.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px;
}
.curso-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 28px rgba(0,0,0,.08);
  padding: 24px;
  overflow: hidden;
}
.curso-hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  align-items: start;
}
.curso-thumb {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 12px;
  background: #e9eef4;
}
.curso-aside {
  background: #f7f9fc;
  border: 1px solid #e6ecf5;
  border-radius: 12px;
  padding: 20px;
}
.curso-titulo {
  margin: 0 0 8px;
  font-size: 32px;
  color: #0f265c;
}
.curso-precio {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 28px;
  font-weight: 700;
  color: #123a8c;
  margin-bottom: 16px;
}
.btn-pagar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #2563eb;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 18px;
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(37,99,235,.25);
}
.btn-pagar:hover {
  background: #1e4fcf;
}
.curso-ficha {
  list-style: none;
  margin-top: 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.curso-ficha li {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid #e6ecf5;
  border-radius: 10px;
  padding: 10px 12px;
}
.icono-curso {
  width: 22px;
  height: 22px;
  opacity: 0.9;
}
.curso-ficha span {
  flex: 1;
  color: #475569;
}
.curso-ficha strong {
  color: #0f265c;
}
.curso-descripcion {
  margin-top: 28px;
}
.curso-descripcion h2 {
  color: #0f265c;
  margin-bottom: 10px;
}
.curso-content p {
  color: #1f2937;
  line-height: 1.7;
}
@media (max-width: 900px) {
  .curso-hero { grid-template-columns: 1fr; }
  .curso-thumb { height: 240px; }
}