/*
 * 旧サイトの記事本文用のCSS（旧プラグイン「Simple Custom CSS and JS」に入っていたもの）。
 * AIニュース記事（.ai-news-*）と AI記事（.ai-article-section）の本文の装飾。
 * 記事ページ（本文を表示するページ）だけで読み込む。新しい記事では使わなくてよい。
 */
/* ===== AIニュース記事テンプレート - フラットデザイン ===== */

.ai-news-wrap {
  font-family: 'Noto Sans JP', sans-serif;
  max-width: 860px;
  margin: 0 auto;
  padding: 0;
  color: #1a1a2e;
  line-height: 1.8;
  font-size: 16px;
}

/* ヒーローバナー */
.ai-news-hero {
  background: #1a1a2e;
  padding: 40px 32px;
  margin-bottom: 32px;
  color: #fff;
  text-align: center;
  border-bottom: 4px solid #4361ee;
}

.ai-news-hero h1, .ai-news-hero h2 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.55em;
  font-weight: 900;
  margin: 0 0 10px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: #fff;
}

.ai-news-hero .ai-news-date {
  font-size: 0.88em;
  color: #a0aec0;
  margin: 0;
  letter-spacing: 0.05em;
}

/* 目次 */
.ai-news-toc {
  background: #f7f8fc;
  border-left: 4px solid #4361ee;
  padding: 20px 24px;
  margin-bottom: 36px;
}

.ai-news-toc h2 {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.9em;
  font-weight: 700;
  color: #4361ee;
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-news-toc ol {
  margin: 0;
  padding-left: 18px;
  color: #444;
  font-size: 0.95em;
}

.ai-news-toc ol li {
  padding: 3px 0;
}

/* セクションタイトル */
.ai-news-section-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.15em;
  font-weight: 900;
  color: #1a1a2e;
  padding: 10px 16px;
  margin: 40px 0 20px;
  background: #f0f2ff;
  border-left: 5px solid #4361ee;
  letter-spacing: 0.02em;
}

/* ニュースカード */
.ai-news-card {
  background: #fff;
  border: 2px solid #e8eaf0;
  margin-bottom: 20px;
}

.ai-news-card-title {
  background: #4361ee;
  color: #fff;
  padding: 14px 20px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 1.02em;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.ai-news-card-body {
  padding: 20px;
}

.ai-news-card-body p {
  margin: 0 0 12px;
  color: #333;
}

.ai-news-card-body p:last-child {
  margin-bottom: 0;
}

/* ヒント */
.ai-news-tip {
  background: #eef1ff;
  border-left: 3px solid #4361ee;
  padding: 10px 14px;
  margin-top: 14px;
  font-size: 0.92em;
  color: #2d3a8c;
  font-weight: 500;
}

.ai-news-tip::before {
  content: "💡 ";
}

/* ツールカード */
.ai-news-tool-card {
  background: #f7f8fc;
  border: 2px solid #e8eaf0;
  padding: 18px 20px;
  margin-bottom: 14px;
}

.ai-news-tool-name {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  color: #1a1a2e;
  font-size: 1.02em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.ai-news-tool-desc {
  color: #444;
  font-size: 0.93em;
  line-height: 1.75;
}

/* バッジ */
.ai-news-tool-badge {
  display: inline-block;
  background: #e6faf0;
  color: #0a7d45;
  font-size: 0.72em;
  padding: 2px 9px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: 1px solid #0a7d45;
}

.ai-news-tool-badge.paid {
  background: #fff8e6;
  color: #b45309;
  border-color: #b45309;
}

/* まとめ */
.ai-news-closing {
  background: #1a1a2e;
  color: #e8eaf0;
  padding: 24px 28px;
  margin-top: 36px;
  border-left: 5px solid #4361ee;
  font-size: 0.97em;
  line-height: 1.85;
}

.ai-news-closing strong {
  display: block;
  color: #fff;
  font-size: 1.02em;
  margin-bottom: 8px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  letter-spacing: 0.04em;
}

/* レスポンシブ */
@media (max-width: 600px) {
  .ai-news-hero { padding: 28px 18px; }
  .ai-news-hero h1, .ai-news-hero h2 { font-size: 1.2em; }
  .ai-news-card-title, .ai-news-card-body { padding: 12px 16px; }
  .ai-news-toc { padding: 16px 18px; }
  .ai-news-section-title { font-size: 1em; padding: 9px 14px; }
  .ai-news-closing { padding: 18px 18px; }
}

.ai-article-section {
        max-width: 800px;
        margin: 0 auto;
        padding: 2rem 1rem;
        font-family: 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
        color: #333;
        line-height: 1.8;
    }

    .ai-article-section h2 {
        font-size: 2rem;
        font-weight: bold;
        padding-bottom: 0.5rem;
        border-bottom: 3px solid #00aaff;
        margin-top: 3rem;
        margin-bottom: 1.5rem;
        display: flex;
        align-items: center;
    }

    .ai-article-section h3 {
        font-size: 1.5rem;
        font-weight: bold;
        margin-top: 2.5rem;
        margin-bottom: 1rem;
        padding-left: 1rem;
        border-left: 5px solid #00aaff;
    }

    .ai-article-section p {
        margin-bottom: 1rem;
    }

    .ai-article-section .recommend-box {
        background-color: #f0f8ff;
        border: 1px solid #cce7ff;
        border-radius: 8px;
        padding: 1.5rem;
        margin-top: 1.5rem;
    }

    .ai-article-section .recommend-box strong {
        font-weight: bold;
        color: #005f99;
        display: block;
        margin-bottom: 0.75rem;
    }

    .ai-article-section .recommend-box ul {
        list-style-type: none;
        padding-left: 0;
    }

    .ai-article-section .recommend-box li {
        position: relative;
        padding-left: 1.5em;
        margin-bottom: 0.5em;
    }

    .ai-article-section .recommend-box li::before {
        content: '✔';
        position: absolute;
        left: 0;
        color: #00aaff;
        font-weight: bold;
    }

    .ai-article-section .summary-note {
        margin-top: 3rem;
        padding: 1.5rem;
        background-color: #f7f7f7;
        border-left: 4px solid #ccc;
        font-style: italic;
        color: #555;
    }