.home-hero {
  overflow-x: clip;
}

.home-hero .hero-title {
  font-size: clamp(34px, 3.3vw, 48px);
}

.home-live-dot {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-radius: var(--radius-pill);
  background: var(--color-success);
  animation: home-dot-pulse 2.4s ease-in-out infinite;
}

.home-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 24px;
}

.home-fact-band {
  overflow-x: clip;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
  color: var(--color-ink);
}

.fact-list {
  display: grid;
  margin: 0;
  padding: 24px 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
}

.fact-list li {
  display: grid;
  min-width: 0;
  gap: 5px;
  padding: 4px 22px;
  border-right: 1px solid var(--color-border);
}

.fact-list li:first-child {
  padding-left: 0;
}

.fact-list li:last-child {
  padding-right: 0;
  border-right: 0;
}

.fact-key {
  color: var(--color-accent-deep);
  font: 650 11px/1.4 var(--font-mono);
  letter-spacing: 0.08em;
}

.fact-list strong {
  font-size: 13px;
  line-height: 1.55;
}

.home-feature-tabs {
  display: grid;
  margin-top: 54px;
  gap: 44px;
}

.home-feature-tab {
  width: 100%;
  padding: 0;
  border-radius: var(--radius-card);
  background: transparent;
  color: var(--color-ink);
  font-family: var(--font-body);
  text-align: left;
  cursor: pointer;
}

.home-feature-tab .feature-icon {
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.home-feature-tab:hover .feature-icon,
.home-feature-tab[aria-selected="true"] .feature-icon {
  box-shadow: var(--shadow-deep);
  transform: translateY(-2px);
}

.home-feature-tab[aria-selected="true"] .feature-copy strong {
  color: var(--color-accent-deep);
}

.feature-copy {
  display: grid;
  min-width: 0;
  gap: 5px;
}

.feature-copy strong {
  color: var(--color-ink);
  font-size: 20px;
  font-weight: 750;
  line-height: 1.4;
}

.feature-copy span {
  color: var(--color-ink-muted);
  font-size: 15px;
  line-height: 1.7;
}

.feature-detail-stack {
  min-width: 0;
}

.home-feature-panel {
  min-height: 260px;
}

.home-feature-panel h3 {
  margin-top: 18px;
}

.home-feature-panel p {
  max-width: 900px;
  margin-bottom: 0;
  color: var(--color-ink-muted);
  font-size: 16px;
  line-height: 1.9;
}

.home-feature-panel[hidden] {
  display: none;
}

.platform-card-grid {
  display: grid;
  margin-top: 48px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.platform-card {
  display: flex;
  min-width: 0;
  min-height: 100%;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-canvas);
  color: var(--color-ink);
  box-shadow: var(--shadow-card);
}

.platform-card-icon {
  display: grid;
  width: 52px;
  height: 52px;
  margin-bottom: 22px;
  place-items: center;
  border-radius: var(--radius-card);
  background: var(--color-accent-surface);
  color: var(--color-accent-deep);
}

.platform-card-icon svg {
  width: 25px;
  height: 25px;
}

.platform-card h3 {
  font-size: 22px;
}

.platform-card p {
  margin-bottom: 26px;
  color: var(--color-ink-muted);
  font-size: 14px;
  line-height: 1.8;
}

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

.section-link-row {
  display: flex;
  margin-top: 36px;
  justify-content: flex-end;
}

.quickstart-head {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: end;
  gap: 54px;
}

.quickstart-head .lead {
  margin-bottom: 20px;
}

.quickstep-list {
  display: grid;
  margin: 52px 0 0;
  padding: 0;
  gap: 18px;
  list-style: none;
}

.quickstep-item {
  display: grid;
  min-width: 0;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-canvas);
  color: var(--color-ink);
  box-shadow: var(--shadow-card);
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 22px;
}

.quickstep-number {
  color: var(--color-accent-deep);
  font: 750 18px/1.5 var(--font-mono);
}

.quickstep-item h3 {
  margin-bottom: 10px;
}

.quickstep-item p {
  margin-bottom: 0;
  color: var(--color-ink-muted);
  line-height: 1.85;
}

.ecosystem-layout {
  display: grid;
  margin-top: 52px;
  grid-template-columns: minmax(0, 1.28fr) minmax(300px, 0.72fr);
  align-items: start;
  gap: clamp(40px, 7vw, 88px);
}

.ecosystem-copy h3:first-child {
  margin-top: 0;
}

.ecosystem-copy p {
  line-height: 1.9;
}

.ecosystem-map {
  position: sticky;
  top: 28px;
}

.ecosystem-level {
  display: grid;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-panel);
  color: var(--color-ink);
  gap: 10px;
}

.ecosystem-level strong {
  padding: 10px 13px;
  border-radius: var(--radius-small);
  background: var(--color-canvas);
  font-family: var(--font-mono);
  font-size: 14px;
}

.ecosystem-level-core {
  background: var(--color-accent-surface);
}

.ecosystem-label {
  margin-bottom: 4px;
  color: var(--color-ink-muted);
  font: 650 12px/1.4 var(--font-mono);
  letter-spacing: 0.06em;
}

.ecosystem-connector {
  display: flex;
  height: 54px;
  align-items: stretch;
  justify-content: center;
  gap: 28px;
}

.ecosystem-connector span {
  width: 1px;
  background: var(--color-border);
}

.ecosystem-note {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

@keyframes home-dot-pulse {
  0%,
  100% {
    opacity: 0.65;
    transform: scale(0.88);
  }

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

@media (max-width: 1080px) {
  .fact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fact-list li:nth-child(2) {
    border-right: 0;
  }

  .fact-list li:nth-child(n + 3) {
    margin-top: 18px;
  }

  .fact-list li:nth-child(3) {
    padding-left: 0;
  }

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

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

  .ecosystem-map {
    position: static;
  }
}

@media (max-width: 768px) {
  .home-hero .hero-title {
    font-size: clamp(24px, 7vw, 30px);
  }

  .quickstart-head {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 640px) {
  .fact-list {
    grid-template-columns: 1fr;
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .fact-list li,
  .fact-list li:first-child,
  .fact-list li:nth-child(3),
  .fact-list li:last-child {
    padding: 12px 0;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .fact-list li:nth-child(n + 3) {
    margin-top: 0;
  }

  .fact-list li:last-child {
    border-bottom: 0;
  }

  .home-feature-tabs {
    margin-top: 40px;
  }

  .feature-list {
    row-gap: 34px;
  }

  .feature-copy strong {
    font-size: 18px;
  }

  .platform-card-grid {
    grid-template-columns: 1fr;
  }

  .platform-card {
    padding: 22px;
  }

  .quickstep-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .quickstep-number {
    font-size: 15px;
  }

  .section-link-row {
    justify-content: stretch;
  }

  .section-link-row .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-live-dot {
    animation: none;
    opacity: 1;
    transform: none;
  }
}