/* Blog — listing & article pages */

.blog-page {
    --blog-bg: #eef2f5;
    --blog-surface: #ffffff;
    --blog-text: #2c3e4a;
    --blog-muted: #5a6b78;
    --blog-border: rgba(15, 48, 87, 0.12);
    --blog-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
    background-color: var(--blog-bg);
}

.blog-page main {
    background-color: var(--blog-bg);
}

/* Listing hero */
.blog-hero {
    padding: calc(var(--header-height) + 3.5rem) 2rem 3rem;
    text-align: center;
    background: linear-gradient(180deg, rgba(0, 88, 122, 0.08) 0%, var(--blog-bg) 100%);
    border-bottom: 1px solid var(--blog-border);
}

.blog-hero-inner {
    max-width: 760px;
    margin: 0 auto;
}

.blog-hero .breadcrumbs {
    font-size: 1.4rem;
    color: var(--blog-muted);
    margin-bottom: 1rem;
}

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

.blog-hero .breadcrumbs a:hover {
    text-decoration: underline;
}

.blog-hero h1 {
    font-size: clamp(3rem, 5vw, 4.2rem);
    color: var(--primary-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.blog-hero-lead {
    font-size: 1.65rem;
    line-height: 1.65;
    color: var(--blog-muted);
    max-width: 58ch;
    margin: 0 auto;
}

/* Featured post */
.blog-featured {
    max-width: 1140px;
    margin: 0 auto;
    padding: 3rem 2rem 0;
}

.blog-featured-card {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 0;
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(15, 48, 87, 0.08);
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.blog-featured-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 40px rgba(15, 48, 87, 0.12);
}

.blog-featured-media {
    position: relative;
    min-height: 320px;
    overflow: hidden;
}

.blog-featured-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.blog-featured-badge {
    position: absolute;
    top: 1.4rem;
    left: 1.4rem;
    padding: 0.45rem 1rem;
    font-family: var(--nav-font);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--primary-dark);
    background: var(--accent);
    border-radius: 4px;
}

.blog-featured-body {
    padding: clamp(2rem, 4vw, 3.2rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-featured-body h2 {
    font-size: clamp(2.2rem, 3vw, 2.8rem);
    color: var(--primary-dark);
    line-height: 1.25;
    margin-bottom: 1.2rem;
    letter-spacing: -0.02em;
}

.blog-featured-body p {
    font-size: 1.5rem;
    line-height: 1.7;
    color: var(--blog-muted);
    margin-bottom: 1.6rem;
}

.blog-read-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--nav-font);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: auto;
}

.blog-read-link i {
    transition: transform 0.2s ease;
}

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

/* Grid */
.blog-grid-section {
    max-width: 1140px;
    margin: 0 auto;
    padding: 3rem 2rem 5rem;
}

.blog-grid-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.blog-grid-header h2 {
    font-size: 2rem;
    color: var(--primary-dark);
}

.blog-grid-header p {
    font-size: 1.4rem;
    color: var(--blog-muted);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
}

.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.blog-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 28px rgba(15, 48, 87, 0.1);
}

.blog-card-media {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.blog-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    transition: transform 0.35s ease;
}

.blog-card:hover .blog-card-media img {
    transform: scale(1.04);
}

.blog-card-body {
    padding: 1.6rem 1.8rem 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    font-family: var(--nav-font);
    font-size: 1.15rem;
    color: var(--blog-muted);
}

.blog-category {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-size: 1rem;
    color: var(--primary);
    background: rgba(0, 88, 122, 0.08);
    border-radius: 4px;
}

.blog-card h3 {
    font-size: 1.75rem;
    color: var(--primary-dark);
    line-height: 1.35;
    margin-bottom: 0.8rem;
}

.blog-card-excerpt {
    font-size: 1.4rem;
    line-height: 1.65;
    color: var(--blog-muted);
    margin-bottom: 1.2rem;
    flex: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    font-size: 1.25rem;
    color: var(--blog-muted);
    padding-top: 1rem;
    border-top: 1px solid var(--blog-border);
}

/* Article page */
.article-hero {
    position: relative;
    min-height: auto;
    display: flex;
    align-items: flex-end;
    padding: calc(var(--header-height) + 2.5rem) 2rem 2.5rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    overflow: hidden;
}

.article-hero-bg {
    display: none;
}

.article-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.article-hero .breadcrumbs {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.2rem;
}

.article-hero .breadcrumbs a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
}

.article-hero .breadcrumbs a:hover {
    text-decoration: underline;
}

.article-hero h1 {
    font-family: var(--blog-serif);
    font-size: clamp(2.6rem, 4.5vw, 3.8rem);
    color: #fff;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1.4rem;
}

.article-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
    font-family: var(--nav-font);
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.85);
}

.article-hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.article-layout {
    max-width: 1140px;
    margin: 0 auto;
    padding: 3rem 2rem 5rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 3rem;
    align-items: start;
}

.article-content {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    padding: clamp(2.4rem, 4vw, 3.6rem);
    box-shadow: 0 4px 20px rgba(15, 48, 87, 0.05);
}

.article-content .lead {
    font-size: 1.75rem;
    line-height: 1.7;
    color: var(--primary-dark);
    font-weight: 500;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--blog-border);
}

.article-cover {
    margin: 0 0 2.4rem;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--blog-border);
    box-shadow: 0 6px 24px rgba(15, 48, 87, 0.08);
}

.article-cover img {
    width: 100%;
    height: auto;
    display: block;
    vertical-align: middle;
}

.article-content h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    margin: 2.4rem 0 1rem;
    letter-spacing: -0.01em;
}

.article-content h3 {
    font-size: 1.6rem;
    color: var(--primary-dark);
    margin: 1.8rem 0 0.8rem;
}

.article-content p {
    font-size: 1.55rem;
    line-height: 1.8;
    color: var(--blog-text);
    margin-bottom: 1.2rem;
    max-width: 68ch;
}

.article-content ul,
.article-content ol {
    margin: 0 0 1.4rem 1.6rem;
    max-width: 68ch;
}

.article-content li {
    font-size: 1.55rem;
    line-height: 1.75;
    color: var(--blog-text);
    margin-bottom: 0.5rem;
}

.article-content blockquote {
    margin: 2rem 0;
    padding: 1.6rem 2rem;
    border-left: 4px solid var(--accent);
    background: rgba(0, 88, 122, 0.05);
    border-radius: 0 8px 8px 0;
    max-width: 68ch;
}

.article-content blockquote p {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--primary-dark);
    margin: 0;
}

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

.article-content a:hover {
    text-decoration: underline;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 2.4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--blog-border);
}

.article-tag {
    padding: 0.4rem 0.9rem;
    font-family: var(--nav-font);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(0, 88, 122, 0.08);
    border-radius: 4px;
}

/* Sidebar */
.article-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 1.5rem);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.article-sidebar-card {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 10px;
    padding: 1.8rem;
}

.article-sidebar-card h3 {
    font-family: var(--nav-font);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-dark);
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--blog-border);
}

.article-sidebar-card p {
    font-size: 1.4rem;
    line-height: 1.65;
    color: var(--blog-muted);
    margin-bottom: 1.2rem;
}

.article-sidebar-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.4rem;
    font-size: 1.35rem;
    font-weight: 700;
    color: #fff;
    background: var(--primary);
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.2s ease;
}

.article-sidebar-cta:hover {
    background: var(--primary-dark);
}

.article-related-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.article-related-list li {
    margin-bottom: 0.8rem;
}

.article-related-list a {
    font-size: 1.35rem;
    line-height: 1.45;
    color: var(--blog-text);
    text-decoration: none;
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--blog-border);
    transition: color 0.2s ease;
}

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

.article-related-list li:last-child a {
    border-bottom: none;
}

/* Related strip on article */
.article-more {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 2rem 5rem;
}

.article-more h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    margin-bottom: 1.8rem;
    text-align: center;
}

.article-more-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}

/* Blog CTA */
.blog-cta {
    max-width: 1140px;
    margin: 0 auto 5rem;
    padding: 0 2rem;
}

.blog-cta-inner {
    text-align: center;
    padding: 3.5rem 2rem;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    border-radius: 14px;
    color: #fff;
}

.blog-cta-inner h2 {
    font-size: clamp(2.2rem, 3vw, 2.8rem);
    margin-bottom: 1rem;
}

.blog-cta-inner p {
    font-size: 1.55rem;
    line-height: 1.65;
    opacity: 0.9;
    max-width: 52ch;
    margin: 0 auto 1.8rem;
}

.blog-cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.blog-cta-buttons a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.8rem;
    font-size: 1.4rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 6px;
    transition: transform 0.2s ease, background 0.2s ease;
}

.blog-cta-buttons .btn-primary {
    background: var(--accent);
    color: var(--primary-dark);
}

.blog-cta-buttons .btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.blog-cta-buttons a:hover {
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

    .article-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .article-more-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .blog-featured-card {
        grid-template-columns: 1fr;
    }

    .blog-featured-media {
        min-height: 220px;
    }

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

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

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

    .article-hero {
        min-height: auto;
        padding-bottom: 2.5rem;
    }
}

@media (max-width: 480px) {
    .blog-hero,
    .blog-featured,
    .blog-grid-section,
    .article-layout,
    .article-more,
    .blog-cta {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}