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

body {
  background: #0f172a;
  color: #fff;
}

header {
  position: fixed;
  width: 100%;
  top: 0;
  background: rgba(15, 23, 42, 0.9);
  padding: 15px 50px;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav h1 {
  color: #38bdf8;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 20px;
}

nav a {
  color: #fff;
  text-decoration: none;
}

.hero {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(to right, #0f172a, #1e293b);
}

.hero span {
  color: #38bdf8;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 20px;
  background: #38bdf8;
  color: #000;
  text-decoration: none;
  border-radius: 5px;
}

section {
  padding: 100px 50px;
  text-align: center;
}

.project-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.card {
  background: #1e293b;
  padding: 20px;
  border-radius: 10px;
  width: 250px;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-10px);
  background: #334155;
}

footer {
  text-align: center;
  padding: 20px;
  background: #020617;
}