/* Reset */
body, html {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', sans-serif;
  background: #0a0a0a;
  color: #fff;
  text-align: center;
  overflow-x: hidden;
}

/* Circles animation */
.container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -1;
}

.circle {
  position: absolute;
  bottom: -150px;
  width: 20px;
  height: 20px;
  background: rgba(0, 255, 255, 0.3);
  border-radius: 50%;
  animation: moveUp 20s linear infinite;
}

@keyframes moveUp {
  0% { transform: translateY(0) scale(1); opacity: 1; }
  100% { transform: translateY(-100vh) scale(0.3); opacity: 0; }
}

/* Profile section */
.profile {
  padding: 40px;
  max-width: 600px;
  margin: 0 auto;
}

.profile-img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px solid #00ffff;
  margin-top: 20px;
}

h1 {
  font-size: 2em;
  margin-top: 10px;
}

.location {
  color: #00ffff;
}

.summary {
  font-size: 0.9em;
  color: #ddd;
  margin: 10px 0 30px;
}

.skills h2 {
  color: #00ffff;
  margin-bottom: 10px;
}

.skills ul {
  list-style: none;
  padding: 0;
  font-size: 0.9em;
  color: #ccc;
}

.btn {
  display: block;
  margin: 10px auto;
  padding: 12px 18px;
  text-decoration: none;
  border-radius: 10px;
  transition: 0.3s;
  font-weight: bold;
  width: 80%;
  max-width: 300px;
}

.btn.blue { background: #007bff; color: white; }
.btn.green { background: #25d366; color: white; }
.btn.pink { background: #ff0050; color: white; }
.btn.yellow { background: #ffc107; color: black; }
.btn.install { background: #00ffff; color: black; }

.btn:hover {
  transform: scale(1.05);
  opacity: 0.9;
}