/* ==================================== */
/* Knowledge Base Styles               */
/* ==================================== */

/* KB Landing Page */
.kb-hero {
    text-align: center;
    padding: 40px 20px;
    margin-bottom: 30px;
}

.kb-hero h1 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.kb-hero p {
    font-size: 1.1rem;
    color: var(--secondary-text);
    max-width: 600px;
    margin: 0 auto;
}

/* Category Cards Grid */
.kb-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.kb-category-card {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 25px;
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-color);
    display: block;
}

.kb-category-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px var(--shadow-color);
    border-color: var(--primary-color);
}

.kb-coming-soon {
    opacity: 0.6;
    cursor: default;
}

.kb-coming-soon:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--border-color);
}

.kb-coming-soon .kb-card-count {
    color: var(--primary-color);
    font-weight: 500;
}

.kb-card-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    display: inline-block;
    margin-top: 10px;
    transition: color 0.3s ease;
}

.kb-card-link:hover {
    text-decoration: underline;
}

.kb-category-card h3 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.kb-category-card h3 i {
    margin-right: 8px;
}

.kb-category-card p {
    color: var(--secondary-text);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 10px;
}

.kb-category-card .kb-card-count {
    font-size: 0.85rem;
    color: var(--secondary-text);
    opacity: 0.8;
}

/* Breadcrumbs */
.kb-breadcrumbs {
    font-size: 0.9rem;
    color: var(--secondary-text);
    margin-bottom: 25px;
    padding: 10px 0;
}

.kb-breadcrumbs a {
    color: var(--primary-color);
    text-decoration: none;
}

.kb-breadcrumbs a:hover {
    text-decoration: underline;
}

.kb-breadcrumbs span {
    color: var(--text-color);
}

/* Category Index Page */
.kb-category-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.kb-category-header h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.kb-category-header h1 i {
    margin-right: 10px;
}

.kb-category-header p {
    color: var(--secondary-text);
    font-size: 1rem;
    line-height: 1.6;
}

/* Article List on Category Pages */
.kb-article-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.kb-article-list li {
    border-bottom: 1px solid var(--border-color);
}

.kb-article-list li:last-child {
    border-bottom: none;
}

.kb-article-list a {
    display: block;
    padding: 16px 12px;
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.2s ease, padding-left 0.2s ease;
    border-radius: 4px;
}

.kb-article-list a:hover {
    background-color: var(--card-background);
    padding-left: 20px;
}

.kb-article-list .kb-article-title {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--primary-color);
    display: block;
    margin-bottom: 4px;
}

.kb-article-list .kb-article-date {
    font-size: 0.8rem;
    color: var(--secondary-text);
}

/* Article Page */
.kb-article {
    background-color: var(--section-background);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px;
    margin-bottom: 20px;
}

.kb-article-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.kb-article-header h1 {
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: 12px;
    color: var(--text-color);
}

.kb-article-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--secondary-text);
}

.kb-article-meta i {
    margin-right: 5px;
}

.kb-category-tag {
    color: var(--primary-color);
}

/* Article Body Content Styles */
.kb-article-body {
    line-height: 1.8;
    font-size: 1rem;
}

.kb-article-body h2 {
    font-size: 1.4rem;
    margin-top: 1.8em;
    margin-bottom: 0.5em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

.kb-article-body h3 {
    font-size: 1.2rem;
    margin-top: 1.5em;
    margin-bottom: 0.4em;
    color: var(--text-color);
}

.kb-article-body h4,
.kb-article-body h5,
.kb-article-body h6 {
    font-size: 1.05rem;
    margin-top: 1.2em;
    margin-bottom: 0.4em;
    color: var(--text-color);
}

.kb-article-body p {
    margin: 0.8em 0;
}

.kb-article-body a {
    color: var(--primary-color);
    text-decoration: none;
}

.kb-article-body a:hover {
    text-decoration: underline;
}

/* Code Blocks */
.kb-article-body pre {
    background-color: #1e1e1e;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 16px 20px;
    overflow-x: auto;
    margin: 1em 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

.kb-article-body pre code {
    background: none;
    border: none;
    padding: 0;
    font-family: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, 'DejaVu Sans Mono', monospace;
    font-size: 0.9rem;
    color: #d4d4d4;
}

/* Inline Code */
.kb-article-body code,
.kb-article-body .inline-code {
    background-color: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 6px;
    font-family: 'SF Mono', 'Fira Code', 'Fira Mono', Menlo, Consolas, 'DejaVu Sans Mono', monospace;
    font-size: 0.88em;
    color: var(--text-color);
}

.kb-article-body pre code,
.kb-article-body pre .inline-code {
    background: none;
    border: none;
    padding: 0;
    font-size: 0.9rem;
}

/* Syntax Highlighting */
.kb-article-body .hljs-keyword,
.kb-article-body .hljs-selector-tag,
.kb-article-body .hljs-title,
.kb-article-body .hljs-section {
    color: #569cd6;
}

.kb-article-body .hljs-string,
.kb-article-body .hljs-doctag {
    color: #ce9178;
}

.kb-article-body .hljs-comment {
    color: #6a9955;
    font-style: italic;
}

.kb-article-body .hljs-built_in {
    color: #4ec9b0;
}

.kb-article-body .hljs-number,
.kb-article-body .hljs-literal {
    color: #b5cea8;
}

.kb-article-body .hljs-variable,
.kb-article-body .hljs-template-variable {
    color: #9cdcfe;
}

.kb-article-body .hljs-attr,
.kb-article-body .hljs-attribute {
    color: #9cdcfe;
}

.kb-article-body .hljs-meta {
    color: #d4d4d4;
}

.kb-article-body .hljs-type {
    color: #4ec9b0;
}

/* Blockquotes */
.kb-article-body blockquote {
    border-left: 4px solid var(--primary-color);
    padding: 12px 20px;
    margin: 1em 0;
    background-color: var(--card-background);
    border-radius: 0 6px 6px 0;
    color: var(--secondary-text);
}

.kb-article-body blockquote p {
    margin: 0.4em 0;
}

/* Tables */
.kb-article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1em 0;
    font-size: 0.95rem;
}

.kb-article-body th {
    background-color: var(--card-background);
    text-align: left;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--text-color);
}

.kb-article-body td {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.kb-article-body tr:nth-child(even) {
    background-color: var(--card-background);
}

/* Lists */
.kb-article-body ul,
.kb-article-body ol {
    padding-left: 1.8em;
    margin: 0.8em 0;
}

.kb-article-body li {
    margin-bottom: 0.4em;
}

/* Horizontal Rules */
.kb-article-body hr {
    border: none;
    border-bottom: 1px solid var(--border-color);
    margin: 1.5em 0;
}

/* Images */
.kb-article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 1em 0;
}

/* Series Navigation */
.kb-series-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    margin-top: 10px;
    border-top: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.kb-series-nav a {
    color: var(--primary-color);
    text-decoration: none;
}

.kb-series-nav a:hover {
    text-decoration: underline;
}

.kb-series-nav .kb-prev i {
    margin-right: 6px;
}

.kb-series-nav .kb-next i {
    margin-left: 6px;
}

/* Back Links */
.kb-back-link {
    margin-top: 20px;
    margin-bottom: 20px;
}

.kb-back-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.95rem;
}

.kb-back-link a:hover {
    text-decoration: underline;
}

.kb-back-link a i {
    margin-right: 6px;
}

.kb-last-updated {
    text-align: center;
    padding: 10px 0;
    font-size: 0.8rem;
    color: var(--secondary-text);
    opacity: 0.8;
}

/* Callout Boxes */
.kb-callout {
    border-left: 4px solid var(--primary-color);
    background-color: rgba(0, 122, 255, 0.08);
    border-radius: 0 8px 8px 0;
    padding: 20px 24px;
    margin: 1.5em 0;
}

.kb-callout-title {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-color);
}

.kb-callout-title i {
    font-size: 1.1rem;
}

.kb-callout p {
    margin: 0.5em 0;
}

.kb-callout p:last-child {
    margin-bottom: 0;
}

.kb-callout-warning {
    border-left-color: #f0ad4e;
    background-color: rgba(240, 173, 78, 0.08);
}

.kb-callout-warning .kb-callout-title {
    color: #f0ad4e;
}

.kb-callout-tip {
    border-left-color: #28a745;
    background-color: rgba(40, 167, 69, 0.08);
}

.kb-callout-tip .kb-callout-title {
    color: #28a745;
}

.kb-callout-info {
    border-left-color: var(--primary-color);
    background-color: rgba(0, 122, 255, 0.08);
}

.kb-callout-info .kb-callout-title {
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .kb-categories-grid {
        grid-template-columns: 1fr;
    }

    .kb-article {
        padding: 25px 20px;
    }

    .kb-article-header h1 {
        font-size: 1.4rem;
    }

    .kb-article-meta {
        flex-direction: column;
        gap: 8px;
    }

    .kb-hero h1 {
        font-size: 1.8rem;
    }

    .kb-series-nav {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .kb-article {
        padding: 20px 15px;
    }

    .kb-article-body pre {
        padding: 12px;
        font-size: 0.8rem;
    }
}