/**
 * NeuralCore5 API Documentation - Complete Stylesheet
 * Dark theme with hierarchical collapsible navigation
 */

/* ========================================
   VARIABLES & BASE STYLES
======================================== */
:root {
    --sidebar-width: 300px;
    --primary-bg: #1a1d29;
    --secondary-bg: #222533;
    --accent-bg: #2a2d3a;
    --border-color: #3a3d4a;
    --text-primary: #e8eaed;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #60a5fa;
    --accent-green: #10b981;
    --accent-yellow: #f59e0b;
    --accent-red: #ef4444;
    --transition-speed: 0.25s;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   SIDEBAR NAVIGATION
======================================== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--secondary-bg);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 1000;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
}

.sidebar::-webkit-scrollbar {
    width: 8px;
}

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

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

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #4a4d5a;
}

/* Sidebar Brand */
.sidebar-brand {
    padding: 1.5rem 1rem;
    background: var(--accent-bg);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 10;
}

.sidebar-brand h4 {
    color: var(--accent-blue);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
}

.sidebar-brand i {
    margin-right: 0.5rem;
}

/* Sidebar Navigation List */
.sidebar-nav {
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
}

/* List Item Display Logic */
.sidebar-nav > li {
    display: none; /* Hidden by default */
}

/* Always show static navigation items and main categories */
.sidebar-nav > li.nav-static,
.sidebar-nav > li.nav-category {
    display: block !important;
}

/* Show subcategories and endpoints when their parent is expanded */
.sidebar-nav > li.nav-subcategory.show,
.sidebar-nav > li.nav-endpoint.show,
.sidebar-nav > li.nav-endpoint-direct.show {
    display: block;
}

/* Base link styles */
.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 0.65rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    font-size: 0.9rem;
    border-left: 3px solid transparent;
    position: relative;
}

.sidebar-nav a:hover {
    background: var(--accent-bg);
    color: var(--text-primary);
    border-left-color: var(--accent-blue);
}

.sidebar-nav a.active {
    background: var(--accent-bg);
    color: var(--accent-blue);
    border-left-color: var(--accent-blue);
    font-weight: 500;
}

/* Category Toggle (Main Categories) */
.sidebar-nav a.category-toggle {
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-primary);
    padding: 0.8rem 1rem;
    background: var(--accent-bg);
    border-bottom: 1px solid var(--border-color);
    margin-top: 0.5rem;
}

.sidebar-nav a.category-toggle:hover {
    background: #2d3142;
    color: var(--accent-blue);
}

.sidebar-nav a.category-toggle.expanded {
    color: var(--accent-blue);
    background: #2d3142;
}

/* Category chevron rotation */
.category-chevron {
    transition: transform var(--transition-speed) ease;
    font-size: 0.75rem;
}

.category-toggle.expanded .category-chevron {
    transform: rotate(90deg);
}

/* Subcategory Toggle */
.sidebar-nav a.subsection-toggle {
    padding-left: 2rem;
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.sidebar-nav a.subsection-toggle:hover {
    color: var(--accent-blue);
}

.sidebar-nav a.subsection-toggle.expanded {
    color: var(--accent-blue);
}

.sidebar-nav a.subsection-toggle i.bi-chevron-right {
    transition: transform var(--transition-speed) ease;
    font-size: 0.7rem;
}

.sidebar-nav a.subsection-toggle.expanded i.bi-chevron-right {
    transform: rotate(90deg);
}

/* Endpoint Links (nested under subcategories) */
.sidebar-nav a.endpoint-link {
    padding-left: 3rem;
    font-size: 0.85rem;
}

/* Direct Endpoint Links (under categories without subcategories) */
.sidebar-nav a.endpoint-link-direct {
    padding-left: 2rem;
    font-size: 0.85rem;
}

/* Method Badges in Sidebar */
.sidebar-nav .method-badge {
    display: inline-block;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-nav .method-badge.method-get {
    background: var(--accent-green);
    color: white;
}

.sidebar-nav .method-badge.method-post {
    background: var(--accent-blue);
    color: white;
}

.sidebar-nav .method-badge.method-put {
    background: var(--accent-yellow);
    color: white;
}

.sidebar-nav .method-badge.method-delete {
    background: var(--accent-red);
    color: white;
}

/* Nav Section Headers (deprecated but keeping for compatibility) */
.sidebar-nav .nav-section {
    display: block !important;
    padding: 0.8rem 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--accent-bg);
    border-bottom: 1px solid var(--border-color);
    margin-top: 0.5rem;
}

/* ========================================
   MAIN CONTENT AREA
======================================== */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 2rem;
    max-width: 1400px;
    min-height: 100vh;
}

/* API Header */
.api-header {
    padding: 2rem 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 2rem;
}

.api-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.api-header .lead {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Section Styles */
.section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--secondary-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.section-title i {
    margin-right: 0.75rem;
    color: var(--accent-blue);
}

/* Info Boxes */
.info-box {
    background: var(--accent-bg);
    border-left: 4px solid var(--accent-blue);
    padding: 1rem 1.25rem;
    border-radius: 4px;
    margin: 1rem 0;
}

.info-box i {
    color: var(--accent-blue);
}

/* Generation Info Grid */
.generation-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.info-item {
    background: var(--accent-bg);
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.info-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.info-value {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* ========================================
   ENDPOINT CARDS
======================================== */
.endpoint-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 2.5rem;
    overflow: hidden;
    transition: box-shadow var(--transition-speed) ease;
}

.endpoint-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.endpoint-header {
    background: var(--accent-bg);
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.endpoint-path {
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.endpoint-description {
    padding: 1.5rem 2rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Endpoint Content Sections */
.endpoint-card h6 {
    padding: 0 2rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-blue);
}

/* Parameter Tables */
.param-table {
    width: 100%;
    margin: 0 0 2rem 0;
    border-collapse: collapse;
    background: var(--accent-bg);
}

.param-table thead {
    background: var(--primary-bg);
}

.param-table thead th {
    padding: 1rem 1.5rem;
    text-align: left;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-blue);
    border-bottom: 2px solid var(--border-color);
}

.param-table tbody tr {
    border-bottom: 1px solid var(--border-color);
}

.param-table tbody tr:last-child {
    border-bottom: none;
}

.param-table tbody td {
    padding: 1.25rem 1.5rem;
    vertical-align: top;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.param-table tbody td:first-child {
    font-weight: 500;
}

.param-name {
    font-family: 'Courier New', monospace;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
    background: var(--primary-bg);
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
}

.param-type {
    font-family: 'Courier New', monospace;
    color: var(--accent-green);
    font-weight: 600;
    font-size: 0.85rem;
    background: rgba(16, 185, 129, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
}

/* Method Badges (Main Content) */
.method-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.method-badge.method-get {
    background: var(--accent-green);
    color: white;
}

.method-badge.method-post {
    background: var(--accent-blue);
    color: white;
}

.method-badge.method-put {
    background: var(--accent-yellow);
    color: white;
}

.method-badge.method-delete {
    background: var(--accent-red);
    color: white;
}

.method-badge.method-patch {
    background: #8b5cf6;
    color: white;
}

/* Bootstrap Badges in Tables */
.badge {
    padding: 0.35rem 0.65rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.bg-danger {
    background: var(--accent-red) !important;
}

.badge.bg-secondary {
    background: #6c757d !important;
}

/* ========================================
   CODE BLOCKS & TABS
======================================== */
.code-tabs {
    margin: 2rem 0 0 0;
    padding: 0;
}

.code-tabs .nav-tabs {
    background: var(--accent-bg);
    border-bottom: 2px solid var(--border-color);
    padding: 0.5rem 2rem 0;
    margin: 0;
}

.code-tabs .nav-link {
    color: var(--text-secondary);
    border: none;
    padding: 0.65rem 1.25rem;
    border-radius: 4px 4px 0 0;
    transition: all var(--transition-speed) ease;
    font-size: 0.9rem;
}

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

.code-tabs .nav-link.active {
    color: var(--accent-blue);
    background: var(--primary-bg);
    font-weight: 600;
}

.code-tabs .tab-content {
    margin: 0;
}

.code-block {
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-top: none;
    overflow: hidden;
}

.code-block pre {
    margin: 0;
    padding: 2rem;
    overflow-x: auto;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.7;
}

.code-block code {
    color: var(--text-primary);
    font-family: inherit;
}

/* ========================================
   ALERTS & NOTIFICATIONS
======================================== */
.alert {
    padding: 1.25rem 1.5rem;
    border-radius: 6px;
    border: 1px solid;
    margin: 1.5rem 0;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.3);
    color: var(--text-primary);
}

.alert-heading {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 992px) {
    :root {
        --sidebar-width: 250px;
    }

    .api-header h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-speed) ease;
    }

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

    .main-content {
        margin-left: 0;
        padding: 1rem;
    }

    .generation-info {
        grid-template-columns: 1fr;
    }

    .endpoint-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 1.25rem 1.5rem;
    }

    .endpoint-description,
    .endpoint-card h6 {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .param-table thead th,
    .param-table tbody td {
        padding: 1rem;
    }

    .code-tabs .nav-tabs {
        padding: 0.5rem 1.5rem 0;
    }

    .code-block pre {
        padding: 1.5rem;
    }
}

/* ========================================
   UTILITY CLASSES
======================================== */
.text-light {
    color: var(--text-primary);
}

.text-muted {
    color: var(--text-muted);
}

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.me-1 { margin-right: 0.25rem; }
.me-2 { margin-right: 0.5rem; }

.py-4 {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

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

/* ========================================
   SMOOTH ANIMATIONS
======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.endpoint-card,
.section {
    animation: fadeIn 0.3s ease;
}

/* ========================================
   PRINT STYLES
======================================== */
@media print {
    .sidebar {
        display: none;
    }

    .main-content {
        margin-left: 0;
    }

    .endpoint-card {
        page-break-inside: avoid;
    }
}