:root {
  --bg: #030304;
  --ink: #f7f1e8;
  --muted: #aaa39d;
  --line: rgba(247, 241, 232, 0.16);
  --aqua: #7ff7df;
  --rose: #ff6fbd;
  --amber: #f5c65d;
  --violet: #9d8cff;
  --leaf: #95e06c;
  --scene-progress: 0;
  --scroll-progress: 0;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 111, 189, 0.14), transparent 26vw),
    radial-gradient(circle at 82% 28%, rgba(127, 247, 223, 0.14), transparent 30vw),
    linear-gradient(180deg, #030304 0%, #060709 46%, #020203 100%);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 8.333vw 8.333vw;
  mask-image: linear-gradient(to bottom, transparent 0%, black 14%, black 88%, transparent 100%);
}

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

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

#motion-field {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: screen;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    repeating-radial-gradient(circle at 28% 37%, rgba(255,255,255,0.38) 0 1px, transparent 1px 3px);
  background-size: 160px 160px;
  mix-blend-mode: overlay;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 22px clamp(18px, 4vw, 58px);
  color: rgba(247, 241, 232, 0.92);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(3,3,4,0.8), rgba(3,3,4,0));
  backdrop-filter: blur(8px);
  mask-image: linear-gradient(to bottom, black, transparent);
}

.mark,
.contact-link,
.nav-links a {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
}

.mark-gem {
  width: 16px;
  height: 16px;
  background: conic-gradient(from 45deg, var(--aqua), var(--rose), var(--amber), var(--leaf), var(--aqua));
  clip-path: polygon(50% 0, 100% 34%, 78% 100%, 22% 100%, 0 34%);
  box-shadow: 0 0 24px rgba(127, 247, 223, 0.75);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 4vw, 46px);
}

.nav-links a,
.contact-link {
  opacity: 0.76;
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-links a:hover,
.contact-link:hover {
  opacity: 1;
  transform: translateY(-1px);
}

.contact-link {
  justify-self: end;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

main {
  position: relative;
  z-index: 2;
}

.scene {
  position: relative;
  min-height: 112vh;
  display: grid;
  align-items: center;
  padding: clamp(82px, 10vw, 150px) clamp(18px, 5vw, 72px);
  isolation: isolate;
}

.hero {
  min-height: 100svh;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: clamp(28px, 6vw, 86px);
  padding-top: 104px;
}

.hero-media,
.scene-media,
.field-stage,
.prism-orbit {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(247, 241, 232, 0.14);
  box-shadow:
    0 36px 100px rgba(0, 0, 0, 0.58),
    inset 0 0 80px rgba(255, 255, 255, 0.06);
}

.hero-media {
  aspect-ratio: 16 / 10;
  border-radius: 50% 50% 42% 42% / 58% 58% 38% 38%;
  transform: translateY(calc(var(--scene-progress) * -34px)) rotate(calc(var(--scene-progress) * -3deg));
}

.hero-media img,
.scene-media img,
.field-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media img {
  filter: saturate(1.28) contrast(1.12);
  transform: scale(calc(1.06 + var(--scene-progress) * 0.1));
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.kicker,
.chapter {
  margin: 0 0 22px;
  color: var(--aqua);
  font-size: clamp(11px, 1vw, 13px);
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  max-width: 11ch;
  font-family: Inter, system-ui, sans-serif;
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(76px, 13vw, 190px);
}

h1 em {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 0.76em;
  font-weight: 400;
  text-transform: lowercase;
}

h2 {
  font-size: clamp(54px, 8.4vw, 142px);
}

.lead,
.scene-copy p:not(.chapter),
.company-title .jp-name,
.company-list dd {
  color: rgba(247, 241, 232, 0.76);
  font-size: clamp(16px, 1.65vw, 23px);
  line-height: 1.55;
}

.lead {
  max-width: 560px;
  margin: 26px 0 0;
}

.petal-ring {
  position: absolute;
  inset: 9%;
  display: grid;
  place-items: center;
  transform: rotate(calc(var(--scene-progress) * 68deg)) scale(calc(0.55 + var(--scene-progress) * 0.42));
  opacity: calc(0.25 + var(--scene-progress) * 0.72);
  filter: drop-shadow(0 0 18px rgba(255,111,189,0.85));
}

.petal-ring span {
  position: absolute;
  width: 18%;
  height: 46%;
  transform-origin: 50% 94%;
  border-radius: 100% 100% 32% 32%;
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,111,189,0.38) 42%, rgba(127,247,223,0.12));
  clip-path: polygon(50% 0, 100% 54%, 72% 100%, 28% 100%, 0 54%);
  mix-blend-mode: screen;
}

.petal-ring span:nth-child(1) { transform: rotate(0deg) translateY(-44%); }
.petal-ring span:nth-child(2) { transform: rotate(30deg) translateY(-44%); }
.petal-ring span:nth-child(3) { transform: rotate(60deg) translateY(-44%); }
.petal-ring span:nth-child(4) { transform: rotate(90deg) translateY(-44%); }
.petal-ring span:nth-child(5) { transform: rotate(120deg) translateY(-44%); }
.petal-ring span:nth-child(6) { transform: rotate(150deg) translateY(-44%); }
.petal-ring span:nth-child(7) { transform: rotate(180deg) translateY(-44%); }
.petal-ring span:nth-child(8) { transform: rotate(210deg) translateY(-44%); }
.petal-ring span:nth-child(9) { transform: rotate(240deg) translateY(-44%); }
.petal-ring span:nth-child(10) { transform: rotate(270deg) translateY(-44%); }
.petal-ring span:nth-child(11) { transform: rotate(300deg) translateY(-44%); }
.petal-ring span:nth-child(12) { transform: rotate(330deg) translateY(-44%); }

.scroll-cue {
  position: absolute;
  right: clamp(18px, 4vw, 58px);
  bottom: 30px;
  display: grid;
  gap: 10px;
  justify-items: center;
  color: rgba(247, 241, 232, 0.58);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.scroll-cue i {
  width: 1px;
  height: 66px;
  background: linear-gradient(to bottom, var(--ink), transparent);
  transform-origin: top;
  transform: scaleY(calc(0.3 + var(--scroll-progress) * 2.8));
}

.scene-vines,
.scene-prism {
  grid-template-columns: minmax(300px, 0.92fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 92px);
}

.parallax-panel {
  aspect-ratio: 16 / 11;
  border-radius: 7px;
  transform: translateX(calc((var(--scene-progress) - 0.5) * -52px));
}

.parallax-panel img {
  transform: scale(1.16) translateY(calc((var(--scene-progress) - 0.5) * -42px));
  filter: hue-rotate(calc(var(--scene-progress) * 24deg)) saturate(1.32);
}

.scene-copy {
  max-width: 720px;
}

.scene-copy p:not(.chapter) {
  max-width: 640px;
  margin: 28px 0 0;
}

.vine-lines {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.vine-lines span {
  position: absolute;
  left: -8%;
  width: calc(22% + var(--scene-progress) * 86%);
  height: 2px;
  border-radius: 999px;
  transform-origin: left center;
  background: linear-gradient(90deg, transparent, rgba(149,224,108,0.1), rgba(127,247,223,0.92), transparent);
  box-shadow: 0 0 18px rgba(127,247,223,0.78);
}

.vine-lines span:nth-child(1) { top: 18%; transform: rotate(12deg); }
.vine-lines span:nth-child(2) { top: 35%; transform: rotate(-8deg); }
.vine-lines span:nth-child(3) { top: 52%; transform: rotate(18deg); }
.vine-lines span:nth-child(4) { top: 68%; transform: rotate(-14deg); }
.vine-lines span:nth-child(5) { top: 82%; transform: rotate(5deg); }

.type-rail {
  position: absolute;
  right: -8vw;
  bottom: 12vh;
  margin: 0;
  color: transparent;
  -webkit-text-stroke: 1px rgba(247, 241, 232, 0.22);
  font-size: clamp(48px, 10vw, 176px);
  font-weight: 900;
  letter-spacing: 0;
  transform: translateX(calc(var(--scene-progress) * -18vw));
  white-space: nowrap;
  z-index: -1;
}

.scene-field {
  min-height: 138vh;
  align-content: start;
  gap: 44px;
}

.scene-copy.wide {
  width: min(1120px, 100%);
  max-width: none;
}

.scene-copy.wide h2 {
  max-width: 12ch;
}

.field-stage {
  width: min(1180px, 100%);
  justify-self: end;
  aspect-ratio: 16 / 8.5;
  border-radius: 7px;
  transform: perspective(1000px) rotateX(calc(5deg - var(--scene-progress) * 4deg)) translateY(calc(var(--scene-progress) * -24px));
}

.field-stage img {
  filter: saturate(calc(0.9 + var(--scene-progress) * 0.55)) brightness(calc(0.72 + var(--scene-progress) * 0.28));
  transform: scale(calc(1.1 - var(--scene-progress) * 0.06));
}

.flower-dot {
  position: absolute;
  width: clamp(22px, 3vw, 54px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, #fff 0 7%, var(--amber) 8% 24%, var(--rose) 25% 52%, transparent 53%);
  box-shadow: 0 0 30px rgba(255,111,189,0.88);
  opacity: calc(0.12 + var(--scene-progress) * 0.86);
  transform: scale(calc(0.15 + var(--scene-progress) * 0.95)) rotate(calc(var(--scene-progress) * 210deg));
  mix-blend-mode: screen;
}

.d1 { left: 11%; top: 58%; }
.d2 { left: 29%; top: 36%; }
.d3 { left: 45%; top: 62%; }
.d4 { left: 62%; top: 32%; }
.d5 { left: 74%; top: 55%; }
.d6 { left: 86%; top: 42%; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(1180px, 100%);
  margin-top: 28px;
  border: 1px solid var(--line);
  background: var(--line);
}

.service-grid article {
  min-height: 260px;
  padding: clamp(22px, 3vw, 38px);
  background: rgba(3, 3, 4, 0.72);
  backdrop-filter: blur(18px);
}

.service-grid span,
.company-list dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.service-grid h3 {
  margin: 42px 0 16px;
  font-size: clamp(22px, 2.2vw, 34px);
  line-height: 0.95;
  letter-spacing: 0;
}

.service-grid p {
  margin: 0;
  color: rgba(247, 241, 232, 0.66);
  line-height: 1.7;
}

.scene-prism {
  overflow: hidden;
}

.prism-orbit {
  justify-self: center;
  width: min(620px, 88vw);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.1), rgba(255,255,255,0.02) 42%, transparent 68%);
}

.prism-orbit img {
  width: 64%;
  height: 64%;
  object-fit: cover;
  border-radius: 28%;
  transform: rotate(calc(var(--scene-progress) * 72deg)) scale(calc(0.82 + var(--scene-progress) * 0.2));
  filter: saturate(1.4) contrast(1.08);
  box-shadow: 0 0 70px rgba(157,140,255,0.38);
}

.beam {
  position: absolute;
  left: 50%;
  top: 50%;
  width: calc(16% + var(--scene-progress) * 48%);
  height: 12px;
  transform-origin: left center;
  opacity: calc(0.12 + var(--scene-progress) * 0.76);
  filter: blur(1px);
  mix-blend-mode: screen;
}

.b1 { transform: rotate(-26deg); background: linear-gradient(90deg, rgba(127,247,223,0.9), transparent); }
.b2 { transform: rotate(-4deg); background: linear-gradient(90deg, rgba(255,111,189,0.9), transparent); }
.b3 { transform: rotate(18deg); background: linear-gradient(90deg, rgba(245,198,93,0.9), transparent); }
.b4 { transform: rotate(42deg); background: linear-gradient(90deg, rgba(149,224,108,0.9), transparent); }

.company {
  min-height: 100vh;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(34px, 7vw, 110px);
  background:
    linear-gradient(180deg, rgba(3,3,4,0), rgba(3,3,4,0.88) 18%),
    radial-gradient(circle at 76% 50%, rgba(127,247,223,0.14), transparent 32vw);
}

.company-title h2 {
  max-width: 8ch;
}

.jp-name {
  margin: 24px 0 0;
}

.company-list {
  margin: 0;
  border-top: 1px solid var(--line);
}

.company-list div {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.company-list dd {
  margin: 0;
}

.company-list a {
  color: var(--aqua);
}

.final-cta {
  position: absolute;
  right: clamp(18px, 5vw, 72px);
  bottom: clamp(26px, 5vw, 70px);
  display: inline-flex;
  align-items: center;
  gap: 18px;
  min-height: 64px;
  padding: 0 0 0 24px;
  border: 1px solid rgba(127,247,223,0.36);
  border-radius: 999px;
  overflow: hidden;
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(127,247,223,0.06);
}

.final-cta i {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background:
    linear-gradient(45deg, transparent 45%, #030304 46% 54%, transparent 55%),
    conic-gradient(from 120deg, var(--aqua), var(--rose), var(--amber), var(--aqua));
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .scene-vines,
  .scene-prism,
  .company {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 96px;
  }

  .hero-media {
    order: 2;
  }

  .hero-copy {
    order: 1;
  }

  .scene-vines .scene-copy,
  .scene-prism .scene-copy {
    order: -1;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-grid article {
    min-height: 210px;
  }

  .company-list div {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .final-cta {
    position: relative;
    right: auto;
    bottom: auto;
    width: fit-content;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding: 16px;
  }

  .contact-link {
    padding: 9px 11px;
  }

  .scene {
    min-height: auto;
    padding: 86px 16px;
  }

  .hero {
    min-height: 100svh;
  }

  h1 {
    font-size: clamp(58px, 22vw, 96px);
  }

  h2 {
    font-size: clamp(44px, 16vw, 76px);
  }

  .field-stage {
    aspect-ratio: 4 / 3;
  }

  .type-rail {
    display: none;
  }

  .final-cta {
    width: 100%;
    justify-content: space-between;
    padding-left: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .hero-media,
  .hero-media img,
  .petal-ring,
  .parallax-panel,
  .parallax-panel img,
  .field-stage,
  .field-stage img,
  .flower-dot,
  .prism-orbit img,
  .type-rail,
  .scroll-cue i {
    transform: none !important;
  }

  .vine-lines span,
  .beam {
    width: 64% !important;
    opacity: 0.44 !important;
  }

  #motion-field {
    display: none;
  }
}


/* ============ Japanese pairing (v0.3) ============ */
.jp-catch {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.6rem);
  letter-spacing: 0.14em;
  margin: 22px 0 14px;
  color: var(--ink);
}
.lead .lead-en {
  display: block;
  margin-top: 10px;
  font-size: 0.8em;
  color: var(--muted);
}
.jp-sub {
  font-family: "Noto Sans JP", sans-serif !important;
  font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.55rem) !important;
  letter-spacing: 0.22em;
  color: var(--aqua) !important;
  margin-top: 4px;
}
.jp-cta {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2.3rem);
  letter-spacing: 0.2em;
  margin-bottom: 18px;
  color: var(--ink);
}