/* HEADER */

.book-hero {
  padding: 25px 20px;
  background: #ffffff;
}

.book-container {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  align-items: center;
}

/* COVER */

.book-cover img {
  width: 100%;
  max-width: 420px;
  display: block;
  margin: auto;
  box-shadow: 0 30px 60px rgba(0,0,0,.25);
  border-radius: 6px;
}

/* TEXT */

.book-info h1 {
  font-size: 38px;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #0f172a;
}

/* BENEFITS */

.benefits-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 30px;
}

.benefits-list li {
  font-size: 16px;
  margin-bottom: 10px;
  padding-left: 30px;
  position: relative;
}

.benefits-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: #22c55e;
  font-weight: bold;
}

/* CTA */

.cta-button {
  width: 100%;
  background: linear-gradient(45deg, #22c55e, #16a34a);
  border: none;
  color: #fff;
  padding: 18px;
  font-size: 18px;
  font-weight: 800;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 15px 30px rgba(34,197,94,.4);
  transition: .2s;
}

.cta-button:hover {
  transform: translateY(-2px);
  opacity: .95;
}

/* PRICE */

.price-text {
  margin-top: 14px;
  font-size: 15px;
}

/* SOCIAL PROOF */

.social-proof {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 16px;
}

.avatars img {
  width: 300px;
  height: 34px;
  margin-left: -10px;
}

.rating {
  font-size: 14px;
  font-weight: 600;
}

/* MOBILE */

@media (max-width: 900px) {

  .book-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .book-info h1 {
    font-size: 28px;
  }

  .benefits-list li {
    text-align: left;
  }

}

.hero-copy {
  background: #ffffff;
  padding: 80px 20px;
}

.copy-container {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

/* TÍTULO */

.copy-container h1 {
  font-size: clamp(34px, 4vw, 56px);
  font-weight: 900;
  color: #ff1f2d;
  line-height: 1.1;
  margin-bottom: 40px;
}

/* TEXTO */

.copy-text {
  max-width: 720px;
  margin: 0 auto;
}

.copy-text p {
  font-size: 18px;
  line-height: 1.7;
  color: #111;
  margin-bottom: 22px;
}

/* DESTAQUES */

.copy-text strong {
  font-weight: 800;
}

.highlight {
  font-size: 20px;
  font-weight: 800;
  margin: 30px 0;
}

.free {
  background: #fff200;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
}

/* CHAMADA FINAL */

.cta {
  font-size: 20px;
  font-weight: 800;
  margin-top: 30px;
}

/* MOBILE */

@media (max-width: 768px) {

  .hero-copy {
    padding: 60px 16px;
  }

  .copy-text p {
    font-size: 16px;
  }

  .highlight,
  .cta {
    font-size: 18px;
  }

}