:root {
  --ivory: #f6f3ee;
  --cream: #ede8e0;
  --sand: #d4cfc6;
  --moss: #4a6741;
  --moss-light: #6b8c62;
  --moss-pale: #e8ede6;
  --charcoal: #31312f;
  --warm-black: #1e1d1c;
  --text: #3d3d3b;
  --text-light: #8a8680;
  --text-faint: #b5b0a8;
  --white: #ffffff;
  --font-display: "Cormorant Garamond", serif;
  --font-body: "Noto Sans JP", sans-serif;
  --font-en: "Noto Serif JP", serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--ivory);
  line-height: 1.9;
  overflow-x: hidden;
}
::selection {
  background: var(--moss);
  color: var(--white);
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}
ul {
  list-style: none;
}
h2,
h3 {
  font-family: var(--font-en);
}

.loader {
  position: fixed;
  inset: 0;
  background: var(--warm-black);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 24px;
  transition:
    opacity 0.8s var(--ease-out),
    visibility 0.8s;
}
.loader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loader-text {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--ivory);
  letter-spacing: 0.2em;
  font-weight: 300;
}
.loader-bar {
  width: 120px;
  height: 1px;
  background: rgba(246, 243, 238, 0.15);
  position: relative;
  overflow: hidden;
}
.loader-bar::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: var(--ivory);
  animation: load 1.8s var(--ease-out) forwards;
}
@keyframes load {
  to {
    width: 100%;
  }
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 clamp(20px, 4vw, 60px);
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition:
    background 0.4s,
    backdrop-filter 0.4s;
  background: rgba(246, 243, 238, 0.4);
}
.nav.scrolled {
  background: rgba(246, 243, 238, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--charcoal);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
}
.nav-links a {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  position: relative;
  transition: color 0.3s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--moss);
  transition: width 0.4s var(--ease-out);
}
.nav-links a:hover {
  color: var(--moss);
}
.nav-links a:hover::after {
  width: 100%;
}
.nav-cta-btn {
  padding: 10px 28px;
  background: var(--charcoal);
  color: var(--ivory) !important;
  border-radius: 50px;
  font-size: 0.75rem !important;
  letter-spacing: 0.1em !important;
  transition:
    background 0.3s,
    transform 0.3s !important;
}
.nav-cta-btn::after {
  display: none !important;
}
.nav-cta-btn:hover {
  background: var(--moss) !important;
  color: var(--white) !important;
  transform: translateY(-1px);
}
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 36px;
  height: 36px;
  position: relative;
  z-index: 110;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--charcoal);
  position: absolute;
  left: 7px;
  transition: 0.4s var(--ease-out);
}
.hamburger span:nth-child(1) {
  top: 12px;
}
.hamburger span:nth-child(2) {
  top: 17px;
}
.hamburger span:nth-child(3) {
  top: 22px;
}
.hamburger.open span:nth-child(1) {
  top: 17px;
  transform: rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  top: 17px;
  transform: rotate(-45deg);
}
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--ivory);
  z-index: 105;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: 0.5s var(--ease-out);
}
.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}
.mobile-menu a {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  padding: 16px 0;
  color: var(--charcoal);
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s var(--ease-out),
    transform 0.6s var(--ease-out),
    color 0.3s;
}
.mobile-menu.open a {
  opacity: 1;
  transform: translateY(0);
}
.mobile-menu.open a:nth-child(1) {
  transition-delay: 0.1s;
}
.mobile-menu.open a:nth-child(2) {
  transition-delay: 0.15s;
}
.mobile-menu.open a:nth-child(3) {
  transition-delay: 0.2s;
}
.mobile-menu.open a:nth-child(4) {
  transition-delay: 0.25s;
}
.mobile-menu.open a:nth-child(5) {
  transition-delay: 0.3s;
}
.mobile-menu.open a:nth-child(6) {
  transition-delay: 0.35s;
}
.mobile-menu a:hover {
  color: var(--moss);
}

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26, 25, 24, 0.08) 0%, rgba(26, 25, 24, 0.12) 40%, rgba(26, 25, 24, 0.62) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: clamp(40px, 8vw, 100px);
  padding-bottom: clamp(60px, 10vw, 120px);
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(246, 243, 238, 0.7);
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(20px);
  animation: hu 1s 2.2s var(--ease-out) forwards;
}
.hero-label::before {
  content: "";
  width: 40px;
  height: 1px;
  background: rgba(246, 243, 238, 0.4);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 5.5rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--ivory);
  max-width: 900px;
  opacity: 0;
  transform: translateY(40px);
  animation: hu 1.2s 2.4s var(--ease-out) forwards;
  text-shadow: 1px 1px 1px rgb(66, 65, 65);
  white-space: nowrap;
}
.hero-title em {
  font-style: italic;
  font-weight: 300;
  color: rgba(246, 243, 238, 0.85);
}
.hero-sub {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: rgba(246, 243, 238, 0.65);
  margin-top: 28px;
  max-width: 520px;
  line-height: 2;
  font-weight: 300;
  opacity: 0;
  transform: translateY(20px);
  animation: hu 1s 2.7s var(--ease-out) forwards;
  font-family: var(--font-en);
}
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(246, 243, 238, 0.4);
  opacity: 0;
  animation: hu 1s 3s var(--ease-out) forwards;
}
.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(246, 243, 238, 0.4), transparent);
  animation: sp 2s ease-in-out infinite;
}
@keyframes sp {
  0%,
  100% {
    transform: scaleY(1);
    opacity: 1;
  }
  50% {
    transform: scaleY(0.4);
    opacity: 0.3;
  }
}
@keyframes hu {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.intro {
  padding: clamp(80px, 12vw, 160px) clamp(20px, 6vw, 80px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}
.intro-en {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 300;
  font-style: italic;
  color: var(--sand);
  line-height: 1.1;
}
.intro-body {
  max-width: 500px;
}
.intro-tag {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--moss);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.intro-tag::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--moss);
}
.intro-heading {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 600;
  line-height: 1.6;
  margin-bottom: 24px;
  color: var(--charcoal);
  font-family: var(--font-en);
}
.intro-text {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 2.2;
  font-weight: 300;
}

.photo-band {
  width: 100%;
  overflow: hidden;
  padding: clamp(20px, 3vw, 40px) 0;
}
.photo-band-inner {
  display: flex;
  gap: 16px;
  animation: mq 55s linear infinite;
  width: max-content;
}
.pb-item {
  width: clamp(280px, 30vw, 400px);
  height: clamp(190px, 22vw, 280px);
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
}
.pb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s var(--ease-smooth);
}
.pb-item:hover img {
  transform: scale(1.06);
}
@keyframes mq {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.spaces {
  padding: clamp(80px, 12vw, 160px) 0;
}
.s-header {
  text-align: center;
  padding: 0 24px;
  margin-bottom: clamp(48px, 6vw, 80px);
}
.se {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--sand);
  margin-bottom: 12px;
}
.s-header h2 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 16px;
}
.s-header p {
  font-size: 0.88rem;
  color: var(--text-light);
  max-width: 520px;
  margin: 0 auto;
  font-weight: 300;
}
.s-list {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 60px);
  display: flex;
  flex-direction: column;
  gap: clamp(32px, 5vw, 64px);
}
.s-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.s-row:nth-child(even) {
  direction: rtl;
}
.s-row:nth-child(even) > * {
  direction: ltr;
}
.s-img {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 16/10;
}
.s-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}
.s-img:hover img {
  transform: scale(1.04);
}
.s-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  padding: 6px 16px;
  border-radius: 50px;
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--moss);
  z-index: 2;
}
.s-info {
  padding: 16px 0;
}
.s-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-style: italic;
  color: var(--text-faint);
  margin-bottom: 2px;
}
.s-info h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 16px;
  line-height: 1.4;
}
.s-info p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 2;
  margin-bottom: 24px;
  font-weight: 300;
}
.s-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.s-spec {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--moss-pale);
  border-radius: 50px;
  font-size: 0.78rem;
  color: var(--moss);
  font-weight: 400;
}

.pricing {
  background: var(--warm-black);
  padding: clamp(80px, 12vw, 160px) clamp(20px, 6vw, 80px);
}
.p-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.p-inner h2,
.p-inner p {
  color: var(--sand);
}
.p-container {
  background-color: #fff;
  padding: 4%;
  border-radius: 16px;
}
.p-inner > .p-container {
  margin-bottom: 50px;
}
.p-desc {
  font-size: 0.88rem;
  margin-bottom: clamp(48px, 6vw, 72px);
  font-weight: 300;
}
.p-label {
  font-family: var(--font-en);
  font-size: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--moss-light);
  font-weight: 500;
  margin-bottom: 16px;
}
.p-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.p-card {
  padding: clamp(28px, 3vw, 40px);
  border: 1px solid rgb(210, 209, 209);
  border-radius: 16px;
  transition:
    border-color 0.4s,
    transform 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.p-card.hl {
  border-color: var(--moss);
  border-width: 3px;
}
.p-card.hl::after {
  content: "Recommend";
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--moss-light);
}
.pc-name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  position: relative;
  z-index: 1;
}
.pc-desc {
  font-size: 0.78rem;
  /* color: rgba(246, 243, 238, 0.4); */
  margin-bottom: 24px;
  font-weight: 300;
  position: relative;
  z-index: 1;
}
.pc-amt {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}
.pc-amt .n {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 300;
}
.pc-amt .u {
  font-size: 0.78rem;
}
.pc-note {
  font-size: 0.72rem;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgb(210, 209, 209);
  position: relative;
  z-index: 1;
}
.pc-feat {
  position: relative;
  z-index: 1;
}
.pc-feat li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  margin-bottom: 12px;
  font-weight: 300;
}
.pc-feat li::before {
  content: "—";
  color: var(--moss-light);
  flex-shrink: 0;
}

.howto {
  padding: clamp(80px, 12vw, 160px) clamp(20px, 6vw, 80px);
  max-width: 1200px;
  margin: 0 auto;
}
.h-header {
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 80px);
}
.h-header h2 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 600;
  color: var(--charcoal);
}
.h-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.h-steps::before {
  content: "";
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: var(--sand);
}
.step {
  text-align: center;
  padding: 0 16px;
  position: relative;
}
.step-c {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--ivory);
  border: 1px solid var(--sand);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  position: relative;
  z-index: 1;
  transition: all 0.4s var(--ease-out);
}
.step-c .nm {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--moss);
  font-style: italic;
}
.step:hover .step-c {
  background: var(--moss);
  border-color: var(--moss);
}
.step:hover .step-c .nm {
  color: var(--white);
}
.step h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 10px;
}
.step p {
  font-size: 0.8rem;
  color: var(--text-light);
  line-height: 1.8;
  font-weight: 300;
}

.lock-f {
  padding: clamp(60px, 8vw, 100px) clamp(20px, 6vw, 80px);
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
}
.lock-img {
  border-radius: 16px;
  overflow: hidden;
}
.lock-img img {
  width: 100%;
  height: auto;
  border-radius: 16px;
}
.lock-body h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 16px;
  line-height: 1.5;
}
.lock-body p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 2.2;
  font-weight: 300;
}

.fb {
  background: var(--moss);
  color: var(--white);
  padding: clamp(60px, 8vw, 100px) clamp(20px, 6vw, 80px);
}
.fb-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.fb-item {
  text-align: center;
}
.fb-icon {
  font-size: 3rem;
  margin-bottom: 10px;
  opacity: 0.85;
}
.fb-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.fb-item p {
  font-size: 0.82rem;
  line-height: 1.9;
  opacity: 0.7;
  font-weight: 300;
}

.access {
  padding: clamp(80px, 12vw, 160px) clamp(20px, 6vw, 80px);
  max-width: 1300px;
  margin: 0 auto;
}
.a-header {
  margin-bottom: clamp(48px, 6vw, 72px);
}
.a-header h2 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 600;
  color: var(--charcoal);
}
.a-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.a-map {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--cream);
}
.a-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.a-row {
  padding: 24px 0;
  border-bottom: 1px solid var(--cream);
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
}
.a-row:first-child {
  padding-top: 0;
}
.a-label {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--moss);
  font-weight: 500;
  padding-top: 2px;
}
.a-val {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.9;
  font-weight: 300;
}

.cta {
  text-align: center;
  padding: clamp(80px, 12vw, 140px) 24px;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, var(--moss-pale), transparent);
  opacity: 0.5;
}
.cta-in {
  position: relative;
  z-index: 1;
}
.cta h2 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 16px;
}
.cta p {
  font-size: 0.88rem;
  color: var(--text-light);
  max-width: 440px;
  margin: 0 auto 40px;
  font-weight: 300;
  line-height: 2;
}
.cta-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-d {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--charcoal);
  color: var(--ivory);
  padding: 16px 40px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.4s var(--ease-out);
}
.btn-d:hover {
  background: var(--moss);
  transform: translateY(-2px);
}
.btn-g {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--charcoal);
  padding: 16px 40px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--sand);
  transition: all 0.4s var(--ease-out);
}
.btn-g:hover {
  border-color: var(--moss);
  color: var(--moss);
  transform: translateY(-2px);
}

.footer {
  background: var(--warm-black);
  color: rgba(246, 243, 238, 0.4);
  padding: clamp(48px, 6vw, 80px) clamp(20px, 6vw, 80px) clamp(24px, 3vw, 40px);
}
.footer-in {
  max-width: 1200px;
  margin: 0 auto;
}
.f-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(246, 243, 238, 0.06);
}
.f-brand {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--ivory);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.f-desc {
  font-size: 0.8rem;
  line-height: 2;
  font-weight: 300;
}
.f-col h5 {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(246, 243, 238, 0.6);
  margin-bottom: 20px;
  font-weight: 500;
}
.f-col a {
  display: block;
  font-size: 0.82rem;
  color: rgba(246, 243, 238, 0.35);
  margin-bottom: 14px;
  font-weight: 300;
  transition: color 0.3s;
}
.f-col a:hover {
  color: var(--moss-light);
}
.f-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
}
.f-bottom a {
  color: rgba(246, 243, 238, 0.25);
  margin-left: 24px;
  transition: color 0.3s;
}
.f-bottom a:hover {
  color: var(--moss-light);
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.9s var(--ease-out),
    transform 0.9s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.rd1 {
  transition-delay: 0.1s;
}
.rd2 {
  transition-delay: 0.2s;
}
.rd3 {
  transition-delay: 0.3s;
}


@media (max-width: 1024px) {
  .intro {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .intro-body {
    max-width: 100%;
    margin: 0 auto;
  }
  .intro-tag {
    justify-content: center;
  }
  .s-row {
    grid-template-columns: 1fr;
  }
  .s-row:nth-child(even) {
    direction: ltr;
  }
  .h-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
  .h-steps::before {
    display: none;
  }
  .fb-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .a-grid {
    grid-template-columns: 1fr;
  }
  .lock-f {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .lock-f .intro-tag {
    justify-content: center;
  }
  .lock-img {
    max-width: 300px;
    margin: 0 auto;
  }
  .f-top {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hamburger {
    display: block;
  }
  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  .intro-en {
    font-size: clamp(2rem, 10vw, 3rem);
  }
  .p-grid {
    grid-template-columns: 1fr;
  }
  .h-steps {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .f-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .f-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  .f-bottom a {
    margin-left: 0;
    margin-right: 16px;
  }
  .s-specs {
    justify-content: center;
  }
}

/* フローティングボタン追記2026/06 */
.float-btn {
  position: fixed;
  background-color: var(--moss-light);
  bottom: 100px;
  right: 0;
  padding: 15px 8px;
  color: #fff;
  border-radius: 5px;
  display: flex;
  align-items: center;
  gap: 10px;
  writing-mode: vertical-rl;
  letter-spacing: 2px;
  text-decoration: none;
  transition: opacity .5s;
}
.float-btn img {
  width: 24px;
  height: auto;
  writing-mode: horizontal-tb;
}
.hide {
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 767px) {
  .float-btn {
    bottom: 10px;
      padding: 15px 4px;
  }
  .float-btn img {
  width: 20px;
}
}