:root {
  --bg: #04070d;
  --bg-elevated: #0a1220;
  --ink: #e8f1ff;
  --muted: #8fa3bf;
  --cyan: #2ee6d6;
  --cyan-dim: rgba(46, 230, 214, 0.15);
  --amber: #f0b429;
  --amber-dim: rgba(240, 180, 41, 0.12);
  --line: rgba(232, 241, 255, 0.08);
  --glass: rgba(10, 18, 32, 0.65);
  --radius: 4px;
  --font-display: "Orbitron", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", system-ui, sans-serif;
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

button,
input,
textarea {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

ul {
  list-style: none;
}

/* Atmosphere */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

#fx-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.25rem, 4vw, 3.5rem);
  backdrop-filter: blur(16px);
  background: linear-gradient(180deg, rgba(4, 7, 13, 0.88), rgba(4, 7, 13, 0.45));
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
  z-index: 40;
}

.site-header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(4, 7, 13, 0.92);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
}

.brand-mark svg {
  width: 100%;
  height: 100%;
  animation: spin-slow 24s linear infinite;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.brand-text small {
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--cyan);
  opacity: 0.85;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.92rem;
  color: var(--muted);
  transition: color 0.25s;
  position: relative;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  transition: width 0.3s;
}

.nav a:hover {
  color: var(--ink);
}

.nav a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 0.55rem 1.1rem !important;
  border: 1px solid rgba(46, 230, 214, 0.35);
  color: var(--cyan) !important;
  background: var(--cyan-dim);
  transition: background 0.25s, border-color 0.25s, color 0.25s !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: rgba(46, 230, 214, 0.25);
  border-color: var(--cyan);
  color: #fff !important;
}

.menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  z-index: 45;
}

@media (min-width: 961px) {
  .menu-btn {
    display: none !important;
  }

  .nav {
    display: flex !important;
    position: static;
    opacity: 1 !important;
    pointer-events: auto !important;
    background: none;
    flex-direction: row;
  }
}

.menu-btn span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s, opacity 0.3s;
}

.menu-btn.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.menu-btn.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* Hero */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-h) + 1.25rem) clamp(1.25rem, 4vw, 3.5rem) 3rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(46, 230, 214, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 230, 214, 0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
  animation: grid-drift 28s linear infinite;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero-orb-a {
  width: min(55vw, 520px);
  height: min(55vw, 520px);
  top: 8%;
  right: 5%;
  background: radial-gradient(circle, rgba(46, 230, 214, 0.35), transparent 70%);
  animation: float-a 12s ease-in-out infinite;
}

.hero-orb-b {
  width: min(45vw, 420px);
  height: min(45vw, 420px);
  bottom: 10%;
  left: -5%;
  background: radial-gradient(circle, rgba(240, 180, 41, 0.22), transparent 70%);
  animation: float-b 14s ease-in-out infinite;
}

.hero-inner {
  max-width: 920px;
  position: relative;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 0.85rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line);
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(3rem, 11vw, 6.8rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.glow-text {
  background: linear-gradient(120deg, #fff 10%, var(--cyan) 45%, var(--amber) 90%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 6s ease-in-out infinite;
}

.hero-tagline {
  font-size: clamp(1.15rem, 2.8vw, 1.6rem);
  font-weight: 500;
  letter-spacing: 0.35em;
  color: var(--cyan);
  margin-bottom: 0.9rem;
}

.hero-desc {
  max-width: 560px;
  color: var(--muted);
  font-size: 1.02rem;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.75rem;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s, border-color 0.25s, background 0.25s;
}

.btn-primary {
  background: linear-gradient(120deg, #1ab8ab, #2ee6d6 40%, #f0b429);
  background-size: 200% 100%;
  color: #041018;
  font-weight: 700;
  animation: btn-shift 5s ease infinite;
}

.btn-primary:hover {
  transform: translateY(-2px);
}

.btn-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.45) 50%, transparent 60%);
  transform: translateX(-120%);
  animation: shine 3.5s ease-in-out infinite;
}

.btn-ghost {
  border: 1px solid rgba(232, 241, 255, 0.2);
  color: var(--ink);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.btn-block {
  width: 100%;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  max-width: 880px;
  border-top: 1px solid var(--line);
  padding-top: 1.75rem;
}

.metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--cyan);
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.metric span {
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.scroll-hint {
  position: absolute;
  right: clamp(1.25rem, 4vw, 3.5rem);
  bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--muted);
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--cyan), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

/* Sections */
.section {
  padding: clamp(4.5rem, 10vw, 7.5rem) clamp(1.25rem, 4vw, 3.5rem);
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.35em;
  color: var(--amber);
  margin-bottom: 0.85rem;
}

.section-head h2 {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  margin-bottom: 0.85rem;
}

.section-head p {
  color: var(--muted);
  font-size: 1.02rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.glass-panel {
  padding: 1.75rem 1.5rem;
  background: linear-gradient(160deg, rgba(14, 28, 48, 0.85), rgba(8, 14, 24, 0.9));
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s, transform 0.35s;
}

.glass-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cyan-dim), transparent 45%);
  opacity: 0;
  transition: opacity 0.35s;
}

.glass-panel:hover {
  border-color: rgba(46, 230, 214, 0.35);
  transform: translateY(-4px);
}

.glass-panel:hover::before {
  opacity: 1;
}

.panel-icon {
  width: 48px;
  height: 48px;
  color: var(--cyan);
  margin-bottom: 1.25rem;
  position: relative;
}

.panel-icon svg {
  width: 100%;
  height: 100%;
}

.glass-panel h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
  position: relative;
}

.glass-panel p {
  color: var(--muted);
  font-size: 0.95rem;
  position: relative;
}

/* ADX Platform */
.adx {
  padding-top: clamp(3rem, 6vw, 5rem);
}

.adx-shell {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid rgba(46, 230, 214, 0.22);
  background:
    linear-gradient(145deg, rgba(8, 20, 36, 0.95), rgba(4, 10, 18, 0.98)),
    radial-gradient(ellipse at 20% 30%, rgba(46, 230, 214, 0.12), transparent 55%),
    radial-gradient(ellipse at 90% 80%, rgba(240, 180, 41, 0.1), transparent 50%);
  position: relative;
  overflow: hidden;
}

.adx-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(46, 230, 214, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 230, 214, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(ellipse 70% 80% at 30% 50%, #000 10%, transparent 75%);
  pointer-events: none;
}

.adx-visual {
  position: relative;
  z-index: 1;
  min-height: 300px;
  display: grid;
  place-items: center;
}

.adx-stage {
  position: relative;
  width: min(100%, 420px);
  height: 280px;
}

.adx-node,
.adx-user {
  position: absolute;
  display: grid;
  place-items: center;
  padding: 0.7rem 1.1rem;
  border: 1px solid rgba(46, 230, 214, 0.35);
  background: rgba(4, 12, 22, 0.85);
  font-size: 0.88rem;
  letter-spacing: 0.12em;
  color: var(--ink);
  backdrop-filter: blur(6px);
}

.adx-node.advertiser {
  top: 18%;
  left: 0;
}

.adx-node.publisher {
  top: 18%;
  right: 0;
  border-color: rgba(240, 180, 41, 0.4);
}

.adx-user {
  bottom: 8%;
  left: 50%;
  transform: translateX(-50%);
  border-color: rgba(232, 241, 255, 0.25);
  color: var(--muted);
}

.adx-bridge {
  position: absolute;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 68%;
  height: 90px;
}

.adx-core {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 96px;
  height: 96px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.25), transparent 40%),
    radial-gradient(circle, rgba(46, 230, 214, 0.35), rgba(4, 12, 22, 0.95) 70%);
  border: 1px solid rgba(46, 230, 214, 0.55);
  box-shadow: 0 0 36px rgba(46, 230, 214, 0.25);
  z-index: 2;
  animation: adx-pulse 3.2s ease-in-out infinite;
}

.adx-core strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  line-height: 1;
}

.adx-core small {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-top: 0.25rem;
}

.adx-beam {
  position: absolute;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.7;
}

.adx-beam-l {
  left: 0;
  right: 50%;
  margin-right: 48px;
}

.adx-beam-r {
  left: 50%;
  right: 0;
  margin-left: 48px;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
}

.adx-packet {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  z-index: 1;
}

.adx-packet.p1 {
  top: calc(50% - 4px);
  left: 8%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
  animation: adx-fly-l 2.4s linear infinite;
}

.adx-packet.p2 {
  top: calc(50% - 4px);
  right: 8%;
  background: var(--amber);
  box-shadow: 0 0 10px var(--amber);
  animation: adx-fly-r 2.8s linear infinite;
}

.adx-packet.p3 {
  left: calc(50% - 4px);
  top: 50%;
  background: #fff;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.7);
  animation: adx-fly-down 2.6s ease-in-out infinite;
}

.adx-copy {
  position: relative;
  z-index: 1;
}

.adx-copy h2 {
  font-size: clamp(1.85rem, 3.8vw, 2.6rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.adx-lead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.85;
  margin-bottom: 1.75rem;
  max-width: 520px;
}

.adx-points {
  display: grid;
  gap: 1rem;
}

.adx-points > div {
  padding: 0.9rem 0 0.9rem 1rem;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--cyan), var(--amber)) 1;
  background: linear-gradient(90deg, rgba(46, 230, 214, 0.06), transparent);
}

.adx-points h3 {
  font-size: 1rem;
  margin-bottom: 0.3rem;
  letter-spacing: 0.06em;
}

.adx-points p {
  color: var(--muted);
  font-size: 0.92rem;
}

@keyframes adx-pulse {
  0%, 100% { box-shadow: 0 0 28px rgba(46, 230, 214, 0.22); transform: translate(-50%, -50%) scale(1); }
  50% { box-shadow: 0 0 48px rgba(46, 230, 214, 0.4); transform: translate(-50%, -50%) scale(1.04); }
}

@keyframes adx-fly-l {
  0% { left: 8%; opacity: 0; }
  15% { opacity: 1; }
  50% { left: 42%; opacity: 1; }
  100% { left: 42%; opacity: 0; }
}

@keyframes adx-fly-r {
  0% { right: 8%; opacity: 0; }
  15% { opacity: 1; }
  50% { right: 42%; opacity: 1; }
  100% { right: 42%; opacity: 0; }
}

@keyframes adx-fly-down {
  0% { top: 55%; opacity: 0; }
  20% { opacity: 1; }
  100% { top: 170%; opacity: 0; }
}

@media (max-width: 960px) {
  .adx-stage {
    height: 240px;
    width: min(100%, 360px);
  }

  .adx-node.advertiser,
  .adx-node.publisher {
    top: 8%;
    font-size: 0.8rem;
    padding: 0.55rem 0.85rem;
  }

  .adx-core {
    width: 84px;
    height: 84px;
  }

  .adx-user {
    bottom: 4%;
  }
}

/* Services */
.services {
  background:
    radial-gradient(ellipse 50% 40% at 100% 0%, rgba(46, 230, 214, 0.08), transparent),
    radial-gradient(ellipse 40% 35% at 0% 100%, rgba(240, 180, 41, 0.06), transparent);
}

.services-showcase {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.service-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  align-items: center;
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(12px);
}

.service-card.reverse {
  grid-template-columns: 1fr 280px;
}

.service-card.reverse .service-visual {
  order: 2;
}

.service-visual {
  height: 220px;
  display: grid;
  place-items: center;
  position: relative;
  background:
    radial-gradient(circle at center, rgba(46, 230, 214, 0.12), transparent 65%),
    linear-gradient(160deg, #0c1828, #071018);
  border: 1px solid rgba(46, 230, 214, 0.15);
  overflow: hidden;
}

.service-body h3 {
  font-size: 1.45rem;
  margin-bottom: 0.75rem;
}

.service-body p {
  color: var(--muted);
  margin-bottom: 1.1rem;
  max-width: 520px;
}

.service-body ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.service-body li {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(46, 230, 214, 0.25);
  color: var(--cyan);
  background: var(--cyan-dim);
}

/* Animated visuals */
[data-anim="pulse"] {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

[data-anim="pulse"] .ring {
  position: absolute;
  border: 1px solid rgba(46, 230, 214, 0.35);
  border-radius: 50%;
  animation: ring-pulse 3s ease-out infinite;
}

.ring-1 { width: 70px; height: 70px; animation-delay: 0s; }
.ring-2 { width: 110px; height: 110px; animation-delay: 0.6s; }
.ring-3 { width: 150px; height: 150px; animation-delay: 1.2s; }

.flow-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 100px;
}

.flow-bars i {
  display: block;
  width: 12px;
  background: linear-gradient(180deg, var(--cyan), var(--amber));
  animation: bar-dance 1.4s ease-in-out infinite;
}

.flow-bars i:nth-child(1) { height: 35%; animation-delay: 0s; }
.flow-bars i:nth-child(2) { height: 60%; animation-delay: 0.1s; }
.flow-bars i:nth-child(3) { height: 45%; animation-delay: 0.2s; }
.flow-bars i:nth-child(4) { height: 85%; animation-delay: 0.3s; }
.flow-bars i:nth-child(5) { height: 55%; animation-delay: 0.4s; }
.flow-bars i:nth-child(6) { height: 70%; animation-delay: 0.5s; }
.flow-bars i:nth-child(7) { height: 40%; animation-delay: 0.6s; }

[data-anim="orbit"] .orbit-core {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, var(--cyan) 40%, transparent);
  box-shadow: 0 0 24px rgba(46, 230, 214, 0.6);
}

.orbit-path {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 1px dashed rgba(46, 230, 214, 0.35);
  border-radius: 50%;
  animation: spin-slow 8s linear infinite;
}

.orbit-path.orbit-2 {
  width: 150px;
  height: 150px;
  border-color: rgba(240, 180, 41, 0.35);
  animation-direction: reverse;
  animation-duration: 12s;
}

.orbit-path span {
  position: absolute;
  top: -4px;
  left: 50%;
  width: 8px;
  height: 8px;
  margin-left: -4px;
  border-radius: 50%;
  background: var(--cyan);
}

.orbit-2 span {
  background: var(--amber);
}

[data-anim="radar"] {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 1px solid rgba(46, 230, 214, 0.25);
  background:
    radial-gradient(circle, transparent 30%, rgba(46, 230, 214, 0.05) 31%, transparent 32%),
    radial-gradient(circle, transparent 55%, rgba(46, 230, 214, 0.05) 56%, transparent 57%);
}

.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(46, 230, 214, 0.35) 50deg, transparent 70deg);
  animation: spin-slow 3s linear infinite;
}

.radar-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  animation: blink 2s ease-in-out infinite;
}

.radar-dot.d1 { top: 28%; left: 62%; }
.radar-dot.d2 { top: 58%; left: 30%; animation-delay: 0.5s; }
.radar-dot.d3 { top: 42%; left: 72%; animation-delay: 1s; }

/* Advantage */
.advantage {
  position: relative;
  overflow: hidden;
}

.advantage-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0%, rgba(46, 230, 214, 0.03) 50%, transparent 100%),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 40px,
      rgba(46, 230, 214, 0.02) 40px,
      rgba(46, 230, 214, 0.02) 41px
    );
  pointer-events: none;
}

.advantage-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  position: relative;
}

.adv-item {
  display: flex;
  gap: 1.25rem;
  padding: 1.75rem 1.5rem;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--cyan), var(--amber)) 1;
  background: linear-gradient(90deg, rgba(46, 230, 214, 0.06), transparent);
  transition: background 0.3s;
}

.adv-item:hover {
  background: linear-gradient(90deg, rgba(46, 230, 214, 0.12), transparent);
}

.adv-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--amber);
  line-height: 1;
}

.adv-item h3 {
  font-size: 1.15rem;
  margin-bottom: 0.45rem;
}

.adv-item p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* Partners */
.partners {
  overflow: hidden;
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  margin-bottom: 1rem;
}

.marquee-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  animation: marquee 40s linear infinite;
}

.marquee-reverse .marquee-track {
  animation-direction: reverse;
  animation-duration: 48s;
}

.marquee-track span {
  flex-shrink: 0;
  padding: 1rem 1.75rem;
  border: 1px solid var(--line);
  background: rgba(10, 18, 32, 0.8);
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  transition: color 0.25s, border-color 0.25s;
}

.marquee-track span:hover {
  color: var(--cyan);
  border-color: rgba(46, 230, 214, 0.4);
}

/* Contact */
.contact-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  padding: clamp(1.75rem, 4vw, 3rem);
  border: 1px solid rgba(46, 230, 214, 0.2);
  background:
    linear-gradient(145deg, rgba(14, 32, 48, 0.9), rgba(6, 12, 22, 0.95)),
    radial-gradient(ellipse at top right, rgba(46, 230, 214, 0.15), transparent 50%);
  position: relative;
  overflow: hidden;
}

.contact-card::after {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(240, 180, 41, 0.12), transparent 60%);
  pointer-events: none;
  animation: float-b 10s ease-in-out infinite;
}

.contact-copy {
  position: relative;
  z-index: 1;
}

.contact-copy h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.4rem);
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
}

.contact-copy > p {
  color: var(--muted);
  margin-bottom: 2rem;
  max-width: 420px;
}

.contact-meta {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-meta li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.contact-meta span {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--amber);
}

.contact-meta strong {
  font-weight: 500;
  font-size: 0.98rem;
}

.contact-meta .icp-link {
  margin-top: 0.2rem;
  font-size: 0.85rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
  width: fit-content;
  transition: opacity 0.25s;
}

.contact-meta .icp-link:hover {
  opacity: 0.8;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  z-index: 1;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-form label span {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  padding: 0.9rem 1rem;
  background: rgba(4, 7, 13, 0.65);
  border: 1px solid var(--line);
  transition: border-color 0.25s;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(46, 230, 214, 0.55);
}

.form-note {
  text-align: center;
  color: var(--cyan);
  font-size: 0.9rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem clamp(1.25rem, 4vw, 3.5rem) 2.5rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.footer-brand strong {
  color: var(--ink);
  letter-spacing: 0.15em;
  font-size: 1rem;
}

.footer-brand span {
  font-size: 0.78rem;
  color: var(--cyan);
  letter-spacing: 0.2em;
}

.footer-entities {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  text-align: right;
}

.footer-entities > p {
  margin-bottom: 0.15rem;
}

.entity-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.65rem 1.1rem;
  align-items: center;
}

.entity-row a {
  color: var(--cyan);
  font-size: 0.84rem;
}

.site-footer a:hover {
  color: var(--cyan);
  opacity: 0.85;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
  transition-delay: var(--d, 0s);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Keyframes */
@keyframes shimmer {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

@keyframes shine {
  0%, 70% { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}

@keyframes btn-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes float-a {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-30px, 24px); }
}

@keyframes float-b {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(24px, -20px); }
}

@keyframes grid-drift {
  from { background-position: 0 0; }
  to { background-position: 64px 64px; }
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

@keyframes spin-slow {
  to { transform: rotate(360deg); }
}

@keyframes ring-pulse {
  0% { transform: scale(0.7); opacity: 0.8; }
  100% { transform: scale(1.35); opacity: 0; }
}

@keyframes bar-dance {
  0%, 100% { transform: scaleY(0.55); }
  50% { transform: scaleY(1); }
}

@keyframes blink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Responsive */
@media (max-width: 960px) {
  .menu-btn {
    display: flex;
  }

  .nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 1.75rem;
    background: rgba(4, 7, 13, 0.96);
    backdrop-filter: blur(20px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s;
  }

  .nav.open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    font-size: 1.25rem;
  }

  .hero-metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

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

  .adx-visual {
    min-height: 260px;
    order: -1;
  }

  .service-card,
  .service-card.reverse {
    grid-template-columns: 1fr;
  }

  .service-card.reverse .service-visual {
    order: 0;
  }

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

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

  .scroll-hint {
    display: none;
  }
}

@media (max-width: 560px) {
  .hero-tagline {
    letter-spacing: 0.18em;
  }

  .hero-metrics {
    gap: 1.25rem 0.75rem;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-entities {
    text-align: left;
  }

  .entity-row {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}