:root{
  --bg:#0b1220;
  --panel:#0f1b33;
  --ink:#eaf0ff;
  --muted:#9fb2d8;
  --line:rgba(255,255,255,.14);
  --brand:#f0c134;
  --ok:#22c55e;
  --bad:#ef4444;
  --r:18px;
}

*{box-sizing:border-box}
html,body{height:100%}

body.auth{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
  color:var(--ink);

  /* Fundo com imagem + leve “escurecido” por cima */
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(240,193,52,.16), transparent 60%),
    radial-gradient(700px 420px at 100% 0%, rgba(34,197,94,.10), transparent 55%),
    linear-gradient(180deg, rgba(11,18,32,.75), rgba(11,18,32,.88)),
    url("bg-login.png");

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;

  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}

/* card */
.gf-login-card{
  width:min(440px, 100%);
  background:linear-gradient(180deg, rgba(15,27,51,.96), rgba(10,18,32,.96));
  border:1px solid var(--line);
  border-radius:var(--r);
  box-shadow:0 18px 60px rgba(0,0,0,.45);
  padding:22px 22px 18px;
}

/* logo area */
.gf-brand{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:6px 0 16px;
}

.gf-brand-logo{
  width:100%;
  max-width:260px;      /* controla o tamanho da logo */
  height:auto;
  display:block;
  object-fit:contain;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,.35));
}

/* toasts */
.toasts{margin:0 0 14px}
.t{
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  font-size:14px;
  line-height:1.2;
}

/* categorias compatíveis com seu backend atual (bad/warn/ok) */
.t.ok{border-color:rgba(34,197,94,.35); background:rgba(34,197,94,.08)}
.t.bad{border-color:rgba(239,68,68,.35); background:rgba(239,68,68,.08)}
.t.warn{border-color:rgba(240,193,52,.40); background:rgba(240,193,52,.08)}

/* e também compatível se você usar success/error/warning */
.t.success{border-color:rgba(34,197,94,.35); background:rgba(34,197,94,.08)}
.t.error{border-color:rgba(239,68,68,.35); background:rgba(239,68,68,.08)}
.t.warning{border-color:rgba(240,193,52,.40); background:rgba(240,193,52,.08)}

/* form */
.f{display:flex; flex-direction:column; gap:10px}
.f label{
  font-size:13px;
  color:var(--muted);
  margin-top:2px;
}

.f input{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  color:var(--ink);
  outline:none;
  font-size:15px;
}

.f input:focus{
  border-color:rgba(240,193,52,.55);
  box-shadow:0 0 0 4px rgba(240,193,52,.14);
}

.btn{
  margin-top:6px;
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:0;
  cursor:pointer;
  font-weight:700;
  font-size:15px;
  color:#111827;
  background:linear-gradient(180deg, rgba(240,193,52,1), rgba(219,167,18,1));
  box-shadow:0 14px 28px rgba(240,193,52,.18);
  transition:transform .08s ease, filter .15s ease;
}

.btn:hover{filter:brightness(1.03)}
.btn:active{transform:translateY(1px)}

.tip{
  margin-top:6px;
  font-size:12px;
  color:rgba(159,178,216,.92);
  text-align:center;
}

/* link (cancelar) */
.link{
  margin-top:6px;
  display:block;
  text-align:center;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:14px;
  color:var(--ink);
  text-decoration:none;
  background:rgba(255,255,255,.04);
}
.link:hover{filter:brightness(1.03)}

/* cabeçalho do primeiro acesso */
.pa-head{margin:2px 0 10px}
.pa-h1{font-weight:900; font-size:20px; margin:6px 0 2px}
.pa-h2{color:var(--muted); font-size:13px; margin:0}

/* mobile */
@media (max-width:420px){
  .gf-login-card{padding:18px}
  .gf-brand-logo{max-width:220px}
}