:root {
  --bg: #f9f9f9;
  --surface: #ffffff;
  --surface-soft: #f1f7fb;
  --ink: #00031a;
  --muted: #6a6d6e;
  --line: #d9e2e7;
  --green: #81bb27;
  --green-dark: #05709f;
  --orange: #ef776b;
  --orange-dark: #d8613c;
  --blue: #4565ad;
  --indigo: #364b9b;
  --mauve: #b164a5;
  --sky: #c9e8fb;
  --shadow: 0 22px 70px rgba(0, 3, 26, 0.12);
  --radius: 28px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 12%, rgba(201, 232, 251, 0.9), transparent 26%),
    radial-gradient(circle at 84% 18%, rgba(239, 119, 107, 0.22), transparent 24%),
    radial-gradient(circle at 78% 68%, rgba(177, 100, 165, 0.18), transparent 28%),
    radial-gradient(circle at 18% 82%, rgba(129, 187, 39, 0.18), transparent 24%),
    linear-gradient(180deg, #ffffff 0%, #f3f9fc 30%, #f8f2fa 66%, #f4f8ef 100%);
  color: var(--ink);
  font-family:
    REM, Roboto, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body::before {
  content: none;
}

a {
  color: inherit;
}

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

button,
input,
textarea {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(var(--max), calc(100% - 2rem));
  margin: 0.75rem auto 0;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(217, 226, 231, 0.96);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 14px 34px rgba(0, 3, 26, 0.07);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  font-weight: 900;
  letter-spacing: 0;
  text-decoration: none;
  white-space: nowrap;
}

.brand-logo {
  width: auto;
  height: 3.5rem;
  object-fit: contain;
  flex: 0 0 auto;
  margin-left: 0.25rem;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.site-nav a {
  border-radius: 999px;
  color: #00031a;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.5rem 0.9rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: var(--sky);
  color: var(--blue);
  outline: none;
}

.site-nav .nav-cta {
  background: var(--ink);
  color: #fff;
  padding-inline: 1.15rem;
}

.language-toggle {
  position: relative;
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  width: 5.25rem;
  min-height: 2.25rem;
  margin-right: 0.85rem;
  border: 1px solid rgba(0, 3, 26, 0.08);
  border-radius: 999px;
  background: #e9eef2;
  box-shadow:
    inset 0 1px 4px rgba(0, 3, 26, 0.12),
    0 6px 16px rgba(0, 3, 26, 0.08);
  color: var(--ink);
  cursor: pointer;
  flex: 0 0 auto;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1;
  padding: 0.2rem;
  transition:
    background 180ms ease,
    box-shadow 180ms ease;
}

.language-toggle-label {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 1.8rem;
  place-items: center;
  color: rgba(0, 3, 26, 0.58);
  transition: color 180ms ease;
}

.language-toggle-knob {
  position: absolute;
  z-index: 1;
  top: 0.22rem;
  left: 0.22rem;
  width: calc(50% - 0.22rem);
  height: calc(100% - 0.44rem);
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 2px 7px rgba(0, 3, 26, 0.2);
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.language-toggle:not(.is-english) .language-toggle-label:first-child,
.language-toggle.is-english .language-toggle-label:nth-child(2) {
  color: var(--ink);
}

.language-toggle.is-english {
  background: #dceef8;
}

.language-toggle.is-english .language-toggle-knob {
  transform: translateX(100%);
}

.language-toggle:hover,
.language-toggle:focus-visible {
  box-shadow:
    inset 0 1px 4px rgba(0, 3, 26, 0.1),
    0 8px 20px rgba(0, 3, 26, 0.12);
}

.language-toggle:focus-visible {
  outline: 3px solid rgba(69, 101, 173, 0.32);
  outline-offset: 3px;
}

.language-toggle:hover {
  outline: none;
}

main {
  overflow: hidden;
}

.hero,
.page-intro,
.why-section,
.benefits-section,
.facts-band,
.map-panel,
.data-section,
.history-section,
.involvement-section,
.sources-section {
  width: min(var(--max), calc(100% - 2rem));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.3rem;
  min-height: 0;
  padding: 5rem 0 4rem;
}

.hero-copy {
  max-width: 58rem;
  margin-inline: auto;
  text-align: center;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 11ch;
  margin: 0 auto 1.1rem;
  font-size: clamp(3.5rem, 8vw, 7.6rem);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.75rem);
  line-height: 1.03;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
  line-height: 1.25;
}

.hero-lede {
  margin-bottom: 1rem;
  color: var(--green-dark);
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
}

.hero-copy > p:not(.hero-lede) {
  max-width: 48rem;
  margin-inline: auto;
  color: var(--muted);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.96rem;
  font-weight: 800;
  padding: 0.88rem 1.4rem;
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.button.primary {
  background: var(--orange);
  box-shadow: 0 12px 28px rgba(239, 119, 107, 0.28);
  color: #fff;
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--orange-dark);
}

.button:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

.button.secondary {
  border-color: #c9e8fb;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
}

.hero-pathways {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.7rem;
  margin-top: 2rem;
}

.hero-pathways span {
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--surface);
  box-shadow: 0 8px 20px rgba(0, 3, 26, 0.06);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 900;
  padding: 0.62rem 0.95rem;
}

.hero-pathways span:nth-child(1) {
  background: #c9e8fb;
}

.hero-pathways span:nth-child(2) {
  background: #ffd8d4;
}

.hero-pathways span:nth-child(3) {
  background: #e8f5d2;
}

.hero-pathways span:nth-child(4) {
  background: #eadbf0;
}

.facts-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 2rem;
  border-radius: 34px;
  background: #3a4060;
  color: #fff;
  padding: 2.5rem clamp(1.5rem, 4vw, 3rem);
}

.facts-band .facts-copy h2 {
  margin-bottom: 0.6rem;
  color: #fff;
}

.facts-band .facts-copy > p {
  max-width: 42rem;
  margin-bottom: 1.4rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.05rem;
}

.facts-band .facts-stats {
  flex-wrap: wrap;
}

.page-intro {
  padding: 4rem 0 1.5rem;
  text-align: center;
}

.page-intro h1 {
  max-width: none;
  font-size: clamp(2.6rem, 6vw, 5rem);
}

.section-kicker {
  margin-bottom: 0.6rem;
  color: var(--orange);
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-lede {
  max-width: 46rem;
  margin-inline: auto;
  color: var(--muted);
  font-size: 1.15rem;
}

.back-home {
  display: inline-block;
  margin-top: 1.4rem;
  color: var(--green-dark);
  font-weight: 800;
  text-decoration: none;
}

.back-home:hover,
.back-home:focus-visible {
  text-decoration: underline;
}

.map-panel {
  position: relative;
  overflow: hidden;
  border: 0;
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 26px 70px rgba(0, 3, 26, 0.1);
  padding: 1.15rem;
}

.map-panel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0.55rem;
  background: linear-gradient(180deg, var(--orange), var(--mauve), var(--blue), var(--green));
}

.map-panel-header {
  position: relative;
  display: grid;
  grid-template-columns: minmax(16rem, 1fr) auto auto;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.5rem 0.4rem 1rem 0.9rem;
}

.map-panel h2 {
  margin-bottom: 0.2rem;
  font-size: clamp(1.55rem, 2.6vw, 2.25rem);
}

.map-panel-header p,
.data-footnote {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.map-controls {
  display: flex;
  gap: 0.35rem;
}

.map-controls button {
  border: 1px solid #cfddeb;
  border-radius: 999px;
  background: #fff;
  color: #00031a;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 800;
  padding: 0.45rem 0.7rem;
}

.map-controls button.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.map-stats {
  display: flex;
  gap: 0.45rem;
  margin: 0;
}

.map-stats div {
  min-width: 5.3rem;
  border-radius: 22px;
  background: var(--surface-soft);
  padding: 0.55rem 0.75rem;
}

.map-stats div:nth-child(1) {
  background: #e8f5d2;
}

.map-stats div:nth-child(2) {
  background: #ffd8d4;
}

.map-stats div:nth-child(3) {
  background: #c9e8fb;
}

.map-stats dt {
  color: var(--ink);
  font-size: 1.5rem;
  font-weight: 950;
  line-height: 1;
}

.map-stats dd {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  line-height: 1.15;
}

.map-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: 1rem;
}

.corridor-map {
  position: relative;
  min-height: 32rem;
  overflow: hidden;
  border: 1px solid #d9e2e7;
  border-radius: 30px;
  background: linear-gradient(180deg, #fcfcfb, #f6f7f4);
}

.leaflet-map {
  min-height: 32rem;
}

.leaflet-map .leaflet-tile-pane {
  filter: grayscale(0.2) brightness(1.08) contrast(0.88) saturate(0.55);
}

.leaflet-map .leaflet-control-container {
  position: relative;
  z-index: 600;
}

.leaflet-map .leaflet-control-zoom a {
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
}

.map-loading {
  display: grid;
  min-height: 32rem;
  place-items: center;
  margin: 0;
  padding: 1rem;
  text-align: center;
}

.leaflet-map .leaflet-control-attribution {
  font-size: 0.65rem;
}

.map-legend {
  position: absolute;
  left: 0.9rem;
  bottom: 0.9rem;
  z-index: 500;
  display: grid;
  gap: 0.35rem;
  border: 1px solid rgba(217, 226, 231, 0.96);
  border-radius: 18px;
  background: rgba(252, 252, 250, 0.94);
  box-shadow: 0 12px 30px rgba(0, 3, 26, 0.1);
  padding: 0.7rem 0.8rem;
}

.map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink);
  font-size: 0.76rem;
  font-weight: 800;
}

.legend-swatch {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 999px;
  flex: 0 0 auto;
}

.legend-icon {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
  border-radius: 0.28rem;
}

.legend-fatal {
  background: var(--orange);
}

.legend-serious {
  background: var(--blue);
}

.legend-school {
  background: url("/images/carte-ecole.png") center / cover no-repeat;
}

.legend-daycare {
  background: url("/images/carte-CPE2.png") center / cover no-repeat;
}

.legend-senior {
  background: url("/images/carte-RPA.png") center / cover no-repeat;
}

.map-marker-wrapper {
  background: transparent;
  border: 0;
}

.place-marker-wrapper {
  background: transparent;
  border: 0;
}

.place-marker {
  display: grid;
  place-items: center;
  border: 2px solid #fff;
  box-shadow: 0 8px 18px rgba(0, 3, 26, 0.18);
}

.place-marker-school {
  width: 2.25rem;
  height: 2.25rem;
  overflow: hidden;
  border-radius: 0.65rem;
  background: #fff url("/images/carte-ecole.png") center / cover no-repeat;
}

.place-marker-daycare {
  width: 2.25rem;
  height: 2.25rem;
  overflow: hidden;
  border-radius: 0.65rem;
  background: #fff url("/images/carte-CPE2.png") center / cover no-repeat;
}

.place-marker-senior {
  width: 2.25rem;
  height: 2.25rem;
  overflow: hidden;
  border-radius: 0.65rem;
  background: #fff url("/images/carte-RPA.png") center / cover no-repeat;
}

.map-marker {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border: 2px solid #fff;
  border-radius: 999px;
  box-shadow: 0 10px 22px rgba(0, 3, 26, 0.22);
  color: #fff;
  font-size: 0.74rem;
  font-weight: 900;
}

.map-marker.serious {
  background: var(--blue);
}

.map-marker.fatal {
  background: var(--orange);
}

.map-marker.is-selected {
  outline: 4px solid rgba(239, 119, 107, 0.24);
}

.map-details {
  align-self: stretch;
  min-width: 0;
  border: 1px solid #d9e2e7;
  border-radius: 30px;
  background: #f1f7fb;
  padding: 1rem;
}

.detail-count {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 0.65rem;
  border-radius: 999px;
  background: rgba(239, 119, 107, 0.13);
  color: var(--orange-dark);
  font-size: 0.77rem;
  font-weight: 850;
  padding: 0.28rem 0.52rem;
}

.map-details h3 {
  margin-bottom: 0.3rem;
}

.detail-meta {
  color: var(--muted);
  font-size: 0.86rem;
}

.collision-list {
  display: grid;
  gap: 0.55rem;
  max-height: 20rem;
  margin-top: 0.9rem;
  overflow: auto;
  padding-right: 0.15rem;
}

.collision-item {
  border-top: 1px solid var(--line);
  padding-top: 0.55rem;
}

.collision-item strong {
  display: block;
  font-size: 0.88rem;
}

.collision-item span {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
}

.data-footnote {
  margin-top: 0.85rem;
}

.section-number {
  width: fit-content;
  margin-bottom: 0.85rem;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  padding: 0.34rem 0.65rem;
}

.why-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(26rem, 1fr);
  gap: 2rem;
  align-items: center;
  padding: 4.5rem 0;
}

.section-copy {
  border-radius: 34px;
  background: #ffffff;
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: 0 18px 45px rgba(0, 3, 26, 0.07);
}

.section-copy > p:not(.section-number),
.section-heading p {
  max-width: 45rem;
  color: var(--muted);
  font-size: 1.03rem;
}

.issue-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.8rem 0 0;
  padding: 0;
  list-style: none;
}

.issue-list li {
  display: grid;
  gap: 0.25rem;
  min-height: 9.5rem;
  border-radius: 28px;
  padding: 1rem;
}

.issue-card::before {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.76);
  color: var(--ink);
  content: "→";
  font-size: 1.25rem;
  font-weight: 950;
}

.issue-card-blue {
  background: #c9e8fb;
}

.issue-card-coral {
  background: #ffd8d4;
}

.issue-card-green {
  background: #e8f5d2;
}

.issue-card-mauve {
  background: #eadbf0;
}

.issue-list strong {
  color: var(--ink);
}

.issue-list span {
  color: var(--muted);
}

.benefits-section {
  padding: 0 0 4.5rem;
}

.benefits-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.8rem 0 0;
  padding: 0;
  list-style: none;
}

.benefits-list li {
  display: grid;
  gap: 0.25rem;
  min-height: 9.5rem;
  border-radius: 28px;
  padding: 1rem;
}

.benefits-list strong {
  color: var(--ink);
}

.benefits-list span {
  color: var(--muted);
}

.issue-figure {
  margin: 0;
}

.issue-figure img {
  width: 100%;
  aspect-ratio: 1.18;
  object-fit: cover;
  border-radius: 34px;
  box-shadow: 0 26px 60px rgba(0, 3, 26, 0.12);
}

.issue-figure figcaption {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.data-section {
  position: relative;
  padding: 4.5rem 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(16rem, 0.55fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.section-heading .section-number {
  grid-column: 1 / -1;
  margin-bottom: -1.2rem;
}

.traffic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.traffic-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 0;
  border-radius: 32px;
  background: #ffffff;
  padding: 1.15rem;
  box-shadow: 0 16px 38px rgba(0, 3, 26, 0.08);
}

.traffic-card h3 {
  min-height: 2.55rem;
}

.traffic-metric {
  margin: 0.4rem 0 0.8rem;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.traffic-metric small {
  color: var(--muted);
  display: block;
  font-size: 0.75rem;
  font-weight: 750;
  line-height: 1.35;
  margin-top: 0.3rem;
}

.traffic-bar {
  height: 0.55rem;
  overflow: hidden;
  border-radius: 999px;
  background: #e7eef5;
}

.traffic-bar span {
  display: block;
  width: var(--bar, 50%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--mauve), var(--orange));
}

.traffic-mini {
  display: grid;
  gap: 0.35rem;
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.traffic-mini span {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.history-section {
  padding: 4.5rem 0;
}

.timeline {
  display: grid;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: timeline;
}

.timeline li {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 10rem minmax(0, 1fr);
  gap: 1.2rem;
  align-items: start;
  border: 0;
  border-radius: 30px;
  background: #ffffff;
  padding: 1.25rem;
  box-shadow: 0 12px 30px rgba(0, 3, 26, 0.06);
}

.timeline li::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0.55rem;
  border-radius: 30px 0 0 30px;
  background: var(--step-color, var(--blue));
}

.timeline li:nth-child(1) {
  --step-color: var(--orange);
}

.timeline li:nth-child(2) {
  --step-color: var(--blue);
}

.timeline li:nth-child(3) {
  --step-color: var(--green);
}

.timeline li:nth-child(4) {
  --step-color: var(--mauve);
}

.timeline li:nth-child(5) {
  --step-color: var(--orange);
}

.timeline li:nth-child(6) {
  --step-color: var(--green);
}

.timeline li:nth-child(7) {
  --step-color: var(--blue);
}

.timeline time {
  display: inline-flex;
  width: fit-content;
  height: fit-content;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--ink);
  font-weight: 900;
  padding: 0.42rem 0.7rem;
}

.timeline h3 {
  grid-column: 2;
  margin-bottom: 0.3rem;
}

.timeline p {
  grid-column: 2;
  margin-bottom: 0;
  color: var(--muted);
}

.timeline-figure {
  grid-column: 2;
  margin: 0.75rem 0 0;
}

.timeline-figure img {
  width: 100%;
  max-width: 28rem;
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(0, 3, 26, 0.12);
}

.timeline-gallery {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  max-width: 42rem;
  margin: 1rem 0 0;
}

.timeline-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 16px 34px rgba(0, 3, 26, 0.12);
}

.timeline-gallery figcaption {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.82rem;
}

.timeline-gallery figcaption a {
  color: var(--blue);
  font-weight: 700;
  text-decoration-thickness: 1.5px;
}

.timeline-quote {
  grid-column: 2;
  margin: 0.9rem 0 0;
  padding: 0.15rem 0 0.15rem 1rem;
  border-left: 3px solid var(--step-color, var(--mauve));
}

.timeline-quote p {
  margin: 0;
  color: var(--ink);
  font-style: italic;
}

.timeline-quote cite {
  display: block;
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-style: normal;
  font-weight: 700;
}

.timeline-reference {
  grid-column: 2;
  margin-top: 0.75rem;
  font-size: 0.86rem;
}

.timeline-reference a {
  color: var(--blue);
  font-weight: 700;
  text-decoration-thickness: 1.5px;
}

.involvement-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.55fr);
  gap: 2rem;
  align-items: start;
  padding: 4.5rem 0;
}

/* Honeypot: kept in the layout but moved off-screen (not display:none, so
   bots still fill it). Real users never see or tab to it. */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.involvement-copy p:not(.section-number) {
  color: var(--muted);
}

.involvement-copy {
  grid-column: 1;
  max-width: 24rem;
  border-radius: 34px;
  background: var(--ink);
  color: #fff;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.involvement-copy .section-number {
  background: #fff;
  color: var(--ink);
}

.involvement-copy p:not(.section-number) {
  color: rgba(255, 255, 255, 0.78);
}

.action-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
  grid-column: 2;
  grid-row: 2;
}

.action-grid article,
.signup-form,
.sources-section {
  border: 0;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.94);
}

.action-grid article {
  min-height: 0;
  padding: 1.15rem;
}

.action-card::before {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  content: "+";
  font-size: 1.8rem;
  font-weight: 900;
}

.action-card-coral {
  background: #ffd8d4 !important;
}

.action-card-blue {
  background: #c9e8fb !important;
}

.action-card-green {
  background: #e8f5d2 !important;
}

.action-grid p {
  margin-bottom: 0;
  color: var(--muted);
}

.signup-form {
  grid-column: 1;
  grid-row: 2;
  display: grid;
  gap: 0.8rem;
  box-shadow: 0 20px 45px rgba(0, 3, 26, 0.08);
  padding: 1.2rem;
}

.signup-form label {
  display: grid;
  gap: 0.35rem;
  color: #00031a;
  font-size: 0.85rem;
  font-weight: 850;
}

.signup-form input,
.signup-form textarea {
  width: 100%;
  border: 1px solid #d9e2e7;
  border-radius: 20px;
  background: #fff;
  color: var(--ink);
  font-size: 0.96rem;
  padding: 0.78rem 0.82rem;
}

.signup-form input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.file-control {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem 0.7rem;
}

.file-button {
  display: inline-flex;
  align-items: center;
  border: 1px solid #c9e8fb;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 800;
  padding: 0.5rem 1rem;
  transition:
    border-color 180ms ease,
    background 180ms ease;
}

.file-button:hover {
  border-color: var(--blue);
  background: #edf7fc;
}

.file-status {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
}

.signup-form input[type="file"]:focus-visible + .file-control .file-button {
  border-color: var(--blue);
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.involvement-choice {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.involvement-choice legend {
  grid-column: 1 / -1;
  padding: 0 0 0.15rem;
  color: #00031a;
  font-size: 0.85rem;
  font-weight: 850;
}

.choice-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid #d9e2e7;
  border-radius: 20px;
  background: #fff;
  padding: 0.72rem 0.82rem;
  cursor: pointer;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 750;
  transition:
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.choice-option:hover {
  border-color: var(--green);
}

.involvement-choice input[type="radio"] {
  width: auto;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  accent-color: var(--green);
  flex: none;
}

.choice-option:has(input:checked) {
  border-color: var(--green);
  background: #f4fae9;
  box-shadow: 0 0 0 3px rgba(129, 187, 39, 0.16);
}

.choice-option:has(input:focus-visible) {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.optional-images {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #f7fbfd;
  padding: 0.2rem;
}

.optional-images summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  border-radius: 18px;
  color: var(--ink);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 850;
  list-style: none;
  padding: 0.72rem 0.82rem;
}

.optional-images summary::-webkit-details-marker {
  display: none;
}

.optional-images summary::after {
  content: "+";
  display: grid;
  width: 1.55rem;
  height: 1.55rem;
  place-items: center;
  border-radius: 999px;
  background: #fff;
  color: var(--blue);
  font-size: 1rem;
  font-weight: 950;
  transition:
    background 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.optional-images[open] summary::after {
  background: var(--blue);
  color: #fff;
  content: "−";
}

.optional-images summary:hover,
.optional-images summary:focus-visible {
  background: #edf7fc;
  outline: none;
}

.optional-images label {
  padding: 0.35rem 0.7rem 0.75rem;
}

.signup-form textarea {
  resize: vertical;
}

.field-hint {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
}

.signup-form input:focus,
.signup-form textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(129, 187, 39, 0.16);
  outline: none;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.form-note[data-state="success"] {
  color: #05709f;
  font-weight: 850;
}

.form-note[data-state="error"] {
  color: #d8613c;
  font-weight: 850;
}

.sources-section {
  margin-bottom: 4rem;
  background: #f1f7fb;
  padding: 1.4rem;
}

.sources-section h2 {
  font-size: 1.35rem;
}

.sources-section p,
.sources-section li {
  color: var(--muted);
}

.sources-section ul {
  margin: 0.8rem 0 0;
  padding-left: 1.2rem;
}

.sources-section a {
  color: var(--green-dark);
  font-weight: 800;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 1.5rem 0 2rem;
}

.site-footer p {
  margin: 0;
  font-weight: 850;
}

.site-footer a {
  color: var(--green-dark);
  font-weight: 800;
  text-decoration: none;
}

.loading {
  color: var(--muted);
  margin: 0;
}

@media (max-width: 1040px) {
  .hero,
  .why-section,
  .involvement-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
    padding-top: 4rem;
  }

  .hero-copy {
    max-width: 46rem;
  }

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

  .map-panel-header {
    grid-template-columns: 1fr;
  }

  .map-stats {
    flex-wrap: wrap;
  }

  .map-details {
    min-height: 0;
  }

  .involvement-copy,
  .action-grid,
  .signup-form {
    grid-column: 1;
    grid-row: auto;
  }

  .traffic-grid,
  .action-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: center;
    display: grid;
    grid-template-columns: 1fr auto;
    border-radius: 28px;
    padding: 0.5rem 0.75rem 0.7rem;
  }

  .brand {
    min-width: 0;
  }

  .brand span {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-logo {
    height: 3rem;
  }

  .site-nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  h1 {
    font-size: 3.4rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-stats,
  .traffic-grid,
  .action-grid,
  .issue-list,
  .benefits-list,
  .section-heading {
    grid-template-columns: 1fr;
  }

  .map-panel-header {
    grid-template-columns: 1fr;
  }

  .facts-band {
    grid-template-columns: 1fr;
    gap: 1.6rem;
  }

  .corridor-map {
    min-height: 26rem;
  }

  .leaflet-map {
    min-height: 26rem;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .timeline h3,
  .timeline p,
  .timeline-figure,
  .timeline-gallery,
  .timeline-reference {
    grid-column: 1;
  }
}

@media (max-width: 470px) {
  .involvement-choice {
    grid-template-columns: 1fr;
  }

  .brand-logo {
    height: 2.6rem;
  }

  .site-nav a {
    padding-inline: 0.65rem;
  }

  h1 {
    font-size: 2.85rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .map-panel {
    padding: 0.75rem;
  }

  .corridor-map {
    min-height: 22rem;
  }

  .leaflet-map {
    min-height: 22rem;
  }

  .map-legend {
    left: 0.65rem;
    bottom: 0.65rem;
    padding: 0.6rem 0.65rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}