/* ============================================================
   縁 古民家＆CAMP ～kitayama～  /  style.css
   ============================================================ */

/* ── カスタムプロパティ ── */
:root {
  --brown:       #3d2b1f;
  --brown-mid:   #5a3e2b;
  --brown-light: #8c6a4e;
  --tan:         #c8a97e;
  --tan-light:   #e8d5b7;
  --cream:       #faf6f0;
  --green:       #4a6741;
  --green-light: #6b8f60;
  --green-pale:  #e8f0e5;
  --text:        #2c2418;
  --text-mid:    #5a4a38;
  --text-light:  #9a8878;
  --white:       #ffffff;
  --shadow:      rgba(61, 43, 31, 0.12);
  --shadow-deep: rgba(61, 43, 31, 0.24);

  --ff-serif: 'Noto Serif JP', Georgia, serif;
  --ff-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  --header-h:  72px;
  --section-gap: 100px;
  --container:   1140px;
  --radius:      12px;
  --radius-lg:   20px;
  --transition:  0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--ff-sans);
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  overflow-x: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

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

ul { list-style: none; }

/* ── スクロールバー ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--cream); }
::-webkit-scrollbar-thumb { background: var(--tan); border-radius: 3px; }

/* ============================================================
   共通レイアウト
   ============================================================ */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

section {
  padding-block: var(--section-gap);
}

/* ── セクションヘッダー ── */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--tan);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-label.light {
  color: rgba(255, 255, 255, 0.7);
}

.section-title {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--brown);
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 0.95rem;
  color: var(--text-light);
  margin-top: 8px;
}

/* ── ボタン ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-family: var(--ff-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}
.btn-primary:hover {
  background: var(--green-light);
  border-color: var(--green-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74, 103, 65, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.7);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--brown);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--cream);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-outline-dark {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.6);
}
.btn-outline-dark:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
}

.btn-instagram {
  background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  color: var(--white);
  border-color: transparent;
  padding: 14px 36px;
}
.btn-instagram:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(220, 39, 67, 0.35);
}

.btn-lg {
  padding: 18px 44px;
  font-size: 1rem;
}

/* ============================================================
   アニメーション
   ============================================================ */
.anim-hidden {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

/* スタガード */
.feature-card:nth-child(1) { transition-delay: 0s; }
.feature-card:nth-child(2) { transition-delay: 0.1s; }
.feature-card:nth-child(3) { transition-delay: 0.2s; }
.feature-card:nth-child(4) { transition-delay: 0.3s; }

.site-card:nth-child(1),
.facility-card:nth-child(1),
.pricing-card:nth-child(1),
.insta-item:nth-child(1) { transition-delay: 0s; }

.site-card:nth-child(2),
.facility-card:nth-child(2),
.pricing-card:nth-child(2),
.insta-item:nth-child(2) { transition-delay: 0.1s; }

.site-card:nth-child(3),
.facility-card:nth-child(3),
.pricing-card:nth-child(3),
.insta-item:nth-child(3) { transition-delay: 0.2s; }

.insta-item:nth-child(4) { transition-delay: 0.15s; }
.insta-item:nth-child(5) { transition-delay: 0.25s; }
.insta-item:nth-child(6) { transition-delay: 0.35s; }

.access-item { transition-delay: calc(var(--i, 0) * 0.08s); }

/* ============================================================
   ヘッダー
   ============================================================ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background var(--transition), box-shadow var(--transition);
  background: transparent;
}

#header.scrolled {
  background: rgba(255, 252, 247, 0.97);
  box-shadow: 0 2px 20px var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header-inner {
  max-width: var(--container);
  height: 100%;
  margin-inline: auto;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* ロゴ */
.logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-en {
  font-family: var(--ff-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  transition: color var(--transition);
}

#header.scrolled .logo-en {
  color: var(--brown);
}

.logo-ja {
  font-family: var(--ff-serif);
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.4;
  transition: color var(--transition);
}

#header.scrolled .logo-ja {
  color: var(--brown-mid);
}

.logo-ja small {
  font-size: 0.75rem;
  font-weight: 400;
}

/* メインナビ */
.main-nav { margin-left: auto; }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav li a {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 12px;
  color: rgba(255, 255, 255, 0.9);
  border-radius: 6px;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.main-nav li a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
}

#header.scrolled .main-nav li a {
  color: var(--text-mid);
}

#header.scrolled .main-nav li a:hover {
  color: var(--brown);
  background: var(--cream);
}

.nav-book {
  background: var(--green) !important;
  color: var(--white) !important;
  border-radius: 50px !important;
  padding: 8px 20px !important;
}
.nav-book:hover {
  background: var(--green-light) !important;
}

/* ハンバーガーボタン */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 8px;
  transition: background var(--transition);
  flex-shrink: 0;
}
.hamburger:hover { background: rgba(255,255,255,0.1); }

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

#header.scrolled .hamburger span { background: var(--brown); }

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   モバイルドロワーナビ
   ============================================================ */
.mobile-overlay {
  display: block;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1001;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100%;
  background: var(--white);
  z-index: 1002;
  padding: 80px 32px 40px;
  transform: translateX(100%);
  transition: transform var(--transition);
  overflow-y: auto;
}
.mobile-nav.active { transform: translateX(0); }

.mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: var(--cream);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  color: var(--brown);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile-close:hover { background: var(--tan-light); }

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 40px;
}

.mobile-nav li a {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius);
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.mobile-nav li a:hover {
  background: var(--cream);
  color: var(--brown);
  border-color: var(--tan);
  padding-left: 22px;
}

.mobile-sns {
  display: flex;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--tan-light);
}

.mobile-sns a {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cream);
  border-radius: 50%;
  color: var(--brown);
  font-size: 1.1rem;
  transition: var(--transition);
}
.mobile-sns a:hover { background: var(--tan); color: var(--white); }


/* ============================================================
   ヒーロー
   ============================================================ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0;
}

.hero-bg {
  position: absolute;
  inset: -30% 0 0 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  will-change: transform;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(25, 15, 8, 0.5) 0%,
    rgba(25, 15, 8, 0.35) 50%,
    rgba(25, 15, 8, 0.65) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: 20px 24px;
  max-width: 800px;
}

.hero-label {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--tan-light);
  margin-bottom: 20px;
  font-weight: 400;
}

.hero-content h1 {
  font-family: var(--ff-serif);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 16px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-content h1 span {
  display: block;
  font-size: 0.55em;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--tan-light);
  margin-top: 6px;
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.9);
}

.hero-tagline em {
  font-style: normal;
  color: var(--tan-light);
  font-weight: 500;
}

.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* スクロールインジケーター */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-decoration: none;
  transition: color var(--transition);
}
.hero-scroll:hover { color: var(--white); }

.scroll-bar {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.7), transparent);
  animation: scrollbar-anim 1.8s ease-in-out infinite;
}

@keyframes scrollbar-anim {
  0%   { opacity: 1; transform: scaleY(1) translateY(0); }
  100% { opacity: 0; transform: scaleY(0.4) translateY(20px); }
}

/* ============================================================
   コンセプト
   ============================================================ */
#concept {
  background: var(--cream);
}

.concept-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 80px;
}

.concept-text p {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 2;
  margin-bottom: 20px;
}
.concept-text p:last-child { margin-bottom: 0; }

.concept-lead {
  font-family: var(--ff-serif);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem) !important;
  font-weight: 700;
  color: var(--brown) !important;
  line-height: 1.6 !important;
  margin-bottom: 28px !important;
}

.concept-lead em {
  font-style: normal;
  color: var(--green);
}

.concept-image {
  position: relative;
}

.concept-image img {
  width: 100%;
  height: 480px;
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 48px var(--shadow-deep);
}

.concept-image-deco {
  position: absolute;
  bottom: -16px;
  right: -16px;
  width: 60%;
  height: 60%;
  border: 3px solid var(--tan);
  border-radius: var(--radius-lg);
  z-index: -1;
  pointer-events: none;
}

/* フィーチャーカード */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 4px 20px var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 4px solid var(--tan);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px var(--shadow-deep);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.4rem;
  color: var(--green);
}

.feature-card h3 {
  font-family: var(--ff-serif);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--brown);
  margin-bottom: 10px;
  line-height: 1.5;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ============================================================
   サイト紹介
   ============================================================ */
#sites {
  background: var(--white);
}

.sites-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.site-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 4px 24px var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--tan-light);
}

.site-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px var(--shadow-deep);
}

.site-card--featured {
  border-color: var(--tan);
  position: relative;
}

.site-img {
  position: relative;
  overflow: hidden;
}

.site-img img {
  width: 100%;
  height: 260px;
  transition: transform 0.6s ease;
}

.site-card:hover .site-img img {
  transform: scale(1.05);
}

.site-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--green);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 50px;
  letter-spacing: 0.04em;
}

.site-tag--gold {
  background: #b8860b;
}

.site-tag--blue {
  background: #2a6496;
}

.site-body {
  padding: 28px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.site-body h3 {
  font-family: var(--ff-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--brown);
}

.site-body p {
  font-size: 0.88rem;
  color: var(--text-mid);
  line-height: 1.9;
  flex: 1;
}

.site-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.site-tags li {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  color: var(--text-light);
  background: var(--cream);
  padding: 4px 10px;
  border-radius: 50px;
}

.site-tags li i {
  color: var(--tan);
  font-size: 0.7rem;
}

.site-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green);
  margin-top: 8px;
  transition: gap var(--transition), color var(--transition);
}
.site-link:hover {
  color: var(--green-light);
  gap: 10px;
}

/* ============================================================
   施設案内
   ============================================================ */
#facilities {
  background: var(--cream);
}

.facilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 60px;
}

.facility-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.facility-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px var(--shadow-deep);
}

.facility-img img {
  width: 100%;
  height: 220px;
}

.facility-body {
  padding: 24px;
}

.facility-body h3 {
  font-family: var(--ff-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--brown);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.facility-body h3 i {
  color: var(--green);
}

.facility-body p {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.9;
}

/* アメニティリスト */
.amenities {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 4px 20px var(--shadow);
}

.amenities h3 {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--brown);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--tan-light);
}

.amenity-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px 24px;
}

.amenity-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-mid);
}

.amenity-list li i {
  color: var(--green);
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* ============================================================
   料金案内
   ============================================================ */
#pricing {
  background: var(--brown);
  position: relative;
  overflow: hidden;
}

#pricing::before {
  content: '';
  position: absolute;
  top: -60px;
  left: -60px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(200, 169, 126, 0.06);
  pointer-events: none;
}

#pricing::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -40px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(200, 169, 126, 0.06);
  pointer-events: none;
}

#pricing .section-title {
  color: var(--tan-light);
}

#pricing .section-desc {
  color: rgba(255, 255, 255, 0.55);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}

.pricing-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(200, 169, 126, 0.25);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: var(--tan);
  background: rgba(255, 255, 255, 0.1);
}

.pricing-card--featured {
  background: rgba(200, 169, 126, 0.15);
  border-color: var(--tan);
  transform: scale(1.03);
}

.pricing-card--featured:hover {
  transform: scale(1.03) translateY(-8px);
}

.pricing-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.pricing-top i {
  font-size: 2rem;
  color: var(--tan);
}

.pricing-top h3 {
  font-family: var(--ff-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
}

.pricing-body { flex: 1; }

.pricing-desc {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
}

/* 料金2列レイアウト */
.pricing-grid--2col {
  grid-template-columns: repeat(2, 1fr);
}

/* 注意事項 */
.pricing-notes {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(200, 169, 126, 0.2);
  border-radius: var(--radius);
  padding: 32px 36px;
  position: relative;
  z-index: 1;
}

.pricing-notes h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--tan);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-notes ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 32px;
}

.pricing-notes li {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
  padding-left: 14px;
  position: relative;
}

.pricing-notes li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: var(--tan);
}

/* ============================================================
   お問い合わせフォーム
   ============================================================ */
#contact {
  background: var(--cream);
}

/* お問い合わせCTA */
.contact-cta {
  text-align: center;
  padding: 20px 0;
}

.contact-cta-text {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 2;
  margin-bottom: 32px;
}

/* モーダル */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
  transform: translateY(20px) scale(0.98);
  transition: transform var(--transition);
  overflow: hidden;
}

.modal-overlay.active .modal-box {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 20px 28px;
  border-bottom: 1px solid var(--tan-light);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.modal-header h3 {
  font-family: var(--ff-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--brown);
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-header h3 i {
  color: var(--green);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: var(--cream);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--brown);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 1;
}
.modal-close:hover { background: var(--tan-light); }

.modal-body {
  overflow-y: auto;
  flex: 1;
}

.modal-body iframe {
  display: block;
  width: 100%;
  border: none;
}

/* ============================================================
   Instagram
   ============================================================ */
#instagram {
  background: var(--white);
}

.behold-wrap {
  margin-bottom: 36px;
  border-radius: var(--radius);
  overflow: hidden;
}

behold-widget {
  display: block;
  width: 100%;
}

.insta-cta {
  text-align: center;
}

/* ============================================================
   アクセス
   ============================================================ */
#access {
  background: var(--cream);
}

.access-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}

.access-info {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.access-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--tan-light);
}

.access-item:last-child { border-bottom: none; }

.access-icon {
  width: 44px;
  height: 44px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.access-item h4 {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.access-item p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.7;
}

.access-item a {
  color: var(--green);
  transition: color var(--transition);
}
.access-item a:hover { color: var(--green-light); }

.access-map iframe {
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--shadow-deep);
}

/* ============================================================
   予約CTA
   ============================================================ */
#booking {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px;
  overflow: hidden;
  text-align: center;
}

.booking-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
}

.booking-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(25, 15, 8, 0.78) 0%,
    rgba(61, 43, 31, 0.72) 100%
  );
}

.booking-content {
  position: relative;
  z-index: 1;
  color: var(--white);
  max-width: 680px;
}

.booking-content h2 {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.booking-content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.9;
  margin-bottom: 36px;
}

.booking-contact {
  font-size: 0.82rem !important;
  color: rgba(255, 255, 255, 0.55) !important;
  margin-top: 24px !important;
  margin-bottom: 0 !important;
}

.booking-contact a {
  color: var(--tan-light);
  transition: color var(--transition);
}
.booking-contact a:hover { color: var(--white); }

/* ============================================================
   フッター
   ============================================================ */
#footer {
  background: var(--brown);
  color: rgba(255, 255, 255, 0.75);
}

.footer-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-logo-char {
  font-family: var(--ff-serif);
  font-size: 2.4rem;
  color: var(--tan);
  line-height: 1;
}

.footer-logo-name {
  display: block;
  font-family: var(--ff-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--tan-light);
  line-height: 1.4;
}

.footer-logo-sub {
  display: block;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-address {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.9;
}

.footer-address a {
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition);
}
.footer-address a:hover { color: var(--tan); }

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 24px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
  justify-content: flex-end;
}

.footer-nav a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
  padding: 4px 12px;
  transition: color var(--transition);
  border-right: 1px solid rgba(255,255,255,0.15);
}
.footer-nav a:last-child { border-right: none; }
.footer-nav a:hover { color: var(--tan); }

.footer-sns {
  display: flex;
  gap: 12px;
}

.footer-sns a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
  transition: var(--transition);
}
.footer-sns a:hover {
  background: var(--tan);
  color: var(--white);
}

.footer-copy {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
  text-align: center;
}

.footer-copy p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ============================================================
   レスポンシブ ── タブレット（〜1024px）
   ============================================================ */
@media (max-width: 1024px) {
  :root { --section-gap: 80px; }

  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .amenity-list  { grid-template-columns: repeat(3, 1fr); }

  .concept-layout { gap: 40px; }
  .concept-image img { height: 400px; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { align-items: flex-start; }
  .footer-nav   { justify-content: flex-start; }
}

/* ============================================================
   レスポンシブ ── モバイル（〜768px）
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --header-h:    60px;
    --section-gap: 64px;
  }

  /* ヘッダー */
  .main-nav { display: none; }
  .hamburger { display: flex; }

  /* ヒーロー */
  .hero-btns { flex-direction: column; align-items: center; }

  /* コンセプト */
  .concept-layout {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 56px;
  }
  .concept-image img  { height: 300px; }
  .concept-image-deco { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }

  /* サイト */
  .sites-grid { grid-template-columns: 1fr; }
  .site-card--featured { transform: none; }
  .site-card--featured:hover { transform: translateY(-8px); }

  /* 施設 */
  .facilities-grid { grid-template-columns: 1fr; }
  .amenity-list    { grid-template-columns: repeat(2, 1fr); }

  /* 料金 */
  .pricing-grid   { grid-template-columns: 1fr; }
  .pricing-grid--2col { grid-template-columns: 1fr; }
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-8px); }
  .pricing-notes ul { grid-template-columns: 1fr; }



  /* アクセス */
  .access-layout { grid-template-columns: 1fr; gap: 40px; }

  /* フッター */
  .footer-nav a { padding: 4px 8px; }
}

/* ============================================================
   レスポンシブ ── スマートフォン（〜480px）
   ============================================================ */
@media (max-width: 480px) {
  :root { --section-gap: 52px; }

  .features-grid { grid-template-columns: 1fr; }
  .amenity-list  { grid-template-columns: 1fr; }

.hero-content h1 { font-size: 2rem; }

  .pricing-notes { padding: 24px 20px; }

  .booking-content p br { display: none; }

  .footer-inner { padding: 40px 20px 28px; }
  .footer-nav   { flex-direction: column; gap: 2px; }
  .footer-nav a { border-right: none; padding: 6px 0; }
}