:root {
  --primary: #c41e3a; /* Cardinal red */
  --primary-dark: #a41830;
  --text-dark: #1e1e1e;
  --text-light: #666;
  --bg: #f9f9f9;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.card {
  background: #fff;
  max-width: 420px;
  width: 90%;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  text-align: center;
  animation: fadeIn 0.6s ease-out;
}

.logo {
  width: 90px;
  height: 90px;
  margin-bottom: 1rem;
  border-radius: 20px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

h1 {
  font-size: 1.8rem;
  margin: 0.2rem 0;
}

p {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.showcase {
  width: 100%;
  border-radius: 16px;
  margin-bottom: 1.5rem;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.06);
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 12px;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(196, 30, 58, 0.35);
}

.version {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--text-light);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}