/* Article detail page */
.article-page {
    padding: 32px 0 56px;
}

.article-page-inner {
    max-width: 880px;
}

.article-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.article-breadcrumb a {
    color: var(--cyan);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.article-breadcrumb a:hover {
    opacity: 0.85;
}

.article-breadcrumb span[aria-hidden="true"] {
    opacity: 0.45;
}

.article-header {
    text-align: center;
    margin-bottom: 28px;
}

.article-header .blog-card-cat {
    margin-bottom: 4px;
}

.article-title {
    font-size: clamp(1.65rem, 4vw, 2.15rem);
    font-weight: 900;
    line-height: 1.35;
    color: var(--text-primary);
    margin: 12px 0 16px;
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 14px;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.article-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.article-meta-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.5;
}

.article-featured {
    margin: 0 auto 36px;
    max-width: 820px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    aspect-ratio: 16 / 9;
    max-height: 320px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

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

.article-body-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(24px, 4vw, 40px);
}

.article-content {
    font-size: 1.02rem;
    line-height: 1.95;
    color: var(--text-secondary);
}

.article-content > *:first-child {
    margin-top: 0;
}

.article-content > *:last-child {
    margin-bottom: 0;
}

.article-content p {
    margin: 0 0 1.15em;
}

.article-content h2 {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 2em 0 0.75em;
    padding-bottom: 0.45em;
    border-bottom: 2px solid rgba(0, 212, 232, 0.25);
}

.article-content h3 {
    font-size: 1.12rem;
    font-weight: 800;
    color: var(--text-primary);
    margin: 1.6em 0 0.6em;
}

.article-content ul,
.article-content ol {
    margin: 0 0 1.25em;
    padding-inline-start: 1.35em;
}

.article-content li {
    margin-bottom: 0.45em;
}

.article-content li::marker {
    color: var(--cyan);
}

.article-content strong {
    color: var(--text-primary);
    font-weight: 800;
}

.article-content a {
    color: var(--cyan);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-content img {
    display: block;
    width: 100%;
    max-width: 820px;
    max-height: 320px;
    margin: 1.5em auto;
    object-fit: cover;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.article-footer-nav {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-start;
}

.article-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--cyan);
    font-weight: 700;
    font-size: 0.92rem;
    text-decoration: none;
    transition: var(--transition);
}

.article-back-link:hover {
    gap: 10px;
}

.article-related {
    background: rgba(0, 0, 0, 0.02);
    padding-top: 48px;
    padding-bottom: 64px;
}

.article-related .section-header {
    margin-bottom: 32px;
}

.article-related .blog-card-img {
    height: 180px;
}

@media (max-width: 768px) {
    .article-page {
        padding-top: 20px;
    }

    .article-featured {
        max-height: 250px;
        margin-bottom: 28px;
    }

    .article-body-card {
        padding: 20px 18px;
    }

    .article-content {
        font-size: 0.98rem;
        line-height: 1.85;
    }

    .article-content h2 {
        font-size: 1.2rem;
    }
}

html[dir="ltr"] .article-breadcrumb,
html[dir="ltr"] .article-meta {
    justify-content: flex-start;
}

html[dir="ltr"] .article-header {
    text-align: left;
}

html[dir="ltr"] .article-footer-nav {
    justify-content: flex-start;
}