:root {
  --color-ink: #17202a;
  --color-navy: #12324a;
  --color-navy-deep: #0b2235;
  --color-steel: #4f6677;
  --color-blue: #005bac;
  --color-teal: #0f8f9d;
  --color-paper: #ffffff;
  --color-soft: #f4f7fa;
  --color-line: #dbe3ea;
  --color-gold: #b58a37;
  --shadow-card: 0 14px 34px rgba(18, 50, 74, 0.11);
  color: var(--color-ink);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  letter-spacing: 0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
}

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

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

.site-header {
  align-items: center;
  background: var(--color-navy-deep);
  color: #fff;
  display: flex;
  gap: 28px;
  justify-content: space-between;
  min-height: 76px;
  padding: 14px clamp(18px, 5vw, 64px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  display: flex;
  gap: 12px;
  min-width: 260px;
}

.brand-mark {
  align-items: center;
  background: linear-gradient(135deg, var(--color-blue), var(--color-teal));
  border-radius: 4px;
  display: inline-flex;
  font-weight: 800;
  height: 40px;
  justify-content: center;
  width: 40px;
}

.brand strong,
.footer-brand {
  display: block;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
}

.brand small {
  color: #b8c6d1;
  display: block;
  font-size: 11px;
  margin-top: 2px;
}

.site-header nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.site-header nav a {
  color: #e7eef5;
  font-size: 14px;
  font-weight: 700;
  padding: 8px 0;
}

.hero {
  align-items: center;
  background:
    linear-gradient(90deg, rgba(18, 50, 74, 0.95), rgba(18, 50, 74, 0.78) 42%, rgba(255, 255, 255, 0.2)),
    var(--color-navy);
  color: #fff;
  display: grid;
  gap: clamp(24px, 4vw, 58px);
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  min-height: 620px;
  padding: clamp(44px, 8vw, 92px) clamp(18px, 5vw, 72px);
}

.hero-copy {
  max-width: 660px;
}

.eyebrow {
  color: var(--color-blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  margin: 0 0 14px;
}

.hero .eyebrow,
.cta-band .eyebrow {
  color: #9fd8ff;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.18;
  margin: 0;
}

h2 {
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.32;
  margin: 0 0 18px;
}

h3 {
  font-size: 20px;
  line-height: 1.4;
  margin: 0 0 10px;
}

p {
  line-height: 1.85;
}

.hero-copy p {
  color: #e4edf4;
  font-size: 17px;
  margin: 24px 0 0;
}

.hero-media {
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.28);
  overflow: hidden;
}

.hero-media img {
  aspect-ratio: 16 / 10;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  align-items: center;
  border: 1px solid var(--color-line);
  border-radius: 4px;
  color: var(--color-navy);
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
}

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

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

.section,
.page-hero,
.cta-band {
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 72px);
}

.section {
  max-width: 1280px;
  margin: 0 auto;
}

.section.soft {
  background: var(--color-soft);
  max-width: none;
}

.section.soft > * {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}

.section-heading {
  margin-bottom: 34px;
  max-width: 820px;
}

.section-heading p:last-child {
  color: var(--color-steel);
}

.category-grid,
.product-grid,
.proof-grid {
  display: grid;
  gap: 18px;
}

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

.category-card,
.product-card,
.form-card,
.contact-aside,
.table-panel,
.location-card,
.notes,
.thanks-panel {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 6px;
}

.category-card {
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.category-card img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.category-card div,
.product-card,
.form-card,
.contact-aside,
.table-panel,
.location-card,
.notes {
  padding: 24px;
}

.split-section,
.two-column,
.thanks-panel {
  align-items: center;
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.86fr);
}

.feature-image,
.image-panel > img,
.detail-product-image,
.thanks-panel img {
  border-radius: 6px;
  box-shadow: var(--shadow-card);
  object-fit: cover;
  width: 100%;
}

.feature-image {
  aspect-ratio: 4 / 3;
}

.proof-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.proof-grid div {
  border-left: 4px solid var(--color-blue);
  background: var(--color-soft);
  padding: 18px;
}

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

.proof-grid strong {
  color: var(--color-navy);
  font-size: 20px;
}

.proof-grid span {
  color: var(--color-steel);
  font-size: 13px;
  margin-top: 4px;
}

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

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

.product-category {
  color: var(--color-blue);
  font-size: 12px;
  font-weight: 800;
  margin: 0 0 10px;
}

.product-card dl {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.product-card dl div {
  border-top: 1px solid var(--color-line);
  padding-top: 10px;
}

.product-card dt {
  color: var(--color-steel);
  font-size: 12px;
  font-weight: 800;
}

.product-card dd {
  line-height: 1.65;
  margin: 4px 0 0;
}

.page-hero {
  background: linear-gradient(135deg, var(--color-navy-deep), var(--color-navy));
  color: #fff;
}

.page-hero p:last-child {
  color: #d7e4ef;
  max-width: 760px;
}

.info-table,
.spec-table {
  border-collapse: collapse;
  width: 100%;
}

.info-table th,
.info-table td,
.spec-table th,
.spec-table td {
  border-bottom: 1px solid var(--color-line);
  padding: 16px;
  text-align: left;
  vertical-align: top;
}

.info-table th,
.spec-table th {
  background: var(--color-soft);
  color: var(--color-navy);
  font-weight: 800;
  width: 180px;
}

.info-table p {
  margin: 0 0 8px;
}

.image-panel {
  display: grid;
  gap: 16px;
}

.timeline {
  display: grid;
  gap: 0;
}

.timeline-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  border-top: 1px solid var(--color-line);
  padding: 18px 0;
}

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

.timeline-row p {
  margin: 0;
}

.anchor-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.anchor-tabs a {
  background: var(--color-soft);
  border: 1px solid var(--color-line);
  border-radius: 4px;
  color: var(--color-navy);
  font-weight: 800;
  padding: 10px 14px;
}

.detail-layout {
  align-items: start;
}

.detail-product-image {
  aspect-ratio: 4 / 3;
  max-height: 360px;
}

.spec-scroll {
  overflow-x: auto;
}

.spec-table {
  min-width: 680px;
  background: #fff;
}

.notes {
  margin-bottom: 50px;
}

.notes ol {
  margin: 0;
  padding-left: 22px;
}

.notes li {
  line-height: 1.8;
  margin: 8px 0;
}

.contact-layout {
  align-items: start;
}

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

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

label {
  color: var(--color-navy);
  display: block;
  font-weight: 800;
  margin-bottom: 8px;
}

.required {
  background: var(--color-blue);
  border-radius: 3px;
  color: #fff;
  font-size: 11px;
  margin-left: 8px;
  padding: 2px 6px;
}

input,
textarea {
  border: 1px solid var(--color-line);
  border-radius: 4px;
  font: inherit;
  min-height: 48px;
  padding: 12px;
  width: 100%;
}

textarea {
  min-height: 170px;
  resize: vertical;
}

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

.contact-aside {
  background: var(--color-navy);
  color: #fff;
}

.contact-aside h2,
.contact-aside h3 {
  color: #fff;
}

.contact-aside .tel {
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.1;
}

.contact-aside p {
  color: #dce8f1;
}

.contact-aside hr {
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  margin: 24px 0;
}

.summary-list {
  display: grid;
  gap: 0;
}

.summary-row {
  border-bottom: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  padding: 16px 0;
}

.summary-row dt {
  color: var(--color-navy);
  font-weight: 800;
}

.summary-row dd {
  line-height: 1.7;
  margin: 0;
}

.thanks-panel {
  max-width: 1080px;
}

.thanks-panel img {
  aspect-ratio: 4 / 3;
}

.cta-band {
  align-items: center;
  background: linear-gradient(135deg, var(--color-navy-deep), var(--color-navy));
  color: #fff;
  display: flex;
  gap: 28px;
  justify-content: space-between;
}

.cta-band div {
  max-width: 760px;
}

.cta-band p {
  color: #d7e4ef;
}

.site-footer {
  background: #081a29;
  color: #dbe7f0;
  padding: 44px clamp(18px, 5vw, 72px) 26px;
}

.footer-grid {
  display: flex;
  gap: 28px;
  justify-content: space-between;
}

.site-footer nav a {
  color: #fff;
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  color: #9fb2c1;
  font-size: 13px;
  margin: 30px 0 0;
  padding-top: 18px;
}

@media (max-width: 980px) {
  .site-header,
  .footer-grid,
  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-header nav {
    width: 100%;
  }

  .hero,
  .split-section,
  .two-column,
  .thanks-panel {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .brand {
    min-width: 0;
  }

  .brand strong {
    font-size: 14px;
  }

  .hero {
    min-height: auto;
  }

  .category-grid,
  .product-grid,
  .proof-grid,
  .field-grid,
  .summary-row,
  .timeline-row {
    grid-template-columns: 1fr;
  }

  .info-table th,
  .info-table td {
    display: block;
    width: 100%;
  }

  .button {
    width: 100%;
  }
}