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

/*FONDO  */
body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #195DAC, #6ca3e2);
    padding: 20px;
}

/* TARJETA CENTRAL */
.contenedor {
    width: 360px;
    padding: 40px 32px;
    border-radius: 20px;

    background: rgba(255, 255, 255, 0.15); /* efecto vidrio */
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);

    border: 1px solid rgba(255,255,255,0.3);
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    text-align: center;
    color: #ffffff;
}

/* TITULO */
.contenedor h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 30px;
    color: #ffffff;
    text-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

/* BOTONES*/
.contenedor a {
    display: block;
    width: 100%;
    padding: 14px 0;
    margin: 12px 0;

    background: rgba(255,255,255,0.85);
    color: #195DAC;
    border: 2px solid rgba(255,255,255,0.7);
    border-radius: 12px;

    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

/* Hover */
.contenedor a:hover {
    background: #195DAC;
    color: #ffffff;
    border-color: #2F73C2;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(25,93,172,0.35);
}

/* RESPONSIVE*/
@media (max-width: 480px) {
    .contenedor {
        width: 88%;
        padding: 30px;
    }

    .contenedor h1 {
        font-size: 24px;
    }

    .contenedor a {
        font-size: 15px;
        padding: 12px 0;
    }
}