:root{
  --bg:#0b0d12;
  --panel:rgba(255,255,255,.06);
  --panel2:rgba(255,255,255,.04);
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.68);
  --line:rgba(255,255,255,.14);
  --shadow:0 16px 60px rgba(0,0,0,.5);
  --r1:18px;
  --r2:14px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{ box-sizing:border-box; }
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  min-height:100vh;
  background:
    radial-gradient(1000px 600px at 20% 10%, rgba(154,209,255,.18), transparent 60%),
    radial-gradient(900px 600px at 80% 10%, rgba(184,255,223,.10), transparent 60%),
    radial-gradient(900px 700px at 50% 90%, rgba(154,209,255,.10), transparent 65%),
    var(--bg);
}

.wrap{ max-width:1080px; margin:0 auto; padding:28px 18px 44px; }

header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-bottom:22px;
}

.brand{
  display:flex; align-items:center; gap:12px;
  text-decoration:none; color:inherit;
}

.logo{
  width:40px; height:40px;
  border-radius:14px;
  border:1px solid var(--line);
  background: linear-gradient(135deg, rgba(154,209,255,.16), rgba(184,255,223,.10));
  display:grid; place-items:center;
  box-shadow:0 10px 30px rgba(0,0,0,.35);
  overflow:hidden;
}

.brand strong{ display:block; font-size:15px; letter-spacing:.2px; line-height:1.05; }
.brand span{ display:block; font-size:12px; color:var(--muted); margin-top:3px; }

.badge{
  font-size:12px;
  color:var(--muted);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  padding:8px 10px;
  border-radius:999px;
  white-space:nowrap;
}

.grid{
  display:grid;
  grid-template-columns: 1.3fr .85fr;
  gap:16px;
  align-items:stretch;
}

.hero,.card{
  border:1px solid var(--line);
  border-radius:var(--r1);
  box-shadow:var(--shadow);
  background: linear-gradient(180deg, var(--panel), var(--panel2));
}

.hero{
  padding:28px;
  position:relative;
  overflow:hidden;
}
.hero:after{
  content:"";
  position:absolute;
  inset:-2px;
  background: radial-gradient(700px 320px at 20% 0%, rgba(154,209,255,.10), transparent 60%);
  pointer-events:none;
}
.hero > *{ position:relative; z-index:1; }

h1{
  margin:0 0 10px;
  font-size:44px;
  letter-spacing:-.6px;
  line-height:1.05;
}

.sub{
  margin:0 0 14px;
  font-size:15px;
  color:var(--muted);
  line-height:1.6;
  max-width:60ch;
}

.featureList{
  list-style:none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 520px;
}
.featureList li{
  display:flex;
  align-items:flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r2);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.86);
  font-size: 13.5px;
  line-height: 1.45;
}
.ico{
  width: 18px;
  height: 18px;
  margin-top: 1px;
  flex: 0 0 18px;
  color: rgba(255,255,255,.82);
}
.ico svg{ width: 18px; height: 18px; display:block; }

.disclosure{
  margin-top:18px;
  padding:10px 12px;
  border-radius:var(--r2);
  border:1px dashed rgba(255,255,255,.22);
  background:rgba(0,0,0,.18);
  color:rgba(255,255,255,.78);
  font-size:12px;
  line-height:1.45;
}

.card{
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.card h2{
  margin:0;
  font-size:18px;
  letter-spacing:-.2px;
}

label{
  display:block;
  margin:10px 0 6px;
  font-size:12px;
  color:var(--muted);
}
.input{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.24);
  color:var(--text);
  outline:none;
  transition: box-shadow .15s ease, border-color .15s ease;
}
.input:focus{
  border-color: rgba(154,209,255,.55);
  box-shadow: 0 0 0 4px rgba(154,209,255,.14);
}

.row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  margin-top:8px;
}
.link{
  font-size:12px;
  color:rgba(255,255,255,.86);
  text-decoration:none;
  opacity:.9;
}
.link:hover{ text-decoration:underline; }

button{
  width:100%;
  margin-top:12px;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.18);
  background: linear-gradient(135deg, rgba(154,209,255,.92), rgba(184,255,223,.85));
  color:#0a0d12;
  font-weight:750;
  cursor:pointer;
  transition: transform .06s ease, filter .12s ease;
}
button:hover{ filter:brightness(1.02); }
button:active{ transform:translateY(1px); }

.msg{
  display:none;
  padding:10px 12px;
  border-radius:var(--r2);
  border:1px solid var(--line);
  background:rgba(0,0,0,.18);
  font-size:12.5px;
  line-height:1.35;
}
.msg.show{ display:block; }

.msg.good{
  border-color: rgba(184,255,223,.35);
  background: rgba(184,255,223,.08);
}
.msg.bad{
  border-color: rgba(255,123,123,.35);
  background: rgba(255,123,123,.08);
}

.footer{
  margin-top:10px;
  text-align:center;
  color:rgba(255,255,255,.55);
  font-size:12px;
}

.backdrop{
  position:fixed;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding:18px;
  background:rgba(0,0,0,.62);
  z-index:50;
}
.modal{
  width:min(520px, 100%);
  border-radius:20px;
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(20,22,28,.92), rgba(20,22,28,.78));
  box-shadow:0 26px 90px rgba(0,0,0,.65);
  padding:16px;
}
.modalTop{
  display:flex;
  justify-content:space-between;
  gap:12px;
  align-items:flex-start;
  margin-bottom:10px;
}
.modal h3{
  margin:0;
  font-size:16px;
  letter-spacing:-.2px;
}
.modal p{
  margin:6px 0 0;
  color:var(--muted);
  font-size:12.5px;
  line-height:1.45;
}
.x{
  width:34px;
  height:34px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0;
  line-height:1;
  font-size:16px;
  font-weight:700;
  font-family: var(--font);
}
.x:hover{ filter:brightness(1.06); }

.actions{
  display:flex;
  gap:10px;
  margin-top:12px;
}
.secondary{
  background:rgba(255,255,255,.04);
  color:var(--text);
  border:1px solid var(--line);
}

@media (max-width: 920px){
  .grid{ grid-template-columns:1fr; }
  h1{ font-size:38px; }
}