:root {
  --blue: #0097b2;
  --blue-deep: #007f99;
  --ink: #333;
  --muted: #66747b;
  --mist: #f4f7f9;
  --line: #dce8ec;
  --gold: #caa44d;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family:
    "Noto Sans JP",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.8;
}
a {
  color: inherit;
  text-decoration: none;
}
.site-header {
  height: 82px;
  max-width: 1200px;
  margin: auto;
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid var(--blue);
  border-radius: 50%;
  display: grid;
  place-items: center;
  position: relative;
}
.brand-mark:before,
.brand-mark:after {
  content: "";
  position: absolute;
  background: var(--gold);
}
.brand-mark:before {
  width: 2px;
  height: 21px;
  transform: rotate(45deg);
}
.brand-mark:after {
  width: 21px;
  height: 2px;
  transform: rotate(45deg);
}
.brand-mark i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  z-index: 1;
}
.brand b {
  display: block;
  font-family: "Noto Serif JP", serif;
  font-size: 15px;
  letter-spacing: 0.08em;
}
.brand small {
  display: block;
  color: #718087;
  font-size: 8px;
  letter-spacing: 0.18em;
  line-height: 1.2;
}
nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 13px;
}
nav a {
  transition: color 0.2s;
}
nav a:hover {
  color: var(--blue);
}
.nav-cta {
  background: var(--blue);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 3px;
}
.hero {
  min-height: 680px;
  color: #fff;
  background: linear-gradient(125deg, #008ca6 0%, #00a3b8 60%, #0797a6 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-inner {
  width: min(1120px, calc(100% - 60px));
  margin: auto;
  position: relative;
  z-index: 2;
  padding: 90px 0 110px;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
}
.eyebrow.light {
  color: #d7f7fb;
}
h1,
h2,
h3 {
  font-family: "Noto Serif JP", "Yu Mincho", serif;
}
h1 {
  margin: 0;
  font-size: clamp(44px, 6vw, 78px);
  line-height: 1.38;
  letter-spacing: 0.03em;
  font-weight: 600;
}
h1 em {
  color: #fff6ce;
  font-style: normal;
  position: relative;
}
h1 em:after {
  content: "";
  height: 2px;
  background: var(--gold);
  position: absolute;
  left: 0;
  right: 0;
  bottom: -5px;
}
.hero-lead {
  margin: 35px 0 0;
  max-width: 700px;
  font-size: 17px;
  line-height: 2;
  letter-spacing: 0.03em;
}
.hero-actions {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 30px;
}
.button {
  display: inline-flex;
  min-height: 52px;
  padding: 0 30px;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  font-family: "Noto Serif JP", serif;
  font-weight: 600;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
.button-white {
  background: #fff;
  color: var(--blue-deep);
}
.text-link {
  font-size: 13px;
  font-weight: 600;
}
.text-link span {
  padding-left: 6px;
}
.light-link {
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.55);
}
.hero-orbit {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
}
.orbit-one {
  width: 640px;
  height: 640px;
  right: -180px;
  top: -160px;
}
.orbit-two {
  width: 420px;
  height: 420px;
  right: -60px;
  bottom: -230px;
}
.compass {
  position: absolute;
  right: 8%;
  top: 50%;
  width: 230px;
  height: 230px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  transform: translateY(-50%) rotate(45deg);
  display: grid;
  place-items: center;
}
.compass:before,
.compass:after {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.25);
}
.compass:before {
  width: 1px;
  height: 280px;
}
.compass:after {
  width: 280px;
  height: 1px;
}
.compass span {
  width: 100px;
  height: 100px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 50%;
  transform: rotate(-45deg);
  font-family: "Noto Serif JP", serif;
  letter-spacing: 0.18em;
  font-size: 12px;
}
.section {
  padding: 120px max(30px, calc((100% - 1120px) / 2));
}
.intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  background: #fff;
}
.section-heading h2,
.center-heading h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.55;
  letter-spacing: 0.04em;
  font-weight: 600;
}
.intro-copy {
  padding-top: 12px;
  font-size: 16px;
}
.intro-copy p {
  margin: 0 0 24px;
}
.intro-copy strong {
  color: var(--blue-deep);
}
blockquote {
  margin: 42px 0 0;
  padding: 24px 28px;
  border-left: 3px solid var(--gold);
  background: var(--mist);
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  line-height: 1.9;
}
blockquote b {
  color: var(--blue-deep);
  font-size: 21px;
}
.method-section {
  color: #fff;
  background: #083f4a;
  position: relative;
  overflow: hidden;
}
.method-section:before {
  content: "";
  position: absolute;
  width: 620px;
  height: 620px;
  right: -310px;
  top: 15%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}
.method-inner {
  position: relative;
}
.method-heading h2 {
  color: #fff;
}
.method-list {
  max-width: 940px;
  margin: 65px auto 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.method-item {
  min-height: 145px;
  display: grid;
  grid-template-columns: 70px 245px 1fr;
  gap: 25px;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}
.method-num {
  color: #5f8c94;
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
}
.method-title b {
  display: block;
  color: #89e2eb;
  font-family: "Noto Serif JP", serif;
  font-size: 20px;
  letter-spacing: 0.08em;
}
.method-title span {
  font-size: 13px;
}
.method-item p {
  color: #d4e2e5;
  font-size: 14px;
  line-height: 1.9;
}
.method-statement {
  margin: 75px auto 0;
  text-align: center;
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
  line-height: 1.8;
}
.method-statement strong {
  color: #fff6ce;
  font-size: 34px;
  font-weight: 600;
}
.method-statement small {
  display: block;
  margin-top: 12px;
  color: #a8c3c8;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 12px;
}
.services-preview {
  background: var(--mist);
}
.center-heading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 55px;
}
.center-heading > p:last-child {
  color: var(--muted);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.service-card {
  min-height: 350px;
  display: flex;
  flex-direction: column;
  position: relative;
  padding: 35px 30px 28px;
  background: #fff;
  border-top: 3px solid var(--blue);
  box-shadow: 0 8px 35px rgba(27, 80, 94, 0.07);
}
.card-number {
  color: #c9dce1;
  font-family: "Noto Serif JP", serif;
  font-size: 34px;
  line-height: 1;
}
.card-label {
  margin: 28px 0 8px !important;
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 700;
}
.service-card h3 {
  margin: 0 0 18px;
  font-size: 22px;
}
.service-card > p:last-of-type {
  margin: 0;
  color: #58666c;
  font-size: 14px;
}
.service-card a {
  margin-top: auto;
  padding-top: 25px;
  color: var(--blue-deep);
  font-size: 13px;
  font-weight: 700;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
}
.company {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
}
.company-story h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.55;
  font-weight: 600;
}
.story-rule {
  width: 54px;
  height: 2px;
  margin: 35px 0;
  background: var(--gold);
}
.company-story > p {
  margin: 0 0 22px;
}
.story-emphasis {
  color: var(--blue-deep);
  font-family: "Noto Serif JP", serif;
  font-size: 19px;
  font-weight: 600;
}
.representative {
  margin-top: 45px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 18px;
  align-items: center;
}
.representative-mark {
  width: 68px;
  height: 68px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--mist);
  color: var(--blue);
  border: 1px solid var(--line);
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
}
.representative small,
.representative strong {
  display: block;
}
.representative strong {
  font-family: "Noto Serif JP", serif;
  font-size: 21px;
  letter-spacing: 0.08em;
}
.representative p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}
.company-data {
  padding: 45px 48px;
  background: var(--mist);
  border-top: 3px solid var(--blue);
}
.company-data h3 {
  margin: 0 0 30px;
  font-size: 28px;
}
.company-data dl {
  margin: 0;
}
.company-data dl div {
  display: grid;
  grid-template-columns: 145px 1fr;
  gap: 20px;
  padding: 17px 0;
  border-top: 1px solid #d6e2e6;
}
.company-data dt {
  color: #617077;
  font-size: 12px;
  font-weight: 700;
}
.company-data dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
}
.faq-section {
  background: #fff;
}
.faq-list {
  max-width: 900px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.faq-list div {
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.faq-list dt {
  position: relative;
  padding-left: 38px;
  color: var(--blue-deep);
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  font-weight: 700;
}
.faq-list dt::before {
  content: "Q";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--gold);
  font-family: "Noto Serif JP", serif;
  font-size: 20px;
}
.faq-list dd {
  margin: 12px 0 0;
  padding-left: 38px;
  color: #58666c;
  font-size: 14px;
  line-height: 1.9;
}
.faq-list dd a {
  color: var(--blue-deep);
  font-weight: 700;
  border-bottom: 1px solid var(--blue);
}
.contact-section {
  position: relative;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(125deg, #008da6, #00a5b8);
  padding: 105px 30px;
  text-align: center;
}
.contact-section:before,
.contact-section:after {
  content: "";
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
}
.contact-section:before {
  width: 440px;
  height: 440px;
  left: -260px;
  top: -200px;
}
.contact-section:after {
  width: 520px;
  height: 520px;
  right: -300px;
  bottom: -300px;
}
.contact-inner {
  position: relative;
  z-index: 1;
}
.contact-inner h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.55;
}
.contact-inner > p:not(.eyebrow) {
  margin: 25px 0 32px;
}
.contact-button {
  min-width: 370px;
  justify-content: space-between;
}
.contact-inner > small {
  display: block;
  margin-top: 12px;
  color: #daf6fa;
}
footer {
  color: #dbe8eb;
  background: #082f38;
}
.footer-main {
  max-width: 1120px;
  margin: auto;
  padding: 70px 30px;
  display: flex;
  justify-content: space-between;
  gap: 60px;
}
.footer-brand b {
  color: #fff;
}
.footer-brand small {
  color: #98b5bb;
}
.footer-brand .brand-mark {
  border-color: #86d6df;
}
.footer-links {
  display: flex;
  gap: 80px;
}
.footer-links div {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 160px;
}
.footer-links b {
  margin-bottom: 8px;
  color: #fff;
  font-size: 12px;
}
.footer-links a {
  color: #abc1c6;
  font-size: 12px;
}
.footer-links a:hover {
  color: #fff;
}
.copyright {
  padding: 18px 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: #75959c;
  font-size: 10px;
}
@media (max-width: 900px) {
  nav a:not(.nav-cta) {
    display: none;
  }
  .compass {
    opacity: 0.3;
    right: -70px;
  }
  .intro,
  .company {
    grid-template-columns: 1fr;
    gap: 55px;
  }
  .service-grid {
    grid-template-columns: 1fr;
  }
  .service-card {
    min-height: 280px;
  }
  .section {
    padding-top: 90px;
    padding-bottom: 90px;
  }
  .method-item {
    grid-template-columns: 55px 190px 1fr;
  }
  .footer-main {
    flex-direction: column;
  }
  .footer-links {
    gap: 50px;
  }
}
@media (max-width: 600px) {
  .site-header {
    height: 68px;
    padding: 0 18px;
  }
  .brand b {
    font-size: 13px;
  }
  .brand-mark {
    width: 30px;
    height: 30px;
  }
  nav {
    gap: 0;
  }
  .nav-cta {
    padding: 8px 12px;
    font-size: 11px;
  }
  .hero {
    min-height: 620px;
  }
  .hero-inner {
    width: calc(100% - 36px);
    padding: 75px 0;
  }
  .hero-lead {
    font-size: 15px;
    line-height: 1.9;
  }
  .desktop {
    display: none;
  }
  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }
  .section {
    padding: 75px 20px;
  }
  .section-heading h2,
  .center-heading h2 {
    font-size: 30px;
  }
  .intro-copy {
    font-size: 15px;
  }
  .compass {
    width: 180px;
    height: 180px;
    right: -100px;
    top: 29%;
  }
  .service-card {
    padding: 28px 24px;
  }
  .center-heading {
    margin-bottom: 38px;
  }
  .method-list {
    margin-top: 45px;
  }
  .method-item {
    grid-template-columns: 42px 1fr;
    gap: 14px;
    padding: 25px 0;
    align-items: start;
  }
  .method-item p {
    grid-column: 2;
    margin: 0;
  }
  .method-title b {
    font-size: 17px;
  }
  .method-statement {
    font-size: 19px;
  }
  .method-statement strong {
    font-size: 25px;
  }
  .company-data {
    padding: 35px 24px;
  }
  .company-data dl div {
    grid-template-columns: 105px 1fr;
    gap: 14px;
  }
  .contact-section {
    padding: 75px 20px;
  }
  .contact-button {
    min-width: 0;
    width: 100%;
    padding: 0 20px;
    font-size: 13px;
  }
  .footer-main {
    padding: 55px 22px;
  }
  .footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
  }
  .footer-links div {
    min-width: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .button {
    transition: none;
  }
}