:root{
  --rose: #b76e79;        /* ouro rosê */
  --rose2:#e6b8c2;
  --bg1:#0f0f14;
  --bg2:#171722;
  --card:#1f1f2b;
  --text:#f3f3f6;
  --muted:#b9b9c6;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 18px;
}

*{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;}
body{margin:0;color:var(--text);}

.bg{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  background: radial-gradient(1200px 800px at 20% 10%, rgba(183,110,121,.20), transparent 60%),
              radial-gradient(1000px 700px at 90% 20%, rgba(230,184,194,.12), transparent 55%),
              linear-gradient(180deg, var(--bg1), var(--bg2));
}

.card{
  width:100%;
  max-width:420px;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding:24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

h1{margin:0 0 6px;font-size:26px;letter-spacing:.2px;}
.sub{margin:0 0 18px;color:var(--muted);font-size:14px;}

label{display:block;margin:12px 0 6px;color:var(--muted);font-size:13px;}
input{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.25);
  color: var(--text);
  outline:none;
}
input:focus{border-color: rgba(183,110,121,.7); box-shadow: 0 0 0 3px rgba(183,110,121,.18);}

button{
  width:100%;
  margin-top:16px;
  padding:12px 14px;
  border-radius:14px;
  border:0;
  cursor:pointer;
  color:#111;
  font-weight:700;
  background: linear-gradient(135deg, var(--rose), var(--rose2));
  box-shadow: 0 10px 20px rgba(183,110,121,.18);
}

.link{
  display:block;
  margin-top:14px;
  text-align:center;
  color: rgba(230,184,194,.95);
  text-decoration:none;
  font-size:14px;
}
.link:hover{opacity:.9;text-decoration:underline;}

.alert{
  background: rgba(255,70,70,.12);
  border:1px solid rgba(255,70,70,.25);
  padding:10px 12px;
  border-radius:14px;
  font-size:13px;
  margin:12px 0;
}
.ok{
  background: rgba(70,255,170,.10);
  border:1px solid rgba(70,255,170,.20);
  padding:10px 12px;
  border-radius:14px;
  font-size:13px;
  margin:12px 0;
}