/* AIUsagePlatform API Documentation Portal - Main Styles */
:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --bg-hover: #475569;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-primary: #3b82f6;
    --accent-success: #10b981;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;
    --accent-info: #06b6d4;
    --border-color: #334155;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --radius: 8px;
    --sidebar-width: 280px;
    --topbar-height: 60px;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg-primary: #ffffff;
        --bg-secondary: #f8fafc;
        --bg-card: #f1f5f9;
        --bg-hover: #e2e8f0;
        --text-primary: #0f172a;
        --text-secondary: #475569;
        --text-muted: #94a3b8;
        --border-color: #e2e8f0;
        --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    }
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Top Navigation */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-decoration: none;
}

.nav-brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-info));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-box {
    width: 300px;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.875rem;
}

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

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--topbar-height));
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    z-index: 900;
    padding: 1rem 0;
}

.sidebar-section {
    margin-bottom: 1rem;
}

.sidebar-title {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.sidebar-menu {
    list-style: none;
}

.sidebar-item {
    position: relative;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.sidebar-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.sidebar-link.active {
    background: var(--bg-hover);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
}

.sidebar-icon {
    width: 20px;
    text-align: center;
}

.sidebar-badge {
    margin-left: auto;
    font-size: 0.625rem;
    padding: 0.125rem 0.375rem;
    background: var(--accent-primary);
    color: white;
    border-radius: 999px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    margin-top: var(--topbar-height);
    padding: 2rem;
    max-width: calc(100vw - var(--sidebar-width));
}

/* Breadcrumbs */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
}

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

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

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
}

/* Page Header */
.page-header {
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Scoreboard */
.scoreboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.score-card {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.score-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.score-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.score-value.excellent { color: var(--accent-success); }
.score-value.good { color: var(--accent-primary); }
.score-value.warning { color: var(--accent-warning); }
.score-value.critical { color: var(--accent-danger); }

.score-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.score-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.25rem;
    border: 1px solid var(--border-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

th {
    background: var(--bg-card);
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

tr:hover td { background: var(--bg-hover); }
tr:last-child td { border-bottom: none; }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-success { background: rgba(16, 185, 129, 0.2); color: var(--accent-success); }
.badge-warning { background: rgba(245, 158, 11, 0.2); color: var(--accent-warning); }
.badge-danger { background: rgba(239, 68, 68, 0.2); color: var(--accent-danger); }
.badge-info { background: rgba(6, 182, 212, 0.2); color: var(--accent-info); }
.badge-primary { background: rgba(59, 130, 246, 0.2); color: var(--accent-primary); }
.badge-existing { background: rgba(16, 185, 129, 0.2); color: var(--accent-success); }
.badge-planned { background: rgba(245, 158, 11, 0.2); color: var(--accent-warning); }
.badge-missing { background: rgba(239, 68, 68, 0.2); color: var(--accent-danger); }
.badge-recommended { background: rgba(6, 182, 212, 0.2); color: var(--accent-info); }

/* API Endpoint styling */
.api-endpoint {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-primary);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.8125rem;
}

.http-method {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.method-get { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.method-post { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.method-put { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }
.method-patch { background: rgba(6, 182, 212, 0.2); color: #22d3ee; }
.method-delete { background: rgba(239, 68, 68, 0.2); color: #f87171; }

.endpoint-path {
    color: var(--text-primary);
    font-weight: 500;
}

/* Status indicators */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.status-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.status-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}

.status-icon.success { background: rgba(16, 185, 129, 0.2); color: var(--accent-success); }
.status-icon.warning { background: rgba(245, 158, 11, 0.2); color: var(--accent-warning); }
.status-icon.danger { background: rgba(239, 68, 68, 0.2); color: var(--accent-danger); }
.status-icon.info { background: rgba(6, 182, 212, 0.2); color: var(--accent-info); }

.status-content { flex: 1; }
.status-title { font-weight: 600; margin-bottom: 0.25rem; }
.status-desc { font-size: 0.8125rem; color: var(--text-secondary); }

/* Lists */
.check-list { list-style: none; }
.check-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}
.check-list li:last-child { border-bottom: none; }

.check-icon { color: var(--accent-success); flex-shrink: 0; }
.warning-icon { color: var(--accent-warning); flex-shrink: 0; }
.danger-icon { color: var(--accent-danger); flex-shrink: 0; }
.info-icon { color: var(--accent-info); flex-shrink: 0; }

/* Code blocks */
.code-block {
    background: #0d1117;
    border-radius: var(--radius);
    padding: 1rem;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.8125rem;
    overflow-x: auto;
    color: #e6edf3;
    margin: 1rem 0;
}

.code-keyword { color: #ff7b72; }
.code-string { color: #a5d6ff; }
.code-comment { color: #8b949e; }
.code-type { color: #ffa657; }

/* Typography */
h1 { font-size: 1.875rem; font-weight: 700; margin-bottom: 1rem; }
h2 { font-size: 1.5rem; font-weight: 600; margin: 1.5rem 0 1rem; }
h3 { font-size: 1.25rem; font-weight: 600; margin: 1.25rem 0 0.75rem; }
h4 { font-size: 1.125rem; font-weight: 600; margin: 1rem 0 0.5rem; }

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

/* Executive Summary */
.exec-summary {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
    border-radius: var(--radius);
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.exec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.exec-item {
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: var(--radius);
    border-left: 3px solid var(--accent-primary);
}

.exec-item.success { border-left-color: var(--accent-success); }
.exec-item.warning { border-left-color: var(--accent-warning); }
.exec-item.danger { border-left-color: var(--accent-danger); }

/* Architecture Diagram */
.arch-diagram {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    font-family: 'Consolas', monospace;
    font-size: 0.8125rem;
    line-height: 1.8;
    overflow-x: auto;
    white-space: pre;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

/* Portal Cards */
.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.portal-card {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.portal-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.portal-card-header {
    padding: 1.25rem;
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-hover) 100%);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.portal-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.portal-card-icon.super-admin { background: linear-gradient(135deg, #8b5cf6, #ec4899); }
.portal-card-icon.admin { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.portal-card-icon.manager { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.portal-card-icon.user { background: linear-gradient(135deg, #10b981, #3b82f6); }
.portal-card-icon.architecture { background: linear-gradient(135deg, #64748b, #94a3b8); }
.portal-card-icon.reporting { background: linear-gradient(135deg, #ec4899, #8b5cf6); }
.portal-card-icon.security { background: linear-gradient(135deg, #ef4444, #f59e0b); }

.portal-card-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.portal-card-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.portal-card-body {
    padding: 1rem 1.25rem;
}

.portal-card-links {
    list-style: none;
}

.portal-card-links li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.portal-card-links li:last-child {
    border-bottom: none;
}

.portal-card-links a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s;
}

.portal-card-links a:hover {
    color: var(--accent-primary);
}

/* Section Styling */
.section {
    margin-bottom: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.section-header {
    padding: 1.25rem 1.5rem;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-card) 100%);
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.2s;
}

.section-header:hover { background: var(--bg-hover); }

.section-title {
    font-size: 1.125rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: var(--accent-primary);
    color: white;
    font-size: 1rem;
}

.section-toggle {
    color: var(--text-muted);
    transition: transform 0.2s;
}

.section.collapsed .section-toggle { transform: rotate(-90deg); }
.section-content { padding: 1.5rem; display: block; }
.section.collapsed .section-content { display: none; }

/* Priority Tags */
.priority {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.priority-high { background: rgba(239, 68, 68, 0.2); color: var(--accent-danger); }
.priority-medium { background: rgba(245, 158, 11, 0.2); color: var(--accent-warning); }
.priority-low { background: rgba(16, 185, 129, 0.2); color: var(--accent-success); }

/* Quick Links */
.quick-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.quick-link {
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.quick-link:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent-primary);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab {
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all 0.2s;
}

.tab:hover { color: var(--text-primary); }
.tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar { width: 240px; }
    .main-content { margin-left: 240px; max-width: calc(100vw - 240px); }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); transition: transform 0.3s; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; max-width: 100vw; }
    .search-box { width: 200px; }
    .card-grid { grid-template-columns: 1fr; }
    .scoreboard { grid-template-columns: repeat(2, 1fr); }
    .portal-grid { grid-template-columns: 1fr; }
}

/* Print styles */
@media print {
    .top-nav, .sidebar { display: none; }
    .main-content { margin: 0; max-width: 100%; }
    .section { break-inside: avoid; }
    .section-content { display: block !important; }
}