.banner {
  color: var(--white);
  width: 100%;
  height: 100vh;
  display: flex;
  position: relative;
  z-index: 2;
  box-sizing: border-box;
  overflow: hidden;
  padding: 0;
}

.main-carousel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background-size: cover;
  background-position: center;
}

#background-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.banner .banner-content {
  display: flex;
  transform: translateY(-50%);
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  width: 100%;
  margin: 0 auto;
  justify-content: space-between;
  z-index: 10;
  box-sizing: border-box;
  align-items: center;
}

.banner-left-content {
  display: flex;
  align-items: center;
  gap: 80px;
}

.banner-info-container {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 48px;
  z-index: 10;
   text-shadow: 0 0 50px black;  /* 영상 배경이 흰색일 경우 텍스트 가독성 향상을 위해서 배경 그림자 추가.  */  
}

.banner-text-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.banner-carousel {
  display: flex;
  gap: 12px;
  align-items: center;
}

.banner-current-index {
  font-weight: 700;
  min-width: 24px;
}

.banner-total-index {
  opacity: 0.6;
  min-width: 24px;
}

.banner-carousel-pagination {
  width: 56px;
  height: 2px;
  background: linear-gradient(to right, var(--white) 25%, var(--white-60) 25%);
  border-radius: 1px;
  transition: background 0.3s ease;
}

.banner-button-icon {
  width: 36px;
  height: 36px;
}

/* scroll down */
.next-section-scroll {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
  align-items: center;
  position: absolute;
  bottom: 32px;
  left: 50%;
  translate: -50% -50%;
  color: var(--white);
  z-index: 100;
  cursor: pointer;
  text-decoration: none;
}

@media (max-width: 767px) {
  .next-section-scroll {
    bottom: 20px;
  }
}

.next-section-scroll .interaction {
  width: 8px;
  height: 20px;
}