/* ============================================
   ARTICLE PAGE - WordPress Content Styling
   Styles WordPress REST API HTML output to match
   the Synergi AI brand system.
   ============================================ */

/* Article Page Layout */
.article-page-header {
    padding-top: 7rem;
    padding-bottom: var(--spacing-xl);
}

.article-page-header .container {
    max-width: var(--container-narrow);
}

.article-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-2xl);
    transition: var(--transition-base);
}

.article-back-link:hover {
    color: var(--color-primary-dark);
}

.article-back-link svg {
    width: 16px;
    height: 16px;
}

.article-page-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.article-page-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-lg);
}

.article-page-excerpt {
    font-size: 1.1875rem;
    line-height: 1.7;
    color: var(--color-gray-500);
    margin-bottom: 0;
}

/* Featured Image */
.article-featured-image {
    width: 100%;
    max-width: var(--container-narrow);
    margin: 0 auto var(--spacing-3xl);
    padding: 0 var(--container-padding);
}

.article-featured-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
}

/* ============================================
   WordPress Content Area
   Targets raw HTML from the WP REST API
   ============================================ */
.article-content {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--container-padding) var(--spacing-4xl);
}

/* Paragraphs */
.article-content p {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-xl);
}

/* Headings */
.article-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-top: var(--spacing-3xl);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.02em;
}

.article-content h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
    color: var(--color-gray-900);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.article-content h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

/* Links inside content */
.article-content a {
    color: var(--color-primary-dark);
    text-decoration: underline;
    text-decoration-color: var(--color-primary-light);
    text-underline-offset: 3px;
    transition: var(--transition-base);
}

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

/* Bold and Italic */
.article-content strong,
.article-content b {
    font-weight: 600;
    color: var(--color-gray-800);
}

.article-content em,
.article-content i {
    font-style: italic;
}

/* Lists */
.article-content ul,
.article-content ol {
    margin-bottom: var(--spacing-xl);
    padding-left: var(--spacing-xl);
}

.article-content ul {
    list-style: none;
}

.article-content ul li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-gray-700);
}

.article-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
}

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

.article-content ol li {
    margin-bottom: var(--spacing-sm);
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-gray-700);
    padding-left: var(--spacing-sm);
}

.article-content ol li::marker {
    color: var(--color-primary-dark);
    font-weight: 600;
}

/* Blockquotes */
.article-content blockquote {
    margin: var(--spacing-2xl) 0;
    padding: var(--spacing-xl) var(--spacing-2xl);
    border-left: 4px solid var(--color-primary);
    background: var(--color-primary-tint);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-content blockquote p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-gray-800);
    margin-bottom: 0;
}

.article-content blockquote p:not(:last-child) {
    margin-bottom: var(--spacing-md);
}

.article-content blockquote cite {
    display: block;
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    font-style: normal;
    font-weight: 600;
    color: var(--color-primary-dark);
}

/* Images inside content */
.article-content img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--spacing-2xl) 0;
}

.article-content figure {
    margin: var(--spacing-2xl) 0;
}

.article-content figure img {
    margin: 0 0 var(--spacing-md);
}

.article-content figcaption {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    text-align: center;
    font-style: italic;
}

/* Code blocks (if used in articles) */
.article-content pre {
    background: var(--color-gray-900);
    color: var(--color-gray-100);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--spacing-2xl) 0;
    font-size: 0.875rem;
    line-height: 1.6;
}

.article-content code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.9em;
    background: var(--color-gray-100);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    color: var(--color-secondary-dark);
}

.article-content pre code {
    background: none;
    padding: 0;
    border-radius: 0;
    color: inherit;
}

/* Tables */
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-2xl) 0;
    font-size: 0.9375rem;
}

.article-content thead {
    background: var(--color-gray-50);
}

.article-content th {
    font-family: var(--font-heading);
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-gray-800);
    border-bottom: 2px solid var(--color-gray-200);
}

.article-content td {
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-gray-600);
    border-bottom: 1px solid var(--color-gray-100);
}

.article-content tr:hover td {
    background: var(--color-gray-50);
}

/* Horizontal Rule */
.article-content hr {
    border: none;
    height: 1px;
    background: var(--color-gray-200);
    margin: var(--spacing-3xl) 0;
}

/* WordPress-specific: wp-block-separator */
.article-content .wp-block-separator {
    border: none;
    height: 1px;
    background: var(--color-gray-200);
    margin: var(--spacing-3xl) 0;
}

/* WordPress-specific: wp-block-image alignments */
.article-content .wp-block-image {
    margin: var(--spacing-2xl) 0;
}

.article-content .wp-block-image.aligncenter {
    text-align: center;
}

.article-content .wp-block-image.alignwide,
.article-content .wp-block-image.alignfull {
    margin-left: calc(-1 * var(--container-padding));
    margin-right: calc(-1 * var(--container-padding));
    max-width: none;
    width: calc(100% + 2 * var(--container-padding));
}

.article-content .wp-block-image.alignfull img,
.article-content .wp-block-image.alignwide img {
    border-radius: 0;
    width: 100%;
}

/* WordPress-specific: wp-block-columns */
.article-content .wp-block-columns {
    display: flex;
    gap: var(--spacing-xl);
    margin: var(--spacing-2xl) 0;
}

.article-content .wp-block-column {
    flex: 1;
}

/* WordPress Video Embeds */
.article-content .wp-block-embed,
.article-content .wp-block-video {
    margin: var(--spacing-2xl) 0;
}

.article-content .wp-block-embed__wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.article-content .wp-block-embed__wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ============================================
   Article Footer / Author Section
   ============================================ */
.article-footer {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 var(--container-padding) var(--spacing-4xl);
}

.article-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-100);
}

.article-author-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.article-author-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-xs);
}

.article-author-bio {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin-bottom: 0;
    line-height: 1.6;
}

/* ============================================
   Related Articles
   ============================================ */
.related-articles {
    background: var(--color-gray-50);
}

.related-articles .articles-grid {
    max-width: var(--container-max);
}

/* ============================================
   Loading State
   ============================================ */
.article-loading {
    text-align: center;
    padding: var(--spacing-4xl) 0;
    color: var(--color-gray-400);
}

.article-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Error State */
.article-error {
    text-align: center;
    padding: var(--spacing-4xl) 0;
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.article-error h2 {
    margin-bottom: var(--spacing-md);
}

.article-error p {
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-xl);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .article-page-title {
        font-size: clamp(1.75rem, 5vw, 2.25rem);
    }

    .article-content p,
    .article-content ul li,
    .article-content ol li {
        font-size: 1rem;
    }

    .article-content blockquote {
        padding: var(--spacing-lg);
        margin: var(--spacing-xl) 0;
    }

    .article-content .wp-block-columns {
        flex-direction: column;
    }

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

    .article-featured-image img {
        border-radius: var(--radius-md);
        max-height: 300px;
    }
}

@media (max-width: 480px) {
    .article-page-meta {
        gap: var(--spacing-sm);
    }

    .article-content table {
        display: block;
        overflow-x: auto;
    }
}