$bug-list: (
    "search-element-appearance": (),
    "abbr-title-border-missing": false,
    "dfn-not-italic": false,
    "small-size-not-80-percent": false,
    "hr-height-is-messed": false,
    "pre-overflow-not-auto": false,
    "code-font-not-ems-and-not-monospace": false
);
$markup-settings: ("audio": false);

@import "bumbleberry";
@import "settings";

$zindex-base: 0;

html, body {
    color: $black;
    position: relative;
    z-index: $zindex-base;
}

body {
    background-color: $white;
    padding-bottom: 20vw;
}

h1, h2, h3, h4, h5, h6, label, button, .button, dt, th, .table-th, nav.sub-menu, legend {
    @include font-family(secondary);
    font-weight: normal;
}

h2 {
    margin: 0;
    font-size: 6vw;
}

h3, legend {
    font-size: 4.5vw;
    margin: 0.75em 0;
}

h4 {
    font-size: 1.25em;
}

h5 {
    font-size: 1.125em;
}

h6 {
    font-size: 1em;
}

legend {
    font-size: 1.25em;
}

p {
    font-size: 4vw;

    &.center {
        text-align: center;
    }
}

u {
    @include _(text-decoration-color, rgba($black, 0.5));
    text-decoration-skip: ink;
}

a {
    text-decoration: none;
    color: $link-colour;
    border-bottom: 0 solid;
    outline: 0;
    position: relative;
    cursor: pointer;

    @include after {
        content: '';
        position: absolute;
        border-bottom: 0 solid;
        right: 0;
        bottom: 0;
        left: 0;
        opacity: 0;
        @include _(transition, all 150ms ease-in-out);
        @include _(transform-origin, 25% 50%);
        @include _(transform, scaleX(0));
    }

    &:hover,
    &:active,
    &:focus {
        @include after {
            border-bottom: 0.1em solid;
            opacity: 1;
            @include _(transform, scaleX(1));
        }
    }
}

.screen-reader-text { 
    clip: rect(1px, 1px, 1px, 1px); 
    height: 1px; 
    width: 1px; 
    overflow: hidden; 
    position: absolute !important;
}

table, .table {
    margin-bottom: 2em;
    margin-left: 1em;

    th, td, .table-th, .table-td {
        text-align: left;
        padding: 0.25em 0.5em;
        border: 0.1rem solid $light-gray;

        &.center {
            text-align: center;
        }

        &.big {
            font-size: 1.5em;
        }

        &.status {
            width: 0.1rem;
            background-color: transparent;
            border: 0;
        }

        &.state {
            background-size: 1.333em;
            background-repeat: no-repeat;
            background-position: center;
            width: 1.75em;

            &.happy {
                background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 87.8 73.2'><polygon fill='#{$colour-5}' points='34.3 73.2 0 32.6 18.7 16.8 35.4 36.5 70.1 0 87.8 16.8 '/></svg>");
            }

            &.unhappy {
                background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path xmlns="http://www.w3.org/2000/svg" d="M50 5C25.1 5 5 25.1 5 50c0 24.9 20.1 45 45 45s45-20.1 45-45C95 25.1 74.9 5 50 5zM72.5 64.3l-8.2 8.2L50 58.2 35.7 72.5l-8.2-8.2L41.8 50 27.5 35.7l8.2-8.2L50 41.8l14.3-14.3 8.2 8.2L58.2 50 72.5 64.3z" fill="#{$colour-4}"/></svg>');
            }
        }
    }

    th, .table-th {
        background-color: $extra-light-gray;

        &.corner {
            background-color: transparent;
            border: 0;
        }
    }

    td, .table-td {
        &.inner-table {
            padding: 0;

            table {
                margin: 0;
                width: 100%;
            }

            tr:first-child {
                td, th {
                    border-top: 0;
                }
            }

            tr:last-child {
                td, th {
                    border-bottom: 0;
                }
            }
            
            td, th {
                &:first-child {
                    border-left: 0
                }

                &:last-child {
                    border-right: 0
                }
            }
        }

        &.bold {
            @include font-family(secondary);
        }
    }

    tbody th {
        width: 0.1rem;
    }

    &#review {
        margin: 0 auto;

        .table-th {
            width: auto;
            vertical-align: top;
        }

        .scroller {
            font-size: 0.75em;
            max-width: 50em;
            max-height: 25em;
            overflow: auto;
        }
    }

    &.admin-edit {
        width: 100%;
    }

    tr.hidden {
        display: none;
    }

    tr[data-key] {
        cursor: cell;
            
        &.editable:hover {
            background-color: lighten($colour-2, 33%);
        }

        + .editor {
            display: none;
            background-color: lighten($colour-1, 50%);

            td {
                opacity: 0.5;

                &.has-editor {
                    opacity: 1;

                    @include after {
                        content: '';
                        position: absolute;
                        top: 100%;
                        right: 0;
                        left: 0;
                        height: 0.25em;
                        background-color: rgba($black, 0.125);
                    }
                }

                .cell-editor {
                    &[type=number]::-webkit-inner-spin-button, 
                    &[type=number]::-webkit-outer-spin-button { 
                        -webkit-appearance: none; 
                    }
                }

                select.cell-editor {
                    -webkit-appearance: none;
                    -moz-appearance: none;
                    -ms-appearance: none;
                    appearance: none;
                    cursor: pointer;
                }

                &.date .cell-editor {
                    text-align-last: right;
                }
            }
        }

        + .editor, &.always-edit {
            td {
                position: relative;
                vertical-align: top;
                background: inherit;
                cursor: default;

                .cell-editor {
                    top: 0;
                    right: 0;
                    bottom: 0;
                    left: 0;
                    padding: inherit;
                    font: inherit;
                    margin: inherit;
                    background: inherit;
                    border: 0;
                    min-height: 0;
                    width: 100% !important;
                    border-radius: 0;
                    line-height: inherit;
                    overflow: hidden;
                    box-shadow: none;
                    text-align: inherit;
                }
            }
        }
        
        &.always-edit td .cell-editor {
            position: absolute;
        }

        &.editing {
            display: none;

            + .editor {
                display: table-row;

                .cell-editor {
                    position: absolute;
                }
            }
        }
    }

    &.always-editing {
        tr {
            cursor: default;

            &:hover {
                background-color: transparent;
            }
        }

        .cell-editor {
            position: absolute;
        }

        td.text {
            height: 5em;
        }
    }

    tr.editable, tr.editor {
        td {
            white-space: nowrap;

            &.date, &.datetime, &.money, &.number {
                font-family: monospace;
                font-size: 1.25em;
                text-align: right;
            }

            &.text {
                max-width: 20em;
            }
        }
    }

    tr.editable td.text,
    tr.editor td.text .value {
        overflow: hidden;
        text-overflow: ellipsis;
    }
            
    tr.editor {
        td.text .cell-editor {
            white-space: normal;
            bottom: auto;
            height: 10em;
            z-index: 1;
            background: inherit;
            overflow: auto !important;
        }
    }
}

.table-scroller {
    overflow: auto;
    background-color: $extra-light-gray;
    @include _(box-shadow, inset 0 0 10em 0 rgba(0,0,0,0.125));

    table {
        background-color: $white;
        margin: 0 0 8.5em;
    }

    body.expanded-element .expanded & {
        overflow: visible;
    }
}

.goes-fullscreen {
    [data-contracts] {
        display: none;
    }
}

body.modal-open {
    overflow: hidden;
}

body.expanded-element {
    overflow: hidden;

    .goes-fullscreen.expanded {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 1000;
        background-color: $white;
        overflow: auto;
        padding: 0 1em;

        [data-expands] {
            display: none;
        }

        [data-contracts] {
            display: block;
        }
    }
}

.centered {
    text-align: center;
}

#main .columns .modal-edit {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    z-index: 1001;
    margin: 0;
    background-color: rgba($black, 0.5);

    &.open {
        display: flex;
    }

    .modal-edit-overlay {
        position: absolute;
        top: 0;
        right: 0;
        left: 0;
        bottom: 0;
        cursor: pointer;
    }

    table {
        margin: 0;
        background-color: $white;

        td.empty {
            background-color: $extra-light-gray;
            border-bottom-color: $extra-light-gray;
        }
    }

    thead th {
        text-align: center;
        font-size: 1.125em;
        color: $white;
        border-color: lighten($colour-1, 12.5%);
        background-color: $colour-1;
    }

    tbody th {
        white-space: nowrap;
    }

    .modal-edit-content {
        position: relative;
        min-width: 50em;
        max-width: 75em;
        margin: auto;
        overflow: auto;     
        z-index: 1002;
        background-color: $extra-light-gray;
        flex: 1;
    }

    .actions {
        margin: 1em 1em 0;
    }
}

.table {
    display: table;
    border-collapse: collapse;
}

.table-tr {
    display: table-row;
}

.table-th, .table-td {
    display: table-cell;
}

.responsive-table {
    display: block;

    .table-td {
        padding: 1em;
    }

    .table-tr, .table-th, .table-td {
        display: block;
        overflow: auto;
    }

    .table-tr {
        margin-bottom: 1em;
    }
}

button,
.button {
    @include button;
    vertical-align: top;

    #main &[type="submit"] {
        background-color: $colour-5;

        &[value="send"] {
            background-color: $colour-4;
        }
    }

    &.register {
        background-color: $colour-2;
    }

    form.logout & {
        background-color: #666;
    }

    #main &.modify {
        background-color: $colour-5;
    }

    &.delete,
    #main &.delete {
        background-color: $red;
    }

    &.subdued, #main &.subdued {
        background-color: #888;
    }

    #main &.accented {
        background-color: $colour-2;
    }

    &.facebook {
        background-color: #3A5795;
    }

    &.small {
        font-size: 0.9em;
    }

    #main &.unstyled {
        height: 4em;
        margin: 0;
        padding: 0;
        border: 0;
        border-radius: 0;
        font-family: inherit;
        color: $black;
        @include _(box-shadow, none);
        @include _(text-stroke, 0);

        &.secondary {
            opacity: 0.5;
        }

        &.edit {
            height: 1.5em;
            border: 0.1em solid;
            padding: 0.125em 0.5em;
            background-color: $light-gray;
            margin-left: 1em;
            font-size: 1em;
            line-height: 1em;
            float: right;
        }
    }
}

#main table.calendar {
    width: 100%;
    table-layout: fixed;
    margin: 0;

    button {
        width: 100%;
        height: 10vw;
        background-color: $white;

        &.during-conference {
            background-color: rgba($colour-1, 0.25);
        }

        &.selected {
            border: 0.25em solid $selected-colour;
        }
    }

    td {
        padding: 0;
        background-color: $extra-light-gray;
    }

    tr.month th {
        background-color: rgba($colour-5, 0.25);
        font-size: 1.5em;
    }
}

#main .actions {
    margin-top: 4em;
    
    &.center {
        text-align: center;
    }

    .buttons {
        display: inline-block;
        display: flex;
        text-align: right;
        justify-content: center;
        flex-wrap: wrap;

        button, .button {
            margin: 0.333em;
        }
    }

    button[value="back"] {
        float: left;
        order: -1;
        background-color: $mid-gray;
    }

    button[value="review"] {
        float: right;
        background-color: $blue;
    }

    button[value="cancel"], button.red {
        background-color: $red;
    }
}

#main {
    .registration-step-options,
    .vertical-registration-step-options {
        text-align: center;

        button {
            display: block;
            width: 100%;
            padding: 0 2em;
            border: 0.05em solid $black;
            background-color: $white;

            &.selected {
                box-shadow: 0 0 0 0.25em $selected-colour;
            }
        }
    }

    .registration-step-options {
        margin: 0 auto;

        .options {
            + fieldset {
                margin: 2em 0;
            }
        }

        button {
            margin: 0.5em auto;
            height: 3em;
        }

        .check-box-field {
            box-shadow: none;
            margin: 0;
            font-size: 0.9em;
        }

        .custom-option {
            text-align: right;
            border: 0.1rem solid $black;
            background-color: $white;

            input {
                width: 100%;
                height: 3em;
                margin: 0;
                font-family: inherit;
                border: 0;
                border-right: 0;
                text-align: center;
                background-color: transparent;
            }

            button {
                width: 100%;
                margin: 0;
                border: 0;
                border-top: inherit;
                background-color: lighten($colour-1, 25%);
            }
        }
    }

    .vertical-registration-step-options {
        text-align: center;

        .options {
            display: inline-block;
        }

        button {
            width: 100%;
            margin: 0.5em auto;
        }
    }
}

ul.menu {
    list-style: none;
    margin-top: 0;
    padding-left: 0;

    li {
        display: inline;
        padding: 0;

        @include after {
            content: '|';
            margin: 0 0.333em 0 0.5em;
        }

        &:last-child {
            @include after {
                display: none;
            }
        }
    }
}

.back-to {
    float: left;
    margin-right: 0.5em;
    font-size: 1.2em;
    @include font-family(secondary);
}

#step-content {
    form {
        margin-top: 1em;
    }
}

#action-message {
    display: none;
    text-align: center;
    margin-bottom: 3em;

    &.error, &.complete, &.warning {
        display: block;
    }

    .message {
        display: inline-block;
        @include font-family(secondary);
        font-size: 1.25em;
        padding: 1em 2em;
        border: 0.25rem solid $blue;
        background-color: rgba($blue, 0.25);
    }

    &.error .message {
        border-color: $red;
        background-color: rgba($red, 0.25);
    }

    &.complete .message {
        border-color: $green;
        background-color: rgba($green, 0.25);
    }

    &.warning .message {
        border-color: $yellow;
        background-color: rgba($yellow, 0.25);
    }
}

a.button {
    text-align: center;

    @include after {
        border-bottom: 1em solid transparent;
        left: auto;
        bottom: auto;
        @include _(transform, none);
    }
}

nav.sub-menu {
    display: inline-block;
    margin: 2rem 0 0;
    text-align: center;
    
    a {
        margin: 0 1em 0.5em 0;
        background-color: $gray;
        color: #888;
        display: inline-block;
        padding: 0.25em 0.75em 0.333em;
        font-size: 0.9em;
        border: 1px solid #AAA;
        border-bottom-width: 0.2em;
        @include _(border-radius, 0.15em);
        @include default-box-shadow(top, 2);
        @include _(text-shadow, 0 0.05em 0.05em #FFF);

        &:hover, &:active, &:focus {
            background-color: #D8D8D8;
        }

        &.current {
            background-color: #CCC;
            color: #666;
            padding: 0.333em 0.75em 0.25em;
        }

        @include after {
            display: none;
        }
    }

    @include breakpoint(medium) {
        border: 1px solid #AAA;
        background-color: #AAA;
        border-bottom-width: 0.125em;
        @include _(border-radius, 0.15em);
        @include default-box-shadow(top, 2);

        a {
            border: 0;
            margin: 0 1px 0 0;
            float: left;
            @include _(border-radius, 0);
            @include _(box-shadow, none);

            &:last-child {
                margin: 0;
            }
        }
    }
}

textarea, .textarea {
    display: block;
    width: 100%;
    margin: 1em 0;
    border: 0.1rem solid $gray;
    @include _(border-radius, 0.25rem);
    @include _(box-shadow, 0 0 0 0 rgba(0,0,0,0.05));
    @include _(transition, box-shadow 200ms ease-in-out);
    will-change: box-shadow;

    &:hover, &:focus, &:active {
        @include _(box-shadow, 0 0 0 0.3em rgba(0,0,0,0.05));
    }
}

.ql-toolbar button {
    @include _(box-shadow, none);
}

.textarea {
    .ql-editor p, .ql-editor ol, .ql-editor ul, .ql-editor pre, .ql-editor blockquote, .ql-editor h1, .ql-editor h2, .ql-editor h3, .ql-editor h4, .ql-editor h5, .ql-editor h6 {
        margin-bottom: 1em;
    }
}

textarea, .textarea .ql-editor {
    background-image: repeating-linear-gradient(135deg, rgba(#000, 0.025), rgba(#000, 0.025) 0.1em, transparent 0.1em, transparent 0.4em);
    min-height: 15em;
    font-size: 1.25em;
    line-height: 1.5em;
    padding: 0.75em;
    outline: 0;
    color: inherit;

    &.short {
        min-height: 10em;
    }
}

.textarea, .workshop-description {
    > :first-child {
        margin-top: 0;
    }

    > :last-child {
        margin-bottom: 0;
    }

    p {
        font-size: 1.125em;
    }

    h1 {
        font-size: 1.667em;
    }

    h2 {
        font-size: 1.25em;
    }
}

input {
    &[type="text"], &[type="password"], &[type="tel"], &[type="search"], &[type="email"], &[type="url"], &[type="number"] {
        display: block;
        font-size: 1.25em;
        outline: 0;
        border: 0;
        margin: 1em 0;
        width: 100%;
        padding: 0.25em 0.5em;
        border-bottom: 0.15em solid transparent;
    }

    &[type="number"], &[type="tel"] {
        @include font-family(secondary);
    }
}

.multi-field {
    margin-bottom: 4em;
}

.number-field,
.email-field,
.search-field,
.telephone-field,
.password-field,
.text-field {
    position: relative;
    margin-bottom: 2em;
    color: inherit;

    &.empty {
        label {
            z-index: $zindex-base + 3;
            @include _(transform, translateY(-100%) scale(1));
            background-color: transparent;
            color: #666;
        }
    }

    &.big input {
        @include font-family(secondary);

        .composition & {
            margin-top: 1em;
        }
    }

    label,
    &.focused label {
        position: absolute;
        z-index: $zindex-base + 3;
        font-size: 1em;
        padding: 0.25em 0.667em;
        width: auto;
        @include _(transition, 'transform 250ms ease-in-out, color 250ms ease-in-out, background-color 250ms ease-in-out');
        top: 100%;
        left: 0;
        @include _(transform, translateY(0) scale(0.75));
        @include _(transform-origin, 0 0);
        line-height: 1.5em;
        background-color: transparent;
        color: $black;
        cursor: text;
        will-change: transform, color, background-color;
    }

    input {
        margin: 0;
        position: relative;
        z-index: $zindex-base + 2;
        padding: 0.15em 0.5em;
        background-color: $extra-light-gray;
        @include _(border-radius, 0.25rem);
        @include _(box-shadow, 0 0 0 0 rgba(0,0,0,0.05));
        @include _(transition, box-shadow 200ms ease-in-out);
        background-image: repeating-linear-gradient(135deg, rgba(0, 0, 0, 0.025), rgba(0, 0, 0, 0.025) 0.1rem, transparent 0.1rem, transparent 0.4rem);
        border: 0.1rem solid $gray;
        will-change: box-shadow;
    }

    &:focus, &:active, &:focus {

        label {
            color: $black;
        }
    }
    input {
        &:focus, &:active, &:hover {
            @include _(box-shadow, 0 0 0 0.3em rgba(0,0,0,0.05));
        }

        &[readonly] {
            @include _(box-shadow, none);
            @include _(opacity, 0.75);
        }
    }
}

.number-field,
.email-field,
.password-field,
.telephone-field,
.search-field,
.text-field,
.text-area-field {
    text-align: left;
}

.text-area-field {
    clear: both;
}

.telephone-field {
    max-width: 15em;
}

.file-field {
    label {
        display: inline-block;
        cursor: pointer;
    }

    .file-field-selector {
        display: block;
        text-align: right;
        padding: 0.5em;
        background-color: $extra-light-gray;
        @include _(border-radius, 0.25rem);
        @include _(box-shadow, 0 0 0 0 rgba(0,0,0,0.05));
        @include _(transition, box-shadow 200ms ease-in-out);
        background-image: repeating-linear-gradient(135deg, rgba(0, 0, 0, 0.025), rgba(0, 0, 0, 0.025) 0.1rem, transparent 0.1rem, transparent 0.4rem);
        border: 0.1rem solid $gray;
        will-change: box-shadow;

        .file-field-name {
            display: inline-block;
            padding: 0.25em 0.5em;
        }

        .unselected {
            color: $mid-gray;
        }

        .button {
            vertical-align: middle;
            margin-left: 1em;
        }

        img {
            display: none;
            max-width: 100%;
            margin-bottom: 1em;

            &[src] {
                display: block;
            }

            &.changed {
                opacity: 0.5;
            }
        }
    }

    label:hover, input:focus + label, input:active + label, label:focus, label:active {
        .file-field-selector {
            @include _(box-shadow, 0 0 0 0.3em rgba(0,0,0,0.05));
        }
    }
}

@include keyframes(bend) {
    to {
        @include _(transform, skewX(-5deg));
    }
}

.hidden {
    display: none !important;
}

.field-error {
    display: block;
    background-color: rgba($colour-2, 0.333);
    @include font-family(secondary);
    padding: 0.5em 1em;
    margin: 0 0.2em;
    text-align: center;
    @include default-box-shadow(top, 2);
}

.input-field {
    .field-error {
        float: right;
        @include _(transform, skewX(-15deg));
        @include _(transform-origin, 0 100%);
        @include _(animation, bend ease-in-out 500ms infinite alternate both);
    }

    &.check-box-field {
        &.has-error {
            margin-top: 3em;
        }

        .field-error {
            position: absolute;
            bottom: 100%;
            right: 0;
            margin-right: 0;
        }
    }

    &.small select,
    &.small input {
        font-size: 1em;
        @include font-family(secondary)
    }
}

.input-field.other-field label {

    input {
        float: left;
        margin: 0.33em 0;

        &:checked {
            + div input {
                z-index: $zindex-base + 2;
                @include _(opacity, 1);
            }
        }
    }

    div {
        float: left;
        position: relative;
        margin: 0 0.25em;
        font-size: 1em;

        input {
            //display: none;
            @include _(opacity, 0);
            @include _(transition, opacity 250ms ease-in-out);
            z-index: $zindex-base;
            position: absolute;
            width: auto;
            margin: 0;
            border: 1px solid #CCC;
            height: 1.5em;
            left: 0;
            top: 0;
        }
    }
}

.number-field {
    display: inline-block;
    font-size: 1.5em;

    input {
        text-align: right;
    }
}

.input-field-help {
    margin: 0.5em 1em;
    line-height: 1.3333em;
    font-size: 1.125em;
}

.check-box-field,
.check-box-field.vertical,
.radio-button-field {
    @include clearfix;
    margin-bottom: 3em;
    position: relative;
    @include default-box-shadow(top);

    td &,
    .table-td & {
        @include _(box-shadow, none);
        margin: 0;
    }
    
    label {
        display: block;
        background-color: #FFF;
        height: 2.333em;
        font-weight: normal;
        font-size: 1.25em;
        @include font-family(secondary);
        text-align: center;
        position: relative;
        padding: 0.5em 0.5em 0.5em 3em;
        cursor: pointer;
        border: 0.1em solid;
        border-top: 0;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        @include _(transition, #{'transform, background-color 100ms, 100ms ease-in-out, ease-in-out'});

        @include before-and-after {
            content: '';
            position: absolute;
            @include _(transition, transform 200ms ease-in-out);
         }

        @include before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 2.333em;
            height: 100%;
            border-right: inherit;
        }

        @include after {
            content: '';
            position: absolute;
            visibility: hidden;
            left: 0.75em;
            top: 0.25em;
            border: 0.2em solid #FFF;
            width: 0.75em;
            height: 1.5em;
            border-width: 0 .2em 0.2em 0;
            @include _(transform, rotate(45deg) scale(0));
            @include _(transition, transform 200ms cubic-bezier(0, 0.38, 0.9, 2));
        }
    }

    input:first-child + label {
        border: 0.1em solid;
    }

    input {
        position: fixed;
        opacity: 0 !important;
        left: -100000px;
        z-index: -10;

        &:checked + label {
            @include before {
                background-color: $colour-5;
            }
            @include after {
                visibility: visible;
                @include _(transform, rotate(45deg) scale(1));
            }
        }

        &:hover + label {
            @include before {
                background-color: $colour-3;
            }
        }

        &[type="radio"] + label {
            @include after {
                content: '+';
                border: 0;
                font-size: 2.5em;
                top: -0.125em;
                left: 0.075em;
                line-height: 1em;
                color: #FFF;
                height: 1em;
                width: 1em;
            }
        }
    }

    &.inline input[type="radio"] + label {
        @include after {
            top: -0.15em;
            left: 0.05em;
        }
    }

    .other {
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 2.333em;

        input {
            z-index: 1;
            opacity: 1!important;
            position: static;
            margin: 0;
            font: inherit;
            height: 100%;
            text-align: inherit;
            cursor: inherit;
        }
    }
}

.check-box-field.vertical {
    display: block;
    margin: 0 2em 5em;
    font-size: 0.75em;

    input[type="radio"] + label {
        @include after {
            top: -0.15em;
            left: 0.05em;
        }
    }
}

.check-box-field.inline {
    display: inline-block;

    label {
        min-width: 7.5em;
    }
}

.check-box-field.small {
    font-size: 0.75em;

    &.small label {
        font-size: 1.125em;
    }
}

.check-box-field.big {
    font-size: 1em;
}

.requesting {
    opacity: 0.5;
    -webkit-filter: blur(5px);
}

form {
    @include _(transition, 'opacity 250ms ease-in-out, filter 250ms ease-in-out, -webkit-filter 250ms ease-in-out');
    
    &.composition {
        textarea {
            height: 16em;
        }
    }

    &.mini-flex-form {
        @include _-(display, flex);
        @include _(align-items, flex-start);

        .input-field {
            @include _(flex, 1);
        }

        button, .button {
            margin-left: 1em;
            height: 2.6em;
        }
    }

    button[value="upload"] {
        display: none;

        &[data-enabled="1"] {
            display: inline-block;
        }
    }

    #main .columns &.inline {
        display: inline-block;
        margin: 0;
    }

    &.right {
        float: right;
    }
}

#main .columns th form {
    display: inline;
    vertical-align: super;
    margin: 0 0 0 0.5em;

    button {
        float: right;
    }
}

#main .columns th.form,
#main .columns .table-th.form {
    display: none;
}

#main .columns td.form,
#main .columns .table-td.form {
    border: 0;
    width: 1px;
    
    form {
        margin: 0;
    }

    button, .button {
        display: block;
        width: 100%;
        white-space: nowrap;

        + button {
            margin-top: 0.5em;
        }
    }
}

fieldset {
    margin: 0;
    padding: 0;
    border: 0;

    &.centered {
        margin-top: 3em;
    }

    &.right-help {
        text-align: center;

        .input-field {
            margin: 0;
        }

        + .input-field-help {
            overflow: auto;
            margin-bottom: 2em;
        }
    }

    &.inline {
        display: inline-block;
    }

    &.inline-label {
        legend {
            display: inline-block;
        }
    }

    .field-error {
        color: $red;
        background-color: transparent;
        @include _(box-shadow, none);
    }
}

.fieldgroup {
    @include _(align-items, flex-end);
    @include _(flex-wrap, wrap);
    margin: 0 0 3em 1em;

    > .input-field {
        margin-right: 1em;
        @include _(flex, 1);
    }
}

#main article fieldset.translator {
    .fieldgroup {
        display: block;
    
        > .input-field {
            flex: none;
        }
    }

    .locale-select, .text-editors {
        list-style: none;
        padding: 0;
        margin: 0;
        clear: left;
    }

    .locale-select {
        @include _-(display, flex);
        @include _(flex-wrap, wrap);
        margin: 0 0.5em;
        text-align: center;
        border: 0.1em solid $gray;
        border-bottom: 0;
        @include default-box-shadow(top, 2);

        li {
            @include _(flex, 1);
            position: relative;
            margin: 0;

            &:hover {
                background-color: $light-gray;
                color: $black;
            }

            &.selected {
                background-color: $gray;
                z-index: 1;
            }
        }

        a {
            display: block;
            @include font-family(secondary);
            color: inherit;
            padding: 0.25em 0.75em;

            @include after {
                display: none;
            }
        }
    }

    .text-editors {
        position: relative;
        background-color: $white;

        li[data-locale] {
            display: none;

            &.selected {
                display: block;
            }
        }
    }
    
    &.multi-field-translator {
        .text-editors {
            border: 0.1em solid $gray;
            padding: 1em 1em 0;
            @include default-box-shadow(top, 2);
        }
    }

    .textarea {
        margin-top: 0;
    }
}

.view-object {
    margin-bottom: 3em;
}

.comments {
    list-style: none;

    .comment {
        position: relative;
        border: 0.1rem solid $light-gray;
        border-radius: 0.25rem;
        padding: 1em;
        margin-top: 2em;
    }

    .comment-body {
        font-size: 0.9em;
    }

    .comment-title {
        position: absolute;
        top: -0.75em;
        left: 0.5em;
        margin: 0;
        padding: 0 0.5em;
        background-color: #FFF;
    }

    time {
        position: absolute;
        top: -0.75em;
        right: 0.75em;
        background-color: #FFF;
        padding: 0 0.5em;
    }

    .sub-comment {
        font-size: 0.8em;

        .comment-title, time {
            top: -1em;
        }
    }

    .text-area-field {
        overflow: hidden;
        max-height: 0;
        padding: 0.3em;
        @include _(transition, max-height 150ms ease-in-out);
    }

    #main .columns & form {
        margin-top: 0;
        button {
            @include _(transition, background-color 150ms ease-in-out);
            background-color: #888;
        }

        &.open {
            @include _(opacity, 1);

            .text-area-field {
                max-height: 12em;  
            }

            button {
                background-color: $colour-5;
            }
        }
    }

    button {
        margin: 0;
    }
}

#comments {
    textarea {
        font-size: 1.25em;
        min-height: 7.5em;
    }

    .actions {
        margin: 0;

        button {
            margin: 0;
        }
    }
}

.flex-form, .flex-column {
    button, .button {
        width: 100%;
        text-align: center;
        
        + button, + .button {
            margin-top: 0.75em;
        }
    }

    &.address-form {
        .city {
            @include _(align-self, flex-end);
            @include font-family(secondary);
            text-align: right;
            margin-bottom: 2.5em;
        }
    }
}

.flex-inputs {
    @include _-(display, flex);
    @include _(align-items, flex-end);
    @include _(flex-wrap, wrap);
    @include _(justify-content, flex-end);
    margin-bottom: 2em;

    .input-field {
        margin: 0 0.5em;
    }

    .stretch-item {
        @include _(flex, 1);
        @include _(flex-basis, 100%);

        select {
            width: 100%;
        }
    }
}

ul.warnings {
    list-style: none;
    padding: 0;
}

.warning-info,
.info-message {
    position: relative;
    min-height: 4em;
    border: 0.2em solid rgba(0, 0, 0, 0.1);
    background-color: rgba($colour-3, 0.333);
    padding: 1em 1em 1em 4em;
    @include font-family(secondary);
    text-align: left;
    margin: 1em;
    width: auto;
    @include default-box-shadow(top, 2);

    @include before {
        content: '!';
        display: block;
        position: absolute;
        top: 0.5em;
        left: 0.5em;
        width: 1.5em;
        height: 1.5em;
        background-color: $black;
        color: $white;
        text-align: center;
        line-height: 1.5em;
        font-size: 1.5em;
        background-color: $colour-3;
        @include _(border-radius, 50%);
        @include default-box-shadow(top, 2);
    }

    &.make-room {
        margin-bottom: 2em;
    }
}

.success-info {
    background-color: rgba($colour-5, 0.333);

    @include before {
        background-color: $colour-5;
    }
}

.error-info {
    background-color: rgba($red, 0.333);

    @include before {
        background-color: $red;
    }
}

.info-messages {
    text-align: center;

    .info-message {
        display: inline-block;
    }
}

.warning-info {
    display: inline-block;
    margin: 0;
    vertical-align: bottom;
}

::-webkit-resizer {
    visibility: hidden;
    cursor: nw-resize;
}

@include selection {
    background-color: rgba($colour-2, 0.75);
    color: rgba($white, 0.75);
}

#main-nav {
    overflow: hidden;
    @include font-family(secondary);

    .nav {
        position: fixed;
        z-index: 100;
        bottom: 0;
        left: 0;
        right: 0;
        padding: 0;
        font-size: 6vw;
        background-color: #FFF;
        @include _-(display, flex);
        @include _(box-shadow, 0 0 2em -0.5em rgba(0, 0, 0, 0.5));

        a.policy {
            background-color: $colour-5;
        }

        a.about {
            background-color: $colour-3;
        }

        a.conferences {
            background-color: $colour-2;
        }

        a {
            display: inline-block;
            width: 33.333%;
            float: left;
            @include _(flex, 1);
            text-align: center;
            padding: 0;
            margin: 0;
            font-weight: normal;
            padding: 0.5em 0;
            color: #FFF;
            @include _(border-radius, 0);
            @include _(box-shadow, inset 0 0 1.5em 0.25em rgba(0, 0, 0, 0.125));
            @include _(text-shadow, 0 0 0.25em rgba(0,0,0,0.5));

            @include after {
                display: none;
            }

            .title {
                font-size: 0.8em;
            }
        }

        body.error-locale-not-available & {
            display: none;
        }
    }

    .logo {
        font-size: 5em;
    }

    .locale-nav {
        text-align: center;
    }

    .locales {
        list-style: none;
        padding: 0;
        text-transform: uppercase;
        line-height: 1.5em;
        font-size: 1em;

        a {
            color: inherit;
            padding: 0 0.333em;
            display: inline-block;

            &:hover {
                @include after {
                    display: none;
                }
            }
        }

        li {
            border: 0.1em solid transparent;
            margin-bottom: 0.25em;
            display: inline-block;
            
            &.current {
                border-color: #CCC;
                background-color: $extra-light-gray;
            }

            &:hover {
                border-color: $light-gray;
            }
        }
    }
}

.clearfix {
    @include clearfix;
}

.flow-steps {
    width: 100%;
    list-style: none;
    text-align: center;
    font-size: 0.85em;
    @include font-family(secondary);

    ul {
        @if not capable_of(flexbox, true) {
            display: table;
            width: 100%;
        }
        @if capable_of(flexbox, true) {
            @include _-(display, flex);
        }
        list-style: none;
        margin: 2em 2em 5em 0;
        padding: 0;
    }

    li {
        position: relative;
        @if not capable_of(flexbox, true) {
            display: table-cell;
        }
        @if capable_of(flexbox, true) {
            @include _(flex, 1);
        }
        padding-top: 1.5em;

        @include after {
            content: '';
            position: absolute;
            top: 0;
            left: -50%;
            width: 100%;
            @include _(opacity, 0.5);
            border-top: 0.25em dashed #CCC;
        }

        &:first-child {
            @include after {
                left: 0;
                width: 50%;
            }
        }

        &.enabled {
            @include after {
                border-color: $colour-1;
                border-color: rgba($colour-1, 0.5);
            }

            &.post {
                @include after {
                    border-color: $colour-1;
                    border-color: rgba($colour-5, 0.5);
                }
            }
        }

        @include before {
            content: '';
            position: absolute;
            background-color: #CCC;
            @include _(box-shadow, 0 0 0.25rem #CCC);
            font-size: 1.3em;
            top: -0.2em;
            width: 0.55em;
            height: 0.55em;
            left: 0;
            right: 0;
            margin: auto;
            z-index: 1;
            @include _(border-radius, 50%);
        }

        &.enabled {
            @include after {
                border-top-style: solid;
            }
            
            @include before {
                background-color: $colour-1;
                @include _(box-shadow, 0 0 0.25rem $colour-1);
            }

            &.post {
                @include before {
                    background-color: $colour-5;
                    @include _(box-shadow, 0 0 0.25rem $colour-5);
                }
            }

            &.current {

                @include before {
                    top: -0.25em;
                    font-size: 3em;
                    background-color: $white;
                    border: 0.075em solid $colour-1;
                }

                &.post {
                    @include before {
                        border-color: $colour-5;
                    }
                }
            }
        }
    }

    .step {
        color: #CCC;
        position: absolute;
        @include _(transform-origin, 10% 60%);
        @include _(transform, rotate(45deg));
        text-align: left;
        top: 0.5em;
        left: 50%;
        line-height: 1.2em;
    }

    a {
        position: static;
        color: inherit;
        @include _(color, 0.5);
        @include _(transition, color 150ms ease-in-out);

        @include before {
            content: '';
            position: absolute;
            top: -1em;
            right: 0;
            bottom: 0;
            left: 0;
            z-index: 1;
        }

        @include after {
            display: none;
        }
    }

    .current .step {
        @include _(transform-origin, 10% 100%);
    }

    .current .step,
    a:hover,
    a:focus {
        color: $black;
    }
}

.link-dump {
    a {
        margin: 0.25em;
    }
}

.details {
    display: table;
    width: 100%;

    &.inline {
        width: auto;
    }
}

.details.org-members {
    padding: 1em;
    border: 0.1rem solid $light-gray;
    border-bottom: 0;
}

#schedule-preview {
    overflow: auto;
}

table.schedule {
    width: 100%;
    margin: 0 0 1em;

    tbody {
        border: 0.1rem solid $light-gray;

        th {
            white-space: nowrap;
            text-align: right;
        }
    }

    &.locations-1 td.workshop.filled {
        width: 100%;
    }

    &.locations-2 td.workshop.filled {
        width: 50%;
    }

    &.locations-3 td.workshop.filled {
        width: 33.333%;
    }

    &.locations-4 td.workshop.filled {
        width: 25%;
    }

    &.locations-5 td.workshop.filled {
        width: 20%;
    }

    &.locations-6 td.workshop.filled {
        width: 16.66667%;
    }

    td {
        text-align: center;
        border: 0;
        background-color: $extra-light-gray;

        &.workshop {

            &.filled {
                background-color: lighten($colour-1, 25%);
                border: 0.1rem solid $light-gray;
            }

            &.open {
                #admin-schedule & {
                    background-color: lighten($colour-1, 40%);
                    cursor: pointer;
                    white-space: nowrap;
                    border: 0.1rem solid $light-gray;

                    &:hover {
                        background-color: lighten($colour-1, 25%);
                    }
                }
            }
        }

        &.event {
            background-color: lighten($colour-2, 25%);
            border: 0.1rem solid $light-gray;
        }

        &.meal {
            background-color: lighten($colour-3, 25%);
            border: 0.1rem solid $light-gray;
        }

        .title {
            @include font-family(secondary);
        }

        .event-detail-link {
            display: inline-block;
            display: inline-flex;
            position: relative;
            height: 100%;
            width: 100%;
            color: inherit;
            align-items: center;

            @include after {
                display: none;
            }

            .details {
                flex: 1;
            }
        }

        .status {
            display: inline-block;
            text-align: left;
            float: right;
            font-size: 0.9em;
            margin-top: 0.5em;
        }

        .conflict-score {
            text-align: right;

            .title {
                @include font-family(secondary);
            }
        }

        .errors {
            position: relative;
            border-top: 0.1rem solid #666;
            margin-top: 0.5em;
            padding-top: 0.25em;

            @include before {
                content: '!';
                display: inline-block;
                position: absolute;
                z-index: 1;
                top: 0;
                left: -1.2em;
                width: 1em;
                color: $white;
                @include font-family(secondary);
            }

            @include after {
                content: '';
                position: absolute;
                top: 0.1em;
                left: -1.333em;
                width: 0;
                height: 0;
                font-size: 1.25em;
                border: 0.5em solid;
                border-left-color: transparent;
                border-right-color: transparent;
                border-width: 0 0.5em 0.75em;
                color: darken($colour-2, 25%);
            }
        }

        #main .columns & form {
            margin-top: 0;
            
            button {
                margin-top: 0.5em;
                float: left;
                z-index: 1;
            }
        }
    }
}

body.home table.schedule td .event-detail-link:hover {
    outline: 0.33rem solid #02CA9E;
    outline-offset: 0.25rem;
    z-index: 1;
}

.event-dlg {
    @include _-(flex, 0);
    position: relative;
    z-index: 1000;
    background-color: $white;
    text-align: left;
    padding: 2em 2em 0.5em;
    min-width: 100%;
    max-height: 100%;
    overflow: auto;
    margin: auto;
    @include _(opacity, 0);
    @include _(transition, opacity 150ms ease-in-out);
    @include default-box-shadow(top, 2);

    .actions {
        margin: 2em 0 0;
    }

    &.open {
        @include _(opacity, 1);
    }
}

.event-details {
    .title {
        margin: 0 0 0.5em;
    }

    .address {
        text-align: center;
    }
}

#main {
    position: relative;
    background-color: $white;
    padding-bottom: rems(2);
    @include _(flex, 1);

    article {
        padding: rems(2.5) 0;
        margin: 0 1em;

        ul {
            font-size: 1.125em;
            line-height: 1.5em;
        }

        li {
            margin-bottom: 0.5em;
        }
    }

    .featured-image-container {
        @include _-(display, flex);
        @include _(flex-wrap, wrap);

        figure {
            @include _(order, 1);
            width: 100%;
            height: 12em;
            margin: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        
        ul {
            clear: left;
        }
    }
}

a.logo {
    display: inline-block;
    font-size: rems(5);
    text-decoration: none;
    padding: 0.1em;
    border: 0;
    float: left;
    overflow: auto;
    @include clearfix;

    &:hover,
    &:active,
    &:focus {
        @include after {
            display: none;
        }
    }
}

@if capable_of(svg) {

    @include keyframes(active-logo) {
        0% { fill: $colour-1; }
        15% { fill: $colour-5; }
        30% { fill: $colour-3; }
        45% { fill: $colour-4; }
        60% { fill: $colour-2; }
    }

    svg.bb-icon-logo {
        fill: $colour-1;
    }
    svg.bb-icon-logo-text {
        fill: $black;
    }

    .logo:hover svg.bb-icon-logo {
        @include _(animation, active-logo 4s infinite);
    }
}

.logo .icons {
    display: inline-block;
    height: 1em;
    width: 1em;
    float: left;
}

#banner {
    clear: left;
    float: none;
    margin: 1em auto 0;
    text-align: center;

    figure {
        position: relative;
        width: 100%;
        max-width: rems(60);
        margin: 0;
    }

    img {
        width: 100%;
    }
}

.conference-banner {
    text-align: center;
    padding: 0;
    margin: 0;

    .title {
        font-size: 5vw;
        margin: 1em auto 0;

        h1, h2 {
            margin: 0;
        }

        h2 {
            font-size: 1.15em;
        }
    }

    .secondary {
        font-size: 0.85em;
        line-height: 2em;
    }

    img {
        max-width: 100%;
        margin-top: 2em;
    }
}

.conference-details {
    .links {
        text-align: center;
        margin-bottom: 2em;

        .button {
            margin: 0 0.25em 0.5em;
            vertical-align: middle;
        }

        .register {
            font-size: 1.5em;
        }
    }
}

$header-tilt: 8deg;

#header-title {
    font-size: 2.25vw;
    background-size: cover;
    background-position: 50% 20%;
    background-repeat: no-repeat;
    background-color: $colour-1;
    color: $light-gray;
    overflow: hidden;
    position: relative;
    z-index: $zindex-base;

    .row, .columns {
        position: static;
    }

    rect {
        fill: $colour-1;
    }

    .cover {
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: $zindex-base;
        background-size: inherit;
        background-position: inherit;
    }

    @if capable_of(css-mixblendmode) {
        position: relative;

        .cover {
            -webkit-filter: saturate(25%);
            filter: saturate(25%);
            @include _(mix-blend-mode, multiply);
        }
    }
    
    &.no-image,
    &.short {
        h1 {
            text-align: center;
            font-size: 3.5em;
            margin: 1.75em 0 .75em;
            position: relative;
            z-index: $zindex-base + 2;
            @include _(text-shadow, 0 0 0.15em #000);
        }
    }

    &.map {
        background-position: 0 0;
        background-repeat: repeat;
        background-size: 30px 30px;
        @include _(animation, barberpole 500ms linear infinite);
        background-image: linear-gradient(
            45deg, 
            rgba($white, 0.1) 25%, 
            transparent 25%, 
            transparent 50%, 
            rgba($white, 0.1) 50%, 
            rgba($white, 0.1) 75%, 
            transparent 75%, 
            transparent
        );

        svg {
            vertical-align: middle;
            background-color: transparent;
            width: 100%;
            @include _(transition, background-color 1s ease-in-out);

            &.loaded {
                background-color: $colour-1;
            }
        }

        .country {
            fill: $colour-5;
            stroke: rgba($black, 0.02);
            stroke-width: 1px;
        }

        .cities {
            fill: $colour-4;
            opacity: 0.75;

            .city {
                opacity: 0.9;
                cursor: pointer;
                @include _(animation, fade-out ease-in-out 3s infinite alternate both);

                &:hover {
                    fill: $colour-3;
                    stroke: rgba($white, 0.125);
                    stroke-width: 6px;
                }
            }

            &.annual-conferences {
                fill: $colour-2;
            }
        }

        #tooltip {
            position: absolute;
            left: 0;
            bottom: 0;
            right: 0;
            opacity: 0;
            background-color: rgba($black, 0.25);
            padding: 0.5em 0;
            pointer-events: none;
            text-shadow: 0 0 0.5em $black;
            @include _(transition, opacity 250ms ease-in-out);

            &.open {
                opacity: 1;
            }

            h3 {
                margin: 0;
                padding-right: 0.5em;
            }

            .conference-details {
                margin: 0.25em 0;
                
                div {
                    display: inline-block;

                    @include after {
                        content: '|';
                        margin: 0 0.75em;
                    }

                    &:last-child {
                        @include after {
                            display: none;
                        }
                    }
                }
            }
        }
    }

    .title {
        position: relative;
        padding: 1%;
        overflow: hidden;
        text-align: center;
        @include _(text-shadow, 0 0.2em 0.5em rgba(32, 32, 32, 0.5))
    }

    .background {
        position: absolute;
        @include _(transform, rotate($header-tilt));
        color: $colour-1;
        @include _(opacity, 0.65);
        margin: -4% -2%;
        @if capable_of(calc) {
            font-size: calc(5vw + #{rems(7)});
        } @else {
            font-size: rems(11);
        }
        display: none;
    }

    .details {
        position: relative;
        display: inline-block;
        color: $white;
        @include _(text-shadow, 0 0.2em 0.5em rgba(32, 32, 32, 0.75));
    }

    .primary {
        font-size: 2.5em;
        margin: 0;
    }

    .secondary {
        font-size: 1.5em;
    }

    body.error-locale-not-available & {
        background-color: $colour-5;
    }

    body.error-500 & {
        background-position: 50% 50%;
        background-color: $colour-2;
    }

    body.error-403 & {
        background-position: 50% 33%;
    }

    body.admin & {
        background-color: $colour-4;
    }

    body.banner-bottom & {
        background-position: center bottom;
    }
}

#footer {
    padding: 1em;
    
    footer {
        @include _-(display, flex);
        @include _(flex-flow, row wrap);
        @include _(align-items, flex-end);
        font-size: 4.1vw;
    }

    .site-info, .user-controls, .external {
        width: 100%;
        text-align: center;

        a {
            text-align: right;
            white-space: nowrap;
            color: #666;
        }
    }

    .external {
        margin-bottom: 1em;
    }

    .my-account {
        margin-right: 0.5em;
    }

    .logout {
        margin-left: 0.5em;
    }

    .contact-us {
        line-height: 2.5em;
    }

    .facebook {
        a {
            &:hover, &:active, &:focus {
                svg {
                    fill: #3B579D;
                }
            }
        }
    }

    .github, .facebook {
        display: inline-block;
        margin: 0.5em;

        a {
            @include after {
                display: none;
            }
            svg {
                @include _(transition, fill 250ms ease-in-out);
            }
        }

        .icons {
            width: 1.5em;
            height: 1.5em;
            fill: $black;
            vertical-align: middle;
        }
    }

    .github {
        a {
            @include after {
                display: none;
            }
        }

        &:hover .icons {
            fill: #4183C4;
        }
    }

    ul.locales {
        @include _(flex, 1);
        @include _(flex-basis, 100%);
        padding: 0;
        margin: 1em 0;
        list-style: none;
        text-align: center;
    }

    body.error-locale-not-available & {
        .github, .facebook, .locales {
            visibility: hidden;
        }
    }
}

body.error-locale-not-available {
    .locales {
        list-style: none;
        padding: 0;
        text-align: center;

        li {
            margin-bottom: 1em;
        }
    }
}

body {
    #primary-content {
        @include _(transition, 'filter 250ms ease-in-out, -webkit-filter 250ms ease-in-out');

        @if capable_of(flexbox, true) {
            display: -webkit-flex;
            flex-direction: column;
        }
        min-height: 100vh;
        overflow: hidden;
    }

    &.has-overlay {
        overflow: hidden;

        #primary-content {
            -webkit-filter: blur(5px);
            @include _(filter, blur(5px));
        }

        #overlay {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            cursor: pointer;
            z-index: 1000;
        }
    }
}

#content-overlay {
    display: none;

    body.has-overlay & {
        display: block;
    }

    body.has-overlay.is-event-dlg & {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        @include _-(display, flex);
    }

    .dlg {
        @include before {
            content: '';
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background-color: rgba($black, 0);
            @include _(transition, background-color 250ms ease-in-out);
        }
        
        &.open {
            @include before {
                background-color: rgba($black, 0.5);
            }

            .dlg-content {
                @include _(transform, rotateZ(0deg));
            }
        }
    }

    .dlg-content {
        position: fixed;
        right: 0;
        bottom: 0;
        left: 0;
        max-width: 50rem;
        max-height: 100%;
        font-size: 0.9em;
        overflow-y: auto;
        margin: auto;
        z-index: 1001;
        background-color: $white;
        text-align: center;
        @include _(transition, transform 500ms ease-in-out);
        @include _(transform, rotateX(-90deg));
        @include _(transform-origin, center 250%);
    }

    .dlg {
        .title {
            padding: 0.5em;
            background-color: $colour-5;
            color: $white;
            @include _(text-stroke, 1px rgba(0, 0, 0, 0.25));
        }
    }

    button, .button {
        margin: 0 0.25em 0.5em;
    }

    .dlg-inner {
        padding: 0 2em 2em;
    }

    .message {
        margin-bottom: 2em;
    }

    #info-dlg .title {
        background-color: $colour-1;
        font-size: 1.5em;
        text-align: left;
    }

    #info-dlg .message {
        text-align: left;

        p, h4 {
            font-size: 0.8em;
        }

        h3 {
            font-size: 1em;
        }

        h5 {
            font-size: 0.667em;
        }

        h6 {
            font-size: 0.8em;
        }
    }

    #login-dlg .title {
        font-size: 2em;
        margin-bottom: 1em;
    }

    #contact-dlg {
        .title {
            background-color: $colour-4;
        }

        .email-field {
            margin-top: 2em;
        }

        textarea {
            min-height: 7.5em;
        }
    }
}

@include keyframes(fade-out) {
    to {
        @include _(opacity, 0.6667);
    }
}

@include keyframes(barberpole) {
  to   { background-position: 60px 30px; }
}

html :focus {
    outline: 0;
}

@mixin header-colour($page, $colour) {
    body.#{$page} {
        #header-title {
            background-color: $colour;
        }
    }
}

@include header-colour(about, $colour-3);
@include header-colour(policy, $colour-5);

#main .graded-options {
    text-align: center;

    button {
        background-color: $colour-4;
        @include font-family(secondary);
        margin-top: 1em;
        margin-bottom: 1em;

        &.option-1 {
            background-color: $colour-3;
        }

        &:last-child {
            background-color: $colour-5;
        }
    }

    &.option-count-4 button.option-3,
    &.option-count-5 button.option-4 {
        background-color: mix($colour-3, $colour-5);
    }
    
    &.option-count-5 {
        button.option-2 {
            background-color: mix($colour-3, $colour-4);
        }
    }
}

#main .skip {
    button {
        background-color: #888;
    }
}

#main form.custom-payment {

    input[type="number"] {
        width: 4em;
        margin-right: 0.5em;
    }

    button {
        background-color: $colour-1;
    }

    .currency {
        color: #888;
        font-size: 1.5em;
    }

    .number-field {
        margin-bottom: 0;
    }
}

.conferences-register #main article .policy-agreement {
    ul {
        padding: 0;
        list-style: none;
    }

    .term {
        display: block;
        font-style: italic;
        overflow: auto;
        padding: 0.5em;
        border-bottom: 0.1em solid rgba(51, 51, 51, 0.125);
        font-family: inherit;
    }

    li {
        margin-bottom: 0;

        &:last-child .term {
            border: 0;
        }
    }

    input {
        width: 1.1em;
        height: 1.1em;
        margin-top: 0.75em;
        margin-left: 0.5em;
        float: right;
        cursor: pointer;

        &:hover + .term {
            background-color: rgba($colour-3, 0.25);
        }

        &:checked + .term {
            font-style: normal;
            background-color: rgba($colour-5, 0.125);
        }
    }
}

body.policy .policy-agreement ul {
    padding: 0 1.5em 0;
}

.facilitators {
    display: inline-block;

    .facilitator {
        margin: 0 0 0.5em 0.5em;
        padding: 1.5em 0.5em 0.5em;
        border-top: 0.1em solid #CCC;

        &:first-child {
            border: 0;
            padding-top: 0;
        }
    }

    .name {
        position: relative;
        font-weight: bold;
    }

    .details {
        margin-top: 0.5em;
    }

    .email {
        margin-bottom: 0.5em;
    }

    .name, .role {
        display: inline;
    }

    .role {
        color: #666;
        white-space: nowrap;

        @include before {
            content: '(';
        }

        @include after {
            content: ')';
        }

        &:last-child {
            @include after {
                content: ')';
            }
        }
    }
}

.list-view {
    ul {
        list-style: none;
        padding: 0;

        &.break {
            border-top: 0.25em solid $light-gray;
            margin-top: 2em;
            padding-top: 1em;
        }
    }

    li {
        box-shadow: 0 0.15em 0 -0.1em $light-gray;

        &:last-child {
            box-shadow: 0 0.333em 0 -0.1em $light-gray;
        }
        
        > div {
            vertical-align: top;
            margin-top: 2em;

            h3, p:first-child {
                margin-top: 0;
            }

            &:first-child {
                padding-right: 1em;
            }
        }
    }

    .info {
        
        .title {
            margin: 0 0 0.5em;
        }

        .conference-details {
            margin-bottom: 1em;
        }
    }

    .img {
        text-align: center;

        img {
            max-width: 100%;
        }
    }

    .actions {
        margin: 1em 0;
    }
}

.workshop-notes {
    p {
        font-size: 1em;
    }
}

.major-group {
    border-bottom: 0.333em solid $light-gray;
    padding-bottom: 2em;
    margin-bottom: 1em;

    &:last-child {
        border-bottom: 0;
    }
}

#main .workshop-list {
    list-style: none;
    padding: 0;

    .workshop-description {
        font-size: 0.9em;
        max-height: 20em;
        padding: 1em;
        overflow: hidden;
    }

    > li {
        position: relative;
        margin-bottom: 1em;
        border-bottom: 0.1rem solid $light-gray;

        ul {
            padding-left: 2.5em;
            margin-bottom: 1.5em;
        }

        li {
            border: 0;
        }

        &:last-child {
            border: 0;
        }
    }

    .actions {
        position: relative;
        margin: 0 0 1em;
        @include _(box-shadow, 0 -1em 1em $white);
    }

    .title {
        margin: 0;
    }

    p {
        font-size: 1em;
    }

    h5, h6 {
        margin: 1em 0 0;
    }
}

.interest-button {
    button {
        margin: 0 0 0 1em;
        font-size: 0.8em;
        padding-top: 0.333em;
        padding-bottom: 0.333em;
        background-color: $colour-5;
    }
}

#main .workshop-interest, .workshop-interest {
    text-align: right;

    form {
        display: inline;
    }

    button {
        font-size: 0.9em;
        margin: 1em;
        background-color: $colour-5;
        vertical-align: middle;

        &.delete {
            background-color: $colour-4;            
        }
    }
}

.original-text {
    margin: 0 0 1em 1em;

    .value {
        border: 0.1em solid #DDD;
        padding: 1em;
        margin: 1em 0 3em 0;
        background-color: $extra-light-gray;
        @include _(border-radius, 0.25em);
    }
    
    h4, h5, h6 {
        margin: 0;
    }

    h5 {
        font-size: 1em;
    }

    h6 {
        font-size: 0.9em;
    }

    p {
        margin: 0.5em 0;
        font-size: 0.9em;
    }
}

.facilitator .button {
    font-size: 0.9em;
    vertical-align: -0.75em;
}

#main form.add-facilitator {
    button {
        height: 2.4em;
        font-size: 0.9em;
    }
}

.select-field {
    line-height: 1.75em;
    position: relative;

    select {
        display: block;
        width: 100%;
        height: 1.75em;
        font-family: inherit;
        font-size: 1.5em;
        padding: 0 0.5em;
        border: 0.1em solid;
        cursor: pointer;
        @include default-box-shadow(top, 1.5, false);

        td &,
        .table-td & {
            @include _(box-shadow, none);
        }
    }

    @if capable_of(pointer-events) {
        label {
            @include after {
                content: '';
                position: absolute;
                display: block;
                border: 0.1em solid;
                width: 1.75em;
                height: 1.75em;
                background-color: $colour-5;
                font-size: 1.5em;
                z-index: 1;
                right: 0em;
                bottom: 0em;
                pointer-events: none;
            }

            @include before {
                content: '';
                position: absolute;
                display: block;
                @include _(transform, rotate(-45deg));
                border: 0 solid $white;
                border-width: 0 0 0.25em 0.25em;
                width: 1em;
                height: 1em;
                right: 0.75em;
                bottom: 1em;
                z-index: 2;
                pointer-events: none;
            }
        }

        &:hover label {
            @include after {
                background-color: $colour-3;
            }
        }

        select {
            padding-right: 2.25em;
            -webkit-appearance: none;
            @include _(appearance, none);
        }

        &.small label {
            @include after {
                font-size: 1em;
            }

            @include before {
                font-size: 0.725em;
            }           
        }
    }

    &.full select {
        width: 100%;
        margin-bottom: 2em;
    }

    &.inline-label {
        display: inline-block;

        label {
            float: left;
            margin-right: 0.5em;
        }
    }
}

.toggleable {
    @include _(transition, 'transform 250ms ease-in-out, max-height 250ms ease-in-out, visibility 0s linear 250ms');
    @include _(transform, scaleY(0));
    @include _(transform-origin, 0 0);
    max-height: 0;
    visibility: hidden;

    &.open {
    @include _(transition, 'transform 250ms ease-in-out, max-height 250ms ease-in-out');
        max-height: 100em;
        visibility: visible;
        @include _(transform, scaleX(1));
    }
}

@include breakpoint(medium) {
    :focus,
    input[type="submit"]:focus,
    .check-box-field input:focus + label,
    .radio-button-field input:focus + label,
    .select-field select:focus,
    .workshop-link:focus .title,
    #main-nav .nav a:focus .title {
        html[data-input="kb"] & {
            outline: 0.25rem solid rgba($colour-2, 0.5);
            outline-offset: 0.2rem;
            z-index: 1;
        }
    }

    html[data-input="kb"] {
        #main-nav .logo:focus {
            outline-offset: -0.2em;
        }

        .workshop-link:focus,
        #main-nav .nav a:focus {
            outline: none;
        }
    }

    body {
        padding-bottom: 0;
    }

    h2 {
        font-size: 2.25em;
    }

    h3, legend {
        font-size: 1.75em;
    }

    p {
        font-size: 1.25em;
    }

    fieldset {
        &.right-help {
            float: left;
            text-align: left;
            margin-right: 1.5em;
        }
    }

    form {
        &.flex-form {
            @include _-(display, flex);
            @include _(align-items, flex-start);

            .input-field {
                @include _(flex, 1);
            }

            button, .button {
                margin-left: 1em;
                height: 2.6em;
        
                + button, + .button {
                    margin-top: 0;
                    margin-left: 0.75em;
                }
            }
        }
    }

    .input-field {
        &.big select,
        &.big input {
            font-size: 2em;
        }
    }

    .multi-field {
        display: table;
        width: 100%;

        .input-field {
            display: table-cell;
            padding-right: 1em;

            &:last-child {
                padding-right: 0;
            }
        }
    }

    .flex-column {
        @include _-(display, flex);
        @include _(align-items, flex-start);
        margin-top: 1em;

        p:first-child {
            margin-top: 0;
        }

        .stretch-item {
            @include _(flex, 1);
            margin-right: 1em;
        }

        .select-field ~ .number-field,
        .select-field ~ .email-field,
        .select-field ~ .search-field,
        .select-field ~ .telephone-field,
        .select-field ~ .password-field,
        .select-field ~ .text-field {
            margin-top: 1em;
        }
    }

    .flex-form, .flex-column {
        button, .button {
            width: auto;
        }
    }

    #main-nav {
        .logo {
            margin-top: 0;
            padding-top: 0.1em;
            font-size: 4.25em;
        }

        .nav {
            position: static;
            font-size: 1.75em;
            display: block;
            text-align: center;
            background-color: transparent;
            @include _(box-shadow, none);
        }

        .nav a {
            &[class] {
                width: auto;
                float: none;
                overflow: visible;
                margin-left: 0.725em;
                padding: 0.25em 0.5em;
                @include _(box-shadow, none);
                @include _(text-shadow, none);
                background-color: transparent;
                @include _(transform, 'translateY(0)');
                @include _(transition, transform 150ms ease-in-out);
            }

            @include before {
                content: '';
                position: absolute;
                top: -0.375em;
                left: 0;
                width: 100%;
                height: 0.5em;
                background-color: currentColor;
            }

            .title {
                position: relative;
                color: $black;
            }

            &.policy {
                color: $colour-5;
            }

            &.about {
                color: $colour-3;
            }

            &.conferences {
                color: $colour-2;
            }

            &:hover {
                @include _(transform, 'translateY(0.25em)');
            }

            &.current {
                @include _(transform, 'translateY(0.333em)');

                @include before {
                    height: 0.5em;
                    border-bottom: 0.2em solid rgba($white, 0.25);
                }
            }
        }
    }
    
    .conference-banner {
        margin: 0 auto;
        width: 100%;

        .title {
            font-size: 1.9em;
            margin: 0 0 1em;
        }

        img {
            max-height: 62em;
            max-width: 100%;
            margin-bottom: 5.5em;
            @include _(box-shadow, 0 0 2em -0.5em rgba(0, 0, 0, 0.5));
        }
    }

    ul.warnings {
        li {
            margin: 1em 4em;
        }
    }

    .warning-info {
        margin-left: 1em;
    }

    .list-view {
        ul {
            display: table;
            width: 100%;
        }

        li {
            display: table-row;

            &.not-public {
                background-color: lighten($yellow, 33%);
            }
        }

        .info, .img {
            display: table-cell;
        }
        
        .img {
            padding: 2em 0 1em;
        }

        .info {
            padding: 2em 1em 2em 0;
        }
    }

    .workshop-list {
        padding: 0 2em;
    }

    .event-dlg {
        min-width: 75%;
    }

    #main {
        clear: right;

        article {
            padding: rems(2.5) 7.5%;
        }

        .columns {
            form {
                margin-top: 2em;
            }
        }

        .featured-image-container {
            display: block;

            figure {
                float: left;
                width: 33%;
                margin: 0 1.5em 1em -1.5em;
            }
        }
    }

    .conferences-register #main article .policy-agreement .term {
        // make it a little more difficult for desktop users
        // to help ensure they read each point
        pointer-events: none;
    }

    #header-title {
        min-height: rems(35);
        font-size: 1em;

        h1 {
            margin: 0.67em 0 0.5em;
        }

        .row {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
        }

        &.short {
            font-size: 2em;
            min-height: rems(15);

            h1 {
                position: absolute;
                bottom: 0;
                text-align: left;
                font-size: 2em;
            }

            @include before {
                content: '';
                position: absolute;
                top: 0;
                right: 0;
                bottom: 0;
                left: 0;
                z-index: $zindex-base + 2;
                @include _(box-shadow, inset 0 -13rem 3em -4rem rgba(0, 0, 0, 0.8));
                @include _(transition, opacity 250ms ease-in-out);
            }
        }

        &.map {
            min-height: 0;
        }

        &.no-image {
            min-height: 0;
            font-size: 1em;
        }

        svg {
            display: block;
        }

        svg rect {
            @include _(animation, banner-load 1s ease-in-out);
        }

        .title {
            text-align: left;
            width: 110%;
            background-color: rgba($white, 0.5);
            @include _(transform, rotate(-$header-tilt) translate3d(0, 0, 0));
            @include _(transform-origin, 0 100%);
        }

        .details {
            text-align: right;
            color: #000;
        }

        .background {
            display: block;
        }
        
        .primary {
            padding: 12% 0 0 0.25em;
        }
    }

    #footer {
        footer {
            font-size: 1em;
        }

        .github {
            @if capable_of(flexbox, true) {
                @include _(flex, none);
                @include _(flex-basis, auto);
            }
            margin: 0 1em;
        }
        .facebook, .external {
            margin: 0;
        }

        .site-info {
            width: auto;
            text-align: right;
        }

        .site-info, .user-controls, .external {
            width: auto;
        }

        ul.locales {
            @include _(flex, none);
            @include _(flex-basis, auto);
            @include _(flex-grow, 1);
            margin: 0 0 0 2em;
            text-align: left;
        }

        @if not capable_of(flexbox, true) {
            margin-top: 5em;

            .external {
                float: left;
                margin-top: 2.25em;
            }

            .user-controls {
                float: left;
                margin-top: 2.5em;
            }
        }
    }

    .check-box-field,
    .radio-button-field {
        @include _-(display, flex);

        label {
            @include _(flex, 1);
            border: 0.1em solid;
            border-left: 0;
            text-align: left;
        }

        input:first-child + label {
            border: 0.1em solid;
        }

        input[type="radio"] + label {
            @include after {
                top: -0.025em;
                left: 0.175em;
            }
        }

        &.inline {
            label {
                float: left;
            }

            &.vertical {
                label {
                    float: none;
                }
            }

            input[type="radio"] + label {
                @include after {
                    top: -0.025em;
                    left: 0.175em;
                }
            }
        }
    }

    .fieldgroup {
        @include _-(display, flex);
        @include _-(display, inline-flex);
    }

    .select-field {
        select {
            width: auto;
            min-width: 100%;
        }
    }

    .flow-steps {
        ul {
            margin: 2em 0 1em 0;
        }

        .step {
            position: static;
            text-align: center;
            white-space: normal;
            @include _(transform, none);
        }
    }

    #main table.calendar {
        button {
            height: 4em;
        }
    }

    #main .registration-step-options {
        display: table;
        table-layout: fixed;

        .options {
            display: table-row;
        }

        button {
            display: table-cell;
            margin: 0 0.5em;
            width: auto;

            &:first-child {
                margin-left: 0;
            }

            &:last-child {
                margin-right: 0;
            }
        }

        fieldset {
            margin-bottom: 3em;
        }

        .custom-option {
            margin-top: 1em;

            input {
                display: table-cell;
                width: 10em;
            }

            button {
                width: 50%;
                border-top: 0;
                border-left: inherit;
            }
        }
    }

    .responsive-table {
        display: table;

        .table-tr {
            display: table-row;
        }

        .table-td {
            padding: 0.25em 0.5em;
        }

        .table-th, .table-td {
            display: table-cell;
        }
    }
} // medium

@include breakpoint(large) {
    #main {
        padding-left: $sidebar-width;
    }

    #header-title {
        &.no-image {
            min-height: 0;
        }
        &.short {
            min-height: rems(25);
        }
        &.no-image,
        &.short {
            h1 {
                text-align: left;
                margin: 0.67em 0;
            }
        }

        &.map {
            svg {
                height: 35em;
            }
        }
    }

    #main-nav .logo {
        font-size: 5em;
    }

    a.logo {
        display: block;
        float: none;
        padding: 0.2em;
    }

    .actions {
        margin: 4em 2em 0 0;
    }
    
    #footer {
        overflow: visible;
        padding: 0;
        width: 100%;
        margin-bottom: 2.5em;

        footer {
            max-width: $row-width;
            margin: 0 auto;
        }
    }

    #main table.calendar {
        button {
            height: 5em;
        }
    }
}

@include breakpoint(small, medium) {
    #main-nav .columns.medium-3 {
        width: auto;
    }
}