* {
  box-sizing: border-box;
  font-family: Inter, Arial, sans-serif;
}

body {
  margin: 0;
  background: #0f0f0f;
  color: white;
}

.container {
  max-width: 420px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: center;
}

.avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin-bottom: 16px;
}

h1 {
  margin: 0;
  font-size: 22px;
}

.bio {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 24px;
}

.link {
  display: block;
  text-decoration: none;
  color: white;
  background: #1f1f1f;
  padding: 14px;
  margin-bottom: 12px;
  border-radius: 10px;
  transition: all 0.2s ease;
}

.link:hover {
  background: #2a2a2a;
  transform: scale(1.02);
}

.links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.links a {
  text-decoration: none;
  color: white;
  background: #111;
  padding: 14px;
  border-radius: 10px;
  text-align: center;
  font-weight: 500;
  transition: all 0.2s ease;
}

.links a:hover {
  background: #222;
  transform: translateY(-2px);
}

.nav-bar {
  max-width: 1100px;
  margin: 24px auto 0;
  padding: 0 16px;

  display: flex;
  gap: 12px;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;

  padding: 10px 16px;
  border-radius: 999px;

  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  text-decoration: none;
  border: none;

  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.2s ease;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-1px);
}