:root {
  --bg: #061321;
  --bg-deep: #020914;
  --panel: rgba(11, 32, 52, 0.82);
  --panel-strong: #0b243b;
  --text: #f3f9ff;
  --muted: #a9bfd1;
  --blue: #48b9ff;
  --green: #64f0b3;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--text);
  font-family: "Poppins", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  padding: 22px 0 0;
  background: linear-gradient(180deg, rgba(2, 9, 20, 0.96), rgba(2, 9, 20, 0));
}

.nav {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border: 2px solid var(--green);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, var(--green) 0 8%, transparent 9%),
    conic-gradient(from 25deg, transparent 0 22%, rgba(72, 185, 255, 0.95) 23% 30%, transparent 31% 100%);
  box-shadow: 0 0 26px rgba(100, 240, 179, 0.45);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(4, 18, 31, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.nav-links a {
  padding: 11px 18px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: 180ms ease;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 210px;
  background:
    radial-gradient(circle at 74% 32%, rgba(72, 185, 255, 0.2), transparent 28%),
    radial-gradient(circle at 30% 72%, rgba(100, 240, 179, 0.12), transparent 28%),
    linear-gradient(135deg, #04111f 0%, #071b2d 52%, #020914 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 24px;
  font-size: clamp(3rem, 8vw, 7.6rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
  max-width: 840px;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(2.1rem, 4vw, 4.7rem);
  line-height: 1;
  letter-spacing: -0.07em;
}

h3 {
  margin-bottom: 14px;
  font-size: 1.45rem;
  letter-spacing: -0.04em;
}

p {
  color: var(--muted);
  line-height: 1.75;
}

.hero-lead {
  max-width: 690px;
  font-size: 1.12rem;
}

.hero-note {
  color: var(--text);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid rgba(100, 240, 179, 0.3);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  color: #02101c;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 16px 45px rgba(72, 185, 255, 0.24);
}

.button-small {
  min-height: 42px;
  padding: 0 18px;
  font-size: 0.78rem;
}

.link-arrow {
  color: var(--green);
  font-weight: 600;
}

.link-arrow::after {
  content: " ->";
}

.network-bg {
  position: absolute;
  inset: 0;
  opacity: 0.74;
  pointer-events: none;
}

.beam {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(72, 185, 255, 0.64), transparent);
  transform-origin: left center;
}

.beam-one {
  top: 34%;
  left: 7%;
  width: 66%;
  transform: rotate(12deg);
}

.beam-two {
  top: 56%;
  left: 18%;
  width: 72%;
  transform: rotate(-18deg);
}

.beam-three {
  top: 72%;
  left: 4%;
  width: 82%;
  transform: rotate(7deg);
}

.dot {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 24px var(--green);
}

.dot-one {
  top: 26%;
  left: 14%;
}

.dot-two {
  top: 40%;
  left: 34%;
}

.dot-three {
  top: 61%;
  left: 19%;
}

.dot-four {
  top: 68%;
  left: 61%;
}

.dot-five {
  top: 35%;
  left: 78%;
}

.dot-six {
  top: 78%;
  left: 84%;
}

.radar-card {
  position: relative;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background: linear-gradient(180deg, rgba(14, 43, 69, 0.86), rgba(6, 20, 35, 0.92));
  box-shadow: var(--shadow);
}

.radar-screen {
  position: relative;
  aspect-ratio: 1;
  margin-bottom: 24px;
  border: 1px solid rgba(100, 240, 179, 0.2);
  border-radius: 28px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    radial-gradient(circle, rgba(100, 240, 179, 0.12), rgba(72, 185, 255, 0.06) 42%, transparent 70%);
  background-size: 34px 34px, 34px 34px, auto;
  overflow: hidden;
}

.radar-ring,
.radar-sweep,
.signal {
  position: absolute;
  border-radius: 50%;
}

.radar-ring {
  inset: 50%;
  border: 1px solid rgba(100, 240, 179, 0.28);
  transform: translate(-50%, -50%);
}

.ring-one {
  width: 28%;
  height: 28%;
}

.ring-two {
  width: 54%;
  height: 54%;
}

.ring-three {
  width: 82%;
  height: 82%;
}

.radar-sweep {
  top: 9%;
  left: 9%;
  width: 82%;
  height: 82%;
  background: conic-gradient(from 20deg, rgba(100, 240, 179, 0.52), transparent 34%);
  transform-origin: center;
  animation: sweep 5s linear infinite;
}

.signal {
  width: 14px;
  height: 14px;
  background: var(--green);
  box-shadow: 0 0 24px rgba(100, 240, 179, 0.8);
}

.signal-one {
  top: 28%;
  left: 62%;
}

.signal-two {
  top: 58%;
  left: 32%;
}

.signal-three {
  top: 72%;
  left: 70%;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.metric-row strong {
  color: var(--text);
}

.split-section {
  position: relative;
  background:
    radial-gradient(circle at 15% 20%, rgba(100, 240, 179, 0.1), transparent 26%),
    var(--bg);
}

.section-anchor {
  position: absolute;
  top: -120px;
}

.split-grid {
  display: block;
}

.info-panel,
.visual-panel,
.feature-slider,
.deployment-card {
  border: 1px solid var(--line);
  border-radius: 32px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.split-view {
  display: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  align-items: stretch;
}

.split-view.active {
  display: grid;
}

.info-panel {
  min-height: 520px;
  padding: clamp(32px, 5vw, 64px);
}

.switch-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--green);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.switch-link::after {
  content: "->";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 26px;
  border-radius: 999px;
  background: var(--green);
  color: var(--bg-deep);
  transition: transform 180ms ease;
}

.switch-link:hover::after {
  transform: translateX(6px);
}

.reverse .switch-link::before {
  content: "<-";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 26px;
  border-radius: 999px;
  background: var(--green);
  color: var(--bg-deep);
  transition: transform 180ms ease;
}

.reverse .switch-link::after {
  content: none;
}

.reverse .switch-link:hover::before {
  transform: translateX(-6px);
}

.visual-panel {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 20%, rgba(100, 240, 179, 0.16), transparent 32%),
    linear-gradient(145deg, rgba(9, 38, 62, 0.88), rgba(4, 16, 28, 0.94));
}

.service-visual {
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(72, 185, 255, 0.2), transparent 54%),
    var(--panel-strong);
  background-size: 42px 42px, 42px 42px, auto, auto;
}

.service-node {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 84px;
  border: 1px solid rgba(100, 240, 179, 0.42);
  border-radius: 50%;
  background: rgba(4, 18, 31, 0.92);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 0 34px rgba(100, 240, 179, 0.2);
}

.node-main {
  top: 50%;
  left: 50%;
  width: 118px;
  height: 118px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  color: var(--bg-deep);
  transform: translate(-50%, -50%);
}

.node-one {
  top: 16%;
  left: 18%;
}

.node-two {
  top: 18%;
  right: 16%;
}

.node-three {
  right: 17%;
  bottom: 17%;
}

.node-four {
  left: 16%;
  bottom: 19%;
}

.service-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34%;
  height: 1px;
  background: linear-gradient(90deg, rgba(100, 240, 179, 0.75), transparent);
  transform-origin: left center;
}

.line-one {
  transform: rotate(222deg);
}

.line-two {
  transform: rotate(318deg);
}

.line-three {
  transform: rotate(42deg);
}

.line-four {
  transform: rotate(138deg);
}

.question-visual {
  display: grid;
  align-content: center;
  gap: 18px;
  padding: clamp(28px, 4vw, 48px);
}

.question-chip {
  position: relative;
  padding: 18px 20px 18px 52px;
  border: 1px solid rgba(72, 185, 255, 0.22);
  border-radius: 18px;
  background: rgba(2, 9, 20, 0.46);
  color: var(--muted);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

.question-chip::before {
  content: "?";
  position: absolute;
  top: 50%;
  left: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--bg-deep);
  font-weight: 800;
  transform: translateY(-50%);
}

.question-card {
  padding: 34px;
}

.question-card ul {
  display: grid;
  gap: 16px;
  margin: 24px 0 34px;
  padding: 0;
  list-style: none;
}

.question-card li {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.toggle-row {
  display: flex;
  gap: 10px;
}

.toggle {
  flex: 1;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.toggle.active {
  background: var(--text);
  color: var(--bg-deep);
}

.feature-section {
  background: linear-gradient(180deg, #061321, #03101e);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 48px;
}

.feature-slider {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  background:
    radial-gradient(circle at 84% 20%, rgba(100, 240, 179, 0.14), transparent 36%),
    radial-gradient(circle at 18% 88%, rgba(72, 185, 255, 0.12), transparent 34%),
    var(--panel-strong);
}

.feature-pane {
  display: none;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: 48px;
  min-height: 520px;
  padding: clamp(34px, 5vw, 64px);
  align-items: center;
}

.feature-pane.active {
  display: grid;
}

.feature-copy {
  padding-bottom: 48px;
}

.feature-number {
  display: inline-flex;
  margin-bottom: 58px;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.feature-subtitle {
  color: var(--text);
  font-weight: 600;
}

.feature-graphic {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 28px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    rgba(2, 9, 20, 0.38);
  background-size: 32px 32px, 32px 32px, auto;
}

.feature-graphic::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(100, 240, 179, 0.14);
  border-radius: 22px;
  pointer-events: none;
}

.feature-graphic span {
  position: relative;
  z-index: 1;
  padding: 17px 20px;
  border: 1px solid rgba(100, 240, 179, 0.22);
  border-radius: 18px;
  background: rgba(4, 18, 31, 0.82);
  color: var(--text);
  font-weight: 600;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.24);
}

.dependency-graphic span:nth-child(1),
.ownership-graphic span:nth-child(1),
.change-graphic span:nth-child(1) {
  border-color: rgba(72, 185, 255, 0.46);
}

.dependency-graphic span:nth-child(2),
.ownership-graphic span:nth-child(2),
.change-graphic span:nth-child(2) {
  margin-left: 36px;
}

.dependency-graphic span:nth-child(3),
.ownership-graphic span:nth-child(3),
.change-graphic span:nth-child(3) {
  margin-left: 72px;
}

.dependency-graphic span:nth-child(4),
.ownership-graphic span:nth-child(4),
.change-graphic span:nth-child(4) {
  margin-left: 108px;
}

.feature-dots {
  position: absolute;
  left: clamp(34px, 5vw, 64px);
  bottom: 38px;
  display: flex;
  gap: 12px;
  z-index: 4;
}

.feature-dot {
  width: 13px;
  height: 13px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  cursor: pointer;
  transition: 180ms ease;
}

.feature-dot.active {
  width: 34px;
  border-color: var(--green);
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 22px rgba(100, 240, 179, 0.48);
}

.deployment-section {
  background: #03101e;
}

.deployment-card {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 46px;
  padding: clamp(32px, 5vw, 62px);
  background:
    linear-gradient(135deg, rgba(72, 185, 255, 0.12), rgba(100, 240, 179, 0.08)),
    var(--panel);
}

.deployment-points {
  display: grid;
  gap: 16px;
  align-content: center;
}

.deployment-points span {
  padding: 18px 20px;
  border: 1px solid rgba(100, 240, 179, 0.22);
  border-radius: 18px;
  color: var(--text);
  background: rgba(2, 9, 20, 0.4);
}

.footer {
  padding: 44px 0;
  background: #020914;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.footer p {
  margin: 0;
}

@keyframes sweep {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 900px) {
  .site-header {
    position: absolute;
  }

  .nav {
    align-items: stretch;
    flex-wrap: wrap;
    justify-content: flex-start;
    overflow-x: auto;
    border-radius: 22px;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .nav-links a {
    white-space: nowrap;
  }

  .hero {
    padding-top: 190px;
  }

  .hero-grid,
  .split-view,
  .feature-pane,
  .deployment-card {
    grid-template-columns: 1fr;
  }

  .info-panel,
  .visual-panel {
    min-height: auto;
  }

  .feature-slider,
  .feature-pane {
    min-height: auto;
  }

  .feature-pane {
    padding-bottom: 88px;
  }

  .feature-graphic span:nth-child(n) {
    margin-left: 0;
  }

  .feature-number {
    margin-bottom: 28px;
  }

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

@media (max-width: 560px) {
  .container,
  .nav {
    width: min(100% - 28px, 1160px);
  }

  .brand {
    font-size: 1.1rem;
  }

  .hero-actions,
  .toggle-row {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}