:root {
  --accent: #1d4ed8;
  --accent-dark: #1e3a8a;
  --bg: #dbe6f6;
  --card: #ffffff;
  --text: #0f2444;
  --muted: #47608a;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(circle at top, #eaf2fd, var(--bg));
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid rgba(29, 78, 216, 0.12);
  border-radius: 20px;
  padding: 40px 32px;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(30, 58, 138, 0.18);
}

.avatar {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--accent);
  box-shadow: 0 8px 24px rgba(29, 78, 216, 0.3);
}

h1 {
  margin: 20px 0 8px;
  font-size: 1.6rem;
}

.bio {
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 28px;
}

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

.links a {
  display: block;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(29, 78, 216, 0.06);
  border: 1px solid rgba(29, 78, 216, 0.18);
  color: var(--accent-dark);
  text-decoration: none;
  font-weight: 600;
  transition: background 0.2s ease, transform 0.15s ease, border-color 0.2s ease,
    color 0.2s ease;
}

.links a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  transform: translateY(-2px);
}