/* ===========================
   Blog Archive & Single Post Styles
   =========================== */

/* Archive Hero */
.archive-hero {
    position: relative;
    padding: 6rem 0 4rem;
    overflow: hidden;
    text-align: center;
    margin-top: 0;
}

.archive-hero .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 100%);
    z-index: 0;
}

.archive-hero .hero-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.92) 0%, rgba(37, 99, 235, 0.88) 100%);
    z-index: 1;
}

.archive-hero .container {
    position: relative;
    z-index: 2;
}

.archive-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.archive-label {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.archive-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.archive-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* Blog Posts Section */
.blog-posts-section {
    padding: var(--spacing-xxl) 0;
    background: var(--color-light-bg);
}

.blog-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

/* Blog Post Card */
.blog-post-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-post-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.blog-post-card .post-thumbnail {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    background: var(--color-border);
}

.blog-post-card .post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-post-card:hover .post-thumbnail img {
    transform: scale(1.1);
}

.post-date-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: white;
    color: var(--color-primary);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    text-align: center;
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1;
    box-shadow: var(--shadow-md);
    min-width: 60px;
}

.post-date-badge span {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 0.25rem;
    color: var(--color-text-light);
}

.blog-post-card .post-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

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

.post-category {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.post-reading-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.post-reading-time svg {
    width: 14px;
    height: 14px;
}

.post-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

.post-title a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.post-excerpt {
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.post-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.post-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.post-author span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}

.post-read-more {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: gap var(--transition-fast);
}

.post-read-more:hover {
    gap: 0.75rem;
}

.post-read-more svg {
    width: 16px;
    height: 16px;
}

/* Pagination */
.blog-pagination {
    margin-top: 4rem;
}

.pagination-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.pagination-links a,
.pagination-links span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: white;
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.pagination-links a:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.pagination-links .current {
    background: var(--gradient-primary);
    color: white;
}

.pagination-links svg {
    width: 20px;
    height: 20px;
}

/* No Posts Found */
.no-posts-found {
    text-align: center;
    padding: 6rem 2rem;
}

.no-posts-found svg {
    width: 64px;
    height: 64px;
    margin-bottom: 2rem;
    opacity: 0.5;
}

.no-posts-found h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.no-posts-found p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
}

/* ===========================
   Single Post Styles
   =========================== */

/* Post Hero */
.single-post .post-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

.post-hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.post-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-hero-image .hero-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(30, 58, 138, 0.6) 0%, rgba(30, 58, 138, 0.9) 100%);
    z-index: 1;
}

.post-hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 4rem 0 3rem;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.post-hero-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.post-hero-meta .post-category,
.post-hero-meta .post-date,
.post-hero-meta .post-reading-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    font-size: 0.875rem;
}

.post-hero-meta .post-category {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(10px);
}

.post-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 2rem;
}

.post-author-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid white;
    object-fit: cover;
}

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

.author-name {
    color: white;
    font-weight: 600;
    font-size: 1rem;
}

.author-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

/* Post Content */
.post-content-wrapper {
    background: white;
    padding: var(--spacing-xxl) 0;
}

.post-content-inner {
    background: white;
    border-radius: var(--radius-lg);
    padding: 3rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-sm);
}

.post-content-inner p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.post-content-inner h2,
.post-content-inner h3,
.post-content-inner h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

.post-content-inner h2 {
    font-size: 2rem;
}

.post-content-inner h3 {
    font-size: 1.5rem;
}

.post-content-inner h4 {
    font-size: 1.25rem;
}

.post-content-inner ul,
.post-content-inner ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.post-content-inner li {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

.post-content-inner blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 2rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--color-text-light);
}

.post-content-inner img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

/* Post Tags */
.post-tags {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--color-light-bg);
    border-radius: var(--radius-lg);
}

.post-tags svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

.post-tags .tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: white;
    color: var(--color-text);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.post-tags .tag:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

/* Post Navigation */
.post-navigation {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.nav-item {
    padding: 2rem;
    background: var(--color-light-bg);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.nav-item:hover {
    background: var(--gradient-primary);
}

.nav-item:hover .nav-label,
.nav-item:hover .nav-title {
    color: white;
}

.nav-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    margin-bottom: 1rem;
    transition: color var(--transition-fast);
}

.nav-label svg {
    width: 20px;
    height: 20px;
}

.nav-title {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.nav-next {
    text-align: right;
}

.nav-next .nav-label {
    justify-content: flex-end;
}

/* Related Posts */
.related-posts {
    margin-bottom: 3rem;
}

.related-posts-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 2rem;
    text-align: center;
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.related-post-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.related-post-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--color-border);
}

.related-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.related-post-card:hover .related-post-image img {
    transform: scale(1.1);
}

.related-post-content {
    padding: 1.5rem;
}

.related-post-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.related-post-title a {
    color: var(--color-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.related-post-title a:hover {
    color: var(--color-primary);
}

.related-post-date {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Comments Section */
.comments-section {
    margin-top: 3rem;
    padding: 3rem;
    background: var(--color-light-bg);
    border-radius: var(--radius-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .archive-hero {
        padding: 4rem 0 3rem;
    }

    .archive-title {
        font-size: 2rem;
    }

    .blog-posts-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .post-hero-content {
        padding: 3rem 0 2rem;
    }

    .post-hero-title {
        font-size: 1.75rem;
    }

    .post-content-inner {
        padding: 2rem 1.5rem;
    }

    .post-content-inner p,
    .post-content-inner li {
        font-size: 1rem;
    }

    .post-navigation {
        grid-template-columns: 1fr;
    }

    .nav-next {
        text-align: left;
    }

    .nav-next .nav-label {
        justify-content: flex-start;
    }

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

@media (max-width: 480px) {
    .container-narrow {
        padding: 0 var(--spacing-sm);
    }

    .pagination-links a,
    .pagination-links span {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }
}