:root {
  --bg: #02040a;
  --bg-soft: #070b13;
  --ink: #f7fbff;
  --muted: rgba(247, 251, 255, 0.68);
  --soft: rgba(247, 251, 255, 0.44);
  --line: rgba(247, 251, 255, 0.13);
  --line-strong: rgba(45, 246, 255, 0.3);
  --cyan: #23e7ff;
  --blue: #4577ff;
  --violet: #8469ff;
  --coral: #ff7f6f;
  --panel: rgba(5, 9, 18, 0.78);
  --panel-strong: rgba(7, 12, 24, 0.92);
  --max: 1220px;
  --header: 74px;
  --font-display: "Avenir Next Condensed", "Arial Narrow", "Avenir Next", "Helvetica Neue", "PingFang SC", sans-serif;
  --font-body: "Avenir Next", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "SF Mono", "IBM Plex Mono", "Menlo", monospace;
  --pointer-x: 0px;
  --pointer-y: 0px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  background: var(--bg);
}

body {
  position: relative;
  min-height: 100vh;
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
}

body::before,
body::after,
.viewport-edge-mask {
  border-radius: 0 !important;
}

body::before {
  content: "";
  position: fixed;
  inset: -5vmax;
  pointer-events: none;
  background:
    linear-gradient(90deg, #02040a 0%, rgba(2, 4, 10, 0) 12%, rgba(2, 4, 10, 0) 88%, #02040a 100%),
    linear-gradient(180deg, #02040a 0%, rgba(2, 4, 10, 0) 14%, rgba(2, 4, 10, 0) 84%, #02040a 100%),
    radial-gradient(circle at 72% 18%, rgba(35, 231, 255, 0.24), transparent 28rem),
    radial-gradient(circle at 18% 34%, rgba(132, 105, 255, 0.22), transparent 30rem),
    linear-gradient(90deg, rgba(2, 4, 10, 0.78) 0%, rgba(2, 4, 10, 0.12) 48%, rgba(2, 4, 10, 0.56) 100%),
    linear-gradient(180deg, rgba(2, 4, 10, 0.04) 0%, rgba(2, 4, 10, 0.68) 100%),
    url("../images/brand/hero-fluid-network-fullbleed.webp") 55% 45% / cover no-repeat;
  filter: saturate(1.22) contrast(1.08) brightness(1.14);
  opacity: 0.94;
  transform: translate3d(calc(var(--pointer-x) * 0.006), calc(var(--pointer-y) * 0.006), 0) scale(1.03);
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at left bottom, #02040a 0 3.6rem, rgba(2, 4, 10, 0.96) 4.4rem, transparent 8.2rem),
    radial-gradient(circle at right bottom, #02040a 0 3.6rem, rgba(2, 4, 10, 0.96) 4.4rem, transparent 8.2rem),
    radial-gradient(circle at left top, #02040a 0 3.4rem, rgba(2, 4, 10, 0.94) 4.2rem, transparent 7.8rem),
    radial-gradient(circle at right top, #02040a 0 3.4rem, rgba(2, 4, 10, 0.94) 4.2rem, transparent 7.8rem),
    linear-gradient(90deg, rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px);
  background-repeat: no-repeat, no-repeat, no-repeat, no-repeat, repeat, repeat;
  background-size: auto, auto, auto, auto, 96px 96px, 96px 96px;
  opacity: 1;
  z-index: 0;
}

#header-slot,
main,
#footer-slot {
  position: relative;
  z-index: 1;
}

#header-slot {
  z-index: 50;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

.container {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  height: var(--header);
  z-index: 50;
  transition: background 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(2, 4, 10, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.header-inner {
  width: min(100% - 32px, 1320px);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-link img,
.footer-brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.brand-link span,
.footer-brand span {
  font-family: var(--font-display);
  font-size: 1rem;
  text-transform: uppercase;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1.3rem;
  color: rgba(247, 251, 255, 0.72);
  font-size: 0.9rem;
}

.header-nav a {
  position: relative;
  padding: 0.4rem 0;
}

.header-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.header-nav a:hover,
.header-nav a.is-active {
  color: #fff;
}

.header-nav a:hover::after,
.header-nav a.is-active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.store-mini {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 0.85rem;
  border: 1px solid rgba(247, 251, 255, 0.14);
  border-radius: 999px;
  color: rgba(247, 251, 255, 0.78);
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.04);
}

.store-mini:hover {
  color: #fff;
  border-color: rgba(35, 231, 255, 0.36);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 5px auto;
  background: #fff;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: var(--header) 0 0;
  z-index: 45;
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem 24px 2rem;
  background: rgba(2, 4, 10, 0.96);
  border-top: 1px solid var(--line);
}

.mobile-nav.is-open {
  display: flex;
}

.mobile-nav a {
  padding: 0.8rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(247, 251, 255, 0.82);
}

.hero-scene {
  position: relative;
  min-height: 100vh;
  padding: calc(var(--header) + 36px) 0 38px;
  overflow: hidden;
  isolation: isolate;
}

.hero-scene__image {
  display: none;
}

.hero-scene__shade {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 70% 44%, rgba(35, 231, 255, 0.14), transparent 23rem),
    linear-gradient(90deg, rgba(2, 4, 10, 0.38) 0%, rgba(2, 4, 10, 0.04) 48%, rgba(2, 4, 10, 0.24) 100%),
    linear-gradient(180deg, rgba(2, 4, 10, 0) 0%, rgba(2, 4, 10, 0.34) 100%);
  z-index: -2;
}

.signal-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.58;
  z-index: -3;
}

.hero-grid {
  min-height: calc(100vh - var(--header) - 90px);
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) 340px;
  gap: 2.1rem;
  align-items: center;
}

.product-rail {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}

.rail-label,
.eyebrow,
.panel-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--cyan);
}

.rail-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.rail-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 0.65rem;
  align-items: center;
  width: 100%;
  min-height: 48px;
  padding: 0.45rem 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(247, 251, 255, 0.7);
  text-align: left;
  background: transparent;
  cursor: pointer;
}

.rail-item img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  object-fit: cover;
}

.rail-item strong {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  line-height: 1.25;
}

.rail-item span {
  display: block;
  font-size: 0.72rem;
  color: rgba(247, 251, 255, 0.42);
}

.rail-item.is-active,
.rail-item:hover {
  color: #fff;
  border-bottom-color: rgba(35, 231, 255, 0.38);
}

.rail-link,
.text-link {
  color: #fff;
  font-size: 0.9rem;
  text-decoration: underline;
  text-decoration-color: rgba(35, 231, 255, 0.44);
  text-underline-offset: 5px;
}

.brand-signature {
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  color: rgba(247, 251, 255, 0.58);
}

.hero-copy h1 {
  max-width: 760px;
  font-family: var(--font-display);
  font-size: 5.6rem;
  line-height: 0.9;
  font-weight: 500;
  text-transform: uppercase;
}

.hero-lede {
  max-width: 620px;
  margin-top: 1.4rem;
  color: rgba(247, 251, 255, 0.74);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.65rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 1.1rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  color: #02040a;
  background: #f7fbff;
}

.btn--line {
  color: #fff;
  border-color: rgba(247, 251, 255, 0.18);
  background: rgba(255, 255, 255, 0.05);
}

.spotlight-panel {
  position: relative;
  padding: 1.2rem;
  border-left: 1px solid rgba(35, 231, 255, 0.32);
  background: linear-gradient(90deg, rgba(5, 9, 18, 0.82), rgba(5, 9, 18, 0.28));
}

.spotlight-product {
  margin-top: 1rem;
}

.spotlight-head {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 1rem;
  align-items: center;
}

.spotlight-head img {
  width: 76px;
  height: 76px;
  border-radius: 18px;
  object-fit: cover;
  box-shadow: 0 0 28px rgba(35, 231, 255, 0.2);
}

.spotlight-head h2 {
  font-size: 1.45rem;
  line-height: 1.1;
}

.source-pill {
  display: inline-flex;
  margin-bottom: 0.4rem;
  padding: 0.16rem 0.45rem;
  border: 1px solid rgba(247, 251, 255, 0.16);
  border-radius: 999px;
  color: rgba(247, 251, 255, 0.7);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.spotlight-product p {
  margin-top: 1rem;
  color: rgba(247, 251, 255, 0.68);
  font-size: 0.92rem;
}

.spotlight-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-top: 1rem;
}

.spotlight-stats span {
  display: block;
  color: var(--soft);
  font-size: 0.7rem;
  text-transform: uppercase;
}

.spotlight-stats strong {
  display: block;
  margin-top: 0.2rem;
  font-size: 1.1rem;
}

.shot-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  margin-top: 1rem;
}

.shot-stack img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 1.4rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.08);
}

.proof-strip article {
  min-height: 104px;
  padding: 1rem;
  background: rgba(2, 4, 10, 0.8);
}

.proof-strip strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  line-height: 1.1;
}

.proof-strip span {
  display: block;
  max-width: 14rem;
  margin-top: 0.45rem;
  color: rgba(247, 251, 255, 0.55);
  font-size: 0.82rem;
}

.section {
  position: relative;
  padding: 5.2rem 0;
}

.section-split,
.inner-hero__grid,
.official-grid,
.evidence-layout,
.loop-grid,
.about-ledger,
.source-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 3rem;
  align-items: start;
}

.section-copy h2,
.evidence-copy h2,
.official-copy h2,
.inner-hero h1,
.loop-copy h2,
.about-statement h2,
.source-card h2,
.cta-line h2 {
  margin-top: 0.7rem;
  font-family: var(--font-display);
  font-size: 3.1rem;
  line-height: 0.98;
  font-weight: 500;
  text-transform: uppercase;
}

.section-body p,
.evidence-copy p,
.official-copy p,
.inner-hero p,
.about-statement p,
.source-card p {
  color: var(--muted);
  font-size: 1.02rem;
}

.product-band {
  display: grid;
  grid-template-columns: repeat(7, minmax(92px, 1fr));
  gap: 1px;
  margin-top: 2.2rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.band-item {
  min-height: 160px;
  padding: 1rem;
  background: rgba(3, 6, 12, 0.92);
}

.band-item img {
  width: 52px;
  height: 52px;
  border-radius: 13px;
  object-fit: cover;
}

.band-item strong {
  display: block;
  margin-top: 1rem;
  font-size: 0.88rem;
  line-height: 1.2;
}

.band-item span {
  display: block;
  margin-top: 0.4rem;
  color: var(--soft);
  font-size: 0.74rem;
}

.evidence-section,
.catalog-section,
.engine-section,
.about-ledger-section {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.capability-ledger {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.capability-ledger article {
  min-height: 220px;
  padding: 1.2rem;
  background: rgba(3, 6, 12, 0.88);
}

.capability-ledger span,
.loop-steps span,
.engine-row span,
.ledger-list span,
.contact-method span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  text-transform: uppercase;
}

.capability-ledger h3,
.loop-steps h3 {
  margin-top: 1.7rem;
  font-size: 1.18rem;
}

.capability-ledger p,
.loop-steps p,
.engine-row p,
.contact-method p {
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.official-section {
  padding-bottom: 6.5rem;
}

.official-links {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.09);
}

.official-links a,
.contact-method {
  display: block;
  padding: 1.25rem;
  background: rgba(4, 8, 16, 0.9);
  transition: background 180ms ease, transform 180ms ease;
}

.official-links a:hover,
.contact-method:hover {
  background: rgba(10, 18, 34, 0.96);
  transform: translateY(-1px);
}

.official-links span {
  color: var(--soft);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.official-links strong,
.contact-method strong,
.ledger-list strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 1.25rem;
  line-height: 1.2;
}

.inner-hero {
  padding: calc(var(--header) + 62px) 0 4.6rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(circle at 82% 20%, rgba(35, 231, 255, 0.18), transparent 23rem),
    radial-gradient(circle at 18% 26%, rgba(132, 105, 255, 0.18), transparent 22rem);
}

.catalog-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.6rem;
}

.catalog-toolbar h2 {
  margin-top: 0.45rem;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 500;
  text-transform: uppercase;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.filter-button {
  min-height: 38px;
  padding: 0 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.filter-button.is-active,
.filter-button:hover {
  color: #02040a;
  background: var(--cyan);
  border-color: var(--cyan);
}

.screenshot-wall {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.shot-tile {
  position: relative;
  min-height: 240px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.04);
}

.shot-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shot-tile span {
  position: absolute;
  left: 0.65rem;
  right: 0.65rem;
  bottom: 0.65rem;
  padding: 0.45rem 0.55rem;
  background: rgba(2, 4, 10, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.74rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.09);
}

.product-card {
  min-height: 360px;
  padding: 1rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0)),
    rgba(4, 8, 16, 0.92);
}

.product-card__top {
  display: grid;
  grid-template-columns: 66px 1fr;
  gap: 0.85rem;
  align-items: center;
}

.product-card__top img {
  width: 66px;
  height: 66px;
  object-fit: cover;
  border-radius: 15px;
}

.product-card h3 {
  font-size: 1.1rem;
  line-height: 1.18;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.product-meta span {
  padding: 0.15rem 0.48rem;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  color: rgba(247, 251, 255, 0.7);
  font-size: 0.72rem;
}

.product-card p {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.1rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
}

.rating-line {
  color: var(--soft);
  font-size: 0.8rem;
}

.product-seo-list {
  margin-top: 2.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.product-seo-list h2 {
  font-size: 1rem;
}

.product-seo-list ul {
  columns: 2;
  margin-top: 0.7rem;
}

.product-seo-list li {
  margin-bottom: 0.35rem;
}

.product-seo-list a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.loop-steps {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.loop-steps article {
  padding: 1.2rem;
  background: rgba(3, 6, 12, 0.9);
}

.engine-rows {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.engine-row {
  display: grid;
  grid-template-columns: 180px 1fr 1.3fr;
  gap: 1.4rem;
  padding: 1.4rem;
  background: rgba(3, 6, 12, 0.9);
  align-items: start;
}

.engine-row h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  font-weight: 500;
  text-transform: uppercase;
}

.ledger-list {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.09);
}

.ledger-list article {
  padding: 1.2rem;
  background: rgba(3, 6, 12, 0.9);
}

.source-grid,
.contact-grid {
  grid-template-columns: 1fr 1fr;
}

.source-card {
  min-height: 260px;
  padding: 1.4rem;
  border-top: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(35, 231, 255, 0.08), rgba(255, 255, 255, 0.02));
}

.contact-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.09);
}

.compact-cta {
  padding-top: 2rem;
}

.cta-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2rem 0;
  background: rgba(2, 4, 10, 0.92);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 0.7fr);
  gap: 1.5rem;
}

.footer-note {
  max-width: 28rem;
  margin-top: 0.8rem;
  color: var(--soft);
  font-size: 0.86rem;
}

.footer-col h3 {
  margin: 0 0 0.7rem;
  color: var(--soft);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  margin-top: 0.45rem;
  color: rgba(247, 251, 255, 0.68);
  font-size: 0.86rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.6rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--soft);
  font-size: 0.78rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 560ms ease, transform 560ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr 330px;
  }

  .product-rail {
    grid-column: 1 / -1;
    align-self: auto;
  }

  .rail-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
  }

  .hero-copy h1 {
    font-size: 4.2rem;
  }

  .proof-strip,
  .product-grid,
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-band {
    grid-template-columns: repeat(4, 1fr);
  }

  .screenshot-wall {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 820px) {
  .header-nav,
  .header-actions {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .hero-scene {
    padding-top: calc(var(--header) + 26px);
  }

  .hero-grid,
  .section-split,
  .inner-hero__grid,
  .official-grid,
  .evidence-layout,
  .loop-grid,
  .about-ledger,
  .source-grid {
    grid-template-columns: 1fr;
  }

  .rail-list {
    grid-template-columns: 1fr 1fr;
  }

  .hero-copy h1 {
    font-size: 3.2rem;
  }

  .spotlight-panel {
    border-left: 0;
    border-top: 1px solid rgba(35, 231, 255, 0.32);
  }

  .proof-strip,
  .capability-ledger,
  .product-band,
  .product-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 3.4rem 0;
  }

  .section-copy h2,
  .evidence-copy h2,
  .official-copy h2,
  .inner-hero h1,
  .loop-copy h2,
  .about-statement h2,
  .source-card h2,
  .cta-line h2 {
    font-size: 2.25rem;
  }

  .catalog-toolbar,
  .cta-line,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .screenshot-wall {
    grid-template-columns: 1fr 1fr;
  }

  .engine-row {
    grid-template-columns: 1fr;
  }

  .product-seo-list ul {
    columns: 1;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 28px, var(--max));
  }

  .brand-link span {
    max-width: 12rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .rail-list,
  .screenshot-wall,
  .shot-stack {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    font-size: 2.62rem;
  }

  .hero-lede {
    font-size: 1rem;
  }

  .spotlight-head {
    grid-template-columns: 58px 1fr;
  }

  .spotlight-head img {
    width: 58px;
    height: 58px;
    border-radius: 13px;
  }
}

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

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

  body::before {
    transform: none;
  }
}