/* Smart Hub Tech - Blog Styles */
/* ========================================
   Blog Hero Section
======================================== */
.blog-hero {
    background: linear-gradient(135deg, #0a1628 0%, #1e3a5f 50%, #0f2744 100%);
    color: var(--white);
    padding: 6rem 0;
    text-align: center;
}

.blog-hero__content {
    animation: slideInUp 0.8s ease-out;
}

.blog-hero__label {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--accent-cyan);
    padding: 0.5rem 1.25rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.blog-hero__title {
    font-size: clamp(2rem, 8vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    line-height: 1.2;
}

.blog-hero__subtitle {
    font-size: clamp(1rem, 3vw, 1.25rem);
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Ensure hero text is readable on dark background */
.blog-hero__title,
.blog-hero__label,
.blog-hero__subtitle {
    color: var(--white) !important;
}

/* ========================================
   Blog Container & Layout
======================================== */
.blog-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 5rem 1.5rem;
}

/* Add breathing room between blog sections */
.blog-container > section {
    margin-top: 2.5rem;
}

/* ========================================
   Blog Cards Grid
======================================== */
.blog-grid {
    display: grid;
    gap: 2rem;
    margin-top: 2.5rem;
}

.blog-grid--featured {
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
}

.blog-grid--standard {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

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

/* ========================================
   Blog Card
======================================== */
.blog-card {
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 0.75rem;
    padding: 2rem;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-card:hover {
    border-color: rgba(37,99,235,0.15);
    box-shadow: 0 8px 24px rgba(15, 40, 80, 0.08);
    transform: translateY(-8px) scale(1.01);
}

.blog-card--featured {
    padding: 2.5rem;
    border: 2px solid var(--light-gray);
}

.blog-card--featured:hover {
    border-color: var(--primary-accent);
}

.blog-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    gap: 1rem;
}

.blog-card__tag {
    display: inline-block;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    color: var(--primary-accent);
    padding: 0.375rem 0.875rem;
    border-radius: 2rem;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.blog-card__meta {
    font-size: 0.8rem;
    color: var(--medium-gray);
    white-space: nowrap;
}

.blog-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-dark);
    font-family: var(--font-heading);
    line-height: 1.4;
}

.blog-card__title a {
    color: inherit;
    transition: color var(--transition-fast);
}

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

/* subtle accent underline for titles */
.blog-card__title a {
    position: relative;
}
.blog-card__title a::after {
    content: '';
    position: absolute;
    left: 0;
    right: 50%;
    bottom: -6px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-accent), var(--accent-cyan));
    border-radius: 3px;
    transition: right 0.28s ease;
}
.blog-card__title a:hover::after {
    right: 0;
}

.blog-card__excerpt {
    color: var(--text-dark);
    line-height: 1.7;
    margin-bottom: auto;
    padding-bottom: 1.5rem;
    font-size: 0.95rem;
}

.blog-card__link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-accent);
    font-weight: 600;
    transition: all var(--transition-fast);
    width: fit-content;
}

.blog-card__link:hover {
    gap: 0.5rem;
    color: var(--accent-cyan);
}

/* ========================================
   Topic Cards Grid
======================================== */
.topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.topic-card {
    background: var(--off-white);
    border: 1px solid var(--light-gray);
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.topic-card:hover {
    background: var(--white);
    border-color: var(--primary-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.topic-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.topic-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

.topic-card p {
    font-size: 0.9rem;
    color: var(--medium-gray);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .topic-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.5rem;
    }

    .topic-icon {
        font-size: 2.5rem;
    }
}

/* ========================================
   Blog CTA Section
======================================== */
.blog-cta {
    background: linear-gradient(135deg, #0a1628 0%, #1e3a5f 50%, #0f2744 100%);
    color: var(--white);
    padding: 4rem 2rem;
    border-radius: 0.75rem;
    margin: 4rem 0;
    text-align: center;
}

.blog-cta__content h2 {
    font-size: clamp(1.5rem, 5vw, 2rem);
    margin-bottom: 1rem;
    font-family: var(--font-heading);
}

.blog-cta__content p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   Blog Article Container
======================================== */
.blog-article-container {
    background: var(--white);
}

.blog-article {
    display: flex;
    flex-direction: column;
}

/* ========================================
   Blog Article Header
======================================== */
.blog-article__header {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-bottom: 1px solid var(--light-gray);
    padding: 3rem 0;
}

.blog-breadcrumb {
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: 1.5rem;
}

.blog-breadcrumb a {
    color: var(--primary-accent);
    font-weight: 500;
}

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

.blog-article__title {
    font-size: clamp(2rem, 8vw, 3.5rem);
    font-weight: 800;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-family: var(--font-heading);
}

.blog-article__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    font-size: 0.95rem;
    color: var(--medium-gray);
}

.blog-article__date {
    font-weight: 500;
    color: var(--text-dark);
}

.blog-article__reading-time {
    display: flex;
    align-items: center;
}

.blog-article__tag {
    display: inline-block;
    background: var(--primary-accent);
    color: var(--white);
    padding: 0.375rem 1rem;
    border-radius: 2rem;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ========================================
   Blog Article Content
======================================== */
.blog-article__content {
    max-width: 820px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    line-height: 1.8;
}

.blog-article__content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 2rem 0 1rem 0;
    padding-top: 1rem;
    font-family: var(--font-heading);
}

.blog-article__content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin: 1.5rem 0 0.75rem 0;
    font-family: var(--font-heading);
}

.blog-article__content p {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.blog-article__content ul,
.blog-article__content ol {
    margin-bottom: 1.5rem;
    margin-left: 1.5rem;
}

.blog-article__content li {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.blog-article__content strong {
    font-weight: 600;
    color: var(--primary-dark);
}

.blog-article__content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    border: 1px solid var(--light-gray);
    border-radius: 0.5rem;
    overflow: hidden;
}

.blog-article__content th {
    background: var(--off-white);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--primary-dark);
    border-bottom: 1px solid var(--light-gray);
}

.blog-article__content td {
    padding: 1rem;
    border-bottom: 1px solid var(--light-gray);
    color: var(--text-dark);
}

.blog-article__content tr:last-child td {
    border-bottom: none;
}

.blog-article__content code {
    background: var(--off-white);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.9em;
    color: #d73a49;
}

/* ========================================
   FAQ Section
======================================== */
.faq-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--light-gray);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-accent);
    margin-bottom: 0.75rem;
}

.faq-item p {
    color: var(--text-dark);
    margin-bottom: 0;
}

/* ========================================
   Related Articles
======================================== */
.related-articles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.related-article-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--off-white);
    border: 1px solid var(--light-gray);
    border-radius: 0.5rem;
    color: inherit;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.related-article-link:hover {
    background: var(--white);
    border-color: var(--primary-accent);
    color: var(--primary-accent);
}

.related-article-icon {
    font-weight: 700;
    color: var(--primary-accent);
    flex-shrink: 0;
}

/* ========================================
   Blog Article CTA
======================================== */
.blog-article__cta {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    border: 1px solid var(--light-gray);
    border-left: 4px solid var(--primary-accent);
    border-radius: 0.75rem;
    padding: 2.5rem;
    margin: 3rem 0;
    text-align: center;
}

.blog-article__cta-content h2 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
}

.blog-article__cta-content p {
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

/* ========================================
   Blog Navigation
======================================== */
.blog-article__nav {
    background: var(--off-white);
    border-top: 1px solid var(--light-gray);
    padding: 2rem 0;
}

.blog-article__nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 820px;
    margin: 0 auto;
}

.blog-nav-link {
    color: var(--primary-accent);
    font-weight: 600;
    transition: color var(--transition-fast);
    text-decoration: none;
}

.blog-nav-link:hover {
    color: var(--accent-cyan);
}

@media (max-width: 480px) {
    .blog-article__nav .container {
        flex-direction: column;
        gap: 1rem;
    }

    .blog-nav-link {
        display: block;
        text-align: center;
    }
}

/* ========================================
   Footer (Blog-specific)
======================================== */
.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer__section h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-cyan);
}

.footer__section ul {
    list-style: none;
    margin-left: 0;
}

.footer__section li {
    margin-bottom: 0.5rem;
}

.footer__section a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer__section a:hover {
    color: var(--accent-cyan);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 768px) {
    .blog-article__content {
        padding: 2rem 1rem;
    }

    .blog-article__header {
        padding: 2rem 0;
    }

    .blog-article__title {
        font-size: 1.75rem;
    }

    .blog-article__meta {
        gap: 1rem;
        font-size: 0.85rem;
    }

    .blog-article__cta {
        padding: 1.5rem;
    }
}

/* ========================================
   Article Micro-components: Feature image, author box, TOC, share links
======================================== */
.blog-feature-image {
    margin: 1.5rem 0 0.75rem 0;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.blog-feature-image img {
    width: 100%;
    height: auto;
    display: block;
}

.author-box {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    background: var(--off-white);
    border: 1px solid var(--light-gray);
    padding: 1rem;
    border-radius: 0.5rem;
    margin: 1rem 0 1.25rem 0;
}
.author-box {
    color: var(--text-dark);
}
.author-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    flex: 0 0 64px;
}
.author-info strong {
    display: block;
    font-weight: 700;
    color: var(--primary-dark);
}
.author-role {
    display: block;
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: 0.5rem;
}
.author-bio {
    margin: 0;
    color: var(--text-dark);
}
.share-links {
    margin-left: auto;
    display: flex;
    gap: 0.5rem;
    align-items: center;
}
.share-links a {
    background: var(--white);
    border: 1px solid var(--light-gray);
    padding: 0.45rem 0.75rem;
    border-radius: 0.375rem;
    color: var(--primary-accent);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
}
.share-links a:hover {
    background: var(--primary-accent);
    color: var(--white);
}

.toc {
    background: var(--off-white);
    border-left: 4px solid var(--light-gray);
    padding: 1rem 1.25rem;
    margin: 0.75rem 0 1.5rem 0;
    border-radius: 0.5rem;
}
.toc strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}
.toc ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.toc a {
    color: var(--primary-dark);
    text-decoration: none;
    font-weight: 600;
}
.toc a:hover {
    color: var(--accent-cyan);
    text-decoration: underline;
}

@media (max-width: 768px) {
    .author-box {
        flex-direction: column;
        align-items: flex-start;
    }
    .share-links {
        margin-left: 0;
    }
}

/* Improve article content spacing and contrast */
.blog-article__content {
    max-width: 880px;
    margin: 0 auto;
    padding: 3.5rem 2rem;
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .blog-article__content {
        padding: 2rem 1rem;
    }
}

/* ========================================
   Blog Header adjustments (match site header on blog pages)
======================================== */
.page--blog .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--light-gray);
}
.page--blog .header__inner {
    padding: 0.75rem 0;
}
.page--blog .header__logo-text,
.page--blog .nav__link {
    color: var(--primary-dark);
}
.page--blog .nav__list {
    gap: 1.5rem;
}
.page--blog .nav__cta {
    background: var(--primary-accent);
    color: var(--white);
}

/* ========================================
   Next Steps & Related Resources improvements
======================================== */
.blog-article #next-steps {
    margin-top: 2rem;
}
.blog-article #next-steps ol {
    padding-left: 1.25rem;
}
.blog-article #next-steps li {
    margin-bottom: 0.75rem;
    color: var(--dark-gray);
}
.blog-article .related-articles {
    margin-top: 1rem;
}
.related-article-link {
    align-items: center;
    padding: 1rem 1.25rem;
}
.related-article-link span {
    color: var(--primary-dark);
}

/* Progressive enhancement: show FAQ answers when JS is not available */
.no-js .faq-item__answer {
    max-height: none !important;
    overflow: visible !important;
}

/* When JS is present, enable accordion behaviour */
.js .faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}
.js .faq-item.active .faq-item__answer {
    max-height: 500px;
}


/* ========================================
   Legacy article pages visual uplift
======================================== */
.blog-post-page {
    background: #f8fafc;
    color: var(--text-dark);
}

.blog-post-page > header {
    background: var(--white);
    border-bottom: 1px solid var(--light-gray);
    position: sticky;
    top: 0;
    z-index: 50;
}

.blog-post-page > header nav {
    max-width: 860px;
    margin: 0 auto;
    padding: 0.9rem 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-weight: 600;
}

.blog-post-page > header nav a {
    color: var(--primary-accent);
    text-decoration: none;
}

.blog-post-page main {
    max-width: 860px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
}

.blog-post-page article {
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(15,40,80,0.06);
}

.blog-post-page article > h1 {
    font-family: var(--font-heading);
    color: var(--primary-dark);
    line-height: 1.2;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    margin-bottom: 1rem;
}

.blog-post-page section {
    scroll-margin-top: 5rem;
}

.blog-post-page section > h2 {
    font-family: var(--font-heading);
    color: var(--primary-dark);
    margin-top: 2rem;
    margin-bottom: 0.8rem;
}

.blog-post-page footer {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--light-gray);
}

@media (max-width: 768px) {
    .blog-post-page article {
        padding: 1.25rem;
    }
}