/**
 * MOX BLOG - Article Styles
 * Hero, 3-column layout, TOC, Content, Sidebars, Related
 */

/* ========================================
   ARTICLE HERO
   ======================================== */
.article-hero {
    background: linear-gradient(180deg, rgba(var(--blog-primary-rgb), 0.04) 0%, transparent 100%);
    padding: 3rem 2rem 4rem;
    border-bottom: 1px solid var(--blog-border);
}

.article-hero-inner {
    max-width: var(--blog-content-width);
    margin: 0 auto;
}

.article-back {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    background: var(--blog-bg-subtle);
    border-radius: var(--blog-radius-full);
    font-family: var(--font);
    font-size: 14px;
    font-weight: 500;
    color: var(--blog-text-muted);
    text-decoration: none;
    transition: var(--blog-transition-slow);
    margin-bottom: 2.5rem;
}

.article-back svg {
    width: 18px;
    height: 18px;
}

.article-back:hover {
    background: var(--blog-border);
    color: var(--blog-text);
    transform: translateX(-4px);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.article-category {
    padding: 8px 18px;
    border-radius: var(--blog-radius-full);
    font-family: var(--font);
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.article-reading {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font);
    font-size: 14px;
    color: var(--blog-text-muted);
}

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

.article-title {
    font-family: var(--font) !important;
    font-size: clamp(2rem, 4.5vw, 3.25rem) !important;
    font-weight: 800 !important;
    line-height: 1.12 !important;
    letter-spacing: -0.03em;
    color: var(--blog-text);
    margin: 0 0 2rem !important;
}

.article-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-xl);
    box-shadow: var(--blog-shadow);
}

.article-author-img {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    background: linear-gradient(135deg, var(--blog-primary), var(--blog-accent));
}

.article-author-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.article-author-name {
    font-family: var(--font);
    font-size: 16px;
    font-weight: 600;
    color: var(--blog-text);
}

.article-author-date {
    font-family: var(--font);
    font-size: 14px;
    color: var(--blog-text-muted);
}

/* ========================================
   3-COLUMN LAYOUT
   ======================================== */
.article-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr) 260px;
    gap: 48px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 2rem 5rem;
    align-items: start;
}

/* ========================================
   SIDEBARS (STICKY)
   ======================================== */
.article-sidebar {
    position: sticky;
    top: 100px;
}

.article-sidebar-left {
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--blog-border) transparent;
}

.article-sidebar-left::-webkit-scrollbar {
    width: 4px;
}

.article-sidebar-left::-webkit-scrollbar-thumb {
    background: var(--blog-border);
    border-radius: 4px;
}

.article-sidebar-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ========================================
   TABLE OF CONTENTS
   ======================================== */
.article-toc {
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-xl);
    padding: 24px;
    box-shadow: var(--blog-shadow);
}

.article-toc-label {
    display: block;
    font-family: var(--font);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--blog-text-light);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--blog-border);
}

.article-toc-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.toc-link {
    display: block;
    padding: 10px 14px;
    font-family: var(--font);
    font-size: 13px;
    color: var(--blog-text-muted);
    text-decoration: none;
    border-radius: var(--blog-radius-md);
    line-height: 1.4;
    transition: var(--blog-transition);
    border-left: 2px solid transparent;
}

.toc-link.toc-sub {
    padding-left: 24px;
    font-size: 12px;
}

.toc-link:hover {
    background: rgba(var(--blog-primary-rgb), 0.06);
    color: var(--blog-primary);
}

.toc-link.active {
    background: rgba(var(--blog-primary-rgb), 0.1);
    color: var(--blog-primary);
    font-weight: 600;
    border-left-color: var(--blog-primary);
}

/* ========================================
   STATS CARD
   ======================================== */
.article-stats {
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-xl);
    padding: 20px 24px;
    box-shadow: var(--blog-shadow);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 14px;
}

.stat-item svg {
    width: 24px;
    height: 24px;
    color: var(--blog-primary);
    opacity: 0.8;
}

.stat-data {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-value {
    font-family: var(--font);
    font-size: 24px;
    font-weight: 700;
    color: var(--blog-text);
    line-height: 1;
}

.stat-label {
    font-family: var(--font);
    font-size: 12px;
    color: var(--blog-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ========================================
   REACTIONS
   ======================================== */
.article-reactions {
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-xl);
    padding: 24px;
    box-shadow: var(--blog-shadow);
}

.reactions-label {
    display: block;
    font-family: var(--font);
    font-size: 12px;
    font-weight: 600;
    color: var(--blog-text-muted);
    text-align: center;
    margin-bottom: 16px;
}

.reactions-buttons {
    display: flex;
    gap: 12px;
}

.reaction-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 18px 12px;
    background: var(--blog-bg-subtle);
    border: 2px solid transparent;
    border-radius: var(--blog-radius-lg);
    cursor: pointer;
    transition: var(--blog-transition-slow);
}

.reaction-btn:hover {
    border-color: rgba(var(--blog-primary-rgb), 0.3);
    transform: translateY(-2px);
}

.reaction-icon {
    font-size: 28px;
    line-height: 1;
}

.reaction-count {
    font-family: var(--font);
    font-size: 18px;
    font-weight: 700;
    color: var(--blog-text);
}

.reaction-btn.active {
    background: linear-gradient(135deg, var(--blog-primary), var(--blog-primary-light));
    border-color: var(--blog-primary);
}

.reaction-btn.active .reaction-count {
    color: #fff;
}

.reaction-btn.active.dislike {
    background: linear-gradient(135deg, var(--blog-error), #FF6B6B);
    border-color: var(--blog-error);
}

/* ========================================
   SHARE
   ======================================== */
.article-share {
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-xl);
    padding: 24px;
    box-shadow: var(--blog-shadow);
}

.share-label {
    display: block;
    font-family: var(--font);
    font-size: 12px;
    font-weight: 600;
    color: var(--blog-text-muted);
    text-align: center;
    margin-bottom: 16px;
}

.share-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 48px;
    background: var(--blog-bg-subtle);
    border: none;
    border-radius: var(--blog-radius-md);
    color: var(--blog-text-muted);
    cursor: pointer;
    text-decoration: none;
    transition: var(--blog-transition-slow);
}

.share-btn svg {
    width: 20px;
    height: 20px;
}

.share-btn:hover {
    transform: translateY(-2px);
}

.share-twitter:hover {
    background: #000;
    color: #fff;
}

.share-linkedin:hover {
    background: #0A66C2;
    color: #fff;
}

.share-whatsapp:hover {
    background: #25D366;
    color: #fff;
}

.share-copy:hover {
    background: var(--blog-primary);
    color: #fff;
}

.share-copy.copied {
    background: var(--blog-success);
    color: #fff;
}

.share-copy.copied svg {
    display: none;
}

.share-copy.copied::after {
    content: '✓';
    font-size: 18px;
}

/* ========================================
   ARTICLE CONTENT
   ======================================== */
.article-content {
    min-width: 0;
}

.article-body {
    font-family: var(--font);
    font-size: 1.125rem;
    line-height: 1.85;
    color: var(--blog-text-muted);
}

.article-body p {
    margin-bottom: 1.75em;
}

.article-body strong,
.article-body b {
    font-weight: 600;
    color: var(--blog-text);
}

.article-body a {
    color: var(--blog-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    transition: var(--blog-transition);
}

.article-body a:hover {
    text-decoration-thickness: 2px;
}

.article-body h2,
.article-body .subtitles {
    font-family: var(--font) !important;
    font-size: 1.75rem !important;
    font-weight: 700 !important;
    color: var(--blog-text);
    margin: 3.5rem 0 1.5rem !important;
    padding-top: 2rem;
    border-top: 1px solid var(--blog-border);
    scroll-margin-top: 100px;
}

.article-body h3 {
    font-family: var(--font) !important;
    font-size: 1.35rem !important;
    font-weight: 600 !important;
    color: var(--blog-text);
    margin: 2.5rem 0 1rem !important;
    scroll-margin-top: 100px;
}

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--blog-radius-lg);
    margin: 2rem 0;
    box-shadow: var(--blog-shadow-md);
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 2.5rem 0;
    font-family: var(--font);
    font-size: 0.95rem;
    border-radius: var(--blog-radius-xl);
    overflow: hidden;
    box-shadow: var(--blog-shadow);
}

.article-body table tr:first-child td {
    background: linear-gradient(135deg, #1a1a1a, #333) !important;
    color: #fff !important;
    font-weight: 600;
    padding: 16px 20px !important;
}

.article-body table tr td {
    padding: 14px 20px !important;
    border-bottom: 1px solid var(--blog-border);
    background: var(--blog-bg);
}

.article-body pre {
    background: linear-gradient(135deg, #1a1a1a, #252525) !important;
    color: #e0e0e0 !important;
    padding: 2rem !important;
    border-radius: var(--blog-radius-xl) !important;
    font-size: 0.9rem !important;
    overflow-x: auto;
    margin: 2rem 0;
    box-shadow: var(--blog-shadow-md);
}

.article-body ul,
.article-body ol {
    margin: 2rem 0 2rem 1.5rem;
}

.article-body li {
    margin-bottom: 0.75rem;
}

/* ========================================
   ARTICLE TAGS
   ======================================== */
.article-tags {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin: 3rem 0;
    padding: 2rem;
    background: var(--blog-bg-subtle);
    border-radius: var(--blog-radius-xl);
    flex-wrap: wrap;
}

.article-tags-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    color: var(--blog-text-muted);
}

.article-tags-label svg {
    width: 18px;
    height: 18px;
}

.article-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.article-tag {
    padding: 8px 18px;
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-full);
    font-family: var(--font);
    font-size: 13px;
    color: var(--blog-text-muted);
    text-decoration: none;
    transition: var(--blog-transition-slow);
}

.article-tag:hover {
    border-color: var(--blog-primary);
    color: var(--blog-primary);
    transform: translateY(-2px);
}

/* ========================================
   RELATED
   ======================================== */
.article-related {
    margin: 4rem 0;
    padding: 3rem;
    background: var(--blog-bg-subtle);
    border-radius: var(--blog-radius-2xl);
}

.article-related-title {
    font-family: var(--font);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0 0 2rem;
}

.article-related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.related-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 24px;
    background: var(--blog-bg);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-xl);
    text-decoration: none;
    transition: var(--blog-transition-slow);
    box-shadow: var(--blog-shadow-sm);
}

.related-card:hover {
    border-color: rgba(var(--blog-primary-rgb), 0.25);
    transform: translateY(-4px);
    box-shadow: var(--blog-shadow-md);
}

.related-card-category {
    font-family: var(--font);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.related-card-title {
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    color: var(--blog-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: var(--blog-transition);
}

.related-card:hover .related-card-title {
    color: var(--blog-primary);
}

.related-card-meta {
    font-family: var(--font);
    font-size: 13px;
    color: var(--blog-text-light);
}

/* ========================================
   RESPONSIVE - ARTICLE
   ======================================== */
@media (max-width: 1200px) {
    .article-layout {
        grid-template-columns: 1fr;
        max-width: var(--blog-content-width);
        gap: 0;
    }

    .article-sidebar-left,
    .article-sidebar-right {
        display: none;
    }

    /* Mobile fallbacks shown via separate elements */
}

@media (max-width: 768px) {
    .article-hero { padding: 2rem 1.5rem 3rem; }
    .article-title { font-size: 1.85rem !important; }
    .article-layout { padding: 2rem 1.5rem 3rem; }
    .article-body { font-size: 1.05rem; }
    .article-related { padding: 2rem; }
    .article-related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .article-hero { padding: 1.5rem 1rem 2rem; }
    .article-author { flex-direction: column; text-align: center; }
    .article-layout { padding: 1.5rem 1rem 2rem; }
    .article-tags { padding: 1.5rem; }
    .article-related { padding: 1.5rem; margin: 3rem 0; }
}

/* ========================================
   MOBILE SHARE/REACTIONS (shown below content on mobile)
   ======================================== */
.article-mobile-actions {
    display: none;
}

@media (max-width: 1200px) {
    .article-mobile-actions {
        display: flex;
        flex-direction: column;
        gap: 20px;
        margin: 2rem 0;
    }

    .mobile-reactions {
        display: flex;
        justify-content: center;
        gap: 20px;
        padding: 24px;
        background: var(--blog-bg-subtle);
        border-radius: var(--blog-radius-xl);
    }

    .mobile-reactions .reaction-btn {
        flex: 0 0 auto;
        width: 100px;
    }

    .mobile-share {
        display: flex;
        justify-content: center;
        gap: 12px;
        padding: 20px;
        background: var(--blog-bg-subtle);
        border-radius: var(--blog-radius-xl);
    }

    .mobile-share .share-btn {
        width: 52px;
        height: 52px;
        background: var(--blog-bg);
        border: 1px solid var(--blog-border);
        border-radius: var(--blog-radius-lg);
    }

    .mobile-stat {
        display: flex;
        justify-content: center;
        gap: 8px;
        padding: 16px;
        background: var(--blog-bg-subtle);
        border-radius: var(--blog-radius-lg);
        font-family: var(--font);
        font-size: 14px;
        color: var(--blog-text-muted);
    }

    .mobile-stat strong {
        color: var(--blog-text);
    }
}