:root {
    --primary-color: #ae281e;
    --link-color: var(--primary-color);
    --link-hover-color: #c42d22;
    --text-color: #4b4b4b;
    --light-background-color: #f8f7f7;
    --background-color: #ffffff;
    --white: #ffffff;
    --gray: #838383;
    --light-gray: #d8d8d8;
}

.btn-primary {
    --bs-btn-color: var(--white);
    --bs-btn-bg: var(--link-color);
    --bs-btn-border-color: var(--link-color);
    --bs-btn-hover-bg: var(--link-hover-color);
    --bs-btn-hover-border-color: var(--link-hover-color);
}

.btn-secondary {
    --bs-btn-color: var(--text-color);
    --bs-btn-bg: var(--background-color);
    --bs-btn-border-color: var(--link-color);
    --bs-btn-hover-bg: var(--background-color);
    --bs-btn-hover-border-color: var(--link-hover-color);
    --bs-btn-hover-color: var(--text-color);
}

.nav-tabs {
    --bs-link-color: var(--link-color);
}



/* open-sans-regular - latin */
@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 400;
    src: url('/fonts/open-sans-v17-latin/open-sans-v17-latin-regular.eot');
    src: local('Open Sans Regular'), local('OpenSans-Regular'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-regular.eot?#iefix') format('embedded-opentype'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-regular.woff2') format('woff2'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-regular.woff') format('woff'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-regular.ttf') format('truetype'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-regular.svg#OpenSans') format('svg');
    unicode-range: U+0-10FFFF;
    font-display: auto;
}

/* open-sans-600 - latin */
@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 600;
    src: url('/fonts/open-sans-v17-latin/open-sans-v17-latin-600.eot');
    src: local('Open Sans SemiBold'), local('OpenSans-SemiBold'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-600.eot?#iefix') format('embedded-opentype'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-600.woff2') format('woff2'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-600.woff') format('woff'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-600.ttf') format('truetype'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-600.svg#OpenSans') format('svg');
    unicode-range: U+0-10FFFF;
    font-display: auto;
}

/* open-sans-700 - latin */
@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 700;
    src: url('/fonts/open-sans-v17-latin/open-sans-v17-latin-700.eot');
    /* IE9 Compat Modes */
    src: local('Open Sans Bold'), local('OpenSans-Bold'),
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-700.eot?#iefix') format('embedded-opentype'),
        /* IE6-IE8 */
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-700.woff2') format('woff2'),
        /* Super Modern Browsers */
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-700.woff') format('woff'),
        /* Modern Browsers */
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-700.ttf') format('truetype'),
        /* Safari, Android, iOS */
    url('/fonts/open-sans-v17-latin/open-sans-v17-latin-700.svg#OpenSans') format('svg');
    /* Legacy iOS */
}


body {
    font-family: 'Open Sans', Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--background-color);
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--link-color);
}

header {
    height: 110px;
    flex-shrink: 0;
    padding: 0.5em;
    border-bottom: 8px solid var(--primary-color);
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    background-color: var(--light-background-color);
}

header strong {
    font-family: serif;
    font-size: 36pt;
}

header .logo {
    text-decoration: none;
    color: black;
}

header .logo img {
    height: 100%;
}

header .user-info {
    text-align: right;
    display: flex;
    flex-direction: column;
    justify-content: end;
}

main {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.content-center {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.login-box {
    background: var(--light-background-color);
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 2px 8px rgba(0,0,0,.08);
    margin: auto;
}

.login-box h1 {
    font-size: 1.5rem;
    margin: 0 0 1.5rem;
}

#treeview-wrapper {
    display: flex;
    flex-direction: column;
    width: 30%;
    max-width: 30%;
    padding: 10px;
}

#treeview-content {
    overflow: auto scroll;
    height: 100%;
}

.tab-content {
    height: 100%;
    overflow: hidden;
}

.tab-pane.active {
    height: 100%;
    overflow-y: auto;
}

#pdfview {
    flex: 1;
    display: flex;
    overflow: hidden;
    position: relative;
}

#pdfview-content {
    width: 100%;
    height: 100%;
    display: flex;
    overflow: hidden;
}

.loading-spinner {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.6);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #cce4f6;
    border-top-color: #1b5299;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

footer {
    height: 40px;
    flex-shrink: 0;
    background-color: var(--light-background-color);
    display: flex;
    flex-direction: row;
    justify-content: end;
    align-items: center;
    gap: 1em;
    padding: 0 2em;
}

#search {
    padding: 10px 0;
    display: flex;
    flex-direction: row;
    width: 100%;
    gap: 4px;
}

#search input {
    flex-grow: 1;
}

#search button img {
    height: 20px;
}

ul.issuedetails {
    width: 100%;
    overflow: auto scroll;
    list-style: none;
}

ul.issuedetails li {
    margin-bottom: 1em;
    padding: 0.3em 0em 0.3em 1em;
}

ul.issuedetails .author {
    color: var(--text-color);
}

ul.issuedetails .title {
    font-size: 16pt;
}

ul.issuedetails .issue {
    color: var(--text-color);
}

#searchbutton {
    background-image: url("/img/search.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    width: 40px;
}

#tree-switch {
    display: flex;
    flex-direction: row;
    width: 100%;
    justify-content: space-around;
}

.admin-nav {
    align-self: end;
    display: flex;
    flex-direction: column;
}

h3.details-caption {
    border-bottom: 1px solid black;
    margin-top: 1em;
    margin-bottom: 1em;
    margin-left: 0.5em;
}