/* UnifiedData Documentation Styles */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-code: #1a1f26;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent-primary: #58a6ff;
    --accent-secondary: #3fb950;
    --accent-warning: #d29922;
    --accent-danger: #f85149;
    --border-color: #30363d;
    --border-light: #21262d;
    --sidebar-width: 280px;
    --header-height: 60px;
    --code-font: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.version {
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.nav-links {
    list-style: none;
    padding: 16px 0;
}

.nav-links li a {
    display: block;
    padding: 10px 24px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.nav-links li a:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-links li a.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    background: rgba(88, 166, 255, 0.1);
}

/* Nav Section Header */
.nav-section-header {
    padding: 20px 24px 8px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    margin-top: 8px;
}

/* Main Content */
.content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: 80px 60px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.hero-badges {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.badge {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Sections */
section {
    padding: 60px;
    border-bottom: 1px solid var(--border-color);
}

section h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

section h2::before {
    content: '';
    width: 4px;
    height: 32px;
    background: var(--accent-primary);
    border-radius: 2px;
}

section h3 {
    font-size: 1.35rem;
    font-weight: 600;
    margin: 32px 0 16px;
    color: var(--text-primary);
}

section p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    max-width: 800px;
}

.section-intro {
    font-size: 1.1rem;
    margin-bottom: 32px;
}

/* Code Blocks */
.code-example {
    margin: 20px 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background: var(--bg-code);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.code-header span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.copy-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s ease;
}

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

.copy-btn.copied {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    color: var(--bg-primary);
}

pre {
    margin: 0;
    padding: 20px;
    overflow-x: auto;
}

pre code {
    font-family: var(--code-font);
    font-size: 0.9rem;
    line-height: 1.5;
}

code {
    font-family: var(--code-font);
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--accent-primary);
}

pre code {
    background: transparent;
    padding: 0;
}

/* Tables */
.data-table {
    width: 100%;
    max-width: 800px;
    border-collapse: collapse;
    margin: 20px 0;
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.data-table th,
.data-table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.data-table td {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover td {
    background: rgba(88, 166, 255, 0.05);
}

.mode-table .use-case {
    background: var(--bg-tertiary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Info Cards */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin: 24px 0;
}

.info-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
}

.info-card h4 {
    color: var(--accent-primary);
    margin-bottom: 8px;
    font-size: 1rem;
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* Diagram */
.diagram {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 32px;
    margin: 24px 0;
    max-width: 700px;
}

.diagram-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
}

.diagram-box {
    padding: 12px 20px;
    border-radius: 6px;
    font-family: var(--code-font);
    font-size: 0.9rem;
    font-weight: 500;
}

.diagram-box.entity-type {
    background: rgba(88, 166, 255, 0.2);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
}

.diagram-box.entity-id {
    background: rgba(63, 185, 80, 0.2);
    border: 1px solid var(--accent-secondary);
    color: var(--accent-secondary);
}

.diagram-box.aspect {
    background: rgba(210, 153, 34, 0.2);
    border: 1px solid var(--accent-warning);
    color: var(--accent-warning);
}

.diagram-separator {
    color: var(--text-muted);
    font-size: 1.5rem;
}

.diagram-labels {
    display: flex;
    justify-content: center;
    gap: 60px;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-family: var(--code-font);
}

/* Comparison Cards */
.comparison-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 600px;
    margin: 24px 0;
}

.comparison-card {
    padding: 24px;
    border-radius: 8px;
    text-align: center;
}

.comparison-card.bad {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--accent-danger);
}

.comparison-card.good {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid var(--accent-secondary);
}

.comparison-card h4 {
    margin-bottom: 8px;
    color: var(--text-primary);
}

.comparison-card p {
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.comparison-card .performance {
    font-weight: 600;
    font-size: 0.85rem;
    padding: 4px 12px;
    border-radius: 4px;
}

.comparison-card.bad .performance {
    background: var(--accent-danger);
    color: white;
}

.comparison-card.good .performance {
    background: var(--accent-secondary);
    color: white;
}

/* Alert Boxes */
.warning-box,
.tip-box {
    padding: 16px 20px;
    border-radius: 8px;
    margin: 20px 0;
    max-width: 800px;
}

.warning-box {
    background: rgba(210, 153, 34, 0.1);
    border: 1px solid var(--accent-warning);
    border-left: 4px solid var(--accent-warning);
}

.warning-box strong {
    color: var(--accent-warning);
}

.tip-box {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid var(--accent-secondary);
    border-left: 4px solid var(--accent-secondary);
}

.tip-box strong {
    color: var(--accent-secondary);
}

/* Command Cards */
.command-cards {
    display: grid;
    gap: 16px;
    max-width: 800px;
}

.command-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
}

.command-card h4 {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 1rem;
}

.command-card > code {
    display: block;
    background: var(--bg-code);
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--accent-secondary);
    margin-bottom: 12px;
}

.command-card .example {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0;
}

/* Practice Cards */
.practice-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 24px 0;
}

.practice-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    position: relative;
}

.practice-number {
    position: absolute;
    top: -12px;
    left: 20px;
    background: var(--accent-primary);
    color: var(--bg-primary);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.practice-card h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
    padding-top: 8px;
}

.practice-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* Footer */
footer {
    padding: 40px 60px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .content {
        margin-left: 0;
    }

    section {
        padding: 40px 24px;
    }

    .hero {
        padding: 60px 24px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .comparison-cards {
        grid-template-columns: 1fr;
    }
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 200;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px;
    border-radius: 8px;
    cursor: pointer;
}

@media (max-width: 1024px) {
    .mobile-menu-btn {
        display: block;
    }
}

/* Highlight.js overrides */
.hljs {
    background: transparent !important;
}