/* start global rules */
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
:root {
  --section-padding: 40px;
  --main-transition:0.5s;
  --main-color:#011627;
  --secondary-color:#0c4558;
}
::-webkit-scrollbar {
  width: 0.9rem;
}

::-webkit-scrollbar-track {
  background-color: rgb(38, 40, 43);
  box-shadow: inset 0 0 2.5px 2px rgba(77, 75, 75, 0.5);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, #0c4558, #b8cde4);
  border-radius: 1rem;
}

/* for Firefox */
html {
  scrollbar-color: #c4deff #082a35;
  scroll-behavior: smooth;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
a {
  text-decoration: none;
}
body {
  background: linear-gradient(to bottom, #4CA1AF, #C4E0E5);
  font-family: 'Cairo', sans-serif;
}
.main{
min-height: calc(100vh);
}
.container {
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}
/* small screens */
@media (min-width: 768px) {
  .container {
    width: 750px;
  }
}
/* meduim screens */
@media (min-width: 992px) {
  .container {
    width: 970px;
  }
}
/* large screens */
@media (min-width: 1200px) {
  .container {
    width: 1170px;
  }
}
/* end global rules */

/* start control */
.control {
  padding-top: var(--section-padding);
  padding-bottom: var(--section-padding);
}
.control .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lang {
  border: 2px solid var(--main-color);
  padding: 10px 20px;
  border-radius: 15px;
  background-color: transparent;
  cursor: pointer;
  font-size: 18px;
  margin-right: 10px;
  color: var(--main-color);
  transition: var(--main-transition);
}
#eng:hover {
  background-color: rgba(21, 49, 87, 0.788);
  border: 2px solid rgba(21, 49, 87, 0.788);
  color: #fff;
}
#arb:hover {
  border: 2px solid rgb(148, 54, 70);
  background-color: rgb(148, 54, 70);
  color: #fff;
}
.control .bi-moon-fill {
  font-size: 25px;
  cursor: pointer;
  color: var(--main-color);
  transition: var(--main-transition);
}
.control .bi-moon-fill:hover {
  color: #fff;
}
.control .bi-brightness-high-fill {
  display: none;
  font-size: 25px;
  cursor: pointer;
  color: #fff;
  transition: var(--main-transition);
}

.control .bi-brightness-high-fill:hover {
  color: #000;
}
/* end control */
/* start heading */
.heading {
  margin: 50px 0;
}
.heading h1 {
  text-align: center;
  font-size: 50px;
  letter-spacing: -1px;
  color: #011627;
}
@media (max-width:767px) {
  .heading h1{
    font-size: 40px;
  }
}
/* end heading */
/* start tasks section */
.tasks-section {
  padding-top: var(--section-padding);
  padding-bottom: var(--section-padding);
}
.tasks-section .task {
  display: flex;
  cursor: pointer;
  font-size: 22px;
  width: 60%;
  text-align: center;
  margin: 0 auto 25px;
  padding: 17px 15px;
  background: linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.486),
    rgba(255, 255, 255, 0.753)
  );
  border-radius: 15px;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 0 10px gray;
  border-bottom: 5px solid rgba(65, 61, 61, 0.692);
  transition:var(--main-transition);
}
@media (max-width:992px) {
  .tasks-section .task{
    width: 80%;
    
  }
}
@media (max-width:767px) {
    .tasks-section .task{
      width: 100%;
      
    }
}
.tasks-section .task:hover {
  transform: scale(1.04);
}
.tasks-section .task p{
  margin: 0;
  font-size: 22px;
}
@media (max-width:767px) {
  .tasks-section .task p{
      font-size: 20px;
    
  }
}
.tasks-section .task .bi-star-fill {
  opacity: 0.6;
  font-size: 24px;
  transition: var(--main-transition);
}
.tasks-section .task .bi-star-fill:hover {
  color: rgb(58, 126, 216);
  opacity: 1;
}
.tasks-section .task .flex {
  display: flex;
  justify-content: flex-end;
  position: relative;
}
.tasks-section .task .flex .bi-trash {
  margin-right: 20px;
  font-size: 24px;
  transition: var(--main-transition);
}
.tasks-section .task .flex .bi-trash:hover {
  color: brown;
}
.tasks-section .task .flex .bi-emoji-angry {
  font-size: 24px;
  transition: var(--main-transition);
}
.dis {
    opacity: 0;
  }
.tasks-section .task .flex .bi-emoji-angry:hover {
  color: rgb(75, 209, 153);
}

.bi-trash:hover,
.bi-star-fill:hover,
.bi-emoji-angry:hover {
  font-size: 26px;
}
.bi-emoji-heart-eyes {
  font-size: 24px;
  color: rgb(216, 63, 63);
  transition: var(--main-transition);
}
.bi-emoji-heart-eyes:hover {
  color: rgb(100, 19, 19);
}
.finish {
  text-decoration-line: line-through;
  color: indianred;
}
.star {
  opacity: 1;
  color: rgb(36, 199, 228);
}
.tasks-section .plus{
  margin: 0 auto;
  width: 70%;
  text-align: center;
  background: linear-gradient( 45deg, rgb(255 255 255 / 19%), rgb(255 255 255 / 37%) );
  padding: 15px;
  border-radius: 7px;
  border: 2px dashed white;
  cursor: pointer;
}

@media (max-width:767px) {
  .tasks-section .plus{
      width: 100%;
    
  }
}
.tasks-section .plus i{
  font-size: 25px;
  color: #3339;
}
/* start tasks section */
/* start form */
.form {
  padding-top: var(--section-padding);
  padding-bottom: var(--section-padding);
  margin-bottom: 22px;
}
.form h2 {
  text-align: center;
  font-size: 40px;
}
.form form {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0 auto;
}
@media (max-width:767px) {
    .form form{
        justify-content: center;
        gap: 45px;
    }
}
.form form input{
  all: unset;
  font-size: 17px;
  margin: 0 25px;
  border-radius: 7px;
  border: none;
  background: linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.486),
    rgba(255, 255, 255, 0.514)
  );
  box-shadow: 0 0 10px rgb(0 0 0 / 52%);
  caret-color:var(--secondary-color) ;
  width: 450px;
    padding: 12px;
}
@media (max-width:767px) {
  .form form input{
      margin: 0;
  }
}
.form form input::placeholder{
  text-align: center;
  transition: var(--main-transition);
}
.form form input:focus::placeholder{
  opacity: 0;
}
.form form .submit {
    all: unset;
    font-size: 26px;
    cursor: pointer;
  }
.form form .bi-upload {
 transition: var(--main-transition);
      
}
.form form .bi-upload:hover {
    color:var(--main-color);
  }
/* end form */
/* start footer */
footer{
  text-align: center;
  padding: 20px 30px;
  border-top: 1px solid var(--secondary-color);
  font-size: 17px;
}
footer a{
  display: inline-block;
  color: #275386;
  font-size: 20px;
  font-weight: bold;
  margin-left: 10px;
}
/* end footer */



/* start Dark mode */
@media (prefers-color-scheme: dark) {
  .dark {
    background-image: linear-gradient(15deg, #13547a 0%, #80d0c7 100%);
  }
  .dark .bi-moon-fill {
    color: #fff;
  }
  .dark .bi-moon-fill:hover {
    color: black;
  }
  .dark h1 {
    color: #fff;
    text-shadow: 0 0 2px rgb(255, 255, 255);
  }
  .dark .task {
    background: linear-gradient(45deg, #ccdbfd, #d7e3fc);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.705);
    border-bottom: 5px solid rgba(0, 0, 0, 0.692);
  }
  .dark h2 {
    color: #fff;
    text-shadow: 0 0 2px rgb(255, 255, 255);
  }
  .dark input {
    background: linear-gradient(45deg, #ccdbfd, #d7e3fc);
    box-shadow: 0 0 10px rgba(184, 180, 180, 0.747);
  }
  .dark .tasks-section .plus i{
    color: #333;
  }
  .dark .bi-upload:hover {
    color: #00d4c9;
  }
  .dark .lang {
    border: 2px solid #fff;
    color: #fff;
  }
  .dark #eng:hover {
    background-color: turquoise;
    border-color: turquoise;
  }
  .dark #arb:hover {
    background-color: rgb(199, 106, 118);

  }
  .dark footer{
    color: #fff;
  }
  .dark footer a{
    color: #fff;
    transition: .4s;
  }
  .dark footer a:hover{
    color: #81d1ff;
  }
}
/* end dark mode */