/* 1. Theme and shared layout */
:root {
  --navy: #03263b;
  --accent: #007c68;
  --soft-bg: #effaf5;
  --ink: #222;
  --muted: #5e6b68;
  --line: #d6e9df;
  --gradient: linear-gradient(105deg, #78e79b, #17caa8);
  --header: 78px;
}
html {
  scroll-behavior: auto;
  scroll-padding-top: calc(var(--header) + 20px);
}
body {
  color: var(--ink);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.9;
  background: white;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  border: 0;
}
p + p {
  margin-top: 18px;
}
:focus-visible {
  outline: 3px solid #00785f;
  outline-offset: 5px;
}
.wrap {
  width: min(1120px, calc(100% - 64px));
  margin-inline: auto;
}
.section {
  padding-block: 100px;
}
.soft {
  background: #fbfefc;
}
.section-heading {
  position: relative;
  text-align: center;
  margin-bottom: 58px;
  padding-top: 18px;
}
.section-heading .english {
  position: absolute;
  inset: -14px 0 auto;
  color: #e4f3eb;
  font-size: 80px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
  pointer-events: none;
}
.section-heading h2 {
  position: relative;
  font-size: 38px;
  line-height: 1.55;
  font-weight: 800;
}
.section-heading .eyebrow {
  position: relative;
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
}
.section-heading p {
  position: relative;
  margin: 22px auto 0;
  max-width: 760px;
}
.accent {
  color: var(--accent);
}
.gradient-text {
  color: var(--accent);
  background: linear-gradient(105deg, #007c68, #007f70);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}
.grid {
  display: grid;
  gap: 28px;
}
.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.note {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.85;
  margin-top: 24px;
}
.intro {
  max-width: 820px;
  margin: 0 auto 50px;
  text-align: center;
}
.sp {
  display: none;
}
.skip {
  position: fixed;
  left: 12px;
  top: -100px;
  z-index: 200;
  background: white;
  padding: 12px;
}
.skip:focus {
  top: 12px;
}

/* 2. Dedicated header and CTA */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  height: var(--header);
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 30px;
  padding: 0 36px;
  background: white;
  box-shadow: 0 2px 5px #00000018;
}
.brand {
  flex: 0 0 245px;
}
.brand img {
  width: 245px;
}
.site-nav {
  display: flex;
  gap: 25px;
  margin-left: auto;
  font-size: 14px;
  font-weight: 700;
}
.site-nav a:hover {
  color: var(--accent);
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-height: 62px;
  padding: 15px 30px;
  border-radius: 40px;
  color: var(--navy);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.5;
  background: var(--gradient);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px #50ab8a35;
}
.button .arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  align-self: center;
  line-height: 1;
  width: 22px;
  height: 22px;
  background: white;
  color: #007c68;
  border-radius: 50%;
  font-size: 15px;
}
.button.white {
  color: var(--accent);
  background: white;
}
.button.white .arrow {
  background: var(--accent);
  color: white;
}
.header-button {
  min-height: 48px;
  font-size: 15px;
  padding: 10px 22px;
  white-space: nowrap;
}
.menu-toggle {
  display: none;
}
.cta-band {
  background: var(--navy);
  color: white;
  padding-block: 42px;
}
.cta-band .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.cta-band h2 {
  font-size: 25px;
  line-height: 1.5;
  margin-bottom: 8px;
}
.cta-band p {
  font-size: 14px;
  color: #dbf6e9;
}
.cta-actions {
  display: flex;
  gap: 18px;
  flex-shrink: 0;
}
.cta-actions .button {
  font-size: 16px;
  min-width: 224px;
}

/* 3. Hero: supplied service logo and outlined illustration */
.hero {
  padding-top: var(--header);
  position: relative;
  overflow: hidden;
}
.hero-main {
  min-height: 586px;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 30px;
  align-items: center;
  padding-block: 52px 60px;
  position: relative;
  z-index: 1;
}
.hero-copy {
  position: relative;
  z-index: 2;
}

.hero .lead {
  margin-top: 22px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.85;
}
.hero .lead strong {
  font-weight: 700;
}
.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
  font-size: 13px;
  font-weight: 600;
}
.hero-facts span {
  padding-bottom: 4px;
  border-bottom: 2px solid #b9e8d2;
}
.hero-visual {
  position: relative;
  isolation: isolate;
}
.hero-visual::before {
  content: "";
  position: absolute;
  width: 93%;
  height: 103%;
  top: -2%;
  right: -7%;
  border-radius: 47% 53% 42% 58% / 55% 41% 59% 45%;
  background: var(--soft-bg);
  z-index: -1;
}
.hero-visual img {
  width: 116%;
  max-width: none;
  margin-left: -8%;
  position: relative;
}
.wave-art {
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 160px;
  color: #86cbb4;
  opacity: 0.4;
}

/* 4. Problems and overview */
.problem-card {
  padding: 24px 25px 28px;
  background: var(--soft-bg);
  border-radius: 20px;
  text-align: center;
}
.problem-card .icon {
  width: 90px;
  height: 90px;
  margin: 0 auto 12px;
}
.problem-card h3 {
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 14px;
}
.problem-card p {
  font-size: 15px;
  text-align: left;
}
.bridge {
  text-align: center;
  font-size: 27px;
  line-height: 1.7;
  font-weight: 700;
  margin-top: 46px;
}
.bridge .accent {
  font-size: 1.12em;
}
.overview h3 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.6;
  margin-bottom: 24px;
}
.pill-list {
  display: grid;
  gap: 12px;
  margin-top: 26px;
  padding: 0;
  list-style: none;
}
.pill-list li {
  border-left: 4px solid var(--accent);
  padding: 12px 16px;
  background: var(--soft-bg);
  font-size: 15px;
  font-weight: 500;
}
.system-diagram {
  padding: 32px;
  background: var(--soft-bg);
  border-radius: 45% 55% 50% 50% / 8% 15% 12% 10%;
}
.diagram-path {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.diagram-node {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 20px;
  background: white;
  border-radius: 12px;
  font-size: 17px;
  font-weight: 700;
}
.diagram-node .icon {
  width: 62px;
  height: 62px;
  flex: 0 0 62px;
}
.diagram-node small {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}
.diagram-link {
  color: var(--accent);
  font-size: 24px;
  line-height: 1;
}
.responsibility {
  display: flex;
  gap: 15px;
  margin-top: 20px;
  font-size: 13px;
  font-weight: 700;
  justify-content: center;
  flex-wrap: wrap;
}
.responsibility span {
  padding: 8px 12px;
  border-radius: 30px;
  background: white;
}

/* 5. Comparison, support and choices */
.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
}
.comparison-table {
  width: 100%;
  min-width: 640px;
  font-size: 16px;
}
.comparison-table th,
.comparison-table td {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.comparison-table thead th {
  color: white;
  background: var(--navy);
  font-weight: 700;
}
.comparison-table thead th:last-child {
  background: var(--accent);
}
.comparison-table tbody td:last-child {
  background: var(--soft-bg);
  font-weight: 500;
}
.comparison-table tbody th {
  font-weight: 500;
  width: 25%;
}
.comparison-table tr:last-child td,
.comparison-table tr:last-child th {
  border-bottom: 0;
}
.support-list {
  display: grid;
  gap: 28px;
}
.support-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 32px;
  align-items: center;
  padding: 26px 32px;
  border-bottom: 1px solid var(--line);
}
.support-row .icon {
  width: 90px;
  height: 90px;
}
.support-row .order {
  font-size: 48px;
  color: #c4e8d6;
  font-weight: 900;
  line-height: 1;
}
.support-row h3 {
  font-size: 24px;
  line-height: 1.5;
  margin-bottom: 10px;
}
.support-row p {
  max-width: 750px;
}
.rounded-panel {
  position: relative;
  background: var(--soft-bg);
  padding: 40px 32px 30px;
  border-radius: 18px;
}
.rounded-panel .panel-icon {
  position: absolute;
  top: -28px;
  left: calc(50% - 32px);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--soft-bg);
  padding: 12px;
}
.rounded-panel h3 {
  font-size: 22px;
  font-weight: 700;
  text-align: center;
  border-bottom: 2px solid white;
  padding-bottom: 14px;
  margin-bottom: 18px;
}
.panel-grid {
  gap: 56px 28px;
  padding-top: 25px;
}
.choice-note {
  margin-top: 36px;
  padding: 22px;
  background: white;
  border-left: 4px solid var(--accent);
  font-size: 17px;
  font-weight: 500;
}
.investigation .mini-list {
  padding: 0;
  list-style: none;
  display: grid;
  gap: 20px;
}
.mini-list li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.mini-list .count {
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: white;
  background: var(--accent);
  font-weight: 700;
  text-align: center;
  line-height: 36px;
}
.mini-list h3 {
  font-size: 19px;
  font-weight: 700;
}
.mini-list p {
  font-size: 15px;
  margin-top: 5px;
}
.investigation-art {
  padding: 30px;
}
.investigation-art > .icon {
  width: 260px;
  height: 240px;
  margin: auto;
}
.evidence-sources {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 22px;
}
.evidence-sources span {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  border-radius: 20px;
  padding: 8px;
  background: var(--soft-bg);
}

/* 6. Large alternating reasons */
.reason-list {
  display: grid;
  gap: 60px;
}
.reason-row {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: center;
  min-height: 330px;
}
.reason-row:nth-child(even) {
  grid-template-columns: 1.1fr 0.9fr;
}
.reason-row:nth-child(even) .reason-image {
  order: 2;
}
.reason-image {
  position: relative;
  isolation: isolate;
}
.reason-image::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -6% 2%;
  background: var(--soft-bg);
  border-radius: 43% 57% 45% 55% / 55% 41% 59% 45%;
  transform: rotate(-7deg);
}
.reason-image img {
  width: 105%;
  max-width: none;
  margin-left: -2.5%;
}
.reason-kicker {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}
.reason-row h3 {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: 20px;
}
.reason-row p {
  line-height: 1.9;
}
.reason-row .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.tags span {
  background: var(--gradient);
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 7px;
}

/* 7. Scope, six steps, scenarios */
.scope-panel {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 18px;
}
.scope-panel h3 {
  font-size: 23px;
  margin-bottom: 24px;
}
.scope-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  list-style: none;
  padding: 0;
}
.scope-tags li {
  border-radius: 7px;
  background: var(--soft-bg);
  padding: 10px 18px;
  font-size: 16px;
  font-weight: 500;
}
.stack-list {
  padding-left: 1.2em;
}
.stack-list li + li {
  margin-top: 10px;
}
.flow-grid {
  gap: 28px;
  counter-reset: flow;
}
.flow-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 30px 24px;
  position: relative;
}
.flow-card .step-number {
  color: var(--accent);
  font-weight: 900;
  font-size: 42px;
  line-height: 1;
  margin-bottom: 16px;
  display: block;
}
.flow-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}
.flow-card p {
  font-size: 15px;
}
.flow-card:not(:nth-child(3n))::after {
  content: "›";
  position: absolute;
  right: -23px;
  top: 45%;
  color: var(--accent);
  font-size: 30px;
  z-index: 1;
}
.scenario-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
}
.scenario-card > .icon {
  width: 144px;
  height: 120px;
  margin: 0 auto 24px;
}
.scenario-card .case-label {
  display: inline-block;
  color: var(--accent);
  background: var(--soft-bg);
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 14px;
}
.scenario-card h3 {
  font-size: 21px;
  line-height: 1.55;
  margin-bottom: 16px;
}
.scenario-card p {
  font-size: 15px;
}

/* 8. FAQ, form and common company information */
.faq-list {
  max-width: 940px;
  margin: auto;
}
.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 24px 0;
}
.faq-list summary {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  cursor: pointer;
  font-size: 20px;
  font-weight: 700;
  list-style: none;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary::before {
  content: "Q";
  color: var(--accent);
  font-weight: 800;
  flex: 0 0 28px;
  font-size: 24px;
  line-height: 1.5;
}
.faq-list summary::after {
  content: "+";
  color: var(--accent);
  margin-left: auto;
  font-size: 26px;
  line-height: 1.4;
}
.faq-list details[open] summary::after {
  content: "−";
}
.faq-list details p {
  margin: 18px 40px 0 48px;
}
.related-card {
  background: var(--soft-bg);
  padding: 30px;
  border-radius: 18px;
}
.related-card h3 {
  font-size: 21px;
  margin-bottom: 18px;
}
.related-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  margin-top: 16px;
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.related-link:hover {
  color: var(--navy);
}
.form-wrap {
  max-width: 840px;
  margin: auto;
  background: white;
  padding: 48px;
  border-radius: 18px;
}
.company-table {
  max-width: 900px;
  margin-inline: auto;
}
.company-table > div {
  display: grid;
  grid-template-columns: 185px 1fr;
  gap: 30px;
  padding: 20px 10px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.company-table dt {
  font-weight: 700;
}
.company-table dd {
  overflow-wrap: anywhere;
}
.site-footer {
  background: var(--navy);
  color: white;
  padding-block: 50px 28px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  margin-bottom: 28px;
}
.footer-logo {
  width: 285px;
}
.certifications {
  display: flex;
  gap: 20px;
  align-items: center;
}
.certifications .pmark {
  width: 74px;
}
.certifications .isms {
  width: 130px;
}
.cookie-text {
  font-size: 12px;
  line-height: 1.9;
  color: #e9f7f0;
}
.footer-links {
  display: flex;
  gap: 28px;
  margin-top: 25px;
  font-size: 13px;
}
.copyright {
  text-align: center;
  font-size: 11px;
  margin-top: 32px;
}
.back-to-top {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: white;
  background: var(--navy);
  border: 1px solid #ffffff55;
  border-radius: 50%;
  font-size: 22px;
  z-index: 40;
}

/* Content is never hidden pending a scroll animation. */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

/* Supplied service identity: keep the complete logo and original aspect ratio. */
.hero-service-brand {
  margin: 0;
  line-height: 1;
}
.hero-service-brand img {
  width: 100%;
  height: auto;
  /* Compensate for the supplied logo’s left white margin without cropping it. */
  transform: translateX(-11.8%);
}
.button .arrow svg {
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
}

/* Four indicative pricing plans, styled to match this landing page. */
.price-heading-note {
  font-size: 0.65em;
  font-weight: 700;
}
.pricing-plans {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.price-plan {
  border: 1px solid var(--line);
  background: white;
  border-radius: 18px;
  overflow: hidden;
}
.price-plan-head {
  background: var(--accent);
  color: white;
  min-height: 108px;
  padding: 23px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.price-plan-head h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.6;
}
.price-plan-subtitle {
  display: block;
  font-size: 12px;
  font-weight: 500;
  margin-top: 4px;
}
.price-plan-body {
  padding: 25px 20px 28px;
}
.price-plan .price-amount {
  font-size: 24px;
  line-height: 1.6;
  font-weight: 800;
  color: var(--navy);
  text-align: center;
  white-space: nowrap;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  letter-spacing: -0.03em;
}
.price-unit {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
}
.price-plan ul {
  padding: 0;
  list-style: none;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.9;
}
.price-plan li {
  position: relative;
  padding-left: 20px;
}
.price-plan li + li {
  margin-top: 10px;
}
.price-plan li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.price-tax-note {
  margin-top: 20px;
  font-size: 12px;
  color: var(--muted);
}