:root {
  color-scheme: dark;
  --ink: #f4fff9;
  --muted: #b5cfc5;
  --line: rgba(221, 255, 239, 0.16);
  --panel: rgba(10, 27, 27, 0.72);
  --panel-strong: rgba(16, 42, 39, 0.92);
  --teal: #58ffd0;
  --lime: #c8ff71;
  --sky: #70d9ff;
  --rose: #ff9fba;
  --earth: #253d33;
  --bg: #06100f;
  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;
  background:
    radial-gradient(circle at 80% 4%, rgba(112, 217, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 12% 18%, rgba(200, 255, 113, 0.14), transparent 24rem),
    linear-gradient(180deg, #081313 0%, #06100f 48%, #0b1511 100%);
  color: var(--ink);
  overflow-x: hidden;
}

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

button {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 76px;
  padding: 0 34px;
  background: rgba(6, 16, 15, 0.72);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 780;
  letter-spacing: 0;
}

.brand-symbol {
  display: block;
  width: 46px;
  height: 46px;
  object-fit: contain;
  filter: drop-shadow(0 8px 13px rgba(88, 255, 208, 0.22));
}

.brand-name {
  font-size: 18px;
  color: var(--ink);
  text-shadow: 0 0 16px rgba(88, 255, 208, 0.18);
}

.brand-logo {
  display: block;
  width: 170px;
  height: auto;
  transform: perspective(420px) rotateX(3deg) rotateY(-4deg);
  filter: drop-shadow(0 12px 22px rgba(88, 255, 208, 0.18));
}

.footer-logo {
  width: 180px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav a {
  padding: 11px 14px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
}

.language-toggle {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
}

.language-toggle button {
  min-width: 38px;
  height: 34px;
  padding: 0 9px;
  border: 0;
  border-radius: 6px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  font-weight: 820;
}

.language-toggle button.active,
.language-toggle button:hover {
  color: #06100f;
  background: linear-gradient(135deg, var(--teal), var(--lime));
}

.nav a:hover,
.nav a.active {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.07);
}

.nav .nav-cta {
  color: #06100f;
  background: var(--teal);
  font-weight: 750;
}

.icon-button {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}

.section {
  position: relative;
  padding: 112px max(24px, calc((100vw - 1180px) / 2));
}

.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 104px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  gap: 34px;
  align-items: center;
  width: 100%;
}

.hero-copy h1,
.section-intro h2,
.story h2,
.join h2 {
  margin: 0;
  max-width: min(820px, 100%);
  font-size: clamp(44px, 7.5vw, 98px);
  line-height: 0.94;
  letter-spacing: 0;
  overflow-wrap: break-word;
}

.hero-copy {
  min-width: 0;
  position: relative;
  z-index: 2;
}

.section-intro h2,
.story h2,
.join h2 {
  font-size: clamp(34px, 5vw, 66px);
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 820;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-text,
.section-intro p,
.story-copy p,
.join p {
  max-width: 660px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.68;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-weight: 760;
}

.button.primary {
  color: #04100d;
  background: linear-gradient(135deg, var(--teal), var(--lime));
}

.button.ghost {
  background: rgba(255, 255, 255, 0.07);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 620px;
  margin-top: 46px;
}

.metrics span {
  display: grid;
  gap: 5px;
  min-height: 82px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.045);
}

.metrics strong {
  color: var(--ink);
  font-size: 26px;
}

.hero-visual {
  position: relative;
  display: block;
  min-width: 0;
  min-height: clamp(430px, 58vh, 620px);
  z-index: 1;
}

.future-city {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: inherit;
  overflow: hidden;
  border: 1px solid rgba(221, 255, 239, 0.18);
  border-radius: 8px;
  background: #06100f;
  box-shadow:
    0 36px 120px rgba(0, 0, 0, 0.34),
    0 0 70px rgba(88, 255, 208, 0.12);
  isolation: isolate;
}

.future-city img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 54% center;
  opacity: 0.9;
  transform: scale(1.01);
}

.future-city::before,
.future-city::after,
.city-gradient,
.connection-aura {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.future-city::before {
  content: "";
  z-index: 1;
  background:
    radial-gradient(circle at 62% 47%, rgba(255, 214, 128, 0.24), transparent 18%),
    radial-gradient(circle at 82% 30%, rgba(88, 255, 208, 0.2), transparent 28%),
    linear-gradient(115deg, rgba(6, 16, 15, 0.36), rgba(6, 16, 15, 0.02) 48%, rgba(6, 16, 15, 0.44));
}

.future-city::after {
  content: "";
  z-index: 3;
  background: linear-gradient(105deg, transparent 8%, rgba(255, 230, 167, 0.2) 18%, transparent 30%);
  transform: translateX(-120%);
  animation: citySweep 8s ease-in-out infinite;
}

.city-gradient {
  z-index: 2;
  background:
    linear-gradient(120deg, rgba(88, 255, 208, 0.08), rgba(255, 205, 113, 0.14), rgba(112, 217, 255, 0.1), rgba(200, 255, 113, 0.08)),
    radial-gradient(circle at 66% 58%, rgba(255, 214, 128, 0.17), transparent 24%);
  background-size: 240% 240%;
  opacity: 0.68;
  animation: cityColorFlow 11s ease-in-out infinite alternate;
}

.connection-aura {
  z-index: 4;
  width: 100%;
  height: 100%;
  opacity: 0.96;
}

.glow-lines path {
  fill: none;
  stroke: rgba(255, 224, 130, 0.95);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 96 30;
  animation: connectionFlow 1.45s linear infinite, linePulse 1.9s ease-in-out infinite;
}

.glow-lines path:nth-child(2) {
  animation-delay: -0.35s, -0.65s;
}

.glow-lines path:nth-child(3) {
  animation-delay: -0.7s, -1s;
}

.glow-lines path:nth-child(4) {
  animation-delay: -1.05s, -1.35s;
}

.glow-points circle {
  fill: rgba(255, 232, 158, 0.94);
  animation: pointPulse 1.35s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.glow-points circle:nth-child(2n) {
  animation-delay: -0.35s;
}

.glow-points circle:nth-child(3n) {
  animation-delay: -0.7s;
}

@keyframes cityColorFlow {
  from {
    background-position: 0% 42%;
  }

  to {
    background-position: 100% 58%;
  }
}

@keyframes connectionFlow {
  from {
    stroke-dashoffset: 0;
  }

  to {
    stroke-dashoffset: -252;
  }
}

@keyframes linePulse {
  0%,
  100% {
    opacity: 0.58;
    stroke-width: 6;
  }

  45%,
  58% {
    opacity: 1;
    stroke-width: 11;
  }
}

@keyframes pointPulse {
  0%,
  100% {
    opacity: 0.46;
    transform: scale(0.74);
  }

  50% {
    opacity: 1;
    transform: scale(1.55);
  }
}

@keyframes citySweep {
  0%,
  28% {
    transform: translateX(-120%);
    opacity: 0;
  }

  44% {
    opacity: 0.9;
  }

  68%,
  100% {
    transform: translateX(120%);
    opacity: 0;
  }
}

.section-intro {
  display: grid;
  gap: 10px;
  margin-bottom: 34px;
}

.section-intro p {
  margin: 0;
}

.initiative-grid {
  display: grid;
  gap: 26px;
}

.initiative-group {
  display: grid;
  gap: 14px;
}

.initiative-group > h3 {
  margin: 0;
  color: var(--lime);
  font-size: 22px;
}

.initiative-group-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.initiative-card,
.article-card,
.team-card,
.timeline > div,
.join-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 22px 80px rgba(0, 0, 0, 0.18);
}

.initiative-card {
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.initiative-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 255, 208, 0.44);
  background: rgba(15, 45, 42, 0.82);
}

.initiative-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1.35;
  object-fit: cover;
}

.initiative-body {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 760;
  text-transform: uppercase;
}

.initiative-body h3,
.initiative-body h4,
.article-card h3,
.timeline h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.18;
}

.initiative-body p,
.timeline p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tags span,
.values span {
  padding: 7px 9px;
  border: 1px solid rgba(88, 255, 208, 0.22);
  border-radius: 999px;
  color: #dfffee;
  background: rgba(88, 255, 208, 0.08);
  font-size: 12px;
}

.story {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: start;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.timeline > div {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.timeline span {
  color: var(--lime);
  font-weight: 820;
}

.values {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.team-card {
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)),
    rgba(8, 24, 23, 0.72);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.team-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 255, 208, 0.44);
  background: rgba(15, 45, 42, 0.82);
}

.team-card > img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
}

.team-card-body {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.team-card h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.14;
}

.team-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.team-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 10px;
  border: 1px solid rgba(88, 255, 208, 0.2);
  border-radius: 8px;
  color: var(--teal);
  background: rgba(88, 255, 208, 0.07);
  font-size: 13px;
  font-weight: 720;
}

.circle-explorer {
  display: grid;
  grid-template-columns: minmax(560px, 1.05fr) minmax(320px, 0.95fr);
  gap: 22px;
  align-items: stretch;
}

.circle-map {
  position: relative;
  min-height: 640px;
  border: 1px solid rgba(88, 255, 208, 0.2);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 220, 126, 0.16), transparent 15%),
    radial-gradient(circle at 50% 50%, transparent 0 28%, rgba(88, 255, 208, 0.08) 28.3% 28.9%, transparent 29.2% 44%, rgba(255, 255, 255, 0.07) 44.3% 44.8%, transparent 45%),
    linear-gradient(135deg, rgba(88, 255, 208, 0.08), rgba(112, 217, 255, 0.08)),
    rgba(255, 255, 255, 0.035);
  overflow: hidden;
}

.circle-map::before,
.circle-map::after {
  content: "";
  position: absolute;
  inset: 88px;
  border: 1px solid rgba(88, 255, 208, 0.1);
  border-radius: 50%;
  animation: orbitPulse 5s ease-in-out infinite;
}

.circle-map::after {
  inset: 156px;
  border-color: rgba(255, 220, 126, 0.12);
  animation-delay: -1.7s;
}

.center-sigil,
.circle-node {
  position: absolute;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 50%;
  backdrop-filter: blur(14px);
}

.center-sigil {
  inset: calc(50% - 94px) auto auto calc(50% - 94px);
  z-index: 2;
  width: 188px;
  height: 188px;
  padding: 18px;
  border: 1px solid rgba(88, 255, 208, 0.34);
  color: var(--teal);
  background: rgba(4, 18, 16, 0.8);
  box-shadow: 0 0 50px rgba(88, 255, 208, 0.16);
  font-weight: 780;
}

.center-mark {
  font-size: 44px;
  line-height: 1;
}

.circle-node {
  z-index: 3;
  width: 154px;
  height: 154px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--ink);
  background: rgba(6, 18, 17, 0.82);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  cursor: pointer;
  isolation: isolate;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.circle-node:hover,
.circle-node:focus-visible,
.circle-node.active {
  border-color: rgba(255, 220, 126, 0.66);
  background: rgba(10, 34, 29, 0.92);
  box-shadow: 0 24px 70px rgba(255, 220, 126, 0.16), 0 0 34px rgba(88, 255, 208, 0.14);
  transform: scale(1.08);
}

.circle-glow {
  position: absolute;
  inset: -18px;
  z-index: -1;
  border-radius: inherit;
  background: conic-gradient(from 120deg, rgba(88, 255, 208, 0), rgba(255, 220, 126, 0.34), rgba(112, 217, 255, 0), rgba(200, 255, 113, 0.28), rgba(88, 255, 208, 0));
  opacity: 0;
  filter: blur(14px);
  animation: circleSpin 7s linear infinite;
  transition: opacity 180ms ease;
}

.circle-node:hover .circle-glow,
.circle-node:focus-visible .circle-glow,
.circle-node.active .circle-glow {
  opacity: 1;
}

.circle-icon {
  width: 62px;
  height: 62px;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(255, 220, 126, 0.28));
  transform: translateY(7px) scale(0.86);
  opacity: 0.78;
  transition: transform 180ms ease, opacity 180ms ease;
}

.circle-node:hover .circle-icon,
.circle-node:focus-visible .circle-icon,
.circle-node.active .circle-icon {
  transform: translateY(0) scale(1.1);
  opacity: 1;
}

.circle-title {
  max-width: 118px;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.1;
}

.n1 { left: calc(50% - 77px); top: 32px; }
.n2 { right: 42px; top: 132px; }
.n3 { right: 62px; bottom: 104px; }
.n4 { left: calc(50% - 77px); bottom: 32px; }
.n5 { left: 62px; bottom: 104px; }
.n6 { left: 42px; top: 132px; }

.circle-detail {
  min-height: 640px;
  padding: 28px;
  border: 1px solid rgba(88, 255, 208, 0.2);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.028)),
    rgba(6, 18, 17, 0.7);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.24);
}

.circle-detail-heading {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 16px;
  align-items: center;
  margin-bottom: 22px;
}

.circle-detail-heading img {
  width: 78px;
  height: 78px;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 32px rgba(255, 220, 126, 0.18);
}

.circle-detail h3 {
  margin: 5px 0 0;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 0.98;
}

.circle-detail p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.74;
}

.circle-detail .circle-summary {
  color: var(--ink);
  font-size: 21px;
  line-height: 1.45;
}

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

@keyframes orbitPulse {
  50% { transform: scale(1.035); opacity: 0.55; }
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.view-more-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-top: 22px;
  padding: 0 18px;
  border: 1px solid rgba(88, 255, 208, 0.32);
  border-radius: 999px;
  color: var(--ink);
  background: rgba(88, 255, 208, 0.1);
  box-shadow: 0 12px 34px rgba(88, 255, 208, 0.08);
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.view-more-button:hover,
.view-more-button:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(255, 220, 126, 0.56);
  background: rgba(255, 220, 126, 0.12);
}

.view-more-button[hidden] {
  display: none;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: -12px 0 26px;
}

.filter-bar button {
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid rgba(88, 255, 208, 0.22);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.045);
  cursor: pointer;
}

.filter-bar button:hover,
.filter-bar button.active {
  color: #06100f;
  border-color: transparent;
  background: linear-gradient(135deg, var(--teal), var(--lime));
}

.article-card {
  display: grid;
  gap: 12px;
  padding-bottom: 18px;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 255, 208, 0.44);
  background: rgba(15, 45, 42, 0.82);
}

.article-card img {
  width: 100%;
  aspect-ratio: 1.6;
  object-fit: cover;
}

.article-card span,
.article-card h3,
.article-card p {
  margin-left: 18px;
  margin-right: 18px;
}

.article-card span {
  color: var(--teal);
  font-size: 13px;
}

.article-card p {
  margin-top: 0;
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.5;
}

.article-card .tags {
  margin-left: 18px;
  margin-right: 18px;
}

.article-card .tags em {
  padding: 6px 8px;
  border: 1px solid rgba(112, 217, 255, 0.22);
  border-radius: 999px;
  color: #daf7ff;
  background: rgba(112, 217, 255, 0.07);
  font-size: 12px;
  font-style: normal;
}

.network-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.network-tile {
  display: grid;
  gap: 13px;
  place-items: center;
  min-height: 112px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)),
    rgba(8, 24, 23, 0.72);
  color: var(--ink);
  text-align: center;
  font-weight: 820;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 18px 54px rgba(0,0,0,0.16);
}

.network-tile:hover {
  border-color: rgba(88, 255, 208, 0.44);
  background:
    linear-gradient(145deg, rgba(88,255,208,0.13), rgba(255,255,255,0.035)),
    rgba(8, 24, 23, 0.82);
}

.network-name {
  font-size: 15px;
  line-height: 1.22;
}

.logo-badge {
  position: relative;
  display: grid;
  place-items: center;
  width: 82px;
  height: 62px;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.2);
}

.logo-badge:has(img[src*="costa-rica-regenerativa"]) {
  background: #1f3d2e;
  border-color: rgba(255, 255, 255, 0.2);
}

.logo-badge img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.logo-initials {
  color: #063128;
  font-size: 18px;
  font-weight: 850;
}

.logo-badge.has-image .logo-initials {
  display: none;
}

.logo-badge.logo-missing img {
  display: none;
}

.logo-badge.logo-missing .logo-initials {
  display: block;
}

.logo-badge.small {
  width: 34px;
  height: 34px;
  padding: 4px;
  box-shadow: none;
}

.logo-badge.small .logo-initials {
  font-size: 11px;
}

.hidden {
  display: none !important;
}

.article-view {
  min-height: 100svh;
  padding: 126px max(22px, calc((100vw - 980px) / 2)) 90px;
  background:
    radial-gradient(circle at 85% 8%, rgba(112, 217, 255, 0.14), transparent 28rem),
    radial-gradient(circle at 12% 26%, rgba(200, 255, 113, 0.12), transparent 24rem),
    linear-gradient(180deg, rgba(6, 16, 15, 0.96), rgba(8, 21, 17, 0.98));
}

.article-shell {
  position: relative;
  display: grid;
  gap: 20px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--teal);
  background: rgba(255, 255, 255, 0.055);
}

.article-shell h1 {
  margin: 0;
  max-width: 930px;
  font-size: clamp(38px, 6vw, 78px);
  line-height: 0.98;
  letter-spacing: 0;
}

.article-deck {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.7;
}

.article-hero-image,
.article-body figure {
  margin: 18px 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.24);
}

.article-hero-image img,
.article-body img {
  display: block;
  width: 100%;
  max-height: 620px;
  object-fit: cover;
}

.article-body {
  display: grid;
  gap: 18px;
  max-width: 820px;
  margin: 16px auto 0;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(7, 23, 21, 0.76);
  backdrop-filter: blur(14px);
}

.article-body p {
  margin: 0;
  color: #e4f7ee;
  font-size: 18px;
  line-height: 1.78;
}

.article-body a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.article-body h2 {
  margin: 18px 0 0;
  color: var(--lime);
  font-size: clamp(25px, 3vw, 36px);
  line-height: 1.12;
}

.article-body figure {
  margin: 8px 0 14px;
}

.article-page-tags {
  margin-top: -4px;
}

.partner-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 10px;
}

.partner-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 42px;
  padding: 4px 11px 4px 5px;
  border: 1px solid rgba(88, 255, 208, 0.2);
  border-radius: 8px;
  color: var(--ink);
  background: rgba(88, 255, 208, 0.075);
  font-weight: 740;
}

.partner-pill:hover {
  border-color: rgba(88, 255, 208, 0.44);
  background: rgba(88, 255, 208, 0.12);
}

.join {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 34px;
  align-items: center;
}

.join-panel {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.join-panel a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 54px;
  padding: 0 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
}

.join-panel svg {
  color: var(--teal);
  flex: 0 0 auto;
}

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 34px max(24px, calc((100vw - 1180px) / 2));
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.footer-links a {
  color: var(--teal);
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.social-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  fill: currentColor;
}

@media (max-width: 1240px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 520px;
    margin-top: 18px;
  }
}

@media (max-width: 1080px) {
  .hero-grid,
  .story,
  .join {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 540px;
  }

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

  .network-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .site-header {
    min-height: 68px;
    padding: 0 16px;
  }

  .brand-symbol {
    width: 40px;
    height: 40px;
  }

  .brand-name {
    font-size: 16px;
  }

  .menu-button,
  .close-button {
    display: inline-flex;
  }

  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(340px, 90vw);
    align-items: stretch;
    justify-content: flex-start;
    flex-direction: column;
    padding: 20px;
    background: rgba(6, 16, 15, 0.96);
    transform: translateX(105%);
    transition: transform 0.22s ease;
  }

  .nav.open {
    transform: translateX(0);
  }

  .nav a {
    padding: 16px;
  }

  .language-toggle {
    width: 100%;
  }

  .language-toggle button {
    flex: 1;
    height: 42px;
  }

  .close-button {
    align-self: flex-end;
  }

  .section {
    padding: 88px 18px;
  }

  .article-view {
    padding: 96px 18px 70px;
  }

  .article-body {
    padding: 20px;
  }

  .article-body p {
    font-size: 16px;
  }

  .hero {
    padding-top: 96px;
  }

  .hero-grid {
    gap: 34px;
  }

  .hero-visual {
    min-height: 440px;
    margin-top: 10px;
  }

  .future-city {
    min-height: 400px;
  }

  .metrics,
  .initiative-group-grid,
  .timeline,
  .team-grid,
  .article-grid,
  .network-grid {
    grid-template-columns: 1fr;
  }

  .circle-explorer {
    grid-template-columns: 1fr;
  }

  .circle-map {
    display: grid;
    gap: 12px;
    min-height: 0;
    padding: 14px;
    background: rgba(255, 255, 255, 0.035);
  }

  .center-sigil,
  .circle-node {
    position: static;
    width: 100%;
    height: auto;
    min-height: 92px;
    transform: none;
    border-radius: 8px;
  }

  .circle-node:hover,
  .circle-node:focus-visible,
  .circle-node.active {
    transform: none;
  }

  .circle-icon {
    width: 54px;
    height: 54px;
  }

  .circle-title {
    max-width: none;
  }

  .circle-map::before,
  .circle-map::after {
    display: none;
  }

  .circle-detail {
    min-height: 0;
    padding: 20px;
  }

  .circle-detail-heading {
    grid-template-columns: 64px 1fr;
  }

  .circle-detail-heading img {
    width: 64px;
    height: 64px;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-links {
    justify-content: flex-start;
  }
}