:root {
    --background: #f0f3f6;
    --white: #fefefe;
}

html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--background);
}

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

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

a, .btn-link {
    color: #006bb7;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.max-wh-inherit {
    max-width: inherit;
    max-height: inherit;
}

.content {
    padding-top: 1.1rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.search-bar-container {
    padding: 20px;
    background-color: var(--background);
    position: relative;
}

.search-bar {
    border-radius: 10px;
    border: 0;
    width: 100%;
    height: 60px;
    padding: 5px 5px 5px 15px;
    background-color: var(--white);
    font-size: 25px;
}

.search-icon {
    fill: grey;
    position: absolute;
    top: 35px;
    right: 35px;
    cursor: pointer;
}

.not-found-text {
    width: 100%;
    margin-top: 10%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: gray;
}

.not-found-title {
    width: 90%;
    font-size: 40px;
    display: inline-block;
    text-align: center;
}

.fixed-button-div {
    position: fixed;
    left: 250px;
    right: 0;
    bottom: 50px;
    margin-inline: auto;
    width: fit-content;
}

.box-shadow-border {
    border-radius: 15px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.hoverEffect {
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
    transition: all 0.3s cubic-bezier(.25, .8, .25, 1);
}

.tableHover:hover {
    background-color: #e3f2fd;
    transition: background-color 0.3s ease-in-out;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.tableHover:hover .icon-favorite {
    transform: scale(1.1);
    transition: transform 0.2s ease-in-out;
}

.hoverEffect:hover {
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
}

.myIcon:hover {
    fill: black;
}

.btn-add-book {
    position: fixed;
    right: 10px;
    bottom: 10px;
    border-radius: 100px;
    width: 5.5rem;
    height: 5.5rem;
    background-image: linear-gradient(135deg, rgb(5, 39, 103) 0%, #3a0647 70%);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.btn-add-book:hover {
    opacity: 80%;
}

.book-list {
    list-style-type: none;
    margin-left: 0;
    padding: 0 20px 20px;
    margin-bottom: 0;
}

.book-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-left: 0;
    padding: 0 20px 20px;
}

.book-record {
    border: 0;
    border-radius: 20px;
    padding: 1rex;
    margin: 10px 0;
    background: var(--white);
    display: flex;

    p {
        font-size: 20px;
    }
}

.found-record-box {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.found-record {
    border: 0;
    padding: 1rex;
    margin: 10px 0;
    display: flex;
    min-height: 170px;
    p {
        font-size: 20px;
    }
}

.open-book-record {
    display: flex;
    flex-direction: column;
    padding: .5rem 3rem .5rem .5rem;
    font-size: 25px;
}

.preview-photo {
    max-width: 144px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 10px;
    max-height: 192px;
    cursor: pointer;
}

.preview-photo img {
    max-width: 100%;
    height: auto;
    max-height: inherit;
    display: block;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    border-radius: 10px;
}

.page-title {
    margin-top: 20px;
    margin-left: 20px;
    font-weight: bold;
    margin-bottom: 20px;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    border-bottom: 1px solid grey;
    margin-bottom: 5px;
    margin-left: 20px;
    margin-right: 20px;
}

.tab {
    margin-right: 10px;
    padding: 10px 10px;
    cursor: pointer;
    position: relative;
    color: grey;
    overflow: hidden;
    font-size: 20px;
}

.tab::before {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: black;
    transition: 0.4s;
}

.tab:hover::before {
    width: 100%;
}

.tab.selected {
    font-weight: bold;
    text-decoration: none;
    color: black;
}

.tab.selected::before {
    width: 100%;
}


.page-content {
    margin-left: 30px;
    margin-top: 20px;
    margin-right: 30px;
}

.fullscreen-page-content {
    min-height: 100%;
    padding: 20px;
}

/* 
Form css
*/

.text-field {
    border-radius: 10px;
    border: 0;
    width: 100%;
    height: 45px;
    padding: 5px 5px 5px 15px;
    background-color: var(--white);
    font-size: 25px;
}

.non-resizable-textarea {
    resize: none;
    background-color: white !important;
    color: black !important;
    border-width: 0;
    min-height: 240px;
}

textarea::-webkit-scrollbar {
    width: 0.5em;
}

textarea::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
    border-bottom-right-radius: 10px;
    border-top-right-radius: 10px;
}

textarea::-webkit-scrollbar-thumb {
    background-image: linear-gradient(135deg, rgb(5, 39, 103) 0%, #3a0647 70%);
    border-radius: 40%;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.form-label {
    font-size: 20px;
}

.button {
    border-radius: 20px;
    color: white;
    padding: 5px 10px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.submit-btn {
    background-image: linear-gradient(135deg, rgb(5, 39, 103) 0%, #3a0647 70%);
}

.button:hover {
    opacity: 80%;
}

.red-btn {
    background: #e00000;
}

.neutral-btn {
    background: grey;
}

.font-20 {
    font-size: 20px !important;
}

.font-25 {
    font-size: 25px !important;
}

.col-20-33 {
    flex: 20%;
}

.left-button-div {
    display: flex;
    flex: 0 0 auto;
    width: 50% !important;
}

/*
Toggle Button css
 */

.toggle-btn-selected {
    background-color: #d0d3d6;
    color: black;
    box-shadow: 3px 4px 0 0 rgba(0, 0, 0, 0.3);
    transition: all 0.3s;
    transform: translate3d(3px, 4px, 0);
}

.toggle-btn-unselected {
    background-color: var(--background);
    color: black;
    box-shadow: 6px 8px 0 0 rgba(0, 0, 0, 0.15);
    transition: 200ms;
}

.toggle-btn {
    margin: 5px;
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
}

.toggle-btn-unselected:hover {
    opacity: 80%;
}

.tag-list {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 0;
    display: flex;
    flex-wrap: wrap;
    margin-top: calc(-1* var(--bs-gutter-y));
    margin-right: calc(-.5* var(--bs-gutter-x));
    margin-left: calc(-.5* var(--bs-gutter-x));
}

.tag {
    margin-left: 8px;
    margin-bottom: 10px;
    border-radius: 10px;
    padding: 5px 5px 5px 20px;
    font-size: 18px;
    background-color: var(--white);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

span .remove-tag {
    visibility: hidden;
}

span:hover .remove-tag {
    visibility: visible;
}

.add-tag {
    cursor: pointer;
    color: var(--bs-green);
}

.add-tag:hover {
    opacity: 70%;
}

.mx-20 {
    margin: 0 20px;
}

.accordion-button:focus {
    box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
    background-color: var(--white) !important;
    box-shadow: none !important;
    border-bottom: 1px lightgrey solid !important;
}


.tableHeader {
    background-color: var(--white);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);;
}

.custom-file-upload {
    cursor: pointer;
}

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75) !important;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-image {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.card-container {
    perspective: 1000px;

}

.flip-card {
    width: 276px;
    height: 368px;
    position: relative;
}

.flip-card-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.8s;
    transform-style: preserve-3d;
    position: relative;
}

.flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

.flip-card-back {
    transform: rotateY(180deg);
    background-color: var(--white);
    border-radius: 10px;
    box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
}

.flipped .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-photo {
    border-radius: 10px;
    max-width: 276px;
    min-height: 368px;
    max-height: 368px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
}
.flip-card-photo img {
    border-radius: 10px;
    max-width: 100%;
    height: auto;
    display: block;
}

.book-lend-records {
    padding-bottom: 10px;
    gap: 1rem;
    flex-wrap: wrap;
    display: flex;
}


@media (min-width: 641px) {
    .btn-add-book {
        right: 40px;
        bottom: 40px;
        width: 7rem;
        height: 7rem;
    }

    .book-title {
        font-size: 50px !important;
        font-weight: bold;
    }

    .sticky-header {
        padding-top: 4px;
        position: sticky;
        top: 0;
        z-index: 99;
    }

    .invisible-col-40 {
        flex: 40%;
    }

    .w-80 {
        width: 80% !important;
    }

    .w-20 {
        width: 20% !important;
    }

    .w-40 {
        width: 40% !important;
    }

    .left-button {
        margin-right: 113px;
    }

    .left-button-div {
        justify-content: flex-end;
    }

    .middle-button-div {
        margin-left: -103px;
        margin-right: 10px;
        width: fit-content !important;
    }

    .right-button-div {
        width: fit-content !important;
    }
    
    .col-9-12 {
        flex: 75%;
    }

    .col-6-12 {
        flex: 50%;
    }
    
    .col-3-12 {
        flex: 25%
    }
    
    .col-4-12, .col-4-6 {
        flex: 33.333333%;
    }

    .display-phone {
        display: none !important;
    }

    .accordion-button {
        font-size: 25px !important;
    }

    .ps-3-pc {
        padding-left: 1rem;
    }

    .justify-content-end-pc {
        justify-content: end;
    }

    .display-flex-pc {
        display: flex;
    }
    
    .font-25-pc {
        font-size: 25px !important;
    }
    .ms-pc-20 {
        margin-left: 20px !important;
    }
    
    .flex-grow-1-pc-flex12-phone {
        flex-grow: 1;
    }
}

@media (max-width: 640px) {
    .book-record-row {
        flex-wrap: wrap;
    }

    .book-grid {
        justify-content: center;
    }

    .open-book-record {
        padding: 0;
    }
    
    .book-lend-records {
        justify-content: center;
    }

    .search-bar-container {
        padding: 20px;
    }
    
    .flex-wrap-phone {
        flex-wrap: wrap;
    }
    
    .justify-content-center-phone {
        justify-content: center;
    }

    .invisible-col-40 {
        display: none;
    }

    .col-20-33 {
        flex: 33.33333333%;
    }

    .font-25 {
        font-size: 18px;
    }

    .not-found-title {
        font-size: 30px;
    }

    .right-button {
        width: 100% !important;
    }

    .col-6-12, .col-3-12, .col-4-12, .col-9-12 {
        flex: 100%;
    }
    
    .col-4-6 {
        flex: 50%;
    }

    .w-95-phone {
        width: 95% !important;
    }

    .w-100-phone {
        width: 100% !important;
    }

    .middle-button-div {
        display: flex;
        flex: 0 0 auto;
        width: 50% !important;
        justify-content: end;
    }

    .mt-phone-10 {
        margin-top: 8rem;
    }

    .mt-phone-12 {
        margin-top: 12px;
    }

    .display-pc {
        display: none !important;
    }
    
    .display-flex-pc {
        display: none !important;
    }

    .accordion-button {
        font-size: 20px !important;
    }

    .book-col-6 {
        max-width: 100%;
    }

    .fixed-button-div {
        left: 0;
    }

    .flex-grow-1-pc-flex12-phone {
        flex: 100%;
    }

    .flex-grow-1-phone {
        flex-grow: 1 !important;
    }
}