/* ===========================================
   開発カテゴリ - 技術ブログ風デザイン
   ターミナル/コードエディタの雰囲気
   =========================================== */

:root {
    --dev-bg: #0d1117;
    --dev-bg-light: #161b22;
    --dev-bg-card: #1c2128;
    --dev-border: #30363d;
    --dev-text: #c9d1d9;
    --dev-text-muted: #8b949e;
    --dev-accent: #10b981;
    --dev-green: #3fb950;
    --dev-yellow: #d29922;
    --dev-red: #f85149;
    --dev-purple: #bc8cff;
}

/* ターミナル風ヒーロー */
.dev-hero {
    background: var(--dev-bg);
    padding: 60px 24px 56px;
}

.dev-hero__terminal {
    max-width: 900px;
    margin: 0 auto;
    background: var(--dev-bg-light);
    border: 1px solid var(--dev-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.dev-hero__terminal-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--dev-bg-card);
    border-bottom: 1px solid var(--dev-border);
}

.dev-hero__terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dev-hero__terminal-dot--red { background: var(--dev-red); }
.dev-hero__terminal-dot--yellow { background: var(--dev-yellow); }
.dev-hero__terminal-dot--green { background: var(--dev-green); }

.dev-hero__terminal-tab {
    margin-left: 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--dev-text-muted);
    background: var(--dev-bg-light);
    padding: 4px 12px;
    border-radius: 6px 6px 0 0;
    border: 1px solid var(--dev-border);
    border-bottom: 1px solid var(--dev-bg-light);
    margin-bottom: -1px;
}

.dev-hero__terminal-body {
    padding: 32px 36px;
}

.dev-hero__breadcrumb {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.dev-hero__prompt {
    color: var(--dev-green);
    font-weight: 700;
}

.dev-hero__path {
    color: var(--dev-accent);
}

.dev-hero__title {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #f0f6fc;
    line-height: 1.45;
    margin: 0 0 24px;
}

.dev-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 16px;
}

.dev-hero__meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--dev-text-muted);
}

.dev-hero__meta-item svg {
    opacity: 0.7;
}

.dev-hero__cat-link {
    color: var(--dev-accent);
    text-decoration: none;
    padding: 2px 8px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 4px;
    font-size: 11px;
    transition: background 0.2s;
}

.dev-hero__cat-link:hover {
    background: rgba(16, 185, 129, 0.2);
}

.dev-hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.dev-hero__tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--dev-purple);
    text-decoration: none;
    transition: color 0.2s;
}

.dev-hero__tag:hover {
    color: #d2a8ff;
}

/* 記事本文カスタマイズ */
.single-wrapper--dev {
    background: #f8fafb;
}

.single-wrapper--dev .article-body {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.single-wrapper--dev .article-content {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
}

.single-wrapper--dev .article-content h2 {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: #f0f6fc;
    margin-top: 56px;
    margin-bottom: 24px;
    padding: 14px 20px;
    background: var(--dev-bg);
    border-left: 4px solid var(--dev-accent);
    border-radius: 0 8px 8px 0;
    position: relative;
    line-height: 1.5;
    letter-spacing: 0;
    text-transform: none;
    text-shadow: none;
}

.single-wrapper--dev .article-content h2::before {
    content: '##';
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    font-weight: 400;
    color: var(--dev-accent);
    margin-right: 10px;
    opacity: 0.7;
}

.single-wrapper--dev .article-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--dev-accent), transparent);
}

.single-wrapper--dev .article-content h3 {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
    margin-top: 44px;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e2e8f0;
    position: relative;
    line-height: 1.5;
    letter-spacing: 0;
    text-transform: none;
    text-shadow: none;
}

.single-wrapper--dev .article-content h3::before {
    content: '###';
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    font-weight: 400;
    color: var(--dev-accent);
    margin-right: 8px;
    opacity: 0.6;
}

.single-wrapper--dev .article-content h4 {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 17px;
    font-weight: 600;
    color: #334155;
    margin-top: 32px;
    margin-bottom: 12px;
    padding-left: 14px;
    border-left: 3px solid var(--dev-green);
    line-height: 1.5;
}

.single-wrapper--dev .article-content p {
    color: #1e293b;
    line-height: 1.9;
    font-size: 15.5px;
}

.single-wrapper--dev .article-content a {
    color: var(--dev-accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(16, 185, 129, 0.3);
    transition: all 0.2s;
    background-image: none;
}

.single-wrapper--dev .article-content a:hover {
    color: #059669;
    border-bottom-color: #059669;
    background-image: none;
}

.single-wrapper--dev .article-content code {
    font-family: 'JetBrains Mono', monospace;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 2px 7px;
    font-size: 0.85em;
    color: #0f766e;
}

.single-wrapper--dev .article-content pre {
    background: var(--dev-bg) !important;
    border: 1px solid var(--dev-border);
    border-radius: 10px;
    position: relative;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    margin: 28px 0 !important;
}

.single-wrapper--dev .article-content pre::before {
    content: '';
    display: block;
    height: 36px;
    background: var(--dev-bg-card);
    border-bottom: 1px solid var(--dev-border);
    border-radius: 10px 10px 0 0;
    margin: -16px -16px 16px;
    background-image: radial-gradient(circle at 20px 50%, var(--dev-red) 5px, transparent 5px),
                       radial-gradient(circle at 40px 50%, var(--dev-yellow) 5px, transparent 5px),
                       radial-gradient(circle at 60px 50%, var(--dev-green) 5px, transparent 5px);
    background-repeat: no-repeat;
}

.single-wrapper--dev .article-content pre code {
    background: transparent;
    border: none;
    padding: 0;
    color: var(--dev-text);
}

.single-wrapper--dev .article-content blockquote {
    border-left: 4px solid var(--dev-accent);
    background: #f0fdf4;
    padding: 20px 24px;
    margin: 28px 0;
    border-radius: 0 10px 10px 0;
    color: #334155;
    position: relative;
}

.single-wrapper--dev .article-content blockquote::before {
    content: 'NOTE';
    position: absolute;
    top: -10px;
    left: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 700;
    color: var(--dev-accent);
    background: #ffffff;
    padding: 2px 8px;
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.single-wrapper--dev .article-content blockquote p:last-child {
    margin-bottom: 0;
}

.single-wrapper--dev .article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 28px 0;
    font-size: 14px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
}

.single-wrapper--dev .article-content table th {
    background: var(--dev-bg);
    color: var(--dev-text);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    text-align: left;
    padding: 12px 16px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-bottom: 2px solid var(--dev-accent);
}

.single-wrapper--dev .article-content table td {
    padding: 12px 16px;
    border-bottom: 1px solid #e2e8f0;
    color: #1e293b;
}

.single-wrapper--dev .article-content table tr:hover td {
    background: #f8fafb;
}

.single-wrapper--dev .article-content ul,
.single-wrapper--dev .article-content ol {
    padding-left: 24px;
}

.single-wrapper--dev .article-content li {
    line-height: 1.9;
    color: #1e293b;
    margin-bottom: 6px;
}

.single-wrapper--dev .article-content li::marker {
    color: var(--dev-accent);
}

.single-wrapper--dev .article-content img {
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.single-wrapper--dev .article-content hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, #e2e8f0, transparent);
    margin: 48px 0;
}

.single-wrapper--dev .article-sidebar__chip--category {
    background: rgba(16, 185, 129, 0.1);
    color: var(--dev-accent);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.single-wrapper--dev .article-sidebar__chip {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
}

/* ナビゲーション */
.single-wrapper--dev .post-navigation {
    background: var(--dev-bg);
    border-top: 1px solid var(--dev-border);
    padding-top: 56px;
    padding-bottom: 72px;
}

.single-wrapper--dev .post-navigation__item {
    border: 1px solid var(--dev-border);
    background: var(--dev-bg-light);
    padding: 24px;
    border-radius: 12px;
}

.single-wrapper--dev .post-navigation__item:hover {
    border-color: var(--accent);
    background: var(--dev-bg-card);
}

.single-wrapper--dev .post-navigation__direction {
    color: var(--dev-text-muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
}

.single-wrapper--dev .post-navigation__title {
    color: var(--dev-text);
}

/* レスポンシブ */
@media (max-width: 768px) {
    .dev-hero {
        padding: 40px 16px 40px;
    }

    .dev-hero__terminal-body {
        padding: 24px 20px;
    }

    .dev-hero__title {
        font-size: 22px;
    }

    .dev-hero__meta {
        gap: 12px;
    }

    .single-wrapper--dev .post-navigation {
        padding-top: 40px;
        padding-bottom: 56px;
    }

    .single-wrapper--dev .post-navigation__item {
        padding: 20px;
    }
}