:root {
  --canvas: #ffffff;
  --ink: #101214;
  --muted: #626a74;
  --panel: #f2f4f6;
  --panel-2: #f7f8f9;
  --rule: #c8cdd3;
  --blue: #3d8dff;
  --blue-dark: #236fd6;
  --blue-pale: #eef6ff;
  --coral: #b94732;
  --content: 1180px;
  --radius: 4px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  letter-spacing: 0;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button,
a,
summary,
input,
select,
textarea {
  outline-offset: 4px;
}

:focus-visible {
  outline: 3px solid #0b5cab;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -60px;
  z-index: 1000;
  padding: 10px 14px;
  color: #fff;
  background: var(--ink);
}

.skip-link:focus {
  top: 12px;
}

.section-inner {
  width: min(calc(100% - 56px), var(--content));
  margin: 0 auto;
}

.section-band {
  background: var(--panel-2);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 72px;
  border-bottom: 1px solid rgba(200, 205, 211, 0.82);
  background: rgba(255, 255, 255, 0.94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: min(calc(100% - 48px), var(--content));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.brand-mark {
  width: 6px;
  height: 28px;
  background: var(--blue);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 15px;
  font-weight: 600;
}

.site-nav a {
  transition: color 160ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--blue-dark);
}

.site-nav .nav-cta {
  padding: 9px 16px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius);
}

.site-nav .nav-cta:hover {
  color: #fff;
  background: var(--blue-dark);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  color: var(--ink);
  background: transparent;
  font-size: 26px;
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: 640px;
  min-height: clamp(640px, 86svh, 760px);
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 12px;
  background: var(--blue);
  z-index: -1;
}

.hero-background {
  display: none;
}

.hero-inner {
  min-height: inherit;
  padding: 94px 0 58px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--blue-dark);
  font-size: 15px;
  font-weight: 700;
}

.hero h1 {
  max-width: 1080px;
  margin: 0;
  font-size: 64px;
  line-height: 1.12;
  font-weight: 800;
}

.hero-statement {
  margin: 28px 0 10px;
  font-size: 34px;
  line-height: 1.25;
  font-weight: 700;
}

.hero-copy {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.button {
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  cursor: pointer;
  transition: transform 150ms ease, background 150ms ease, color 150ms ease, border-color 150ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: var(--blue-dark);
}

.button-primary:hover {
  background: var(--ink);
}

.button-secondary {
  color: var(--ink);
  border-color: var(--ink);
  background: transparent;
}

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

.hero-facts {
  max-width: 760px;
  margin-top: 52px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr 1fr 1.45fr;
  gap: 26px;
}

.hero-facts div {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.hero-facts strong {
  color: var(--blue-dark);
  font-size: 28px;
}

.hero-facts span {
  color: var(--muted);
  font-size: 14px;
}

.problem,
.assets-section,
.system-overview,
.directions,
.loop-section,
.method,
.deck-section,
.fit-section,
.diagnosis {
  padding: 112px 0;
}

.problem-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.55fr);
  gap: 86px;
  align-items: start;
}

.problem-lead {
  position: relative;
  min-height: 430px;
}

.problem-lead h2 {
  position: relative;
  z-index: 1;
  margin: 80px 0 0;
  font-size: 48px;
  line-height: 1.2;
}

.leak-character {
  position: absolute;
  left: -14px;
  top: -42px;
  color: rgba(217, 95, 69, 0.14);
  font-size: 240px;
  line-height: 1;
  font-weight: 800;
}

.problem-list {
  padding-top: 16px;
}

.problem-row {
  min-height: 92px;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 54px minmax(180px, 0.85fr) 1fr;
  gap: 22px;
  align-items: center;
}

.problem-row span {
  color: var(--coral);
  font-weight: 700;
}

.problem-row strong {
  font-size: 22px;
}

.problem-row p {
  margin: 0;
  color: var(--muted);
}

.problem-conclusion {
  margin: 34px 0 0;
  padding: 22px 26px;
  border-left: 6px solid var(--blue);
  background: var(--blue-pale);
  font-size: 21px;
  font-weight: 700;
}

.section-heading {
  max-width: 820px;
}

.section-heading h2,
.deck-heading h2,
.diagnosis h2,
.method-copy h2 {
  margin: 0;
  font-size: 46px;
  line-height: 1.2;
}

.section-heading > p:last-child,
.method-copy > p {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.asset-ledger {
  margin: 66px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  column-gap: 66px;
  row-gap: 42px;
}

.asset-ledger li {
  min-height: 88px;
  padding: 20px 0;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  font-size: 24px;
  font-weight: 700;
}

.asset-ledger span {
  margin-bottom: 10px;
  color: var(--blue-dark);
  font-size: 14px;
}

.overview-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 64px;
  align-items: end;
}

.overview-principle {
  margin: 0 0 2px;
  padding: 20px 0 20px 24px;
  border-left: 6px solid var(--blue);
  color: var(--ink);
  font-size: 22px;
  font-weight: 800;
}

.overview-principle span {
  display: block;
  margin-bottom: 5px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 700;
}

.growth-map {
  margin-top: 66px;
  border-top: 1px solid var(--rule);
}

.growth-track {
  min-height: 150px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 34px;
  align-items: stretch;
}

.growth-track > header {
  padding: 6px 30px 6px 0;
  border-right: 1px solid var(--rule);
  display: grid;
  align-content: center;
}

.growth-track > header > span {
  margin-bottom: 7px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 700;
}

.growth-track > header h3 {
  margin: 0;
  font-size: 25px;
  line-height: 1.2;
}

.growth-track > header small {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.growth-track ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.growth-track--two ol {
  grid-template-columns: repeat(2, 1fr);
}

.growth-track li {
  position: relative;
  border-left: 4px solid var(--blue);
  background: #fff;
}

.growth-track li > a {
  min-height: 100%;
  padding: 18px 18px 18px 42px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: background 160ms ease;
}

.growth-track li > a:hover {
  background: var(--blue-pale);
}

.growth-track li span {
  position: absolute;
  left: 14px;
  top: 18px;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 700;
}

.growth-track li strong {
  font-size: 17px;
  line-height: 1.35;
}

.growth-track li small {
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
}

.method-figure,
.deck-preview {
  margin: 0;
}

.method-figure img,
.deck-preview img {
  border: 1px solid var(--rule);
  background: #fff;
  box-shadow: 0 20px 60px rgba(16, 18, 20, 0.09);
}

.directions-list {
  margin-top: 62px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 48px;
}

.direction-item {
  padding: 0;
  border-top: 1px solid var(--rule);
}

.direction-item:nth-last-child(-n + 2) {
  border-bottom: 1px solid var(--rule);
}

.direction-item summary {
  position: relative;
  min-height: 116px;
  padding: 26px 44px 22px 0;
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 14px;
  align-items: start;
  list-style: none;
  cursor: pointer;
}

.direction-item summary::-webkit-details-marker {
  display: none;
}

.direction-item summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 24px;
  color: var(--blue-dark);
  font-size: 28px;
  line-height: 1;
}

.direction-item[open] summary::after {
  content: "−";
}

.direction-number {
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 700;
}

.direction-summary-text {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.direction-summary-text strong {
  font-size: 22px;
  line-height: 1.35;
}

.direction-summary-text em {
  color: var(--blue-dark);
  font-size: 14px;
  font-style: normal;
  font-weight: 700;
}

.direction-item > p,
.direction-item > b,
.direction-item > small,
.direction-item > .direction-action {
  display: block;
  margin-left: 64px;
  margin-right: 34px;
}

.direction-item > p {
  margin-top: 0;
  margin-bottom: 14px;
  color: var(--muted);
}

.direction-item > .direction-pain {
  color: var(--ink);
  font-size: 16px;
  font-weight: 800;
}

.direction-item > b {
  margin-bottom: 14px;
  font-size: 17px;
}

.direction-item > small {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
}

.direction-item > .direction-action {
  width: fit-content;
  margin-bottom: 30px;
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 800;
}

.direction-item > .direction-action::after {
  content: " →";
}

.direction-item > .direction-action:hover {
  color: var(--ink);
}

.loop-steps {
  position: relative;
  margin: 70px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 42px;
}

.loop-steps::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 32px;
  height: 2px;
  background: var(--rule);
}

.loop-steps li {
  position: relative;
  padding-top: 66px;
}

.loop-steps li::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 0;
  width: 24px;
  height: 24px;
  background: var(--blue);
}

.loop-steps span {
  position: absolute;
  top: -18px;
  left: 0;
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 700;
}

.loop-steps strong {
  font-size: 25px;
}

.loop-steps p {
  margin: 8px 0 0;
  color: var(--muted);
}

.loop-statement {
  margin: 64px 0 0;
  color: var(--blue-dark);
  font-size: 32px;
  font-weight: 800;
  text-align: center;
}

.method-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 72px;
  align-items: center;
}

.method-list {
  margin: 46px 0 0;
  padding: 0;
  list-style: none;
}

.method-list li {
  padding: 18px 0;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 14px;
}

.method-list li:last-child {
  border-bottom: 1px solid var(--rule);
}

.method-list span {
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 700;
}

.method-list strong {
  font-size: 20px;
}

.method-list p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.deck-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.deck-preview {
  margin-top: 54px;
}

.fit-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 86px;
}

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

.fit-list li {
  position: relative;
  padding: 22px 0 22px 50px;
  border-top: 1px solid var(--rule);
  font-size: 20px;
}

.fit-list li:last-child {
  border-bottom: 1px solid var(--rule);
}

.fit-list li::before {
  content: "✓";
  position: absolute;
  left: 6px;
  top: 17px;
  color: var(--blue-dark);
  font-size: 26px;
  font-weight: 800;
}

.diagnosis {
  color: #fff;
  background: var(--blue-dark);
}

.diagnosis-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 88px;
}

.section-kicker.light {
  color: #fff;
}

.diagnosis-copy p:last-child {
  max-width: 500px;
  margin: 24px 0 0;
  color: #fff;
  font-size: 18px;
}

.diagnosis-form {
  position: relative;
  display: grid;
  gap: 18px;
}

.form-fields {
  display: grid;
  gap: 18px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.form-fields[hidden],
.form-success[hidden] {
  display: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.diagnosis-form label {
  display: grid;
  gap: 8px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.diagnosis-form input,
.diagnosis-form select,
.diagnosis-form textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  padding: 13px 14px;
  color: var(--ink);
  background: #fff;
}

.diagnosis-form textarea {
  resize: vertical;
}

.form-honeypot {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  pointer-events: none;
}

.diagnosis-form .form-consent {
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  font-weight: 400;
  line-height: 1.55;
}

.diagnosis-form .form-consent input {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  padding: 0;
  accent-color: var(--ink);
}

.form-consent a,
.form-privacy a {
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-submit {
  width: 100%;
  color: var(--ink);
  background: #fff;
}

.form-submit:hover {
  color: #fff;
  background: var(--ink);
}

.form-submit:disabled {
  opacity: 0.72;
  cursor: wait;
  transform: none;
}

.diagnosis-form[data-submissions-enabled="false"] .form-submit:disabled {
  cursor: not-allowed;
}

.form-status {
  margin: 0;
  padding: 13px 16px;
  border-left: 4px solid #fff;
  color: #fff;
  background: rgba(16, 18, 20, 0.24);
  font-size: 14px;
}

.form-status[hidden] {
  display: none;
}

.form-status[data-tone="error"] {
  border-left-color: #ffb09f;
}

.form-unavailable {
  font-weight: 700;
}

.form-privacy {
  margin: -8px 0 0;
  color: #fff;
  font-size: 13px;
}

.form-success {
  padding: 30px;
  border-left: 6px solid var(--ink);
  color: var(--ink);
  background: #fff;
}

.form-success-kicker {
  margin: 0 0 6px;
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 800;
}

.form-success h3 {
  margin: 0;
  font-size: 28px;
  line-height: 1.25;
}

.form-success > p:not(.form-success-kicker):not(.copy-status) {
  margin: 12px 0 0;
  color: var(--muted);
}

.form-reference code {
  overflow-wrap: anywhere;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}

.diagnosis-form .generated-summary {
  margin-top: 22px;
  color: var(--ink);
}

.generated-summary textarea {
  min-height: 176px;
  border-color: var(--rule);
  background: var(--panel-2);
  resize: none;
}

.form-copy {
  margin-top: 16px;
}

.copy-status {
  min-height: 24px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.diagnosis :focus-visible {
  outline-color: #fff;
  box-shadow: 0 0 0 6px rgba(16, 18, 20, 0.28);
}

.privacy-body {
  background: var(--panel-2);
}

.privacy-back {
  padding: 9px 0;
  color: var(--blue-dark);
  font-size: 14px;
  font-weight: 700;
}

.privacy-back:hover {
  color: var(--ink);
}

.privacy-hero {
  padding: 104px 0 64px;
  border-bottom: 1px solid var(--rule);
  background: #fff;
}

.privacy-hero-inner {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.privacy-hero h1 {
  margin: 0;
  font-size: 56px;
  line-height: 1.15;
}

.privacy-hero h1 + p {
  max-width: 720px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 19px;
}

.privacy-version {
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.privacy-content {
  padding: 72px 0 112px;
}

.privacy-content > .section-inner {
  max-width: 900px;
}

.privacy-warning {
  margin-bottom: 56px;
  padding: 28px 32px;
  border-left: 6px solid var(--coral);
  background: #fff;
}

.privacy-warning > p:first-child {
  margin: 0 0 8px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 800;
}

.privacy-warning h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1.35;
}

.privacy-warning p:last-child {
  margin: 14px 0 0;
  color: var(--muted);
}

.privacy-section {
  padding: 34px 0;
  border-top: 1px solid var(--rule);
}

.privacy-section:last-of-type {
  border-bottom: 1px solid var(--rule);
}

.privacy-section h2 {
  margin: 0 0 15px;
  font-size: 24px;
  line-height: 1.35;
}

.privacy-section p {
  margin: 10px 0 0;
  color: #3f464e;
}

.privacy-section ul {
  margin: 0;
  padding-left: 1.25em;
  color: #3f464e;
}

.privacy-section li + li {
  margin-top: 8px;
}

.privacy-actions {
  margin-top: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
}

.privacy-home-link {
  color: var(--blue-dark);
  font-weight: 700;
}

.privacy-footer-inner {
  grid-template-columns: 1fr 1.5fr;
}

.site-footer {
  padding: 54px 0;
  color: #fff;
  background: var(--ink);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr auto;
  gap: 40px;
  align-items: end;
}

.footer-inner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.footer-inner strong {
  color: #fff;
  font-size: 17px;
}

.supports-reveal .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.supports-reveal .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 980px) {
  .site-nav {
    gap: 20px;
  }

  .hero h1 {
    font-size: 54px;
  }

  .problem-grid,
  .overview-intro,
  .method-grid,
  .fit-grid,
  .diagnosis-grid {
    grid-template-columns: 1fr;
  }

  .problem-grid,
  .overview-intro,
  .method-grid,
  .fit-grid,
  .diagnosis-grid {
    gap: 48px;
  }

  .problem-lead {
    min-height: 260px;
  }

  .problem-lead h2 {
    max-width: 680px;
    margin-top: 54px;
  }

  .asset-ledger {
    grid-template-columns: repeat(2, 1fr);
  }

  .growth-track {
    grid-template-columns: 180px 1fr;
    gap: 28px;
  }

  .growth-track ol {
    grid-template-columns: repeat(2, 1fr);
  }

  .directions-list {
    grid-template-columns: 1fr;
  }

  .direction-item:nth-last-child(2) {
    border-bottom: 0;
  }

  .loop-steps {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 54px;
  }

  .loop-steps::before {
    display: none;
  }

  .deck-heading {
    align-items: start;
  }
}

@media (max-width: 720px) {
  html {
    scroll-padding-top: 68px;
  }

  .section-inner {
    width: min(calc(100% - 36px), var(--content));
  }

  .site-header {
    height: 64px;
  }

  .header-inner {
    width: calc(100% - 32px);
  }

  .menu-button {
    display: inline-grid;
    place-items: center;
  }

  .site-nav {
    position: fixed;
    inset: 64px 0 auto 0;
    padding: 26px 20px 32px;
    border-bottom: 1px solid var(--rule);
    background: #fff;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    max-height: calc(100vh - 64px);
    max-height: calc(100dvh - 64px);
    overflow-y: auto;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 13px 10px;
  }

  .site-nav .nav-cta {
    margin-top: 8px;
    text-align: center;
  }

  .hero {
    min-height: 676px;
  }

  .hero-inner {
    padding: 66px 0 42px;
    justify-content: flex-start;
  }

  .hero h1 {
    font-size: 42px;
    line-height: 1.16;
  }

  .hero-statement {
    margin-top: 22px;
    font-size: 27px;
  }

  .hero-copy {
    font-size: 16px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    margin-top: 28px;
  }

  .hero-facts {
    grid-template-columns: 1fr 1fr;
    gap: 14px 20px;
    margin-top: 34px;
  }

  .hero-facts div:last-child {
    grid-column: 1 / -1;
  }

  .problem,
  .assets-section,
  .system-overview,
  .directions,
  .loop-section,
  .method,
  .deck-section,
  .fit-section,
  .diagnosis {
    padding: 78px 0;
  }

  .section-heading h2,
  .deck-heading h2,
  .diagnosis h2,
  .method-copy h2,
  .problem-lead h2 {
    font-size: 34px;
  }

  .problem-lead {
    min-height: 240px;
  }

  .leak-character {
    font-size: 180px;
  }

  .problem-row {
    grid-template-columns: 44px 1fr;
    gap: 8px 12px;
    padding: 18px 0;
  }

  .problem-row p {
    grid-column: 2;
  }

  .problem-conclusion {
    font-size: 18px;
  }

  .asset-ledger {
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 46px;
  }

  .asset-ledger li {
    min-height: 78px;
  }

  .overview-principle {
    font-size: 19px;
  }

  .growth-map {
    margin-top: 46px;
  }

  .growth-track {
    padding: 24px 0 28px;
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .growth-track > header {
    padding: 0 0 20px;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .growth-track ol {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .growth-track li {
    min-height: 86px;
  }

  .directions-list {
    margin-top: 44px;
  }

  .direction-item summary {
    grid-template-columns: 42px 1fr;
  }

  .direction-summary-text strong {
    font-size: 19px;
  }

  .direction-item > p,
  .direction-item > b,
  .direction-item > small,
  .direction-item > .direction-action {
    margin-left: 56px;
    margin-right: 10px;
  }

  .loop-steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .loop-steps li {
    padding: 54px 0 24px;
    border-bottom: 1px solid var(--rule);
  }

  .loop-statement {
    font-size: 26px;
    text-align: left;
  }

  .method-figure {
    order: -1;
  }

  .deck-heading {
    display: grid;
  }

  .deck-heading .button {
    justify-self: start;
  }

  .deck-preview {
    margin-top: 38px;
    overflow: hidden;
  }

  .deck-preview img {
    width: 190%;
    max-width: none;
  }

  .form-row,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .diagnosis-form input,
  .diagnosis-form select,
  .diagnosis-form textarea {
    font-size: 16px;
  }

  .form-success {
    padding: 24px 20px;
  }

  .form-success h3 {
    font-size: 25px;
  }

  .form-copy {
    width: 100%;
  }

  .privacy-hero {
    padding: 74px 0 48px;
  }

  .privacy-hero h1 {
    font-size: 40px;
  }

  .privacy-hero h1 + p {
    font-size: 17px;
  }

  .privacy-content {
    padding: 52px 0 78px;
  }

  .privacy-warning {
    margin-bottom: 38px;
    padding: 24px 20px;
  }

  .privacy-warning h2 {
    font-size: 22px;
  }

  .privacy-section {
    padding: 28px 0;
  }

  .privacy-section h2 {
    font-size: 21px;
  }

  .privacy-actions {
    display: grid;
    gap: 16px;
  }

  .privacy-actions .button {
    width: 100%;
  }

  .footer-inner {
    gap: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .supports-reveal .reveal {
    opacity: 1;
    transform: none;
  }
}