/* ==============================================
   Blog Styles - VigoServices
   ============================================== */

/* Blog Section */
.blog-section,
.blog-detail-section {
    background: var(--light);
    min-height: calc(100vh - 200px);
    padding: 3rem 0;
}

/* Header */
.blog-header {
    margin-bottom: 1.5rem;
}

.blog-page-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 0.75rem;
}

.blog-page-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    margin: 0 auto;
}

/* Category Pills */
.blog-categories {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.blog-cat-pill {
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--gray);
    background: white;
    border: 2px solid var(--gray-light);
    transition: var(--transition);
}

.blog-cat-pill:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.blog-cat-pill.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

/* Blog Card */
.blog-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.blog-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.blog-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--light);
}

.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-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    color: rgba(255, 255, 255, 0.3);
    font-size: 3rem;
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--primary);
    color: white;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.blog-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.75rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-excerpt {
    color: var(--gray);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.8125rem;
    color: var(--gray);
    padding-top: 1rem;
    border-top: 1px solid var(--light);
}

/* Link visible en blog card */
.blog-card-readmore {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1.25rem;
    margin-top: 1rem;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.blog-card-readmore i {
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-card-readmore {
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.4);
    transform: translateY(-2px);
}

.blog-card:hover .blog-card-readmore i {
    transform: translateX(4px);
}

/* Empty State */
.blog-empty {
    padding: 5rem 2rem;
}

.blog-empty-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.5);
}

.blog-empty h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.blog-empty p {
    color: var(--gray);
    font-size: 1.125rem;
}

/* ==============================================
   Blog Detail
   ============================================== */

/* Breadcrumb */
.blog-breadcrumb {
    margin-bottom: 2rem;
}

.blog-breadcrumb .breadcrumb {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
}

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

/* Article */
.blog-article {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.blog-article-header {
    padding: 2.5rem 2.5rem 1.5rem;
}

.blog-article-category {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: var(--primary);
    color: white;
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.blog-article-category:hover {
    background: var(--primary-dark);
    color: white;
}

.blog-article-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.blog-article-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    color: var(--gray);
    font-size: 0.875rem;
}

/* Image */
.blog-article-image {
    width: 100%;
    max-height: 500px;
    overflow: hidden;
}

.blog-article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Content */
.blog-article-content {
    padding: 2.5rem;
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--dark);
}

.blog-article-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 1.5rem 0 0.75rem;
    color: var(--dark);
}

.blog-article-content h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin: 1.25rem 0 0.5rem;
    color: var(--dark);
}

.blog-article-content p {
    margin-bottom: 1rem;
}

.blog-article-content section {
    padding: 0;
    margin: 0;
}

.blog-article-content article {
    padding: 0;
    margin: 0;
}

.blog-article-content header {
    padding: 0;
    margin: 0 0 1.5rem;
}

.blog-article-content ul,
.blog-article-content ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}

.blog-article-content li {
    margin-bottom: 0.5rem;
}

.blog-article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 1.5rem 0;
}

.blog-article-content blockquote {
    border-left: 4px solid var(--primary);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: var(--light);
    border-radius: 0 12px 12px 0;
    font-style: italic;
    color: var(--gray);
}

.blog-article-content a {
    color: var(--primary);
    text-decoration: underline;
}

/* Tags */
.blog-article-tags {
    padding: 1.5rem 2.5rem;
    border-top: 1px solid var(--light);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    color: var(--gray);
}

.blog-tag {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--light);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.blog-tag:hover {
    background: var(--primary);
    color: white;
}

/* Share */
.blog-article-share {
    padding: 1.5rem 2.5rem;
    border-top: 1px solid var(--light);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.share-label {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.875rem;
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1rem;
}

.share-btn:hover {
    transform: translateY(-2px);
    color: white;
}

.share-twitter { background: #1da1f2; }
.share-facebook { background: #1877f2; }
.share-whatsapp { background: #25d366; }
.share-linkedin { background: #0077b5; }

/* CTA Box */
.blog-cta-box {
    margin: 2rem 2.5rem 2.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, #dbeafe 0%, #e0e7ff 100%);
    border-radius: 15px;
    border-left: 4px solid var(--primary);
}

.blog-cta-box h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.blog-cta-box p {
    color: var(--gray);
    margin-bottom: 1rem;
}

/* ==============================================
   Sidebar
   ============================================== */

.blog-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-cta {
    background: var(--primary-gradient);
    color: white;
    padding: 2rem;
    border-radius: 20px;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
}

.sidebar-cta h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.sidebar-cta p {
    opacity: 0.9;
    font-size: 0.9375rem;
    margin-bottom: 1.25rem;
}

.sidebar-cta .btn {
    background: white;
    color: var(--primary);
    font-weight: 700;
    border: none;
}

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

.sidebar-section {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.sidebar-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--light);
}

.sidebar-post {
    display: block;
    text-decoration: none;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--light);
    transition: var(--transition);
}

.sidebar-post:last-child {
    border-bottom: none;
}

.sidebar-post:hover {
    padding-left: 0.5rem;
}

.sidebar-post h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.sidebar-post span {
    font-size: 0.75rem;
    color: var(--gray);
}

.sidebar-search .form-control {
    border-radius: 10px;
    border: 2px solid var(--gray-light);
    padding: 0.75rem 1rem;
}

/* ==============================================
   Recent Posts Widget
   ============================================== */

.recent-posts-widget {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.recent-post-item {
    display: block;
    text-decoration: none;
    padding: 0.75rem;
    border-radius: 10px;
    transition: var(--transition);
}

.recent-post-item:hover {
    background: var(--light);
}

.recent-post-cat {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
}

.recent-post-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--dark);
    margin: 0.25rem 0;
    line-height: 1.4;
}

.recent-post-date {
    font-size: 0.75rem;
    color: var(--gray);
}

/* SEO Intro Text — visible for LLMs and Google */
.blog-seo-intro {
    margin: -0.5rem 0 2rem;
    text-align: left;
}

.blog-seo-intro p {
    color: var(--gray);
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
}

.blog-seo-intro a {
    color: var(--primary);
    text-decoration: underline;
}

/* Article Excerpt */
.blog-article-excerpt {
    font-size: 1.125rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
    border-left: 3px solid var(--primary);
    padding-left: 1rem;
}

/* Article Context — semantic text for LLMs */
.blog-article-context {
    padding: 1.5rem 2.5rem;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    border-left: 4px solid var(--success);
}

.blog-article-context p {
    color: var(--gray);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
}

.blog-article-context a {
    color: var(--primary);
    text-decoration: underline;
}

.blog-article-context strong {
    color: var(--dark);
}

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

@media (max-width: 991px) {
    .blog-sidebar {
        position: relative;
        top: 0;
        margin-top: 2rem;
    }
}

@media (max-width: 767px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .blog-article-header,
    .blog-article-content {
        padding: 1.5rem;
    }

    .blog-article-tags,
    .blog-article-share {
        padding: 1.25rem 1.5rem;
    }

    .blog-cta-box {
        margin: 1.5rem;
    }

    .blog-article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .blog-article-share {
        flex-wrap: wrap;
    }

    .blog-article-context {
        padding: 1.25rem 1.5rem;
    }
}