:root{
  --bg:#000; --card:#1b1b1b; --brand:#ffd700; --brand2:#ffe066;
  --text:#fff; --muted:#e6c590;
}

/* Base */
body{
  margin:0;
  background:var(--bg);
  font-family:'Poppins', system-ui, Arial, sans-serif;
  color:var(--text);
}

/* Contenedor de la tarjeta */
.formulario-container{
  max-width:680px;
  margin:32px auto 48px;
  background:var(--card);
  padding:0;                 /* el padding va en .formulario */
  border-radius:16px;
  border:2px solid var(--brand);
  box-shadow:0 10px 30px rgba(0,0,0,.45), 0 0 0 1px rgba(255,215,0,.08) inset;
}

/* T���tulo dentro de la tarjeta */
.formulario-titulo{
  color:var(--brand);
  text-align:center;
  margin:0;
  padding:22px 22px 0;
  font-size:clamp(1.4rem, 2.5vw, 2rem);
  font-weight:800;
  letter-spacing:.3px;
}

/* SOLO este formulario (no toques otros forms del sitio) */
.formulario{
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:22px;
}

/* Etiquetas */
.formulario label{
  font-weight:700;
  color:var(--muted);
  font-size:.98rem;
}

/* Campos */
.formulario input,
.formulario textarea{
  width:100%;
  box-sizing:border-box;
  background:#0d0d0d;
  color:var(--text);
  border:1px solid var(--brand);
  padding:12px 14px;
  border-radius:10px;
  font-size:1rem;
  outline:0;
  transition:border-color .2s, box-shadow .2s;
}
.formulario textarea{
  min-height:140px;
  resize:vertical;
}

/* Focus */
.formulario input:focus,
.formulario textarea:focus{
  border-color:var(--brand2);
  box-shadow:0 0 0 3px rgba(255,215,0,.22);
}

/* Bot���n */
.formulario button{
  align-self:center;
  margin-top:8px;
  padding:12px 28px;
  background:var(--brand);
  color:#111;
  border:0;
  border-radius:999px;
  font-weight:800;
  font-size:1.05rem;
  cursor:pointer;
  transition:filter .2s, transform .05s;
}
.formulario button:hover{ filter:brightness(1.08); }
.formulario button:active{ transform:translateY(1px); }

/* Bot���n flotante volver (lo que ya ten���as) */
.volver-fixed{
  position:fixed; left:50%; bottom:24px; transform:translateX(-50%);
  z-index:9999;
}
.btn-volver{
  display:inline-block; padding:12px 22px; background:transparent; color:#fff;
  font-weight:700; text-decoration:none; border-radius:10px;
  box-shadow:0 6px 16px rgba(0,0,0,.35); transition:.25s;
}
.btn-volver:hover{ background:#e68900; transform:translateY(-2px); }

/* Responsive fino */
@media (max-width:480px){
  .formulario{ padding:16px; gap:12px; }
  .formulario-container{ margin:16px 12px 32px; }
}