/* ============================================
   TBENCH.AI-INSPIRED DOCUMENTATION STYLES
   Three-column layout with sidebar, content, TOC
   ============================================ */

/* ============================================
   DOCUMENTATION PAGE LAYOUT
   ============================================ */

.docs-page {
    background-color: var(--color-bg-primary);
    min-height: 100vh;
}

/* Top Navigation Bar */
.docs-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    height: 56px;
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg-primary);
    backdrop-filter: blur(8px);
}

.docs-nav-content {
    height: 100%;
    max-width: 1920px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.docs-nav-left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.docs-nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.mobile-sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    border-radius: 6px;
    transition: all var(--transition-base);
}

.mobile-sidebar-toggle:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

@media (min-width: 768px) {
    .mobile-sidebar-toggle {
        display: none;
    }
}

.docs-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-lg);
    font-weight: 700;
    text-decoration: none;
    color: var(--color-text-primary);
}

/* Search Toggle */
.search-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-secondary);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

.search-toggle:hover {
    border-color: var(--color-text-tertiary);
}

.search-kbd {
    padding: 2px 6px;
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--color-text-tertiary);
}

@media (max-width: 640px) {
    .search-text,
    .search-kbd {
        display: none;
    }
}

.theme-toggle-docs {
    width: 36px;
    height: 36px;
    border: 1px solid var(--color-border);
    background: none;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.theme-toggle-docs:hover {
    background-color: var(--color-bg-secondary);
}

/* ============================================
   THREE-COLUMN DOCUMENTATION LAYOUT
   ============================================ */

.docs-layout {
    display: grid;
    grid-template-columns: 320px 1fr 240px;
    max-width: 1920px;
    margin: 0 auto;
    min-height: calc(100vh - 56px);
}

@media (max-width: 1280px) {
    .docs-layout {
        grid-template-columns: 320px 1fr;
    }
}

@media (max-width: 768px) {
    .docs-layout {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   LEFT SIDEBAR NAVIGATION
   ============================================ */

.docs-sidebar {
    border-right: 1px solid var(--color-border);
    overflow-y: auto;
    position: sticky;
    top: 56px;
    height: calc(100vh - 56px);
}

/* Custom scrollbar for sidebar */
.docs-sidebar::-webkit-scrollbar {
    width: 6px;
}

.docs-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.docs-sidebar::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

.docs-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-tertiary);
}

@media (max-width: 768px) {
    .docs-sidebar {
        display: none;
        position: fixed;
        left: 0;
        top: 56px;
        width: 320px;
        background-color: var(--color-bg-primary);
        z-index: 40;
        border-right: 1px solid var(--color-border);
        box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
    }

    .docs-sidebar.open {
        display: block;
    }
}

.docs-sidebar-content {
    padding: var(--space-xl) var(--space-md);
    background-color: var(--color-bg-secondary);
    border-radius: 12px;
    margin: var(--space-md);
}

/* TABLE OF CONTENTS Header */
.toc-title {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text-tertiary);
    letter-spacing: 0.15em;
    margin-bottom: var(--space-lg);
}

/* Progress Dots (factory.ai style) */
.progress-dots {
    display: flex;
    gap: 8px;
    margin-bottom: var(--space-2xl);
}

.progress-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #d1d5db;
    transition: background-color 300ms ease;
}

.progress-dots .dot.active {
    background-color: var(--color-accent);
}

/* Numbered Navigation */
.numbered-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.numbered-link {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    text-decoration: none;
    color: var(--color-text-tertiary);
    transition: color 200ms ease;
    cursor: pointer;
}

.numbered-link:hover {
    color: var(--color-text-secondary);
}

.numbered-link.active {
    color: var(--color-accent);
}

.link-number {
    font-size: 14px;
    font-weight: 400;
    font-family: var(--font-mono);
    flex-shrink: 0;
    min-width: 24px;
}

.link-text {
    font-family: var(--font-mono);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.5;
}

.numbered-link.active .link-text {
    font-weight: 600;
}

/* ============================================
   MAIN CONTENT AREA
   ============================================ */

.docs-content {
    overflow-x: hidden;
    padding: var(--space-md) var(--space-lg);
}

@media (min-width: 768px) {
    .docs-content {
        padding: var(--space-2xl) var(--space-3xl);
    }
}

@media (min-width: 1280px) {
    .docs-content {
        padding: var(--space-2xl) var(--space-4xl);
    }
}

.docs-article {
    max-width: 800px;
}

.docs-article section {
    margin-bottom: var(--space-4xl);
}

/* Typography - Monospace factory.ai-inspired large headings */
.docs-title {
    font-family: var(--font-mono);
    font-size: 56px;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    line-height: 1.1;
    letter-spacing: -0.02rem;
    color: var(--color-text-primary);
}

@media (min-width: 768px) {
    .docs-title {
        font-size: 64px;
        letter-spacing: -0.03rem;
    }
}

.docs-subtitle {
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3xl);
    line-height: 1.6;
    font-weight: 400;
}

.docs-article h2 {
    font-family: var(--font-mono);
    font-size: 26px;
    font-weight: 700;
    margin-top: 56px;
    margin-bottom: 24px;
    line-height: 1.2;
    letter-spacing: -0.015rem;
    scroll-margin-top: 96px;
    color: var(--color-text-primary);
}

@media (min-width: 1024px) {
    .docs-article h2 {
        font-size: 36px;
        letter-spacing: -0.02rem;
    }
}

.docs-article h2:first-child {
    margin-top: 0;
}

.docs-article h3 {
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 600;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    letter-spacing: -0.01rem;
    scroll-margin-top: 96px;
    color: var(--color-text-primary);
}

@media (min-width: 1024px) {
    .docs-article h3 {
        font-size: 26px;
    }
}

.docs-article h4 {
    font-family: var(--font-mono);
    font-size: var(--text-base);
    font-weight: 600;
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
}

.docs-article p {
    font-family: var(--font-mono);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    font-weight: 400;
}

@media (min-width: 1024px) {
    .docs-article p {
        font-size: 17px;
        line-height: 1.8;
    }
}

.docs-article ul,
.docs-article ol {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.docs-article li {
    font-family: var(--font-mono);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    font-weight: 400;
}

@media (min-width: 1024px) {
    .docs-article li {
        font-size: 17px;
        line-height: 1.8;
    }
}

.docs-article strong {
    color: var(--color-text-primary);
    font-weight: 700;
}

.docs-article code {
    padding: 2px 6px;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-accent);
}

/* ============================================
   CODE BLOCKS
   ============================================ */

.code-block {
    margin: var(--space-lg) 0;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    overflow: hidden;
    background-color: var(--color-bg-secondary);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background-color: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
}

.code-language {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.code-copy {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--color-text-tertiary);
    border-radius: 4px;
    transition: all var(--transition-base);
}

.code-copy:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.code-block pre {
    padding: var(--space-md);
    overflow-x: auto;
    margin: 0;
}

.code-block code {
    display: block;
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-text-primary);
    background: none;
    border: none;
    padding: 0;
}

/* ============================================
   CALLOUT BOXES
   ============================================ */

.callout {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    background-color: white;
}

.callout-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.callout-content {
    flex: 1;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.callout-content strong {
    display: block;
    color: var(--color-text-primary);
    margin-bottom: 4px;
    font-weight: 700;
}

.callout-info {
    border-left: 3px solid #3b82f6;
}

.callout-tip {
    border-left: 3px solid #10b981;
}

.callout-warning {
    border-left: 3px solid #f59e0b;
}

.callout-danger {
    border-left: 3px solid #ef4444;
}

/* ============================================
   TECH GRID (Custom for NestMind)
   ============================================ */

.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin: var(--space-lg) 0;
}

@media (max-width: 640px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }
}

.tech-card {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: var(--color-bg-secondary);
}

.tech-icon {
    font-size: 32px;
    margin-bottom: var(--space-sm);
}

.tech-card h4 {
    font-family: var(--font-mono);
    font-size: var(--text-base);
    font-weight: 600;
    margin: 0 0 var(--space-xs) 0;
    color: var(--color-text-primary);
}

.tech-card p {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.5;
    font-weight: 400;
}

/* ============================================
   RIGHT SIDEBAR (TABLE OF CONTENTS)
   FACTORY.AI-INSPIRED STICKY TOC WITH VISUAL MARKERS
   ============================================ */

.docs-toc {
    overflow-y: auto;
    position: sticky;
    top: 96px;
    height: calc(100vh - 96px);
    display: none;
    padding-right: var(--space-lg);
}

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

/* Mobile: Horizontal sticky TOC */
@media (max-width: 1279px) {
    .docs-toc {
        display: block;
        position: sticky;
        top: 72px;
        height: 72px;
        grid-column: 1 / -1;
        padding: var(--space-md) var(--space-lg);
        background-color: var(--color-bg-primary);
        border-bottom: 1px solid var(--color-border);
        backdrop-filter: blur(8px);
        z-index: 40;
    }

    .toc-nav {
        flex-direction: row !important;
        gap: var(--space-lg);
        overflow-x: auto;
        padding-bottom: var(--space-sm);
    }

    .toc-link {
        white-space: nowrap;
        font-size: 14px !important;
    }
}

.docs-toc-content {
    padding: var(--space-2xl) var(--space-md);
}

.toc-header {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-xl);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.toc-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.toc-link {
    position: relative;
    display: flex;
    align-items: center;
    width: fit-content;
    padding: var(--space-sm) 0;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 15px;
    line-height: 1.4;
    font-weight: 400;
    transition: color 200ms ease;
}

/* Visual marker dot (factory.ai style) */
.toc-link::before {
    content: "";
    position: absolute;
    top: 50%;
    left: -20px;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 200ms ease;
}

/* Animated underline (factory.ai style) */
.toc-link::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    height: 1px;
    width: 0;
    background-color: currentColor;
    transition: width 300ms ease-in-out;
}

.toc-link:hover {
    color: var(--color-accent);
}

.toc-link:hover::after {
    width: 100%;
}

.toc-link.active {
    color: var(--color-accent);
    font-weight: 600;
}

.toc-link.active::before {
    opacity: 1;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    .docs-title {
        font-size: 42px;
        letter-spacing: -0.035rem;
    }

    .docs-article h2 {
        font-size: 24px;
        margin-top: 48px;
        margin-bottom: 20px;
    }

    .docs-article h3 {
        font-size: 20px;
    }

    .docs-article section {
        margin-bottom: var(--space-3xl);
    }
}

/* ============================================
   DARK MODE OVERRIDES
   ============================================ */

.dark .code-block {
    background-color: #1a1a1a;
}

.dark .code-header {
    background-color: #0f0f0f;
}

.dark .callout {
    background-color: #1a1a1a;
}

.dark .tech-card {
    background-color: #1a1a1a;
}

/* Navigation Center Links */
.docs-nav-center {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

@media (max-width: 1024px) {
    .docs-nav-center {
        display: none;
    }
}

.docs-nav-link {
    font-family: var(--font-mono);
    font-size: 15px;
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    border-radius: 6px;
    transition: all 200ms ease;
}

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

.docs-nav-link.active {
    color: var(--color-accent);
    background-color: rgba(229, 62, 62, 0.08);
    font-weight: 500;
}

/* ============================================
   PRIVACY PAGE ENHANCEMENTS
   ============================================ */

/* Privacy Hero Statement */
.privacy-hero-statement {
    margin: var(--space-2xl) 0;
    padding: var(--space-xl);
    background-color: #F5F5F5;
    border-left: 3px solid var(--color-accent);
    border-radius: 0 12px 12px 0;
}

.privacy-hero-text {
    font-family: var(--font-serif);
    font-size: 22px;
    line-height: 1.6;
    color: var(--color-text-primary);
    margin: 0;
}

.privacy-hero-text strong {
    color: var(--color-accent);
}

/* Privacy Comparison Table */
.privacy-comparison {
    margin: var(--space-2xl) 0;
    padding: var(--space-xl);
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.comparison-title {
    font-family: var(--font-serif);
    font-size: var(--text-2xl);
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
}

.comparison-table {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.comparison-row.comparison-header {
    padding-bottom: var(--space-sm);
    margin-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

.comparison-row.comparison-header .comparison-cell {
    font-weight: 600;
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
}

.comparison-cell {
    padding: var(--space-sm) 0;
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

.comparison-cell.bad {
    color: var(--color-text-tertiary);
    text-decoration: line-through;
    text-decoration-color: rgba(0, 0, 0, 0.15);
}

.comparison-cell.good {
    color: var(--color-text-primary);
    font-weight: 600;
}

@media (max-width: 640px) {
    .comparison-row {
        grid-template-columns: 1fr;
        gap: var(--space-xs);
    }

    .comparison-row:not(.comparison-header) {
        padding: var(--space-sm) 0;
        border-bottom: 1px solid var(--color-border);
    }

    .comparison-row.comparison-header {
        display: none;
    }

    .comparison-cell.bad::before {
        content: "Others: ";
        font-weight: 600;
        color: var(--color-text-tertiary);
    }

    .comparison-cell.good::before {
        content: "NestMind: ";
        font-weight: 600;
        color: var(--color-accent);
    }
}

/* Privacy Label Badge */
.privacy-label-badge {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    margin: var(--space-lg) 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: transform 300ms cubic-bezier(0, 0, 0.2, 1), box-shadow 300ms cubic-bezier(0, 0, 0.2, 1);
}

.privacy-label-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.privacy-badge-icon {
    font-size: 32px;
}

.privacy-badge-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.privacy-badge-content strong {
    font-size: var(--text-base);
    color: var(--color-text-primary);
}

.privacy-badge-content span {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.privacy-label-note {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--space-sm);
}

/* Privacy CTA Section */
.privacy-cta-section {
    margin-top: var(--space-3xl);
    padding: var(--space-3xl) var(--space-2xl);
    background-color: #F5F5F5;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    text-align: center;
}

.privacy-cta-section h2 {
    font-family: var(--font-serif);
    font-size: var(--text-3xl);
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.privacy-cta-section p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.privacy-cta-section .btn {
    display: inline-flex;
}

/* ============================================
   SUPPORT PAGE ENHANCEMENTS
   ============================================ */

/* New to NestMind Box */
.support-intro-box {
    margin: var(--space-xl) 0;
    padding: var(--space-xl);
    background-color: #F5F5F5;
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 12px 12px 0;
}

.support-intro-box h3 {
    font-family: var(--font-serif);
    font-size: var(--text-xl);
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.support-intro-box p {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.support-intro-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.support-intro-buttons .btn {
    font-size: var(--text-sm);
    padding: var(--space-sm) var(--space-md);
}

/* Support Final CTA */
.support-final-cta {
    margin-top: var(--space-3xl);
    padding: var(--space-3xl) var(--space-2xl);
    background-color: #F5F5F5;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    text-align: center;
}

.support-final-cta h2 {
    font-family: var(--font-serif);
    font-size: var(--text-2xl);
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.support-final-cta p {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.support-cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   SKILLS PAGE CARDS
   ============================================ */

.skill-card {
    padding: var(--space-md) var(--space-lg);
    margin: var(--space-md) 0;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: var(--color-bg-secondary);
    transition: border-color 200ms ease, box-shadow 200ms ease;
}

.skill-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(229, 62, 62, 0.08);
}

.skill-card h4 {
    font-family: var(--font-mono);
    font-size: var(--text-base);
    font-weight: 700;
    margin: 0 0 var(--space-sm) 0;
    color: var(--color-accent);
    scroll-margin-top: 96px;
}

.skill-card p {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.6;
    font-weight: 400;
}

.dark .skill-card {
    background-color: #1a1a1a;
}