* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0f0f13;
  color: #e0e0e0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.card {
  background: #1a1a24;
  border: 1px solid #2a2a3a;
  border-radius: 16px;
  padding: 3rem 2.5rem;
  max-width: 520px;
  width: 100%;
  text-align: center;
}

.avatar {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #6c63ff, #3b82f6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin: 0 auto 1.5rem;
}

h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}

.tagline {
  font-size: 1.05rem;
  color: #aaa;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.divider {
  width: 48px;
  height: 2px;
  background: #333;
  margin: 1.5rem auto;
}

.note {
  font-size: 0.95rem;
  color: #888;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.details {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.detail {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 1rem;
  background: #12121a;
  border-radius: 8px;
  font-size: 0.9rem;
}

.detail-label {
  color: #6c63ff;
  font-weight: 600;
}

.detail-value {
  color: #ccc;
}

.card-footer {
  font-size: 0.8rem;
  color: #555;
  border-top: 1px solid #222;
  padding-top: 1.5rem;
}

@media (max-width: 480px) {
  .card {
    padding: 2rem 1.25rem;
  }
  h1 {
    font-size: 1.4rem;
  }
}