/* ==========================================
   Blog Styles
   ========================================== */

/* Blog Hero */
.blog-hero {
    padding: 160px 0 80px;
    background: var(--bg-secondary);
    text-align: center;
}

.blog-hero-label {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.blog-hero-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 800;
    line-height: 1.4;
    margin-bottom: 16px;
    text-wrap: balance;
}

.blog-hero-subtitle {
    font-size: 15px;
    color: var(--text-muted);
}

/* Blog List */
.blog-list {
    padding: 64px 0 80px;
}

.blog-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.blog-card {
    display: block;
    padding: 28px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

.blog-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

.blog-card-thumb {
    margin: -28px -28px 16px;
    overflow: hidden;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.blog-card-thumb img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.blog-card-meta time {
    font-size: 13px;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-variant-numeric: tabular-nums;
}

.blog-card-category {
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(17, 114, 209, 0.08);
    color: var(--accent-primary);
}

.blog-card-title {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.6;
    margin-bottom: 8px;
    text-wrap: pretty;
}

.blog-card-keyword {
    font-size: 13px;
    color: var(--text-muted);
}

.blog-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 80px 0;
    grid-column: 1 / -1;
}

/* Blog List CTA */
.blog-list-cta {
    padding: 0 0 80px;
}

/* Blog CTA Card (shared) */
.blog-cta-card {
    text-align: center;
    padding: 56px 32px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.blog-cta-label {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-primary);
    margin-bottom: 12px;
}

.blog-cta-title {
    font-size: 24px;
    font-weight: 800;
    line-height: 1.5;
    margin-bottom: 12px;
    text-wrap: balance;
}

.blog-cta-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ==========================================
   Blog Article
   ========================================== */

.blog-article-header {
    padding: 160px 0 48px;
    background: var(--bg-secondary);
}

.blog-article-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.blog-article-meta time {
    font-size: 14px;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-variant-numeric: tabular-nums;
}

.blog-article-category {
    font-size: 12px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 4px;
    background: rgba(17, 114, 209, 0.08);
    color: var(--accent-primary);
}

.blog-article-title {
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 800;
    line-height: 1.5;
    text-wrap: balance;
}

/* Article Body */
.container-narrow {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}

.blog-article-body {
    padding: 48px 0 64px;
}

.blog-article-body h2 {
    font-size: 22px;
    font-weight: 800;
    margin: 48px 0 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
    line-height: 1.5;
}

.blog-article-body h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 32px 0 12px;
    line-height: 1.5;
}

.blog-article-body p {
    font-size: 15px;
    line-height: 2;
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-wrap: pretty;
}

.blog-article-body ul,
.blog-article-body ol {
    margin: 16px 0 24px 24px;
    color: var(--text-secondary);
}

.blog-article-body li {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 8px;
}

.blog-article-body figure {
    margin: 24px 0;
}

.blog-article-body figure img {
    width: 100%;
    border-radius: var(--radius-md);
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: var(--bg-secondary);
}

.blog-article-body figcaption {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 8px;
}

.blog-article-body a {
    color: var(--accent-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Table of Contents */
.blog-toc {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    margin-bottom: 40px;
}

.blog-toc-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.blog-toc-list {
    list-style: none;
    counter-reset: toc;
    margin: 0;
    padding: 0;
}

.blog-toc-list li {
    counter-increment: toc;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 6px;
    padding-left: 28px;
    position: relative;
}

.blog-toc-list li::before {
    content: counter(toc) ".";
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    font-variant-numeric: tabular-nums;
}

.blog-toc-list li a {
    color: var(--text-secondary);
    text-decoration: none;
}

.blog-toc-list li a:hover {
    color: var(--accent-primary);
}

/* Service Overview */
.blog-service-intro {
    border-left: 3px solid var(--accent-primary);
    padding: 20px 24px;
    margin-bottom: 48px;
    background: rgba(17, 114, 209, 0.03);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.blog-service-intro p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.blog-service-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-primary);
    text-decoration: none;
}

.blog-service-link:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Article CTA */
.blog-article-cta {
    padding: 0 0 64px;
}

/* Related Posts */
.blog-related {
    padding: 64px 0 80px;
    background: var(--bg-secondary);
}

.blog-related-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 32px;
    text-align: center;
}

.blog-related-more {
    text-align: center;
    margin-top: 32px;
}

/* ==========================================
   Responsive
   ========================================== */

@media (max-width: 768px) {
    .blog-hero {
        padding: 120px 0 48px;
    }

    .blog-card-grid {
        grid-template-columns: 1fr;
    }

    .blog-article-header {
        padding: 120px 0 32px;
    }

    .blog-article-body h2 {
        font-size: 19px;
        margin-top: 36px;
    }

    .blog-article-body h3 {
        font-size: 16px;
    }

    .blog-cta-card {
        padding: 40px 24px;
    }

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