/* JobClass — Main Stylesheet */

:root {
    --color-primary: #1a365d;
    --color-primary-light: #2b6cb0;
    --color-accent: #3182ce;
    --color-bg: #f7fafc;
    --color-surface: #ffffff;
    --color-text: #1a202c;
    --color-text-muted: #718096;
    --color-border: #e2e8f0;
    --color-success: #38a169;
    --color-warning: #d69e2e;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --max-width: 1200px;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
}

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Header & Navigation --- */

header {
    background: var(--color-primary);
    color: white;
    padding: var(--space-md) var(--space-xl);
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand a {
    color: white;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a:focus {
    color: white;
}

/* --- Main Content --- */

main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
    flex: 1;
    width: 100%;
}

/* --- Hero --- */

.hero {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.hero h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.hero p {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Cards --- */

.entry-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-xl);
    transition: box-shadow 0.2s;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card h2 {
    font-size: 1.15rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.card p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

/* --- Buttons --- */

.btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-accent);
    color: white;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.btn:hover,
.btn:focus {
    background: var(--color-primary-light);
}

/* --- Footer --- */

footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.75);
    padding: var(--space-lg) var(--space-xl);
    margin-top: auto;
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    text-align: center;
    font-size: 0.85rem;
}

.footer-meta {
    margin-top: var(--space-xs);
    font-size: 0.8rem;
    opacity: 0.7;
}

/* --- Error Pages --- */

.error-page {
    text-align: center;
    padding: var(--space-2xl) 0;
}

.error-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.error-page ul {
    list-style: none;
    margin-top: var(--space-lg);
}

.error-page ul li {
    margin-bottom: var(--space-sm);
}

.error-page a {
    color: var(--color-accent);
}

/* --- Lineage Badge --- */

.lineage-badge {
    display: inline-block;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--color-text-muted);
}

/* --- Tables --- */

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-md) 0;
}

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

.data-table th {
    background: var(--color-bg);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.data-table td {
    font-size: 0.95rem;
}

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

/* --- Sortable Table Headers --- */
.sortable-th {
    cursor: pointer;
    user-select: none;
}
.sortable-th:hover {
    color: var(--color-accent);
}
.sort-arrow {
    font-size: 0.7rem;
    opacity: 0.4;
}
.sort-arrow.sort-active {
    opacity: 1;
    color: var(--color-accent);
}

/* --- Search Page --- */

.search-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.search-page > p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.search-box {
    margin-bottom: var(--space-xl);
}

.search-box input {
    width: 100%;
    max-width: 600px;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: 6px;
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: border-color 0.2s;
}

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

.search-hint {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.no-data-message {
    color: var(--color-text-muted);
    font-style: italic;
    font-size: 0.95rem;
    padding: var(--space-sm) 0;
}

/* --- Hierarchy Page --- */

.hierarchy-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.hierarchy-page > p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

.tree-list {
    list-style: none;
    padding-left: var(--space-lg);
}

.tree-list .tree-list {
    margin-top: var(--space-xs);
}

.tree-node {
    margin-bottom: var(--space-xs);
}

.tree-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px 4px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    vertical-align: middle;
}

.tree-spacer {
    display: inline-block;
    width: 20px;
}

.collapsed > .tree-list {
    display: none;
}

.collapsed > .tree-toggle .toggle-icon {
    display: inline-block;
    transform: rotate(-90deg);
}

.tree-link {
    text-decoration: none;
    color: var(--color-text);
}

.tree-link:hover {
    color: var(--color-accent);
}

.tree-code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.tree-title {
    font-size: 0.95rem;
}

/* --- Occupation Profile Page --- */

.occupation-page .loading {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-2xl);
}

.breadcrumb {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}

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

.breadcrumb a:hover {
    text-decoration: underline;
}

.bc-sep {
    margin: 0 var(--space-xs);
    color: var(--color-border);
}

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

.occupation-header h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.occupation-meta {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.occupation-section {
    margin-bottom: var(--space-2xl);
}

.occupation-section h2 {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--color-border);
}

.occupation-section h3 {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.context-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
}

.occ-link-list {
    list-style: none;
}

.occ-link-list li {
    margin-bottom: var(--space-xs);
}

.occ-link-list a {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.95rem;
}

.occ-link-list a:hover {
    text-decoration: underline;
}

/* --- Stat Cards & Wages --- */

.wages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.stat-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: var(--space-md);
    text-align: center;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--space-xs);
}

.stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
}

.wage-distribution {
    margin-bottom: var(--space-lg);
}

/* --- Task List --- */

.task-list {
    list-style: none;
}

.task-list li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.relevance-score {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* --- Methodology Page --- */

.methodology-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.methodology-intro {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: var(--space-2xl);
    max-width: 700px;
}

.methodology-section {
    margin-bottom: var(--space-2xl);
}

.methodology-section h2 {
    font-size: 1.2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--color-border);
}

.architecture-layers {
    padding-left: var(--space-lg);
    line-height: 1.8;
}

.check-pass {
    color: var(--color-success);
    font-weight: 700;
}

.check-fail {
    color: #e53e3e;
    font-weight: 700;
}

/* --- Spotlight --- */

.spotlight {
    margin-top: var(--space-2xl);
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

.spotlight h2 {
    font-size: 1.15rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

/* --- Loading States --- */

.loading {
    color: var(--color-text-muted);
    text-align: center;
    padding: var(--space-xl);
}

/* --- Focus & Accessibility --- */

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

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

/* --- Responsive --- */

@media (max-width: 768px) {
    .nav-links {
        gap: var(--space-md);
        font-size: 0.85rem;
    }

    main {
        padding: var(--space-lg) var(--space-md);
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .entry-points {
        grid-template-columns: 1fr;
    }

    .wages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-value {
        font-size: 1.2rem;
    }

    .context-grid {
        grid-template-columns: 1fr;
    }

    .data-table {
        font-size: 0.85rem;
    }

    .data-table th,
    .data-table td {
        padding: var(--space-xs) var(--space-sm);
    }

    .occupation-header h1 {
        font-size: 1.4rem;
    }

    .search-box input {
        max-width: 100%;
    }

    .spotlight {
        padding: var(--space-md);
    }
}

@media (max-width: 480px) {
    .nav-links {
        gap: var(--space-sm);
        font-size: 0.8rem;
    }

    .wages-grid {
        grid-template-columns: 1fr;
    }

    .occupation-meta {
        flex-direction: column;
    }
}

/* ============================================================
   Time-series / Trends pages
   ============================================================ */

.trends-nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.trend-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-lg);
}

.trend-card h2 {
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.trend-card p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.trend-card-search { margin-top: var(--space-sm); }

.trend-card-search input {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.95rem;
}

.search-dropdown {
    position: relative;
    z-index: 10;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-top: 0;
    border-radius: 0 0 4px 4px;
    max-height: 200px;
    overflow-y: auto;
}

.search-dropdown:empty { display: none; }

.search-item {
    display: block;
    padding: var(--space-sm) var(--space-md);
    text-decoration: none;
    color: var(--color-text);
    cursor: pointer;
}

.search-item:hover {
    background: var(--color-bg);
}

.btn {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-accent);
    color: #fff;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn:hover { opacity: 0.9; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Trend controls */
.trend-controls, .geo-controls, .comparison-controls, .movers-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.trend-controls label, .geo-controls label, .comparison-controls label, .movers-controls label {
    font-weight: 600;
    color: var(--color-primary);
}

.trend-controls select, .geo-controls select, .comparison-controls select, .movers-controls select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.comparison-input { flex: 1 1 250px; }
.comparison-input input { width: 100%; padding: var(--space-sm); border: 1px solid var(--color-border); border-radius: 4px; }

.selected-tags { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 2px var(--space-sm);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    font-size: 0.85rem;
}
.tag-remove { background: none; border: none; cursor: pointer; color: var(--color-text-muted); font-size: 1rem; }

/* Bar charts */
.trend-bar-chart, .geo-bar-chart { margin: var(--space-md) 0; }

.bar-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: 4px;
}

.bar-label {
    flex: 0 0 60px;
    text-align: right;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.geo-bar-chart .bar-label { flex: 0 0 140px; }

.bar-track {
    flex: 1;
    height: 22px;
    background: var(--color-bg);
    border-radius: 3px;
    overflow: hidden;
}

.bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.bar.observed { background: var(--color-accent); }
.bar.projected { background: var(--color-warning); border: 1px dashed var(--color-text-muted); }

.bar-value {
    flex: 0 0 120px;
    font-size: 0.85rem;
}

.derived-badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 1px 4px;
    background: #edf2f7;
    border-radius: 3px;
    color: var(--color-text-muted);
}

.chart-legend {
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.legend-observed::before { content: ""; display: inline-block; width: 12px; height: 12px; background: var(--color-accent); border-radius: 2px; margin-right: 4px; vertical-align: middle; }
.legend-projected::before { content: ""; display: inline-block; width: 12px; height: 12px; background: var(--color-warning); border: 1px dashed var(--color-text-muted); border-radius: 2px; margin-right: 4px; margin-left: var(--space-md); vertical-align: middle; }

/* Trend metadata */
.trend-metadata {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: #edf2f7;
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.trend-metadata span { white-space: nowrap; }

/* Movers columns */
.movers-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

@media (max-width: 768px) {
    .movers-columns { grid-template-columns: 1fr; }
}

.movers-column h2 {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

td.positive { color: var(--color-success); font-weight: 600; }
td.negative { color: #e53e3e; font-weight: 600; }

/* ============================================================
   CPI pages
   ============================================================ */

.cpi-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.cpi-page .page-intro {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: var(--space-2xl);
    max-width: 700px;
}

.cpi-headline-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
    max-width: 500px;
}

.cpi-nav-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.cpi-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-lg);
}

.cpi-card h2 {
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.cpi-card p {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.cpi-card-search { margin-top: var(--space-sm); }

.cpi-card-search input {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.95rem;
}

.cpi-code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.cpi-role-badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 1px 6px;
    background: #ebf8ff;
    border-radius: 3px;
    color: var(--color-accent);
}

.cpi-tree-list {
    list-style: none;
    padding: 0;
}

.cpi-tree-item {
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.cpi-tree-link {
    color: var(--color-accent);
    text-decoration: none;
}

.cpi-tree-link:hover { text-decoration: underline; }

.cpi-tree-container {
    max-height: 300px;
    overflow-y: auto;
}

.cpi-cross-items {
    list-style: none;
    padding: 0;
}

.cpi-cross-items li {
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.cpi-cross-link {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.95rem;
}

.cpi-cross-link:hover { text-decoration: underline; }

.cpi-area-list {
    margin-top: var(--space-md);
}

.cpi-area-detail {
    padding: var(--space-sm);
    background: var(--color-bg);
    border-radius: 4px;
    font-size: 0.95rem;
}

/* CPI detail panel */
.cpi-detail-panel {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: var(--color-surface);
    border: 2px solid var(--color-accent);
    border-radius: 8px;
}

.cpi-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.cpi-detail-header h2 {
    font-size: 1.2rem;
    color: var(--color-primary);
}

.cpi-detail-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-muted);
    line-height: 1;
}

.cpi-detail-meta {
    margin-bottom: var(--space-md);
}

.cpi-detail-ancestors {
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
}

.cpi-detail-ancestors a {
    color: var(--color-accent);
    text-decoration: none;
}

.cpi-detail-ancestors a:hover { text-decoration: underline; }

.cpi-detail-counts {
    display: flex;
    gap: var(--space-lg);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .cpi-headline-stats {
        grid-template-columns: repeat(3, 1fr);
        max-width: 100%;
    }
    .cpi-nav-cards {
        grid-template-columns: 1fr;
    }
}

/* CPI member page */

.cpi-member-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.cpi-member-header {
    margin-bottom: var(--space-xl);
}

.cpi-member-meta {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-top: var(--space-sm);
}

.cpi-member-section {
    margin-bottom: var(--space-2xl);
}

.cpi-member-section h2 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--color-border);
}

.cpi-member-section .section-note {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.cpi-variant-controls {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
}

.cpi-variant-controls select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.9rem;
    background: var(--color-surface);
}

.cpi-member-list {
    list-style: none;
    padding: 0;
}

.cpi-member-item {
    padding: var(--space-xs) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.cpi-member-item a {
    color: var(--color-accent);
    text-decoration: none;
}

.cpi-member-item a:hover { text-decoration: underline; }

.cpi-relations-list {
    list-style: none;
    padding: 0;
}

.cpi-relation-item {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.cpi-relation-item a {
    color: var(--color-accent);
    text-decoration: none;
}

.cpi-relation-item a:hover { text-decoration: underline; }

.cpi-relation-type {
    display: inline-block;
    font-size: 0.75rem;
    padding: 1px 6px;
    background: #fefcbf;
    border-radius: 3px;
    color: #744210;
    font-weight: 600;
    margin-right: var(--space-xs);
}

.cpi-relation-desc {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* CPI chart */
.cpi-chart-container {
    max-width: 740px;
}

.cpi-series-svg {
    width: 100%;
    height: auto;
}

.cpi-series-svg .chart-grid {
    stroke: var(--color-border);
    stroke-width: 0.5;
}

.cpi-series-svg .chart-label {
    font-size: 11px;
    fill: var(--color-text-muted);
    font-family: var(--font-mono);
}

.cpi-series-svg .chart-label-yoy {
    font-size: 10px;
    fill: #e53e3e;
    font-family: var(--font-mono);
}

.cpi-series-svg .chart-line {
    stroke: var(--color-accent);
    stroke-width: 2;
}

.cpi-series-svg .chart-line-yoy {
    stroke: #e53e3e;
    stroke-width: 1.5;
    stroke-dasharray: 4 2;
    opacity: 0.7;
}

.cpi-series-svg .chart-dot {
    fill: var(--color-accent);
}

.cpi-chart-legend {
    display: flex;
    gap: var(--space-lg);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.legend-swatch {
    display: inline-block;
    width: 16px;
    height: 3px;
    border-radius: 1px;
}

.legend-index { background: var(--color-accent); }
.legend-yoy { background: #e53e3e; }

/* CPI area page */

.cpi-area-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.cpi-area-caveats {
    margin-bottom: var(--space-xl);
}

.cpi-caveat {
    padding: var(--space-sm) var(--space-md);
    background: #fffbeb;
    border-left: 3px solid #d69e2e;
    border-radius: 0 4px 4px 0;
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
    color: #744210;
}

.cpi-area-search {
    margin-bottom: var(--space-md);
}

.cpi-area-search input {
    width: 100%;
    max-width: 400px;
    padding: var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.95rem;
}

/* CPI Explorer page */

.cpi-explorer-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.cpi-explorer-page .page-intro {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: var(--space-lg);
    max-width: 700px;
}

.cpi-explorer-controls {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
}

.cpi-explorer-control-group {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
}

.cpi-explorer-control-group select {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.9rem;
    background: var(--color-surface);
}

.cpi-explorer-btn {
    padding: var(--space-xs) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 0.9rem;
    cursor: pointer;
}

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

.cpi-explorer-path {
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
    color: var(--color-text-muted);
}

.cpi-explorer-path a {
    color: var(--color-accent);
    text-decoration: none;
}

.cpi-explorer-path a:hover { text-decoration: underline; }

.cpi-explorer-viz-wrapper {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.cpi-explorer-viz {
    flex: 1;
    min-width: 0;
}

.cpi-icicle-svg {
    width: 100%;
    height: auto;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background: var(--color-surface);
}

.icicle-label {
    fill: var(--color-text);
    font-family: var(--font-body);
}

.cpi-explorer-legend {
    display: flex;
    gap: var(--space-lg);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--space-sm);
}

/* Explorer lens side panel */
.cpi-explorer-lens {
    width: 260px;
    min-width: 260px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-md);
}

.cpi-lens-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-sm);
}

.cpi-lens-header h3 {
    font-size: 1rem;
    color: var(--color-primary);
    margin: 0;
}

.cpi-lens-meta {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
}

.cpi-lens-stats {
    display: grid;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.cpi-lens-stat {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

.cpi-lens-stat-label { color: var(--color-text-muted); }
.cpi-lens-stat-value { font-weight: 600; }

.cpi-lens-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.cpi-lens-link {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.9rem;
}

.cpi-lens-link:hover { text-decoration: underline; }

@media (max-width: 768px) {
    .cpi-explorer-viz-wrapper {
        flex-direction: column;
    }
    .cpi-explorer-lens {
        width: 100%;
        min-width: auto;
    }
}

/* ============================================================
   Lessons pages
   ============================================================ */

.lessons-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.lessons-intro {
    color: var(--color-text-muted);
    font-size: 1.05rem;
    margin-bottom: var(--space-2xl);
    max-width: 700px;
}

.lesson-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.lesson-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: var(--space-lg);
    text-decoration: none;
    color: var(--color-text);
    transition: border-color 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

.lesson-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.lesson-card-number {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.lesson-card h2 {
    font-size: 1.1rem;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.lesson-card p {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    line-height: 1.5;
    flex: 1;
}

.lesson-card-meta {
    margin-top: var(--space-md);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Individual lesson page */

.lesson-page h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.lesson-meta {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-2xl);
}

.lesson-section {
    margin-bottom: var(--space-2xl);
}

.lesson-section h2 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-xs);
    border-bottom: 2px solid var(--color-border);
}

.lesson-section h3 {
    font-size: 1.05rem;
    color: var(--color-text);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
}

.lesson-section p {
    line-height: 1.7;
    margin-bottom: var(--space-md);
    max-width: 760px;
}

.lesson-section ul, .lesson-section ol {
    padding-left: var(--space-lg);
    margin-bottom: var(--space-md);
    line-height: 1.7;
    max-width: 760px;
}

.lesson-section li {
    margin-bottom: var(--space-sm);
}

.lesson-code {
    background: #1a202c;
    color: #e2e8f0;
    padding: var(--space-md) var(--space-lg);
    border-radius: 6px;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: var(--space-md);
    max-width: 760px;
}

.lesson-section code {
    background: #edf2f7;
    padding: 1px 5px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.88em;
}

.lesson-code code {
    background: none;
    color: inherit;
    padding: 0;
    font-size: inherit;
}

.lesson-callout {
    background: #ebf8ff;
    border-left: 4px solid var(--color-accent);
    padding: var(--space-md) var(--space-lg);
    border-radius: 0 6px 6px 0;
    margin-bottom: var(--space-md);
    max-width: 760px;
}

.lesson-callout p {
    margin-bottom: 0;
}

.lesson-callout strong {
    color: var(--color-primary);
}

.lesson-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    margin-top: var(--space-2xl);
    border-top: 1px solid var(--color-border);
}

.lesson-nav a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
}

.lesson-nav a:hover {
    text-decoration: underline;
}

.lesson-nav-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    display: block;
}

@media (max-width: 768px) {
    .lesson-cards {
        grid-template-columns: 1fr;
    }
}

/* --- CPI Context Panel (on trend pages) --- */
.cpi-context-panel {
    background: #ebf8ff;
    border-left: 4px solid var(--color-primary-light);
    padding: 0.75rem 1rem;
    margin: 0.5rem 0 1rem;
    font-size: 0.9rem;
    border-radius: 4px;
}
.cpi-context-panel code {
    background: #bee3f8;
    padding: 0.1em 0.4em;
    border-radius: 3px;
    font-size: 0.85em;
}

/* --- CPI Overlay Indicators --- */
.cpi-overlay-badge {
    background: #f0e6ff;
    color: #6b46c1;
    font-size: 0.75rem;
    padding: 0.15em 0.5em;
    border-radius: 3px;
    font-weight: 600;
    margin-left: 0.5rem;
}
.cpi-overlay-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    margin-left: 1rem;
    cursor: pointer;
}
.cpi-overlay-toggle input {
    cursor: pointer;
}
.cpi-overlay-row {
    background: #faf5ff20;
}
.cpi-overlay-row .cpi-code {
    color: #6b46c1;
}

/* --- CPI Revision Vintages --- */
.cpi-preliminary-label {
    color: #b7791f;
    font-weight: 600;
    font-size: 0.85rem;
}
.cpi-final-label {
    color: var(--color-primary-light);
    font-weight: 600;
    font-size: 0.85rem;
}
.cpi-preliminary-row {
    background: #fefcbf20;
}
.cpi-final-row {
    background: transparent;
}

/* ============================
   Pipeline Explorer
   ============================ */

.pipeline-page {
    max-width: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    height: calc(100vh - 60px);
    overflow: hidden;
}

/* Override main content max-width for full-bleed pipeline */
main:has(.pipeline-page) {
    max-width: none;
    padding: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* --- Control Bar --- */
.pipeline-controls {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
    min-height: 44px;
}

.pipeline-controls-left {
    position: relative;
    flex: 0 0 auto;
}

.pipeline-controls-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.pipeline-controls-right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.pipeline-search-input {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.85rem;
    width: 200px;
    font-family: var(--font-sans);
}

.pipeline-search-input:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
    border-color: var(--color-accent);
}

.pipeline-search-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 260px;
    max-height: 240px;
    overflow-y: auto;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 100;
}

/* --- Filter Buttons --- */
.pipeline-filter-group {
    display: flex;
    gap: 2px;
}

.pipeline-filter-btn {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    font-size: 0.8rem;
    font-family: var(--font-sans);
    cursor: pointer;
    color: var(--color-text-muted);
    transition: background 0.15s, color 0.15s;
}

.pipeline-filter-btn:first-child {
    border-radius: 4px 0 0 4px;
}

.pipeline-filter-btn:last-child {
    border-radius: 0 4px 4px 0;
}

.pipeline-filter-btn:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.pipeline-filter-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.pipeline-filter-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
    z-index: 1;
}

/* --- Overlay Toggle Buttons (PE8-06) --- */
.pipeline-overlays {
    display: flex;
    gap: 6px;
    justify-content: center;
    padding: 4px 12px;
}

.pipeline-overlay-btn {
    padding: 3px 10px;
    font-size: 0.72rem;
    border: 1px solid #d1d5db;
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.pipeline-overlay-btn:hover {
    background: var(--color-bg);
}

.pipeline-overlay-btn.active {
    background: var(--overlay-color, #6366f1);
    color: white;
    border-color: var(--overlay-color, #6366f1);
}

.pipeline-overlay-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
}

/* --- Domain Filter Buttons (PE8-04) --- */
.pipeline-domain-group {
    display: flex;
    gap: 4px;
    margin-left: 8px;
}

.pipeline-domain-btn {
    padding: 3px 8px;
    font-size: 0.72rem;
    border: 1px solid #d1d5db;
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.pipeline-domain-btn:hover {
    background: var(--color-bg);
}

.pipeline-domain-btn.active {
    background: #6366f1;
    color: white;
    border-color: #6366f1;
}

.pipeline-domain-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
}

/* --- Generic Pipeline Buttons --- */
.pipeline-btn {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    font-size: 0.8rem;
    font-family: var(--font-sans);
    cursor: pointer;
    border-radius: 4px;
    color: var(--color-text);
    transition: background 0.15s;
}

.pipeline-btn:hover {
    background: var(--color-bg);
}

.pipeline-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
}

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

.pipeline-zoom-indicator {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    min-width: 40px;
    text-align: center;
}

/* --- Guided Mode Buttons --- */
.pipeline-modes {
    display: flex;
    gap: 2px;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.pipeline-mode-btn {
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    font-size: 0.8rem;
    font-family: var(--font-sans);
    cursor: pointer;
    border-radius: 4px;
    color: var(--color-text-muted);
    transition: background 0.15s, color 0.15s;
}

.pipeline-mode-btn:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.pipeline-mode-btn.active {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

.pipeline-mode-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
}

/* --- Canvas Container --- */
.pipeline-canvas-wrapper {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
}

.pipeline-canvas-container {
    width: 100%;
    height: 100%;
}

#pipeline-canvas {
    display: block;
    width: 100%;
    height: 100%;
    cursor: grab;
}

#pipeline-canvas:active {
    cursor: grabbing;
}

/* --- Minimap --- */
.pipeline-minimap {
    position: absolute;
    bottom: var(--space-md);
    right: var(--space-md);
    width: 180px;
    height: 120px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    z-index: 10;
}

#pipeline-minimap-canvas {
    display: block;
    width: 100%;
    height: 100%;
}

/* --- Detail Panel --- */
.pipeline-detail-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 340px;
    height: 100%;
    background: var(--color-surface);
    border-left: 1px solid var(--color-border);
    box-shadow: -2px 0 12px rgba(0, 0, 0, 0.06);
    overflow-y: auto;
    z-index: 20;
    transition: transform 0.25s ease;
}

.pipeline-detail-panel[hidden] {
    display: block;
    transform: translateX(100%);
    pointer-events: none;
}

.pipeline-detail-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.pipeline-detail-header h2 {
    flex: 1;
    font-size: 1rem;
    color: var(--color-primary);
    margin: 0;
}

.pipeline-type-badge {
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 3px;
    background: var(--color-bg);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

.pipeline-detail-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: var(--space-xs);
    line-height: 1;
}

.pipeline-detail-close:hover {
    color: var(--color-text);
}

.pipeline-detail-close:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: -1px;
}

.pipeline-detail-body {
    padding: var(--space-md);
}

.pipeline-detail-placeholder {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-style: italic;
}

/* --- Guided Mode Overlay --- */
.pipeline-guided-overlay {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    padding: var(--space-md) var(--space-lg);
    max-width: 500px;
    z-index: 30;
}

.pipeline-guided-overlay[hidden] {
    display: none;
}

.pipeline-guided-content p {
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
    line-height: 1.5;
}

.pipeline-guided-nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    justify-content: center;
}

.pipeline-guided-step {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

/* --- Overview / Detail View Mode Visibility --- */
.pipeline-page[data-view-mode="overview"] .pipeline-filter-group,
.pipeline-page[data-view-mode="overview"] .pipeline-domain-group,
.pipeline-page[data-view-mode="overview"] .pipeline-overlays,
.pipeline-page[data-view-mode="overview"] .pipeline-modes,
.pipeline-page[data-view-mode="overview"] .pipeline-minimap,
.pipeline-page[data-view-mode="overview"] .pipeline-overview-btn {
    display: none;
}

.pipeline-page[data-view-mode="detail"] .pipeline-overview-btn {
    display: inline-flex;
}

.pipeline-overview-btn {
    display: none;
    background: var(--color-primary, #3b82f6);
    color: #fff;
    font-weight: 600;
    border: none;
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.82rem;
}

.pipeline-overview-btn:hover {
    background: var(--color-primary-dark, #2563eb);
}

/* --- Responsive: narrow screens --- */
@media (max-width: 768px) {
    .pipeline-controls {
        padding: var(--space-xs);
    }

    .pipeline-controls-center {
        order: 3;
        flex-basis: 100%;
        justify-content: flex-start;
        overflow-x: auto;
    }

    .pipeline-modes {
        overflow-x: auto;
        padding: var(--space-xs);
    }

    .pipeline-detail-panel {
        position: absolute;
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 50%;
        border-left: none;
        border-top: 1px solid var(--color-border);
    }

    .pipeline-detail-panel[hidden] {
        transform: translateY(100%);
    }

    .pipeline-minimap {
        width: 120px;
        height: 80px;
    }
}