:root {
  --bg: #000;
  --bg-deep: #050505;
  --surface: rgba(10, 10, 10, 0.92);
  --surface-strong: rgba(14, 14, 14, 0.98);
  --surface-soft: rgba(255, 255, 255, 0.02);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #fafafa;
  --muted: #a1a1aa;
  --accent: #ffffff;
  --accent-soft: rgba(255, 255, 255, 0.08);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --content-width: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family:
    "Hiragino Sans",
    "Hiragino Kaku Gothic ProN",
    "Yu Gothic",
    "Meiryo",
    "Segoe UI",
    sans-serif;
  background: #000;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.32;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.92), rgba(0, 0, 0, 0.82));
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.container {
  width: var(--content-width);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 16px 24px;
  background: rgba(0, 0, 0, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand-logo {
  width: auto;
  height: 62px;
}

.header-tools {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.site-nav {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: color 0.18s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  margin: 0;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition:
    transform 0.22s ease,
    opacity 0.18s ease;
}

.menu-toggle span:nth-child(1) {
  top: 13px;
  transform: translateX(-50%);
}

.menu-toggle span:nth-child(2) {
  top: 20px;
  transform: translateX(-50%);
}

.menu-toggle span:nth-child(3) {
  top: 27px;
  transform: translateX(-50%);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1),
.menu-toggle.is-open span:nth-child(1) {
  top: 20px;
  transform: translateX(-50%) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2),
.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3),
.menu-toggle.is-open span:nth-child(3) {
  top: 20px;
  transform: translateX(-50%) rotate(-45deg);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.lang-button {
  border: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition:
    background-color 0.18s ease,
    color 0.18s ease;
}

.lang-button.is-active {
  color: #000;
  background: #fff;
}

.hero-section {
  position: relative;
  padding: 140px 0 88px;
  transition: padding 220ms ease;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 14px 14px;
  opacity: 0.34;
  mask-image:
    radial-gradient(circle at 50% 42%, rgba(0, 0, 0, 0.82), transparent 78%);
  pointer-events: none;
}

.hero-orbit {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  pointer-events: none;
}

.hero-orbit-a {
  top: 120px;
  right: -140px;
  width: 520px;
  height: 520px;
  animation: orbit-drift 12s ease-in-out infinite alternate;
}

.hero-orbit-b {
  top: 200px;
  right: 60px;
  width: 240px;
  height: 240px;
  animation: orbit-drift 9s ease-in-out infinite alternate-reverse;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: start;
  min-height: calc(100svh - 96px);
  transition:
    gap 220ms ease,
    min-height 220ms ease;
}

.hero-primary {
  min-height: calc(100svh - 96px);
  display: grid;
  align-items: center;
  transition: min-height 220ms ease;
}

.hero-copy {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0;
  text-align: center;
}

.hero-copy .hero-visual {
  margin-top: 18px;
  margin-bottom: 18px;
  transition:
    margin-top 220ms ease,
    margin-bottom 220ms ease;
}

.hero-secondary {
  width: 100%;
  display: grid;
  gap: 32px;
  position: relative;
  padding-top: 34px;
}

#service {
  scroll-margin-top: 120px;
}

.hero-secondary::before,
.section-head::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  width: 100dvw;
  height: 3px;
  transform: translateX(-50%) scaleX(0);
  transform-origin: left center;
  opacity: 0;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      rgba(126, 208, 255, 0.18) 0%,
      rgba(166, 226, 255, 0.3) 18%,
      rgba(235, 247, 255, 0.56) 50%,
      rgba(166, 226, 255, 0.3) 82%,
      rgba(126, 208, 255, 0.18) 100%
    );
  box-shadow:
    0 0 18px rgba(90, 170, 255, 0.16),
    0 0 36px rgba(90, 170, 255, 0.1);
  transition:
    transform 0.85s ease,
    opacity 0.85s ease;
}

.hero-secondary .eyebrow {
  margin-bottom: 0;
  text-align: center;
  font-size: 1.18rem;
  letter-spacing: 0.18em;
}

#news .section-head {
  text-align: center;
}

#news .eyebrow {
  margin-bottom: 12px;
  text-align: center;
  font-size: 1.18rem;
  letter-spacing: 0.18em;
}

#news .section-title {
  margin-inline: auto;
}

#company .section-title {
  margin-inline: auto;
  font-size: 1.18rem;
  letter-spacing: 0.18em;
  text-align: center;
}

.hero-visual {
  position: relative;
  --orbit-stage-size: clamp(260px, 30vw, 420px);
  width: min(100%, 1240px);
  height: clamp(360px, min(62vw, 52svh), 760px);
  margin: 10px auto 20px;
  display: grid;
  place-items: center;
  isolation: isolate;
  transition:
    width 220ms ease,
    height 220ms ease,
    margin 220ms ease;
}

.hero-visual-glow {
  position: absolute;
  inset: 24% 28% 20%;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.022) 30%, transparent 70%);
  filter: blur(24px);
  opacity: 0.42;
  transition:
    inset 220ms ease,
    opacity 220ms ease,
    filter 220ms ease;
}

.rainbow-waves {
  position: absolute;
  inset: 12% 8% 12%;
  display: grid;
  place-items: center;
  pointer-events: none;
  transition: inset 220ms ease;
}

.rainbow-wave {
  position: absolute;
  width: calc(var(--orbit-stage-size) * 2);
  height: calc(var(--orbit-stage-size) * 0.52);
  opacity: 0.86;
  overflow: visible;
  filter: none;
  transition:
    width 220ms ease,
    height 220ms ease,
    opacity 220ms ease;
}

.rainbow-wave path {
  fill: none;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 0;
  filter: drop-shadow(0 0 18px rgba(126, 195, 255, 0.22));
}

.rainbow-wave-1 {
  transform: translate(-3%, -8%) scaleX(1.02);
  animation: rainbow-float-1 24s linear infinite;
}

.orbital-stage {
  position: relative;
  z-index: 2;
  width: var(--orbit-stage-size);
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  transition: width 220ms ease;
}

.orbital-axis {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 180vw;
  height: clamp(28px, 3.3vw, 46px);
  transform: translate(-50%, -50%) rotate(-23.4deg);
  pointer-events: none;
  z-index: 1;
}

.orbital-axis-beam,
.orbital-axis-core {
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  border-radius: 999px;
  transform: translate(-50%, -50%) scaleX(0);
  transform-origin: left center;
  opacity: 0;
  will-change: transform, opacity;
}

.orbital-axis-beam {
  width: 100%;
  height: clamp(14px, 1.8vw, 24px);
  background:
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0) 0%,
      rgba(56, 138, 255, 0.08) 12%,
      rgba(118, 204, 255, 0.18) 26%,
      rgba(188, 235, 255, 0.22) 42%,
      rgba(118, 204, 255, 0.1) 70%,
      rgba(56, 138, 255, 0.03) 90%,
      rgba(255, 255, 255, 0) 100%
    );
  filter: blur(10px);
  opacity: 1;
}

.orbital-axis-core {
  width: 100%;
  height: 2px;
  background:
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0) 0%,
      rgba(194, 232, 255, 0.9) 12%,
      rgba(245, 251, 255, 1) 34%,
      rgba(188, 228, 255, 0.72) 66%,
      rgba(194, 232, 255, 0.14) 90%,
      rgba(255, 255, 255, 0) 100%
    );
  box-shadow:
    0 0 3px rgba(238, 249, 255, 0.86),
    0 0 10px rgba(116, 198, 255, 0.24);
}

.orbital-axis-core::before,
.orbital-axis-core::after {
  content: "";
  position: absolute;
  inset: 50% 0 auto;
  transform: translateY(-50%);
  border-radius: inherit;
  pointer-events: none;
}

.orbital-axis-core::before {
  height: 1px;
  background:
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0) 0%,
      rgba(255, 255, 255, 0.98) 20%,
      rgba(255, 255, 255, 1) 42%,
      rgba(236, 248, 255, 0.7) 72%,
      rgba(255, 255, 255, 0) 100%
    );
  filter: blur(2.4px);
  opacity: 0.96;
}

.orbital-axis-core::after {
  height: 2px;
  background:
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0) 0%,
      rgba(154, 220, 255, 0.18) 18%,
      rgba(212, 242, 255, 0.38) 44%,
      rgba(124, 204, 255, 0.14) 72%,
      rgba(255, 255, 255, 0) 100%
    );
  transform: translateY(-50%) translateY(1px);
  filter: blur(5.8px);
  opacity: 0.98;
}

.hero-primary.is-visible .orbital-axis-beam {
  animation: orbital-axis-sweep 0.96s ease 520ms forwards;
}

.hero-primary.is-visible .orbital-axis-core {
  animation: orbital-axis-sweep 0.88s ease 520ms forwards;
}

.orbital-void {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(240, 250, 255, 0.12), rgba(120, 195, 255, 0.035) 24%, rgba(255, 255, 255, 0) 46%, transparent 74%);
  transform: translate(-50%, -50%);
  filter: blur(10px);
  opacity: 0.42;
  z-index: 2;
}

.orbital-rings {
  position: absolute;
  inset: 0;
}

.orbital-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  overflow: visible;
}

.orbital-ring::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.2px;
  background:
    linear-gradient(
      90deg,
      rgba(255, 53, 80, 0) 0%,
      rgba(255, 53, 80, 0.92) 14%,
      rgba(255, 176, 0, 0.95) 30%,
      rgba(255, 243, 74, 0.92) 45%,
      rgba(0, 226, 155, 0.9) 60%,
      rgba(47, 152, 255, 0.95) 77%,
      rgba(155, 70, 255, 0.9) 90%,
      rgba(155, 70, 255, 0) 100%
    );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.9;
}

.orbital-ring-a {
  width: 100%;
  height: 54%;
  transform: translate(-50%, -50%) rotate(-12deg);
  animation: orbit-ring-a 56s linear infinite;
}

.orbital-ring-a::before {
  padding: 2.2px;
  opacity: 0.96;
  filter:
    drop-shadow(0 0 14px rgba(96, 173, 255, 0.26))
    drop-shadow(0 0 28px rgba(72, 150, 255, 0.14));
}

.orbital-ring-b {
  width: 64%;
  height: 92%;
  transform: translate(-50%, -50%) rotate(28deg);
  animation: orbit-ring-b 68s linear infinite reverse;
}

.orbital-ring-b::before {
  opacity: 1;
  filter: drop-shadow(0 0 16px rgba(88, 82, 204, 0.34));
}

.eyebrow,
.panel-kicker,
.panel-label,
.news-tag,
.card-index,
.roadmap-item span {
  margin: 0 0 14px;
  color: #d4d4d8;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 800;
}

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

h1,
h2,
h3 {
  line-height: 1.05;
}

.hero-title {
  font-size: clamp(0.98rem, 3.9vw, 5.2rem);
  letter-spacing: -0.055em;
  max-width: 100%;
  margin: 0 auto;
  white-space: nowrap;
  text-wrap: nowrap;
  overflow-wrap: normal;
  line-height: 0.96;
  color: #fff;
  text-shadow: 0 0 32px rgba(255, 255, 255, 0.06);
  transition:
    font-size 220ms ease,
    letter-spacing 220ms ease,
    word-spacing 220ms ease,
    text-shadow 220ms ease;
  opacity: 0;
  transform: translateY(18px);
  transition:
    font-size 220ms ease,
    letter-spacing 220ms ease,
    word-spacing 220ms ease,
    text-shadow 220ms ease,
    opacity 760ms ease 520ms,
    transform 760ms ease 520ms;
}

html[lang="en"] .hero-title {
  display: table;
  font-size: clamp(0.98rem, 2.8vw, 3.3rem);
  letter-spacing: -0.03em;
  word-spacing: 0;
  line-height: 0.99;
  white-space: nowrap;
  text-wrap: nowrap;
  overflow-wrap: normal;
  margin-inline: auto;
  text-align: center;
}

html[lang="en"] .hero-copy {
  max-width: 1180px;
}

.hero-primary.is-visible .hero-title {
  opacity: 1;
  transform: translateY(0);
}

.lead,
.body-copy,
.card p,
.company-list dt,
.company-list dd,
.site-footer p,
.site-footer a {
  color: var(--muted);
  line-height: 1.8;
  font-size: 1rem;
}

.lead {
  max-width: 50rem;
  margin-top: 0;
  margin-inline: auto;
  font-size: clamp(1.08rem, 2.2vw, 1.3rem);
  text-align: center;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    background-color 0.18s ease,
    box-shadow 0.18s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #000;
  background: #fff;
  box-shadow: none;
}

.button-secondary {
  background: #0a0a0a;
  border-color: rgba(255, 255, 255, 0.12);
}

.hero-panel,
.card,
.contact-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: none;
  backdrop-filter: blur(10px);
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 24px;
  width: 100%;
  max-width: 1040px;
  padding: 28px 32px;
  margin: 0 auto;
  align-items: center;
  opacity: 0.9;
  transform: translateY(10px);
}

.hero-points {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 18px;
  color: var(--text);
  line-height: 1.7;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.06);
}

.signal-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 10px;
  align-items: center;
  margin-top: 26px;
}

.signal-node {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 78px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  font-size: 0.92rem;
  font-weight: 700;
  text-align: center;
}

.signal-line {
  height: 1px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0.08));
  animation: signal-flow 10s linear infinite;
}

.section {
  padding: 96px 0;
}

.section-dark {
  background: transparent;
}

.section-head {
  position: relative;
  padding-top: 34px;
  margin-bottom: 32px;
}

.hero-secondary.is-visible::before,
.section-head.is-visible::before {
  opacity: 1;
  transform: translateX(-50%) scaleX(1);
}

.section-title {
  max-width: 18ch;
  font-size: clamp(2rem, 4.5vw, 3.7rem);
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.build-grid,
.solutions-grid,
.news-grid,
.metrics-grid,
.principles-grid,
.roadmap-grid {
  display: grid;
  gap: 18px;
}

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

.card {
  padding: 28px;
  border-radius: var(--radius-md);
  transition:
    border-color 0.18s ease,
    background-color 0.18s ease,
    transform 0.18s ease;
}

.card:hover,
.hero-panel:hover,
.contact-panel:hover {
  border-color: var(--line-strong);
  background: rgba(13, 13, 13, 0.96);
}

.build-card h3,
.solution-card h3,
.news-card h3,
.principle-card h3,
.roadmap-head h3 {
  margin-bottom: 12px;
  font-size: 1.35rem;
}

.news-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.news-date {
  color: var(--text-muted);
  font-size: 0.86rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.news-card-link {
  display: block;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.news-thumb-frame {
  position: relative;
  margin-bottom: 18px;
}

.news-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.02);
}

.news-thumb-date {
  position: absolute;
  left: 14px;
  top: 14px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(5, 10, 18, 0.78);
  backdrop-filter: blur(10px);
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
}

.news-card h3 {
  margin-bottom: 0;
}

.news-card-link:focus-visible {
  outline: 1px solid rgba(126, 208, 255, 0.72);
  outline-offset: 10px;
  border-radius: 18px;
}

.why-layout,
.technology-layout,
.company-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.metrics-grid,
.principles-grid {
  grid-template-columns: 1fr;
}

.metric-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.diagram-card {
  padding: 30px;
}

.architecture-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 14px;
  align-items: stretch;
}

.architecture-stage {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.02);
}

.architecture-stage strong {
  font-size: 1.06rem;
}

.architecture-stage p {
  margin-bottom: 0;
}

.architecture-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.05);
}

.architecture-connector {
  align-self: center;
  width: 54px;
  height: 1px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.08));
}

.roadmap {
  margin-top: 20px;
}

.roadmap-head {
  margin-bottom: 22px;
}

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

.roadmap-item {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.02);
}

.roadmap-item strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.12rem;
}

.company-list {
  margin: 0;
}

.company-list div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.company-list div:first-child {
  border-top: 0;
  padding-top: 0;
}

.company-list dd {
  margin: 0;
  text-align: right;
  color: var(--text);
  font-weight: 700;
}

#company .section-head {
  text-align: center;
}

#company .section-title {
  margin-inline: auto;
}

#company .company-layout {
  grid-template-columns: minmax(0, 720px);
  justify-content: center;
}

.contact-section {
  padding-bottom: 108px;
}

.contact-panel {
  width: min(100%, 720px);
  padding: 34px;
  margin: 0 auto;
}

.contact-actions {
  display: flex;
  justify-content: center;
  margin-top: 0;
}

.contact-copy {
  display: grid;
  gap: 12px;
  justify-items: center;
}

.contact-link {
  display: inline-block;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  transition:
    color 0.18s ease,
    border-color 0.18s ease,
    opacity 0.18s ease;
}

.contact-link:hover,
.contact-link:focus-visible {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.5);
  opacity: 1;
}

.contact-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.7;
  text-align: center;
}

#contact .section-head {
  text-align: center;
}

#contact .section-title {
  margin-inline: auto;
  font-size: 1.18rem;
  letter-spacing: 0.18em;
  text-align: center;
}

.article-page .site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(18px);
}

.article-main {
  padding: 150px 0 120px;
}

.article-shell {
  max-width: 860px;
  margin: 0 auto;
}

.article-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 36px;
}

.article-back {
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.08em;
  font-size: 0.9rem;
}

.article-back:hover,
.article-back:focus-visible {
  color: var(--text-primary);
}

.article-card {
  position: relative;
  overflow: hidden;
  padding: 44px;
}

.article-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(
    180deg,
    rgba(92, 171, 255, 0.08),
    rgba(191, 227, 255, 0.72) 34%,
    rgba(92, 171, 255, 0.12)
  );
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.article-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
}

.article-kicker::before {
  content: "";
  width: 28px;
  height: 1px;
  background: rgba(153, 210, 255, 0.62);
}

.article-date {
  color: var(--text-muted);
  letter-spacing: 0.08em;
  font-size: 0.92rem;
}

.article-title {
  max-width: 18ch;
  margin-bottom: 20px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
}

.article-lead {
  margin-bottom: 24px;
  color: var(--text-secondary);
  font-size: 1.08rem;
  line-height: 1.85;
}

.article-body {
  display: grid;
  gap: 16px;
  color: var(--text-secondary);
  line-height: 1.92;
}

.article-body p {
  margin: 0;
}

.article-links {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  gap: 12px;
}

.article-links-title {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
  letter-spacing: 0.1em;
}

.article-link {
  color: rgba(214, 239, 255, 0.9);
  text-decoration: none;
  line-height: 1.7;
  word-break: break-word;
}

.article-link:hover,
.article-link:focus-visible {
  color: #ffffff;
}

.site-footer {
  padding: 0 0 34px;
}

.footer-inner {
  display: flex;
  justify-content: center;
  text-align: center;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}

[data-reveal].hero-primary {
  transition:
    opacity 0.95s ease,
    transform 0.95s ease;
}

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

@keyframes orbit-drift {
  0% {
    transform: translate3d(0, 0, 0);
    opacity: 0.55;
  }

  100% {
    transform: translate3d(0, 10px, 0);
    opacity: 0.85;
  }
}

@keyframes signal-flow {
  0% {
    opacity: 0.35;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 0.35;
  }
}

@keyframes orbital-drift {
  0% {
    transform: translateY(0) rotate(-4deg);
  }

  50% {
    transform: translateY(-8px) rotate(3deg);
  }

  100% {
    transform: translateY(0) rotate(-4deg);
  }
}

@keyframes orbit-ring-a {
  0% {
    transform: translate(-50%, -50%) rotate(-8deg);
  }

  100% {
    transform: translate(-50%, -50%) rotate(352deg);
  }
}

@keyframes orbit-ring-b {
  0% {
    transform: translate(-50%, -50%) rotate(26deg);
  }

  100% {
    transform: translate(-50%, -50%) rotate(386deg);
  }
}

@keyframes rainbow-float-1 {
  0% {
    transform: translate(-2%, -6%) scaleX(1);
    opacity: 0.54;
  }

  50% {
    transform: translate(-1%, -5.2%) scaleX(1.002);
    opacity: 0.78;
  }

  100% {
    transform: translate(-2%, -6%) scaleX(1);
    opacity: 0.54;
  }
}

@keyframes rainbow-float-2 {
  0% {
    transform: translate(6%, 10%) scaleX(1);
    opacity: 0.28;
  }

  50% {
    transform: translate(5.2%, 9.4%) scaleX(1.002);
    opacity: 0.48;
  }

  100% {
    transform: translate(6%, 10%) scaleX(1);
    opacity: 0.28;
  }
}

@keyframes orbital-axis-sweep {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scaleX(0);
  }

  18% {
    opacity: 0.95;
  }

  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scaleX(1);
  }
}

@media (max-width: 1100px) {
  .hero-grid,
  .why-layout,
  .technology-layout,
  .company-layout,
  .contact-panel,
  .build-grid,
  .solutions-grid,
  .news-grid,
  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .section-title,
  .contact-copy .section-title {
    max-width: 100%;
  }

  .signal-diagram,
  .architecture-diagram {
    grid-template-columns: 1fr;
  }

  .signal-line,
  .architecture-connector {
    width: 1px;
    height: 30px;
    margin: 0 auto;
  }

  .hero-orbit-a {
    right: -180px;
    width: 420px;
    height: 420px;
  }

  .hero-orbit-b {
    right: 20px;
  }

  .hero-panel {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    height: clamp(440px, 64vw, 720px);
  }
}

@media (max-width: 920px) {
  .site-header {
    position: sticky;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    padding: 16px 18px;
    align-items: center;
  }

  .header-tools {
    margin-left: 0;
    justify-self: end;
    position: relative;
    z-index: 31;
  }

  .menu-toggle {
    display: inline-block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: auto;
    right: 18px;
    z-index: 30;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
    width: max-content;
    min-width: 168px;
    max-width: calc(100vw - 36px);
    padding: 20px 24px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    background: rgba(6, 12, 22, 0.95);
    box-shadow: 0 22px 44px rgba(0, 0, 0, 0.34);
    backdrop-filter: blur(16px);
  }

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

  .site-nav a {
    width: 100%;
    text-align: center;
    min-width: 120px;
  }

  .brand-logo {
    height: 58px;
  }

  .hero-section {
    padding-top: 120px;
    padding-bottom: 64px;
  }

  .hero-grid {
    min-height: auto;
    gap: 24px;
  }

  .hero-primary {
    min-height: calc(100svh - 104px);
  }

  .hero-copy {
    padding-bottom: 0;
  }

  .hero-visual {
    --orbit-stage-size: clamp(150px, 32vw, 210px);
    width: min(100%, calc(100% + 20px));
    height: clamp(300px, min(82vw, 44svh), 520px);
    margin-top: 8px;
  }

  .rainbow-waves {
    inset: 20% 4% 16%;
  }

  .card,
  .hero-panel,
  .contact-panel {
    padding: 22px;
  }

  .article-main {
    padding: 132px 0 96px;
  }

  .article-topbar {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 28px;
  }

  .article-card {
    padding: 32px 26px;
  }

  .article-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .article-title {
    max-width: none;
    font-size: clamp(1.9rem, 10vw, 2.8rem);
  }

  .button {
    width: 100%;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}