:root {
  --bg: #07111f;
  --bg-2: #0b1728;
  --panel: rgba(13, 28, 48, 0.78);
  --panel-2: rgba(17, 38, 64, 0.82);
  --text: #eff7ff;
  --muted: #9eb2c8;
  --line: rgba(142, 205, 255, 0.16);
  --cyan: #4fd8ff;
  --cyan-soft: rgba(79, 216, 255, 0.18);
  --white: #ffffff;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #122944 0%, var(--bg) 42%, #03070e 100%);
  color: var(--text);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(79,216,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,216,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

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

.site-shell { min-height: 100vh; overflow: hidden; }

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(18px);
}

.site-header.scrolled {
  background: rgba(4, 10, 18, .72);
  border: 1px solid var(--line);
  border-radius: 0 0 24px 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  letter-spacing: .16em;
  font-size: .85rem;
}

.brand-text strong {
  color: var(--white);
  letter-spacing: .08em;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 0;
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  height: 1px;
  width: 34px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: translateY(-50%);
}

.brand-mark::before { left: 4px; }
.brand-mark::after { left: 24px; }

.brand-mark span {
  width: 9px;
  height: 9px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: #081624;
  box-shadow: 0 0 18px var(--cyan-soft);
  z-index: 1;
}

.nav-links {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: .92rem;
}

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

.header-cta {
  border: 1px solid var(--line);
  padding: 10px 16px;
  border-radius: 999px;
  color: var(--text);
  background: rgba(255,255,255,.04);
}

.menu-button {
  display: none;
  background: none;
  color: var(--text);
  border: 0;
  font-size: 1.5rem;
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 96px 24px;
  position: relative;
}

.hero.section {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  grid-template-areas: "visual content";
  align-items: center;
  gap: 72px;
  padding-top: 120px;
}

.hero-content {
  grid-area: content;
  max-width: 650px;
  z-index: 2;
}

.nova-hero {
  grid-area: visual;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transform: translateY(-35px);
}

.nova-logo {
  width: 340px;
  max-width: 90%;
  border-radius: 50%;
  position: relative;
  z-index: 3;
  filter:
    drop-shadow(0 0 35px rgba(79,216,255,.35))
    drop-shadow(0 0 90px rgba(79,216,255,.18));
  animation: novaFloat 8s ease-in-out infinite;
}

.nova-ring {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 2px solid rgba(79,216,255,.85);
  z-index: 1;
  box-shadow:
    0 0 35px rgba(79,216,255,.55),
    inset 0 0 25px rgba(79,216,255,.25);
  animation: ringPulse 5s ease-in-out infinite;
}

@keyframes novaFloat {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes ringPulse {
  0%,100% { transform: scale(1); opacity: .85; }
  50% { transform: scale(1.02); opacity: 1; }
}

.eyebrow {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: .22em;
  font-size: .76rem;
  font-weight: 700;
  margin: 0 0 16px;
}

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

h1 {
  font-size: clamp(3.5rem, 7vw, 6.6rem);
  line-height: .94;
  letter-spacing: -.07em;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: -.055em;
  margin-bottom: 24px;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 14px;
}

p {
  color: var(--muted);
  font-size: 1rem;
}

.hero-subtitle {
  color: var(--text);
  font-size: clamp(1.25rem, 2.4vw, 2rem);
  letter-spacing: -.035em;
  margin-bottom: 18px;
}

.hero-copy {
  max-width: 650px;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
}

.button.primary {
  background: linear-gradient(135deg, var(--cyan), #7de7ff);
  color: #03111d;
  box-shadow: 0 0 40px var(--cyan-soft);
}

.button.secondary {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255,255,255,.04);
}

.orb { display: none; }

.intro {
  max-width: 900px;
}

.intro p {
  font-size: 1.14rem;
}

.section-heading {
  margin-bottom: 34px;
  max-width: 780px;
}

.section-heading.split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 40px;
  max-width: none;
  align-items: end;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.card-grid.four {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--panel);
  padding: 28px;
  min-height: 275px;
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(79,216,255,.45);
  background: var(--panel-2);
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--cyan);
  border: 1px solid var(--line);
  margin-bottom: 24px;
  font-weight: 800;
}

.industry-list {
  border: 1px solid var(--line);
  border-radius: 30px;
  overflow: hidden;
  background: rgba(7, 17, 31, .66);
}

.industry-list div {
  display: grid;
  grid-template-columns: .55fr 1fr;
  gap: 24px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--line);
}

.industry-list div:last-child { border-bottom: 0; }

.industry-list strong { color: var(--text); }
.industry-list span { color: var(--muted); }

.why {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: start;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.why p { font-size: 1.18rem; }

.about {
  max-width: 900px;
}

.contact {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 50px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
  border: 1px solid rgba(79,216,255,.22);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(13, 28, 48, .9), rgba(4, 12, 22, .92));
  padding: 32px;
  box-shadow: 0 22px 70px rgba(0,0,0,.22);
}

label {
  color: var(--text);
  font-size: .9rem;
  font-weight: 700;
  display: grid;
  gap: 8px;
}

input,
textarea {
  width: 100%;
  background: rgba(2, 9, 17, .72);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 15px 16px;
  font: inherit;
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 140px;
}

input:focus,
textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-soft);
}

.site-footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 46px 24px 70px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
}

.fine-print { font-size: .9rem; }

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}

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

@media (max-width: 940px) {
  .nav-links,
  .header-cta {
    display: none;
  }

  .menu-button {
    display: block;
  }

  .site-header.nav-open .nav-links {
    display: flex;
    position: absolute;
    top: 72px;
    left: 24px;
    right: 24px;
    padding: 18px;
    flex-direction: column;
    background: rgba(4, 10, 18, .95);
    border: 1px solid var(--line);
    border-radius: 20px;
  }

  .hero.section {
    grid-template-columns: 1fr;
    grid-template-areas:
      "content"
      "visual";
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    margin: 0 auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .nova-hero {
    min-height: 360px;
    transform: none;
  }

  .nova-logo {
    width: 260px;
  }

  .nova-ring {
    width: 300px;
    height: 300px;
  }

  .contact,
  .why,
  .section-heading.split {
    grid-template-columns: 1fr;
  }

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

  .industry-list div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 620px) {
  .section {
    padding: 72px 18px;
  }

  .site-header {
    padding: 16px 18px;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.4rem);
  }

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

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