.hero-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5); /* dark overlay */
  z-index: -1;
}

.book-btn-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 20px;
  flex-wrap: wrap;
}
.hero-banner {
  min-height: 100vh;
  background: url('../images/hero-banner/banner1.jpg') center center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 60px 20px;
  z-index:1;
}

.book {
  font-family: inherit;
  cursor: pointer;
  font-weight: 500;
  font-size: 17px;
  padding: 0.8em 1.3em 0.8em 0.9em;
  color: white;
  background: linear-gradient(50deg, #1900f5, #7c09a3, #a40675);
  border: none;
  letter-spacing: 0.05em;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  margin-top: 20px;
}

.book svg {
  margin-right: 8px;
  transform: rotate(30deg);
  transition: transform 0.25s cubic-bezier(0.76, 0, 0.24, 1);
}

.book:hover svg {
  transform: translateX(5px) rotate(90deg);
}

.book:hover span {
  transform: translateX(7px);
}

@media (max-width: 576px) {
  .book {
    font-size: 15px;
    padding: 0.6em 1em;
  }
}