/* Minolith Blog — extends website.css design system */

/* ── Blog Hero ───────────────────────────────────────── */

.blog-hero {
    padding: var(--space-5xl) 0 var(--space-3xl);
    text-align: center;
}

.blog-hero h1 {
    font-size: var(--text-5xl);
    font-weight: 800;
    letter-spacing: var(--ls-heading);
    line-height: var(--lh-heading);
    margin-bottom: var(--space-md);
}

.blog-hero-text {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 560px;
    margin: 0 auto;
    line-height: var(--lh-body);
}

/* ── Blog Grid ───────────────────────────────────────── */

.blog-listing {
    padding-bottom: var(--space-4xl);
}

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

.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: border-color var(--transition-med), box-shadow var(--transition-med), transform var(--transition-med);
}

.blog-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

.blog-card-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-raised);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.03);
}

.blog-card-body {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.blog-tag {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    background: var(--color-primary-dim);
    padding: 2px 8px;
    border-radius: 100px;
}

.blog-card-title {
    font-size: var(--text-xl);
    font-weight: 700;
    letter-spacing: var(--ls-subheading);
    line-height: 1.3;
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.blog-card-excerpt {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--lh-body);
    margin-bottom: var(--space-md);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.blog-card-author {
    font-weight: 500;
}

.blog-empty {
    text-align: center;
    padding: var(--space-4xl) 0;
    color: var(--color-text-muted);
    font-size: var(--text-lg);
}

/* ── Blog Article ────────────────────────────────────── */

.container--narrow {
    max-width: 820px;
}

.blog-banner {
    padding-top: var(--space-xl);
}

.blog-banner-img {
    width: 100%;
    border-radius: var(--radius-lg);
    aspect-ratio: 21 / 9;
    object-fit: cover;
    border: 1px solid var(--color-border);
}

.blog-article {
    padding: var(--space-3xl) 0 var(--space-4xl);
}

.blog-article-header {
    margin-bottom: var(--space-2xl);
}

.blog-breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

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

.blog-breadcrumbs a:hover {
    color: var(--color-primary-hover);
}

.blog-breadcrumbs svg {
    flex-shrink: 0;
}

.blog-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.blog-article-tags .blog-tag {
    font-size: 11px;
    padding: 2px 8px;
}

.blog-article-header h1 {
    font-size: var(--text-4xl);
    font-weight: 800;
    letter-spacing: var(--ls-heading);
    line-height: var(--lh-heading);
    margin-bottom: var(--space-md);
}

.blog-article-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.blog-article-author {
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* ── Prose (article body) ────────────────────────────── */

.blog-article-body.prose {
    line-height: 1.7;
}

.blog-article-body.prose h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    letter-spacing: var(--ls-subheading);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

.blog-article-body.prose h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
}

.blog-article-body.prose h4 {
    font-size: var(--text-base);
    font-weight: 600;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.blog-article-body.prose p {
    margin-bottom: var(--space-md);
    color: var(--color-text-secondary);
}

.blog-article-body.prose a {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-color: rgba(0, 212, 170, 0.3);
    text-underline-offset: 2px;
    transition: text-decoration-color var(--transition-fast);
}

.blog-article-body.prose a:hover {
    text-decoration-color: var(--color-primary);
}

.blog-article-body.prose strong {
    font-weight: 600;
    color: var(--color-text);
}

.blog-article-body.prose ul,
.blog-article-body.prose ol {
    margin-bottom: var(--space-md);
    padding-left: var(--space-lg);
}

.blog-article-body.prose li {
    margin-bottom: var(--space-xs);
    color: var(--color-text-secondary);
}

.blog-article-body.prose hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-xl) 0;
}

.blog-article-body.prose blockquote {
    border-left: 3px solid var(--color-primary);
    padding: var(--space-sm) var(--space-md);
    margin: var(--space-md) 0;
    background: var(--color-primary-dim);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.blog-article-body.prose blockquote p:last-child {
    margin-bottom: 0;
}

.blog-article-body.prose code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    background: rgba(0, 212, 170, 0.08);
    color: var(--color-primary);
    padding: 2px 7px;
    border-radius: 4px;
    border: 1px solid rgba(0, 212, 170, 0.1);
}

.blog-article-body.prose pre {
    position: relative;
    margin: var(--space-md) 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.blog-article-body.prose pre code {
    display: block;
    padding: 18px 22px;
    font-size: 13px;
    line-height: 1.65;
    background: #0c0c14;
    color: #cdd6f4;
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: none;
}

.blog-article-body.prose img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin: var(--space-lg) 0;
}

.blog-article-body.prose table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-md) 0;
    font-size: var(--text-sm);
}

.blog-article-body.prose th,
.blog-article-body.prose td {
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    text-align: left;
}

.blog-article-body.prose th {
    background: var(--color-bg-raised);
    font-weight: 600;
    color: var(--color-text);
}

.blog-article-body.prose td {
    color: var(--color-text-secondary);
}

/* ── Article Footer ──────────────────────────────────── */

.blog-article-footer {
    margin-top: var(--space-3xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.blog-back-link:hover {
    color: var(--color-primary);
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 768px) {
    .blog-hero {
        padding: var(--space-4xl) 0 var(--space-2xl);
    }

    .blog-hero h1 {
        font-size: var(--text-4xl);
    }

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

    .blog-article-header h1 {
        font-size: var(--text-3xl);
    }

    .blog-banner-img {
        aspect-ratio: 16 / 9;
    }
}

@media (max-width: 480px) {
    .blog-hero h1 {
        font-size: var(--text-3xl);
    }

    .blog-article-header h1 {
        font-size: var(--text-2xl);
    }

    .blog-card-body {
        padding: var(--space-md);
    }
}

/* --- Infinite Scroll --- */

.blog-scroll-sentinel {
    display: flex;
    justify-content: center;
    padding: 40px 0;
}

.blog-loading {
    display: flex;
    gap: 6px;
    align-items: center;
}

.blog-loading-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-muted);
    animation: blog-dot-pulse 1.2s ease-in-out infinite;
}

.blog-loading-dot:nth-child(2) {
    animation-delay: 0.15s;
}

.blog-loading-dot:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes blog-dot-pulse {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
    40% { opacity: 1; transform: scale(1); }
}

.blog-card--fade-in {
    animation: blog-fade-in 0.3s ease-out both;
}

@keyframes blog-fade-in {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}