/* Knowledge Base Wiki - Dark Theme */

:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #22c55e;
    --warning: #f59e0b;
    --border: #334155;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
}

/* Navigation */
.navbar {
    background: var(--bg-secondary);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand a {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.nav-search {
    display: flex;
    gap: 0.5rem;
}

.nav-search input {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-primary);
    width: 300px;
}

.nav-search input:focus {
    outline: none;
    border-color: var(--accent);
}

.nav-search button {
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.nav-search button:hover {
    background: var(--accent-hover);
}

/* Container */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

/* Breadcrumb */
.breadcrumb {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--text-secondary);
}

.breadcrumb a:hover {
    color: var(--accent);
}

/* Headings */
h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

.kb-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.2s;
    display: block;
    color: var(--text-primary);
}

.kb-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.kb-card h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.kb-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.kb-stats .stat {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.kb-stats .established {
    color: var(--success);
}

.kb-stats .emerging {
    color: var(--warning);
}

/* Article List */
.article-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.article-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
    transition: all 0.2s;
}

.article-item:hover {
    border-color: var(--accent);
    background: var(--bg-tertiary);
}

.article-title {
    font-weight: 500;
}

.article-meta {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Status badges */
.status {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    text-transform: lowercase;
}

.status-established {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.status-emerging {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.status-speculative {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

/* Tags */
.tag {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    background: var(--bg-tertiary);
    border-radius: 12px;
    color: var(--text-secondary);
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.tags .tag:hover {
    background: var(--accent);
    color: white;
}

/* Article View */
.wiki-article {
    max-width: 800px;
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.article-header h1 {
    margin-bottom: 0.75rem;
}

.article-header .date {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Article Content */
.article-content {
    font-size: 1rem;
    line-height: 1.8;
}

.article-content h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.article-content h3 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.article-content p {
    margin-bottom: 1rem;
}

.article-content ul, .article-content ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.article-content th, .article-content td {
    padding: 0.75rem;
    border: 1px solid var(--border);
    text-align: left;
}

.article-content th {
    background: var(--bg-secondary);
}

.article-content code {
    background: var(--bg-secondary);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 0.9em;
}

.article-content pre {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1rem 0;
}

.article-content pre code {
    padding: 0;
    background: none;
}

.article-content mark {
    background: rgba(59, 130, 246, 0.3);
    color: var(--text-primary);
    padding: 0.1rem 0.2rem;
    border-radius: 2px;
}

/* Backlinks in content */
.backlink {
    color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
}

.backlink:hover {
    background: rgba(59, 130, 246, 0.2);
}

/* Sidebar boxes */
.sources-box, .backlinks-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin-top: 2rem;
}

.sources-box h3, .backlinks-box h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sources-box ul, .backlinks-box ul {
    list-style: none;
    padding: 0;
}

.sources-box li, .backlinks-box li {
    padding: 0.25rem 0;
    font-size: 0.9rem;
}

/* Search Results */
.search-results {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.search-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
    display: block;
    color: var(--text-primary);
    transition: all 0.2s;
}

.search-item:hover {
    border-color: var(--accent);
}

.result-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.result-kb {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.result-snippet {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.result-meta {
    display: flex;
    gap: 0.5rem;
}

.no-results {
    color: var(--text-secondary);
    text-align: center;
    padding: 3rem;
}

/* KB Badge */
.kb-badge {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    background: var(--accent);
    color: white;
    border-radius: 12px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

.footer a {
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }

    .nav-search {
        width: 100%;
    }

    .nav-search input {
        width: 100%;
    }

    .container {
        padding: 1rem;
    }

    .article-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .kb-grid {
        grid-template-columns: 1fr;
    }
}