html {
    overflow: hidden;
}

body {
    margin: 0;
    padding: 0;
    overflow: hidden;

    background-color: #f0f0f0;

    @import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');
    font-family: "Montserrat", sans-serif;

    * {
        user-select: none;
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        -o-user-select: none;
    }

    #app {
        display: flex;
        height: 100dvh;
        width: 100vw;
        background-color: #fff;
        
        transition: all 0.3s ease;
    
        #dialogOverlay {
            position: absolute;
            display: flex;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(10px);
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            cursor: pointer;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            
            transition: all 0.3s ease;
            
            .dialog {
                width: 0;
                background-color: #f0f0f0;
                border-radius: 12px;
                cursor: default;
                overflow: hidden;
    
                position: relative;
    
                box-shadow: none;
                border: 0px solid rgba(0, 0, 0, 0.06);
    
                /* subtle entrance */
                opacity: 0;
                transform: translateY(8px) scale(0.985);
                transition: opacity 200ms ease, transform 220ms cubic-bezier(.22,1,.36,1), width 0ms ease, padding 0ms ease, border-width 0ms ease, box-shadow 0ms ease;
    
                h2 {
                    margin-top: 0;
                    margin-bottom: 8px;
                    font-size: 18px;
                    line-height: 1.2;
                }
                
                p {
                    margin: 0;
                    color: rgb(80, 80, 80);
                    line-height: 1.5;
                }
    
                input {
                    width: calc(100% - 20px);
                    margin: 10px 0;
                    padding: 10px;
                    border-radius: 10px;
                    border: 1px solid rgb(101, 101, 101);
                    outline: none;
                    font-family: "Montserrat", sans-serif;
                    font-weight: 500;
                    color:rgb(22, 22, 22);
                    background-color:rgb(202, 202, 202);
    
                    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
                    
                    &:focus-visible {
                        border-color: rgb(60, 60, 60);
                        box-shadow: 0 0 0 3px rgba(0,0,0,0.08);
                    }
                }
                
                .actions {
                    bottom: 10px;
                    width: calc(100% - 40px);
                    display: flex;
                    justify-content: flex-end;
                    align-items: center;
                    position: absolute;
                    gap: 10px;
    
                    button {
                        padding: 10px 16px;
                        border-radius: 10px;
                        border: 1px solid rgb(160, 160, 160);
                        outline: none;
                        font-family: "Montserrat", sans-serif;
                        background-color: rgb(240, 240, 240);
                        color: rgb(36, 36, 36);
                        cursor: pointer;
                        transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.05s ease;
    
                        &:hover {
                            background-color: rgb(230, 230, 230);
                            border-color: rgb(150, 150, 150);
                        }
    
                        &:active {
                            transform: translateY(1px);
                        }
    
                        &:focus-visible {
                            box-shadow: 0 0 0 3px rgba(0,0,0,0.08);
                        }
    
                        &.danger {
                            background-color: rgb(255, 0, 0) !important;
                            border-color: rgb(255, 0, 0) !important;
                        }
    
                        &.danger:hover {
                            background-color: rgb(200, 0, 0) !important;
                            border-color: rgb(200, 0, 0) !important;
                        }
                    }
                }
    
                &.show {
                    width: min(90vw, 300px);
                    padding: 20px 20px 56px 20px;
                    border-width: 1px;
                    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.08);
                    opacity: 1;
                    transform: none;
                }
            }
    
            pointer-events: none;
            opacity: 0;
            &:has(.dialog.show) {
                pointer-events: auto;
                opacity: 1;
            }
        }
    
        #sidebar {
            width: 75px;
            height: 100%;
            background-color: #f0f0f0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
    
            transition: background-color 0.3s ease;
    
            #sidebarHeader {
                width: 75px;
                height: 75px;
                top: 0;
                display: flex;
                align-items: center;
                justify-content: center;
    
                .sidebarLogo {
                    fill: rgb(49, 49, 49);
                    width: 30px;
                    height: 30px;
                    transition: fill 0.3s ease;
                }
            }
    
            .divider {
                width: calc(100% - 20px);
                margin: 0 10px;
                height: 2px;
                border-radius: 1px;
                background-color:rgb(190, 190, 190);
            }
    
            #sidebarContent {
                width: 100%;
                flex: 1;
                display: flex;
                flex-direction: column;
                align-items: center;
                overflow-y: auto;
    
                #sidebarList {
                    padding: 0;
                    width: 100%;
                    margin-bottom: 0;
                    overflow-y: auto;
                    display: flex;
                    flex-direction: column;
                    align-items: center;
                    list-style: none;
                    gap: 10px;
                    position: relative;
    
                    &.showTopFade {
                        mask-image: linear-gradient(0deg, #000 calc(100% - 30px), transparent);
                    }
    
                    &.showBottomFade {
                        mask-image: linear-gradient(180deg, #000 calc(100% - 30px), transparent)
                    }
    
                    &.showBothFades {
                        mask-image: linear-gradient(180deg, transparent 0%, rgb(0, 0, 0) calc(30px), rgb(0, 0, 0) calc(100% - 30px), transparent 100%);
                    }
                }
    
                .sidebarItem, .addSidebarItem {
                    width: 50px;
                    min-height: 50px;
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    cursor: pointer;
                    border-radius: 5px;
                    position: relative;
    
                    transition: background-color 0.3s ease;
    
                    .deleteButton {
                        position: absolute;
                        top: -5px;
                        right: -5px;
                        width: 20px;
                        height: 20px;
                        display: flex;
                        align-items: center;
                        justify-content: center;
                        border-radius: 20px;
                        background-color: rgb(255, 0, 0);
    
                        transition: background-color 0.3s ease, opacity 0.3s ease;
    
                        cursor: pointer;
                        pointer-events: none;
                        opacity: 0;
    
                        &:hover {
                            background-color: rgb(200, 0, 0);
                        }
    
                        .icon {
                            color: rgb(255, 255, 255);
                            width: 15px;
                            height: 15px;
                        }
                    }
    
                    .icon {
                        color: rgb(136, 136, 136);
                        width: 30px;
                        height: 30px;
                        max-width: 30px;
                        max-height: 30px;
    
                        margin: 0;
                        padding: 0;
    
                        overflow: hidden;
    
                        display: flex;
                        align-items: center;
                        justify-content: center;
    
                        transition: color 0.3s ease;
                        font-size: 20px;
    
                        user-select: none;
                    }
    
                    &:hover {
                        background-color: rgb(225, 225, 225);
    
                        .deleteButton {
                            pointer-events: auto;
                            opacity: 1;
                        }
                    }
    
                    &.selected {
                        background-color: rgb(225, 225, 225);
    
                        .sidebarItemIcon {
                            color: rgb(36, 36, 36);
                            font-weight: 600;
                        }
                    }
                }
    
                .addSidebarItem {
                    margin: 10px 0;
                    min-height: 35px;
                    background-color: rgb(201, 201, 201);
    
                    &:hover {
                        background-color: rgb(181, 181, 181);
                    }
                    
                    .icon {
                        color: rgb(81, 81, 81);
                    }
                }
            }
    
            #sidebarFooter {
                width: 100%;
                height: 55px;
                display: flex;
                align-items: center;
                justify-content: center;
                position: relative;
                
                #darkModeToggleContainer {
                    width: 100%;
                    height: 25px;
                    padding: 15px 0;
                    position: relative;
                    display: flex;
                    align-items: center;
                    justify-content: center;
                    cursor: pointer;
    
                    transition: background-color 0.3s ease;
    
                    &:hover {
                        background-color: rgb(225, 225, 225);
                    }
                    
                    #darkModeToggleMask {
                        width: 100%;
                        height: 25px;
                        clip-path: circle(12.5px at 50% 50%);
                    }
    
                    #darkModeToggle {
                        position: absolute;
                        display: flex;
                        flex-direction: row;
                        align-items: center;
                        justify-content: center;
                        gap: 10px;
                        transition: left 0.3s ease;
            
                        left: 24.5px; 
            
                        .darkModeToggle-icon {
                            color: rgb(136, 136, 136);
                            width: 25px;
                            height: 25px;
                        }
                    }
                }
            }
        }
    
        #main {
            flex: 1;
            background-color:rgb(255, 255, 255);
    
            #tableContainer {
                width: calc(100% - 40px);
                height: calc(100% - 40px);
                padding: 20px;
                gap: 20px;
                overflow: auto;
                display: flex;
                position: relative;
                flex-direction: column;
                align-items: center;
                overflow-y: scroll;
                
                .table {
                    width: calc(100% - 20px);
                    min-width: 300px;
                    position: relative;
                    background: rgba(0,0,0,0.04);
                    border-radius: 22px;
                    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
                    border: 1px solid rgba(0,0,0,0.06);
                    transition: opacity .25s ease, transform .25s ease, padding-top .25s ease;
        
                    &.showName {
                        padding-top: 30px;
        
                        .tableLabel {
                            opacity: 1;
                        }
                    }
    
                    &.fade-out {
                        opacity: 0 !important;
                        transform: scale(0) !important;
                        pointer-events: none !important;
                    }
                    &.fade-in {
                        opacity: 1 !important;
                        transform: scale(1) !important;
                        pointer-events: auto !important;
                    }
        
                    .tableLabel {
                        position: absolute;
                        top: 10px;
                        width: 100%;
                        text-align: center;
                        font-weight: 700;
                        font-size: 18px;
                        color: #000;
                        opacity .3s ease;
                    }
        
                    .board {
                        position: relative;
                        z-index: 1;
                        display: flex;
                        flex-direction: row;
                        flex-wrap: wrap;
                        gap: 12px;
                        padding: 12px;
        
                        .column {
                            flex: 1;
                            min-width: 250px;
                            display: flex;
                            flex-direction: column;
                            gap: 10px;
                            background: rgba(255,255,255,0.6);
                            border-radius: 16px;
                            overflow: hidden;
        
                            .columnHeader {
                                padding: 10px 14px;
                                text-align: center;
                                font-weight: 700;
                                letter-spacing: .4px;
                                color: #202020;
                            }
    
                            &.todo {
                                .columnHeader {
                                    background: linear-gradient(90deg,#ff7070,#ff8a8a) !important;
                                    color:#2b0000 !important;
                                }

                                .task {
                                    background: rgb(255 132 132 / 33%) !important;
                                }
    
                                .actionButton[data-act="left"] {
                                    visibility: hidden;
                                    position: absolute;
                                    width: 0;
                                    height: 0;
                                    pointer-events: none;
                                }
                            }
                            &.progress {
                                .columnHeader {
                                    background: linear-gradient(90deg,#ffe45e,#ffd35a) !important;
                                    color:#3a2d00 !important;
                                }

                                .task {
                                    background: rgb(255 214 90 / 33%) !important;
                                }
                            }
                            &.done {
                                .columnHeader {
                                    background: linear-gradient(90deg,#6dff9b,#5bffa1) !important;
                                    color:#003318 !important;
                                }

                                .task {
                                    background: rgb(93 255 160 / 33%) !important;
                                }
    
                                .actionButton[data-act="right"] {
                                    visibility: hidden;
                                    position: absolute;
                                    width: 0;
                                    height: 0;
                                    pointer-events: none;
                                }
                            }
                            
                            .columnBody {
                                padding: 10px;
                                flex: 1;
                                display: flex;
                                flex-direction: column;
                                align-items: center;
                                gap: 20px;
                        
                                &:has(.tasks:empty) {
                                    justify-content: center;
                                }
                        
                                .tasks {
                                    width: 100%;
                                    display: flex;
                                    flex-direction: column;
                                    gap: 5px;
                        
                                    &:empty::after {
                                        content: "No Tasks yet";
                                        color: rgba(0, 0, 0, 0.3);
                                        font-style: italic;
                                        font-weight: 400;
                                        text-align: center;
                                        padding: 15px;
                                        display: block;
                                    }
        
                                    .task {
                                        position: relative;
                                        background: rgba(255,255,255,0.85);
                                        border: 1px solid rgba(0,0,0,0.08);
                                        box-shadow: 0 10px 20px rgba(0,0,0,0.06);
                                        border-radius: 14px;
                                        padding: 14px 48px 14px 14px;
                                        font-weight: 600;
                                        color: #222;
                                        overflow: hidden;
                                        transition: transform .12s ease, box-shadow .12s ease;
        
                                        &:hover {
                                            box-shadow: 0 12px 22px rgba(0,0,0,0.08);
                                        }
        
                                        .title {
                                            width: 100%;
                                            border: none;
                                            outline: none;
                                            background: transparent;
                                            font-family: "Montserrat", sans-serif;
                                            font-weight: 600;
                                            color: inherit;
                                            resize: none;

                                            transition: width .18s ease;
                                        }
        
                                        .actions {
                                            position: absolute;
                                            top: 0;
                                            right: 0;
                                            height: 100%;
                                            display: flex;
                                            align-items: center;
                                            gap: 6px;
                                            padding: 0 10px 0 12px;
                                            background: linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,0.95));
                                            transform: translateX(100%);
                                            transition: transform .18s ease;
        
                                            .actionButton {
                                                display: grid;
                                                place-items: center;
                                                width: 28px;
                                                height: 28px;
                                                border-radius: 8px;
                                                cursor: pointer;
                                                transition: background-color .15s ease, transform .05s ease, border-color .15s ease;
        
                                                &:hover {
                                                    background: rgba(0, 0, 0, 0.21);
                                                }
        
                                                &:active {
                                                    transform: translateY(1px);
                                                }
    
                                                &[data-act="delete"] {
                                                    background: rgba(255, 0, 0, 0.4) !important;
    
                                                    &:hover {
                                                        background: rgba(255, 0, 0, 0.65) !important;
                                                    }
                                                }
                                            }
                                        }
        
                                        &:hover {
                                            .title {
                                                width: calc(100% - 70px) !important;
                                            }

                                            .actions {
                                                transform: translateX(0);
                                            }
                                        }
                                    }
                                }
                        
                                .addTaskButton {
                                    width: 100%;
                                    padding: 10px 12px;
                                    border-radius: 12px;
                                    border: 1px dashed rgba(0,0,0,0.2);
                                    background: transparent;
                                    cursor: pointer;
                                    font-family: "Montserrat", sans-serif;
                                    color: #2a2a2a;
                                    transition: background-color .2s ease, border-color .2s ease;
                        
                                    .icon {
                                        color: #2a2a2a;
                                    }
                                    
                                    &:hover {
                                        background: rgba(0,0,0,0.04);
                                        border-color: rgba(0,0,0,0.35);
                                    }
                                }
                            }
                        }
                    }
                }
            }

            #emptyTableContainer {
                display: none;
                width: calc(100% - 20px);
                height: calc(100% - 20px);
                padding: 10px;
                gap: 10px;
                text-align: center;
                flex-direction: column;
                align-items: center;
                justify-content: center;

                h2 {
                    color: #2a2a2a;
                }

                p {
                    margin: 0;
                    color: #737373;
                    font-weight: 500;
                }

                button {
                    padding: 10px 16px;
                    border-radius: 10px;
                    border: 1px solid rgb(160, 160, 160);
                    outline: none;
                    font-family: "Montserrat", sans-serif;
                    background-color: rgb(240, 240, 240);
                    color: rgb(36, 36, 36);
                    cursor: pointer;
                    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.05s ease;

                    &:hover {
                        background-color: rgb(230, 230, 230);
                        border-color: rgb(150, 150, 150);
                    }

                    &:active {
                        transform: translateY(1px);
                    }
                }
            }

            &:has(#tableContainer:empty) {
                #tableContainer {
                    display: none;
                }

                #emptyTableContainer {
                    display: flex;
                }
            }
        }
    
        &.showAllTables {
            #tableContainer .table {
                padding-top: 30px;
    
                .tableLabel {
                    opacity: 1;
                }
            }
        }
    }
    
    /* dark mode */
    &.dark {
        background-color:#121212;
    
        #app {
            background-color:rgb(45, 45, 45);
    
            #dialogOverlay {
                background-color: rgba(0, 0, 0, 0.6);
        
                .dialog {
                    background-color: #1e1e1e;
                    border-color: rgba(255,255,255,0.08);
                    color: rgb(235, 235, 235);
        
                    p { color: rgb(200, 200, 200); }
        
                    input {
                        background-color: #2a2a2a;
                        border-color: #3a3a3a;
                        color: rgb(235, 235, 235);
        
                        &:focus-visible {
                            border-color: #5a5a5a;
                            box-shadow: 0 0 0 3px rgba(255,255,255,0.06);
                        }
                    }
        
                    .actions {
                        button {
                            background-color: #2a2a2a;
                            color: rgb(235, 235, 235);
                            border-color: #3a3a3a;
        
                            &:hover {
                                background-color: #2f2f2f;
                                border-color: #4a4a4a;
                            }
                        }
                    }
                }
            }
        
            #sidebar {
                background-color: #121212;
        
                #sidebarHeader {
                    .sidebarLogo {
                        fill: rgb(255, 255, 255);
                    }
                }
        
                #sidebarContent {
                    .sidebarItem, .addSidebarItem {
                        &:hover {
                            background-color: rgb(29, 29, 29);
                        }
        
                        &.selected {
                            background-color: rgb(29, 29, 29);
        
                            .sidebarItemIcon {
                                color: rgb(255, 255, 255);
                            }
                        }
                    }
        
                    .addSidebarItem {
                        background-color: rgb(53, 53, 53);
        
                        &:hover {
                            background-color: rgb(83, 83, 83);
                        }
                        
                        .icon {
                            color: rgb(230, 230, 230);
                        }
                    }
                }
        
                #sidebarFooter {
                    #darkModeToggleContainer {
                        
                        &:hover {
                            background-color: rgb(29, 29, 29);
                        }
        
                        #darkModeToggle {
                            left: -10.5px; 
                        }
                    }
                }
            }
        
            #main {
                background-color: rgb(45, 45, 45);
                position: relative;
        
                #tableContainer {
                    .table {
                        background: #353535;
                        border-color: #414141;
                    }
        
                    .tableLabel { color: #fff; }
        
                    .board {
                        .column {
                            background: rgba(255,255,255,0.06);
        
                            .columnHeader {
                                background: rgba(255,255,255,0.06);
                                color: rgba(255,255,255,0.5);
                            }
        
                            .columnBody {
                                .tasks {
                                    .task {
                                        background: rgba(0,0,0,0.25);
                                        color: #eee;
                                        border-color: rgba(255,255,255,0.08);
        
                                        .actions {
                                            background: linear-gradient(90deg, rgba(0,0,0,0), rgba(0,0,0,0.5));
                                        }
                                    }
        
                                    &:empty::after {
                                        color: rgba(255, 255, 255, 0.3);
                                    }
                                }
                            }
                        }
                    }
        
                    .task {
                        background: rgba(0,0,0,0.25) !important;
                    }
        
                    .actions {
                        .actionButton {
                            &:hover {
                                background: rgba(255, 255, 255, 0.21) !important;
                            }
                        }
                    }
        
                    .addTaskButton {
                        border-color: #636363 !important;
        
                        &:hover {
                            background: #4c4c4c !important;
                            border-color: #6c6c6c !important;
                        }
        
                        .icon {
                            color: #e9e9e9 !important;
                        }
                    }
                }

                #emptyTableContainer {
                    h2, p { color: #fff; }

                    button {
                        background-color: #2a2a2a;
                        color: rgb(235, 235, 235);
                        border-color: #3a3a3a;

                        &:hover {
                            background-color: #2f2f2f;
                            border-color: #4a4a4a;
                        }   
                    }
                }
            }
        }
    }

    @media (hover: none) and (pointer: coarse) {
        .sidebarItem.selected {
            .deleteButton {
                pointer-events: auto !important;
                opacity: 1 !important;
            }
        }

        #main {
            #tableContainer .table .board .column .columnBody .tasks .task {
                &:has(.title:focus) {
                    .title {
                        width: calc(100% - 70px) !important;
                    }

                    .actions {
                        transform: translateX(0) !important;
                    }
                }
            }
        }
    }

    @media (max-width: 450px) {
        #app {
            flex-direction: column-reverse;
            #sidebar {
                flex-direction: row;

                align-items: center;
                justify-content: center;
                
                width: 100%;
                height: 75px;

                #sidebarHeader {
                    width: 50px;
                }

                .divider {
                    height: calc(100% - 20px);
                    width: 2px;
                    margin: 10px 0;
                }

                #sidebarContent {
                    flex-direction: row;
                    gap: 10px;

                    margin: 0 10px;

                    #sidebarList {
                        flex-direction: row;
                        margin: 0;
                        height: 75px;

                        .sidebarItem {
                            min-width: 35px;
                        }
                    }
                }

                #sidebarFooter {
                    flex-direction: column;
                    gap: 10px;

                    width: 50px;
                    height: 75px;

                    #darkModeToggleContainer {
                        height: 100%;
                    }

                    #darkModeToggle {
                        left: 11.5px !important;
                    }

                }
            }

            #main {
                height: calc(100vh - 75px);
            }
        }

        &.dark {
            #app {
                #sidebar {
                    #sidebarFooter {
                        #darkModeToggle {
                            left: -22.5px !important;
                        }
                    }
                }
            }
        }
    }
}