/**
 * ProtoCentral Documentation Styles
 *
 * Material Design-inspired styling for pc_documentation pages.
 * Enqueued only on singular pc_documentation views.
 *
 * Design references:
 *   - MkDocs Material theme (the look we're matching)
 *   - Material Design 3 typography scale
 *   - Google's developer documentation patterns
 *
 * @package ProtoCentral_Super_Bridge
 * @since 3.3.1
 */

/* ============================================================
   CSS Custom Properties — easy theming
   ============================================================ */
:root {
    --pc-doc-font:         -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --pc-doc-mono:         'SFMono-Regular', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
    --pc-doc-primary:      #1976d2;          /* Material Blue 700 */
    --pc-doc-primary-dark: #1565c0;
    --pc-doc-on-primary:   #ffffff;
    --pc-doc-surface:      #ffffff;
    --pc-doc-on-surface:   #212121;
    --pc-doc-muted:        #757575;
    --pc-doc-border:       #e0e0e0;
    --pc-doc-bg-code:      #f5f5f5;
    --pc-doc-bg-note:      #e3f2fd;          /* Blue 50 */
    --pc-doc-bg-warn:      #fff3e0;          /* Orange 50 */
    --pc-doc-max-width:    1200px;
    --pc-doc-content-max:  820px;
    --pc-doc-radius:       4px;
}


/* ============================================================
   Override Shoptimizer layout — go full-width, no sidebar
   ============================================================ */
body.single-pc_documentation .col-md-8,
body.single-pc_documentation .col-lg-8 {
    flex: 0 0 100% !important;
    max-width: 100% !important;
}

body.single-pc_documentation .col-md-4.sidebar,
body.single-pc_documentation .col-lg-4.sidebar,
body.single-pc_documentation aside.sidebar,
body.single-pc_documentation #secondary {
    display: none !important;
}

/* Hide Shoptimizer's default post meta, author, categories, tags, nav */
body.single-pc_documentation .entry-meta,
body.single-pc_documentation .post-meta,
body.single-pc_documentation .entry-footer,
body.single-pc_documentation .post-navigation,
body.single-pc_documentation .author-info,
body.single-pc_documentation .cat-links,
body.single-pc_documentation .tags-links,
body.single-pc_documentation .comments-area {
    display: none !important;
}


/* ============================================================
   Main Container
   ============================================================ */
.pc-documentation-container {
    max-width: var(--pc-doc-max-width);
    margin: 0 auto;
    padding: 32px 24px 64px;
    background: var(--pc-doc-surface);
}

.pc-documentation-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0;
}


/* ============================================================
   Breadcrumbs
   ============================================================ */
.pc-breadcrumbs {
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--pc-doc-border);
}

.pc-breadcrumbs ol {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
    font-family: var(--pc-doc-font);
    font-size: 13px;
    color: var(--pc-doc-muted);
}

.pc-breadcrumbs li {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
}

.pc-breadcrumbs li::after {
    content: "›";
    margin: 0 8px;
    color: #bdbdbd;
    font-size: 14px;
}

.pc-breadcrumbs li:last-child::after {
    content: "";
    margin: 0;
}

.pc-breadcrumbs a,
.pc-breadcrumbs a span {
    color: var(--pc-doc-primary);
    text-decoration: none;
    transition: color 0.15s;
}

.pc-breadcrumbs a:hover,
.pc-breadcrumbs a:hover span {
    color: var(--pc-doc-primary-dark);
    text-decoration: underline;
}

.pc-breadcrumbs li:last-child span {
    color: var(--pc-doc-on-surface);
    font-weight: 500;
}

/* TSF breadcrumb bar overrides (if TSF renders its own markup) */
.tsf-breadcrumb-bar {
    font-family: var(--pc-doc-font) !important;
    font-size: 13px !important;
    margin-bottom: 24px !important;
    padding-bottom: 16px !important;
    border-bottom: 1px solid var(--pc-doc-border) !important;
}

.tsf-breadcrumb-bar a {
    color: var(--pc-doc-primary) !important;
}


/* ============================================================
   Document Header
   ============================================================ */
.pc-doc-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--pc-doc-border);
}

.pc-doc-section-badge {
    display: inline-block;
    font-family: var(--pc-doc-font);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--pc-doc-primary);
    background: var(--pc-doc-bg-note);
    padding: 4px 10px;
    border-radius: 12px;
    margin-bottom: 12px;
}

.pc-doc-title {
    font-family: var(--pc-doc-font);
    font-size: 36px;
    font-weight: 400;
    line-height: 1.2;
    margin: 0 0 12px 0;
    color: var(--pc-doc-on-surface);
    letter-spacing: -0.02em;
}

.pc-doc-meta {
    font-family: var(--pc-doc-font);
    font-size: 13px;
    color: var(--pc-doc-muted);
}


/* ============================================================
   Document Body — TOC + Content side by side on large screens
   ============================================================ */
.pc-doc-body {
    display: flex;
    gap: 48px;
    align-items: flex-start;
}


/* ============================================================
   Table of Contents (sticky sidebar)
   ============================================================ */
.pc-doc-toc {
    display: none;               /* hidden by default, shown via JS when headings exist */
    flex: 0 0 220px;
    position: sticky;
    top: 100px;
    order: 2;                    /* right side */
    font-family: var(--pc-doc-font);
    max-height: calc(100vh - 140px);
    overflow-y: auto;
}

.pc-doc-toc.has-items {
    display: block;
}

.pc-doc-toc-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pc-doc-muted);
    margin: 0 0 12px 0;
    padding: 0;
    border: none;
}

.pc-doc-toc ol {
    list-style: none;
    padding: 0;
    margin: 0;
    border-left: 2px solid var(--pc-doc-border);
}

.pc-doc-toc li {
    margin: 0;
    padding: 0;
}

.pc-doc-toc a {
    display: block;
    padding: 4px 0 4px 16px;
    font-size: 13px;
    line-height: 1.4;
    color: var(--pc-doc-muted);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -2px;
    transition: color 0.15s, border-color 0.15s;
}

.pc-doc-toc a:hover {
    color: var(--pc-doc-on-surface);
}

.pc-doc-toc a.active {
    color: var(--pc-doc-primary);
    border-left-color: var(--pc-doc-primary);
    font-weight: 500;
}

/* Indent h3 items */
.pc-doc-toc li.toc-h3 a {
    padding-left: 32px;
    font-size: 12px;
}


/* ============================================================
   Article Content — Typography
   ============================================================ */
.pc-doc-content {
    flex: 1 1 auto;
    min-width: 0;
    max-width: var(--pc-doc-content-max);
    font-family: var(--pc-doc-font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--pc-doc-on-surface);
    order: 1;
}

.pc-doc-content p {
    margin: 0 0 16px 0;
}

/* Headings */
.pc-doc-content h2 {
    font-family: var(--pc-doc-font);
    font-size: 24px;
    font-weight: 500;
    line-height: 1.3;
    margin: 48px 0 16px 0;
    padding-top: 24px;
    border-top: 1px solid var(--pc-doc-border);
    color: var(--pc-doc-on-surface);
    letter-spacing: -0.01em;
}

.pc-doc-content h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.pc-doc-content h3 {
    font-family: var(--pc-doc-font);
    font-size: 20px;
    font-weight: 500;
    line-height: 1.3;
    margin: 32px 0 12px 0;
    color: var(--pc-doc-on-surface);
}

.pc-doc-content h4 {
    font-family: var(--pc-doc-font);
    font-size: 16px;
    font-weight: 600;
    margin: 24px 0 8px 0;
    color: var(--pc-doc-on-surface);
}


/* ============================================================
   Inline Code & Code Blocks
   ============================================================ */
.pc-doc-content code {
    font-family: var(--pc-doc-mono);
    font-size: 0.85em;
    background: var(--pc-doc-bg-code);
    color: #c62828;
    padding: 2px 6px;
    border-radius: 3px;
    word-break: break-word;
}

.pc-doc-content pre {
    font-family: var(--pc-doc-mono);
    font-size: 13px;
    line-height: 1.5;
    background: #263238;                      /* Material Blue Grey 900 — dark terminal look */
    color: #eceff1;                           /* Blue Grey 50 */
    padding: 20px 24px;
    border-radius: var(--pc-doc-radius);
    overflow-x: auto;
    margin: 0 0 20px 0;
    border: none;
    -webkit-overflow-scrolling: touch;
}

.pc-doc-content pre code {
    font-family: var(--pc-doc-mono);
    font-size: inherit;
    background: transparent;
    color: inherit;
    padding: 0;
    border-radius: 0;
}


/* ============================================================
   Tables — clean Material style
   ============================================================ */
.pc-doc-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 14px;
    line-height: 1.5;
    border: 1px solid var(--pc-doc-border);
    border-radius: var(--pc-doc-radius);
    overflow: hidden;
}

.pc-doc-content thead {
    background: #fafafa;
}

.pc-doc-content th {
    font-weight: 600;
    text-align: left;
    padding: 12px 16px;
    border-bottom: 2px solid var(--pc-doc-border);
    color: var(--pc-doc-on-surface);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.pc-doc-content td {
    padding: 10px 16px;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: top;
}

.pc-doc-content tbody tr:nth-child(even) {
    background: #fafafa;
}

.pc-doc-content tbody tr:hover {
    background: #f5f5f5;
}

/* Responsive table wrapper */
.pc-doc-content .table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 20px 0;
}


/* ============================================================
   Lists
   ============================================================ */
.pc-doc-content ul,
.pc-doc-content ol {
    margin: 0 0 16px 0;
    padding-left: 24px;
}

.pc-doc-content li {
    margin: 6px 0;
    line-height: 1.6;
}

.pc-doc-content li > ul,
.pc-doc-content li > ol {
    margin-top: 4px;
    margin-bottom: 4px;
}


/* ============================================================
   Links
   ============================================================ */
.pc-doc-content a {
    color: var(--pc-doc-primary);
    text-decoration: none;
    border-bottom: 1px solid rgba(25, 118, 210, 0.3);
    transition: border-color 0.15s, color 0.15s;
}

.pc-doc-content a:hover {
    color: var(--pc-doc-primary-dark);
    border-bottom-color: var(--pc-doc-primary-dark);
}


/* ============================================================
   Blockquotes — used for notes/warnings
   ============================================================ */
.pc-doc-content blockquote {
    margin: 16px 0;
    padding: 16px 20px;
    background: var(--pc-doc-bg-note);
    border-left: 4px solid var(--pc-doc-primary);
    border-radius: 0 var(--pc-doc-radius) var(--pc-doc-radius) 0;
    font-size: 14px;
    color: #1a237e;
}

.pc-doc-content blockquote p:last-child {
    margin-bottom: 0;
}

/* Warning-style blockquotes (start with "Important:" or "Warning:") */
.pc-doc-content blockquote strong:first-child {
    display: block;
    margin-bottom: 4px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}


/* ============================================================
   Images
   ============================================================ */
.pc-doc-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--pc-doc-radius);
    margin: 20px 0;
    display: block;
    border: 1px solid var(--pc-doc-border);
}

.pc-doc-content figure {
    margin: 24px 0;
}

.pc-doc-content figcaption {
    font-size: 13px;
    color: var(--pc-doc-muted);
    margin-top: 8px;
    text-align: center;
}


/* ============================================================
   Horizontal rules
   ============================================================ */
.pc-doc-content hr {
    border: none;
    border-top: 1px solid var(--pc-doc-border);
    margin: 40px 0;
}


/* ============================================================
   Product Buy Card (horizontal, in main body)
   ============================================================ */
.pc-doc-product-card {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
    padding: 16px 20px;
    border: 1px solid var(--pc-doc-border);
    border-radius: 8px;
    background: #fafafa;
}

.pc-doc-product-img-link {
    display: block;
    flex-shrink: 0;
    border: none !important;
}

.pc-doc-product-card img.pc-doc-product-img,
.pc-doc-product-card .pc-doc-product-img-link img {
    width: 80px;
    height: auto;
    margin: 0;
    border-radius: 6px;
    border: 1px solid var(--pc-doc-border);
}

.pc-doc-product-info {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.pc-doc-product-name {
    font-family: var(--pc-doc-font);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.3;
    margin: 0;
}

.pc-doc-product-name a {
    color: var(--pc-doc-on-surface);
    text-decoration: none;
    border: none;
}

.pc-doc-product-name a:hover {
    color: var(--pc-doc-primary);
}

.pc-doc-product-price {
    font-size: 16px;
    font-weight: 700;
    color: var(--pc-doc-on-surface);
    margin: 0;
}

.pc-doc-product-price del {
    font-size: 13px;
    font-weight: 400;
    color: var(--pc-doc-muted);
}

.pc-doc-buy-btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--pc-doc-primary);
    color: var(--pc-doc-on-primary) !important;
    font-size: 14px;
    font-weight: 600;
    border: none !important;
    border-radius: 6px;
    text-decoration: none !important;
    transition: background 0.15s, box-shadow 0.15s;
    cursor: pointer;
}

.pc-doc-buy-btn:hover {
    background: var(--pc-doc-primary-dark);
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.25);
    color: var(--pc-doc-on-primary) !important;
}

/* Sidebar wrapper — contains TOC + product card */
.pc-doc-sidebar {
    flex: 0 0 260px;
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    align-self: flex-start;
    order: 2;
}

/* Move TOC styles to sidebar context */
.pc-doc-toc {
    position: static !important;
    top: auto !important;
    max-height: none !important;
}


/* ============================================================
   Related Docs section
   ============================================================ */
.pc-doc-related {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 2px solid var(--pc-doc-border);
}

.pc-doc-related-title {
    font-family: var(--pc-doc-font);
    font-size: 18px;
    font-weight: 500;
    margin: 0 0 16px 0;
    color: var(--pc-doc-on-surface);
}

.pc-doc-related-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.pc-doc-related-list li {
    margin: 0;
}

.pc-doc-related-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border: 1px solid var(--pc-doc-border);
    border-radius: var(--pc-doc-radius);
    font-size: 14px;
    color: var(--pc-doc-on-surface);
    text-decoration: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.pc-doc-related-list a:hover {
    border-color: var(--pc-doc-primary);
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.12);
}

.pc-doc-related-section {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--pc-doc-muted);
    background: #f5f5f5;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 8px;
    flex-shrink: 0;
}


/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
    .pc-doc-toc {
        display: none !important;   /* hide TOC sidebar on tablet */
    }

    .pc-doc-sidebar {
        display: none;        /* hide TOC sidebar on tablet */
    }

    .pc-doc-body {
        flex-direction: column;
        gap: 0;
    }
}

@media (max-width: 768px) {
    .pc-documentation-container {
        padding: 20px 16px 48px;
    }

    .pc-doc-title {
        font-size: 28px;
    }

    .pc-doc-content {
        font-size: 15px;
    }

    .pc-doc-content h2 {
        font-size: 20px;
        margin-top: 32px;
        padding-top: 16px;
    }

    .pc-doc-content h3 {
        font-size: 18px;
    }

    .pc-doc-content pre {
        padding: 16px;
        font-size: 12px;
        border-radius: 0;
        margin-left: -16px;
        margin-right: -16px;
    }

    .pc-doc-content table {
        font-size: 13px;
    }

    .pc-doc-content th,
    .pc-doc-content td {
        padding: 8px 10px;
    }

    .pc-doc-related-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .pc-doc-title {
        font-size: 24px;
    }

    .pc-breadcrumbs ol {
        font-size: 12px;
    }
}