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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: #ffffff;
  color: #111827;
  line-height: 1.6;
}

a {
  color: #4F46E5;
  text-decoration: none;
  transition: color 0.3s ease, text-decoration 0.3s ease;
}

a:hover { text-decoration: underline; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  transition: all 0.3s ease;
}

/* Animaciones */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Botones */
.btn-primary {
  background-color: #4F46E5;
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: background-color 0.3s ease;
}

.btn-primary:hover {
  background-color: #3730a3;
}

.btn-secondary {
  background-color: transparent;
  color: #4F46E5;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  border: 2px solid #4F46E5;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background-color: #4F46E5;
  color: white;
}

/* Cards */
.card {
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}