:root{
  --bg:#f6f8ff; --panel:#ffffff; --muted:#8a93a6; --text:#101828;
  --brand:#6c63ff; --brand-2:#7d3cff;
  --ring: 0 8px 24px rgba(108,99,255,.12);
  --card: 0 12px 32px rgba(17, 24, 39, .06);
  --radius:16px;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Ubuntu,"Helvetica Neue",Arial;
}

body,html{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}

.center{
  display:flex;align-items:center;justify-content:center;
  height:100%;padding:20px;
}

.card{
  background:var(--panel);
  padding:32px 28px; /* links/rechts etwas kleiner */
  max-width:360px;width:100%;
  border-radius:var(--radius);
  box-shadow:var(--card);
  display:grid;gap:16px;
  text-align:center
}

.brand{font-weight:700;font-size:20px;display:flex;gap:8px;align-items:center;justify-content:center}
.heart{color:var(--brand)}
.subtitle{font-size:14px;color:var(--muted)}

.alert{
  background:rgba(239,68,68,.1);color:#b91c1c;
  padding:10px;border-radius:12px;font-size:14px;text-align:center
}

/* Inputs nicht breiter als die Card */
input{
  padding:12px 14px;
  border:1px solid rgba(16,24,40,.12);
  border-radius:12px;
  font-size:14px;
  width:100%;
  box-sizing:border-box; /* <-- wichtig! */
  transition:border .2s;
}
input:focus{outline:none;border-color:var(--brand)}


.btn{
  border:0;cursor:pointer;font-weight:600;
  padding:12px;border-radius:12px;font-size:15px;
  background:linear-gradient(45deg,var(--brand),var(--brand-2));
  color:#fff;box-shadow:var(--ring);
  transition:opacity .2s;
}
.btn:hover{opacity:.9}

form {
  display:grid;
  gap:12px;
  margin-top:10px;
}