body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background-color: #f5f7fa;
  color: #1a1a1a;
}

header {
  background: linear-gradient(135deg, #2b5876, #4e4376);
  color: white;
  padding: 40px 20px;
  text-align: center;
  position: relative;
}

header h1 {
  font-size: 2.8em;
  margin-bottom: 10px;
}

header p {
  font-size: 1.2em;
  margin-bottom: 30px;
}

.btn {
  background-color: #ffffff;
  color: #2b5876;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
  text-decoration: none;
  margin: 5px;
  display: inline-block;
}

nav {
  margin-top: 20px;
}

.nav-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-links li a {
  color: white;
  text-decoration: none;
  font-weight: 500;
}

.hamburger {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 20px;
  right: 20px;
  cursor: pointer;
}

.hamburger span {
  height: 3px;
  width: 25px;
  background: white;
  margin: 4px 0;
  border-radius: 2px;
}

section {
  padding: 60px 20px;
  max-width: 1000px;
  margin: auto;
}

section h2 {
  font-size: 2em;
  margin-bottom: 20px;
  color: #2b5876;
}

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

.feature {
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

footer {
  background-color: #2b5876;
  color: white;
  text-align: center;
  padding: 30px 20px;
}

footer a {
  color: #ffffff;
  text-decoration: underline;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background-color: #4e4376;
    position: absolute;
    top: 100px;
    right: 0;
    width: 100%;
    text-align: center;
    padding: 20px 0;
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: flex;
  }
}