:root {
  --bg: #071018;
  --bg-soft: #0d1b26;
  --card: #102433;
  --text: #f2f7fb;
  --muted: #a9bac8;
  --accent: #42d9c8;
  --accent-soft: rgba(66, 217, 200, 0.15);
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(66, 217, 200, 0.16), transparent 32rem),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hero {
  position: relative;

  min-height: 100vh;
  padding: 2rem;

  display: flex;
  flex-direction: column;

  background-image: url("images/hero.jpg");
  background-size: cover;
  background-position: center;

  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;

  background:
    linear-gradient(
      to bottom,
      rgba(4, 10, 18, 0.70),
      rgba(4, 10, 18, 0.92)
    );

  z-index: 1;
}

.nav,
.hero-content {
  position: relative;
  z-index: 2;
}

.nav {
  max-width: 1120px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--accent);
  font-weight: 700;
  background: rgba(255, 255, 255, 0.04);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-content {
  max-width: 1120px;
  width: 100%;
  margin: auto;
  padding: 5rem 0;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
  font-weight: 700;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1;
  margin: 1rem 0;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.15;
  margin: 0 0 1.5rem;
}

h3 {
  margin-top: 0;
  font-size: 1.25rem;
}

.hero-text {
  max-width: 760px;
  font-size: 1.25rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.button {
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid var(--border);
}

.button.primary {
  background: var(--accent);
  color: #041014;
}

.button.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 2rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.two-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 1.6rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.card p,
.card li {
  color: var(--muted);
}

.card ul {
  padding-left: 1.2rem;
}

.dark-panel {
  max-width: none;
  background: rgba(255, 255, 255, 0.03);
}

.dark-panel > * {
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
}

.highlight {
  border-color: rgba(66, 217, 200, 0.35);
  background: linear-gradient(145deg, var(--accent-soft), rgba(255, 255, 255, 0.03));
}

.contact {
  text-align: center;
}

.contact .section-heading {
  margin-left: auto;
  margin-right: auto;
}

.contact-box {
  display: inline-block;
  text-align: left;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 1.6rem 2rem;
}



footer {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid var(--border);
}

@media (max-width: 800px) {
  .two-columns,
  .three-columns {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    gap: 1rem;
  }

  .nav-links {
    flex-direction: column;
    gap: 0.5rem;
    text-align: right;
  }

  .hero {
    padding: 1.2rem;
  }

  .section {
    padding: 4rem 1.2rem;
  }
}