/* Blog index + article. Layout from the supplied template; colors and type from variables.css. */

.blog-main {
    padding-top: 0;
    padding-bottom: var(--space-2xl);
}

.blog-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.blog-hero {
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    color: #fff;
    padding: 80px 0 48px;
    text-align: center;
}

.blog-hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: #fff;
}

.blog-hero p {
    font-size: 1.15rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.82);
    font-family: var(--font-sans);
}

.blog-toolbar {
    margin-top: 32px;
    margin-bottom: 0;
    position: relative;
    z-index: 5;
    text-align: left;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: var(--shadow-hover);
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.blog-search {
    margin: 0;
}

.blog-search-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.blog-search-input {
    width: 100%;
    box-sizing: border-box;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-paper);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 12px 16px;
}

.blog-search-input::placeholder {
    color: var(--color-text-tertiary);
}

.blog-search-input:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
    border-color: var(--color-accent);
}

.blog-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.blog-tab {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: var(--color-text-secondary);
    background: var(--color-paper);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 8px 16px;
    cursor: pointer;
    transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

.blog-tab:hover {
    color: var(--color-text-primary);
    border-color: var(--color-accent);
}

.blog-tab.is-active,
.blog-tab[aria-selected="true"] {
    color: #fff;
    background: var(--color-text-primary);
    border-color: var(--color-text-primary);
}

.blog-empty {
    display: none;
    text-align: center;
    padding: 48px 16px 20px;
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
}

.blog-empty.is-visible {
    display: block;
}

.featured-post {
    position: relative;
    z-index: 1;
    margin-top: 36px;
    margin-bottom: 60px;
}

.featured-post.is-hidden,
.post-card.is-hidden {
    display: none;
}

.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-base);
    border: 1px solid var(--color-border);
}

.featured-card:hover {
    transform: translateY(-4px);
}

.featured-image,
.post-card-image,
.post-featured-image {
    background: var(--color-paper);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    font-family: 'Caveat', cursive;
    overflow: hidden;
}

.featured-image {
    min-height: 300px;
    font-size: 1.5rem;
    border-right: 1px solid var(--color-border);
    padding: 0;
}

.featured-image img,
.post-card-image img {
    width: 100%;
    height: 100%;
    min-height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.featured-card:hover .featured-image img,
.post-card:hover .post-card-image img {
    transform: scale(1.03);
}

.featured-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.post-category,
.featured-content .post-category,
.post-card-body .post-category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-bottom: 12px;
    font-family: var(--font-sans);
}

.featured-content h2 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: 16px;
    color: var(--color-text-primary);
}

.featured-content p {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    font-size: 1rem;
    font-family: var(--font-sans);
}

.blog-read-more {
    font-weight: 600;
    color: var(--color-text-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s;
    font-family: var(--font-sans);
}

.featured-card:hover .blog-read-more {
    gap: 10px;
}

.blog-grid-section {
    padding-bottom: 40px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
}

.post-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-gentle);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.post-card-image {
    height: 200px;
    font-size: 1.2rem;
}

.post-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-card-body h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--color-text-primary);
}

.post-card-body p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex: 1;
    font-family: var(--font-sans);
}

.post-card-meta {
    font-size: 0.8rem;
    color: var(--color-text-tertiary);
    display: flex;
    justify-content: space-between;
    border-top: 1px solid var(--color-border);
    padding-top: 16px;
    font-family: var(--font-sans);
}

.blog-breadcrumbs {
    padding: 20px 0;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
}

.blog-breadcrumbs a {
    color: var(--color-text-primary);
    text-decoration: none;
}

.blog-breadcrumbs a:hover {
    text-decoration: underline;
}

.post-header {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 20px 0 40px;
}

.post-header .post-category {
    display: inline-block;
    margin-bottom: 16px;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

.post-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    line-height: 1.25;
    color: var(--color-text-primary);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.post-header-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    flex-wrap: wrap;
    font-family: var(--font-sans);
}

.post-featured-image {
    max-width: 900px;
    margin: 0 auto 50px;
    border-radius: 12px;
    font-size: 1.8rem;
    box-shadow: var(--shadow-gentle);
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: var(--color-paper);
}

.post-featured-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}

.post-featured-image figcaption {
    font-family: 'Caveat', cursive;
    font-size: 1.15rem;
    color: var(--color-text-tertiary);
    padding: 10px 16px 14px;
    background: #fff;
}

.post-content {
    max-width: 750px;
    margin: 0 auto;
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-primary);
}

.post-content h2,
.post-content .title-section {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    color: var(--color-text-primary);
    margin: 48px 0 20px;
    line-height: 1.3;
    font-weight: 600;
}

.post-content h3,
.post-content .title-subsection {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-text-primary);
    margin: 36px 0 16px;
    font-weight: 600;
}

.post-content p,
.post-content .article-paragraph {
    margin-bottom: 24px;
}

.post-content ul,
.post-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.post-content li {
    margin-bottom: 12px;
}

.post-content a {
    color: var(--color-accent-hover);
}

.post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 24px;
    font-size: 0.95rem;
    font-family: var(--font-sans);
}

.post-content th,
.post-content td {
    border: 1px solid var(--color-border);
    padding: 10px 12px;
    text-align: left;
    vertical-align: top;
}

.post-content th {
    background: var(--color-paper);
    font-weight: 600;
}

.post-content td:nth-child(n+2),
.post-content th:nth-child(n+2) {
    text-align: left;
}

.post-content blockquote {
    border-left: 4px solid var(--color-accent);
    background: var(--note-yellow);
    padding: 24px 28px;
    margin: 32px 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--color-text-secondary);
}

.post-content blockquote p:last-child {
    margin-bottom: 0;
}

.author-bio {
    max-width: 750px;
    margin: 60px auto;
    background: #fff;
    border-radius: 12px;
    padding: 32px;
    display: flex;
    gap: 24px;
    align-items: center;
    box-shadow: var(--shadow-gentle);
    border: 1px solid var(--color-border);
}

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-paper);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.author-avatar img {
    width: 56px;
    height: auto;
}

.author-info h4 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--color-text-primary);
    margin-bottom: 6px;
}

.author-info p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    font-family: var(--font-sans);
    margin: 0;
}

.post-cta {
    max-width: 750px;
    margin: 0 auto 40px;
    background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-text-secondary) 100%);
    border-radius: 12px;
    padding: 48px 40px;
    text-align: center;
    color: #fff;
}

.post-cta h3 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    margin-bottom: 12px;
    color: #fff;
}

.post-cta p {
    opacity: 0.9;
    margin-bottom: 24px;
    color: rgba(255, 255, 255, 0.82);
    font-family: var(--font-sans);
}

.post-cta a {
    display: inline-block;
    background: #fff;
    color: var(--color-text-primary);
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-family: var(--font-sans);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-cta a:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

@media (max-width: 768px) {
    .featured-card {
        grid-template-columns: 1fr;
    }

    .featured-image {
        min-height: 200px;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .featured-content {
        padding: 24px;
    }

    .blog-toolbar {
        padding: 16px;
    }

    .blog-hero {
        padding: 60px 0 40px;
    }

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

    .post-featured-image img {
        height: 220px;
    }

    .featured-image img {
        min-height: 200px;
    }

    .post-content {
        font-size: 1rem;
    }

    .author-bio {
        flex-direction: column;
        text-align: center;
    }

    .post-cta {
        padding: 32px 24px;
    }
}