/* === Base Reset === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background-color: #0f0f0f;
  color: #f0f0f0;
  line-height: 1.6;
  font-size: 16px;
}

/* === Layout === */
header, footer, main, section {
  padding: 20px;
  max-width: 1200px;
  margin: auto;
}

header {
  background-color: #121212;
  border-bottom: 2px solid #00ffff;
  text-align: center;
}

header h1 {
  font-size: 2.2rem;
  color: #00ffff;
  padding-bottom: 10px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-bottom: 10px;
}

nav a {
  color: #f0f0f0;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #00ffff;
}

/* === Hero Section === */
.hero {
  height: 90vh;
  background: url('../assets/dark-tech-bg.jpg') center center / cover no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.hero p {
  font-size: 1.2rem;
  color: #cccccc;
}

/* === Content Styling === */
h2 {
  font-size: 2rem;
  margin: 40px 0 20px;
  color: #00ffff;
  text-align: center;
}

h3 {
  font-size: 1.5rem;
  margin: 20px 0 10px;
  color: #ffffff;
}

ul {
  list-style: none;
  padding-left: 0;
  text-align: center;
}

ul li {
  margin: 10px 0;
  padding: 6px;
  background-color: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 6px;
}

p {
  margin: 15px 0;
  text-align: center;
}

/* === Button === */
.btn {
  background-color: #00ffff;
  color: #000;
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn:hover {
  background-color: #0ff2ff;
}

/* === Footer === */
footer {
  background-color: #121212;
  text-align: center;
  padding: 20px 10px;
  border-top: 2px solid #00ffff;
  color: #aaa;
  font-size: 0.9rem;
}

/* === Responsive Design === */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  nav {
    flex-direction: column;
  }

  section {
    padding: 20px 10px;
  }
}