html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}
body {
    font-family: var(--font-face-regular);
    background: var(--colour-background);
    font-size: var(--font-size-r);
}

.app-content {
    padding-top: var(--size-app-bar);
    overflow-y: scroll;
    height: calc(100vh - var(--size-app-bar));
    box-sizing: border-box;
}

.app-tab { padding-top: var(--size-app-bar); }


.spinner {
    border: 4px solid transparent;
    border-radius: 50%;
    border-top: 4px solid var(--colour-primary);
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }

    100% { transform: rotate(360deg); }
}

.image-landscape {
    display: block;
    margin: 50px auto;
    width: 150px
}

.button-primary {
    display: block;
    width: 100%;
    padding: 10px;
    margin-top: 16px;
    background-color: var(--colour-primary);
    color: var(--colour-on-primary);
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.button-primary:hover { background-color: var(--colour-primary-variant); }

.button-primary:active {
    opacity: 0.75;
    transform: scale(0.97);
}

.button-primary:disabled {
    background-color: var(--colour-disabled);
    color: var(--colour-on-disabled);
    cursor: not-allowed;
    opacity: 0.6;
}

.input-primary {
    width: 100%;
    box-sizing: border-box;
    height: 35px;
    border: 1px solid var(--colour-surface);
    color: var(--colour-on-surface);
    font-size: var(--font-size-r);
    border-radius: 7px;
    padding: 0 12px;
    transition: border-color 0.2s ease, color 0.2s ease;
}

    .input-primary::placeholder {
        color: var(--colour-surface);
    }

.input-primary:focus {
    border-color: var(--colour-primary);
    color: var(--colour-primary);
    outline: none;
}

.dialogue-container {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.dialogue-inner {
    margin: 20vh auto;
    width: 50%;
    min-height: 25%;
    height: fit-content;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    background: var(--colour-background);
    border-radius: 5px;
    word-break: break-all;
    border: 2px solid var(--colour-primary);
    padding: 20px;
}

/* apply to anything that needs to be centered inside of its container*/

.centered-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh; /* 100% of viewport height */
}

/* VVV experimental VVV */

.onsight-primary { background-color: var(--colour-primary) }

.onsight-secondary { background-color: var(--colour-secondary) }

.centered-image {
    display: block;
    margin: 50px auto;
}

.text-regular {
    font-family: var(--font-face-regular);
}

.text-bold {
    font-family: var(--font-face-regular);
    font-weight: 650;
}

.text-italic {
    font-family: var(--font-face-regular);
    font-style: italic
}
 
/* Remove tap highlight and eliminate 300ms tap delay on touch devices */
* {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    touch-action: manipulation;
}


.size-small {
    --font-size-xs: 10px;
    --font-size-s: 12px;
    --font-size-r: 14px;
    --font-size-l: 16px;
    --font-size-xl: 18px;

    --icon-size-xs: 12px;
    --icon-size-s: 14px;
    --icon-size-r: 16px;
    --icon-size-l: 18px;
    --icon-size-xl: 20px;
}
.size-regular {
    --font-size-xs: 12px;
    --font-size-s: 14px;
    --font-size-r: 16px;
    --font-size-l: 18px;
    --font-size-xl: 20px;

    --icon-size-xs: 14px;
    --icon-size-s: 16px;
    --icon-size-r: 18px;
    --icon-size-l: 20px;
    --icon-size-xl: 22px;
}

.size-large {
    --font-size-xs: 14px;
    --font-size-s: 16px;
    --font-size-r: 18px;
    --font-size-l: 20px;
    --font-size-xl: 22px;
    --cart-count-position-offset: -6px 5px auto auto;

    --icon-size-xs: 16px;
    --icon-size-s: 18px;
    --icon-size-r: 20px;
    --icon-size-l: 22px;
    --icon-size-xl: 24px;
}

.size-xlarge {
    --font-size-xs: 16px;
    --font-size-s: 18px;
    --font-size-r: 20px;
    --font-size-l: 22px;
    --font-size-xl: 24px;
    --cart-count-position-offset: -7px 5px auto auto;

    --icon-size-xs: 18px;
    --icon-size-s: 20px;
    --icon-size-r: 22px;
    --icon-size-l: 24px;
    --icon-size-xl: 26px;
}

.separator {
    height: 1px;
    width: 100%;
    background-color: var(--colour-background);
}

.icon {
    width: var(--icon-size-r);
    height: var(--icon-size-r);
}

.button-container{
    margin:20px;
}

.card {
    width: 100%;
    border-radius: var( --size-corner-radius);
    overflow: hidden;
    margin: 10px auto;
    background-color: var(--colour-foreground);
}
.card-header {
    background-color: var(--colour-primary-variant);
    color: var(--colour-on-primary);
    font-size: var(--font-size-r);
    padding: 1px 12px 1px 1px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
}
.card-header h4 {
    margin: 12px;  
    font-size: inherit; 
} 
.card-body {
    padding: 10px;
    font-size: var(--font-size-s);
    color: var(--colour-secondary-variant);
}
.card-list-item {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--colour-disabled);
    padding: 5px 2px 5px 5px;
}