/* ========================
   リセット & ベース
   ======================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #2c1810;
  --color-accent: #c8955a;
  --color-accent-light: #f0d9c0;
  --color-bg: #faf8f5;
  --color-bg-dark: #1a1008;
  --color-text: #333;
  --color-text-light: #888;
  --color-white: #fff;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Noto Sans JP', sans-serif;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --radius: 12px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.hidden {
  display: none !important;
}

/* ========================
   ダミーサイト通知バー
   ======================== */
.dummy-notice {
  background: #1a1a2e;
  color: #f0c040;
  text-align: center;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  position: sticky;
  top: 0;
  z-index: 1000;
}

/* ========================
   ヘッダー
   ======================== */
.header {
  background: var(--color-white);
  border-bottom: 1px solid #ede8e0;
  position: sticky;
  top: 40px;
  z-index: 900;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 2rem;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-main {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--color-text-light);
  letter-spacing: 0.1em;
}

.nav ul {
  display: flex;
  gap: 36px;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 4px;
  transition: color var(--transition);
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav a:hover {
  color: var(--color-accent);
}

.nav a:hover::after {
  width: 100%;
}

/* ========================
   ヒーロー
   ======================== */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 112px);
  background: linear-gradient(135deg, #fdf6ed 0%, #f5ebe0 100%);
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 60px 80px 80px;
}

.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  line-height: 1.4;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 40px;
  line-height: 1.9;
}

.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 14px 36px;
  border-radius: 40px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  transition: background var(--transition), transform var(--transition);
  align-self: flex-start;
  box-shadow: 0 4px 16px rgba(200, 149, 90, 0.4);
}

.btn-primary:hover {
  background: #b07840;
  transform: translateY(-2px);
}

.hero-image {
  position: relative;
  overflow: hidden;
}

.hero-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(160deg, #d4a96a 0%, #8b5e3c 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  gap: 12px;
}

.hero-image-placeholder span {
  font-size: 5rem;
}

.hero-image-placeholder p {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  font-weight: 700;
}

/* ========================
   セクション共通
   ======================== */
section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--color-primary);
}

/* ========================
   コンセプト
   ======================== */
.concept {
  background: var(--color-white);
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.concept-card {
  padding: 40px 32px;
  border-radius: var(--radius);
  background: var(--color-bg);
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.concept-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.concept-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.concept-card h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 12px;
  font-weight: 700;
}

.concept-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ========================
   メニュー
   ======================== */
.menu {
  background: var(--color-bg);
}

.menu-tabs {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: 48px;
  background: var(--color-white);
  padding: 6px;
  border-radius: 40px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  box-shadow: var(--shadow);
}

.tab {
  padding: 10px 36px;
  border: none;
  border-radius: 40px;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  cursor: pointer;
  background: transparent;
  color: var(--color-text-light);
  font-weight: 400;
  transition: all var(--transition);
}

.tab.active {
  background: var(--color-accent);
  color: var(--color-white);
  font-weight: 700;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.menu-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}

.menu-card:hover {
  transform: translateY(-4px);
}

.menu-image-placeholder {
  height: 160px;
  background: linear-gradient(135deg, #f0d9c0 0%, #e0c4a0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.menu-info {
  padding: 20px;
}

.menu-info h3 {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 8px;
}

.menu-info p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}

.price {
  font-size: 1.05rem;
  color: var(--color-accent);
  font-weight: 700;
}

/* ========================
   ギャラリー
   ======================== */
.gallery {
  background: var(--color-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, #d4a96a 0%, #8b5e3c 100%);
  min-height: 180px;
}

.gallery-item.large {
  grid-column: span 2;
  grid-row: span 2;
  min-height: 380px;
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  min-height: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  gap: 8px;
  font-weight: 700;
  transition: background var(--transition);
}

.gallery-item:hover .gallery-placeholder {
  background: rgba(0,0,0,0.1);
}

/* ========================
   アクセス
   ======================== */
.access {
  background: var(--color-bg);
}

.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.access-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.access-item h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.access-item p {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.9;
}

.access-item small {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.access-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.map-placeholder {
  height: 360px;
  background: linear-gradient(135deg, #e8e0d0 0%, #d5c9b5 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  gap: 8px;
  font-size: 0.85rem;
}

.map-placeholder p:first-child {
  font-size: 3rem;
}

.map-placeholder p:nth-child(2) {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-text);
}

.map-placeholder small {
  font-size: 0.75rem;
  text-align: center;
  padding: 0 20px;
}

/* ========================
   フッター
   ======================== */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.5);
  text-align: center;
  padding: 48px 24px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-accent-light);
  margin-bottom: 16px;
}

.footer-copy {
  font-size: 0.8rem;
  margin-bottom: 8px;
}

.footer-dummy {
  font-size: 0.75rem;
  color: #f0c040;
  font-weight: 700;
  margin-top: 12px;
  padding: 6px 16px;
  border: 1px solid rgba(240,192,64,0.3);
  border-radius: 20px;
  display: inline-block;
}

/* ========================
   レスポンシブ
   ======================== */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-content {
    padding: 60px 32px;
  }

  .hero-image {
    height: 300px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .concept-grid,
  .menu-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .access-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item.large {
    grid-column: span 2;
  }
}

@media (max-width: 600px) {
  .nav {
    display: none;
  }

  .hero-title {
    font-size: 1.6rem;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .concept-grid,
  .menu-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item.large {
    grid-column: span 1;
    min-height: 240px;
  }

  section {
    padding: 60px 0;
  }
}