@import url('https://fonts.googleapis.com/css2?family=Montserrat&family=Nanum+Pen+Script&family=Noto+Serif&family=Open+Sans&family=Parisienne&family=Roboto&family=Roboto+Mono&family=Roboto+Slab&display=swap');
:root{
    --border-pad: 8px; /*is set during runtime as well in resize func*/

    /* Colors */
    --accent: dodgerblue;
    --negative: crimson;
    --shade-1: #fff;
    --shade-2: #eee;
    --shade-3: #ddd;
    --shade-4: #ccc;
    --shade-5: #aaa;
    --shade-6: #888;
    --shade-7: #444;
    --shade-8: #222;
    --shade-9: #000;
}
*{
    box-sizing: border-box;
}
html,body{
    margin: 0;
    padding: 0;
    background-color: var(--shade-1);
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}
body{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

/* Canvas */
canvas.pag3-canvas{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}
canvas.pag3-canvas:active{
    z-index: 10;
    transition: z-index 1ms linear 0.5s;
}

/* Buttons */
button{
    font-size: small;
    padding: 0.5rem;
    border-radius: 0.5rem;
    border: none;
    outline: none;
    box-shadow: 2px 2px 0.25rem var(--shade-6);
    background-color: var(--shade-1);
    margin: 0.25rem;
    opacity: 0.8;

    /* Disable text select */
    -webkit-user-select: none;  
    -moz-user-select: none;    
    -ms-user-select: none;      
    user-select: none;
}
button:hover{
    outline: none;
    opacity: 1;
}

/* Negative Coloring */
.negative{
    color: var(--negative) !important;
}

/* Disable Text Select */
.no-select{
    -webkit-user-select: none;  
    -moz-user-select: none;    
    -ms-user-select: none;      
    user-select: none;
}

/* UI Floating Panel */
.ui-floating-panel{
    display: none;
    flex-wrap: nowrap;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    position: absolute;
    max-width: 100%;
    max-height: 100%;
    z-index: 5;
    background-color: var(--shade-1);
    color: var(--shade-9);
    opacity: 0.9;
    box-shadow: 2px 2px 7px var(--shade-6);
}
.ui-floating-panel:hover{
    opacity: 1;
    z-index: 6;
}
.ui-floating-panel.show{
    display: flex;
}
.ui-floating-panel>.header{
    background-color: var(--shade-5);
    color: var(--shade-7);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    cursor: grab;
    border-bottom: 2px solid var(--accent);
}
.ui-floating-panel>.header>.title{
    padding: 0.5em;
    font-size: small;
    font-weight: bold;
}
.ui-floating-panel>.header>.close-btn{
    box-shadow: none;
    border: none;
    margin: 0;
    margin-left: 1em;
    border-radius: 0;
    outline: none;
    cursor: pointer;
}
.ui-floating-panel>.content-wrapper{
    position: relative;
    display: flex;
    overflow-y: auto;
}
.ui-control-panel{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    z-index: 50;
    cursor: grabbing;
}

/* UI Buttons */
.ui-btn{
    position: relative;
    width: 2.7rem;
    height: 2.7rem;
    opacity: 0.9;
    cursor: pointer;
}
.ui-btn:hover{
    opacity: 1;
    z-index: 4;
}
.ui-btn.active>.default-img,
.ui-btn>.active-img{
    display: none;
}
.ui-btn>.default-img,
.ui-btn.active>.active-img{
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    color: black;
    overflow: hidden;
    top: 0.1rem;
    left: 0.1rem;
    right: 0.1rem;
    bottom: 0.1rem;
    border-radius: 0.15rem;
    background-color: var(--shade-1);
    background-position: center center;
    background-size: 90% 90%;
    background-repeat: no-repeat;
    box-shadow: 2px 2px 1px var(--shade-6);
    border: 1px solid var(--shade-4);
}
.ui-btn.active>.active-img{
    color: var(--accent);
}
.ui-btn:hover>.default-img,
.ui-btn:hover>.active-img{
    box-shadow: 3px 3px 1px var(--shade-6);
    transform: translate(-1px,-1px);
}
.ui-btn.disabled>*{
    background-color: var(--shade-4);
}

/* Dropdown Arrow */
.ui-btn>.arrow-down{
    display: none;
    color: var(--shade-6);
    position: absolute;
    top: 90%;
    left: 50%;
    transform: translate(-50%, 0);
    font-size: 24px;
    font-weight: bold !important;
}
.ui-btn:hover>.arrow-down{
    display: block;
}
.ui-btn.active:hover>.arrow-down, .ui-btn.active>.arrow-down{
    display: block;
    transform: translate(-50%, 0) rotate(180deg);
    color: var(--shade-8);
}

/* Tooltip */
.tooltip{
    z-index: 100;
    position: fixed;
    top: 0;
    left: 0;
    opacity: 0;
    position: absolute;
    white-space: nowrap;
    text-align: center;
    font-size: small;
    padding: 1px;
    border-radius: 2px;
    background-color: #fffc;
    animation-name: fade;
    animation-duration: 3s;
    animation-iteration-count: 1;
}

@keyframes fade {
    0%{
        opacity: 1;
    }
    75%{
        opacity: 1;
    }
    100%{
        opacity: 0;
    }
}

/* Selection Menu */
#selection-menu{
    top: 50%;
    left: 50%;
    position: fixed;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
}
#selection-menu .ui-btn.disabled {
    display: none;
}

/* UI Wrapper */
.ui-wrapper{
    position: absolute;
    top: var(--border-pad);
    left: var(--border-pad);
    right: var(--border-pad);
    bottom: var(--border-pad);
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: stretch;
}

/* Toolbar */
.toolbar{
    z-index: 2;
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: flex-start;
    max-width: max-content;
}
.ui-dropdown{
    position: absolute;
    top: 100%;
    transform: translate(0,2px);
    left: 0;
    display: none;
    flex-direction: column;
    z-index: 3;
}
.ui-dropdown.show{
    display: flex;
}
.ui-toolbar-panel{
    position: absolute;
    top: 0;
    left: 0;
    border: 1px solid var(--shade-4);
    max-height: 100%;
    max-width: 100%;
    z-index: 2;
    overflow-y: auto;
}
.ui-toolbar-panel.hide{
    display: none;
}

/* Widget Container */
.widget-wrapper{
    position: relative;
    flex-grow: 1;
    margin-top: 1rem;
}
.widget-container{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

/* File Panel and Toolbox */
.file-panel, .toolbox{
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
}

.file-panel>.btn-column, .toolbox>.btn-column{
    background-color: var(--shade-2);
    padding: 0.25rem;
    overflow-y: auto;
    max-height: 100%;
    min-width: fit-content;
}

.toolbox>.info-panel{
    background-color: var(--shade-1);
    max-width: 400px;
    overflow-y: auto;
}

.toolbox>.info-panel>div{
    display: none;
    padding: 0.25rem;
    margin: 0.25rem;
    margin-bottom: 1.25rem;
    border-radius: 3px;
}

.toolbox>.info-panel>div>h2{
    margin: 0;
    margin-bottom: 0.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--accent);
}

.toolbox>.info-panel>div>p{
    padding: 0.25rem;
    background-color: var(--shade-2);
    color: var(--shade-7);
    font-size: small;
    width: 100%;
}

.toolbox>.info-panel>div .ui-select-container,
.toolbox>.info-panel>div .ui-slider-container
{
    margin-bottom: 1rem;
    width: 100%;
    min-width: 100px;
}

.toolbox>.info-panel.MULTI>.MULTI,
.toolbox>.info-panel.PEN>.PEN,
.toolbox>.info-panel.TEXT>.TEXT,
.toolbox>.info-panel.ERASER>.ERASER,
.toolbox>.info-panel.BOX_SELECT>.BOX_SELECT,
.toolbox>.info-panel.MOVE>.MOVE,
.toolbox>.info-panel.ROTATE>.ROTATE
{
    display: block;
}

.file-panel>.info-panel{
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    flex-wrap: nowrap;
    position: relative;
}

.file-panel>.info-panel>.welcome-msg{
    flex-grow: 1;
    background-color: var(--shade-1);
    max-width: 500px;
    padding: 1rem;
    overflow: auto;
}

.file-panel>.info-panel>.welcome-msg>h1{
    margin: 0;
    margin-bottom: 0.5rem;
    font-size: large;
}

.file-panel>.info-panel>footer{
    background-color: var(--accent);
    color: var(--shade-1);
    font-size: small;
    padding: 0.5rem;
}

/* Color Picker */
.color-picker{
    border-radius: 3px;
    border: 1px solid var(--shade-6);
    background-color: var(--shade-1);
}
.color-picker .header{
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content:flex-start;
    align-items: stretch;
    background-color: var(--shade-2);
}
.color-picker .color-tab{
    flex-grow: 1;
    padding: 4px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}
.color-picker .color-tab>div{
    background-color: inherit;
    border-radius: 50%;
    width: 1.25rem;
    height: 1.25rem;
    box-shadow: 1px 1px 3px var(--shade-8);
}
.color-picker .tab{
    padding: 3px 10px;
    font-weight: bold;
    color: var(--shade-7);
    background-color: inherit;
    cursor: pointer;
}
.color-picker .tab:hover{
    color: var(--shade-9);
}
.color-picker.hsl .tab.hsl,
.color-picker.rgb .tab.rgb,
.color-picker.hex .tab.hex
{
    background-color: var(--shade-1);
}
.color-picker .panel>div{
    display: none;
    padding: 0.25rem;
}
.color-picker.hsl .panel>.hsl,
.color-picker.rgb .panel>.rgb,
.color-picker.hex .panel>.hex
{
    display: block !important;
}
.color-picker .slider-container>h3 {
    color:  var(--shade-7);
    margin: 0;
    padding: 3px;
    font-size: small;
    text-align: right;
}
.color-picker .slider-container>.inputs{
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: nowrap;
}
.color-picker .slider-container>.inputs>*{
    margin: 2px;
    flex-shrink: 1;
}
.color-picker .slider-container>.inputs>canvas{
    min-width: 100px;
    cursor: pointer;
}

/* Pen Presets */
.pen-preset-container{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    margin-bottom: 1rem;
}
.pen-preset{
    position: relative;
    margin: 2px;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--shade-1);
    border-radius: 3px;
    cursor: pointer;
}
.pen-preset.add{
    font-size: 32px !important;
    color: var(--accent);
}
.pen-preset>*{
    max-width: 100%;
    max-height: 100%;
}
.pen-preset>.pen-stroke{
    border-radius: 50%;
}
.pen-preset:hover{
    border: 1px solid var(--shade-5);
}
.pen-preset.add:hover{
    color: var(--accent);
}
.pen-preset.active{
    border: 1px solid var(--accent);
}
.pen-preset>.delete-preset{
    display: none;
}
.pen-preset.active>.delete-preset{
    display: flex;
    position: absolute;
    right: -12px;
    top: -10px;
    width: 26px;
    height: 26px;
    justify-content: center;
    align-items: center;
    font-size: 18px;
    z-index: 2;
    border-radius: 50%;
    background-color: var(--shade-2);
    color: var(--negative);
}
.pen-preset.active>.delete-preset:hover{
    color: white;
    background-color: var(--negative);
}

/* Slider and Select */
.ui-slider-container, .ui-select-container{
    background-color: var(--shade-1);
    border: 1px solid var(--shade-4);
}
.ui-slider-container>.label, .ui-select-container>.label{
    padding: 3px;
    font-size: small;
    color: var(--shade-7);
    background-color: var(--shade-2);
}
.ui-slider-container>.inputs, .ui-select-container>.inputs{
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    align-items: center;
}
.ui-slider-container input[type=number]{
    width: 50px;
}
.ui-slider-container input[type=range]{
    width: 100px;
}
.ui-slider-container>.inputs>input[type=range],
.ui-select-container>.inputs>select{
    flex-grow: 1;
    min-width: 100px;
}

/* Layers */
.ui-add-layer-btn{
    background-color: var(--shade-2);
    padding: 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}
.ui-add-layer-btn>i{
    background-color: var(--accent);
    border-radius: 0.25rem;
    padding: 0.25rem;
    color: var(--shade-1);
}
.ui-add-layer-btn:hover, .ui-add-layer-btn.drop{
    background-color: var(--shade-1);
    outline: 1px solid var(--accent);
}
.ui-layer-container{
    background-color: var(--shade-1);
    position: relative;
    cursor: pointer;
    display: flex;
    justify-content: flex-start;
    align-items: stretch;
}
.ui-layer-container.active>canvas{
    outline: 1px solid var(--accent);
}
.ui-layer-tool{
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.25rem;
    background-color: var(--shade-4);
    color: var(--shade-7);
}
.ui-layer-tool:hover{
    color: var(--shade-1);
    background-color: var(--accent);
}
.ui-layer-delete-btn{
    color: var(--negative);
}
.ui-layer-delete-btn:hover{
    background-color: var(--negative);
    color: var(--shade-1);
}
.ui-layer-container.visible .ui-layer-visibility-btn{
    color: var(--accent);
}
.ui-layer-container.visible .ui-layer-visibility-btn:hover{
    color: var(--shade-1);
}
.ui-layer-tools{
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: stretch;
}
.ui-layer-settings.open{
    color: var(--shade-1);
    background-color: var(--accent);
}
.ui-layer-settings-panel{
    position: fixed;
    display: none;
    z-index: 6;
}

/* Help Topics */
.help-panel{
    width: 600px;
    padding: 1em;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
}
.help-panel>p{
    margin-top: 0;
}
.help-topic-container{
    height: 400px;
    overflow-y: auto;
    box-shadow: var(--shade-6) 2px 2px 4px inset;
    padding: 0.5em;
    flex-grow: 1;
}
.help-topic{
    border: 1px solid var(--shade-5);
    margin: 2px;
    padding: 0.5em;
    border-radius: 2px;
}
.help-topic>.help-title{
    font-weight: bold;
}

/* Textarea */
.pag3-text-editor{
    font-size: medium;
    font-family: sans-serif;
    color: var(--shade-9);
    background-color: var(--shade-1);
    border: none;
    border-radius: 0;
    margin: 0;
    outline: none;
    padding: 0.5em;
    flex-grow: 1;
}

/* Screenshot Overlay */
#screenshot-overlay{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #4444;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99;
}
#screenshot-overlay>*{
    width: 90%;
    box-shadow: 2px 2px 7px var(--shade-7);
}

/* Hotkey Table */

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

.hotkey-table th,.hotkey-table td{
    padding: 0.25rem;
    font-size: small;
    border: 1px solid var(--shade-4);
    margin: 0;
    text-align: left;
}

.hotkey-table .divider{
    background-color: var(--shade-7);
    color: var(--shade-2);
}

/* Tutorial */
.tutorial-wrapper,.tutorial-canvas{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}
.tutorial-canvas{
    z-index: 97;
}
.tutorial-wrapper{
    z-index: 98;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}
.tutorial-container{
    width: 600px;
    max-width: 100%;
    max-height: 80%;
    overflow-y: auto;
    padding: 1rem;
    color: var(--shade-1);
    background-color: #222e;
    border-radius: 3px;
    margin: 20vh 5vw;
    box-shadow: 2px 2px 5px var(--shade-9);
}
.slide-controls{
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
}
.slide-control-btn{
    font-size: 42px;
    margin: 5px;
    width: 60px;
    height: 60px;
    padding: 5px;
    background-color: var(--shade-7);
    color: var(--shade-1);
    border-radius: 3px;
    box-shadow: 2px 2px 5px solid var(--shade-9);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
}
.slide-control-btn:hover{
    color: var(--accent);
}
.slide-control-btn.hide{
    visibility: hidden;
}

/* Reference Elements for Content */
.ref{
    display: none;
}

/* Mobile Screen Size */
@media only screen and (max-width: 600px) {

    /* UI Floating Panel */
    .ui-floating-panel{
        position: fixed;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        opacity: 1;
    }

    .ui-floating-panel>.header{
        cursor: default;
    }

    .ui-floating-panel>.content-wrapper{
        flex-grow: 1;
    }

    .pag3-text-editor{
        min-height: 100%;
    }

}

/* End */