:root{
  --bg:#f2f8f4;
  --bg2:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --accent:#006633;
  --accent-dark:#004d26;
  --card-bg:#ffffff;
  --card-border:rgba(0,102,51,.12);
  --divider:rgba(15,23,42,.08);
  --shadow:0 40px 120px rgba(15,23,42,.12);
  --logo-bg:rgba(0,102,51,.08);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#050914;
    --bg2:#0f172a;
    --text:#f8fafc;
    --muted:rgba(248,250,252,.75);
    --card-bg:rgba(15,23,42,.82);
    --card-border:rgba(255,255,255,.08);
    --divider:rgba(248,250,252,.08);
    --shadow:0 50px 120px rgba(5,9,20,.65);
    --logo-bg:rgba(0,102,51,.2);
  }
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{
  font-family:"Manrope","Inter",system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;
  color:var(--text);
  background:
    radial-gradient(circle at 20% 15%,rgba(0,102,51,.2),transparent 40%),
    radial-gradient(circle at 80% 0,rgba(52,211,153,.25),transparent 45%),
    linear-gradient(160deg,var(--bg),var(--bg2));
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0;
}
.card{
  width:min(560px,100%);
  background:var(--card-bg);
  border:1px solid var(--card-border);
  border-radius:28px;
  padding:38px clamp(20px,6vw,48px);
  backdrop-filter:blur(22px);
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  gap:24px;
}
.brand{
  display:flex;
  align-items:center;
  gap:18px;
}
.logo{
  width:60px;
  height:60px;
  border-radius:18px;
  background:var(--logo-bg);
  color:var(--accent);
  display:grid;
  place-items:center;
  flex-shrink:0;
}
.logo svg{
  width:34px;
  height:34px;
  stroke:currentColor;
  fill:none;
  stroke-width:1.8;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.brand-text{
  display:flex;
  flex-direction:column;
  gap:4px;
}
.brand-text h1{
  margin:0;
  font-size:clamp(28px,5vw,40px);
  letter-spacing:-.02em;
}
.pretitle{
  font-size:12px;
  letter-spacing:.5em;
  text-transform:uppercase;
  color:var(--muted);
}
.lead{
  margin:0;
  color:var(--muted);
  line-height:1.65;
  font-size:16px;
}
.cta{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  padding:16px 28px;
  border-radius:16px;
  text-decoration:none;
  background:linear-gradient(120deg,var(--accent),var(--accent-dark));
  color:#fff;
  font-weight:700;
  font-size:17px;
  box-shadow:0 25px 45px rgba(0,102,51,.3);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-icon{
  width:20px;
  height:20px;
  display:block;
  filter:brightness(0) invert(1);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 30px 60px rgba(13,148,136,.5)}
.foot{
  margin-top:6px;
  padding-top:12px;
  border-top:1px solid var(--divider);
  font-size:13px;
  color:var(--muted);
  display:flex;
  gap:6px;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
}
.foot a{
  color:var(--accent);
  text-decoration:none;
  font-weight:600;
}
.foot a:hover{text-decoration:underline}
@media (max-width:420px){
  .card{padding:28px 20px;border-radius:22px}
  .btn{width:100%}
}