hydrogen-web/src/platform/web/ui/css/themes/element/theme.css

/*
Copyright 2020 Bruno Windels <bruno@windels.cloud>
Copyright 2020 The Matrix.org Foundation C.I.C.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

@import url('inter.css');

:root {
    font-size: 10px;
}


.hydrogen {
    font-family: 'Inter', sans-serif, 'emoji';
    background-color: white;
    color: #2e2f32;
    font-size: 1.4rem;
    --usercolor1: #368BD6;
    --usercolor2: #AC3BA8;
    --usercolor3: #03B381;
    --usercolor4: #E64F7A;
    --usercolor5: #FF812D;
    --usercolor6: #2DC2C5;
    --usercolor7: #5C56F5;
    --usercolor8: #74D12C;
}

.avatar {
    border-radius: 100%;
    background: #fff;
    color: white;
}

.hydrogen .avatar.usercolor1 { background-color: var(--usercolor1); }
.hydrogen .avatar.usercolor2 { background-color: var(--usercolor2); }
.hydrogen .avatar.usercolor3 { background-color: var(--usercolor3); }
.hydrogen .avatar.usercolor4 { background-color: var(--usercolor4); }
.hydrogen .avatar.usercolor5 { background-color: var(--usercolor5); }
.hydrogen .avatar.usercolor6 { background-color: var(--usercolor6); }
.hydrogen .avatar.usercolor7 { background-color: var(--usercolor7); }
.hydrogen .avatar.usercolor8 { background-color: var(--usercolor8); }

.logo {
    height: 48px;
    min-width: 48px;
    background-image: url('element-logo.svg');
    background-repeat: no-repeat;
    background-position: center;
}

/** buttons */
.button-row {
    display: flex;
}
.button-row > * {
    margin-right: 10px;
}
.button-row > *:last-child {
    margin-right: 0px;
}

.button-row .button-action {
    margin: 10px 0;
    flex: 1 0 auto;
}

.form-row {
    margin: 12px 0;
}

.form-row input {
    padding: 12px;
    border: 1px solid rgba(141, 151, 165, 0.15);
    border-radius: 8px;
    margin-top: 5px;
    font-size: 1em;
}

.form-row label, .form-row input {
    display: block;
}

.button-action {
    cursor: pointer;
}

a.button-action {
    text-decoration: none;
    text-align: center;
    display: block;
}


.button-action.secondary {
    color: #03B381;
}

.button-action.primary {
    background-color: #03B381;
    border-radius: 8px;
    color: white;
    font-weight: bold;
}

.button-action.primary:disabled {
    color: #fffa;
}

.button-action.primary.destructive {
    background-color: #FF4B55;
}

.button-action.secondary.destructive {
    color: #FF4B55;
}

.button-action {
    border: none;
    padding: 10px;
    background: none;
    font-weight: 500;
}

.button-utility {
    cursor: pointer;
    width: 32px;
    height: 32px;
    background-position: center;
    background-color: #e1e3e6;
    background-repeat: no-repeat;
    border: none;
    border-radius: 100%;
    display: block;
}

.button-utility.grid {
    background-image: url('icons/enable-grid.svg');
}

.button-utility.settings {
    background-image: url('icons/settings.svg');
}

.button-utility.grid.on {
    background-image: url('icons/disable-grid.svg');
}

.FilterField {
    background-image: url('icons/search.svg');
    background-repeat: no-repeat;
    background-position: 8px center;
    background-color: #e1e3e6;
    /* to prevent jumps when adding a border on focus */
    border: 1px solid transparent;
    border-radius: 16px;
    height: 32px;
    align-items: center;
    padding-left: 30px; /* 8 + 14 (icon) + 8*/
    box-sizing: border-box;
}

.FilterField:focus-within {
    border: 1px #e1e3e6 solid;
    background-color: white;
}
.FilterField:focus-within button {
    border-color: white;
}

/*.FilterField:not(:focus-within) button {
    display: none;
}*/

.FilterField input {
    font-family: "Inter";
    font-size: 1.3rem;
    font-weight: 500;
    line-height: 1.573rem;
    outline: none;
    border: none;
    background-color: transparent;
    height: 100%;
}

.FilterField button {
    width: 30px; /* 32 - 1 (top) - 1 (bottom) */
    height: 30px; /* 32 - 1 (top) - 1 (bottom) */
    background-position: center;
    background-color: #e1e3e6;
    background-repeat: no-repeat;
    background-image: url('icons/clear.svg');
    border: 7px solid transparent; /* 8 - 1 */
    border-radius: 100%;
    box-sizing: border-box;
}

.PreSessionScreen {
    padding: 30px;
}

.PreSessionScreen h1 {
    font-size: 16px;
    text-align: center;
}

@media screen and (min-width: 600px) {
    .PreSessionScreen {
        box-shadow: 0px 6px 32px rgba(0, 0, 0, 0.1);
        border-radius: 8px;
    }
}

.PreSessionScreen .logo {
    height: 48px;
    min-width: 48px;
}

.LeftPanel {
    background: rgba(245, 245, 245, 0.90);
    font-size: 1.5rem;
    padding: 12px 8px 0 8px;
}

.LeftPanel > :not(:first-child) {
    margin-top: 12px;
}

.LeftPanel .utilities > :not(:first-child) {
    margin-left: 8px;
}

.LeftPanel .filter {
    border-bottom: 1px solid rgba(245, 245, 245, 0.90);
}

.LeftPanel .filter input {
    padding: 0.8em;
    border: none;
}

.LeftPanel .RoomList {
    padding: 0;
    /* make scrollbar hit right edge of parent */
    padding-right: 8px;
    margin-right: -8px;
}

.RoomList > li {
    margin: 0;
    padding: 4px 8px 4px 0;
    /* vertical align */
    align-items: center;
}

.RoomList > li > a {
    text-decoration: none;
    /* vertical align */
    align-items: center;
}

.RoomList li:not(:first-child) {
    /* space between items is 12px but we take 4px padding
    on each side for the background of the active state*/
    margin-top: 4px;
}

.RoomList li.active {
    background: rgba(141, 151, 165, 0.1);
    border-radius: 5px;
}

.RoomList li > a > * {
    margin-right: 8px;
}

.RoomList .description {
    align-items: center;
}

.RoomList .name.unread {
    font-weight: 600;
}

.RoomList .badge {
    min-width: 1.6rem;
    height: 1.6rem;
    border-radius: 1.6rem;
    box-sizing: border-box;
    padding: 0.1rem 0.3rem;
    background-color: #61708b;
    color: white;
    font-weight: bold;
    font-size: 1rem;
    line-height: 1.4rem;
    text-align: center;
}

.RoomList .badge.highlighted {
    background-color: #ff4b55;
}

a {
    color: inherit;
}

.SessionStatusView {
    padding: 4px;
    min-height: 22px;
    background-color: #03B381;
    color: white;
    align-items: center;
}


.SessionStatusView button.link {
    color: currentcolor;
    text-align: left;
}

.SessionStatusView > .end {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-self: stretch;
    align-items: stretch;
}

.SessionStatusView .dismiss {
    border: none;
    background: none;
    background-image: url('icons/dismiss.svg');
    background-position: center;
    background-repeat: no-repeat;
    width: 32px;
    cursor: pointer;
}

.room-placeholder {
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.SessionPickerView li {
  font-size: 1.2em;
}

.SessionPickerView .session-info {
    text-decoration: none;
    padding: 12px;
    border: 1px solid rgba(141, 151, 165, 0.15);
    border-radius: 8px;
    background-image: url('icons/chevron-right.svg');
    background-position: center right 30px;
    background-repeat: no-repeat;
    font-weight: 500;
}

.SessionPickerView .session-actions {
    margin: 10px 0 20px 0;
    display: flex;
}

.SessionPickerView .session-actions > * {
    margin-right: 10px;
}
.SessionPickerView .session-actions > *:last-child {
    margin-right: 0px;
}

.SessionPickerView .session-actions button {
    border: none;
    background: none;
    color: inherit;
}

.SessionPickerView button.destructive {
    color: #FF4B55;
}

.RoomGridView > div.container {
    border-right: 1px solid rgba(245, 245, 245, 0.90);
    border-bottom: 1px solid rgba(245, 245, 245, 0.90);
}

.RoomGridView > .focused > .room-placeholder .unfocused {
    display: none;
}

.RoomGridView > :not(.focused) > .room-placeholder .focused {
    display: none;
}

.room-placeholder .unfocused {
    color: #8D99A5;
}


.RoomGridView > div.focus-ring {
    border: 2px solid rgba(134, 193, 165, 1);
    border-radius: 12px;
}

.middle-header {
    box-sizing: border-box;
    flex: 0 0 56px; /* 12 + 32 + 12 to align with filter field + margin */
    background: white;
    padding: 0 16px;
    border-bottom: 1px solid rgba(245, 245, 245, 0.90);
}

.middle-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
}

.middle-header > :not(:last-child) {
    /* use margin-right because the first item,
    .close-middle might be hidden and then we don't
    want a margin-left on the second item*/
    margin-right: 8px;
}

.close-middle, .close-session {
    background-image: url('icons/chevron-left.svg');
    background-position-x: 10px;
}

.RoomHeader .topic {
    font-size: 14rem;
}

.RoomView_error {
    color: red;
}

.MessageComposer {
    border-top: 1px solid rgba(245, 245, 245, 0.90);
    padding: 8px 16px;
}

.MessageComposer > :not(:first-child) {
    margin-left: 12px;
}

.MessageComposer > input {
    padding: 0 16px;
    border: none;
    border-radius: 24px;
    background: #F6F6F6;
    height: 48px;
    font-size: 14px;
    font-family: "Inter", sans-serif;
}

.MessageComposer > button.send {
    width: 32px;
    height: 32px;
    display: block;
    border-radius: 100%;
    border: none;
    text-indent: 200%;
    overflow: hidden;

    background-color: #03B381;
    background-image: url('icons/send.svg');
    background-repeat: no-repeat;
    background-position: center;
}

.MessageComposer > button.sendFile {
    width: 32px;
    height: 32px;
    display: block;
    border: none;
    text-indent: 200%;
    white-space: nowrap;
    overflow: hidden;
    background-color: transparent;
    background-image: url('icons/paperclip.svg');
    background-repeat: no-repeat;
    background-position: center;
}

.MessageComposer > button.send:disabled {
    background-color: #E3E8F0;
}

ul.Timeline > li:not(.continuation) {
    margin-top: 7px;
}

ul.Timeline > li.continuation .profile {
    display: none;
}

ul.Timeline > li.continuation time {
    display: none;
}

ul.Timeline > li.messageStatus .message-container > p {
    font-style: italic;
    color: #777;
}

.message-container {
    padding: 1px 10px 0px 10px;
    margin: 5px 10px 0 10px;
    /* so the .media can grow horizontally and its spacer can grow vertically */
    width: 100%;
}

.message-container .profile {
    display: flex;
    align-items: center;
}

.TextMessageView {
    width: 100%;
}

.TextMessageView.continuation .message-container {
    margin-top: 0;
    margin-bottom: 0;
}

.message-container .sender {
    margin: 6px 0;
    margin-left: 6px;
    font-weight: bold;
    line-height: 1.7rem;
}

.hydrogen .sender.usercolor1 { color: var(--usercolor1); }
.hydrogen .sender.usercolor2 { color: var(--usercolor2); }
.hydrogen .sender.usercolor3 { color: var(--usercolor3); }
.hydrogen .sender.usercolor4 { color: var(--usercolor4); }
.hydrogen .sender.usercolor5 { color: var(--usercolor5); }
.hydrogen .sender.usercolor6 { color: var(--usercolor6); }
.hydrogen .sender.usercolor7 { color: var(--usercolor7); }
.hydrogen .sender.usercolor8 { color: var(--usercolor8); }

.message-container time {
    padding: 2px 0 0px 10px;
    font-size: 0.8em;
    line-height: normal;
    color: #aaa;
}


.message-container .media {
    display: grid;
    margin-top: 4px;
    width: 100%;
}


.message-container .media > a {
    text-decoration: none;
    width: 100%;
    display: block;
}

/* .spacer grows with an inline padding-top to the size of the image,
so the timeline doesn't jump when the image loads */
.message-container .media > * {
    grid-row: 1;
    grid-column: 1;
}

.message-container .media img, .message-container .media video {
    width: 100%;
    height: auto;
    /* for IE11 to still scale even though the spacer is too tall */
    align-self: start;
    border-radius: 4px;
    display: block;
}
/* stretch the image (to the spacer) on platforms
where we can trust the spacer to always have the correct height,
otherwise the image starts with  height 0 and with loading=lazy
only loads when the top comes into view*/
.hydrogen:not(.legacy) .message-container .media img,
.hydrogen:not(.legacy) .message-container .media video {
    align-self: stretch;
}

.message-container .media > .sendStatus {
    align-self: end;
    justify-self: start;
    font-size: 0.8em;
}

.message-container .media > progress {
    align-self: center;
    justify-self: center;
    width: 75%;
}

.message-container .media > time {
    align-self: end;
    justify-self: end;
}

.message-container .media > time,
.message-container .media > .sendStatus {
    color: #2e2f32;
    display: block;
    padding: 2px;
    margin: 4px;
    background-color: rgba(255, 255, 255, 0.75);
    border-radius: 4px;
}
.message-container .media > .spacer {
    /* TODO: can we implement this with a pseudo element? or perhaps they are not grid items? */
    width: 100%;
    /* don't stretch height as it is a spacer, just in case it doesn't match with image height */
    align-self: start;
}

.TextMessageView.unsent .message-container {
    color: #ccc;
}

.TextMessageView.unverified .message-container {
    color: #ff4b55;
}

.message-container p {
    margin: 3px 0;
    line-height: 2.2rem;
}

.AnnouncementView {
    margin: 5px 0;
    padding: 5px 10%;
}

.AnnouncementView > div {
    margin: 0 auto;
    padding: 10px 20px;
    background-color: rgba(245, 245, 245, 0.90);
    text-align: center;
    border-radius: 10px;
}

.GapView > :not(:first-child) {
    margin-left: 12px;
}

.SettingsBody {
    padding: 0px 16px;
}

.Settings h3 {
    margin: 16px 0 8px 0;
}

.Settings p {
  max-width: 700px;
}

.Settings .row .label {
    font-weight: 600;
}

.Settings .row .label, .Settings .row .content {
    margin-top: 4px;
    margin-bottom: 4px;
}

.Settings .row .content {
    margin-left: 4px;
    flex: 1;
}

.Settings .row.code .content {
    font-family: monospace;
}

.Settings .row .content button {
  display: inline-block;
  margin: 0 8px;
}

.Settings .row .content input[type=range] {
  width: 100%;
  max-width: 300px;
  min-width: 160px;
}

.Settings .row {
    margin: 4px 0px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.Settings .row .label {
    flex: 0 0 200px;
}

.error {
    color: red;
    font-weight: 600;
}

button.link {
    font-size: 1em;
    border: none;
    text-decoration: underline;
    background: none;
    cursor: pointer;
    margin: -12px;
    padding: 12px;
}

.Settings a, .Settings .link {
    color: #03B381;
    font-weight: 600;
}

.lightbox {
    background-color: rgba(0,0,0,0.75);
    display: grid;
    grid-template:
        "content close"   auto
        "content details" 1fr /
        1fr      auto;
    color: white;
    padding: 4px;
}

@media (max-aspect-ratio: 1/1) {
    .lightbox {
        grid-template:
            "close"   auto
            "content" 1fr
            "details" auto /
            1fr;
    }

    .lightbox .details {
        width: 100% !important;
    }
}

.lightbox .picture {
    grid-area: content;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    width: 100%;
    height: 100%;
    align-self: center;
    justify-self: center;
}

.lightbox .loading {
    grid-area: content;
    align-self: center;
    justify-self: center;
    display: flex;
}

.lightbox .loading > :not(:first-child) {
    margin-left: 8px;
}

.lightbox .close {
    display: block;
    grid-area: close;
    justify-self: end;
    background-image: url('icons/dismiss.svg');
    background-position: center;
    background-size: 16px;
    background-repeat: no-repeat;
    width: 16px;
    height: 16px;
    padding: 12px;
}

.lightbox .details {
    grid-area: details;
    padding: 12px;
    font-size: 1.5rem;
    width: 200px;
}

.menu {
    border-radius: 8px;
    box-shadow: 2px 2px 10px rgba(0,0,0,0.5);
    padding: 4px;
    background-color: white;
    list-style: none;
    margin: 0;
}

.menu button {
    border-radius: 4px;
    display: block;
    border: none;
    width: 100%;
    background-color: transparent;
    text-align: left;
    padding: 8px 32px 8px 8px;
}

.menu button:focus {
    background-color: #03B381;
    color: white;
}

.menu button:hover {
    background-color: #03B381;
    color: white;
}

.InviteView_body {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex: 1;
    overflow: auto;
}

.InviteView_invite {
    display: flex;
    width: 100%;
    max-width: 400px;
    flex-direction: column;
    padding: 0 24px;
}

.InviteView_roomProfile {
    display: grid;
    gap: 4px;
    grid-template:
        "avatar name" auto
        "avatar description" 1fr /
        72px 1fr;
    align-self: center;
    margin-bottom: 24px;
}

.InviteView_roomProfile h3 {
    grid-area: name;
    margin: 0;
}

.InviteView_roomDescription {
    grid-area: description;
    font-size: 1.2rem;
    margin: 0;
    color: #777;
}

.InviteView_roomAvatar {
    grid-area: avatar;
}

.InviteView_dmAvatar {
    align-self: center;
}

.InviteView_inviter {
    text-align: center;
    margin: 24px 0px;
}

.InviteView_inviter .avatar {
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
}

.InviteView_buttonRow {
    margin: 10px auto;
    max-width: 200px;
    width: 100%;
}

.InviteView_buttonRow button {
    display: block;
    width: 100%;
}