/* Reset default styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body and global layout */
body {
  font-family: 'Segoe UI', Tahoma, sans-serif;
  line-height: 1.6;
  background-color: #0f172a;
  color: #f8fafc;
  padding-bottom: 60px;
}

/* Navigation Bar */
header {
  background-color: #1e293b;
  padding: 1em 0;
  text-align: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

nav a {
  color: #e0f2fe;
  margin: 0 20px;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s;
}

nav a:hover {
  color: #38bdf8;
}

/* Section containers */
section {
  max-width: 960px;
  margin: 40px auto;
  padding: 25px;
  background-color: #1e293b;
  border-radius: 10px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.25);
}

section h1,
section h2 {
  color: #facc15;
  margin-bottom: 15px;
  text-align: center;
}

section ul {
  list-style-type: disc;
  padding-left: 20px;
  color: #e2e8f0;
}

section ul li {
  margin-bottom: 10px;
}

a {
  color: #38bdf8;
  text-decoration: none;
}

a:hover {
  color: #0ea5e9;
  text-decoration: underline;
}

/* Hero Section Centered */
#hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 70vh;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  text-align: center;
  padding: 40px 20px;
  border: none;
  box-shadow: none;
}

#hero h1 {
  font-size: 2.5rem;
  color: #facc15;
  margin-bottom: 10px;
}

#hero p {
  font-size: 1.2rem;
  color: #e2e8f0;
  max-width: 700px;
}

/* Footer */
footer {
  text-align: center;
  padding: 1.2em;
  background-color: #1e293b;
  color: #94a3b8;
  position: relative;
  bottom: 0;
  width: 100%;
  margin-top: 40px;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: 5px;
}

/* Mobile responsiveness */
@media (max-width: 600px) {
  nav a {
    display: block;
    margin: 10px 0;
  }

  section {
    margin: 20px 10px;
    padding: 15px;
  }

  #hero h1 {
    font-size: 2rem;
  }

  #hero p {
    font-size: 1rem;
  }
}