:root {
  --ink: #142126;
  --ink-soft: #34454b;
  --paper: #f8f8f4;
  --panel: #ffffff;
  --tint: #edf0ea;
  --line: #cdd4cf;
  --line-dark: #94a09b;
  --accent: #245b4b;
  --accent-light: #dcebe3;
  --warm: #8a5539;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); line-height: 1.55; }
a { color: inherit; }
a:focus-visible { outline: 3px solid #9ac8b5; outline-offset: 4px; }
.page-width { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  min-height: 66px;
  padding: 10px max(24px, calc((100vw - 1120px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(248, 248, 244, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand { display: inline-flex; min-height: 44px; align-items: center; gap: 10px; color: var(--ink); font-weight: 760; text-decoration: none; letter-spacing: -.02em; }
.brand > span { display: grid; place-items: center; width: 30px; height: 30px; background: var(--ink); color: white; border-radius: 3px; font: 700 14px/1 var(--mono); }
.site-header nav, .site-footer nav { display: flex; align-items: center; gap: 24px; }
.site-header nav > a { min-height: 44px; display: inline-flex; align-items: center; color: var(--ink-soft); font-size: 13px; text-decoration: none; }
.site-header nav > a:hover, .site-footer a:hover, .text-link:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.site-header .header-link { padding: 9px 13px; border: 1px solid var(--line-dark); color: var(--ink); font-weight: 700; }

.hero { min-height: 590px; padding-block: 86px; display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(320px, .82fr); align-items: center; gap: 84px; }
.eyebrow, .ledger-heading, .tier-label { font: 700 10px/1.2 var(--mono); letter-spacing: .13em; text-transform: uppercase; }
.eyebrow { color: var(--accent); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 720px; margin: 22px 0 24px; font-size: clamp(48px, 6.5vw, 80px); line-height: .99; letter-spacing: -.055em; }
.hero-copy > p { max-width: 670px; color: var(--ink-soft); font-size: 18px; line-height: 1.7; }
.actions { display: flex; align-items: center; gap: 22px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 18px; background: var(--accent); color: white; border: 1px solid var(--accent); font-size: 13px; font-weight: 750; text-decoration: none; }
.button:hover { background: #194537; }
.button-dark { background: var(--ink); border-color: var(--ink); }
.button-dark:hover { background: #26383e; }
.text-link { min-height: 44px; display: inline-flex; align-items: center; color: var(--accent); font-size: 13px; font-weight: 750; text-decoration: none; }

.ledger { background: var(--panel); border: 1px solid var(--line-dark); box-shadow: 10px 10px 0 var(--tint); }
.ledger-heading { padding: 16px 18px; display: flex; justify-content: space-between; gap: 16px; color: var(--ink-soft); border-bottom: 1px solid var(--line); }
.ledger-heading strong { color: var(--accent); }
.ledger dl { margin: 0; }
.ledger dl > div { min-height: 64px; padding: 11px 18px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.ledger dt { color: var(--ink-soft); font-size: 13px; }
.ledger dd { margin: 0; font: 700 24px/1 var(--mono); }
.ledger > p { margin: 0; padding: 17px 18px 19px; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }

.audit-band { padding-block: 74px; background: var(--accent-light); border-top: 1px solid var(--line-dark); }
.audit-band-inner { display: grid; grid-template-columns: .75fr 1.25fr; gap: 64px 80px; }
.audit-band h2 { max-width: 500px; margin: 18px 0 0; font-size: clamp(36px, 4.4vw, 58px); line-height: 1.02; letter-spacing: -.05em; }
.audit-steps { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line); }
.audit-steps p { min-height: 180px; margin: 0; padding: 20px; display: flex; flex-direction: column; color: var(--ink-soft); font-size: 12px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.audit-steps p > span { color: var(--warm); font: 700 10px/1 var(--mono); }
.audit-steps p > strong { margin: auto 0 10px; color: var(--ink); font-size: 15px; }
.audit-privacy { grid-column: 1 / -1; padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; gap: 30px; background: var(--panel); border: 1px solid var(--line-dark); }
.audit-privacy p { max-width: 760px; margin: 0; color: var(--ink-soft); font-size: 13px; }
.audit-privacy .actions { margin: 0; flex-wrap: wrap; justify-content: flex-end; }
.audit-privacy .button { flex: none; }

.attribution-band { padding-block: 82px; color: white; background: var(--ink); }
.attribution-band .eyebrow { color: #a9d3bf; }
.attribution-band-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(350px, .72fr); gap: 84px; align-items: center; }
.attribution-band h2 { max-width: 700px; margin: 18px 0 22px; font-size: clamp(38px, 4.8vw, 62px); line-height: 1.02; letter-spacing: -.05em; }
.attribution-band-inner > div > p { max-width: 720px; color: #b9c7c3; line-height: 1.75; }
.attribution-band .button { color: var(--ink); background: #b9ea70; border-color: #b9ea70; }
.attribution-band .button:hover { background: #cdf58d; }
.attribution-band .text-link { color: #c9ded4; }
.attribution-band ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid #495956; }
.attribution-band li { min-height: 104px; padding: 19px 0; display: grid; grid-template-columns: 42px 1fr; gap: 15px; border-bottom: 1px solid #495956; }
.attribution-band li > span { color: #b9ea70; font: 700 10px/1.5 var(--mono); }
.attribution-band li strong { display: block; margin-bottom: 7px; }
.attribution-band li p { margin: 0; color: #aebdb9; font-size: 12px; line-height: 1.6; }

.section { padding-block: 104px; border-top: 1px solid var(--line); }
.section-tint { background: var(--tint); }
.section-heading { max-width: 760px; margin-bottom: 46px; }
.section-heading h2 { margin: 18px 0 20px; font-size: clamp(38px, 5vw, 62px); line-height: 1.04; letter-spacing: -.05em; }
.section-heading > p, .split-heading > p { color: var(--ink-soft); line-height: 1.75; }
.split-heading { max-width: none; display: grid; grid-template-columns: 1fr .7fr; align-items: end; gap: 80px; }
.split-heading h2 { max-width: 680px; margin-bottom: 0; }

.provider-grid { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line); list-style: none; }
.provider-grid li { min-height: 76px; padding: 18px; display: flex; align-items: center; gap: 16px; background: var(--panel); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-weight: 690; }
.provider-grid span { color: var(--warm); font: 700 10px/1 var(--mono); }
.annotation { margin-top: 28px; padding: 24px; display: grid; grid-template-columns: .36fr 1.3fr auto; align-items: center; gap: 28px; border-left: 3px solid var(--accent); background: var(--accent-light); }
.annotation > span { color: var(--accent); font: 700 10px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.annotation p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.annotation a { min-height: 44px; display: inline-flex; align-items: center; color: var(--accent); font-size: 12px; font-weight: 750; text-decoration: none; white-space: nowrap; }
.annotation-links { display: flex; flex-direction: column; align-items: flex-start; }

.evidence-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line); }
.evidence-grid article { min-height: 245px; padding: 28px; background: var(--paper); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.evidence-grid article > span { color: var(--warm); font: 700 9px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.evidence-grid h3 { margin: 48px 0 14px; font-size: 21px; letter-spacing: -.025em; }
.evidence-grid p { margin-bottom: 0; color: var(--ink-soft); font-size: 13px; }
.quality-rule { margin-top: 22px; padding: 22px 24px; display: grid; grid-template-columns: .32fr 1fr; align-items: center; gap: 28px; background: var(--ink); color: white; }
.quality-rule strong { font-size: 18px; }
.quality-rule p { margin: 0; color: #c7d0cd; font-size: 13px; }

.access-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line-dark); }
.access-grid article { min-height: 350px; padding: 26px; display: flex; flex-direction: column; background: var(--panel); }
.access-grid article + article { border-left: 1px solid var(--line-dark); }
.tier-label { color: var(--warm); }
.access-grid h3 { max-width: 520px; margin: 40px 0 18px; font-size: 28px; line-height: 1.15; letter-spacing: -.035em; }
.access-grid p { color: var(--ink-soft); font-size: 14px; }
.access-grid .text-link, .access-grid .button { align-self: flex-start; margin-top: auto; }
.pro-card { background: var(--accent-light) !important; }
.plus-card { background: #f4f0e7 !important; }
.ultimate-card { background: #e5e9e7 !important; }
.price { margin: 28px 0 17px; display: flex; align-items: center; gap: 18px; }
.price strong { font: 760 52px/.9 var(--sans); letter-spacing: -.07em; }
.price sup { font-size: 25px; vertical-align: top; }
.price span { color: var(--ink-soft); font: 700 10px/1.5 var(--mono); text-transform: uppercase; }
.connection-note { margin-top: 20px; padding: 20px 22px; display: grid; grid-template-columns: .6fr 1.4fr; align-items: center; gap: 28px; border: 1px solid var(--line); }
.connection-note p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.launch-note { margin-bottom: 20px; padding: 18px 22px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px; background: #dff7a4; border: 1px solid var(--line-dark); }
.launch-note strong { font: 800 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.launch-note p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.launch-note a { min-height: 44px; display: inline-flex; align-items: center; color: var(--accent); font-size: 12px; font-weight: 750; white-space: nowrap; text-decoration: none; }
.price s { color: var(--ink-soft); text-decoration-thickness: 1px; }

.site-footer { padding-block: 42px; background: var(--ink); color: white; }
.footer-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 42px; }
.site-footer .brand { color: white; }
.site-footer .brand > span { background: white; color: var(--ink); }
.site-footer p { margin: 7px 0 0; color: #aebbb7; font-size: 11px; }
.site-footer nav a { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; color: #d6ddda; font-size: 12px; text-decoration: none; }
.site-footer .footer-inner > p { margin: 0; text-align: right; }

@media (max-width: 850px) {
  .site-header nav > a:not(.header-link) { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 50px; padding-block: 70px; }
  .ledger { max-width: 620px; }
  .split-heading, .annotation, .launch-note, .audit-band-inner, .attribution-band-inner { grid-template-columns: 1fr; gap: 28px; }
  .audit-privacy { grid-column: auto; }
  .provider-grid, .evidence-grid { grid-template-columns: repeat(2, 1fr); }
  .access-grid { grid-template-columns: repeat(2, 1fr); }
  .access-grid article:nth-child(odd) { border-left: 0; }
  .access-grid article:nth-child(n + 3) { border-top: 1px solid var(--line-dark); }
  .footer-inner { grid-template-columns: 1fr auto; }
  .site-footer .footer-inner > p { grid-column: 1 / -1; text-align: left; }
}

@media (max-width: 560px) {
  .page-width { width: min(100% - 32px, 1120px); }
  .site-header { padding-inline: 16px; }
  .site-header nav { gap: 0; }
  .site-header .header-link { padding: 8px 9px; font-size: 11px; }
  h1 { font-size: 46px; }
  .actions { align-items: flex-start; flex-direction: column; }
  .section { padding-block: 74px; }
  .provider-grid, .evidence-grid { grid-template-columns: 1fr; }
  .audit-steps { grid-template-columns: 1fr; }
  .audit-steps p { min-height: 150px; }
  .audit-privacy { align-items: flex-start; flex-direction: column; }
  .attribution-band { padding-block: 68px; }
  .quality-rule, .connection-note { grid-template-columns: 1fr; gap: 10px; }
  .access-grid { grid-template-columns: 1fr; }
  .access-grid article + article { border-left: 0; border-top: 1px solid var(--line-dark); }
  .access-grid article { min-height: 310px; padding: 26px; }
  .footer-inner { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
}