body {
    background: linear-gradient(180deg, var(--cb-bg-gradient-top), var(--cb-bg));
    color: var(--cb-text, #f9fafb);
    font-family: 'Nunito', sans-serif;
    text-align: center;
    padding-top: 50px;
    margin: 0;
    padding: 0;
    overscroll-behavior: contain;
    touch-action: none;
}

#unity-container,
#unity-canvas {

    inset: 0; /* shorthand for top/right/bottom/left: 0 */
    width: 100vw;
    height: 100vh; /* fallback */
    /* Prefer dynamic viewport units where supported */
    height: 100dvh;
}

@supports (height: 100svh) {
    #unity-container,
    #unity-canvas {
        height: 100svh; /* small-viewport height handles URL bar transitions */
    }
}

canvas#unity-canvas {
    display: block; /* removes inline-canvas baseline gaps */
    background: transparent !important;
}

/* Respect safe areas on iPhone (keeps your bottom nav tappable) */
#bottom-nav {
    padding-bottom: env(safe-area-inset-bottom, 0);
}
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none }
#unity-logo {
    width: 154px;
    height: 130px;
    background: url('CityBitsLogo1024RoundNunitoBold.png') no-repeat center;
    background-size: contain;
}
#unity-progress-bar-empty { margin-left: auto; margin-right: auto; width: 141px; height: 18px; margin-top: 10px; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; margin-top: 10px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-warning { position: absolute; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }
#overlay-ui {
    position: absolute;
    top: 20px;
    left: 20px;
    background: linear-gradient(180deg, var(--cb-bg-gradient-top), var(--cb-bg));
    color: var(--cb-text, #f9fafb);
    padding: 10px;

    border-radius: 6px;
}


#alert-container {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column-reverse; /* stack from bottom up */
    gap: 12px;
    font-family: sans-serif;
}

.alert-box {
    width: 300px;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    overflow: hidden;
    background: #fff;
    animation: fadeIn 0.3s ease;
}

.alert-header {
    display: flex;
    justify-content: space-between;
    padding: 8px 12px;
    color: #fff;
    font-weight: bold;
}

.alert-civic .alert-header {
    background: #006699;
}

.alert-flash .alert-header {
    background: #ff6600;
}

.alert-content {
    padding: 10px 12px;
}

    .alert-content h4 {
        margin: 4px 0 6px;
        font-size: 16px;
        font-weight: 600;
    }

    .alert-content p {
        margin: 0;
        font-size: 14px;
        color: #444;
    }

.alert-buttons {
    display: flex;
    justify-content: space-around;
    padding: 10px;
    background: #f2f2f2;
}

    .alert-buttons button {
        padding: 6px 10px;
        border: none;
        border-radius: 6px;
        font-size: 13px;
        cursor: pointer;
        background: #e0e0e0;
        transition: background 0.2s;
    }

        .alert-buttons button:hover {
            background: #ccc;
        }



.hidden {
    display: none !important;
}



@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Generic hidden helper (if not present everywhere) */
.hidden {
    display: none !important;
}



/* While overlay open, canvas can't intercept */
body.ui-open #unity-canvas,
body.ui-open canvas#unity-canvas {
    pointer-events: none !important;
    touch-action: none !important;
}


/* Mobile usability extras *
/* Coming soon / disabled look */
.pf-action.is-disabled,
.switch.is-disabled {
    opacity: .5;
    pointer-events: none;
    cursor: not-allowed;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 84px;
    transform: translateX(-50%);
    background: rgba(20,24,33,.95);
    color: #fff;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.12);
    box-shadow: 0 10px 24px rgba(0,0,0,.35);
    font-weight: 700;
}