:root {
  --ink: #12202a;
  --ink-2: #20313d;
  --paper: #fbfcf8;
  --surface: #ffffff;
  --muted: #64727d;
  --line: #d9e1dc;
  --teal: #0e9f8f;
  --teal-dark: #08776d;
  --orange: #f0782f;
  --amber: #f4b740;
  --green: #29a36a;
  --blue: #3b7ea1;
  --danger: #c94f2f;
  --shadow: 0 16px 44px rgba(18, 32, 42, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
  letter-spacing: 0;
}

body.checkout-open main,
body.checkout-open .site-header,
body.checkout-open .site-footer {
  filter: blur(5px);
}

a { color: inherit; }
button, input, select { font: inherit; letter-spacing: 0; }
button { cursor: pointer; }
img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--ink);
  color: #fff;
  padding: 10px 12px;
  z-index: 30;
}
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 28px;
  background: rgba(251, 252, 248, 0.92);
  border-bottom: 1px solid rgba(217, 225, 220, 0.9);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  border: 2px solid var(--orange);
  font-size: 13px;
}

nav {
  display: flex;
  gap: 18px;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
}
nav a { text-decoration: none; }
nav a:hover { color: var(--ink); }

.header-cta,
.primary-button,
.secondary-button,
.text-link,
.site-footer button {
  min-height: 42px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  border: 1px solid transparent;
  font-weight: 760;
  padding: 10px 16px;
  white-space: normal;
  text-align: center;
}

.header-cta,
.primary-button {
  background: var(--orange);
  color: #21120a;
  box-shadow: 0 10px 22px rgba(240, 120, 47, 0.22);
}
.header-cta:hover,
.primary-button:hover { background: #ff8a3f; }

.secondary-button {
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
}
.secondary-button:hover { border-color: var(--teal); }

.text-link {
  padding-inline: 0;
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
  border: 0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-tool {
  min-height: calc(100svh - 64px);
  display: grid;
  align-items: center;
  padding: 26px 28px 34px;
  background:
    linear-gradient(90deg, rgba(14,159,143,0.09), transparent 38%),
    linear-gradient(180deg, #fffef8 0%, #f2f6f2 100%);
}

.hero-grid {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(500px, 1.08fr);
  gap: 32px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
}

h1, h2, h3, p { overflow-wrap: anywhere; }
h1 {
  margin: 0;
  font-size: 48px;
  line-height: 1.02;
  letter-spacing: 0;
}
h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.12;
  letter-spacing: 0;
}
h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.18;
}

.hero-lead {
  margin: 18px 0 18px;
  color: var(--ink-2);
  font-size: 18px;
  max-width: 620px;
}

.hero-actions { margin-bottom: 14px; }
.micro-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}
.micro-proof span {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.72);
  border-radius: 8px;
  padding: 7px 9px;
}

.mapper-console {
  background: #ffffff;
  border: 1px solid #cfdad7;
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.console-top,
.pricing-top,
.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: start;
}
.console-top h2 { font-size: 24px; }
.status-pill,
.plan-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #ecfbf7;
  border: 1px solid #bce9de;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 800;
  padding: 5px 9px;
  white-space: nowrap;
}

.control-grid {
  display: grid;
  grid-template-columns: 1fr 1.45fr;
  gap: 12px;
  margin: 14px 0;
}
.control-grid label span,
.control-grid legend {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
  margin-bottom: 6px;
}
select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 9px 10px;
}
fieldset {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 10px;
}
fieldset label {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  font-size: 13px;
}

.topology-board {
  display: grid;
  grid-template-columns: 1fr 42px 1fr 42px 1fr;
  align-items: center;
  gap: 6px;
  min-height: 116px;
  border-radius: 8px;
  border: 1px solid #ccd8d4;
  background:
    linear-gradient(90deg, rgba(18,32,42,0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(18,32,42,0.04) 1px, transparent 1px),
    #f8fbf7;
  background-size: 28px 28px;
  padding: 14px;
}
.node {
  min-height: 72px;
  border-radius: 8px;
  border: 1px solid #cdd9d4;
  background: #fff;
  padding: 12px;
  font-weight: 850;
  display: grid;
  align-content: center;
}
.node span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 680;
  margin-top: 4px;
}
.ai-node { border-color: rgba(14,159,143,0.45); box-shadow: inset 4px 0 0 var(--teal); }
.target-node { border-color: rgba(240,120,47,0.5); box-shadow: inset 4px 0 0 var(--orange); }
.edge {
  height: 3px;
  background: var(--blue);
  position: relative;
}
.edge::after {
  content: "";
  position: absolute;
  right: -2px;
  top: -4px;
  border-left: 8px solid currentColor;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  color: var(--blue);
}
.risk-edge {
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(240,120,47,0.11);
}
.risk-edge::after { color: var(--orange); }

.risk-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 12px 0;
}
.risk-metrics div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fff;
}
.risk-metrics span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}
.risk-metrics strong {
  display: block;
  font-size: 28px;
  line-height: 1.05;
}

.finding-list,
.rich-list,
.plan-card ul {
  padding: 0;
  margin: 0;
  list-style: none;
}
.finding-list {
  display: grid;
  gap: 7px;
  font-size: 13px;
}
.finding-list li,
.rich-list li {
  border-left: 3px solid var(--orange);
  background: #fff8f1;
  padding: 8px 10px;
  border-radius: 0 8px 8px 0;
}
.console-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
}

.section-band {
  padding: 72px 28px;
  background: var(--paper);
}
.light-band { background: #eef5f0; }
.pricing-band { background: #fffaf2; }
.section-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}
.split-layout,
.evidence-layout,
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}
.section-heading {
  margin-bottom: 24px;
}
.section-heading p,
.split-layout p,
.evidence-layout p,
.page-hero p {
  color: var(--muted);
  font-size: 17px;
}

.topology-asset {
  border: 1px solid #cad7d2;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.feature-grid,
.plan-grid,
.article-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.feature-card,
.plan-card,
.evidence-panel,
.checkout-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 8px 22px rgba(18,32,42,0.06);
}
.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 30px;
  border-radius: 8px;
  background: #ecfbf7;
  color: var(--teal-dark);
  font-weight: 850;
  margin-bottom: 14px;
}
.feature-card p,
.plan-card p,
.evidence-panel dd {
  color: var(--muted);
}

.evidence-panel dl { margin: 0; display: grid; gap: 12px; }
.evidence-panel div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
}
.evidence-panel dt { font-weight: 800; }
.evidence-panel dd { margin: 0; text-align: right; }

.pricing-top {
  margin-bottom: 20px;
  align-items: end;
}
.pricing-top h2 { max-width: 760px; }
.billing-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}
.billing-toggle button {
  border: 0;
  background: transparent;
  padding: 10px 14px;
  font-weight: 800;
}
.billing-toggle button.active {
  background: var(--ink);
  color: #fff;
}
.plan-grid { grid-template-columns: repeat(3, 1fr); }
.plan-card {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
}
.featured-plan {
  border-color: var(--orange);
  box-shadow: 0 18px 42px rgba(240,120,47,0.16);
}
.plan-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: #fff4e8;
  border-color: rgba(240,120,47,0.35);
  color: #9b481b;
}
.price-line {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.price-line strong {
  font-size: 38px;
  line-height: 1;
}
.billing-note,
.plan-limit {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.plan-button { width: 100%; }
.plan-card ul {
  display: grid;
  gap: 8px;
  margin-top: 6px;
}
.plan-card li {
  padding-left: 18px;
  position: relative;
  color: var(--ink-2);
  font-size: 14px;
}
.plan-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
}

.page-hero {
  padding: 72px 28px 44px;
  background: linear-gradient(180deg, #fffef8 0%, #eef5f0 100%);
}
.compact-hero { padding-bottom: 34px; }
.article-shell {
  max-width: 860px;
}
.article-shell h1 { font-size: 44px; }
.article-band { padding-top: 54px; }
.article-grid {
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.article-grid section {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}
.article-grid h2 { font-size: 24px; margin-bottom: 12px; }
.rich-list { display: grid; gap: 10px; }
.rich-list li { background: #fffaf2; }
ol.rich-list { counter-reset: step; }
ol.rich-list li { counter-increment: step; }
ol.rich-list li::before {
  content: counter(step) ". ";
  font-weight: 850;
  color: var(--teal-dark);
}
.inline-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.faq-list {
  display: grid;
  gap: 10px;
}
details {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
}
summary {
  cursor: pointer;
  font-weight: 850;
}
details p { color: var(--muted); }

.legal-copy {
  max-width: 860px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
}
.legal-copy h2 {
  font-size: 24px;
  margin-top: 28px;
}
.legal-copy h2:first-child { margin-top: 0; }
.legal-copy p { color: var(--ink-2); }

.checkout-page {
  min-height: calc(100svh - 64px);
  display: grid;
  align-items: center;
}
.checkout-card {
  max-width: 720px;
}
.checkout-summary {
  display: grid;
  gap: 4px;
  border: 1px solid var(--line);
  background: #fffaf2;
  border-radius: 8px;
  padding: 12px;
  margin: 16px 0;
}
.checkout-summary.large strong { font-size: 30px; }
.checkout-summary span { color: var(--muted); }

.checkout-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  background: rgba(18, 32, 42, 0.45);
  backdrop-filter: blur(8px);
  padding: 18px;
}
.checkout-overlay[hidden] { display: none; }
.checkout-panel {
  position: relative;
  width: min(520px, 100%);
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 24px 70px rgba(18,32,42,0.32);
  padding: 24px;
}
.icon-button {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
}
.close-button {
  position: absolute;
  top: 12px;
  right: 12px;
}

.site-footer {
  background: var(--ink);
  color: #eef8f5;
  padding: 52px 28px 28px;
}
.footer-grid {
  width: min(1120px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.35fr 0.85fr 1fr 0.85fr;
  gap: 28px;
}
.site-footer a,
.site-footer button {
  color: #eef8f5;
}
.site-footer h2 {
  font-size: 15px;
  margin-bottom: 10px;
}
.site-footer div > a:not(.brand),
.site-footer button {
  display: flex;
  background: transparent;
  border: 0;
  padding: 4px 0;
  text-align: left;
  font-weight: 650;
  text-decoration: none;
  color: #bed0cf;
}
.site-footer p { color: #bed0cf; }
.footer-brand .brand-mark { background: #fff; color: var(--ink); }
.muted { color: var(--muted); }
.fineprint {
  width: min(1120px, 100%);
  margin: 28px auto 0;
  border-top: 1px solid rgba(255,255,255,0.14);
  padding-top: 18px;
  font-size: 13px;
}

@media (max-width: 980px) {
  .site-header { padding: 0 16px; }
  nav { display: none; }
  .hero-tool { min-height: auto; padding: 28px 16px; }
  .hero-grid,
  .split-layout,
  .evidence-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }
  .hero-grid { gap: 22px; }
  h1, .article-shell h1 { font-size: 38px; }
  h2 { font-size: 30px; }
  .control-grid,
  .article-grid,
  .feature-grid,
  .plan-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-cta { display: none; }
  h1, .article-shell h1 { font-size: 34px; }
  h2 { font-size: 27px; }
  .section-band,
  .page-hero { padding-left: 16px; padding-right: 16px; }
  .topology-board {
    grid-template-columns: 1fr;
  }
  .edge {
    width: 3px;
    height: 22px;
    justify-self: center;
  }
  .edge::after {
    right: -4px;
    top: 18px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 8px solid currentColor;
    border-bottom: 0;
  }
  .risk-metrics { grid-template-columns: 1fr; }
  fieldset { grid-template-columns: 1fr; }
  .console-actions { align-items: stretch; flex-direction: column; }
  .primary-button,
  .secondary-button { width: 100%; }
}