/* ====================================
   里山とコーヒー - BASE Theme CSS
   案2「和紙と墨」完全版
   ==================================== */

:root {
  --sumi: #2C2C2C;
  --sumi-light: #4A4A4A;
  --washi: #F7F3E9;
  --washi-dark: #EDE8DA;
  --shu: #C4533A;
  --shu-light: #D4735E;
  --kitsune: #8B6914;
  --usuzumi: #9B9B8F;
  --matcha: #6B7E5E;
}

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

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: 'Noto Serif JP', serif;
  background: var(--washi);
  color: var(--sumi);
  -webkit-font-smoothing: antialiased;
}

#baseMenu .cart { display: none !important; }
#x_message, .msg_startButton { display: none !important; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* ===== HEADER ===== */
.site-header {
  position: fixed; top: 0; width: 100%; z-index: 100;
  padding: 20px 40px;
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(247,243,233,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(44,44,44,0.08);
}
.site-logo {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.3rem; letter-spacing: 0.15em;
}
.site-logo img {
}
.site-logo small {
  display: block; font-size: 0.55rem;
  letter-spacing: 0.3em; color: var(--usuzumi); margin-top: 2px;
}
.site-nav ul { display: flex; gap: 32px; flex-wrap: nowrap; }
.site-nav li { white-space: nowrap; }
.site-nav a {
  font-size: 0.75rem; letter-spacing: 0.2em;
  color: var(--sumi-light); transition: color 0.3s;
}
.site-nav a:hover { color: var(--shu); }
.header-icons { display: flex; gap: 20px; align-items: center; }
.header-icons a { font-size: 0.85rem; color: var(--sumi-light); }
.cart-icon { display: flex; align-items: center; gap: 4px; }
.cart-icon span { font-size: 0.6rem; letter-spacing: 0.15em; }

/* Hamburger */
.hamburger {
  display: none; background: none; border: none; padding: 6px;
  flex-direction: column; gap: 5px; cursor: pointer;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--sumi); transition: 0.3s;
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none; position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
  background: var(--washi); z-index: 200; padding: 80px 40px 40px;
  box-shadow: -4px 0 30px rgba(0,0,0,0.1);
  transition: right 0.3s ease;
}
.mobile-nav.open { right: 0; }
.mobile-nav-close {
  position: absolute; top: 24px; right: 24px;
  background: none; border: none; font-size: 1.8rem;
  color: var(--sumi); cursor: pointer;
}
.mobile-nav ul { display: flex; flex-direction: column; gap: 0; }
.mobile-nav li {
  border-bottom: 1px solid rgba(44,44,44,0.08);
}
.mobile-nav a {
  display: block; padding: 16px 0;
  font-size: 0.85rem; letter-spacing: 0.2em; color: var(--sumi);
}
.mobile-nav a:hover { color: var(--shu); }
.mobile-nav a.mobile-cart {
  display: block; margin-top: 32px; padding: 14px 0;
  text-align: center; font-size: 0.85rem; letter-spacing: 0.15em;
  color: #fff !important; background: var(--sumi); border-radius: 2px;
  text-decoration: none;
}

/* ===== HERO ===== */
.hero {
  height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}
.hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,0.45);
  z-index: 1;
}
.hero-content { text-align: center; position: relative; z-index: 2; }
.hero .scroll-indicator { position: relative; z-index: 2; }
.hero-brush {
  font-family: 'Zen Old Mincho', serif;
  font-size: 5rem; font-weight: 700;
  letter-spacing: 0.2em; line-height: 1.4;
  position: relative;
}
.hero-brush::after {
  content: ''; position: absolute;
  bottom: -10px; left: 50%; transform: translateX(-50%);
  width: 60px; height: 2px; background: var(--shu);
}
.hero-sub {
  margin-top: 40px; font-size: 0.9rem;
  letter-spacing: 0.3em; color: var(--sumi); font-weight: 400;
  text-shadow: 0 0 16px rgba(255,255,255,0.9);
}
.hero-en {
  margin-top: 12px; font-size: 0.7rem;
  letter-spacing: 0.4em; color: var(--sumi); opacity: 0.7;
  text-shadow: 0 0 16px rgba(255,255,255,0.9);
}
.scroll-indicator {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  writing-mode: vertical-rl;
  font-size: 0.65rem; letter-spacing: 0.3em;
  color: var(--usuzumi); animation: scrollB 2s infinite;
}
.scroll-indicator::after {
  content: ''; display: block;
  width: 1px; height: 40px;
  background: var(--usuzumi); margin: 12px auto 0;
}
@keyframes scrollB {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== SECTION COMMON ===== */
.sec-header { text-align: center; margin-bottom: 60px; }
.sec-header .en {
  font-size: 0.65rem; letter-spacing: 0.4em;
  color: var(--usuzumi); margin-bottom: 12px;
}
.sec-header h2 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.6rem; font-weight: 400; letter-spacing: 0.15em;
}
.sec-header .desc {
  margin-top: 12px; font-size: 0.85rem;
  color: var(--usuzumi); letter-spacing: 0.05em;
}

/* ===== CONCEPT ===== */
.concept {
  padding: 120px 40px;
  max-width: 900px; margin: 0 auto;
  display: grid; grid-template-columns: 80px 1fr; gap: 60px;
}
.concept-vert {
  writing-mode: vertical-rl; font-size: 0.7rem;
  letter-spacing: 0.4em; color: var(--usuzumi); padding-top: 8px;
}
.concept-body h2 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.8rem; font-weight: 400;
  line-height: 2; margin-bottom: 40px; letter-spacing: 0.1em;
}
.concept-body h2 .accent {
  color: var(--shu); border-bottom: 1px solid var(--shu);
}
.concept-body p {
  font-size: 0.9rem; line-height: 2.2;
  color: var(--sumi-light); letter-spacing: 0.05em;
}

/* ===== FLAVOR GUIDE ===== */
.guide-sec {
  padding: 80px 40px 100px;
  background: var(--sumi); color: var(--washi);
  position: relative; overflow: hidden;
}
.guide-sec::before {
  content: '味'; position: absolute; top: 40px; right: 80px;
  font-family: 'Zen Old Mincho', serif; font-size: 10rem;
  color: rgba(247,243,233,0.03);
}
.guide-sec .sec-header .en { color: rgba(247,243,233,0.4); }
.guide-sec .sec-header h2 { color: var(--washi); }
.guide-sec .sec-header .desc { color: rgba(247,243,233,0.5); }
.guide-inner { max-width: 900px; margin: 0 auto; }
.spectrum-bar {
  height: 6px; border-radius: 3px; margin-bottom: 40px;
  background: linear-gradient(90deg, #C5B88A 0%, #A89B6A 25%, #8B6914 50%, #6B4226 75%, #2C1A0E 100%);
}
.spectrum-labels {
  display: flex; justify-content: space-between;
  margin-top: -8px; margin-bottom: 48px;
}
.spectrum-labels span {
  font-size: 0.65rem; letter-spacing: 0.1em;
  color: rgba(247,243,233,0.5);
}
.guide-items { display: flex; justify-content: space-between; gap: 16px; }
.guide-item {
  flex: 1; text-align: center; padding: 24px 12px;
  border: 1px solid rgba(247,243,233,0.1); transition: border-color 0.3s;
}
.guide-item:hover { border-color: rgba(247,243,233,0.3); }
.gi-asagiri, .gi-hoshizora, .gi-shinrin, .gi-yokaze, .gi-kemono {
  background-size: cover; background-position: center; position: relative;
}
.gi-asagiri { background-image: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)), url('https://basefile.akamaized.net/satoyama97-base-shop/69dbb3c5be46b/asagiri_bg.jpg'); }
.gi-hoshizora { background-image: linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.45)), url('https://basefile.akamaized.net/satoyama97-base-shop/69dbb3c55299e/hoshizora_bg.jpg'); }
.gi-shinrin { background-image: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)), url('https://basefile.akamaized.net/satoyama97-base-shop/69dbb52ef302e/shinrin_bg.jpg'); }
.gi-yokaze { background-image: linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.45)), url('https://basefile.akamaized.net/satoyama97-base-shop/69dbb52f4b04c/yokaze_bg.jpg'); }
.gi-kemono { background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('https://basefile.akamaized.net/satoyama97-base-shop/69dbb52e970a7/kemono_bg.jpg'); }
.guide-item .g-kanji {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.8rem; margin-bottom: 8px;
}
.guide-item .g-name {
  font-size: 0.7rem; letter-spacing: 0.15em;
  color: rgba(247,243,233,0.6); margin-bottom: 12px;
}
.guide-item .g-taste {
  font-size: 0.75rem; line-height: 1.8;
  color: rgba(247,243,233,0.7);
}
.guide-item .g-dots {
  margin-top: 10px; font-size: 0.6rem;
  color: rgba(247,243,233,0.4);
}
.guide-note {
  text-align: center; margin-top: 48px;
  font-size: 0.8rem; color: rgba(247,243,233,0.5);
}
.guide-note strong { color: var(--shu-light); font-weight: 400; }

/* ===== FRONT PRODUCT ===== */
.front-sec {
  padding: 100px 40px 120px; background: var(--washi-dark);
  position: relative;
}
.front-sec::before {
  content: '初'; position: absolute; top: 60px; right: 60px;
  font-family: 'Zen Old Mincho', serif; font-size: 6rem;
  color: rgba(44,44,44,0.03); writing-mode: vertical-rl;
}
.front-card {
  max-width: 1000px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  background: var(--washi); overflow: hidden;
  box-shadow: 0 20px 60px rgba(44,44,44,0.06);
}
.front-img {
  aspect-ratio: 32/25;
  position: relative;
  overflow: hidden;
}
.front-img .deco {
  width: 200px; height: 200px;
  border: 1px solid rgba(44,44,44,0.1); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.front-img .deco::before {
  content: '五'; font-family: 'Zen Old Mincho', serif;
  font-size: 5rem; color: rgba(44,44,44,0.08); position: absolute;
}
.cup-icons { display: flex; gap: 8px; position: relative; z-index: 1; }
.cup-icon {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1.5px solid var(--sumi); background: var(--washi);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.5rem;
}
.front-badge {
  position: absolute; top: 24px; left: 24px;
  background: var(--shu); color: white;
  padding: 6px 16px; font-size: 0.65rem; letter-spacing: 0.15em;
}
.front-info { padding: 60px 48px; display: flex; flex-direction: column; justify-content: center; }
.front-info .tag {
  font-size: 0.65rem; letter-spacing: 0.3em;
  color: var(--shu); margin-bottom: 16px;
}
.front-info h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.6rem; font-weight: 400;
  line-height: 1.8; margin-bottom: 20px;
}
.front-info .fdesc {
  font-size: 0.85rem; line-height: 2;
  color: var(--sumi-light); margin-bottom: 28px;
}
.inc-items { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.inc-item {
  font-size: 0.7rem; padding: 5px 14px;
  border: 1px solid rgba(44,44,44,0.15); color: var(--sumi-light);
}
.front-price-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: auto; padding-top: 24px;
  border-top: 1px solid rgba(44,44,44,0.08);
}
.front-price { font-family: 'Zen Old Mincho', serif; font-size: 1.8rem; }
.front-price .yen { font-size: 1rem; }
.front-price .tax {
  font-size: 0.65rem; color: var(--usuzumi);
  margin-left: 4px; font-family: 'Noto Serif JP', serif;
}
.front-price .ship {
  display: block; font-size: 0.7rem; color: var(--shu);
  margin-top: 4px; font-family: 'Noto Serif JP', serif;
}
.cta-btn {
  padding: 14px 32px; background: var(--sumi); color: var(--washi);
  border: none; font-size: 0.8rem; letter-spacing: 0.15em;
  transition: all 0.3s;
}
.cta-btn:hover { background: var(--shu); }

/* ===== REVIEWS ===== */
.reviews-sec { padding: 80px 40px; background: var(--washi-dark); }
.reviews-inner { max-width: 1000px; margin: 0 auto; }
.review-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.review-card {
  background: var(--washi); padding: 32px 28px; position: relative;
}
.review-card::before {
  content: '\201C'; font-family: 'Zen Old Mincho', serif;
  font-size: 3rem; color: rgba(44,44,44,0.08);
  position: absolute; top: 12px; left: 20px; line-height: 1;
}
.review-stars { font-size: 0.7rem; color: var(--kitsune); letter-spacing: 2px; margin-bottom: 16px; }
.review-text { font-size: 0.82rem; line-height: 2; color: var(--sumi-light); margin-bottom: 20px; }
.review-author {
  font-size: 0.7rem; color: var(--usuzumi);
  display: flex; align-items: center; gap: 8px;
}
.review-author::before { content: ''; width: 20px; height: 1px; background: var(--usuzumi); }
.review-product { font-size: 0.6rem; color: var(--usuzumi); margin-top: 6px; }

/* ===== GIFT ===== */
.gift-sec { padding: 100px 40px 120px; position: relative; }
.gift-sec::before {
  content: '贈'; position: absolute; top: 60px; left: 60px;
  font-family: 'Zen Old Mincho', serif; font-size: 8rem;
  color: rgba(44,44,44,0.025);
}
.gift-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3,1fr); gap: 32px;
}
.gift-card {
  background: var(--washi); border: 1px solid rgba(44,44,44,0.06);
  overflow: hidden; transition: transform 0.4s, box-shadow 0.4s;
}
.gift-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 50px rgba(44,44,44,0.08);
}
.gift-card-img {
  width: 100%; aspect-ratio: 4/3;
  background: linear-gradient(135deg, #E8E4DA, #D4CFC3);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.gift-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; top: 0; left: 0;
}
.gift-icon {
  font-family: 'Zen Old Mincho', serif;
  font-size: 2.5rem; color: var(--sumi); opacity: 0.15;
}
.gift-label {
  position: absolute; top: 12px; right: 12px;
  background: var(--sumi); color: var(--washi);
  padding: 4px 12px; font-size: 0.6rem; letter-spacing: 0.15em;
}
.gift-card-info { padding: 24px 20px; }
.gift-card-info h4 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1rem; font-weight: 400;
  line-height: 1.6; margin-bottom: 8px;
}
.gift-card-info .gdesc {
  font-size: 0.75rem; color: var(--usuzumi);
  line-height: 1.8; margin-bottom: 16px;
}
.gift-price {
  font-family: 'Zen Old Mincho', serif; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: space-between;
}
.gift-price .yen { font-size: 0.75rem; }
.sm-btn {
  font-size: 0.6rem; letter-spacing: 0.12em;
  color: var(--shu); border: 1px solid var(--shu);
  padding: 5px 14px; background: none; transition: all 0.3s;
}
.sm-btn:hover { background: var(--shu); color: var(--washi); }
.gift-banner {
  max-width: 1100px; margin: 40px auto 0;
  padding: 32px 40px; background: var(--sumi); color: var(--washi);
  display: flex; align-items: center; justify-content: space-between;
}
.gift-banner h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.1rem; font-weight: 400; margin-bottom: 6px;
}
.gift-banner p { font-size: 0.75rem; color: var(--usuzumi); }
.gift-banner-cta {
  padding: 12px 28px; border: 1px solid var(--washi);
  color: var(--washi); font-size: 0.75rem; letter-spacing: 0.15em;
  transition: all 0.3s; white-space: nowrap;
}
.gift-banner-cta:hover { background: var(--washi); color: var(--sumi); }

/* ===== SUBSCRIPTION ===== */
.sub-sec { padding: 120px 40px; background: var(--washi-dark); }
.sub-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.sub-inner h2 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.8rem; font-weight: 400;
  letter-spacing: 0.15em; margin-bottom: 12px;
}
.sub-lead { font-size: 0.8rem; color: var(--shu); margin-bottom: 24px; }
.sub-desc {
  font-size: 0.85rem; line-height: 2.2; color: var(--sumi-light);
  margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto;
}
.sub-features { display: flex; justify-content: center; gap: 48px; margin-bottom: 40px; }
.sub-feature { text-align: center; }
.sub-feature .icon {
  width: 56px; height: 56px;
  border: 1px solid var(--sumi); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px; font-size: 1.2rem;
}
.sub-feature .label { font-size: 0.7rem; color: var(--sumi-light); }
.sub-price-box {
  display: inline-block; padding: 24px 48px;
  border: 1px solid rgba(44,44,44,0.15); margin-bottom: 32px;
}
.sub-price-box .price { font-family: 'Zen Old Mincho', serif; font-size: 2rem; }
.sub-price-box .price small { font-size: 0.9rem; }
.sub-price-box .note { font-size: 0.7rem; color: var(--usuzumi); margin-top: 6px; }
.sub-cta {
  display: inline-block; padding: 16px 48px;
  border: 1px solid var(--sumi); color: var(--sumi);
  font-size: 0.8rem; letter-spacing: 0.2em; transition: all 0.3s;
}
.sub-cta:hover { background: var(--sumi); color: var(--washi); }

/* ===== BULK ===== */
.bulk-sec { padding: 80px 40px; }
.bulk-card {
  max-width: 900px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1.2fr;
  background: var(--washi-dark); border: 1px solid rgba(44,44,44,0.06);
  overflow: hidden;
}
.bulk-img {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #D4CFC3, #C8C1B3);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.bulk-img img {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; top: 0; left: 0;
}
.bulk-num {
  font-family: 'Zen Old Mincho', serif;
  font-size: 5rem; color: rgba(44,44,44,0.07);
}
.bulk-badge {
  position: absolute; top: 20px; left: 20px;
  background: var(--matcha); color: white;
  padding: 5px 14px; font-size: 0.65rem;
}
.bulk-info { padding: 48px 40px; display: flex; flex-direction: column; justify-content: center; }
.bulk-info .tag { font-size: 0.65rem; letter-spacing: 0.3em; color: var(--matcha); margin-bottom: 12px; }
.bulk-info h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.3rem; font-weight: 400; line-height: 1.8; margin-bottom: 16px;
}
.bulk-info .bdesc { font-size: 0.82rem; line-height: 2; color: var(--sumi-light); margin-bottom: 20px; }
.bulk-merits { display: flex; gap: 20px; margin-bottom: 24px; }
.merit { font-size: 0.72rem; color: var(--sumi-light); display: flex; align-items: center; gap: 6px; }
.merit .ck { color: var(--matcha); }
.bulk-price-row {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 20px; border-top: 1px solid rgba(44,44,44,0.08);
}
.bulk-price { font-family: 'Zen Old Mincho', serif; font-size: 1.5rem; }
.bulk-price .yen { font-size: 0.85rem; }
.bulk-price .per {
  display: block; font-size: 0.65rem; color: var(--usuzumi);
  font-family: 'Noto Serif JP', serif; margin-top: 2px;
}
.bulk-cta {
  padding: 12px 28px; background: none;
  border: 1px solid var(--sumi); color: var(--sumi);
  font-size: 0.75rem; letter-spacing: 0.12em; transition: all 0.3s;
}
.bulk-cta:hover { background: var(--sumi); color: var(--washi); }

/* ===== PRODUCTS DETAIL ===== */
.products-sec {
  padding: 100px 40px 120px; background: var(--washi-dark);
  position: relative;
}
.products-sec::before {
  content: '珈琲豆'; position: absolute; top: 80px; right: 60px;
  font-family: 'Zen Old Mincho', serif; font-size: 5rem;
  color: rgba(44,44,44,0.025); writing-mode: vertical-rl;
}
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr));
  gap: 40px; max-width: 1200px; margin: 0 auto;
}
.p-card {
  background: var(--washi); border: 1px solid rgba(44,44,44,0.04);
  overflow: hidden; transition: transform 0.4s, box-shadow 0.4s;
}
.p-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(44,44,44,0.08);
}
.p-card-img {
  width: 100%; aspect-ratio: 1;
  background: linear-gradient(135deg, #E8E4DA, #D4CFC3);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.p-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; top: 0; left: 0;
}
.p-card-img .kanji {
  font-family: 'Zen Old Mincho', serif;
  font-size: 4rem; color: var(--sumi); opacity: 0.15;
}
.roast-bar { height: 3px; width: 100%; }
.roast-bar.light { background: linear-gradient(90deg, #C5B88A, #A89B6A); }
.roast-bar.medium { background: linear-gradient(90deg, #8B6914, #6B4226); }
.roast-bar.md { background: linear-gradient(90deg, #6B4226, #4A2C17); }
.roast-bar.dark { background: linear-gradient(90deg, #4A2C17, #2C1A0E); }
.p-card-info { padding: 24px 20px; }
.p-card-name {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.2rem; font-weight: 700;
  letter-spacing: 0.1em; margin-bottom: 4px;
}
.p-card-en {
  font-size: 0.7rem; letter-spacing: 0.2em;
  color: var(--usuzumi); margin-bottom: 12px;
}
.p-card-origin { font-size: 0.75rem; color: var(--sumi-light); margin-bottom: 8px; }
.flavor-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.flavor-tag {
  font-size: 0.6rem; padding: 3px 10px;
  border: 1px solid rgba(44,44,44,0.12); color: var(--sumi-light);
}
.p-card-price {
  font-family: 'Zen Old Mincho', serif; font-size: 1.1rem;
  display: flex; align-items: baseline; justify-content: space-between;
  padding-top: 12px; border-top: 1px solid rgba(44,44,44,0.06);
}
.p-card-price .yen { font-size: 0.75rem; }

/* ===== SOCIAL ===== */
.social-sec { padding: 80px 40px; }
.social-grid {
  max-width: 900px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
}
.social-card {
  padding: 48px 40px; text-align: center;
  border: 1px solid rgba(44,44,44,0.08); transition: box-shadow 0.3s;
}
.social-card:hover { box-shadow: 0 12px 40px rgba(44,44,44,0.06); }
.s-icon {
  width: 60px; height: 60px; border-radius: 50%;
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 700; color: white;
}
.s-icon.line-icon { background: #06C755; }
.s-icon.ig-icon { background: linear-gradient(135deg, #F58529, #DD2A7B, #8134AF); }
.social-card h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.1rem; font-weight: 400; margin-bottom: 12px;
}
.social-card .sdesc { font-size: 0.8rem; line-height: 1.8; color: var(--sumi-light); margin-bottom: 8px; }
.social-card .sbenefit { font-size: 0.75rem; color: var(--shu); margin-bottom: 24px; }
.social-btn {
  display: inline-block; padding: 12px 32px;
  font-size: 0.75rem; letter-spacing: 0.15em;
  border: 1px solid; transition: all 0.3s;
}
.social-btn.line-btn { border-color: #06C755; color: #06C755; }
.social-btn.line-btn:hover { background: #06C755; color: white; }
.social-btn.ig-btn { border-color: #DD2A7B; color: #DD2A7B; }
.social-btn.ig-btn:hover { background: #DD2A7B; color: white; }

/* ===== FOOTER ===== */
.site-footer { background: var(--sumi); color: var(--washi); padding: 80px 40px 40px; }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 60px;
}
.footer-brand {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.2rem; letter-spacing: 0.15em;
}
.footer-brand small {
  display: block; font-size: 0.6rem;
  letter-spacing: 0.3em; color: var(--usuzumi); margin-top: 8px;
}
.footer-brand p { font-size: 0.75rem; line-height: 1.8; color: var(--usuzumi); margin-top: 16px; }
.footer-links h4 {
  font-size: 0.65rem; letter-spacing: 0.3em;
  color: var(--usuzumi); margin-bottom: 20px;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a {
  color: rgba(247,243,233,0.7); font-size: 0.8rem;
  letter-spacing: 0.1em; transition: color 0.3s;
}
.footer-links a:hover { color: var(--washi); }
.footer-copy {
  text-align: center; margin-top: 60px; padding-top: 30px;
  border-top: 1px solid rgba(247,243,233,0.1);
  font-size: 0.65rem; color: var(--usuzumi);
}

/* ===== ITEM DETAIL PAGE ===== */
.item-page { padding: 120px 40px 80px; max-width: 1000px; margin: 0 auto; }
.item-page .breadcrumb { font-size: 0.7rem; color: var(--usuzumi); margin-bottom: 40px; }
.item-main { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.item-images img { width: 100%; border: 1px solid rgba(44,44,44,0.06); }
.item-info h1 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.6rem; font-weight: 400; margin-bottom: 16px;
}
.item-info .item-price-main {
  font-family: 'Zen Old Mincho', serif;
  font-size: 1.8rem; margin-bottom: 24px;
}
.item-info .item-desc {
  font-size: 0.85rem; line-height: 2.2;
  color: var(--sumi-light); margin-bottom: 32px;
}
.item-info .add-cart-area { margin-top: 24px; }
.item-info .add-cart-btn {
  width: 100%; padding: 16px;
  background: var(--sumi); color: var(--washi); border: none;
  font-size: 0.9rem; letter-spacing: 0.15em;
  transition: all 0.3s;
}
.item-info .add-cart-btn:hover { background: var(--shu); }

/* ===== ABOUT PAGE ===== */
.about-page { padding: 120px 40px 80px; max-width: 800px; margin: 0 auto; }
.about-page h1 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 2rem; font-weight: 400;
  text-align: center; margin-bottom: 60px;
}
.about-page .about-content {
  font-size: 0.9rem; line-height: 2.4;
  color: var(--sumi-light);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .site-header { padding: 16px 20px; }
  .site-nav { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: block; }
  .cart-icon span { display: none; }
  .hero-brush { font-size: 2.2rem; letter-spacing: 0.1em; }
  .hero-sub { font-size: 0.8rem; letter-spacing: 0.15em; color: var(--sumi); text-shadow: 0 0 12px rgba(255,255,255,0.8); }
  .hero-en { font-size: 0.65rem; color: var(--sumi); opacity: 0.7; text-shadow: 0 0 12px rgba(255,255,255,0.8); }
  .hero-content { padding: 0 20px; }
  .concept { grid-template-columns: 1fr; padding: 80px 24px; }
  .concept-vert { writing-mode: horizontal-tb; margin-bottom: -40px; }
  .concept-body h2 { font-size: 1.4rem; }
  .guide-items { flex-wrap: wrap; }
  .guide-item { flex: 0 0 calc(50% - 8px); }
  .front-card { grid-template-columns: 1fr; }
  .front-img { aspect-ratio: 32/25; }
  .front-info { padding: 32px 24px; }
  .front-info h3 { font-size: 1.2rem; }
  .review-cards { grid-template-columns: 1fr; }
  .gift-grid { grid-template-columns: 1fr; }
  .gift-banner { flex-direction: column; gap: 20px; text-align: center; }
  .sub-features { flex-wrap: wrap; gap: 24px; }
  .bulk-card { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .social-grid { grid-template-columns: 1fr; }
  .item-main { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .sec-header { margin-bottom: 40px; }
  .sec-header h2 { font-size: 1.3rem; }
  .sec-header .desc { font-size: 0.8rem; padding: 0 16px; }
  .concept-body p { font-size: 0.85rem; line-height: 1.9; }
  .sub-lead { font-size: 0.85rem; padding: 0 16px; }
  .sub-desc { font-size: 0.8rem; line-height: 1.9; padding: 0 12px; }
  .fdesc { font-size: 0.8rem; line-height: 1.8; }
  .bdesc { font-size: 0.8rem; line-height: 1.8; }
  .review-text { font-size: 0.8rem; line-height: 1.8; }
  .gift-banner p { font-size: 0.8rem; }
  .guide-note { font-size: 0.8rem; padding: 0 12px; }
  br.sp { display: block; }
  br.pc { display: none; }
}

@media (min-width: 769px) {
  br.sp { display: none; }
  br.pc { display: block; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
  .guide-item { flex: 0 0 100%; }
}