:root{
  --bg:#0e1217;
  --panel:#10151d;
  --text:#f7fafc;
  --muted:#A6B0BF;
  --accent:#21D07A;
  --ring: rgba(33,208,122,0.35);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(33,208,122,0.08), transparent 60%),
    radial-gradient(1000px 500px at -20% 110%, rgba(33,208,122,0.06), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
}

.container{
  min-height:100dvh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:clamp(16px,4vw,40px);
}

.card{
  width:min(800px, 92vw);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border:1px solid rgba(255,255,255,0.08);
  border-radius:28px;
  padding:clamp(28px,5vw,54px);
  box-shadow: 0 16px 50px rgba(0,0,0,0.45), inset 0 0 0 1px rgba(255,255,255,0.04);
  text-align:center;
}

.logo-hero{
  display:inline-block;
  background:#fff;
  border-radius:24px;
  padding:18px;
  margin-bottom:28px;
  box-shadow: 0 16px 40px rgba(33,208,122,0.4);
}

.logo-hero img{
  width:140px;
  height:auto;
  display:block;
  filter: drop-shadow(0 0 12px rgba(33,208,122,0.55));
}

h2{
  margin:0 0 12px;
  font-size: clamp(24px, 3.5vw, 32px);
  font-weight:700;
}

.p{
  color:var(--muted);
  font-size: clamp(15px, 2.5vw, 17px);
  line-height:1.7;
  margin:0 0 28px 0;
}

.form{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:center;
}

.input{
  flex:1 1 340px;
  min-width:280px;
  display:flex;
  align-items:center;
  background: var(--panel);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:14px;
  padding:12px 14px;
  gap:10px;
  transition:border-color .2s ease, box-shadow .2s ease;
}

.input:focus-within{
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--ring);
}

.input input{
  background:transparent;
  border:none;
  outline:none;
  color:var(--text);
  width:100%;
  font-size:16px;
}

.button{
  flex:0 0 auto;
  border:0; cursor:pointer;
  padding:12px 18px;
  border-radius:14px;
  font-weight:800;
  font-size:16px;
  background: linear-gradient(180deg, var(--accent), #1ab86b);
  color:#052214;
  box-shadow: 0 14px 28px rgba(33,208,122,0.38);
  transition: transform .06s ease, box-shadow .2s ease, filter .2s ease;
}
.button:hover{ filter:brightness(1.02); box-shadow: 0 16px 36px rgba(33,208,122,0.48); }
.button:active{ transform: translateY(1px) }

.subtle{ margin-top:12px; color:var(--muted); font-size:13px; }

.footer{
  margin-top:32px;
  border-top:1px dashed rgba(255,255,255,0.08);
  padding-top:18px;
  color:var(--muted);
  font-size:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
}

.social a{
  text-decoration:none;
  color:var(--text);
  padding:6px 10px;
  border:1px solid rgba(255,255,255,0.1);
  border-radius:999px;
  transition: border-color .2s ease, background .2s ease;
}
.social a:hover{ border-color: rgba(33,208,122,0.5); background: rgba(33,208,122,0.1); }

@media (max-width:560px){
  .footer{ flex-direction:column; align-items:center }
}