/**
 * NDB Programmatic SEO - Kinetic Matrix Dark Theme
 * Mobile-first responsive design for all pSEO templates.
 */

/* Sticky header offset for all pSEO pages */
.content-area.primary {
    padding-top: 80px;
}

/* ============================================================
   CSS Custom Properties — Kinetic Matrix
   ============================================================ */
:root {
    --ndb-primary: #a0ffc3;
    --ndb-primary-dark: #00fc9b;
    --ndb-secondary: #39ff14;
    --ndb-accent: #a0ffc3;
    --ndb-text: #e0e0e0;
    --ndb-text-light: #adaaaa;
    --ndb-bg: #0e0e0e;
    --ndb-bg-light: #131313;
    --ndb-bg-alt: #1a1919;
    --ndb-border: rgba(160, 255, 195, 0.15);
    --ndb-radius: 8px;
    --ndb-radius-lg: 12px;
    --ndb-shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --ndb-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4), 0 0 20px rgba(160, 255, 195, 0.1);
    --ndb-transition: 0.2s ease;
    --ndb-font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --ndb-font-heading: 'Space Grotesk', sans-serif;
    --ndb-font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
    --ndb-trend-up: #ff4444;
    --ndb-trend-down: #39ff14;
    --ndb-trend-stable: #adaaaa;
    --ndb-surface-high: #262626;
    --ndb-ghost-border: rgba(160, 255, 195, 0.15);
    --ndb-glow: rgba(160, 255, 195, 0.1);
}

/* ============================================================
   Base Article Styles
   ============================================================ */
.ndb-pseo-article {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1rem;
    font-family: var(--ndb-font-sans);
    color: var(--ndb-text-light);
    line-height: 1.7;
    background-color: var(--ndb-bg);
}

.ndb-pseo-article h1 {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.75rem;
    font-family: var(--ndb-font-heading);
    color: var(--ndb-text);
}

.ndb-pseo-article h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--ndb-border);
    font-family: var(--ndb-font-heading);
    color: var(--ndb-text);
}

.ndb-pseo-article h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    font-family: var(--ndb-font-heading);
    color: var(--ndb-text);
}

.ndb-pseo-article h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-family: var(--ndb-font-heading);
    color: var(--ndb-text);
}

.ndb-pseo-article p {
    margin-bottom: 1rem;
    color: var(--ndb-text-light);
}

.ndb-pseo-article a {
    color: var(--ndb-primary);
    text-decoration: none;
    transition: color var(--ndb-transition);
}

.ndb-pseo-article a:hover {
    color: var(--ndb-primary-dark);
    text-decoration: underline;
}

/* Strong / bold */
.ndb-pseo-article strong,
.ndb-pseo-article b {
    color: var(--ndb-text);
}

/* ============================================================
   Breadcrumbs
   ============================================================ */
.ndb-breadcrumbs {
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--ndb-text-light);
}

.ndb-breadcrumbs ol {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    align-items: center;
}

.ndb-breadcrumbs li {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.ndb-breadcrumbs li:not(:last-child)::after {
    content: "\203A";
    margin-left: 0.25rem;
    color: var(--ndb-text-light);
    opacity: 0.5;
}

.ndb-breadcrumbs a {
    color: var(--ndb-primary);
}

.ndb-breadcrumbs a:hover {
    text-decoration: underline;
    color: var(--ndb-primary-dark);
}

.ndb-breadcrumbs [aria-current="page"] {
    color: var(--ndb-text);
    font-weight: 500;
}

/* ============================================================
   Hero Section
   ============================================================ */
.ndb-hero {
    margin-bottom: 2rem;
}

.ndb-hero__description {
    font-size: 1.125rem;
    color: var(--ndb-text-light);
    margin-bottom: 1rem;
}

/* ============================================================
   Badges — Dark Variants
   ============================================================ */
.ndb-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.ndb-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 500;
    background: var(--ndb-surface-high);
    color: var(--ndb-primary);
    border: 1px solid var(--ndb-ghost-border);
}

.ndb-badge--beginner {
    background: rgba(160, 255, 195, 0.1);
    color: var(--ndb-primary);
    border-color: rgba(160, 255, 195, 0.25);
}

.ndb-badge--intermediate {
    background: rgba(255, 193, 7, 0.1);
    color: #ffc107;
    border-color: rgba(255, 193, 7, 0.25);
}

.ndb-badge--advanced {
    background: rgba(255, 68, 68, 0.1);
    color: #ff4444;
    border-color: rgba(255, 68, 68, 0.25);
}

.ndb-badge--seasonal {
    background: rgba(160, 255, 195, 0.08);
    color: var(--ndb-primary);
    border-color: var(--ndb-ghost-border);
}

.ndb-badge--cost,
.ndb-badge--pct {
    background: var(--ndb-surface-high);
    color: var(--ndb-text);
    border-color: var(--ndb-ghost-border);
}

.ndb-badge--index {
    background: rgba(0, 252, 155, 0.1);
    color: var(--ndb-primary-dark);
    border-color: rgba(0, 252, 155, 0.25);
}

.ndb-badge--pop {
    background: rgba(57, 255, 20, 0.08);
    color: var(--ndb-secondary);
    border-color: rgba(57, 255, 20, 0.2);
}

.ndb-badge--category,
.ndb-badge--calc-type,
.ndb-badge--content-type {
    background: rgba(160, 255, 195, 0.1);
    color: var(--ndb-primary);
    border-color: rgba(160, 255, 195, 0.2);
}

/* ============================================================
   Quick Answer Box
   ============================================================ */
.ndb-quick-answer {
    background: var(--ndb-bg-light);
    border-left: 4px solid var(--ndb-primary);
    padding: 1.25rem 1.5rem;
    border-radius: var(--ndb-radius);
    margin-bottom: 2rem;
    font-size: 1.0625rem;
    color: var(--ndb-text-light);
}

.ndb-quick-answer p:last-child {
    margin-bottom: 0;
}

/* ============================================================
   Key Stat Callout
   ============================================================ */
.ndb-key-stat {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--ndb-surface-high);
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius);
    padding: 1rem 1.25rem;
    margin-bottom: 2rem;
}

.ndb-key-stat__icon {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ndb-primary);
    flex-shrink: 0;
}

.ndb-key-stat__text {
    flex: 1;
    color: var(--ndb-text-light);
}

.ndb-data-source {
    font-size: 0.8125rem;
    color: var(--ndb-text-light);
    font-style: italic;
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* ============================================================
   Steps
   ============================================================ */
.ndb-steps__list {
    counter-reset: ndb-step;
    list-style: none;
    padding: 0;
}

.ndb-step {
    counter-increment: ndb-step;
    margin-bottom: 1.5rem;
    padding-left: 0;
}

.ndb-step h3::before {
    content: none;
}

/* ============================================================
   Budget Split Chart
   ============================================================ */
.ndb-budget-split__chart {
    margin-bottom: 1.5rem;
}

.ndb-budget-split__item {
    display: grid;
    grid-template-columns: 140px 1fr 50px;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.ndb-budget-split__label {
    font-size: 0.875rem;
    font-weight: 500;
    text-align: right;
    color: var(--ndb-text);
}

.ndb-budget-split__track {
    height: 24px;
    background: var(--ndb-surface-high);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--ndb-ghost-border);
}

.ndb-budget-split__fill {
    height: 100%;
    background: linear-gradient(135deg, var(--ndb-primary), var(--ndb-secondary));
    border-radius: 4px;
    transition: width 0.5s ease;
}

.ndb-budget-split__pct {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ndb-primary);
}

/* ============================================================
   Data Tables — Dark Theme
   ============================================================ */
.ndb-table-wrap {
    overflow-x: auto;
    margin-bottom: 1.5rem;
    -webkit-overflow-scrolling: touch;
}

.ndb-data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.ndb-data-table th,
.ndb-data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--ndb-ghost-border);
    color: var(--ndb-text-light);
}

.ndb-data-table th {
    background: var(--ndb-surface-high);
    font-weight: 600;
    white-space: nowrap;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: 0.8125rem;
}

.ndb-data-table tbody tr:hover {
    background: var(--ndb-bg-alt);
}

.ndb-data-table tfoot td {
    font-weight: 600;
    border-top: 2px solid var(--ndb-ghost-border);
    background: var(--ndb-surface-high);
    color: var(--ndb-text);
}

.ndb-highlight {
    background: rgba(160, 255, 195, 0.05) !important;
}

/* ============================================================
   Trend Indicators
   ============================================================ */
.ndb-trend--up {
    color: var(--ndb-trend-up);
    font-weight: 600;
}

.ndb-trend--down {
    color: var(--ndb-trend-down);
    font-weight: 600;
}

.ndb-trend--stable {
    color: var(--ndb-trend-stable);
    font-weight: 500;
}

/* ============================================================
   Mistakes List
   ============================================================ */
.ndb-mistakes__list {
    padding-left: 1.25rem;
    color: var(--ndb-text-light);
}

.ndb-mistake {
    margin-bottom: 1rem;
}

/* ============================================================
   Tips List
   ============================================================ */
.ndb-tips__list {
    padding-left: 1.25rem;
    color: var(--ndb-text-light);
}

.ndb-tips__list li {
    margin-bottom: 0.5rem;
}

/* ============================================================
   FAQs (Accordion) — Dark Theme
   ============================================================ */
.ndb-faqs {
    margin-bottom: 2rem;
}

.ndb-faq {
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius);
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.ndb-faq summary {
    padding: 1rem 1.25rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--ndb-bg-light);
    transition: background var(--ndb-transition);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}

.ndb-faq summary::-webkit-details-marker {
    display: none;
}

.ndb-faq summary::after {
    content: "+";
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--ndb-primary);
    transition: transform var(--ndb-transition);
}

.ndb-faq[open] summary::after {
    content: "\2212";
}

.ndb-faq summary:hover {
    background: var(--ndb-bg-alt);
}

.ndb-faq__answer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--ndb-ghost-border);
    background: var(--ndb-bg);
    color: var(--ndb-text-light);
}

.ndb-faq__answer p:last-child {
    margin-bottom: 0;
}

/* ============================================================
   Comparison Pros / Cons — Dark Theme
   ============================================================ */
.ndb-pros-cons__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 640px) {
    .ndb-pros-cons__grid {
        grid-template-columns: 1fr;
    }
}

.ndb-pros-cons__column {
    background: var(--ndb-bg-light);
    border-radius: var(--ndb-radius);
    padding: 1.25rem;
    border: 1px solid var(--ndb-ghost-border);
}

.ndb-pros h4,
.ndb-cons h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.5rem;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}

.ndb-pro::marker {
    content: "\2713 ";
    color: var(--ndb-secondary);
}

.ndb-con::marker {
    content: "\2717 ";
    color: #ff4444;
}

.ndb-comparison-table__ndb {
    background: rgba(160, 255, 195, 0.05);
}

/* ============================================================
   Who Should Choose
   ============================================================ */
.ndb-who-should__list {
    padding-left: 1.25rem;
    color: var(--ndb-text-light);
}

.ndb-who-should__list li {
    margin-bottom: 0.75rem;
}

/* ============================================================
   Calculator Widget — Dark Theme
   ============================================================ */
.ndb-calculator-widget {
    background: var(--ndb-bg-light);
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
}

.ndb-calculator__form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ndb-calculator__field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.ndb-calculator__field label {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--ndb-text);
}

.ndb-calculator__unit {
    font-weight: 400;
    color: var(--ndb-text-light);
}

.ndb-calculator__input {
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius);
    font-size: 1rem;
    font-family: var(--ndb-font-sans);
    transition: border-color var(--ndb-transition), box-shadow var(--ndb-transition);
    width: 100%;
    box-sizing: border-box;
    background: var(--ndb-bg);
    color: var(--ndb-text);
}

.ndb-calculator__input:focus {
    outline: none;
    border-color: var(--ndb-primary);
    box-shadow: 0 0 8px rgba(160, 255, 195, 0.1);
}

.ndb-calculator__help {
    font-size: 0.8125rem;
    color: var(--ndb-text-light);
}

.ndb-calculator__submit {
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, var(--ndb-primary), var(--ndb-secondary));
    color: #0e0e0e;
    border: none;
    border-radius: var(--ndb-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: flex-start;
    margin-top: 0.5rem;
    font-family: var(--ndb-font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ndb-calculator__submit:hover {
    box-shadow: 0 0 20px rgba(160, 255, 195, 0.3);
    transform: translateY(-2px);
}

.ndb-calculator__results {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--ndb-ghost-border);
}

.ndb-calculator__results h3 {
    margin-top: 0;
    color: var(--ndb-text);
}

/* ============================================================
   CTA Box — Gradient Dark
   ============================================================ */
.ndb-cta {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.ndb-cta__box {
    background: linear-gradient(135deg, var(--ndb-bg-light) 0%, var(--ndb-bg-alt) 100%);
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius-lg);
    padding: 2rem;
    text-align: center;
}

.ndb-cta__box h2,
.ndb-cta__box h3 {
    border-bottom: none;
    margin-top: 0;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}

.ndb-cta__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.ndb-cta__button {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--ndb-radius);
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none !important;
    transition: all 0.3s ease;
    border: 2px solid var(--ndb-primary);
    color: var(--ndb-primary);
    background: transparent;
    font-family: var(--ndb-font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ndb-cta__button:hover {
    background: var(--ndb-primary);
    color: #0e0e0e;
    box-shadow: 0 0 20px rgba(160, 255, 195, 0.3);
    transform: translateY(-2px);
}

.ndb-cta__button--primary {
    background: linear-gradient(135deg, var(--ndb-primary), var(--ndb-secondary));
    color: #0e0e0e;
    border-color: transparent;
}

.ndb-cta__button--primary:hover {
    box-shadow: 0 0 20px rgba(160, 255, 195, 0.3);
    transform: translateY(-2px);
    color: #0e0e0e;
}

/* ============================================================
   Internal Links — Dark Cards
   ============================================================ */
.ndb-internal-links {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--ndb-ghost-border);
}

.ndb-related-links h2,
.ndb-cross-cluster-links h2 {
    font-size: 1.25rem;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}

.ndb-related-links ul,
.ndb-cross-cluster-links ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 0.75rem;
}

.ndb-related-links li a,
.ndb-cross-cluster-links li a {
    display: block;
    padding: 0.75rem 1rem;
    background: var(--ndb-surface-high);
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius);
    color: var(--ndb-text);
    transition: all var(--ndb-transition);
}

.ndb-related-links li a:hover,
.ndb-cross-cluster-links li a:hover {
    border-color: var(--ndb-primary);
    background: rgba(160, 255, 195, 0.05);
    text-decoration: none;
    box-shadow: 0 0 15px rgba(160, 255, 195, 0.1);
}

/* ============================================================
   Sections (Gamification)
   ============================================================ */
.ndb-section {
    margin-bottom: 1.5rem;
}

.ndb-section__content {
    line-height: 1.7;
    color: var(--ndb-text-light);
}

/* ============================================================
   Archive Grid — Dark Cards
   ============================================================ */
.ndb-archive-header {
    max-width: 900px;
    margin: 0 auto 2rem;
    padding: 2rem 1rem 0;
}

.ndb-archive-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}

.ndb-archive-header__description {
    color: var(--ndb-text-light);
    font-size: 1.125rem;
    line-height: 1.6;
}

.ndb-archive-grid {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.ndb-archive-card {
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius-lg);
    overflow: hidden;
    background: var(--ndb-surface-high);
    box-shadow: var(--ndb-shadow);
    transition: all var(--ndb-transition);
}

.ndb-archive-card:hover {
    box-shadow: var(--ndb-shadow-md);
    border-color: var(--ndb-primary);
}

.ndb-archive-card__link {
    display: block;
    text-decoration: none !important;
    color: var(--ndb-text);
}

.ndb-archive-card__image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.ndb-archive-card__body {
    padding: 1.25rem;
}

.ndb-archive-card__title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    line-height: 1.3;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}

.ndb-archive-card__excerpt {
    font-size: 0.875rem;
    color: var(--ndb-text-light);
    margin: 0 0 0.75rem;
    line-height: 1.5;
}

.ndb-archive-card__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.ndb-archive-card__stat {
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.125rem 0.5rem;
    background: rgba(160, 255, 195, 0.08);
    border-radius: 4px;
    color: var(--ndb-primary);
    border: 1px solid var(--ndb-ghost-border);
}

.ndb-archive-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
}

/* ============================================================
   Pagination — Dark Theme
   ============================================================ */
.ndb-pagination {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
    text-align: center;
}

.ndb-pagination .nav-links {
    display: flex;
    justify-content: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.ndb-pagination a,
.ndb-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.5rem;
    border: 1px solid var(--ndb-ghost-border);
    border-radius: var(--ndb-radius);
    font-size: 0.875rem;
    text-decoration: none;
    color: var(--ndb-text);
    transition: all var(--ndb-transition);
    background: var(--ndb-bg);
}

.ndb-pagination a:hover {
    border-color: var(--ndb-primary);
    color: var(--ndb-primary);
    box-shadow: 0 0 10px rgba(160, 255, 195, 0.1);
}

.ndb-pagination .current {
    background: var(--ndb-primary);
    border-color: var(--ndb-primary);
    color: #0e0e0e;
    font-weight: 600;
}

/* ============================================================
   No Results
   ============================================================ */
.ndb-no-results {
    max-width: 900px;
    margin: 2rem auto;
    padding: 2rem;
    text-align: center;
    color: var(--ndb-text-light);
}

/* ============================================================
   How To Use / Methodology / Educational
   ============================================================ */
.ndb-how-to-use,
.ndb-methodology,
.ndb-educational {
    margin-bottom: 2rem;
}

/* ============================================================
   Content Section
   ============================================================ */
.ndb-content {
    margin-bottom: 2rem;
}

.ndb-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--ndb-radius);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
    .ndb-pseo-article {
        padding: 1rem 0.75rem;
    }

    .ndb-pseo-article h1 {
        font-size: 1.625rem;
    }

    .ndb-pseo-article h2 {
        font-size: 1.25rem;
    }

    .ndb-budget-split__item {
        grid-template-columns: 100px 1fr 40px;
        gap: 0.5rem;
    }

    .ndb-budget-split__label {
        font-size: 0.75rem;
    }

    .ndb-calculator-widget {
        padding: 1.25rem;
    }

    .ndb-cta__box {
        padding: 1.5rem;
    }

    .ndb-cta__buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .ndb-cta__button {
        justify-content: center;
    }

    .ndb-archive-grid {
        grid-template-columns: 1fr;
    }

    .ndb-related-links ul,
    .ndb-cross-cluster-links ul {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .ndb-budget-split__item {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .ndb-budget-split__label {
        text-align: left;
    }

    .ndb-data-table {
        font-size: 0.8125rem;
    }

    .ndb-data-table th,
    .ndb-data-table td {
        padding: 0.5rem 0.625rem;
    }
}

/* ============================================================
   Hub Navigation Bar — Dark Theme
   ============================================================ */
.ndb-hub-nav {
    background: var(--ndb-bg-light);
    border-bottom: 1px solid var(--ndb-ghost-border);
    padding: 0;
    margin-bottom: 2rem;
}
.ndb-hub-nav__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0;
}
.ndb-hub-nav__link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    color: var(--ndb-text-light);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
}
.ndb-hub-nav__link:hover {
    color: var(--ndb-primary);
    background: rgba(160, 255, 195, 0.05);
    border-bottom-color: var(--ndb-primary);
}
.ndb-hub-nav__link--active {
    color: var(--ndb-primary);
    border-bottom-color: var(--ndb-primary);
    background: rgba(160, 255, 195, 0.05);
}
.ndb-hub-nav__icon {
    font-size: 1.1rem;
}
@media (max-width: 768px) {
    .ndb-hub-nav__inner {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
    }
    .ndb-hub-nav__link {
        white-space: nowrap;
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }
}

/* ============================================================
   Cross-Hub Cards — Dark Theme
   ============================================================ */
.ndb-cross-hubs {
    margin: 3rem 0 2rem;
    padding: 2rem 0;
    border-top: 1px solid var(--ndb-ghost-border);
}
.ndb-cross-hubs h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: var(--ndb-text);
    font-family: var(--ndb-font-heading);
}
.ndb-cross-hubs__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}
.ndb-cross-hub-card {
    display: block;
    padding: 1.25rem;
    background: var(--ndb-surface-high);
    border: 1px solid var(--ndb-ghost-border);
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
}
.ndb-cross-hub-card:hover {
    border-color: var(--ndb-primary);
    box-shadow: 0 0 20px rgba(160, 255, 195, 0.1);
    transform: translateY(-2px);
}
.ndb-cross-hub-card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.1rem;
    color: var(--ndb-primary);
    font-family: var(--ndb-font-heading);
}
.ndb-cross-hub-card p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--ndb-text-light);
}

/* ============================================================
   Internal CTA Link
   ============================================================ */
.ndb-cta-link--internal {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--ndb-primary);
    text-decoration: underline;
    font-weight: 500;
}
.ndb-cta-link--internal:hover {
    color: var(--ndb-primary-dark);
}

/* ============================================================
   Lists — Default Styling
   ============================================================ */
.ndb-pseo-article ul,
.ndb-pseo-article ol {
    color: var(--ndb-text-light);
}

.ndb-pseo-article ul li::marker {
    color: var(--ndb-primary);
}