:root{
  --bg:#F8F5F0;
  --surface:#FFFFFF;
  --surface-soft:#FBFAF7;
  --ink:#19151F;
  --muted:#6D6674;
  --faint:#A29AA8;
  --line:rgba(25,21,31,.10);
  --line-strong:rgba(25,21,31,.16);
  --accent:#7C3AED;
  --accent-soft:rgba(124,58,237,.11);
  --shadow:0 30px 70px -38px rgba(25,21,31,.38);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  min-height:100dvh;
  overflow:hidden;
  color:var(--ink);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  line-height:1.5;
  background:
    radial-gradient(720px 420px at 50% -120px, rgba(124,58,237,.13), transparent 68%),
    linear-gradient(180deg,#FFFCF7 0%,var(--bg) 100%);
  display:flex;
  flex-direction:column;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,p{margin:0}

.topbar{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:18px;
  width:100%;
  padding:18px clamp(18px,4vw,44px) 10px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:0;
  font-size:1rem;
  font-weight:800;
  letter-spacing:0;
  white-space:nowrap;
}
.brand img{
  width:28px;
  height:28px;
  border-radius:8px;
  box-shadow:0 8px 18px -12px rgba(25,21,31,.45);
  flex:none;
}
.nav{
  display:flex;
  align-items:center;
  gap:24px;
  margin-left:8px;
}
.nav a{
  color:var(--muted);
  font-size:.93rem;
  font-weight:600;
  transition:color .16s ease;
}
.nav a:hover{color:var(--accent)}
.spacer{flex:1}
.ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:0 18px;
  border:1px solid var(--line-strong);
  border-radius:999px;
  background:rgba(255,255,255,.56);
  color:var(--ink);
  font-size:.92rem;
  font-weight:800;
  box-shadow:0 14px 32px -26px rgba(25,21,31,.45);
  transition:transform .14s ease,border-color .14s ease,color .14s ease;
}
.ghost:hover{
  transform:translateY(-1px);
  border-color:rgba(124,58,237,.34);
  color:var(--accent);
}

.stage{
  flex:1 1 auto;
  min-height:0;
  width:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:28px;
  padding:8px clamp(18px,4vw,44px) 10px;
  text-align:center;
}
.hero{
  max-width:760px;
  display:flex;
  flex-direction:column;
  align-items:center;
}
h1{
  font-size:clamp(3rem,7vw,5.1rem);
  line-height:1.02;
  font-weight:850;
  letter-spacing:0;
}
.sub{
  max-width:650px;
  margin-top:16px;
  color:var(--muted);
  font-size:clamp(1.02rem,1.45vw,1.19rem);
}
.sub strong{
  color:var(--ink);
  font-weight:850;
  box-shadow:inset 0 -.46em 0 var(--accent-soft);
}

.app-card{
  width:min(572px,100%);
  padding:20px;
  border:1px solid var(--line);
  border-radius:24px;
  background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,255,255,.86));
  box-shadow:var(--shadow);
}
.flow{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);
  align-items:stretch;
  gap:12px;
}
.asset{
  min-width:0;
  padding:16px;
  border:1px solid var(--line);
  border-radius:16px;
  background:var(--surface-soft);
  text-align:left;
}
.label{
  display:block;
  color:var(--faint);
  font-size:.72rem;
  font-weight:850;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.chip{
  display:flex;
  align-items:center;
  gap:11px;
  margin-top:11px;
  color:var(--ink);
  font-size:1.12rem;
  font-weight:850;
  white-space:nowrap;
}
.chip img{
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid rgba(25,21,31,.08);
  background:#fff;
  flex:none;
}
.instant{
  align-self:center;
  display:grid;
  place-items:center;
  min-width:82px;
  height:42px;
  padding:0 14px;
  border:1px solid rgba(124,58,237,.22);
  border-radius:999px;
  background:var(--accent-soft);
  color:var(--accent);
  cursor:pointer;
  font:inherit;
  font-size:.82rem;
  font-weight:850;
  transition:transform .14s ease,background .14s ease,border-color .14s ease;
}
.instant:hover{
  transform:translateY(-1px);
  background:rgba(124,58,237,.15);
  border-color:rgba(124,58,237,.35);
}
.primary{
  display:flex;
  align-items:center;
  justify-content:center;
  width:100%;
  min-height:54px;
  margin-top:16px;
  border-radius:16px;
  background:var(--accent);
  color:#fff;
  font-size:1.05rem;
  font-weight:850;
  box-shadow:0 20px 36px -24px rgba(124,58,237,.78);
  transition:transform .14s ease,background .14s ease,box-shadow .14s ease;
}
.primary:hover{
  transform:translateY(-1px);
  background:var(--accent);
  box-shadow:0 24px 42px -24px rgba(124,58,237,.86);
}

.foot{
  flex:0 0 auto;
  padding:10px 24px 20px;
  color:var(--faint);
  text-align:center;
  font-size:.86rem;
  font-weight:650;
}

@media (max-width:700px){
  .nav{display:none}
  .topbar{
    gap:10px;
    padding:14px 16px 8px;
  }
  .brand{
    font-size:.94rem;
    max-width:calc(100vw - 142px);
  }
  .brand span{
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .ghost{
    min-height:36px;
    padding:0 13px;
    font-size:.86rem;
  }
  .stage{
    gap:18px;
    padding:4px 16px 8px;
  }
  h1{font-size:clamp(2.45rem,13vw,3.35rem)}
  .sub{
    margin-top:12px;
    font-size:.98rem;
    line-height:1.45;
  }
  .app-card{
    padding:15px;
    border-radius:20px;
  }
  .flow{
    grid-template-columns:1fr;
    gap:10px;
  }
  .asset{
    padding:12px 14px;
    border-radius:14px;
  }
  .chip{
    margin-top:8px;
    font-size:1.02rem;
  }
  .chip img{
    width:38px;
    height:38px;
  }
  .instant{
    justify-self:center;
    width:86px;
    height:34px;
    min-width:0;
    font-size:.76rem;
  }
  .primary{
    min-height:48px;
    margin-top:12px;
    border-radius:14px;
    font-size:1rem;
  }
  .foot{
    padding:8px 16px 14px;
    font-size:.82rem;
  }
}

@media (max-height:720px) and (min-width:701px){
  .topbar{padding-top:14px}
  .stage{gap:20px}
  h1{font-size:clamp(2.8rem,6vw,4.35rem)}
  .sub{margin-top:12px}
  .app-card{padding:18px}
  .foot{padding-bottom:14px}
}