@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

/* Light Theme (Default) */
:root, [data-theme="light"] {
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    
    --bg-main: #ffffff;
    --bg-header: #ffffff;
    --bg-sidebar: #fbfbfd;
    --bg-card: #ffffff;
    --bg-hover: #f1f5f9;
    --bg-active: #e2e8f0;
    --bg-muted: #f8fafc;
    --bg-input: #f8fafc;
    --bg-modal: #ffffff;
    --bg-code: #f8fafc;
    --bg-modal-backdrop: rgba(15, 23, 42, 0.4);
    
    --text-primary: #18191f;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    
    --btn-primary-bg: #18191f;
    --btn-primary-text: #ffffff;
    
    --logo-filter: invert(1);
    
    --header-height: 52px;
    --sidebar-width: 265px;
    --toc-width: 210px;
    --content-max-width: 920px;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-main: #0f1117;
    --bg-header: #0f1117;
    --bg-sidebar: #0b0d13;
    --bg-card: #161822;
    --bg-hover: #1e2130;
    --bg-active: #272a3d;
    --bg-muted: #161822;
    --bg-input: #12141d;
    --bg-modal: #161822;
    --bg-code: #0b0d13;
    --bg-modal-backdrop: rgba(0, 0, 0, 0.75);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.16);
    
    --btn-primary-bg: #f8fafc;
    --btn-primary-text: #0f1117;
    
    --logo-filter: none;
}

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

::selection {
    background-color: #000000;
    color: #ffffff;
}

::-moz-selection {
    background-color: #000000;
    color: #ffffff;
}

[data-theme="dark"] ::selection {
    background-color: #ffffff;
    color: #000000;
}

[data-theme="dark"] ::-moz-selection {
    background-color: #ffffff;
    color: #000000;
}

html, body {
    width: 100%;
    min-height: 100%;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 350;
    line-height: 1.65;
    letter-spacing: -0.01em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.15s ease, color 0.15s ease;
}

/* Universal Regular Typography Enforcement */
h1, h2, h3, h4, h5, h6,
.docs-title,
.docs-content h1,
.docs-content h2,
.docs-content h3,
.docs-content h4,
.docs-content h5,
.docs-content h6,
.docs-article h1,
.docs-article h2,
.docs-article h3,
.docs-article h4 {
    font-weight: 400 !important;
    letter-spacing: -0.015em;
}

p, li, a, div, td, th {
    font-weight: 350;
}

strong, b,
.docs-content strong,
.docs-content b,
.docs-callout strong {
    font-weight: 400 !important;
}

/* Universal Clean Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.docs-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.docs-header-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.docs-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
}

.docs-brand-logo {
    height: 1.25rem;
    width: auto;
    display: block;
    filter: var(--logo-filter);
}

.docs-nav-links {
    display: none;
    align-items: center;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .docs-nav-links {
        display: flex;
    }
}

.docs-nav-link {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

.docs-nav-link:hover, .docs-nav-link.active {
    color: var(--text-primary);
}

.docs-header-center {
    flex: 1;
    max-width: 320px;
    margin: 0 1.5rem;
}

.docs-search-btn {
    width: 100%;
    height: 32px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.82rem;
    padding: 0 0.65rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.docs-search-btn:hover {
    border-color: var(--border-hover);
    background-color: var(--bg-hover);
    color: var(--text-secondary);
}

.docs-search-btn-left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.docs-kbd {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    background-color: var(--bg-muted);
    color: var(--text-secondary);
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
    border: 1px solid var(--border-color);
}

.docs-header-right {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.docs-btn-fab {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    font-weight: 400;
    color: var(--btn-primary-text);
    background-color: var(--btn-primary-bg);
    padding: 0.35rem 0.85rem;
    border-radius: 8px;
    text-decoration: none;
    border: 1px solid transparent;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.docs-btn-fab:hover {
    opacity: 0.85;
    transform: translateY(-1px);
}

.docs-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    cursor: pointer;
}

@media (min-width: 1024px) {
    .docs-menu-toggle {
        display: none;
    }
}

/* ==========================================================================
   LAYOUT SHELL
   ========================================================================== */
.docs-shell {
    display: flex;
    width: 100%;
    max-width: 100%;
    min-height: calc(100vh - var(--header-height));
    background-color: var(--bg-main);
    position: relative;
    overflow-x: clip;
}

/* ==========================================================================
   SIDEBAR SECTION, FOLDER & TREE NAVIGATION (EXACT SPEC MATCH)
   ========================================================================== */
.docs-sidebar {
    width: var(--sidebar-width);
    flex-shrink: 0;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: 1.5rem 0.9rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

@media (max-width: 1023px) {
    .docs-sidebar {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        z-index: 90;
        transition: left 0.2s ease;
        background-color: var(--bg-main);
    }
    
    .docs-sidebar.open {
        left: 0;
    }
}

.docs-sidebar-top {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* Section Group */
.docs-sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

/* Section Header (e.g. Get Started / Muted over-title) */
.docs-sidebar-section-title {
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    padding: 0.4rem 0.5rem 0.2rem 0.5rem;
    user-select: none;
}

/* Direct Flat Links (e.g. Welcome, Quickstart, Changelog) */
.docs-sidebar-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0.55rem;
    border-radius: 5px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 400;
    line-height: 1.4;
    transition: all 0.12s ease;
}

.docs-sidebar-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.docs-sidebar-link.active {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    background-color: transparent !important;
}

/* Collapsible Folder Header (e.g. Models & Pricing / 100 Blueprint Node) */
.docs-sidebar-folder {
    display: flex;
    flex-direction: column;
}

.docs-sidebar-folder-title {
    font-size: 0.88rem;
    font-weight: 400;
    color: var(--text-secondary);
    padding: 0.35rem 0.55rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    border-radius: 5px;
    user-select: none;
    transition: all 0.15s ease;
}

.docs-sidebar-folder-title:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.docs-sidebar-chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.docs-sidebar-folder-title:hover .docs-sidebar-chevron {
    color: var(--text-primary);
}

.docs-sidebar-folder.collapsed .docs-sidebar-chevron {
    transform: rotate(-90deg);
}

/* Nested Tree Container with Vertical Guide Line */
.docs-sidebar-nested {
    position: relative;
    margin-left: 0.85rem;
    padding-left: 0.85rem;
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.12rem;
    margin-top: 0.2rem;
    margin-bottom: 0.25rem;
}

.docs-sidebar-nested .docs-sidebar-link {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.32rem 0.5rem;
    font-weight: 400;
}

.docs-sidebar-nested .docs-sidebar-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.docs-sidebar-nested .docs-sidebar-link.active {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    background-color: transparent !important;
}

.docs-sidebar-folder.collapsed .docs-sidebar-nested {
    display: none !important;
}

/* Sidebar Footer: Theme Toggle & Language */
.docs-sidebar-footer {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.docs-theme-toggle-pill {
    display: inline-flex;
    align-items: center;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 2px;
    gap: 2px;
}

.docs-theme-btn {
    width: 24px;
    height: 24px;
    border-radius: 9999px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.12s ease;
}

.docs-theme-btn svg {
    display: block;
    width: 13px;
    height: 13px;
    flex-shrink: 0;
}

.docs-theme-btn:hover {
    color: var(--text-primary);
}

.docs-theme-btn.active {
    background-color: var(--bg-muted);
    color: var(--text-primary);
}

.docs-lang-wrap {
    position: relative;
}

.docs-lang-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    padding: 0.25rem 0.65rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.12s ease;
    user-select: none;
}

.docs-lang-pill:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.docs-lang-dropdown {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 0;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 4px;
    display: none;
    flex-direction: column;
    min-width: 120px;
    z-index: 100;
}

.docs-lang-dropdown.open {
    display: flex;
}

.docs-lang-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    border-radius: 4px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8rem;
    transition: all 0.12s ease;
}

.docs-lang-option:hover, .docs-lang-option.active {
    background-color: var(--bg-muted);
    color: var(--text-primary);
}

/* ==========================================================================
   MAIN CONTENT & TYPOGRAPHY
   ========================================================================== */
.docs-main {
    flex: 1;
    min-width: 0;
    display: flex;
    justify-content: center;
    padding: 3.5rem 2rem 6rem 2rem;
    background-color: var(--bg-main);
}

.docs-article {
    width: 100%;
    max-width: var(--content-max-width);
}

.docs-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.docs-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

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

.docs-title {
    font-size: clamp(1.85rem, 3.2vw, 2.3rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.docs-lead {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.docs-article h2,
.docs-content h2 {
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: -0.015em;
    margin: 3.5rem 0 1.25rem 0;
    color: var(--text-primary);
    scroll-margin-top: calc(var(--header-height) + 1.75rem);
    position: relative;
}

.docs-article h3,
.docs-content h3 {
    font-size: 1.05rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    margin: 2.5rem 0 1rem 0;
    color: var(--text-primary);
    scroll-margin-top: calc(var(--header-height) + 1.75rem);
    position: relative;
}

.docs-heading-anchor {
    display: inline-block;
    margin-left: 0.45rem;
    font-size: 0.85em;
    font-weight: 400;
    color: var(--text-muted);
    text-decoration: none;
    opacity: 0;
    transition: opacity 0.15s ease, color 0.15s ease;
    user-select: none;
    vertical-align: middle;
}

.docs-title:hover .docs-heading-anchor,
.docs-content h2:hover .docs-heading-anchor,
.docs-content h3:hover .docs-heading-anchor,
.docs-article h1:hover .docs-heading-anchor,
.docs-article h2:hover .docs-heading-anchor,
.docs-article h3:hover .docs-heading-anchor {
    opacity: 1;
}

.docs-heading-anchor:hover {
    color: var(--text-primary);
}

.docs-article p,
.docs-content p {
    margin-bottom: 1.45rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.96rem;
}

.docs-article ul,
.docs-content ul {
    list-style: none !important;
    padding-left: 0 !important;
    margin: 1rem 0 1.75rem 0;
    color: var(--text-secondary);
}

.docs-article ul li,
.docs-content ul li {
    position: relative;
    padding-left: 1.15rem;
    margin-bottom: 0.25rem !important;
    line-height: 1.65;
    font-size: 0.95rem;
}

.docs-article ul li::before,
.docs-content ul li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--text-muted);
}

.docs-article ol,
.docs-content ol {
    margin: 1rem 0 1.75rem 1.35rem;
    color: var(--text-secondary);
}

.docs-article ol li,
.docs-content ol li {
    margin-bottom: 0.25rem !important;
    line-height: 1.65;
    font-size: 0.95rem;
}

.docs-article strong,
.docs-content strong {
    color: var(--text-primary);
    font-weight: 400;
}

.docs-article a,
.docs-content a,
.docs-article a:visited,
.docs-content a:visited {
    color: var(--text-primary) !important;
    text-decoration: underline;
    text-underline-offset: 0.22em;
    text-decoration-color: var(--border-hover);
    transition: text-decoration-color 0.15s ease, opacity 0.15s ease;
}

.docs-article a:hover,
.docs-content a:hover {
    color: var(--text-primary) !important;
    text-decoration-color: var(--text-primary);
    opacity: 0.85;
}

/* ==========================================================================
   MEDIA INFRASTRUCTURE (VIDEOS, IMAGES, GIFS, EMBEDS)
   ========================================================================== */
.docs-media-wrap {
    position: relative;
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--bg-code);
    margin: 1.75rem 0;
}

.docs-media-wrap video, .docs-media-wrap img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.docs-figure {
    margin: 1.75rem 0;
}

.docs-figure img, .docs-figure video {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: block;
}

.docs-figcaption {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 0.65rem;
    font-family: var(--font-mono);
}

/* Step-by-Step Guide Components */
.docs-steps {
    list-style: none;
    counter-reset: docs-step-counter;
    margin: 1.75rem 0;
    padding-left: 0 !important;
}

.docs-step {
    position: relative;
    padding-left: 2.25rem;
    margin-bottom: 1.75rem;
}

.docs-step::before {
    counter-increment: docs-step-counter;
    content: counter(docs-step-counter);
    position: absolute;
    left: 0;
    top: 0;
    width: 24px;
    height: 24px;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-muted);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 400;
    display: flex;
    align-items: center;
    justify-content: center;
}

.docs-step-title {
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

/* Inline Code */
code, :not(pre) > code {
    background-color: var(--bg-muted);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.15rem 0.42rem;
    border-radius: 5px;
    font-size: 0.85em;
    font-family: var(--font-mono);
}

/* Code Blocks */
.docs-code-block {
    background-color: var(--bg-code);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin: 1.5rem 0;
    overflow: hidden;
}

.docs-code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.45rem 0.85rem;
    background-color: var(--bg-muted);
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
}

.docs-code-pre {
    padding: 0.85rem 1.15rem;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--text-primary);
}

/* Callouts */
.docs-callout {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
    margin: 1.75rem 0;
    border-radius: 8px;
    font-size: 0.92rem;
    line-height: 1.6;
}

.docs-callout p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

.docs-callout strong {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
    font-weight: 400;
}

/* Lesson summaries: neutral, editorial treatment without decorative accents. */
.docs-example-summary {
    margin: 1.5rem 0;
    padding: 1.1rem 1.2rem;
    background: var(--bg-muted);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.docs-example-summary h3 {
    margin: 0 0 0.65rem;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
}

.docs-example-summary p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.65;
}

.docs-example-summary p + p {
    margin-top: 0.65rem;
}

/* Pagination */
.docs-pagination {
    display: flex;
    justify-content: space-between;
    gap: 1.5rem;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.docs-page-nav-card {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    text-decoration: none;
    padding: 0.85rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    transition: all 0.15s ease;
    flex: 1;
    max-width: 48%;
}

.docs-page-nav-card:hover {
    border-color: var(--border-hover);
    background-color: var(--bg-hover);
}

.docs-page-nav-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.docs-page-nav-title {
    font-size: 0.92rem;
    font-weight: 400;
    color: var(--text-primary);
}

/* Video Container (16:9 Responsive) */
.video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    height: 0;
    margin: 1.5rem 0 2rem 0;
    border-radius: 8px;
    overflow: hidden;
    background: #09090b;
    border: 1px solid var(--border-color);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ==========================================================================
   TOC (TABLE OF CONTENTS)
   ========================================================================== */
.docs-toc {
    width: var(--toc-width);
    flex-shrink: 0;
    position: sticky;
    top: var(--header-height);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: 3.5rem 1rem 1rem 1.5rem;
    display: none;
}

@media (min-width: 1280px) {
    .docs-toc {
        display: block;
    }
}

.docs-toc-title {
    font-size: 0.76rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 0.85rem;
    letter-spacing: 0.02em;
}

.docs-toc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.docs-toc-link {
    font-size: 0.82rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.15s ease;
    display: block;
    line-height: 1.4;
    padding: 2px 0 2px 8px;
    border-left: 2px solid transparent;
    font-weight: 400;
}

.docs-toc-link:hover {
    color: var(--text-primary);
}

.docs-toc-link.active {
    color: var(--text-primary);
    font-weight: 600;
    border-left-color: var(--text-primary);
}

/* TOC Action: Copy Page */
.docs-toc-actions {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.docs-copy-page-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.45rem 0.7rem;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.15s ease;
    width: fit-content;
}

.docs-search-btn:focus-visible,
.docs-btn-fab:focus-visible,
.docs-page-nav-card:focus-visible,
.docs-copy-page-btn:focus-visible {
    outline: 2px solid var(--text-primary);
    outline-offset: 2px;
}

.docs-copy-page-btn svg {
    color: var(--text-muted);
    transition: color 0.15s ease;
    flex-shrink: 0;
}

.docs-copy-page-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.docs-copy-page-btn:hover svg {
    color: var(--text-primary);
}

.docs-copy-page-btn.copied {
    color: #10b981 !important;
    border-color: #10b981 !important;
}

.docs-copy-page-btn.copied svg {
    color: #10b981 !important;
}

/* ==========================================================================
   SEARCH MODAL
   ========================================================================== */
.docs-modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: var(--bg-modal-backdrop);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.docs-modal-backdrop.open {
    display: flex;
}

.docs-search-modal {
    width: 100%;
    max-width: 520px;
    background-color: var(--bg-modal);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.docs-modal-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.docs-modal-input-icon {
    position: absolute;
    left: 1.25rem;
    color: var(--text-muted);
    pointer-events: none;
}

.docs-modal-input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    text-align: center;
    outline: none;
    padding: 0 2rem;
}

.docs-modal-input::placeholder {
    text-align: center;
    color: var(--text-muted);
}

.docs-modal-input-wrap .docs-kbd {
    position: absolute;
    right: 1.25rem;
}

.docs-modal-results {
    max-height: 320px;
    overflow-y: auto;
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.docs-modal-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0.65rem 0.85rem;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-secondary);
    transition: all 0.12s ease;
}

.docs-modal-item:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.docs-modal-item-title {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-primary);
    text-align: center;
}

.docs-modal-item-desc {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
    text-align: center;
}

.docs-modal-empty {
    padding: 1.75rem 1rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ==========================================================================
   CARDS & HUB GRIDS (FLAT & MODERN DESIGN)
   ========================================================================== */
.bp-grid, .docs-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin: 2rem 0 3rem 0;
}

.bp-card, .docs-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem 1.35rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none !important;
    color: inherit;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.bp-card:hover, .docs-card:hover {
    border-color: var(--border-hover);
    background-color: var(--bg-hover);
}

.bp-card-top, .docs-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.bp-tag, .docs-card-tag {
    font-size: 0.72rem;
    font-weight: 400;
    padding: 2px 8px;
    border-radius: 4px;
    background-color: var(--bg-muted);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.bp-card-title, .docs-card-title {
    font-size: 0.98rem;
    font-weight: 450;
    margin-bottom: 0.45rem;
    color: var(--text-primary);
}

.bp-card-desc, .docs-card-desc {
    font-size: 0.86rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 350;
}

/* ==========================================================================
   MOBILE RESPONSIVENESS & TOUCH OPTIMIZATIONS
   ========================================================================== */
@media (max-width: 768px) {
    .docs-header {
        padding: 0 1rem;
    }
    
    .docs-header-center {
        margin: 0 0.5rem;
    }

    .docs-search-btn-left span {
        display: none;
    }

    .docs-search-btn {
        justify-content: center;
        padding: 0 0.5rem;
    }

    .docs-search-btn .docs-kbd {
        display: none;
    }

    .docs-btn-fab span {
        display: none;
    }

    .docs-btn-fab {
        padding: 0.35rem 0.55rem;
    }

    .docs-main {
        padding: 1.75rem 1rem 4rem 1rem;
    }

    .docs-title {
        font-size: 1.65rem;
        margin-bottom: 0.75rem;
    }

    .docs-lead {
        font-size: 0.95rem;
        line-height: 1.65;
        margin-bottom: 2rem;
        padding-bottom: 1.25rem;
    }

    .docs-article h2,
    .docs-content h2 {
        font-size: 1.2rem;
        margin: 2.25rem 0 0.85rem 0;
    }

    .docs-article h3,
    .docs-content h3 {
        font-size: 1rem;
        margin: 1.75rem 0 0.65rem 0;
    }

    .docs-pagination {
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 2.5rem;
        padding-top: 1.5rem;
    }

    .docs-page-nav-card {
        max-width: 100%;
    }

    .bp-grid, .docs-card-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .docs-sidebar {
        width: 290px;
        max-width: 85vw;
    }
}