:root{
  --bg:#0b0b0b;
  --fg:#eaeaea;
  --mut:#9a9a9a;
  --acc:#00ff99;
  --card:#111;
  --line:#1f1f1f;
}

*{box-sizing:border-box}
body{
  margin:0;
  min-height:100vh;
  background: radial-gradient(900px 500px at 30% 20%, #121c16 0%, var(--bg) 60%);
  color:var(--fg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

.wrap{
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:24px;
}

.card{
  width:min(720px, 100%);
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border-radius:18px;
  padding:28px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.tag{
  display:inline-block;
  padding:6px 10px;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--mut);
  letter-spacing:2px;
  font-size:12px;
}

h1{
  margin:14px 0 8px;
  letter-spacing:3px;
  font-size:40px;
}

.sub{color:var(--mut); margin:0 0 22px;}
.row{display:flex; gap:12px; flex-wrap:wrap}

.btn{
  display:inline-block;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--acc);
  color:var(--bg);
  background:var(--acc);
  text-decoration:none;
  cursor:pointer;
  transition: transform .08s ease, filter .15s ease;
}
.btn:hover{transform: translateY(-1px); filter: brightness(1.05);}
.btn:active{transform: translateY(1px);}

.ghost{
  background:transparent;
  color:var(--acc);
}

.tiny{
  margin-top:18px;
  color:var(--mut);
  font-size:12px;
  letter-spacing:1px;
  opacity:.9;
}