:root {
  --bg: #f7fafc;
  --surface: #ffffff;
  --ink: #17242d;
  --muted: #6d7c87;
  --line: #dbe5ea;
  --primary: #1fb7b0;
  --primary-dark: #168c87;
  --accent: #8bc34a;
  --shadow: 0 20px 60px rgba(45,72,86,.10);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 8%, rgba(31,183,176,.10), transparent 30%),
    radial-gradient(circle at 90% 14%, rgba(139,195,74,.08), transparent 28%),
    linear-gradient(180deg, #fbfdfe 0%, var(--bg) 100%);
  font-family: YakuHanJP, Inter, "Helvetica Neue", Arial, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif;
}

.site-header,
.site-footer,
main {
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: white;
  background: linear-gradient(135deg, var(--primary), #53d8d1);
  font-size: 11px;
}

.header-meta {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .14em;
}

.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 64px;
  align-items: center;
  padding: 72px 0 68px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--primary);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .18em;
}

.hero h1,
.section-heading h2,
.philosophy-section h2,
.cta-section h2 {
  margin: 0;
  letter-spacing: -.05em;
  font-weight: 800;
}

.hero h1 {
  font-size: clamp(54px, 6.2vw, 88px);
  line-height: 1.08;
}

.hero h1 span { color: var(--primary); }

.lead,
.section-heading p,
.philosophy-section p,
.cta-section p {
  color: var(--muted);
  line-height: 1.9;
}

.lead {
  max-width: 660px;
  margin: 28px 0 0;
  font-size: 17px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.hero-actions p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.button {
  min-width: 200px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 15px 20px;
  border-radius: 12px;
  color: white;
  text-decoration: none;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #39cfc7);
  box-shadow: 0 12px 32px rgba(31,183,176,.22);
  transition: transform .18s ease;
}

.button:hover { transform: translateY(-2px); }

.route-card {
  width: min(100%, 500px);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.86);
  box-shadow: var(--shadow);
}

.visual-label {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: .16em;
}

.route {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.route-step {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: white;
}

.route-step.active {
  border-color: rgba(31,183,176,.35);
  background: #eefafa;
}

.route-step > span {
  color: var(--primary);
  font-size: 11px;
}

.route-step strong {
  display: block;
  margin-bottom: 5px;
}

.route-step small { color: var(--muted); }

.route i {
  justify-self: center;
  color: var(--muted);
  font-style: normal;
}

.apps-section,
.guide-section,
.philosophy-section,
.cta-section {
  padding: 84px 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 32px;
}

.section-heading h2,
.philosophy-section h2,
.cta-section h2 {
  font-size: clamp(38px, 4.6vw, 62px);
}

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

.app-card,
.guide-card {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.app-card {
  min-height: 480px;
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: white;
  box-shadow: 0 16px 44px rgba(45,72,86,.07);
}

.app-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-number {
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.app-type {
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--primary-dark);
  background: rgba(31,183,176,.09);
  font-size: 10px;
  font-weight: 800;
}

.app-card h3 {
  margin: 28px 0 14px;
  font-size: 28px;
  line-height: 1.4;
  letter-spacing: -.03em;
}

.app-card > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.app-card ul {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.app-card li {
  padding: 10px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.6;
}

.app-card li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--primary);
  font-weight: 800;
}

.app-link {
  margin-top: auto;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  color: var(--primary-dark);
  text-decoration: none;
  font-weight: 800;
}

.app-link > span,
.guide-card-link-label > span {
  display: inline-block;
  transition: transform .18s ease;
}

.guide-section {
  border-top: 1px solid var(--line);
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 16px;
}

.guide-card {
  display: block;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: white;
}

.guide-card > span {
  color: var(--primary);
  font-size: 9px;
  letter-spacing: .16em;
  font-weight: 800;
}

.guide-card h3 {
  margin: 18px 0 10px;
  font-size: 23px;
  line-height: 1.45;
}

.guide-card p {
  color: var(--muted);
  line-height: 1.75;
}

.guide-card-link-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary-dark);
  font-weight: 800;
}

.app-card:hover,
.guide-card:hover {
  transform: translateY(-4px);
  border-color: rgba(31,183,176,.42);
  box-shadow: 0 20px 52px rgba(45,72,86,.12);
}

.app-card:hover .app-link > span,
.guide-card:hover .guide-card-link-label > span {
  transform: translateX(4px);
}

.app-card:focus-visible,
.guide-card:focus-visible {
  border-color: rgba(31,183,176,.66);
  outline: 3px solid rgba(31,183,176,.34);
  outline-offset: 4px;
}

.app-card:active,
.guide-card:active {
  transform: translateY(-1px);
}

.philosophy-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 54px;
  align-items: center;
  border-top: 1px solid var(--line);
}

.philosophy-points {
  display: grid;
  gap: 12px;
}

.philosophy-points div {
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: white;
}

.philosophy-points strong {
  color: var(--primary-dark);
}

.philosophy-points span {
  color: var(--muted);
}

.cta-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  border-top: 1px solid var(--line);
}

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

.cta-link {
  flex: 0 0 auto;
  min-width: 240px;
  display: inline-flex;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 18px;
  color: #233214;
  text-decoration: none;
  font-weight: 800;
  border-radius: 12px;
  background: var(--accent);
}

.site-footer {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .14em;
}

.footer-separator { margin: 0 8px; }

.site-footer a {
  color: var(--muted);
  text-underline-offset: 3px;
}

@media (max-width: 980px) {
  .hero,
  .philosophy-section {
    grid-template-columns: 1fr;
  }

  .app-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  .site-header,
  .site-footer,
  main {
    width: min(100% - 24px, 1220px);
  }

  .header-meta { display: none; }
  .hero h1 { font-size: 48px; }

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

  .cta-link { width: 100%; }

  .philosophy-points div {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 6px;
  }
}


/* v8: portal information architecture and metadata assets */

.category-route {
  gap: 12px;
}

.category-step {
  grid-template-columns: 42px 1fr 34px;
  color: var(--ink);
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.category-step:hover {
  transform: translateY(-2px);
  border-color: rgba(31,183,176,.42);
  background: #f4fbfb;
}

.category-step b {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  color: var(--primary-dark);
  background: rgba(31,183,176,.10);
  font-size: 11px;
}

.route-note {
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.category-block {
  padding: 42px 0 24px;
  scroll-margin-top: 20px;
}

.category-block + .category-block {
  margin-top: 32px;
  border-top: 1px solid var(--line);
}

.category-heading {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: start;
  max-width: 850px;
  margin-bottom: 24px;
}

.category-heading > span {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  color: white;
  background: linear-gradient(135deg, var(--primary), #53d8d1);
  font-size: 12px;
  font-weight: 800;
}

.category-heading h3,
.action-path h3,
.about-apps-section h2 {
  margin: 0;
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.25;
  letter-spacing: -.04em;
}

.category-heading p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.action-path {
  margin-top: 60px;
  padding: 34px;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 34px;
  align-items: center;
  border: 1px solid rgba(139,195,74,.28);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #f7fbe9, #ffffff);
  scroll-margin-top: 20px;
}

.action-path p {
  color: var(--muted);
  line-height: 1.8;
}

.action-path-items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px;
}

.action-path-items span {
  padding: 14px;
  border: 1px solid rgba(139,195,74,.28);
  border-radius: 12px;
  background: rgba(255,255,255,.8);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.about-apps-section {
  padding: 74px 0;
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 54px;
  align-items: start;
  border-top: 1px solid var(--line);
}

.about-apps-section p {
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.9;
}

.footer-note {
  flex-basis: 100%;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0;
  line-height: 1.7;
}

.site-footer {
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 20px 0;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(31,183,176,.34);
  outline-offset: 4px;
}

@media (max-width: 980px) {
  .action-path,
  .about-apps-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .category-heading {
    grid-template-columns: 44px 1fr;
  }

  .category-heading > span {
    width: 40px;
    height: 40px;
    border-radius: 13px;
  }

  .category-step {
    grid-template-columns: 38px 1fr 30px;
    padding: 15px;
  }

  .action-path {
    padding: 24px;
  }

  .action-path-items {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-card,
  .guide-card,
  .app-link > span,
  .guide-card-link-label > span {
    transition: none;
  }

  .app-card:hover,
  .guide-card:hover,
  .app-card:active,
  .guide-card:active,
  .app-card:hover .app-link > span,
  .guide-card:hover .guide-card-link-label > span {
    transform: none;
  }
}

/*
 * Yaku Han JP v4.1.1
 * 約物のみを半角相当に整えるWebフォント。
 * 通常の日本語文字は後続のシステムフォントで表示されます。
 */