:root{
  --adif-green: #007A33;
  --renfe-purple: #800080;
  --text-gray: #1f2937;
}

body { font-family: "Open Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial; color: var(--text-gray); }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1rem; }

/* Header styles */
.header {
  display:flex; justify-content:space-between; align-items:center; padding:1rem;
}

/* Reusable card */
.card {
  border-radius: 0.6rem; box-shadow: 0 6px 18px rgba(0,0,0,0.06); overflow: hidden;
}

/* Card specifically purple (Renfe) */
.card-rail {
  background: var(--renfe-purple); color: #fff; padding:1.25rem; border-radius:0.6rem;
}

/* Button */
.btn-rail {
  background: var(--renfe-purple);
  color: #fff;
  padding: .6rem 1rem;
  border-radius: .5rem;
  text-decoration: none;
  font-weight: 600;
}

a { text-decoration: none; }