/* === v2 Clinical Elegance === */

body {
  background: var(--ac-bg-primary);
  color: var(--ac-text-primary);
  font-family: var(--ac-font-body);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ac-navy);
  text-decoration: none;
  transition: var(--ac-transition);
}

/* --- ナビゲーション（既存header.phpのクラス名に対応） --- */
.site-header {
  background: var(--ac-bg-primary);
  border-bottom: 1px solid var(--ac-border);
}

.header-inner {
  max-width: var(--ac-content-max);
  margin: 0 auto;
  padding: 20px 32px;
}

.site-logo {
  font-family: var(--ac-font-display);
  font-size: 18px;
  font-weight: 500;
  color: var(--ac-navy);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-link {
  font-size: 12px;
  color: var(--ac-text-secondary);
  letter-spacing: 0.5px;
  transition: var(--ac-transition);
}

.nav-link:hover {
  color: var(--ac-navy);
}

.nav-register-link {
  background: var(--ac-navy);
  color: #fff !important;
  padding: 8px 20px;
  font-size: 11px;
  letter-spacing: 1px;
}

.nav-register-link:hover {
  background: var(--ac-navy-hover);
  color: #fff !important;
}

.nav-dropdown {
  background: var(--ac-bg-primary);
  border: 1px solid var(--ac-border);
}

.nav-dropdown-link {
  color: var(--ac-text-secondary);
}

.nav-dropdown-link:hover {
  color: var(--ac-navy);
  background: var(--ac-navy-light);
}

.nav-logout-btn {
  color: var(--ac-text-secondary);
}

.nav-logout-btn:hover {
  color: var(--ac-navy);
}

.cart-badge {
  background: var(--ac-navy);
  color: #fff;
}

.hamburger-line {
  background: var(--ac-text-secondary);
}

/* --- ヒーローセクション --- */
.hero {
  padding: 80px 32px 64px;
  text-align: center;
  background: var(--ac-bg-hero);
}

.hero .tag {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ac-text-muted);
  margin-bottom: 20px;
}

.hero h1,
.hero .hero-title {
  font-family: var(--ac-font-display);
  font-size: 34px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--ac-navy);
  margin-bottom: 16px;
}

.hero p,
.hero .hero-subtitle {
  font-size: 13px;
  line-height: 2;
  color: var(--ac-text-secondary);
  max-width: 480px;
  margin: 0 auto 32px;
}

.hero .hero-divider {
  width: 48px;
  height: 1px;
  background: var(--ac-navy);
  margin: 0 auto 32px;
}

.hero .hero-cta {
  display: inline-block;
  padding: 14px 40px;
  background: var(--ac-navy);
  color: #fff;
  font-size: 11px;
  letter-spacing: 2px;
  font-family: var(--ac-font-body);
  font-weight: 400;
  border: none;
  cursor: pointer;
  transition: var(--ac-transition);
}

.hero .hero-cta:hover {
  background: var(--ac-navy-hover);
  color: #fff;
}

/* --- ボタン（共通） --- */
.btn-primary {
  display: inline-block;
  padding: 14px 40px;
  background: var(--ac-navy);
  color: #fff;
  font-size: 11px;
  letter-spacing: 2px;
  font-family: var(--ac-font-body);
  font-weight: 400;
  border: none;
  cursor: pointer;
  transition: var(--ac-transition);
}

.btn-primary:hover {
  background: var(--ac-navy-hover);
  color: #fff;
}

.btn-ghost {
  display: inline-block;
  padding: 12px 32px;
  border: 1px solid var(--ac-border);
  color: var(--ac-text-secondary);
  font-size: 11px;
  letter-spacing: 1px;
  background: transparent;
  cursor: pointer;
  transition: var(--ac-transition);
  font-family: var(--ac-font-body);
}

.btn-ghost:hover {
  border-color: var(--ac-navy);
  color: var(--ac-navy);
}

/* --- セクション共通 --- */
.section-label {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ac-text-muted);
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 20px;
  font-weight: 500;
  color: var(--ac-navy);
  margin-bottom: 32px;
}

.section-divider {
  height: 1px;
  background: var(--ac-divider);
  border: none;
  margin: 0;
  max-width: var(--ac-content-max);
  margin-left: auto;
  margin-right: auto;
}

/* --- ストーリーセクション --- */
.story-section {
  padding: var(--ac-section-padding);
  text-align: center;
  background: var(--ac-bg-primary);
}

.story-section .inner {
  max-width: 600px;
  margin: 0 auto;
}

.story-section h2 {
  font-size: 18px;
  font-weight: 500;
  color: var(--ac-navy);
  margin-bottom: 24px;
  line-height: 1.8;
}

.story-section .story-line {
  width: 40px;
  height: 1px;
  background: var(--ac-navy);
  margin: 0 auto 24px;
}

.story-section p {
  font-size: 13px;
  line-height: 2.2;
  color: var(--ac-text-secondary);
}

.story-section p + p {
  margin-top: 16px;
}

.story-section em {
  font-style: italic;
  color: var(--ac-navy);
  font-family: var(--ac-font-display);
  font-size: 15px;
  font-weight: 500;
}

/* --- カテゴリカード --- */
.category-section {
  padding: var(--ac-section-padding);
  background: var(--ac-bg-secondary);
}

.category-section .inner {
  max-width: var(--ac-content-max);
  margin: 0 auto;
}

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

.category-card {
  background: var(--ac-bg-primary);
  border: 1px solid var(--ac-border);
  padding: 28px 24px;
  display: block;
  text-decoration: none;
  color: inherit;
  transition: var(--ac-transition);
}

.category-card:hover {
  border-color: var(--ac-navy);
  box-shadow: 0 2px 12px var(--ac-navy-light);
}

.category-card .icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f0eeea;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--ac-navy);
  transition: var(--ac-transition);
}

.category-card:hover .icon {
  background: var(--ac-navy);
  color: #fff;
}

.category-card .name {
  font-size: 13px;
  font-weight: 500;
  color: var(--ac-navy);
  margin-bottom: 4px;
}

.category-card .name-en {
  font-family: var(--ac-font-display);
  font-size: 11px;
  color: var(--ac-text-hint);
  letter-spacing: 1px;
  margin-bottom: 10px;
  font-style: italic;
}

.category-card .desc {
  font-size: 11.5px;
  line-height: 1.8;
  color: var(--ac-text-muted);
}

/* --- 商品カード --- */
.products-section {
  padding: var(--ac-section-padding);
  background: var(--ac-bg-primary);
}

.products-section .inner {
  max-width: var(--ac-content-max);
  margin: 0 auto;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.product-card {
  background: var(--ac-bg-primary);
  border: 1px solid var(--ac-border);
  overflow: hidden;
  transition: var(--ac-transition);
  text-decoration: none;
  display: block;
  color: inherit;
}

.product-card:hover {
  border-color: var(--ac-navy);
  box-shadow: 0 2px 12px var(--ac-navy-light);
}

.product-card .img-wrapper {
  height: 200px;
  background: var(--ac-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-card .img-wrapper img {
  max-height: 160px;
  max-width: 80%;
  object-fit: contain;
}

.product-card .img-wrapper .product-initials {
  font-family: var(--ac-font-display);
  font-size: 28px;
  color: var(--ac-text-hint);
  letter-spacing: 2px;
}

.product-card .body {
  padding: 20px;
}

.product-card .badge {
  display: inline-block;
  font-size: 9px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  background: var(--ac-navy);
  padding: 3px 10px;
  margin-bottom: 10px;
}

.product-card .name {
  font-size: 13px;
  font-weight: 500;
  color: var(--ac-navy);
  margin-bottom: 6px;
  line-height: 1.5;
}

.product-card .desc {
  font-size: 11px;
  line-height: 1.8;
  color: var(--ac-text-muted);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card .price {
  font-size: 11px;
  color: var(--ac-text-hint);
  letter-spacing: 0.5px;
}

.products-more {
  display: block;
  text-align: center;
  margin-top: 24px;
  font-size: 12px;
  color: var(--ac-navy);
  letter-spacing: 0.5px;
  text-decoration: none;
  padding: 10px;
  border: 1px solid var(--ac-border);
  transition: var(--ac-transition);
}

.products-more:hover {
  border-color: var(--ac-navy);
  background: var(--ac-bg-secondary);
}

/* --- 信頼セクション --- */
.trust-section {
  padding: 56px 32px;
  background: var(--ac-bg-secondary);
  text-align: center;
}

.trust-section .inner {
  max-width: 800px;
  margin: 0 auto;
}

.trust-items {
  display: flex;
  justify-content: center;
  gap: 56px;
  margin-top: 28px;
}

.trust-item .icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--ac-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
  font-size: 14px;
  color: var(--ac-navy);
}

.trust-item .label {
  font-size: 12px;
  font-weight: 500;
  color: var(--ac-navy);
  margin-bottom: 2px;
}

.trust-item .desc {
  font-size: 10px;
  color: var(--ac-text-muted);
  line-height: 1.6;
}

/* --- CTAセクション --- */
.cta-section {
  padding: 56px 32px;
  text-align: center;
  background: var(--ac-bg-primary);
  border-top: 1px solid var(--ac-border);
}

.cta-section h2 {
  font-size: 18px;
  font-weight: 500;
  color: var(--ac-navy);
  margin-bottom: 12px;
}

.cta-section p {
  font-size: 12px;
  color: var(--ac-text-muted);
  margin-bottom: 24px;
  line-height: 1.8;
}

.cta-section .cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- FAXモーダルボタン v2 --- */
.fax-order-btn {
  display: inline-block;
  margin-top: 12px;
  background: transparent;
  color: var(--ac-text-secondary);
  border: 1px solid var(--ac-border);
  font-size: 11px;
  letter-spacing: 1px;
  padding: 12px 32px;
  cursor: pointer;
  transition: var(--ac-transition);
  font-family: var(--ac-font-body);
}

.fax-order-btn:hover {
  border-color: var(--ac-navy);
  color: var(--ac-navy);
  background: transparent;
}

/* --- フッター（既存footer.phpのクラス名に対応） --- */
.site-footer {
  background: var(--ac-navy);
  border-top: none;
}

.footer-inner {
  max-width: var(--ac-content-max);
  margin: 0 auto;
  padding: 36px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--ac-font-display);
  font-size: 16px;
  color: #fff;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.footer-company {
  font-size: 10px;
  color: rgba(255,255,255,0.5);
}

.footer-description {
  font-size: 9px;
  color: rgba(255,255,255,0.3);
}

.footer-nav a,
.footer-nav-list a {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
}

.footer-nav a:hover,
.footer-nav-list a:hover {
  color: #fff;
}

.footer-bottom {
  background: var(--ac-navy);
  border-top: none;
  padding: 0 32px 20px;
  text-align: center;
  max-width: var(--ac-content-max);
  margin: 0 auto;
}

.copyright {
  font-size: 9px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.5px;
}

/* --- Flash message --- */
.flash-message {
  background: var(--ac-bg-secondary);
  color: var(--ac-text-primary);
  border: 1px solid var(--ac-border);
}

/* --- スクロールアニメーション --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-children .fade-up:nth-child(1) { transition-delay: 0s; }
.stagger-children .fade-up:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .fade-up:nth-child(3) { transition-delay: 0.2s; }
.stagger-children .fade-up:nth-child(4) { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .fade-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --- レスポンシブ --- */
@media (max-width: 768px) {
  .hero h1,
  .hero .hero-title { font-size: 26px; }
  .category-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .trust-items { flex-wrap: wrap; gap: 24px; }
  .footer-inner { flex-direction: column; gap: 20px; text-align: center; }
}

@media (max-width: 480px) {
  .hero { padding: 48px 20px 40px; }
  .hero h1,
  .hero .hero-title { font-size: 22px; }
}