:root {
  --bg: #f7f9ff;
  --bg-elevated: rgba(255, 255, 255, 0.82);
  --bg-elevated-strong: rgba(255, 255, 255, 0.92);
  --bg-alt: #eef2ff;
  --text: #0d1428;
  --text-soft: #637094;
  --border: rgba(12, 20, 40, 0.1);
  --shadow: 0 24px 80px rgba(58, 75, 126, 0.18);
  --shadow-soft: 0 10px 30px rgba(58, 75, 126, 0.12);
  --primary: #5b4dff;
  --primary-2: #8d54ff;
  --secondary: #ff4ea3;
  --accent: #2dd4d7;
  --success: #18b47e;
  --section-line: rgba(91, 77, 255, 0.08);
}

body.dark {
  --bg: #050814;
  --bg-elevated: rgba(15, 20, 36, 0.74);
  --bg-elevated-strong: rgba(16, 23, 41, 0.9);
  --bg-alt: #0b1020;
  --text: #eef4ff;
  --text-soft: #9faacd;
  --border: rgba(255, 255, 255, 0.09);
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 12px 36px rgba(0, 0, 0, 0.24);
  --primary: #8a7dff;
  --primary-2: #b170ff;
  --secondary: #ff73be;
  --accent: #66edf1;
  --success: #4cd69e;
  --section-line: rgba(138, 125, 255, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
  min-height: 100vh;
  transition: background .35s ease, color .35s ease;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.site-bg {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: -3;
}
.blob {
  position: absolute;
  border-radius: 999px;
  filter: blur(70px);
  opacity: .42;
}
.blob-1 {
  width: 28rem;
  height: 28rem;
  top: -6rem;
  left: -7rem;
  background: rgba(91, 77, 255, .34);
}
.blob-2 {
  width: 24rem;
  height: 24rem;
  right: -5rem;
  top: 12rem;
  background: rgba(255, 78, 163, .28);
}
.blob-3 {
  width: 20rem;
  height: 20rem;
  left: 45%;
  bottom: -8rem;
  background: rgba(45, 212, 215, .16);
}
.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at center, black 34%, transparent 88%);
}
body:not(.dark) .grid {
  background-image:
    linear-gradient(rgba(13, 20, 40, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 20, 40, .04) 1px, transparent 1px);
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}
.section-space {
  padding: 5rem 0;
  position: relative;
}
.section-space::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--section-line), transparent);
}
.alt-surface {
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 76%, transparent), color-mix(in srgb, var(--bg-alt) 78%, transparent));
}
.section-band { padding-top: 1rem; padding-bottom: 1rem; }

.glass-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 76%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  min-height: 82px;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .85rem;
  min-width: 0;
}
.brand-logo {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  box-shadow: var(--shadow-soft);
  flex: 0 0 auto;
}
.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.brand-copy strong { font-size: 1rem; }
.brand-copy small { color: var(--text-soft); }

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.site-nav a {
  font-weight: 700;
  color: var(--text-soft);
}
.site-nav a:hover,
.site-nav a:focus-visible { color: var(--text); }

.theme-toggle {
  margin-left: .5rem;
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  background: var(--bg-elevated-strong);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .72rem 1rem;
  color: var(--text);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}
.theme-toggle-track {
  width: 50px;
  height: 28px;
  border-radius: 999px;
  display: inline-block;
  position: relative;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
}
.theme-toggle-thumb {
  position: absolute;
  left: 4px;
  top: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: white;
  transition: transform .25s ease;
}
body.dark .theme-toggle-thumb { transform: translateX(20px); }
.theme-toggle-label { font-weight: 700; }

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-elevated-strong);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
}
.nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  transition: .25s ease;
}
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 2rem;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .5rem .85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--primary) 11%, var(--bg-elevated-strong));
  color: var(--primary);
  font-size: .86rem;
  font-weight: 800;
  letter-spacing: .02em;
}
.hero h1,
.subpage-copy h1 {
  margin: 1.1rem 0 1rem;
  font-size: clamp(2.7rem, 6vw, 4.8rem);
  line-height: .98;
  letter-spacing: -0.04em;
}
.hero h1 span,
.subpage-copy h1 span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-text,
.subpage-copy p,
.section-head p,
.cta-panel p,
.ecosystem-grid p,
.legal-box p,
.value-card p,
.detail-card p,
.project-content p,
.stage-panel p {
  color: var(--text-soft);
  line-height: 1.75;
  font-size: 1.04rem;
}
.hero-actions,
.card-actions,
.cta-actions {
  display: flex;
  gap: .9rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: .85rem 1.2rem;
  border-radius: 16px;
  font-weight: 800;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 14px 28px rgba(91, 77, 255, .26);
}
.btn-secondary {
  background: var(--bg-elevated-strong);
  color: var(--text);
  border-color: var(--border);
}
.btn-small { min-height: 44px; padding: .75rem 1rem; }

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.metric-card {
  padding: 1.1rem;
  border-radius: 22px;
}
.metric-card strong {
  display: block;
  font-size: 1.5rem;
}
.metric-card span { color: var(--text-soft); }

.hero-stage {
  position: relative;
  min-height: 36rem;
}
.stage-panel,
.mini-card,
.project-card,
.value-card,
.cta-panel,
.detail-card,
.legal-box,
.subpage-hero,
.ecosystem-board {
  border-radius: 28px;
}
.stage-panel {
  padding: 1.5rem;
  max-width: 34rem;
}
.panel-topline,
.project-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.pill {
  display: inline-flex;
  align-items: center;
  padding: .45rem .75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--primary) 10%, var(--bg-elevated-strong));
  color: var(--primary);
  font-weight: 800;
  font-size: .82rem;
}
.pill-soft {
  color: var(--secondary);
  background: color-mix(in srgb, var(--secondary) 10%, var(--bg-elevated-strong));
}
.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--success) 20%, transparent);
}
.progress-shell {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .8rem;
  margin-top: 1.5rem;
}
.progress-shell div {
  padding: .95rem;
  border-radius: 18px;
  background: color-mix(in srgb, var(--bg-elevated-strong) 88%, transparent);
  border: 1px solid var(--border);
}
.progress-shell span {
  display: block;
  font-size: .8rem;
  color: var(--text-soft);
  margin-bottom: .2rem;
}
.progress-shell strong { font-size: .96rem; }
.stage-stack {
  position: absolute;
  right: 0;
  bottom: 1rem;
  display: grid;
  gap: 1rem;
  width: min(18rem, 100%);
}
.mini-card {
  padding: 1rem 1.1rem;
}
.mini-kicker {
  color: var(--text-soft);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.mini-card strong {
  display: block;
  margin: .35rem 0 .2rem;
  font-size: 1.15rem;
}
.mini-card small { color: var(--text-soft); }
.floating-card { animation: drift 7s ease-in-out infinite; }
.card-a { animation-delay: -1.5s; }
.card-b { animation-delay: -3.2s; }
@keyframes drift {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.badge-strip {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
}
.badge-strip span {
  padding: .85rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated-strong);
  color: var(--text-soft);
  font-weight: 700;
  box-shadow: var(--shadow-soft);
}

.section-head {
  max-width: 50rem;
  margin-bottom: 2rem;
}
.section-head h2,
.cta-panel h2,
.ecosystem-grid h2,
.legal-box h1,
.detail-card h2,
.subpage-hero h2,
.project-content h3,
.stage-panel h2,
.value-card h3 {
  margin: .9rem 0 .75rem;
  letter-spacing: -.03em;
}
.section-head h2,
.cta-panel h2,
.ecosystem-grid h2 { font-size: clamp(2rem, 4vw, 3.25rem); line-height: 1.02; }

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}
.project-card {
  overflow: hidden;
}
.project-visual {
  padding: 1rem 1rem 0;
}
.project-visual img {
  width: 100%;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-elevated-strong) 85%, transparent);
}
.project-content { padding: 1.2rem 1.25rem 1.35rem; }
.project-id { color: var(--text-soft); font-weight: 800; }
.feature-list {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--text-soft);
  line-height: 1.7;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 1.6rem;
  align-items: center;
}
.ecosystem-board {
  padding: 1.2rem;
  display: grid;
  gap: .9rem;
}
.board-item {
  padding: 1rem 1.05rem;
  border-radius: 20px;
  background: color-mix(in srgb, var(--bg-elevated-strong) 84%, transparent);
  border: 1px solid var(--border);
}
.board-item strong { display: block; margin-bottom: .25rem; }
.board-item span { color: var(--text-soft); }

.value-grid,
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}
.value-card,
.detail-card { padding: 1.25rem; }

.cta-panel {
  padding: 1.6rem;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
  gap: 1.4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.8rem 0 2.5rem;
}
.site-footer {
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 76%, transparent);
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
}
.footer-links a { color: var(--text-soft); font-weight: 700; }
.footer-copy { color: var(--text-soft); }

.subpage-hero {
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 1.5rem;
  align-items: center;
}
.subpage-visual img {
  width: 100%;
  border-radius: 24px;
  border: 1px solid var(--border);
}
.legal-box {
  padding: 1.6rem;
  max-width: 52rem;
}
.legal-box h2 { margin-top: 1.4rem; }
.legal-nav { margin-left: auto; }

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal-delay { transition-delay: .12s; }
.reveal-delay-2 { transition-delay: .22s; }
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .hero-grid,
  .ecosystem-grid,
  .subpage-hero,
  .cta-panel,
  .project-grid,
  .value-grid,
  .detail-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-stage { min-height: auto; }
  .stage-stack {
    position: static;
    width: 100%;
    margin-top: 1rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .metric-row,
  .progress-shell { grid-template-columns: 1fr; }
}

@media (max-width: 840px) {
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .site-nav {
    position: absolute;
    top: calc(100% + .75rem);
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: .2rem;
    padding: .7rem;
    background: var(--bg-elevated-strong);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
  }
  body.nav-open .site-nav { display: flex; }
  .site-nav a {
    padding: .9rem 1rem;
    border-radius: 14px;
  }
  .theme-toggle { margin-left: 0; }
  .nav-wrap { flex-wrap: wrap; }
  .legal-nav {
    position: static;
    display: flex;
    margin-left: 0;
    flex-wrap: wrap;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
  }
}

@media (max-width: 640px) {
  .section-space { padding: 4rem 0; }
  .container { width: min(100% - 1rem, 1180px); }
  .hero h1,
  .subpage-copy h1 { font-size: clamp(2.2rem, 11vw, 3.2rem); }
  .stacked-mobile,
  .hero-actions,
  .cta-actions { flex-direction: column; }
  .stage-stack { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: 1fr; }
  .brand-copy small { display: none; }
  .theme-toggle-label { display: none; }
  .btn { width: 100%; }
}