/* ============================================
   HORIZON WINDOWS - Blog Styles
   ============================================ */

/* --- Blog Container --- */
.blog-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- Blog Header --- */
.blog-header { min-height: 45vh; }

/* --- Featured Article --- */
.blog-featured {
    padding: 4rem 0;
    background: var(--color-bg);
}
.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-slow);
}
.featured-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(0,0,0,0.3);
    border-color: rgba(200,169,126,0.2);
}
.featured-image {
    position: relative;
    height: 100%;
    min-height: 360px;
    overflow: hidden;
}
.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4,0,0.2,1);
}
.featured-card:hover .featured-image img { transform: scale(1.03); }
.featured-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to right, transparent 60%, rgba(20,20,20,1));
}
.featured-badge {
    position: absolute;
    top: 1.5rem; left: 1.5rem;
    padding: 0.4rem 1rem;
    font-size: 0.7rem; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    background: var(--color-accent);
    color: var(--color-bg);
    border-radius: 100px;
}
.featured-content {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.featured-content h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    line-height: 1.25;
    margin-bottom: 1rem;
    color: var(--color-text);
}
.featured-content p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}
.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent);
    transition: gap var(--transition);
}
.featured-card:hover .read-more { gap: 0.8rem; }

/* --- Blog Meta --- */
.blog-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}
.blog-category {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    padding: 0.25rem 0.6rem;
    border: 1px solid rgba(200,169,126,0.3);
    border-radius: 100px;
}
.blog-date, .blog-read {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}
.blog-date-bottom {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
    display: block;
}

/* --- Filters --- */
.blog-filters {
    padding: 0 0 2rem;
    background: var(--color-bg);
}
.filter-bar {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* --- Blog Grid --- */
.blog-grid-section {
    padding: 0 0 4rem;
    background: var(--color-bg);
}
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
}
.blog-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-slow);
}
.blog-card.hidden {
    display: none;
}
.blog-card-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-slow);
}
.blog-card-inner:hover {
    border-color: rgba(200,169,126,0.25);
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.2);
}
.blog-card-image {
    height: 220px;
    overflow: hidden;
}
.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4,0,0.2,1);
}
.blog-card-inner:hover .blog-card-image img { transform: scale(1.05); }
.blog-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.blog-card-content h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    line-height: 1.35;
    margin-bottom: 0.75rem;
    color: var(--color-text);
    transition: color var(--transition);
}
.blog-card-inner:hover .blog-card-content h3 { color: var(--color-accent); }
.blog-card-content p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Load More --- */
.blog-load-more {
    text-align: center;
    margin-top: 3rem;
}

/* --- Newsletter --- */
.blog-newsletter {
    padding: 4rem 0;
    background: var(--color-surface);
}
.newsletter-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(200,169,126,0.08), rgba(200,169,126,0.02));
    border: 1px solid rgba(200,169,126,0.15);
    border-radius: var(--radius-xl);
}
.newsletter-content h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 0.75rem;
}
.newsletter-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}
.newsletter-input-group {
    display: flex;
    gap: 0.5rem;
}
.newsletter-input-group input {
    flex: 1;
    padding: 0.85rem 1.25rem;
    font-size: 0.95rem;
    background: var(--color-surface-2);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    transition: border-color var(--transition);
}
.newsletter-input-group input:focus {
    outline: none;
    border-color: var(--color-accent);
}
.newsletter-input-group input::placeholder { color: var(--color-text-muted); }
.newsletter-note {
    display: block;
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* --- Topics --- */
.blog-topics {
    padding: 4rem 0;
    background: var(--color-bg);
}
.topics-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-align: center;
}
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}
.topic-card {
    padding: 2rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition);
}
.topic-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}
.topic-icon {
    color: var(--color-accent);
    margin-bottom: 1rem;
}
.topic-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}
.topic-card span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* --- Blog Post (Article Page) --- */
.blog-post {
    padding: 4rem 0;
    background: var(--color-bg);
}
.blog-post-container {
    max-width: 780px;
    margin: 0 auto;
    padding: 0 2rem;
}
.blog-post-header {
    margin-bottom: 3rem;
}
.blog-post-header h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}
.blog-post-hero {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 3rem;
}
.blog-post-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.author-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}
.author-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--color-accent);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1rem; color: var(--color-bg);
}
.author-info { line-height: 1.4; }
.author-name { font-weight: 600; font-size: 0.9rem; }
.author-role { font-size: 0.75rem; color: var(--color-text-muted); }

/* Article Content */
.blog-post-body { line-height: 1.85; color: var(--color-text-secondary); }
.blog-post-body h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--color-text);
    margin: 3rem 0 1rem;
    line-height: 1.3;
}
.blog-post-body h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 2rem 0 0.75rem;
}
.blog-post-body p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}
.blog-post-body ul, .blog-post-body ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}
.blog-post-body li {
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}
.blog-post-body blockquote {
    border-left: 3px solid var(--color-accent);
    padding: 1rem 1.5rem;
    margin: 2rem 0;
    background: var(--color-surface);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--color-text);
}
.blog-post-body img {
    width: 100%;
    border-radius: var(--radius-md);
    margin: 2rem 0;
}
.blog-post-body a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color var(--transition);
}
.blog-post-body a:hover { color: var(--color-accent-light); }

/* Spec highlight box */
.spec-highlight {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    margin: 2rem 0;
}
.spec-highlight h4 {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 1rem;
}
.spec-highlight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    text-align: center;
}
.spec-highlight-item .sh-val {
    font-size: 1.5rem; font-weight: 700; color: var(--color-accent); display: block;
}
.spec-highlight-item .sh-label {
    font-size: 0.75rem; color: var(--color-text-muted); text-transform: uppercase;
}

/* Table of Contents */
.toc {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}
.toc h4 {
    font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--color-accent); margin-bottom: 0.75rem;
}
.toc ol { padding-left: 1.25rem; margin: 0; }
.toc li {
    padding: 0.3rem 0; font-size: 0.9rem;
}
.toc a {
    color: var(--color-text-secondary) !important;
    text-decoration: none !important;
    transition: color var(--transition);
}
.toc a:hover { color: var(--color-accent) !important; }

/* Share bar */
.share-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 2rem 0;
    margin-top: 3rem;
    border-top: 1px solid var(--color-border);
}
.share-bar span {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.share-btn {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-text-secondary);
    transition: all var(--transition);
}
.share-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

/* Related Articles */
.related-section {
    padding: 4rem 0;
    background: var(--color-surface);
}
.related-section h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 2rem;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .featured-card { grid-template-columns: 1fr; }
    .featured-image { min-height: 280px; }
    .featured-overlay { background: linear-gradient(to bottom, transparent 40%, rgba(20,20,20,1)); }
    .newsletter-card { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .blog-grid { grid-template-columns: 1fr; }
    .newsletter-input-group { flex-direction: column; }
    .spec-highlight-grid { grid-template-columns: 1fr 1fr; }
    .related-grid { grid-template-columns: 1fr; }
}