@charset "utf-8";

/* ===== ブログ記事ページ専用スタイル ===== */

.blog-article {
    width: 90%;
    max-width: 1000px;
    margin: 40px auto;
    padding: 0 5%;
    line-height: 1.9;
    color: #333;
}

/* サムネイル画像（メイン画像） */
.blog-thumbnail {
    width: 100%;
    margin: 0 0 40px 0;
    text-align: center;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.blog-thumbnail-pc {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0;
}

.blog-thumbnail-mobile {
    display: none;
    width: 100%;
    height: auto;
    margin: 0;
}

/* セクション画像 */
.blog-section-image {
    width: 100%;
    margin: 0 0 30px 0;
    text-align: center;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.blog-image-pc {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0;
}

.blog-image-mobile {
    display: none;
    width: 100%;
    height: auto;
    margin: 0;
}

/* 記事タイトル */
.blog-article-title {
    color: #004A78;
    font-size: 32px;
    font-weight: bold;
    margin: 0 0 30px 0;
    line-height: 1.5;
    letter-spacing: 0.05em;
}

/* 導入セクション */
.blog-article-intro {
    margin-bottom: 50px;
    padding: 30px;
    background: #f8f9fa;
    border-left: 4px solid #004A78;
    border-radius: 4px;
}

.blog-article-intro p {
    margin: 0 0 15px 0;
    font-size: 16px;
}

.blog-article-intro p:last-child {
    margin-bottom: 0;
}

/* 引用スタイル */
.blog-quote {
    color: #666;
    font-style: italic;
    padding-left: 20px;
    border-left: 3px solid #004A78;
    margin: 10px 0;
}

/* セクション */
.blog-section {
    margin-bottom: 50px;
}

.blog-section-title {
    color: #004A78;
    font-size: 28px;
    font-weight: bold;
    margin: 0 0 25px 0;
    padding-bottom: 15px;
    border-bottom: 2px solid #004A78;
    letter-spacing: 0.05em;
}

.blog-subsection-title {
    color: #004A78;
    font-size: 22px;
    font-weight: bold;
    margin: 30px 0 15px 0;
    letter-spacing: 0.03em;
}

/* 段落 */
.blog-section p {
    margin: 0 0 20px 0;
    font-size: 16px;
    line-height: 1.9;
}

.blog-section p:last-child {
    margin-bottom: 0;
}

/* リスト */
.blog-list,
.blog-intro-list {
    margin: 20px 0;
    padding-left: 30px;
}

.blog-list li,
.blog-intro-list li {
    margin: 10px 0;
    font-size: 16px;
    line-height: 1.8;
}

.blog-intro-list {
    list-style: none;
    padding-left: 0;
}

.blog-intro-list li {
    padding-left: 25px;
    position: relative;
}

.blog-intro-list li::before {
    content: "・";
    position: absolute;
    left: 0;
    color: #004A78;
    font-weight: bold;
}

/* チェックリスト */
.blog-checklist {
    background: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    padding: 25px;
    margin: 25px 0;
}

.blog-checklist-item {
    padding: 12px 0;
    font-size: 16px;
    line-height: 1.8;
    border-bottom: 1px solid #f0f0f0;
}

.blog-checklist-item:last-child {
    border-bottom: none;
}

/* 警告テキスト */
.blog-warning {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px 20px;
    margin: 25px 0;
    border-radius: 4px;
}

/* まとめセクション */
.blog-summary {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    margin-top: 50px;
}

.blog-conclusion {
    font-size: 18px;
    color: #004A78;
    text-align: center;
    margin: 30px 0 15px 0;
    padding: 15px;
    background: #fff;
    border-radius: 4px;
}

/* 比較表 */
.blog-comparison-table {
    width: 100%;
    margin: 25px 0;
    overflow-x: auto;
}

.blog-comparison-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}

.blog-comparison-table th,
.blog-comparison-table td {
    border: 1px solid #e0e0e0;
    padding: 12px 15px;
    text-align: left;
}

.blog-comparison-table th {
    background: #004A78;
    color: #fff;
    font-weight: bold;
}

.blog-comparison-table tbody tr:nth-child(even) {
    background: #f8f9fa;
}

.blog-comparison-table tbody tr:hover {
    background: #f0f4f8;
}

/* 強調テキスト */
strong {
    color: #004A78;
    font-weight: bold;
}

/* レスポンシブ対応 */
/* タブレット版（1199px以下） */
@media screen and (max-width: 1199px) {
    .blog-article {
        width: 95%;
        padding: 0 3%;
    }

    .blog-thumbnail {
        margin: 0 0 35px 0;
    }

    .blog-section-image {
        margin: 0 0 25px 0;
    }

    .blog-article-title {
        font-size: 28px;
    }

    .blog-section-title {
        font-size: 24px;
    }

    .blog-subsection-title {
        font-size: 20px;
    }
}

/* モバイル版（900px以下） */
@media screen and (max-width: 900px) {
    .blog-article {
        width: 100%;
        margin: 30px auto;
        padding: 0 5%;
    }

    .blog-thumbnail {
        margin: 0 0 30px 0;
        border-radius: 4px;
    }

    .blog-section-image {
        margin: 0 0 25px 0;
        border-radius: 4px;
    }

    .blog-article-title {
        font-size: 24px;
        margin-bottom: 25px;
        line-height: 1.4;
    }

    .blog-article-intro {
        padding: 20px;
        margin-bottom: 40px;
    }

    .blog-article-intro p {
        font-size: 15px;
    }

    .blog-section {
        margin-bottom: 40px;
    }

    .blog-section-title {
        font-size: 22px;
        margin-bottom: 20px;
        padding-bottom: 10px;
    }

    .blog-subsection-title {
        font-size: 18px;
        margin: 25px 0 12px 0;
    }

    .blog-section p {
        font-size: 15px;
        margin-bottom: 18px;
    }

    .blog-list,
    .blog-intro-list {
        padding-left: 25px;
        margin: 18px 0;
    }

    .blog-list li,
    .blog-intro-list li {
        font-size: 15px;
        margin: 8px 0;
    }

    .blog-checklist {
        padding: 20px;
        margin: 20px 0;
    }

    .blog-checklist-item {
        font-size: 15px;
        padding: 10px 0;
    }

    .blog-warning {
        padding: 12px 15px;
        margin: 20px 0;
    }

    .blog-summary {
        padding: 25px;
        margin-top: 40px;
    }

    .blog-conclusion {
        font-size: 16px;
        margin: 25px 0 12px 0;
        padding: 12px;
    }

    .blog-quote {
        font-size: 14px;
        padding-left: 15px;
    }
}

/* 小さなモバイル版（479px以下） */
@media screen and (max-width: 479px) {
    .blog-article {
        padding: 0 4%;
    }

    .blog-thumbnail {
        margin: 0 0 25px 0;
    }

    .blog-section-image {
        margin: 0 0 20px 0;
    }

    .blog-article-title {
        font-size: 20px;
        margin-bottom: 20px;
    }

    .blog-article-intro {
        padding: 15px;
        margin-bottom: 30px;
    }

    .blog-article-intro p {
        font-size: 14px;
    }

    .blog-section {
        margin-bottom: 30px;
    }

    .blog-section-title {
        font-size: 20px;
        margin-bottom: 15px;
        padding-bottom: 8px;
    }

    .blog-subsection-title {
        font-size: 17px;
        margin: 20px 0 10px 0;
    }

    .blog-section p {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .blog-list,
    .blog-intro-list {
        padding-left: 20px;
        margin: 15px 0;
    }

    .blog-list li,
    .blog-intro-list li {
        font-size: 14px;
        margin: 6px 0;
    }

    .blog-checklist {
        padding: 15px;
        margin: 15px 0;
    }

    .blog-checklist-item {
        font-size: 14px;
        padding: 8px 0;
    }

    .blog-warning {
        padding: 10px 12px;
        margin: 15px 0;
        font-size: 14px;
    }

    .blog-summary {
        padding: 20px;
        margin-top: 30px;
    }

    .blog-conclusion {
        font-size: 15px;
        margin: 20px 0 10px 0;
        padding: 10px;
    }

    .blog-quote {
        font-size: 13px;
        padding-left: 12px;
    }
}