:root {
  color-scheme: light;
  --ink: #13202f;
  --muted: #5f6b7a;
  --line: #dbe3ed;
  --paper: #f6f9fc;
  --white: #ffffff;
  --blue: #174c7f;
  --green: #1e7c68;
  --gold: #a4732a;
  --shadow: 0 18px 60px rgba(24, 52, 78, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
}

a {
  color: inherit;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 64px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
}

.site-footer {
  align-items: flex-start;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
  font-weight: 700;
}

.brand-icon {
  display: block;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  object-fit: contain;
  background: var(--white);
  border: 1px solid var(--line);
}

.brand-lockup strong,
.site-footer strong {
  display: block;
  font-size: 15px;
}

.brand-lockup small,
.site-footer p {
  display: block;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.top-nav,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  color: var(--muted);
  font-size: 13px;
}

.top-nav a {
  color: inherit;
  text-decoration: none;
}

.top-nav a:hover {
  color: var(--blue);
}

.footer-links a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.footer-links a:hover {
  border-color: var(--blue);
}

main {
  min-height: 70vh;
}

.hero,
.legal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 32px;
  align-items: end;
  padding: clamp(56px, 8vw, 104px) clamp(20px, 5vw, 64px);
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(14, 39, 67, 0.94), rgba(21, 91, 104, 0.88)),
    linear-gradient(45deg, #0e2743, #1d745f);
}

.legal-hero {
  display: block;
  color: var(--ink);
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.hero-copy,
.legal-hero {
  max-width: 900px;
}

.eyebrow,
.service-kicker {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #bde9dc;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.12;
  letter-spacing: 0;
}

h1 span {
  display: block;
}

h2 {
  font-size: 24px;
  line-height: 1.35;
}

h3 {
  font-size: 19px;
  line-height: 1.4;
}

.lead {
  font-size: 19px;
  max-width: 780px;
}

.hero-panel,
.service-card,
.legal-section,
.compliance-band {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 24px;
  color: var(--ink);
}

.hero-panel span,
.hero-panel small {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.hero-panel strong {
  display: block;
  margin: 8px 0;
  font-size: 24px;
}

.hero-actions,
.path-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.primary-action,
.secondary-action {
  display: inline-grid;
  min-height: 46px;
  place-items: center;
  padding: 0 18px;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
}

.primary-action {
  color: var(--blue);
  background: var(--white);
}

.secondary-action {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.58);
}

.audience-section,
.plan-section,
.service-section,
.flow-section,
.faq-section,
.legal-body {
  padding: clamp(40px, 6vw, 72px) clamp(20px, 5vw, 64px);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 28px;
}

.audience-grid,
.plan-grid,
.service-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.audience-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-card {
  display: flex;
  min-height: 420px;
  flex-direction: column;
  padding: 22px;
}

.compact-card {
  min-height: 260px;
}

.plan-card,
.audience-card,
.plain-panel,
.faq-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.plan-card strong {
  display: block;
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 18px;
}

.plan-card ul {
  margin: 16px 0 0;
  padding-left: 1.2em;
}

.audience-card ul {
  margin: 14px 0 0;
  padding-left: 1.2em;
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.flow-list li {
  position: relative;
  min-height: 150px;
  padding: 54px 20px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.flow-list li::before {
  counter-increment: flow;
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  top: 18px;
  left: 20px;
  color: var(--green);
  font-weight: 700;
}

.use-case {
  color: var(--blue);
  font-weight: 700;
}

.service-note {
  color: var(--muted);
  font-size: 14px;
}

.service-action {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 44px;
  margin-top: auto;
  color: var(--white);
  background: var(--blue);
  border: 0;
  border-radius: 6px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
}

.wide-action {
  display: grid;
  place-items: center;
  flex: 1 1 260px;
  min-height: 48px;
  margin-top: 24px;
  color: var(--white);
  background: var(--blue);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
}

.secondary-wide {
  color: var(--blue);
  background: var(--white);
  border: 1px solid var(--line);
}

.path-actions .wide-action {
  margin-top: 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.split-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: clamp(40px, 6vw, 72px) clamp(20px, 5vw, 64px);
}

.plain-panel ul {
  margin: 14px 0 0;
  padding-left: 1.2em;
}

.compliance-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  margin: 0 clamp(20px, 5vw, 64px) clamp(48px, 7vw, 84px);
  padding: 28px;
}

.compliance-band ul,
.legal-section ul {
  margin: 0;
  padding-left: 1.2em;
}

.legal-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.legal-section {
  padding: 24px;
}

.legal-table {
  margin: 0;
}

.legal-table div {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.legal-table dt {
  color: var(--muted);
  font-weight: 700;
}

.legal-table dd {
  margin: 0;
}

@media (max-width: 980px) {
  .hero,
  .split-section,
  .compliance-band,
  .legal-body {
    grid-template-columns: 1fr;
  }

  .plan-grid,
  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .audience-grid,
  .detail-grid,
  .flow-list,
  .faq-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .plan-grid,
  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .legal-table div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}