/* ============================================================================
   DSS Wiki Public Styles - DSS Design System
   Inspired by datasourcesolutions.ai
   ============================================================================ */

/* Google Fonts - Source Sans 3 and Source Serif 4 */
@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@300;400;500;600;700&family=Source+Serif+4:wght@400;600;700&display=swap');

/* ============================================================================
   1. CSS VARIABLES - DSS Design System
   ============================================================================ */
:root {
    /* Primary Colors - DSS Green */
    --color-primary: #34a853;
    --color-primary-light: #4ade80;
    --color-primary-dark: #166534;

    /* Accent Colors */
    --color-accent: #4285f4;
    --color-accent-2: #fbbc05;
    --color-accent-3: #ea4335;

    /* Dark Theme Colors */
    --color-dark: #1a1a2e;
    --color-dark-mid: #16213e;
    --color-dark-light: #0f3460;

    /* Backgrounds */
    --color-bg-primary: #FFFFFF;
    --color-bg-secondary: #F8F9FA;
    --color-bg-tertiary: #F6F8FA;

    /* Text Colors */
    --color-text-primary: #333333;
    --color-text-secondary: #4A5568;
    --color-text-tertiary: #828282;
    --color-text-light: #718096;

    /* Borders */
    --color-border: #E1E4E8;
    --color-border-light: #EDF2F7;

    /* Category Colors */
    --color-cyan: #06b6d4;
    --color-emerald: #10b981;
    --color-purple: #8b5cf6;
    --color-amber: #f59e0b;
    --color-pink: #ec4899;
    --color-red: #ef4444;

    /* Success/Warning/Error */
    --color-success: #34a853;
    --color-warning: #fbbc05;
    --color-error: #ea4335;

    /* Typography */
    --font-family-base: 'Source Sans 3', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-family-heading: 'Source Serif 4', Georgia, serif;
    --font-family-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;

    /* Font Sizes */
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */

    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Spacing */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-2xl: 3rem;      /* 48px */
    --spacing-3xl: 4rem;      /* 64px */

    /* Border Radius */
    --radius-sm: 3px;
    --radius-md: 4px;
    --radius-lg: 6px;
    --radius-xl: 8px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Layout */
    --max-width-container: 1600px;
    --max-width-content: 900px;
    --sidebar-width: 320px;
    --toc-width: 240px;

    /* Z-index */
    --z-header: 1000;
    --z-sidebar: 900;
    --z-modal: 1100;
    --z-dropdown: 1050;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
}

/* ============================================================================
   2. RESET & BASE STYLES
   ============================================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text-secondary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
}

/* ============================================================================
   3. TYPOGRAPHY
   ============================================================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
}

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

a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

strong, b {
    font-weight: var(--font-weight-semibold);
}

code {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
    background-color: var(--color-bg-tertiary);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
}

pre {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    background-color: var(--color-bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
}

pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
}

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

li {
    margin-bottom: var(--spacing-sm);
}

blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    color: var(--color-text-tertiary);
    font-style: italic;
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--spacing-xl) 0;
}

/* ============================================================================
   4. LAYOUT CONTAINERS
   ============================================================================ */
.container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.content-container {
    max-width: var(--max-width-content);
    margin: 0 auto;
}

/* Three-Column Layout for Documentation Pages */
.docs-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr var(--toc-width);
    gap: 3rem;
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: var(--spacing-lg) 2rem;
}

.docs-sidebar {
    position: sticky;
    top: var(--spacing-lg);
    height: calc(100vh - 100px);
    overflow-y: auto;
}

.docs-content {
    min-width: 0; /* Prevent overflow */
}

.docs-toc {
    position: sticky;
    top: var(--spacing-lg);
    height: calc(100vh - 100px);
    overflow-y: auto;
}

/* ============================================================================
   5. HEADER - DSS Inspired Design
   ============================================================================ */
.site-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid var(--color-border-light);
    overflow: hidden;
}

/* Header decorative orbs */
.header-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    pointer-events: none;
}

.header-orb-1 {
    width: 200px;
    height: 200px;
    background: var(--color-primary);
    top: -100px;
    left: 10%;
}

.header-orb-2 {
    width: 150px;
    height: 150px;
    background: var(--color-cyan);
    top: -80px;
    right: 15%;
}

.header-container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
    position: relative;
}

.header-left {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
    transition: all var(--transition-fast);
}

.logo:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.logo-icon {
    color: var(--color-primary);
}

.logo-text {
    color: inherit;
}

/* Header Center - Navigation + Search */
.header-center {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    flex: 1;
    justify-content: center;
}

.header-nav {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.header-nav .nav-link {
    color: var(--color-text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.header-nav .nav-link:hover {
    color: var(--color-primary);
    background-color: rgba(52, 168, 83, 0.08);
    text-decoration: none;
}

.header-nav .nav-link.active {
    color: var(--color-primary);
    background-color: rgba(52, 168, 83, 0.12);
}

/* Header Search */
.header-search {
    flex: 0 1 400px;
    min-width: 200px;
}

.header-search-form {
    display: flex;
    align-items: center;
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xs) var(--spacing-md);
    transition: all var(--transition-fast);
}

.header-search-form:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(52, 168, 83, 0.1);
    background-color: white;
}

.search-icon {
    color: var(--color-text-tertiary);
    flex-shrink: 0;
}

.header-search-input {
    border: none;
    background: transparent;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    width: 100%;
    outline: none;
    color: var(--color-text-primary);
}

.header-search-input::placeholder {
    color: var(--color-text-tertiary);
}

/* Header Right - Admin Button */
.header-right {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.btn-admin {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-primary);
    color: white;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-admin:hover {
    background-color: var(--color-primary-dark);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(52, 168, 83, 0.3);
}

/* Legacy header styles for docs pages */
.version-selector {
    position: relative;
}

.version-dropdown {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.version-dropdown:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.version-dropdown option {
    background-color: var(--color-primary);
    color: white;
}

/* Header Responsive Styles */
@media (max-width: 1024px) {
    .header-container {
        gap: var(--spacing-md);
    }

    .header-search {
        flex: 0 1 300px;
        min-width: 150px;
    }
}

@media (max-width: 768px) {
    .site-header {
        padding: var(--spacing-sm) 0;
    }

    .header-container {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }

    .header-left {
        order: 1;
    }

    .header-right {
        order: 2;
    }

    .header-center {
        order: 3;
        width: 100%;
        justify-content: center;
        padding-top: var(--spacing-sm);
        border-top: 1px solid var(--color-border-light);
        margin-top: var(--spacing-sm);
    }

    .header-nav {
        display: none;
    }

    .header-search {
        flex: 1;
        max-width: 100%;
    }

    .logo-text {
        font-size: var(--font-size-lg);
    }

    .btn-admin {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-size-xs);
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 var(--spacing-md);
    }

    .header-center {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .header-search {
        width: 100%;
    }
}

/* ============================================================================
   6. FOOTER
   ============================================================================ */
.site-footer {
    background-color: var(--color-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-3xl);
}

.footer-container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: white;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
}

.footer-section p {
    color: var(--color-border);
    font-size: var(--font-size-sm);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-border);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-border);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* ============================================================================
   7. MAIN CONTENT
   ============================================================================ */
.main-content {
    min-height: calc(100vh - 300px);
}

/* ============================================================================
   8. HERO SECTION - DSS Inspired with Dark Gradient
   ============================================================================ */
.hero-section {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-mid) 50%, var(--color-dark-light) 100%);
    color: white;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

/* Decorative orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}

.hero-orb-1 {
    width: 400px;
    height: 400px;
    background: var(--color-primary);
    opacity: 0.2;
    top: -100px;
    left: 5%;
}

.hero-orb-2 {
    width: 300px;
    height: 300px;
    background: var(--color-cyan);
    opacity: 0.15;
    top: 50%;
    right: 10%;
}

.hero-orb-3 {
    width: 250px;
    height: 250px;
    background: var(--color-purple);
    opacity: 0.1;
    bottom: -50px;
    left: 30%;
}

.hero-container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

/* Hero Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(52, 168, 83, 0.15);
    border: 1px solid rgba(52, 168, 83, 0.3);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 50px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-lg);
}

.hero-badge-icon {
    color: var(--color-primary-light);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: white;
}

.hero-title-accent {
    display: block;
    background: linear-gradient(90deg, var(--color-cyan) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md) 0;
}

.hero-stat {
    text-align: left;
}

.hero-stat-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: white;
    margin-bottom: 2px;
}

.hero-stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    font-weight: var(--font-weight-normal);
}

/* Hero Search */
.hero-search {
    max-width: 500px;
}

.hero-search-form {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xs);
    transition: all var(--transition-fast);
}

.hero-search-form:focus-within {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(52, 168, 83, 0.2);
}

.hero-search-icon {
    color: rgba(255, 255, 255, 0.6);
    margin-left: var(--spacing-md);
    flex-shrink: 0;
}

.hero-search-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    color: white;
    outline: none;
}

.hero-search-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.hero-search-btn {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.hero-search-btn:hover {
    background: var(--color-primary-dark);
}

/* Hero Code Panel */
.hero-code-panel {
    background: #1e1e1e;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.code-panel-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: #2d2d30;
    border-bottom: 1px solid #3e3e42;
}

.code-panel-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27ca40; }

.code-panel-filename {
    font-family: var(--font-family-mono);
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.6);
}

.code-panel-content {
    padding: var(--spacing-lg);
    margin: 0;
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    line-height: 1.6;
    background: transparent;
    border: none;
    color: #d4d4d4;
    overflow-x: auto;
}

.code-panel-content code {
    background: transparent;
    padding: 0;
}

/* Code syntax highlighting */
.code-keyword { color: #569cd6; }
.code-string { color: #ce9178; }
.code-comment { color: #6a9955; }

.code-panel-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid #3e3e42;
}

.code-panel-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 50px;
    font-size: var(--font-size-xs);
    color: #333;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Hero Section Responsive Styles */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-text {
        text-align: center;
        max-width: 100%;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-search {
        max-width: 100%;
        margin: 0 auto;
    }

    .hero-code-panel {
        max-width: 600px;
        margin: 0 auto;
    }

    .hero-orb-1 {
        width: 250px;
        height: 250px;
        top: -50px;
        left: 0;
    }

    .hero-orb-2 {
        width: 200px;
        height: 200px;
        right: 0;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 3rem 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .hero-stats {
        gap: var(--spacing-lg);
    }

    .hero-stat-value {
        font-size: var(--font-size-xl);
    }

    .code-panel-content {
        font-size: var(--font-size-xs);
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-container {
        padding: 0 var(--spacing-md);
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .hero-stat {
        text-align: center;
    }

    .hero-search-form {
        flex-direction: column;
        padding: var(--spacing-sm);
    }

    .hero-search-input {
        text-align: center;
    }

    .hero-search-btn {
        width: 100%;
        margin-top: var(--spacing-sm);
    }

    .hero-code-panel {
        display: none;
    }
}

/* ============================================================================
   9. BUTTONS
   ============================================================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    line-height: var(--line-height-normal);
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background-color: white;
    color: var(--color-primary);
    border-color: white;
}

.btn-primary:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary-dark);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--color-primary);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: white;
}

/* Button on dark background (CTA section) */
.cta-section .btn-outline {
    background-color: transparent;
    color: white;
    border-color: white;
}

.cta-section .btn-outline:hover {
    background-color: white;
    color: var(--color-primary);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* Button with icon */
.btn-icon {
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(2px);
}

/* ============================================================================
   10. SECTIONS
   ============================================================================ */
.features-section,
.quick-start-section,
.categories-section,
.cta-section {
    padding: var(--spacing-3xl) 0;
}

.features-section {
    background-color: var(--color-bg-secondary);
}

.categories-section {
    background-color: white;
    padding: 5rem 0;
}

.quick-start-section {
    background-color: white;
}

.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    text-align: center;
}

/* ============================================================================
   10B. DOCUMENTATION CATEGORIES GRID
   ============================================================================ */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.category-card {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xl);
    background: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-decoration: none;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.15);
    text-decoration: none;
}

.category-card:hover::before {
    opacity: 1;
}

/* Category color variations */
.category-cyan { border-color: rgba(6, 182, 212, 0.3); }
.category-cyan:hover { border-color: var(--color-cyan); }
.category-cyan::before { background: var(--color-cyan); }
.category-cyan .category-icon { background: rgba(6, 182, 212, 0.1); color: var(--color-cyan); }
.category-cyan .category-link { color: var(--color-cyan); }

.category-emerald { border-color: rgba(16, 185, 129, 0.3); }
.category-emerald:hover { border-color: var(--color-emerald); }
.category-emerald::before { background: var(--color-emerald); }
.category-emerald .category-icon { background: rgba(16, 185, 129, 0.1); color: var(--color-emerald); }
.category-emerald .category-link { color: var(--color-emerald); }

.category-purple { border-color: rgba(139, 92, 246, 0.3); }
.category-purple:hover { border-color: var(--color-purple); }
.category-purple::before { background: var(--color-purple); }
.category-purple .category-icon { background: rgba(139, 92, 246, 0.1); color: var(--color-purple); }
.category-purple .category-link { color: var(--color-purple); }

.category-amber { border-color: rgba(245, 158, 11, 0.3); }
.category-amber:hover { border-color: var(--color-amber); }
.category-amber::before { background: var(--color-amber); }
.category-amber .category-icon { background: rgba(245, 158, 11, 0.1); color: var(--color-amber); }
.category-amber .category-link { color: var(--color-amber); }

.category-pink { border-color: rgba(236, 72, 153, 0.3); }
.category-pink:hover { border-color: var(--color-pink); }
.category-pink::before { background: var(--color-pink); }
.category-pink .category-icon { background: rgba(236, 72, 153, 0.1); color: var(--color-pink); }
.category-pink .category-link { color: var(--color-pink); }

.category-red { border-color: rgba(239, 68, 68, 0.3); }
.category-red:hover { border-color: var(--color-red); }
.category-red::before { background: var(--color-red); }
.category-red .category-icon { background: rgba(239, 68, 68, 0.1); color: var(--color-red); }
.category-red .category-link { color: var(--color-red); }

.category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.category-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.category-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-md);
    flex: 1;
}

.category-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: gap var(--transition-fast);
}

.category-card:hover .category-link {
    gap: var(--spacing-sm);
}

/* Responsive categories grid */
@media (max-width: 1024px) {
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* ============================================================================
   10C. DOCUMENTATION LISTING SECTION
   ============================================================================ */
.docs-listing-section {
    background-color: var(--color-bg-secondary);
    padding: 5rem 0;
}

.docs-listing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.docs-listing-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--transition-base);
}

.docs-listing-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
    text-decoration: none;
}

.docs-card-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(52, 168, 83, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
}

.docs-card-content {
    flex: 1;
    min-width: 0;
}

.docs-card-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.docs-card-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    line-height: var(--line-height-normal);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.docs-card-arrow {
    flex-shrink: 0;
    color: var(--color-text-tertiary);
    transition: all var(--transition-fast);
}

.docs-listing-card:hover .docs-card-arrow {
    color: var(--color-primary);
    transform: translateX(4px);
}

.docs-listing-footer {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

.btn-view-all {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-primary);
    color: white;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-view-all:hover {
    background: var(--color-primary-dark);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(52, 168, 83, 0.3);
}

/* Empty state */
.docs-listing-empty {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-xl);
    background: white;
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-xl);
}

.docs-listing-empty .empty-icon {
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-lg);
}

.docs-listing-empty h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.docs-listing-empty p {
    font-size: var(--font-size-base);
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-lg);
}

.btn-admin-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--color-primary);
    color: white;
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-admin-link:hover {
    background: var(--color-primary-dark);
    text-decoration: none;
}

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

/* ============================================================================
   10D. API REFERENCE PAGE
   ============================================================================ */
.api-hero {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-mid) 50%, var(--color-dark-light) 100%);
    padding: 4rem 0;
    color: white;
}

.api-hero-content {
    max-width: 700px;
}

.api-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(52, 168, 83, 0.2);
    border: 1px solid rgba(52, 168, 83, 0.4);
    border-radius: 100px;
    font-size: var(--font-size-sm);
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-lg);
}

.api-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.api-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
}

.api-section {
    padding: 4rem 0;
    background: var(--color-bg-secondary);
}

.api-category {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.api-category-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.api-category-title svg {
    color: var(--color-primary);
}

.api-category-description {
    font-size: var(--font-size-base);
    color: var(--color-text-tertiary);
    margin-bottom: var(--spacing-xl);
}

.api-endpoint {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.api-endpoint:last-child {
    margin-bottom: 0;
}

.endpoint-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.method {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
}

.method-get {
    background: rgba(16, 185, 129, 0.15);
    color: #059669;
}

.method-post {
    background: rgba(59, 130, 246, 0.15);
    color: #2563eb;
}

.method-put {
    background: rgba(245, 158, 11, 0.15);
    color: #d97706;
}

.method-delete {
    background: rgba(239, 68, 68, 0.15);
    color: #dc2626;
}

.endpoint-path {
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.endpoint-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.endpoint-details {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}

.endpoint-details h4 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.endpoint-details h4:first-child {
    margin-top: 0;
}

.params-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.params-table th,
.params-table td {
    text-align: left;
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
}

.params-table th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
}

.params-table code {
    background: white;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

.code-block {
    background: var(--color-dark);
    color: #e2e8f0;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-size: var(--font-size-sm);
}

.code-block code {
    font-family: 'Monaco', 'Menlo', monospace;
}

/* Responsive API reference */
@media (max-width: 768px) {
    .api-title {
        font-size: 1.75rem;
    }

    .api-category {
        padding: var(--spacing-lg);
    }

    .endpoint-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: var(--line-height-relaxed);
}

/* ============================================================================
   11. FEATURE GRID
   ============================================================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.feature-card {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-light);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--color-primary-light);
}

/* Feature Icon Wrapper */
.feature-icon-wrapper {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.feature-icon {
    color: white;
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-base);
}

/* Legacy support for old emoji icons */
.feature-icon:not(svg) {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    display: block;
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.feature-card p {
    color: var(--color-text-tertiary);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

/* ============================================================================
   12. QUICK START
   ============================================================================ */
/* Quick Start Grid */
.quick-start-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.quick-start-step {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
    display: flex;
    gap: var(--spacing-lg);
}

.quick-start-step:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--color-primary-light);
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.step-description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-md);
}

.step-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.step-link:hover {
    color: var(--color-primary-dark);
    gap: var(--spacing-sm);
}

.step-link-icon {
    transition: transform var(--transition-fast);
}

.step-link:hover .step-link-icon {
    transform: translateX(2px);
}

/* Code Example Section */
.code-example-section {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border-light);
}

.code-example-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.code-example-wrapper {
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.code-example {
    margin: 0;
    padding: var(--spacing-lg);
    overflow-x: auto;
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.code-example code {
    background-color: transparent;
    padding: 0;
    border: none;
}

/* Legacy support */
.quick-start-content {
    max-width: var(--max-width-content);
    margin: 0 auto;
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.quick-start-steps {
    margin-top: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.quick-start-steps li {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
}

/* ============================================================================
   12B. CALL TO ACTION SECTION
   ============================================================================ */
.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: white;
}

.cta-description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-relaxed);
}

.cta-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

/* ============================================================================
   13. CODE BLOCKS
   ============================================================================ */
.code-block {
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.code-block code {
    background-color: transparent;
    padding: 0;
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

/* ============================================================================
   13B. CALLOUT BOXES (Important, Note, Warning, Tip)
   ============================================================================ */
.callout {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) var(--spacing-lg);
    border-left: 4px solid;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-secondary);
}

.callout p:first-child {
    margin-top: 0;
}

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

.callout-important {
    border-left-color: #E53E3E;
    background-color: #FFF5F5;
}

.callout-important::before {
    content: "⚠️ Important";
    display: block;
    font-weight: var(--font-weight-semibold);
    color: #C53030;
    margin-bottom: var(--spacing-sm);
}

.callout-note {
    border-left-color: #3182CE;
    background-color: #EBF8FF;
}

.callout-note::before {
    content: "ℹ️ Note";
    display: block;
    font-weight: var(--font-weight-semibold);
    color: #2C5282;
    margin-bottom: var(--spacing-sm);
}

.callout-warning {
    border-left-color: #DD6B20;
    background-color: #FFFAF0;
}

.callout-warning::before {
    content: "⚠️ Warning";
    display: block;
    font-weight: var(--font-weight-semibold);
    color: #C05621;
    margin-bottom: var(--spacing-sm);
}

.callout-tip {
    border-left-color: var(--color-primary);
    background-color: #F0FFF4;
}

.callout-tip::before {
    content: "💡 Tip";
    display: block;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-sm);
}

/* ============================================================================
   14. SIDEBAR NAVIGATION - Fivetran-Inspired with MongoDB Colors
   ============================================================================ */
.sidebar-nav {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) 0;
    border: 1px solid var(--color-border);
    /* Removed max-height and overflow to prevent double scrollbar - parent .docs-sidebar handles scrolling */
}

.sidebar-nav h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
    padding: 0 var(--spacing-lg);
}

.sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-nav li {
    margin-bottom: 0;
}

.sidebar-nav a {
    display: block;
    padding: 10px 20px;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-size: 14px;
    line-height: 1.5;
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    background-color: rgba(0, 104, 74, 0.04);
    color: var(--color-primary);
    text-decoration: none;
    border-left-color: var(--color-primary-light);
}

.sidebar-nav a.active {
    background-color: rgba(0, 104, 74, 0.08);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    border-left-color: var(--color-primary);
}

/* Sidebar Header */
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

/* Version Filter Dropdown */
.version-filter {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    background-color: #f8f9fa;
}

.version-label {
    display: block;
    font-size: 12px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.version-dropdown {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: white;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.version-dropdown:hover {
    border-color: var(--color-primary-light);
}

.version-dropdown:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 104, 74, 0.1);
    margin-bottom: var(--spacing-sm);
}

.sidebar-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.sidebar-close {
    display: none; /* Hidden on desktop, shown on mobile */
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    line-height: 1;
    transition: color var(--transition-fast);
}

.sidebar-close:hover {
    color: var(--color-text-primary);
}

/* ============================================================================
   MULTI-LEVEL NAVIGATION SYSTEM
   Supports unlimited hierarchical depth with progressive indentation
   ============================================================================ */

/* Root navigation list */
.nav-root {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Navigation item wrapper */
.nav-item-wrapper {
    list-style: none;
    margin-bottom: 2px;
}

/* Navigation item with link (has children) */
.nav-item-with-link {
    display: flex;
    align-items: center;
    width: 100%;
}

/* Toggle button for expandable items */
.nav-toggle {
    display: inline-flex;
    align-items: center;
    background: none;
    border: none;
    padding: 8px 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.nav-toggle:hover {
    color: var(--color-primary);
}

.nav-toggle:hover .nav-icon {
    color: var(--color-primary);
}

/* Toggle icon (arrow) */
.nav-icon {
    display: inline-block;
    width: 16px;
    margin-right: 6px;
    font-size: 12px;
    color: var(--color-text-tertiary);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    text-align: center;
    line-height: 1;
}

.nav-toggle[aria-expanded="true"] .nav-icon {
    transform: rotate(90deg);
}

.nav-toggle[aria-expanded="false"] .nav-icon {
    transform: rotate(0deg);
}

/* Navigation links */
.nav-link {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-size: 14px;
    line-height: 1.5;
    border-left: 3px solid transparent;
    flex: 1;
}

.nav-link:hover {
    background-color: rgba(0, 104, 74, 0.04);
    color: var(--color-primary);
    border-left-color: var(--color-primary-light);
}

.nav-link.active {
    background-color: rgba(0, 104, 74, 0.08);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    border-left-color: var(--color-primary);
}

/* Children container */
.nav-children {
    list-style: none;
    padding: 0;
    margin: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), opacity var(--transition-base);
}

.nav-children.collapsed {
    max-height: 0;
    opacity: 0;
}

.nav-children:not(.collapsed) {
    max-height: 3000px;
    opacity: 1;
}

/* ============================================================================
   PROGRESSIVE INDENTATION BY LEVEL
   Each level adds 20px of left padding
   ============================================================================ */

/* Level 0 (Root) - 20px padding */
.nav-level-0 > .nav-item-with-link {
    padding-left: 12px;
}

.nav-level-0 > .nav-link {
    padding: 10px 20px 10px 20px;
    font-weight: var(--font-weight-semibold);
}

/* Level 1 - 44px padding (20px base + 24px indent) */
.nav-level-1 > .nav-item-with-link {
    padding-left: 36px;
}

.nav-level-1 > .nav-link {
    padding: 8px 20px 8px 44px;
}

/* Level 2 - 64px padding (20px base + 44px indent) */
.nav-level-2 > .nav-item-with-link {
    padding-left: 56px;
}

.nav-level-2 > .nav-link {
    padding: 7px 20px 7px 64px;
    font-size: 13px;
}

/* Level 3 - 84px padding (20px base + 64px indent) */
.nav-level-3 > .nav-item-with-link {
    padding-left: 76px;
}

.nav-level-3 > .nav-link {
    padding: 7px 20px 7px 84px;
    font-size: 13px;
}

/* Level 4 - 104px padding (20px base + 84px indent) */
.nav-level-4 > .nav-item-with-link {
    padding-left: 96px;
}

.nav-level-4 > .nav-link {
    padding: 6px 20px 6px 104px;
    font-size: 12px;
}

/* Level 5 - 124px padding (20px base + 104px indent) */
.nav-level-5 > .nav-item-with-link {
    padding-left: 116px;
}

.nav-level-5 > .nav-link {
    padding: 6px 20px 6px 124px;
    font-size: 12px;
}

/* Level 6+ - 144px padding (20px base + 124px indent) */
.nav-level-6 > .nav-item-with-link,
.nav-level-7 > .nav-item-with-link,
.nav-level-8 > .nav-item-with-link,
.nav-level-9 > .nav-item-with-link {
    padding-left: 136px;
}

.nav-level-6 > .nav-link,
.nav-level-7 > .nav-link,
.nav-level-8 > .nav-link,
.nav-level-9 > .nav-link {
    padding: 6px 20px 6px 144px;
    font-size: 12px;
}

/* Adjust text color for deeper levels */
.nav-level-2 .nav-link,
.nav-level-3 .nav-link,
.nav-level-4 .nav-link,
.nav-level-5 .nav-link,
.nav-level-6 .nav-link,
.nav-level-7 .nav-link,
.nav-level-8 .nav-link,
.nav-level-9 .nav-link {
    color: var(--color-text-tertiary);
}

/* Active state for all levels */
.nav-level-0 .nav-link.active,
.nav-level-1 .nav-link.active,
.nav-level-2 .nav-link.active,
.nav-level-3 .nav-link.active,
.nav-level-4 .nav-link.active,
.nav-level-5 .nav-link.active,
.nav-level-6 .nav-link.active,
.nav-level-7 .nav-link.active,
.nav-level-8 .nav-link.active,
.nav-level-9 .nav-link.active {
    background-color: rgba(0, 104, 74, 0.08);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    border-left-color: var(--color-primary);
}

/* Mobile Sidebar Toggle Button */
.sidebar-toggle {
    display: none; /* Hidden on desktop */
    position: fixed;
    top: 80px;
    left: var(--spacing-md);
    z-index: 999;
    background-color: var(--color-primary);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 24px;
    height: 18px;
}

.hamburger-icon span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: white;
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
    display: none; /* Hidden by default */
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* ============================================================================
   15. EDIT WIKI SIDEBAR (Formerly Table of Contents)
   ============================================================================ */
.docs-toc {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
}

/* Edit This Wiki Link */
.edit-wiki-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.edit-wiki-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, #00A35C 100%);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.edit-wiki-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, #00A35C 0%, var(--color-primary) 100%);
}

.edit-wiki-link:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.edit-wiki-icon {
    flex-shrink: 0;
}

/* Legacy TOC styles (kept for potential future use) */
.toc {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
}

.toc h3 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc li {
    margin-bottom: var(--spacing-xs);
}

.toc a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
}

.toc a:hover {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    text-decoration: none;
}

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

/* Enhanced TOC Styles */
.docs-toc {
    position: sticky;
    top: var(--spacing-lg);
    height: calc(100vh - 100px);
    overflow-y: auto;
}

.toc-header {
    margin-bottom: var(--spacing-md);
}

.toc-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.toc-nav {
    margin-bottom: var(--spacing-lg);
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-item {
    margin-bottom: var(--spacing-xs);
}

.toc-link {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    border-left: 2px solid transparent;
    transition: all var(--transition-fast);
}

.toc-link:hover {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
}

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

/* TOC Level Indentation */
.toc-level-1 { padding-left: 0; }
.toc-level-2 { padding-left: var(--spacing-md); }
.toc-level-3 { padding-left: var(--spacing-lg); }
.toc-level-4 { padding-left: var(--spacing-xl); }
.toc-level-5 { padding-left: calc(var(--spacing-xl) + var(--spacing-md)); }
.toc-level-6 { padding-left: calc(var(--spacing-xl) + var(--spacing-lg)); }

.toc-empty {
    padding: var(--spacing-md);
    text-align: center;
}

.toc-empty-message {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin: 0;
}

.toc-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.toc-back-to-top {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    color: var(--color-text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.toc-back-to-top:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
}

.toc-icon {
    flex-shrink: 0;
}

/* ============================================================================
   16. BREADCRUMBS
   ============================================================================ */
.breadcrumb {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) 0;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: var(--spacing-xs);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.breadcrumb-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-tertiary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
    color: var(--color-primary);
}

.breadcrumb-icon {
    flex-shrink: 0;
}

.breadcrumb-separator {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    user-select: none;
}

.breadcrumb-current {
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

/* ============================================================================
   17. DOCUMENTATION PAGE
   ============================================================================ */
.docs-article {
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

.docs-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.docs-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.docs-header-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.docs-action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.docs-action-btn:hover {
    color: var(--color-primary);
    background-color: var(--color-bg-tertiary);
    border-color: var(--color-primary);
}

.docs-action-btn svg {
    flex-shrink: 0;
}

/* Download Dropdown */
.download-dropdown {
    position: relative;
}

.dropdown-toggle {
    font-family: inherit;
}

.dropdown-arrow {
    margin-left: 2px;
    transition: transform 0.2s ease;
}

.download-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-xs);
    min-width: 180px;
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
}

.download-dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all 0.15s ease;
}

.dropdown-item:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
}

.dropdown-item:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.dropdown-item svg {
    flex-shrink: 0;
    opacity: 0.7;
}

.dropdown-item:hover svg {
    opacity: 1;
}

/* Loading spinner animation */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin {
    animation: spin 1s linear infinite;
}

.docs-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-md) 0;
    line-height: 1.2;
}

.docs-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.6;
}

.docs-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-light);
}

.docs-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.docs-meta-icon {
    flex-shrink: 0;
}

.docs-body {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.docs-body h2 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: var(--spacing-xl) 0 var(--spacing-md) 0;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border-light);
}

.docs-body h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.docs-body h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: var(--spacing-lg) 0 var(--spacing-md) 0;
}

.docs-body h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: var(--spacing-md) 0 var(--spacing-sm) 0;
}

.docs-body p {
    margin: 0 0 var(--spacing-md) 0;
}

.docs-body ul,
.docs-body ol {
    margin: 0 0 var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.docs-body li {
    margin-bottom: var(--spacing-xs);
}

.docs-body pre {
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    overflow-x: auto;
    margin: 0 0 var(--spacing-md) 0;
}

.docs-body code {
    font-family: var(--font-family-mono);
    font-size: 0.9em;
    background-color: var(--color-bg-tertiary);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

.docs-body pre code {
    background-color: transparent;
    padding: 0;
}

.docs-placeholder {
    padding: var(--spacing-xl);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-md);
}

/* Documentation Footer Navigation */
.docs-footer-nav {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.docs-footer-nav-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.docs-footer-nav-link {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

.docs-footer-nav-prev {
    text-align: left;
}

.docs-footer-nav-next {
    text-align: right;
}

.docs-footer-nav-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.docs-footer-nav-title {
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
}

/* ============================================================================
   18. SEARCH
   ============================================================================ */
.search-container {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.search-box {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast);
}

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

.search-results {
    margin-top: var(--spacing-xl);
}

.search-result-item {
    background-color: white;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.search-result-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* ============================================================================
   18. RESPONSIVE DESIGN
   ============================================================================ */

/* Tablet (768px and below) */
@media (max-width: 768px) {
    :root {
        --sidebar-width: 100%;
        --toc-width: 100%;
    }

    .docs-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .docs-sidebar,
    .docs-toc {
        position: static;
        height: auto;
    }

    /* Mobile Sidebar */
    .docs-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        background-color: white;
        z-index: 1000;
        overflow-y: auto;
        box-shadow: var(--shadow-xl);
        transition: left var(--transition-base);
    }

    .docs-sidebar.active {
        left: 0;
    }

    .sidebar-close {
        display: block;
    }

    .sidebar-toggle {
        display: block;
    }

    .header-container {
        flex-wrap: wrap;
    }

    .header-nav {
        order: 3;
        width: 100%;
        justify-content: center;
        padding-top: var(--spacing-md);
        border-top: 1px solid rgba(255, 255, 255, 0.2);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container,
    .header-container,
    .footer-container {
        padding: 0 var(--spacing-md);
    }

    .hero-section {
        padding: var(--spacing-xl) 0;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .features-section,
    .quick-start-section {
        padding: var(--spacing-xl) 0;
    }
}

/* ============================================================================
   19. UTILITY CLASSES
   ============================================================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }
.visible { display: block; }

/* ============================================================================
   20. ACCESSIBILITY
   ============================================================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================================================
   12. CODE BLOCK INTERACTIVITY
   ============================================================================ */

/* Code Block Wrapper */
.code-block-wrapper {
    position: relative;
    margin: var(--spacing-4) 0;
}

/* Copy Code Button */
.copy-code-btn {
    position: absolute;
    top: var(--spacing-2);
    right: var(--spacing-2);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-2) var(--spacing-3);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-base);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-family: var(--font-family-base);
    cursor: pointer;
    transition: all var(--transition-base);
    opacity: 0;
    z-index: 10;
}

.code-block-wrapper:hover .copy-code-btn {
    opacity: 1;
}

.copy-code-btn:hover {
    background: white;
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.copy-code-btn:active {
    transform: scale(0.95);
}

.copy-code-btn.copied {
    background: var(--color-success);
    border-color: var(--color-success);
    color: white;
    opacity: 1;
}

.copy-code-btn svg {
    width: 16px;
    height: 16px;
}

/* Mobile - Always show copy button */
@media (max-width: 768px) {
    .copy-code-btn {
        opacity: 1;
    }
}

/* ============================================================================
   13. SEARCH PAGE STYLES
   ============================================================================ */

/* Search Hero Section */
.search-page {
    min-height: calc(100vh - 200px);
}

.search-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-12) 0 var(--spacing-16);
    color: white;
}

.search-hero-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--spacing-3);
    text-align: center;
}

.search-hero-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    margin: 0 0 var(--spacing-8);
}

/* Search Box */
.search-box-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.search-form {
    position: relative;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: var(--spacing-4);
    color: var(--color-text-tertiary);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--spacing-4) var(--spacing-12) var(--spacing-4) var(--spacing-12);
    font-size: var(--font-size-lg);
    border: 2px solid transparent;
    border-radius: var(--border-radius-lg);
    background: white;
    color: var(--color-text-primary);
    transition: all var(--transition-base);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(19, 170, 82, 0.1);
}

.clear-search {
    position: absolute;
    right: var(--spacing-4);
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--border-radius-base);
    transition: all var(--transition-base);
}

.clear-search:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

/* Autocomplete Dropdown */
.autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: var(--spacing-2);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
}

.autocomplete-item {
    padding: var(--spacing-3) var(--spacing-4);
    cursor: pointer;
    transition: background var(--transition-base);
}

.autocomplete-item:hover {
    background: var(--color-bg-tertiary);
}

.autocomplete-item:not(:last-child) {
    border-bottom: 1px solid var(--color-border-light);
}

/* Search Results Container */
.search-results-container {
    padding: var(--spacing-12) 0;
}

.search-results-header {
    margin-bottom: var(--spacing-8);
}

.results-count {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

/* Search Results */
.search-results {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}

.search-result-item {
    padding: var(--spacing-6);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
}

.search-result-item:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.result-title {
    margin: 0 0 var(--spacing-3);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
}

.result-link {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.result-link:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

.result-snippet {
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-3);
}

.result-snippet mark {
    background: rgba(255, 235, 59, 0.4);
    color: var(--color-text-primary);
    padding: 2px 4px;
    border-radius: 2px;
    font-weight: var(--font-weight-medium);
}

.result-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.result-slug {
    font-family: var(--font-family-mono);
}

.result-status {
    padding: 2px 8px;
    border-radius: var(--border-radius-base);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
}

.status-draft {
    background: var(--color-bg-tertiary);
    color: var(--color-text-tertiary);
}

.status-review {
    background: rgba(255, 165, 0, 0.1);
    color: var(--color-warning);
}

/* No Results */
.search-no-results {
    text-align: center;
    padding: var(--spacing-16) var(--spacing-4);
}

.no-results-icon {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-6);
}

.no-results-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-3);
}

.no-results-text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin: 0 0 var(--spacing-8);
}

.no-results-suggestions {
    max-width: 400px;
    margin: 0 auto;
    text-align: left;
    background: var(--color-bg-tertiary);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
}

.no-results-suggestions h3 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-3);
}

.no-results-suggestions ul {
    margin: 0;
    padding-left: var(--spacing-5);
}

.no-results-suggestions li {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-2);
}

/* Empty State */
.search-empty-state {
    text-align: center;
    padding: var(--spacing-16) var(--spacing-4);
}

.empty-state-icon {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-6);
}

.empty-state-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-3);
}

.empty-state-text {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin: 0 0 var(--spacing-8);
}

/* Popular Searches */
.popular-searches {
    max-width: 500px;
    margin: 0 auto;
}

.popular-searches h3 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-4);
}

.popular-search-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    justify-content: center;
}

.search-tag {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-4);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-full);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
}

.search-tag:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Search Pagination */
.search-pagination {
    text-align: center;
    margin-top: var(--spacing-8);
}

/* Responsive Design */
@media (max-width: 768px) {
    .search-hero {
        padding: var(--spacing-8) 0 var(--spacing-12);
    }

    .search-hero-title {
        font-size: var(--font-size-3xl);
    }

    .search-hero-subtitle {
        font-size: var(--font-size-base);
    }

    .search-input {
        font-size: var(--font-size-base);
        padding: var(--spacing-3) var(--spacing-10) var(--spacing-3) var(--spacing-10);
    }

    .result-title {
        font-size: var(--font-size-lg);
    }
}

/* ============================================================================
   AJAX LOADING SPINNER
   ============================================================================ */

.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
    padding: 3rem;
}

.loading-spinner p {
    font-size: var(--font-size-lg);
    color: var(--color-text-tertiary);
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

/* ============================================================================
   END OF STYLES
   ============================================================================ */