/* Product blog — Spec-Driven throughline (shares layout tokens with enterprise case study) */
.ew-wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem 1rem 3.5rem;
}

@scope (.vb-ew-article) {
  :scope {
    --ew-primary: var(--md-sys-color-primary, var(--ps-accent, #0f766e));
    --ew-primary-light: rgba(var(--ps-accent-rgb, 15, 118, 110), 0.1);
    --ew-primary-border: rgba(var(--ps-accent-rgb, 15, 118, 110), 0.28);
    --ew-gray-50: var(--md-sys-color-surface-container-low, #f9fafb);
    --ew-gray-100: #f3f4f6;
    --ew-gray-200: rgba(0, 0, 0, 0.1);
    --ew-gray-500: var(--md-sys-color-on-surface-variant, #6b7280);
    --ew-gray-700: var(--md-sys-color-on-surface, #374151);
    --ew-gray-900: var(--md-sys-color-on-surface, #111827);
    --ew-grid-color: rgba(0, 0, 0, 0.045);
    --sd-diagram-bg: #0b1e33;
    font-size: 16px;
    line-height: 1.7;
    color: var(--ew-gray-900);
  }

  .ew-nav {
    margin-bottom: 1rem;
    font-size: 0.95rem;
  }
  .ew-nav a {
    color: var(--ew-primary);
    font-weight: 500;
    text-decoration: none;
  }
  .ew-nav a + a { margin-left: 0.75rem; }
  .ew-nav a:hover { text-decoration: underline; }

  .breadcrumb {
    font-size: 0.8rem;
    color: var(--ew-gray-500);
    display: flex;
    gap: 0.4rem;
    align-items: center;
    margin-bottom: 1rem;
  }
  .breadcrumb a { color: var(--ew-gray-500); text-decoration: none; }
  .breadcrumb a:hover { color: var(--ew-primary); }

  .hero.grid-bg {
    background-image:
      linear-gradient(var(--ew-grid-color) 1px, transparent 1px),
      linear-gradient(90deg, var(--ew-grid-color) 1px, transparent 1px);
    background-size: 32px 32px;
    padding: 1.5rem 0 2rem;
    margin-bottom: 0.5rem;
  }

  .eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ew-primary);
    margin-bottom: 0.75rem;
  }

  h1 {
    font-size: clamp(1.35rem, 4vw, 2rem);
    font-weight: 700;
    line-height: 1.25;
    margin: 0 0 1rem;
  }

  .subtitle {
    font-size: 1.05rem;
    color: var(--ew-gray-500);
    margin: 0 0 0.25rem;
    line-height: 1.6;
  }

  .content h2 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 2rem 0 0.75rem;
    padding-top: 0.5rem;
    border-top: 2px solid var(--ew-primary-light);
  }
  .content h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 1.25rem 0 0.5rem;
    color: var(--ew-gray-700);
  }
  .content p {
    margin: 0 0 1rem;
    color: var(--ew-gray-700);
    line-height: 1.7;
  }
  .content ul {
    margin: 0.5rem 0 1rem 1.25rem;
    color: var(--ew-gray-700);
    line-height: 1.85;
  }
  .content li { margin-bottom: 0.35rem; }
  .content strong { color: var(--ew-gray-900); }

  .content code {
    font-family: ui-monospace, Consolas, monospace;
    font-size: 0.82rem;
    background: var(--ew-gray-100);
    padding: 0.12rem 0.35rem;
    border-radius: 4px;
    color: var(--ew-primary);
  }

  figure.illustration {
    margin: 1.25rem 0;
    border: 1px solid var(--ew-gray-200);
    border-radius: 10px;
    overflow: hidden;
    background: var(--md-sys-color-surface, #fff);
  }
  figure.illustration.diagram-dark {
    background: var(--sd-diagram-bg);
    border-color: rgba(111, 200, 214, 0.28);
  }
  figure.illustration img {
    display: block;
    width: 100%;
    height: auto;
    padding: 0.85rem 0.65rem;
  }
  figure.illustration figcaption {
    padding: 0.65rem 0.9rem 0.85rem;
    font-size: 0.82rem;
    line-height: 1.45;
    color: var(--ew-gray-500);
    border-top: 1px solid var(--ew-gray-200);
    background: var(--ew-gray-50);
  }
  figure.illustration.diagram-dark figcaption {
    background: rgba(14, 37, 64, 0.95);
    border-top-color: rgba(111, 200, 214, 0.22);
    color: #c9cbc4;
  }

  .cta-block {
    background: var(--ew-primary-light);
    border: 1px solid var(--ew-primary-border);
    border-radius: 12px;
    padding: 1.75rem;
    text-align: center;
    margin: 2.5rem 0 0;
  }
  .cta-block h3 {
    border: none;
    margin: 0 0 0.5rem;
    color: var(--ew-primary);
    font-size: 1.05rem;
    padding: 0;
  }
  .cta-block p { margin-bottom: 1rem; }
  .cta-block .md-btn { margin: 0.2rem; }
}