:root {
  color-scheme: light;
  --background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 50%, #f8fafc 100%);
  --card-bg: #ffffff;
  --card-border: rgba(148, 163, 184, 0.35);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent: #2563eb;
  --shadow: 0 24px 48px rgba(15, 23, 42, 0.08);
  --pill-bg: #f1f5f9;
  --pill-border: rgba(148, 163, 184, 0.35);
  --pill-hover-bg: rgba(37, 99, 235, 0.08);
  --pill-hover-border: rgba(37, 99, 235, 0.45);
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--background);
  font-family: var(--font-sans);
  color: var(--text-primary);
  padding: 2.5rem 1.5rem 1.5rem;
  gap: 2rem;
}

.card {
  width: min(420px, 100%);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 2.75rem 2.25rem;
  text-align: center;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.avatar {
  width: 88px;
  height: 88px;
  margin: 0 auto;
  border-radius: 24px;
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.4);
  display: grid;
  place-items: center;
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.9rem, 2.2vw + 1.4rem, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tagline {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.social-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: var(--pill-bg);
  border: 1px solid var(--pill-border);
  border-radius: 16px;
  padding: 0.9rem 1.1rem;
  color: inherit;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.2s ease, border-color 0.2s ease,
    background-color 0.2s ease, box-shadow 0.2s ease;
}

.social-links a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.45);
  outline-offset: 4px;
}

.social-links a:hover {
  transform: translateY(-2px);
  border-color: var(--pill-hover-border);
  background-color: var(--pill-hover-bg);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
}

.icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.note {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.note a {
  color: var(--accent);
  font-weight: 500;
}

footer {
  font-size: 0.8rem;
  color: rgba(100, 116, 139, 0.8);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}