* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: #e5e7eb;
  line-height: 1.6;
}

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

.hero {
  min-height: 100vh;
  padding: 30px 8%;
  background: linear-gradient(135deg, #0f172a, #111827);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 120px;
}

nav h2 {
  color: #38bdf8;
}

nav a {
  border: 1px solid #38bdf8;
  padding: 10px 18px;
  border-radius: 8px;
  color: #38bdf8;
}

.hero-content {
  max-width: 850px;
}

.tagline {
  color: #38bdf8;
  font-weight: bold;
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.1;
  margin-bottom: 25px;
}

.intro {
  max-width: 700px;
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-bottom: 35px;
}

.actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn {
  padding: 14px 22px;
  border-radius: 8px;
  font-weight: bold;
}

.primary {
  background: #38bdf8;
  color: #020617;
}

.secondary {
  border: 1px solid #64748b;
  color: #e5e7eb;
}

.section {
  padding: 80px 8%;
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: #f8fafc;
}

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

.card {
  background: #111827;
  padding: 25px;
  border-radius: 14px;
  border: 1px solid #1f2937;
}

.card h3 {
  color: #38bdf8;
  margin-bottom: 12px;
}

.card p,
.about p,
.contact p {
  color: #cbd5e1;
}

.about {
  background: #111827;
}

.about p {
  max-width: 800px;
  font-size: 1.1rem;
}

.contact-links {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 25px;
}

.contact-links a {
  background: #1e293b;
  padding: 12px 18px;
  border-radius: 8px;
  color: #38bdf8;
}

footer {
  padding: 25px 8%;
  text-align: center;
  color: #94a3b8;
  border-top: 1px solid #1f2937;
}