* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  line-height: 1.6;
  color: #333;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

/* Header */
header {
  background: #0a0f1c;
  color: #fff;
  padding: 15px 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header a {
  color: #fff;
  margin-left: 20px;
  text-decoration: none;
}

.btn {
  background: #007bff;
  padding: 8px 15px;
  border-radius: 5px;
}

/* Hero */
.hero {
  background: linear-gradient(to right, #0a0f1c, #1a2a4f);
  color: #fff;
  text-align: center;
  padding: 80px 20px;
}

.hero h2 {
  font-size: 2.2rem;
  margin-bottom: 15px;
}

.hero .cta {
  display: inline-block;
  margin-top: 20px;
  background: #00c2ff;
  padding: 12px 25px;
  color: #000;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
}

/* Services */
.services {
  padding: 60px 0;
  text-align: center;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.card {
  padding: 20px;
  background: #f4f4f4;
  border-radius: 8px;
}

/* About */
.about {
  background: #0a0f1c;
  color: #fff;
  padding: 60px 0;
  text-align: center;
}

.about ul {
  list-style: none;
  margin-top: 20px;
}

.about li {
  margin: 10px 0;
}

/* Contact */
.contact {
  padding: 60px 0;
  text-align: center;
}

form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
}

input, textarea {
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ccc;
}

button {
  padding: 12px;
  background: #007bff;
  color: #fff;
  border: none;
  cursor: pointer;
}

/* Footer */
footer {
  background: #0a0f1c;
  color: #fff;
  text-align: center;
  padding: 20px;
}