:root {
  color-scheme: light;
  --bg: #f5f6f2;
  --surface: #ffffff;
  --surface-soft: #eef4ee;
  --text: #1f241f;
  --muted: #626960;
  --border: #dde4d9;
  --accent: #1f7a4f;
  --accent-2: #8a5a12;
  --link: #1459b8;
  --shadow: 0 18px 45px rgba(32, 39, 30, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #eaf3ec 0, rgba(234, 243, 236, 0) 360px),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.8;
  letter-spacing: 0;
}

a {
  color: var(--link);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.site-shell {
  width: min(100%, 1040px);
  margin: 0 auto;
  padding: 36px 20px 56px;
}

.site-hero {
  padding: 34px 0 28px;
}

.brand-mark {
  display: inline-flex;
  margin: 0 0 16px;
  padding: 6px 12px;
  border: 1px solid rgba(31, 122, 79, 0.18);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
}

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

h1 {
  margin-bottom: 14px;
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.app-section,
.notice-section {
  margin-top: 30px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
}

.section-heading h2,
.notice-section h2 {
  margin-bottom: 0;
  font-size: 1.35rem;
  line-height: 1.35;
}

.section-heading p {
  max-width: 520px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.app-card,
.notice-section {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.app-card {
  display: flex;
  min-height: 236px;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
}

.app-card__header {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 16px;
}

.app-icon {
  display: grid;
  width: 54px;
  height: 54px;
  margin: 0;
  place-items: center;
  border-radius: 12px;
  background: #f7efe0;
  color: var(--accent-2);
  font-size: 1.4rem;
  font-weight: 800;
}

.app-icon--green {
  background: var(--surface-soft);
  color: var(--accent);
}

.app-card h3 {
  margin-bottom: 6px;
  font-size: 1.22rem;
  line-height: 1.42;
}

.app-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.doc-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.doc-links a,
.doc-status {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  border-radius: 8px;
  font-size: 0.94rem;
  font-weight: 700;
}

.doc-links a {
  padding: 9px 14px;
  border: 1px solid rgba(20, 89, 184, 0.22);
  background: #eef4ff;
  color: var(--link);
}

.doc-status {
  padding: 9px 12px;
  border: 1px solid var(--border);
  background: #f7f8f5;
  color: var(--muted);
}

.notice-section {
  padding: 24px;
}

.info-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
}

.info-list div {
  min-width: 0;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fafbf8;
}

.info-list dt {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.info-list dd {
  margin: 4px 0 0;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.site-footer {
  margin-top: 30px;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
}

@media (max-width: 760px) {
  .site-shell {
    padding: 24px 14px 42px;
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
    gap: 6px;
  }

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

  .app-card {
    min-height: 0;
    padding: 20px 16px;
  }
}