.curso-hero {
  padding: clamp(56px, 8vw, 92px) 0;
  color: var(--color-white);
  background: var(--gradient-dark);
}

.curso-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 390px);
  align-items: center;
  gap: clamp(32px, 6vw, 72px);
}

.curso-hero-left {
  max-width: 680px;
}

.curso-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.curso-badge {
  padding: 6px 12px;
  color: var(--color-white);
  font-size: 0.8rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
}

.curso-titulo {
  margin-bottom: 16px;
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 1.05;
}

.curso-desc {
  max-width: 640px;
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1rem, 2vw, 1.15rem);
}

.curso-rating,
.curso-duracion {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.86);
}

.curso-rating {
  margin-bottom: 10px;
}

.curso-star {
  color: #f4b400;
  font-size: 1.15rem;
}

.curso-card {
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: var(--radius-lg);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

.curso-card-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.curso-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.curso-card-body {
  padding: 22px;
}

.curso-card-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.curso-card-meta strong {
  color: var(--color-dark);
}

.curso-card .btn-whatsapp {
  width: 100%;
  margin-bottom: 18px;
  padding: 12px 14px;
  color: #128c4b;
  background: var(--color-white);
  border: 2px solid var(--color-accent);
}

.curso-card .btn-whatsapp:hover {
  background: #f2fff7;
}

.curso-features {
  list-style: none;
}

.curso-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  color: var(--color-text);
  font-size: 0.92rem;
}

.curso-features svg {
  flex: 0 0 auto;
}

.curso-contenido,
.curso-aprendizajes {
  padding-top: clamp(48px, 7vw, 72px);
}

.curso-aprendizajes {
  padding-bottom: clamp(56px, 8vw, 84px);
}

.curso-contenido h2,
.curso-aprendizajes h2 {
  margin-bottom: 22px;
  color: var(--color-dark);
  font-size: clamp(1.55rem, 3vw, 2rem);
}

.modulos-box,
.aprendizajes-grid {
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.modulos-resumen {
  padding: 15px 22px;
  color: var(--color-muted);
  background: #f8f9ff;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}

.modulo + .modulo {
  border-top: 1px solid var(--color-border);
}

.modulo-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 18px 22px;
  background: var(--color-white);
  border: 0;
  text-align: left;
  user-select: none;
  transition: background 0.2s ease;
}

.modulo-header:hover,
.modulo-header.abierto {
  background: #f8f9ff;
}

.modulo-titulo {
  color: var(--color-dark);
  font-weight: 700;
}

.modulo-meta {
  margin-top: 3px;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.modulo-flecha {
  flex: 0 0 auto;
  color: var(--color-primary);
}

.modulo-clases {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.32s ease;
}

.modulo-clases.abierto {
  max-height: 680px;
}

.clase {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 13px 22px 13px 38px;
  color: var(--color-text);
  border-top: 1px solid #eef1f7;
  font-size: 0.92rem;
}

.clase-left {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-width: 0;
}

.clase-left svg {
  flex: 0 0 auto;
  margin-top: 4px;
}

.clase-tiempo {
  color: var(--color-muted);
  white-space: nowrap;
  font-size: 0.86rem;
}

.aprendizajes-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  padding: 10px;
}

.aprendizaje-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 16px;
  color: var(--color-text);
}

.aprendizaje-item svg {
  flex: 0 0 auto;
  margin-top: 4px;
}

@media (max-width: 900px) {
  .curso-hero-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .clase {
    grid-template-columns: 1fr;
    padding-left: 22px;
  }

  .aprendizajes-grid {
    grid-template-columns: 1fr;
  }
}