/* ── Blog Hero ── */
    .blog-hero {
      background: var(--fc-grad-hero);
      padding: 7rem 0 4rem;
      position: relative;
      overflow: hidden;
      color: #fff;
    }

    .blog-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
      background-size: 40px 40px;
      pointer-events: none;
      animation: fc-grid-drift 20s linear infinite;
    }

    .blog-hero-inner {
      position: relative;
      z-index: 2;
      max-width: 780px;
    }

    .blog-category-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: 50px;
      padding: 0.25rem 0.9rem;
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 1.2rem;
    }

    .blog-hero-title {
      font-size: clamp(1.8rem, 4vw, 2.8rem);
      font-weight: 800;
      letter-spacing: -0.02em;
      line-height: 1.15;
      margin-bottom: 1rem;
    }

    .blog-hero-meta {
      font-size: 0.82rem;
      opacity: 0.72;
      display: flex;
      gap: 1.2rem;
      flex-wrap: wrap;
      align-items: center;
    }

    .blog-hero-meta span {
      display: flex;
      align-items: center;
      gap: 5px;
    }

    /* ── Blog Layout ── */
    .blog-layout {
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 2.5rem;
      align-items: start;
      padding: 3.5rem 0 4rem;
    }

    @media (max-width: 992px) {
      .blog-layout {
        grid-template-columns: 1fr;
      }

      .blog-sidebar {
        display: none;
      }
    }

    /* ── Article Body ── */
    .blog-article {
      background: #fff;
      border-radius: var(--fc-card-radius);
      box-shadow: var(--fc-shadow-sm);
      padding: 2.8rem 3rem;
      border: 1px solid rgba(0, 86, 179, 0.05);
    }

    @media (max-width: 576px) {
      .blog-article {
        padding: 1.8rem 1.4rem;
      }
    }

    .blog-article h2 {
      font-size: 1.45rem;
      font-weight: 800;
      color: var(--fc-text-dark);
      margin: 2.2rem 0 0.9rem;
      letter-spacing: -0.01em;
      padding-top: 0.5rem;
      border-top: 2px solid var(--fc-off-white);
    }

    .blog-article h2:first-of-type {
      border-top: none;
      margin-top: 0;
    }

    .blog-article h3 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--fc-text-dark);
      margin: 1.6rem 0 0.6rem;
    }

    .blog-article p {
      font-size: 0.97rem;
      line-height: 1.8;
      color: var(--fc-text-mid);
      margin-bottom: 1.1rem;
    }

    .blog-article ul,
    .blog-article ol {
      margin: 0.6rem 0 1.2rem 1.2rem;
    }

    .blog-article li {
      font-size: 0.97rem;
      line-height: 1.75;
      color: var(--fc-text-mid);
      margin-bottom: 0.4rem;
    }

    .blog-article strong {
      color: var(--fc-text-dark);
      font-weight: 700;
    }

    /* ── Callout boxes ── */
    .callout {
      border-radius: 12px;
      padding: 1.1rem 1.4rem;
      margin: 1.4rem 0;
      font-size: 0.92rem;
      line-height: 1.65;
      display: flex;
      gap: 12px;
      align-items: flex-start;
    }

    .callout-icon {
      font-size: 1.2rem;
      flex-shrink: 0;
      margin-top: 1px;
    }

    .callout-info {
      background: rgba(37, 168, 247, 0.08);
      border-left: 3px solid var(--fc-sky);
      color: #1a4a6e;
    }

    .callout-tip {
      background: rgba(40, 167, 69, 0.08);
      border-left: 3px solid var(--fc-green);
      color: #1a4a2e;
    }

    .callout-warning {
      background: rgba(255, 193, 7, 0.1);
      border-left: 3px solid #ffc107;
      color: #5a4000;
    }

    /* ── Comparison table ── */
    .compare-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      margin: 1.4rem 0;
      font-size: 0.88rem;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: var(--fc-shadow-sm);
    }

    .compare-table thead th {
      background: var(--fc-navy);
      color: #fff;
      padding: 0.85rem 1rem;
      font-weight: 700;
      text-align: left;
    }

    .compare-table tbody tr:nth-child(odd) td {
      background: #f8fafc;
    }

    .compare-table tbody tr:nth-child(even) td {
      background: #fff;
    }

    .compare-table tbody td {
      padding: 0.75rem 1rem;
      color: var(--fc-text-mid);
      border-bottom: 1px solid #eef2f7;
    }

    .compare-table tbody td:first-child {
      font-weight: 700;
      color: var(--fc-text-dark);
    }

    .compare-table .yes {
      color: #28a745;
      font-weight: 700;
    }

    .compare-table .no {
      color: #e74c3c;
      font-weight: 700;
    }

    .compare-table .highlight-row td {
      background: rgba(37, 168, 247, 0.06) !important;
    }

    .compare-table .highlight-row td:first-child {
      color: var(--fc-blue);
    }

    /* ── Step list ── */
    .step-list {
      list-style: none;
      padding: 0;
      margin: 1.2rem 0;
    }

    .step-item {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      margin-bottom: 1.1rem;
    }

    .step-num {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      background: var(--fc-grad-btn);
      color: #fff;
      font-weight: 800;
      font-size: 0.85rem;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .step-content strong {
      display: block;
      font-size: 0.95rem;
      color: var(--fc-text-dark);
      margin-bottom: 3px;
    }

    .step-content span {
      font-size: 0.88rem;
      color: var(--fc-text-mid);
      line-height: 1.65;
    }

    /* ── Inline CTA ── */
    .inline-cta {
      background: var(--fc-grad-hero);
      border-radius: 16px;
      padding: 1.8rem 2rem;
      color: #fff;
      margin: 2rem 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
      flex-wrap: wrap;
    }

    .inline-cta-text strong {
      display: block;
      color: #fff;
      font-size: 1.05rem;
      font-weight: 800;
      margin-bottom: 4px;
    }

    .inline-cta-text span {
      font-size: 0.85rem;
      opacity: 0.82;
    }

    .btn-cta-white {
      background: #fff;
      color: var(--fc-blue);
      font-weight: 700;
      font-size: 0.88rem;
      padding: 10px 22px;
      border-radius: 50px;
      white-space: nowrap;
      text-decoration: none;
      transition: transform 0.2s, box-shadow 0.2s;
      box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    }

    .btn-cta-white:hover {
      color: var(--fc-blue);
      text-decoration: none;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    }

    /* ── TOC ── */
    .toc-card {
      background: var(--fc-off-white);
      border-radius: 12px;
      padding: 1.2rem 1.4rem;
      margin-bottom: 2rem;
      border: 1px solid rgba(0, 86, 179, 0.08);
    }

    .toc-card h4 {
      font-size: 0.78rem;
      font-weight: 800;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--fc-text-muted);
      margin-bottom: 0.8rem;
    }

    .toc-card ol {
      margin: 0;
      padding-left: 1.2rem;
    }

    .toc-card li {
      font-size: 0.85rem;
      margin-bottom: 0.35rem;
    }

    .toc-card a {
      color: var(--fc-blue);
      font-weight: 600;
      text-decoration: none;
    }

    .toc-card a:hover {
      text-decoration: underline;
    }

    /* ── Sidebar ── */
    .blog-sidebar {
      position: sticky;
      top: 90px;
    }

    .sidebar-card {
      background: #fff;
      border-radius: var(--fc-card-radius);
      box-shadow: var(--fc-shadow-sm);
      padding: 1.5rem;
      margin-bottom: 1.5rem;
      border: 1px solid rgba(0, 86, 179, 0.05);
    }

    .sidebar-card h4 {
      font-size: 0.78rem;
      font-weight: 800;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--fc-text-muted);
      margin-bottom: 1rem;
    }

    .sidebar-feature-item {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      margin-bottom: 0.85rem;
    }

    .sidebar-feature-item .icon {
      color: var(--fc-sky);
      font-size: 1rem;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .sidebar-feature-item p {
      font-size: 0.82rem;
      color: var(--fc-text-mid);
      margin: 0;
      line-height: 1.5;
    }

    .sidebar-feature-item strong {
      display: block;
      font-size: 0.84rem;
      color: var(--fc-text-dark);
      margin-bottom: 1px;
    }

    .btn-sidebar-dl {
      display: block;
      text-align: center;
      background: var(--fc-grad-btn);
      color: #fff;
      font-weight: 700;
      font-size: 0.88rem;
      padding: 11px 0;
      border-radius: 50px;
      margin-top: 1rem;
      text-decoration: none;
      box-shadow: 0 4px 14px rgba(0, 86, 179, 0.3);
      transition: transform 0.2s, box-shadow 0.2s;
    }

    .btn-sidebar-dl:hover {
      color: #fff;
      text-decoration: none;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(0, 86, 179, 0.4);
    }

    /* ── Related posts ── */
    .related-posts {
      background: var(--fc-off-white);
      padding: 3.5rem 0;
    }

    .related-card {
      background: #fff;
      border-radius: var(--fc-card-radius);
      box-shadow: var(--fc-shadow-sm);
      padding: 1.4rem 1.5rem;
      border: 1px solid rgba(0, 86, 179, 0.05);
      transition: box-shadow 0.2s, transform 0.2s;
      height: 100%;
    }

    .related-card:hover {
      box-shadow: var(--fc-shadow-md);
      transform: translateY(-3px);
    }

    .related-card .topic-tag {
      font-size: 0.68rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--fc-sky);
      margin-bottom: 0.5rem;
    }

    .related-card h5 {
      font-size: 0.95rem;
      font-weight: 800;
      color: var(--fc-text-dark);
      margin-bottom: 0.5rem;
      line-height: 1.4;
    }

    .related-card p {
      font-size: 0.82rem;
      color: var(--fc-text-mid);
      margin: 0;
      line-height: 1.55;
    }

    .related-card a {
      color: var(--fc-blue);
      font-size: 0.8rem;
      font-weight: 700;
      text-decoration: none;
      margin-top: 0.7rem;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .related-card a:hover {
      text-decoration: underline;
    }

    .breadcrumb-nav {
        margin-bottom: 0rem;
        display: flex;
        justify-content: left;
        gap: 1rem;
        flex-wrap: wrap;
      }

    .breadcrumb-bar {
      background: #f0f4f8;
      border-bottom: 1px solid #e2e8f0;
      padding: 0.55rem 0;
    }
    .breadcrumb-bar .breadcrumb {
      background: none;
      padding: 0;
      margin: 0;
      font-size: 0.8rem;
    }
    .breadcrumb-bar .breadcrumb-item a {
      color: var(--fc-blue);
      text-decoration: none;
    }
    .breadcrumb-bar .breadcrumb-item a:hover {
      text-decoration: underline;
    }
    .breadcrumb-bar .breadcrumb-item.active {
      color: var(--fc-text-muted);
    }
    .breadcrumb-bar .breadcrumb-item + .breadcrumb-item::before {
      color: #aab4c0;
    }