/* ==========================================================================
   AMI awaji - RESI STAY Style Luxury Villa Stylesheet (Mobile-First Optimized)
   ========================================================================== */

:root {
  --color-bg: #FAF8F5;
  --color-bg-white: #FFFFFF;
  --color-bg-alt: #F3EFEA;
  --color-text-main: #2A2A28;
  --color-text-sub: #55524E;
  --color-text-light: #8E8A84;
  --color-primary: #1C242B;
  --color-gold: #B58D5A;
  --color-gold-dark: #966F3E;
  --color-border: rgba(42, 42, 40, 0.09);
  --color-border-dark: rgba(255, 255, 255, 0.15);

  --font-serif: 'Shippori Mincho', "Yu Mincho", "游明朝", serif;
  --font-sans: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-en: 'Cormorant Garamond', Georgia, serif;
  --font-num: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.12);
}

/* Base & Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg);
  line-height: 1.85;
  letter-spacing: 0.04em;
  overflow-x: hidden;
  word-break: normal;
  overflow-wrap: break-word;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Typography & Line Break Helpers */
.font-shippori { font-family: var(--font-serif); }
.font-noto { font-family: var(--font-sans); }
.font-cormorant { font-family: var(--font-en); }

.text-gold { color: var(--color-gold) !important; }
.text-center { text-align: center; }

/* 改行制御 */
.u-nowrap {
  display: inline-block;
  white-space: nowrap;
}

.u-sp {
  display: none;
}

.u-pc {
  display: inline;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Top Reserve Bar (RESI STAY Style Gold Banner)
   ========================================================================== */
.top-reserve-bar {
  background: var(--color-gold);
  color: #FFFFFF;
  text-align: center;
  position: relative;
  z-index: 101;
  width: 100%;
}

.top-reserve-bar__link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 8px 16px;
  color: #FFFFFF;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.top-reserve-bar__link:hover {
  background: #A07A48;
}

.top-reserve-bar .en {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1;
}

.top-reserve-bar .jp {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(250, 248, 245, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-smooth);
}

.header__inner {
  max-width: 1300px;
  margin: 0 auto;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  flex-direction: column;
}

.header__logo-en {
  font-family: var(--font-en);
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  line-height: 1;
}

.header__logo-sub {
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--color-gold);
  margin-top: 2px;
  text-transform: uppercase;
  white-space: nowrap;
}

.header__nav {
  display: flex;
  align-items: center;
}

.header__menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 0;
}

.nav-link .en {
  font-family: var(--font-en);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--color-primary);
}

.nav-link .jp {
  font-size: 0.65rem;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
}

.nav-link:hover .en,
.nav-link:hover .jp {
  color: var(--color-gold);
}

.header__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-primary-sm {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--color-gold);
  color: #FFFFFF;
  padding: 6px 20px;
  border-radius: 3px;
  transition: var(--transition-smooth);
}

.btn-primary-sm .en {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  line-height: 1.1;
}

.btn-primary-sm .jp {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
}

.btn-primary-sm:hover {
  background-color: var(--color-primary);
}

/* Hamburger (RESI STAY Red Button Style) */
.hamburger {
  display: none;
  background: #C0392B;
  color: #FFFFFF;
  padding: 8px 12px;
  border-radius: 4px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 48px;
  height: 48px;
}

.hamburger span:not(.hamburger__text) {
  display: block;
  width: 20px;
  height: 2px;
  background: #FFFFFF;
  transition: var(--transition-smooth);
}

.hamburger__text {
  font-family: var(--font-en);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  font-weight: 600;
  line-height: 1;
  text-transform: uppercase;
}

.header__cta-sp {
  display: none;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  width: 100%;
  height: 85vh;
  height: 85svh;
  min-height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  contain: paint;
}

.hero__slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.05) translateZ(0);
  transition: opacity 1.8s ease-in-out, transform 8s ease-out;
  will-change: opacity, transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.hero__slide.active {
  opacity: 1;
  transform: scale(1) translateZ(0);
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(20,20,20,0.3) 0%, rgba(20,20,20,0.45) 100%);
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 3;
  text-align: center;
  color: #FFFFFF;
  padding: 0 20px;
  margin-top: -20px;
}

.hero__sub {
  font-size: 1.05rem;
  letter-spacing: 0.25em;
  margin-bottom: 20px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.hero__title {
  font-size: 2.8rem;
  font-weight: 600;
  line-height: 1.6;
  letter-spacing: 0.12em;
  margin-bottom: 20px;
  text-shadow: 0 3px 12px rgba(0,0,0,0.5);
}

.hero__en {
  font-size: 1.15rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.hero__scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #FFFFFF;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.4);
  margin-top: 8px;
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #FFFFFF;
  animation: scrollAnim 2s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

@keyframes scrollAnim {
  0% { transform: translateY(-100%); }
  50% { transform: translateY(0); }
  100% { transform: translateY(100%); }
}

.hero__dots {
  position: absolute;
  bottom: 30px;
  right: 30px;
  z-index: 3;
  display: flex;
  gap: 8px;
}

.hero__dot {
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.hero__dot.active {
  background: var(--color-gold);
  width: 40px;
}

/* ==========================================================================
   Section Title Shared
   ========================================================================== */
.section-title-wrap {
  margin-bottom: 50px;
}

.section-tag {
  display: inline-block;
  font-size: 0.9rem;
  letter-spacing: 0.25em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 8px;
  font-weight: 600;
}

.section-heading {
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.5;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.section-sub {
  font-size: 0.92rem;
  color: var(--color-text-sub);
  letter-spacing: 0.04em;
}

/* Common Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 14px 32px;
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.btn-primary:hover {
  background-color: var(--color-gold);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  padding: 12px 36px;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  border-radius: 4px;
  transition: var(--transition-smooth);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

/* ==========================================================================
   Lead Section (RESI STAY Style Layout)
   ========================================================================== */
.lead-section {
  padding: 90px 0;
  background-color: var(--color-bg);
}

.lead-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 50px;
  align-items: center;
}

.lead-slider-wrap {
  position: relative;
  width: 100%;
}

.lead-slider-frame {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #EAE6DF;
}

.lead-slider {
  position: relative;
  width: 100%;
  height: 420px;
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.lead-slider::-webkit-scrollbar {
  display: none;
}

.lead-slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  overflow: hidden;
}

.lead-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slide-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.72) 100%);
  color: #FFFFFF;
  padding: 24px 18px 12px;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  box-sizing: border-box;
  pointer-events: none;
}

/* 画像外の右下に配置するコントロールバー（写真と文字の被りを完全解消） */
.lead-slider-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  width: 100%;
  margin-top: 8px;
  box-sizing: border-box;
}

.slider-controls {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #1C242B;
  border: 1px solid rgba(181, 141, 90, 0.45);
  padding: 5px 12px;
  border-radius: 20px;
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  margin-left: auto;
}

.slider-btn {
  color: #FFFFFF;
  font-size: 1.05rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  min-height: 24px;
  cursor: pointer;
  opacity: 0.85;
  transition: var(--transition-smooth);
}

.slider-btn:hover,
.slider-btn:active {
  color: var(--color-gold);
  opacity: 1;
  transform: scale(1.1);
}

.slider-counter {
  font-family: var(--font-num) !important;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  font-variant-numeric: tabular-nums lining-nums;
  line-height: 1;
  user-select: none;
  color: #F5F2EB;
}

.lead-text .section-heading {
  font-size: 1.75rem;
  line-height: 1.55;
  margin-top: 8px;
  letter-spacing: 0.06em;
}

.lead-description {
  margin: 24px 0 32px;
  color: var(--color-text-sub);
  font-size: 0.98rem;
  line-height: 2.1;
}

.lead-description p {
  margin-bottom: 18px;
}

/* ==========================================================================
   Room Section & Floor Plan (間取り図)
   ========================================================================== */
.room-section {
  padding: 90px 0;
  background-color: var(--color-bg-alt);
}

.room-card {
  background: #FFFFFF;
  border-radius: 8px;
  padding: 44px;
  box-shadow: var(--shadow-sm);
  max-width: 960px;
  margin: 0 auto;
  border: 1px solid var(--color-border);
}

.room-card__header {
  text-align: center;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

.room-card__badge {
  display: inline-block;
  background: var(--color-gold);
  color: #FFFFFF;
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  padding: 4px 16px;
  border-radius: 20px;
  margin-bottom: 10px;
}

.room-card__title {
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.room-card__catch {
  font-size: 0.95rem;
  color: var(--color-text-sub);
}

/* 間取り図ラップ */
.floor-plan-wrap {
  background: #FAF8F5;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 36px;
  border: 1px solid var(--color-border);
  text-align: center;
}

.floor-plan-tag {
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 16px;
}

.floor-plan-img {
  max-width: 760px;
  margin: 0 auto;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.floor-plan-caption {
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin-top: 10px;
}

.room-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 36px;
  padding: 10px 0;
}

.spec-item {
  display: flex;
  flex-direction: column;
  padding: 14px 0 16px;
  background: transparent;
  border-bottom: 1px solid rgba(42, 42, 40, 0.08);
}

.spec-label {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: #8C867E;
  margin-bottom: 6px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.spec-label::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--color-gold);
  border-radius: 50%;
  opacity: 0.8;
}

.spec-val {
  font-size: 0.9rem;
  color: #4E4B47;
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.03em;
}

.spec-note {
  display: block;
  font-size: 0.76rem;
  color: #8C867E;
  margin-top: 3px;
  line-height: 1.5;
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-section {
  padding: 90px 0;
  background-color: var(--color-bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--color-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card__img {
  position: relative;
  width: 100%;
  height: 260px;
  overflow: hidden;
}

.feature-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-card__num {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(28, 36, 43, 0.88);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  color: var(--color-gold);
  font-family: var(--font-num) !important;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 4px;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums lining-nums;
  line-height: 1;
}

.feature-card__body {
  padding: 28px 24px;
}

.feature-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.feature-card__text {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  line-height: 1.85;
}

/* ==========================================================================
   Gallery Section
   ========================================================================== */
.gallery-section {
  padding: 90px 0;
  background-color: var(--color-bg);
}

.gallery-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.gallery-tab-btn {
  padding: 8px 18px;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  border: 1px solid var(--color-border);
  background: #FFFFFF;
  color: var(--color-text-sub);
  border-radius: 30px;
  transition: var(--transition-smooth);
}

.gallery-tab-btn.active,
.gallery-tab-btn:hover {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 36px;
}

.gallery-item {
  position: relative;
  height: 200px;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease-out;
}

.gallery-item__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(28, 36, 43, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
  color: #FFFFFF;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.gallery-item:hover {
  transform: translateY(-3px);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item:hover .gallery-item__overlay {
  opacity: 1;
}

.gallery-item.hidden {
  display: none;
}

/* ==========================================================================
   Amenities Section (Accordion)
   ========================================================================== */
.amenities-section {
  padding: 90px 0;
  background-color: var(--color-bg-white);
}

.accordion-group {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-item {
  background: var(--color-bg);
  border-radius: 8px;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary);
  background: #FFFFFF;
  transition: var(--transition-smooth);
}

.accordion-header:hover {
  background: #FAF8F5;
}

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

.accordion-title svg {
  color: var(--color-gold);
}

.accordion-icon {
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(45deg);
  transition: transform 0.3s ease;
  margin-right: 6px;
}

.accordion-item.active .accordion-icon {
  transform: rotate(-135deg);
}

.accordion-content {
  padding: 24px;
  display: none;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.accordion-item.active .accordion-content {
  display: block;
}

.amenity-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 20px;
}

.amenity-item {
  position: relative;
  padding-left: 22px;
  font-size: 0.88rem;
  color: var(--color-text-main);
  line-height: 1.5;
}

.amenity-item.checked::before {
  content: "✔";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-gold);
  font-weight: bold;
}

.amenity-item.disabled {
  color: var(--color-text-light);
  text-decoration: line-through;
}

.amenity-item.disabled::before {
  content: "✕";
  position: absolute;
  left: 0;
  top: 0;
  color: #CCC;
  text-decoration: none;
}

/* ==========================================================================
   Location Section (横スライダー対応)
   ========================================================================== */
.location-section {
  padding: 90px 0;
  background-color: var(--color-bg-alt);
  position: relative;
}

.location-slider-ctrl {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding: 0 4px;
}

.location-swipe-hint {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-gold-dark);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.location-swipe-hint svg {
  stroke: var(--color-gold);
}

.location-nav-btns {
  display: flex;
  gap: 8px;
}

.location-nav-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #FFFFFF;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.location-nav-btn:hover {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.location-slider-wrap {
  position: relative;
  width: 100%;
}

.location-slider-track {
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  gap: 22px;
  padding: 6px 4px 18px;
  scrollbar-width: thin;
  scrollbar-color: rgba(181, 141, 90, 0.3) transparent;
}

.location-slider-track::-webkit-scrollbar {
  height: 6px;
}

.location-slider-track::-webkit-scrollbar-track {
  background: transparent;
}

.location-slider-track::-webkit-scrollbar-thumb {
  background-color: rgba(181, 141, 90, 0.3);
  border-radius: 10px;
}

.location-card {
  flex: 0 0 calc((100% - 66px) / 4);
  min-width: 250px;
  background: #FFFFFF;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  scroll-snap-align: start;
  scroll-snap-stop: normal;
  transition: var(--transition-smooth);
}

.location-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.location-card__img-wrap {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #ECE7DF;
  position: relative;
}

.location-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.location-card__badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  background: rgba(28, 36, 43, 0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: 4px;
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  pointer-events: none;
}

.location-card:hover .location-card__img {
  transform: scale(1.05);
}

.location-card__body {
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.location-tag {
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.location-title {
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
  line-height: 1.45;
}

.location-time {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  color: #B58D5A;
  font-weight: 600;
  margin-bottom: 12px;
}

.location-desc {
  font-size: 0.84rem;
  color: var(--color-text-sub);
  line-height: 1.75;
}

/* スライダーインジケータードット */
.location-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
}

.location-dot {
  width: 8px;
  height: 8px;
  border-radius: 4px;
  background: #D8D2CA;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.location-dot.active {
  width: 24px;
  background: var(--color-gold);
}

/* ==========================================================================
   Outline Section
   ========================================================================== */
.outline-section {
  padding: 90px 0;
  background-color: var(--color-bg);
}

.outline-wrapper {
  max-width: 860px;
  margin: 0 auto;
  background: #FFFFFF;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.outline-table {
  width: 100%;
  border-collapse: collapse;
}

.outline-table tr {
  border-bottom: 1px solid var(--color-border);
}

.outline-table tr:last-child {
  border-bottom: none;
}

.outline-table th {
  width: 24%;
  min-width: 150px;
  white-space: nowrap;
  padding: 18px 24px;
  background-color: #FAF8F5;
  color: var(--color-primary);
  font-weight: 600;
  text-align: left;
  font-size: 0.9rem;
}

.outline-table td {
  padding: 18px 22px;
  color: var(--color-text-main);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* Google Map in Outline */
.outline-address-cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.map-link-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--color-gold-dark);
  border: 1px solid rgba(181, 141, 90, 0.45);
  background: rgba(181, 141, 90, 0.08);
  padding: 4px 12px;
  border-radius: 4px;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.map-link-inline:hover {
  background: var(--color-gold);
  color: #FFFFFF;
  border-color: var(--color-gold);
}

.outline-map-wrap {
  width: 100%;
  border-top: 1px solid var(--color-border);
  background: #FFFFFF;
}

.outline-map-iframe {
  width: 100%;
  height: 380px;
  border: 0;
  display: block;
}

.outline-map-footer {
  padding: 14px 22px;
  background: #FAF8F5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  gap: 12px;
}

.outline-map-info {
  font-size: 0.85rem;
  color: var(--color-text-sub);
}

.btn-map-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary);
  color: #FFFFFF;
  font-size: 0.82rem;
  padding: 8px 18px;
  border-radius: 4px;
  font-weight: 500;
  transition: var(--transition-smooth);
  white-space: nowrap;
}

.btn-map-action:hover {
  background: var(--color-gold);
  color: #FFFFFF;
}

/* ==========================================================================
   Reserve Section (CTA)
   ========================================================================== */
.reserve-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #1C242B 0%, #151C22 100%);
  color: #FFFFFF;
}

.reserve-card {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.reserve-heading {
  font-size: 2.3rem;
  font-weight: 600;
  margin: 10px 0 16px;
  letter-spacing: 0.08em;
}

.reserve-sub {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 40px;
  line-height: 1.85;
}

.reserve-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.reserve-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.reserve-btn.airbnb { background: #FF5A5F; color: #FFFFFF; }
.reserve-btn.booking { background: #003580; color: #FFFFFF; }
.reserve-btn.rakuten { background: #BF0000; color: #FFFFFF; }

.reserve-btn:hover {
  transform: translateY(-3px);
  filter: brightness(1.08);
}

.reserve-btn__label {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.reserve-btn__note {
  font-size: 0.72rem;
  opacity: 0.85;
}

.reserve-contact {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #11161B;
  color: #FFFFFF;
  padding: 70px 0 36px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__logo {
  font-size: 2rem;
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.footer__desc {
  font-size: 0.85rem;
  color: var(--color-gold);
  margin-bottom: 6px;
}

.footer__address {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.footer__links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.footer__links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
}

.footer__links a:hover {
  color: var(--color-gold);
}

.footer__bottom {
  text-align: center;
  padding-top: 28px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.08em;
}

/* ==========================================================================
   Modal Lightbox
   ========================================================================== */
.modal-viewer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal-viewer.active {
  display: flex;
}

.modal-viewer__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 14, 18, 0.94);
  backdrop-filter: blur(8px);
}

.modal-viewer__container {
  position: relative;
  z-index: 2;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-viewer__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 1000px;
}

.modal-viewer__content img {
  max-width: 100%;
  max-height: 70vh;
  border-radius: 4px;
  object-fit: contain;
}

.modal-viewer__caption {
  color: #FFFFFF;
  margin-top: 14px;
  font-size: 0.92rem;
  text-align: center;
}

.modal-viewer__counter {
  font-family: var(--font-num) !important;
  color: var(--color-gold);
  margin-top: 6px;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  font-variant-numeric: tabular-nums lining-nums;
}

.modal-viewer__close {
  position: fixed;
  top: 20px;
  right: 24px;
  color: #FFFFFF;
  font-size: 2.4rem;
  line-height: 1;
  z-index: 10;
}

.modal-viewer__nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  color: #FFFFFF;
  font-size: 2rem;
  padding: 16px;
  z-index: 10;
}

.modal-viewer__nav.prev { left: 16px; }
.modal-viewer__nav.next { right: 16px; }

/* ==========================================================================
   📱 SMARTPHONE & TABLET OPTIMIZATIONS (モバイル最重視設定)
   ========================================================================== */
@media (max-width: 768px) {
  .u-sp {
    display: inline;
  }
  .u-pc {
    display: none;
  }

  /* 全体の左右余白を24pxに確保し、画面端の窮屈感を排除 */
  .container {
    padding: 0 24px;
  }

  .section-title-wrap {
    margin-bottom: 28px;
  }

  .section-tag {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    margin-bottom: 6px;
  }

  .section-heading {
    font-size: 1.35rem !important;
    line-height: 1.55 !important;
    letter-spacing: 0.04em !important;
  }

  .section-sub {
    font-size: 0.82rem;
    line-height: 1.65;
  }

  /* 上部Reserveバー (1行すっきり) */
  .top-reserve-bar__link {
    padding: 7px 10px;
    gap: 8px;
  }

  .top-reserve-bar .en {
    font-size: 0.88rem;
  }

  .top-reserve-bar .jp {
    font-size: 0.7rem;
  }

  /* ヘッダー */
  .header__inner {
    padding: 10px 24px;
  }

  .header__logo-en {
    font-size: 1.3rem;
  }

  .header__logo-sub {
    font-size: 0.52rem;
    letter-spacing: 0.12em;
    white-space: nowrap;
  }

  .header__btn-reserve {
    display: none;
  }

  .hamburger {
    display: flex;
    width: 44px;
    height: 44px;
    padding: 6px 10px;
  }

  .header__nav {
    position: fixed;
    top: 86px;
    left: 0;
    width: 100%;
    height: calc(100vh - 86px);
    background: #FAF8F5;
    flex-direction: column;
    padding: 28px 18px;
    transform: translateX(100%);
    transition: var(--transition-smooth);
    overflow-y: auto;
  }

  .header__nav.active {
    transform: translateX(0);
  }

  .header__menu {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    width: 100%;
  }

  .nav-link {
    align-items: flex-start;
  }

  .nav-link .en {
    font-size: 1.1rem;
  }

  .header__cta-sp {
    display: block;
    width: 100%;
    margin-top: 28px;
  }

  .header__cta-sp .btn-primary {
    width: 100%;
  }

  /* ヒーロー (MV) - アドレスバー伸縮による背景拡大・がたつきの完全防止 */
  .hero {
    height: 65vh;
    height: 65svh; /* アドレスバー開閉に連動しない固定最小ビューポート高 */
    min-height: 440px;
    max-height: 520px;
  }

  .hero__content {
    padding: 0 24px;
  }

  .hero__sub {
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    margin-bottom: 10px;
  }

  .hero__title {
    font-size: 1.35rem !important;
    line-height: 1.5 !important;
    letter-spacing: 0.04em !important;
    margin-bottom: 12px;
  }

  .hero__en {
    font-size: 0.8rem;
    letter-spacing: 0.1em;
  }

  .hero__scroll {
    bottom: 14px;
  }

  .hero__dots {
    display: none;
  }

  /* リードセクション (コンセプト) - 添付画像の不自然な改行を徹底修正 */
  .lead-section {
    padding: 44px 0;
  }

  .lead-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .lead-slider-wrap {
    order: 1; /* 写真を上に */
    border-radius: 6px;
  }

  .lead-slider {
    height: 230px;
  }

  .lead-text {
    order: 2; /* テキストを下に */
  }

  .lead-text .section-heading {
    font-size: 1.25rem !important;
    line-height: 1.55 !important;
    letter-spacing: 0.04em !important;
  }

  .lead-description {
    margin: 16px 0 20px;
    font-size: 0.85rem;
    line-height: 2.0;
    color: #44413E;
  }

  .lead-description p {
    margin-bottom: 12px;
  }

  .lead-cta .btn-primary {
    width: 100%;
    padding: 13px 18px;
    font-size: 0.85rem;
  }

  /* 客室案内 & 間取り図 */
  .room-section {
    padding: 44px 0;
  }

  .room-card {
    padding: 20px 14px;
    border-radius: 6px;
  }

  .room-card__header {
    padding-bottom: 16px;
    margin-bottom: 18px;
  }

  .room-card__title {
    font-size: 1.35rem;
  }

  .room-card__catch {
    font-size: 0.8rem;
  }

  .floor-plan-wrap {
    padding: 12px 6px;
    margin-bottom: 18px;
  }

  .floor-plan-tag {
    font-size: 0.75rem;
    margin-bottom: 6px;
  }

  .room-specs {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0 4px;
  }

  .spec-item {
    padding: 12px 2px 14px;
    background: transparent !important;
    border-left: none !important;
    border-bottom: 1px solid rgba(42, 42, 40, 0.08);
    border-radius: 0;
  }

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

  .spec-label {
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    color: #8C867E;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .spec-label::before {
    content: "";
    display: inline-block;
    width: 4px;
    height: 4px;
    background: var(--color-gold);
    border-radius: 50%;
    opacity: 0.8;
  }

  .spec-val {
    font-size: 0.84rem;
    color: #4E4B47;
    font-weight: 400;
    line-height: 1.75;
    letter-spacing: 0.02em;
  }

  .spec-note {
    font-size: 0.74rem;
    color: #8C867E;
  }

  /* 特徴セクション */
  .features-section {
    padding: 44px 0;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card__img {
    height: 180px;
  }

  .feature-card__body {
    padding: 16px 14px;
  }

  .feature-card__title {
    font-size: 1.08rem;
    margin-bottom: 6px;
  }

  .feature-card__text {
    font-size: 0.82rem;
    line-height: 1.75;
  }

  /* ギャラリー */
  .gallery-section {
    padding: 44px 0;
  }

  .gallery-tabs {
    gap: 6px;
    margin-bottom: 18px;
  }

  .gallery-tab-btn {
    padding: 5px 12px;
    font-size: 0.75rem;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    margin-bottom: 18px;
  }

  .gallery-item {
    height: 115px;
    border-radius: 4px;
  }

  /* 設備アメニティ */
  .amenities-section {
    padding: 44px 0;
  }

  .accordion-header {
    padding: 14px 16px;
    font-size: 1rem;
  }

  .accordion-content {
    padding: 16px 14px;
  }

  .amenity-list {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .amenity-item {
    font-size: 0.8rem;
  }

  /* 周辺案内（モバイル横スワイプ＆Peekチラ見せ対応） */
  .location-section {
    padding: 44px 0;
  }

  .location-slider-ctrl {
    margin-bottom: 12px;
    padding: 0 8px;
  }

  .location-swipe-hint {
    font-size: 0.74rem;
    gap: 4px;
    white-space: nowrap;
  }

  .location-nav-btns {
    gap: 6px;
  }

  .location-nav-btn {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
  }

  .location-slider-track {
    gap: 14px;
    margin: 0 -16px;
    padding: 6px 24px 20px;
    scroll-padding-left: 24px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .location-slider-track::-webkit-scrollbar {
    display: none;
  }

  .location-card {
    flex: 0 0 78%;
    max-width: 310px;
    min-width: 250px;
  }

  .location-card__img-wrap {
    aspect-ratio: 16 / 10;
  }

  .location-card__body {
    padding: 16px 15px 18px;
  }

  .location-title {
    font-size: 1.05rem;
  }

  .location-desc {
    font-size: 0.8rem;
    line-height: 1.65;
  }

  .location-dots {
    margin-top: 10px;
  }

  /* 施設概要 */
  .outline-section {
    padding: 44px 0;
  }

  .outline-table th,
  .outline-table td {
    display: block;
    width: 100%;
    padding: 8px 12px;
    font-size: 0.82rem;
  }

  .outline-table th {
    background: #F0EDE8;
    border-bottom: none;
    font-weight: 700;
  }

  /* 予約セクション (CTA) */
  .reserve-section {
    padding: 48px 0;
  }

  .reserve-heading {
    font-size: 1.6rem;
  }

  .reserve-sub {
    font-size: 0.82rem;
    margin-bottom: 22px;
  }

  .reserve-buttons {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .reserve-btn {
    padding: 15px 12px;
  }

  .reserve-btn__label {
    font-size: 0.95rem;
  }

  /* 施設概要 & Googleマップ (モバイル最適化：背景を右端まで伸ばす縦積みレイアウト) */
  .outline-table,
  .outline-table tbody,
  .outline-table tr {
    display: block;
    width: 100%;
  }

  .outline-table tr {
    border-bottom: 1px solid var(--color-border);
  }

  .outline-table tr:last-child {
    border-bottom: none;
  }

  .outline-table th {
    display: block;
    width: 100%;
    padding: 10px 16px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-primary);
    background-color: #FAF8F5;
    border-bottom: 1px solid rgba(42, 42, 40, 0.05);
    white-space: nowrap;
    letter-spacing: 0.04em;
  }

  .outline-table td {
    display: block;
    width: 100%;
    padding: 12px 16px 16px;
    font-size: 0.84rem;
    color: var(--color-text-main);
    line-height: 1.8;
  }

  .outline-address-cell {
    gap: 6px;
  }

  .map-link-inline {
    font-size: 0.74rem;
    padding: 3px 8px;
  }

  .outline-map-iframe {
    height: 260px;
  }

  .outline-map-footer {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 12px;
    gap: 10px;
  }

  .outline-map-info {
    font-size: 0.78rem;
  }

  .btn-map-action {
    justify-content: center;
    width: 100%;
    padding: 10px 14px;
    font-size: 0.82rem;
  }

  /* フッター */
  .footer {
    padding: 40px 0 20px;
  }

  .footer__inner {
    flex-direction: column;
    gap: 20px;
    padding-bottom: 24px;
  }

  .footer__logo {
    font-size: 1.55rem;
  }

  .footer__links {
    flex-direction: column;
    gap: 8px;
  }

  /* モーダル */
  .modal-viewer__close {
    top: 12px;
    right: 14px;
    font-size: 1.8rem;
  }

  .modal-viewer__nav {
    font-size: 1.4rem;
    padding: 8px;
  }

  .modal-viewer__nav.prev { left: 6px; }
  .modal-viewer__nav.next { right: 6px; }

  .modal-viewer__content img {
    max-height: 55vh;
  }
}