:root {
  --site-ink: #172224;
  --site-muted: #5f6c6f;
  --site-soft: #f5f8f8;
  --site-line: #dfe8e8;
  --site-teal: #0f9f9a;
  --site-teal-dark: #087b78;
  --site-shadow: 0 24px 70px rgba(22, 40, 42, 0.12);
}

body.site-page {
  background: #ffffff;
  color: var(--site-ink);
  font-family: "SF Pro Display", "Inter", "Noto Sans JP", system-ui, sans-serif;
}

.site-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.site-topbar {
  border-bottom: 1px solid var(--site-line);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
}

.site-topbar-inner,
.site-footer-inner {
  width: min(92%, 1120px);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-block: 18px;
}

.site-brand {
  color: var(--site-ink);
  font-size: 1.08rem;
  font-weight: 760;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--site-muted);
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--site-ink);
}

.site-main {
  width: min(92%, 1120px);
  margin-inline: auto;
}

.site-hero {
  min-height: min(720px, calc(100vh - 74px));
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: clamp(36px, 7vw, 88px);
  padding-block: clamp(58px, 9vw, 112px);
}

.site-hero.is-single {
  grid-template-columns: minmax(0, 620px);
  justify-content: center;
}

.site-kicker {
  margin-bottom: 14px;
  color: var(--site-teal);
  font-size: 0.82rem;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-hero h1,
.site-page-title h1 {
  margin: 0 0 18px;
  color: var(--site-ink);
  font-size: clamp(2.8rem, 7vw, 6.2rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.site-hero p,
.site-page-title p,
.site-card p,
.site-text p,
.site-notice p,
.site-footer p {
  color: var(--site-muted);
  line-height: 1.72;
}

.site-lede {
  max-width: 660px;
  font-size: clamp(1.08rem, 2vw, 1.28rem);
}

.site-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.site-button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0.82rem 1.24rem;
  border: 1px solid transparent;
  font-weight: 700;
  line-height: 1;
}

.site-button.primary {
  background: var(--site-teal);
  color: #ffffff;
  box-shadow: 0 12px 26px rgba(15, 159, 154, 0.2);
}

.site-button.primary:hover {
  background: var(--site-teal-dark);
  opacity: 1;
}

.site-button.secondary {
  background: #ffffff;
  color: var(--site-ink);
  border-color: var(--site-line);
}

.product-card,
.site-notice {
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: var(--site-soft);
  box-shadow: var(--site-shadow);
}

.product-card img {
  width: 88px;
  height: 88px;
  margin-bottom: 22px;
  border-radius: 20px;
  box-shadow: 0 16px 32px rgba(15, 159, 154, 0.18);
}

.product-card h2 {
  color: var(--site-ink);
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.04;
}

.product-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.site-section {
  padding-block: clamp(58px, 8vw, 96px);
  border-top: 1px solid var(--site-line);
}

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

.site-card {
  padding: 24px;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: #ffffff;
}

.site-card h2,
.site-card h3,
.site-text h2 {
  color: var(--site-ink);
}

.site-page-title {
  max-width: 820px;
  padding-block: clamp(58px, 9vw, 112px) clamp(26px, 5vw, 52px);
}

.site-text {
  max-width: 820px;
  padding-bottom: clamp(70px, 9vw, 112px);
}

.site-text p {
  font-size: 1.08rem;
}

.site-notice {
  max-width: 820px;
  margin-bottom: clamp(70px, 9vw, 112px);
  box-shadow: none;
}

.site-notice ul {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding-left: 1.2rem;
  color: var(--site-muted);
  list-style: disc;
}

.site-footer {
  border-top: 1px solid var(--site-line);
  background: var(--site-soft);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 820px) {
  .site-topbar-inner,
  .site-footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-hero,
  .site-card-grid {
    grid-template-columns: 1fr;
  }

  .site-hero {
    min-height: auto;
  }
}