.product-notice {
  position: fixed;
  inset: 0 0 auto;
  z-index: 101;
  background: #1D2368;
  color: #FBFCFE;
  padding: 9px 24px;
  text-align: center;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  line-height: 1.7;
}

.product-notice a {
  color: #FBFCFE;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

header.product-site-header {
  position: fixed !important;
  top: 40px !important;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px !important;
  min-height: 72px;
  padding: 0 40px !important;
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  background: #1D2368 !important;
}

header.product-site-header .logo {
  display: block;
  line-height: 1;
}

header.product-site-header .logo img {
  height: 40px !important;
  width: auto;
  vertical-align: middle;
}

header.product-site-header nav {
  display: flex !important;
  align-items: center;
  gap: 22px;
  list-style: none;
}

header.product-site-header nav a {
  color: #FBFCFE !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: none !important;
  font-size: 13px;
  font-weight: 400 !important;
  letter-spacing: 0;
  text-decoration: none;
}

header.product-site-header nav a.current {
  border-bottom: 1px solid #AEBFE0 !important;
  padding-bottom: 3px !important;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #FBFCFE;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  margin: 6px auto;
  background: currentColor;
  transition: transform 0.2s, opacity 0.2s;
}

.breadcrumb {
  margin-top: 112px !important;
}

/* 価格は公式サイト・シリーズカタログともに掲載しない。 */
.price-section {
  display: none !important;
}

footer .footer-nav {
  display: none !important;
}

@media (max-width: 900px) {
  .product-notice { padding: 8px 16px; font-size: 12px; }
  header.product-site-header { padding: 0 16px !important; }
  header.product-site-header .logo img { height: 36px !important; }
  .menu-toggle { display: block; }
  .menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle.is-open span:nth-child(2) { opacity: 0; }
  .menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  header.product-site-header nav {
    display: none !important;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    z-index: 99;
    padding: 12px 16px 20px;
    background: #1D2368;
    border-top: 1px solid rgba(255,255,255,0.12);
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    box-shadow: 0 16px 24px rgba(10,16,62,0.18);
  }
  header.product-site-header nav.is-open { display: flex !important; }
  header.product-site-header nav a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 0 10px !important;
    font-size: 15px;
  }
  header.product-site-header nav a.current { padding-bottom: 0 !important; }
  footer .footer-nav {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 18px;
  }
  footer .footer-nav li { flex: 0 0 auto; }
  footer .footer-nav a {
    display: flex;
    align-items: center;
    min-height: 44px;
    white-space: nowrap;
    padding: 0 2px;
  }
}