:root {
  --obsidian-900: #05090f;
  --obsidian-800: #090f17;
  --obsidian-700: #111927;
  --cyan: #00d4ff;
  --cyan-soft: #43e4ff;
  --text: #ebf4ff;
  --muted: #9ab1c7;
  --card: rgba(8, 20, 34, 0.7);
  --border: rgba(67, 228, 255, 0.24);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 10%, rgba(0, 212, 255, 0.16), transparent 38%),
    radial-gradient(circle at 85% 23%, rgba(0, 132, 255, 0.1), transparent 46%),
    linear-gradient(145deg, var(--obsidian-900), var(--obsidian-800) 55%, var(--obsidian-700));
  overflow-x: hidden;
}

.page {
  width: min(1180px, 92%);
  margin: 0 auto;
  padding: 28px 0 56px;
  display: flex;
  flex-direction: column;
  gap: 84px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow, .kicker {
  color: var(--cyan-soft);
  letter-spacing: .14em;
  font-size: .82rem;
  margin: 0;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.1rem);
  line-height: 1.08;
  margin: 14px 0 16px;
  max-width: 16ch;
}

h2 {
  margin: 12px 0 18px;
  font-size: clamp(1.55rem, 3.2vw, 2.65rem);
  line-height: 1.18;
  max-width: 22ch;
}

.subtext {
  color: var(--muted);
  line-height: 1.75;
  margin: 0;
  max-width: 52ch;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary, .btn-submit {
  border: none;
  cursor: pointer;
  font-weight: 700;
  color: #03131b;
  background: linear-gradient(90deg, var(--cyan), #38c6ff);
  transition: transform .2s ease, box-shadow .25s ease;
}

.btn-primary {
  border-radius: 999px;
  padding: 14px 22px;
}

.btn-submit {
  border-radius: 12px;
  min-height: 46px;
}

.btn-primary:hover, .btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(0, 212, 255, .35);
}

.link-secondary {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  opacity: .9;
}
.link-secondary:hover { color: var(--cyan); }

.hero-visual {
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  padding: 16px;
  box-shadow: 0 24px 54px rgba(0, 0, 0, .45);
}

.network-shell {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(67, 228, 255, .28);
  background:
    radial-gradient(circle at 30% 20%, rgba(0, 212, 255, .14), transparent 35%),
    radial-gradient(circle at 80% 75%, rgba(0, 212, 255, .11), transparent 40%),
    #08111f;
}

.network-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.network-lines line {
  stroke: rgba(67, 228, 255, .55);
  stroke-width: .35;
  animation: pulseLine 3.5s ease-in-out infinite;
}

.node {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(0, 212, 255, .1), 0 0 20px rgba(0, 212, 255, .75);
  animation: floatNode 4s ease-in-out infinite;
}

.caption {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: .78rem;
  letter-spacing: .08em;
}

.services h2 { margin-top: 8px; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  background: rgba(8, 20, 34, .62);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: transform .25s ease, border-color .25s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(67, 228, 255, .56);
}
.card h3 { margin: 0 0 10px; }
.card p { margin: 0; color: var(--muted); line-height: 1.7; }

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 38px;
  align-items: start;
}

.destination { color: var(--muted); margin-top: 18px; }
.destination span { color: var(--cyan); font-weight: 600; }

.contact-form {
  background: rgba(8, 20, 34, .8);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: #c9dcf0;
  font-size: .9rem;
}
.contact-form input,
.contact-form textarea {
  border: 1px solid var(--border);
  background: rgba(4, 10, 20, .68);
  color: var(--text);
  border-radius: 10px;
  padding: 12px;
  outline: none;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, .18);
}

.toast {
  position: fixed;
  top: 18px;
  right: 18px;
  padding: 12px 16px;
  border-radius: 10px;
  background: #042d24;
  border: 1px solid #0b5a49;
  color: #b6f7e7;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: all .25s ease;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@keyframes floatNode {
  0%,100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.16); }
}
@keyframes pulseLine {
  0%,100% { stroke-opacity: .35; }
  50% { stroke-opacity: .9; }
}

@media (max-width: 980px) {
  .hero, .contact { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .page { gap: 58px; }
  .service-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn-primary { width: 100%; }
}