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

body {
  min-height: 100vh;
  background: linear-gradient(135deg,#0f172a,#1e293b,#0f172a);
  color: white;
}

/* Navbar */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
}

nav ul {
  display: flex;
  gap: 20px;
  list-style: none;
}

nav a {
  color: white;
  text-decoration: none;
}

/* Sections */
section {
  margin: 40px;
  padding: 30px;
  border-radius: 20px;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(12px);
}

/* Hero */
.hero {
  text-align: center;
}

.profile-pic {
  width: 140px;
  border-radius: 50%;
}

/* Button */
.btn {
  display: inline-block;
  margin-top: 15px;
  padding: 10px 20px;
  border: 1px solid #38bdf8;
  border-radius: 10px;
}

/* Skills */
.skills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skills span {
  padding: 8px 15px;
  border-radius: 10px;
  background: rgba(56,189,248,0.2);
}

/* Cards */
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.card {
  flex: 1;
  min-width: 200px;
  padding: 20px;
  border-radius: 15px;
  background: rgba(255,255,255,0.05);
}

/* Projects */
.project {
  margin-top: 20px;
  padding: 20px;
  border-radius: 15px;
  background: rgba(255,255,255,0.05);
}

/* Footer */
footer {
  text-align: center;
  padding: 20px;
}

/* Responsive */
@media (max-width: 768px) {
  nav {
    flex-direction: column;
  }

  section {
    margin: 20px;
  }
}