@charset "UTF-8";

/* ============================================================
   Snack 真由美 ／ メインスタイル
   - 高級感／大人の落ち着き／黒×金×ほのかな薔薇色
   ============================================================ */

/* ========== リセット ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, video, iframe { max-width: 100%; display: block; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; transition: color .3s ease, opacity .3s ease; }
button { background: none; border: 0; cursor: pointer; color: inherit; font: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ========== カラーパレット & 変数 ========== */
:root {
  --black:        #0a0807;
  --black-2:      #14110f;
  --black-3:      #1c1814;
  --gold:         #b08d57;
  --gold-light:   #d4af6a;
  --gold-deep:    #8a6a3d;
  --ivory:        #f3ece1;
  --ivory-soft:   #d9cfc0;
  --rose:         #c0607a;
  --rose-soft:    #e8a0b4;
  --line:         rgba(176, 141, 87, 0.35);

  --font-jp:      'Shippori Mincho', 'Noto Serif JP', '游明朝', 'Yu Mincho', 'ヒラギノ明朝 ProN', serif;
  --font-en:      'Cormorant Garamond', 'Times New Roman', serif;

  /* ===== ロゴ用書体 ===== */
  --font-logo-en:  'Sacramento', 'Cormorant Garamond', cursive;        /* 筆記体スクリプト（Snack） */
  --font-display:  'Cinzel', 'Cormorant Garamond', 'Times New Roman', serif;  /* 店名 ShangriLa */

  --header-h:     78px;
  --header-h-sp:  64px;

  --easing:       cubic-bezier(.22, .61, .36, 1);
}

/* ========== ベース ========== */
body {
  font-family: var(--font-jp);
  background: var(--black);
  color: var(--ivory);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  overflow-x: hidden;
}

/* スクロールバー（Webkit） */
body::-webkit-scrollbar { width: 8px; }
body::-webkit-scrollbar-track { background: var(--black); }
body::-webkit-scrollbar-thumb { background: var(--gold-deep); }

/* テキスト選択色 */
::selection { background: var(--gold); color: var(--black); }

/* ========== ローディング画面 ========== */
.loader {
  position: fixed; inset: 0;
  background: var(--black);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity .8s ease, visibility .8s;
}
.loader.is-hidden { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-line {
  display: block;
  width: 1px; height: 60px;
  background: var(--gold);
  margin: 0 auto 24px;
  transform-origin: top;
  animation: loaderLine 1.6s var(--easing) infinite;
}
.loader-text {
  font-family: var(--font-en);
  color: var(--gold);
  letter-spacing: 0.4em;
  font-size: 1rem;
  font-style: italic;
}
@keyframes loaderLine {
  0%   { transform: scaleY(0); }
  50%  { transform: scaleY(1); }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   ヘッダーナビ
   ============================================================ */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(10, 8, 7, 0);
  z-index: 1000;
  transition: background .5s ease, height .4s ease, border-color .4s ease;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(10, 8, 7, 0.92);
  height: 62px;
  border-bottom-color: var(--line);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.header-inner {
  height: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: flex; align-items: center; gap: 14px;
  line-height: 1;
}
.header-logo-en {
  font-family: var(--font-logo-en);   /* Sacramento（筆記体） */
  color: var(--gold-light);
  font-size: 1.9rem;
  letter-spacing: 0.02em;
  font-weight: 400;
  line-height: 1;
  /* 筆記体は文字下部に空白があるため、視覚的に中央に来るよう微調整 */
  transform: translateY(-2px);
}
/* ヘッダー：店名 ShangriLa（Cinzel） */
.header-logo-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--ivory);
  letter-spacing: 0.12em;
  line-height: 1;
  transition: font-size .4s ease;
}
.header.is-scrolled .header-logo-name { font-size: 1.3rem; }

/* ナビ */
.nav { display: flex; align-items: center; gap: 36px; }
.nav-list { display: flex; gap: 28px; }
.nav-link {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
  padding: 8px 4px;
  font-size: .85rem;
}
.nav-en {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-light);
  letter-spacing: 0.15em;
  font-size: .95rem;
  margin-bottom: 2px;
  transition: color .3s ease;
}
.nav-jp {
  font-size: .68rem;
  color: var(--ivory-soft);
  letter-spacing: 0.2em;
  transition: color .3s ease;
}
.nav-link::after {
  content: ''; position: absolute; left: 50%; bottom: 0;
  width: 0; height: 1px; background: var(--gold-light);
  transition: width .35s var(--easing);
  transform: translateX(-50%);
}
.nav-link:hover::after { width: 100%; }
.nav-link:hover .nav-en { color: var(--ivory); }
.nav-link:hover .nav-jp { color: var(--gold-light); }

.nav-tel {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--gold);
  padding: 10px 18px;
  font-family: var(--font-en);
  font-size: .95rem;
  letter-spacing: .15em;
  color: var(--gold-light);
  transition: background .3s ease, color .3s ease;
}
.nav-tel:hover { background: var(--gold); color: var(--black); }
.nav-tel-icon { font-size: 1rem; }

/* ハンバーガー */
.hamburger {
  display: none;
  width: 32px; height: 24px;
  position: relative;
  z-index: 1100;
}
.hamburger span {
  position: absolute; left: 0; right: 0;
  height: 1px;
  background: var(--gold-light);
  transition: transform .35s var(--easing), top .35s var(--easing), opacity .25s;
}
.hamburger span:nth-child(1) { top: 4px; }
.hamburger span:nth-child(2) { top: 12px; }
.hamburger span:nth-child(3) { top: 20px; }
.hamburger.is-open span:nth-child(1) { top: 12px; transform: rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { top: 12px; transform: rotate(-45deg); }

/* ============================================================
   ヒーロー（動画背景）
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-video-wrap {
  position: absolute; inset: 0;
  overflow: hidden;
}
.hero-video {
  position: absolute;
  top: 50%; left: 50%;
  width: 100%; height: 100%;
  min-width: 100%; min-height: 100%;
  transform: translate(-50%, -50%) scale(1.05);
  object-fit: cover;
  animation: heroZoom 18s ease-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: translate(-50%, -50%) scale(1.05); }
  to   { transform: translate(-50%, -50%) scale(1.18); }
}
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg,
      rgba(10,8,7,0.6) 0%,
      rgba(10,8,7,0.35) 35%,
      rgba(10,8,7,0.55) 70%,
      rgba(10,8,7,0.85) 100%);
}
.hero-vignette {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.65) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  text-align: center;
  z-index: 2;
  padding: 0 24px;
}
.hero-en {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-light);
  letter-spacing: 0.4em;
  font-size: .95rem;
  margin-bottom: 28px;
  opacity: 0;
  animation: heroFadeUp 1.4s .5s var(--easing) forwards;
}
.hero-title {
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
  margin-bottom: 32px;
}
.hero-title-en {
  font-family: var(--font-logo-en);   /* Sacramento（筆記体） */
  font-weight: 400;
  color: var(--gold-light);
  font-size: clamp(3rem, 6.5vw, 5rem);
  letter-spacing: 0.02em;
  line-height: 1;
  text-shadow: 0 0 20px rgba(0,0,0,0.5);
  opacity: 0;
  animation: heroFadeUp 1.6s .8s var(--easing) forwards;
}
/* ヒーロー：店名 ShangriLa（Cinzel） */
.hero-title-name {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ivory);
  font-size: clamp(3rem, 7.5vw, 5.4rem);
  letter-spacing: 0.12em;
  text-indent: 0.12em;
  line-height: 1;
  text-shadow: 0 4px 24px rgba(0,0,0,0.6);
  display: block;
  opacity: 0;
  animation: heroFadeUp 1.8s 1.1s var(--easing) forwards;
}

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  letter-spacing: 0.2em;
  color: var(--ivory);
  margin-bottom: 32px;
  opacity: 0;
  animation: heroFadeUp 1.6s 1.5s var(--easing) forwards;
}

.hero-line {
  width: 60px; height: 1px;
  background: var(--gold-light);
  margin: 0 auto 24px;
  opacity: 0;
  animation: heroLine 1.4s 1.8s var(--easing) forwards;
}

.hero-desc {
  font-size: .9rem;
  letter-spacing: 0.2em;
  color: var(--ivory-soft);
  opacity: 0;
  animation: heroFadeUp 1.6s 2.1s var(--easing) forwards;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroLine {
  from { opacity: 0; width: 0; }
  to   { opacity: 1; width: 60px; }
}

/* スクロールガイド */
.hero-scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex; flex-direction: column; align-items: center;
  gap: 12px;
  opacity: 0;
  animation: heroFadeUp 1.4s 2.4s var(--easing) forwards;
}
.hero-scroll-text {
  font-family: var(--font-en);
  letter-spacing: 0.4em;
  font-size: .75rem;
  color: var(--gold-light);
  writing-mode: vertical-rl;
}
.hero-scroll-line {
  width: 1px; height: 60px;
  background: linear-gradient(to bottom, var(--gold-light), transparent);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: '';
  position: absolute; left: 0; top: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(to bottom, transparent, var(--ivory));
  animation: scrollLine 2s var(--easing) infinite;
}
@keyframes scrollLine {
  0%   { top: -100%; }
  100% { top: 100%; }
}

/* ============================================================
   セクション共通
   ============================================================ */
.section {
  position: relative;
  padding: 130px 0;
  overflow: hidden;
}
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 40px;
  position: relative;
}
.container-narrow {
  max-width: 880px;
}

.section-bg-text {
  position: absolute;
  top: 70px; right: -20px;
  font-family: var(--font-en);
  font-style: italic;
  font-size: clamp(8rem, 18vw, 16rem);
  color: rgba(176, 141, 87, 0.04);
  letter-spacing: 0.05em;
  font-weight: 300;
  pointer-events: none;
  white-space: nowrap;
  line-height: 1;
  z-index: 0;
}

.section-head {
  text-align: center;
  margin-bottom: 80px;
  position: relative;
  z-index: 2;
}
.section-en {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-light);
  letter-spacing: 0.4em;
  font-size: 1rem;
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-jp);
  font-weight: 500;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: 0.2em;
  color: var(--ivory);
  margin-bottom: 28px;
}
.section-title .ja { display: inline-block; }
.section-divider {
  width: 50px; height: 1px;
  background: var(--gold-light);
  margin: 0 auto;
  position: relative;
}
.section-divider::before,
.section-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 5px; height: 5px;
  background: var(--gold-light);
  transform: translateY(-50%) rotate(45deg);
}
.section-divider::before { left: -10px; }
.section-divider::after  { right: -10px; }

/* ============================================================
   コンセプト
   ============================================================ */
.concept { background: var(--black); }
.concept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.concept-text p {
  margin-bottom: 1.5em;
  color: var(--ivory-soft);
}
.concept-lead {
  font-size: 1.2rem;
  color: var(--ivory) !important;
  letter-spacing: 0.18em;
  line-height: 2.2;
  margin-bottom: 2em !important;
}
.concept-sign {
  margin-top: 2.5em;
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-light);
  text-align: right;
  letter-spacing: 0.2em;
}

.concept-image {
  position: relative;
}
.concept-image-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}
.concept-image-frame img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--easing);
}
.concept-image:hover .concept-image-frame img {
  transform: scale(1.05);
}
.concept-image-deco {
  position: absolute;
  top: 30px; left: -30px;
  right: 30px; bottom: -30px;
  border: 1px solid var(--gold);
  z-index: -1;
  pointer-events: none;
}

/* ============================================================
   パララックス
   ============================================================ */
.parallax {
  position: relative;
  height: 60vh;
  min-height: 380px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.parallax-bg {
  position: absolute; inset: -10%;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  filter: brightness(0.55);
}
@media (max-width: 900px) {
  .parallax-bg { background-attachment: scroll; }
}
.parallax-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(10,8,7,0.5) 0%,
    rgba(10,8,7,0.3) 50%,
    rgba(10,8,7,0.6) 100%);
}
.parallax-content {
  position: relative;
  text-align: center;
  z-index: 2;
  padding: 0 24px;
}
.parallax-en {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-light);
  letter-spacing: 0.4em;
  font-size: 1rem;
  margin-bottom: 20px;
}
.parallax-jp {
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: 0.3em;
  color: var(--ivory);
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

/* ============================================================
   ギャラリー
   ============================================================ */
.gallery { background: var(--black-2); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 20px;
  position: relative;
  z-index: 2;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: zoom-in;
  background: var(--black);
}
.gallery-item-tall { grid-row: span 2; }
.gallery-item-wide { grid-column: span 2; }

.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--easing), filter .6s ease;
  filter: brightness(.9) saturate(1.0);
}
.gallery-item:hover img {
  transform: scale(1.08);
  filter: brightness(1.05) saturate(1.1);
}
.gallery-item figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 18px 22px 16px;
  font-size: .85rem;
  letter-spacing: 0.2em;
  color: var(--ivory);
  background: linear-gradient(to top, rgba(10,8,7,.85) 0%, transparent 100%);
  transform: translateY(15px);
  opacity: 0;
  transition: transform .5s var(--easing), opacity .5s ease;
}
.gallery-item:hover figcaption {
  transform: translateY(0);
  opacity: 1;
}

/* ============================================================
   システム
   ============================================================ */
.system { background: var(--black); }
.system-card {
  position: relative;
  z-index: 2;
  padding: 60px 50px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(176,141,87,0.04), transparent);
}
.system-card::before, .system-card::after {
  content: '';
  position: absolute;
  width: 30px; height: 30px;
  border: 1px solid var(--gold-light);
}
.system-card::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.system-card::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

.system-list { width: 100%; }
.system-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  padding: 22px 0;
  border-bottom: 1px dashed rgba(176,141,87,0.2);
}
.system-row:last-child { border-bottom: 0; }
.system-row dt {
  font-family: var(--font-jp);
  color: var(--gold-light);
  letter-spacing: 0.25em;
  font-size: .95rem;
}
.system-row dd {
  color: var(--ivory);
  letter-spacing: 0.1em;
}
.system-note {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: .85rem;
  color: var(--ivory-soft);
  text-align: center;
  letter-spacing: 0.1em;
}

/* ============================================================
   アクセス
   ============================================================ */
.access { background: var(--black-2); }
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
  position: relative;
  z-index: 2;
}

.access-table {
  width: 100%;
  margin-bottom: 36px;
}
.access-table th, .access-table td {
  text-align: left;
  padding: 18px 0;
  border-bottom: 1px dashed rgba(176,141,87,0.2);
  vertical-align: top;
  letter-spacing: 0.1em;
  font-weight: normal;
}
.access-table th {
  width: 110px;
  color: var(--gold-light);
  font-size: .9rem;
  letter-spacing: 0.25em;
}
.access-table td { color: var(--ivory); }
.access-table a:hover { color: var(--gold-light); }

.access-map {
  border: 1px solid var(--line);
  padding: 8px;
  background: var(--black);
  position: relative;
}
.access-map iframe {
  filter: grayscale(0.3) brightness(.85) contrast(1.1);
  display: block;
}

/* ボタン */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 16px 32px;
  font-family: var(--font-jp);
  letter-spacing: 0.2em;
  font-size: .95rem;
  border: 1px solid var(--gold);
  color: var(--gold-light);
  position: relative;
  overflow: hidden;
  transition: color .35s ease;
}
.btn::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .45s var(--easing);
  z-index: -1;
}
.btn:hover { color: var(--black); }
.btn:hover::before { transform: scaleX(1); }
.btn-icon { font-size: 1.05em; }

/* ============================================================
   コンタクト
   ============================================================ */
.contact { background: var(--black); }
.contact-card {
  position: relative; z-index: 2;
  text-align: center;
  padding: 60px 30px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.contact-lead {
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  margin-bottom: 36px;
  color: var(--ivory);
  line-height: 2;
}
.contact-tel {
  display: inline-flex; align-items: center; gap: 16px;
  font-family: var(--font-en);
  font-size: clamp(2rem, 4.5vw, 2.8rem);
  letter-spacing: 0.1em;
  color: var(--gold-light);
  margin-bottom: 20px;
  font-weight: 300;
  transition: color .3s ease;
}
.contact-tel:hover { color: var(--ivory); }
.contact-tel-icon { font-size: 1em; }
.contact-hours {
  font-size: .9rem;
  letter-spacing: 0.25em;
  color: var(--ivory-soft);
}

/* ============================================================
   フッター
   ============================================================ */
.footer {
  background: var(--black);
  border-top: 1px solid var(--line);
  padding: 70px 0 30px;
  position: relative;
}
.footer::before {
  content: '';
  position: absolute;
  top: -1px; left: 50%;
  width: 60px; height: 1px;
  background: var(--gold-light);
  transform: translateX(-50%);
}
.footer-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 60px;
  align-items: center;
  margin-bottom: 40px;
}
.footer-logo { line-height: 1; }
.footer-en {
  font-family: var(--font-logo-en);
  color: var(--gold-light);
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  margin-bottom: 4px;
  line-height: 1;
}
/* フッター：店名 ShangriLa（Cinzel） */
.footer-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.6rem;
  letter-spacing: 0.12em;
  color: var(--ivory);
  line-height: 1;
}
.footer-info {
  font-size: .85rem;
  letter-spacing: 0.1em;
  color: var(--ivory-soft);
  line-height: 1.9;
}
.footer-nav {
  display: flex; flex-direction: column; gap: 8px;
  font-size: .8rem;
  letter-spacing: 0.2em;
  color: var(--ivory-soft);
}
.footer-nav a:hover { color: var(--gold-light); }

.copyright {
  text-align: center;
  font-family: var(--font-en);
  font-style: italic;
  font-size: .75rem;
  letter-spacing: 0.3em;
  color: var(--ivory-soft);
  padding-top: 20px;
  border-top: 1px solid rgba(176,141,87,0.15);
  opacity: .7;
}

/* ページトップ */
.pagetop {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 48px; height: 48px;
  border: 1px solid var(--gold);
  background: rgba(10,8,7,0.7);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-light);
  z-index: 900;
  opacity: 0; pointer-events: none;
  transition: opacity .4s ease, background .3s ease, color .3s ease, transform .4s var(--easing);
  transform: translateY(20px);
  font-size: .8rem;
}
.pagetop.is-show {
  opacity: 1; pointer-events: auto;
  transform: translateY(0);
}
.pagetop:hover {
  background: var(--gold);
  color: var(--black);
}

/* ============================================================
   スクロール演出（fade up）
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.1s var(--easing), transform 1.1s var(--easing);
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   レスポンシブ（タブレット）
   ============================================================ */
@media (max-width: 1024px) {
  .header-inner { padding: 0 24px; }
  .nav-list { gap: 18px; }
  .nav-tel { padding: 8px 14px; font-size: .85rem; }

  .concept-grid { gap: 50px; }
  .access-grid { grid-template-columns: 1fr; gap: 40px; }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 220px;
  }
  .gallery-item-tall { grid-row: span 2; }
  .gallery-item-wide { grid-column: span 2; }
}

/* ============================================================
   レスポンシブ（スマホ）
   ============================================================ */
@media (max-width: 768px) {
  body { font-size: 15px; line-height: 1.85; }

  .header { height: var(--header-h-sp); }
  .header.is-scrolled { height: 56px; }
  .header-inner { padding: 0 18px; }
  .header-logo-en { font-size: 1.1rem; }
  .header-logo-jp { font-size: 1.25rem; letter-spacing: 0.15em; }

  /* ナビをドロワーに */
  .nav {
    position: fixed;
    top: 0; right: 0;
    width: 100%; height: 100vh;
    background: rgba(10,8,7,0.97);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    transform: translateX(100%);
    transition: transform .5s var(--easing);
    padding: 0 30px;
  }
  .nav.is-open { transform: translateX(0); }
  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }
  .nav-link { padding: 12px 0; }
  .nav-en { font-size: 1.3rem; }
  .nav-jp { font-size: .8rem; }
  .nav-tel {
    margin-top: 20px;
    padding: 14px 28px;
    font-size: 1rem;
  }
  .hamburger { display: block; }

  /* ヒーロー */
  .hero { min-height: 560px; }
  .hero-en { letter-spacing: 0.3em; font-size: .8rem; margin-bottom: 22px; }
  .hero-title { gap: 4px; margin-bottom: 26px; }
  .hero-sub { font-size: 1rem; letter-spacing: 0.15em; margin-bottom: 26px; }
  .hero-desc { font-size: .8rem; letter-spacing: 0.15em; }
  .hero-scroll { bottom: 24px; }
  .hero-scroll-line { height: 40px; }

  /* セクション */
  .section { padding: 80px 0; }
  .container { padding: 0 22px; }
  .section-head { margin-bottom: 50px; }
  .section-bg-text { font-size: 7rem; top: 50px; }

  /* コンセプト */
  .concept-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  .concept-image-deco { top: 15px; left: -15px; right: 15px; bottom: -15px; }
  .concept-lead { font-size: 1.05rem; letter-spacing: 0.1em; }

  /* パララックス */
  .parallax { height: 50vh; min-height: 300px; }
  .parallax-en { font-size: .85rem; letter-spacing: 0.3em; margin-bottom: 14px; }

  /* ギャラリー */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
    gap: 12px;
  }
  .gallery-item figcaption {
    transform: translateY(0);
    opacity: 1;
    padding: 14px 14px 12px;
    font-size: .75rem;
    letter-spacing: 0.15em;
  }

  /* システム */
  .system-card { padding: 36px 22px; }
  .system-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 18px 0;
  }
  .system-row dt { font-size: .85rem; }

  /* アクセス */
  .access-table th { width: 90px; font-size: .8rem; letter-spacing: 0.2em; }
  .access-map iframe { height: 320px; }
  .btn { padding: 14px 22px; font-size: .85rem; }

  /* コンタクト */
  .contact-card { padding: 40px 16px; }
  .contact-tel { gap: 10px; }

  /* フッター */
  .footer { padding: 50px 0 24px; }
  .footer-inner {
    grid-template-columns: