* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, sans-serif;
  background: #0f0f0f;
  color: #fff;
  display: flex; justify-content: center; align-items: center;
  min-height: 100vh; padding: 1rem;
}
.card {
  background: #1a1a1a;
  border: 1px solid #333;
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  max-width: 360px; width: 100%;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.logo { font-size: 3.5rem; margin-bottom: 0.5rem; line-height: 1; }
h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; letter-spacing: -0.02em; }
.description { color: #aaa; font-size: 0.95rem; margin-bottom: 1.5rem; line-height: 1.4; }
.links { display: flex; flex-direction: column; gap: 0.6rem; }
.link {
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.9rem 1rem; background: #2a2a2a; border: 1px solid #3a3a3a;
  border-radius: 10px; color: #fff; text-decoration: none; font-weight: 600;
  font-size: 0.95rem; transition: all 0.15s ease;
}
.link:active { transform: scale(0.98); }
.link:hover, .link:focus { background: #333; border-color: #444; outline: none; }
.footer { margin-top: 1.5rem; font-size: 0.75rem; color: #666; }