:root {
  --brand-forest: #122f24;
  --brand-green: #0d6d4d;
  --brand-mint: #e8f4ee;
  --brand-mint-strong: #d7ebdf;
  --brand-navy: var(--brand-forest);
  --brand-blue: var(--brand-green);
  --brand-cyan: #0098ad;
  --surface-cool: #f7faf8;
  --surface-blue: #eef6f1;
  --line-cool: #d6e1da;
  --status-green: #147a57;
  --line-t1: #f6c445;
  --line-t9: #d61f3c;
}

body.design-study {
  --ink: #101c24;
  --ink-soft: #4b5c67;
  --mist: var(--surface-cool);
  --mint: var(--surface-blue);
  --mint-strong: var(--brand-mint-strong);
  --line: var(--line-cool);
  --night: var(--brand-navy);
  --night-soft: #102b3c;
  --shadow: 0 18px 46px rgba(18, 47, 36, 0.12);
  color: var(--ink);
}

.design-study .site-header {
  background: rgba(255, 255, 255, 0.97);
  border-bottom-color: var(--line-cool);
  backdrop-filter: blur(14px);
}

.design-study .brand {
  color: var(--brand-navy);
}

.design-study .top-nav {
  color: #40525d;
}

.design-study .nav-get,
.design-study .primary-button {
  background: var(--brand-navy);
}

.design-study .text-link,
.design-study .content-copy a,
.design-study .breadcrumbs a {
  color: #0b6248;
}

.design-study .eyebrow,
.design-study .guidance-grid .guidance-kicker,
.design-study .feature-access {
  color: var(--brand-blue);
}

.design-study .section {
  padding-top: clamp(60px, 7vw, 92px);
  padding-bottom: clamp(60px, 7vw, 92px);
}

.design-study .section-soft {
  background: var(--surface-cool);
}

.design-study .section-mint,
.design-study .final-cta {
  background: var(--surface-blue);
}

.design-study .section-dark {
  background: var(--brand-navy);
}

.design-study .page-hero,
.design-study .article-hero {
  background: var(--brand-mint);
  border-top: 5px solid var(--brand-green);
  border-bottom-color: var(--line-cool);
}

.design-study .page-hero h1,
.design-study .article-hero h1,
.design-study .content-grid h2,
.design-study .article-copy h2,
.design-study .article-copy h3,
.design-study .location-group h2,
.design-study .policy h1,
.design-study .policy h2 {
  color: var(--brand-forest);
}

.design-study .page-hero .lead,
.design-study .article-standfirst,
.design-study .article-byline {
  color: var(--ink-soft);
}

.design-study .primary-button,
.design-study .nav-get {
  border-color: var(--brand-forest);
  background: var(--brand-forest);
}

.design-study .secondary-button {
  border-color: var(--brand-forest);
  color: var(--brand-forest) !important;
}

.design-study .secondary-button:hover,
.design-study .primary-button:hover {
  transform: none;
}

.design-study .location-group h2,
.design-study .article-list,
.design-study .article-list--grouped,
.design-study .data-table-wrap,
.design-study .article-step-list,
.design-study .fact-list {
  border-top-color: var(--brand-forest);
}

.design-study .article-list-item,
.design-study .location-list li,
.design-study .data-table th,
.design-study .data-table td,
.design-study .fact-list li {
  border-bottom-color: var(--line-cool);
}

.design-study .article-list-item h2 a,
.design-study .article-list-item h3 a,
.design-study .location-list a {
  color: var(--brand-forest);
}

.design-study .article-list-item h2 a:hover,
.design-study .article-list-item h3 a:hover,
.design-study .location-list a:hover {
  color: var(--brand-green);
}

.design-study .article-insight {
  border-color: var(--line-cool);
  border-radius: 6px;
  background: var(--surface-cool);
}

.design-study .method-note,
.design-study .source-note {
  border-left-color: var(--brand-green);
  background: var(--surface-blue);
}

.design-study .article-fact-band {
  border-top-color: var(--brand-forest);
  border-bottom-color: var(--line-cool);
}

.design-study .article-fact-band strong,
.design-study .data-table th:first-child,
.design-study .data-table td:first-child,
.design-study .fact-list strong {
  color: var(--brand-forest);
}

.design-study .data-value--roomy,
.design-study .data-value--open {
  background: var(--brand-mint);
}

.design-study .faq-list details,
.design-study .article-aside nav,
.design-study .article-aside a {
  border-color: var(--line-cool);
}

.design-study .faq-list summary,
.design-study .article-aside h2 {
  color: var(--brand-forest);
}

.design-study .article-aside a:hover {
  color: var(--brand-green);
}

.design-study .site-footer {
  background: var(--brand-forest);
}

.design-study .section-dark .eyebrow {
  color: #8ed8b8;
}

.design-study .scenario img,
.design-study .guidance-story img,
.design-study .proof-layout img,
.design-study .article-app-showcase img {
  box-shadow: 0 14px 36px rgba(18, 47, 36, 0.11);
}

.design-study .forecast-figure,
.design-study .weekday-bars {
  box-shadow: none;
}

.product-context,
.station-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 11px;
  margin: 0 0 18px;
  color: #3e5360;
  font-size: 0.88rem;
  font-weight: 720;
}

.product-context strong {
  color: var(--brand-navy);
}

.product-context::before {
  content: "";
  width: 22px;
  height: 3px;
  background: var(--brand-green);
}

.line-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 5px;
  color: #fff;
  font-size: 0.76rem;
  font-weight: 850;
  line-height: 1;
}

.line-badge--m1 {
  background: #0098ad;
}

.line-badge--t1 {
  color: #2d260c;
  background: var(--line-t1);
  border: 1px solid #d8aa29;
}

.line-badge--t9 {
  background: var(--line-t9);
}

.line-badge--t2 {
  background: #0096cc;
}

.line-badge--t4 {
  background: #0057a1;
}

.line-badge--t8 {
  background: #009461;
}

.line-badge--ccn {
  background: #8563d4;
}

.line-badge--bus {
  background: #5c6678;
}

/* Homepage study */
.design-study-home .hero {
  min-height: auto;
  background: var(--brand-mint);
  border-bottom-color: var(--line-cool);
}

.design-study-home .hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 0.8fr);
  gap: clamp(52px, 7vw, 96px);
  align-items: center;
  padding: clamp(58px, 6vw, 82px) 0;
}

.design-study-home .hero-copy-block {
  width: auto;
}

.design-study-home .hero-copy-block h1 {
  max-width: 690px;
  color: var(--brand-navy);
  font-size: clamp(3.4rem, 5.5vw, 4.7rem);
  line-height: 1.01;
}

.design-study-home .hero-copy-block .lead {
  max-width: 650px;
}

.design-study-home .hero-visual {
  position: static;
  inset: auto;
  display: grid;
  grid-column: 2;
  grid-row: 1 / span 2;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  width: auto;
  height: auto;
  margin: 0;
  opacity: 1;
  pointer-events: auto;
}

.design-study-home .hero-meta {
  grid-column: 1;
}

.design-study-home .hero-meta .platform-status {
  margin-top: 0;
}

.design-study-home .hero-visual figure {
  min-width: 0;
  margin: 0;
}

.design-study-home .hero-visual img {
  position: static;
  width: 100%;
  border: 1px solid var(--line-cool);
  border-radius: 8px;
  box-shadow: none;
}

.hero-screen-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin: 0 0 10px;
  color: #51636e;
  font-size: 0.76rem;
}

.hero-screen-label strong {
  color: var(--brand-navy);
  font-size: 0.9rem;
}

.design-study-home .trust-row span::before {
  width: 18px;
  height: 3px;
  border-radius: 0;
  background: var(--brand-green);
}

.design-study-home .scenario {
  gap: clamp(40px, 6vw, 76px);
  padding: clamp(52px, 7vw, 78px) 0;
}

.design-study-home .scenario-media {
  min-height: 500px;
}

.design-study-home .scenario-number {
  color: var(--brand-blue);
}

.design-study-home .coverage-number {
  color: var(--brand-blue);
}

.design-study-home .watch-gallery img {
  box-shadow: none;
}

.design-study-home .final-cta {
  border-top: 4px solid var(--brand-green);
}

/* Station guide study */
.design-study-location .page-hero {
  padding: clamp(42px, 6vw, 70px) 0 clamp(46px, 6vw, 72px);
  background: var(--brand-mint);
}

.design-study-location .content-grid {
  align-items: start;
}

.design-study-location .content-grid > h2 {
  max-width: 500px;
}

.design-study-location .content-copy {
  min-width: 0;
}

.design-study-location .page-hero h1 {
  max-width: 800px;
  color: var(--brand-navy);
  font-size: clamp(2.65rem, 4.6vw, 3.8rem);
  line-height: 1.03;
}

.station-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 36px 0 0;
  border-top: 2px solid var(--brand-navy);
  border-bottom: 1px solid var(--line-cool);
}

.station-summary > div {
  min-width: 0;
  padding: 19px 22px 21px 0;
}

.station-summary > div + div {
  padding-left: 22px;
  border-left: 1px solid var(--line-cool);
}

.station-summary dt {
  color: #5a6a74;
  font-size: 0.76rem;
  font-weight: 760;
  text-transform: uppercase;
}

.station-summary dd {
  margin: 5px 0 0;
  color: var(--brand-navy);
  font-size: 1.12rem;
  font-weight: 820;
}

.station-summary small {
  display: block;
  margin-top: 3px;
  color: #5a6a74;
  font-size: 0.78rem;
  font-weight: 500;
}

.design-study-location .page-hero-actions {
  margin-top: 24px;
}

.design-study-location .location-group h2 {
  color: var(--brand-navy);
  border-bottom-color: var(--brand-green);
}

.design-study-location .forecast-figure {
  border-top: 4px solid var(--brand-blue);
  background: #fff;
}

.design-study-location .proof-layout {
  align-items: start;
}

.design-study-location .final-cta {
  border-top: 4px solid var(--brand-green);
}

/* Research article study */
.design-study-article .article-hero {
  padding: clamp(42px, 6vw, 68px) 0 clamp(44px, 6vw, 72px);
  background: var(--brand-mint);
  border-top: 5px solid var(--brand-green);
}

.design-study-article .article-standfirst {
  max-width: 860px;
}

.design-study-article .article-byline {
  padding-top: 18px;
  border-top: 1px solid rgba(13, 109, 77, 0.18);
}

.article-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.34fr);
  gap: 0 clamp(42px, 7vw, 88px);
  align-items: end;
}

.article-hero-heading {
  grid-column: 1;
  grid-row: 1;
}

.article-hero-detail {
  grid-column: 1;
  grid-row: 2;
}

.design-study-article .article-hero h1 {
  max-width: 860px;
  color: var(--brand-navy);
  font-size: clamp(2.8rem, 5vw, 4.15rem);
}

.article-hero-result {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: end;
  padding: 24px 0 3px 28px;
  border-left: 1px solid var(--line-cool);
}

.article-hero-result > span {
  color: #5a6a74;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.article-hero-result > strong {
  display: block;
  margin-top: 8px;
  color: var(--brand-blue);
  font-size: clamp(3rem, 5.8vw, 4.9rem);
  line-height: 0.95;
}

.article-hero-result p {
  margin: 16px 0 0;
  color: #425560;
  font-size: 0.9rem;
  font-weight: 680;
  line-height: 1.45;
}

.design-study-article .article-body {
  grid-template-columns: minmax(170px, 0.28fr) minmax(0, 1fr);
}

.design-study-article .article-fact-band {
  border-top-color: var(--brand-navy);
}

.design-study-article .source-note {
  background: var(--surface-blue);
}

.design-study-article .weekday-bar-row--peak .weekday-bar-label,
.design-study-article .weekday-bar-row--peak strong {
  color: var(--brand-blue);
}

.design-study-article .weekday-bar-row--peak .weekday-bar-track span {
  background: var(--brand-blue);
}

.design-study-article .weekday-summary-table__peak th,
.design-study-article .weekday-summary-table__peak td {
  color: #0b6248;
  background: #e5f3eb;
}

.design-study-article .article-app-showcase {
  border-top: 4px solid var(--brand-green);
  background: var(--surface-cool);
}

/* Listing, guide and reference page hierarchy */
.design-study-listing .page-hero,
.design-study-guide .page-hero {
  padding-top: clamp(48px, 6vw, 72px);
  padding-bottom: clamp(50px, 6vw, 76px);
}

.design-study-listing .article-section-group + .article-section-group {
  padding-top: clamp(58px, 8vw, 92px);
  border-top: 1px solid var(--line-cool);
}

.design-study-listing .article-section-heading .eyebrow {
  color: var(--brand-green);
}

.design-study-listing .article-list-item {
  padding-top: 28px;
  padding-bottom: 30px;
}

.design-study-listing .article-list-item .eyebrow {
  margin-bottom: 8px;
}

.design-study-guide .guidance-grid article,
.design-study-guide .content-grid,
.design-study-reference .privacy-glance article {
  border-color: var(--line-cool);
}

.design-study-guide .guidance-grid article {
  background: var(--surface-cool);
}

.design-study-guide .location-group h2 {
  border-bottom-color: var(--brand-green);
}

.design-study-reference .policy {
  width: min(calc(100% - 40px), 900px);
}

.design-study-reference .policy > h1:first-child {
  padding-top: 22px;
  border-top: 5px solid var(--brand-green);
}

.design-study-reference .privacy-glance {
  border-color: var(--line-cool);
  background: var(--line-cool);
}

.design-study-reference .privacy-glance article {
  background: var(--surface-cool);
}

/* Homepage information hierarchy */
.commute-workflow {
  background: #fff;
}

.workflow-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.68fr) minmax(0, 1.32fr);
  gap: clamp(48px, 7vw, 96px);
  align-items: start;
}

.workflow-intro h2 {
  max-width: 560px;
}

.workflow-intro .lead {
  max-width: 540px;
  margin-top: 18px;
}

.decision-path {
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--brand-forest);
  list-style: none;
}

.decision-path li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--line-cool);
}

.decision-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--brand-green);
  border-radius: 50%;
  color: var(--brand-green);
  font-weight: 850;
}

.decision-path strong {
  color: var(--brand-green);
  font-size: 0.76rem;
  text-transform: uppercase;
}

.decision-path h3 {
  margin-top: 3px;
  color: var(--brand-forest);
  font-size: 1.35rem;
}

.decision-path p {
  margin: 8px 0 0;
  color: var(--ink-soft);
}

.homepage-editorial {
  border-top: 1px solid var(--line-cool);
  border-bottom: 1px solid var(--line-cool);
  background: var(--brand-mint);
}

.editorial-result {
  display: grid;
  gap: 2px;
  margin: 24px 0 0 !important;
  color: var(--brand-green) !important;
}

.editorial-result span {
  font-size: 0.76rem;
  font-weight: 820;
  text-transform: uppercase;
}

.editorial-result strong {
  color: var(--brand-green);
  font-size: clamp(2.9rem, 5.8vw, 5.2rem);
  line-height: 0.95;
}

.coverage-types dt {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.featured-locations {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 28px;
  border-top: 2px solid var(--brand-forest);
  border-bottom: 1px solid var(--line-cool);
}

.featured-locations a {
  min-width: 0;
  padding: 18px 18px 20px 0;
  color: inherit;
  text-decoration: none;
}

.featured-locations a + a {
  padding-left: 18px;
  border-left: 1px solid var(--line-cool);
}

.featured-locations strong,
.featured-locations span {
  display: block;
}

.featured-locations strong {
  color: var(--brand-forest);
}

.featured-locations span {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.featured-locations a:hover strong {
  color: var(--brand-green);
}

.platform-overview-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 1.14fr);
  gap: clamp(48px, 7vw, 92px);
  align-items: center;
}

.platform-list {
  margin: 30px 0 0;
  border-top: 2px solid var(--brand-forest);
}

.platform-list div {
  display: grid;
  grid-template-columns: minmax(110px, 0.34fr) minmax(0, 1fr);
  gap: 18px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-cool);
}

.platform-list dt {
  color: var(--brand-green);
  font-weight: 820;
}

.platform-list dd {
  margin: 0;
  color: var(--ink-soft);
}

.platform-list a {
  color: var(--brand-green);
  font-weight: 720;
}

.platform-gallery {
  display: grid;
  grid-template-columns: 1.08fr 0.9fr 0.9fr;
  gap: 12px;
  align-items: end;
}

.platform-gallery figure {
  min-width: 0;
  margin: 0;
}

.platform-gallery img {
  width: 100%;
  border: 1px solid var(--line-cool);
  border-radius: 8px;
  box-shadow: none;
}

.platform-gallery figure:first-child img {
  aspect-ratio: 647 / 1040;
  object-fit: cover;
  object-position: top;
}

/* Station decision structure */
.station-decision-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 36px clamp(44px, 7vw, 86px);
  align-items: start;
}

.station-decision-layout > p {
  grid-column: 1 / -1;
  margin: 0;
}

.station-comparison-wrap {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  margin-top: 30px;
  overflow-x: auto;
  border-top: 2px solid var(--brand-forest);
  -webkit-overflow-scrolling: touch;
}

.station-comparison {
  width: 100%;
  min-width: 610px;
  border-collapse: collapse;
  text-align: left;
}

.station-comparison th,
.station-comparison td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--line-cool);
  vertical-align: top;
}

.station-comparison thead th {
  color: var(--brand-forest);
  font-size: 0.82rem;
}

.station-comparison tbody th {
  width: 29%;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.station-comparison td {
  color: var(--brand-forest);
  font-weight: 680;
}

.station-comparison a {
  color: var(--brand-green);
}

.station-approach-figure {
  margin: 0;
}

.station-approach {
  display: grid;
  gap: 10px;
  padding: 22px;
  border: 1px solid var(--line-cool);
  border-radius: 8px;
  background: var(--surface-cool);
}

.approach-place,
.approach-station {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 66px;
  padding: 14px 16px;
  border: 1px solid var(--line-cool);
  border-radius: 6px;
  background: #fff;
}

.approach-place span {
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.approach-place--north {
  border-left: 5px solid var(--brand-green);
}

.approach-place--south {
  border-left: 5px solid var(--brand-cyan);
}

.approach-road {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  border-top: 3px double #82908a;
  border-bottom: 3px double #82908a;
  color: #53615b;
  font-size: 0.78rem;
  font-weight: 760;
  text-transform: uppercase;
}

.approach-crossing {
  position: relative;
  height: 22px;
  color: var(--ink-soft);
  font-size: 0.72rem;
  text-align: center;
}

.approach-crossing::before {
  content: "";
  position: absolute;
  top: 10px;
  right: 12%;
  left: 12%;
  border-top: 2px dashed var(--brand-green);
}

.approach-crossing span {
  position: relative;
  padding: 0 8px;
  background: var(--surface-cool);
}

.approach-station {
  justify-content: flex-start;
  border-color: #73bfca;
}

.station-approach-figure figcaption {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.full-time-comparison {
  margin: 38px 0 30px;
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--line-cool);
  border-top: 4px solid var(--brand-green);
  border-radius: 8px;
  background: #fff;
}

.full-time-comparison figcaption {
  display: grid;
  gap: 5px;
  margin-bottom: 20px;
}

.full-time-comparison figcaption strong {
  color: var(--brand-forest);
  font-size: 1.08rem;
}

.full-time-comparison figcaption span {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.full-time-legend {
  display: flex;
  gap: 18px;
  margin: 0 0 18px 52px;
  font-size: 0.78rem;
  font-weight: 780;
}

.full-time-legend span::before {
  content: "";
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 6px;
  border-radius: 50%;
}

.full-time-legend .series-north::before {
  border: 2px solid var(--brand-green);
  background: #fff;
}

.full-time-legend .series-south::before {
  background: var(--brand-cyan);
}

.full-time-axis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0 0 4px 52px;
  color: var(--ink-soft);
  font-size: 0.7rem;
}

.full-time-axis span:not(:first-child):not(:last-child) {
  text-align: center;
}

.full-time-axis span:last-child {
  text-align: right;
}

.full-time-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-height: 70px;
  border-top: 1px solid var(--line-cool);
}

.full-time-row > strong,
.full-time-open > strong {
  color: var(--brand-forest);
  font-size: 0.82rem;
}

.full-time-track {
  position: relative;
  height: 68px;
  border-right: 1px solid #d8e2dd;
  border-left: 1px solid #d8e2dd;
}

.full-time-track::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: #e4ebe7;
}

.full-time-point {
  position: absolute;
  left: var(--at);
  z-index: 1;
  padding-left: 10px;
  color: var(--brand-forest);
  font-size: 0.74rem;
  font-weight: 760;
  white-space: nowrap;
}

.full-time-point::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  transform: translateY(-50%);
}

.full-time-point.series-north {
  top: 10px;
}

.full-time-point.series-north::before {
  border: 2px solid var(--brand-green);
  background: #fff;
}

.full-time-point.series-south {
  bottom: 10px;
}

.full-time-point.series-south::before {
  background: var(--brand-cyan);
}

.full-time-point--right {
  padding-right: 10px;
  padding-left: 0;
  text-align: right;
  transform: translateX(-100%);
}

.full-time-point--right::before {
  right: -5px;
  left: auto;
}

.full-time-open {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  padding: 18px 0;
  border-top: 1px solid var(--line-cool);
  border-bottom: 1px solid var(--line-cool);
}

.full-time-open span {
  color: var(--brand-green);
  font-size: 0.85rem;
  font-weight: 720;
}

.curve-details {
  margin-top: 24px;
  border-top: 1px solid var(--line-cool);
  border-bottom: 1px solid var(--line-cool);
}

.curve-details summary {
  padding: 18px 0;
  color: var(--brand-green);
  font-weight: 780;
  cursor: pointer;
}

.curve-details .forecast-figure {
  margin: 12px 0 28px;
}

/* Article reading flow */
.article-toc summary {
  display: none;
}

.article-toc:not([open]) > nav {
  display: grid;
}

.design-study-article .article-copy > h2:first-of-type {
  margin-top: 28px;
}

@media (min-width: 901px) {
  .article-toc > summary {
    display: none;
  }

  .article-toc:not([open]) > nav {
    display: grid;
  }
}

@media (max-width: 900px) {
  .design-study-home .hero-inner {
    grid-template-columns: 1fr;
  }

  .design-study-home .hero-visual {
    grid-column: 1;
    grid-row: auto;
    width: min(100%, 600px);
  }

  .design-study-home .hero-meta {
    grid-column: 1;
  }

  .article-hero-layout {
    grid-template-columns: 1fr;
  }

  .design-study-article .article-body {
    grid-template-columns: 1fr;
  }

  .article-hero-heading,
  .article-hero-result,
  .article-hero-detail {
    grid-column: 1;
    grid-row: auto;
  }

  .article-hero-result {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 4px 20px;
    align-items: end;
    padding: 22px 0 0;
    border-top: 1px solid var(--line-cool);
    border-left: 0;
  }

  .article-hero-detail {
    margin-top: 24px;
  }

  .article-hero-result > span {
    grid-column: 1 / -1;
  }

  .article-hero-result p {
    align-self: center;
    margin: 0;
  }

  .workflow-layout,
  .platform-overview-layout,
  .station-decision-layout {
    grid-template-columns: 1fr;
  }

  .platform-gallery {
    width: min(100%, 680px);
  }

  .article-aside h2 {
    display: none;
  }

  .article-toc {
    border-top: 1px solid var(--line-cool);
    border-bottom: 1px solid var(--line-cool);
  }

  .article-toc summary {
    display: block;
    padding: 14px 0;
    color: var(--brand-green);
    font-weight: 780;
    cursor: pointer;
  }

  .article-toc:not([open]) > nav {
    display: none;
  }

  .article-toc[open] > nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 20px;
  }
}

@media (max-width: 720px) {
  .design-study .header-inner {
    gap: 8px;
    padding: 10px 0 11px;
  }

  .design-study .top-nav {
    display: grid;
    grid-template-columns: repeat(3, max-content);
    gap: 7px 20px;
    width: 100%;
  }

  .design-study .top-nav .nav-get {
    min-height: 32px;
  }

  .design-study .section {
    padding-top: 52px;
    padding-bottom: 52px;
  }

  .design-study-home .hero-inner {
    gap: 38px;
    padding: 42px 0 48px;
  }

  .design-study-home .hero-copy-block h1 {
    font-size: 2.55rem;
    line-height: 1.04;
  }

  .design-study-home .hero-visual {
    gap: 10px;
  }

  .hero-screen-label {
    display: grid;
    gap: 0;
  }

  .design-study-home .scenario {
    padding: 48px 0;
  }

  .workflow-layout {
    gap: 32px;
  }

  .decision-path li {
    padding: 18px 0 20px;
  }

  .featured-locations {
    grid-template-columns: 1fr;
  }

  .featured-locations a {
    padding: 15px 0;
  }

  .featured-locations a + a {
    padding-left: 0;
    border-top: 1px solid var(--line-cool);
    border-left: 0;
  }

  .platform-list div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .platform-gallery {
    grid-template-columns: 1.15fr 1fr;
  }

  .platform-gallery figure:nth-child(3) {
    display: none;
  }

  .station-decision-layout {
    gap: 34px;
  }

  .station-approach-figure {
    width: min(100%, 520px);
  }

  .full-time-comparison {
    padding: 20px 14px;
  }

  .full-time-point {
    font-size: 0.7rem;
  }

  .article-toc[open] > nav {
    grid-template-columns: 1fr;
  }

  .design-study-home .scenario-media {
    min-height: 430px;
  }

  .design-study-location .page-hero h1,
  .design-study-article .article-hero h1 {
    font-size: 2.5rem;
  }

  .station-summary {
    grid-template-columns: 1fr;
  }

  .station-summary > div {
    padding: 15px 0;
  }

  .station-summary > div + div {
    padding-left: 0;
    border-top: 1px solid var(--line-cool);
    border-left: 0;
  }

  .article-hero-result > strong {
    font-size: 3.4rem;
  }
}

@media (max-width: 360px) {
  .design-study .top-nav {
    gap: 7px 14px;
    font-size: 0.84rem;
  }

  .design-study-home .hero-copy-block h1,
  .design-study-location .page-hero h1,
  .design-study-article .article-hero h1 {
    font-size: 2.25rem;
  }

  .design-study-home .hero-visual {
    grid-template-columns: 1fr;
  }

  .design-study-home .hero-visual figure + figure {
    display: none;
  }
}