* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", sans-serif;
}

body {
  background: #0f1115;
  color: #e8eaed;
  line-height: 1.6;
}

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

.hero {
  padding: 32px 64px 80px;
  background: radial-gradient(circle at top, #1a2457, #0f1115);
}

.nav {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 48px;
}

.logo {
  font-weight: 600;
  font-size: 18px;
}

.nav-link {
  color: #c0c6d4;
  margin-left: 16px;
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  align-items: center;
}

.hero h1 {
  font-size: 36px;
  margin-bottom: 12px;
}

.cta {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  background: #2b4ef0;
  border: none;
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  cursor: pointer;
}

.btn.ghost {
  background: transparent;
  border: 1px solid #2a3042;
  color: #c0c6d4;
}

.hero-card {
  background: rgba(15, 19, 32, 0.7);
  border: 1px solid #2a3042;
  border-radius: 16px;
  padding: 24px;
}

.hero-card ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.section {
  padding: 64px;
}

.section.alt {
  background: #151823;
}

.section h2 {
  margin-bottom: 16px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.card {
  background: #0f1320;
  border: 1px solid #2a3042;
  border-radius: 12px;
  padding: 16px;
}

.download-grid {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.footer {
  padding: 24px 64px;
  border-top: 1px solid #1f2433;
  display: flex;
  justify-content: space-between;
  color: #8a93a5;
}