/* NL Design System inspired styles for Flevoland Demo */

:root {
    /* Color palette - Flevoland/Government colors */
    --color-primary: #01689B;
    --color-primary-dark: #154273;
    --color-primary-light: #E8F4F8;
    --color-secondary: #F39200;
    --color-secondary-light: #FFF4E8;
    --color-success: #39870C;
    --color-success-light: #E8F8E8;
    --color-warning: #F39200;
    --color-warning-light: #FFF4E8;
    --color-error: #D52B1E;
    --color-error-light: #FDEAE8;
    --color-info: #01689B;
    --color-info-light: #E8F4F8;
    
    /* Neutral colors */
    --color-text: #2C2C2C;
    --color-text-secondary: #5A5A5A;
    --color-text-muted: #767676;
    --color-border: #CACACA;
    --color-background: #F7F7F7;
    --color-surface: #FFFFFF;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, 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;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-background);
}

/* Header */
.header {
    background-color: var(--color-surface);
    border-bottom: 3px solid var(--color-primary);
    padding: var(--space-lg) 0;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.header-title h1 {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.header-title p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Navigation */
.navigation {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    gap: var(--space-sm);
}

.nav-button {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-button:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.nav-button.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.nav-button svg {
    width: 20px;
    height: 20px;
}

/* Main content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
}

.view {
    display: none;
}

.view.active {
    display: block;
}

.view-header {
    margin-bottom: var(--space-2xl);
}

.view-header h2 {
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.view-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

/* Cards */
.card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-xl);
    overflow: hidden;
}

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

.card-header h3 {
    font-size: var(--font-size-xl);
    color: var(--color-primary-dark);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    border-radius: 9999px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-info {
    background-color: var(--color-info-light);
    color: var(--color-info);
}

.badge-success {
    background-color: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-error {
    background-color: var(--color-error-light);
    color: var(--color-error);
}

/* Filter bar */
.filter-bar {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.select-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    background-color: var(--color-surface);
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.select-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* Summary cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.summary-card {
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-icon.success {
    background-color: var(--color-success-light);
    color: var(--color-success);
}

.card-icon.warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning);
}

.card-icon.error {
    background-color: var(--color-error-light);
    color: var(--color-error);
}

.card-icon.info {
    background-color: var(--color-info-light);
    color: var(--color-info);
}

.card-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1;
}

.card-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Table */
.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background-color: var(--color-background);
}

.data-table th {
    text-align: left;
    padding: var(--space-md) var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.data-table td {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.data-table tbody tr:hover {
    background-color: var(--color-background);
}

/* Status badges in table */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.status-badge.compliant {
    background-color: var(--color-success-light);
    color: var(--color-success);
}

.status-badge.in-progress {
    background-color: var(--color-warning-light);
    color: var(--color-warning);
}

.status-badge.pending {
    background-color: var(--color-info-light);
    color: var(--color-info);
}

.status-badge.overdue {
    background-color: var(--color-error-light);
    color: var(--color-error);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
}

/* Buttons */
.button-group {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.button-primary {
    background-color: var(--color-primary);
    color: white;
}

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

.button-secondary {
    background-color: var(--color-background);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.button-secondary:hover {
    background-color: var(--color-border);
}

.button-ghost {
    background: none;
    color: var(--color-text-secondary);
}

.button-ghost:hover {
    background-color: var(--color-background);
}

.action-button {
    padding: var(--space-xs) var(--space-md);
    font-size: var(--font-size-xs);
}

/* Map container */
.map-container {
    min-height: 600px;
    background-color: var(--color-background);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
}

#leaflet-map {
    height: 600px;
    width: 100%;
    border-radius: var(--radius-lg);
    z-index: 1;
}

/* Leaflet popup customization */
.leaflet-popup-content-wrapper {
    border-radius: var(--radius-md);
    font-family: var(--font-family);
}

.leaflet-popup-content {
    font-size: var(--font-size-sm);
}

.map-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    padding: var(--space-2xl);
}

.map-caption {
    margin-top: var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Layer controls */
.layer-controls {
    padding: var(--space-lg) var(--space-xl);
}

.layer-control-group {
    margin-bottom: var(--space-lg);
}

.layer-control-group:last-child {
    margin-bottom: 0;
}

.layer-control-group h4 {
    font-size: var(--font-size-base);
    color: var(--color-primary-dark);
    margin-bottom: var(--space-md);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    cursor: pointer;
}

.layer-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.layer-name {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
}

.layer-color {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

/* Overlap analysis */
#overlap-analysis {
    padding: var(--space-xl);
}

.overlap-item {
    padding: var(--space-lg);
    background-color: var(--color-background);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.overlap-item:last-child {
    margin-bottom: 0;
}

.overlap-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.overlap-icon {
    width: 40px;
    height: 40px;
    background-color: var(--color-warning-light);
    color: var(--color-warning);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.overlap-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary-dark);
}

.overlap-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.overlap-requirements {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.requirement-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

.requirement-link:hover {
    text-decoration: underline;
}

/* Entry points */
.entry-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
    padding: var(--space-xl);
}

.entry-point-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-xl);
    background: none;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.2s ease;
}

.entry-point-card:hover {
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.entry-icon {
    width: 64px;
    height: 64px;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}

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

.entry-content h4 {
    font-size: var(--font-size-lg);
    color: var(--color-primary-dark);
    margin-bottom: var(--space-xs);
}

.entry-content p {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Knowledge graph */
#knowledge-graph-container {
    min-height: 600px;
    background-color: var(--color-background);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    position: relative;
    transition: opacity 0.3s ease;
}

.graph-canvas {
    width: 100%;
    height: 600px;
}

/* Node details */
#node-details-content {
    padding: var(--space-xl);
}

.detail-section {
    margin-bottom: var(--space-lg);
}

.detail-section:last-child {
    margin-bottom: 0;
}

.detail-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.detail-value {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.relation-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.relation-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background-color: var(--color-background);
    border-radius: var(--radius-md);
}

.relation-type {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* Code block */
.code-block {
    background-color: var(--color-primary-dark);
    color: #E8F4F8;
    padding: var(--space-xl);
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

/* Footer */
.footer {
    background-color: var(--color-primary-dark);
    color: white;
    margin-top: var(--space-2xl);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-md);
}

.footer-section p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

.footer-links a:hover {
    color: white;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-lg) var(--space-xl);
    text-align: center;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom a {
    color: white;
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

.demo-badge {
    margin-top: var(--space-sm);
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .nav-container {
        flex-direction: column;
    }
    
    .nav-button {
        width: 100%;
        justify-content: center;
    }
    
    .filter-bar {
        flex-direction: column;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .entry-points {
        grid-template-columns: 1fr;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}