/* ============================================================
   海宙 -IKIGAI stay.- | styles.css
   ============================================================ */

/* ---- Variables -------------------------------------------- */
:root {
  --primary:        #0077B6;
  --primary-light:  #00B4D8;
  --primary-dark:   #005F92;
  --primary-pale:   #E0F4FF;
  --secondary:      #2E7D5E;
  --secondary-light:#4CAF87;
  --accent:         #C97D35;
  --text-dark:      #1A2B35;
  --text-mid:       #4A6070;
  --text-light:     #7A90A0;
  --border:         #D0E4EC;
  --bg:             #F8FBFD;
  --white:          #FFFFFF;
  --shadow-sm:      0 2px 12px rgba(0,119,182,0.08);
  --shadow-md:      0 4px 24px rgba(0,119,182,0.12);
  --shadow-lg:      0 8px 40px rgba(0,119,182,0.16);
  --radius:         12px;
  --radius-sm:      8px;
  --ease:           0.3s ease;
}

/* ---- Reset ------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans JP', 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text-dark);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: var(--ease); }
ul { list-style: none; }
address { font-style: normal; }

/* ---- Layout ----------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 96px 0; }
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-dark);
  margin-bottom: 16px;
}
.section-desc {
  font-size: 17px;
  color: var(--text-mid);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ---- Buttons ---------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: var(--ease);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,119,182,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.65);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}
.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline-dark:hover {
  background: var(--primary);
  color: var(--white);
}
.btn-white {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--primary-pale);
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.25);
}
.btn-lg  { padding: 15px 36px; font-size: 16px; }
.btn-xl  { padding: 18px 48px; font-size: 18px; }
.btn-block { width: 100%; margin-top: 24px; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background var(--ease), padding var(--ease), box-shadow var(--ease);
}
.site-header.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.07);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
}

/* Logo */
.logo { display: flex; flex-direction: column; line-height: 1; flex-shrink: 0; }
.logo-ja {
  font-family: 'Noto Serif JP', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.1em;
  transition: color var(--ease);
}
.logo-en {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: color var(--ease);
}
.site-header.scrolled .logo-ja { color: var(--text-dark); }
.site-header.scrolled .logo-en { color: var(--text-light); }

/* Nav */
.main-nav { flex: 1; }
.main-nav ul {
  display: flex;
  gap: 28px;
  justify-content: center;
}
.main-nav a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  letter-spacing: 0.04em;
  position: relative;
  padding-bottom: 2px;
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform var(--ease);
}
.main-nav a:hover::after { transform: scaleX(1); }
.site-header.scrolled .main-nav a { color: var(--text-dark); }

/* Header CTA */
.header-cta {
  flex-shrink: 0;
  background: rgba(255,255,255,0.18);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.45);
  padding: 9px 22px;
  font-size: 14px;
  border-radius: 50px;
}
.header-cta:hover {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.site-header.scrolled .header-cta {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.site-header.scrolled .header-cta:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--ease);
}
.site-header.scrolled .nav-toggle span { background: var(--text-dark); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    150deg,
    rgba(0, 35, 70, 0.65) 0%,
    rgba(0, 90, 150, 0.45) 50%,
    rgba(0, 55, 40,  0.35) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--white);
  padding: 0 24px;
  max-width: 820px;
}
.hero-tagline-en {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  margin-bottom: 20px;
}
.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(32px, 5.5vw, 64px);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.25);
}
.hero-title-accent { color: #7DD3FC; }
.hero-sub {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(17px, 2.5vw, 24px);
  color: rgba(255,255,255,0.92);
  margin-bottom: 40px;
  font-weight: 600;
  line-height: 1.7;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.hero-badges {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-badges span {
  background: rgba(255,255,255,0.13);
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(4px);
  padding: 5px 16px;
  border-radius: 50px;
  font-size: 13px;
  letter-spacing: 0.04em;
}
.hero-scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  z-index: 1;
}
.scroll-line {
  display: block;
  width: 1px; height: 44px;
  background: rgba(255,255,255,0.5);
  animation: scrollPulse 2s ease-in-out infinite;
}
.scroll-text {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
@keyframes scrollPulse {
  0%,100% { opacity: 0.4; transform: scaleY(0.7); }
  50%      { opacity: 1;   transform: scaleY(1); }
}

/* ============================================================
   CONCEPT
   ============================================================ */
.concept { background: var(--white); }
.concept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  margin-bottom: 80px;
}
.concept-lead {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.85;
  margin-bottom: 20px;
  color: var(--text-dark);
}
.concept-text p {
  color: var(--text-mid);
  font-size: 16px;
  line-height: 1.9;
  margin-bottom: 16px;
}
.concept-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.concept-tags span {
  background: var(--primary-pale);
  color: var(--primary-dark);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
}
.concept-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

/* Value cards */
.concept-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.value-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: var(--ease);
}
.value-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.value-icon { font-size: 40px; margin-bottom: 16px; }
.value-card h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}
.value-card p {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
}

/* ============================================================
   ROOM
   ============================================================ */
.room { background: var(--bg); }
.room-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.room-img-main {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 12px;
}
.room-img-sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.room-img-sub-grid img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}
.room-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 32px;
}
.room-name small {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: var(--primary);
  margin-top: 6px;
}
.room-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}
.spec-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.spec-icon { font-size: 22px; flex-shrink: 0; }
.spec-label {
  display: block;
  font-size: 11px;
  color: var(--text-light);
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}
.spec-value {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-dark);
}
.room-features { margin-bottom: 8px; }
.room-features h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 12px;
}
.room-features ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.room-features li {
  font-size: 15px;
  color: var(--text-mid);
  padding-left: 20px;
  position: relative;
}
.room-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-weight: 700;
}

/* ============================================================
   EXPERIENCE
   ============================================================ */
.experience {
  background: linear-gradient(135deg, #003D6B 0%, #0077B6 60%, #005F92 100%);
}
.experience .section-label { color: rgba(255,255,255,0.55); }
.experience .section-title { color: var(--white); }
.experience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.exp-card {
  background: rgba(255,255,255,0.09);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: var(--ease);
}
.exp-card:hover {
  background: rgba(255,255,255,0.16);
  transform: translateY(-5px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
}
.exp-img {
  width: 100%;
  height: 160px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}
.exp-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.exp-card:hover .exp-img img { transform: scale(1.06); }
.exp-card h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.exp-card p {
  font-size: 13px;
  color: rgba(255,255,255,0.78);
  line-height: 1.75;
  margin-bottom: 16px;
}
.exp-distance {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: #7DD3FC;
  letter-spacing: 0.04em;
}

/* ============================================================
   GALLERY
   ============================================================ */
.gallery { background: var(--white); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 40px;
}
.gallery-item {
  overflow: hidden;
  border-radius: var(--radius-sm);
  aspect-ratio: 4 / 3;
  background: var(--primary-pale);
}
.gallery-item--large {
  grid-column: span 2;
  aspect-ratio: unset;
  align-self: stretch;
}
.gallery-item--fill {
  aspect-ratio: unset;
  align-self: stretch;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-cta { text-align: center; }

/* ============================================================
   ACCESS
   ============================================================ */
.access { background: var(--bg); }
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.access-block { margin-bottom: 36px; }
.access-block:last-child { margin-bottom: 0; }
.access-block h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}
.access-block address {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.9;
}
.access-routes {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.access-routes li {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.7;
}
.access-routes strong {
  display: block;
  color: var(--text-dark);
  font-weight: 600;
  margin-bottom: 2px;
}
.access-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.access-map iframe { display: block; }

/* ============================================================
   BOOKING
   ============================================================ */
.booking {
  background: linear-gradient(140deg, #0A1628 0%, #003D6B 45%, #1A4D3A 100%);
}
.booking .section-label { color: rgba(255,255,255,0.5); }
.booking .section-title { color: var(--white); }
.booking .section-desc { color: rgba(255,255,255,0.7); }
.booking-inner { text-align: center; }
.booking-cta-wrap { margin: 40px 0 16px; }
.booking-note {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin-top: 12px;
  margin-bottom: 48px;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 760px;
  margin: 0 auto;
}
.contact-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: var(--radius);
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: var(--ease);
}
.contact-card:hover {
  background: rgba(255,255,255,0.15);
  transform: translateY(-4px);
}
.contact-icon { font-size: 28px; }
.contact-label {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.contact-value {
  font-size: 13px;
  font-weight: 500;
  color: var(--white);
  word-break: break-all;
  text-align: center;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #071422;
  color: rgba(255,255,255,0.6);
  padding: 64px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-logo-ja {
  font-family: 'Noto Serif JP', serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}
.footer-logo-en {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.footer-tagline { font-size: 13px; }
.footer-nav ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
}
.footer-nav a {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  transition: var(--ease);
}
.footer-nav a:hover { color: var(--white); }
.footer-contact { font-size: 13px; line-height: 2; }
.footer-contact a { color: rgba(255,255,255,0.6); }
.footer-contact a:hover { color: var(--white); }
.footer-instagram {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: #7DD3FC;
}
.footer-instagram:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,0.3);
}

/* ============================================================
   HERO STORY HINT
   ============================================================ */
.hero-story-hint {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(14px, 2vw, 18px);
  color: rgba(255,255,255,0.65);
  font-weight: 300;
  letter-spacing: 0.12em;
  margin-top: -20px;
  margin-bottom: 32px;
  font-style: italic;
}

/* ============================================================
   SCROLL FADE-IN
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   STORY
   ============================================================ */
.story {
  background: var(--white);
  padding-top: 0;
}
.story-quote-wrap {
  background: linear-gradient(135deg, #003D6B 0%, #005F92 100%);
  padding: 72px 0;
  margin-bottom: 80px;
}
.story-quote {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.story-quote p {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 500;
  color: var(--white);
  line-height: 1.7;
  margin-bottom: 20px;
  letter-spacing: 0.06em;
}
.story-quote cite {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  font-style: normal;
  letter-spacing: 0.08em;
}

.story-chapters {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.story-chapter {
  position: relative;
  padding-top: 60px;
}
.story-num {
  position: absolute;
  top: 0; left: 0;
  font-family: 'Inter', sans-serif;
  font-size: 72px;
  font-weight: 700;
  color: var(--primary-pale);
  line-height: 1;
  letter-spacing: -0.02em;
  user-select: none;
}
.story-chapter-body {
  position: relative;
  z-index: 1;
}
.story-chapter h3 {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
}
.story-chapter p {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.95;
  margin-bottom: 12px;
}

/* ============================================================
   IKIGAI DIAGRAM
   ============================================================ */
.ikigai-diagram-wrap {
  margin: 0 auto 80px;
  max-width: 520px;
}
.ikigai-diagram {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 520px;
  margin: 0 auto;
}
.ikigai-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.ikigai-hub {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(0,119,182,0.35);
  z-index: 2;
  text-align: center;
}
.hub-ja {
  font-family: 'Noto Serif JP', serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.08em;
}
.hub-en {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 4px;
}
.ikigai-node {
  position: absolute;
  width: 130px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  box-shadow: var(--shadow-sm);
  transition: var(--ease);
  z-index: 2;
}
.ikigai-node--top    { background: #FFF0F4; border-color: #F9C0CE; }
.ikigai-node--right  { background: #EFF7FF; border-color: #B8D9F5; }
.ikigai-node--bottom { background: #F0FBF4; border-color: #A8DFB8; }
.ikigai-node--left   { background: #FFFBEE; border-color: #F0DFA0; }
.ikigai-node:hover {
  box-shadow: var(--shadow-md);
  transform: scale(1.04);
  border-color: var(--primary-light);
}
.ikigai-node--top    { top: 0; left: 50%; transform: translateX(-50%); }
.ikigai-node--right  { top: 50%; right: 0; transform: translateY(-50%); }
.ikigai-node--bottom { bottom: 0; left: 50%; transform: translateX(-50%); }
.ikigai-node--left   { top: 50%; left: 0; transform: translateY(-50%); }
.ikigai-node:hover { transform: translateX(-50%) scale(1.04); }
.ikigai-node--right:hover  { transform: translateY(-50%) scale(1.04); }
.ikigai-node--bottom:hover { transform: translateX(-50%) scale(1.04); }
.ikigai-node--left:hover   { transform: translateY(-50%) scale(1.04); }
.node-jp {
  font-family: 'Noto Serif JP', serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
}
.node-en {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ============================================================
   JOURNEY
   ============================================================ */
.journey {
  background: linear-gradient(180deg, var(--bg) 0%, #EAF6FF 100%);
}
.journey-steps {
  display: flex;
  align-items: center;
  gap: 0;
}
.journey-step {
  flex: 1;
}
.journey-step-inner {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--ease);
  height: 100%;
}
.journey-step-inner:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
  border-color: var(--primary-light);
}
.journey-day {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 16px;
}
.journey-icon-wrap {
  width: 72px;
  height: 72px;
  background: var(--primary-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.journey-icon { font-size: 32px; }
.journey-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 14px;
  letter-spacing: 0.1em;
}
.journey-desc {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.9;
}
.journey-connector {
  width: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.journey-connector span {
  display: block;
  width: 32px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-light), var(--primary));
  position: relative;
}
.journey-connector span::after {
  content: '';
  position: absolute;
  right: -6px;
  top: -4px;
  width: 0; height: 0;
  border-left: 8px solid var(--primary);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

/* ============================================================
   RESPONSIVE – Tablet (≤ 1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .concept-grid { grid-template-columns: 1fr; gap: 40px; }
  .concept-image img { height: 340px; }
  .concept-values { grid-template-columns: 1fr 1fr; }
  .experience-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-contact { grid-column: 1 / -1; }

  /* Story */
  .story-chapters { grid-template-columns: 1fr 1fr; }

  /* IKIGAI Diagram */
  .ikigai-diagram-wrap { max-width: 400px; }
  .ikigai-hub { width: 100px; height: 100px; }
  .hub-ja { font-size: 14px; }
  .ikigai-node { width: 110px; padding: 12px 8px; }
  .node-icon { font-size: 22px; }
  .node-jp { font-size: 11px; }

  /* Journey */
  .journey-steps { flex-direction: column; gap: 0; }
  .journey-connector { width: 100%; height: 48px; }
  .journey-connector span { width: 2px; height: 32px; background: linear-gradient(180deg, var(--primary-light), var(--primary)); }
  .journey-connector span::after {
    right: -4px; top: auto; bottom: -6px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 8px solid var(--primary);
    border-bottom: none;
  }
}

/* ============================================================
   RESPONSIVE – Mobile (< 768px)
   ============================================================ */
@media (max-width: 767px) {
  .section { padding: 56px 0; }
  .section-header { margin-bottom: 40px; }

  /* Story */
  .story-quote-wrap { padding: 48px 0; margin-bottom: 48px; }
  .story-chapters { grid-template-columns: 1fr; gap: 40px; }
  .story-num { font-size: 52px; }

  /* IKIGAI Diagram */
  .ikigai-diagram-wrap { max-width: 320px; }
  .ikigai-hub { width: 88px; height: 88px; }
  .hub-ja { font-size: 13px; }
  .hub-en { font-size: 8px; }
  .ikigai-node { width: 95px; padding: 10px 6px; gap: 4px; }
  .node-icon { font-size: 20px; }
  .node-jp { font-size: 10px; }
  .node-en { display: none; }

  /* Header */
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .main-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(7,20,34,0.97);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 999;
  }
  .main-nav.is-open { display: flex; }
  .main-nav ul {
    flex-direction: column;
    gap: 28px;
    text-align: center;
  }
  .main-nav a {
    font-size: 20px;
    color: var(--white);
  }

  /* Hero */
  .hero-cta-group { flex-direction: column; align-items: center; }
  .hero-badges { display: none; }

  /* Concept */
  .concept-values { grid-template-columns: 1fr; }

  /* Room */
  .room-showcase { grid-template-columns: 1fr; }
  .room-img-main { height: 280px; }

  /* Experience */
  .experience-grid { grid-template-columns: 1fr; }

  /* Gallery */
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-item--large { grid-column: span 2; }

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

  /* Booking */
  .contact-grid { grid-template-columns: 1fr; max-width: 360px; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-nav ul { grid-template-columns: 1fr; }
}

/* ============================================================
   RESPONSIVE – Small Mobile (< 480px)
   ============================================================ */
@media (max-width: 479px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item--large { grid-column: span 1; aspect-ratio: 4/3; }
  .room-specs { grid-template-columns: 1fr; }
  .btn-xl { padding: 16px 32px; font-size: 16px; }
}