.hero {
  position: relative;
  min-height: calc(900px - var(--header-height));
  overflow-x: clip;
  text-align: center;
  background:
    radial-gradient(circle at 50% 88%, var(--color-glow-soft), var(--color-transparent) 38%);
}

.hero-inner {
  width: 100%;
  max-width: calc(1240px + (var(--gutter) * 2));
  margin-inline: auto;
  padding: 23px var(--gutter) 48px;
}

.hero-copy {
  position: relative;
  z-index: 3;
}

.hero h1 {
  max-width: 1000px;
  margin: 10px auto 0;
  font-size: clamp(52px, 5.3vw, 68px);
  line-height: 1.1;
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.hero-actions .button {
  min-width: 150px;
}

.hero-description {
  max-width: 780px;
  margin: 12px auto 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

.trust-row {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.035em;
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
}

.trust-item:not(:last-child) {
  border-right: 1px solid var(--color-border);
}

.trust-check {
  flex: 0 0 auto;
  color: var(--color-success);
}

.route-console {
  position: relative;
  height: 424px;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(var(--color-grid-strong) 1px, var(--color-transparent) 1px),
    linear-gradient(90deg, var(--color-grid-strong) 1px, var(--color-transparent) 1px),
    linear-gradient(135deg, var(--color-panel-raised), var(--color-bg-deep) 54%);
  background-size: 40px 40px, 40px 40px, 100% 100%;
  box-shadow: var(--shadow-panel), var(--shadow-inset);
  text-align: left;
}

.route-console::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -170px;
  left: 70px;
  width: 520px;
  height: 330px;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-glow), var(--color-transparent) 68%);
  pointer-events: none;
}

.route-console::after {
  content: "";
  position: absolute;
  right: 32px;
  bottom: -110px;
  width: 430px;
  height: 250px;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle, var(--color-glow-soft), var(--color-transparent) 70%);
  pointer-events: none;
}

.console-chrome {
  position: relative;
  z-index: 4;
  height: 48px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-white-soft);
}

.chrome-lights {
  display: flex;
  gap: 7px;
}

.chrome-light {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
}

.chrome-light-accent {
  background: var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent);
}

.chrome-light-success {
  background: var(--color-success);
}

.chrome-light-warn {
  background: var(--color-warn);
}

.console-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
}

.console-facts {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
}

.fact-separator {
  color: var(--color-border-bright);
}

.console-body {
  position: relative;
  z-index: 2;
  height: calc(100% - 48px);
  display: grid;
  grid-template-columns: 250px 1fr;
}

.route-sidebar {
  position: relative;
  z-index: 3;
  padding: 22px 18px 18px;
  border-right: 1px solid var(--color-border);
  background: linear-gradient(180deg, var(--color-highlight), var(--color-transparent));
}

.sidebar-label {
  margin: 0 0 12px 8px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
}

.route-list {
  display: grid;
  gap: 5px;
}

.route-item {
  position: relative;
  min-height: 43px;
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  padding: 0 10px;
  border: 1px solid var(--color-transparent);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
}

.route-item-selected {
  border-color: var(--color-border-bright);
  color: var(--color-text);
  background: var(--color-highlight);
  box-shadow: inset 3px 0 0 var(--color-accent), 0 8px 24px var(--color-shadow);
}

.route-flag {
  font-size: 15px;
}

.route-city {
  display: block;
  font-size: 12px;
  font-weight: 650;
}

.route-code {
  display: block;
  margin-top: 2px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.route-state {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-border-bright);
}

.route-item-selected .route-state {
  background: var(--color-accent);
  box-shadow: 0 0 11px var(--color-accent);
}

.protocol-block {
  position: absolute;
  right: 18px;
  bottom: 17px;
  left: 18px;
  padding: 11px 12px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.7;
  letter-spacing: 0.06em;
}

.protocol-value {
  float: right;
  color: var(--color-accent);
}

.topology-stage {
  position: relative;
  min-width: 0;
  overflow: hidden;
}

.topology-caption {
  position: absolute;
  z-index: 4;
  top: 20px;
  left: 24px;
}

.topology-caption strong {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
}

.topology-caption span {
  display: block;
  margin-top: 4px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.11em;
}

.platform-strip {
  position: absolute;
  z-index: 4;
  top: 20px;
  right: 22px;
  display: flex;
  gap: 5px;
}

.platform-chip {
  padding: 5px 7px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  color: var(--color-text-dim);
  background: var(--color-bg-deep);
  font-family: var(--font-mono);
  font-size: 7px;
}

.topology-svg {
  width: 100%;
  height: 100%;
  color: var(--color-accent);
}

.axon-back {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 1.1;
  vector-effect: non-scaling-stroke;
}

.axon-live {
  fill: none;
  stroke: var(--color-accent-dark);
  stroke-width: 1.25;
  stroke-linecap: round;
  stroke-dasharray: 5 8;
  opacity: 0.72;
  vector-effect: non-scaling-stroke;
}

.axon-fine {
  fill: none;
  stroke: var(--color-border-bright);
  stroke-width: 0.75;
  opacity: 0.62;
  vector-effect: non-scaling-stroke;
}

.synapse-halo {
  fill: var(--color-glow-soft);
  stroke: var(--color-accent-dark);
  stroke-width: 1;
}

.synapse-node {
  fill: var(--color-panel-raised);
  stroke: var(--color-accent);
  stroke-width: 1.3;
}

.synapse-core {
  fill: var(--color-accent);
}

.synapse-muted {
  fill: var(--color-panel);
  stroke: var(--color-border-bright);
  stroke-width: 1;
}

.node-label {
  fill: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.node-label-selected {
  fill: var(--color-text);
}

.pulse {
  fill: var(--color-accent-soft);
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}

.pulse-one {
  animation: pulse-one 4.8s ease-in-out infinite;
}

.pulse-two {
  animation: pulse-two 5.8s ease-in-out 1.3s infinite;
}

.pulse-three {
  animation: pulse-three 6.4s ease-in-out 2.1s infinite;
}

.selected-ring {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 1;
  opacity: 0.42;
  transform-box: fill-box;
  transform-origin: center;
  animation: node-breathe 3.6s ease-in-out infinite;
}

.console-note {
  position: absolute;
  z-index: 4;
  right: 24px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.console-note::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--color-accent-dark);
  box-shadow: 0 0 8px var(--color-accent);
}

.tab-shell {
  min-width: 0;
}

.tab-list,
[role="tablist"] {
  display: inline-flex;
  max-width: 100%;
  gap: 5px;
  padding: 5px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-deep);
  scrollbar-width: thin;
}

[role="tab"] {
  min-height: 42px;
  flex: 0 0 auto;
  padding: 0 16px;
  border: 1px solid var(--color-transparent);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: var(--color-transparent);
  cursor: pointer;
  font-weight: 650;
}

[role="tab"]:hover {
  color: var(--color-text);
}

[role="tab"][aria-selected="true"] {
  border-color: var(--color-border-bright);
  color: var(--color-accent-ink);
  background: var(--color-accent);
  box-shadow: var(--shadow-button);
}

[role="tabpanel"] {
  margin-top: 24px;
}

[role="tabpanel"][hidden] {
  display: none;
}

.toc-tabs {
  position: sticky;
  z-index: 70;
  top: var(--toc-top);
  width: 100%;
  display: flex;
  gap: 6px;
  margin-bottom: 40px;
  padding: 7px;
  overflow-x: auto;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-md);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-card);
  overscroll-behavior-inline: contain;
  scrollbar-width: thin;
}

.toc-tabs a {
  min-height: 40px;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  padding-inline: 14px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 0.86rem;
  white-space: nowrap;
}

.toc-tabs a:hover,
.toc-tabs a.is-active,
.toc-tabs a[aria-current="true"] {
  color: var(--color-accent-ink);
  background: var(--color-accent);
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-panel);
}

.faq-item summary {
  position: relative;
  min-height: 58px;
  display: flex;
  align-items: center;
  padding: 16px 54px 16px 20px;
  cursor: pointer;
  color: var(--color-text);
  font-weight: 650;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 1.25rem;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 20px 18px;
  border-top: 1px solid var(--color-border);
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.plan-card {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-card), var(--shadow-inset);
}

.plan-card.is-featured,
.plan-card[aria-current="true"] {
  border-color: var(--color-accent);
  background:
    radial-gradient(circle at 20% 0%, var(--color-glow), var(--color-transparent) 42%),
    var(--color-panel-raised);
  transform: translateY(-8px);
}

.plan-badge {
  position: absolute;
  top: -13px;
  right: 20px;
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  padding-inline: 11px;
  border-radius: var(--radius-pill);
  color: var(--color-accent-ink);
  background: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
}

.plan-name {
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.plan-cycle {
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.plan-price {
  margin-block: 18px;
  font-family: var(--font-display);
  font-size: clamp(38px, 4vw, 52px);
  line-height: 1;
}

.plan-price small {
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 0.85rem;
}

.plan-features {
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 9px;
  list-style: none;
}

.plan-features li {
  display: flex;
  gap: 9px;
  color: var(--color-text-muted);
}

.plan-features li::before {
  content: "✓";
  flex: 0 0 auto;
  color: var(--color-success);
}

.plan-card .button {
  width: 100%;
  margin-top: auto;
}

.route-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  -webkit-overflow-scrolling: touch;
}

.route-table {
  min-width: 720px;
  margin: 0;
}

.route-table .region-row th {
  color: var(--color-accent);
  background: var(--color-panel-raised);
}

.route-type {
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.support-yes {
  color: var(--color-success);
}

.support-partial {
  color: var(--color-warn);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.platform-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.platform-icon {
  width: 42px;
  height: 42px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  margin-bottom: 24px;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  background: var(--color-highlight);
}

.platform-icon svg {
  width: 23px;
  height: 23px;
}

.platform-card h3 {
  margin-bottom: 6px;
  font-size: 1rem;
}

.platform-card p {
  margin-bottom: 20px;
  font-size: 0.84rem;
}

.platform-card .button {
  width: 100%;
  margin-top: auto;
  padding-inline: 12px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.article-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, var(--color-highlight), var(--color-transparent)),
    var(--color-panel);
  transition:
    transform var(--transition-fast),
    border-color var(--transition-fast);
}

.article-card:hover {
  border-color: var(--color-border-bright);
  transform: translateY(-4px);
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 18px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.article-card h3 {
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 500;
}

.article-card p {
  margin-bottom: 24px;
}

.article-link {
  margin-top: auto;
  color: var(--color-accent);
  font-weight: 700;
}

.callout {
  position: relative;
  margin-block: 28px;
  padding: 20px 22px 20px 26px;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-muted);
  background: var(--color-highlight);
}

.callout strong {
  display: block;
  margin-bottom: 5px;
}

.promo-block {
  position: relative;
  margin-top: 64px;
  padding: clamp(26px, 5vw, 48px);
  overflow: hidden;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 15% 0%, var(--color-glow), var(--color-transparent) 42%),
    var(--color-panel-raised);
  box-shadow: var(--shadow-panel);
}

.promo-block::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -100px;
  width: 260px;
  height: 260px;
  border: 1px dashed var(--color-accent-dark);
  border-radius: var(--radius-pill);
  pointer-events: none;
}

.promo-content {
  position: relative;
  z-index: 1;
  max-width: 660px;
}

.promo-brand {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}

.promo-block h2 {
  margin: 10px 0 12px;
  font-size: clamp(30px, 4vw, 48px);
}

.promo-block p {
  margin-bottom: 22px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-block: 26px;
}

.stat-card {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.stat-num {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.9rem;
}

.stat-label {
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.check-list {
  padding: 0;
  display: grid;
  gap: 8px;
  list-style: none;
}

.verdict {
  margin-block: 24px;
  padding: 18px 20px;
  border-left: 3px solid var(--color-accent);
  background: var(--color-highlight);
  color: var(--color-text-muted);
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.palette-swatch {
  min-height: 126px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--swatch-color, var(--color-panel));
}

.palette-swatch span {
  padding: 10px;
  color: var(--color-text);
  background: var(--color-overlay);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.swatch-bg { --swatch-color: var(--color-bg); }
.swatch-deep { --swatch-color: var(--color-bg-deep); }
.swatch-panel { --swatch-color: var(--color-panel); }
.swatch-raised { --swatch-color: var(--color-panel-raised); }
.swatch-border { --swatch-color: var(--color-border); }
.swatch-accent { --swatch-color: var(--color-accent); }
.swatch-accent-dark { --swatch-color: var(--color-accent-dark); }
.swatch-text { --swatch-color: var(--color-text); }
.swatch-muted { --swatch-color: var(--color-text-muted); }
.swatch-success { --swatch-color: var(--color-success); }
.swatch-warn { --swatch-color: var(--color-warn); }
.swatch-error { --swatch-color: var(--color-error); }

@keyframes pulse-one {
  0% { opacity: 0; transform: translate(0, 0) scale(0.75); }
  16% { opacity: 1; }
  72% { opacity: 0.8; }
  100% { opacity: 0; transform: translate(420px, -86px) scale(1.2); }
}

@keyframes pulse-two {
  0% { opacity: 0; transform: translate(0, 0) scale(0.7); }
  18% { opacity: 0.92; }
  78% { opacity: 0.72; }
  100% { opacity: 0; transform: translate(-340px, 108px) scale(1.15); }
}

@keyframes pulse-three {
  0% { opacity: 0; transform: translate(0, 0) scale(0.7); }
  20% { opacity: 0.9; }
  80% { opacity: 0.68; }
  100% { opacity: 0; transform: translate(286px, 112px) scale(1.2); }
}

@keyframes node-breathe {
  0%, 100% { opacity: 0.28; transform: scale(0.92); }
  50% { opacity: 0.64; transform: scale(1.13); }
}

@media (max-width: 980px) {
  .plan-grid,
  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .plan-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding-top: 30px;
  }

  .hero h1 {
    font-size: clamp(28px, 9.5vw, 40px);
  }

  .route-console {
    height: 430px;
    border-radius: var(--radius-lg);
  }

  .console-body {
    grid-template-columns: 150px 1fr;
  }

  .route-sidebar {
    padding-inline: 10px;
  }

  .route-item {
    grid-template-columns: 24px 1fr auto;
    padding-inline: 7px;
  }

  .protocol-block {
    right: 10px;
    left: 10px;
  }

  .platform-strip,
  .console-facts,
  .console-note {
    display: none;
  }

  .topology-caption {
    top: 18px;
    left: 16px;
  }

  .plan-card.is-featured,
  .plan-card[aria-current="true"] {
    transform: none;
  }

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

@media (max-width: 640px) {
  .trust-row {
    gap: 7px;
  }

  .trust-item {
    padding: 0 8px;
  }

  .trust-item:not(:last-child) {
    border-right: 0;
  }

  .route-console {
    height: 490px;
  }

  .console-title {
    display: none;
  }

  .console-body {
    display: block;
  }

  .route-sidebar {
    height: 132px;
    padding: 12px;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .sidebar-label {
    margin-left: 0;
  }

  .route-list {
    display: flex;
    width: max-content;
  }

  .route-item {
    width: 132px;
  }

  .route-list .route-item:nth-child(n+4) {
    display: none;
  }

  .protocol-block {
    display: none;
  }

  .topology-stage {
    height: calc(100% - 132px);
  }

  .plan-grid,
  .article-grid,
  .platform-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .plan-card:last-child {
    grid-column: auto;
  }

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

  .toc-tabs {
    border-radius: var(--radius-sm);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pulse,
  .selected-ring {
    animation: none;
  }

  .pulse {
    opacity: 0.72;
  }
}