/* Bureaucratic, Old Library Theme */
:root {
    --bg-color: #f4f1ea;
    --text-color: #2c2924;
    --border-color: #4a453e;
    --header-bg: #e8e4d9;
    --sidebar-bg: #efebdf;
    --accent-bg: #dfdbcf;
    --btn-bg: #e8e4d9;
    --btn-hover: #d8d4c9;
}

* {
    box-sizing: border-box;
    border-radius: 0 !important;
}

body {
    font-family: "Georgia", "Times New Roman", serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
}

#container {
    max-width: 1200px;
    margin: 0 auto;
    border-left: 4px double var(--border-color);
    border-right: 4px double var(--border-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background-color: var(--header-bg);
    padding: 2rem;
    border-bottom: 3px solid var(--border-color);
    text-align: center;
}

header h1 {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1.8rem;
    border-bottom: 1px solid var(--border-color);
    display: inline-block;
    padding-bottom: 0.5rem;
}

#tagline {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    font-style: italic;
}

#main-layout {
    display: flex;
    flex: 1;
}

/* Sidebar Navigation */
#sidebar {
    width: 300px;
    background-color: var(--sidebar-bg);
    border-right: 2px solid var(--border-color);
    padding: 1.5rem;
}

.nav-section {
    margin-bottom: 2rem;
}

.nav-section h2 {
    font-size: 1.1rem;
    text-transform: uppercase;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.3rem;
    margin-bottom: 1rem;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

li {
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px dashed var(--border-color);
}

li:last-child {
    border-bottom: none;
}

a {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.3rem 0.5rem;
    display: block;
    border: 1px solid transparent;
}

a:hover {
    background-color: var(--accent-bg);
    border: 1px solid var(--border-color);
}

a.active {
    background-color: var(--accent-bg);
    border: 1px solid var(--border-color);
    font-weight: bold;
}

/* Main Content Area */
main {
    flex: 1;
    padding: 2rem;
}

h2 {
    font-size: 1.5rem;
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.doc-header {
    margin-bottom: 1.5rem;
}

.doc-header h2 {
    margin-bottom: 0.2rem;
    border: none;
}

#doc-meta {
    font-size: 0.9rem;
    font-style: italic;
    color: #555;
    margin: 0;
}

.doc-summary-box {
    background-color: var(--accent-bg);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.doc-summary-box h3 {
    margin-top: 0;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3rem;
    margin-bottom: 0.8rem;
}

.doc-actions {
    margin-bottom: 1.5rem;
    display: flex;
    gap: 1rem;
}

button {
    background-color: var(--btn-bg);
    border: 2px solid var(--border-color);
    padding: 0.5rem 1rem;
    font-family: inherit;
    font-weight: bold;
    cursor: pointer;
    text-transform: uppercase;
    font-size: 0.8rem;
}

button:hover {
    background-color: var(--btn-hover);
}

button.active {
    background-color: var(--text-color);
    color: var(--bg-color);
}

.btn-accent {
    background-color: #dcd7c9;
    border-style: double;
}

#doc-viewer-container {
    border: 1px solid var(--border-color);
    background-color: white;
    min-height: 400px;
    padding: 2rem;
}

#pdf-viewer {
    width: 100%;
    height: 800px;
}

#md-viewer {
    font-family: "Georgia", serif;
}

#md-viewer h1,
#md-viewer h2,
#md-viewer h3 {
    border-bottom: 1px solid #ccc;
    padding-bottom: 0.3rem;
}

footer {
    border-top: 3px solid var(--border-color);
    padding: 1rem;
    text-align: center;
    font-size: 0.8rem;
    background-color: var(--header-bg);
}

/* Category grid display */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.doc-card {
    border: 1px solid var(--border-color);
    background-color: var(--sidebar-bg);
    padding: 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.doc_card {
    border: 1px solid var(--border-color);
    background-color: var(--sidebar-bg);
    padding: 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.doc-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
}

.doc-card p {
    font-size: 0.85rem;
    margin: 0 0 1rem 0;
    flex: 1;
}

.doc-card .year {
    font-size: 0.8rem;
    font-weight: bold;
    color: #666;
}

.doc-card a {
    text-align: center;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: bold;
    border: 2px solid var(--border-color);
}