@import "./globals.scss";

html.force-safe-area-margins {
    --ion-safe-area-left: 40px;
    --ion-safe-area-right: 40px;
    --ion-safe-area-top: 40px;
    --ion-safe-area-bottom: 40px;
}

// @todo MOBILE-3790 non-standard property, doesn't work everywhere.
html {
    zoom: var(--zoom-level);
}

body {
    -webkit-text-size-adjust: var(--zoom-level);
}

// Common styles.
.text-left           { text-align: left; }
.text-right          { text-align: right; }
.text-center         { text-align: center; }
.text-justify        { text-align: justify; }
.clearfix {
    &:after {
        content: "";
        display: table;
        clear: both;
    }
}

.core-bold {
    font-weight: bold;
}

.img-responsive {
    display: block;
    max-width: 100%;
    &[height] {
        height: auto;
    }
}

.opacity-hide { opacity: 0; }
.core-big   { font-size: 115%; }
.invisible { visibility: hidden; }

.button-no-uppercase {
    text-transform: none;
}

.flex { display: flex; }
.inline-block { display: inline-block; }
.block { display: block; }

.flex-row {
    display: flex;
    flex-direction: row;
}

.margin-bottom-sm { margin-bottom: 8px; }
.margin-bottom-md { margin-bottom: 12px; }

.font-bold { font-weight: bold; }
.font-italic { font-style: italic; }
.font-lg { font-size: 1.7rem; }
.font-sm { font-size: 1.2rem; }

// Headings.
// Some styles taken from ion-label
.md ion-label .item-heading,
.ios ion-label .item-heading {
    text-overflow: inherit;
    overflow: inherit;
    --color: initial;
    color: var(--color);
    line-height: 20px;

    &.item-heading-secondary {
        --color: var(--subdued-text-color);
    }
}

.ios ion-label > p,
.md ion-label > p {
    --color: var(--subdued-text-color);
    color: var(--color);
}

.md ion-label .item-heading {
    @include margin(2px, 0);

    font-size: 16px;
    font-weight: normal;

    &.item-heading-secondary {
        @include margin(2px, 0);

        font-size: var(--text-size);
        font-weight: normal;

        line-height: normal;
    }
}

.ios ion-label .item-heading {
    @include margin(0, 0, 2px);

    font-size: 17px;
    font-weight: normal;

    &.item-heading-secondary {
        @include margin(0, 0, 3px);

        font-size: var(--text-size);
        font-weight: normal;

        line-height: normal;
    }
}

// Correctly inherit ion-text-wrap onto labels.
.item ion-label core-format-text > *,
.fake-ion-item core-format-text > * {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item.ion-text-wrap > ion-label core-format-text > *,
.fake-ion-item.ion-text-wrap core-format-text > * {
    white-space: normal;
    overflow: inherit;
}

.item.ion-text-wrap > ion-label {
    white-space: normal !important;
}

@each $color-name, $unused in $colors {
    .text-#{$color-name},
    p.text-#{$color-name} {
        color: var(--ion-color-#{$color-name}) !important;
    }
}

// Ionic toolbar on header.
ion-toolbar {
    --min-height: var(--core-header-toolbar-height);
}

// Header.
ion-header {
    z-index: 12; // To hide ion-slides on scroll.

    ion-toolbar {
        ion-spinner {
            margin: 10px;
        }

        ion-back-button,
        .in-toolbar.button-clear,
        .in-toolbar.button-solid,
        .button.button-clear,
        .button.button-solid {
            --color: var(--core-header-buttons-color);
            --background: var(--core-header-buttons-background);
            --ion-toolbar-color: var(--core-header-buttons-color);
            --border-radius: var(--huge-radius);
            --primary: var(--core-header-buttons-color);
        }
        ion-back-button::part(text) {
            display: none;
        }

        .button.button-clear.button-has-icon-only,
        .button.button-solid.button-has-icon-only {
            width: var(--a11y-min-target-size);
            height: var(--a11y-min-target-size);
            ion-icon {
                font-size: 24px;
            }
        }

        .core-navbar-button-hidden {
            display: none !important;
        }
    }

    ion-title {
        @include padding(0, 16px);

        h1, h2, .subheading {
            text-overflow: ellipsis;
            white-space: nowrap;
            overflow: hidden;
            margin: 0;
        }

        .filter_mathjaxloader_equation div {
            display: inline !important;
        }

        h1 {
            .core-header-logo {
                max-height: var(--core-mainpage-headerlogo-maxheight);
                display: var( --core-mainpage-headerlogo-display);
            }

            .core-header-sitename {
                display: var(--core-mainpage-sitename-display);
            }
        }

        h1, h2, .subheading {
            font-size: 20px;
            font-weight: 500;
            letter-spacing: .0125em;
            text-align: start;
            padding: 0;
        }

        h1 + h2,
        h1 + .subheading {
            font-size: var(--text-size);
            font-weight: 400;
        }

        &.ios {
            position: static;
            width: auto;
            height: auto;
            left: auto;
            right: auto;
            top: auto;
            text-align: start;

            h1, h2, .subheading {
                font-size: 17px;
                font-weight: 600;
            }

            h1 + h2,
            h1 + .subheading {
                font-size: var(--text-size);
                font-weight: 400;
            }
        }
    }
}

ion-tabs.hide-header ion-header {
    display: none;
}

ion-footer {
    background-color: var(--contrast-background);
}

// Ionic icon.
ion-icon {
    position: relative;

    &.icon-slash::after,
    &.icon-backslash::after {
        content: " ";
        position: absolute;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        background-color: var(--danger);
        -webkit-mask: url("/assets/fonts/font-awesome/solid/slash.svg") no-repeat 50% 50%;
        mask: url("/assets/fonts/font-awesome/solid/slash.svg") no-repeat 50% 50%;
    }

    &.icon-slash::after {
        -webkit-transform: scale(-1, 1);
        transform: scale(-1, 1);
    }

    &.fa-fw {
        text-align: center;
        width: 1.25em;
    }
}

// Buttons.
ion-button,
ion-fab-button,
button,
[role="button"] {
    min-height: var(--a11y-min-target-size);
    min-width: var(--a11y-min-target-size);
}

ion-fab-button {
    --box-shadow: 0 3px 5px -1px rgba(0, 0, 0, .2), 0 6px 10px 0 rgba(0, 0, 0, .14), 0 1px 18px 0 rgba(0, 0, 0, .12);
}

ion-button {
    margin: 4px 8px;

    ion-spinner[slot=start],
    img[slot=start] {
        @include margin-horizontal(-0.3em, 0.3em);
    }

    ion-spinner[slot=end],
    img[slot=end] {
        @include margin-horizontal(-0.3em, 0.3em);
    }

    ion-spinner[slot] {
        width: 20px;
        color: inherit;
    }
}

ion-button.button-outline {
    --border-width: var(--core-input-border-width);
    --border-color: var(--core-input-stroke);
    --background: var(--core-input-background);
    --color: var(--core-input-text);
    --ion-color-primary: var(--core-input-text);
    &.ios {
        --color-activated: var(--contrast-background);
    }
}

ion-button.button-solid {
    --box-shadow: none;
}

ion-button core-format-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
    line-height: 1.2;
}

ion-button > * {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

ion-button.ion-text-wrap {
    white-space: normal;
    core-format-text {
        white-space: normal;
        display: contents;
    }

    & > * {
        white-space: normal;
    }
}

ion-button ion-spinner {
    --color: inherit !important;
}

ion-button.button-has-icon-only {
    margin: 2px;
}

ion-button:not(.button-has-icon-only):not(.button-small) > ion-icon {
    min-width: 20px;
}

ion-button.button.button-clear.button-has-icon-only {
    --border-radius: var(--huge-radius);
}

ion-button.button.button-clear {
    --color: var(--core-input-text);
    --ion-color-primary: var(--core-input-text);
}

ion-button.button.button-solid,
ion-button.button.button-outline {
    --border-radius: var(--core-input-radius);
}

[role="button"],
.clickable {
    cursor: pointer;


    [disabled],
    [aria-disabled="true"] {
        cursor: default;
        opacity: .4;
        pointer-events: none;
    }
}

button[disabled] {
    cursor: default;
    opacity: .4;
    pointer-events: none;
}

ion-button.core-button-as-link {
    text-transform: none;
    text-decoration: underline;
    font-size: inherit;
    font-weight: normal;
    letter-spacing: normal;
    white-space: break-spaces;
}

button.as-link {
    display: inline;
    min-height: auto;
    min-width: auto;
    color: var(--core-link-color);
    background: none;
    border: 0;
    line-height: inherit;
    margin: 0;
    padding: 0;
    text-align: start;
    font-size: inherit;
}


// Ionic alert.
ion-alert.core-alert-network-error .alert-head,
div.core-iframe-network-error {
    position: relative;
    content: " ";
    background: url("/assets/fonts/font-awesome/solid/wifi.svg") no-repeat 50% 50%;
    margin: 25px auto;

    h2 {
        @include sr-only();
    }

    &::after {
        content: " ";
        position: absolute;
        top: -20%;
        right: -15%;
        width: 50%;
        height: 50%;
        background-color: var(--danger);
        -webkit-mask: url("/assets/fonts/font-awesome/solid/triangle-exclamation.svg") no-repeat 50% 50%;
        mask: url("/assets/fonts/font-awesome/solid/triangle-exclamation.svg") no-repeat 50% 50%;
    }
}

[dir=rtl] ion-alert.core-alert-network-error .alert-head::after,
[dir=rtl] div.core-iframe-network-error::after {
    right: unset;
    left: -15%;
}

ion-alert.core-nohead {
    .alert-head {
        padding-bottom: 0;
    }
}

@keyframes scaleFrom0 {
    from {
        /* More performant than animating `width` */
        transform: scaleX(0);
    }
}

ion-alert .alert-button.timed-button{
    position: relative;

    &::before {
        content: '';
        position: absolute;
        width: 100%;
        left: 0;
        right: 0;
        bottom: 0;
        top: 0;
        background-color: var(--primary-tint);
        animation: scaleFrom0 10s forwards linear;
        transform-origin: left;
        @include rtl() {
            transform-origin: right;
        }
        z-index: -1;
    }
}

ion-alert {
    --border-radius: var(--huge-radius);

    &.md, &.ios {
        --max-width: 80%;

        @include media-breakpoint-up(md) {
            --max-width: 384px;
        }
    }

    .alert-wrapper {
        overflow: auto;
        border-radius: var(--border-radius) !important;

        button.alert-button.alert-button-role-destructive {
            color: var(--danger);
        }

    }

    .alert-message {
        user-select: text;
        flex-shrink: 0;
    }
}

ion-loading {
    --border-radius: var(--huge-radius);

    .loading-wrapper {
        border-radius: var(--border-radius) !important;
    }
}

// Toasts.
ion-toast {
    @include media-breakpoint-down(sm) {
        &::part(container) {
            flex-direction: column;
        }
    }
}

@each $color-name, $unused in $colors {
    ion-toast.core-#{$color-name}-toast {
        --background: var(--ion-color-#{$color-name}-tint);
        --color: var(--ion-color-#{$color-name}-shade);
        --button-color: var(--ion-color-#{$color-name}-shade);
    }
}

// Ionic list.
ion-list {
    padding: 0 !important;
}

// Safe areas
.safe-area-padding,
.safe-area-padding-horizontal {
    @include padding-horizontal(var(--ion-safe-area-left), var(--ion-safe-area-right));
}

.safe-area-margin,
.safe-margin-horizontal {
    @include margin-horizontal(var(--ion-safe-area-left), var(--ion-safe-area-right));
}

.ion-padding.safe-area-padding-horizontal {
    @include safe-area-padding-horizontal(16px, 16px);
}

.ion-margin.safe-margin-horizontal {
    @include safe-area-margin-horizontal(16px, 16px);
}

ion-tabs.placement-side .tabs-inner {
    --ion-safe-area-left: 0px;
}

ion-tabs.placement-bottom .tabs-inner {
    --ion-safe-area-bottom: 0px;
}


core-split-view.menu-and-content {
    .menu {
        --ion-safe-area-right: 0px;
    }

    .content-outlet {
        --ion-safe-area-left: 0px;
    }
}

// Iframe fullscreen manage.
// Using router outlet to avoid changing styles on modals.
body.core-iframe-fullscreen ion-router-outlet {

    .core-course-header,
    ion-tab-bar {
        display: none !important;
    }

    ion-tab-bar.mainmenu-tabs {
        display: none;

        // Restore original safe area.
        .tabs-inner {
            @supports (padding-left: constant(safe-area-inset-left)) {
                --ion-safe-area-left: constant(safe-area-inset-left);
            }

            @supports (padding-left: env(safe-area-inset-left)) {
                --ion-safe-area-left: env(safe-area-inset-left);
            }
        }
    }

    .ion-page ion-header {
        --core-header-toolbar-height: 48px;
        --core-header-toolbar-color: white;
        --core-header-toolbar-background: black;
        --core-header-buttons-background: var(--core-header-toolbar-background);
        --core-header-buttons-color: var(--core-header-toolbar-color);
        --core-header-toolbar-border-width: 0px;

        ion-toolbar {
            h1, ion-back-button {
                display: none;
            }
        }
    }

    @media screen and (orientation: landscape) {
        // Place ion-header on the side and hide text
        .ion-page {
            flex-direction: row-reverse;
            ion-header {
                width: calc(var(--core-header-toolbar-height) + var(--ion-safe-area-right));
                @include safe-area-padding-horizontal(null, 0px);
                background: var(--core-header-toolbar-background);

                ion-toolbar {
                    padding: 0;
                    height: 100%;
                    --padding-start: 0px;
                    --padding-end: 0px;
                }

                ion-buttons {
                    flex-direction: column-reverse;
                }
            }
        }

        core-tabs-outlet {
            width: 100%;
        }
    }
}

// Modals.
.core-modal-fullscreen .modal-wrapper {
    position: absolute;
    @include position(0 !important, null, null, 0 !important);
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.core-modal-transparent {

    ion-backdrop {
        backdrop-filter: blur(8px);
    }

    .modal-wrapper {
        backdrop-filter: blur(12px);
        --background: rgba(10, 10, 10, 0.2);

        ion-content {
            --background: transparent !important;
        }
        position: absolute;
        @include position(0 !important, null, null, 0 !important);
        display: block;
        width: 100% !important;
        height: 100% !important;
    }
}

.core-modal-force-on-top {
    z-index: 100000 !important;
}

.core-modal-lateral {
    --ion-safe-area-left: 0px;
    --ion-safe-area-right: 0px;

    .modal-wrapper {
        @include margin-horizontal(var(--modal-lateral-margin), null);

        position: absolute;
        @include position(0 !important, 0 !important, 0 !important, unset !important);
        display: block;
        height: 100% !important;
        width: calc(100% - var(--modal-lateral-margin));
        max-width: calc(var(--modal-lateral-max-width));
        box-shadow: 0 28px 48px rgba(0, 0, 0, 0.4);
    }

    ion-backdrop {
        visibility: visible;
    }

    .modal-shadow {
        display: none;
    }
}

.core-modal-transparent-no-filter {
    @extend .core-modal-transparent;
    ion-backdrop {
        backdrop-filter: none;
    }
    .modal-wrapper {
        backdrop-filter: none;
    }
}

@each $breakpoint, $width in $screen-breakpoints {
    .core-modal-lateral-#{$breakpoint} {
        --modal-lateral-max-width: #{$width};
    }
}

// Hidden submit button.
.core-submit-hidden-enter {
    position: absolute;
    visibility: hidden;
    left: -1000px;
}

// Note on foot of ion-input.
.item .core-input-footnote {
    width: 100%;
    font-style: italic;
    margin-top: 0;
    margin-bottom: 10px;
    font-size: var(--text-size);
}

// Item styles
[aria-current="page"],
.item.item-current {
    @include safe-area-border-start(var(--selected-item-border-width), solid,  var(--selected-item-color));
    > * {
        --ion-safe-area-left: 0px;
    }

    &::part(native) {
        --ion-safe-area-left: 0px;
    }
}

.item.item-file {
    ion-thumbnail {
        --size: 24px;
        width: var(--size);
        height: var(--size);
    }

    p.item-heading {
        font-size: var(--text-size);
    }

    p {
        font-size: 12px;
    }

    ion-label {
        margin-top: 8px;
        margin-bottom: 8px;
    }

    ion-button {
        --a11y-min-target-size: 40px;
    }

    &.item-directory ion-icon {
        @include margin-horizontal(0px, 16px);
    }

    [slot=end] {
        @include margin-horizontal(16px, null);
    }
}

.item-dimmed {
    opacity: 0.7;
    --background: var(--light);
}

// Extra text colors.
.text-gray {
    color: var(--gray-500);
}

// Card styles
@each $color-name, $unused in $colors {

    // Message cards.
    ion-card.core-#{$color-name}-card {
        --color-tint: var(--ion-color-#{$color-name}-tint);
        --color-shade: var(--ion-color-#{$color-name}-shade);
        --border-width: 0;

        --border-color: var(--color-tint);
        --background: var(--color-tint);
        --color: var(--color-shade);

        ion-item {
            --background: var(--color-tint);
            --color: var(--color-shade);
            --inner-border-width: 0px;
            --border-width: 0px;
            font-size: var(--text-size);

            ion-label, ion-label > p {
                --color: var(--color-shade);
            }
        }

        ion-label {
            white-space: normal !important;
        }
        ion-item > ion-icon[slot] {
            color: var(--color-shade);
            @include margin-horizontal(null, 16px);
        }
    }

    .item.core-#{$color-name}-item {
        --color-base: var(--ion-color-#{$color-name});
        --color-shade: var(--ion-color-#{$color-name}-shade);

        --border-width: 0 0 3px 0;
        --border-color: var(--color-base);
        --inner-border-width: 0px;
        > ion-icon[slot] {
            color: var(--color-base);
        }
    }

    .core-iframe-fullscreen ion-card.core-#{$color-name}-card,
    .core-iframe-fullscreen .item.core-#{$color-name}-item {
        opacity: 0 !important;
        height: 0 !important;
    }

    ion-icon.ion-color-#{$color-name} {
        --ion-color-base: var(--ion-color-#{$color-name});
        color: var(--ion-color-base);
    }
}

// Avatar
// -------------------------
// Large centered avatar
img.large-avatar,
.large-avatar img {
    display: block;
    margin: 8px auto;
    width: var(--core-large-avatar-size);
    height: var(--core-large-avatar-size);
    max-width: var(--core-large-avatar-size);
    max-height: var(--core-large-avatar-size);
    margin-bottom: 10px;
    border-radius : 50%;
    padding: 4px;
    border: 1px solid var(--stroke);
    background-color: transparent;
}

ion-avatar.large-avatar {
    width: var(--core-large-avatar-size);
    height: var(--core-large-avatar-size);
}

ion-avatar ion-img, ion-avatar img {
    text-indent: -99999px;
    background-color: var(--gray-200);
}

// Wait to load before showing the image.
img[core-external-content]:not([src]) {
    visibility: hidden;
}

ion-card {
    box-shadow: var(--box-shadow);
    margin: var(--ion-card-vertical-margin) var(--ion-card-horizontal-margin);
    border-width: var(--border-width);
    border-style: var(--border-style);
    border-color: var(--border-color);
    border-radius: var(--border-radius);

    &::part(native) {
        --border-width: 0;
    }

    ion-item:only-child {
        --inner-border-width: 0px;
    }

    ion-card-title {
        font-size: 20px;
    }
}

.core-course-module-handler:not(.addon-mod-label-handler) .item-heading .filter_mathjaxloader_equation div {
    display: inline !important;
}

ion-list.core-course-module-list-wrapper,
.list-item-limited-width,
.core-course-module-list-wrapper,
ion-content.limited-width > :not([slot]) {
    max-width: var(--list-item-max-width);
    margin-left: auto !important;
    margin-right: auto !important;
}

ion-content.limited-width > :not([slot]) {
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

ion-toolbar h1 img.core-bar-button-image,
ion-toolbar h1 .core-bar-button-image img {
    padding: 4px;
    width: var(--core-header-toolbar-button-image-size);
    height: var(--core-header-toolbar-button-image-size);
    max-width: var(--core-header-toolbar-button-image-size);
    max-height: var(--core-header-toolbar-button-image-size);
    border-radius: 50%;
    display: block;
}

// Action sheet.
ion-action-sheet.md {
    .action-sheet-title {
        @include padding(4px, null, 4px, 16px);
        font-size: 12px;
        min-height: auto;
        color: var(--medium);
        line-height: 2em;
        font-weight: normal;
    }

    .action-sheet-group:first-child {
        border-radius: var(--big-radius) var(--big-radius) 0 0;
    }

    .action-sheet-group-cancel {
        box-shadow: var(--drop-shadow-top, none);
    }
}

// Radio.
ion-radio,
input[type=radio],
.select-alert.ios .alert-radio-icon {
    --color: var(--text-color);
    --color-checked: var(--color);
    --border-radius: 50%;
    --border-width: 2px;
    --outer-border-width: 2px;
    --border-style: solid;
    --inner-border-radius: 50%;
    --size: 20px;
}

.ios ion-radio,
.ios input[type=radio],
.select-alert.ios .alert-radio-icon {
    --border-width: 1px;
    --outer-border-width: 1px;
}

.ios ion-radio {
    width: var(--size);
    height: var(--size);

    &::part(container) {
        margin: 0px;
        border-radius: var(--border-radius);
        border-width: var(--outer-border-width);
        border-style: var(--border-style);
        border-color: var(--color);
    }

    &::part(mark) {
        border-radius: var(--inner-border-radius);
        width: calc(50% + var(--outer-border-width));
        height: calc(50% + var(--outer-border-width));
        transform: scale3d(0, 0, 0);
        transition: transform 280ms cubic-bezier(.4, 0, .2, 1);
        background: var(--contrast-background);
        border: 0 !important;
    }

    &.radio-checked {
        &::part(container) {
            border-color: var(--color);
            background: var(--color);
        }

        &::part(mark) {
            transform: scale3d(1, 1, 1);
        }
    }
}

.select-alert.ios {
    .alert-radio-icon {
        height: var(--size);
        width: var(--size);
        min-width: var(--size);
        border-radius: var(--border-radius);
        border-width: var(--outer-border-width);
        border-style: var(--border-style);
        border-color: var(--color);
        @include margin(10px, 8px, 10px, 8px);
        display: flex;
        align-items: center;
        justify-content: center;

        .alert-radio-inner {
            top: auto;
            left: auto;
            position: static;
            border-radius: var(--inner-border-radius);
            width: calc(50% + var(--outer-border-width));
            height: calc(50% + var(--outer-border-width));
            transform: scale3d(0, 0, 0);
            transition: transform 280ms cubic-bezier(.4, 0, .2, 1);
            background: var(--contrast-background);
            border: 0 !important;
        }
    }

    button[aria-checked=true] .alert-radio-icon {
        border-color: var(--color-checked);
        background: var(--color-checked);

        .alert-radio-inner {
            transform: scale3d(1, 1, 1);
        }
    }
}

// Checkbox.
ion-checkbox,
input[type=checkbox] {
    --border-radius: 2px;
    --border-color-checked: var(--text-color);
    --background-checked: var(--text-color);
    --checkmark-color: var(--contrast-background);
    --border-width: 2px;
    --outer-border-width: 2px;
    --border-style: solid;
    --size: 20px;
}

.ios input[type=checkbox] {
    --outer-border-width: 1px;
}

.select-alert.ios .alert-checkbox-icon {
    border-radius: 2px;
}

// Select.
ion-select::part(text) {
    white-space: normal;
}

ion-select::part(icon) {
    opacity: 1;
}

ion-select-popover {
    ion-item.core-select-option-border-bottom {
        border-bottom: 1px solid var(--stroke);
    }

    ion-item.core-select-option-title {
        cursor: pointer;
        ion-radio {
            display: none;
        }
    }
}

ion-badge {
    line-height: 1.1;
    padding: 2px 8px;
    border-radius: var(--big-radius);
}

ion-chip,
ion-button.chip {
    line-height: 1.1;
    font-size: 12px;
    min-height: 24px;
    text-transform: none;
    margin: 4px;
    font-weight: normal;

    ion-icon {
        font-size: 16px;
        min-width: 16px;
        @include margin(0, 8px, 0, 0);
    }

    ion-label {
        white-space: normal !important;
    }
}

ion-button.chip {
    ion-icon[slot=start] {
        @include margin(0, 8px, 0, 0);
    }

    ion-icon[slot=end] {
        @include margin(0, 0, 0, 8px);
    }
}

ion-chip {
    padding: 4px 8px;
    height: auto;

    // Chips are not currently clickable, only if specified explicitly.
    &.ion-activatable:not(.clickable) {
        cursor: auto;
        pointer-events: none;
    }
    &.clickable {
        cursor: pointer;
        pointer-events: auto;
    }

    &.fab-chip {
        padding: 8px 12px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, .4);
    }

    &.ion-color {
        background: var(--ion-color-tint);
        &.chip-outline {
            background-color: transparent;
            border-color: var(--ion-color-base);
            color: var(--ion-color-base);
        }
        &.fab-chip {
            background: var(--ion-color);
            color: var(--ion-color-contrast);
        }

        &.ion-color-light,
        &.ion-color-medium,
        &.ion-color-dark,
        &.ion-color-secondary {
            color: var(--gray-900);
            &.chip-outline {
                color: var(--text-color);
            }
        }
    }

    &:not(.ion-color) ion-icon {
        color: var(--text-color);
    }
}

ion-searchbar {
    height: var(--height) !important;

    .searchbar-input-container {
        color: var(--color) !important;
        height: var(--height) !important;
    }

    .searchbar-input {
        height: var(--height) !important;
        border: 1px solid var(--border-color) !important;
        box-shadow: none !important;
        border-radius: var(--border-radius) !important;
        background: var(--background) !important;
        @include padding-horizontal(var(--height) !important);
    }

    .searchbar-search-icon {
        @include position(null, null, null, calc(var(--height) / 4) !important);
    }

    button {
        @include position(null, 0 !important, null, null);
    }
}

// File uploader.
.action-sheet-button input.core-fileuploader-file-handler-input {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    min-width: 100%;
    opacity: 0;
    z-index: 100;
    cursor: pointer;
}

.core-anchor, core-format-text a {
    color: var(--core-link-color);
    cursor: pointer;
    text-decoration: underline;
}

core-block ion-item-divider .core-button-spinner {
    display: flex;
    align-items: center;
    @include margin-horizontal(10px);

    ion-badge.core-course-download-courses-progress {
        @include margin(null, 12px, null, null);
    }
}

// Horizontal scrolling elements
.core-horizontal-scroll {
    display: block;
    overflow-x: scroll;
    .safe-area-pseudo-padding-start {
        @include padding-horizontal(var(--ion-safe-area-left), 0px);
    }
    .safe-area-pseudo-padding-end {
        @include padding-horizontal(0px, var(--ion-safe-area-right));
    }
}

// Text formats.
// Highlight text.
mark, .matchtext {
    background-color: var(--text-hightlight-background-color);
}

// Monospaced font.
.core-monospaced {
    font-family: Andale Mono,Monaco,Courier New,DejaVu Sans Mono,monospace;
}

.core-iframe-offline-disabled {
    display: none !important;
}

.core-scanning-qr {
    .ion-page, .modal-wrapper {
        background-color: transparent !important;
        --background: transparent;
    }

    ion-content, ion-backdrop, ion-modal:not(.core-modal-fullscreen), ion-tabs {
        display: none !important;
    }
}

// Hide virtual utilities.
.core-browser-copy-area {
    display: none;
}

// Different levels of padding.
@for $i from 0 through 15 {
    .core-padding-#{$i} {
        @include padding(null, null, null, 15px * $i + 16px);
    }
}

details summary {
    pointer-events: auto;
    cursor: pointer;
}

textarea {
    min-height: var(--a11y-min-target-size);
}

textarea:not([core-auto-rows]) {
    height: 200px;
}

ion-back-button.md::part(text) {
    display: none;
}

// Hide close button because when present is read on voice over.
ion-fab[core-fab] {
    ion-fab-button::part(close-icon) {
        display: none;
    }
}

ion-content.has-collapsible-footer ion-fab {
    bottom: calc(var(--core-collapsible-footer-height, 0px) + 10px);
    @include core-transition(all, 200ms);
}

.core-media-adapt-width {
    max-width: 100%;
}

img.core-media-adapt-width {
    height: auto;
}

audio.core-media-adapt-width {
    width: 100%;
}

ion-item {
    font-size: var(--text-size);
    --inner-border-width: 0px;
}

ion-item.item-lines-full {
    --inner-border-width: 0px;
    --border-width: 0 0 1px 0;
}

ion-item.item-lines-inset {
    --inner-border-width: 1px;
    --border-width: 0px;
}

ion-item.item-input.ios {
    --inner-border-width: 0 0 1px 0;
}

// Fake item.
div.fake-ion-item {
    position: relative;
    align-items: center;
    justify-content: space-between;
    outline: none;
    color: var(--ion-text-color);
    background: var(--ion-item-background);
    text-align: initial;
    text-decoration: none;
    overflow: hidden;
    box-sizing: border-box;
}

html.md div.fake-ion-item {
    font-size: 16px;
    font-weight: normal;
    text-transform: none;
    @include padding(null, 16px, null, 16px);
    @include margin(11px, null, 10px, null);

    h1 {
        @include margin(0, 0, 2px);
        font-size: 24px;
        font-weight: normal;
    }

    h2 {
        @include margin(2px, 0);
        font-size: 16px;
        font-weight: normal;
    }

    h3,
    h4,
    h5,
    h6 {
        @include margin(2px, 0);

        font-size: var(--text-size);
        font-weight: normal;

        line-height: normal;
    }

    p {
        @include margin(0, 0, 2px);
        font-size: var(--text-size);
        line-height: 20px;
        text-overflow: inherit;
        overflow: inherit;
    }
}

html.ios div.fake-ion-item {
    font-size: var(--text-size);
    @include padding(null, 10px, null, 20px);
    @include margin(10px, 8px, 10px, null);

    h1 {
        @include margin(3px, 0, 2px);
        font-size: 22px;
        font-weight: normal;
    }

    h2 {
        @include margin(0, 0, 2px);
        font-size: 17px;
        font-weight: normal;
    }

    h3,
    h4,
    h5,
    h6 {
        @include margin(0, 0, 3px);
        font-size: var(--text-size);
        font-weight: normal;
        line-height: normal;
    }

    p {
        @include margin(0, 0, 2px 0);
        font-size: var(--text-size);
        line-height: normal;
        text-overflow: inherit;
        overflow: inherit;
    }

}

// Disabled items.
ion-item.item-disabled,
ion-item.item-interactive-disabled:not(.item-multiple-inputs) ion-label,
ion-datetime.datetime-disabled {
    opacity: .8 !important;
}

// Hide details on items to align badges.
ion-item.hide-detail {
    --detail-icon-opacity: 0;
}

// Make links clickable when inside radio or checkbox items. Style part.
@media (hover: hover) {
    ion-item.item-multiple-inputs:not(.item-rte):hover::part(native) {
        color: var(--color-hover);

        &::after {
            background: var(--background-hover);
            opacity: var(--background-hover-opacity);
        }
    }

    ion-item.ion-color.item-multiple-inputs:hover::part(native) {
        color: #{current-color(contrast)};

        &::after {
            background: #{current-color(contrast)};
        }
    }
}


// It fixes the click on links where ion-ripple-effect is present.
// Make links clickable when inside radio or checkbox items. Pointer and cursor part.
ion-item.item-multiple-inputs:not(.only-links):not(.item-rte),
ion-item.ion-activatable:not(.only-links) {
    cursor: pointer;
    ion-label {
        z-index: 3;
        pointer-events: none;

        ion-anchor, a,
        ion-button, button,
        ion-item.ion-focusable,
        audio, video, select, input, iframe {
            pointer-events: visible;
        }
    }

    ion-checkbox, ion-datetime, ion-radio, ion-select{
        position: static;
    }
}

ion-item.item-multiple-inputs.only-links {
    a {
        cursor: pointer;
    }
}

a {
    cursor: pointer;
}

// Case with ion-input + ion-select inside.
ion-item.item-input.item-multiple-inputs {
    .flex-row {
        width: 100%;
        ion-select {
            position: relative;
        }
    }
}

// Focus highlight for accessibility.
.ion-focused:not(.item-multiple-inputs):not(:focus),
ion-input.has-focus,
ion-card:focus {
    @include core-focus();
}
.ion-focused.item-multiple-inputs,
.ion-focused.ion-activatable {
    ion-toggle:focus-within,
    ion-select:focus-within,
    ion-checkbox:focus-within,
    ion-radio:focus-within {
        @include core-focus();
    }
}

// Treat cases where there's a focusable element inside an item, like a button.
ion-item.item-input:not(.item-multiple-inputs):not(:focus),
ion-item.item-has-focus:not(.item-multiple-inputs):not(:focus),
ion-item.item-input ion-input.has-focus {
    position: relative;
    &::after {
        box-shadow: revert;
        opacity: revert;
        z-index: revert;
    }
    .item-highlight, .item-inner-highlight {
        position: unset;
    }
}

ion-item-divider.item,
ion-item.item.divider {
    min-height: var(--min-height);
    border-bottom-width: var(--item-divider-border-width);
    --border-width: var(--item-divider-border-width);
    --inner-border-width: 0 0 var(--item-divider-border-width) 0;

    ion-label h2,
    ion-label p.item-heading {
        font-size: var(--item-divider-font-size);
        font-weight: 500;
        line-height: 1.5;
    }
    ion-label h2.big {
        font-size: var(--item-divider-font-size-big);
    }
}

ion-item-divider.item,
ion-item.item {
    .expandable-status-icon {
        font-size: 18px;
        @include core-transition(transform, 200ms);
        @include margin-horizontal(null, 16px);

        &.expandable-status-icon-expanded {
            transform: var(--rotate-expandable);
        }
    }
}

// Change default outline.
:focus-visible {
    @include core-focus-style();
    outline: none;
}

textarea, button, select, input, a, .clickable {
    &:focus {
        @include core-focus-style();
        outline: none;
    }
}

.ion-focused:not(.item-multiple-inputs):not(:focus) .clickable:focus {
    box-shadow: none;
}

ion-loading:focus-visible,
ion-alert:focus-visible,
ion-popover:focus-visible,
ion-modal:focus-visible {
    box-shadow: none;
    border-radius: 0;
}

input {
    --placeholder-color: var(--ion-placeholder-color);
    --placeholder-opacity: .85;
}

ion-input .native-input {
    &:focus, &:focus-visible {
        box-shadow: none;
        outline: none;
    }
}

// Disable scroll on parent ion contents to enabled PTR on the ones inside the splitview. See split-view component for more info.
ion-content.disable-scroll-y::part(scroll) {
    touch-action: auto;
    overflow-y: hidden;
    overscroll-behavior-y: auto;
    z-index: auto;
    will-change: auto;
}

iframe {
    flex-grow: 1;
    border: 0;
    display: block;
    max-width: 100%;
    background-color: var(--ion-background-color);
}

@if ($core-login-hide-need-help) {
    .core-login-need-help {
        display: none !important;
    }
}

ion-grid.core-no-grid > ion-row {
    display: block;
}

.core-underheader {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.core-footer-shadow [collapsible-footer] {
    box-shadow: var(--drop-shadow-top, none);
}
[collapsible-footer] {
    transition: box-shadow 0.5s;
    width: 100%;
    bottom: 0;
    z-index: 3;
    display: block;
    background-color: var(--core-collapsible-footer-background);

    .ion-margin {
        margin-top: 8px;
        margin-bottom: 8px;
    }

    &.is-active {
        height: var(--core-collapsible-footer-height, auto);
        @include core-transition(all, 200ms);

        &.footer-collapsed {
            --core-collapsible-footer-height: 0;
            opacity: 0;
        }
        &.has-module-nav.footer-collapsed {
            --core-collapsible-footer-height: auto;
            opacity: 1;
            core-course-module-navigation {
                height: 0;
                opacity: 0;
                @include core-transition(all, 200ms);
            }

        }
        &.footer-expanded {
            --core-collapsible-footer-height: auto;
        }
    }
}

.keyboard-is-open ion-content {
    --core-collapsible-footer-height: 0px !important;
    [collapsible-footer] {
        height: 0;
    }
}

.core-iframe-fullscreen [collapsible-footer] {
    opacity: 0 !important;
    height: 0 !important;
}

@include media-breakpoint-up(md) {
    .adaptable-buttons-row,
    .adaptable-buttons-row-reverse {
        display: flex;
        flex-direction: row;
        ion-button {
            flex: 1;
        }
    }

    // Buttons will be in reverse order when horizontal.
    .adaptable-buttons-row-reverse {
        flex-direction: row-reverse;
    }
}

ion-header.no-title {
    --core-header-toolbar-border-width: 0;
    --core-header-toolbar-background: transparent;
    --core-header-shadow: none !important;
    --core-header-buttons-background: var(--ion-background-color);
    --core-header-buttons-color: var(--text-color);
}

// To make core-swipe-slides fill the remaining height.
.core-swipe-slides-container {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    min-height: 100%;

    core-swipe-slides {
        display: flex;
        flex-direction: column;
        flex-grow: 1;

        ion-slides {
            flex-grow: 1;
            max-width: 100%;
        }
    }


}

.has-spacer,
.core-flex-fill {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    flex-grow: 1;

    .spacer-top {
        flex-grow: 1;
        align-content: flex-end;
    }
    .spacer {
        flex-grow: 1;
    }
}


// Loader animation.
.core-loading {
    position: relative;
    background-color: var(--loader-background-color);
    color: transparent; // Hide contents.
    overflow: hidden;
    display: var(--loader-display);
    border-radius: var(--loader-radius);
    @include core-transition(all, 200ms);
    min-height: 8px;
    min-width: 50px;

    // Hide contents.
    > * {
        opacity: 0;
        @include core-transition(opacity, 200ms);
    }

    &::after {
        content: '';
        position: absolute;
        left: -45%;
        height: 100%;
        width: 45%;
        background-image: linear-gradient(to left, rgba(var(--loader-shine), .05), rgba(var(--loader-shine), .3), rgba(var(--loader-shine), .6), rgba(var(--loader-shine), .3), rgba(var(--loader-shine), .05));
        animation: loading 1s infinite;
        display: block;
        top: 0;
        bottom: 0;
    }
}

// Fix subtitles wider than video.
video::-webkit-media-text-track-display {
    white-space: normal !important;
}

ion-modal.core-modal-no-background {
    --background: transparent;
    --box-shadow: none !important;
    pointer-events: none;

    ion-backdrop {
        display: none;
    }
}
