@import url('https://fonts.googleapis.com/css2?family=Orelega+One&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Lexend+Deca&display=swap');

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

:root {
    --font1 : 'Orelega One';
    --font2 : 'Lexend Deca';
    --clr-light : rgba(0, 124, 133, 0.73);
    --clr-dark : rgb(0, 64, 68);
}

/* Elements */

body {
    font-family: var(--font2);
    font-size : 1.3rem;
}

header {
    padding : 3rem 0 3rem 3rem;
    background-image: url(books-bright.jpg);
    background-size: 70%;
    background-position: right bottom;
    background-repeat: no-repeat;
}

h1 {
    margin : 0 0 3rem 0;
    font-family: var(--font1);
    font-size : 3rem;
    letter-spacing: 0.7rem;
    width : min-content;
    color : var(--clr-dark);
}

h2 {
    margin-bottom : 1rem;
    font-family: var(--font1);
    letter-spacing: 0.1rem;
    color : var(--clr-dark);
}

input[type=text] {
    
    padding : 0.5rem;
    height : 1.5rem;
    border: 1px dotted var(--clr-dark);
}

input[type=text]:focus {
    border: 1px dotted var(--clr-dark);
    box-shadow: 5px 5px 10px #000;
}

input[type=reset], input[type=submit] {
    margin : 0 0 1rem 0;
    padding: 1rem;
    border : 0;
    border-radius: 0.5rem;
    font-size: 1.5rem;
    cursor: pointer;
}

input[type=reset] {

    background-color: var(--clr-light);

}

input[type=submit] {
    background-color: var(--clr-dark);
    color : #fff;

}

input[type=reset]:hover, 
input[type=reset]:focus, 
input[type=submit]:hover,
input[type=submit]:focus {
    opacity: 0.7;
}

footer {
    padding : 6rem;
    text-align : center;
    background-color: var(--clr-dark);
    color : #fff;
}

/* Specifics */

.form-element {
    margin : 0 0 1rem 0;
}

#sort-options {
    color : #333;
    padding : 2rem;
}

.sort-oldest, .sort-newest {
    cursor: pointer;
}

.sort-oldest:hover,
.sort-oldest:focus,
.sort-newest:hover,
.sort-newest:focus {
    border-radius: 5px;
    outline : 1px solid #ccc;
    outline-offset: 3px;
}

.sort-current {
    font-weight : bold;
    color : #000;
}

#book-display {
    display : grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    justify-content: center;
    align-content: end;
    gap : 2rem;
    margin : 0 auto;
    padding : 6rem 2rem;

    background: repeating-linear-gradient(
        45deg,
        #ffffff,
        #ffffff 20px,
        #004a6905 20px,
        #004a6905 40px
        );
}

.book {
    padding : 0.3rem 0.3rem 3rem 0.3rem;
    position: relative;
    min-height: 250px;
    max-width : 400px;
    border : 8px solid var(--clr-light);
    border-radius: 1rem;
    background-color: #fff;
    background-image: url(book-icon-1.png);
    background-size: 100px;
    background-position: 2rem center;
    background-repeat: no-repeat;
    box-shadow: 5px 5px 10px #666;
    text-align: right;
    transition: transform 250ms;
    animation-name: book-load;
    animation-duration: 1s;
    overflow: hidden;
}

@keyframes book-load {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity : 1;
        transform: translateX(0);
    }
}

.book:hover,
.book:focus {
    transform: scale(110%);
}

.book:nth-child(5n - 1) {
    background-image: url(book-icon-2.png);
}

.book:nth-child(5n - 2) {
    background-image: url(book-icon-3.png);
}

.book:nth-child(5n - 3) {
    background-image: url(book-icon-4.png);
}

.book:nth-child(5n - 4) {
    background-image: url(book-icon-5.png);
}

.book > h2 {
    margin-bottom: 1rem;
    padding : 0.3rem 0.3rem 1rem 0.3rem;
    color : var(--clr-dark);
    border: 1px solid #aaa;
    border-left: 0;
    border-bottom: 0;
    border-top-right-radius: 1rem;
    background-color: var(--clr1);
    font-family: var(--font1);
    letter-spacing: 0.2rem;
    line-height: 1.5rem;
}

.book span.book-author {
    margin-top : 0.5rem;
    display: block;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.692);
}

.book span.book-author::before {
    content: 'By: ';
}

.book span.book-pages {
    display : block;
}
.book span.book-pages::after {
    content: ' pages.';
}

.book-read {
    cursor: pointer;
}

.book-read:hover,
.book-read:focus {
    color : var(--clr-light);
}

.book-read-yes::after {
    content: ' ✅';
}

.book-read-no::after {
    content : " ❌";
}

.book-delete {
    position: absolute;
    bottom : 0.5rem;
    right : 0.5rem;
    padding : 0.3rem;
    border-radius: 0.5rem;
    border : 1px solid var(--clr-light);
    outline : 2px solid #fff;
    cursor: pointer;
    transition: all 350ms;
}

.book-delete:hover,
.book-delete:focus {
    border : 1px solid #fff;
    background-color: var(--clr-light);
    outline : 2px solid var(--clr-light)
}