body {
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    /* Sustituye la URL por tu imagen de fondo */
    background: url('https://images.unsplash.com/photo-1514362545857-3bc16c4c7d1b?q=80&w=2070') no-repeat center center fixed;
    background-size: cover;
    font-family: 'Segoe UI', sans-serif;
    color: #e0d8c3; /* Tono crema elegante */
}

.glass-card {
    background: rgba(255, 255, 255, 0.1); /* Muy transparente */
    backdrop-filter: blur(20px);           /* El desenfoque es lo que crea el efecto cristal */
    -webkit-backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 40px;
    padding: 60px;
    width: 400px;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    color: #f5e1a4; /* Dorado suave */
}

input {
    width: 100%;
    padding: 18px;
    margin: 15px 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px; /* Bordes redondeados estilo "píldora" */
    color: white;
    font-size: 1rem;
    box-sizing: border-box;
}

button {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #e6d29d, #bf953f);
    border: none;
    border-radius: 50px;
    color: #2b2b2b;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    margin-top: 10px;
}

a {
    display: block;
    margin-top: 25px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: underline;
    font-size: 0.9rem;
}