:root {
  color-scheme: light;
  --bg: #f8f4ff;
  --bg-soft: #fcfbff;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --surface-soft: rgba(245, 239, 255, 0.88);
  --line: rgba(138, 98, 214, 0.14);
  --line-strong: rgba(138, 98, 214, 0.26);
  --text: #40355f;
  --text-soft: rgba(64, 53, 95, 0.68);
  --heading: #34295a;
  --accent: #8e58ff;
  --accent-soft: rgba(142, 88, 255, 0.12);
  --accent-soft-strong: rgba(142, 88, 255, 0.2);
  --shadow: 0 30px 80px rgba(126, 101, 184, 0.1);
  --radius: 28px;
  --radius-small: 18px;
  --max-width: 1320px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(174, 137, 255, 0.18), transparent 24%),
    radial-gradient(circle at 88% 10%, rgba(228, 216, 255, 0.9), transparent 28%),
    linear-gradient(180deg, #fffcff 0%, #f8f4ff 44%, #fdfbff 100%);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

canvas,
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

#silk-canvas {
  z-index: 0;
}

.grain {
  z-index: 1;
  opacity: 0.1;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(142, 88, 255, 0.14) 0.7px, transparent 0.7px),
    radial-gradient(circle at 60% 80%, rgba(142, 88, 255, 0.08) 0.8px, transparent 0.8px);
  background-size: 220px 220px, 300px 300px;
  mix-blend-mode: multiply;
}

.site-header,
.site-main,
.site-footer {
  position: relative;
  z-index: 2;
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 12;
  padding: 0;
}

.header-shell {
  display: grid;
  gap: 14px;
  padding: 22px 24px 14px;
  border: none;
  border-radius: 0;
  background:
    linear-gradient(180deg, rgba(236, 229, 249, 0.96), rgba(229, 220, 246, 0.94)),
    radial-gradient(circle at top left, rgba(168, 126, 255, 0.26), transparent 34%);
  box-shadow:
    0 24px 60px rgba(126, 101, 184, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(18px);
}

.header-main {
  display: grid;
  grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1.28fr) minmax(116px, 132px);
  justify-content: space-between;
  gap: 22px;
  align-items: center;
}

.brand-lockup {
  display: grid;
  gap: 8px;
}

.brand-mark {
  font-size: 2rem;
  font-weight: 780;
  letter-spacing: 0.04em;
  color: var(--heading);
}

.brand-subtitle,
.brand-ribbon {
  font-size: 0.96rem;
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-soft);
}

.header-intro {
  margin: 0;
  max-width: none;
  color: rgba(64, 53, 95, 0.8);
  text-align: left;
  font-size: 1.16rem;
  line-height: 1.68;
  align-self: center;
}

.header-smiley {
  display: flex;
  justify-content: flex-end;
  align-self: center;
}

.header-mascot {
  position: relative;
  width: 118px;
  height: 118px;
  display: grid;
  place-items: center;
  border-radius: 28px;
  border: 1px solid rgba(142, 88, 255, 0.12);
  background:
    radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.94), rgba(244, 238, 255, 0.76)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.62), rgba(241, 233, 255, 0.5));
  box-shadow:
    0 22px 48px rgba(126, 101, 184, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.74);
  overflow: hidden;
}

.header-mascot-halo {
  position: absolute;
  inset: 16px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(185, 239, 216, 0.3), rgba(185, 239, 216, 0) 70%);
  filter: blur(2px);
}

.header-mascot img {
  position: relative;
  z-index: 1;
  width: 82px;
  height: 82px;
  object-fit: contain;
}

.site-main {
  padding: 22px 0 64px;
}

.hero {
  min-height: clamp(540px, calc(100dvh - 190px), 680px);
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(360px, 0.82fr);
  gap: 20px;
  align-items: stretch;
}

.hero-copy,
.hero-stage,
.world-card,
.ecosystem-card,
.collision-visual,
.voice-row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(250, 246, 255, 0.7)),
    radial-gradient(circle at top left, rgba(174, 137, 255, 0.12), transparent 34%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px 34px 28px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.86), rgba(249, 244, 255, 0.76)),
    radial-gradient(circle at top left, rgba(174, 137, 255, 0.15), transparent 38%);
}

.hero-copy h1,
.section-copy h2,
.collision-copy h2 {
  margin: 0;
  color: var(--heading);
  font-size: clamp(1.92rem, 3.05vw, 3.1rem);
  line-height: 1.06;
  letter-spacing: -0.05em;
  font-weight: 680;
  text-wrap: pretty;
}

.hero-copy h1 {
  max-width: 17ch;
  margin-top: 12px;
}

.hero-lead,
.section-copy p,
.world-card p,
.ecosystem-card p,
.collision-copy p,
.voice-row p,
.footer-main p {
  color: var(--text-soft);
}

.hero-lead {
  max-width: 38rem;
  margin: 14px 0 0;
  font-size: 1rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 18px;
  font-size: 0.92rem;
  color: rgba(64, 53, 95, 0.82);
}

.hero-meta span {
  position: relative;
}

.hero-meta span + span::before {
  content: "/";
  position: absolute;
  left: -10px;
  color: rgba(64, 53, 95, 0.24);
}

.hero-pocket {
  display: block;
  margin-top: 24px;
  padding-top: 0;
}

.hero-pocket-copy {
  min-height: 142px;
  height: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px 20px;
  border-radius: 22px;
  border: 1px solid rgba(142, 88, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.7), rgba(245, 238, 255, 0.5)),
    radial-gradient(circle at top left, rgba(174, 137, 255, 0.12), transparent 34%);
}

.hero-pocket-label {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-pocket-copy p {
  margin: 14px 0 0;
  max-width: 26rem;
  color: var(--text-soft);
}

.hero-stage {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 14% 16%, rgba(185, 145, 255, 0.22), transparent 24%),
    radial-gradient(circle at 84% 12%, rgba(222, 208, 255, 0.78), transparent 22%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(246, 240, 255, 0.82));
}

.stage-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(142, 88, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 88, 255, 0.08) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 88%);
}

.stage-aura {
  position: absolute;
  border-radius: 50%;
  filter: blur(8px);
  opacity: 0.78;
}

.stage-aura-left {
  left: 24px;
  bottom: 64px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(193, 240, 220, 0.86), rgba(193, 240, 220, 0) 72%);
}

.stage-aura-right {
  right: 52px;
  top: 54px;
  width: 176px;
  height: 176px;
  background: radial-gradient(circle, rgba(206, 188, 255, 0.52), rgba(206, 188, 255, 0) 74%);
}

.stage-idle {
  position: absolute;
  inset: auto auto -120px -16px;
  width: min(52%, 320px);
  margin: 0;
  opacity: 0.34;
  filter: blur(0.3px);
}

.stage-idle img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.stage-image {
  margin: 0;
}

.stage-image-main {
  position: absolute;
  right: 26px;
  bottom: 26px;
  width: min(72%, 438px);
  height: calc(100% - 52px);
  overflow: hidden;
  border-radius: 32px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.98), rgba(248, 243, 255, 0.92)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(245, 238, 255, 0.84));
  border: 1px solid rgba(142, 88, 255, 0.08);
}

.stage-image-main::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.14)),
    linear-gradient(90deg, rgba(248, 244, 255, 0.28), transparent 36%);
}

.stage-image-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  padding: 18px 18px 0;
  filter: saturate(0.98) contrast(1.01) brightness(1);
}

.stage-caption {
  position: absolute;
  left: 24px;
  bottom: 26px;
  z-index: 2;
  max-width: 260px;
  padding: 18px 18px 16px;
  border-radius: 22px;
  border: 1px solid rgba(142, 88, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(244, 238, 255, 0.54)),
    radial-gradient(circle at top left, rgba(174, 137, 255, 0.12), transparent 40%);
  backdrop-filter: blur(14px);
}

.stage-caption-label {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.stage-caption p {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: rgba(64, 53, 95, 0.78);
}

.smiley-module {
  position: relative;
  width: 184px;
  min-height: 184px;
  height: 184px;
  display: grid;
  place-items: center;
  padding: 14px 12px 14px;
  border-radius: 22px;
  border: 1px solid rgba(142, 88, 255, 0.16);
  background: rgba(255, 255, 255, 0.54);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transform: translateY(var(--smiley-shift, 0px));
  transition: transform 0.24s ease-out, border-color 0.24s ease, box-shadow 0.24s ease;
}

.smiley-module-header {
  width: 124px;
  min-height: 118px;
  height: 118px;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.smiley-module-header .smiley-orbit-a {
  width: 86px;
  height: 86px;
}

.smiley-module-header .smiley-orbit-b {
  width: 116px;
  height: 116px;
}

.smiley-module-header .smiley-face {
  width: 78px;
  height: 78px;
}

.smiley-module-header .smiley-eye {
  top: 24px;
  width: 14px;
  height: 14px;
}

.smiley-module-header .smiley-eye-left {
  left: 18px;
}

.smiley-module-header .smiley-eye-right {
  right: 18px;
}

.smiley-module-header .smiley-mouth {
  bottom: 18px;
  width: 30px;
  height: 14px;
  border-bottom-width: 2px;
}

.smiley-module-header .smiley-note {
  bottom: -6px;
  font-size: 0.82rem;
  color: var(--heading);
}

.smiley-orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(142, 88, 255, 0.16);
}

.smiley-orbit-a {
  width: 120px;
  height: 120px;
  animation: orbit-spin 12s linear infinite;
}

.smiley-orbit-b {
  width: 164px;
  height: 164px;
  border-style: dashed;
  animation: orbit-spin-reverse 18s linear infinite;
}

.smiley-face {
  position: relative;
  width: 116px;
  height: 116px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(239, 228, 255, 0.9)),
    radial-gradient(circle at top left, rgba(142, 88, 255, 0.18), transparent 36%);
  border: 1px solid rgba(142, 88, 255, 0.18);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.92),
    0 20px 50px rgba(142, 88, 255, 0.14);
}

.smiley-glow {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 1px solid rgba(142, 88, 255, 0.08);
  box-shadow: inset 0 0 24px rgba(142, 88, 255, 0.08);
}

.smiley-eye,
.smiley-mouth {
  position: absolute;
}

.smiley-eye {
  top: 38px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(142, 88, 255, 0.14);
  overflow: hidden;
}

.smiley-eye-left {
  left: 27px;
}

.smiley-eye-right {
  right: 27px;
}

.smiley-pupil {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background:
    radial-gradient(circle at 35% 35%, rgba(255, 255, 255, 0.84) 0 1.6px, rgba(105, 56, 209, 0.96) 1.6px 6px, rgba(39, 26, 78, 1) 6px 100%);
}

.smiley-mouth {
  bottom: 28px;
  left: 50%;
  width: 42px;
  height: 18px;
  transform: translateX(-50%);
  border-bottom: 3px solid rgba(142, 88, 255, 0.76);
  border-radius: 0 0 999px 999px;
}

.smiley-note {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 8px;
  margin: 0;
  text-align: center;
  font-size: 0.74rem;
  color: var(--text-soft);
}

.signal-strip {
  margin-top: 0;
  overflow: hidden;
  border: 1px solid rgba(138, 98, 214, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(12px);
}

.signal-track {
  display: flex;
  align-items: center;
  gap: 28px;
  width: max-content;
  padding: 12px 0;
  font-size: 0.84rem;
  color: rgba(64, 53, 95, 0.74);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  animation: marquee 20s linear infinite;
}

.signal-track span::after {
  content: "/";
  margin-left: 28px;
  color: rgba(64, 53, 95, 0.24);
}

.world-build,
.ecosystem,
.collision,
.voice {
  margin-top: 28px;
}

.section-copy {
  max-width: none;
}

.section-copy.compact {
  max-width: none;
}

.section-copy h2,
.collision-copy h2 {
  max-width: none;
  font-size: clamp(1.56rem, 2.1vw, 2.28rem);
}

.section-copy p,
.collision-copy p {
  max-width: 54rem;
  margin: 16px 0 0;
  font-size: 1rem;
}

.world-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 20px;
  align-items: stretch;
}

.world-card {
  overflow: hidden;
}

.world-statement,
.world-notes {
  padding: 28px;
}

.world-statement {
  display: grid;
  gap: 16px;
  min-height: 340px;
  background:
    radial-gradient(circle at top left, rgba(174, 137, 255, 0.14), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(249, 244, 255, 0.72));
}

.world-kicker {
  margin: 0;
  font-size: 0.92rem;
  color: var(--accent);
  letter-spacing: 0.12em;
}

.world-quote {
  margin: 0;
  max-width: 24ch;
  font-size: clamp(1.7rem, 3vw, 2.8rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--heading);
  font-weight: 620;
  text-wrap: pretty;
}

.world-presence {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
  padding-top: 10px;
}

.world-presence img {
  width: 58px;
  height: 58px;
  object-fit: contain;
  flex: 0 0 auto;
}

.world-presence span {
  color: rgba(64, 53, 95, 0.72);
  font-size: 0.9rem;
  line-height: 1.68;
}

.world-visual {
  grid-row: span 2;
  min-height: 520px;
  margin: 0;
  position: relative;
  padding: 24px;
  background:
    radial-gradient(circle at 50% 22%, rgba(255, 255, 255, 0.94), rgba(244, 238, 255, 0.82)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(244, 239, 255, 0.76));
}

.world-visual img,
.collision-visual img,
.ecosystem-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.world-visual img {
  position: absolute;
  inset: 24px 24px 86px;
  width: calc(100% - 48px);
  height: calc(100% - 110px);
  object-fit: contain;
  object-position: center bottom;
}

.world-visual-copy {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  z-index: 2;
  display: grid;
  gap: 8px;
  padding: 18px 18px 16px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(142, 88, 255, 0.08);
}

.world-visual-copy strong {
  color: var(--heading);
  font-size: 1rem;
}

.world-visual-copy span {
  color: rgba(64, 53, 95, 0.72);
  line-height: 1.68;
}

.world-notes {
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(248, 243, 255, 0.72)),
    linear-gradient(135deg, rgba(174, 137, 255, 0.12), transparent 50%);
}

.world-notes h3,
.ecosystem-card h3 {
  margin: 0;
  font-size: 1.6rem;
  line-height: 1.14;
}

.world-notes p,
.ecosystem-card p {
  margin: 12px 0 0;
}

.world-note-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.world-note-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(142, 88, 255, 0.12);
  color: rgba(64, 53, 95, 0.76);
  font-size: 0.86rem;
}

.ecosystem-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 20px;
}

.ecosystem-card {
  overflow: hidden;
  min-height: 320px;
}

.ecosystem-card-text {
  grid-column: span 5;
}

.ecosystem-card-visual {
  grid-column: span 7;
}

.ecosystem-card-text,
.ecosystem-card-object {
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.ecosystem-card-text {
  position: relative;
  display: grid;
  grid-template-rows: auto auto auto auto 1fr;
  gap: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(249, 244, 255, 0.74)),
    radial-gradient(circle at top right, rgba(174, 137, 255, 0.15), transparent 38%);
}

.content-map {
  position: relative;
  height: 126px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(142, 88, 255, 0.1);
  background:
    radial-gradient(circle at 24% 30%, rgba(174, 137, 255, 0.22), transparent 20%),
    radial-gradient(circle at 78% 62%, rgba(181, 239, 226, 0.18), transparent 22%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(243, 236, 255, 0.4));
}

.content-map-orb,
.content-map-line,
.content-map-pill {
  position: absolute;
}

.content-map-orb {
  border-radius: 50%;
}

.content-map-orb-a {
  width: 34px;
  height: 34px;
  left: 18px;
  top: 26px;
  background: radial-gradient(circle, rgba(142, 88, 255, 0.52), rgba(142, 88, 255, 0.08) 72%);
}

.content-map-orb-b {
  width: 44px;
  height: 44px;
  right: 24px;
  bottom: 18px;
  background: radial-gradient(circle, rgba(181, 239, 226, 0.72), rgba(181, 239, 226, 0.1) 72%);
}

.content-map-line {
  height: 1px;
  background: rgba(142, 88, 255, 0.16);
}

.content-map-line-a {
  left: 54px;
  right: 68px;
  top: 42px;
}

.content-map-line-b {
  left: 74px;
  right: 46px;
  bottom: 34px;
}

.content-map-pill {
  min-height: 28px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(142, 88, 255, 0.12);
  color: rgba(64, 53, 95, 0.66);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.content-map-pill-a {
  left: 66px;
  top: 28px;
}

.content-map-pill-b {
  left: 30px;
  bottom: 20px;
}

.content-map-pill-c {
  right: 20px;
  top: 20px;
}

.ecosystem-story {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid rgba(142, 88, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(243, 237, 255, 0.48)),
    radial-gradient(circle at 86% 18%, rgba(174, 137, 255, 0.14), transparent 24%);
}

.story-node {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(142, 88, 255, 0.08);
}

.story-node strong {
  color: var(--heading);
  font-size: 0.98rem;
  font-weight: 650;
}

.story-node p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.65;
}

.ecosystem-card-text .ecosystem-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.ecosystem-card-text .ecosystem-points span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(142, 88, 255, 0.1);
  color: rgba(64, 53, 95, 0.76);
}

.ecosystem-card-visual {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 28% 20%, rgba(190, 240, 216, 0.4), rgba(190, 240, 216, 0) 26%),
    radial-gradient(circle at 74% 18%, rgba(206, 188, 255, 0.28), rgba(206, 188, 255, 0) 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(245, 239, 255, 0.82));
}

.ecosystem-card-visual::before {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 180px;
  height: 88px;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(249, 243, 255, 0), rgba(249, 243, 255, 0.98)),
    linear-gradient(90deg, rgba(249, 243, 255, 0.1), rgba(249, 243, 255, 0.98));
  pointer-events: none;
}

.ecosystem-visual-shell {
  position: relative;
  min-height: 360px;
  padding: 24px 28px 0;
}

.ecosystem-visual-shell img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.ecosystem-card-copy {
  position: relative;
  z-index: 2;
  padding: 22px 24px 24px;
  background: rgba(255, 255, 255, 0.78);
}

.ecosystem-card-object {
  grid-column: 1 / -1;
  min-height: 248px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(248, 243, 255, 0.72)),
    linear-gradient(135deg, rgba(174, 137, 255, 0.08), transparent 48%);
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 22px;
  align-items: center;
}

.object-atlas {
  position: relative;
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 100%;
  height: 220px;
  margin: 0;
  padding: 12px;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(142, 88, 255, 0.12);
  background:
    radial-gradient(circle at 24% 28%, rgba(174, 137, 255, 0.2), transparent 20%),
    radial-gradient(circle at 68% 58%, rgba(181, 239, 226, 0.2), transparent 24%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.7), rgba(244, 238, 255, 0.42));
}

.object-atlas img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.ecosystem-card-object .ecosystem-card-top {
  grid-column: 2;
  grid-row: 1;
}

.ecosystem-card-object p {
  grid-column: 2;
  grid-row: 2;
  align-self: start;
}

.object-orb,
.object-line,
.object-chip {
  position: absolute;
}

.object-orb {
  border-radius: 50%;
  filter: blur(0.2px);
}

.object-orb-a {
  width: 48px;
  height: 48px;
  left: 28px;
  top: 28px;
  background: radial-gradient(circle, rgba(142, 88, 255, 0.55), rgba(142, 88, 255, 0.08) 74%);
}

.object-orb-b {
  width: 62px;
  height: 62px;
  right: 34px;
  bottom: 24px;
  background: radial-gradient(circle, rgba(181, 239, 226, 0.82), rgba(181, 239, 226, 0.12) 72%);
}

.object-line {
  height: 1px;
  background: rgba(142, 88, 255, 0.16);
}

.object-line-a {
  left: 74px;
  right: 66px;
  top: 52px;
}

.object-line-b {
  left: 56px;
  right: 94px;
  bottom: 42px;
}

.object-chip {
  min-height: 28px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(142, 88, 255, 0.12);
  color: rgba(64, 53, 95, 0.68);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.object-chip-a {
  left: 88px;
  top: 38px;
}

.object-chip-b {
  left: 34px;
  bottom: 28px;
}

.object-chip-c {
  right: 28px;
  top: 30px;
}

.ecosystem-label,
.voice-type {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--accent);
  letter-spacing: 0.12em;
}

.ecosystem-card-top {
  display: grid;
  gap: 14px;
}

.collision {
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  gap: 24px;
  align-items: stretch;
}

.collision-visual {
  min-height: 620px;
  overflow: hidden;
  position: relative;
  background:
    radial-gradient(circle at 50% 22%, rgba(255, 255, 255, 0.94), rgba(242, 235, 255, 0.82)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(245, 239, 255, 0.8));
}

.collision-visual img {
  position: relative;
  z-index: 2;
  padding: 28px 20px 40px;
  object-fit: contain;
  object-position: center bottom;
}

.collision-halo {
  position: absolute;
  inset: auto auto 104px 50%;
  width: 260px;
  height: 260px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 230, 146, 0.72), rgba(255, 230, 146, 0.08) 56%, rgba(255, 230, 146, 0) 72%);
  filter: blur(10px);
  z-index: 1;
}

.collision-badge {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 3;
  min-height: 36px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(142, 88, 255, 0.1);
  color: rgba(64, 53, 95, 0.72);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.world-visual::after,
.collision-visual::after,
.ecosystem-card-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.1) 68%, rgba(249, 243, 255, 0.6) 100%),
    linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(249, 243, 255, 0.28) 82%, rgba(248, 242, 255, 0.74) 100%);
  pointer-events: none;
}

.collision-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 12px 0;
}

.collision-points {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}

.collision-point {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: rgba(255, 255, 255, 0.62);
}

.collision-point strong {
  font-size: 1.1rem;
  font-weight: 650;
}

.collision-point span {
  color: var(--text-soft);
  text-align: right;
}

.voice-list {
  margin-top: 18px;
  display: block;
}

.voice-row {
  display: grid;
  gap: 16px;
  padding: 26px 28px;
}

.voice-row-feature {
  grid-template-columns: 132px minmax(0, 1fr);
  align-items: center;
}

.voice-avatar {
  display: grid;
  place-items: center;
  min-height: 132px;
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 24%, rgba(255, 255, 255, 0.96), rgba(242, 236, 255, 0.8)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(242, 236, 255, 0.54));
  border: 1px solid rgba(142, 88, 255, 0.1);
}

.voice-avatar img {
  width: 84px;
  height: 84px;
  object-fit: contain;
}

.voice-copy {
  display: grid;
  gap: 10px;
}

.voice-row p {
  margin: 0;
  max-width: none;
  font-size: 1.04rem;
  line-height: 1.8;
}

.site-footer {
  display: block;
  padding: 0 0 36px;
}

.footer-main strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.16rem;
  letter-spacing: 0.08em;
}

.footer-main p {
  margin: 0;
}

.footer-record {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  margin-top: 14px;
  font-size: 0.92rem;
  color: rgba(64, 53, 95, 0.72);
}

.footer-record a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(142, 88, 255, 0.24);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.footer-record a:hover {
  color: #6c37e8;
  border-color: rgba(108, 55, 232, 0.44);
}

.magnetic {
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
  will-change: transform;
}

.magnetic:hover {
  border-color: var(--line-strong);
  box-shadow:
    var(--shadow),
    0 0 0 1px rgba(142, 88, 255, 0.08);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

@keyframes orbit-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbit-spin-reverse {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0deg);
  }
}

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

@media (max-width: 980px) {
  .hero,
  .world-grid,
  .ecosystem-grid,
  .collision {
    grid-template-columns: 1fr;
  }

  .header-main {
    grid-template-columns: minmax(220px, 0.72fr) minmax(0, 1fr) 120px;
    gap: 18px;
  }

  .hero {
    min-height: auto;
  }

  .hero-stage {
    min-height: 620px;
  }

  .ecosystem-card-text,
  .ecosystem-card-visual,
  .ecosystem-card-object {
    grid-column: auto;
  }

  .ecosystem-card-object {
    display: flex;
    gap: 0;
  }

  .object-atlas {
    margin-bottom: 20px;
  }

  .stage-image {
    width: calc(100% - 48px);
    height: 58%;
    right: 24px;
  }

  .section-copy h2,
  .collision-copy h2,
  .hero-copy h1,
  .world-quote {
    max-width: none;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: relative;
    top: 0;
    padding: 0;
  }

  .site-header,
  .site-main,
  .site-footer {
    width: min(calc(100% - 24px), var(--max-width));
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-intro {
    text-align: left;
  }

  .hero-copy,
  .world-statement,
  .world-notes,
  .ecosystem-card-text,
  .ecosystem-card-object,
  .voice-row {
    padding: 22px;
  }

  .hero-copy h1,
  .section-copy h2,
  .collision-copy h2 {
    font-size: clamp(1.9rem, 9vw, 2.85rem);
  }

  .hero-stage {
    min-height: 560px;
  }

  .hero-pocket {
    display: block;
  }

  .voice-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .collision-point {
    flex-direction: column;
    align-items: flex-start;
  }

  .collision-point span {
    text-align: left;
  }

  .world-visual,
  .collision-visual,
  .ecosystem-visual-shell {
    min-height: 420px;
  }

  .stage-idle {
    width: min(58%, 260px);
    bottom: -88px;
  }

  .stage-image-main {
    width: calc(100% - 40px);
    height: 60%;
    right: 20px;
    bottom: 20px;
  }

  .stage-caption {
    left: 18px;
    right: 18px;
    bottom: 18px;
    max-width: none;
  }
}

@media (max-width: 720px) {
  .header-main {
    grid-template-columns: 1fr;
  }

  .header-smiley {
    justify-content: flex-start;
  }

  .header-intro {
    text-align: left;
  }
}