@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap");

/*===== VARIABLES CSS =====*/
:root {
  /*------- Colors -------*/
  --first-color-alt: #8f4f81;
  --text-color: #ffffff;
  --body-color: #e921d8;
  --head-color: #e921d8;
  --button-red: rgb(197, 10, 4);
  --button-yellow: rgb(201, 201, 16);
  --button-green: rgb(22, 201, 16);
  --button-color: #e921d8;
}
.body-dark {
  --head-color: #161212;
  --body-color: rgb(228, 228, 228);
  --button-color: #161212;
  background: rgb(46, 44, 44);
}

.head_bar-dark {
  background-color: var(--head-color);
}

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  user-select: none;
}

body,
input,
button {
  font-family: "Poppins", sans-serif;
}

input,
button {
  font-size: 16px;
}

.head_bar {
  position: fixed;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--head-color);
  color: var(--text-color);
  top: 0;
  left: 0;
}

.container {
  max-width: 800px;
  width: 80%;
  margin: 0 auto;
  padding: 16px;
}

.title_bar {
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--text-color);
  color: var(--body-color);
}

main {
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
  padding: 70px;
  display: block;
}

.input_section {
  display: flex;
  flex-direction: column;
  padding: 16px;
  border: 1px solid var(--body-color);
  border-radius: 10px;
}

.input_section > h2 {
  text-align: center;
  color: var(--body-color);
}

.input_section > form > .input {
  margin: 8px 0;
}

button {
  background-color: var(--button-color);
}

.input_section > form > button {
  color: var(--text-color);
  border: 0;
  border-radius: 5px;
  display: block;
  width: 100%;
  padding: 8px;
  cursor: pointer;
}

.input_section > form > button > span {
  font-weight: bold;
}

.input_section > form > .input > input {
  display: block;
  width: 100%;
  padding: 8px;
  border-radius: 5px;
}

.input_section > form > .input > label {
  color: var(--body-color);
  font-weight: bold;
}

.input_section > form > .input_inline {
  margin: 12px 0;
  display: flex;
  align-items: center;
}

.input_section > form > .input_inline > label {
  color: var(--body-color);
  font-weight: bold;
  margin-right: 10px;
}

.search_section {
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--body-color);
  border-radius: 10px;
}

.search_section > h2 {
  color: var(--body-color);
}

.search_section > form {
  padding: 16px;
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr 0.5fr;
  grid-gap: 10px;
}

.search_section > form > label {
  display: flex;
  align-items: center;
  color: var(--body-color);
  font-weight: bold;
}

.search_section > form > input {
  padding: 5px;
  border-radius: 5px;
}

.search_section > form > button {
  color: var(--text-color);
  border: 0;
  border-radius: 5px;
  cursor: pointer;
}

.book_shelf {
  margin: 16px 0 0 0;
  border: 1px solid var(--body-color);
  padding: 16px;
  border-radius: 10px;
}

.book_shelf > h2 {
  color: var(--body-color);
}

.book_shelf > .book_list {
  padding: 16px;
}

.book_shelf > .book_list > .book_item {
  padding: 8px 16px 16px 16px;
  border: 1px solid var(--body-color);
  border-radius: 5px;
  margin: 10px 0;
}

.book_shelf > .book_list > .book_item > h3,
p {
  margin: 8px 0;
  color: var(--body-color);
}

.book_shelf > .book_list > .book_item > .action > button {
  border: 0;
  padding: 5px;
  margin: 0 5px 0 0;
  border-radius: 5px;
  cursor: pointer;
}

.book_shelf > .book_list > .book_item > .action > .green {
  background-color: var(--button-green);
  color: var(--text-color);
}

.book_shelf > .book_list > .book_item > .action > .yellow {
  background-color: var(--button-yellow);
  color: var(--text-color);
}

.book_shelf > .book_list > .book_item > .action > .red {
  background-color: var(--button-red);
  color: var(--text-color);
}

.error {
  border: 2px solid red;
}

small {
  color: red;
}

.error-display {
  display: none;
}

/* -------------TOGGLE-------------  */
#toggle_checkbox {
  display: none;
}

.toggle {
  /* display: block;
  position: static; */
  top: 50%;
  right: 0;
  left: 0;
  width: 78px;
  height: 43px;
  margin: 7px 37px;
  background-color: var(--first-color-alt);
  border-radius: 56px;
  transform: translateY(0%);
  cursor: pointer;
  transition: 0.3s ease background-color;
  overflow: hidden;
}

#star {
  position: absolute;
  top: 13px;
  left: 10px;
  width: 11px;
  height: 15px;
  background-color: #fff;
  transform: scale(1);
  border-radius: 50%;
  transition: 0.3s ease top, 0.3s ease left, 0.3s ease transform, 0.3s ease background-color;
  z-index: 1;
}

#star-1 {
  position: relative;
}

#star-2 {
  position: absolute;
  transform: rotateZ(36deg);
}

.star {
  top: 0;
  left: -7px;
  font-size: 38px;
  line-height: 15px;
  color: #fff;
  transition: 5.3s ease color;
}

#moon {
  position: absolute;
  bottom: -52px;
  right: 7px;
  width: 35px;
  height: 27px;
  background-color: #fff;
  border-radius: 50%;
  transition: 0.3s ease bottom;
}

#moon:before {
  content: "";
  position: absolute;
  top: -25px;
  left: -20px;
  width: 39px;
  height: 39px;
  background-color: var(--first-color-alt);
  border-radius: 22%;
  transition: 0.3s ease background-color;
}

#toggle_checkbox:checked + label {
  background-color: rgb(46, 44, 44);
}

#toggle_checkbox:checked + label #star {
  top: 5px;
  left: 41px;
  transform: scale(0.3);
  background-color: yellow;
}

#toggle_checkbox:checked + label .star {
  color: yellow;
}

#toggle_checkbox:checked + label #moon {
  bottom: 8px;
}

#toggle_checkbox:checked + label #moon:before {
  background-color: rgb(46, 44, 44);
}