/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light theme colors */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #0891b2;
    --accent: #0d9488;
    --background: #ffffff;
    --surface: #f8fafc;
    --border: #e2e8f0;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    --code-bg: #f1f5f9;
    --code-inline: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.05);
    --shadow-md: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Borders */
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* Dark theme colors */
[data-theme="dark"] {
    --primary: #60a5fa;
    --primary-dark: #3b82f6;
    --secondary: #22d3ee;
    --accent: #2dd4bf;
    --background: #0f172a;
    --surface: #1e293b;
    --border: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --code-bg: #1e293b;
    --code-inline: #334155;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-md: rgba(0, 0, 0, 0.5);
    --shadow-lg: rgba(0, 0, 0, 0.7);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header Styles */
.header {
    background-color: var(--background);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px var(--shadow);
    transition: box-shadow var(--transition-normal);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.logo-img {
    height: 32px;
    width: auto;
    margin-right: var(--spacing-sm);
    transition: transform var(--transition-fast);
}

.logo-img:hover {
    transform: scale(1.05);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.search-container {
    display: flex;
    align-items: center;
    flex: 1;
    max-width: 500px;
    margin: 0 var(--spacing-xl);
}

.search-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: calc(var(--spacing-md) + 24px);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
    background-color: var(--surface);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-button {
    position: absolute;
    margin-left: var(--spacing-md);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.search-button:hover {
    color: var(--primary);
}

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

.theme-toggle, .github-link, .slaed-link {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-full);
}

.theme-toggle:hover, .github-link:hover, .slaed-link:hover {
    background-color: var(--surface);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Search Results */
.search-results-header {
    margin-bottom: var(--spacing-xl);
    animation: fadeIn var(--transition-slow);
}

.search-results-header h2 {
    margin-bottom: var(--spacing-md);
}

.search-result-item {
    padding: var(--spacing-lg);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    background-color: var(--surface);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.search-result-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.search-result-item h3 {
    margin-bottom: var(--spacing-sm);
}

.search-result-item h3 a {
    color: var(--primary);
    text-decoration: none;
}

.search-result-item h3 a:hover {
    text-decoration: underline;
}

.search-results-content ul {
    margin-left: var(--spacing-lg);
    margin-top: var(--spacing-sm);
}

/* Main Layout */
.main-layout {
    display: flex;
    flex: 1;
    margin-top: var(--spacing-lg);
    gap: var(--spacing-lg);
}

/* Sidebar Styles */
.sidebar {
    width: 280px;
    flex-shrink: 0;
    position: sticky;
    top: calc(64px + var(--spacing-lg));
    height: calc(100vh - 64px - var(--spacing-lg));
    overflow-y: auto;
    padding: var(--spacing-md) 0;
    border-right: 1px solid var(--border);
    transition: all var(--transition-normal);
}

.sidebar-nav {
    padding-right: var(--spacing-md);
}

.nav-section {
    margin-bottom: var(--spacing-lg);
    animation: slideInLeft var(--transition-slow);
}

.nav-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-md);
}

.nav-list {
    list-style: none;
}

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

.nav-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background-color: var(--primary);
    transform: scaleY(0);
    transition: transform var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: var(--surface);
    transform: translateX(3px);
}

.nav-link:hover::before {
    transform: scaleY(1);
}

.nav-link.active {
    color: var(--primary);
    background-color: rgba(37, 99, 235, 0.1);
    font-weight: 500;
}

.nav-link.active::before {
    transform: scaleY(1);
}

/* Main Content Styles */
.main-content {
    flex: 1;
    min-width: 0;
    padding: var(--spacing-md) 0;
}

.content-wrapper {
    max-width: 800px;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border);
}

.breadcrumbs {
    display: flex;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.breadcrumbs ol {
    display: flex;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 0;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
}

.breadcrumbs li:not(:last-child)::after {
    content: "›";
    margin: 0 var(--spacing-sm);
    color: var(--text-tertiary);
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--primary);
}

.breadcrumbs li[aria-current="page"] {
    color: var(--text-primary);
    font-weight: 500;
}

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

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

/* Documentation Content */
.doc-content h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
    color: var(--text-primary);
    scroll-margin-top: 80px;
    animation: fadeInDown var(--transition-slow);
}

.lead {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    animation: fadeIn var(--transition-slow);
}

.doc-content h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin: var(--spacing-2xl) 0 var(--spacing-lg);
    padding-top: var(--spacing-md);
    color: var(--text-primary);
    scroll-margin-top: 80px;
    position: relative;
    animation: fadeIn var(--transition-slow);
}

.doc-content h2::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 70%;
    transform: translateY(-70%);
    width: 4px;
    height: 24px;
    background-color: var(--primary);
    border-radius: 2px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.doc-content h2:hover::before {
    opacity: 1;
}

.doc-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: var(--spacing-xl) 0 var(--spacing-md);
    color: var(--text-primary);
    animation: fadeIn var(--transition-slow);
}

.doc-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    line-height: 1.7;
}

.doc-content ul, .doc-content ol {
    margin: var(--spacing-md) 0 var(--spacing-lg) 0;
    padding-left: var(--spacing-xl);
}

.doc-content li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.doc-content a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
}

.doc-content a::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary);
    transition: width var(--transition-fast);
}

.doc-content a:hover {
    text-decoration: none;
}

/* Remove underline on hover for active links */
.doc-content a:hover::after {
    width: 0;
}

/* Table of Contents */
.toc {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    animation: fadeIn var(--transition-slow);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.toc:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--shadow-md);
}

.toc h2 {
    font-size: var(--font-size-lg);
    margin: 0 0 var(--spacing-md);
    padding: 0;
}

.toc ul {
    margin: 0;
    padding-left: var(--spacing-md);
}

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

.toc a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

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

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-fast);
    animation: fadeIn var(--transition-slow);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--shadow-md);
}

.feature-icon {
    color: var(--primary);
    margin-bottom: var(--spacing-md);
    transition: transform var(--transition-fast);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    margin: 0 0 var(--spacing-sm);
    color: var(--text-primary);
}

.feature-card p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Code Blocks */
pre {
    background-color: var(--code-bg);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
    border: 1px solid var(--border);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    transition: box-shadow var(--transition-fast);
}

pre:hover {
    box-shadow: 0 4px 12px var(--shadow-md);
}

code {
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    font-size: var(--font-size-sm);
}

:not(pre) > code {
    background-color: var(--code-inline);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    color: var(--text-primary);
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
    animation: fadeIn var(--transition-slow);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
}

th, td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background-color: var(--surface);
    font-weight: 600;
    color: var(--text-primary);
}

td {
    color: var(--text-secondary);
}

tr:hover td {
    background-color: var(--surface);
}

/* Document Footer */
.doc-footer {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border);
}

.feedback {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.feedback p {
    margin: 0;
    font-weight: 500;
    color: var(--text-primary);
}

.feedback-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.feedback-btn {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--text-secondary);
}

.feedback-btn:hover {
    background-color: var(--background);
    border-color: var(--text-tertiary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.next-prev {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.prev-link, .next-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--primary);
    font-weight: 500;
    transition: var(--transition-fast);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
}

.prev-link:hover, .next-link:hover {
    background-color: rgba(37, 99, 235, 0.1);
    text-decoration: none;
    transform: translateY(-2px);
}

/* Read Next Section */
.read-next {
    border-top: 1px solid var(--border);
    padding-top: var(--spacing-lg);
}

.read-next h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.read-next-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.read-next-links a {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
}

.read-next-links a:hover {
    background-color: var(--background);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        width: 240px;
    }
    
    .search-container {
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .main-layout {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        position: fixed;
        top: 0;
        left: -100%;
        height: 100vh;
        background-color: var(--background);
        z-index: 999;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
        margin-bottom: 0;
        padding-top: 60px;
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .sidebar-nav {
        display: block;
        padding: var(--spacing-md);
        height: calc(100vh - 60px);
        overflow-y: auto;
    }
    
    .header-content {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .search-container {
        order: 3;
        max-width: 100%;
        margin: var(--spacing-md) 0 0;
        width: 100%;
        margin-left: 40px;
    }
    
    .content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .breadcrumbs {
        margin-bottom: var(--spacing-sm);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .next-prev {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .prev-link, .next-link {
        justify-content: center;
    }
    
    .menu-toggle {
        display: block;
        position: absolute;
        top: var(--spacing-md);
        left: var(--spacing-md);
        z-index: 1000;
        background: none;
        border: none;
        color: var(--text-primary);
        cursor: pointer;
        padding: var(--spacing-sm);
        border-radius: var(--border-radius);
        transition: var(--transition-fast);
    }
    
    .menu-toggle:hover {
        background-color: var(--surface);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .sidebar-nav {
        grid-template-columns: 1fr;
    }
    
    .doc-content h1 {
        font-size: var(--font-size-3xl);
    }
    
    .doc-content h2 {
        font-size: var(--font-size-xl);
    }
    
    .header-actions .theme-toggle {
        display: none;
    }
}

/* Footer Styles */
.footer {
    margin-top: auto;
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    text-align: right;
}

.footer-info p {
    font-size: 0.85em;
    color: #777;
    margin: 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
}

.footer-links a:hover {
    color: var(--primary);
    background-color: rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}