body {
    background: #fdf6f0;
    font-family: sans-serif;
    margin: 0;
    padding: 40px 20px;
    display: flex;
    justify-content: center;
    align-items: start;
    min-height: 100vh;
    text-align: center;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.deck {
    width: 250px;
    height: 350px;
    position: relative;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 30px;
}

.static-deck {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

/* Cartas animadas en 2 columnas */
.card-stack {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 30px auto;
}

.column {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-stack img {
    width: 150px;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    opacity: 1;
    display: block;
}

/* Animación de movimiento continuo */
.slide-up {
    opacity: 1;
    animation: continuousTopToBottom 2s ease-in-out infinite;
}

.slide-down {
    opacity: 1;
    animation: continuousBottomToTop 2s ease-in-out infinite;
}

/* Columna izquierda: movimiento continuo de arriba hacia abajo */
@keyframes continuousTopToBottom {
    0% {
        transform: translateY(-50px);
    }
    50% {
        transform: translateY(50px);
    }
    100% {
        transform: translateY(-50px);
    }
}

/* Columna derecha: movimiento continuo de abajo hacia arriba */
@keyframes continuousBottomToTop {
    0% {
        transform: translateY(50px);
    }
    50% {
        transform: translateY(-50px);
    }
    100% {
        transform: translateY(50px);
    }
}

/* Resultado final */
.result {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
}

.card-final {
    width: 400px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.25);
    transition: transform 0.6s;
}

/* Frase */
.phrase {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: #5c3d2e;
    font-weight: 600;
    max-width: 600px;
}

/* Utilidad */
.hidden {
    display: none;
}