:root {
    --nim-yellow: #FFE953;
    --bg-color: #1a1b26;
    --sidebar-bg: #16161e;
    --navbar-bg: #16161e;
    --text-color: #a9b1d6;
    --header-color: #7aa2f7;
    --link-color: #bb9af7;
    --link-hover: #7aa2f7;
    --border-color: #414868;
    --code-bg: #24283b;
    --sidebar-width: 250px;
    --navbar-height: 60px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    height: var(--navbar-height);
    background-color: var(--navbar-bg);
    color: #fff;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.navbar-brand a {
    color: var(--nim-yellow);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
}

.navbar-menu a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 20px;
}

.navbar-menu a:hover {
    color: var(--link-hover);
}

.search-container {
    position: relative;
    margin-left: 20px;
}

#search {
    padding: 5px 10px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background-color: var(--code-bg);
    color: var(--text-color);
}

/* Main Layout */
.main-container {
    display: flex;
    margin-top: 20px;
    min-height: calc(100vh - var(--navbar-height) - 100px);
}

.sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    padding-right: 20px;
    border-right: 1px solid var(--border-color);
    background-color: var(--sidebar-bg);
}

.sidebar-nav ul {
    list-style: none;
    padding: 10px 10px 10px 14px;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: 3px;
}

.sidebar-nav strong {
    display: block;
    margin-bottom: 2px;
    color: var(--text-color);
    font-size: 0.875rem;
}

.sidebar-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.875rem;
}

.sidebar-nav a:hover {
    color: var(--link-hover);
}

.sidebar-nav ul ul {
    padding-left: 12px;
    margin-top: 2px;
}

.content {
    flex-grow: 1;
    padding: 0 40px 40px 40px;
    max-width: 850px;
}

.content h1, .content h2, .content h3 {
    color: var(--header-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3em;
}

.content h1 { font-size: 2.2rem; }
.content h2 { font-size: 1.8rem; margin-top: 1.5em; }
.content h3 { font-size: 1.4rem; margin-top: 1.2em; border-bottom: none; }

/* Anchor links */
.content h1 .zola-anchor,
.content h2 .zola-anchor,
.content h3 .zola-anchor {
    font-size: 0.55em;
    margin-left: 0.3em;
    opacity: 0.15;
    text-decoration: none;
    transition: opacity 0.15s ease;
}

.content h1:hover .zola-anchor,
.content h2:hover .zola-anchor,
.content h3:hover .zola-anchor {
    opacity: 0.5;
}

.content a {
    color: var(--link-color);
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
    color: var(--link-hover);
}

pre {
    background-color: var(--code-bg);
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    border: 1px solid var(--border-color);
}

code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.9rem;
}

/* Tables in Content */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

thead tr {
    background-color: var(--sidebar-bg);
    border-bottom: 2px solid var(--border-color);
}

th {
    padding: 10px 14px;
    text-align: left;
    color: var(--header-color);
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

td {
    padding: 8px 14px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

td:first-child {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.85rem;
    color: var(--nim-yellow);
    white-space: nowrap;
}

tbody tr:nth-child(even) {
    background-color: rgba(255, 255, 255, 0.02);
}

tbody tr:hover {
    background-color: rgba(122, 162, 247, 0.07);
}

/* Footer */
.footer {
    margin-top: 40px;
    padding: 30px 0;
    background-color: var(--sidebar-bg);
    text-align: center;
    color: #565f89;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

.footer a {
    color: var(--link-color);
    text-decoration: none;
}

/* Modern Wiki Additions: cards, responsive, search */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem;
    margin: 1.5rem 0;
}

.card {
    display: block;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    color: var(--text-color);
    text-decoration: none;
}

.card:hover {
    border-color: var(--link-hover);
    background: rgba(122, 162, 247, 0.07);
    text-decoration: none;
}

.card h3 {
    margin-top: 0;
    margin-bottom: 0.35rem;
    color: var(--nim-yellow);
}

.card p {
    margin: 0;
    color: var(--text-color);
    font-size: 0.92rem;
    line-height: 1.45;
}

.search-result {
    display: block;
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
    text-decoration: none;
}

.search-result:hover {
    background: var(--code-bg);
}

.search-empty {
    padding: 10px;
    color: #565f89;
    font-size: 0.9rem;
}

#search-results {
    position: absolute;
    top: 100%;
    right: 0;
    width: 280px;
    background: var(--sidebar-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    z-index: 100;
    display: none;
    max-height: 320px;
    overflow-y: auto;
}

/* Responsive sidebar */
@media (max-width: 900px) {
    .main-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .content {
        padding: 0 20px;
        max-width: 100%;
    }
}