:root {
  --home-hero-min: 770px;
  --home-hero-space: clamp(44px, 6vw, 88px);
  --home-copy-width: 650px;
  --home-device-width: 430px;
  --home-device-offset: 61%;
  --home-icon-size: 44px;
  --home-feature-tab-width: 390px;
  --home-map-width: 330px;
  --home-grid-size: 64px;
  --home-line-soft: rgba(var(--color-accent-rgb), .16);
  --home-line-medium: rgba(var(--color-accent-rgb), .32);
  --home-panel-glass: rgba(var(--color-panel-rgb), .94);
  --home-black-soft: rgba(var(--color-bg-rgb), .72);
}

.home-hero {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  overflow: hidden;
  border-bottom: var(--line-thin) solid var(--color-line);
  background: var(--color-bg);
}

.hero-field {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-field::after {
  position: absolute;
  inset: 0;
  z-index: 2;
  content: "";
  background:
    linear-gradient(to right, var(--color-bg), var(--home-black-soft) 38%, rgba(var(--color-bg-rgb), .12) 72%),
    linear-gradient(to bottom, var(--color-transparent) 58%, var(--color-bg));
}

.home-landing-line {
  position: absolute;
  top: var(--landing-level);
  right: 0;
  left: 0;
  z-index: 3;
  height: 1px;
  background: linear-gradient(90deg, var(--color-transparent), var(--home-line-soft) 18%, var(--home-line-medium) 48%, var(--color-accent) 64%, var(--home-line-medium) 82%, var(--color-transparent));
}

.home-landing-halo {
  position: absolute;
  top: var(--landing-level);
  left: var(--home-device-offset);
  z-index: 1;
  width: min(760px, 70vw);
  height: 340px;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, rgba(var(--color-accent-rgb), .1), var(--color-transparent) 74%);
}

.hero-layout {
  position: relative;
  z-index: 8;
  min-height: max(var(--home-hero-min), calc(100vh - var(--header-height)));
  padding-top: var(--home-hero-space);
  padding-bottom: var(--home-hero-space);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: var(--home-copy-width);
}

.hero-status {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-muted);
  font: .7rem/1.5 var(--font-mono);
  letter-spacing: .12em;
}

.hero-status-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  background: var(--color-success);
  animation: home-status-pulse 2.8s ease-in-out infinite;
}

@keyframes home-status-pulse {
  0%,
  100% {
    opacity: .48;
  }

  50% {
    opacity: 1;
  }
}

.hero-copy h1 {
  max-width: 650px;
  margin-top: 20px;
  font-size: clamp(38px, 4vw, 48px);
  line-height: 1.13;
}

.hero-actions {
  margin-top: 25px;
}

.hero-lede {
  max-width: 590px;
  margin-top: 22px;
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.8;
}

.hero-chips {
  margin-top: 20px;
}

.hero-platforms {
  display: flex;
  max-width: 620px;
  flex-wrap: wrap;
  gap: 1px;
  margin-top: 22px;
  border: var(--line-thin) solid var(--color-line);
  background: var(--color-line);
}

.hero-platform-link {
  display: inline-flex;
  min-width: 120px;
  min-height: 42px;
  flex: 1 1 120px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 8px 12px;
  background: rgba(var(--color-bg-rgb), .9);
  color: var(--color-text-muted);
  font-size: .79rem;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.hero-platform-link svg {
  width: 17px;
  height: 17px;
  color: var(--color-accent-deep);
}

.hero-platform-link:hover {
  background: var(--color-panel);
  color: var(--color-text);
}

.hero-platform-link:hover svg {
  color: var(--color-accent);
}

.hero-flags {
  max-width: 650px;
  margin-top: 18px;
}

.landing-package {
  position: absolute;
  top: var(--landing-level);
  left: var(--home-device-offset);
  z-index: 7;
  width: min(var(--home-device-width), 38vw);
  border: var(--line-thin) solid var(--home-line-medium);
  background: var(--home-panel-glass);
  color: var(--color-text);
  transform: translate(-50%, -50%);
}

.landing-package-head,
.landing-package-foot {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  color: var(--color-text-muted);
  font: .65rem/1.5 var(--font-mono);
  letter-spacing: .06em;
}

.landing-package-head {
  border-bottom: var(--line-thin) solid var(--color-line);
}

.landing-package-head span:last-child {
  margin-left: auto;
  color: var(--color-accent);
}

.landing-package-body {
  padding: 18px 16px;
}

.landing-package-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 12px;
  background: var(--color-line);
}

.landing-package-links a {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  padding: 9px 11px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: .77rem;
}

.landing-package-links a:hover {
  color: var(--color-accent);
}

.landing-package-links span {
  color: var(--color-accent-deep);
  font-family: var(--font-mono);
}

.landing-package-foot {
  justify-content: space-between;
  border-top: var(--line-thin) solid var(--color-line);
}

.fact-strip {
  border-bottom: var(--line-thin) solid var(--color-line);
  background: var(--color-panel);
}

.fact-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.fact-strip-inner span {
  display: flex;
  min-height: 54px;
  align-items: center;
  gap: 9px;
  padding: 12px 18px;
  border-left: var(--line-thin) solid var(--color-line);
  color: var(--color-text-muted);
  font: .67rem/1.5 var(--font-mono);
  letter-spacing: .05em;
}

.fact-strip-inner span:last-child {
  border-right: var(--line-thin) solid var(--color-line);
}

.fact-strip-inner b {
  color: var(--color-accent);
  font-weight: 400;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 44px;
}

.section-heading h2 {
  margin-top: 13px;
}

.section-heading > p {
  max-width: 540px;
  color: var(--color-text-muted);
}

.home-feature-shell {
  display: grid;
  grid-template-columns: minmax(280px, var(--home-feature-tab-width)) minmax(0, 1fr);
  min-height: 560px;
  border-top: var(--line-thin) solid var(--color-line);
  border-bottom: var(--line-thin) solid var(--color-line);
}

.home-feature-tabs {
  border-right: var(--line-thin) solid var(--color-line);
}

.home-feature-tab {
  display: grid;
  width: 100%;
  min-height: 104px;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 20px 22px;
  border-bottom: var(--line-thin) solid var(--color-line);
  background: var(--color-bg);
  color: var(--color-text-muted);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.home-feature-tab:last-child {
  border-bottom: 0;
}

.home-feature-tab:hover,
.home-feature-tab[aria-selected="true"] {
  background: var(--color-panel);
  color: var(--color-text);
}

.feature-index {
  display: flex;
  align-items: center;
  gap: 9px;
  font: .76rem/1.5 var(--font-mono);
}

.feature-index::before {
  width: 2px;
  height: 17px;
  content: "";
  background: var(--color-accent-deep);
  transition: background var(--transition-fast);
}

.home-feature-tab:hover .feature-index::before,
.home-feature-tab[aria-selected="true"] .feature-index::before {
  background: var(--color-accent);
}

.feature-tab-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 4px;
}

.feature-tab-copy b {
  color: inherit;
  font-size: 1rem;
  font-weight: 400;
}

.feature-tab-copy small {
  overflow: hidden;
  color: var(--color-text-muted);
  font: .62rem/1.4 var(--font-mono);
  letter-spacing: .08em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.feature-arrow {
  color: var(--color-accent-deep);
  font-family: var(--font-mono);
}

.home-feature-panels {
  position: relative;
  display: grid;
  min-width: 0;
}

.home-feature-panel {
  grid-column: 1;
  grid-row: 1;
  padding: clamp(28px, 5vw, 62px);
}

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

.home-feature-panel h3 {
  margin-top: 18px;
  font-size: clamp(24px, 2.5vw, 34px);
}

.home-feature-panel p:not(.mono-label) {
  margin-top: 22px;
  color: var(--color-text-muted);
  line-height: 1.9;
}

.home-feature-panel a {
  display: inline-flex;
  margin-top: 28px;
  color: var(--color-accent);
  font: .76rem/1.5 var(--font-mono);
}

.platform-directory {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--line-thin) solid var(--color-line);
  border-left: var(--line-thin) solid var(--color-line);
}

.platform-entry {
  display: flex;
  min-height: 360px;
  min-width: 0;
  flex-direction: column;
  padding: clamp(24px, 4vw, 40px);
  border-right: var(--line-thin) solid var(--color-line);
  border-bottom: var(--line-thin) solid var(--color-line);
}

.platform-entry-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.platform-icon {
  display: inline-flex;
  width: var(--home-icon-size);
  height: var(--home-icon-size);
  align-items: center;
  justify-content: center;
  border: var(--line-thin) solid var(--home-line-medium);
  color: var(--color-accent);
}

.platform-icon svg {
  width: 21px;
  height: 21px;
}

.platform-code {
  color: var(--color-text-muted);
  font: .68rem/1.5 var(--font-mono);
}

.platform-entry h3 {
  margin-top: 28px;
}

.platform-entry p {
  margin-top: 16px;
  color: var(--color-text-muted);
  line-height: 1.85;
}

.platform-entry .button {
  align-self: flex-start;
  margin-top: auto;
}

.section-tail-link {
  display: flex;
  justify-content: flex-end;
  margin-top: 26px;
}

.section-tail-link a {
  color: var(--color-accent);
  font: .76rem/1.5 var(--font-mono);
}

.quick-sequence {
  list-style: none;
  border-top: var(--line-thin) solid var(--color-line);
}

.quick-sequence li {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: clamp(24px, 5vw, 72px);
  padding-top: 34px;
  padding-bottom: 34px;
  border-bottom: var(--line-thin) solid var(--color-line);
}

.quick-no {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: var(--color-accent);
  font: .8rem/1.5 var(--font-mono);
}

.quick-no::before {
  width: 2px;
  height: 18px;
  content: "";
  background: var(--color-accent);
}

.quick-sequence p {
  max-width: 820px;
  margin-top: 13px;
  color: var(--color-text-muted);
  line-height: 1.9;
}

.quickstart-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  margin-top: 34px;
  padding: 26px;
  border: var(--line-thin) solid var(--home-line-medium);
  background: var(--color-panel);
}

.quickstart-note p {
  color: var(--color-text-muted);
}

.ecosystem-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--home-map-width);
  align-items: start;
  gap: clamp(40px, 8vw, 100px);
}

.ecosystem-prose h3 + p {
  margin-top: 15px;
}

.ecosystem-prose p {
  color: var(--color-text-muted);
  line-height: 1.95;
}

.ecosystem-prose p + p {
  margin-top: 16px;
}

.ecosystem-prose p + h3 {
  margin-top: 48px;
  padding-top: 35px;
  border-top: var(--line-thin) solid var(--color-line);
}

.ecosystem-map {
  position: sticky;
  top: 24px;
  border: var(--line-thin) solid var(--color-line);
  background: var(--color-panel);
}

.ecosystem-map > .mono-label {
  padding: 16px;
  border-bottom: var(--line-thin) solid var(--color-line);
}

.map-layer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 18px;
}

.map-layer span {
  width: 100%;
  margin-bottom: 4px;
  color: var(--color-text-muted);
  font: .65rem/1.4 var(--font-mono);
  letter-spacing: .08em;
}

.map-layer b {
  padding: 5px 8px;
  border: var(--line-thin) solid var(--color-line);
  color: var(--color-text);
  font: 400 .72rem/1.4 var(--font-mono);
}

.map-connector {
  padding: 9px 18px;
  border-top: var(--line-thin) solid var(--color-line);
  border-bottom: var(--line-thin) solid var(--color-line);
  color: var(--color-accent-deep);
  font: .62rem/1.4 var(--font-mono);
}

.ecosystem-map .button {
  margin: 0 18px 18px;
}

@media (max-width: 1120px) {
  .landing-package {
    right: var(--gutter);
    left: auto;
    width: min(400px, 38vw);
    transform: translateY(-50%);
  }

  .home-landing-halo {
    left: 76%;
  }

  .hero-field::after {
    background:
      linear-gradient(to right, var(--color-bg), rgba(var(--color-bg-rgb), .78) 46%, rgba(var(--color-bg-rgb), .24)),
      linear-gradient(to bottom, var(--color-transparent) 58%, var(--color-bg));
  }
}

@media (max-width: 900px) {
  .home-hero {
    min-height: 0;
  }

  .hero-layout {
    min-height: 0;
  }

  .hero-copy {
    max-width: 100%;
  }

  .landing-package {
    position: relative;
    top: auto;
    right: auto;
    width: 100%;
    max-width: 620px;
    margin-top: 42px;
    transform: none;
  }

  .home-landing-line {
    top: 62%;
  }

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

  .fact-strip-inner span:nth-child(3) {
    border-top: var(--line-thin) solid var(--color-line);
  }

  .fact-strip-inner span:nth-child(4) {
    border-top: var(--line-thin) solid var(--color-line);
  }

  .home-feature-shell {
    grid-template-columns: 1fr;
  }

  .home-feature-tabs {
    display: grid;
    grid-template-columns: repeat(5, minmax(170px, 1fr));
    overflow-x: auto;
    border-right: 0;
    border-bottom: var(--line-thin) solid var(--color-line);
  }

  .home-feature-tab {
    min-height: 88px;
    grid-template-columns: 34px minmax(0, 1fr);
    padding: 16px;
    border-right: var(--line-thin) solid var(--color-line);
    border-bottom: 0;
  }

  .feature-arrow {
    display: none;
  }

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

  .ecosystem-map {
    position: static;
    width: 100%;
  }
}

@media (max-width: 700px) {
  .hero-layout {
    padding-top: 42px;
    padding-bottom: 54px;
  }

  .hero-copy h1 {
    font-size: clamp(26px, 7vw, 30px);
  }

  .hero-status {
    letter-spacing: .07em;
  }

  .hero-platform-link {
    flex-basis: calc(50% - 1px);
  }

  .hero-flags {
    align-items: flex-start;
  }

  .landing-package-links {
    grid-template-columns: 1fr;
  }

  .landing-package-foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 34px;
  }

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

  .quick-sequence li {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .quickstart-note {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

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

  .hero-platform-link {
    min-width: 0;
    flex-basis: calc(50% - 1px);
  }

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

  .fact-strip-inner span,
  .fact-strip-inner span:nth-child(2) {
    border-top: var(--line-thin) solid var(--color-line);
    border-right: var(--line-thin) solid var(--color-line);
  }

  .fact-strip-inner span:first-child {
    border-top: 0;
  }

  .home-feature-panel {
    padding: 24px 18px;
  }

  .platform-entry-head {
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-status-dot,
  .light-rain i,
  .hero-glow-c {
    animation: none;
  }
}