*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,body{
    height: 100%;
    width: 100%;
}
:root{
    --background-color:#000000;
    --primary-text-color:#f4f4f4;
    --bg-button-color:#1a1a1a;
    --bg-task-color:#4d4040c4;
    --delete-color:red;

    --nav-padding:15px 30px;
    --section-padding:15px 30px;
    --padding-s:5px;
    --padding-m:10px;
    --padding-l:15px;
    --padding-xl:20px;
    --padding-xxl:30px;


    --border-radius-s:5px;
    --border-radius-m:10px;
    --border-radius-l:15px;
    --border-radius-xl:20px;
    --border-radius-xxl:30px;
}
body{
    background-color: var(--background-color);
    color: var(--primary-text-color);
}

main{
    height: 100%;
    display: flex;
    flex-direction: column;
}

nav{
    padding:var(--nav-padding) ;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background-color: var(--background-color);
}
nav button{
  background-color: var(--bg-button-color);
  border: none;
  outline: none;
  color: var(--primary-text-color);
  padding: var(--padding-m) var(--padding-l);
  cursor: pointer;
  border-radius: var(--border-radius-m);
}

section{
    padding: var(--section-padding);
    display: flex;
    flex-grow: 1;
    justify-content: space-between;
    gap: var(--padding-xxl);
}

section .task-column{
    background-color: var(--bg-button-color);
    flex-grow: 1;
    width: 100%;
    border-radius: var(--border-radius-m);
    padding: var(--padding-m);
    display: flex;
    flex-direction: column;
    gap: var(--padding-m);
    transition: all 0.7s cubic-bezier(0.19, 1, 0.22, 1);
}

section .task-column.hover-over{
    border: 2px dashed var(--primary-text-color);
    scale: 1.02;
}

section .task-column .heading{
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

section .task-column .task{
   background-color: var(--bg-task-color);
   padding: var(--padding-m);
   border-radius: var(--border-radius-m);
   display: flex;
   flex-direction: column;
   gap: var(--padding-s);
   cursor: grab;
}
section .task-column .task button{
    align-self: flex-end;
    cursor: pointer;
    padding: var(--padding-s) var(--padding-m);
    border-radius: var(--border-radius-s);
    border: none;
    outline: none;
    background-color: var(--delete-color);
    color: var(--primary-text-color);

}
section .task-column .task .btns{
    display: flex;
    flex-direction: row;
    gap: 10px;
    justify-content:end;
}






/* Add task modal */
.modal{
    position: fixed;
    height: 100vh;
    width: 100vw;
    top: 0;
    left: 0;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active{
    display: flex;
}

.modal .bg{
    position: absolute;
    height: 100%;
    width: 100%;
    background-color: rgba(61, 61, 61, 0.404);
    backdrop-filter: blur(5px);
}

.modal .center{
    background-color: var(--bg-button-color);
    padding: var(--padding-xxl);
    border-radius: var(--border-radius-m);
    display: flex;
    flex-direction: column;
    gap: var(--padding-m);
    z-index: 10;
}

.modal .center input, .modal .center textarea, .modal .center select{
    background-color: var(--bg-task-color);
    border: none;
    outline: none;
    color: var(--primary-text-color);
    padding: var(--padding-m);
    border-radius: var(--border-radius-s);
}

.modal .center button{
    background-color: var(--bg-task-color);
    border: none;
    outline: none;
    color: var(--primary-text-color);
    padding: var(--padding-m) var(--padding-l);
    cursor: pointer;
    border-radius: var(--border-radius-m);
    width: fit-content;
    align-self: center;
}

/* Add task modal end */




/* delete modal */

.delete-modal{
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;

    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 1000;
}

.delete-modal.active{
    opacity: 1;
    pointer-events: all;
}

.delete-modal .delete-bg{
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(6px);
}

.delete-modal .center{
    position: relative;
    background-color: var(--bg-button-color);
    padding: var(--padding-xxl);
    border-radius: var(--border-radius-m);
    display: flex;
    flex-direction: column;
    gap: var(--padding-m);

    min-width: 320px;
    max-width: 90%;
    z-index: 10;

    transform: scale(0.9);
    transition: transform 0.25s ease;
}
.delete-modal .center .btns{
    display: flex;
    flex-direction: row;
    gap: var(--padding-m);
}

.delete-modal.active .center{
    transform: scale(1);
}

.delete-modal .center .actions{
    display: flex;
    justify-content: flex-end;
    gap: var(--padding-m);
    margin-top: var(--padding-m);
}

.delete-modal .center .cancle-btn{
    background-color: transparent;
    border: 1px solid rgba(255,255,255,0.4);
    color: var(--primary-text-color);
    padding: var(--padding-m) var(--padding-l);
    border-radius: var(--border-radius-m);
    cursor: pointer;
    transition: background 0.2s ease, border 0.2s ease;
    width: 50%;
}

.delete-modal .center .cancle-btn:hover{
    background-color: rgba(255,255,255,0.1);
    border-color: white;
}

.delete-modal .center .delete-btn{
    background-color: var(--delete-color);
    color: var(--primary-text-color);
    padding: var(--padding-m) var(--padding-l);
    border-radius: var(--border-radius-m);
    border: none;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease;
    width: 50%;
}

.delete-modal .center .delete-btn:hover{
    background-color: #ff4b4b;
}

.delete-modal .center .delete-btn:active{
    transform: scale(0.95);
}

/* delete modal */







/* Edit modal */

.edit-task-modal{
    position: fixed;
    height: 100vh;
    width: 100vw;
    top: 0;
    left: 0;
    display: none;
    align-items: center;
    justify-content: center;
}

.edit-task-modal.active{
    display: flex;
}

.edit-task-modal .edit-bg{
    position: absolute;
    height: 100%;
    width: 100%;
    background-color: rgba(61, 61, 61, 0.404);
    backdrop-filter: blur(5px);
}

.edit-task-modal .center{
    background-color: var(--bg-button-color);
    padding: var(--padding-xxl);
    border-radius: var(--border-radius-m);
    display: flex;
    flex-direction: column;
    gap: var(--padding-m);
    z-index: 10;
}

.edit-task-modal .center input, .edit-task-modal .center textarea, .edit-task-modal .center select{
    background-color: var(--bg-task-color);
    border: none;
    outline: none;
    color: var(--primary-text-color);
    padding: var(--padding-m);
    border-radius: var(--border-radius-s);
}

.edit-task-modal .center button{
    background-color: var(--bg-task-color);
    border: none;
    outline: none;
    color: var(--primary-text-color);
    padding: var(--padding-m) var(--padding-l);
    cursor: pointer;
    border-radius: var(--border-radius-m);
    width: fit-content;
    align-self: center;
}