/* ============================
   Eurea Shared Components
   ============================ */

/* --- Skip to Content (Accessibility) --- */
.skip-to-content {
  position: fixed;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--primary);
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  z-index: 9999;
  text-decoration: none;
  transition: top 0.2s;
}

.skip-to-content:focus {
  top: 0;
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* --- Header --- */
body {
  padding-top: 60px;
}

@media (min-width: 768px) {
  body {
    padding-top: 60px;
  }
}

/* Utility classes */
.pc-only {
  display: none;
}

.sp-only {
  display: flex;
}

@media (min-width: 768px) {
  .pc-only {
    display: flex;
  }

  .sp-only {
    display: none;
  }
}

/* Site Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  background: transparent;
  transition: background 0.4s ease, border-color 0.4s ease, backdrop-filter 0.4s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

/* Menu open: hide logo/actions, transparent header */
.site-header.menu-open {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-header.menu-open .header-logo,
.site-header.menu-open .header-actions {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 60px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--content-padding);
}

/* Header Left (PC: nav, SP: hamburger) */
.header-left {
  display: flex;
  align-items: center;
  justify-self: start;
}

/* Header Left Nav (PC only) */
.header-nav-left {
  align-items: center;
  gap: 32px;
}

.header-nav-left a {
  font-size: 11px;
  font-family: var(--font-heading-en, 'Cormorant Garamond', serif);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text);
  transition: color 0.2s ease;
  position: relative;
}

.header-nav-left a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--text);
  transition: width 0.3s ease;
}

.header-nav-left a:hover::after,
.header-nav-left a.active::after {
  width: 100%;
}

.header-nav-left a:hover {
  color: var(--text);
  opacity: 1;
}

.header-nav-left a.active {
  color: var(--text);
}

/* Nav Dropdown (Products hover menu) */
.nav-dropdown-wrap {
  position: relative;
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 16px);
  left: -16px;
  background: #fff;
  border: 1px solid var(--border);
  min-width: 180px;
  padding: 16px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
  z-index: 1100;
}

.nav-dropdown-wrap:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 8px 24px;
  font-size: 12px;
  font-family: var(--font-heading-en, 'Cormorant Garamond', serif);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-dropdown a:hover {
  color: var(--accent);
  background: var(--bg-sub, #F5F5F4);
}

.nav-dropdown a::after {
  display: none;
}

/* Header Logo */
.header-logo {
  justify-self: center;
}

.header-logo a {
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-heading-en, 'Cormorant Garamond', Georgia, 'Times New Roman', serif);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}

/* Header Actions (Right) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  justify-self: end;
}

.header-nav-link {
  font-size: 11px;
  font-family: var(--font-heading-en, 'Cormorant Garamond', serif);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text);
  transition: color 0.2s ease;
  position: relative;
}

.header-nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--text);
  transition: width 0.3s ease;
}

.header-nav-link:hover {
  opacity: 1;
}

.header-nav-link:hover::after {
  width: 100%;
}

/* Header Icon Buttons */
.header-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--text);
  text-decoration: none;
  position: relative;
  transition: color 0.2s ease;
}

.header-icon-btn:hover {
  color: var(--text-muted);
}

.header-icon-btn svg {
  width: 20px;
  height: 20px;
}

.icon-badge-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -8px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.cart-badge:empty,
.cart-badge[data-count="0"] {
  display: none;
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  cursor: pointer;
  padding: 0;
  border: none;
  background: none;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text);
  transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Menu — Full-screen overlay, FAS-style */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg, #FAFAF9);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px var(--content-padding) 40px;
  padding-bottom: calc(40px + env(safe-area-inset-bottom, 0px));
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.4s ease;
  overflow-y: auto;
}


.mobile-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-menu-nav {
  text-align: center;
}

.mobile-menu-nav a {
  display: block;
  padding: 16px 0;
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-heading-en, 'Cormorant Garamond', serif);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  opacity: 0;
  transform: translateY(12px);
  transition: color 0.2s ease, opacity 0.4s ease-out, transform 0.4s ease-out;
}

.mobile-menu.open .mobile-menu-nav a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu-nav a:hover,
.mobile-menu-nav a.active {
  color: var(--accent);
}

/* Mobile Menu Category Links */
.mobile-menu-category {
  margin-top: 8px;
  padding: 0 0 8px;
  text-align: center;
}

.mobile-menu-category a {
  display: block;
  padding: 10px 0;
  color: var(--text-muted);
  font-size: 11px;
  font-family: var(--font-heading-en, 'Cormorant Garamond', serif);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0;
  transform: translateY(12px);
  transition: color 0.2s ease, opacity 0.4s ease-out, transform 0.4s ease-out;
}

.mobile-menu.open .mobile-menu-category a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu-category a:hover {
  color: var(--accent);
}

.mobile-menu-sub {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.mobile-menu-sub a {
  display: block;
  padding: 12px 0;
  color: var(--text-muted);
  font-size: 12px;
  font-family: var(--font-body, 'Noto Sans JP', sans-serif);
  text-decoration: none;
  letter-spacing: 0.08em;
  opacity: 0;
  transform: translateY(12px);
  transition: color 0.2s ease, opacity 0.4s ease-out, transform 0.4s ease-out;
}

.mobile-menu.open .mobile-menu-sub a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu-sub a:hover {
  color: var(--text);
}

/* --- Footer --- */
.site-footer {
  background: var(--bg-sub, #F5F5F4);
  color: var(--text-muted);
  padding: 64px 0 0;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--content-padding);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding-bottom: 48px;
}

/* Footer Brand Column */
.footer-brand {
  text-align: center;
}

.footer-logo {
  font-family: var(--font-heading-en, 'Cormorant Garamond', Georgia, 'Times New Roman', serif);
  font-size: 20px;
  font-weight: 400;
  color: var(--text);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-muted);
}

/* Footer Nav Columns */
.footer-nav h4 {
  font-size: 11px;
  font-family: var(--font-heading-en, 'Cormorant Garamond', serif);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 16px;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav a {
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  padding: 2px 0;
  transition: color 0.2s ease, opacity 0.2s ease;
}

.footer-nav a:hover {
  color: var(--accent);
  opacity: 0.8;
}

/* Footer Bottom */
.footer-bottom {
  text-align: center;
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

.footer-bottom .footer-logo {
  font-family: var(--font-heading-en, 'Cormorant Garamond', Georgia, 'Times New Roman', serif);
  font-size: 18px;
  font-weight: 400;
  color: var(--text);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.footer-copyright {
  font-size: 11px;
  color: var(--text-light, #A8A29E);
  letter-spacing: 0.05em;
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding: var(--space-md) 0;
  margin-top: 0;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--content-padding);
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.breadcrumb-list li + li::before {
  content: '/';
  color: var(--text-light);
  font-size: 11px;
}

.breadcrumb-list a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb-list a:hover {
  color: var(--accent);
}

.breadcrumb-list .current {
  color: var(--text);
  font-weight: 500;
}

/* --- Stepper --- */
.stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: var(--space-lg) 0;
  margin-bottom: var(--space-xl);
}

.stepper-step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-body-sm);
  color: var(--medium-gray);
}

.stepper-step .step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--light-gray);
  color: var(--medium-gray);
  font-weight: 600;
  font-size: var(--text-body-sm);
  flex-shrink: 0;
}

.stepper-step.active .step-number {
  background: var(--gold);
  color: var(--navy);
}

.stepper-step.completed .step-number {
  background: var(--success);
  color: #fff;
}

.stepper-step.active {
  color: var(--navy);
  font-weight: 600;
}

.stepper-step.completed {
  color: var(--success);
}

.stepper-line {
  width: 40px;
  height: 2px;
  background: var(--light-gray);
  margin: 0 var(--space-sm);
  flex-shrink: 0;
}

.stepper-line.completed {
  background: var(--success);
}

/* --- Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--content-padding);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  transform: translateY(24px);
  transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--light-gray);
}

.modal-header h3 {
  font-size: var(--text-h4);
}

.modal-close {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  font-size: 24px;
  color: var(--medium-gray);
}

.modal-close:hover {
  background: var(--cream);
}

.modal-body {
  padding: var(--space-lg);
}

.modal-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--light-gray);
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

/* --- Exit Intent Modal --- */
.exit-intent-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.65);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--content-padding);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.exit-intent-overlay.active {
  opacity: 1;
  visibility: visible;
}

.exit-intent-modal {
  background: #fff;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  position: relative;
  transform: translateY(24px) scale(0.96);
  transition: transform 0.3s ease;
  overflow: hidden;
}

.exit-intent-overlay.active .exit-intent-modal {
  transform: translateY(0) scale(1);
}

.exit-intent-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  font-size: 28px;
  color: var(--medium-gray);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background 0.15s;
}

.exit-intent-close:hover {
  background: var(--cream);
}

.exit-intent-body {
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
}

.exit-intent-icon {
  color: var(--gold);
  margin-bottom: var(--space-lg);
}

.exit-intent-heading {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  color: var(--navy);
  margin-bottom: var(--space-md);
}

.exit-intent-text {
  font-size: var(--text-body-lg);
  color: var(--navy);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.exit-intent-text strong {
  color: var(--gold-dark);
  font-size: 1.15em;
}

.exit-intent-cta {
  display: block;
  width: 100%;
  text-align: center;
  font-size: var(--text-body-lg);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-lg);
}

.exit-intent-dismiss {
  border: none;
  background: none;
  color: var(--medium-gray);
  font-size: var(--text-body);
  cursor: pointer;
  padding: var(--space-sm) var(--space-md);
  transition: color 0.15s;
}

.exit-intent-dismiss:hover {
  color: var(--navy);
}

/* --- Toast --- */
.toast-container {
  position: fixed;
  top: 88px;
  right: var(--content-padding);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: var(--space-md) var(--space-lg);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--success);
  font-size: var(--text-body);
  min-width: 300px;
  max-width: 480px;
  transform: translateX(120%);
  transition: transform var(--transition-base);
}

.toast.show {
  transform: translateX(0);
}

.toast.toast-error {
  border-left-color: var(--error);
}

.toast.toast-info {
  border-left-color: var(--info);
}

.toast-close {
  margin-left: auto;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--medium-gray);
  font-size: 18px;
  flex-shrink: 0;
}

/* --- Loading --- */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(250, 250, 247, 0.85);
  z-index: 4000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.loading-overlay.active {
  opacity: 1;
  visibility: visible;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--light-gray);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-text {
  font-size: var(--text-body);
  color: var(--medium-gray);
}

/* --- Accordion (FAQ) --- */
.accordion {
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--light-gray);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  font-size: var(--text-body);
  font-weight: 500;
  color: var(--navy);
  text-align: left;
  background: #fff;
  cursor: pointer;
  transition: background var(--transition-fast);
  gap: var(--space-md);
}

.accordion-trigger:hover {
  background: var(--cream);
}

.accordion-trigger .icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--medium-gray);
}

.accordion-item.open .accordion-trigger .icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion-content-inner {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: var(--text-body);
  line-height: 1.9;
  color: var(--navy-light);
}

/* --- Pagination (future use) --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination a:hover {
  background: var(--cream);
  color: var(--navy);
}

.pagination .active {
  background: var(--gold);
  color: var(--navy);
}

/* --- Responsive --- */
@media (min-width: 768px) {
  .hamburger {
    display: none;
  }

  .breadcrumb {
    margin-top: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr 1fr;
    text-align: left;
  }

  .stepper-step .step-label {
    display: inline;
  }
}

@media (max-width: 767px) {
  .header-logo a {
    font-size: 20px;
    letter-spacing: 0.15em;
  }

  .stepper-step .step-label {
    display: none;
  }

  .stepper-line {
    width: 24px;
  }

  .toast {
    min-width: auto;
    max-width: calc(100vw - 48px);
  }

  .toast-container {
    left: var(--content-padding);
    right: var(--content-padding);
  }
}

/* --- Scroll to Top --- */
.scroll-to-top {
  position: fixed;
  bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--surface, #FFFFFF);
  color: var(--text);
  border: 1px solid var(--border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.2s, color 0.2s;
  z-index: 999;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background: var(--text);
  color: var(--surface, #FFFFFF);
  border-color: var(--text);
}

.scroll-to-top svg {
  width: 18px;
  height: 18px;
}

/* --- Mobile Menu Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  .mobile-menu-nav a,
  .mobile-menu-category a,
  .mobile-menu-sub a {
    opacity: 1;
    transform: none;
    transition: color 0.2s ease;
  }
}