:root {
  --bg: #050816;
  --bg-soft: #0b1127;
  --surface: rgba(10, 20, 48, 0.55);
  --surface-strong: rgba(12, 28, 64, 0.78);
  --line: rgba(150, 207, 255, 0.18);
  --line-strong: rgba(150, 207, 255, 0.32);
  --text: #ecf4ff;
  --muted: #9eb5d8;
  --primary: #76f0ff;
  --secondary: #5f8cff;
  --accent: #8f63ff;
  --glow: 0 0 40px rgba(118, 240, 255, 0.25);
  --radius: 24px;
  --shadow: 0 30px 70px rgba(2, 7, 20, 0.45);
  --content-width: min(1180px, calc(100% - 40px));
  --header-height: 84px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: #050816;
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background-color: #050816;
  background:
    radial-gradient(circle at 20% 20%, rgba(118, 240, 255, 0.14), transparent 28%),
    radial-gradient(circle at 78% 14%, rgba(95, 140, 255, 0.22), transparent 30%),
    radial-gradient(circle at 70% 75%, rgba(143, 99, 255, 0.15), transparent 25%),
    linear-gradient(180deg, #030713 0%, #050918 45%, #070d1f 100%);
  font-family:
    "Avenir Next",
    "Segoe UI Variable",
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(138, 186, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(138, 186, 255, 0.06) 1px, transparent 1px);
  background-size: 70px 70px;
  opacity: 0.24;
}

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

button,
a.button {
  border: 0;
  cursor: pointer;
}

.starfield,
.page-noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
}

.starfield {
  z-index: 0;
}

.page-noise {
  z-index: 1;
  opacity: 0.03;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.4) 0 1px, transparent 1px),
    radial-gradient(circle at 80% 40%, rgba(255, 255, 255, 0.3) 0 1px, transparent 1px),
    radial-gradient(circle at 30% 80%, rgba(255, 255, 255, 0.2) 0 1px, transparent 1px);
  background-size: 160px 160px;
}

.site-header,
.section,
.site-footer {
  width: var(--content-width);
  margin: 0 auto;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 2;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 10px;
  padding: 0 18px;
  border: 1px solid rgba(150, 207, 255, 0.12);
  border-radius: 999px;
  background: rgba(8, 14, 30, 0.88);
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.22);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  padding: 7px;
  border-radius: 50%;
  border: 1px solid rgba(150, 207, 255, 0.18);
  background:
    radial-gradient(circle at 30% 30%, rgba(118, 240, 255, 0.14), rgba(255, 255, 255, 0.04));
  box-shadow:
    0 0 0 8px rgba(118, 240, 255, 0.05),
    0 14px 30px rgba(2, 7, 20, 0.22);
  overflow: hidden;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
}

.header-contact {
  min-width: 132px;
  padding-left: 20px;
  padding-right: 20px;
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-text strong {
  font-size: 0.98rem;
  letter-spacing: 0.08em;
}

.brand-text small {
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
}

.site-nav a {
  position: relative;
  font-size: 0.96rem;
  transition: color 0.2s ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.site-nav a:hover::after {
  transform: scaleX(1);
}

.site-nav a.is-active {
  color: #e9f8ff;
}

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

.section {
  position: relative;
  padding: 120px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  align-items: center;
  gap: 48px;
  padding-top: 82px;
  min-height: calc(100vh - 120px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  color: #7ed8ff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 54px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(126, 216, 255, 0.8));
}

.hero h1,
.section-heading h2,
.contact-copy h2 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 7vw, 6.2rem);
}

.hero-text,
.section-heading,
.capability-card p,
.solution-copy p,
.showcase-card p,
.timeline-item p,
.contact-copy p,
.intro-strip p {
  color: var(--muted);
}

.hero-text {
  max-width: 600px;
  margin: 28px 0 0;
  font-size: 1.08rem;
  line-height: 1.8;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 148px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease;
}

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

.primary-button {
  color: #04111c;
  background: linear-gradient(135deg, var(--primary), #b4f7ff 40%, #8da3ff);
  box-shadow: 0 18px 40px rgba(118, 240, 255, 0.24);
}

.secondary-button,
.ghost-button {
  color: var(--text);
  border: 1px solid rgba(149, 210, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
}

.secondary-button:hover,
.ghost-button:hover {
  border-color: rgba(149, 210, 255, 0.5);
  box-shadow: 0 14px 34px rgba(95, 140, 255, 0.18);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 42px;
}

.metric-card,
.glass-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(13, 23, 49, 0.72), rgba(8, 15, 30, 0.58));
  box-shadow: var(--shadow);
}

.metric-card::before,
.glass-card::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.08), transparent 28%, transparent 72%, rgba(126, 216, 255, 0.12));
  opacity: 0.7;
}

.metric-card {
  padding: 24px 18px;
}

.metric-card strong {
  position: relative;
  display: block;
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 800;
}

.metric-card span {
  position: relative;
  display: block;
  margin-top: 10px;
  color: var(--muted);
}

.hero-visual {
  position: relative;
  min-height: 560px;
}

.orbital-shell {
  position: relative;
  display: grid;
  place-items: center;
  width: min(100%, 560px);
  aspect-ratio: 1;
  margin: 0 auto;
}

.orbital-shell::before,
.orbital-shell::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(28px);
}

.orbital-shell::before {
  width: 54%;
  height: 54%;
  background: radial-gradient(circle, rgba(118, 240, 255, 0.24), transparent 65%);
}

.orbital-shell::after {
  width: 70%;
  height: 70%;
  background: radial-gradient(circle, rgba(95, 140, 255, 0.18), transparent 68%);
}

.orbital-ring {
  position: absolute;
  border: 1px solid rgba(146, 210, 255, 0.18);
  border-radius: 50%;
}

.ring-a {
  inset: 8%;
  animation: spin 16s linear infinite;
}

.ring-b {
  inset: 18%;
  border-style: dashed;
  animation: spin-reverse 18s linear infinite;
}

.ring-c {
  inset: 28%;
  animation: pulse 3.8s ease-in-out infinite;
}

.signal-core {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 48%;
  aspect-ratio: 1;
  padding: 26px;
  text-align: center;
  border: 1px solid rgba(150, 207, 255, 0.16);
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.12), transparent 38%),
    rgba(7, 17, 38, 0.75);
  box-shadow:
    inset 0 0 45px rgba(118, 240, 255, 0.12),
    0 0 90px rgba(95, 140, 255, 0.22);
}

.signal-title {
  color: #8bcfff;
  letter-spacing: 0.28em;
  font-size: 0.72rem;
}

.signal-core strong {
  font-size: clamp(1.4rem, 3vw, 2.3rem);
  letter-spacing: 0.1em;
}

.signal-core small {
  color: var(--muted);
  margin-top: 6px;
}

.floating-chip {
  position: absolute;
  padding: 10px 16px;
  border: 1px solid rgba(150, 207, 255, 0.18);
  border-radius: 999px;
  background: rgba(10, 20, 48, 0.72);
  color: #b3e6ff;
  font-size: 0.85rem;
  box-shadow: 0 10px 25px rgba(2, 7, 20, 0.25);
}

.chip-a {
  top: 14%;
  left: 6%;
  animation: float 5s ease-in-out infinite;
}

.chip-b {
  top: 16%;
  right: 2%;
  animation: float 6.2s ease-in-out infinite;
}

.chip-c {
  bottom: 12%;
  left: 10%;
  animation: float 5.8s ease-in-out infinite;
}

.chip-d {
  right: 8%;
  bottom: 18%;
  animation: float 6.8s ease-in-out infinite;
}

.intro-strip {
  padding-top: 24px;
  padding-bottom: 24px;
}

.intro-strip p {
  margin: 0;
  padding: 26px 30px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(9, 16, 34, 0.5);
  font-size: 1.08rem;
  line-height: 1.9;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.capability-grid,
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.capability-card,
.showcase-card {
  min-height: 250px;
  padding: 28px 24px;
}

.card-index,
.showcase-label,
.solution-copy span {
  color: #87d2ff;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.capability-card h3,
.showcase-card h3,
.solution-copy h3 {
  position: relative;
  margin: 18px 0 14px;
  font-size: 1.5rem;
  line-height: 1.2;
}

.capability-card p,
.showcase-card p,
.solution-copy p {
  position: relative;
  margin: 0;
  line-height: 1.8;
}

.solutions-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.solution-panel {
  padding: 28px;
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.solution-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.solution-tags li {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(149, 210, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: #d9ecff;
  font-size: 0.88rem;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.timeline-item {
  position: relative;
  padding: 28px 24px 28px 28px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(8, 15, 30, 0.55);
}

.timeline-point {
  position: absolute;
  left: 24px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle, #e7fdff, var(--primary));
  box-shadow: 0 0 18px rgba(118, 240, 255, 0.7);
}

.timeline-item strong {
  display: block;
  margin-left: 20px;
  margin-bottom: 12px;
  font-size: 1.15rem;
}

.timeline-item p {
  margin: 0;
  line-height: 1.8;
}

.contact-section {
  padding-bottom: 70px;
}

.contact-panel {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  padding: 40px;
  background:
    radial-gradient(circle at right top, rgba(118, 240, 255, 0.16), transparent 30%),
    linear-gradient(135deg, rgba(10, 18, 41, 0.82), rgba(8, 16, 34, 0.62));
}

.contact-copy {
  max-width: 760px;
}

.contact-copy h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.contact-copy p {
  margin: 20px 0 0;
  line-height: 1.85;
}

.contact-actions {
  display: none;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 0 0 34px;
  color: var(--muted);
  font-size: 0.9rem;
}

.icp-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #c8e9ff;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(118, 240, 255, 0.45);
  text-underline-offset: 4px;
  transition:
    color 0.2s ease,
    text-decoration-color 0.2s ease,
    transform 0.2s ease;
}

.icp-link:hover {
  color: #f3fbff;
  text-decoration-color: rgba(118, 240, 255, 0.9);
  transform: translateY(-1px);
}

.icp-link img {
  width: 16px;
  height: 16px;
  display: block;
}

.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.22s ease,
    visibility 0.22s ease;
}

.contact-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.contact-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 9, 24, 0.7);
  backdrop-filter: blur(6px);
}

.contact-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 460px);
  padding: 34px 30px 30px;
  border-radius: 28px;
  border: 1px solid rgba(150, 207, 255, 0.2);
  background:
    radial-gradient(circle at top right, rgba(118, 240, 255, 0.14), transparent 28%),
    linear-gradient(180deg, rgba(12, 22, 48, 0.98), rgba(7, 14, 30, 0.96));
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
  text-align: center;
}

.contact-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(150, 207, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: #d7ebff;
  font-size: 1.4rem;
  line-height: 1;
}

.contact-modal__eyebrow {
  display: inline-block;
  color: #87d2ff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.contact-modal__dialog h3 {
  margin: 14px 0 10px;
  font-size: 2rem;
  line-height: 1.1;
}

.contact-modal__dialog p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.contact-modal__phone {
  display: inline-block;
  margin-top: 22px;
  padding: 14px 22px;
  border-radius: 999px;
  color: #03111d;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--primary), #b4f7ff 40%, #8da3ff);
  box-shadow: 0 18px 40px rgba(118, 240, 255, 0.22);
}

.floating-top {
  position: fixed;
  right: 22px;
  bottom: 34px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 58px;
  height: 58px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(149, 210, 255, 0.24);
  background:
    linear-gradient(135deg, rgba(10, 20, 48, 0.92), rgba(8, 14, 30, 0.94));
  color: #dff4ff;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.24),
    0 0 0 1px rgba(118, 240, 255, 0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition:
    opacity 0.22s ease,
    visibility 0.22s ease,
    transform 0.22s ease,
    border-color 0.22s ease,
    width 0.24s ease,
    padding 0.24s ease,
    border-radius 0.24s ease,
    box-shadow 0.22s ease;
  overflow: hidden;
  white-space: nowrap;
}

.floating-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.floating-top:hover,
.floating-top:focus-visible {
  width: 144px;
  justify-content: flex-start;
  gap: 0;
  padding: 8px 14px 8px 8px;
  border-radius: 999px;
  border-color: rgba(149, 210, 255, 0.55);
  box-shadow:
    0 22px 46px rgba(0, 0, 0, 0.28),
    0 0 24px rgba(118, 240, 255, 0.12);
}

.floating-top__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #04111c;
  font-size: 1.05rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), #b4f7ff 40%, #8da3ff);
  box-shadow: 0 10px 24px rgba(118, 240, 255, 0.24);
}

.floating-top__icon svg {
  width: 18px;
  height: 18px;
  display: block;
}

.floating-top__label {
  position: absolute;
  left: 62px;
  right: 16px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0;
  transform: translateX(10px);
  transition:
    opacity 0.18s ease,
    transform 0.24s ease;
  overflow: hidden;
  pointer-events: none;
}

.floating-top:hover .floating-top__label,
.floating-top:focus-visible .floating-top__label {
  opacity: 1;
  transform: translateX(0);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
}

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

.tilt-card {
  transform-style: preserve-3d;
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

.tilt-card:hover {
  border-color: var(--line-strong);
  box-shadow:
    var(--shadow),
    0 0 0 1px rgba(118, 240, 255, 0.1),
    0 0 45px rgba(95, 140, 255, 0.12);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes spin-reverse {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0deg);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.72;
  }
  50% {
    transform: scale(1.04);
    opacity: 1;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-12px);
  }
}

@media (max-width: 1120px) {
  .hero,
  .capability-grid,
  .showcase-grid,
  .solutions-layout,
  .timeline,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

  .contact-panel {
    display: grid;
    align-items: start;
  }
}

@media (max-width: 900px) {
  .site-header {
    height: auto;
    padding: 14px 16px;
    border-radius: 28px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .site-nav {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
  }

  .hero {
    padding-top: 52px;
  }

  .hero-visual {
    min-height: 420px;
  }

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

  .section {
    padding: 92px 0;
  }

  .site-footer {
    flex-direction: column;
  }

  .floating-top {
    right: 16px;
    bottom: 22px;
  }
}

@media (max-width: 640px) {
  .site-header,
  .section,
  .site-footer {
    width: min(100% - 24px, 1180px);
  }

  .hero h1 {
    max-width: none;
  }

  .capability-card,
  .showcase-card,
  .solution-panel,
  .timeline-item,
  .contact-panel,
  .intro-strip p {
    padding: 24px 20px;
  }

  .hero-visual {
    min-height: 340px;
  }

  .floating-chip {
    font-size: 0.75rem;
    padding: 8px 12px;
  }

  .contact-modal__dialog {
    padding: 30px 20px 24px;
  }

  .floating-top {
    width: 58px;
    height: 58px;
    padding: 0;
    border-radius: 50%;
  }

  .floating-top__label {
    display: none;
  }
}

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

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

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