/* ===========================
   CONFIGURACIÓN GLOBAL
=========================== */
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: url('/static/img/fondo.JPG') no-repeat center center fixed;
    background-size: cover;
    text-align: center;
    position: relative;
    overflow-x: hidden;
}

/* ===========================
   BARRA SUPERIOR
=========================== */
header {
    background: #1B8FCF; /* Azul corporativo */
    padding: 1.8rem 0;
    color: white;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 1px;
    width: 100%;
    box-sizing: border-box;
}

/* ===========================
   CAJA DE BÚSQUEDA
=========================== */
.box {
    background: white;
    width: 90%;
    max-width: 500px;
    margin: 4.5rem auto 1rem auto;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.25);
    box-sizing: border-box;
}

.box input {
    width: 100%;
    padding: 0.9rem;
    border-radius: 6px;
    border: 1px solid #ccc;
    font-size: 1rem;
}

.box button {
    width: 100%;
    margin-top: 1rem;
    padding: 0.9rem;
    background: #1B8FCF; 
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    cursor: pointer;
}

.box button:hover {
    background: #1277b0;
}

/* ===========================
   RESULTADO
=========================== */
#resultado {
    margin-top: 20px;
    font-size: 22px;
    font-weight: 600;
    color: #0A2A43;
    text-align: center;

    background: #ffffffcc;
    padding: 18px;
    border-radius: 12px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;

    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    backdrop-filter: blur(3px);
}

/* ===========================
   BARRA GRIS FULL-WIDTH
=========================== */

.frase-bar {
    width: 100%;
    background: rgba(0,0,0,0.55);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 25px 0;

    /* EL SECRETO: dejar espacio natural abajo */
    margin-top: 40px;
    margin-bottom: 80px; /* espacio para no chocar con los botones */
}



/* ===========================
   PNG AJUSTADO
=========================== */
.frase {
    width: 480px;       /* mismo ancho que la caja */
    max-width: 90%;
    margin: 0 auto;
    display: block;
}

/* ===========================
   BOTÓN VOLVER
=========================== */
.volver {
    position: absolute;
    left: 20px;
    bottom: 40px;
    width: 200px;
}

/* ===========================
   LOGO RENCA-T
=========================== */
.rencat {
    position: absolute;
    right: 20px;
    bottom: 25px;
    width: 115px;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 600px) {

    header {
        font-size: 1.6rem;
        padding: 1.5rem 0;
    }

    .box {
        margin-top: 3rem;
        padding: 1.5rem;
    }

    .frase-bar {
        margin-top: 30px;
        margin-bottom: 100px;
    }

    .frase {
        width: 90%;
    }

    .volver {
        width: 150px;
        bottom: 25px;
        left: 15px;
    }

    .rencat {
        width: 95px;
        bottom: 15px;
        right: 15px;
    }

}

/* Footer eliminado */
footer {
    display: none !important;
}