underline; }
.copyright { font-size: 12px; opacity: 0.6; margin: 0; }