:root {
  --ink: #111a1d;
  --paper: #ffffff;
  --soft: #f2f6f5;
  --line: #cbd7d6;
  --muted: #52615f;
  --navy: #082e50;
  --blue: #0b4f82;
  --lime: #b8ee62;
  --serif: Georgia, "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 140px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 100;
  padding: 0.55rem 1rem;
  color: #fff;
  background: var(--ink);
}

.skip-link:focus {
  top: 1rem;
}

.shell {
  width: min(1160px, calc(100% - 64px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 18px rgba(8, 46, 80, 0.04);
  backdrop-filter: blur(12px);
}

.site-header__main {
  width: min(1160px, calc(100% - 64px));
  min-height: 75px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  width: 225px;
  line-height: 0;
}

.site-logo img {
  display: block;
  width: 100%;
}

.back-home {
  font-size: 14px;
  font-weight: 700;
}

.back-home::after {
  margin-left: 8px;
  content: "←";
}

.page-nav {
  display: flex;
  justify-content: center;
  gap: 32px;
  min-height: 48px;
  padding: 0 24px;
  overflow-x: auto;
  border-top: 1px solid #e7eceb;
  scrollbar-width: none;
}

.page-nav::-webkit-scrollbar {
  display: none;
}

.page-nav a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  flex: 0 0 auto;
  border-bottom: 2px solid transparent;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.page-nav a:hover,
.page-nav a:focus-visible {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

.hero {
  min-height: calc(100svh - 124px);
  position: relative;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 105px 0 85px;
  background: linear-gradient(135deg, #fff 0%, #fff 62%, #eef5f5 100%);
}

.hero::after {
  position: absolute;
  right: -14vw;
  bottom: -31vw;
  width: 58vw;
  height: 58vw;
  border: 1px solid #b8cccf;
  border-radius: 50%;
  content: "";
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.eyebrow--light {
  color: var(--lime);
}

.hero h1,
h2 {
  margin: 0;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.065em;
}

.hero h1 {
  max-width: 1050px;
  margin-top: 52px;
  font-size: clamp(3.2rem, 6.7vw, 6.2rem);
}

h2 {
  font-size: clamp(2.25rem, 4.45vw, 4rem);
}

h1 em,
h2 em {
  font-family: var(--serif);
  font-weight: 400;
  font-style: normal;
  letter-spacing: -0.075em;
}

.hero h1 em {
  color: var(--blue);
}

.hero__lead {
  max-width: 780px;
  margin: 72px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.8vw, 1.4rem);
  line-height: 1.85;
}

.hero__lead strong {
  color: var(--ink);
}

.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 62px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.scroll-cue span {
  width: 44px;
  height: 1px;
  background: var(--ink);
}

.section {
  padding: 145px 0;
}

.section--ink,
.section--navy,
.section--closing {
  color: #fff;
  background: var(--navy);
}

.section--soft {
  background: var(--soft);
}

.split-heading {
  display: grid;
  grid-template-columns: 2fr 7fr;
  gap: 8.5%;
}

.split-heading--compact {
  margin-bottom: 82px;
}

.section-label {
  margin: 0 0 20px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.section-label--light,
.section--ink .section-label {
  color: var(--lime);
}

.section--ink h2 em,
.section--navy h2 em,
.section--closing h2 em {
  color: var(--lime);
}

.body-copy {
  max-width: 700px;
  margin-top: 40px;
  color: var(--muted);
  font-size: 19px;
  line-height: 2;
}

.body-copy p {
  margin: 0 0 1.25em;
}

.body-copy p:last-child {
  margin-bottom: 0;
}

.body-copy--light {
  color: #d7e2e2;
}

.body-copy strong {
  color: var(--ink);
}

.body-copy--light strong {
  color: #fff;
}

.definition__statement {
  margin: 100px 0 0 25.5%;
  padding: 52px 0 52px 6%;
  border-left: 5px solid var(--blue);
}

.definition__statement p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: clamp(1.15rem, 2.3vw, 1.75rem);
}

.definition__statement p:last-child {
  margin-top: 32px;
  margin-bottom: 0;
  color: var(--ink);
  font-size: clamp(1.5rem, 3vw, 2.45rem);
  line-height: 1.65;
}

.definition__copy {
  margin-left: 25.5%;
}

.design-list {
  border-top: 2px solid var(--ink);
}

.design-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 25px;
  padding: 35px 0;
  border-bottom: 1px solid var(--line);
}

.design-card__number,
.promise-list article > span,
.conditions span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.design-card h3,
.promise-list h3 {
  margin: 0 0 8px;
  font-size: 28px;
  letter-spacing: -0.05em;
}

.design-card p,
.promise-list p,
.conditions p {
  max-width: 780px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.conditions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 95px;
}

.conditions div {
  padding-top: 18px;
  border-top: 2px solid var(--ink);
}

.conditions strong {
  display: block;
  margin-top: 42px;
  font-size: 19px;
}

.conditions p {
  margin-top: 8px;
  font-size: 15px;
}

.key-quote {
  max-width: 920px;
  margin: 125px 0 0 auto;
  padding: 60px 0 0;
  border: 0;
  border-top: 1px solid var(--ink);
}

.key-quote p {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.65rem, 3.4vw, 3.1rem);
  line-height: 1.7;
  letter-spacing: -0.04em;
}

.promise {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 10%;
}

.promise h2 {
  margin-top: 24px;
  font-size: clamp(2.2rem, 4vw, 3.6rem);
}

.promise-list {
  border-top: 1px solid rgba(255, 255, 255, 0.42);
}

.promise-list article {
  padding: 28px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.promise-list article > span {
  color: var(--lime);
}

.promise-list h3 {
  margin-top: 26px;
  color: #fff;
  font-size: 24px;
}

.promise-list p {
  color: #d7e2e2;
}

.time-rich {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  align-items: center;
  gap: 9%;
}

.time-rich h2 {
  margin-top: 16px;
  font-size: clamp(2.15rem, 3.7vw, 3.45rem);
}

.time-rich__visual {
  margin: 0;
}

.time-rich__visual img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.time-rich__visual figcaption {
  padding-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.next-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 86px;
}

.action-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  padding: 42px;
  border: 1px solid var(--line);
  background: #fff;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.action-card:hover,
.action-card:focus-visible {
  border-color: var(--blue);
  transform: translateY(-4px);
}

.action-card--primary {
  color: #fff;
  border-color: var(--navy);
  background: var(--navy);
}

.action-card > span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.action-card--primary > span {
  color: var(--lime);
}

.action-card h3 {
  margin: 42px 0 14px;
  font-size: 28px;
  letter-spacing: -0.05em;
}

.action-card p {
  margin: 0 0 35px;
  color: var(--muted);
  font-size: 16px;
}

.action-card--primary p {
  color: #d7e2e2;
}

.action-card strong {
  margin-top: auto;
  font-size: 15px;
}

.action-card strong::after {
  margin-left: 8px;
  content: "→";
}

.section--closing {
  padding: 155px 0;
}

.closing h2 {
  margin-top: 34px;
}

.closing > p:not(.eyebrow) {
  margin: 42px 0 0;
  color: #d7e2e2;
}

.closing__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 60px;
}

.closing__links a {
  padding: 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  font-size: 15px;
}

.closing__links a:hover,
.closing__links a:focus-visible {
  color: var(--navy);
  background: #fff;
}

.site-footer {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-block: 28px;
  color: #fff;
  background: var(--navy);
  box-shadow: 0 0 0 100vmax var(--navy);
  clip-path: inset(0 -100vmax);
}

.site-footer > a {
  width: 120px;
  line-height: 0;
}

.site-footer nav {
  display: flex;
  align-items: center;
  gap: 25px;
  color: #d6e1e4;
  font-size: 13px;
}

.site-footer a:hover,
.site-footer a:focus-visible,
.back-home:hover,
.back-home:focus-visible {
  color: var(--lime);
}

.back-home:hover,
.back-home:focus-visible {
  color: var(--blue);
}

@media (max-width: 760px) {
  html {
    scroll-padding-top: 115px;
  }

  body {
    font-size: 17px;
  }

  .shell,
  .site-header__main {
    width: calc(100% - 40px);
  }

  .site-header__main {
    min-height: 64px;
  }

  .site-logo {
    width: 168px;
  }

  .back-home {
    font-size: 0;
  }

  .back-home::before {
    font-size: 12px;
    content: "TOP";
  }

  .back-home::after {
    font-size: 12px;
  }

  .page-nav {
    justify-content: flex-start;
    min-height: 45px;
    padding-inline: 20px;
    gap: 24px;
  }

  .page-nav a {
    min-height: 45px;
    font-size: 12px;
  }

  .hero {
    min-height: calc(100svh - 110px);
    padding: 78px 0 58px;
  }

  .hero::after {
    right: -58vw;
    bottom: -48vw;
    width: 125vw;
    height: 125vw;
  }

  .hero h1 {
    margin-top: 34px;
    font-size: clamp(2.05rem, 8.6vw, 3.3rem);
    line-height: 1.36;
  }

  .hero h1 span,
  .hero h1 em {
    white-space: nowrap;
  }

  .hero__lead {
    margin-top: 54px;
    font-size: 17px;
  }

  .scroll-cue {
    margin-top: 45px;
  }

  .section,
  .section--closing {
    padding: 92px 0;
  }

  .split-heading,
  .promise,
  .time-rich {
    display: block;
  }

  .split-heading > .eyebrow,
  .promise > div > .eyebrow,
  .time-rich__copy > .eyebrow {
    margin-bottom: 42px;
  }

  .split-heading--compact {
    margin-bottom: 52px;
  }

  h2,
  .promise h2 {
    font-size: clamp(2rem, 9.6vw, 2.75rem);
  }

  .body-copy {
    margin-top: 30px;
    font-size: 17px;
    line-height: 1.95;
  }

  .definition__statement {
    margin: 65px 0 0;
    padding: 32px 0 32px 22px;
    border-left-width: 4px;
  }

  .definition__statement p {
    font-size: 17px;
  }

  .definition__statement p:last-child {
    margin-top: 26px;
    font-size: 24px;
  }

  .definition__copy {
    margin-left: 0;
  }

  .design-card {
    grid-template-columns: 38px 1fr;
    gap: 12px;
    padding: 26px 0;
  }

  .design-card h3,
  .promise-list h3 {
    font-size: 22px;
  }

  .design-card p,
  .promise-list p {
    font-size: 16px;
  }

  .conditions {
    grid-template-columns: 1fr 1fr;
    gap: 35px 18px;
    margin-top: 62px;
  }

  .conditions strong {
    margin-top: 24px;
    font-size: 17px;
  }

  .conditions p {
    font-size: 14px;
  }

  .key-quote {
    margin-top: 78px;
    padding-top: 42px;
  }

  .key-quote p {
    font-size: 25px;
  }

  .promise-list {
    margin-top: 65px;
  }

  .time-rich__visual {
    margin-top: 55px;
  }

  .next-actions {
    display: block;
    margin-top: 58px;
  }

  .action-card {
    min-height: 300px;
    margin-top: 18px;
    padding: 30px 24px;
  }

  .action-card h3 {
    margin-top: 35px;
    font-size: 24px;
  }

  .closing__links {
    display: block;
    margin-top: 45px;
  }

  .closing__links a {
    display: block;
    margin-top: 12px;
  }

  .site-footer {
    display: block;
    padding-block: 28px;
  }

  .site-footer > a {
    display: block;
    width: 105px;
  }

  .site-footer nav {
    margin-top: 24px;
    align-items: flex-start;
    flex-direction: column;
    gap: 13px;
    font-size: 12px;
  }

}

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

  .action-card {
    transition: none;
  }
}