/* ============================================================
   帝都テーマ — メインスタイルシート v1.1
   ============================================================ */

/* ── カスタムプロパティ ──────────────────────────────────── */
:root {
  --clr-bg:           #f5f0ea;
  --clr-surface:      #ffffff;
  --clr-text:         #1a1a1a;
  --clr-text-muted:   #7a6e68;
  --clr-text-faint:   #b0a89e;
  --clr-accent:       #8b1a1a;
  --clr-accent-h:     #a52020;
  --clr-accent-pale:  #f5e8e8;
  --clr-border:       #ddd5cc;
  --clr-border-light: #ece6df;
  --clr-hero-bg:      #0e0e0e;

  --font-serif: 'Noto Serif JP', 'Georgia', serif;
  --font-sans:  'Noto Sans JP', system-ui, sans-serif;
  --font-latin: 'Cormorant Garamond', 'Georgia', serif;

  --sp-2xs: 0.25rem;
  --sp-xs:  0.5rem;
  --sp-sm:  0.875rem;
  --sp-md:  1.5rem;
  --sp-lg:  3rem;
  --sp-xl:  6rem;
  --sp-2xl: 10rem;

  --radius-sm: 2px;
  --radius:    4px;
  --ease:      cubic-bezier(0.4, 0.4, 0, 1);
  --trans:     0.4s var(--ease);
  --trans-slow:0.7s var(--ease);

  --max-w:     1200px;
  --content-w: 760px;
  --header-h:  72px;
}

/* ── リセット ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--clr-text);
  background: var(--clr-bg);
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── タイポグラフィ ──────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  line-height: 1.25;
  letter-spacing: 0.06em;
}
.latin { font-family: var(--font-latin); }

/* ── レイアウト ──────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-lg);
}
.section { padding-block: var(--sp-xl); }

/* ── サイトヘッダー ──────────────────────────────────────── */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background var(--trans), box-shadow var(--trans);
}
.site-header.is-scrolled {
  background: rgba(245, 240, 234, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--clr-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.site-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: #fff;
  transition: color var(--trans);
  white-space: nowrap;
}
.site-header.is-scrolled .site-title { color: var(--clr-text); }
.site-title:hover { opacity: 0.75; }

.site-nav { display: flex; align-items: center; }
.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}
.site-nav__link {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.75);
  position: relative;
  padding-block: 0.25em;
  transition: color var(--trans);
}
.site-header.is-scrolled .site-nav__link { color: var(--clr-text-muted); }
.site-nav__link::after {
  content: '';
  position: absolute;
  inset: auto 0 -2px;
  height: 1px;
  background: var(--clr-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--trans);
}
.site-nav__link:hover { color: #fff; }
.site-header.is-scrolled .site-nav__link:hover { color: var(--clr-accent); }
.site-nav__link:hover::after { transform: scaleX(1); transform-origin: left; }

.nav-toggle {
  display: none;
  flex-direction: column;
  position: relative;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: 101;
}
.nav-toggle__bar {
  display: block;
  height: 1px;
  background: currentColor;
  transition: var(--trans);
}
.site-header:not(.is-scrolled) .nav-toggle { color: #fff; }

/* ── ヒーロー（トップページ）────────────────────────────── */
.hero {
  position: relative;
  height: 100svh;
  min-height: 640px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--clr-hero-bg);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.3;
  transform: scale(1.05);
  transition: transform 8s ease;
}
.hero.is-loaded .hero__bg { transform: scale(1); }
.hero__pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg, #fff 0, #fff 1px, transparent 0, transparent 50%),
    repeating-linear-gradient(-45deg, #fff 0, #fff 1px, transparent 0, transparent 50%);
  background-size: 20px 20px;
  opacity: 0.03;
}
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
  padding-inline: var(--sp-md);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s ease 0.3s, transform 1s ease 0.3s;
}
.hero.is-loaded .hero__content { opacity: 1; transform: translateY(0); }
.hero__ruby {
  display: block;
  font-family: var(--font-latin);
  font-size: 0.7rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--sp-md);
}
.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1;
  margin-bottom: var(--sp-md);
}
.hero__accent-line {
  display: block;
  width: 48px;
  height: 1px;
  background: var(--clr-accent);
  margin: var(--sp-md) auto;
}
.hero__tagline {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  letter-spacing: 0.25em;
  font-weight: 400;
  margin-bottom: var(--sp-xs);
}
.hero__sub {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-lg);
  line-height: 1.8;
}
.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75em;
  padding: 0.85em 2.4em;
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.85);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: all var(--trans);
}
.hero__cta:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.hero__cta-arrow { transition: transform var(--trans); }
.hero__cta:hover .hero__cta-arrow { transform: translateX(4px); }
.hero__scroll {
  position: absolute;
  bottom: var(--sp-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-xs);
  color: rgba(255,255,255,0.3);
  font-family: var(--font-latin);
  font-size: 0.6rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  animation: scroll-bounce 2.5s ease-in-out infinite;
}
.hero__scroll-arrow {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.3), transparent);
}
@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
  50%       { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ── セクション見出し ────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--sp-lg);
}
.section-header__en {
  display: block;
  font-family: var(--font-latin);
  font-size: 0.7rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-xs);
}
.section-header__title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 0.1em;
}
.section-header__line {
  display: block;
  width: 32px;
  height: 1px;
  background: var(--clr-accent);
  margin: var(--sp-sm) auto 0;
}

/* ── 商品グリッド ────────────────────────────────────────── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--clr-border);
  border: 1px solid var(--clr-border);
}
.products-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ── 商品カード ──────────────────────────────────────────── */
.product-card {
  background: var(--clr-surface);
  display: flex;
  flex-direction: column;
  transition: background var(--trans);
}
.product-card:hover { background: #fdfaf7; }

.product-card__image-wrap {
  position: relative;
  overflow: hidden;
  background: #f0ebe3;
  aspect-ratio: 4/3;
}
.product-card__image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--trans-slow);
}
.product-card:hover .product-card__image { transform: scale(1.04); }

.product-card__body {
  padding: var(--sp-md);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--sp-sm);
  border-top: 1px solid var(--clr-border-light);
}
.product-card__title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.45;
}
.product-card__title a { transition: color var(--trans); }
.product-card__title a:hover { color: var(--clr-accent); }
.product-card__excerpt {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-card__footer {
  padding-top: var(--sp-sm);
  border-top: 1px solid var(--clr-border-light);
}

/* ── タグ ────────────────────────────────────────────────── */
.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.tag {
  display: inline-block;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  padding: 0.25em 0.7em;
  border-radius: 1px;
  line-height: 1.2;
  font-family: var(--font-sans);
}
.tag--era    { background: #eaf0f5; color: #2a5a7a; }
.tag--region { background: #f0ebe3; color: #7a5a2a; }
.tag--job    { background: var(--clr-accent-pale); color: var(--clr-accent); }
.tag--misc   { background: #eee; color: #666; }

/* ── カードの購入ボタン ──────────────────────────────────── */
.buy-buttons { display: flex; flex-direction: column; gap: 6px; }
.btn--primary {
  display: block;
  text-align: center;
  padding: 0.7em 1em;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  background: var(--clr-accent);
  color: #fff;
  border: 1px solid var(--clr-accent);
  transition: all var(--trans);
}
.btn--primary:hover { background: var(--clr-accent-h); border-color: var(--clr-accent-h); }
.btn--secondary {
  display: block;
  text-align: center;
  padding: 0.7em 1em;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  background: transparent;
  color: var(--clr-accent);
  border: 1px solid var(--clr-accent);
  transition: all var(--trans);
}
.btn--secondary:hover { background: var(--clr-accent-pale); }

/* ── 商品ページ：ヒーロー ────────────────────────────────── */
.product-hero {
  position: relative;
  height: 70svh;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--clr-hero-bg);
}
.product-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center top;
  opacity: 0.45;
  transform: scale(1.03);
  transition: transform 6s ease, opacity 1s ease;
  filter: grayscale(20%);
}
.product-hero.is-loaded .product-hero__bg {
  transform: scale(1);
  opacity: 0.5;
}
.product-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(14,14,14,0.2) 0%,
    rgba(14,14,14,0.5) 60%,
    rgba(14,14,14,0.85) 100%
  );
}
.product-hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: var(--sp-xl) var(--sp-lg) var(--sp-lg);
  color: #fff;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}
.product-hero.is-loaded .product-hero__content { opacity: 1; transform: translateY(0); }
.product-hero__content .category-tags { margin-bottom: var(--sp-sm); }
.product-hero__content .tag { border: 1px solid rgba(255,255,255,0.25); background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); }
.product-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.2;
  margin-bottom: var(--sp-md);
  max-width: 800px;
}
.product-hero__actions { display: flex; gap: var(--sp-sm); }

.btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.75em 2em;
  background: var(--clr-accent);
  color: #fff;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  border: 1px solid var(--clr-accent);
  transition: all var(--trans);
}
.btn-hero:hover { background: var(--clr-accent-h); }
.btn-hero__arrow { transition: transform var(--trans); }
.btn-hero:hover .btn-hero__arrow { transform: translateX(4px); }

.product-hero__scroll {
  position: absolute;
  bottom: var(--sp-md);
  right: var(--sp-lg);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  color: rgba(255,255,255,0.35);
  font-family: var(--font-latin);
  font-size: 0.6rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  animation: scroll-bounce 2.5s ease-in-out infinite;
}
.product-hero__scroll-line {
  display: block;
  width: 48px;
  height: 1px;
  background: rgba(255,255,255,0.25);
}

/* ── 商品ページ：詳細 ────────────────────────────────────── */
.product-main { padding-top: var(--sp-lg); padding-bottom: var(--sp-xl); }
.product-detail__layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--sp-xl);
  align-items: start;
}
.product-detail__media { position: sticky; top: calc(var(--header-h) + var(--sp-md)); }
.product-detail__image-wrap {
  background: #f0ebe3;
  border: 1px solid var(--clr-border);
}
.product-detail__image {
  width: 100%;
  height: auto;
  object-fit: contain;
  display: block;
}

.product-detail__meta { margin-bottom: var(--sp-sm); }
.product-detail__title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.35;
  margin-bottom: var(--sp-md);
}
.product-detail__divider {
  height: 1px;
  background: var(--clr-border);
  margin-bottom: var(--sp-md);
  position: relative;
}
.product-detail__divider::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 1px;
  background: var(--clr-accent);
}
.product-detail__desc {
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-lg);
}
.product-detail__purchase {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  margin-bottom: var(--sp-md);
}
.purchase-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1em 1.4em;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  transition: all var(--trans);
  border: 1px solid;
}
.purchase-btn--primary {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.purchase-btn--primary:hover { background: var(--clr-accent-h); border-color: var(--clr-accent-h); }
.purchase-btn--secondary {
  background: transparent;
  color: var(--clr-text);
  border-color: var(--clr-border);
}
.purchase-btn--secondary:hover { border-color: var(--clr-text); }
.purchase-btn__icon { transition: transform var(--trans); }
.purchase-btn:hover .purchase-btn__icon { transform: translateX(4px); }

.product-detail__cats {
  font-size: 0.75rem;
  color: var(--clr-text-faint);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3em;
  padding-top: var(--sp-md);
  border-top: 1px solid var(--clr-border-light);
}
.product-detail__cats-label { margin-right: 0.3em; }
.product-detail__cats-sep { color: var(--clr-border); }
.product-detail__cats-link { color: var(--clr-text-muted); transition: color var(--trans); }
.product-detail__cats-link:hover { color: var(--clr-accent); }

/* ── 関連商品セクション ──────────────────────────────────── */
.related-section {
  padding-block: var(--sp-xl);
  border-top: 1px solid var(--clr-border);
  background: var(--clr-bg);
}

/* ── アーカイブ：ヒーロー ────────────────────────────────── */
.archive-hero {
  position: relative;
  padding-top: calc(var(--header-h) + var(--sp-xl));
  padding-bottom: var(--sp-lg);
  padding-inline: var(--sp-lg);
  background: var(--clr-hero-bg);
  overflow: hidden;
}
.archive-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg, #fff 0, #fff 1px, transparent 0, transparent 50%),
    repeating-linear-gradient(-45deg, #fff 0, #fff 1px, transparent 0, transparent 50%);
  background-size: 20px 20px;
  opacity: 0.03;
  pointer-events: none;
}
.archive-hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin-inline: auto;
}
.archive-hero__en {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-sm);
}
.archive-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.15;
  margin-bottom: var(--sp-sm);
  color: #fff;
}
.archive-hero__count {
  font-family: var(--font-latin);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.2em;
}
.archive-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-top: var(--sp-md);
  font-size: 0.68rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.18em;
  transition: color var(--trans);
}
.archive-hero__back:hover { color: rgba(255,255,255,0.7); }
.archive-hero__line {
  margin-top: var(--sp-lg);
  height: 1px;
  background: rgba(255,255,255,0.08);
}

/* ── アーカイブ：メイン ──────────────────────────────────── */
.archive-main { padding-block: var(--sp-lg) var(--sp-xl); }
.archive-layout {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: var(--sp-xl);
  align-items: start;
}
.archive-empty {
  padding: var(--sp-xl) 0;
  color: var(--clr-text-muted);
  font-size: 0.9rem;
}

/* ── サイドバー ──────────────────────────────────────────── */
.archive-sidebar {
  position: sticky;
  top: calc(var(--header-h) + var(--sp-md));
  max-height: calc(100vh - var(--header-h) - var(--sp-md) * 2);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--clr-border) transparent;
}
.sidebar-block { margin-bottom: var(--sp-lg); }
.sidebar-block__title {
  font-family: var(--font-latin);
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--clr-text-faint);
  padding-bottom: var(--sp-sm);
  margin-bottom: var(--sp-sm);
  border-bottom: 1px solid var(--clr-border);
}
.sidebar-nav { display: flex; flex-direction: column; }
.sidebar-nav__item a,
.sidebar-nav__link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45em 0;
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  border-bottom: 1px solid var(--clr-border-light);
  transition: color var(--trans);
}
.sidebar-nav__item a:hover,
.sidebar-nav__link:hover { color: var(--clr-accent); }
.sidebar-nav__item.is-current a,
.sidebar-nav__item.current-cat a { color: var(--clr-accent); font-weight: 500; }
.sidebar-nav__count {
  font-size: 0.65rem;
  color: var(--clr-text-faint);
  font-family: var(--font-latin);
  letter-spacing: 0.05em;
}

/* ── 検索フォーム ────────────────────────────────────────── */
.search-form {
  display: flex;
  border: 1px solid var(--clr-border);
  background: var(--clr-surface);
}
.search-form__input {
  flex: 1;
  padding: 0.65em 0.875em;
  font-size: 0.8rem;
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  color: var(--clr-text);
}
.search-form__input:focus { outline: none; }
.search-form__btn {
  padding: 0.65em 1em;
  background: transparent;
  color: var(--clr-text-muted);
  font-size: 1rem;
  border-left: 1px solid var(--clr-border);
  transition: all var(--trans);
}
.search-form__btn:hover { background: var(--clr-accent); color: #fff; border-color: var(--clr-accent); }

/* ── パンくず ────────────────────────────────────────────── */
.breadcrumb {
  padding-block: var(--sp-sm);
  border-bottom: 1px solid var(--clr-border-light);
  margin-bottom: var(--sp-lg);
}
.breadcrumb__list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  font-size: 0.72rem;
  color: var(--clr-text-faint);
  gap: 0;
  line-height: 1;
}
.breadcrumb__item { display: inline-flex; align-items: center; }
.breadcrumb__item + .breadcrumb__item::before {
  content: '›';
  margin-inline: 0.5em;
  color: var(--clr-border);
}
.breadcrumb__link { color: var(--clr-text-faint); transition: color var(--trans); }
.breadcrumb__link:hover { color: var(--clr-accent); }
.breadcrumb__item--current { color: var(--clr-text-muted); }

/* ── ページネーション ────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2px;
  margin-top: var(--sp-xl);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--clr-border);
}
.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding-inline: 0.5em;
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  border: 1px solid transparent;
  transition: all var(--trans);
}
.page-numbers:hover { border-color: var(--clr-border); color: var(--clr-text); }
.page-numbers.current {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.page-numbers.prev, .page-numbers.next {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

/* ── カテゴリブラウザ（ドリルダウン）────────────────────── */
.cat-browser-section { color: #fff; }

.cat-browser__breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25em;
  margin-bottom: var(--sp-md);
  min-height: 1.8em;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.06em;
}
.cat-bc__item {
  cursor: pointer;
  transition: color var(--trans);
  padding: 0.2em 0.4em;
  border-radius: var(--radius-sm);
}
.cat-bc__item:hover { color: rgba(255,255,255,0.85); }
.cat-bc__item--home { color: rgba(255,255,255,0.5); }
.cat-bc__item--current {
  color: rgba(255,255,255,0.75);
  cursor: default;
  font-weight: 500;
}
.cat-bc__sep { color: rgba(255,255,255,0.2); pointer-events: none; }

.cat-browser__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  min-height: 160px;
  opacity: 1;
}
.cat-browser__card {
  display: grid;
  grid-template-areas:
    "icon en    arrow"
    "icon name  arrow"
    "icon count arrow";
  grid-template-columns: 3rem 1fr auto;
  column-gap: 0.75rem;
  align-items: center;
  padding: 1.1rem 1.25rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans), transform var(--trans);
}
.cat-browser__card:hover {
  background: rgba(139,26,26,0.35);
  border-color: rgba(139,26,26,0.55);
  transform: translateY(-2px);
}
.cat-browser__icon {
  grid-area: icon;
  font-size: 1.6rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cat-browser__en {
  grid-area: en;
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  font-family: var(--font-latin);
  line-height: 1;
  margin-bottom: 0.25em;
}
.cat-browser__name {
  grid-area: name;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: rgba(255,255,255,0.9);
  letter-spacing: 0.06em;
  line-height: 1.2;
}
.cat-browser__count {
  grid-area: count;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.3);
  font-family: var(--font-latin);
  letter-spacing: 0.05em;
  margin-top: 0.3em;
}
.cat-browser__arrow {
  grid-area: arrow;
  font-size: 1.2rem;
  color: rgba(255,255,255,0.2);
  transition: transform var(--trans), color var(--trans);
}
.cat-browser__card:hover .cat-browser__arrow {
  transform: translateX(4px);
  color: rgba(255,255,255,0.5);
}

.cat-browser__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--sp-lg);
  flex-wrap: wrap;
  gap: 0.5rem;
}
.cat-browser__all-link {
  font-size: 0.75rem;
  color: var(--clr-accent);
  letter-spacing: 0.1em;
  transition: opacity var(--trans);
}
.cat-browser__all-link:hover { opacity: 0.75; }
.cat-browser__scroll-link {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.12em;
  transition: color var(--trans);
}
.cat-browser__scroll-link:hover { color: rgba(255,255,255,0.6); }

/* ── カテゴリから探す（固定8カード 4列×2行）────────────── */
.browse-cats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.browse-cat-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  transition: background var(--trans), border-color var(--trans);
}
.browse-cat-card:hover {
  background: rgba(139,26,26,0.4);
  border-color: rgba(139,26,26,0.6);
}
.browse-cat-card__icon { font-size: 1.3rem; flex-shrink: 0; }
.browse-cat-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}
.browse-cat-card__en {
  font-size: 0.6rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-family: var(--font-latin);
}
.browse-cat-card__name {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.browse-cat-card__count {
  margin-left: auto;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.35);
  flex-shrink: 0;
  font-family: var(--font-latin);
}
/* ── 商品グリッド ローディング状態 ───────────────────── */
.products-grid.is-loading {
  opacity: 0.35;
  pointer-events: none;
  transition: opacity 0.15s;
}
@media (max-width: 860px) {
  .browse-cats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .browse-cats-grid { grid-template-columns: 1fr; }
}

/* ── アーカイブページ（ベージュ統一レイアウト）────────── */
.archive-main {
  padding-top: calc(var(--header-h) + var(--sp-xl));
  padding-bottom: var(--sp-xl);
}
.archive-page-header {
  padding-bottom: var(--sp-lg);
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: var(--sp-lg);
}
.archive-page-header__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.15;
  margin-bottom: var(--sp-xs);
}
.archive-page-header__count {
  font-family: var(--font-latin);
  font-size: 0.8rem;
  color: var(--clr-text-faint);
  letter-spacing: 0.2em;
  margin-bottom: var(--sp-md);
}
.archive-bc {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25em;
  font-size: 0.7rem;
  margin-bottom: var(--sp-sm);
}
.archive-bc__item { color: var(--clr-text-muted); transition: color var(--trans); }
a.archive-bc__item:hover { color: var(--clr-accent); }
.archive-bc__item--current { color: var(--clr-text); font-weight: 500; }
.archive-bc__sep { color: var(--clr-text-faint); pointer-events: none; }
.archive-sub-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
}

/* ── カテゴリドリルダウン（商品一覧フィルター）─────────── */
.cat-drill { margin-bottom: var(--sp-lg); }

.cat-drill__breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.2em;
  margin-bottom: var(--sp-sm);
  min-height: 1.6em;
  font-size: 0.7rem;
  color: var(--clr-text-muted);
}
.cat-drill-bc {
  background: none;
  border: none;
  font: inherit;
  font-size: 0.7rem;
  color: var(--clr-text-muted);
  cursor: pointer;
  padding: 0.1em 0.3em;
  border-radius: var(--radius-sm);
  transition: color var(--trans);
  letter-spacing: 0.05em;
}
.cat-drill-bc:hover { color: var(--clr-accent); }
.cat-drill-bc--current { color: var(--clr-text); font-weight: 500; cursor: default; }
.cat-drill-sep { color: var(--clr-text-faint); pointer-events: none; }

.cat-drill__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  justify-content: center;
}
.cat-drill__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.45em 1.2em;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  background: var(--clr-surface);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--trans);
  font-family: var(--font-sans);
}
.cat-drill__btn:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}
.cat-drill__btn.is-active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
}
.cat-drill__cnt {
  font-size: 0.62rem;
  color: var(--clr-text-faint);
  font-family: var(--font-latin);
  letter-spacing: 0.05em;
  transition: color var(--trans);
}
.cat-drill__btn:hover .cat-drill__cnt,
.cat-drill__btn.is-active .cat-drill__cnt { color: inherit; opacity: 0.7; }

/* ── カテゴリフィルター（トップ）────────────────────────── */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  justify-content: center;
  margin-bottom: var(--sp-lg);
}
.category-filter__btn {
  padding: 0.45em 1.4em;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  background: var(--clr-surface);
  transition: all var(--trans);
}
.category-filter__btn:hover,
.category-filter__btn.is-active {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
}

/* ── フッター ────────────────────────────────────────────── */
.site-footer {
  background: #111;
  color: rgba(255,255,255,0.55);
  padding-block: var(--sp-xl) var(--sp-md);
  margin-top: var(--sp-xl);
}
.site-footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--sp-xl);
  margin-bottom: var(--sp-xl);
  padding-bottom: var(--sp-xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand__name {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  color: #fff;
  margin-bottom: var(--sp-md);
  transition: opacity var(--trans);
}
.footer-brand__name:hover { opacity: 0.7; }
.footer-brand__desc {
  font-size: 0.78rem;
  line-height: 1.9;
  margin-bottom: var(--sp-md);
}
.footer-sns { display: flex; flex-wrap: wrap; gap: var(--sp-xs); }
.footer-sns__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: 0.72rem;
  padding: 0.4em 0.9em;
  border: 1px solid rgba(255,255,255,0.12);
  transition: all var(--trans);
  letter-spacing: 0.06em;
}
.footer-sns__link:hover { border-color: rgba(255,255,255,0.35); color: #fff; }
.footer-nav__title {
  font-family: var(--font-latin);
  font-size: 0.62rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  margin-bottom: var(--sp-md);
}
.footer-nav__list { display: flex; flex-direction: column; gap: 0; }
.footer-nav__link {
  display: block;
  font-size: 0.8rem;
  padding-block: 0.5em;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--trans);
}
.footer-nav__link:hover { color: #fff; }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.68rem;
  color: rgba(255,255,255,0.2);
  flex-wrap: wrap;
  gap: var(--sp-sm);
  letter-spacing: 0.05em;
}

/* ── スクロールアニメーション ────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ── 静的ページ ──────────────────────────────────────────── */
.entry-content {
  max-width: var(--content-w);
  margin-inline: auto;
  font-size: 0.9rem;
  line-height: 1.9;
}
.entry-content p { margin-bottom: 1.6em; }
.entry-content h2 {
  font-size: 1.2rem;
  margin-block: 2.5em 0.8em;
  padding-bottom: 0.5em;
  border-bottom: 1px solid var(--clr-border);
}
.entry-content h3 { font-size: 1rem; margin-block: 2em 0.8em; }

/* ── ローディングシマー ──────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

/* ── レスポンシブ ────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --sp-lg: 2rem; --sp-xl: 4rem; }
  .container { padding-inline: var(--sp-md); }
  .product-detail__layout {
    grid-template-columns: 1fr 360px;
    gap: var(--sp-lg);
  }
  .products-grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .archive-layout { grid-template-columns: 1fr; }
  .archive-sidebar { position: static; }
  .product-detail__layout { grid-template-columns: 1fr; }
  .product-detail__media { position: static; }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .products-grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  :root { --sp-md: 1rem; --sp-lg: 1.5rem; --sp-xl: 3rem; }
  .site-nav__list { display: none; }
  .site-nav__list.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: #0e0e0e;
    color: #fff;
    align-items: center;
    justify-content: center;
    gap: var(--sp-lg);
    z-index: 102;  /* ヘッダー(100)より上 */
  }
  .site-nav__list.is-open .site-nav__link { color: rgba(255,255,255,0.7); font-size: 1.1rem; }
  .nav-toggle { display: flex; z-index: 103; }  /* メニューオーバーレイより上（×ボタンを常に表示） */
  .nav-toggle.is-open .nav-toggle__bar:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
  .nav-toggle.is-open .nav-toggle__bar:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open .nav-toggle__bar:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }
  .site-footer__inner { grid-template-columns: 1fr; gap: var(--sp-lg); }
  .archive-hero__title { font-size: 2rem; }
  .product-hero__content { padding-inline: var(--sp-md); }
  .product-hero__title { font-size: 1.5rem; }
  .products-grid--3 { grid-template-columns: 1fr; }
}