.free-tool {
      --bg-page: #f8fafc;
      --bg-surface: #ffffff;
      --bg-subtle: #f1f5f9;
      --bg-accent-soft: #eff6ff;
      --text-primary: #0f172a;
      --text-secondary: #334155;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --border-strong: #cbd5e1;
      --brand-primary: #1e3a8a;
      --brand-primary-hover: #172554;
      --brand-accent: #2563eb;
      --status-good-bg: #ecfdf5;
      --status-good-text: #065f46;
      --status-good-border: #a7f3d0;
      --status-warn-bg: #fffbeb;
      --status-warn-text: #92400e;
      --status-warn-border: #fde68a;
      --status-bad-bg: #fef2f2;
      --status-bad-text: #991b1b;
      --status-bad-border: #fecaca;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 14px;
      --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
      --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08);
      --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    }.free-tool * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }.free-tool {
      font-family: var(--font-sans);
      background-color: var(--bg-page);
      color: var(--text-primary);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }.free-tool a {
      color: var(--brand-accent);
      text-decoration: none;
    }.free-tool a:hover {
      text-decoration: underline;
    }.free-tool .site-header {
      background: var(--bg-surface);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 30;
    }.free-tool .header-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0.875rem 1.25rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      flex-wrap: wrap;
    }.free-tool .brand-link {
      display: inline-flex;
      align-items: center;
      gap: 0.625rem;
      color: var(--text-primary);
      font-weight: 700;
      font-size: 1.05rem;
      letter-spacing: -0.02em;
      text-decoration: none;
    }.free-tool .brand-link:hover {
      text-decoration: none;
    }.free-tool .brand-mark {
      width: 28px;
      height: 28px;
      border-radius: 6px;
      background: var(--brand-primary);
      color: #ffffff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 0.02em;
    }.free-tool .header-nav {
      display: flex;
      align-items: center;
      gap: 1.25rem;
      font-size: 0.9rem;
    }.free-tool .header-nav a {
      color: var(--text-secondary);
      font-weight: 500;
    }.free-tool .header-nav a.header-cta {
      background: var(--brand-primary);
      color: #ffffff;
      padding: 0.45rem 0.9rem;
      border-radius: var(--radius-sm);
      font-weight: 600;
      transition: background-color 0.15s ease;
    }.free-tool .header-nav a.header-cta:hover {
      background: var(--brand-primary-hover);
      text-decoration: none;
    }.free-tool .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 2rem 1.25rem 4rem;
    }.free-tool .hero {
      max-width: 840px;
      margin-bottom: 1.75rem;
    }.free-tool .eyebrow {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: var(--brand-primary);
      background: var(--bg-accent-soft);
      border: 1px solid #bfdbfe;
      padding: 0.25rem 0.65rem;
      border-radius: 999px;
      margin-bottom: 0.75rem;
    }.free-tool h1 {
      font-size: clamp(1.75rem, 3vw, 2.35rem);
      line-height: 1.2;
      letter-spacing: -0.025em;
      color: var(--text-primary);
      margin-bottom: 0.75rem;
    }.free-tool .hero-lead {
      font-size: 1.05rem;
      color: var(--text-secondary);
      line-height: 1.65;
    }.free-tool .privacy-bar {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
      background: var(--status-good-bg);
      border: 1px solid var(--status-good-border);
      color: var(--status-good-text);
      padding: 0.85rem 1.1rem;
      border-radius: var(--radius-md);
      margin-bottom: 1.5rem;
      font-size: 0.92rem;
    }.free-tool .privacy-icon {
      flex-shrink: 0;
      width: 20px;
      height: 20px;
      margin-top: 2px;
    }.free-tool .workspace-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      padding: 1.5rem;
      margin-bottom: 2rem;
    }.free-tool .toolbar-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      flex-wrap: wrap;
      padding-bottom: 1.15rem;
      margin-bottom: 1.25rem;
      border-bottom: 1px solid var(--border-color);
    }.free-tool .toolbar-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-secondary);
    }.free-tool .toolbar-actions {
      display: flex;
      align-items: center;
      gap: 0.65rem;
      flex-wrap: wrap;
    }.free-tool .input-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.25rem;
      margin-bottom: 1.25rem;
    }

    @media (max-width: 860px) {.free-tool .input-grid {
        grid-template-columns: 1fr;
      }
    }.free-tool .input-panel {
      display: flex;
      flex-direction: column;
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 1rem;
    }.free-tool .input-panel-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.5rem;
      margin-bottom: 0.5rem;
      flex-wrap: wrap;
    }.free-tool .input-label {
      font-weight: 700;
      font-size: 0.95rem;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 0.45rem;
    }.free-tool .step-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--brand-primary);
      color: #ffffff;
      font-size: 0.75rem;
      font-weight: 700;
    }.free-tool .file-upload-label {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--brand-accent);
      background: var(--bg-surface);
      border: 1px solid var(--border-strong);
      padding: 0.25rem 0.6rem;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: background-color 0.15s ease, border-color 0.15s ease;
    }.free-tool .file-upload-label:hover {
      background: var(--bg-accent-soft);
      border-color: var(--brand-accent);
    }.free-tool .file-upload-input {
      position: absolute;
      width: 1px;
      height: 1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
    }.free-tool .input-hint {
      font-size: 0.83rem;
      color: var(--text-muted);
      margin-bottom: 0.65rem;
    }.free-tool textarea {
      width: 100%;
      min-height: 270px;
      resize: vertical;
      padding: 0.85rem;
      font-family: var(--font-sans);
      font-size: 0.92rem;
      line-height: 1.55;
      color: var(--text-primary);
      background: var(--bg-surface);
      border: 1px solid var(--border-strong);
      border-radius: var(--radius-sm);
      transition: border-color 0.15s ease, box-shadow 0.15s ease;
    }.free-tool textarea:focus {
      outline: none;
      border-color: var(--brand-accent);
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    }.free-tool .input-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 0.5rem;
      font-size: 0.8rem;
      color: var(--text-muted);
    }.free-tool .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      font-family: var(--font-sans);
      font-size: 0.92rem;
      font-weight: 600;
      padding: 0.6rem 1.1rem;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      cursor: pointer;
      transition: all 0.15s ease;
      text-decoration: none;
    }.free-tool .btn:focus-visible {
      outline: 2px solid var(--brand-accent);
      outline-offset: 2px;
    }.free-tool .btn-primary {
      background: var(--brand-primary);
      color: #ffffff;
      padding: 0.75rem 1.5rem;
      font-size: 1rem;
    }.free-tool .btn-primary:hover {
      background: var(--brand-primary-hover);
      text-decoration: none;
    }.free-tool .btn-secondary {
      background: var(--bg-surface);
      color: var(--text-secondary);
      border-color: var(--border-strong);
    }.free-tool .btn-secondary:hover {
      background: var(--bg-subtle);
      color: var(--text-primary);
    }.free-tool .btn-sm {
      font-size: 0.82rem;
      padding: 0.4rem 0.75rem;
    }.free-tool .action-bar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      flex-wrap: wrap;
    }.free-tool .validation-msg {
      color: var(--status-bad-text);
      background: var(--status-bad-bg);
      border: 1px solid var(--status-bad-border);
      padding: 0.65rem 0.9rem;
      border-radius: var(--radius-sm);
      font-size: 0.88rem;
      display: none;
      margin-bottom: 1rem;
    }.free-tool #resultsSection {
      display: none;
      scroll-margin-top: 4.5rem;
    }.free-tool #resultsSection.is-visible {
      display: block;
    }.free-tool .summary-grid {
      display: grid;
      grid-template-columns: 1.3fr 1fr 1fr;
      gap: 1.25rem;
      margin-bottom: 1.5rem;
    }

    @media (max-width: 960px) {.free-tool .summary-grid {
        grid-template-columns: 1fr;
      }
    }.free-tool .result-card {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 1.35rem;
      box-shadow: var(--shadow-sm);
    }.free-tool .card-eyebrow {
      font-size: 0.78rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--text-muted);
      margin-bottom: 0.45rem;
    }.free-tool .score-display {
      display: flex;
      align-items: baseline;
      gap: 0.75rem;
      margin-bottom: 0.6rem;
    }.free-tool .score-number {
      font-size: 2.6rem;
      font-weight: 800;
      letter-spacing: -0.03em;
      line-height: 1;
      color: var(--text-primary);
    }.free-tool .score-badge {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      padding: 0.2rem 0.6rem;
      border-radius: 999px;
    }.free-tool .badge-good {
      background: var(--status-good-bg);
      color: var(--status-good-text);
      border: 1px solid var(--status-good-border);
    }.free-tool .badge-warn {
      background: var(--status-warn-bg);
      color: var(--status-warn-text);
      border: 1px solid var(--status-warn-border);
    }.free-tool .badge-bad {
      background: var(--status-bad-bg);
      color: var(--status-bad-text);
      border: 1px solid var(--status-bad-border);
    }.free-tool .progress-track {
      width: 100%;
      height: 10px;
      background: var(--bg-subtle);
      border-radius: 999px;
      overflow: hidden;
      margin-bottom: 0.65rem;
    }.free-tool .progress-fill {
      height: 100%;
      background: var(--brand-accent);
      border-radius: 999px;
      transition: width 0.35s ease;
    }.free-tool .score-caption {
      font-size: 0.88rem;
      color: var(--text-secondary);
    }.free-tool .detail-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.25rem;
      margin-bottom: 1.5rem;
    }

    @media (max-width: 860px) {.free-tool .detail-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 600px) {.free-tool .container {
        padding: 1.25rem 0.85rem 3rem;
      }.free-tool .workspace-card, .free-tool .result-card, .free-tool .editorial-section {
        padding: 1.1rem;
      }.free-tool .cta-banner {
        padding: 1.25rem;
      }.free-tool .btn-cta-light, .free-tool .action-bar .btn-primary {
        width: 100%;
        white-space: normal;
        text-align: center;
      }.free-tool .metric-item {
        flex-direction: column;
        gap: 0.35rem;
      }.free-tool .metric-value {
        text-align: left;
        white-space: normal;
      }.free-tool .header-nav {
        gap: 0.75rem;
        font-size: 0.84rem;
      }
    }.free-tool .section-heading {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 0.35rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.5rem;
      flex-wrap: wrap;
    }.free-tool .section-sub {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 1rem;
    }.free-tool .chip-list {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }.free-tool .keyword-chip {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.85rem;
      font-weight: 600;
      padding: 0.35rem 0.65rem;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
    }.free-tool .chip-matched {
      background: var(--status-good-bg);
      color: var(--status-good-text);
      border-color: var(--status-good-border);
    }.free-tool .chip-missing-high {
      background: var(--status-bad-bg);
      color: var(--status-bad-text);
      border-color: var(--status-bad-border);
      cursor: pointer;
    }.free-tool .chip-missing-normal {
      background: var(--status-warn-bg);
      color: var(--status-warn-text);
      border-color: var(--status-warn-border);
      cursor: pointer;
    }.free-tool .chip-missing-high:hover, .free-tool .chip-missing-normal:hover {
      filter: brightness(0.96);
    }.free-tool .chip-count {
      font-size: 0.73rem;
      font-weight: 700;
      opacity: 0.85;
      background: rgba(255, 255, 255, 0.65);
      padding: 0.05rem 0.35rem;
      border-radius: 4px;
    }.free-tool .metric-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }.free-tool .metric-item {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 1rem;
      padding-bottom: 0.75rem;
      border-bottom: 1px solid var(--border-color);
      font-size: 0.9rem;
    }.free-tool .metric-item:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }.free-tool .metric-label {
      font-weight: 600;
      color: var(--text-primary);
    }.free-tool .metric-note {
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-top: 0.15rem;
    }.free-tool .metric-value {
      font-weight: 700;
      color: var(--text-primary);
      text-align: right;
      white-space: nowrap;
    }.free-tool .check-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }.free-tool .check-item {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
      padding: 0.75rem;
      border-radius: var(--radius-sm);
      background: var(--bg-page);
      border: 1px solid var(--border-color);
    }.free-tool .check-status-dot {
      flex-shrink: 0;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 800;
      margin-top: 1px;
    }.free-tool .dot-pass {
      background: var(--status-good-bg);
      color: var(--status-good-text);
      border: 1px solid var(--status-good-border);
    }.free-tool .dot-warn {
      background: var(--status-warn-bg);
      color: var(--status-warn-text);
      border: 1px solid var(--status-warn-border);
    }.free-tool .dot-fail {
      background: var(--status-bad-bg);
      color: var(--status-bad-text);
      border: 1px solid var(--status-bad-border);
    }.free-tool .check-body {
      flex: 1;
    }.free-tool .check-title {
      font-size: 0.92rem;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 0.15rem;
    }.free-tool .check-desc {
      font-size: 0.84rem;
      color: var(--text-secondary);
    }.free-tool .interactive-check-item {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
      padding: 0.75rem;
      border-radius: var(--radius-sm);
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      cursor: pointer;
      transition: background-color 0.15s ease;
    }.free-tool .interactive-check-item:hover {
      background: var(--bg-subtle);
    }.free-tool .interactive-check-item input[type="checkbox"] {
      width: 18px;
      height: 18px;
      margin-top: 3px;
      accent-color: var(--brand-primary);
      cursor: pointer;
      flex-shrink: 0;
    }.free-tool .cta-banner {
      background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
      color: #ffffff;
      border-radius: var(--radius-lg);
      padding: 1.75rem 2rem;
      margin: 2rem 0;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
      flex-wrap: wrap;
      box-shadow: var(--shadow-md);
    }.free-tool .cta-content {
      max-width: 680px;
    }.free-tool .cta-eyebrow {
      font-size: 0.78rem;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      color: #93c5fd;
      font-weight: 700;
      margin-bottom: 0.35rem;
    }.free-tool .cta-title {
      font-size: 1.35rem;
      font-weight: 700;
      margin-bottom: 0.45rem;
      color: #ffffff;
    }.free-tool .cta-text {
      font-size: 0.95rem;
      color: #e2e8f0;
      line-height: 1.55;
    }.free-tool .btn-cta-light {
      background: #ffffff;
      color: var(--brand-primary);
      font-weight: 700;
      padding: 0.8rem 1.4rem;
      border-radius: var(--radius-sm);
      white-space: nowrap;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    }.free-tool .btn-cta-light:hover {
      background: #f1f5f9;
      text-decoration: none;
    }.free-tool .editorial-section {
      background: var(--bg-surface);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 2rem;
      margin-bottom: 2rem;
    }.free-tool .editorial-section h2 {
      font-size: 1.45rem;
      letter-spacing: -0.02em;
      margin-bottom: 1rem;
      color: var(--text-primary);
    }.free-tool .editorial-section h3 {
      font-size: 1.1rem;
      margin: 1.35rem 0 0.5rem;
      color: var(--text-primary);
    }.free-tool .editorial-section p {
      color: var(--text-secondary);
      margin-bottom: 1rem;
      font-size: 0.97rem;
      line-height: 1.7;
    }.free-tool .editorial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.25rem;
      margin-top: 1.25rem;
    }

    @media (max-width: 860px) {.free-tool .editorial-grid {
        grid-template-columns: 1fr;
      }
    }.free-tool .info-box {
      background: var(--bg-page);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 1.15rem;
    }.free-tool .info-box h3 {
      margin-top: 0;
      font-size: 1rem;
      margin-bottom: 0.45rem;
    }.free-tool .info-box p {
      font-size: 0.9rem;
      margin-bottom: 0;
    }.free-tool .faq-list {
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }.free-tool details.faq-item {
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      background: var(--bg-page);
      padding: 1rem 1.25rem;
    }.free-tool details.faq-item[open] {
      background: var(--bg-surface);
      border-color: var(--border-strong);
    }.free-tool details.faq-item summary {
      font-weight: 700;
      font-size: 1rem;
      color: var(--text-primary);
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
    }.free-tool details.faq-item summary::-webkit-details-marker {
      display: none;
    }.free-tool .faq-toggle-icon {
      font-size: 1.1rem;
      color: var(--text-muted);
      transition: transform 0.15s ease;
    }.free-tool details.faq-item[open] .faq-toggle-icon {
      transform: rotate(45deg);
    }.free-tool .faq-answer {
      margin-top: 0.75rem;
      padding-top: 0.75rem;
      border-top: 1px solid var(--border-color);
      color: var(--text-secondary);
      font-size: 0.94rem;
      line-height: 1.65;
    }.free-tool .code-block-wrap {
      position: relative;
      margin-top: 0.75rem;
    }.free-tool pre.embed-code {
      background: #0f172a;
      color: #e2e8f0;
      padding: 1rem;
      border-radius: var(--radius-sm);
      font-family: var(--font-mono);
      font-size: 0.82rem;
      overflow-x: auto;
      line-height: 1.5;
    }.free-tool .site-footer {
      border-top: 1px solid var(--border-color);
      background: var(--bg-surface);
      padding: 2rem 1.25rem;
      font-size: 0.88rem;
      color: var(--text-muted);
    }.free-tool .footer-inner {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      flex-wrap: wrap;
    }.free-tool .toast-feedback {
      position: fixed;
      bottom: 1.25rem;
      right: 1.25rem;
      background: #0f172a;
      color: #ffffff;
      padding: 0.65rem 1rem;
      border-radius: var(--radius-sm);
      font-size: 0.86rem;
      font-weight: 600;
      box-shadow: var(--shadow-md);
      opacity: 0;
      pointer-events: none;
      transform: translateY(8px);
      transition: opacity 0.2s ease, transform 0.2s ease;
      z-index: 50;
    }.free-tool .toast-feedback.show {
      opacity: 1;
      transform: translateY(0);
    }

.free-tool{--bg-page:var(--sheet);--brand-primary:var(--blue);--brand-primary-hover:var(--ink);--brand-accent:var(--blue);--bg-accent-soft:var(--blue-soft);--text-primary:var(--ink);--font-sans:inherit;max-width:1200px;margin:auto;padding:32px 24px;font-family:inherit}.free-tool h1{font-family:var(--serif)}.free-tool .crumbs{margin-bottom:24px}.free-tool .input-column,.free-tool .panel{min-width:0}@media(max-width:650px){.free-tool{padding:24px 18px}}
.free-tool .btn-secondary{color:var(--text-secondary)!important}.free-tool .btn-cta-light{color:var(--brand-primary)!important}