*{
  box-sizing:border-box;
  margin:0;
  padding:0;
  font-family:'Segoe UI', Tahoma, sans-serif;
}

/* FONDO */
body{
  background: linear-gradient(135deg, #2A2A29, #E31E24);
  display:flex;
  justify-content:center;
  align-items:center;
  height:100vh;
}

/* CONTENEDOR */
.container{
  width:100%;
  max-width:400px;
  padding:20px;
}

/* TARJETA */
.card{
  background:#fff;
  border-radius:15px;
  padding:25px;
  box-shadow:0 10px 25px rgba(0,0,0,0.2);
  border-top:5px solid #D7B56D;
}

/* TITULO */
h1{
  text-align:center;
  margin-bottom:20px;
  color:#2A2A29;
}

/* INPUTS */
input{
  width:100%;
  padding:12px;
  margin:10px 0;
  border-radius:10px;
  border:1px solid #bbb;
  background:#f5f5f5;
}

input:focus{
  outline:none;
  border-color:#888;
  box-shadow:0 0 0 2px rgba(0,0,0,0.1);
}

/* BOTÓN */
button{
  width:100%;
  padding:12px;
  border:none;
  border-radius:10px;
  background:#E31E24;
  color:#fff;
  font-weight:bold;
  cursor:pointer;
  transition:0.3s;
}

button:hover{
  background:#c51a1f;
  transform:translateY(-2px);
}

/* LOGO */
.logo{
  text-align:center;
  margin-bottom:15px;
}

.logo img{
  max-width:120px;
}

/* RESPONSIVE */
@media(max-width:500px){
  body{
    padding:10px;
  }
}