*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ivory:   #F5F2EC;
  --cream:   #EDE8DE;
  --linen:   #D6CEBF;
  --smoke:   #9B9289;
  --slate:   #5C5650;
  --deep:    #2A2723;
  --forest:  #3D4A3E;
  --gold:    #B8A882;
  --white:   #FAFAF8;
}

html { scroll-behavior: smooth; }

body {
  background: var(--ivory);
  color: var(--deep);
  font-family: 'Montserrat', 'Noto Serif JP', sans-serif;
  overflow-x: hidden;
  cursor: none;
}

/* Custom Cursor */
.cursor {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--deep);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%,-50%);
  transition: transform .1s, width .3s, height .3s, background .3s;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid var(--slate);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%,-50%);
  transition: transform .18s ease, width .3s, height .3s, opacity .3s;
}

body:hover .cursor-ring { opacity: 1; }

/* NAV */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 28px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  mix-blend-mode: multiply;
}

.nav-logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--deep);
  text-transform: uppercase;
  text-decoration: none;
}

.nav-logo span { font-weight: 200; opacity: .6; }

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-family: 'Noto Serif JP', serif;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: .15em;
  color: var(--slate);
  text-decoration: none;
  transition: color .3s;
}

.nav-links a:hover { color: var(--deep); }

/* HERO */
#hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url(../img/mv_1.jpg);
  background-size: cover;
  /*background: linear-gradient(160deg, #EDE8DE 0%, #D6CEBF 40%, #C8BEAE 100%);*/
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: .4;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.hero-kanji {
  position: absolute;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: clamp(68px, 9vw, 120px);
  letter-spacing: .08em;
  color: var(--cream);
  line-height: 1;
  opacity: 0;
  animation: fadeUp 1.6s 1s cubic-bezier(.16,1,.3,1) forwards;
  user-select: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 48px 80px;
  max-width: 620px;
}

.hero-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--smoke);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 1s .3s cubic-bezier(.16,1,.3,1) forwards;
}

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(42px, 6vw, 80px);
  line-height: 1.1;
  color: var(--deep);
  margin-bottom: 8px;
  opacity: 0;
  animation: fadeUp 1.2s .5s cubic-bezier(.16,1,.3,1) forwards;
}

.hero-title em {
  font-style: italic;
  color: var(--forest);
  display: block;
  font-size: 1.1em;
}

.hero-subtitle {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: clamp(13px, 1.5vw, 16px);
  letter-spacing: .12em;
  color: var(--slate);
  margin-top: 20px;
  line-height: 2;
  opacity: 0;
  animation: fadeUp 1s .8s cubic-bezier(.16,1,.3,1) forwards;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-top: 48px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--deep);
  text-decoration: none;
  opacity: 0;
  animation: fadeUp 1s 1.2s cubic-bezier(.16,1,.3,1) forwards;
}

.hero-cta::after {
  content: '';
  display: block;
  width: 48px;
  height: 1px;
  background: var(--deep);
  transition: width .4s;
}

.hero-cta:hover::after { width: 72px; }

.hero-scroll {
  position: absolute;
  bottom: 40px;
  right: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeIn 1s 1.8s forwards;
}

.hero-scroll span {
  font-size: 9px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--smoke);
  writing-mode: vertical-rl;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: var(--linen);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--slate);
  animation: scrollDrop 2s 2s ease-in-out infinite;
}

/* CONCEPT SECTION */
#concept {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  position: relative;
}

.concept-left {
  background: var(--deep);
  padding: 120px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.concept-left::before {
  content: 'Re';
  position: absolute;
  bottom: -40px;
  left: -20px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 280px;
  font-weight: 300;
  color: rgba(255,255,255,.03);
  line-height: 1;
  user-select: none;
}

.concept-number {
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: .3em;
  color: var(--gold);
  margin-bottom: 40px;
}

.concept-heading {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 32px;
}

.concept-heading em { font-style: italic; color: var(--gold); }

.concept-body {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 13px;
  line-height: 2.4;
  color: rgba(250,250,248,.55);
  letter-spacing: .08em;
  max-width: 400px;
}

.concept-divider {
  width: 40px;
  height: 1px;
  background: var(--gold);
  margin: 40px 0;
}

.concept-right {
  background: var(--cream);
  display: grid;
  grid-template-rows: 1fr 1fr;
  position: relative;
}

.concept-card {
  padding: 60px;
  border-bottom: 1px solid var(--linen);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: background .4s;
}

.concept-card:last-child { border-bottom: none; }
.concept-card:hover { background: var(--ivory); }

.concept-card-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 64px;
  font-weight: 300;
  color: var(--linen);
  line-height: 1;
  position: absolute;
  top: 24px;
  right: 40px;
  user-select: none;
}

.concept-card-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.concept-card-title {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 20px;
  line-height: 1.6;
  color: var(--deep);
  letter-spacing: .06em;
}

.concept-card-desc {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 12px;
  line-height: 2.2;
  color: var(--slate);
  letter-spacing: .06em;
  margin-top: 16px;
}

/* FEATURES SECTION */
#features {
  background: var(--white);
  padding: 160px 0;
  position: relative;
  overflow: hidden;
}

.features-header {
  padding: 0 80px;
  margin-bottom: 100px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
}

.section-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--smoke);
}

.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.1;
  color: var(--deep);
  margin-top: 16px;
}

.section-title em { font-style: italic; }

.features-header-note {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 12px;
  color: var(--smoke);
  letter-spacing: .08em;
  max-width: 280px;
  line-height: 2.2;
  text-align: right;
}

.features-marquee-wrap {
  width: 100%;
  overflow: hidden;
  border-top: 1px solid var(--linen);
  border-bottom: 1px solid var(--linen);
  padding: 20px 0;
  margin-bottom: 80px;
}

.features-marquee {
  display: flex;
  gap: 80px;
  width: max-content;
  animation: marquee 18s linear infinite;
}

.marquee-item {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 20px;
  font-weight: 300;
  color: var(--linen);
  letter-spacing: .1em;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 80px;
}

.marquee-item::after {
  content: '◇';
  font-style: normal;
  font-size: 10px;
  color: var(--gold);
}

.features-grid {
  padding: 0 80px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--linen);
}

.feature-item {
  background: var(--white);
  padding: 64px 48px;
  position: relative;
  overflow: hidden;
  transition: background .4s;
}

.feature-item:hover { background: var(--ivory); }

.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 32px;
  position: relative;
}

.feature-icon::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--linen);
  border-radius: 50%;
  transition: transform .4s, border-color .4s;
}

.feature-item:hover .feature-icon::before {
  transform: scale(1.2);
  border-color: var(--gold);
}

.feature-icon-inner {
  position: absolute;
  inset: 12px;
  background: var(--gold);
  opacity: .6;
  border-radius: 50%;
  transition: opacity .4s;
}

.feature-item:hover .feature-icon-inner { opacity: 1; }

.feature-num {
  position: absolute;
  top: 32px;
  right: 32px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 48px;
  font-weight: 300;
  color: var(--cream);
  line-height: 1;
  user-select: none;
}

.feature-title {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 18px;
  color: var(--deep);
  line-height: 1.6;
  margin-bottom: 16px;
  letter-spacing: .06em;
}

.feature-text {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 12px;
  line-height: 2.3;
  color: var(--slate);
  letter-spacing: .06em;
}

/* SDGS SECTION */
#sdgs {
  background: var(--forest);
  padding: 160px 80px;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 120px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

#sdgs::before {
  content: 'SUSTAINABLE';
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
  font-family: 'Montserrat', sans-serif;
  font-weight: 200;
  font-size: 11px;
  letter-spacing: .4em;
  color: rgba(255,255,255,.08);
  white-space: nowrap;
  user-select: none;
}

.sdgs-tag {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 9px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(184,168,130,.3);
  padding: 8px 16px;
  margin-bottom: 40px;
}

.sdgs-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1.2;
  color: var(--white);
  margin-bottom: 32px;
}

.sdgs-title em {
  font-style: italic;
  color: var(--gold);
  display: block;
}

.sdgs-body {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 13px;
  line-height: 2.4;
  color: rgba(250,250,248,.5);
  letter-spacing: .07em;
}

.sdgs-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.sdgs-stat {
  border: 1px solid rgba(255,255,255,.08);
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: border-color .4s;
}

.sdgs-stat:hover { border-color: rgba(184,168,130,.4); }
.sdgs-stat:first-child { grid-column: 1 / -1; }

.sdgs-stat-num {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: 56px;
  line-height: 1;
  color: var(--gold);
  margin-bottom: 8px;
}

.sdgs-stat-num sup { font-size: .5em; vertical-align: super; }

.sdgs-stat-label {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 12px;
  line-height: 1.8;
  color: rgba(250,250,248,.5);
  letter-spacing: .07em;
}

/* PROCESS SECTION */
#process {
  background: var(--ivory);
  padding: 160px 80px;
  position: relative;
}

.process-header { margin-bottom: 100px; }

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--linen);
}

.process-step {
  padding: 0 32px 0 0;
  position: relative;
}

.process-step:last-child { padding-right: 0; }

.process-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--gold);
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
  transition: background .3s;
}

.process-step:hover .process-dot { background: var(--gold); }

.process-step-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  font-weight: 300;
  letter-spacing: .2em;
  color: var(--gold);
  margin-bottom: 12px;
}

.process-step-title {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 16px;
  color: var(--deep);
  line-height: 1.5;
  margin-bottom: 12px;
  letter-spacing: .06em;
}

.process-step-desc {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 11.5px;
  line-height: 2.2;
  color: var(--slate);
  letter-spacing: .05em;
}

/* PRICE SECTION */
#pricing {
  background: var(--deep);
  padding: 160px 80px;
  position: relative;
  overflow: hidden;
}

#pricing::before {
  content: '¥';
  position: absolute;
  right: 40px;
  top: 40px;
  font-family: 'Cormorant Garamond', serif;
  font-size: 400px;
  font-weight: 300;
  color: rgba(255,255,255,.02);
  line-height: 1;
  user-select: none;
}

.pricing-header { margin-bottom: 80px; }
.pricing-header .section-title { color: var(--white); }
.pricing-header .section-label { color: var(--gold); opacity: .6; }

.pricing-label {
  color: rgba(184,168,130,.5) !important;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(255,255,255,.04);
}

.price-card {
  background: rgba(255,255,255,.03);
  padding: 56px 48px;
  position: relative;
  overflow: hidden;
  transition: background .4s;
}

.price-card:hover { background: rgba(255,255,255,.07); }

.price-card.featured {
  background: rgba(184,168,130,.1);
  border-top: 2px solid var(--gold);
}

.price-card-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.price-card-name {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: 28px;
  color: var(--white);
  margin-bottom: 8px;
}

.price-card-down {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 12px;
  color: rgba(255,255,255,.4);
  margin-bottom: 40px;
  letter-spacing: .05em;
}

.price-amount {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: 48px;
  color: var(--white);
  line-height: 1;
}

.price-amount small {
  font-size: 16px;
  letter-spacing: .05em;
  opacity: .5;
  vertical-align: middle;
}

.price-divider {
  width: 32px;
  height: 1px;
  background: rgba(255,255,255,.12);
  margin: 32px 0;
}

.price-spec {
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 11px;
  line-height: 2.4;
  color: rgba(255,255,255,.4);
  letter-spacing: .06em;
}

.pricing-note {
  margin-top: 32px;
  font-family: 'Noto Serif JP', serif;
  font-weight: 200;
  font-size: 11px;
  color: rgba(255,255,255,.25);
  letter-spacing: .07em;
  line-height: 2;
}

/* FOOTER TEASER */
#footer-teaser {
  background: var(--ivory);
  padding: 120px 80px;
  text-align: center;
  border-top: 1px solid var(--linen);
}

.teaser-eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 10px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--smoke);
  margin-bottom: 32px;
}

.teaser-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 1.1;
  color: var(--deep);
  margin-bottom: 48px;
}

.teaser-title em { font-style: italic; color: var(--forest); }

.teaser-contact {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid var(--linen);
  padding-bottom: 8px;
  transition: border-color .3s;
}

.teaser-contact:hover { border-color: var(--deep); }

.teaser-contact-email {
  opacity: .4;
  font-size: .9em;
}

footer {
  padding: 40px 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--linen);
  background: var(--ivory);
}

.footer-logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 200;
  font-size: 11px;
  letter-spacing: .25em;
  color: var(--smoke);
}

.footer-copy {
  font-family: 'Montserrat', sans-serif;
  font-weight: 200;
  font-size: 10px;
  letter-spacing: .15em;
  color: var(--linen);
}

.footer-contact {
  font-family: 'Noto Serif JP', serif;
  font-size: 11px;
  font-weight: 200;
  color: var(--smoke);
  letter-spacing: .08em;
}

/* KEYFRAMES */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scrollDrop {
  0%   { top: -100%; }
  50%  { top: 100%; }
  100% { top: 100%; }
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* REVEAL ON SCROLL */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(.16,1,.3,1), transform 1s cubic-bezier(.16,1,.3,1);
}

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

.reveal-delay-1 { transition-delay: .15s; }
.reveal-delay-2 { transition-delay: .3s; }
.reveal-delay-3 { transition-delay: .45s; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  #concept { grid-template-columns: 1fr; }
  .concept-left { padding: 80px 48px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  #sdgs { grid-template-columns: 1fr; gap: 60px; padding: 100px 48px; }
  .process-timeline { grid-template-columns: 1fr 1fr; gap: 48px; }
  .process-timeline::before { display: none; }
  .pricing-grid { grid-template-columns: 1fr; }
  nav { padding: 20px 24px; }
  .nav-links { display: none; }
  .hero-content { padding: 0 24px 80px; }
  #features, #process, #pricing, #footer-teaser { padding: 100px 48px; }
  .features-header, .features-grid { padding: 0 48px; }
  footer {
    padding: 32px 48px;
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/*MV＆headerサイズ調整*/
.mv_size{
  width:10%;
}