/* ======================================================
   BLOG LISTING PAGE STYLES
   Version: 2.1
   Uses theme.css variables – fully theme-aware
   ====================================================== */

/* --------------------------------------
   Blog Hero Section
-------------------------------------- */
.blog-hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

.blog-hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

.blog-hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.blog-hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.blog-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.blog-stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

.blog-search-box {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.blog-search-box input {
    width: 100%;
    padding: 1rem 3rem 1rem 1.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    background: var(--white);
    color: var(--gray-800);
    outline: none;
    transition: all 0.3s;
}

.blog-search-box input:focus {
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.5);
}

.blog-search-box .search-btn {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--primary);
    font-size: 1.2rem;
    padding: 0.5rem;
}

/* --------------------------------------
   Categories Filter
-------------------------------------- */
.blog-categories-section {
    background: var(--gray-50);
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--gray-200);
}

.categories-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.category-filter-btn {
    padding: 0.5rem 1.25rem;
    border: none;
    background: var(--white);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--gray-700);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.category-filter-btn i {
    margin-right: 0.5rem;
}

.category-filter-btn:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.category-filter-btn.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.2);
}

/* --------------------------------------
   Section Headers
-------------------------------------- */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-800);
    position: relative;
    display: inline-block;
}

.section-subtitle {
    color: var(--gray-500);
    margin-top: 0.25rem;
}

.sort-options select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    background: var(--white);
    color: var(--gray-700);
    font-size: 0.9rem;
    cursor: pointer;
}

/* --------------------------------------
   Featured Posts Grid
-------------------------------------- */
.featured-posts-section {
    padding: 3rem 0;
    background: var(--white);
}

.featured-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.featured-post-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.featured-post-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.12);
}

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

.post-image-container {
    position: relative;
    overflow: hidden;
    padding-top: 56.25%; /* 16:9 aspect ratio */
}

.post-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.featured-post-card:hover .post-image {
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 1;
}

.post-content {
    padding: 1.5rem;
}

.post-category {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.post-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1.4;
    color: var(--gray-800);
}

.post-excerpt {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--gray-500);
}

.author-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.author-details {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    color: var(--gray-700);
}

.post-stats {
    display: flex;
    gap: 0.75rem;
}

.stat i {
    margin-right: 0.25rem;
}

/* --------------------------------------
   All Posts Grid
-------------------------------------- */
.all-posts-section {
    padding: 3rem 0;
    background: var(--gray-50);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.post-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.post-card .post-image-container {
    padding-top: 66.67%; /* 3:2 aspect ratio */
}

.post-card .post-content {
    padding: 1.25rem;
}

.post-card .post-title {
    font-size: 1.1rem;
}

.post-card .post-excerpt {
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.post-card .post-meta {
    justify-content: flex-start;
    gap: 1rem;
    border-top: 1px solid var(--gray-200);
    padding-top: 0.75rem;
    margin-top: 0.5rem;
}

/* --------------------------------------
   Load More Button
-------------------------------------- */
.load-more-container {
    text-align: center;
    margin-top: 2rem;
}

.load-more-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.load-more-btn:hover {
    background: var(--primary-dark);
}

.load-more-btn i {
    margin-left: 0.5rem;
    transition: transform 0.2s;
}

.load-more-btn:hover i {
    transform: translateY(2px);
}

/* --------------------------------------
   Newsletter Section
-------------------------------------- */
.blog-newsletter-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.newsletter-card {
    background: var(--primary);
    border-radius: 24px;
    padding: 3rem;
    color: white;
    text-align: center;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1);
}

.newsletter-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.newsletter-content p {
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-input {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    outline: none;
}

.btn-subscribe {
    background: var(--primary-dark);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-subscribe:hover {
    background: var(--secondary-dark);
}

.btn-subscribe i {
    margin-left: 0.5rem;
}

.form-note {
    font-size: 0.75rem;
    margin-top: 1rem;
    opacity: 0.8;
}

/* --------------------------------------
   Popular Categories Grid
-------------------------------------- */
.popular-categories-section {
    padding: 3rem 0;
    background: var(--white);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.category-card {
    background: var(--white);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
    border: 1px solid var(--gray-200);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    border-color: var(--primary);
}

.category-icon {
    width: 48px;
    height: 48px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.category-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--gray-800);
}

.category-content p {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
}

.category-count {
    font-size: 0.7rem;
    color: var(--primary);
    font-weight: 600;
}

/* --------------------------------------
   No Results Message
-------------------------------------- */
.no-results {
    text-align: center;
    padding: 3rem;
    background: var(--white);
    border-radius: 12px;
    grid-column: 1 / -1;
}

.no-results-content i {
    font-size: 3rem;
    color: var(--gray-400);
    margin-bottom: 1rem;
}

.no-results-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.no-results-content p {
    color: var(--gray-500);
    margin-bottom: 1.5rem;
}

.clear-search-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    cursor: pointer;
}

.clear-search-btn:hover {
    background: var(--primary-dark);
}

/* --------------------------------------
   Responsive Design
-------------------------------------- */
@media (max-width: 1024px) {
    .blog-hero-title {
        font-size: 2.5rem;
    }
    
    .blog-stats {
        gap: 2rem;
    }
    
    .featured-posts-grid {
        gap: 1.5rem;
    }
    
    .posts-grid {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .blog-hero-section {
        padding: 3rem 0;
    }
    
    .blog-hero-title {
        font-size: 2rem;
    }
    
    .blog-hero-subtitle {
        font-size: 1rem;
    }
    
    .blog-stats {
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .sort-options {
        width: 100%;
    }
    
    .sort-options select {
        width: 100%;
    }
    
    .featured-posts-grid,
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-card {
        padding: 2rem 1.5rem;
    }
    
    .newsletter-content h2 {
        font-size: 1.5rem;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .btn-subscribe {
        width: 100%;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .blog-hero-title {
        font-size: 1.75rem;
    }
    
    .blog-stats {
        gap: 1rem;
    }
    
    .categories-filter {
        gap: 0.5rem;
    }
    
    .category-filter-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}