/**
 * blog.css — Styles for Blog Listing and Single Post Pages
 */

:root {
    --blog-primary: #017296;
    --blog-primary-dark: #015a78;
    --blog-primary-light: #e8f4f8;
    --blog-accent: #ffd166;
    --blog-text: #333;
    --blog-text-light: #666;
    --blog-border: #e5e5e5;
    --blog-bg: #f8f9fa;
    --blog-card-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --blog-card-hover-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* ===== Blog Hero ===== */
.blog-hero {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    padding: 80px 0 60px;
    color: #fff;
}

.blog-hero-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.blog-hero-subtitle {
    font-size: 1.15rem;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Search Form */
.blog-search-form {
    max-width: 500px;
    margin: 0 auto;
}

.blog-search-wrapper {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 50px;
    padding: 6px 6px 6px 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.blog-search-wrapper i {
    color: var(--blog-text-light);
    margin-right: 12px;
}

.blog-search-wrapper input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    padding: 10px 0;
    color: var(--blog-text);
}

.blog-search-wrapper input::placeholder {
    color: #999;
}

.blog-search-wrapper button {
    background: var(--blog-primary);
    color: #fff;
    border: none;
    border-radius: 50px;
    padding: 12px 24px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.blog-search-wrapper button:hover {
    background: var(--blog-primary-dark);
}

/* ===== Filter Section ===== */
.blog-filters {
    background: #fff;
    padding: 20px 0;
    border-bottom: 1px solid var(--blog-border);
    position: sticky;
    top: 80px;
    z-index: 100;
}

.blog-filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 16px;
}

.blog-filter-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 50px;
    border: 1px solid var(--blog-border);
    background: #fff;
    color: var(--blog-text);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

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

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

.pill-count {
    background: rgba(0, 0, 0, 0.1);
    padding: 2px 8px;
    border-radius: 50px;
    font-size: 0.75rem;
}

.blog-filter-pill.active .pill-count {
    background: rgba(255, 255, 255, 0.2);
}

.blog-secondary-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.blog-filter-select {
    padding: 8px 16px;
    border: 1px solid var(--blog-border);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--blog-text);
    background: #fff;
    cursor: pointer;
}

/* ===== Blog Posts Grid ===== */
.blog-posts-section {
    padding: 48px 0 80px;
    background: var(--blog-bg);
}

.blog-no-posts {
    text-align: center;
    padding: 80px 20px;
    color: var(--blog-text-light);
}

.blog-no-posts i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.3;
}

.blog-no-posts h3 {
    margin-bottom: 12px;
    color: var(--blog-text);
}

/* ===== Blog Card ===== */
.blog-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--blog-card-shadow);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--blog-card-hover-shadow);
}

.blog-card-image-link {
    display: block;
    overflow: hidden;
    aspect-ratio: 16/10;
}

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

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

.blog-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-category-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--blog-primary);
    color: #fff;
    text-decoration: none;
    margin-bottom: 12px;
    align-self: flex-start;
}

.blog-category-badge:hover {
    opacity: 0.9;
    color: #fff;
}

.blog-card-title {
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 10px;
}

.blog-card-title a {
    color: var(--blog-text);
    text-decoration: none;
    transition: color 0.2s;
}

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

.blog-card-excerpt {
    color: var(--blog-text-light);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.blog-card-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--blog-text-light);
    margin-bottom: 16px;
}

.blog-card-author {
    display: flex;
    align-items: center;
    gap: 6px;
}

.blog-card-info {
    display: flex;
    gap: 16px;
}

.blog-card-date,
.blog-card-read-time {
    display: flex;
    align-items: center;
    gap: 4px;
}

.blog-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--blog-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: gap 0.2s;
}

.blog-read-more:hover {
    gap: 10px;
    color: var(--blog-primary-dark);
}

/* ===== Pagination ===== */
.blog-pagination {
    margin-top: 48px;
    text-align: center;
}

.blog-pagination .pagination {
    gap: 4px;
}

.blog-pagination .page-link {
    border-radius: 8px;
    border: 1px solid var(--blog-border);
    color: var(--blog-text);
    padding: 10px 16px;
    font-weight: 500;
}

.blog-pagination .page-item.active .page-link {
    background: var(--blog-primary);
    border-color: var(--blog-primary);
}

.blog-pagination .page-link:hover {
    background: var(--blog-primary-light);
    border-color: var(--blog-primary);
    color: var(--blog-primary);
}

.blog-pagination-info {
    margin-top: 16px;
    color: var(--blog-text-light);
    font-size: 0.9rem;
}

/* ===== Single Post Styles ===== */
.blog-post-main {
    background: #fff;
}

.blog-breadcrumb {
    background: var(--blog-bg);
    padding: 16px 0;
    border-bottom: 1px solid var(--blog-border);
}

.blog-breadcrumb .breadcrumb {
    margin: 0;
    font-size: 0.85rem;
}

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

.blog-breadcrumb .breadcrumb-item a:hover {
    color: var(--blog-primary);
}

.blog-breadcrumb .breadcrumb-item.active {
    color: var(--blog-text);
}

/* Article Header */
.blog-article {
    padding: 48px 0;
}

.blog-article-header {
    text-align: center;
    margin-bottom: 32px;
}

.blog-difficulty-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-left: 8px;
}

.blog-difficulty-beginner {
    background: #d4edda;
    color: #155724;
}

.blog-difficulty-core {
    background: #fff3cd;
    color: #856404;
}

.blog-difficulty-advanced {
    background: #f8d7da;
    color: #721c24;
}

.blog-article-title {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 20px 0;
    color: var(--blog-text);
}

.blog-article-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    color: var(--blog-text-light);
    font-size: 0.9rem;
}

.blog-article-meta > div {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Featured Image */
.blog-article-featured-image {
    margin: 0 0 32px;
    border-radius: 16px;
    overflow: hidden;
}

.blog-article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Key Takeaways */
.blog-key-takeaways {
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cd 100%);
    border-left: 4px solid var(--blog-accent);
    border-radius: 0 12px 12px 0;
    padding: 24px;
    margin-bottom: 32px;
}

.blog-key-takeaways-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.blog-key-takeaways-header i {
    color: #d4a500;
    font-size: 1.25rem;
}

.blog-key-takeaways-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: #856404;
}

.blog-key-takeaways-content {
    color: #5a4a00;
    line-height: 1.7;
}

.blog-key-takeaways-content ul {
    margin: 0;
    padding-left: 20px;
}

.blog-key-takeaways-content li {
    margin-bottom: 8px;
}

/* Article Content */
.blog-article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--blog-text);
}

.blog-article-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--blog-text);
}

.blog-article-content h3 {
    font-size: 1.35rem;
    font-weight: 600;
    margin: 32px 0 16px;
    color: var(--blog-text);
}

.blog-article-content h4 {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--blog-text);
}

.blog-article-content p {
    margin-bottom: 20px;
}

.blog-article-content ul,
.blog-article-content ol {
    margin-bottom: 20px;
    padding-left: 24px;
}

.blog-article-content li {
    margin-bottom: 8px;
}

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

.blog-article-content a:hover {
    color: var(--blog-primary-dark);
}

.blog-article-content blockquote {
    border-left: 4px solid var(--blog-primary);
    padding: 16px 24px;
    margin: 24px 0;
    background: var(--blog-bg);
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

.blog-article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 24px 0;
}

.blog-article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
}

.blog-article-content th,
.blog-article-content td {
    border: 1px solid var(--blog-border);
    padding: 12px;
    text-align: left;
}

.blog-article-content th {
    background: var(--blog-bg);
    font-weight: 600;
}

/* FAQ Section */
.blog-faq-section {
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--blog-border);
}

.blog-faq-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--blog-text);
}

.blog-faq-title i {
    color: var(--blog-primary);
}

.blog-faq-item {
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
}

.blog-faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    background: #fff;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--blog-text);
    cursor: pointer;
    transition: background 0.2s;
}

.blog-faq-question:hover {
    background: var(--blog-bg);
}

.blog-faq-question i {
    transition: transform 0.3s;
    color: var(--blog-primary);
}

.blog-faq-question:not(.collapsed) i {
    transform: rotate(180deg);
}

.blog-faq-answer-content {
    padding: 0 20px 20px;
    color: var(--blog-text-light);
    line-height: 1.7;
}

/* Tags */
.blog-article-tags {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--blog-border);
}

.blog-article-tags h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--blog-text);
}

.blog-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.blog-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--blog-bg);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--blog-text-light);
}

/* Share Section */
.blog-share-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--blog-border);
    text-align: center;
}

.blog-share-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--blog-text);
}

.blog-share-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.blog-share-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: none;
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}

.blog-share-btn:hover {
    transform: scale(1.1);
    opacity: 0.9;
    color: #fff;
}

.blog-share-twitter {
    background: #1da1f2;
}

.blog-share-facebook {
    background: #1877f2;
}

.blog-share-linkedin {
    background: #0a66c2;
}

.blog-share-copy {
    background: var(--blog-text-light);
}

/* Related Posts */
.blog-related-section {
    background: var(--blog-bg);
    padding: 64px 0;
}

.blog-related-title {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--blog-text);
}

.blog-card-related {
    background: #fff;
}

/* CTA Section */
.blog-cta-section {
    padding: 64px 0;
    background: #fff;
}

.blog-cta-card {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    border-radius: 20px;
    padding: 48px;
    color: #fff;
}

.blog-cta-card h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.blog-cta-card p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin: 0;
}

.blog-cta-card .tp-btn {
    background: #fff;
    color: var(--blog-primary);
    padding: 14px 32px;
    font-weight: 600;
    border-radius: 50px;
    display: inline-block;
    margin-top: 16px;
}

.blog-cta-card .tp-btn:hover {
    background: var(--blog-accent);
    color: var(--blog-text);
}

/* ===== Responsive ===== */
@media (max-width: 991px) {
    .blog-hero {
        padding: 60px 0 40px;
    }
    
    .blog-hero-title {
        font-size: 2rem;
    }
    
    .blog-article-title {
        font-size: 1.75rem;
    }
    
    .blog-filters {
        top: 70px;
    }
    
    .blog-cta-card {
        text-align: center;
    }
    
    .blog-cta-card .text-lg-end {
        text-align: center !important;
        margin-top: 24px;
    }
}

@media (max-width: 767px) {
    .blog-hero {
        padding: 48px 0 32px;
    }
    
    .blog-hero-title {
        font-size: 1.75rem;
    }
    
    .blog-hero-subtitle {
        font-size: 1rem;
    }
    
    .blog-filter-pills {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 8px;
        -webkit-overflow-scrolling: touch;
    }
    
    .blog-filter-pill {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .blog-article-title {
        font-size: 1.5rem;
    }
    
    .blog-article-meta {
        gap: 12px;
        font-size: 0.8rem;
    }
    
    .blog-article-content {
        font-size: 1rem;
    }
    
    .blog-key-takeaways {
        padding: 20px;
    }
    
    .blog-cta-card {
        padding: 32px 24px;
    }
    
    .blog-cta-card h3 {
        font-size: 1.35rem;
    }
}