/* ============================================================
   DSIP Research — De Stijl Abstrato
   Neoplasticist grid system: bold black rules, primary-color blocks,
   asymmetric balance, zero gradients, zero curves.
   ============================================================ */

/* ----- CSS Custom Properties ----- */
:root {
  --primary:        #003DA5;
  --primary-50:     #E6ECF6;
  --primary-900:    #00205B;
  --secondary:      #C8102E;
  --block-red:      #E2231A;
  --block-blue:     #0047C7;
  --block-yellow:   #FFD500;
  --grid-line:      #0A0A0A;
  --neutral-50:     #F5F5F5;
  --neutral-200:    #E2E2E2;
  --neutral-500:    #6B6B6B;
  --neutral-900:    #111111;
  --bg:             #FFFFFF;
  --surface:        #FFFFFF;
  --surface-alt:    #F5F5F5;
  --text:           #0A0A0A;
  --text-muted:     #5A5A5A;
  --success:        #15803D;
  --warning:        #B45309;
  --danger:         #C8102E;

  --max-width:      75rem;
  --container-px:   clamp(1rem, 3vw, 2rem);

  --font-heading:   'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --font-body:      'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --font-mono:      'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;

  --h1:             clamp(2rem, 4.2vw, 3.25rem);
  --h2:             clamp(1.5rem, 3vw, 2.25rem);
  --h3:             1.375rem;
  --eyebrow:        clamp(0.75rem, 1vw, 0.875rem);
  --grid-label:     clamp(3rem, 9vw, 7rem);
  --body:           1.0625rem;
  --small:          0.875rem;

  --lh-heading:     1.08;
  --lh-body:        1.65;

  --rule:           2px solid var(--grid-line);
  --border-radius:  0;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--body);
  line-height: var(--lh-body);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

img, video, svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--block-red);
}

ul, ol {
  padding-left: 1.5rem;
}

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

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: var(--lh-heading);
  color: var(--text);
}

h1 { font-size: var(--h1); font-weight: 800; }
h2 { font-size: var(--h2); font-weight: 700; }
h3 { font-size: var(--h3); font-weight: 600; }
h4 { font-size: 1.125rem; font-weight: 600; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

small { font-size: var(--small); }

.mono, code, pre {
  font-family: var(--font-mono);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--eyebrow);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.grid-label {
  font-family: var(--font-mono);
  font-size: var(--grid-label);
  font-weight: 600;
  line-height: 1;
  color: var(--neutral-200);
  letter-spacing: -0.02em;
  pointer-events: none;
}

/* ----- Layout ----- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ----- Site Header ----- */
.site-header {
  border-top: 2px solid var(--grid-line);
  border-bottom: 2px solid var(--grid-line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: stretch;
  gap: 0;
}

.site-brand {
  display: flex;
  align-items: center;
  padding: 0.875rem 1.25rem 0.875rem 0;
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
  border-right: 2px solid var(--grid-line);
  margin-right: 0;
  flex-shrink: 0;
  padding-right: 1.25rem;
}

.site-brand:hover {
  color: var(--block-blue);
}

.site-nav {
  flex: 1;
}

.site-nav ul {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  height: 100%;
}

.site-nav ul li {
  border-right: 2px solid var(--grid-line);
  flex: 1;
  display: flex;
}

.site-nav ul li:last-child {
  border-right: none;
}

.site-nav ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.875rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  transition: background 120ms linear, color 120ms linear;
}

.site-nav ul li a:hover {
  background: var(--grid-line);
  color: var(--bg);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.875rem var(--container-px);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  border-left: 2px solid var(--grid-line);
  margin-left: auto;
}

/* ----- Hero ----- */
.hero {
  border-bottom: 2px solid var(--grid-line);
  min-height: 80vh;
  display: grid;
  grid-template-columns: 1fr;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 7fr 5fr;
  min-height: 80vh;
  align-items: stretch;
}

.hero-main {
  padding: clamp(2rem, 6vw, 4rem) clamp(1.5rem, 4vw, 3rem);
  border-right: 2px solid var(--grid-line);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.5rem;
  position: relative;
}

.hero-aside {
  display: flex;
  flex-direction: column;
}

.hero-stats {
  background: var(--block-blue);
  color: #FFFFFF;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.25rem;
  border-bottom: 2px solid var(--grid-line);
}

.hero-stat {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding-bottom: 1.25rem;
}

.hero-stat:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.hero-stat .stat-num {
  display: block;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 600;
  line-height: 1;
  color: #FFFFFF;
  margin-bottom: 0.25rem;
}

.hero-accent-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100px;
}

.hero-red-block {
  background: var(--block-red);
  border-right: 2px solid var(--grid-line);
}

.hero-empty-block {
  background: var(--bg);
  position: relative;
}

.hero-yellow-sq {
  position: absolute;
  top: 0;
  right: 0;
  width: 64px;
  height: 64px;
  background: var(--block-yellow);
  border-left: 2px solid var(--grid-line);
  border-bottom: 2px solid var(--grid-line);
}

.hero-image {
  position: absolute;
  top: 0;
  right: 0;
  width: 41.66%;
  height: 100%;
  object-fit: cover;
  opacity: 0.08;
  pointer-events: none;
}

.hero h1 {
  font-size: var(--h1);
  font-weight: 800;
  line-height: var(--lh-heading);
  max-width: 22ch;
}

.hero .subheadline {
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text-muted);
  max-width: 42ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid var(--grid-line);
  cursor: pointer;
  transition: background 120ms linear, color 120ms linear;
  white-space: nowrap;
}

.btn-primary {
  background: var(--block-blue);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--grid-line);
  color: #FFFFFF;
}

.btn-secondary {
  background: var(--bg);
  color: var(--text);
  border-left: none;
}

.btn-secondary:hover {
  background: var(--block-yellow);
  color: var(--text);
}

/* ----- Main Content ----- */
main {
  border-bottom: 2px solid var(--grid-line);
}

/* ----- Article / Page Sections ----- */
.page-article {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

.page-header {
  padding: clamp(2rem, 5vw, 3.5rem) 0 2rem 0;
  border-bottom: 2px solid var(--grid-line);
  margin-bottom: 2.5rem;
}

.page-header h1 {
  max-width: 30ch;
}

.page-header .page-meta {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: var(--small);
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.breadcrumb {
  font-family: var(--font-mono);
  font-size: var(--small);
  color: var(--text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

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

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

.breadcrumb span {
  margin: 0 0.4rem;
}

/* Content sections */
.content-section {
  padding: 2.5rem 0;
  border-bottom: 2px solid var(--grid-line);
}

.content-section:last-child {
  border-bottom: none;
}

.content-section h2 {
  margin-bottom: 1.25rem;
}

.content-section h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.content-section p {
  max-width: 72ch;
}

.content-section ul,
.content-section ol {
  margin-bottom: 1rem;
}

.content-section li {
  margin-bottom: 0.5rem;
  max-width: 70ch;
}

/* ----- Study Cards / Grid Cells ----- */
.study-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 0;
  border: 2px solid var(--grid-line);
  margin: 2rem 0;
}

.study-card {
  border-right: 2px solid var(--grid-line);
  border-bottom: 2px solid var(--grid-line);
  padding: 1.5rem;
  position: relative;
  background: var(--bg);
}

.study-card:nth-child(n) { border-right: 2px solid var(--grid-line); }
.study-card:nth-last-child(-n+3):nth-child(3n+1),
.study-card:nth-last-child(-n+3):nth-child(3n+1) ~ .study-card { border-bottom: none; }

.study-card::before {
  content: '';
  display: block;
  height: 4px;
  margin: -1.5rem -1.5rem 1rem -1.5rem;
}

.study-card.band-blue::before  { background: var(--block-blue); }
.study-card.band-red::before   { background: var(--block-red); }
.study-card.band-yellow::before { background: var(--block-yellow); }

.study-card-index {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.study-card h3 {
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
}

.study-card p {
  font-size: var(--small);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ----- Callout / Aside ----- */
.callout {
  border: 2px solid var(--grid-line);
  padding: 1.25rem 1.25rem 1.25rem 1.5rem;
  margin: 1.5rem 0;
  position: relative;
  background: var(--bg);
}

.callout::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--block-blue);
}

.callout.callout-red::before  { background: var(--block-red); }
.callout.callout-yellow::before { background: var(--block-yellow); }

.callout-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.5rem;
}

/* ----- Inline citation superscripts ----- */
sup a {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--block-blue);
  text-decoration: none;
  padding: 0 0.1em;
}

sup a:hover {
  color: var(--block-red);
  text-decoration: underline;
}

/* ----- Tables ----- */
.data-table-wrap {
  overflow-x: auto;
  border: 2px solid var(--grid-line);
  margin: 1.5rem 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--small);
}

.data-table thead tr {
  background: var(--block-blue);
  color: #FFFFFF;
}

.data-table thead th {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.875rem 1rem;
  text-align: left;
  border-right: 2px solid rgba(255,255,255,0.2);
  color: #FFFFFF;
}

.data-table thead th:last-child {
  border-right: none;
}

.data-table tbody tr:nth-child(even) {
  background: var(--surface-alt);
}

.data-table tbody td {
  padding: 0.75rem 1rem;
  border-right: 2px solid var(--grid-line);
  border-bottom: 2px solid var(--grid-line);
  vertical-align: top;
  line-height: 1.5;
}

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

.data-table tbody td:last-child {
  border-right: none;
}

/* DataTables overrides */
table.dataTable thead th.dt-ordering-asc,
table.dataTable thead th.dt-ordering-desc {
  background: var(--primary-900);
}

div.dt-container .dt-search input,
div.dt-container .dt-length select {
  border: 2px solid var(--grid-line);
  font-family: var(--font-mono);
  font-size: var(--small);
  padding: 0.4rem 0.6rem;
  background: var(--bg);
  color: var(--text);
}

div.dt-container select {
  border: 2px solid var(--grid-line);
}

div.dt-container .dt-paging button {
  border: 2px solid var(--grid-line);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  background: var(--bg);
  color: var(--text);
  margin: 0 2px;
}

div.dt-container .dt-paging button.current {
  background: var(--block-blue);
  color: #fff;
}

/* ----- References List ----- */
.references-list {
  list-style: decimal;
  padding-left: 1.5rem;
  counter-reset: none;
}

.references-list li {
  font-size: var(--small);
  line-height: 1.65;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--neutral-200);
  color: var(--text);
}

.references-list li:last-child {
  border-bottom: none;
}

.references-list li a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--block-blue);
}

/* ----- FAQ Accordion ----- */
.faq-list {
  border: 2px solid var(--grid-line);
  margin: 1.5rem 0;
}

.faq-item {
  border-bottom: 2px solid var(--grid-line);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1.125rem 1.25rem;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  transition: background 120ms linear;
}

.faq-question:hover {
  background: var(--neutral-50);
}

.faq-question[aria-expanded="true"] {
  background: var(--primary-50);
}

.faq-indicator {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--block-blue);
  flex-shrink: 0;
  transition: transform 120ms linear;
}

.faq-question[aria-expanded="true"] .faq-indicator {
  transform: rotate(45deg);
  color: var(--block-red);
}

.faq-answer {
  padding: 0 1.25rem 1.25rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text);
  display: none;
  border-top: 1px solid var(--neutral-200);
}

.faq-answer.is-open {
  display: block;
}

.faq-answer p {
  margin-top: 1rem;
}

/* ----- Page-level image ----- */
.content-image {
  width: 100%;
  border: 2px solid var(--grid-line);
  display: block;
  margin: 2rem 0;
}

.content-figure {
  margin: 2rem 0;
}

.content-figure figcaption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
  border: 2px solid var(--grid-line);
  border-top: none;
  letter-spacing: 0.04em;
}

/* ----- Footer ----- */
.site-footer {
  border-top: 2px solid var(--grid-line);
  background: var(--text);
  color: #FFFFFF;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 0;
  border-bottom: 2px solid rgba(255,255,255,0.15);
}

.footer-col {
  padding: 2.5rem var(--container-px) 2.5rem 0;
  border-right: 1px solid rgba(255,255,255,0.15);
  padding-left: var(--container-px);
}

.footer-col:first-child {
  padding-left: var(--container-px);
}

.footer-col:last-child {
  border-right: none;
}

.footer-brand {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 800;
  color: #FFFFFF;
  display: block;
  margin-bottom: 1rem;
  text-decoration: none;
}

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  max-width: 34ch;
}

.footer-col-heading {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1rem;
  display: block;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: var(--small);
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  transition: color 120ms linear;
}

.footer-links a:hover {
  color: var(--block-yellow);
}

.footer-bottom {
  padding: 1.25rem var(--container-px);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
}

.footer-disclaimer {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  max-width: 56ch;
  line-height: 1.5;
}

.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}

/* ----- Contact Form ----- */
.contact-form {
  border: 2px solid var(--grid-line);
  padding: 2rem;
  margin: 2rem 0;
  max-width: 48rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
  width: 100%;
  border: 2px solid var(--grid-line);
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color 120ms linear;
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--block-blue);
}

.form-textarea {
  min-height: 9rem;
  resize: vertical;
}

/* ----- Stat tiles / summary grid ----- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  border: 2px solid var(--grid-line);
  margin: 2rem 0;
}

.stat-tile {
  padding: 1.5rem;
  border-right: 2px solid var(--grid-line);
  border-bottom: 2px solid var(--grid-line);
  background: var(--bg);
}

.stat-tile:nth-child(4n) { border-right: none; }

.stat-tile .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-tile .stat-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ----- About / Content pages ----- */
.prose p {
  max-width: 72ch;
  margin-bottom: 1rem;
}

.prose ul, .prose ol {
  margin-bottom: 1rem;
}

.prose h2 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.prose h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

/* ----- 404 ----- */
.error-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: clamp(3rem, 8vw, 6rem) 0;
  border-bottom: 2px solid var(--grid-line);
}

.error-code {
  font-family: var(--font-mono);
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 600;
  line-height: 1;
  color: var(--neutral-200);
}

/* ----- Responsive ----- */
@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer-col {
    border-bottom: 1px solid rgba(255,255,255,0.15);
  }

  .footer-col:nth-child(even) {
    border-right: none;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-top: 2px solid var(--grid-line);
    border-bottom: 2px solid var(--grid-line);
    z-index: 99;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    height: auto;
  }

  .site-nav ul li {
    border-right: none;
    border-bottom: 2px solid var(--grid-line);
    flex: none;
  }

  .site-nav ul li:last-child {
    border-bottom: none;
  }

  .site-nav ul li a {
    justify-content: flex-start;
    padding: 1rem 1.25rem;
  }

  .nav-toggle {
    display: flex;
    align-items: center;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-main {
    border-right: none;
    border-bottom: 2px solid var(--grid-line);
    padding: 2.5rem var(--container-px);
  }

  .hero-aside {
    display: none;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-col {
    border-right: none;
  }

  .footer-col:nth-child(even) {
    border-bottom: 1px solid rgba(255,255,255,0.15);
  }

  .cta-row .btn-secondary {
    border-left: 2px solid var(--grid-line);
  }
}

@media (max-width: 480px) {
  .study-grid {
    grid-template-columns: 1fr;
  }

  .cta-row {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .btn-secondary {
    border-left: 2px solid var(--grid-line);
    border-top: none;
  }
}

/* ----- Reduced motion ----- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ----- Print ----- */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle {
    display: none;
  }
}