/* Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition),
    transform var(--transition), box-shadow var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--color-brand);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-brand-light);
  color: #fff;
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-brand-dark);
}

.btn--accent:hover {
  background: var(--color-accent-hover);
  color: var(--color-brand-dark);
}

.btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.btn--outline {
  background: transparent;
  border-color: var(--color-brand);
  color: var(--color-brand);
}

.btn--outline:hover {
  background: var(--color-brand);
  color: #fff;
}

.hero {
  position: relative;
  min-height: min(88vh, 42rem);
  display: flex;
  align-items: flex-end;
  color: #fff;
  background: var(--color-brand-dark);
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
  transform: scale(1.02);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(74, 18, 28, 0.55) 0%,
    rgba(28, 25, 23, 0.72) 55%,
    rgba(28, 25, 23, 0.88) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(100% - 2rem, var(--container));
  margin: 0 auto;
  padding: var(--space-9) 0 var(--space-8);
}

.hero__brand {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 700;
  margin: 0 0 var(--space-4);
  letter-spacing: 0.02em;
  animation: hero-rise 0.8s ease both;
}

.hero__lead {
  max-width: 36rem;
  font-size: var(--fs-lg);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-6);
  animation: hero-rise 0.8s ease 0.12s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  animation: hero-rise 0.8s ease 0.22s both;
}

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-hero {
  background: linear-gradient(135deg, var(--color-brand-dark), var(--color-brand));
  color: #fff;
  padding: var(--space-8) 0 var(--space-7);
}

.page-hero h1 {
  color: #fff;
  margin-bottom: var(--space-3);
}

.page-hero p {
  max-width: 40rem;
  color: rgba(255, 255, 255, 0.88);
  margin: 0;
}

.section {
  padding: var(--space-8) 0;
}

.section--muted {
  background: var(--color-bg-muted);
}

.section-header {
  margin-bottom: var(--space-6);
}

.section-header p {
  color: var(--color-ink-muted);
  max-width: 40rem;
  margin: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.feature {
  padding: var(--space-5) 0;
  border-top: 2px solid var(--color-brand);
}

.feature h3 {
  margin-bottom: var(--space-3);
}

.feature p {
  color: var(--color-ink-muted);
  margin: 0;
}

.cta-band {
  background: linear-gradient(120deg, var(--color-brand-dark), var(--color-brand));
  color: #fff;
  padding: var(--space-8) 0;
  text-align: center;
}

.cta-band h2 {
  color: #fff;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 36rem;
  margin: 0 auto var(--space-5);
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.testimonial {
  border-left: 3px solid var(--color-accent);
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-elevated);
  margin-bottom: var(--space-4);
}

.testimonial__meta {
  font-size: var(--fs-sm);
  color: var(--color-ink-muted);
  margin-top: var(--space-3);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-7);
  align-items: start;
}

.contact-list {
  list-style: none;
  margin: 0 0 var(--space-5);
  padding: 0;
}

.contact-list li {
  margin: 0 0 var(--space-3);
}

.contact-list strong {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-ink-muted);
  margin-bottom: 0.15rem;
}

.map-placeholder {
  min-height: 16rem;
  background: linear-gradient(145deg, var(--color-bg-muted), #ddd5c8);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-5);
  color: var(--color-ink-muted);
}

.form {
  display: grid;
  gap: var(--space-4);
}

.form-field label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-elevated);
  font: inherit;
  color: var(--color-ink);
}

.form-field textarea {
  min-height: 8rem;
  resize: vertical;
}

.form-note {
  font-size: var(--fs-xs);
  color: var(--color-ink-muted);
}

.form-success {
  display: none;
  padding: var(--space-4);
  background: rgba(47, 107, 79, 0.1);
  border: 1px solid var(--color-success);
  color: var(--color-success);
  border-radius: var(--radius);
}

.form-success.is-visible {
  display: block;
}

.course-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.course-link {
  display: block;
  padding: var(--space-5);
  background: var(--color-bg-elevated);
  border-left: 3px solid var(--color-brand);
  text-decoration: none;
  color: var(--color-ink);
  transition: transform var(--transition), box-shadow var(--transition);
}

.course-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-brand);
}

.course-link h3 {
  margin-bottom: var(--space-2);
}

.course-link p {
  margin: 0;
  color: var(--color-ink-muted);
  font-size: var(--fs-sm);
}

.topic-list {
  display: grid;
  gap: var(--space-2);
}

.topic-list a {
  display: block;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-ink);
}

.topic-list a:hover {
  color: var(--color-brand);
}

.back-to-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius);
  border: 0;
  background: var(--color-brand);
  color: #fff;
  font-size: 1.25rem;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.5rem);
  transition: opacity var(--transition), transform var(--transition);
  z-index: var(--z-top);
  box-shadow: var(--shadow-md);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Avoid blank pages if JS fails or tall blocks never hit old thresholds */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.testimonial-card {
  background: var(--color-bg-elevated);
  border-top: 3px solid var(--color-accent);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.testimonial-card__quote {
  margin: 0;
  color: var(--color-ink);
  font-size: var(--fs-sm);
  line-height: 1.65;
  flex: 1;
}

.testimonial-card__footer {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.testimonial-card__avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-muted);
}

.testimonial-card__meta strong {
  display: block;
  font-size: var(--fs-sm);
  color: var(--color-ink);
}

.testimonial-card__meta span {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-ink-muted);
  line-height: 1.45;
}

.topic-categories {
  display: grid;
  gap: var(--space-7);
}

.topic-category h2 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-brand);
}

.topic-category > p {
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
  font-size: var(--fs-sm);
}

.topic-category .topic-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

.topic-category .topic-list a {
  padding: var(--space-3) var(--space-2);
}

.submenu-group {
  margin: var(--space-2) 0;
  padding: var(--space-2) 0;
  border-top: 1px solid var(--color-border);
}

.submenu-group:first-child {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}

.submenu-group__label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  padding: var(--space-2) var(--space-3) var(--space-1);
}

@media (max-width: 860px) {
  .testimonial-grid,
  .topic-category .topic-list {
    grid-template-columns: 1fr;
  }

  .page-hero {
    padding: var(--space-6) 0 var(--space-5);
  }

  .page-hero h1 {
    font-size: var(--fs-2xl);
  }

  .section {
    padding: var(--space-6) 0;
  }
}

.whatsapp-float {
  position: fixed;
  left: 1.25rem;
  bottom: 1.25rem;
  z-index: var(--z-top);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1rem;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.whatsapp-float:hover {
  color: #fff;
  filter: brightness(1.05);
}

.breadcrumbs {
  font-size: var(--fs-xs);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
}

.breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--color-brand);
}

@media (max-width: 860px) {
  .feature-grid,
  .contact-grid,
  .course-links {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: min(78vh, 34rem);
  }
}