/* ============================================
   Setouchi Retreats Sera Highlands — style.css
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@500&family=Noto+Sans+JP:wght@400&family=Noto+Serif+JP:wght@500&display=swap');

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

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

body {
  background-color: #FAFAF7;
  color: #1C1C1A;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 0.95rem;
  line-height: 1.95;
  -webkit-font-smoothing: antialiased;
}

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

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

/* --- Container --- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Section Spacing --- */
.section {
  padding: 64px 0;
}

/* --- Section Label --- */
.section-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: #7C6A52;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
}

/* --- Section Heading --- */
.section-heading {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 2rem;
  color: #1C1C1A;
  line-height: 1.4;
  margin-bottom: 40px;
}

/* --- Divider --- */
hr.divider {
  border: none;
  border-top: 1px solid #E8E4DC;
  margin: 40px 0;
}

/* --- CTA Button --- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: opacity 0.2s ease;
  border: none;
  text-align: center;
}

.btn:hover {
  opacity: 0.75;
}

.btn-dark {
  background-color: #1C1C1A;
  color: #fff;
}

.btn-white {
  background-color: #fff;
  color: #1C1C1A;
}

.btn-white-outline {
  background-color: transparent;
  color: #fff;
  border: 1px solid #fff;
}

/* Two-button CTA group */
.cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}

@media (min-width: 768px) {
  .cta-group {
    flex-direction: row;
    justify-content: center;
  }
}

/* Outline variant for second booking button on dark backgrounds */
.btn-outline {
  background-color: transparent;
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.12);
}


/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: transparent;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background-color: #fff;
  box-shadow: 0 1px 0 #E8E4DC;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.header-logo {
  display: flex;
  align-items: center;
  line-height: 0;
}

.header-logo img {
  height: 28px;
  width: auto;
  display: block;
}

@media (min-width: 768px) {
  .header-logo img {
    height: 34px;
    border: none;
    outline: none;
    box-shadow: none;
    filter: none;
  }
}

/* Default (transparent header): show white, hide dark */
.header-logo .logo-white { display: block; }
.header-logo .logo-dark  { display: none; }

/* Scrolled (white header): show dark, hide white */
.site-header.scrolled .header-logo .logo-white { display: none; }
.site-header.scrolled .header-logo .logo-dark  { display: block; }

.header-cta .btn {
  padding: 10px 22px;
  font-size: 0.8rem;
}

/* On transparent header, use white outline button */
.header-cta .btn-header {
  background-color: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.6);
  backdrop-filter: blur(4px);
}

.site-header.scrolled .header-cta .btn-header {
  background-color: #1C1C1A;
  color: #fff;
  border-color: #1C1C1A;
}

/* ============================================
   HAMBURGER BUTTON
   ============================================ */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: #fff;
  border-radius: 2px;
  transition: transform 0.35s ease, opacity 0.25s ease, background-color 0.3s ease;
  transform-origin: center;
}

.site-header.scrolled .hamburger span {
  background-color: #1C1C1A;
}

/* X state */
.hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* On desktop, hide hamburger and show header-cta */
@media (min-width: 768px) {
  .hamburger { display: none; }
  .header-cta { display: flex; }
}

/* On mobile, hide header-cta, show hamburger */
@media (max-width: 767px) {
  .header-cta { display: none; }
  .hamburger { display: flex; }
}

/* ============================================
   MOBILE NAV DRAWER
   ============================================ */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background-color: #FAFAF7;
  z-index: 1100;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-nav.is-open {
  transform: translateX(0);
}

.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.45);
  z-index: 1050;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-nav-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-inner {
  display: flex;
  flex-direction: column;
  padding: 88px 32px 48px;
  height: 100%;
}

.mobile-nav-list {
  list-style: none;
  flex: 1;
}

.mobile-nav-list li {
  border-bottom: 1px solid #E8E4DC;
}

.mobile-nav-link {
  display: block;
  padding: 18px 0;
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 500;
  color: #1C1C1A;
  letter-spacing: 0.05em;
  transition: color 0.2s ease;
}

.mobile-nav-link:hover {
  color: #7C6A52;
}

.mobile-nav-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 36px;
}

.mobile-nav-btn {
  width: 100%;
  text-align: center;
  padding: 14px 20px;
  font-size: 0.85rem;
}

.mobile-nav-btn-outline {
  background-color: transparent;
  border: 1px solid #1C1C1A;
  color: #1C1C1A;
}

/* Hide mobile nav on desktop */
@media (min-width: 768px) {
  .mobile-nav,
  .mobile-nav-backdrop {
    display: none;
  }
}


/* ============================================
   SECTION 1 — HERO
   ============================================ */
.hero {
  position: relative;
  height: 100svh;
  min-height: 500px;
  background-image: url('images/hero/hero_01.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.32) 0%, rgba(0,0,0,0.58) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
  color: #fff;
}

.hero-label {
  display: block;
  font-size: 0.73rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0.9;
  font-family: 'Noto Sans JP', sans-serif;
}

.hero-brand-logo {
  display: block;
  width: 280px;
  margin: 0 auto 20px;
  opacity: 0.92;
}

.hero-heading {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 1.75rem;
  line-height: 1.5;
  margin-bottom: 20px;
  color: #fff;
}

/* Mobile-only hero copy — hidden on desktop */
.hero-heading-mobile,
.hero-msg-main,
.hero-msg-sub {
  display: none;
}

.hero-keywords {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  opacity: 0.85;
  margin-bottom: 32px;
}

.hero-keywords span {
  margin: 0 8px;
}

.hero-content .btn {
  padding: 14px 36px;
}


/* ============================================
   SECTION 2 — CONCEPT
   ============================================ */
/* ============================================
   SECTION 1b — SUMMARY
   ============================================ */
.summary {
  background: #F9F7F4;
  border-top: 1px solid #E8E4DC;
  border-bottom: 1px solid #E8E4DC;
}

.summary-inner {
  max-width: 720px;
  text-align: left;
}

.summary .section-heading {
  margin-bottom: 20px;
}

.summary-body {
  font-size: 0.95rem;
  line-height: 2;
  color: #444440;
}


/* ============================================
   SECTION 2 — CONCEPT HERO
   ============================================ */
.concept-hero {
  position: relative;
  height: 62vh;
  min-height: 380px;
  background-image: url('images/concept/countryside.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.concept-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.62) 100%);
  pointer-events: none;
}

.concept-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 28px;
  color: #fff;
}

.concept-hero-logo {
  display: block;
  width: 160px;
  margin: 0 auto 20px;
  opacity: 0.88;
}

.concept-hero-label {
  color: rgba(255, 255, 255, 0.65);
}

.concept-hero-heading {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: 2rem;
  line-height: 1.65;
  letter-spacing: 0.05em;
  color: #fff;
  margin-top: 14px;
  margin-bottom: 28px;
}

.concept-hero-sub {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: 0.95rem;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.82);
}

@media (min-width: 768px) {
  .concept-hero {
    height: 72vh;
  }

  .concept-hero-logo {
    width: 200px;
    margin-bottom: 24px;
  }

  .concept-hero-heading {
    font-size: 2.8rem;
  }

  .concept-hero-sub {
    font-size: 1.05rem;
  }
}


/* ============================================
   SECTION 3b — RECOMMENDED FOR
   ============================================ */
.recommended-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}

.recommended-list li {
  padding: 20px 24px;
  background: #F9F7F4;
  border-left: 3px solid #7C6A52;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #444440;
}

@media (min-width: 768px) {
  .recommended-list {
    grid-template-columns: 1fr 1fr;
  }
}


/* ============================================
   SECTION 3 — PRACTICAL INFO
   ============================================ */
.stay-info .section-heading {
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.info-card {
  background-color: #F9F7F4;
  border: 1px solid #E8E4DC;
  padding: 13px 14px;
  display: grid;
  grid-template-columns: 20px 1fr;
  grid-template-rows: auto auto;
  column-gap: 10px;
  row-gap: 2px;
  align-items: center;
}

.info-card-icon {
  grid-column: 1;
  grid-row: 1 / 3;
  align-self: center;
  color: #9E8B78;
  line-height: 0;
}

.info-card-icon svg {
  display: block;
}

.info-card-label {
  grid-column: 2;
  grid-row: 1;
  font-size: 0.67rem;
  letter-spacing: 0.12em;
  color: #9E8B78;
  text-transform: uppercase;
  line-height: 1.1;
}

.info-card-value {
  grid-column: 2;
  grid-row: 2;
  font-size: 0.84rem;
  color: #1C1C1A;
  line-height: 1.35;
  text-wrap: balance;
}


/* ============================================
   SECTION 4 — GALLERY
   ============================================ */
.gallery-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.gallery-item {
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}


/* ============================================
   SECTION 5 — ROOMS
   ============================================ */
.rooms-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.room-item {}

.room-item img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.room-caption {
  margin-top: 14px;
  font-size: 0.9rem;
  color: #555552;
  letter-spacing: 0.04em;
}

.room-sub-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: #7C6A52;
  text-transform: uppercase;
  margin-bottom: 6px;
  margin-top: 14px;
}


/* ============================================
   SECTION 6 — EXPERIENCE
   ============================================ */
.experience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.experience-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.experience-item-body {
  padding-top: 16px;
}

.experience-subheading {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.experience-copy {
  font-size: 0.93rem;
  color: #555552;
  line-height: 1.8;
}


/* ============================================
   SECTION 7 — VIEW (full-bleed)
   ============================================ */
.view-section {
  position: relative;
  height: 60vh;
  min-height: 320px;
  background-image: url('images/view/view_02_field.jpeg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.view-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.4));
  pointer-events: none;
}

.view-text {
  position: relative;
  z-index: 1;
  color: #fff;
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 1.6rem;
  text-align: center;
  padding: 0 24px;
  line-height: 1.6;
}


/* ============================================
   SECTION 7b — AREA GUIDE
   ============================================ */
.area-intro {
  font-size: 0.9rem;
  line-height: 1.8;
  color: #444440;
  margin-bottom: 32px;
}

.area-groups {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 600px) {
  .area-groups {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.area-group-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #7C6A52;
  margin-bottom: 8px;
}

.area-rows {
  list-style: none;
  border-top: 1px solid #E8E4DC;
}

.area-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #E8E4DC;
}

.area-row-name {
  font-size: 0.93rem;
  color: #1C1C1A;
  font-family: 'Noto Sans JP', sans-serif;
}

.area-row-time {
  font-size: 0.88rem;
  color: #7C6A52;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.area-note {
  margin-top: 16px;
  font-size: 0.78rem;
  color: #999;
  letter-spacing: 0.04em;
}

/* legacy — kept for compatibility but unused */
.area-card-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 500;
  color: #1C1C1A;
  margin-bottom: 8px;
}

.area-card-dist {
  font-size: 0.8rem;
  color: #7C6A52;
  letter-spacing: 0.05em;
}


/* ============================================
   SECTION 8 — ACCESS
   ============================================ */
.access-content {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.access-info {}

.access-address {
  font-size: 0.9rem;
  margin-bottom: 20px;
  color: #333330;
}

.access-rows {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.access-row {
  display: flex;
  gap: 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid #E8E4DC;
  padding-bottom: 12px;
}

.access-row-label {
  color: #7C6A52;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  min-width: 80px;
  flex-shrink: 0;
}

.map-placeholder {
  width: 100%;
  height: 300px;
  background-color: #F0EDE8;
  border: 1px solid #E8E4DC;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #888;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}

.map-placeholder iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}


/* ============================================
   SECTION 9 — FAQ
   ============================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid #E8E4DC;
}

.faq-item {
  border-bottom: 1px solid #E8E4DC;
}

.faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  cursor: pointer;
  font-size: 0.93rem;
  font-weight: 400;
  color: #1C1C1A;
  gap: 16px;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary .faq-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.faq-item summary .faq-icon::after {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border-right: 1px solid #7C6A52;
  border-bottom: 1px solid #7C6A52;
  transform: rotate(45deg);
  margin-top: -4px;
}

.faq-item[open] summary .faq-icon::after {
  transform: rotate(-135deg);
  margin-top: 4px;
}

.faq-answer {
  padding: 0 0 20px;
  font-size: 0.93rem;
  color: #555552;
  line-height: 1.9;
  max-width: 740px;
}


/* ============================================
   SECTION — NEWS
   ============================================ */
.news-intro {
  font-size: 0.95rem;
  line-height: 1.8;
  color: #444440;
  margin-bottom: 32px;
}

.news-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.news-item {
  display: flex;
  align-items: baseline;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid #E8E4DC;
}

.news-item:first-child {
  border-top: 1px solid #E8E4DC;
}

.news-date {
  font-size: 0.85rem;
  color: #7C6A52;
  letter-spacing: 0.05em;
  white-space: nowrap;
  font-family: 'Inter', sans-serif;
}

.news-title {
  font-size: 0.95rem;
  color: #1C1C1A;
  line-height: 1.7;
}


/* ============================================
   SECTION 10 — BOTTOM CTA
   ============================================ */
.bottom-cta {
  position: relative;
  background-image: url('images/concept/countryside2.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  padding: 80px 24px;
}

.bottom-cta-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0,0,0,0.5);
  pointer-events: none;
}

.bottom-cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
}

.bottom-cta-logo {
  display: none;
}

.bottom-cta-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0.85;
}

.bottom-cta-heading {
  font-family: 'Noto Serif JP', serif;
  font-weight: 400;
  font-size: 2rem;
  color: #fff;
  line-height: 1.65;
  letter-spacing: 0.05em;
  margin-bottom: 28px;
}


/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background-color: #111110;
  color: #fff;
  padding: 32px 24px;
  text-align: center;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.footer-name {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.footer-brand-logo {
  display: block;
  width: 280px;
  margin: 0 auto 8px;
  opacity: 0.85;
}

.footer-tagline {
  font-size: 0.88rem;
  line-height: 1.9;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.04em;
}

.footer-meta {
  font-size: 0.78rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.03em;
  margin-top: 4px;
}


/* ============================================
   HERO SPEC / CTA TRUST
   ============================================ */
.hero-spec {
  margin-top: 16px;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.6);
  font-family: 'Inter', sans-serif;
}

.cta-trust {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.82);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
  line-height: 1.9;
}


/* ============================================
   MOBILE BOOKING BAR
   ============================================ */
.mobile-booking-bar {
  display: none;
}

@media (max-width: 767px) {
  .mobile-booking-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 900;
    background: rgba(28,28,26,0.93);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  .mobile-booking-bar a {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 54px;
    font-size: 0.83rem;
    letter-spacing: 0.08em;
    color: #fff;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
  }

  .mobile-booking-bar a:first-child {
    border-right: 1px solid rgba(255,255,255,0.12);
  }

  .mobile-booking-bar a:hover {
    background: rgba(255,255,255,0.06);
  }
}


/* ============================================
   SP BREAK — モバイルのみ表示する改行
   ============================================ */
br.sp-br { display: none; }

@media (max-width: 767px) {
  br.sp-br { display: inline; }
}


/* ============================================
   FADE-IN ON SCROLL
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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


/* ============================================
   RESPONSIVE — 768px+
   ============================================ */
@media (min-width: 768px) {

  .section {
    padding: 100px 0;
  }

  .section-heading {
    font-size: 2.5rem;
  }

  /* Hero */
  .hero {
    align-items: stretch;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0 40px;
    margin-top: 0;
    position: relative;
  }

  .hero-brand-logo {
    width: 360px;
    margin-top: 0;
  }

  .hero-heading {
    font-size: 2.6rem;
    margin-bottom: 0;
  }

  .hero-heading br { display: none; }

  .hero-booking-group {
    position: absolute;
    bottom: 64px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-content .btn {
    padding: 18px 48px;
    font-size: 0.95rem;
  }

  .hero-spec {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.88);
    margin-top: 14px;
    letter-spacing: 0.14em;
  }

  /* Stay Info — reduce section padding on desktop */
  .stay-info {
    padding: 72px 0;
  }

  /* Info grid */
  .info-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .stay-info .section-heading {
    font-size: 1.6rem;
  }

  /* Gallery */
  .gallery-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 8px;
  }

  .gallery-item:nth-child(1) {
    grid-column: 1 / -1;
  }

  .gallery-item:nth-child(4) {
    grid-column: 1 / -1;
  }

  /* Rooms */
  .rooms-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  /* Experience */
  .experience-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  /* View */
  .view-section {
    height: 70vh;
  }

  .view-text {
    font-size: 2.2rem;
  }

  /* Access */
  .access-content {
    flex-direction: row;
    gap: 48px;
    align-items: flex-start;
  }

  .access-info {
    flex: 0 0 320px;
  }

  .map-placeholder {
    flex: 1;
  }

  /* Bottom CTA */
  .bottom-cta-heading {
    font-size: 2.6rem;
  }

}


/* ============================================
   RESPONSIVE — 1024px+
   ============================================ */
@media (min-width: 1024px) {

  .section {
    padding: 120px 0;
  }

  .stay-info {
    padding: 80px 0;
  }

  /* Info grid — 4 columns on large */
  .info-grid {
    grid-template-columns: repeat(4, 1fr);
  }

}

@media (min-width: 1024px) {

  /* Hero — 1行固定 */
  .hero-heading {
    white-space: nowrap;
    font-size: 2.6rem;
  }

}

@media (min-width: 1100px) {

  /* Hero */
  .hero-heading {
    font-size: 3rem;
  }

  .footer-brand-logo { width: 360px; }

}

/* ============================================
   MOBILE — heading refinement
   ============================================ */
@media (max-width: 767px) {

  /* Hero: モバイルレイアウト全体 */
  .hero {
    align-items: stretch;
  }

  .hero-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 32px;
  }

  /* ロゴ: ヘッダーと元の位置の中間あたりに配置 */
  .hero-brand-logo {
    position: absolute;
    top: 26%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 240px;
    margin-bottom: 0;
  }

  /* デスクトップ見出し・CTAは非表示 */
  .hero-heading,
  .hero .cta-group {
    display: none;
  }

  /* メインメッセージ（大） */
  .hero-msg-main {
    display: block;
    font-family: 'Noto Serif JP', serif;
    font-weight: 400;
    font-size: 1.9rem;
    line-height: 1.75;
    letter-spacing: 0.04em;
    color: #fff;
    text-align: center;
    margin-bottom: 64px;
  }

  /* サブタイトル（中） */
  .hero-msg-sub {
    display: block;
    font-family: 'Noto Serif JP', serif;
    font-weight: 400;
    font-size: 1.25rem;
    line-height: 1.75;
    letter-spacing: 0.04em;
    color: #fff;
    text-align: center;
  }

  /* スペックテキスト: 最下部に固定 */
  .hero .hero-spec {
    position: absolute;
    bottom: 72px;
    left: 0;
    right: 0;
    text-align: center;
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.75);
  }

  /* SUMMARY 見出し */
  .summary .section-heading {
    font-size: 1.6rem;
    line-height: 1.55;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
  }

  /* span による見出し行制御 */
  .heading-line {
    display: block;
  }

  /* Rooms 冒頭文：モバイルのみ2行 */
  .rooms-note-line {
    display: block;
  }

  /* Rooms：1F・2Fブロック間を広く、内部は詰める */
  .rooms-grid {
    gap: 52px;
  }

  .room-sub-label {
    margin-top: 12px;
    margin-bottom: 4px;
  }

  .room-caption {
    margin-top: 4px;
  }

  /* Bottom CTA: モバイル簡略化 */
  .site-footer {
    display: none;
  }

  .bottom-cta-label {
    display: block;
    color: rgba(255,255,255,0.65);
    opacity: 1;
  }

  .bottom-cta {
    padding: 64px 28px 88px;
    min-height: 0;
  }

  .bottom-cta-logo {
    display: block;
    width: 200px;
    margin: 0 auto 32px;
    opacity: 0.88;
  }

  .bottom-cta-heading {
    font-size: 2rem;
    margin-bottom: 20px;
  }

}