:root {
  --muted: rgba(255, 255, 255, .72);
  --ink-2: rgba(255, 255, 255, .88);
  --line: rgba(255, 255, 255, .14);
}

/* Intro */
.intro {
  text-align: center;
  padding: 60px 20px 20px;
  border-bottom: 1px solid var(--line);
}

.intro h1 {
  font-size: clamp(1.6rem, 1rem + 2vw, 2.4rem);
  margin-bottom: 6px;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: .2px;
}

.intro .muted {
  color: var(--muted);
  font-size: 1.08rem;
}

/* Seções alternadas */
.section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  margin: 52px auto;
  max-width: 1100px;
  padding: 0 20px;
  flex-wrap: wrap;
}

.section .image {
  flex: 1 1 380px;
  display: flex;
  justify-content: center;
}

.section .image img {
  width: 100%;
  max-width: 400px;
  /* menor que antes */
  border-radius: 14px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, .45);
  object-fit: cover;
  transform-origin: center;
  transition: transform .5s ease, box-shadow .5s ease, filter .5s ease;
}

.section .image img:hover {
  transform: translateY(-4px) scale(1.01) rotateZ(-.2deg);
  box-shadow: 0 14px 40px rgba(0, 0, 0, .55);
  filter: saturate(1.03);
}

.section .text {
  flex: 1 1 420px;
}

.section .text h2 {
  color: var(--accent);
  font-size: 1.35rem;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: .6px;
}

.section .text p,
.section .text li {
  color: var(--ink-2);
  line-height: 1.85;
  font-size: 1.06rem;
  text-align: justify;
  margin-bottom: 12px;
}

.section .text ul {
  margin: 0 0 20px 18px;
}

.section .text ul li::marker {
  color: var(--accent);
}

/* Botões */
.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  padding: 10px 14px;
  border-radius: 10px;
  font-weight: 700;
  border: 1px solid transparent;
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-2);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--ink);
}

/* CTA PDF central */
.cta-pdf {
  display: flex;
  justify-content: center;
  margin-top: 12px;
}

.btn-pdf {
  border-radius: 12px;
  padding: 12px 18px;
}

/* Alternância direita/esquerda */
.section.right {
  flex-direction: row-reverse;
}

/* Animações de entrada */
.reveal {
  opacity: 0;
  transform: translateY(46px);
  transition: opacity .8s ease, transform .8s ease;
}

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

/* Movimento sutil nas imagens quando visíveis */
@keyframes floatY {
  0% {
    transform: translateY(0) scale(1);
  }

  100% {
    transform: translateY(-6px) scale(1.008);
  }
}

.reveal.visible .image img {
  animation: floatY 7s ease-in-out 1s infinite alternate;
}

/* Respeita acessibilidade */
@media (prefers-reduced-motion: reduce) {

  .reveal,
  .reveal.visible {
    transition: none;
    transform: none;
  }

  .reveal.visible .image img {
    animation: none;
  }
}

/* Responsivo */
@media (max-width: 860px) {
  .section {
    flex-direction: column !important;
    text-align: center;
    gap: 22px;
  }

  .section .image img {
    max-width: 82%;
  }

  .section .text {
    text-align: left;
  }

  .cta-pdf {
    justify-content: center;
  }
}