/* === Article Page Specific Styles === */

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

/* Article Header */
.article-page {
    margin-top: 80px;
}

.article-header {
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: var(--gray-50);
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--space-lg);
    font-size: 0.875rem;
    color: var(--gray-500);
}

.breadcrumbs a {
    color: var(--green-700);
    transition: var(--transition);
}

.breadcrumbs a:hover {
    color: var(--gold-600);
}

.breadcrumbs span {
    color: var(--gray-400);
}

/* Article Page Title */
.article-page-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--green-900);
    line-height: 1.2;
    margin: var(--space-md) 0 var(--space-xl);
}

/* Article Meta Info */
.article-meta-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--gray-200);
}

.author-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--green-600), var(--green-500));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.author-name {
    font-weight: 600;
    color: var(--green-900);
    font-size: 1rem;
}

.article-date {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: var(--white);
    border: 2px solid var(--green-200);
    border-radius: var(--radius-md);
    color: var(--green-800);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9375rem;
}

.share-btn:hover {
    background: var(--green-50);
    border-color: var(--green-400);
}

.share-btn svg {
    stroke: var(--green-700);
}

/* Featured Image */
.article-featured-image {
    width: 100%;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--gray-100);
    position: relative;
}

.article-featured-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--green-700) 0%, var(--green-500) 100%);
    opacity: 0.1;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    min-height: 400px;
    object-fit: cover;
    display: block;
}

/* Article Content */
.article-content-wrapper {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.article-body {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-700);
}

.article-body .lead {
    font-size: 1.375rem;
    line-height: 1.7;
    color: var(--gray-800);
    margin-bottom: var(--space-2xl);
    font-weight: 400;
}

.article-body h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    color: var(--green-900);
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    line-height: 1.3;
}

.article-body h2:first-child {
    margin-top: 0;
}

.article-body h3 {
    font-size: clamp(1.375rem, 2.5vw, 1.75rem);
    color: var(--green-800);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    line-height: 1.4;
}

.article-body h4 {
    font-size: 1.25rem;
    color: var(--green-800);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

.article-body p {
    margin-bottom: var(--space-lg);
}

.article-body ul,
.article-body ol {
    margin: var(--space-lg) 0;
    padding-left: var(--space-xl);
}

.article-body li {
    margin-bottom: var(--space-sm);
}

.article-body strong {
    font-weight: 700;
    color: var(--green-900);
}

.article-body em {
    font-style: italic;
    color: var(--green-800);
}

.article-body a {
    color: var(--gold-600);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: var(--transition);
}

.article-body a:hover {
    color: var(--gold-500);
    text-decoration-thickness: 2px;
}

/* Code elements in article body */
.article-body code {
    background: #f0faf3;
    border: 1px solid #d0ead8;
    border-radius: 4px;
    padding: 2px 7px;
    font-size: 0.875em;
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    color: #1a4a24;
    word-break: break-word;
}

.article-body p:has(> code:only-child) code {
    display: block;
    padding: 14px 18px;
    border-radius: 8px;
    font-size: 0.9em;
    line-height: 1.6;
}

/* Article Highlight Box - Modern Green Style */
.article-highlight {
    background-color: #f0faf3;
    /* var(--green-50) but literal for clarity */
    border-left: 5px solid #0a9d2d;
    /* var(--green-500) */
    padding: var(--space-xl);
    margin: var(--space-2xl) 0;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    box-shadow: 0 4px 15px rgba(10, 157, 45, 0.08);
    border-top: 1px solid #d4f4dd;
    /* var(--green-100) */
    border-right: 1px solid #d4f4dd;
    border-bottom: 1px solid #d4f4dd;
}

.article-highlight strong:first-child {
    display: block;
    margin-bottom: 0.75rem;
    color: var(--green-900);
    font-size: 1.2rem;
}

.article-highlight strong {
    color: #043E12;
    /* var(--green-800) */
}

/* Article Info Box - Also Green-themed */
.article-info {
    background-color: #f7faf8;
    border-left: 5px solid #2db856;
    /* var(--green-400) */
    padding: var(--space-xl);
    margin: var(--space-2xl) 0;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    border-top: 1px solid #eef6f0;
    border-right: 1px solid #eef6f0;
    border-bottom: 1px solid #eef6f0;
}

.article-info h4 {
    color: #065d1b;
    /* var(--green-700) */
    margin-top: 0;
}

/* Article CTA Box */
.article-cta {
    background: linear-gradient(135deg, var(--green-900), var(--green-800));
    color: var(--white);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    margin: var(--space-3xl) 0;
    box-shadow: var(--shadow-xl);
}

.article-cta .btn-primary {
    color: var(--green-900) !important;
    text-decoration: underline !important;
    font-weight: 700;
}

.article-cta h3 {
    color: var(--white);
    margin-top: 0;
    margin-bottom: var(--space-md);
}

.article-cta p {
    color: var(--green-100);
    margin-bottom: var(--space-xl);
}

/* Author Bio */
.article-author-bio {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-2xl);
    background: var(--green-50);
    border-radius: var(--radius-2xl);
    margin-top: var(--space-3xl);
    border: 2px solid var(--green-100);
}

.author-bio-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--green-600), var(--green-500));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.author-bio-content h4 {
    margin-top: 0;
    margin-bottom: var(--space-sm);
    color: var(--green-900);
}

.author-bio-content p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
}

/* Table of Contents (Sidebar) */
.article-toc {
    position: sticky;
    top: 120px;
    background: var(--green-50);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--green-100);
    margin-bottom: var(--space-2xl);
}

.article-toc h4 {
    margin-top: 0;
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
    color: var(--green-900);
}

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

.article-toc li {
    margin-bottom: var(--space-sm);
}

.article-toc a {
    color: var(--green-700);
    font-size: 0.9375rem;
    display: block;
    padding: 0.5rem 0;
    border-left: 3px solid transparent;
    padding-left: var(--space-md);
    transition: var(--transition);
}

.article-toc a:hover {
    color: var(--gold-600);
    border-left-color: var(--gold-500);
    padding-left: var(--space-lg);
}

/* Related Articles */
.related-articles {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.related-articles .section-title {
    margin-bottom: var(--space-2xl);
}

/* Responsive */
@media (max-width: 968px) {
    .article-header {
        padding: var(--space-2xl) 0 var(--space-xl);
    }

    .article-featured-image img {
        min-height: 300px;
    }

    .article-meta-info {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
}

@media (max-width: 768px) {
    .container-narrow {
        padding: 0 var(--space-md);
    }

    .article-page-title {
        font-size: 2rem;
    }

    .article-body {
        font-size: 1.0625rem;
    }

    .article-body .lead {
        font-size: 1.25rem;
    }

    .article-body h2 {
        font-size: 1.75rem;
        margin-top: var(--space-2xl);
    }

    .article-body h3 {
        font-size: 1.375rem;
    }

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

    .article-toc {
        position: relative;
        top: 0;
    }

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

@media (max-width: 480px) {
    .breadcrumbs {
        font-size: 0.8125rem;
    }

    .article-cta {
        padding: var(--space-xl);
    }

    .article-highlight {
        padding: var(--space-md);
    }
}

/* Reading Progress Bar (Optional) */
.reading-progress {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gray-200);
    z-index: 999;
}

.reading-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-500), var(--gold-600));
    width: 0%;
    transition: width 0.2s ease;
}