/*
   SmashClub Blog Styles
   Extends main style.css
*/

/* ================================
   Blog List Page
   ================================ */

.blog-hero {
    padding: 4rem 0 3rem;
    background: var(--bg-body);
}

.blog-hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.blog-hero .subtitle {
    font-size: 1.35rem;
    color: var(--text-secondary);
    max-width: 600px;
}

/* Category Filter */
.blog-filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    border: 1px solid var(--border-light);
    background: #fff;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-body);
}

.filter-btn:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
}

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

/* Blog Card */
.blog-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: #cbd5e0;
}

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

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.blog-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.blog-card-title a {
    color: inherit;
    text-decoration: none;
}

.blog-card-title a:hover {
    color: var(--accent-blue);
}

.blog-card-excerpt {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
}

.blog-card-date {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.blog-card-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.blog-card-link:hover {
    gap: 0.5rem;
}

/* ================================
   Categories
   ================================ */

.category-badge {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 4px;
}

.category-badge.use-cases {
    background: rgba(253, 83, 33, 0.12);
    color: #FD5321;
}

.category-badge.insights {
    background: rgba(0, 102, 255, 0.1);
    color: #0066ff;
}

.category-badge.updates {
    background: rgba(212, 255, 0, 0.3);
    color: #5a6600;
}

.category-badge.stories {
    background: rgba(17, 17, 17, 0.08);
    color: #111111;
}

/* ================================
   Article Page
   ================================ */

.article-header {
    padding: 4rem 0 3rem;
    background: var(--bg-surface);
}

.article-header .container {
    max-width: 900px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--accent-blue);
}

.article-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    color: var(--text-secondary);
    font-size: 1rem;
}

.article-meta time {
    font-weight: 500;
}

.reading-time {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.reading-time::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--text-tertiary);
    border-radius: 50%;
}

/* Article Body */
.article-body {
    max-width: 720px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.article-body h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-top: 3rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.article-body h3 {
    font-size: 1.6rem;
    font-weight: 600;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.article-body p {
    font-size: 1.15rem;
    margin-bottom: 1.5rem;
    line-height: 1.85;
    color: var(--text-primary);
}

.article-body ul,
.article-body ol {
    font-size: 1.15rem;
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.article-body li {
    margin-bottom: 0.75rem;
    line-height: 1.8;
}

.article-body blockquote {
    margin: 2rem 0;
    padding: 1.5rem 2rem;
    background: var(--bg-surface);
    border-left: 4px solid var(--accent-blue);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 1.15rem;
    font-style: italic;
    color: var(--text-secondary);
}

.article-body blockquote p {
    margin-bottom: 0;
}

.article-body img {
    border-radius: var(--radius-md);
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

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

.article-body a:hover {
    text-decoration: none;
}

/* Highlight Box */
.highlight-box {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.06) 0%, rgba(0, 136, 204, 0.06) 100%);
    border: 1px solid rgba(0, 102, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
}

.highlight-box p {
    font-size: 1.15rem;
    margin-bottom: 0;
}

/* Article CTA */
.article-cta {
    max-width: 720px;
    margin: 0 auto;
    padding: 3rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: var(--radius-lg);
    margin-bottom: 4rem;
}

.article-cta h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 1.5rem;
}

.article-cta .btn-primary {
    background: #fff;
    color: var(--accent-primary);
}

.article-cta .btn-primary:hover {
    background: var(--accent-lime);
    color: var(--accent-primary);
}

/* Related Articles */
.related-articles {
    padding: 4rem 0;
    background: var(--bg-surface);
}

.related-articles h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

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

@media (max-width: 768px) {
    .blog-hero {
        padding: 3rem 0 2rem;
    }

    .article-header {
        padding: 3rem 0 2rem;
    }

    .article-body {
        padding: 3rem 1.5rem;
    }

    .article-cta {
        padding: 2rem 1.5rem;
        margin-left: 1rem;
        margin-right: 1rem;
    }

    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .reading-time::before {
        display: none;
    }
}