/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Layout generale */
body {
    background: url('VERDE-POSITIVO.jpg') no-repeat center center fixed;
    background-size: cover;
    font-family: Arial, sans-serif;

    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-direction: column;

    padding-top: 40px;
    min-height: 100vh;
}

/* Effetto cuore (pulse morbido) */
@keyframes logoPulse {
    0%   { transform: scale(1); }
    50%  { transform: scale(1.06); }
    100% { transform: scale(1); }
}

.logo {
    width: 40vw;
    max-width: 420px;
    height: auto;

    animation: logoPulse 3s ease-in-out infinite;
}

/* Contenitore foto */
.foto-wrapper {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Foto random con fade */
.foto-random {
    width: 40vw;
    max-width: 420px;
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(0,0,0,0.25);

    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.foto-random.visibile {
    opacity: 1;
}