/* ============================================
   TOWNCRAFT — Version 2: Heritage / Archive
   orSlow IA structure + story/archive emphasis
   ============================================ */

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

:root {
  --color-bg: #f4f0e6;
  --color-text: #2c2820;
  --color-text-sub: #8a8072;
  --color-border: #dad3c4;
  --color-accent: #4a443a;
  --color-badge: #8b4513;
  --color-archive: #5c5347;
  --color-placeholder: #d5ccbb;
  --font-sans: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", sans-serif;
  --font-serif: Georgia, "Hiragino Mincho ProN", serif;
  --max-width: 1080px;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 32px;
  --spacing-lg: 64px;
  --spacing-xl: 96px;
}

html { font-size: 15px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* safe-area for notch devices */
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
/* Logo entrance + float animation (mote-iq style) */
@keyframes logo-entrance {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  animation: logo-entrance 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) both,
             logo-float 4s ease-in-out 1s infinite;
}
.site-logo span {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.5rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-sub);
  margin-top: 2px;
}

.global-nav { display: flex; gap: var(--spacing-sm); align-items: center; }
.global-nav a {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-sub);
  transition: color 0.2s;
  white-space: nowrap;
}
.global-nav a:hover { color: var(--color-text); }
.global-nav a.nav-icon { color: var(--color-badge); font-weight: 600; }
.global-nav a.nav-archive { color: var(--color-archive); font-weight: 600; }
.global-nav a.nav-instagram,
.mobile-nav a.nav-instagram {
  display: inline-flex;
  align-items: center;
}
.global-nav a.nav-instagram svg,
.mobile-nav a.nav-instagram svg {
  width: 18px;
  height: 18px;
  fill: var(--color-text-sub);
  transition: fill 0.2s;
  vertical-align: middle;
}
.global-nav a.nav-instagram:hover svg,
.mobile-nav a.nav-instagram:hover svg {
  fill: var(--color-text);
}

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span { display: block; width: 22px; height: 1.5px; background: var(--color-text); }

.mobile-nav {
  position: fixed; inset: 0; background: var(--color-bg);
  z-index: 200; padding: var(--spacing-lg) var(--spacing-md);
  flex-direction: column; gap: var(--spacing-sm);
  display: flex;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}
.mobile-nav.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mobile-nav a {
  font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: var(--spacing-xs) 0; border-bottom: 1px solid var(--color-border);
}
.mobile-nav-close {
  align-self: flex-end; background: none; border: none;
  font-size: 1.5rem; cursor: pointer; margin-bottom: var(--spacing-md);
}

/* --- Layout --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing-md); }
.section { padding: var(--spacing-lg) 0; }
.section + .section { border-top: 1px solid var(--color-border); }
.section-label {
  font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--color-text-sub); margin-bottom: var(--spacing-md);
}
.section-title {
  font-family: var(--font-serif); font-size: 1.3rem; font-weight: 400;
  margin-bottom: var(--spacing-md);
}

/* --- Image utility --- */
.has-image {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.has-image .hero-placeholder,
.has-image .category-card-comment,
.has-image .archive-card-comment {
  display: none;
}
.product-card-image img,
.detail-gallery-main img,
.detail-thumb img,
.story-card-image img,
.article-image img,
.news-entry-image img,
.icon-image img,
.icon-image-full img,
.archive-full-card-image img,
.instagram-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Hero --- */
.hero {
  position: relative; width: 100%;
  background: var(--color-bg); overflow: hidden;
}

/* V1 Style: Single full-width background image */
.hero-single {
  aspect-ratio: 16 / 7;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: flex-end;
}
.hero-single.has-image::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(236,229,215,0.85) 0%,
    rgba(236,229,215,0.35) 40%,
    rgba(236,229,215,0.10) 100%
  );
  z-index: 1;
}
.hero-single .hero-content {
  position: relative;
  z-index: 2;
  padding: var(--spacing-lg) var(--spacing-md);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

/* V2 Split layout (kept for reference) */
.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  max-width: var(--max-width);
  margin: 0 auto;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-md) 0;
}
.hero-images { display: contents; }
.hero-img { overflow: hidden; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-img--left {
  aspect-ratio: 5 / 6;
  animation: slide-up 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.1s both;
}
.hero-img--right {
  aspect-ratio: 1 / 1;
  animation: slide-up 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s both;
}
.hero-split .hero-content {
  grid-column: 1 / -1;
  padding: var(--spacing-md) 0 var(--spacing-lg);
}

.hero-tagline {
  font-family: var(--font-serif); font-size: 1.1rem;
  font-weight: 400; color: #2c2820;
  margin-bottom: var(--spacing-sm); line-height: 1.6;
  text-shadow: 0 1px 3px rgba(236,229,215,0.6);
  animation: slide-up 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s both;
}
.hero-cta {
  display: inline-block; font-size: 0.7rem; letter-spacing: 0.15em;
  text-transform: uppercase; border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px; transition: opacity 0.2s;
  animation: slide-up 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.5s both;
}
.hero-cta:hover { opacity: 0.6; }

/* --- News Teaser --- */
.news-list { display: flex; flex-direction: column; gap: var(--spacing-md); }
.news-item { display: flex; gap: var(--spacing-sm); align-items: baseline; }
.news-date { font-size: 0.7rem; color: var(--color-text-sub); white-space: nowrap; min-width: 80px; }
.news-title { font-size: 0.85rem; }
.news-title a:hover { border-bottom: 1px solid var(--color-text); }
.news-badge {
  display: inline-block; font-size: 0.55rem; letter-spacing: 0.1em;
  text-transform: uppercase; background: var(--color-badge); color: #fff;
  padding: 1px 6px; margin-left: 6px; vertical-align: middle;
}

/* --- Icon Section (Heritage: 最大面積) --- */
.icon-section-full {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--spacing-lg);
  align-items: center;
  min-height: 480px;
}
.icon-image-full {
  aspect-ratio: 3 / 4;
  background: var(--color-placeholder);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-sub); font-size: 0.6rem;
  min-height: 400px;
}
.icon-text h3 {
  font-family: var(--font-serif); font-size: 1.2rem;
  font-weight: 400; margin-bottom: var(--spacing-sm);
}
.icon-text p {
  font-size: 0.8rem; color: var(--color-text-sub);
  margin-bottom: var(--spacing-sm); line-height: 1.8;
}
.icon-text .icon-era {
  font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-badge); margin-bottom: var(--spacing-xs);
}

/* --- Archive Cards --- */
.archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-sm);
}
.archive-card {
  aspect-ratio: 3 / 4;
  background: var(--color-placeholder);
  padding: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  transition: opacity 0.2s;
}
.archive-card:hover { opacity: 0.85; }
.archive-card-comment {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.5rem; color: var(--color-text-sub); text-align: center;
}
.archive-card-era {
  font-family: var(--font-serif); font-size: 1.3rem; font-weight: 400;
}
.archive-card-note {
  font-size: 0.6rem; color: var(--color-text-sub);
  margin-top: 4px; line-height: 1.5;
}

/* --- Category Nav --- */
.category-nav {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-sm);
}
.category-card {
  aspect-ratio: 4 / 3; background: var(--color-placeholder);
  display: flex; align-items: flex-end; padding: var(--spacing-sm);
  position: relative; transition: opacity 0.2s;
}
.category-card:hover { opacity: 0.85; }
.category-card-label {
  font-size: 0.75rem; letter-spacing: 0.1em;
  text-transform: uppercase; font-weight: 600;
}
.category-card-comment {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  font-size: 0.55rem; color: var(--color-text-sub); text-align: center;
}

/* --- Product Grid --- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
.product-card { text-align: center; }
.product-card-image {
  aspect-ratio: 3 / 4; background: var(--color-placeholder); margin-bottom: var(--spacing-sm);
  position: relative; display: flex; align-items: center; justify-content: center;
  color: var(--color-text-sub); font-size: 0.6rem;
}
.product-card-name { font-size: 0.75rem; letter-spacing: 0.05em; }
.product-card-price { font-size: 0.7rem; color: var(--color-text-sub); margin-top: 4px; }
.badge-icon {
  position: absolute; top: var(--spacing-xs); left: var(--spacing-xs);
  font-size: 0.55rem; letter-spacing: 0.1em; text-transform: uppercase;
  background: var(--color-badge); color: #fff; padding: 2px 8px; font-weight: 600;
}

/* --- Story Teaser --- */
.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
.story-card-image {
  aspect-ratio: 16 / 9; background: var(--color-placeholder); margin-bottom: var(--spacing-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-sub); font-size: 0.6rem;
}
.story-card-title { font-size: 0.8rem; margin-bottom: 4px; }
.story-card-excerpt { font-size: 0.7rem; color: var(--color-text-sub); }

/* --- Movie Teaser --- */
.movie-teaser {
  aspect-ratio: 16 / 9; max-width: 640px; margin: 0 auto;
  background: #2a2a2a; display: flex; align-items: center; justify-content: center;
  color: #888; font-size: 0.7rem; position: relative;
}
.movie-play {
  width: 48px; height: 48px; border: 2px solid #888; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; position: absolute;
}
.movie-play::after {
  content: ""; border-left: 14px solid #888;
  border-top: 8px solid transparent; border-bottom: 8px solid transparent;
  margin-left: 3px;
}

/* --- Instagram Teaser --- */
.instagram-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--spacing-xs);
}
.instagram-thumb {
  aspect-ratio: 1; background: var(--color-placeholder);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.45rem; color: var(--color-text-sub);
}

/* --- Product Detail --- */
.detail-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg);
  padding: var(--spacing-lg) 0;
}
.detail-gallery-main {
  aspect-ratio: 3 / 4; background: var(--color-placeholder); margin-bottom: var(--spacing-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-sub); font-size: 0.6rem;
}
.detail-gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-xs); }
.detail-thumb { aspect-ratio: 1; background: var(--color-placeholder); }
.detail-info h1 {
  font-family: var(--font-serif); font-size: 1.2rem;
  font-weight: 400; margin-bottom: var(--spacing-xs);
}
.detail-lot { font-size: 0.7rem; color: var(--color-text-sub); margin-bottom: var(--spacing-md); }
.detail-price { font-size: 0.95rem; margin-bottom: var(--spacing-md); }
.detail-spec-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.detail-spec-table { width: 100%; border-collapse: collapse; margin-bottom: var(--spacing-md); min-width: 320px; }
.detail-spec-table th, .detail-spec-table td {
  font-size: 0.75rem; padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: top;
  white-space: nowrap;
}
.detail-spec-table th { color: var(--color-text-sub); font-weight: 400; width: 30%; }
.detail-description { font-size: 0.8rem; color: var(--color-text-sub); line-height: 1.9; }
.detail-description p + p { margin-top: var(--spacing-sm); }

/* --- Store --- */
.store-list h3 {
  font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: var(--spacing-sm) 0; border-bottom: 1px solid var(--color-border); cursor: pointer;
}
.store-entries { padding: var(--spacing-sm) 0; }
.store-entry { font-size: 0.75rem; padding: var(--spacing-xs) 0; border-bottom: 1px solid #ece6d9; }
.store-entry-name { font-weight: 600; }
.store-entry-address { color: var(--color-text-sub); margin-top: 2px; }

/* --- Company --- */
.company-table { width: 100%; max-width: 600px; border-collapse: collapse; }
.company-table th, .company-table td {
  font-size: 0.8rem; padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: top;
}
.company-table th { color: var(--color-text-sub); font-weight: 400; width: 30%; }

/* --- Contact --- */
.contact-info { max-width: 480px; }
.contact-info p { font-size: 0.8rem; margin-bottom: var(--spacing-sm); color: var(--color-text-sub); }
.contact-form { max-width: 480px; }
.form-group { margin-bottom: var(--spacing-sm); }
.form-group label {
  display: block; font-size: 0.7rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-text-sub); margin-bottom: 4px;
}
.form-group input, .form-group textarea {
  width: 100%; padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border); background: #fdfbf7;
  font-size: 0.8rem; font-family: var(--font-sans);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit {
  display: inline-block; padding: var(--spacing-xs) var(--spacing-md);
  border: 1px solid var(--color-text); background: none;
  font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase;
  cursor: pointer; transition: background 0.2s, color 0.2s;
}
.form-submit:hover { background: var(--color-text); color: #fff; }

/* --- Article --- */
.article { max-width: 720px; margin: 0 auto; }
.article h2 { font-family: var(--font-serif); font-size: 1.1rem; font-weight: 400; margin-bottom: var(--spacing-sm); }
.article-meta { font-size: 0.7rem; color: var(--color-text-sub); margin-bottom: var(--spacing-md); }
.article-image {
  aspect-ratio: 16 / 9; background: var(--color-placeholder); margin-bottom: var(--spacing-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-sub); font-size: 0.6rem;
}
.article p { font-size: 0.8rem; line-height: 2; color: var(--color-text-sub); margin-bottom: var(--spacing-sm); }
.article-divider { border: none; border-top: 1px solid var(--color-border); margin: var(--spacing-lg) 0; }

/* --- News Full --- */
.news-full-list .news-entry { padding: var(--spacing-md) 0; border-bottom: 1px solid var(--color-border); }
.news-full-list .news-entry:first-child { padding-top: 0; }
.news-entry-date { font-size: 0.7rem; color: var(--color-text-sub); margin-bottom: 4px; }
.news-entry-title { font-size: 0.85rem; margin-bottom: var(--spacing-xs); }
.news-entry-images { display: flex; gap: var(--spacing-xs); margin-top: var(--spacing-sm); }
.news-entry-image { width: 120px; aspect-ratio: 3 / 4; background: var(--color-placeholder); flex-shrink: 0; }

/* --- Archive Full Page --- */
.archive-intro {
  max-width: 600px;
  margin-bottom: var(--spacing-lg);
}
.archive-intro p {
  font-size: 0.8rem; color: var(--color-text-sub); line-height: 1.8;
}
.archive-full-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-md);
}
.archive-full-card {
  background: #ebe5d8;
  padding: var(--spacing-md);
  display: flex; flex-direction: column;
  position: relative;
}
.archive-full-card-image {
  aspect-ratio: 4 / 3; background: var(--color-placeholder); margin-bottom: var(--spacing-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-sub); font-size: 0.5rem;
}
.archive-full-card-era {
  font-family: var(--font-serif); font-size: 1.5rem; font-weight: 400;
  margin-bottom: var(--spacing-xs);
}
.archive-full-card-title {
  font-size: 0.75rem; margin-bottom: var(--spacing-xs);
}
.archive-full-card-ombre {
  font-size: 0.65rem; color: var(--color-badge); font-style: italic;
  margin-top: auto; padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

/* --- Page Title --- */
.page-title {
  font-family: var(--font-serif); font-size: 1.4rem; font-weight: 400;
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

/* --- Footer --- */
.site-footer {
  padding: var(--spacing-lg) var(--spacing-md); text-align: center;
  font-size: 0.6rem; color: var(--color-text-sub); letter-spacing: 0.05em;
  border-top: 1px solid var(--color-border); margin-top: var(--spacing-xl);
}

/* --- Animations & Transitions --- */

/* Header shrink */
.site-header {
  transition: padding 0.35s ease, box-shadow 0.35s ease;
}
.site-header.header--shrink {
  box-shadow: 0 1px 6px rgba(44,40,32,0.08);
}
.site-header.header--shrink .header-inner {
  padding-top: 6px;
  padding-bottom: 6px;
}
.site-header.header--shrink .site-logo {
  font-size: 0.95rem;
  transition: font-size 0.35s ease;
}

/* Fade-in on scroll */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in.fade-left {
  transform: translateX(-24px);
}
.fade-in.fade-left.is-visible {
  transform: translateX(0);
}
.fade-in.fade-right {
  transform: translateX(24px);
}
.fade-in.fade-right.is-visible {
  transform: translateX(0);
}

/* Staggered children delay */
.fade-in:nth-child(2) { transition-delay: 0.08s; }
.fade-in:nth-child(3) { transition-delay: 0.16s; }
.fade-in:nth-child(4) { transition-delay: 0.24s; }
.fade-in:nth-child(5) { transition-delay: 0.32s; }
.fade-in:nth-child(6) { transition-delay: 0.40s; }

/* Hero image hover */
.hero-img img {
  transition: transform 0.6s ease;
}
.hero-img:hover img {
  transform: scale(1.03);
}

/* Archive card hover lift */
.archive-card,
.archive-full-card {
  transition: opacity 0.2s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.archive-card.hover,
.archive-full-card.hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(44,40,32,0.10);
}

/* Detail tabs */
.detail-tabs { margin-top: var(--spacing-lg); }
.detail-tab-nav {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  gap: 0;
}
.detail-tab-btn {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-xs);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--color-text-sub);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.detail-tab-btn:hover { color: var(--color-text); }
.detail-tab-btn.active {
  color: var(--color-text);
  border-bottom-color: var(--color-badge);
}
.detail-tab-panel {
  display: none;
  padding: var(--spacing-md) 0;
  font-size: 0.8rem;
  line-height: 1.9;
  color: var(--color-text-sub);
}
.detail-tab-panel.active { display: block; }
.detail-tab-panel h4 {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}
.care-icons {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  flex-wrap: wrap;
}
.care-icon {
  text-align: center;
  font-size: 0.65rem;
  color: var(--color-text-sub);
}
.care-icon svg {
  width: 32px;
  height: 32px;
  display: block;
  margin: 0 auto var(--spacing-xs);
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}
.timeline::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--color-border);
}
.timeline-item {
  position: relative;
  padding-bottom: var(--spacing-md);
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--spacing-lg) + 15px);
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-placeholder);
  border: 2px solid var(--color-badge);
}
.timeline-year {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 4px;
}
.timeline-text {
  font-size: 0.78rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

/* Story card list (articles listing) */
.story-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}
.story-list-card {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-md);
}
.story-list-card-image {
  aspect-ratio: 16 / 9;
  background: var(--color-placeholder);
  margin-bottom: var(--spacing-sm);
  overflow: hidden;
}
.story-list-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.story-list-card:hover .story-list-card-image img {
  transform: scale(1.03);
}
.story-list-card-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-xs);
}
.story-list-card-lead {
  font-size: 0.75rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

/* ============================================
   RESPONSIVE — Mobile-optimized
   ============================================ */

/* --- Tablet (768px) --- */
@media (max-width: 768px) {
  .global-nav { display: none; }
  .hamburger { display: flex; }
  .hero-single { aspect-ratio: 4 / 3; }
  .hero-split { padding: var(--spacing-sm) var(--spacing-sm) 0; gap: 10px; }
  .hero-img--left { aspect-ratio: 5 / 6; }
  .hero-img--right { aspect-ratio: 1 / 1; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-sm); }
  .category-nav { grid-template-columns: repeat(2, 1fr); }
  .icon-section-full { grid-template-columns: 1fr; min-height: auto; gap: var(--spacing-md); }
  .icon-image-full { min-height: 300px; }
  .archive-grid { grid-template-columns: repeat(2, 1fr); }
  .archive-full-grid { grid-template-columns: 1fr 1fr; }
  .story-grid { grid-template-columns: 1fr; }
  .story-list { grid-template-columns: 1fr; gap: var(--spacing-md); }
  .detail-layout { grid-template-columns: 1fr; gap: var(--spacing-md); }
  .instagram-grid { grid-template-columns: repeat(3, 1fr); }
  .header-inner { padding: var(--spacing-sm); }
  .container { padding: 0 var(--spacing-sm); }
  .section { padding: var(--spacing-md) 0; }
  .section-label { margin-bottom: var(--spacing-sm); }
  .page-title { padding: var(--spacing-md) 0 var(--spacing-sm); font-size: 1.2rem; }
}

/* --- Mobile (480px) — スマホ最適化 --- */
@media (max-width: 480px) {
  html { font-size: 14px; }

  /* ヘッダー */
  .header-inner { padding: 10px 12px; }
  .site-logo { font-size: 1rem; }
  .site-logo span { font-size: 0.45rem; }
  .hamburger span { width: 20px; }

  /* モバイルナビ改善 */
  .mobile-nav {
    padding: var(--spacing-lg) var(--spacing-sm);
    justify-content: center;
    align-items: center;
    text-align: center;
  }
  .mobile-nav a {
    font-size: 1rem;
    padding: 14px 0;
    width: 100%;
    display: block;
  }
  .mobile-nav-close {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 2rem;
    padding: 8px;
    margin-bottom: 0;
  }

  /* ヒーロー */
  .hero-single { aspect-ratio: 3 / 2; }
  .hero-single .hero-content { padding: var(--spacing-md) 12px; }
  .hero-split { padding: 10px 12px 0; gap: 8px; }
  .hero-img--left { aspect-ratio: 4 / 5; }
  .hero-img--right { aspect-ratio: 4 / 5; }
  .hero-split .hero-content { padding: 12px 0 var(--spacing-md); }
  .hero-tagline { font-size: 0.9rem; line-height: 1.7; }
  .hero-cta { font-size: 0.65rem; }

  /* コンテナ */
  .container { padding: 0 12px; }
  .section { padding: var(--spacing-sm) 0; }
  .section + .section { margin-top: 0; }
  .section-label { font-size: 0.6rem; margin-bottom: 12px; }
  .section-title { font-size: 1.1rem; margin-bottom: var(--spacing-sm); }

  /* ニュース */
  .news-item { flex-direction: column; gap: 4px; align-items: flex-start; }
  .news-date { min-width: unset; font-size: 0.65rem; }
  .news-title { font-size: 0.8rem; }
  .news-badge { font-size: 0.5rem; }
  .news-entry-images { flex-wrap: wrap; }
  .news-entry-image { width: calc(50% - 4px); }

  /* Iconセクション */
  .icon-section-full { gap: var(--spacing-sm); }
  .icon-image-full {
    min-height: 280px;
    aspect-ratio: 3 / 4;
  }
  .icon-text h3 { font-size: 1.05rem; }
  .icon-text p { font-size: 0.75rem; }
  .icon-text .icon-era { font-size: 0.6rem; }

  /* アーカイブ */
  .archive-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .archive-card { aspect-ratio: 1; padding: 10px; }
  .archive-card-era { font-size: 1.1rem; }
  .archive-card-note { font-size: 0.55rem; }
  .archive-full-grid { grid-template-columns: 1fr; }
  .archive-full-card { padding: var(--spacing-sm); }
  .archive-full-card-era { font-size: 1.2rem; }

  /* カテゴリナビ */
  .category-nav { gap: 8px; }
  .category-card { aspect-ratio: 1; }
  .category-card-label { font-size: 0.7rem; }

  /* 商品グリッド */
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .product-card-name { font-size: 0.68rem; margin-top: 6px; }
  .product-card-price { font-size: 0.63rem; margin-top: 2px; }
  .badge-icon { font-size: 0.5rem; padding: 1px 6px; }

  /* ストーリー */
  .story-grid { gap: var(--spacing-sm); }
  .story-card-title { font-size: 0.75rem; }
  .story-card-excerpt { font-size: 0.65rem; }
  .story-list { grid-template-columns: 1fr; gap: var(--spacing-sm); }
  .story-list-card-title { font-size: 0.85rem; }
  .story-list-card-lead { font-size: 0.7rem; }

  /* 動画 */
  .movie-teaser { aspect-ratio: 16 / 9; max-width: 100%; }
  .movie-play { width: 40px; height: 40px; }
  .movie-play::after { border-left-width: 10px; border-top-width: 6px; border-bottom-width: 6px; }

  /* Instagram */
  .instagram-grid { grid-template-columns: repeat(3, 1fr); gap: 4px; }

  /* 商品詳細 */
  .detail-layout { padding: var(--spacing-sm) 0; gap: var(--spacing-sm); }
  .detail-gallery-thumbs { gap: 4px; }
  .detail-info h1 { font-size: 1rem; }
  .detail-lot { font-size: 0.65rem; margin-bottom: var(--spacing-sm); }
  .detail-price { font-size: 0.9rem; margin-bottom: var(--spacing-sm); }
  .detail-spec-table th,
  .detail-spec-table td {
    font-size: 0.68rem;
    padding: 6px 0;
  }
  .detail-spec-table th { width: 25%; }
  .detail-description { font-size: 0.75rem; }
  .detail-description p + p { margin-top: 10px; }

  /* タブ */
  .detail-tabs { margin-top: var(--spacing-md); }
  .detail-tab-btn {
    font-size: 0.6rem;
    padding: 10px 4px;
    letter-spacing: 0.05em;
  }
  .detail-tab-panel { font-size: 0.75rem; padding: var(--spacing-sm) 0; }
  .detail-tab-panel h4 { font-size: 0.7rem; }

  /* ケアアイコン */
  .care-icons { gap: var(--spacing-sm); }
  .care-icon { font-size: 0.6rem; }
  .care-icon svg { width: 28px; height: 28px; }

  /* タイムライン */
  .timeline { padding-left: var(--spacing-md); }
  .timeline::before { left: 14px; }
  .timeline-item::before { left: calc(-1 * var(--spacing-md) + 9px); width: 8px; height: 8px; }
  .timeline-year { font-size: 0.9rem; }
  .timeline-text { font-size: 0.72rem; }

  /* 会社情報 / 問い合わせ */
  .company-table th,
  .company-table td { font-size: 0.73rem; padding: 10px 0; }
  .company-table th { width: 28%; }
  .contact-info p { font-size: 0.75rem; }
  .contact-form { max-width: 100%; }
  .form-group input,
  .form-group textarea { font-size: 16px; padding: 10px 12px; }
  .form-group label { font-size: 0.65rem; }
  .form-submit {
    width: 100%;
    text-align: center;
    padding: 14px var(--spacing-md);
    font-size: 0.75rem;
  }

  /* 記事 */
  .article { padding: 0; }
  .article h2 { font-size: 1rem; }
  .article-meta { font-size: 0.65rem; }
  .article p { font-size: 0.75rem; }

  /* ページタイトル */
  .page-title { font-size: 1.1rem; padding: var(--spacing-sm) 0; }

  /* フッター */
  .site-footer {
    padding: var(--spacing-md) var(--spacing-sm);
    font-size: 0.55rem;
    margin-top: var(--spacing-lg);
  }

  /* フェードインアニメ — スマホでは軽く */
  .fade-in { transform: translateY(16px); }
  .fade-in.fade-left { transform: translateX(-16px); }
  .fade-in.fade-right { transform: translateX(16px); }

  /* ヘッダー縮小 — スマホではより控えめ */
  .site-header.header--shrink .header-inner {
    padding-top: 4px;
    padding-bottom: 4px;
  }
  .site-header.header--shrink .site-logo { font-size: 0.85rem; }

  /* テーブル横スクロール */
  .detail-spec-table { min-width: 280px; }
  .detail-spec-table th { width: 22%; min-width: 55px; }
  .detail-spec-table th, .detail-spec-table td { font-size: 0.65rem; padding: 6px 4px 6px 0; }

  /* フッター safe-area */
  .site-footer { padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom)); }
}

/* --- Small Mobile (360px以下) — SE/小型端末 --- */
@media (max-width: 360px) {
  html { font-size: 13px; }
  .header-inner { padding: 8px 10px; }
  .site-logo { font-size: 0.9rem; }
  .hero-single { aspect-ratio: 4 / 3; }
  .hero-split { gap: 6px; padding: 8px 10px 0; }
  .hero-tagline { font-size: 0.85rem; }
  .archive-grid { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .archive-card { aspect-ratio: 1; }
  .archive-card-era { font-size: 1rem; }
  .product-grid { gap: 8px; }
  .product-card-name { font-size: 0.63rem; }
  .product-card-price { font-size: 0.58rem; }
  .detail-spec-table th,
  .detail-spec-table td { font-size: 0.63rem; }
  .instagram-grid { gap: 3px; }
}

/* --- タッチデバイス最適化 --- */
@media (hover: none) and (pointer: coarse) {
  /* ホバーエフェクト無効化 */
  .archive-card:hover,
  .archive-full-card:hover,
  .category-card:hover { opacity: 1; }
  .story-list-card:hover .story-list-card-image img { transform: none; }
  .global-nav a:hover { color: var(--color-text-sub); }

  /* タッチターゲット最小44px確保 */
  .mobile-nav a { min-height: 44px; display: flex; align-items: center; justify-content: center; }
  .hamburger { min-width: 44px; min-height: 44px; justify-content: center; }
  .mobile-nav-close { min-width: 44px; min-height: 44px; }
  .hero-cta { padding: 8px 0 6px; }
  .detail-tab-btn { min-height: 44px; }

  /* Hero hover無効化 */
  .hero-img:hover img { transform: none; }
}

/* ============================================
   INVENTORY SYNC — Stock Status & System Log
   ============================================ */

/* --- Stock Indicator (Icon Section & Detail) --- */
.stock-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: var(--spacing-xs);
}
.stock-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.stock-dot--in { background: #6b8f71; }
.stock-dot--low { background: #c4953a; }
.stock-dot--out { background: #a3857a; }
.stock-text {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #6b8f71;
  font-weight: 400;
}
.stock-text--low { color: #c4953a; }
.stock-text--out { color: #a3857a; }
.stock-sync-badge {
  font-size: 0.5rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-sub);
  border: 1px solid var(--color-border);
  padding: 1px 6px;
  border-radius: 2px;
  opacity: 0.7;
}

/* --- Stock Status Block (Detail Page) --- */
.stock-status-block {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.stock-label {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-sub);
  margin-bottom: var(--spacing-xs);
}
.stock-updated {
  font-size: 0.55rem;
  color: var(--color-text-sub);
  opacity: 0.6;
  margin-top: var(--spacing-xs);
}

/* --- Stock Matrix Table --- */
.stock-matrix {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-xs);
  min-width: 280px;
}
.stock-matrix th,
.stock-matrix td {
  font-size: 0.68rem;
  padding: 6px 8px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}
.stock-matrix thead th {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
}
.stock-matrix tbody th {
  text-align: left;
  font-weight: 400;
  color: var(--color-text-sub);
  font-size: 0.65rem;
  white-space: nowrap;
}
.stock-qty {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 0.6rem;
  font-weight: 600;
  background: rgba(107, 143, 113, 0.1);
  color: #6b8f71;
}
.stock-qty--low {
  background: rgba(196, 149, 58, 0.12);
  color: #c4953a;
}
.stock-qty--out {
  background: rgba(163, 133, 122, 0.1);
  color: #a3857a;
  font-weight: 400;
  font-size: 0.7rem;
}

/* --- Stock Legend --- */
.stock-legend {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}
.stock-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.55rem;
  color: var(--color-text-sub);
  letter-spacing: 0.05em;
}

/* --- SOLD OUT Overlay --- */
.sold-out-wrap {
  position: relative;
}
.sold-out-overlay {
  position: absolute;
  inset: 0;
  background: rgba(44, 40, 32, 0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.sold-out-label {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-text);
  background: var(--color-bg);
  padding: 10px 28px;
  border: 1.5px solid var(--color-text);
  box-shadow: 0 2px 12px rgba(44, 40, 32, 0.15);
}
.sold-out-sub {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--color-text-sub);
  background: var(--color-bg);
  padding: 2px 12px;
}

/* --- System Log Panel --- */
.syslog-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 300;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.35;
  transition: opacity 0.3s;
  color: var(--color-text-sub);
  padding: 0;
}
.syslog-toggle:hover { opacity: 0.8; }
.syslog-toggle svg { width: 16px; height: 16px; }

.syslog-panel {
  position: fixed;
  bottom: 60px;
  right: 20px;
  z-index: 300;
  width: 420px;
  max-height: 300px;
  background: #1a1917;
  border: 1px solid #3a362e;
  border-radius: 6px;
  font-family: "SF Mono", "Fira Code", "Consolas", monospace;
  display: none;
  flex-direction: column;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}
.syslog-panel.open { display: flex; }

.syslog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid #3a362e;
  flex-shrink: 0;
}
.syslog-title {
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #8a8072;
}
.syslog-close {
  background: none;
  border: none;
  color: #8a8072;
  cursor: pointer;
  font-size: 1rem;
  padding: 0 4px;
  line-height: 1;
}
.syslog-close:hover { color: #dad3c4; }

.syslog-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
  min-height: 120px;
  max-height: 240px;
}
.syslog-body::-webkit-scrollbar { width: 4px; }
.syslog-body::-webkit-scrollbar-track { background: transparent; }
.syslog-body::-webkit-scrollbar-thumb { background: #3a362e; border-radius: 2px; }

.syslog-line {
  font-size: 0.55rem;
  line-height: 1.7;
  color: #7a756a;
  white-space: nowrap;
  animation: syslog-fadein 0.3s ease;
}
.syslog-line .syslog-time { color: #5a5548; }
.syslog-line .syslog-ok { color: #6b8f71; }
.syslog-line .syslog-warn { color: #c4953a; }
.syslog-line .syslog-info { color: #8a8072; }
.syslog-line .syslog-data { color: #a09888; }

@keyframes syslog-fadein {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Syslog responsive */
@media (max-width: 480px) {
  .syslog-panel {
    width: calc(100vw - 24px);
    right: 12px;
    bottom: 56px;
    max-height: 240px;
  }
  .syslog-toggle {
    bottom: 16px;
    right: 12px;
    width: 28px;
    height: 28px;
  }
  .syslog-toggle svg { width: 14px; height: 14px; }
  .syslog-line { font-size: 0.5rem; }
  .stock-matrix th,
  .stock-matrix td { font-size: 0.6rem; padding: 5px 4px; }
  .stock-qty { width: 24px; height: 24px; font-size: 0.55rem; }
  .sold-out-label { font-size: 1.1rem; }
}

/* --- アクセシビリティ：アニメーション低減 --- */
@media (prefers-reduced-motion: reduce) {
  .site-logo,
  .hero-tagline,
  .hero-cta { animation: none; }
  .fade-in { transition-duration: 0.01s; }
  .syslog-line { animation: none; }
}