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

body {
  font-family: "Arial", sans-serif;
  background-color: #f4f7fa;
  color: #333;
  overflow-x: hidden;
}

header {
  background: #0d6efd;
  color: white;
  padding: 1em;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header .logo h1 {
  font-size: 2rem;
}

header nav ul {
  list-style: none;
  display: flex;
  gap: 1em;
}

header nav ul li a {
  color: white;
  text-decoration: none;
  font-size: 1.2rem;
  transition: opacity 0.3s;
}

header nav ul li a:hover {
  opacity: 0.7;
}

.hero {
  background: linear-gradient(120deg, #0d6efd, #6610f2);
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

.hero h2 {
  font-size: 3rem;
  margin-bottom: 1em;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2em;
}

.hero button {
  background-color: #ffffff;
  color: #0d6efd;
  padding: 1em 2em;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s;
}

.hero button:hover {
  background-color: #0d6efd;
  color: white;
}

.about,
.features {
  padding: 4em 1em;
  text-align: center;
}

.features .feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2em;
  margin-top: 2em;
}

.features .feature {
  background-color: #ffffff;
  padding: 2em;
  box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.1);
  border-radius: 10px;
}

.features h3 {
  margin-bottom: 1em;
  color: #0d6efd;
}

.footer {
  background-color: #0d6efd;
  color: white;
  padding: 2em;
  text-align: center;
}

.footer a {
  color: white;
  text-decoration: underline;
}

.footer a:hover {
  opacity: 0.8;
}