:root {
  --bg: #07111f;
  --panel: #0d1b2f;
  --panel-2: #10243d;
  --text: #eef5ff;
  --muted: #a9b8cc;
  --line: rgba(255,255,255,0.12);
  --accent: #6ee7ff;
  --accent-2: #8b5cf6;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(110,231,255,0.18), transparent 35%),
    radial-gradient(circle at top right, rgba(139,92,246,0.2), transparent 30%),
    var(--bg);
  color: var(--text);
}

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

.site-header {
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  object-fit: cover;
}

nav {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-weight: 600;
}

nav a:hover {
  color: var(--text);
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.hero {
  min-height: 620px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 44px;
}

.eyebrow {
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 5.4rem);
  line-height: 0.95;
  margin: 14px 0 22px;
}

.hero-copy p {
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  padding: 14px 20px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid var(--line);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06101e;
}

.button.secondary {
  background: rgba(255,255,255,0.06);
}

.hero-card {
  border: 1px solid var(--line);
  border-radius: 32px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}

.hero-card img {
  display: block;
  width: 100%;
  min-height: 420px;
  object-fit: cover;
}

.grid-section {
  padding-top: 40px;
}

.grid-section h2 {
  font-size: 2rem;
  margin-bottom: 22px;
}

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

.cards article {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 24px;
}

.cards h3 {
  margin-top: 0;
}

.cards p {
  color: var(--muted);
  line-height: 1.6;
}

.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 34px 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.site-footer a {
  margin-right: 16px;
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 40px;
  }

  .cards {
    grid-template-columns: 1fr 1fr;
  }

  nav {
    gap: 14px;
    font-size: 0.95rem;
  }
}

@media (max-width: 560px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2.7rem;
  }
}