@charset "UTF-8";

/* =============================================================
   ぬかオジLab — style.css (v2)
   Noto Serif JP / モバイルファースト / 静かな呼吸感
   ============================================================= */

:root {
  --color-bg: #F8F4ED;
  --color-bg-alt: #EFE7D8;
  --color-text: #3A332C;
  --color-text-soft: #6B5F52;
  --color-line: #8B7355;
  --color-line-light: #D9CFB8;
  --color-accent: #D4B88C;
  --color-accent-2: #C97B7B;
  --color-shadow: rgba(58, 51, 44, 0.08);

  --font-serif: 'Noto Serif JP', 'Yu Mincho', 'YuMincho', serif;
  --font-sans:  'Noto Sans JP', 'Hiragino Sans', sans-serif;

  --content-max: 720px;
  --content-pad: 28px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ===== リセット ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 16px;
  line-height: 2;
  letter-spacing: 0.04em;
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  position: relative;
}

/* ===== 背景の静かな呼吸 ===== */
body::before {
  content: "";
  position: fixed;
  inset: -10%;
  z-index: -1;
  background:
    radial-gradient(circle at 20% 30%, rgba(212, 184, 140, 0.40), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(139, 115, 85,  0.28), transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(201, 123, 123, 0.18), transparent 40%);
  filter: blur(80px);
  animation: drift 50s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-3%, 2%) scale(1.05); }
  100% { transform: translate(2%, -3%) scale(1); }
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: opacity .3s ease, color .3s ease; }
ul { list-style: none; }
button { background: none; border: 0; cursor: pointer; font: inherit; color: inherit; }

/* ===== ユーティリティ ===== */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: var(--content-pad);
  padding-right: var(--content-pad);
  position: relative;
}
.section { padding: 80px 0; position: relative; }
.section-bg-alt { background: rgba(239, 231, 216, 0.6); }
.center { text-align: center; }

.jp-en {
  display: block;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.7em;
  letter-spacing: 0.3em;
  color: var(--color-line);
  text-transform: lowercase;
  margin-top: 10px;
}
.section-heading {
  text-align: center;
  margin-bottom: 48px;
}
.section-heading h2 {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.7;
}
.divider-small {
  width: 56px;
  height: 1px;
  background: var(--color-line);
  border: 0;
  margin: 24px auto;
}

/* ===== ヘッダー ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  transition: background-color .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled {
  background: rgba(248, 244, 237, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 1px 12px var(--color-shadow);
}
.header-inner {
  max-width: 960px;
  margin: 0 auto;
  height: 64px;
  padding: 0 var(--content-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-logo {
  font-size: 16px;
  letter-spacing: 0.18em;
  font-weight: 500;
}
.site-nav { display: none; }
.site-nav ul {
  display: flex;
  gap: 22px;
  align-items: center;
}
.site-nav a {
  font-size: 14px;
  letter-spacing: 0.1em;
  position: relative;
  padding: 4px 0;
}
.site-nav a:not(.nav-shop)::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--color-accent-2);
  transition: width .4s var(--ease-out);
}
.site-nav a:not(.nav-shop):hover::after { width: 100%; }
.nav-shop {
  font-family: var(--font-sans);
  font-size: 13px;
  border: 1px solid var(--color-text);
  padding: 7px 16px;
  letter-spacing: 0.12em;
  border-radius: 4px;
  transition: background .3s ease, color .3s ease;
}
.nav-shop:hover { background: var(--color-text); color: var(--color-bg); opacity: 1; }

/* ハンバーガー */
.nav-toggle {
  width: 36px;
  height: 36px;
  position: relative;
  z-index: 102;
}
.nav-toggle span {
  position: absolute;
  left: 8px;
  width: 20px;
  height: 1px;
  background: var(--color-text);
  transition: all .3s ease;
}
.nav-toggle span:nth-child(1) { top: 13px; }
.nav-toggle span:nth-child(2) { top: 18px; }
.nav-toggle span:nth-child(3) { top: 23px; }
.nav-toggle.is-open span:nth-child(1) { top: 18px; transform: rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { top: 18px; transform: rotate(-45deg); }

/* モバイルナビ(オーバーレイ・上からスライドダウン) */
.mobile-drawer {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(248, 244, 237, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 96px var(--content-pad) 48px;
  transform: translateY(-110%);
  transition: transform .5s var(--ease-out);
  z-index: 101;
  min-height: 60vh;
}
.mobile-drawer.is-open { transform: translateY(0); }
.mobile-drawer ul { display: flex; flex-direction: column; gap: 24px; }
.mobile-drawer a {
  font-size: 18px;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ===== ヒーロー(写真版) ===== */
.hero {
  text-align: center;
  position: relative;
}
.hero-image {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  display: block;
  opacity: 0;
  animation: heroFade 1.2s var(--ease-out) forwards;
  animation-delay: 0.1s;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.hero-text-block {
  padding: 56px var(--content-pad) 80px;
}
.hero-logo {
  width: 96px;
  margin: 0 auto 32px;
  opacity: 0;
  transform: translateY(12px);
  animation: heroFade 0.9s var(--ease-out) forwards;
  animation-delay: 0.1s;
}
.hero-line {
  opacity: 0;
  transform: translateY(12px);
  animation: heroFade 1s var(--ease-out) forwards;
  animation-delay: var(--delay, 0.4s);
}
.hero-divider {
  width: 56px; height: 1px;
  background: var(--color-line);
  margin: 24px auto;
  border: 0;
  transform-origin: center;
  opacity: 0;
  animation: heroFade 0.8s var(--ease-out) forwards;
  animation-delay: 0.7s;
}
.hero-copy {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 2.1;
  margin-bottom: 12px;
}
.hero-key {
  font-family: 'Noto Serif JP', serif;
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 2;
  color: #3A2E26;
  margin-bottom: 8px;
}
@media (min-width: 720px) {
  .hero-key { font-size: 36px; }
}
.hero-sub {
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 2.2;
  letter-spacing: 0.04em;
}
.hero-scroll {
  margin-top: 56px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.25em;
  color: var(--color-line);
  opacity: 0;
  animation: heroFade 0.8s var(--ease-out) forwards, scrollBob 2s ease-in-out infinite;
  animation-delay: 1.6s, 2.4s;
}
@keyframes heroFade {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollBob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(4px); }
}

/* ===== 本文段落 ===== */
.prose p { margin-bottom: 1.4em; line-height: 2.05; }
.prose p:last-child { margin-bottom: 0; }

/* ===== ぬかオジアイコン(本文中) ===== */
.nukaoji-icon {
  display: inline-block;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line-light);
  vertical-align: middle;
  object-fit: cover;
}
.nukaoji-icon--lg { width: 96px; height: 96px; }
.nukaoji-icon--sm { width: 40px; height: 40px; }

.greet-block {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}
.greet-block .nukaoji-icon { flex-shrink: 0; }
.greet-block p { line-height: 1.9; }

/* ===== 商品紹介(共通) ===== */
.product-intro { text-align: center; }
.product-image-wrap {
  position: relative;
  margin: 0 auto 32px;
  max-width: 640px;
  border: 1px solid var(--color-line-light);
  background: var(--color-bg-alt);
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 4px 20px var(--color-shadow);
}
.product-image-wrap img { width: 100%; }
.badge-limited {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--color-accent-2);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.18em;
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(201, 123, 123, 0.3);
}
.product-name {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.18em;
  margin: 8px 0 4px;
}
.product-name-en {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-line);
  margin-bottom: 24px;
  font-weight: 300;
}

/* ===== ボタン・リンク ===== */
.btn {
  display: inline-block;
  position: relative;
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.1em;
  padding: 14px 30px;
  background: var(--color-line);
  color: #fff;
  border-radius: 4px;
  border: 1px solid var(--color-line);
  overflow: hidden;
  transition: transform .15s ease, color .4s ease;
  cursor: pointer;
  z-index: 1;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-text);
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform .5s var(--ease-out);
  z-index: -1;
}
.btn:hover::before {
  transform: scaleX(1);
  transform-origin: left center;
}
.btn:hover { color: #fff; opacity: 1; }
.btn:active { transform: scale(0.98); }
.btn--lg { padding: 18px 36px; font-size: 16px; }
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.text-link {
  position: relative;
  padding-bottom: 3px;
  font-size: 15px;
  letter-spacing: 0.04em;
  display: inline-block;
}
.text-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--color-accent-2);
  transform: scaleX(1);
  transform-origin: left center;
  transition: transform .4s var(--ease-out);
}
.text-link:hover { color: var(--color-accent-2); opacity: 1; }
.text-link:hover::after {
  animation: linkUnderline .6s var(--ease-out);
}
@keyframes linkUnderline {
  0%   { transform: scaleX(1); transform-origin: right center; }
  49%  { transform: scaleX(0); transform-origin: right center; }
  50%  { transform: scaleX(0); transform-origin: left center; }
  100% { transform: scaleX(1); transform-origin: left center; }
}

.cta-row { text-align: center; margin-top: 40px; }
.cta-row .btn + .text-link { margin-left: 24px; }

/* ===== Instagram(発酵日誌) ===== */
.journal-section { text-align: center; }
.instagram-feed {
  max-width: var(--content-max);
  margin: 0 auto;
  text-align: left;
}
.instagram-feed behold-widget { display: block; width: 100%; }

/* ===== クロージング ===== */
.closing-cta {
  text-align: center;
  background: rgba(239, 231, 216, 0.7);
  padding: 80px var(--content-pad);
}
.closing-headline {
  font-size: 22px;
  font-weight: 500;
  line-height: 2;
  letter-spacing: 0.06em;
  margin-bottom: 32px;
}
.closing-note {
  margin-top: 20px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-text-soft);
  font-weight: 300;
}

/* ===== ABOUTページ ===== */
.page-title-block {
  text-align: center;
  padding: 64px var(--content-pad) 32px;
}
.page-title {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.7;
}
.page-title small {
  display: block;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--color-line);
  margin-top: 10px;
}

.about-greeting {
  padding: 32px var(--content-pad) 56px;
  text-align: center;
}
.about-greeting .nukaoji-icon { margin: 0 auto 20px; }
.about-greeting p { font-size: 17px; }

/* ===== 章セクション(背面の大きな番号付き) ===== */
.story-chapter {
  position: relative;
  padding: 80px 0 56px;
  border-top: 1px dashed var(--color-line-light);
}
.story-chapter:first-of-type { border-top: 0; }
.chapter-big-no {
  position: absolute;
  top: 24px;
  right: -10px;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 80px;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
  pointer-events: none;
  user-select: none;
  line-height: 1;
}
.story-chapter.is-visible .chapter-big-no {
  opacity: 0.18;
  transform: scale(1);
}
.chapter-no {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--color-line);
  margin-bottom: 12px;
}
.chapter-title {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}
.chapter-title .nukaoji-icon--sm { flex-shrink: 0; }

/* ぬかオジについて(リスト) */
.profile-list {
  background: rgba(239, 231, 216, 0.65);
  border-radius: 8px;
  padding: 32px;
  margin: 24px auto;
  border: 1px solid var(--color-line-light);
}
.profile-list dt {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--color-line);
  margin-top: 16px;
}
.profile-list dt:first-child { margin-top: 0; }
.profile-list dd { font-size: 16px; line-height: 1.95; }

.signature-block {
  display: flex;
  align-items: center;
  gap: 18px;
  justify-content: center;
  margin-top: 36px;
  font-family: var(--font-serif);
  font-size: 16px;
  letter-spacing: 0.12em;
  color: var(--color-line);
}
.signature-block .nukaoji-icon {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}
@media (min-width: 720px) {
  .signature-block .nukaoji-icon { width: 96px; height: 96px; }
  .signature-block { gap: 22px; font-size: 17px; }
}

/* ===== 商品ページ ===== */
.product-hero { text-align: center; padding: 56px 0 24px; }
.product-hero .product-image-wrap { margin-top: 32px; }
.product-catch {
  font-size: 22px;
  font-weight: 500;
  line-height: 2;
  letter-spacing: 0.06em;
  margin: 36px 0 32px;
}
.price-card {
  background: rgba(239, 231, 216, 0.65);
  border: 1px solid var(--color-line-light);
  border-radius: 8px;
  padding: 28px 24px;
  max-width: 420px;
  margin: 0 auto 32px;
  text-align: center;
}
.price-card .price-label {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--color-accent-2);
  margin-bottom: 8px;
}
.price-card .price-main {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 0.08em;
}
.price-card .price-note {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 11px;
  color: var(--color-text-soft);
  margin-top: 8px;
  letter-spacing: 0.06em;
  line-height: 1.85;
}

.ingredients-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}
.ingredient-card {
  background: rgba(239, 231, 216, 0.55);
  border: 1px solid var(--color-line-light);
  border-radius: 8px;
  padding: 28px 24px;
  transition: transform .5s var(--ease-out), box-shadow .5s ease;
}
.ingredient-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px var(--color-shadow);
}
.ingredient-icon {
  font-size: 28px;
  margin-bottom: 12px;
  display: block;
}
.ingredient-card h3 {
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.ingredient-card p {
  font-size: 14px;
  line-height: 1.95;
  color: var(--color-text-soft);
}

.simple-list { margin-top: 24px; }
.simple-list li {
  padding: 14px 0;
  border-bottom: 1px dashed var(--color-line-light);
  font-size: 16px;
  letter-spacing: 0.02em;
  line-height: 1.85;
}
.simple-list li::before {
  content: "✓";
  color: var(--color-accent);
  margin-right: 12px;
  font-weight: 700;
}

.info-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  font-size: 14px;
}
.info-table th, .info-table td {
  padding: 14px 10px;
  border-bottom: 1px solid var(--color-line-light);
  text-align: left;
  vertical-align: top;
  line-height: 1.85;
}
.info-table th {
  width: 36%;
  color: var(--color-line);
  font-weight: 400;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.12em;
}
.info-table td a {
  border-bottom: 1px solid var(--color-accent-2);
  padding-bottom: 1px;
}
.info-table td a:hover { color: var(--color-accent-2); opacity: 1; }

.closing-message {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  padding: 48px var(--content-pad);
}
.closing-message p { margin-bottom: 1.4em; }

/* ===== 404 ===== */
.error-page {
  text-align: center;
  padding: 100px var(--content-pad);
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.error-page h1 {
  font-size: 24px;
  font-weight: 500;
  line-height: 2;
  letter-spacing: 0.08em;
  margin: 16px 0 24px;
}

/* ===== フッター(つくり手紹介スタイル) ===== */
.site-footer {
  background: rgba(239, 231, 216, 0.7);
  padding: 80px var(--content-pad) 40px;
  text-align: center;
  margin-top: 80px;
  position: relative;
  font-family: 'Noto Serif JP', serif;
  letter-spacing: 0.08em;
}
.footer-maker-icon {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto;
  display: block;
  object-fit: cover;
  border: 0;
  background: transparent;
}
.footer-role {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: #B5A88E;
  margin-top: 18px;
}
.footer-motto {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: 0.14em;
  color: #3A2E26;
  margin-top: 14px;
}
@media (min-width: 720px) {
  .footer-motto { font-size: 18px; }
}
.footer-tagline {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: 14px;
  line-height: 1.95;
  letter-spacing: 0.08em;
  color: #3A2E26;
  margin-top: 14px;
  margin-bottom: 36px;
}
.footer-divider {
  width: 20%;
  max-width: 120px;
  height: 1px;
  background: #D4C8B5;
  border: 0;
  margin: 0 auto 36px;
}
.footer-brand {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 20px;
  letter-spacing: 0.16em;
  color: #3A2E26;
}
.footer-en {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 12px;
  color: #B5A88E;
  letter-spacing: 0.22em;
  margin-bottom: 24px;
  margin-top: 6px;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin: 36px 0;
  flex-wrap: wrap;
}
.footer-links a {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--color-text);
}
.footer-icon {
  width: 26px;
  height: 26px;
  padding: 12px;
  background: rgba(212, 184, 140, 0.18);
  border: 1px solid rgba(139, 115, 85, 0.25);
  border-radius: 50%;
  box-sizing: content-box;
  fill: var(--color-line);
  margin-right: 0;
  vertical-align: middle;
  transition: background .35s ease, transform .35s var(--ease-out);
}
.footer-links a:hover { color: var(--color-accent-2); opacity: 1; }
.footer-links a:hover .footer-icon {
  background: rgba(212, 184, 140, 0.35);
  fill: var(--color-text);
  transform: translateY(-2px);
}
.copyright {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--color-text-soft);
  margin-top: 32px;
}

/* ===== スクロール連動フェードイン ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 浮かぶ水玉(背景演出・控えめ) =====
   .floating-dots を body 直下や section 内に配置すると、
   小さな円がゆっくり上昇する。z-indexは背景レイヤー。 */
.floating-dots {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.floating-dots .dot {
  position: absolute;
  bottom: -40px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 30% 30%,
    rgba(212, 184, 140, 0.55),
    rgba(212, 184, 140, 0.2) 60%,
    transparent 85%
  );
  border: 1px solid rgba(212, 184, 140, 0.35);
  opacity: 0;
  animation: dotRise linear infinite;
}
.floating-dots .dot:nth-child(1) { left: 8%;  width: 10px; height: 10px; animation-duration: 28s; animation-delay: 0s; }
.floating-dots .dot:nth-child(2) { left: 22%; width: 14px; height: 14px; animation-duration: 32s; animation-delay: 4s; }
.floating-dots .dot:nth-child(3) { left: 38%; width: 8px;  height: 8px;  animation-duration: 26s; animation-delay: 8s; }
.floating-dots .dot:nth-child(4) { left: 56%; width: 12px; height: 12px; animation-duration: 34s; animation-delay: 2s; }
.floating-dots .dot:nth-child(5) { left: 72%; width: 9px;  height: 9px;  animation-duration: 30s; animation-delay: 6s; }
.floating-dots .dot:nth-child(6) { left: 88%; width: 14px; height: 14px; animation-duration: 36s; animation-delay: 10s; }
@keyframes dotRise {
  0%   { transform: translateY(0)     translateX(0)  scale(0.7); opacity: 0; }
  10%  { opacity: 0.85; }
  50%  { transform: translateY(-50vh) translateX(-8px); opacity: 0.7; }
  90%  { transform: translateY(-95vh) translateX(10px); opacity: 0.4; }
  100% { transform: translateY(-105vh) translateX(0)  scale(1);  opacity: 0; }
}
.section, .closing-cta { position: relative; }
.section > .container, .closing-cta > * { position: relative; z-index: 1; }


/* ===== SNSアイコン(フッター) ===== */
.footer-icon {
  display: inline-block;
  width: 14px;
  height: 14px;
  vertical-align: -2px;
  margin-right: 8px;
  fill: currentColor;
}


/* ===== 商品ページ・ヒーロータイトルの2段組 ===== */
.product-title-stack {
  text-align: center;
}
.product-title-stack .line-1 {
  display: block;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.14em;
  margin-bottom: 8px;
  line-height: 1.6;
}
.product-title-stack .line-2 {
  display: block;
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.2em;
  line-height: 1.6;
}
.product-title-stack small {
  display: block;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--color-line);
  margin-top: 12px;
}
@media (min-width: 720px) {
  .product-title-stack .line-1 { font-size: 26px; }
  .product-title-stack .line-2 { font-size: 36px; }
}


/* ===== prefers-reduced-motion ===== */
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1 !important; transform: none !important; transition: none !important; }
  .hero-logo, .hero-line, .hero-divider, .hero-scroll {
    opacity: 1 !important; transform: none !important; animation: none !important;
  }
  body::before { animation: none !important; }
  .ingredient-card { transition: none !important; }
  .floating-dots .dot { animation: none !important; opacity: 0 !important; }
  html { scroll-behavior: auto; }
}

/* ===== レスポンシブ:タブレット以上(720px〜) ===== */
@media (min-width: 720px) {
  .site-nav { display: block; }
  .nav-toggle, .mobile-drawer { display: none; }
  .header-inner { height: 72px; }

  .hero { padding: 120px var(--content-pad); }
  .hero-copy { font-size: 26px; }
  .hero-sub { font-size: 16px; }

  .section { padding: 120px 0; }
  .section-heading h2 { font-size: 28px; }

  .ingredients-list {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .product-name { font-size: 36px; }
  .product-catch { font-size: 26px; }
  .closing-headline { font-size: 26px; }
  .footer-maker-icon { width: 130px; height: 130px; }
  .footer-tagline { font-size: 16px; }
  .footer-brand { font-size: 24px; }
  .footer-en { font-size: 13px; }
  .closing-cta { padding: 120px var(--content-pad); }
  .page-title { font-size: 36px; }
  .chapter-title { font-size: 22px; }
  .chapter-big-no { font-size: 120px; right: -20px; top: 16px; }
}