/* ── Página de Cursos ── */
.cursos-hero {
  background: var(--color-dark);
  padding: clamp(120px, 18vw, 200px) 0 clamp(60px, 8vw, 100px);
  text-align: center;
}

.cursos-hero .section-label {
  color: var(--color-accent);
}

.cursos-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 300;
  color: var(--color-light);
  margin-top: 0.5rem;
}

.cursos-hero h1 em {
  color: var(--color-accent);
}

.cursos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: clamp(60px, 8vw, 100px) clamp(20px, 5vw, 60px);
  max-width: 1100px;
  margin-inline: auto;
}

.curso-card {
  background: var(--color-light);
  border: 1px solid rgba(167, 135, 114, 0.2);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    transform 0.35s var(--ease-out),
    box-shadow 0.35s;
}

.curso-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(40, 40, 41, 0.1);
}

.curso-card.unavailable {
  opacity: 0.45;
  pointer-events: none;
}

.curso-card__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: linear-gradient(135deg, #d4c5b8, #bda898);
  display: flex;
  align-items: center;
  justify-content: center;
}

.curso-card__img-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #6a5555 0%, #3a2d2d 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.curso-card__img-placeholder svg {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  opacity: 0.5;
}

.curso-card__img-placeholder img {
  width: 35%;
  object-fit: cover;
  display: block;
  filter: brightness(0) saturate(100%) invert(62%) sepia(18%) saturate(320%)
    hue-rotate(340deg) brightness(95%);
}

.curso-card__body {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.curso-card__tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.curso-card.unavailable .curso-card__tag {
  color: rgba(40, 40, 41, 0.4);
}

.curso-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 300;
  color: rgba(40, 40, 41, 0.9);
  line-height: 1.2;
}

.curso-card__desc {
  font-size: 0.85rem;
  line-height: 1.8;
  color: rgba(40, 40, 41, 0.65);
  flex: 1;
}

.curso-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-light);
  background: var(--color-accent);
  padding: 0.35rem 0.8rem;
  border-radius: 2px;
  align-self: flex-start;
}

.curso-card.unavailable .curso-card__badge {
  background: rgba(40, 40, 41, 0.2);
  color: rgba(40, 40, 41, 0.5);
}

.curso-card__cta {
  margin-top: 0.5rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(254, 254, 254, 0.5);
  transition: color 0.3s;
  margin-top: 1.5rem;
}

.back-link:hover {
  color: var(--color-accent);
}

.back-link svg {
  width: 16px;
  height: 16px;
}

.footer__bottom {
  text-align: center;
  font-size: 0.9rem;
  color: rgba(254, 254, 254, 0.2);
}