:root{
  --bg:#070A12;
  --fg:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.66);
  --line:rgba(255,255,255,.12);
  --r:22px;
  --mx:0px; --my:0px; --sx:0deg; --sy:0deg;
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  font:16px/1.55 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial;
  color:var(--fg);
  background:var(--bg);
  overflow-x:hidden;
}

#top{position:absolute;top:0;left:0;width:1px;height:1px}

/* moving layered bg */
.bg{position:fixed;inset:0;z-index:-3;overflow:hidden}
.bg-layer{position:absolute;inset:-20%;will-change:transform}
.bg-layer.l1{
  background:
    radial-gradient(1200px 800px at 20% 20%, rgba(157,121,255,.18), transparent 60%),
    radial-gradient(900px 700px at 85% 25%, rgba(60,225,255,.14), transparent 60%),
    radial-gradient(900px 700px at 55% 90%, rgba(255,103,195,.10), transparent 60%);
  filter:blur(10px);
  transform: translate3d(calc(var(--mx)*0.12), calc(var(--my)*0.12), 0);
  animation:drift1 12s ease-in-out infinite;
}
.bg-layer.l2{
  background: conic-gradient(from 180deg at 50% 50%,
      rgba(60,225,255,.09),
      rgba(157,121,255,.10),
      rgba(255,103,195,.08),
      rgba(60,225,255,.09));
  opacity:.55;
  mix-blend-mode:screen;
  filter:blur(26px);
  transform: translate3d(calc(var(--mx)*0.20), calc(var(--my)*0.20), 0);
  animation:drift2 18s ease-in-out infinite;
}
.bg-layer.l3{
  background:
    radial-gradient(900px 900px at 40% 60%, rgba(255,255,255,.04), transparent 55%),
    radial-gradient(700px 700px at 70% 40%, rgba(255,255,255,.03), transparent 55%);
  opacity:.8;
  transform: translate3d(calc(var(--mx)*0.28), calc(var(--my)*0.28), 0);
  animation:drift3 10s ease-in-out infinite;
}
.gridline{
  position:absolute; inset:0;
  background:
    linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 90px 90px;
  opacity:.06;
  transform: translate3d(calc(var(--mx)*0.08), calc(var(--my)*0.08), 0);
}
@keyframes drift1{
  0%,100%{transform:translate3d(calc(var(--mx)*.12), calc(var(--my)*.12),0) scale(1)}
  50%{transform:translate3d(calc(var(--mx)*.12 + 18px), calc(var(--my)*.12 + 10px),0) scale(1.03)}
}
@keyframes drift2{
  0%,100%{filter:blur(26px) hue-rotate(0deg)}
  50%{filter:blur(30px) hue-rotate(14deg)}
}
@keyframes drift3{
  0%,100%{opacity:.75}
  50%{opacity:.95}
}

#fx{position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.9}

/* topbar */
.topbar{
  position:fixed;left:0;right:0;top:0;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 22px;
  background:linear-gradient(to bottom, rgba(7,10,18,.78), rgba(7,10,18,0));
  backdrop-filter:blur(10px);
  z-index:10;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--fg);text-decoration:none;font-weight:900}
.logo{
  width:16px;height:16px;border-radius:6px;
  background:conic-gradient(from 180deg,
    rgba(60,225,255,.92),
    rgba(157,121,255,.92),
    rgba(255,103,195,.92),
    rgba(60,225,255,.92));
  box-shadow:0 0 22px rgba(157,121,255,.25);
  animation:spin 6s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

.nav{display:flex;gap:14px;align-items:center}
.nav a{
  color:var(--muted);
  text-decoration:none;
  padding:10px 10px;
  border-radius:12px;
  transition:transform .2s ease, background .2s ease, color .2s ease;
}
.nav a:hover{color:var(--fg);background:rgba(255,255,255,.06);transform:translateY(-1px)}

/* layout */
.wrap{max-width:1100px;margin:0 auto;padding:110px 18px 70px}
.hero{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:26px;
  align-items:center;
  min-height:78vh;
}
.kicker{
  display:inline-flex;
  padding:8px 12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:999px;
  color:var(--muted);
  font-size:13px;
}
h1{margin:14px 0 10px;font-size:56px;line-height:1.03;letter-spacing:-.9px}
h2{margin:0 0 10px;font-size:30px;letter-spacing:-.5px}
.desc p{margin:0 0 10px;color:var(--muted);max-width:78ch}
.desc p.strong{color:rgba(255,255,255,.86);font-weight:800}

.actions{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 16px;border-radius:14px;
  background:linear-gradient(90deg, rgba(157,121,255,.86), rgba(60,225,255,.74));
  color:#08101a;font-weight:900;text-decoration:none;
  border:1px solid rgba(255,255,255,.14);
  transition:transform .18s ease, filter .18s ease;
}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
.btn.ghost{background:rgba(255,255,255,.05);color:var(--fg)}
.btn.disabled{opacity:.55;cursor:not-allowed;filter:saturate(.85);transform:none!important}
.btn.disabled:hover{transform:none!important;filter:saturate(.85)}

.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.chip{
  padding:8px 10px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:rgba(255,255,255,.72);
  font-size:12.5px;
}

/* card + parallax tilt */
.card{
  transform-style:preserve-3d;
  border-radius:calc(var(--r) + 12px);
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.03);
  backdrop-filter:blur(12px);
  box-shadow:0 30px 90px rgba(0,0,0,.55);
  overflow:hidden;
  transform: rotateX(calc(var(--sy) * -1)) rotateY(var(--sx));
}
.card-top{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 10px}
.pill{
  font-size:12px;color:var(--muted);
  border:1px solid var(--line);
  border-radius:999px;padding:7px 10px;background:rgba(255,255,255,.04);
}
.muted{color:var(--muted);font-size:12.5px}

.girl-stage{
  position:relative;
  margin:6px 12px 8px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(7,10,18,.55);
  overflow:hidden;
  transform: translateZ(22px);
}

/* sprite: 5 frames in one PNG */
.girl-sprite{
  width:100%;
  aspect-ratio: 741 / 932;
  background-image: url("./assets/girl_sprite.png?v=41");
  background-size: 500% 100%;
  background-position: 0% 0%;
  animation: spriteWave 1.8s steps(5) infinite;
  transform: translate3d(calc(var(--mx)*0.04), calc(var(--my)*0.04), 0);
  will-change: transform, background-position;
}

/* feel smoother: hold a bit on end */
@keyframes spriteWave{
  0%{background-position:0% 0%}
  70%{background-position:100% 0%}
  100%{background-position:100% 0%}
}

.shine{
  position:absolute; inset:-40%;
  background: radial-gradient(circle at 30% 25%, rgba(255,255,255,.12), transparent 55%);
  opacity:.35;
  transform: translate3d(calc(var(--mx)*0.10), calc(var(--my)*0.10), 0);
  animation: shine 8.5s ease-in-out infinite;
  pointer-events:none;
}
@keyframes shine{0%,100%{opacity:.22} 50%{opacity:.45}}

.mini-grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:10px;padding:8px 12px 12px;
  transform: translateZ(18px);
}
.mini{
  border-radius:18px;border:1px solid rgba(255,255,255,.10);
  background:rgba(7,10,18,.55);
  padding:12px;
}
.mini .t{color:rgba(255,255,255,.82);font-weight:900}
.mini .d{color:var(--muted);font-size:12.5px;margin-top:6px}

.card-bottom{display:flex;align-items:center;justify-content:space-between;padding:12px 16px 16px}
.dot{
  width:10px;height:10px;border-radius:999px;
  background: rgba(60,225,255,.9);
  box-shadow: 0 0 0 0 rgba(60,225,255,.35);
  animation:pulse 1.3s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(60,225,255,.35)}
  100%{box-shadow:0 0 0 18px rgba(60,225,255,0)}
}

/* blocks */
.block{
  margin-top:18px;
  padding:22px;
  border-radius: calc(var(--r) + 6px);
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
}
.list{margin-top:10px;display:grid;gap:8px}
.li{
  padding:12px 14px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(7,10,18,.55);
  color: rgba(255,255,255,.80);
}
.callout{
  margin-top:14px;
  padding:16px;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(7,10,18,.55);
}
.callout-t{font-weight:900}
.callout-p{color:var(--muted);margin-top:6px}
.lead{color:var(--muted);max-width:78ch}

.foot{margin-top:20px;display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12.5px}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--fg)}
.sep{opacity:.5}

/* reveal */
.reveal{
  opacity:0;
  transform: translateY(10px) scale(.99);
  filter: blur(6px);
  transition: opacity .75s ease, transform .75s ease, filter .75s ease;
}
.reveal.is-visible{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}

/* to top */
.to-top{
  position:fixed;right:18px;bottom:18px;z-index:20;
  padding:10px 12px;border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(7,10,18,.55);
  color: rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  cursor:pointer;
  opacity:0;
  transform: translateY(8px);
  transition: opacity .25s ease, transform .25s ease, background .25s ease;
}
.to-top:hover{background: rgba(255,255,255,.06)}
.to-top.show{opacity:1;transform:translateY(0)}

@media (max-width: 980px){
  .hero{grid-template-columns:1fr;min-height:auto}
  h1{font-size:42px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  #fx,.bg{display:none}
}