/* === Global Styles === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  background: #f5f7fa;
  color: #333;
  line-height: 1.6;
}

header {
  background: #0f172a;
  color: #fff;
  padding: 20px 0;
  text-align: center;
}

header h1 {
  font-size: 2.5rem;
}

header p {
  font-size: 1.2rem;
  margin-top: 5px;
}

nav {
  background: #1e293b;
  display: flex;
  justify-content: center;
  padding: 10px 0;
}

nav a {
  color: #fff;
  text-decoration: none;
  margin: 0 15px;
  font-weight: 500;
  transition: 0.3s;
}

nav a:hover {
  color: #38bdf8;
}

section {
  padding: 40px 10%;
}

.about img {
  width: 150px;
  border-radius: 50%;
  margin-bottom: 20px;
}

.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
  transition: transform 0.3s;
}

.card:hover {
  transform: translateY(-5px);
}

footer {
  text-align: center;
  padding: 20px;
  background: #0f172a;
  color: #fff;
  margin-top: 40px;
}

button {
  background: #0f172a;
  color: #fff;
  border: none;
  padding: 10px 15px;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  background: #38bdf8;
}