:root {
  --bg: #08111f;
  --bg-deep: #050b14;
  --surface: #101c2e;
  --surface-soft: #15243a;
  --surface-glass: rgba(10, 21, 36, 0.88);
  --line: rgba(188, 211, 235, 0.16);
  --line-strong: rgba(188, 211, 235, 0.28);
  --text: #f4f8fc;
  --muted: #a8b7c9;
  --quiet: #70839a;
  --accent: #7cf29a;
  --accent-deep: #38c967;
  --cyan: #70d6ff;
  --yellow: #f9d66b;
  --danger: #ff8f8f;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 32px;
  --header-height: 78px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 10000;
  top: 10px;
  left: 10px;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 9px;
  background: var(--text);
  color: var(--bg);
  font-weight: 800;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  border: 1px solid var(--line);
  background: rgba(7, 16, 29, 0.8);
  box-shadow: 0 12px 38px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

.site-header--floating {
  position: fixed;
  z-index: 20;
  top: 18px;
  left: 18px;
  right: 18px;
  padding: 10px 14px 10px 18px;
  border-radius: 18px;
}

.site-header--contained {
  position: relative;
  z-index: 20;
  width: min(1180px, calc(100% - 40px));
  margin: 18px auto 0;
  padding: 10px 14px 10px 18px;
  border-radius: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.brand img {
  flex: 0 0 auto;
  object-fit: contain;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.14;
}

.brand-copy strong {
  font-size: 0.97rem;
  letter-spacing: -0.01em;
}

.brand-copy span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 11px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.nav-link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.nav-link--active {
  background: rgba(124, 242, 154, 0.12);
  color: var(--accent);
}

.nav-link--icon {
  width: 42px;
  padding: 0;
}

.nav-link--icon svg {
  width: 20px;
  fill: currentColor;
}

.eyebrow,
.overline {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
}

.pulse-dot {
  position: relative;
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(124, 242, 154, 0.1);
}

.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 1px solid rgba(124, 242, 154, 0.42);
  border-radius: inherit;
  animation: pulse 2.4s ease-out infinite;
}

@keyframes pulse {
  0% { transform: scale(0.7); opacity: 0.9; }
  70%, 100% { transform: scale(1.7); opacity: 0; }
}

/* Index map */

.map-page {
  height: 100vh;
  height: 100svh;
  overflow: hidden;
}

#map {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 72% 30%, rgba(36, 88, 121, 0.34), transparent 32%),
    var(--bg-deep);
}

.map-wash {
  position: fixed;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(5, 11, 20, 0.28) 0%, transparent 52%),
    linear-gradient(180deg, rgba(5, 11, 20, 0.25) 0%, transparent 26%);
}

.map-page main {
  position: relative;
  z-index: 10;
  height: 100%;
  pointer-events: none;
}

.node-panel {
  position: absolute;
  top: 112px;
  left: 24px;
  width: min(420px, calc(100vw - 48px));
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-glass);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px) saturate(130%);
  -webkit-backdrop-filter: blur(22px) saturate(130%);
  pointer-events: auto;
  transition: width 180ms ease, box-shadow 180ms ease;
}

.node-panel[open] {
  bottom: 24px;
}

.node-panel:not([open]) {
  width: min(286px, calc(100vw - 48px));
}

.panel-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 19px 22px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.panel-toggle::-webkit-details-marker {
  display: none;
}

.panel-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -3px;
  border-radius: inherit;
}

.panel-toggle__copy,
.panel-toggle__hint {
  display: block;
}

.panel-toggle__hint {
  margin-top: 6px;
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 750;
}

.panel-toggle__hint--expanded,
.node-panel[open] .panel-toggle__hint--collapsed {
  display: none;
}

.node-panel[open] .panel-toggle__hint--expanded {
  display: block;
}

.panel-toggle__icon {
  flex: 0 0 auto;
  width: 20px;
  fill: none;
  stroke: var(--cyan);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
  transition: transform 180ms ease;
}

.node-panel[open] .panel-toggle__icon {
  transform: rotate(180deg);
}

.node-panel__content {
  display: flex;
  flex-direction: column;
  height: calc(100% - 75px);
  min-height: 0;
  padding: 0 28px 28px;
}

.node-panel h1 {
  margin: 6px 0 10px;
  font-size: clamp(2.15rem, 4vw, 3.25rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.node-panel h1 span {
  color: var(--cyan);
}

.panel-intro {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.58;
}

.node-summary {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin: 19px 0 17px;
  color: var(--quiet);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.node-summary strong {
  color: var(--text);
  font-size: 1.28rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.summary-divider {
  width: 1px;
  height: 16px;
  margin: 0 3px;
  background: var(--line-strong);
}

.search-field {
  position: relative;
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.search-field > svg {
  position: absolute;
  left: 15px;
  width: 19px;
  fill: none;
  stroke: var(--muted);
  stroke-linecap: round;
  stroke-width: 1.8;
  pointer-events: none;
}

.search-field input {
  width: 100%;
  height: 50px;
  padding: 0 43px;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: 0;
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
  transition: border 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.search-field input::placeholder {
  color: #7f91a6;
}

.search-field input:focus {
  border-color: rgba(124, 242, 154, 0.6);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 4px rgba(124, 242, 154, 0.09);
}

.clear-search {
  position: absolute;
  right: 8px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.35rem;
  line-height: 1;
}

.clear-search:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

.node-feedback {
  margin: 13px 2px 8px;
  color: var(--quiet);
  font-size: 0.78rem;
}

.node-feedback--error {
  color: var(--danger);
}

.node-list {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
  padding-right: 4px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: var(--line-strong) transparent;
  scrollbar-width: thin;
}

.node-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 64px;
  padding: 10px 10px 10px 12px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  text-align: left;
  transition: border 160ms ease, background 160ms ease, transform 160ms ease;
}

.node-card:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.07);
}

.node-card[data-selected="true"] {
  border-color: rgba(124, 242, 154, 0.45);
  background: rgba(124, 242, 154, 0.09);
}

.node-card__select {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.node-card__marker {
  position: relative;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(124, 242, 154, 0.42);
  border-radius: 50%;
  background: rgba(124, 242, 154, 0.08);
}

.node-card__marker::before {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: inherit;
  background: var(--accent);
  box-shadow: 0 0 13px rgba(124, 242, 154, 0.9);
}

.node-card__copy {
  min-width: 0;
}

.node-card__copy strong,
.node-card__copy span {
  display: block;
}

.node-card__copy strong {
  font-size: 0.95rem;
}

.node-card__copy span {
  margin-top: 2px;
  overflow: hidden;
  color: var(--quiet);
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.node-card__open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 1.1rem;
  transition: color 160ms ease, background 160ms ease;
}

.node-card__open:hover {
  background: var(--accent);
  color: var(--bg-deep);
}

.empty-state {
  padding: 26px 12px;
  color: var(--muted);
  text-align: center;
}

.panel-note {
  flex: 0 0 auto;
  margin: 12px 2px 0;
  color: var(--quiet);
  font-size: 0.7rem;
}

.map-key,
.map-error {
  position: fixed;
  z-index: 8;
  right: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(7, 16, 29, 0.78);
  color: var(--muted);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(14px);
}

.map-key {
  bottom: 18px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  font-size: 0.72rem;
  font-weight: 700;
}

.map-key__marker {
  width: 10px;
  height: 10px;
  border: 2px solid #092114;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(124, 242, 154, 0.16);
}

.map-error {
  bottom: 66px;
  max-width: 390px;
  padding: 12px 15px;
  color: var(--yellow);
  font-size: 0.78rem;
}

.map-error[hidden] {
  display: none;
}

.node-popup .maplibregl-popup-content {
  min-width: 210px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: #101c2e;
  color: var(--text);
  box-shadow: var(--shadow);
}

.node-popup .maplibregl-popup-tip {
  border-top-color: #101c2e;
}

.node-popup .maplibregl-popup-close-button {
  top: 5px;
  right: 6px;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 1.3rem;
}

.popup-card {
  padding: 18px;
}

.popup-card .overline {
  margin: 0 0 5px;
  font-size: 0.62rem;
}

.popup-card h2 {
  margin: 0 0 14px;
  font-size: 1.25rem;
}

.popup-card a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
}

.maplibregl-ctrl-bottom-right {
  right: 10px;
  bottom: 62px;
}

.maplibregl-ctrl-group {
  overflow: hidden;
  border: 1px solid var(--line) !important;
  border-radius: 12px !important;
  background: rgba(7, 16, 29, 0.86) !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22) !important;
}

.maplibregl-ctrl-group button + button {
  border-top-color: var(--line) !important;
}

.maplibregl-ctrl button .maplibregl-ctrl-icon {
  filter: invert(1) opacity(0.8);
}

.maplibregl-ctrl-attrib {
  background: rgba(7, 16, 29, 0.72) !important;
  color: var(--quiet) !important;
}

.maplibregl-ctrl-attrib a {
  color: var(--muted) !important;
}

.noscript-message {
  position: fixed;
  z-index: 100;
  right: 20px;
  bottom: 20px;
  left: 20px;
  padding: 15px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--surface);
}

/* About page */

.about-page {
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% 8%, rgba(40, 134, 108, 0.18), transparent 29rem),
    radial-gradient(circle at 8% 38%, rgba(49, 113, 153, 0.14), transparent 32rem),
    var(--bg);
}

.about-page::before {
  content: "";
  position: fixed;
  z-index: -1;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

.section-shell {
  width: min(1180px, calc(100% - 40px));
  margin-right: auto;
  margin-left: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
  align-items: center;
  gap: clamp(42px, 8vw, 100px);
  min-height: 700px;
  padding-top: 90px;
  padding-bottom: 100px;
}

.hero h1 {
  max-width: 780px;
  margin: 20px 0 25px;
  font-size: clamp(3rem, 6.6vw, 6.2rem);
  line-height: 0.96;
  letter-spacing: -0.067em;
}

.hero-copy > p:not(.overline) {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.7vw, 1.3rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 0.9rem;
  font-weight: 800;
  transition: transform 160ms ease, background 160ms ease, border 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button--primary {
  background: var(--accent);
  color: #06140b;
  box-shadow: 0 12px 30px rgba(56, 201, 103, 0.18);
}

.button--primary:hover {
  background: #95f7ad;
}

.button--secondary {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
}

.button--secondary:hover {
  background: rgba(255, 255, 255, 0.075);
}

.hero-visual {
  position: relative;
  display: grid;
  width: min(100%, 460px);
  aspect-ratio: 1;
  place-items: center;
  margin: auto;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 15%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(112, 214, 255, 0.16), transparent 68%);
  filter: blur(12px);
}

.orbit {
  position: absolute;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.orbit--outer {
  inset: 3%;
  animation: spin 36s linear infinite;
}

.orbit--inner {
  inset: 20%;
  border-style: dashed;
  animation: spin 25s linear infinite reverse;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.orbit-node {
  position: absolute;
  z-index: 2;
  width: 17px;
  height: 17px;
  border: 3px solid var(--bg);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(124, 242, 154, 0.12), 0 0 25px rgba(124, 242, 154, 0.5);
}

.orbit-node--one { top: 11%; right: 21%; }
.orbit-node--two { right: 4%; bottom: 41%; background: var(--cyan); box-shadow: 0 0 0 8px rgba(112, 214, 255, 0.12), 0 0 25px rgba(112, 214, 255, 0.5); }
.orbit-node--three { bottom: 12%; left: 23%; background: var(--yellow); box-shadow: 0 0 0 8px rgba(249, 214, 107, 0.12), 0 0 25px rgba(249, 214, 107, 0.5); }

.visual-core {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  width: 44%;
  aspect-ratio: 1;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(25, 44, 68, 0.96), rgba(8, 17, 31, 0.98));
  box-shadow: var(--shadow), inset 0 0 40px rgba(112, 214, 255, 0.04);
}

.visual-core img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.visual-core strong {
  margin-top: 8px;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.visual-core span {
  margin-top: 2px;
  color: var(--quiet);
  font-size: 0.64rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.025);
}

.metrics article {
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  min-height: 138px;
  padding: 24px;
  text-align: center;
}

.metrics article + article {
  border-left: 1px solid var(--line);
}

.metrics strong {
  color: var(--accent);
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1;
  letter-spacing: -0.06em;
}

.metrics span {
  margin-top: 9px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.content-section {
  padding-top: 130px;
  padding-bottom: 130px;
}

.content-section--tinted {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(5, 11, 20, 0.48);
}

.section-heading {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 50px;
}

.section-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 32px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--quiet);
  font-size: 0.7rem;
  font-weight: 800;
}

.section-heading .overline {
  margin: 5px 0 10px;
}

.section-heading h2,
.cta-section h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.7rem);
  line-height: 1.02;
  letter-spacing: -0.058em;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.feature-card,
.module-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.018));
  transition: transform 180ms ease, border 180ms ease, background 180ms ease;
}

.feature-card:hover,
.module-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.025));
}

.feature-card {
  min-height: 260px;
  padding: 34px;
}

.feature-card--large {
  grid-row: span 2;
  min-height: 536px;
  padding: 42px;
  background:
    radial-gradient(circle at 85% 15%, rgba(112, 214, 255, 0.12), transparent 35%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018));
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 47px;
  height: 47px;
  margin-bottom: 40px;
  border: 1px solid rgba(124, 242, 154, 0.3);
  border-radius: 14px;
  background: rgba(124, 242, 154, 0.08);
  color: var(--accent);
  font-size: 1.45rem;
}

.feature-card--large .card-icon {
  width: 68px;
  height: 68px;
  margin-bottom: 120px;
  font-size: 2rem;
}

.feature-card .overline {
  margin: 0 0 10px;
}

.feature-card h3,
.module-card h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.feature-card p:last-child,
.module-card p {
  margin: 14px 0 0;
  color: var(--muted);
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.module-card {
  min-height: 230px;
  padding: 28px;
}

.module-card > span {
  display: block;
  margin-bottom: 42px;
  color: var(--quiet);
  font-size: 0.68rem;
  font-weight: 800;
}

.module-card p {
  font-size: 0.88rem;
  line-height: 1.65;
}

.pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.025);
}

.pipeline li {
  position: relative;
  min-height: 230px;
  padding: 28px;
}

.pipeline li + li {
  border-left: 1px solid var(--line);
}

.pipeline li:not(:last-child)::after {
  content: "→";
  position: absolute;
  z-index: 2;
  top: 43px;
  right: -14px;
  display: grid;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--bg);
  color: var(--accent);
  font-size: 0.8rem;
  place-items: center;
}

.pipeline li > span {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 58px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  place-items: center;
}

.pipeline strong {
  font-size: 1rem;
}

.pipeline p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.cta-section {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 60px;
  margin-bottom: 70px;
  padding: 70px;
  border: 1px solid rgba(124, 242, 154, 0.24);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 20%, rgba(124, 242, 154, 0.14), transparent 35%),
    linear-gradient(140deg, rgba(19, 43, 54, 0.88), rgba(10, 21, 36, 0.96));
}

.cta-section h2 {
  max-width: 700px;
  font-size: clamp(2.3rem, 4.6vw, 4.3rem);
}

.cta-section .overline {
  margin: 0 0 12px;
}

.cta-section .hero-actions {
  flex: 0 0 auto;
  margin: 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
  padding-top: 35px;
  padding-bottom: 45px;
  border-top: 1px solid var(--line);
  color: var(--quiet);
  font-size: 0.78rem;
}

.site-footer > p {
  max-width: 560px;
  margin: 0;
  text-align: right;
}

.site-footer a {
  color: var(--muted);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
}

.brand--footer .brand-copy strong {
  color: var(--text);
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 100px;
  }

  .hero-visual {
    width: min(78vw, 430px);
  }

  .module-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pipeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .pipeline li:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .pipeline li:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .pipeline li:nth-child(2)::after {
    display: none;
  }

  .cta-section {
    align-items: flex-start;
    flex-direction: column;
    padding: 50px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
  }

  .site-footer > p {
    text-align: left;
  }
}

@media (max-width: 680px) {
  :root {
    --header-height: 66px;
  }

  .site-header--floating {
    top: 9px;
    right: 9px;
    left: 9px;
    padding: 7px 8px 7px 11px;
  }

  .site-header--contained {
    width: calc(100% - 20px);
    margin-top: 10px;
    padding: 7px 8px 7px 11px;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .brand-copy strong {
    font-size: 0.84rem;
  }

  .brand-copy span {
    display: none;
  }

  .nav-link {
    min-height: 38px;
    padding: 0 10px;
    font-size: 0.8rem;
  }

  .nav-link--icon {
    width: 38px;
  }

  .map-page {
    overflow: hidden;
  }

  .node-panel {
    top: auto;
    right: 9px;
    bottom: 9px;
    left: 9px;
    width: auto;
    max-height: min(68vh, 610px);
    border-radius: 24px;
  }

  .node-panel:not([open]) {
    right: auto;
    width: min(286px, calc(100vw - 18px));
  }

  .panel-toggle {
    padding: 17px 19px;
  }

  .node-panel__content {
    height: auto;
    padding: 0 20px 20px;
  }

  .node-panel h1 {
    margin-top: 11px;
    font-size: 2.12rem;
  }

  .panel-intro {
    display: none;
  }

  .node-summary {
    margin: 13px 0 12px;
    font-size: 0.61rem;
  }

  .node-list {
    max-height: 164px;
  }

  .panel-note,
  .map-key,
  .maplibregl-ctrl-bottom-right {
    display: none;
  }

  .map-error {
    right: 14px;
    bottom: calc(min(68vh, 610px) + 22px);
    left: 14px;
    max-width: none;
  }

  .section-shell {
    width: calc(100% - 28px);
  }

  .hero {
    gap: 55px;
    padding-top: 78px;
    padding-bottom: 70px;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 14vw, 4.6rem);
  }

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

  .metrics article {
    min-height: 115px;
  }

  .metrics article + article {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .content-section {
    padding-top: 90px;
    padding-bottom: 90px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 35px;
  }

  .section-heading h2 {
    font-size: 2.55rem;
  }

  .principle-grid,
  .module-grid,
  .pipeline {
    grid-template-columns: 1fr;
  }

  .feature-card--large {
    grid-row: auto;
    min-height: 350px;
    padding: 32px;
  }

  .feature-card--large .card-icon {
    margin-bottom: 70px;
  }

  .pipeline li + li,
  .pipeline li:nth-child(3),
  .pipeline li:nth-child(4) {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .pipeline li::after {
    display: none !important;
  }

  .pipeline li {
    min-height: 190px;
  }

  .pipeline li > span {
    margin-bottom: 38px;
  }

  .cta-section {
    width: calc(100% - 28px);
    gap: 38px;
    margin-bottom: 45px;
    padding: 32px 24px;
  }

  .cta-section .hero-actions,
  .cta-section .button {
    width: 100%;
  }

  .site-footer {
    padding-bottom: 35px;
  }
}

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

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