* {

    box-sizing: border-box;

    margin: 0;

    padding: 0;

}



body, html {

    width: 100%;

    height: 100%;

    overflow: hidden;

    font-family: system-ui, -apple-system, sans-serif;

}



#simulationCanvas {

    display: block;

    width: 100vw;

    height: 100vh;

}



.controls {

    position: absolute;

    bottom: 20px;

    left: 50%;

    transform: translateX(-50%);

    display: flex;

    gap: 12px;

    z-index: 10;

}



button {

    padding: 10px 20px;

    font-size: 15px;

    font-weight: 600;

    color: #333;

    background-color: rgba(255, 255, 255, 0.9);

    border: 1px solid rgba(0, 0, 0, 0.1);

    border-radius: 6px;

    cursor: pointer;

    box-shadow: 0 4px 6px rgba(0,0,0,0.1);

    transition: background-color 0.2s, transform 0.1s;

}



    button:hover {

        background-color: #ffffff;

        transform: translateY(-1px);

    }



    button:active {

        transform: translateY(0);

    }

/* Pannello dati termodinamici */

#infoPanel {

    position: absolute;

    top: 20px;

    left: 20px;

    background: rgba(0, 0, 0, 0.55);

    backdrop-filter: blur(4px);

    color: #fff;

    padding: 14px 18px;

    border-radius: 8px;

    font-size: 14px;

    line-height: 1.6;

    border: 1px solid rgba(255, 255, 255, 0.2);

    box-shadow: 0 4px 12px rgba(0,0,0,0.15);

    pointer-events: none;

    z-index: 10;

}



    #infoPanel h3 {

        font-size: 15px;

        margin-bottom: 6px;

        border-bottom: 1px solid rgba(255, 255, 255, 0.3);

        padding-bottom: 4px;

    }