/* ========================================
   東瀛春曉 - HARUDAWN Sakura Theme
   ======================================== */

:root {
  --sakura:       #e8a0bf;
  --sakura-light: #fce4ec;
  --sakura-dark:  #c2185b;
  --sakura-deep:  #880e4f;
  --ink:          #1a1a2e;
  --ink-light:    #3d3d5c;
  --ink-muted:    #6b6b8d;
  --snow:         #ffffff;
  --cloud:        #f8f5f2;
  --mist:         #eee8e3;
  --gold:         #d4a853;
  --red:          #d32f2f;
  --green:        #2e7d32;
  --font-serif:   'Noto Serif JP', 'Georgia', serif;
  --font-sans:    'Noto Sans JP', 'Helvetica Neue', sans-serif;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.08);
  --shadow-md:    0 4px 16px rgba(0,0,0,.1);
  --shadow-lg:    0 8px 32px rgba(0,0,0,.12);
  --shadow-xl:    0 16px 48px rgba(0,0,0,.14);
  --radius:       12px;
  --radius-sm:    8px;
  --radius-lg:    20px;
  --transition:   .3s cubic-bezier(.4,0,.2,1);
  --container:    1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--cloud);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--sakura-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--sakura-deep); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 50px; font-weight: 500;
  font-size: .95rem; transition: all var(--transition); cursor: pointer;
  border: 2px solid transparent; text-align: center;
}
.btn-primary { background: var(--sakura-dark); color: var(--snow); border-color: var(--sakura-dark); }
.btn-primary:hover { background: var(--sakura-deep); border-color: var(--sakura-deep); color: var(--snow); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--sakura-dark); border-color: var(--sakura-dark); }
.btn-outline:hover { background: var(--sakura-dark); color: var(--snow); transform: translateY(-2px); }
.btn-lg { padding: 14px 36px; font-size: 1.05rem; }

/* ── Header ── */
.site-header { position: sticky; top: 0; z-index: 1000; background: var(--snow); }
.header-top { background: var(--ink); color: rgba(255,255,255,.85); font-size: .8rem; padding: 6px 0; }
.header-top-inner { display: flex; justify-content: flex-end; gap: 24px; }
.header-top-inner i { margin-right: 4px; color: var(--sakura); }

.main-nav { border-bottom: 1px solid var(--mist); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo-link { display: flex; align-items: center; gap: 12px; }
.logo-img { height: 50px; width: 50px; object-fit: contain; border-radius: 50%; }
.logo-text { display: flex; flex-direction: column; }
.logo-name { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 700; color: var(--ink); letter-spacing: .05em; }
.logo-sub { font-size: .7rem; color: var(--ink-muted); letter-spacing: .15em; text-transform: uppercase; }

.nav-links { display: flex; list-style: none; gap: 4px; }
.nav-links > li > a {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 18px; border-radius: 50px; font-size: .9rem; font-weight: 500;
  color: var(--ink-light); transition: all var(--transition);
}
.nav-links > li > a:hover, .nav-links > li > a.active { background: var(--sakura-light); color: var(--sakura-dark); }
.nav-links > li > a i { font-size: .6rem; }

.has-dropdown { position: relative; }
.dropdown {
  display: none; position: absolute; top: 100%; left: 0; min-width: 260px;
  background: var(--snow); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  list-style: none; padding: 8px 0; z-index: 100; border: 1px solid var(--mist);
}
.has-dropdown:hover .dropdown { display: block; }
.dropdown li a {
  display: block; padding: 10px 20px; font-size: .85rem; color: var(--ink-light);
  transition: all var(--transition);
}
.dropdown li a:hover { background: var(--sakura-light); color: var(--sakura-dark); padding-left: 24px; }

.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-direction: column; gap: 5px; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: var(--transition); }

/* ── Hero ── */
.hero {
  position: relative; min-height: 520px; display: flex; align-items: center;
  background: linear-gradient(135deg, var(--ink) 0%, #2d1b3d 50%, var(--sakura-deep) 100%);
  overflow: hidden;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-particles { position: absolute; inset: 0; pointer-events: none; }
.hero-content { position: relative; text-align: center; color: var(--snow); padding: 60px 0; }
.hero-badge {
  display: inline-block; padding: 6px 24px; border: 1px solid rgba(255,255,255,.3);
  border-radius: 50px; font-size: .85rem; letter-spacing: .2em; margin-bottom: 20px;
  color: rgba(255,255,255,.8); font-family: var(--font-serif);
}
.hero h1 { font-family: var(--font-serif); font-size: 3rem; font-weight: 700; margin-bottom: 16px; letter-spacing: .08em; }
.hero-subtitle { font-size: 1.1rem; opacity: .85; margin-bottom: 36px; font-weight: 300; letter-spacing: .05em; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero .btn-primary { background: var(--sakura-dark); border-color: var(--sakura-dark); }
.hero .btn-outline { color: var(--snow); border-color: rgba(255,255,255,.5); }
.hero .btn-outline:hover { background: rgba(255,255,255,.15); color: var(--snow); }

/* ── Page Hero ── */
.page-hero {
  background: linear-gradient(135deg, var(--ink) 0%, #2d1b3d 70%, var(--sakura-deep) 100%);
  color: var(--snow); padding: 48px 0 40px;
}
.page-hero.compact { padding: 28px 0 20px; }
.page-hero h1 { font-family: var(--font-serif); font-size: 2rem; margin-top: 8px; letter-spacing: .05em; }
.breadcrumb { font-size: .85rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,.7); }
.breadcrumb a:hover { color: var(--snow); }
.breadcrumb span { color: rgba(255,255,255,.5); }

/* ── Sections ── */
.section { padding: 72px 0; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header.light h2, .section-header.light p { color: var(--snow); }
.section-tag {
  display: inline-block; font-size: .75rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--sakura-dark); font-weight: 600; margin-bottom: 8px;
}
.section-header h2 { font-family: var(--font-serif); font-size: 2rem; margin-bottom: 12px; color: var(--ink); }
.section-header p { color: var(--ink-muted); font-size: .95rem; }
.section-cta { text-align: center; margin-top: 40px; }

/* ── Category Grid ── */
.category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
.category-card {
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  padding: 28px 16px; background: var(--snow); border-radius: var(--radius);
  border: 1px solid var(--mist); transition: all var(--transition); text-align: center;
}
.category-card:hover { border-color: var(--sakura); transform: translateY(-4px); box-shadow: var(--shadow-md); color: var(--ink); }
.category-icon { width: 52px; height: 52px; border-radius: 50%; background: var(--sakura-light); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: var(--sakura-dark); transition: all var(--transition); }
.category-card:hover .category-icon { background: var(--sakura-dark); color: var(--snow); }
.category-card h3 { font-size: .85rem; font-weight: 500; color: var(--ink); }
.category-count { font-size: .75rem; color: var(--ink-muted); }

/* ── Product Grid ── */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.product-card {
  background: var(--snow); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--mist); transition: all var(--transition); position: relative;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.product-card.discontinued { opacity: .7; }
.product-image { aspect-ratio: 4/3; overflow: hidden; background: var(--cloud); display: flex; align-items: center; justify-content: center; }
.product-image img { width: 100%; height: 100%; object-fit: contain; padding: 12px; transition: transform var(--transition); }
.product-card:hover .product-image img { transform: scale(1.05); }
.no-image { color: var(--mist); font-size: 3rem; }
.no-image.large { font-size: 5rem; padding: 40px; }

.badge {
  position: absolute; top: 12px; left: 12px; padding: 4px 12px; border-radius: 50px;
  font-size: .75rem; font-weight: 600; z-index: 2;
}
.badge-sale { background: var(--red); color: var(--snow); }
.badge-discontinued { background: var(--ink-muted); color: var(--snow); }

.product-info { padding: 16px 20px 20px; }
.product-category { font-size: .75rem; color: var(--sakura-dark); font-weight: 500; letter-spacing: .05em; }
.product-info h3 { font-size: .95rem; margin: 6px 0 8px; font-weight: 500; line-height: 1.4; }
.product-info h3 a { color: var(--ink); }
.product-info h3 a:hover { color: var(--sakura-dark); }
.product-slogan { font-size: .8rem; color: var(--ink-muted); margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-price-row { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.product-price { font-size: 1.05rem; font-weight: 700; color: var(--ink); }
.product-price.sale-price { color: var(--red); }
.product-price-original { font-size: .85rem; color: var(--ink-muted); text-decoration: line-through; }

/* ── Sale Section ── */
.sale-section { background: linear-gradient(135deg, var(--sakura-deep), #c2185b); }
.sale-section .section-tag { color: var(--sakura-light); }

/* ── CTA Section ── */
.cta-section { background: var(--snow); }
.cta-content { text-align: center; max-width: 600px; margin: 0 auto; }
.cta-content h2 { font-family: var(--font-serif); font-size: 1.8rem; margin-bottom: 12px; }
.cta-content p { color: var(--ink-muted); margin-bottom: 24px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ── Product List Layout ── */
.product-list-layout { display: grid; grid-template-columns: 260px 1fr; gap: 32px; align-items: start; }
.sidebar-card { background: var(--snow); border-radius: var(--radius); padding: 24px; border: 1px solid var(--mist); position: sticky; top: 96px; }
.sidebar-card h3 { font-family: var(--font-serif); font-size: 1.1rem; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--sakura-light); }
.category-list { list-style: none; }
.category-list li a {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: var(--radius-sm);
  font-size: .85rem; color: var(--ink-light); transition: all var(--transition);
}
.category-list li a:hover, .category-list li a.active { background: var(--sakura-light); color: var(--sakura-dark); }
.category-list li a .count { margin-left: auto; font-size: .75rem; color: var(--ink-muted); }
.category-list li a i { width: 18px; text-align: center; font-size: .8rem; }

.product-list-header { margin-bottom: 20px; }
.result-count { font-size: .9rem; color: var(--ink-muted); }

.empty-state { text-align: center; padding: 60px 20px; color: var(--ink-muted); }
.empty-state i { font-size: 3rem; margin-bottom: 16px; color: var(--mist); }

/* ── Product Detail ── */
.product-detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.gallery-main { background: var(--snow); border-radius: var(--radius); padding: 20px; border: 1px solid var(--mist); margin-bottom: 12px; }
.gallery-main img { width: 100%; max-height: 400px; object-fit: contain; }
.gallery-thumbs { display: flex; gap: 8px; flex-wrap: wrap; }
.thumb {
  width: 64px; height: 64px; border-radius: var(--radius-sm); overflow: hidden;
  border: 2px solid var(--mist); cursor: pointer; padding: 4px; background: var(--snow);
  transition: all var(--transition);
}
.thumb:hover, .thumb.active { border-color: var(--sakura-dark); }
.thumb img { width: 100%; height: 100%; object-fit: contain; }

.detail-category {
  display: inline-block; padding: 4px 14px; border-radius: 50px;
  background: var(--sakura-light); color: var(--sakura-dark); font-size: .8rem; font-weight: 500; margin-bottom: 12px;
}
.detail-info h1 { font-family: var(--font-serif); font-size: 1.7rem; margin-bottom: 12px; line-height: 1.4; }
.detail-slogan { color: var(--ink-muted); margin-bottom: 16px; font-size: .95rem; }
.status-badge { padding: 10px 16px; border-radius: var(--radius-sm); font-size: .85rem; font-weight: 500; margin-bottom: 16px; }
.status-badge.on-sale { background: #ffebee; color: var(--red); }
.status-badge.discontinued { background: #f5f5f5; color: var(--ink-muted); }
.detail-price-box { margin: 20px 0; padding: 16px 20px; background: var(--cloud); border-radius: var(--radius-sm); }
.detail-price { font-size: 1.6rem; font-weight: 700; color: var(--ink); }
.detail-price.sale { color: var(--red); }
.detail-price-original { font-size: 1rem; color: var(--ink-muted); text-decoration: line-through; margin-left: 12px; }
.detail-meta { display: flex; gap: 12px; margin: 12px 0; font-size: .9rem; }
.meta-label { color: var(--ink-muted); }
.meta-value { font-weight: 500; }
.detail-highlight { margin: 20px 0; padding: 16px 20px; border-left: 4px solid var(--sakura-dark); background: var(--sakura-light); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.detail-highlight h3 { font-size: 1rem; color: var(--sakura-deep); }
.detail-description { margin: 20px 0; line-height: 1.9; color: var(--ink-light); font-size: .9rem; }
.detail-actions { display: flex; gap: 12px; margin: 24px 0 16px; flex-wrap: wrap; }
.source-link { font-size: .85rem; color: var(--ink-muted); }
.source-link:hover { color: var(--sakura-dark); }

.related-section { background: var(--snow); }

/* ── About ── */
.about-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; margin-bottom: 56px; }
.about-text .section-tag { margin-bottom: 8px; }
.about-text h2 { font-family: var(--font-serif); font-size: 1.8rem; margin-bottom: 16px; }
.about-lead { font-size: 1.05rem; color: var(--sakura-dark); margin-bottom: 16px; font-weight: 500; }
.about-text p { color: var(--ink-light); margin-bottom: 12px; }
.about-image { display: flex; justify-content: center; }
.about-image img { max-width: 280px; border-radius: var(--radius-lg); padding: 20px; background: var(--snow); box-shadow: var(--shadow-md); }

.info-table-wrapper { background: var(--snow); border-radius: var(--radius); padding: 32px; border: 1px solid var(--mist); }
.info-table { width: 100%; border-collapse: collapse; }
.info-table tr { border-bottom: 1px solid var(--mist); }
.info-table tr:last-child { border-bottom: none; }
.info-table th { text-align: left; padding: 16px 20px; width: 160px; color: var(--ink-muted); font-weight: 500; font-size: .9rem; background: var(--cloud); }
.info-table td { padding: 16px 20px; font-size: .9rem; }

/* ── Contact ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.contact-info-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-card {
  background: var(--snow); border-radius: var(--radius); padding: 28px; border: 1px solid var(--mist);
  text-align: center; transition: all var(--transition);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.contact-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--sakura-light); display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; font-size: 1.2rem; color: var(--sakura-dark); }
.contact-card h3 { font-size: .95rem; margin-bottom: 8px; }
.contact-card p { font-size: .85rem; color: var(--ink-muted); line-height: 1.6; }
.contact-card a { color: var(--sakura-dark); }

.message-box {
  background: var(--snow); border-radius: var(--radius); padding: 36px; border: 1px solid var(--mist);
  height: 100%; display: flex; flex-direction: column; justify-content: center;
}
.message-box h2 { font-family: var(--font-serif); font-size: 1.5rem; margin-bottom: 16px; }
.message-box p { color: var(--ink-muted); margin-bottom: 12px; font-size: .9rem; }
.message-actions { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }

/* ── Footer ── */
.site-footer { background: var(--ink); color: rgba(255,255,255,.8); padding: 64px 0 0; position: relative; }
.footer-sakura { position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--sakura-dark), var(--sakura), var(--sakura-dark)); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-logo { width: 56px; height: 56px; border-radius: 50%; margin-bottom: 14px; }
.footer-brand h3 { font-family: var(--font-serif); font-size: 1.2rem; color: var(--snow); margin-bottom: 8px; }
.footer-slogan { font-size: .85rem; opacity: .7; }
.site-footer h4 { font-size: .9rem; color: var(--snow); margin-bottom: 16px; letter-spacing: .05em; }
.site-footer ul { list-style: none; }
.site-footer ul li { margin-bottom: 8px; }
.site-footer ul a { color: rgba(255,255,255,.6); font-size: .85rem; transition: color var(--transition); }
.site-footer ul a:hover { color: var(--sakura); }
.footer-contact p { font-size: .85rem; margin-bottom: 10px; line-height: 1.6; }
.footer-contact i { margin-right: 6px; color: var(--sakura); width: 16px; }
.footer-bottom { text-align: center; padding: 20px 0; font-size: .8rem; opacity: .5; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .product-list-layout { grid-template-columns: 220px 1fr; gap: 24px; }
  .product-detail-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero h1 { font-size: 2rem; }
  .hero { min-height: 400px; }
  .section { padding: 48px 0; }
  .product-list-layout { grid-template-columns: 1fr; }
  .sidebar-card { position: static; }
  .product-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
  .about-hero-grid { grid-template-columns: 1fr; }
  .about-image { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-info-cards { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }

  .mobile-toggle { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: var(--snow); flex-direction: column; padding: 16px;
    box-shadow: var(--shadow-lg); border-top: 1px solid var(--mist);
  }
  .nav-links.open { display: flex; }
  .dropdown { position: static; box-shadow: none; border: none; background: var(--cloud); border-radius: var(--radius-sm); margin-top: 4px; }
  .has-dropdown:hover .dropdown { display: none; }
  .has-dropdown.open .dropdown { display: block; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 1.6rem; }
  .page-hero h1 { font-size: 1.5rem; }
  .product-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product-info { padding: 10px 12px 14px; }
  .product-info h3 { font-size: .85rem; }
  .contact-info-cards { grid-template-columns: 1fr; }
  .header-top { display: none; }
}

/* ── Sakura Particle ── */
.sakura-petal {
  position: absolute; pointer-events: none; opacity: .6;
  width: 12px; height: 12px; border-radius: 50% 0 50% 50%;
  background: var(--sakura-light);
  animation: sakura-fall linear infinite;
}
@keyframes sakura-fall {
  0%   { transform: translateY(-20px) rotate(0deg); opacity: 0; }
  10%  { opacity: .7; }
  90%  { opacity: .4; }
  100% { transform: translateY(calc(100vh + 20px)) rotate(360deg); opacity: 0; }
}