:root{
  --bg:#070a12;
  --text:#eaf0ff;
  --muted:rgba(234,240,255,.72);
  --border: rgba(255,255,255,.12);
  --glass: rgba(255,255,255,.06);
  --glass2: rgba(255,255,255,.10);
  --accent:#7c5cff;
  --accent2:#00d1ff;
  --shadow: 0 24px 80px rgba(0,0,0,.45);
  --radius: 22px;
  --radius-sm: 14px;
  --font-ui: "Noto Sans Devanagari", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Noto Sans", Arial, sans-serif;
  --font-display: "Noto Serif Devanagari", "Noto Sans Devanagari", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Noto Sans", Arial, sans-serif;
}

body[data-theme="light"]{
  --bg:#f7f9ff;
  --text:#081022;
  --muted:rgba(8,16,34,.68);
  --border: rgba(8,16,34,.14);
  --glass: rgba(8,16,34,.04);
  --glass2: rgba(8,16,34,.08);
  --shadow: 0 20px 60px rgba(8,16,34,.12);
  --accent:#5a3bff;
  --accent2:#007cff;
}

*{ box-sizing: border-box; }
html, body{ height:100%; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

.shell{ min-height:100vh; }

.bg{
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 540px at 12% 8%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 68%),
    radial-gradient(900px 540px at 90% 14%, color-mix(in srgb, var(--accent2) 12%, transparent), transparent 70%),
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 97%, #000), var(--bg));
}

.hud{
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 50;
  padding: 14px 16px 10px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 84%, transparent), transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
}
.hud__left, .hud__right{ display:flex; align-items:center; gap:10px; }
.hud__right{ flex: 0 0 auto; }
.hud{
  display:flex;
  align-items:center;
  gap:12px;
  justify-content: space-between;
}
.mark__title{ font-weight: 880; letter-spacing:.3px; }
.mark__sub{ color: var(--muted); font-size: 12px; margin-top:2px; }

.iconBtn{
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 86%, transparent);
  color: var(--text);
  cursor:pointer;
  font-weight: 900;
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.iconBtn:hover{ transform: translateY(-1px); border-color: color-mix(in srgb, var(--accent2) 45%, var(--border)); }

.progress{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height: 2px;
  background: transparent;
}
.progress__bar{
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: .9;
}

.stage{
  padding-top: 74px;
}

.scene{
  min-height: calc(100vh - 74px);
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 54px 18px;
}
.scene__inner{
  width: min(1020px, 100%);
}
.scene--hero .scene__inner{
  padding-top: 10px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color: var(--muted);
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 14px;
}
.title{
  margin: 16px 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: .2px;
  line-height: 1.05;
  font-size: clamp(38px, 5.4vw, 72px);
}
.lede{
  margin: 0;
  color: var(--muted);
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.75;
  max-width: 72ch;
}

.heroCtas{
  margin-top: 20px;
  display:flex;
  gap:12px;
  flex-wrap: wrap;
}

.heroStats{
  margin-top: 14px;
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}
.stat{
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 90%, transparent);
  border-radius: 999px;
  padding: 10px 12px;
  box-shadow: var(--shadow);
}
.stat__k{
  color: var(--muted);
  font-weight: 950;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 11px;
}
.stat__v{
  margin-top: 3px;
  font-weight: 950;
  font-size: 14px;
}

.scrollHint{
  margin-top: 20px;
  display:flex;
  align-items:center;
  gap: 10px;
  color: var(--muted);
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 11px;
  opacity: .9;
}
.scrollHint__dot{
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  box-shadow: 0 0 0 7px color-mix(in srgb, var(--accent2) 14%, transparent);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{
  0%, 100%{ transform: translateY(0); opacity: .9; }
  50%{ transform: translateY(3px); opacity: .55; }
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;
  color: var(--text);
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 86%, transparent);
  border-radius: 999px;
  padding: 12px 16px;
  font-weight: 900;
  letter-spacing: .02em;
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.btn:hover{ transform: translateY(-1px); border-color: color-mix(in srgb, var(--accent2) 45%, var(--border)); }
.btn--primary{
  border-color: color-mix(in srgb, var(--accent) 70%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 38%, transparent), color-mix(in srgb, var(--glass2) 92%, transparent));
}
.btn--ghost{ background: transparent; }

.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 86%, transparent);
  color: var(--muted);
  font-weight: 900;
  letter-spacing:.06em;
  text-transform: uppercase;
  font-size: 13px;
}
.h{
  margin: 14px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: .2px;
}

.card{
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 92%, transparent);
  border-radius: var(--radius);
  padding: 18px 18px;
  box-shadow: var(--shadow);
}
.card p{
  margin: 0;
  font-size: 18px;
  line-height: 1.95;
  color: color-mix(in srgb, var(--text) 92%, transparent);
}
.card p + p{ margin-top: 12px; }

.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}
.mini{
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 86%, transparent);
  border-radius: var(--radius-sm);
  padding: 14px 14px;
}
.mini--accent{
  border-color: color-mix(in srgb, var(--accent2) 38%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent2) 14%, transparent), color-mix(in srgb, var(--glass) 92%, transparent));
}
.mini__title{
  font-weight: 950;
  letter-spacing: .2px;
  margin-bottom: 8px;
  font-size: 16px;
}
.mini__text{
  color: var(--muted);
  line-height: 1.85;
  font-size: 16px;
}

.quote{
  margin-top: 14px;
  display:flex;
  gap: 12px;
  align-items: stretch;
}
.quote__bar{
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  opacity: .9;
}
.quote__text{
  color: var(--muted);
  font-weight: 750;
  line-height: 1.8;
  font-size: 16px;
}

.sparkline{
  display:flex;
  align-items:center;
  gap: 10px;
  margin-top: 18px;
  opacity: .85;
}
.sparkline__dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent2) 60%, transparent);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--accent2) 14%, transparent);
}
.sparkline__dot:nth-child(2){ background: color-mix(in srgb, var(--accent) 60%, transparent); }
.sparkline__dot:nth-child(3){ background: color-mix(in srgb, var(--accent2) 60%, transparent); }
.sparkline__dot:nth-child(4){ background: color-mix(in srgb, var(--accent) 60%, transparent); }
.sparkline__dot:nth-child(5){ background: color-mix(in srgb, var(--accent2) 60%, transparent); }

.scene--summary .card{ margin-top: 16px; }
.summary{
  margin-top: 14px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.sumCard{
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--glass) 92%, transparent);
  border-radius: var(--radius);
  padding: 16px 16px;
  box-shadow: var(--shadow);
}
.sumCard__k{
  color: var(--muted);
  font-weight: 950;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 12px;
}
.sumCard__v{
  margin-top: 8px;
  font-weight: 950;
  font-size: 18px;
}
.sumCard__t{
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 15px;
}

.footer{
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}
.footer__hint{ margin-top: 6px; opacity: .85; }

/* motion: reveal */
.scene__inner{
  transform: translateY(14px);
  opacity: 0;
  transition: transform .7s ease, opacity .7s ease;
}
.scene.is-inview .scene__inner{
  transform: translateY(0);
  opacity: 1;
}

@media (max-width: 900px){
  .grid2{ grid-template-columns: 1fr; }
  .summary{ grid-template-columns: 1fr; }
  .mark__sub{ display:none; }
  .hud{ padding: 12px 12px 10px; gap: 10px; }
  .iconBtn{ width: 40px; height: 40px; }
  .scene{ padding: 44px 14px; }
  .card p{ font-size: 17px; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .scene__inner{ transition:none; transform:none; opacity:1; }
  .btn, .iconBtn{ transition:none; }
}