/* Root Variables */
:root {
    --primary-color: #8B5CF6;
    --secondary-color: #EC4899;
    --accent-color: #F472B6;
    --dark-bg: #0F0F1E;
    --darker-bg: #080812;
    --card-bg: #1A1A2E;
    --border-color: rgba(139, 92, 246, 0.2);
    --text-primary: #FFFFFF;
    --text-secondary: #A0A0B0;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --code-bg: #1E1E3F;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--darker-bg);
    color: var(--text-primary);
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--dark-bg);
    border-right: 1px solid var(--border-color);
    padding: 2rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: var(--darker-bg);
}

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

.sidebar-header {
    padding: 0 2rem 2rem 2rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.sidebar-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, #8B5CF6, #EC4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.version {
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: var(--code-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    display: inline-block;
}

.nav-section {
    margin-bottom: 2rem;
    padding: 0 1.5rem;
}

.nav-section h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

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

.nav-section li {
    margin-bottom: 0.25rem;
}

.nav-section a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-section a:hover {
    color: var(--text-primary);
    background: rgba(139, 92, 246, 0.1);
    transform: translateX(5px);
}

.nav-section a.active {
    color: var(--text-primary);
    background: linear-gradient(90deg, rgba(139, 92, 246, 0.2), transparent);
    border-left: 3px solid var(--primary-color);
}

/* Main Content */
.content {
    margin-left: 280px;
    flex: 1;
    padding: 3rem 4rem;
    max-width: 1200px;
}

.mobile-header {
    display: none;
}

.doc-section {
    margin-bottom: 4rem;
    scroll-margin-top: 2rem;
}

.doc-section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.doc-section h2 {
    font-size: 1.75rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.doc-section h3 {
    font-size: 1.25rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.doc-section h4 {
    font-size: 1rem;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.doc-section p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    line-height: 1.8;
}

.doc-section ul {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.doc-section li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Code Blocks */
pre {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    overflow-x: auto;
    margin: 1rem 0;
}

code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    color: #E9D5FF;
}

p code, li code, h3 code {
    background: var(--code-bg);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    color: var(--accent-color);
    font-size: 0.875rem;
}

/* Info Boxes */
.info-box, .warning-box, .success-box, .tip-box {
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
    border-left: 4px solid;
}

.info-box {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--primary-color);
}

.info-box h3 {
    margin-top: 0;
    color: var(--primary-color);
}

.warning-box {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--warning-color);
}

.warning-box h3 {
    margin-top: 0;
    color: var(--warning-color);
}

.success-box {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success-color);
}

.success-box p {
    color: var(--text-primary);
}

.tip-box {
    background: rgba(236, 72, 153, 0.1);
    border-color: var(--secondary-color);
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.feature-card h3 {
    margin-top: 0;
    color: var(--primary-color);
}

/* Step Cards */
.step {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.step h3 {
    margin-top: 0;
    color: var(--text-primary);
}

/* Architecture Diagram */
.architecture-diagram {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.arch-layer {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.2));
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    width: 100%;
    max-width: 400px;
}

.arch-layer h3 {
    margin: 0 0 0.5rem 0;
    color: var(--primary-color);
}

.arch-layer p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.arch-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 0.5rem 0;
}

/* Method Cards */
.method {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.method h3 {
    margin-top: 0;
    color: var(--primary-color);
    font-family: 'Courier New', Courier, monospace;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .content {
        margin-left: 0;
        padding: 2rem 1.5rem;
    }
    
    .mobile-header {
        display: flex;
        align-items: center;
        gap: 1rem;
        margin-bottom: 2rem;
        padding-bottom: 1rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .menu-toggle {
        background: var(--primary-color);
        border: none;
        color: white;
        font-size: 1.5rem;
        padding: 0.5rem 1rem;
        border-radius: 6px;
        cursor: pointer;
    }
    
    .doc-section h1 {
        font-size: 2rem;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.doc-section {
    animation: fadeIn 0.5s ease;
}

/* Scrollbar Styling */
.content::-webkit-scrollbar {
    width: 8px;
}

.content::-webkit-scrollbar-track {
    background: var(--darker-bg);
}

.content::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

/* Selection Color */
::selection {
    background: var(--primary-color);
    color: white;
}

/* Link Styling */
a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}