/* ============================================================
   NxtCore Blog v2 — Enterprise Resource Center
   Inspired by Dell, HP, Lenovo resource centers
   ============================================================ */

:root {
    --blog-primary: #0066cc;
    --blog-primary-dark: #004499;
    --blog-primary-light: #e8f0fe;
    --blog-text: #111827;
    --blog-text-secondary: #6b7280;
    --blog-text-muted: #9ca3af;
    --blog-bg: #ffffff;
    --blog-bg-alt: #f9fafb;
    --blog-border: #e5e7eb;
    --blog-card-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.03);
    --blog-card-hover: 0 8px 30px rgba(0,0,0,0.08);
    --blog-radius: 14px;
    --blog-radius-sm: 8px;
    --blog-font: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --blog-max-w: 1280px;
    --blog-content-w: 780px;
}

/* --- Reading Progress Bar --- */
.nxtblog-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--blog-primary), #3b82f6);
    z-index: 9999;
    transition: width 0.1s linear;
}

/* --- Base --- */
.nxtblog {
    font-family: var(--blog-font);
    color: var(--blog-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* --- Eyebrow --- */
.nxtblog-eyebrow {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--blog-primary);
}

/* ============================================================
   BLOG HERO (Listing Page)
   ============================================================ */
.nxtblog-hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    padding: 72px 24px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.nxtblog-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(59,130,246,0.12) 0%, transparent 70%);
    pointer-events: none;
}
.nxtblog-hero-inner {
    max-width: var(--blog-max-w);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}
.nxtblog-hero-title {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    margin: 0 0 12px;
    letter-spacing: -0.5px;
}
.nxtblog-hero-desc {
    font-size: 17px;
    color: rgba(255,255,255,0.65);
    max-width: 560px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

/* Search */
.nxtblog-search {
    max-width: 520px;
    margin: 0 auto;
    position: relative;
}
.nxtblog-search input {
    width: 100%;
    padding: 14px 48px 14px 20px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50px;
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-size: 15px;
    font-family: var(--blog-font);
    outline: none;
    transition: all 0.2s;
    backdrop-filter: blur(8px);
}
.nxtblog-search input::placeholder { color: rgba(255,255,255,0.4); }
.nxtblog-search input:focus {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.3);
}
.nxtblog-search-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255,255,255,0.5);
    pointer-events: none;
}

/* ============================================================
   CATEGORY TABS
   ============================================================ */
.nxtblog-tabs-bar {
    background: var(--blog-bg);
    border-bottom: 1px solid var(--blog-border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nxtblog-tabs-inner {
    max-width: var(--blog-max-w);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.nxtblog-tabs-inner::-webkit-scrollbar { display: none; }
.nxtblog-tab {
    padding: 14px 18px;
    font-size: 13px;
    font-weight: 600;
    color: var(--blog-text-secondary);
    text-decoration: none;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}
.nxtblog-tab:hover {
    color: var(--blog-text);
}
.nxtblog-tab.active {
    color: var(--blog-primary);
    border-bottom-color: var(--blog-primary);
}

/* ============================================================
   FEATURED HERO ARTICLE
   ============================================================ */
.nxtblog-featured {
    max-width: var(--blog-max-w);
    margin: 0 auto;
    padding: 48px 24px 0;
}
.nxtblog-featured-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--blog-bg);
    border-radius: var(--blog-radius);
    overflow: hidden;
    box-shadow: var(--blog-card-shadow);
    transition: box-shadow 0.3s;
    text-decoration: none;
    color: inherit;
}
.nxtblog-featured-card:hover {
    box-shadow: var(--blog-card-hover);
}
.nxtblog-featured-img {
    aspect-ratio: 16/10;
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b, #334155);
    position: relative;
}
.nxtblog-featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.nxtblog-featured-card:hover .nxtblog-featured-img img {
    transform: scale(1.04);
}
.nxtblog-featured-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.2);
    font-size: 48px;
}
.nxtblog-featured-body {
    padding: 48px 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.nxtblog-featured-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}
.nxtblog-featured-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--blog-primary);
    background: var(--blog-primary-light);
    padding: 4px 10px;
    border-radius: 4px;
}
.nxtblog-featured-cat {
    font-size: 12px;
    font-weight: 600;
    color: var(--blog-text-muted);
}
.nxtblog-featured-title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.25;
    color: var(--blog-text);
    margin: 0 0 14px;
    letter-spacing: -0.3px;
}
.nxtblog-featured-excerpt {
    font-size: 15px;
    color: var(--blog-text-secondary);
    line-height: 1.65;
    margin: 0 0 24px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.nxtblog-featured-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--blog-text-muted);
}
.nxtblog-featured-meta svg {
    width: 14px;
    height: 14px;
    margin-right: 4px;
    vertical-align: -2px;
}

/* ============================================================
   CONTENT AREA
   ============================================================ */
.nxtblog-content {
    max-width: var(--blog-max-w);
    margin: 0 auto;
    padding: 48px 24px 80px;
}
.nxtblog-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}
.nxtblog-section-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0;
}
.nxtblog-section-count {
    font-size: 13px;
    color: var(--blog-text-muted);
}

/* ============================================================
   ARTICLE CARD GRID
   ============================================================ */
.nxtblog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.nxtblog-card {
    background: var(--blog-bg);
    border-radius: var(--blog-radius);
    overflow: hidden;
    box-shadow: var(--blog-card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}
.nxtblog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--blog-card-hover);
}

.nxtblog-card-image-link {
    display: block;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: linear-gradient(135deg, #e8eef5, #f0f4f8);
    position: relative;
}
.nxtblog-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.nxtblog-card:hover .nxtblog-card-image {
    transform: scale(1.05);
}
.nxtblog-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #c0c8d4;
    font-size: 32px;
}
.nxtblog-card-cat-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 5px 10px;
    border-radius: 6px;
    backdrop-filter: blur(4px);
    text-decoration: none;
}

.nxtblog-card-body {
    padding: 22px 24px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.nxtblog-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--blog-text-muted);
    margin-bottom: 10px;
}
.nxtblog-card-meta svg {
    width: 13px;
    height: 13px;
    margin-right: 3px;
    vertical-align: -1px;
}
.nxtblog-card-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.35;
    margin: 0 0 10px;
    color: var(--blog-text);
}
.nxtblog-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}
.nxtblog-card-title a:hover { color: var(--blog-primary); }
.nxtblog-card-excerpt {
    font-size: 14px;
    color: var(--blog-text-secondary);
    line-height: 1.6;
    margin: 0 0 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.nxtblog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid var(--blog-border);
    margin-top: auto;
}
.nxtblog-card-read {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--blog-text);
    text-decoration: none;
    transition: gap 0.2s, color 0.2s;
}
.nxtblog-card-read:hover {
    color: var(--blog-primary);
    gap: 10px;
}
.nxtblog-card-read svg {
    width: 14px;
    height: 14px;
}
.nxtblog-card-readtime {
    font-size: 12px;
    color: var(--blog-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}
.nxtblog-card-readtime svg {
    width: 13px;
    height: 13px;
}

/* ============================================================
   NEWSLETTER CTA
   ============================================================ */
.nxtblog-newsletter {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: var(--blog-radius);
    padding: 56px 48px;
    text-align: center;
    margin: 48px 0;
    position: relative;
    overflow: hidden;
}
.nxtblog-newsletter::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(59,130,246,0.15) 0%, transparent 60%);
    pointer-events: none;
}
.nxtblog-newsletter-inner { position: relative; z-index: 1; }
.nxtblog-newsletter h3 {
    font-size: 24px;
    font-weight: 800;
    color: #fff;
    margin: 0 0 8px;
}
.nxtblog-newsletter p {
    font-size: 15px;
    color: rgba(255,255,255,0.6);
    margin: 0 0 28px;
    max-width: 460px;
    margin-left: auto;
    margin-right: auto;
}
.nxtblog-newsletter-form {
    display: flex;
    max-width: 440px;
    margin: 0 auto;
    gap: 10px;
}
.nxtblog-newsletter-form input {
    flex: 1;
    padding: 13px 18px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--blog-radius-sm);
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-size: 14px;
    font-family: var(--blog-font);
    outline: none;
    transition: border-color 0.2s;
}
.nxtblog-newsletter-form input::placeholder { color: rgba(255,255,255,0.35); }
.nxtblog-newsletter-form input:focus { border-color: rgba(255,255,255,0.3); }
.nxtblog-newsletter-form button {
    padding: 13px 24px;
    background: var(--blog-primary);
    color: #fff;
    border: none;
    border-radius: var(--blog-radius-sm);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--blog-font);
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s;
}
.nxtblog-newsletter-form button:hover { background: var(--blog-primary-dark); }

/* ============================================================
   PAGINATION
   ============================================================ */
.nxtblog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 56px;
    padding-top: 32px;
    border-top: 1px solid var(--blog-border);
}
.nxtblog-page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--blog-text-secondary);
    text-decoration: none;
    transition: all 0.2s;
}
.nxtblog-page-link:hover {
    background: var(--blog-bg-alt);
    border-color: var(--blog-primary);
    color: var(--blog-primary);
}
.nxtblog-page-link.active {
    background: var(--blog-primary);
    border-color: var(--blog-primary);
    color: #fff;
    font-weight: 600;
}

/* ============================================================
   EMPTY / ERROR
   ============================================================ */
.nxtblog-empty,
.nxtblog-error {
    text-align: center;
    padding: 80px 24px;
}
.nxtblog-empty svg,
.nxtblog-error svg {
    width: 64px;
    height: 64px;
    color: var(--blog-border);
    margin-bottom: 20px;
}
.nxtblog-empty h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0 0 8px;
}
.nxtblog-empty p {
    font-size: 15px;
    color: var(--blog-text-secondary);
    margin: 0;
}
.nxtblog-error h1 {
    font-size: 28px;
    font-weight: 800;
    margin: 0 0 8px;
}
.nxtblog-error p {
    font-size: 15px;
    color: var(--blog-text-secondary);
    margin: 0 0 24px;
}

/* ============================================================
   SINGLE ARTICLE
   ============================================================ */

/* Article Hero */
.nxtblog-article-hero {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    padding: 160px 24px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.nxtblog-article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(59,130,246,0.1) 0%, transparent 60%);
}
.nxtblog-article-hero-inner {
    max-width: var(--blog-content-w);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}
.nxtblog-article-cats {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.nxtblog-cat-pill {
    display: inline-block;
    padding: 5px 14px;
    background: var(--blog-primary-light);
    color: var(--blog-primary);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}
.nxtblog-cat-pill:hover {
    background: var(--blog-primary);
    color: #fff;
}
.nxtblog-article-title {
    font-size: 40px;
    font-weight: 800;
    line-height: 1.2;
    color: #fff;
    margin: 0 0 20px;
    letter-spacing: -0.5px;
}
.nxtblog-article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    flex-wrap: wrap;
}
.nxtblog-article-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nxtblog-article-meta-item svg {
    width: 15px;
    height: 15px;
    opacity: 0.6;
}

/* Article Featured Image (below hero) */
.nxtblog-article-featured-img {
    max-width: 720px;
    margin: 32px auto 32px;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}
.nxtblog-article-featured-img img {
    width: 100%;
    max-height: 380px;
    object-fit: cover;
    border-radius: var(--blog-radius);
    box-shadow: 0 4px 24px rgba(0,0,0,0.10);
    display: block;
}

/* Article Layout (share sidebar + content + TOC sidebar) */
.nxtblog-article-layout {
    max-width: 1140px;
    margin: 0 auto;
    padding: 48px 24px 80px;
    display: grid;
    grid-template-columns: 48px 1fr 240px;
    gap: 32px;
}
.nxtblog-article-main {
    min-width: 0;
}

/* Share Sidebar — vertical sticky on desktop */
.nxtblog-share-sidebar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    position: sticky;
    top: 80px;
    align-self: start;
    padding-top: 4px;
}
.nxtblog-share-sidebar-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--blog-text-muted);
    margin-bottom: 4px;
}
.nxtblog-share-sidebar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--blog-bg);
    color: var(--blog-text-secondary);
    text-decoration: none;
    border: 1px solid var(--blog-border);
    cursor: pointer;
    transition: all 0.2s;
}
.nxtblog-share-sidebar-btn:hover {
    background: var(--blog-primary);
    border-color: var(--blog-primary);
    color: #fff;
}
.nxtblog-share-sidebar-btn svg { width: 16px; height: 16px; }

/* Table of Contents */
.nxtblog-toc {
    position: sticky;
    top: 80px;
    align-self: start;
}
.nxtblog-toc-title {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--blog-text-muted);
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--blog-border);
}
.nxtblog-toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.nxtblog-toc-list li {
    margin-bottom: 6px;
}
.nxtblog-toc-list a {
    font-size: 13px;
    color: var(--blog-text-secondary);
    text-decoration: none;
    line-height: 1.5;
    display: block;
    padding: 4px 0 4px 12px;
    border-left: 2px solid transparent;
    transition: all 0.2s;
}
.nxtblog-toc-list a:hover {
    color: var(--blog-primary);
}
.nxtblog-toc-list a.active {
    color: var(--blog-primary);
    border-left-color: var(--blog-primary);
    font-weight: 600;
}
.nxtblog-toc-list .toc-h3 {
    padding-left: 24px;
    font-size: 12px;
}

/* Article Content */
.nxtblog-article-content {
    font-size: 17px;
    line-height: 1.85;
    color: #374151;
}
.nxtblog-article-content h2 {
    font-size: 26px;
    font-weight: 700;
    margin: 48px 0 16px;
    color: var(--blog-text);
    scroll-margin-top: 80px;
}
.nxtblog-article-content h3 {
    font-size: 21px;
    font-weight: 700;
    margin: 36px 0 12px;
    color: var(--blog-text);
    scroll-margin-top: 80px;
}
.nxtblog-article-content h4 {
    font-size: 18px;
    font-weight: 600;
    margin: 28px 0 10px;
    color: var(--blog-text);
}
.nxtblog-article-content p {
    margin: 0 0 20px;
}
.nxtblog-article-content ul,
.nxtblog-article-content ol {
    margin: 0 0 20px;
    padding-left: 24px;
}
.nxtblog-article-content li {
    margin-bottom: 8px;
}
.nxtblog-article-content a {
    color: var(--blog-primary);
    text-decoration: underline;
    text-decoration-color: rgba(0,102,204,0.3);
    text-underline-offset: 2px;
    transition: text-decoration-color 0.2s;
}
.nxtblog-article-content a:hover {
    text-decoration-color: var(--blog-primary);
}

/* Content blocks (images, embeds, quotes, etc.) */
.article-image {
    margin: 32px auto;
    text-align: center;
    max-width: 85%;
}
.article-image img {
    max-width: 100%;
    max-height: 480px;
    height: auto;
    object-fit: contain;
    border-radius: var(--blog-radius-sm);
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.article-image--stretched { max-width: 100%; }
.article-image--stretched img { width: 100%; max-height: 520px; object-fit: cover; }
.article-image--bordered img { border: 1px solid var(--blog-border); box-shadow: none; }
.article-image--bg { background: var(--blog-bg-alt); padding: 16px; border-radius: var(--blog-radius-sm); }
.article-image figcaption {
    font-size: 13px;
    color: var(--blog-text-muted);
    margin-top: 10px;
    font-style: italic;
}

.article-embed { margin: 32px 0; }
.article-embed-inner {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--blog-radius);
    box-shadow: var(--blog-card-shadow);
}
.article-embed-inner iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
}
.article-embed-caption {
    font-size: 13px;
    color: var(--blog-text-muted);
    margin-top: 10px;
    text-align: center;
}

.article-quote {
    margin: 32px 0;
    padding: 24px 28px;
    border-left: 4px solid var(--blog-primary);
    background: var(--blog-bg-alt);
    border-radius: 0 var(--blog-radius-sm) var(--blog-radius-sm) 0;
}
.article-quote p {
    font-size: 18px;
    font-style: italic;
    margin: 0 0 8px;
    color: var(--blog-text);
    line-height: 1.7;
}
.article-quote cite {
    font-size: 14px;
    color: var(--blog-text-muted);
    font-style: normal;
}

.article-table-wrap { margin: 32px 0; overflow-x: auto; }
.article-table { width: 100%; border-collapse: collapse; }
.article-table th,
.article-table td {
    padding: 10px 14px;
    border: 1px solid var(--blog-border);
    text-align: left;
    font-size: 15px;
}
.article-table th {
    background: var(--blog-bg-alt);
    font-weight: 600;
    color: var(--blog-text);
}
.article-table tr:nth-child(even) td { background: #fafbfc; }

.article-code {
    margin: 32px 0;
    padding: 20px 24px;
    background: #0f172a;
    color: #e2e8f0;
    border-radius: var(--blog-radius-sm);
    font-family: "JetBrains Mono", "Fira Code", monospace;
    font-size: 14px;
    overflow-x: auto;
    line-height: 1.7;
}

.article-delimiter {
    border: none;
    text-align: center;
    margin: 48px 0;
}
.article-delimiter::before {
    content: '';
    display: inline-block;
    width: 48px;
    height: 2px;
    background: var(--blog-border);
}

.article-callout {
    margin: 32px 0;
    padding: 20px 24px;
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: var(--blog-radius-sm);
}
.article-callout-title {
    font-weight: 700;
    color: #d97706;
    margin-bottom: 4px;
}
.article-callout-message { color: #78350f; }

/* --- Article Footer (tags, share) --- */
.nxtblog-article-footer {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--blog-border);
}
.nxtblog-article-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}
.nxtblog-article-tags-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--blog-text-secondary);
}
.nxtblog-tag-pill {
    display: inline-block;
    padding: 5px 12px;
    background: var(--blog-bg-alt);
    color: var(--blog-text-secondary);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--blog-border);
    transition: all 0.2s;
}
.nxtblog-tag-pill:hover {
    border-color: var(--blog-primary);
    color: var(--blog-primary);
    background: var(--blog-primary-light);
}

/* Share (legacy — removed, now in sidebar) */
.nxtblog-share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--blog-bg-alt);
    color: var(--blog-text-secondary);
    text-decoration: none;
    border: 1px solid var(--blog-border);
    transition: all 0.2s;
}
.nxtblog-share-btn:hover {
    background: var(--blog-primary);
    border-color: var(--blog-primary);
    color: #fff;
}
.nxtblog-share-btn svg { width: 16px; height: 16px; }

/* --- Related Articles --- */
.nxtblog-related {
    background: var(--blog-bg-alt);
    padding: 64px 24px;
}
.nxtblog-related-inner {
    max-width: var(--blog-max-w);
    margin: 0 auto;
}
.nxtblog-related-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}
.nxtblog-related-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0;
}

/* Back link */
.nxtblog-back {
    max-width: var(--blog-max-w);
    margin: 0 auto;
    padding: 32px 24px;
}
.nxtblog-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--blog-text);
    color: #fff;
    border-radius: var(--blog-radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: background 0.2s;
}
.nxtblog-btn:hover { background: #374151; color: #fff; }
.nxtblog-btn svg { width: 16px; height: 16px; }
.nxtblog-btn-outline {
    background: transparent;
    color: var(--blog-text);
    border: 1px solid var(--blog-border);
}
.nxtblog-btn-outline:hover {
    background: var(--blog-bg-alt);
    color: var(--blog-text);
    border-color: var(--blog-text-secondary);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
    .nxtblog-grid { grid-template-columns: repeat(2, 1fr); }
    .nxtblog-featured-card { grid-template-columns: 1fr; }
    .nxtblog-featured-body { padding: 32px; }
    .nxtblog-featured-title { font-size: 24px; }
    .nxtblog-article-layout {
        grid-template-columns: 1fr;
        gap: 0;
    }
    /* Hide share sidebar + TOC on tablet/mobile */
    .nxtblog-share-sidebar { display: none; }
    .nxtblog-toc { display: none; }
}

/* ============================================================
   PRODUCT RECOMMENDATION CARDS
   ============================================================ */
.nxtblog-recs-gap { margin-top: 40px; }
.nxtblog-products-grid {
    grid-template-columns: repeat(3, 1fr) !important;
}
.nxtblog-product-card {
    display: flex;
    flex-direction: column;
    background: var(--blog-bg);
    border-radius: var(--blog-radius);
    box-shadow: var(--blog-card-shadow);
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}
.nxtblog-product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--blog-card-hover);
}
.nxtblog-product-img {
    width: 100%;
    aspect-ratio: 4/3;
    background: #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.nxtblog-product-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    transition: transform 0.4s ease;
}
.nxtblog-product-card:hover .nxtblog-product-img img {
    transform: scale(1.05);
}
.nxtblog-product-placeholder {
    color: var(--blog-text-muted);
    opacity: 0.4;
}
.nxtblog-product-placeholder svg { width: 48px; height: 48px; }
.nxtblog-product-info {
    padding: 16px 20px 20px;
}
.nxtblog-product-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--blog-text);
    margin: 0 0 4px;
}
.nxtblog-product-price {
    font-size: 13px;
    color: var(--blog-primary);
    font-weight: 600;
}

/* ============================================================
   MOBILE FLOATING BUTTONS + BOTTOM SHEET
   ============================================================ */
.nxtblog-fab-group,
.nxtblog-toc-backdrop,
.nxtblog-toc-sheet {
    display: none;
}
@media (max-width: 768px) {
    .nxtblog-fab-group {
        display: flex;
        align-items: center;
        gap: 10px;
        position: fixed;
        bottom: 24px;
        right: 20px;
        z-index: 1000;
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
    .nxtblog-fab {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 10px 16px;
        border: none;
        border-radius: 50px;
        font-family: var(--blog-font);
        font-size: 13px;
        font-weight: 600;
        cursor: pointer;
        box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        transition: background 0.2s;
    }
    .nxtblog-fab svg {
        width: 16px;
        height: 16px;
        flex-shrink: 0;
    }
    .nxtblog-fab--toc {
        background: var(--blog-text);
        color: #fff;
    }
    .nxtblog-fab--toc:active { background: #374151; }
    .nxtblog-fab--related {
        background: var(--blog-bg);
        color: var(--blog-text);
        border: 1px solid var(--blog-border);
    }
    .nxtblog-fab--related:active { background: var(--blog-bg-alt); }

    /* Backdrop */
    .nxtblog-toc-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        z-index: 1001;
        background: rgba(0,0,0,0.4);
        backdrop-filter: blur(2px);
        -webkit-backdrop-filter: blur(2px);
    }
    .nxtblog-toc-backdrop.open {
        display: block;
        animation: tocFadeIn 0.2s ease;
    }

    /* Bottom Sheet */
    .nxtblog-toc-sheet {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 1002;
        background: var(--blog-bg);
        border-radius: 16px 16px 0 0;
        max-height: 65vh;
        transform: translateY(100%);
        transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
        display: flex;
        flex-direction: column;
    }
    .nxtblog-toc-sheet.open {
        transform: translateY(0);
    }
    .nxtblog-toc-sheet-handle {
        width: 36px;
        height: 4px;
        background: #d1d5db;
        border-radius: 2px;
        margin: 10px auto 0;
        flex-shrink: 0;
    }
    .nxtblog-toc-sheet-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 20px 12px;
        border-bottom: 1px solid var(--blog-border);
        flex-shrink: 0;
    }
    .nxtblog-toc-sheet-title {
        font-size: 15px;
        font-weight: 700;
        color: var(--blog-text);
    }
    .nxtblog-toc-sheet-close {
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        border: none;
        background: var(--blog-bg-alt);
        border-radius: 50%;
        color: var(--blog-text-secondary);
        cursor: pointer;
    }
    .nxtblog-toc-sheet-close svg {
        width: 16px;
        height: 16px;
    }
    .nxtblog-toc-sheet-body {
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 12px 20px 28px;
        overscroll-behavior: contain;
    }
    .nxtblog-toc-sheet-body ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .nxtblog-toc-sheet-body li {
        margin: 0 0 2px;
        overflow: hidden;
        border-radius: 6px;
    }
    .nxtblog-toc-sheet-body li a,
    .nxtblog-toc-sheet-body li a:link,
    .nxtblog-toc-sheet-body li a:visited {
        display: block !important;
        padding: 10px 12px;
        font-size: 14px;
        line-height: 1.4;
        color: var(--blog-text-secondary);
        text-decoration: none;
        border-left: 3px solid transparent;
        background: transparent;
        border-radius: 0;
    }
    .nxtblog-toc-sheet-body li a:active,
    .nxtblog-toc-sheet-body li a:hover {
        background: var(--blog-bg-alt);
        color: var(--blog-primary);
    }
    .nxtblog-toc-sheet-body li a.active {
        color: var(--blog-primary);
        background: var(--blog-primary-light);
        border-left-color: var(--blog-primary);
        font-weight: 600;
    }
    .nxtblog-toc-sheet-body li a.toc-h3 {
        padding-left: 28px;
        font-size: 13px;
    }

    @keyframes tocFadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
}

@media (max-width: 768px) {
    .nxtblog-hero { padding: 48px 16px 32px; }
    .nxtblog-hero-title { font-size: 28px; }
    .nxtblog-hero-desc { font-size: 15px; }
    .nxtblog-search input { padding: 12px 44px 12px 16px; font-size: 14px; }
    .nxtblog-tabs-inner { gap: 0; }
    .nxtblog-tab { padding: 12px 14px; font-size: 12px; }
    .nxtblog-featured { padding: 24px 16px 0; }
    .nxtblog-featured-body { padding: 24px; }
    .nxtblog-featured-title { font-size: 20px; }
    .nxtblog-content { padding: 32px 16px 64px; }
    .nxtblog-grid { grid-template-columns: 1fr; gap: 20px; }
    .nxtblog-newsletter { padding: 40px 24px; margin: 32px 0; }
    .nxtblog-newsletter h3 { font-size: 20px; }
    .nxtblog-newsletter-form { flex-direction: column; }

    /* Single article — mobile */
    .nxtblog-article-hero { padding: 120px 16px 28px; }
    .nxtblog-article-title { font-size: 24px; line-height: 1.25; }
    .nxtblog-article-meta { gap: 8px; font-size: 12px; flex-wrap: wrap; justify-content: center; }
    .nxtblog-article-featured-img { padding: 0 16px; margin-bottom: 20px; }
    .nxtblog-article-featured-img img { max-height: 240px; border-radius: 8px; }
    .article-image { max-width: 100%; margin: 24px 0; }
    .article-image img { max-height: 320px; border-radius: 6px; }
    .nxtblog-article-layout { padding: 24px 16px 48px; }
    .nxtblog-article-content { font-size: 15px; line-height: 1.75; }
    .nxtblog-article-content h2 { font-size: 20px; margin-top: 36px; }
    .nxtblog-article-content h3 { font-size: 17px; margin-top: 28px; }
    .nxtblog-article-content p { margin-bottom: 16px; }
    .nxtblog-article-content ul,
    .nxtblog-article-content ol { padding-left: 20px; }
    .nxtblog-article-footer { margin-top: 36px; padding-top: 24px; }
    .nxtblog-related { padding: 40px 16px; }
    .nxtblog-back { padding: 24px 16px; }
    .nxtblog-products-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 12px !important; }
    .nxtblog-product-img { aspect-ratio: 3/2; }
    .nxtblog-product-info { padding: 12px 14px 16px; }
    .nxtblog-product-name { font-size: 14px; }
}

@media (max-width: 480px) {
    .nxtblog-hero-title { font-size: 24px; }
    .nxtblog-article-title { font-size: 22px; }
    .nxtblog-article-meta { flex-direction: column; gap: 8px; }
}