.source-hardware-page .hw-tab-bar {
      display: flex;
      gap: 0.25rem;
      flex-wrap: wrap;
      justify-content: center;
      margin: 1.75rem auto 0;
      max-width: 640px;
    }
    .source-hardware-page .hw-tab-bar a {
      font-size: 0.82rem;
      font-weight: 600;
      padding: 0.38rem 0.9rem;
      border-radius: 999px;
      border: 1px solid var(--color-border);
      color: var(--color-text-muted);
      transition: border-color var(--transition), color var(--transition), background var(--transition);
    }
    .source-hardware-page .hw-tab-bar a:hover,
    .source-hardware-page .hw-tab-bar a.is-active {
      border-color: var(--color-accent);
      color: var(--color-accent);
      background: var(--color-accent-dim);
    }
    .source-hardware-page .breadcrumb {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.83rem;
      color: var(--color-text-dim);
      margin-bottom: 1rem;
      flex-wrap: wrap;
    }
    .source-hardware-page .breadcrumb a { color: var(--color-text-muted); text-decoration: none; }
    .source-hardware-page .breadcrumb a:hover { color: var(--color-accent); }
    .source-hardware-page .breadcrumb span { color: var(--color-text-dim); }
    .source-hardware-page .setup-step {
      background: var(--color-bg-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 2rem;
      margin-bottom: 1.5rem;
      scroll-margin-top: 6rem;
    }
    .source-hardware-page .setup-step-header {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-bottom: 1.25rem;
    }
    .source-hardware-page .setup-step-num {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 2.5rem;
      height: 2.5rem;
      border-radius: 50%;
      background: var(--color-accent-dim);
      border: 1px solid var(--color-border-glow);
      font-family: var(--font-display);
      font-size: 1rem;
      font-weight: 700;
      color: var(--color-accent);
      flex-shrink: 0;
    }
    .source-hardware-page .setup-step h2 {
      font-family: var(--font-display);
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--color-text);
      margin: 0;
    }
    .source-hardware-page .setup-step h3 {
      font-family: var(--font-display);
      font-size: 1rem;
      font-weight: 600;
      color: var(--color-text);
      margin: 1.25rem 0 0.5rem;
    }
    .source-hardware-page .setup-step p {
      color: var(--color-text-muted);
      line-height: 1.7;
      margin-bottom: 0.75rem;
    }
    .source-hardware-page .setup-step ul, .source-hardware-page .setup-step ol {
      color: var(--color-text-muted);
      padding-left: 1.4rem;
      line-height: 1.75;
      margin-bottom: 0.75rem;
    }
    .source-hardware-page .setup-step li { margin-bottom: 0.3rem; }
    .source-hardware-page .code-block {
      background: #0f1117;
      color: #e2e8f0;
      border-radius: var(--radius);
      padding: 1.25rem 1.5rem;
      font-size: 0.82rem;
      font-family: 'JetBrains Mono', 'Fira Code', monospace;
      line-height: 1.65;
      overflow-x: auto;
      margin: 0.75rem 0 1rem;
      border: 1px solid #1e2231;
    }
    .source-hardware-page .code-block .c { color: #6b7a99; }
    .source-hardware-page .warning-box {
      display: flex;
      gap: 0.75rem;
      background: #fff7ed;
      border: 1px solid #fdba74;
      border-radius: var(--radius);
      padding: 1rem 1.25rem;
      margin: 1rem 0;
      font-size: 0.88rem;
      color: #92400e;
    }
    .source-hardware-page .warning-box.danger {
      background: #fef2f2;
      border-color: #fca5a5;
      color: #7f1d1d;
    }
    .source-hardware-page .warning-box strong { display: block; color: #78350f; margin-bottom: 0.2rem; }
    .source-hardware-page .warning-box.danger strong { color: #7f1d1d; }
    .source-hardware-page .info-box {
      background: #eff6ff;
      border-left: 3px solid var(--color-accent);
      border-radius: 0 var(--radius) var(--radius) 0;
      padding: 0.9rem 1.25rem;
      margin: 1rem 0;
      font-size: 0.88rem;
      color: #1e3a5f;
    }
    .source-hardware-page .info-box strong { display: block; margin-bottom: 0.2rem; }
    .source-hardware-page .step-nav {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
      margin-bottom: 2rem;
      font-size: 0.82rem;
    }
    .source-hardware-page .step-nav a {
      padding: 0.35rem 0.75rem;
      border: 1px solid var(--color-border);
      border-radius: 999px;
      color: var(--color-text-muted);
      text-decoration: none;
      transition: border-color var(--transition), color var(--transition);
    }
    .source-hardware-page .step-nav a:hover {
      border-color: var(--color-accent);
      color: var(--color-accent);
    }
    .source-hardware-page code.ic {
      background: #f1f5f9;
      border: 1px solid #e2e8f0;
      border-radius: 4px;
      padding: 0.1em 0.45em;
      font-size: 0.85em;
      font-family: 'JetBrains Mono', monospace;
      color: #1e3a5f;
    }