@import url('https://fonts.googleapis.com/css2?family=Prata&display=swap');

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
 margin: 0;
 padding: 0;
 border: 0;
 font-size: 100%;
 font: inherit;
 vertical-align: baseline;
}
HTML5 display-role reset for older browsers 
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
 display: block;
}
body {
 line-height: 1;
}
ol, ul {
 list-style: none;
}
blockquote, q {
 quotes: none;
}
blockquotebefore, blockquoteafter,
qbefore, qafter {
 content: '';
 content: none;
}
table {
 border-collapse: collapse;
 border-spacing: 0;
}
/* ===[END OF CSS RESET FILE]=== */





:root{
    font-family: 'Prata', serif;
    --global-font-family: 'Prata', serif;
    --nav-font-size: 22px;
    --nav-font-weight: bold;

    --font-color: #FFFFFF;
    --background-color: #1C1B19;
    --nav-background-color: #353530;
    --nav-hover-color: #FCC848;
    --nav-btn-border-color: #454541;

    --card-background-color: #353530;
    --card-font-size: 16px;
    --card-font-weight: bold;
    --card-input-background-color: #1C1B19;
    --card-input-placeholder-color: #454541;


    --card-read-text-color:  #FFFFFF;
    --card-read-background-color: #008000;

    --card-not-read-text-color: #FFFFFF;
    --card-not-read-background-color: #800000;
}
a {
    color: inherit;
    text-decoration: none;
}



html, body{
    background-color: var(--background-color);
}


/* ==========[ LOAD IN OVERLAY ]========== */
#page-load-in-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    background: var(--background-color);
    opacity: 1;
    pointer-events: none;
}
#page-load-logo-container{
    display: flex;
    width: 100vw;
    height: 100vh;
    justify-content: center;
    align-items: center;
}
.overlay-animations{
    animation: overlay-logo-grow 1.6s ease-in forwards;
}

@keyframes overlay-logo-grow {

    0%{
        opacity: 1;
        transform: scale(1);
    }
    60%{
        opacity: 1;
    }
    100%{
        opacity: 0;
        transform: scale(2);
        display: none;
    }
  
}
/* ==========[ \LOAD IN OVERLAY ]========== */




/* ==========[ NAV BAR ]========== */
nav{
    background-color: var(--nav-background-color);
    border-bottom: 2px solid var(--nav-btn-border-color);
    font-family: var(--global-font-family);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1;
}
#nav-container{
    padding: 1rem 7rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
#nav-options-container{
    display: flex;
}
#user-profile-container{
    display: flex;
    align-items: center;
    justify-content: center;
}
img#user-profile-image{
    height: 60px;
    width: 60px;
    border: 4px double var(--nav-btn-border-color);
    border-radius: 60px;
}
h1#user-name{
    font-size: var(--nav-font-size);
    font-weight: var(--nav-font-weight);
    font-family: var(--global-font-family);
    color: var(--font-color);
    padding: 2rem;
    padding-left: 0.5rem;
    background-color: var(--nav-background-color);
    border: none;
}
#logo-container{
    display: flex;
    margin-right: auto;
}
#library-logo{
    height: 80px;
    width: 120px;
}
.btn-nav{
    font-size: var(--nav-font-size);
    font-weight: var(--nav-font-weight);
    font-family: var(--global-font-family);
    color: var(--font-color);
    padding: 2rem;
    background-color: var(--nav-background-color);
    /* border: 1px solid var(--nav-btn-border-color); */
    border: none;
    cursor: pointer;
}
.btn-nav:hover{
    animation: nav-to-gold-text 0.5s ease-in-out forwards;
}
@keyframes nav-to-gold-text {
    from{

    }
    to{
        color: var(--nav-hover-color);
    }
}
/* ==========[ \NAV BAR ]========== */





/* ==========[ CARDS ]========== */
#card-section{
    margin-top: calc(90px + 2rem);
    display: flex;
    width: 100%;
    height: 100%;
}
#card-container{
    width: 100vw;
    min-height: 100vh;
    margin: 2.5rem 8vw;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 2.5rem;
}
.card{
    background-color: var(--card-background-color);
    border: 2px solid var(--nav-btn-border-color);
    height: 40vh;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    min-width: 250px;
    min-height: 250px;

}
.card-title{
    border-left: 2px solid var(--nav-hover-color);
    border-bottom-left-radius: 20px;
    padding: 0 1rem;
    color: var(--font-color);
    font-size: 24px;
    font-family: var(--global-font-family);
    margin-bottom: 2rem;
    text-align: center;
}
.card-author-pages{
    color: var(--font-color);
    font-size: 20px;
    font-family: var(--global-font-family);
    margin-bottom: 2rem;
    text-align: center;
}
.card-header{
    color: var(--nav-hover-color);
    font-size: 14px;
    font-family: var(--global-font-family);
    margin-bottom: 0.5rem;
    text-align: center;
}
.book-info-div{
    display: flex;
    flex-direction: column;
    border: 2px solid var(--nav-btn-border-color);
    height: 100%;
    padding: 1rem;
}
.btn-div{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: auto;
    gap: 1rem;
}
.card-btn{
    background-color: var(--card-background-color);
    border: 2px solid var(--nav-btn-border-color);
    padding: 0.7rem;
    cursor: pointer;
    color: var(--font-color);
    font-size: 14px;
}
.card-read{
    background-color: #8B0000;
}
.card-btn:hover{
    animation: nav-to-gold-text 0.5s ease-in-out forwards;
}
.draggable{
    cursor: grab;
}
.new-book-input{
    width: 100%;
    box-sizing: border-box;
    text-align: center;
    padding: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: var(--card-font-size);
    font-weight: var(--card-font-weight);
    font-family: var(--global-font-family);
    color: var(--font-color);
    background-color: var(--card-input-background-color);
    border: 2px solid var(--nav-btn-border-color);
    outline: none;
}
::placeholder {
    text-align: center;
    font-size: var(--card-font-size);
    font-weight: var(--card-font-weight);
    font-family: var(--global-font-family);
    color: var(--card-input-placeholder-color);
}

::-ms-input-placeholder { /* Edge 12 -18 */
    font-size: var(--card-font-size);
    font-weight: var(--card-font-weight);
    font-family: var(--global-font-family);
    color: var(--card-input-placeholder-color);
}
input[type="number"] {
    -moz-appearance: textfield; /* Firefox */
    appearance: textfield; /* Most modern browsers */
    -webkit-appearance: none; /* Safari, Chrome, and newer versions of Edge */
}
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
#h1-new-book{
    border-left: 2px solid var(--nav-hover-color);
    /* border-bottom: 2px solid var(--nav-hover-color); */
    border-bottom-left-radius: 20px;
    color: var(--font-color);
    font-size: 24px;
    font-family: var(--global-font-family);
    margin-bottom: 2rem;
    text-align: center;
}
#btn-add-container{
    display: flex;
    flex-grow: 1;
    justify-content: flex-end;
}
.btn-add-book{
    display: flex;
    margin-top: auto;
    color: var(--font-color);
    font-size: var(--card-font-size);
    font-family: var(--global-font-family);
    font-weight: var(--nav-font-weight);
    border: 2px solid var(--nav-btn-border-color);
    padding: 1rem;
    background-color: var(--nav-hover-color);
    cursor: pointer;
    z-index: 0;
}

.book-is-read{
    color: var(--card-read-text-color);
    background-color: var(--card-read-background-color);
}
.book-is-not-read{
    color: var(--card-not-read-text-color);
    background-color: var(--card-not-read-background-color);
}
/* ==========[ \CARDS ]========== */




/* ==========[ FOOTER ]========== */
footer{
    height: 15vh;
    background-color: var(--background-color);
    border-top: 2px solid var(--nav-btn-border-color);
}
/* ==========[ \FOOTER ]========== */




/* ==========[ DISPLAY LOGIC ]========== */
.login-display{
    display: none !important;
}
.library-display{
    display: none !important;
}
/* ==========[ \DISPLAY LOGIC ]========== */



/* ==========[ \JS CARD LOGIC ]========== */
.draggable.dragging{
    opacity: 0.5;
    background-color: #30302f;
}
/* ==========[ \JS CARD LOGIC ]========== */







#login-section{
    font-family: var(--global-font-family);
    display: flex;
    align-items: center;
    justify-content: center;
}
#login-container{
    margin-top: 10vh;
    margin-bottom: 5vh;
}
#login-input-container{
    min-width: 250px;
    min-height: 350px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 5rem;
    border: 2px solid var(--nav-btn-border-color);
}
.img-login-options{
    height: 20px;
    width: 20px;
    margin-right: 0.5rem;
    filter: brightness(0) invert(1);
}
#login-logo-container{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}
#login-logo{
    height: 80px;
    width: 130px;
}
#login-fields-container{
    color: var(--font-color);
    display: flex;
    flex-direction: column;
}
#login-h1{
    margin-bottom: 1.5rem;
    font-size: 20px;
    border-left: 2px solid var(--nav-hover-color);
    text-align: center;
    border-bottom-left-radius: 20px;
}
.login-input-field{
    outline: none;
    background-color: transparent;
    color: var(--font-color);
    border: none;
    border-bottom: 1px solid var(--nav-btn-border-color);
    margin-bottom: 1rem;
    width: 250px;
    font-size: 20px;
    padding: 0.2rem;
}
label.login-input-label{
    margin-bottom: 0.4rem;
}
.btn-login{
    padding: 0.5rem;
    font-size: 16px;
    color: var(--font-color);
    border: 2px solid var(--nav-btn-border-color);
    background-color: var(--card-background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    cursor: pointer;
}
#login-options{
    display: flex;
    flex-direction: column;
    margin-top: 3rem;
    width: 100%;
    gap: 1rem;
}
.btn-login:hover{
    animation: btn-to-gold-text 0.3s ease-in-out forwards;
}
@keyframes btn-to-gold-text {
    from{

    }
    to{
        background-color: var(--nav-hover-color);
    }
}
.clicked{
    transform: scale(0.95);
}


/* ==========[ RESPONSIVE DESIGN ]========== */
@media screen and (max-width: 1900px) {
    #card-container{
        margin: 2.5rem 10vw;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-gap: 2rem;
    }
}

/* MIN WIDTH 601px */
@media screen and (max-width: 1470px) {
    #card-container{
        margin: 2.5rem 5vw;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-gap: 1.5rem;
    }
    #nav-container{
        padding: 0.5rem 3.5rem;
    }
    #library-logo{
        height: 60px;
        width: 100px;
    }
    .btn-nav{
        font-size: 18px;
        padding: 1rem;
    }
    .card{
    height: 35vh;
    min-width: 250px;
    min-height: 270px;
    }
}

/* MAX WIDTH 600px */
@media screen and (max-width: 800px) {
    #card-container{
        margin: 2.5rem 5vw;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        grid-gap: 1.5rem;
    }
    #nav-container{
        padding: 0.5rem 1.5rem;
    }
    h1#user-name{
        padding: 0.2rem;
        font-size: 16px;
    }
    img#user-profile-image{
        height: 35px;
        width: 35px;
    }
    #library-logo{
        height: 50px;
        width: 80px;
    }
    .btn-nav{
        font-size: 16px;
        padding: 1rem;
    }
    .card{
    height: 30vh;
    min-width: 200px;
    min-height: 270px;
    }
    #login-input-container{
        min-width: 220px;
        min-height: 250px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 1.5rem 2.5rem;
        border: 2px solid var(--nav-btn-border-color);
    }
}
/* ==========[ \RESPONSIVE DESIGN ]========== */

.golden-button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    color: var(--background-color);
    background: linear-gradient(to bottom, #ffd700, #ffcc00);
    border: 1px solid #cca300;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
  }
  
  .golden-button:hover {
    background: linear-gradient(to bottom, #ffcc00, #ffd700);
  }
  
  /* Golden Texture Overlay */
  .golden-button::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("./Images/gold-2.jpg");
    mix-blend-mode: multiply;
    opacity: 0.7;
  }