@import url(https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap);
/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */

/* Document
   ========================================================================== */

/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */

html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

/* Sections
   ========================================================================== */

/**
 * Remove the margin in all browsers.
 */

body {
  margin: 0;
}

/**
 * Render the `main` element consistently in IE.
 */

main {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

/* Grouping content
   ========================================================================== */

/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */

hr {
  box-sizing: content-box; /* 1 */
  height: 0; /* 1 */
  overflow: visible; /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

pre {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/* Text-level semantics
   ========================================================================== */

/**
 * Remove the gray background on active links in IE 10.
 */

a {
  background-color: transparent;
}

/**
 * 1. Remove the bottom border in Chrome 57-
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */

abbr[title] {
  border-bottom: none; /* 1 */
  text-decoration: underline; /* 2 */
  text-decoration: underline dotted; /* 2 */
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */

b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

code,
kbd,
samp {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/**
 * Add the correct font size in all browsers.
 */

small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */

/**
 * Remove the border on images inside links in IE 10.
 */

img {
  border-style: none;
}

/* Forms
   ========================================================================== */

/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */

button,
input,
optgroup,
select,
textarea {
  font-family: inherit; /* 1 */
  font-size: 100%; /* 1 */
  line-height: 1.15; /* 1 */
  margin: 0; /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */

button,
input { /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */

button,
select { /* 1 */
  text-transform: none;
}

/**
 * Correct the inability to style clickable types in iOS and Safari.
 */

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

/**
 * Remove the inner border and padding in Firefox.
 */

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */

fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */

legend {
  box-sizing: border-box; /* 1 */
  color: inherit; /* 2 */
  display: table; /* 1 */
  max-width: 100%; /* 1 */
  padding: 0; /* 3 */
  white-space: normal; /* 1 */
}

/**
 * Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */

progress {
  vertical-align: baseline;
}

/**
 * Remove the default vertical scrollbar in IE 10+.
 */

textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10.
 * 2. Remove the padding in IE 10.
 */

[type="checkbox"],
[type="radio"] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */

[type="search"] {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}

/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */

[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */

::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}

/* Interactive
   ========================================================================== */

/*
 * Add the correct display in Edge, IE 10+, and Firefox.
 */

details {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */

summary {
  display: list-item;
}

/* Misc
   ========================================================================== */

/**
 * Add the correct display in IE 10+.
 */

template {
  display: none;
}

/**
 * Add the correct display in IE 10.
 */

[hidden] {
  display: none;
}

/* Общие стили */
html, body {
  height: 100%;
}
.page {
  margin-bottom: 40px;
  width: 90vw;
  box-sizing: border-box; 
  margin: 0 auto;
  background: #3b3737;
  color: white;
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
}
h2 {
  font-size: 1.25;
  font-weight: 700;
  min-height: 50px;
}

/* Заголовок */
.header__title {
  margin: 24px 0 18px; 
  text-align: center;   
  font-size: 1.75em;
  font-weight: 700;
}

/* Основная часть */
.content {
  height: 80vh;
  margin: auto;
  margin-bottom: 40px;
  display: flex;
  justify-content: start;
  gap: 30px;
}

/* Создание/редактирование книги */
.create-edit {
  width: 40%;
}
.create-edit__form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.create-edit__form input, select {
  padding: 12px;
  background: white;
  color: #3b3737;
  border-radius: 5px;
  border: none;
  outline: none;
  font-size: 16px;
}
.saveButton {
  margin-top: 10px;  
  padding: 12px;
  border-radius: 5px;
  border: none;
  background: white;
  color: #4d4747;
  font-size: 1.25em;
  font-weight: 700;
  cursor: pointer;
  transition: 0.5s;
}
.saveButton:hover {
  background: #a3a3a3;
  color: white;
}

/* Список категорий и книг */
.list-container {
  width: 100%;
  display: flex;
  justify-content: start;
  gap: 20px;
}

/* Список категорий */
.category {
  width: 32%;
}
.categoryList, .bookList {
  list-style: none;
  padding: 0;
}
.categoryList {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.categoryList li {
  box-sizing: border-box;
  width: 100%;
  padding: 12px;
  background: #6f6f6f79;
  color: white;
  border-radius: 5px;
  border: none;
  font-size: 1em;
  cursor: pointer;
}
.categoryList li.selected {
  background-color: #a3a3a3;
}
.category-list li:hover {
  background-color: #6f6f6f79;
  color: white;                
}
.bookList {
  box-sizing: border-box;
  height: 60vh;
  padding: 10px;
  border: #6F6F6F 1px solid;
  overflow-y: scroll;
  flex-grow: 1; /* Allow book list to take up available space */
}

/* Список книг */
.books {
  flex-grow: 1;
}

/* Поиск книги */
.search-input {
  box-sizing: border-box;
  width: 100%;
  padding: 10px;
  border: none;
  border-radius: 5px;
  background: white;
  color: #3b3737;
  outline: none;
  font-size: 1em;
}

/* Элемент добавленной книги */
.book-item {
  width: 100%;
  height: max-content;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid #6F6F6F;
  box-sizing: border-box;
  border-radius: 5px;
  padding: 10px 15px;
  margin-bottom: 10px;
  background-color: #6f6f6f79;
  font-size: 1em;
}
.book-item-text {
  flex-grow: 1;
}
.book-item p {
  color: white;
}
.book-category-item__text {
  color: #6F6F6F;
  font-size: small;
}
.book-item__buttons {
  width: 15%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.book-item__delete, .book-item__edit {
  width: 18px;
  height: 18px;
  background-size: 100%;
  border: none;
  cursor: pointer;
}

/* Кнопки редактирования и удаления */
.book-item__delete {
  background: url(16e232abd95c82f91a15.png) no-repeat center;
}
.book-item__edit {
  background: url(949e63a35ec41e9963e7.png) no-repeat center;
}

/* footer */
.footer__title {
  font-size: 0.75em;
  margin-top: 20px;
}

#create-title.titleError {
  background: #c4a8a8;
}

#create-author.authorError {
  background: #c4a8a8; 
}

/* Media query for smaller screens */
@media (max-width: 1050px) {
    .book-item__buttons {
      flex-direction: column; 
      gap: 20px;
    }
  }
  
  @media (max-width: 900px) {
    .content {
      height: max-content;
      flex-direction: column;
      gap: 20px;
    }
  
    h2 {
      min-height: 30px;
    }
  
    .create-edit, .category, .books {
      width: 100%;
    }
  
    .list-container {
      flex-direction: column;
      gap: 20px;
    }
    
    .book-item {
      justify-content: space-between;
    }
  
    .book-item-text {
      width: 80%;
    } 
  }
  
  /* Media query for even smaller screens (e.g., mobile) */
  @media (max-width: 480px) {
    .book-item__buttons {
      justify-content: space-between;
    }
  
    .book-item-text {
      width: 60%;
    }
  }