/* ========================
   Blog Listing Page
   ======================== */
.blog-hero {
    padding: 140px 0 60px;
    background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-dark) 100%);
    text-align: center;
}

.blog-hero__title {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 16px;
}

.blog-hero__text {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Blog Categories Filter */
.blog-categories {
    padding: 40px 0 0;
}

.blog-categories__list {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.blog-categories__btn {
    padding: 8px 22px;
    border: 1px solid var(--color-border);
    border-radius: 50px;
    background: var(--color-white);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition);
}

.blog-categories__btn:hover {
    border-color: var(--color-secondary);
    color: var(--color-primary);
}

.blog-categories__btn.active {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-primary);
    font-weight: 600;
}

/* Blog Grid */
.blog-grid {
    padding: 48px 0 80px;
}

.blog-grid__container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

/* Blog Card */
.blog-card {
    display: block;
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(58, 235, 181, 0.3);
}

.blog-card__image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--color-bg-alt);
}

.blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.blog-card__placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.blog-card__placeholder i {
    font-size: 32px;
}

.blog-card__category {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 14px;
    background: var(--color-secondary);
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-card__body {
    padding: 24px;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 12px;
}

.blog-card__meta i {
    margin-right: 4px;
    color: var(--color-secondary);
    font-size: 12px;
}

.blog-card__title {
    font-family: var(--font-heading);
    font-size: 19px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.4;
    margin-bottom: 12px;
    transition: var(--transition);
}

.blog-card:hover .blog-card__title {
    color: var(--color-secondary);
}

.blog-card__excerpt {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__read-more {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-secondary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.blog-card:hover .blog-card__read-more {
    gap: 10px;
}

/* Blog Pagination */
.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.blog-pagination__btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: var(--color-white);
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition);
}

.blog-pagination__btn:hover {
    border-color: var(--color-secondary);
    color: var(--color-primary);
}

.blog-pagination__btn.active {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-primary);
    font-weight: 700;
}

/* Featured Post */
.blog-featured {
    padding: 60px 0 0;
}

.blog-featured__card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    background: var(--color-white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
}

.blog-featured__card:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(58, 235, 181, 0.3);
}

.blog-featured__image {
    position: relative;
    min-height: 340px;
    overflow: hidden;
    background: var(--color-bg-alt);
}

.blog-featured__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.blog-featured__card:hover .blog-featured__image img {
    transform: scale(1.03);
}

.blog-featured__badge {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 16px;
    background: var(--color-primary);
    color: var(--color-secondary);
    font-size: 12px;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.blog-featured__body {
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-featured__category {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.blog-featured__title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.3;
    margin-bottom: 16px;
}

.blog-featured__excerpt {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 24px;
}

.blog-featured__meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 13px;
    color: var(--color-text-light);
}

.blog-featured__meta i {
    margin-right: 5px;
    color: var(--color-secondary);
}

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

/* Article Hero */
.article-hero {
    padding: 120px 0 48px;
}

.article-hero__breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.article-hero__breadcrumb a {
    color: var(--color-text-light);
    transition: var(--transition);
}

.article-hero__breadcrumb a:hover {
    color: var(--color-secondary);
}

.article-hero__breadcrumb span {
    color: var(--color-text-light);
}

.article-hero__breadcrumb .current {
    color: var(--color-primary);
    font-weight: 500;
}

.article-hero__category {
    display: inline-block;
    padding: 5px 18px;
    background: rgba(58, 235, 181, 0.12);
    color: var(--color-secondary);
    font-size: 13px;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
}

.article-hero__title {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 900;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 24px;
    max-width: 820px;
}

.article-hero__meta {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.article-hero__author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.article-hero__author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 800;
    color: var(--color-primary);
}

.article-hero__author-info {
    display: flex;
    flex-direction: column;
}

.article-hero__author-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
}

.article-hero__author-role {
    font-size: 12px;
    color: var(--color-text-light);
}

.article-hero__details {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 13px;
    color: var(--color-text-light);
}

.article-hero__details i {
    margin-right: 5px;
    color: var(--color-secondary);
    font-size: 12px;
}

.article-hero__separator {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Article Cover Image */
.article-cover {
    margin-bottom: 48px;
}

.article-cover__image {
    width: 100%;
    border-radius: var(--radius);
    overflow: hidden;
    max-height: 500px;
}

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

.article-cover__placeholder {
    width: 100%;
    height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border-radius: var(--radius);
    color: rgba(255, 255, 255, 0.5);
    font-size: 15px;
}

.article-cover__placeholder i {
    font-size: 40px;
}

/* Article Layout */
.article-layout {
    padding-bottom: 80px;
}

.article-layout__container {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 48px;
    align-items: start;
}

/* Article Content */
.article-content {
    max-width: 100%;
    overflow-wrap: break-word;
}

.article-content h2 {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 800;
    color: var(--color-primary);
    margin-top: 40px;
    margin-bottom: 16px;
    line-height: 1.3;
}

.article-content h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 32px;
    margin-bottom: 12px;
}

.article-content p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--color-text);
    margin-bottom: 20px;
}

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

.article-content li {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 8px;
}

.article-content ul li {
    list-style-type: disc;
}

.article-content ol li {
    list-style-type: decimal;
}

.article-content a {
    color: var(--color-secondary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

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

.article-content strong {
    color: var(--color-primary);
    font-weight: 600;
}

.article-content blockquote {
    margin: 32px 0;
    padding: 24px 28px;
    border-left: 4px solid var(--color-secondary);
    background: var(--color-bg);
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: 17px;
    font-style: italic;
    line-height: 1.8;
    color: var(--color-primary);
}

.article-content pre {
    margin: 24px 0;
    padding: 24px;
    background: var(--color-dark);
    border-radius: var(--radius);
    overflow-x: auto;
    font-size: 14px;
    line-height: 1.7;
    color: #e2e8f0;
}

.article-content code {
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 14px;
}

.article-content p code {
    padding: 2px 8px;
    background: var(--color-bg);
    border-radius: 6px;
    color: var(--color-primary);
    font-size: 14px;
}

.article-content img {
    width: 100%;
    border-radius: var(--radius);
    margin: 24px 0;
}

.article-content figure {
    margin: 32px 0;
}

.article-content figcaption {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-light);
    margin-top: 10px;
    font-style: italic;
}

/* Key Takeaway / Highlight Box */
.article-highlight {
    margin: 32px 0;
    padding: 24px 28px;
    background: rgba(58, 235, 181, 0.08);
    border: 1px solid rgba(58, 235, 181, 0.2);
    border-radius: var(--radius);
}

.article-highlight__title {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.article-highlight__title i {
    color: var(--color-secondary);
}

.article-highlight p {
    font-size: 15px;
    margin-bottom: 0;
}

/* Table of Contents (in-article) */
.article-toc {
    margin: 24px 0 32px;
    padding: 24px 28px;
    background: var(--color-bg);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.article-toc__title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.article-toc__title i {
    color: var(--color-secondary);
}

.article-toc__list {
    padding-left: 0;
}

.article-toc__list li {
    list-style: none;
    margin-bottom: 6px;
    font-size: 14px;
    line-height: 1.6;
}

.article-toc__list li::before {
    content: '→';
    margin-right: 8px;
    color: var(--color-secondary);
    font-weight: 600;
}

.article-toc__list a {
    color: var(--color-text);
    text-decoration: none;
}

.article-toc__list a:hover {
    color: var(--color-secondary);
}

/* Article Tags */
.article-tags {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.article-tags__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-right: 4px;
}

.article-tags .tag {
    padding: 5px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 13px;
    color: var(--color-text);
    transition: var(--transition);
}

.article-tags .tag:hover {
    border-color: var(--color-secondary);
    color: var(--color-primary);
}

/* Share Buttons */
.article-share {
    margin-top: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.article-share__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-right: 4px;
}

.article-share__btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}

.article-share__btn:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

/* Sidebar */
.article-sidebar {
    position: sticky;
    top: 100px;
}

/* Sidebar Widget */
.sidebar-widget {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
    margin-bottom: 24px;
}

.sidebar-widget__title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--color-bg);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-widget__title i {
    color: var(--color-secondary);
}

/* Sidebar TOC */
.sidebar-toc__list {
    padding-left: 0;
}

.sidebar-toc__list li {
    list-style: none;
    margin-bottom: 4px;
}

.sidebar-toc__list a {
    display: block;
    padding: 8px 14px;
    font-size: 14px;
    color: var(--color-text);
    border-radius: 8px;
    transition: var(--transition);
    border-left: 2px solid transparent;
}

.sidebar-toc__list a:hover,
.sidebar-toc__list a.active {
    background: rgba(58, 235, 181, 0.08);
    color: var(--color-primary);
    border-left-color: var(--color-secondary);
}

/* Sidebar Related Posts */
.sidebar-related__item {
    display: flex;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-bg);
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.sidebar-related__item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.sidebar-related__item:first-child {
    padding-top: 0;
}

.sidebar-related__image {
    width: 72px;
    height: 56px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--color-bg-alt);
}

.sidebar-related__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-related__title {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.4;
    margin-bottom: 4px;
    transition: var(--transition);
}

.sidebar-related__item:hover .sidebar-related__title {
    color: var(--color-secondary);
}

.sidebar-related__date {
    font-size: 12px;
    color: var(--color-text-light);
}

/* Sidebar CTA */
.sidebar-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-dark));
    border-color: transparent;
    text-align: center;
}

.sidebar-cta__title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 10px;
}

.sidebar-cta__text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Author Box */
.article-author {
    margin-top: 48px;
    padding: 32px;
    background: var(--color-bg);
    border-radius: var(--radius);
    display: flex;
    gap: 24px;
    align-items: center;
}

.article-author__avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--color-primary);
    flex-shrink: 0;
}

.article-author__name {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.article-author__bio {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 12px;
}

.article-author__links {
    display: flex;
    gap: 10px;
}

.article-author__links a {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: var(--color-white);
    color: var(--color-primary);
    font-size: 14px;
    transition: var(--transition);
}

.article-author__links a:hover {
    background: var(--color-secondary);
}

/* Related Articles Section */
.related-articles {
    padding: 80px 0;
    background: var(--color-bg);
}

.related-articles__title {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: 40px;
}

.related-articles__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

/* ========================
   Responsive
   ======================== */
@media (max-width: 1024px) {
    .blog-grid__container {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .blog-featured__card {
        grid-template-columns: 1fr;
    }

    .blog-featured__image {
        min-height: 260px;
    }

    .blog-featured__body {
        padding: 32px;
    }

    .article-layout__container {
        grid-template-columns: 1fr;
    }

    .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .related-articles__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog-hero__title {
        font-size: 36px;
    }

    .blog-grid__container {
        grid-template-columns: 1fr;
    }

    .article-hero__title {
        font-size: 30px;
    }

    .article-hero__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .article-hero__separator {
        display: none;
    }

    .article-sidebar {
        grid-template-columns: 1fr;
    }

    .article-author {
        flex-direction: column;
        text-align: center;
    }

    .article-author__links {
        justify-content: center;
    }

    .related-articles__grid {
        grid-template-columns: 1fr;
    }

    .related-articles__title {
        font-size: 26px;
    }

    .blog-featured__title {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .blog-hero__title {
        font-size: 28px;
    }

    .article-hero__title {
        font-size: 26px;
    }

    .article-content h2 {
        font-size: 22px;
    }

    .article-cover__placeholder {
        height: 240px;
    }
}