:root {
  --color-primary: #1e5c91;
  --color-primary-bright: #2c87d5;
  --color-navy: #0e2433;
  --color-ink: #16212a;
  --color-muted: #5c6b76;
  --color-paper: #ffffff;
  --color-soft-panel: #f0f5fb;
  --color-line: #dbe5f1;
  --color-cta: #0068b7;
  --shadow-card: 0 10px 28px rgba(14, 36, 51, 0.08);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  color: var(--color-ink);
  background: var(--color-paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-ink);
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: 0;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: #fff;
  box-shadow: 0 4px 18px rgba(14, 36, 51, 0.08);
}

.header-top,
.global-nav,
.section,
.footer-grid,
.footer-cta {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  gap: 24px;
}

.logo-link img {
  width: min(263px, 52vw);
  height: auto;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-phone {
  font-weight: 700;
  color: var(--color-primary);
  text-align: right;
}

.header-phone span {
  display: block;
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
}

.global-nav {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  overflow: hidden;
  border-radius: 8px 8px 0 0;
  background: var(--color-primary);
}

.global-nav a {
  display: grid;
  min-height: 54px;
  place-items: center;
  padding: 8px 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.16);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.3;
}

.button.primary {
  border-color: var(--color-cta);
  background: var(--color-cta);
  color: #fff;
}

.button.ghost {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.button.light {
  border-color: #fff;
  background: #fff;
  color: var(--color-primary);
}

.home-hero,
.page-hero {
  position: relative;
  min-height: 620px;
  isolation: isolate;
  overflow: hidden;
  background: var(--color-navy);
}

.page-hero {
  min-height: 360px;
}

.home-hero::after,
.page-hero::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(7, 25, 38, 0.88), rgba(7, 25, 38, 0.62) 42%, rgba(7, 25, 38, 0.12));
  content: "";
}

.home-hero img,
.page-hero img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-hero-content,
.page-hero-content {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
  padding: 126px 0 90px;
  color: #fff;
}

.page-hero-content {
  padding-top: 92px;
}

.home-hero h1,
.page-hero h1 {
  max-width: 720px;
  margin-bottom: 20px;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.2;
}

.home-hero p,
.page-hero p {
  max-width: 620px;
  font-size: 17px;
}

.eyebrow {
  margin-bottom: 10px;
  color: var(--color-primary-bright);
  font-family: "Arial", sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.home-hero .eyebrow,
.page-hero .eyebrow {
  color: #bfe1ff;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1180px, calc(100% - 40px));
  margin: -44px auto 0;
  position: relative;
  z-index: 3;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow-card);
}

.proof-strip div {
  min-height: 88px;
  padding: 20px 22px;
  background: #fff;
  border-left: 1px solid var(--color-line);
}

.proof-strip span,
.proof-strip strong {
  display: block;
}

.proof-strip span {
  color: var(--color-muted);
  font-size: 13px;
}

.proof-strip strong {
  color: var(--color-primary);
  font-size: 18px;
}

.section {
  padding-block: 88px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  align-items: center;
  gap: 54px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.25;
}

.section-heading p {
  color: var(--color-muted);
}

.rounded-media,
.portrait-media {
  width: 100%;
  border-radius: 8px;
  box-shadow: var(--shadow-card);
  object-fit: cover;
}

.rounded-media {
  aspect-ratio: 4 / 3;
}

.portrait-media {
  max-height: 640px;
}

.card-grid,
.compact-grid,
.feature-grid,
.group-grid {
  display: grid;
  gap: 24px;
}

.card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.compact-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card,
.white-card,
.number-card,
.group-card,
.form-panel,
.contact-aside,
.thanks-panel,
.article-body {
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow-card);
}

.service-card {
  min-height: 290px;
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.service-card.current {
  border-color: var(--color-primary-bright);
  background: var(--color-soft-panel);
}

.service-card h3,
.white-card h3,
.number-card h3 {
  font-size: 20px;
  line-height: 1.45;
}

.service-card p,
.white-card p,
.number-card p,
.group-card p {
  color: var(--color-muted);
}

.service-card a {
  margin-top: auto;
  color: var(--color-primary);
  font-weight: 800;
}

.card-number,
.number-card span,
.flow-card span {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--color-primary-bright);
  font-family: Arial, sans-serif;
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
}

.feature-preview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-bottom: 28px;
}

.feature-preview article,
.number-card {
  overflow: hidden;
}

.feature-preview article {
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: #fff;
}

.feature-preview img,
.number-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.feature-preview article > span,
.feature-preview h3,
.feature-preview p,
.number-card > span,
.number-card h3,
.number-card p {
  margin-inline: 24px;
}

.feature-preview article > span,
.number-card > span {
  margin-top: 24px;
}

.blue-panel {
  width: 100%;
  max-width: none;
  padding-inline: max(20px, calc((100% - 1180px) / 2));
  background: linear-gradient(135deg, #103f68, #1e5c91);
  color: #fff;
}

.blue-panel .section-heading p,
.blue-panel .white-card p {
  color: rgba(255, 255, 255, 0.78);
}

.blue-panel .eyebrow {
  color: #bfe1ff;
}

.blue-panel .white-card {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
}

.news-row {
  display: grid;
  grid-template-columns: 0.6fr 1fr;
  align-items: center;
  gap: 40px;
}

.news-link {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 24px;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-ink);
}

.news-link time {
  color: var(--color-primary);
  font-weight: 800;
}

.cta-band {
  width: min(1180px, calc(100% - 40px));
  margin: 24px auto 96px;
  padding: 38px 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-navy), var(--color-primary));
  color: #fff;
}

.cta-band .eyebrow {
  color: #bfe1ff;
}

.flow-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.flow-grid .section-heading {
  grid-column: 1 / -1;
}

.flow-card,
.caution {
  padding: 30px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-soft-panel);
}

.caution {
  border-left: 6px solid var(--color-primary);
}

.overview-table {
  border-top: 1px solid var(--color-line);
}

.overview-table div {
  display: grid;
  grid-template-columns: 220px 1fr;
  border-bottom: 1px solid var(--color-line);
}

.overview-table dt,
.overview-table dd {
  margin: 0;
  padding: 18px 20px;
}

.overview-table dt {
  background: var(--color-soft-panel);
  color: var(--color-primary);
  font-weight: 800;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-line);
}

.timeline div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  padding: 18px;
  background: #fff;
}

.timeline time {
  color: var(--color-primary);
  font-weight: 800;
}

.check-list {
  padding-left: 1.2em;
}

.group-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.group-card {
  overflow: hidden;
}

.group-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.group-card div {
  padding: 24px;
}

.group-card dl {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 8px 12px;
  margin: 0;
  font-size: 13px;
}

.group-card dt {
  color: var(--color-primary);
  font-weight: 800;
}

.group-card dd {
  margin: 0;
}

.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  align-items: start;
}

.form-panel,
.contact-aside,
.thanks-panel,
.article-body {
  padding: 34px;
}

.form-panel.narrow,
.thanks-panel,
.article-body {
  max-width: 860px;
}

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

.field.full {
  grid-column: 1 / -1;
}

.field label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  font-weight: 800;
}

.required {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  padding: 12px 14px;
  font: inherit;
  background: #fff;
}

textarea {
  min-height: 160px;
  resize: vertical;
}

.form-help,
.empty-summary {
  color: var(--color-muted);
  font-size: 13px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.contact-aside img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 24px;
}

.big-phone {
  display: block;
  margin-bottom: 12px;
  color: var(--color-primary);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.2;
}

.caution-mini {
  margin-top: 18px;
  padding: 16px;
  border-left: 4px solid var(--color-primary);
  background: var(--color-soft-panel);
  font-weight: 700;
}

.summary-list {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-line);
}

.summary-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  background: #fff;
}

.summary-row dt,
.summary-row dd {
  margin: 0;
  padding: 16px;
}

.summary-row dt {
  color: var(--color-primary);
  font-weight: 800;
  background: var(--color-soft-panel);
}

.site-footer {
  padding: 0 0 28px;
  background: var(--color-navy);
  color: #fff;
}

.footer-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 48px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.footer-cta .eyebrow {
  color: #bfe1ff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  padding: 42px 0 20px;
}

.footer-logo {
  width: 220px;
  padding: 8px;
  margin-bottom: 18px;
  background: #fff;
  border-radius: 4px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 22px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.86);
}

.copyright {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
}

@media (max-width: 980px) {
  .header-top {
    min-height: 72px;
  }

  .header-actions {
    display: none;
  }

  .global-nav {
    width: 100%;
    grid-template-columns: repeat(4, 1fr);
    border-radius: 0;
  }

  .proof-strip,
  .card-grid,
  .compact-grid,
  .feature-grid,
  .feature-preview,
  .group-grid,
  .footer-grid,
  .form-layout,
  .split {
    grid-template-columns: 1fr 1fr;
  }

  .home-hero,
  .page-hero {
    min-height: 500px;
  }
}

@media (max-width: 680px) {
  .header-top,
  .section,
  .footer-grid,
  .footer-cta,
  .home-hero-content,
  .page-hero-content,
  .proof-strip,
  .cta-band {
    width: min(100% - 28px, 1180px);
  }

  .global-nav {
    grid-template-columns: repeat(2, 1fr);
  }

  .global-nav a {
    min-height: 46px;
    font-size: 12px;
  }

  .home-hero,
  .page-hero {
    min-height: 520px;
  }

  .home-hero-content,
  .page-hero-content {
    padding-top: 84px;
  }

  .proof-strip,
  .card-grid,
  .compact-grid,
  .feature-grid,
  .feature-preview,
  .group-grid,
  .footer-grid,
  .form-layout,
  .split,
  .flow-grid,
  .news-row,
  .field-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .section {
    padding-block: 56px;
  }

  .proof-strip {
    margin-top: 0;
  }

  .cta-band,
  .footer-cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .overview-table div,
  .timeline div,
  .summary-row {
    grid-template-columns: 1fr;
  }

  .form-panel,
  .contact-aside,
  .thanks-panel,
  .article-body {
    padding: 24px;
  }
}