:root {
  color-scheme: light;
  --ink: #15231d;
  --muted: #53635b;
  --paper: #fffdf7;
  --panel: #ffffff;
  --line: #d8ddd7;
  --green: #155f43;
  --green-dark: #0c3d2b;
  --lime: #dff18d;
  --amber: #f4b942;
  --red: #b3261e;
  --blue: #1769aa;
  --shadow: 0 10px 30px rgba(21, 35, 29, 0.09);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f4f1e8;
  line-height: 1.5;
}

a {
  color: var(--green-dark);
  font-weight: 700;
}

.skip-link {
  position: fixed;
  z-index: 3000;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.6rem 0.8rem;
  transform: translateY(-160%);
  border-radius: 0.4rem;
  color: #fff;
  background: var(--green-dark);
}

.skip-link:focus {
  transform: translateY(0);
}

.connection-notice {
  position: sticky;
  z-index: 2500;
  top: 0;
  padding: 0.65rem 1rem;
  color: #fff;
  background: var(--red);
  font-weight: 750;
  text-align: center;
}

button,
select,
input {
  font: inherit;
}

button,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1rem;
  border: 2px solid var(--green-dark);
  border-radius: 0.65rem;
  color: #fff;
  background: var(--green-dark);
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

button.secondary,
.button.secondary {
  color: var(--green-dark);
  background: #fff;
}

button:focus-visible,
a:focus-visible,
select:focus-visible {
  outline: 4px solid var(--amber);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  border-bottom: 3px solid var(--green-dark);
  background: var(--paper);
}

.header-inner,
main,
.footer-inner {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--green-dark);
  font-size: 1.2rem;
  font-weight: 950;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green-dark);
  font-size: 0.8rem;
}

.brand > span:last-child {
  display: grid;
  line-height: 1.15;
}

.brand small {
  margin-top: 0.18rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

nav a {
  padding: 0.45rem 0.6rem;
  border-radius: 0.45rem;
  color: var(--ink);
  text-decoration: none;
}

nav a[aria-current="page"],
nav a:hover {
  background: var(--lime);
}

main {
  min-height: 70vh;
  padding-block: 1.5rem 4rem;
}

.hero,
.card,
.notice,
.task-card {
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(15rem, 0.8fr);
  align-items: stretch;
  gap: 1.2rem;
  padding: clamp(1.2rem, 4vw, 2.5rem);
  border-top: 8px solid var(--green);
}

.hero.compact {
  grid-template-columns: minmax(0, 1fr) auto;
}

.hero-card,
.hero-action {
  padding: 1.1rem;
  border: 2px solid var(--green-dark);
  border-radius: 0.75rem;
  background: var(--lime);
}

.hero-card strong {
  display: block;
  font-size: 1.2rem;
}

.hero-action {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.button-row,
.download-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.hero h1 {
  max-width: 18ch;
  margin: 0;
  color: var(--green-dark);
  font-size: clamp(2rem, 7vw, 4rem);
  line-height: 1;
}

.hero p {
  max-width: 70ch;
  font-size: 1.1rem;
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.card {
  grid-column: span 4;
  padding: 1.15rem;
}

.card.wide {
  grid-column: span 8;
}

.card.full {
  grid-column: 1 / -1;
}

.card h2,
.card h3,
.task-card h2,
.task-card h3 {
  margin-top: 0;
  color: var(--green-dark);
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin: 1rem 0;
  padding: 0.9rem 1rem;
  border: 3px solid var(--green-dark);
  border-radius: 0.75rem;
  background: var(--lime);
  font-weight: 800;
}

.status-banner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 1rem 0;
  overflow: hidden;
  border: 3px solid var(--green-dark);
  border-radius: 0.75rem;
  background: var(--green-dark);
}

.status-banner > div {
  min-width: 0;
  padding: 0.85rem;
  background: #fff;
}

.status-banner strong {
  display: block;
  overflow-wrap: anywhere;
}

.status-banner.status-draft,
.status-banner.status-provisional,
.status-banner.status-hold {
  border-color: #8b5b00;
  background: #8b5b00;
}

.status-banner.status-confirmed {
  border-color: var(--green);
  background: var(--green);
}

.status-banner.status-cancelled,
.status-banner.status-stopped,
.status-banner.status-expired,
.status-banner.status-superseded {
  border-color: var(--red);
  background: var(--red);
}

.status-definition {
  margin: -0.35rem 0 1rem;
  padding: 0.7rem 0.9rem;
  border-radius: 0.55rem;
  background: #fff;
}

.section {
  margin-top: 1.4rem;
}

.section-heading {
  margin-bottom: 0.8rem;
}

.section-heading h2 {
  margin: 0.15rem 0 0;
  color: var(--green-dark);
  font-size: clamp(1.55rem, 4vw, 2.3rem);
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.two-column > .card {
  grid-column: auto;
}

.quick-grid,
.check-grid,
.point-grid,
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.quick-grid article,
.check-grid > div,
.point-card,
.feature-card {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: #fff;
  box-shadow: var(--shadow);
}

.quick-grid strong {
  display: block;
  color: var(--green-dark);
  font-size: 1.2rem;
}

.feature-card {
  color: var(--ink);
  text-decoration: none;
}

.feature-card > span {
  color: var(--green);
  font-size: 1.6rem;
  font-weight: 950;
}

.feature-card h2 {
  margin-bottom: 0.3rem;
}

.feature-card:hover {
  border-color: var(--green);
  transform: translateY(-2px);
}

.status-strip.draft,
.notice.warning {
  border-color: #8b5b00;
  background: #fff0bd;
}

.status-strip.closed,
.notice.danger {
  border-color: var(--red);
  background: #ffe4e1;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  color: #fff;
  background: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge.pending {
  color: var(--ink);
  background: var(--amber);
}

.badge.danger {
  background: var(--red);
}

.notice {
  margin: 1rem 0;
  padding: 1rem 1.15rem;
  border-left: 8px solid var(--blue);
  box-shadow: none;
}

.notice h2,
.notice h3 {
  margin-top: 0;
}

.key-value {
  display: grid;
  grid-template-columns: minmax(9rem, 0.6fr) 1fr;
  gap: 0.4rem 1rem;
  margin: 0;
}

.key-value dt {
  font-weight: 900;
}

.key-value dd {
  margin: 0;
}

.task-list {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.task-card {
  padding: 1.2rem;
  border-top: 7px solid var(--green);
}

.task-card.beginner,
.task-card.level-beginner {
  border-top-color: var(--blue);
}

.task-card.intermediate,
.task-card.level-intermediate {
  border-top-color: var(--amber);
}

.task-card.advanced,
.task-card.level-advanced {
  border-top-color: var(--red);
}

.task-stack {
  display: grid;
  gap: 1rem;
}

.task-level,
.kind {
  display: inline-block;
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  color: #fff;
  background: var(--green-dark);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.facts,
.details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.facts div,
.details div {
  padding: 0.7rem;
  border-radius: 0.5rem;
  background: #f3f5f1;
}

.facts dt,
.details dt {
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.facts dd,
.details dd {
  margin: 0.2rem 0 0;
}

.task-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-block: 1rem;
}

.task-qr {
  width: 220px;
  min-height: 220px;
  padding: 10px;
  border: 2px solid var(--ink);
  background: #fff;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.qr-panel {
  padding: 1rem;
  border: 3px solid var(--blue);
  border-radius: 0.7rem;
  background: #f7fbff;
}

.qr-panel.data-qr {
  border-color: var(--green);
  background: #f5fbf7;
}

.qr-panel h4 {
  margin-top: 0;
}

.task-qr img,
.task-qr canvas {
  display: block;
  width: 100%;
  height: auto;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 0.7rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: #fff;
  background: var(--green-dark);
}

select {
  width: 100%;
  min-height: 48px;
  padding: 0.6rem;
  border: 2px solid var(--green-dark);
  border-radius: 0.5rem;
  background: #fff;
}

#device-result {
  margin-top: 1rem;
}

#map,
.map {
  width: 100%;
  height: min(68vh, 680px);
  min-height: 420px;
  border: 3px solid var(--green-dark);
  border-radius: 0.8rem;
  background: #e9eee8;
}

.map-shell {
  margin-top: 1rem;
}

.map-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.2rem;
  padding: 0.8rem;
  border: 2px solid var(--green-dark);
  border-bottom: 0;
  border-radius: 0.75rem 0.75rem 0 0;
  background: #fff;
}

.map-toolbar + .map {
  border-radius: 0 0 0.75rem 0.75rem;
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 0.8rem 0;
  font-weight: 800;
}

.legend-dot {
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
  margin-right: 0.3rem;
  border-radius: 50%;
}

.legend-dot.launch {
  background: var(--green);
}

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

.legend-dot.reference {
  background: var(--amber);
}

.legend-dot.review {
  background: var(--amber);
}

.device-chooser,
.device-instructions,
.empty-state,
.copy-card {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: #fff;
  box-shadow: var(--shadow);
}

.device-chooser > label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 900;
}

.device-instructions {
  margin-top: 1rem;
  box-shadow: none;
}

.device-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.demo-ribbon {
  margin-bottom: 1rem;
  padding: 0.7rem;
  color: #fff;
  background: var(--red);
  font-weight: 950;
  text-align: center;
}

.copy-card pre {
  overflow-x: auto;
  padding: 1rem;
  white-space: pre-wrap;
  border-radius: 0.5rem;
  background: #f3f5f1;
}

.archive-list {
  display: grid;
  gap: 0.7rem;
}

.archive-list a {
  display: flex;
  justify-content: space-between;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: #fff;
  text-decoration: none;
}

.glossary-list {
  display: grid;
  gap: 0.8rem;
}

.glossary-list div {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: #fff;
}

.glossary-list dt {
  color: var(--green-dark);
  font-size: 1.1rem;
  font-weight: 900;
}

.glossary-list dd {
  margin: 0.3rem 0 0;
}

.change-block {
  border-left-color: var(--green);
}

.leaflet-popup-content {
  font: 0.95rem/1.4 Inter, ui-sans-serif, system-ui, sans-serif;
}

.site-footer {
  padding-block: 2rem;
  border-top: 5px solid var(--green-dark);
  color: #fff;
  background: var(--green-dark);
}

.site-footer a {
  color: #fff;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1rem;
}

.small {
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer .small {
  color: #e4eee8;
}

.plain-list {
  padding-left: 1.2rem;
}

.plain-list li {
  margin-bottom: 0.45rem;
}

.no-js {
  padding: 0.8rem;
  color: #fff;
  background: var(--red);
  font-weight: 800;
  text-align: center;
}

@media (max-width: 800px) {
  .site-header {
    position: static;
  }

  .header-inner {
    display: block;
    padding-block: 0.8rem;
  }

  .hero,
  .hero.compact {
    grid-template-columns: 1fr;
  }

  .status-banner,
  .quick-grid,
  .check-grid,
  .point-grid,
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .two-column {
    grid-template-columns: 1fr;
  }

  nav {
    justify-content: flex-start;
    margin-top: 0.55rem;
  }

  .card,
  .card.wide {
    grid-column: 1 / -1;
  }

  .key-value {
    grid-template-columns: 1fr;
  }

  .key-value dd {
    margin-bottom: 0.6rem;
  }

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

@media (max-width: 520px) {
  .header-inner,
  main,
  .footer-inner {
    width: min(100% - 1rem, 1120px);
  }

  main {
    padding-top: 0.6rem;
  }

  .hero,
  .card,
  .task-card {
    border-radius: 0.55rem;
  }

  nav a {
    padding: 0.5rem;
  }

  .brand small {
    max-width: 18rem;
    font-size: 0.65rem;
    line-height: 1.2;
  }

  .status-banner,
  .quick-grid,
  .check-grid,
  .point-grid,
  .feature-grid,
  .facts,
  .details,
  .device-grid {
    grid-template-columns: 1fr;
  }

  .task-actions > * {
    width: 100%;
  }
}

@media print {
  body {
    background: #fff;
    font-size: 11pt;
  }

  .site-header,
  .site-footer,
  button,
  .button,
  .task-qr,
  #map {
    display: none !important;
  }

  main {
    width: 100%;
    padding: 0;
  }

  .hero,
  .card,
  .notice,
  .task-card {
    break-inside: avoid;
    box-shadow: none;
  }
}