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

body {
  background: #c1ccee;
  color: #222;
  line-height: 1.6;

}
.btn :a:hover {
  background-color: yellow;

}

header {
  background: linear-gradient(135deg, #2d54a8, #132641);
  color: white;
  padding: 80px 20px;
  text-align: center;
}

header h1 {
  font-size: 48px;
  margin-bottom: 10px;
}

header h2 {
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 20px;
}

header p {
  max-width: 700px;
  margin: 0 auto 30px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  margin: 10px;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
}

.btn-primary {
  background: #05255a;
  color: white;
}

.btn-secondary {
  background: rgb(140, 131, 164);
  color: #111827;
}

section {
  max-width: 1100px;
  margin: auto;
  padding: 60px 20px;
}

h3 {
  text-align: center;
  margin-bottom: 20px;
  font-size: 32px;
}

.skills-list,
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.skill,
.project-card {
  background: white;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(92, 192, 97, 0.06);
}