/* ========================================
   老舗 うなぎ処 - スタイル
   参照: marumochiya.net 構成・アニメーション再現
   カラー: 墨色・焦げ茶・琥珀
   ======================================== */

:root {
  /* ウナギ屋パレット */
  --color-ink: #222;
  --color-burnt: #3e2723;
  --color-amber: #d4a84b;
  --color-gold: #c9a227;
  --color-cream: #f5f0e8;
  --color-light: #faf8f5;
  --color-white: #fff;

  /* 余白・コンテナ（元サイトのバランスを踏襲） */
  --container-width:  min(92%, 1200px);
  --section-padding-y: clamp(4rem, 10vw, 7rem);
  --section-gap: clamp(2rem, 5vw, 4rem);
  --gap-grid: clamp(1.25rem, 3vw, 2rem);

  /* アニメーション */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-soft: cubic-bezier(0.33, 1, 0.5, 1); /* ふわっとした動き */
  --ease-soft-out: cubic-bezier(0.4, 0, 0.2, 1); /* 消え方・ふわっと */
  --duration-m: 0.6s;
  --duration-s: 0.4s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-weight: 400;
  color: var(--color-ink);
  background-color: var(--color-light);
  background-image: none;
  background-repeat: repeat;
  background-size: auto;
  line-height: 1.7;
  overflow-x: hidden;
  min-width: 0;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ----- プレースホルダー（画像と同じアスペクト比） ----- */
.placeholder {
  width: 100%;
  height: 0;
  background: linear-gradient(135deg, #555 0%, #333 100%);
  background-color: #444;
}
.placeholder-1-1   { aspect-ratio: 1 / 1; }
.placeholder-4-3   { aspect-ratio: 4 / 3; }
.placeholder-16-9  { aspect-ratio: 16 / 9; }

/* ----- ヘッダー（画面タップで表示） ----- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0.4rem 0;
  padding-top: max(0.4rem, env(safe-area-inset-top));
  background: rgba(255, 255, 255, 0);
  opacity: 0;
  transform: translateY(-100%);
  pointer-events: none;
  transition: opacity 0.6s var(--ease-soft),
              transform 0.6s var(--ease-soft),
              background var(--duration-s) var(--ease-out-quart),
              padding var(--duration-s) var(--ease-out-quart);
}
.header.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.header.is-visible,
.header.is-scrolled {
  background: #fff;
}
.header.is-scrolled {
  padding: 0.35rem 0;
  padding-top: max(0.35rem, env(safe-area-inset-top));
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(0.75rem, 4vw, 1.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  margin: 0 0 0 clamp(1rem, 4vw, 2rem);
  min-width: 0;
}
.logo-img {
  display: block;
  height: clamp(1.75rem, 4.5vw, 2.5rem);
  width: auto;
  max-width: 140px;
  object-fit: contain;
  object-position: left center;
  background: transparent;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.header-nav-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.header-instagram,
.header-reservation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  color: #000;
  padding: 0.35rem;
  transition: opacity var(--duration-s);
}
.header-instagram:hover,
.header-reservation:hover {
  opacity: 0.7;
}
.header-reservation-text {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.header-lang-wrap {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: nowrap;
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: 4px;
  overflow: hidden;
}
.header-lang-btn {
  font-family: "Noto Serif JP", serif;
  font-size: 0.65rem;
  padding: 0.25rem 0.35rem;
  background: #fff;
  color: #333;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background var(--duration-s), color var(--duration-s);
}
.header-lang-btn:not(:last-child) {
  border-right: 1px solid rgba(0,0,0,0.1);
}
.header-lang-btn:hover {
  background: #f5f0e8;
}
.header-lang-btn.is-active,
.header-lang-btn[aria-pressed="true"] {
  background: var(--color-burnt);
  color: var(--color-cream);
  font-weight: 500;
}
.header-icon {
  display: block;
}
.nav-list {
  display: flex;
  gap: clamp(1rem, 2vw, 2rem);
}
.nav-list a {
  color: var(--color-ink);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  opacity: 0.9;
  position: relative;
  transition: opacity var(--duration-s);
}
.nav-list a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--color-amber);
  transition: width var(--duration-m) var(--ease-out-quart);
}
.nav-list a:hover {
  opacity: 1;
}
.nav-list a:hover::after {
  width: 100%;
}
.nav {
  display: none;
}
.nav.is-open {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 1000;
  padding: 4rem 2rem 2rem;
  padding-top: max(4rem, calc(env(safe-area-inset-top) + 4rem));
  background-color: #FFFFFF;
  background-image: none;
  opacity: 0;
  animation: menuOverlayFadeIn 0.45s var(--ease-soft) forwards;
}
@keyframes menuOverlayFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.nav.is-open .nav-list {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 0.5rem;
  font-size: 1.15rem;
  background: transparent;
  padding: 2rem;
  border-radius: 0;
  max-width: none;
  margin: 0 auto;
}
.nav.is-open .nav-list a {
  color: #333333;
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}
.nav.is-open .nav-list a::after {
  background: var(--color-amber);
}
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  min-width: 44px;
  min-height: 44px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-ink);
  -webkit-tap-highlight-color: transparent;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--duration-s);
}

/* SP用：body 直下のオーバーレイ（画面全体を白で覆う・ヘッダーの transform の影響を受けない） */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background-color: #FFFFFF;
  background-image: none;
  padding: 4rem 2rem 2rem;
  padding-top: max(4rem, calc(env(safe-area-inset-top) + 4rem));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.5, 1);
}
.nav-overlay.is-visible {
  opacity: 1;
}
.nav-overlay-close {
  position: absolute;
  top: max(0.5rem, env(safe-area-inset-top));
  right: clamp(0.75rem, 4vw, 1.5rem);
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  color: #333333;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  -webkit-tap-highlight-color: transparent;
}
.nav-overlay-close span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--duration-s);
}
.nav-overlay-close span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-overlay-close span:nth-child(2) {
  opacity: 0;
}
.nav-overlay-close span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}
.nav-overlay .nav-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1.15rem;
  list-style: none;
  margin: 0;
  padding: 2rem;
}
.nav-overlay .nav-list a {
  color: #333333;
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
  text-decoration: none;
  font-family: "Noto Serif JP", serif;
  letter-spacing: 0.05em;
}

/* ----- コンテナ・セクション ----- */
.container {
  width: var(--container-width);
  margin: 0 auto;
}
.section--dark {
  background: var(--color-burnt);
  color: var(--color-cream);
}
.section-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-amber);
  margin-bottom: 0.5rem;
}
.section--dark .section-label {
  color: var(--color-amber);
}
.section-title {
  margin: 0 0 1.5rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: letter-spacing 0.6s var(--ease-out-expo);
}
.reveal.is-visible .section-title {
  letter-spacing: 0.06em;
}
.section-header {
  margin-bottom: var(--section-gap);
  text-align: center;
}
.section-header .section-title {
  margin-bottom: 0;
}

/* ----- ヒーロー（円形マスクで開くアニメーション） ----- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  min-height: -webkit-fill-available;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-ink);
}
.hero-circle-mask {
  position: absolute;
  inset: 0;
  opacity: 0;
  animation: heroSoftReveal 2.8s var(--ease-soft) forwards;
}
.hero-inner {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  min-height: -webkit-fill-available;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-placeholder {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(180deg, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.15) 50%, rgba(0,0,0,0.25) 100%),
                    url(hero-bg.png);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: #111;
}
.hero-logo {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.2s var(--ease-soft);
}
.hero-logo-img {
  max-width: min(50vw, 280px);
  max-height: min(22vh, 160px);
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  background: transparent;
}
.hero.hero-finished .hero-logo {
  opacity: 1;
  visibility: visible;
  z-index: 3;
}
.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 1.5rem;
  padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
  transition: opacity 1.2s var(--ease-soft-out);
}
/* ヒーロー：ロゴを縦向き・中央・大サイズで表示 */
.hero-logo-vertical {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin: 0 auto;
  opacity: 0;
  animation: heroVerticalIn 1.6s var(--ease-soft) 1s forwards;
}
@media (prefers-reduced-motion: reduce) {
  .hero-logo-vertical {
    animation: none;
    opacity: 1;
  }
}
.hero-logo-vertical-img {
  display: block;
  max-height: min(72vh, 420px);
  max-width: min(36vh, 240px);
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  -webkit-filter: invert(1);
  filter: invert(1);
}
/* 下：ローマ字横書き・日本語より小さめ */
.hero-roman {
  margin: 1.8em 0 0;
  font-size: clamp(1.35rem, 4.2vw, 1.85rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-white);
  font-family: "Noto Serif JP", "Yuji Mai", serif;
  text-align: center;
  line-height: 1.6;
  opacity: 0;
  animation: heroVerticalIn 1.6s var(--ease-soft) 1.7s forwards;
  text-shadow: 0 1px 6px rgba(0,0,0,0.4);
}
@keyframes heroVerticalIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* ほわっとサイトに登場（丸の拡大ではなくフェード＋ぼかし解け） */
@keyframes heroSoftReveal {
  from {
    opacity: 0;
    -webkit-filter: blur(12px);
    filter: blur(12px);
  }
  to {
    opacity: 1;
    -webkit-filter: blur(0);
    filter: blur(0);
  }
}
/* リード：ふわっと左から・軽いスケール */
@keyframes heroLeadIn {
  from {
    opacity: 0;
    transform: translateX(-18px) scale(0.99);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}
/* タイトル行：ふわっと浮き上がり＋字間がゆるく開く */
@keyframes heroTitleIn {
  from {
    opacity: 0;
    transform: translateY(20px);
    letter-spacing: 0.12em;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    letter-spacing: 0.02em;
  }
}
/* 説明文：ふわっと浮き上がり＋ぼかしがゆるく解ける */
@keyframes heroDescIn {
  from {
    opacity: 0;
    transform: translateY(16px);
    filter: blur(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

/* ----- Intro（円形マスク：スクロールで開く） ----- */
.intro.section {
  background-color: #FDFCF9;
  background-image: url("bg-unagi-washi.png");
  background-repeat: repeat;
}
.intro-circle-wrapper {
  clip-path: circle(0% at 50% 50%);
  transition: clip-path 1.6s var(--ease-out-expo);
}
.intro-circle-wrapper.is-visible {
  clip-path: circle(150% at 50% 50%);
}
.intro-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}
.intro-header.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1.4s var(--ease-out-expo), transform 1.4s var(--ease-out-expo);
}
.intro-header.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.intro-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}
.intro-detail.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1.4s var(--ease-out-expo), transform 1.4s var(--ease-out-expo);
  transition-delay: 0.25s;
}
.intro-detail.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.25s;
}
.intro-text { order: 1; }
.intro-visual { order: 0; }
.intro-body {
  margin: 0 0 1.5rem;
  font-size: clamp(0.95rem, 1.2vw, 1rem);
  color: #000;
}
.intro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}
.intro-links a {
  font-size: 0.9rem;
  color: var(--color-amber);
  letter-spacing: 0.05em;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--color-amber);
  transition: color var(--duration-s), border-color var(--duration-s), transform var(--duration-s);
  display: inline-block;
}
.intro-links a:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
  transform: translateX(4px);
}
.intro-visual {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(34, 34, 34, 0.12);
}
.intro-noren {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(420px, 55vh);
  object-fit: contain;
  object-position: center;
  background: var(--color-cream);
}

/* ----- お品書き（カードグリッド・ホバー浮き上がり） ----- */
.menu-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-grid);
}
.menu-card {
  background: var(--color-cream);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform var(--duration-m) var(--ease-out-expo),
              box-shadow var(--duration-m) var(--ease-out-expo);
  display: flex;
  flex-direction: column;
}
.menu-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}
.menu-card-image {
  overflow: hidden;
}
.menu-card-image .placeholder {
  display: block;
  transition: transform var(--duration-m) var(--ease-out-expo);
}
.menu-card:hover .menu-card-image .placeholder {
  transform: scale(1.05);
}
.menu-card-body {
  padding: 1.25rem;
  flex: 1;
}
.menu-card-title {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-ink);
}
.menu-card-desc {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  color: #000;
  opacity: 0.9;
  line-height: 1.6;
}
.menu-card-price {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-amber);
}
.menu-card-price a {
  color: var(--color-amber);
  text-decoration: underline;
}
.menu-card-price a:hover {
  color: var(--color-gold);
}
.section--dark .menu-card-title { color: var(--color-ink); }
.section--dark .menu-card-desc  { color: #000; }

/* お品書き・店舗案内：当店について・ご予約と同じ2色背景 */
#menu.section--dark {
  background-color: #FDFCF9;
  background-image: url("bg-unagi-washi.png");
  background-repeat: repeat;
  color: var(--color-ink);
}
#menu.section--dark .section-label {
  color: var(--color-amber);
}
#shop.section--dark {
  background-color: #FDFCF9;
  background-image: url("bg-unagi-washi.png");
  background-repeat: repeat;
  color: var(--color-ink);
}
#shop.section--dark .section-label {
  color: var(--color-amber);
}
#shop.section--dark .shop-desc {
  color: #000;
}
#shop.section--dark .shop-card {
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}
#shop.section--dark .shop-card:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}
#shop.section--dark .shop-card-title,
#shop.section--dark .shop-card-address,
#shop.section--dark .shop-card-time,
#shop.section--dark .shop-card-tel {
  color: var(--color-ink);
}
#shop.section--dark .shop-card-tel a {
  color: var(--color-amber);
}
#shop.section--dark .shop-card-link {
  color: var(--color-amber);
  border-color: var(--color-amber);
}
#shop .shop-card-payment {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}
#shop .shop-card-payment-title {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-ink);
}
#shop .shop-card-payment-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
#shop .shop-card-payment-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.65rem;
  min-height: 2rem;
}
#shop .shop-card-payment-row:last-child {
  margin-bottom: 0;
}
#shop .shop-card-payment-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  color: var(--color-ink);
}
#shop .shop-card-payment-icon svg {
  display: block;
}
#shop .shop-card-payment-label {
  font-size: 0.8rem;
  color: var(--color-ink);
  line-height: 1.5;
}
#shop.section--dark .shop-card-payment-title,
#shop.section--dark .shop-card-payment-label {
  color: var(--color-ink);
}
#shop.section--dark .shop-card-payment-icon {
  color: var(--color-ink);
}

/* ----- お品書き：高級感レイアウト（#menu のみ） ----- */
#menu .menu-section-header {
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
#menu .menu-section-title {
  margin-bottom: 0.5rem;
}
#menu .menu-section-subtitle {
  margin: 0;
  font-size: clamp(0.8rem, 1.5vw, 0.95rem);
  font-weight: 400;
  color: #000;
  letter-spacing: 0.08em;
  opacity: 0.9;
}
#menu .menu-section-lead {
  margin: 1.25rem auto 0;
  max-width: 520px;
  font-size: clamp(0.85rem, 1.3vw, 0.95rem);
  font-weight: 400;
  color: #000;
  line-height: 1.75;
  letter-spacing: 0.02em;
  opacity: 0.95;
}
#menu .menu-container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
#menu .menu-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 6vw, 4rem);
}
#menu .menu-card {
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
  transition: transform var(--duration-m) var(--ease-out-expo);
}
#menu .menu-card:hover {
  transform: translateY(-4px);
  box-shadow: none;
}
#menu .menu-card-image {
  overflow: hidden;
  margin-bottom: 1.25rem;
}
#menu .menu-card-image .placeholder,
#menu .menu-card-image img {
  aspect-ratio: 4 / 3;
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform var(--duration-m) var(--ease-out-expo);
}
#menu .menu-card:hover .menu-card-image .placeholder,
#menu .menu-card:hover .menu-card-image img {
  transform: scale(1.03);
}
#menu .menu-card-body {
  padding: 0 0.25rem;
}
#menu .menu-card-title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 600;
  letter-spacing: 0.02em;
}
#menu .menu-card-price {
  margin: 0;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  font-weight: 500;
  letter-spacing: 0.02em;
}
@media (min-width: 768px) {
  #menu .menu-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(2.5rem, 5vw, 3.5rem);
  }
  #menu .menu-card-image .placeholder,
  #menu .menu-card-image img {
    aspect-ratio: 3 / 4;
  }
}
@media (min-width: 1024px) {
  #menu .menu-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(2rem, 4vw, 3rem);
  }
  #menu .menu-card-image {
    margin-bottom: 1.5rem;
  }
  #menu .menu-card-body {
    padding: 0 0.5rem;
  }
}

/* ----- こだわり（円窓モチーフ） ----- */
.story-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--section-gap);
  text-align: center;
  max-width: 360px;
  margin: 0 auto;
}
.story-item {
  padding: 0 1rem;
}
.story-circle {
  width: 160px;
  aspect-ratio: 1 / 1;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(34, 34, 34, 0.15);
  clip-path: circle(50% at 50% 50%);
  transition: transform var(--duration-m) var(--ease-out-expo),
              box-shadow var(--duration-m) var(--ease-out-expo);
}
.story-item:hover .story-circle {
  transform: scale(1.05);
  box-shadow: 0 16px 40px rgba(212, 168, 75, 0.25);
}
.story-circle .placeholder,
.story-circle-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  aspect-ratio: unset;
}
.story-item-title {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-ink);
}
.story-item-desc {
  margin: 0;
  font-size: 0.9rem;
  color: #000;
  line-height: 1.65;
}

/* ----- 店舗案内 ----- */
.shop-desc {
  margin: 0 auto 2rem;
  max-width: 560px;
  text-align: center;
  font-size: 0.95rem;
  color: var(--color-cream);
  opacity: 0.95;
}
.shop-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap-grid);
  max-width: 640px;
  margin: 0 auto;
}
.shop-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  transition: transform var(--duration-m) var(--ease-out-expo),
              box-shadow var(--duration-m) var(--ease-out-expo);
}
.shop-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}
.shop-card-image .placeholder {
  display: block;
}
.shop-card-map-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #1a1a1a;
}
.shop-card-map-iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.shop-card-map-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  color: var(--color-cream);
  background: rgba(0, 0, 0, 0.6);
  text-align: center;
  text-decoration: none;
  transition: background var(--duration-s);
}
.shop-card-map-overlay:hover {
  background: rgba(0, 0, 0, 0.8);
  color: var(--color-amber);
}
.shop-card-body {
  padding: 1.5rem;
}
.shop-card-title {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-cream);
}
.shop-card-address,
.shop-card-time,
.shop-card-tel {
  margin: 0 0 0.25rem;
  font-size: 0.9rem;
  color: var(--color-cream);
  opacity: 0.9;
}
.shop-card-tel a {
  color: var(--color-cream);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 168, 75, 0.5);
}
.shop-card-tel a:hover {
  color: var(--color-amber);
}
.shop-card-map-link {
  display: block;
  position: relative;
  text-decoration: none;
  color: inherit;
}
.shop-card-map-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-cream);
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity var(--duration-s);
}
.shop-card-map-link:hover .shop-card-map-label {
  opacity: 1;
}
.shop-card-link {
  display: inline-block;
  margin-top: 0.75rem;
  margin-right: 1rem;
  font-size: 0.9rem;
  color: var(--color-amber);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-amber);
  transition: color var(--duration-s), opacity var(--duration-s), transform var(--duration-s);
}
.shop-card-link:hover {
  color: var(--color-gold);
  opacity: 0.9;
  transform: translateX(4px);
}

/* ----- お知らせ ----- */
.news-list {
  max-width: 640px;
  margin: 0 auto;
}
.news-item {
  padding: 1rem 0;
  border-bottom: 1px solid rgba(62, 39, 35, 0.15);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem;
}
.news-item:last-child {
  border-bottom: none;
}
.news-date {
  font-size: 0.85rem;
  color: #000;
  opacity: 0.8;
  flex-shrink: 0;
}
.news-link {
  flex: 1;
  min-width: 0;
  color: #000;
  transition: color var(--duration-s), padding-left var(--duration-s);
  display: inline-block;
}
.news-link:hover {
  color: var(--color-amber);
  padding-left: 6px;
}

/* ----- フッター ----- */
.footer {
  padding: 3.5rem 0;
  padding-top: clamp(3rem, 8vw, 4.5rem);
  padding-bottom: max(clamp(3rem, 8vw, 4.5rem), env(safe-area-inset-bottom));
  background: #1C1C1C;
  color: #E8E5DF;
  text-align: center;
  font-family: "Yuji Mai", "Noto Serif JP", serif;
}
.footer-logo {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  font-family: "Yuji Mai", "Noto Serif JP", serif;
  color: #E8E5DF;
}
.footer-logo-ja {
  display: block;
}
.footer-logo-en {
  display: block;
  margin-top: 0.35em;
  font-family: "Noto Serif JP", "Yuji Mai", serif;
  font-size: 0.75em;
  letter-spacing: 0.15em;
}
.footer-copy {
  margin: 0.75rem 0 0;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ----- スクロール連動フェードイン（JSで .is-visible を付与） ----- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-out-expo),
              transform 0.9s var(--ease-out-expo);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* 題名を先に、そのあと説明・詳細がふわっと（section-header 単体の reveal 用） */
.section-header.reveal {
  opacity: 1;
  transform: none;
}
.section-header.reveal .section-label,
.section-header.reveal .section-title {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
  transition-delay: 0s;
}
.section-header.reveal.is-visible .section-label,
.section-header.reveal.is-visible .section-title {
  opacity: 1;
  transform: translateY(0);
}
.section-header.reveal > *:not(.section-label):not(.section-title) {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.75s var(--ease-out-expo), transform 0.75s var(--ease-out-expo);
  transition-delay: 0.25s;
}
.section-header.reveal.is-visible > *:not(.section-label):not(.section-title) {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.25s;
}
/* 遅延で順番に表示（カードが続けて現れる） */
.reveal.reveal-delay-1 { transition-delay: 0.08s; }
.reveal.reveal-delay-2 { transition-delay: 0.16s; }
.reveal.reveal-delay-3 { transition-delay: 0.24s; }
.reveal.reveal-delay-4 { transition-delay: 0.32s; }
.reveal.reveal-delay-5 { transition-delay: 0.4s; }
.reveal.reveal-delay-6 { transition-delay: 0.48s; }
.reveal.reveal-delay-7 { transition-delay: 0.56s; }
.reveal.reveal-delay-8 { transition-delay: 0.64s; }

/* 名物ひつまぶし：題名→詳細（当店について・ご予約と同じ）。詳細内は総括→二本→(間)→一本→(間)→並 */
#menu .menu-header.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1.1s var(--ease-out-expo), transform 1.1s var(--ease-out-expo);
}
#menu .menu-header.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
#menu .menu-detail.reveal {
  opacity: 1;
  transform: none;
}
#menu .menu-detail.reveal.is-visible {
  opacity: 1;
  transform: none;
}
#menu .menu-detail {
  margin-top: clamp(2rem, 5vw, 3rem);
}
#menu .menu-grid {
  margin-top: clamp(2.5rem, 6vw, 4rem);
}
#menu .menu-detail.reveal .menu-section-lead {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
  transition-delay: 0.2s;
}
#menu .menu-detail.reveal.is-visible .menu-section-lead {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.2s;
}
#menu .menu-detail.reveal .menu-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.75s var(--ease-out-expo), transform 0.75s var(--ease-out-expo);
  transition-delay: 0.8s;
}
#menu .menu-detail.reveal .menu-card:nth-child(2) { transition-delay: 1.6s; }
#menu .menu-detail.reveal .menu-card:nth-child(3) { transition-delay: 2.4s; }
#menu .menu-detail.reveal.is-visible .menu-card {
  opacity: 1;
  transform: translateY(0);
}
#menu .menu-detail.reveal.is-visible .menu-card:nth-child(2) { transition-delay: 1.6s; }
#menu .menu-detail.reveal.is-visible .menu-card:nth-child(3) { transition-delay: 2.4s; }

/* こだわり：名物ひつまぶしと同じ 題名→詳細、各項目に間をあけて順にふわっと */
#story .story-header.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1.1s var(--ease-out-expo), transform 1.1s var(--ease-out-expo);
}
#story .story-header.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
#story .story-detail.reveal {
  opacity: 1;
  transform: none;
}
#story .story-detail.reveal.is-visible {
  opacity: 1;
  transform: none;
}
#story .story-detail {
  margin-top: clamp(2rem, 5vw, 3rem);
}
#story .story-detail.reveal .story-item {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.75s var(--ease-out-expo), transform 0.75s var(--ease-out-expo);
  transition-delay: 0.8s;
}
#story .story-detail.reveal .story-item:nth-child(2) { transition-delay: 1.6s; }
#story .story-detail.reveal .story-item:nth-child(3) { transition-delay: 2.4s; }
#story .story-detail.reveal.is-visible .story-item {
  opacity: 1;
  transform: translateY(0);
}
#story .story-detail.reveal.is-visible .story-item:nth-child(2) { transition-delay: 1.6s; }
#story .story-detail.reveal.is-visible .story-item:nth-child(3) { transition-delay: 2.4s; }

/* ----- モバイルファースト：スマホ基準の余白・タップ領域 ----- */
.section {
  padding: clamp(3rem, 8vw, 4rem) 0;
}
.section-label {
  font-size: 0.75rem;
}
.section-title {
  font-size: 1.5rem;
}
.container {
  padding-left: clamp(1rem, 4vw, 1.5rem);
  padding-right: clamp(1rem, 4vw, 1.5rem);
}
.menu-card-body {
  padding: 1.25rem 1rem;
}
.menu-card-title {
  font-size: 1.05rem;
}
.story-item-title {
  font-size: 1.05rem;
}
.news-item {
  padding: 1rem 0;
  min-height: 44px;
  align-items: center;
}
.news-link {
  padding: 0.5rem 0;
  -webkit-tap-highlight-color: transparent;
}
.intro-links a,
.shop-card-link {
  padding: 0.5rem 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  -webkit-tap-highlight-color: transparent;
}
.nav-toggle {
  position: relative;
  z-index: 101;
}
.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ヒーロー：スマホ縦向き */
.hero,
.hero-inner {
  min-height: 100vh;
  min-height: 100dvh;
}

/* ----- スマホ：ロゴとアイコンがかぶらないよう余白調整 ----- */
@media (max-width: 767px) {
  .header-inner {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
  .logo {
    margin-left: 0.5rem;
    margin-right: 0.25rem;
  }
  .logo-img {
    max-width: 120px;
  }
  .header-nav-group {
    margin-left: 0.5rem;
  }
}

/* ----- スマホ：当店についての画像を横いっぱい・横長でカット表示 ----- */
@media (max-width: 767px) {
  /* スマホでは円形マスクを常に開いておく（暖簾画像が隠れないように） */
  .intro-circle-wrapper {
    clip-path: circle(150% at 50% 50%);
  }
  .intro-circle-wrapper.is-visible {
    clip-path: circle(150% at 50% 50%);
  }
  .intro-visual {
    position: relative;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
    border-radius: 0;
    aspect-ratio: 16 / 9;
    min-height: 56.25vw; /* aspect-ratio のフォールバック（スマホで暖簾が消える対策） */
    overflow: hidden;
  }
  .intro-noren {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    max-height: none;
    object-fit: cover;
    object-position: center center;
  }
}

/* ----- タブレット以上 (768px〜) ----- */
@media (min-width: 768px) {
  .nav {
    display: block;
    position: static;
    padding: 0;
    background: transparent;
  }
  .nav.is-open {
    position: fixed;
    inset: 0;
    z-index: 1000;
    padding: 4rem 2rem 2rem;
    padding-top: max(4rem, calc(env(safe-area-inset-top) + 4rem));
    background-color: #FFFFFF;
    background-image: none;
    animation: menuOverlayFadeIn 0.45s var(--ease-soft) forwards;
  }
  .nav.is-open .nav-list {
    flex-direction: column;
    background: transparent;
    padding: 2rem;
    border-radius: 0;
  }
  .nav.is-open .nav-list a {
    color: #333333;
  }
  .nav-toggle {
    display: none;
  }
  .intro-grid {
    gap: var(--section-gap);
  }
  .intro-detail {
    grid-template-columns: 1fr 1fr;
    gap: var(--section-gap);
  }
  .intro-text { order: 0; }
  .intro-visual { order: 0; }
  .menu-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-content {
    padding: 2rem clamp(1rem, 5vw, 3rem);
  }
  .hero-lead { font-size: 0.9rem; }
  .hero-title { font-size: 1.75rem; }
  .hero-desc { font-size: 0.9rem; }
  .section { padding: var(--section-padding-y) 0; }
  .section-title { font-size: 1.75rem; }
  .story-grid {
    max-width: 100%;
    margin: 0 auto;
  }
  .story-circle {
    width: min(200px, 80%);
  }
}

/* ----- PC (1024px〜) ----- */
@media (min-width: 1024px) {
  .menu-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .story-grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 100%;
  }
  .hero-title { font-size: clamp(1.75rem, 4.5vw, 2.75rem); }
  .hero-desc { font-size: 0.95rem; }
  .section-title { font-size: clamp(1.75rem, 4vw, 2.5rem); }
  .section-label { font-size: 0.75rem; }
  .menu-card-title { font-size: 1.1rem; }
  .story-item-title { font-size: 1.1rem; }
}

/* ========================================
   ご予約セクション / ご予約ページ Reservation
   画像仕様: 白背景・縦書きタイトル・赤茶の線とリンク
   ======================================== */
.page-reservation {
  background: #fff;
}
.page-reservation .reservation-main {
  min-height: 100vh;
  padding: max(6rem, 15vh) 1.5rem 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* トップページ内のご予約セクション */
.reservation-section {
  background: var(--color-light);
  padding: var(--section-padding-y) 1.5rem;
}
.reservation-section .reservation-inner {
  padding: 0;
}
.reservation-header.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1.1s var(--ease-out-expo), transform 1.1s var(--ease-out-expo);
}
.reservation-header.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reservation-detail.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1.1s var(--ease-out-expo), transform 1.1s var(--ease-out-expo);
}
.reservation-detail.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reservation-main .reservation-inner,
.reservation-inner {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
}
.reservation-title-ja {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: clamp(2.5rem, 8vw, 4rem);
  color: #333;
  margin: 0 auto 0.5rem;
  line-height: 1.4;
  writing-mode: vertical-rl;
  -webkit-writing-mode: vertical-rl;
  text-orientation: upright;
  letter-spacing: 0.05em;
}
.reservation-title-char {
  display: block;
}
.reservation-title-en {
  font-family: "Noto Serif JP", serif;
  font-size: 1.25rem;
  font-weight: 400;
  color: #333;
  margin: 0 0 clamp(3rem, 8vw, 5rem);
  letter-spacing: 0.02em;
}
.reservation-links-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.reservation-link-box {
  position: relative;
  width: min(480px, 92%);
  border: 1px solid #8B4513;
  padding: 1.25rem 1.5rem;
  margin: 0;
  overflow: visible;
}
/* 枠の線のみ：スクロールで表示されたときに線が一周するアニメーション */
.reservation-link-box-stroke {
  position: absolute;
  inset: -1px;
  width: calc(100% + 2px);
  height: calc(100% + 2px);
  pointer-events: none;
  z-index: 0;
}
.reservation-link-box-stroke-rect {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: none;
}
.reservation-link-box.reveal.is-visible .reservation-link-box-stroke-rect {
  animation: reservation-stroke-draw 2.2s cubic-bezier(0.33, 1, 0.5, 1) forwards;
}
@keyframes reservation-stroke-draw {
  from { stroke-dashoffset: 1; }
  to   { stroke-dashoffset: 0; }
}
.reservation-link-box .reservation-link-block {
  position: relative;
  z-index: 1;
}
.reservation-link-box.reveal {
  transition: opacity 0.85s var(--ease-out-expo), transform 0.85s var(--ease-out-expo);
  transition-delay: 0.15s;
}
.reservation-link-box.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reservation-line {
  width: min(280px, 85%);
  height: 0;
  border: none;
  border-top: 1px solid #8B4513;
  margin: 0;
}
.reservation-line-double {
  border-top: none;
  height: 0;
  min-height: 14px;
  margin: 0.5rem 0;
  position: relative;
}
.reservation-line-double::before,
.reservation-line-double::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: min(280px, 85%);
  border-top: 1px solid #8B4513;
}
.reservation-line-double::before { top: 0; }
.reservation-line-double::after { top: 8px; }
.reservation-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0.75rem;
  color: #8B4513;
  font-family: "Noto Serif JP", serif;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.25s ease, opacity 0.25s ease;
}
.reservation-link:hover {
  color: #6d3410;
  opacity: 0.9;
}
.reservation-link-icon {
  display: inline-flex;
  flex-shrink: 0;
  color: inherit;
}
.reservation-link-icon svg {
  display: block;
}
.reservation-link-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0;
}
.reservation-link-block .reservation-link {
  padding: 0 0 0.25rem;
}
.reservation-link-text {
  white-space: nowrap;
}
.reservation-link-note {
  margin: 0;
  font-size: 0.75rem;
  color: #666;
  font-weight: 400;
}
.reservation-tel-wrap {
  margin: 1.25rem 0 0;
  padding: 0 0.75rem;
  font-size: 0.85rem;
  color: #333;
}
.reservation-tel-link {
  color: #8B4513;
  text-decoration: none;
  font-weight: 500;
}
.reservation-tel-link:hover {
  color: #6d3410;
  text-decoration: underline;
}
@media (min-width: 768px) {
  .reservation-title-ja { font-size: clamp(3rem, 5vw, 4rem); }
  .reservation-title-en { font-size: 1.35rem; }
  .reservation-link-box { width: min(540px, 85%); }
  .reservation-line { width: min(320px, 70%); }
  .reservation-line-double::before,
  .reservation-line-double::after { width: min(320px, 70%); }
}