:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #eef5f7;
  --text: #172033;
  --muted: #64748b;
  --line: #d8e2eb;
  --navy: #13345b;
  --teal: #1d8a89;
  --amber: #d98b28;
  --shadow: 0 18px 45px rgba(19, 52, 91, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.8;
}

a {
  color: var(--teal);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px max(22px, calc((100vw - 1120px) / 2 + 22px));
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(216, 226, 235, 0.86);
  backdrop-filter: blur(12px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: var(--surface);
  background: var(--navy);
  border-radius: 8px;
  font-size: 0.82rem;
  letter-spacing: 0;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  font-size: 0.92rem;
}

nav a {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

nav a:hover {
  color: var(--teal);
}

.hero {
  overflow: hidden;
  background: linear-gradient(135deg, #f8fbfd 0%, #e8f2f4 100%);
}

.hero-inner,
.section,
.page,
.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding-right: 22px;
  padding-left: 22px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.96fr);
  align-items: center;
  gap: 46px;
  min-height: 560px;
  padding-top: 72px;
  padding-bottom: 68px;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow,
.section-label {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 18px;
  color: var(--navy);
  font-size: clamp(2.5rem, 4.6vw, 3.05rem);
  line-height: 1.18;
  letter-spacing: 0;
  white-space: nowrap;
}

.hero-lead {
  margin: 0;
  color: #35465d;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.primary-button,
.secondary-button,
.contact-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 20px;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.primary-button,
.contact-button {
  color: var(--surface);
  background: var(--teal);
  box-shadow: 0 10px 22px rgba(29, 138, 137, 0.22);
}

.secondary-button {
  color: var(--navy);
  background: var(--surface);
  border: 1px solid var(--line);
}

.hero-visual {
  margin: 0;
}

.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 26px 35px rgba(19, 52, 91, 0.14));
}

.section,
.page {
  padding-top: 72px;
  padding-bottom: 72px;
}

.intro {
  max-width: 900px;
}

.intro h2,
.section h2,
.page h1 {
  margin: 0 0 16px;
  color: var(--navy);
  font-size: 2rem;
  line-height: 1.35;
  letter-spacing: 0;
}

.intro p:last-child {
  margin-bottom: 0;
  color: #35465d;
  font-size: 1.02rem;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 24px;
}

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

.service-grid article {
  min-height: 245px;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(19, 52, 91, 0.07);
}

.service-number {
  color: var(--amber);
  font-size: 0.86rem;
  font-weight: 900;
}

.service-grid h3,
.policy-list h3 {
  margin: 8px 0 10px;
  color: var(--navy);
  font-size: 1.18rem;
  letter-spacing: 0;
}

.service-grid p,
.policy-list p {
  margin: 0;
  color: #485a70;
}

.band {
  max-width: none;
  padding-right: max(22px, calc((100vw - 1120px) / 2 + 22px));
  padding-left: max(22px, calc((100vw - 1120px) / 2 + 22px));
  background: var(--surface-soft);
}

.policy-list {
  display: grid;
  gap: 16px;
  max-width: 1120px;
}

.policy-list div {
  padding: 22px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 5px solid var(--teal);
  border-radius: 8px;
}

.company-table {
  display: grid;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.company-table div {
  display: grid;
  grid-template-columns: 190px 1fr;
  border-top: 1px solid var(--line);
}

.company-table div:first-child {
  border-top: 0;
}

.company-table dt,
.company-table dd {
  margin: 0;
  padding: 16px 18px;
}

.company-table dt {
  background: #f8fafc;
  color: var(--muted);
  font-weight: 900;
}

.contact-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  max-width: none;
  padding-right: max(22px, calc((100vw - 1120px) / 2 + 22px));
  padding-left: max(22px, calc((100vw - 1120px) / 2 + 22px));
  color: var(--surface);
  background: var(--navy);
}

.contact-section p {
  margin: 0;
  color: #d7e3ee;
}

.contact-section h2,
.contact-section .section-label {
  color: var(--surface);
}

.page {
  max-width: 940px;
  background: var(--surface);
}

.page h2 {
  margin-top: 32px;
  color: var(--navy);
  font-size: 1.25rem;
  letter-spacing: 0;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  padding-top: 30px;
  padding-bottom: 42px;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0 0 6px;
}

.footer-name {
  color: var(--navy);
  font-weight: 900;
}

.footer-links {
  min-width: 260px;
}

@media (max-width: 860px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    justify-content: flex-start;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero h1 {
    font-size: 2.35rem;
    white-space: normal;
  }

  .hero-visual {
    max-width: 560px;
  }

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

  .contact-section {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .logo {
    white-space: normal;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .intro h2,
  .section h2,
  .page h1 {
    font-size: 1.55rem;
  }

  .company-table div {
    grid-template-columns: 1fr;
  }

  .company-table dt,
  .company-table dd {
    padding: 13px 15px;
  }
}