:root {
    --bg: #ffffff;
    --bg-alt: #f6f7f9;
    --bg-card: #ffffff;
    --border: #dde1e6;
    --border-strong: #b9c0c9;
    --text: #1a2130;
    --text-muted: #545e6d;
    --text-faint: #7a8494;
    --brand: #14508f;
    --brand-dark: #0d3a6b;
    --brand-light: #e7f0fa;
    --accent: #1a7a4c;
    --accent-light: #e6f4ec;
    --warn: #9a6400;
    --warn-light: #fdf3df;
    --danger: #a3271f;
    --danger-light: #fbeceb;
    --anchor: #14508f;
    --shadow: 0 1px 2px rgba(20,26,38,0.06), 0 4px 14px rgba(20,26,38,0.06);
    --radius: 10px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
  }
  img, svg { max-width: 100%; display: block; }
  a { color: var(--brand); }
  .wrap {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
  }
  section { padding: 64px 0; }
  h1, h2, h3 { line-height: 1.2; margin: 0 0 12px; font-weight: 700; }
  h2 { font-size: 1.9rem; }
  h3 { font-size: 1.15rem; }
  p { margin: 0 0 14px; color: var(--text-muted); }
  .eyebrow {
    text-transform: uppercase;
    letter-spacing: .06em;
    font-size: .78rem;
    font-weight: 700;
    color: var(--brand);
    margin-bottom: 10px;
  }
  .section-head { max-width: 640px; margin: 0 auto 40px; text-align: center; }
  .section-head p { font-size: 1.02rem; }

  /* header */
  header.site {
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(6px);
    z-index: 50;
  }
  header.site .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
  }
  .logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.05rem; color: var(--text); text-decoration: none; }
  .logo svg { width: 26px; height: 26px; }
  nav.top-nav { display: flex; align-items: center; gap: 24px; }
  nav.top-nav a { color: var(--text-muted); text-decoration: none; font-size: .92rem; font-weight: 600; }
  nav.top-nav a:hover { color: var(--text); }
  .nav-links { display: flex; gap: 24px; align-items: center; }

  /* mobile nav toggle (hamburger) */
  .nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    width: 40px;
    height: 40px;
    padding: 0;
    cursor: pointer;
    flex: none;
  }
  .nav-toggle svg { width: 20px; height: 20px; color: var(--text); }
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border-radius: 8px;
    font-weight: 700;
    font-size: .95rem;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .05s ease, background .15s ease;
  }
  .btn:active { transform: translateY(1px); }
  .btn-primary { background: var(--brand); color: #fff; }
  .btn-primary:hover { background: var(--brand-dark); }
  .btn-outline { background: transparent; color: var(--brand); border-color: var(--border-strong); }
  .btn-outline:hover { background: var(--bg-alt); }
  .btn-block { width: 100%; }
  .btn-sm { padding: 9px 16px; font-size: .88rem; }

  /* hero */
  .hero { padding: 52px 0 60px; background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%); border-bottom: 1px solid var(--border); }
  .hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: start; }
  .hero h1 { font-size: 2.5rem; letter-spacing: -0.01em; }
  .hero .lede { font-size: 1.12rem; color: var(--text-muted); max-width: 46ch; }
  .hero-facts { list-style: none; margin: 20px 0 26px; padding: 0; display: flex; flex-direction: column; gap: 8px; }
  .hero-facts li { display: flex; gap: 8px; align-items: flex-start; font-size: .95rem; color: var(--text); font-weight: 600; }
  .hero-facts svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--accent); }
  .hero-cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
  .hero-note { font-size: .82rem; color: var(--text-faint); }

  /* free check card */
  .check-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
  }
  .check-card h2 { font-size: 1.15rem; margin-bottom: 4px; }
  .check-card .sub { font-size: .88rem; margin-bottom: 16px; }
  .check-form { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 4px; }
  .check-form input[type=text] {
    flex: 1 1 auto;
    min-width: 0;
    padding: 12px 14px;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    font-size: .98rem;
    font-family: var(--font);
  }
  .check-form input[type=text]:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
  /* Turnstile widget (bug fix): flex-basis 100% forces it onto its own row
     between the input and the submit button, matching the card's existing
     vertical rhythm (check-card padding: 24px; check-form gap: 8px). data-size
     "flexible" on the widget itself (index.html) makes Cloudflare's iframe
     fill this container's width responsively, so no fixed widget width is
     hard-coded here -- it can't overflow at the 390px mobile breakpoint. */
  .cf-turnstile {
    flex: 1 1 100%;
    width: 100%;
    max-width: 100%;
    margin: 2px 0 4px;
    overflow: hidden;
  }
  .check-hint { font-size: .78rem; color: var(--text-faint); margin: 8px 0 0; }
  .demo-tag {
    display: inline-block;
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .04em;
    text-transform: uppercase;
    background: var(--warn-light);
    color: var(--warn);
    border: 1px solid #eddca4;
    padding: 3px 8px;
    border-radius: 5px;
    margin-bottom: 12px;
  }

  #check-result { margin-top: 18px; display: none; }
  .result-summary {
    border-radius: 8px;
    padding: 14px 16px;
    font-weight: 700;
    font-size: .98rem;
    margin-bottom: 14px;
    border: 1px solid;
  }
  .result-summary.clean { background: var(--accent-light); border-color: #bfe2cc; color: #145c37; }
  .result-summary.review { background: var(--warn-light); border-color: #eddca4; color: var(--warn); }
  .list-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px solid var(--border);
    font-size: .88rem;
  }
  .list-row:last-child { border-bottom: none; }
  .list-row .lname { font-weight: 700; color: var(--text); }
  .list-row .lstatus { color: var(--text-muted); text-align: right; }
  .list-row .lstatus.hit { color: var(--warn); font-weight: 700; }
  .result-disclaimer {
    margin-top: 12px;
    padding: 12px 14px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: .8rem;
    color: var(--text-muted);
  }
  .result-cta { margin-top: 14px; text-align: center; }

  /* how it works */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
  .step { text-align: left; }
  .step .num {
    width: 34px; height: 34px; border-radius: 999px;
    background: var(--brand-light); color: var(--brand);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: .95rem; margin-bottom: 14px;
  }
  .step svg { width: 24px; height: 24px; color: var(--brand); margin-bottom: 12px; }

  /* report preview */
  .report-shell {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
  }
  .report-toolbar {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 10px 18px;
    font-size: .78rem;
    color: var(--text-faint);
    display: flex;
    justify-content: space-between;
  }
  .report-body { padding: 26px 26px 8px; }
  .report-title { font-size: 1rem; font-weight: 800; margin-bottom: 2px; }
  .report-sub { font-size: .82rem; color: var(--text-faint); margin-bottom: 18px; }
  .report-summaryline {
    background: var(--accent-light);
    border: 1px solid #bfe2cc;
    border-radius: 8px;
    padding: 12px 16px;
    font-weight: 700;
    font-size: .95rem;
    color: #145c37;
    margin-bottom: 18px;
  }
  table.report-table { width: 100%; border-collapse: collapse; font-size: .84rem; margin-bottom: 18px; }
  table.report-table th {
    text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .03em;
    color: var(--text-faint); border-bottom: 1px solid var(--border); padding: 6px 10px 8px 0;
  }
  table.report-table td { padding: 9px 10px 9px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
  .badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .72rem; font-weight: 700; }
  .badge-clean { background: var(--accent-light); color: #145c37; }
  .badge-review { background: var(--warn-light); color: var(--warn); }
  .score-detail { font-size: .74rem; color: var(--text-faint); }
  .report-lists { margin: 0 0 18px; padding: 0; list-style: none; font-size: .82rem; color: var(--text-muted); }
  .report-lists li { padding: 5px 0; border-bottom: 1px dashed var(--border); }
  .report-lists li:last-child { border-bottom: none; }
  .report-footer-note {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 14px 26px;
    font-size: .76rem;
    color: var(--text-faint);
  }
  .report-fields-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
  .field-chip {
    font-size: .74rem; font-weight: 700; color: var(--brand);
    background: var(--brand-light); border-radius: 999px; padding: 5px 12px;
  }

  /* pricing */
  .pricing-email-row {
    max-width: 420px;
    margin: 0 auto 28px;
    text-align: center;
  }
  .pricing-email-label {
    display: block;
    font-weight: 700;
    font-size: .85rem;
    margin-bottom: 6px;
    color: var(--text);
  }
  .pricing-email-row input[type=email] {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    font-size: .98rem;
    font-family: var(--font);
    background: #fff;
    color: var(--text);
  }
  .pricing-email-row input[type=email]:focus { outline: 2px solid var(--brand); outline-offset: 1px; }
  .pricing-email-error {
    color: var(--danger);
    font-size: .82rem;
    margin: 8px 0 0;
    min-height: 0;
  }
  .pricing-email-error:empty { display: none; margin: 0; }
  .pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
  .price-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 20px;
    display: flex;
    flex-direction: column;
  }
  .price-card.anchor {
    border: 2px solid var(--anchor);
    box-shadow: 0 4px 22px rgba(20,80,143,0.16);
    position: relative;
  }
  .anchor-badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--anchor); color: #fff; font-size: .68rem; font-weight: 800;
    text-transform: uppercase; letter-spacing: .04em; padding: 4px 12px; border-radius: 999px;
    white-space: nowrap;
  }
  .price-card h3 { font-size: 1rem; margin-bottom: 2px; }
  .price-rows { margin-bottom: 6px; }
  .price-amount { font-size: 2.1rem; font-weight: 800; letter-spacing: -0.02em; }
  .price-amount small { font-size: .95rem; font-weight: 700; color: var(--text-faint); }
  .price-onetime { font-size: .74rem; font-weight: 700; color: var(--text-faint); text-transform: uppercase; letter-spacing: .03em; margin-bottom: 14px; }
  .price-feats { list-style: none; margin: 0 0 18px; padding: 0; flex: 1; }
  .price-feats li {
    display: flex; gap: 8px; align-items: flex-start; font-size: .86rem; color: var(--text);
    padding: 6px 0;
  }
  .price-feats svg { width: 16px; height: 16px; flex: none; margin-top: 3px; color: var(--accent); }
  .price-risk { font-size: .74rem; color: var(--text-faint); text-align: center; margin-top: 10px; }
  .pricing-note { text-align: center; font-size: .84rem; color: var(--text-faint); margin-top: 22px; }

  /* faq */
  .faq { max-width: 760px; margin: 0 auto; }
  .faq-item { border-bottom: 1px solid var(--border); padding: 18px 0; }
  .faq-item h3 { font-size: 1rem; margin-bottom: 6px; }
  .faq-item p { margin: 0; font-size: .92rem; }

  /* trust strip */
  .trust-strip { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 34px 0; }
  .trust-item { display: flex; gap: 10px; align-items: flex-start; }
  .trust-item svg { width: 20px; height: 20px; flex: none; margin-top: 2px; color: var(--brand); }
  .trust-item div p { margin: 0; font-size: .82rem; color: var(--text-muted); }
  .trust-item div strong { display: block; font-size: .86rem; margin-bottom: 2px; }

  /* footer */
  footer.site { padding: 48px 0 30px; background: #101623; color: #c4cbd6; }
  footer.site a { color: #c4cbd6; text-decoration: none; }
  footer.site a:hover { color: #fff; text-decoration: underline; }
  .footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 30px; }
  .footer-col h4 { color: #fff; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 12px; }
  .footer-col ul { list-style: none; margin: 0; padding: 0; }
  .footer-col li { margin-bottom: 8px; font-size: .86rem; }
  .footer-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; color: #fff; margin-bottom: 10px; }
  .footer-desc { font-size: .84rem; color: #96a0b0; max-width: 32ch; }
  .footer-bottom {
    border-top: 1px solid #26303f;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    font-size: .78rem;
    color: #7c8798;
  }

  /* legal / SEO article body */
  .legal-doc h2 { margin-top: 32px; font-size: 1.25rem; }
  .legal-doc h2:first-child { margin-top: 0; }
  .legal-doc h3 { margin-top: 20px; }
  .legal-doc ul { padding-left: 20px; margin: 0 0 14px; color: var(--text-muted); }
  .legal-doc li { margin-bottom: 6px; }
  .legal-doc p, .legal-doc li { font-size: .96rem; }

  /* SEO page card-grid links (guides, related pages) */
  .link-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 20px 0 28px; }
  .link-card {
    display: block;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    text-decoration: none;
  }
  .link-card:hover { border-color: var(--border-strong); background: var(--bg-alt); }
  .link-card h3 { color: var(--brand); font-size: .98rem; margin-bottom: 4px; }
  .link-card p { margin: 0; font-size: .84rem; }

  @media (max-width: 880px) {
    .hero-grid { grid-template-columns: 1fr; gap: 32px; }
    .steps { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr 1fr; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .link-cards { grid-template-columns: 1fr; }

    header.site .wrap { position: relative; }
    .nav-toggle { display: inline-flex; }
    nav.top-nav .nav-links {
      display: none;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      flex-direction: column;
      align-items: stretch;
      gap: 0;
      background: var(--bg);
      border-bottom: 1px solid var(--border);
      box-shadow: var(--shadow);
      padding: 4px 20px 12px;
    }
    nav.top-nav .nav-links.open { display: flex; }
    nav.top-nav .nav-links a {
      padding: 13px 0;
      border-bottom: 1px solid var(--border);
      font-size: 1rem;
    }
    nav.top-nav .nav-links a:last-child { border-bottom: none; }
  }
  @media (max-width: 560px) {
    section { padding: 44px 0; }
    .hero { padding: 34px 0 40px; }
    .hero h1 { font-size: 1.9rem; }
    .check-form { flex-direction: column; }
    .pricing-grid { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    h2 { font-size: 1.5rem; }
  }