@font-face {
  font-family:Barlow;
  src:url('/assets/fonts/barlow-condensed-bold.ttf') format('truetype');
  font-style:normal;
  font-weight:700;
  font-display:swap;
}

@font-face {
  font-family:DM Sans;
  src:url('/assets/fonts/dm-sans-regular.ttf') format('truetype');
  font-style:normal;
  font-weight:400;
  font-display:swap;
}

@font-face {
  font-family:DM Sans;
  src:url('/assets/fonts/dm-sans-semibold.ttf') format('truetype');
  font-style:normal;
  font-weight:600;
  font-display:swap;
}

:root {
  --paper:#f7f4ee;
  --ink:#243552;
  --steel:#708cb1;
  --muted:#596579;
  --border:#d7d9d9;
  --blue-paper:#e6ebef;
  --white:#fffefa;
  --display:Barlow,'Arial Narrow',sans-serif;
  --body:'DM Sans',sans-serif;
}

* {
  box-sizing:border-box;
}

html {
  scroll-behavior:smooth;
  scroll-padding-top:30px;
}

body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

a {
  color:inherit;
  text-decoration:none;
}

button,a,summary {
  -webkit-tap-highlight-color:transparent;
}

a:focus-visible,summary:focus-visible {
  outline:3px solid var(--steel);
  outline-offset:6px;
}

::selection {
  background:var(--ink);
  color:var(--paper);
}

p,h1,h2,h3,figure {
  margin:0;
}

img {
  max-width:100%;
  height:auto;
}

.wrap {
  width:min(1200px,calc(100% - 112px));
  margin-inline:auto;
}

.skip-link {
  position:absolute;
  top:8px;
  left:8px;
  z-index:5;
  transform:translateY(-150%);
  background:var(--ink);
  color:white;
  padding:12px 18px;
}

.skip-link:focus {
  transform:none;
}

.site-header {
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-block:26px;
  border-bottom:1px solid var(--border);
  gap:24px;
}

.brand {
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:600;
  line-height:1.12;
  font-size:16px;
  letter-spacing:-.5px;
  flex-shrink:0;
}

.brand img {
  flex-shrink:0;
}

.site-header nav {
  display:flex;
  align-items:center;
  gap:34px;
  font-size:14px;
  font-weight:600;
}

.site-header nav a {
  padding-block:12px;
}

.site-header nav a:hover,.text-link:hover,.site-footer>a:last-child:hover {
  text-decoration:underline;
  text-underline-offset:5px;
}

.nav-app {
  border:1px solid var(--ink);
  padding:10px 18px!important;
  border-radius:4px;
}

.nav-app span {
  margin-left:12px;
}

.hero {
  display:grid;
  grid-template-columns:1.24fr 1fr;
  gap:60px;
  align-items:center;
  padding-block:78px 88px;
}

.eyebrow {
  font-size:11px;
  font-weight:600;
  letter-spacing:1.65px;
  line-height:1.6;
  text-transform:uppercase;
  display:flex;
  align-items:center;
  gap:12px;
}

.line {
  display:inline-block;
  width:25px;
  height:2px;
  background:var(--steel);
}

h1,h2 {
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-1.3px;
  line-height:.98;
}

h1 {
  font-size:clamp(76px,7.4vw,104px);
  text-transform:uppercase;
  margin-block:24px;
}

h1>span {
  color:#536f93;
}

.hero-description {
  max-width:440px;
  color:var(--muted);
  font-size:17px;
  line-height:1.75;
}

.hero-actions {
  display:flex;
  align-items:center;
  gap:24px;
  flex-wrap:wrap;
  margin-top:30px;
}

.button {
  display:inline-flex;
  justify-content:space-between;
  align-items:center;
  gap:28px;
  background:var(--ink);
  color:var(--white);
  font-size:14px;
  font-weight:600;
  padding:16px 22px;
  border:1px solid var(--ink);
  border-radius:4px;
  transition:background .15s,transform .15s;
}

.button:hover {
  background:#354d71;
  transform:translateY(-2px);
}

.button span {
  font-size:20px;
  line-height:1;
}

.text-link {
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-weight:600;
  font-size:13px;
}

.hero-footnote {
  font-size:12px;
  color:var(--muted);
  margin-top:14px;
}

.cluster-figure {
  position:relative;
  background:var(--blue-paper);
  border:1px solid #c5cfd8;
  border-radius:4px;
  padding:26px 32px 24px;
  box-shadow:12px 12px 0 #ece9e2;
  transform:rotate(2deg);
}

.figure-heading {
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-bottom:1px solid #bdc9d4;
  padding-bottom:16px;
  font-size:9px;
  font-weight:600;
  letter-spacing:1.1px;
}

.figure-number {
  font-variant-numeric:tabular-nums;
}

.cluster-count {
  display:grid;
  grid-template-columns:1fr 54px 1fr;
  text-align:center;
  align-items:center;
  font-family:var(--display);
  font-size:178px;
  line-height:1.1;
  padding-top:8px;
}

.cluster-count .times {
  font-family:var(--body);
  font-size:53px;
  font-weight:400;
  color:#637c9b;
}

.count-labels {
  display:grid;
  grid-template-columns:1fr 1fr;
  text-align:center;
  font-size:10px;
  font-weight:600;
  letter-spacing:2px;
  margin-bottom:27px;
}

.round-track {
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:8px;
}

.round-track>span {
  display:flex;
  flex-direction:column;
  align-items:center;
  background:var(--ink);
  color:var(--paper);
  border-radius:3px;
  padding-block:9px 7px;
  font-size:24px;
  line-height:1.2;
  font-weight:600;
}

.round-track small {
  font-size:9px;
  color:#c2cede;
  font-weight:400;
  padding-top:6px;
}

.cluster-rule {
  display:flex;
  gap:8px;
  align-items:center;
  justify-content:center;
  font-size:12px;
  font-weight:600;
  padding-block:18px;
  border-bottom:1px solid #bdc9d4;
}

.rule-dot {
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--steel);
}

figcaption {
  text-align:center;
  font-size:11px;
  color:#526078;
  line-height:1.7;
  padding-top:15px;
}

.principles {
  border-block:1px solid var(--border);
}

.principles>.wrap {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-block:23px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.8px;
  text-transform:uppercase;
}

.principles span[aria-hidden] {
  color:var(--steel);
  font-size:24px;
  line-height:1;
}

.section-space {
  padding-block:94px;
}

.method-section {
  display:grid;
  grid-template-columns:1fr 1.2fr;
  gap:44px 100px;
}

.section-intro h2,.app-copy h2 {
  font-size:clamp(46px,4.7vw,64px);
  margin-top:20px;
}

.section-intro>p:last-child,.app-copy>p:not(.eyebrow) {
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
  max-width:370px;
  margin-top:23px;
}

.method-steps {
  list-style:none;
  padding:0;
  margin:0;
}

.method-steps li {
  display:grid;
  grid-template-columns:32px 1fr;
  gap:18px;
  padding-block:21px;
  border-bottom:1px solid var(--border);
}

.method-steps li:first-child {
  padding-top:0;
}

.step-number {
  font-family:var(--display);
  font-size:25px;
  color:#60799b;
  line-height:1.25;
}

.method-steps h3 {
  font-weight:600;
  font-size:18px;
  letter-spacing:-.3px;
  line-height:1.5;
}

.method-steps p {
  font-size:14px;
  color:var(--muted);
  margin-top:7px;
  line-height:1.8;
}

.method-note {
  grid-column:1/-1;
  border-left:2px solid var(--steel);
  padding-left:18px;
  color:var(--muted);
  font-size:12px;
  max-width:700px;
}

.app-section {
  display:grid;
  grid-template-columns:1fr 1.2fr;
  gap:90px;
  padding-bottom:94px;
  align-items:center;
}

.app-copy .text-link {
  margin-top:26px;
}

.log-example {
  background:var(--white);
  border:1px solid var(--border);
  padding:27px;
  border-radius:4px;
  box-shadow:0 6px 30px #24355205;
}

.log-heading {
  display:flex;
  justify-content:space-between;
  gap:12px;
  font-size:9px;
  font-weight:600;
  letter-spacing:.8px;
  align-items:center;
}

.log-tag {
  background:var(--blue-paper);
  padding:4px 8px;
  border-radius:3px;
  white-space:nowrap;
}

.log-example h3 {
  font-size:24px;
  letter-spacing:-.6px;
  font-weight:600;
  margin-top:19px;
}

.log-subtitle {
  font-size:12px;
  color:var(--muted);
  margin-block:1px 19px;
}

.log-row {
  border-top:1px solid var(--border);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
  padding-block:19px;
}

.log-row>div {
  display:flex;
  flex-direction:column;
}

.log-row strong {
  font-size:13px;
  font-weight:600;
}

.log-row>div>span:not(.rep-values) {
  font-size:10px;
  color:var(--muted);
}

.rep-values {
  font-size:15px;
  letter-spacing:.2px;
  font-weight:600;
  white-space:nowrap;
}

.log-result {
  text-align:right;
  gap:2px;
}

.log-bottom {
  background:var(--paper);
  font-size:11px;
  line-height:1.7;
  padding:13px 15px;
  border-radius:3px;
}

.kit-section {
  background:var(--ink);
  color:var(--paper);
}

.kit-inner {
  display:grid;
  grid-template-columns:1fr 1.12fr;
  align-items:center;
  gap:112px;
  padding-block:80px;
}

.guide-preview {
  aspect-ratio:3/3.7;
  max-width:330px;
  width:100%;
  margin:auto;
  background:var(--paper);
  color:var(--ink);
  padding:26px 29px;
  box-shadow:6px 6px 0 #bcc7d2,13px 14px 0 #182942;
  transform:rotate(-5deg);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  border-radius:1px;
}

.guide-top {
  font-size:12px;
  font-weight:600;
  line-height:1.2;
  letter-spacing:1px;
}

.guide-top>span {
  display:block;
  font-size:8px;
  letter-spacing:1px;
  margin-top:17px;
  padding-top:14px;
  border-top:1px solid #c9cfd4;
  color:var(--muted);
}

.guide-title {
  font-family:var(--display);
  font-size:80px;
  line-height:.86;
  letter-spacing:-1px;
  margin-block:26px;
}

.guide-bottom {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:15px;
  font-size:8px;
  font-weight:600;
  letter-spacing:1px;
}

.guide-bottom>span:last-child {
  font-family:var(--display);
  font-size:38px;
  letter-spacing:-.5px;
  color:#58769a;
}

.kit-copy>.eyebrow {
  color:#b7cae0;
}

.kit-copy h2 {
  font-size:66px;
  margin-top:19px;
}

.kit-copy>p:not(.eyebrow):not(.availability):not(.kit-note) {
  font-size:15px;
  line-height:1.8;
  color:#d0d7e0;
  margin-top:23px;
  max-width:420px;
}

.kit-includes {
  list-style:none;
  padding:0;
  margin:26px 0;
}

.kit-includes li {
  display:flex;
  gap:17px;
  border-top:1px solid #46556e;
  padding-block:15px;
}

.kit-includes li>span {
  font-size:10px;
  color:#b5c7df;
  padding-top:4px;
}

.kit-includes li>div {
  display:flex;
  flex-direction:column;
  gap:3px;
}

.kit-includes strong {
  font-size:14px;
  font-weight:600;
}

.kit-includes li>div>span {
  font-size:12px;
  color:#d0d7e0;
}

.availability {
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:9px 14px;
  border:1px solid #899aaf;
  border-radius:4px;
  font-size:13px;
  font-weight:600;
}

.status-dot {
  width:6px;
  height:6px;
  border-radius:50%;
  background:#c1d2e6;
}

.kit-note {
  font-size:11px;
  color:#c0ccdc;
  line-height:1.7;
  margin-top:12px;
  max-width:350px;
}

.button-light {
  background:var(--paper);
  border-color:var(--paper);
  color:var(--ink);
}

.button-light:hover {
  background:white;
}

.faq-section {
  display:grid;
  grid-template-columns:1fr 1.2fr;
  gap:100px;
}

.faq-list details {
  border-bottom:1px solid var(--border);
}

.faq-list details:first-child {
  border-top:1px solid var(--border);
}

.faq-list summary {
  padding:22px 30px 22px 0;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  position:relative;
  list-style:none;
}

.faq-list summary::-webkit-details-marker {
  display:none;
}

.faq-list summary::after {
  content:'+';
  position:absolute;
  right:0;
  top:19px;
  font-size:21px;
  font-weight:400;
}

.faq-list details[open] summary::after {
  content:'−';
}

.faq-list details p {
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
  padding:0 25px 23px 0;
}

.closing {
  border-top:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding-block:48px 62px;
}

.closing h2 {
  font-size:48px;
  margin-top:13px;
}

.site-footer {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  border-top:1px solid var(--border);
  padding-block:28px;
}

.site-footer .brand {
  font-size:13px;
}

.site-footer p,.site-footer>a:last-child {
  font-size:11px;
  color:var(--muted);
}

.error-page {
  min-height:70vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:flex-start;
  gap:24px;
}

.error-page h1 {
  margin:0;
}

.error-page p {
  max-width:420px;
}

@media(min-width:1500px) {
  .hero {
    padding-block:100px;
  }
  .cluster-figure {
    padding-inline:36px;
  }
}

@media(max-width:1050px) {
  .wrap {
    width:calc(100% - 64px);
  }
  .hero {
    gap:40px;
    grid-template-columns:1.15fr 1fr;
    padding-block:58px 68px;
  }
  .hero-actions {
    gap:18px;
  }
  .hero-actions .button {
    padding:14px 18px;
    gap:15px;
  }
  .cluster-figure {
    padding:20px;
  }
  .cluster-count {
    font-size:150px;
  }
  .figure-heading {
    font-size:8px;
  }
  .round-track {
    gap:5px;
  }
  .method-section,.app-section,.faq-section {
    gap:45px;
  }
  .kit-inner {
    gap:65px;
  }
  .guide-title {
    font-size:70px;
  }
  .guide-preview {
    max-width:300px;
  }
  .log-row {
    flex-direction:column;
    align-items:flex-start;
    gap:7px;
  }
  .log-result {
    text-align:left;
  }
  .log-heading {
    font-size:8px;
  }
}

@media(max-width:760px) {
  .wrap {
    width:calc(100% - 40px);
  }
  .site-header {
    padding-block:18px;
    gap:10px;
  }
  .brand {
    font-size:13px;
    gap:5px;
  }
  .brand img {
    width:38px;
  }
  .site-header nav {
    gap:17px;
    font-size:12px;
  }
  .site-header .nav-method {
    display:none;
  }
  .nav-app {
    padding:8px 10px!important;
  }
  .nav-app span {
    margin-left:4px;
  }
  .hero {
    grid-template-columns:1fr;
    gap:42px;
    padding-block:44px 57px;
  }
  .hero-copy {
    max-width:540px;
  }
  h1 {
    font-size:clamp(70px,14vw,94px);
    margin-block:21px;
  }
  .eyebrow {
    font-size:9px;
    letter-spacing:1.25px;
  }
  .hero-description {
    font-size:16px;
    max-width:440px;
  }
  .hero-actions {
    gap:23px;
    margin-top:25px;
  }
  .hero-actions .button {
    padding:14px 19px;
  }
  .cluster-figure {
    width:calc(100% - 18px);
    max-width:440px;
    margin:auto;
    transform:rotate(1.5deg);
    padding:23px 26px;
  }
  .cluster-count {
    font-size:155px;
  }
  .figure-heading {
    font-size:9px;
  }
  .principles>.wrap {
    font-size:9px;
    letter-spacing:0;
    gap:8px;
    padding-block:19px;
  }
  .principles span[aria-hidden] {
    font-size:15px;
  }
  .section-space {
    padding-block:62px;
  }
  .method-section,.app-section,.faq-section {
    grid-template-columns:1fr;
    gap:33px;
  }
  .section-intro h2,.app-copy h2 {
    font-size:52px;
    margin-top:15px;
  }
  .section-intro>p:last-child,.app-copy>p:not(.eyebrow) {
    max-width:480px;
    margin-top:18px;
  }
  .method-note {
    font-size:11px;
  }
  .app-section {
    padding-bottom:64px;
  }
  .log-example {
    padding:24px;
  }
  .log-row {
    flex-direction:row;
    align-items:center;
    gap:16px;
  }
  .log-result {
    text-align:right;
  }
  .kit-inner {
    grid-template-columns:1fr;
    gap:50px;
    padding-block:60px;
  }
  .guide-preview {
    max-width:255px;
    order:2;
    padding:24px;
  }
  .guide-title {
    font-size:64px;
  }
  .kit-copy h2 {
    font-size:57px;
  }
  .kit-copy>p:not(.eyebrow):not(.availability):not(.kit-note) {
    margin-top:20px;
  }
  .kit-includes {
    margin-block:25px;
  }
  .kit-note {
    max-width:390px;
  }
  .closing {
    align-items:flex-start;
    flex-direction:column;
    padding-block:38px 45px;
    gap:25px;
  }
  .closing h2 {
    font-size:42px;
  }
  .site-footer {
    flex-wrap:wrap;
    padding-block:24px;
  }
  .site-footer p {
    display:none;
  }
}

@media(max-width:370px) {
  .wrap {
    width:calc(100% - 32px);
  }
  .site-header nav {
    gap:10px;
  }
  .site-header .brand {
    font-size:11px;
  }
  .site-header .brand img {
    width:30px;
  }
  .nav-app {
    font-size:11px;
    padding:7px 8px!important;
  }
  .site-header nav>a:not(.nav-app) {
    font-size:11px;
  }
  .hero-actions {
    align-items:flex-start;
    flex-direction:column;
    gap:17px;
  }
  h1 {
    font-size:68px;
  }
  .cluster-figure {
    padding:18px;
  }
  .cluster-count {
    font-size:138px;
  }
  .figure-heading {
    font-size:8px;
    letter-spacing:.7px;
  }
  .round-track>span {
    font-size:22px;
  }
  .cluster-rule {
    font-size:11px;
  }
  .principles>.wrap {
    font-size:8px;
    gap:6px;
  }
  .log-example {
    padding:18px;
  }
  .rep-values {
    font-size:13px;
  }
  .log-row {
    gap:10px;
  }
  .log-row>div>span:not(.rep-values) {
    font-size:9px;
  }
  .log-heading {
    font-size:7px;
  }
  .section-intro h2,.app-copy h2 {
    font-size:48px;
  }
  .closing h2 {
    font-size:39px;
  }
}

@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  .button {
    transition:none;
  }
  .button:hover {
    transform:none;
  }
}