#main-visual {
  position: relative;
  height: 96vh;
}

#visual-img {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #000;
}

#visual-img img {
  width: 100%;
}

#message {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  color: white;
  font-size: 0;
  text-align: center;
  font-weight: 700;
  overflow: hidden;
  line-height: 1.2;
  width: 100%;
}

#message span {
  display: inline-block;
  font-size: 6rem;
  opacity: 0;
  transform: translateY(20px);
}

#message.visible span {
  animation: fadeUp 1.5s ease forwards;
}

#about {
  position: relative;
  background-color: white;
  z-index: 4999;
  border-radius: 1.7rem;
  padding: 6rem 0 1rem;
}

.about-text {
  font-size: 2.9rem;
  line-height: 1.3;
  font-weight: 800;
  color: #111;
  z-index: 4;
  text-align: left;
  width: 96%;
  margin: 0 auto;
}

.about-sub-text {
  font-size: 1.8rem;
  font-weight: 400;
  line-height: 1.3;
  color: #444;
  text-align: right;
  width: 96%;
  margin: 4rem auto 0;
  z-index: 4;
}

.about-img2 {
  width: 96%;
  margin: 0 auto;
  border-radius: 1.7rem;
  margin-top: 3rem;
}

.about-img2 img {
  width: 100%;
  margin: 0 auto;
  border-radius: 1.7rem;
}

.symbol-section {
  display: flex;
  color: #fff;
  padding: 6rem 4rem;
  gap: 4rem;
  z-index: 99999;
}

.symbol-left {
  flex: 0 0 26%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.symbol-left #symbol-image {
  max-width: 100%;
  height: auto;
}

.symbol-right {
  flex: 1;
}

.symbol-item {
  margin-bottom: 3rem;
  opacity: 0.2;
  transition: opacity 0.5s ease;
}

.symbol-item.active {
  opacity: 1;
}

.symbol-item h2 {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.symbol-item p {
  font-size: 1.4rem;
  color: #999;
  line-height: 1.5;
}

.symbol-right hr {
  border: none;
  border-top: 1px solid #333;
}

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 1s ease-out;
}

.fade-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-of-type(1) {
  animation-delay: 0.4s;
}

.fade-up:nth-of-type(2) {
  animation-delay: 0.6s;
}

.fade-up:nth-of-type(3) {
  animation-delay: 0.7s;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 디바이스별 표시 클래스 */
.pc-only {
  display: block;
}

.mobile-only {
  display: none;
}

#work-process {
  background-color: #fff;
  padding: 6rem 0;
  width: 100%;
  margin: 0 auto;
  position: relative;
  overflow-x: auto;
}

.work-process-container {
  margin: 0 auto;
  display: flex;
  flex-wrap: nowrap;
  align-items: flex-start;
  justify-content: space-between;
  width: 96%;
}

.work-process-info {
  flex: 0 0 26rem;
}

.work-process-info h2 {
  font-size: 5rem;
  font-weight: 800;
  color: #111;
  margin-bottom: 1.6rem;
  line-height: 1;
}

.work-process-info .sub-title {
  font-size: 1.6rem;
  color: #999;
  margin-bottom: 1rem;
}

.work-process-detail {
  display: flex;
  flex-wrap: nowrap;
  gap: 2rem;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch; /* 모바일 터치 스크롤 활성화 */
  touch-action: pan-x;
  pointer-events: auto;
}

.process-step {
  flex: 0 0 46rem;
  display: flex;
  flex-direction: column;
  padding: 0 2rem;
  margin-bottom: 4rem;
}

.work-process-detail::-webkit-scrollbar {
  height: 1px;
}

.work-process-detail::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.083);
  border-radius: 4px;
}

.process-step h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: #111;
}

.process-step p {
  font-size: 1.2rem;
  line-height: 1.7;
  color: #333;
}

.work-process-images {
  position: relative;
  display: block;
  margin-top: 3rem;
}

.work-process-images img {
  display: block;
  width: 100%;
  margin: 0 auto;
}



@media (max-width: 768px) {
  .pc-only {
    display: none !important;
  }

  .mobile-only {
    display: block !important;
  }

  /* 모바일 메시지 영역 */
  #message-mobile {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    color: white;
    font-size: 0;
    text-align: center;
    font-weight: 700;
    overflow: hidden;
    line-height: 1.1;
    width: 100%;
  }

  #message-mobile span {
    display: inline-block;
    font-size: 17vw;
    transform: translateY(20px);
    opacity: 0;
  }

  #message-mobile.visible span {
    animation: fadeUp 1.5s ease forwards;
  }

  /* About 영역 폰트 조정 */
  .about-text {
    font-size: 7vw;
    width: 92%;
  }

  .about-sub-text {
    font-size: 4.7vw;
    margin-top: 3rem;
    line-height: 1.4;
  }

  .about-img2 {
    width: 92%;
    height: 30rem;
    margin: 0 auto;
    border-radius: 1.7rem;
    margin-top: 3rem;
  }

  .about-img2 img {
    width: 100%;
    height: 30rem;
    object-fit: cover;
  }

  #edstudio-symbol {
    margin-top: 8rem;
  }

  .symbol-section {
    flex-direction: column;
    padding: 0;
    width: 100%;
  }

  .symbol-left {
    flex: 1;
    margin: 0 auto !important;
  }

  #symbol-image img {
    display: block;
    width: 50%;
    max-width: 100%;
    margin: 0 auto !important;
  }

  .symbol-right {
    flex: 1;
    width: 92%;
    margin: 0 auto 4rem;
  }

  .symbol-item {
    margin: 2rem 0;
  }

  .symbol-item h2 {
    font-size: 6vw;
  }

  .symbol-item p {
    font-size: 4vw;
    line-height: 1.4;
  }

  .work-process-container {
    flex-wrap: wrap;
  }

  .work-process-info {
    flex: 1 1 100%;
    margin-right: 0;
    margin-bottom: 2rem;
  }

  .work-process-container {
    flex-direction: column;
    width: 92%;
    padding: 4rem 0;
  }

  .work-process-info h2 {
    font-size: 10vw;
  }

  .work-process-info .sub-title {
    font-size: 5vw;
  }

.work-process-detail {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto !important;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x;
  pointer-events: auto;
  gap: 4rem;
}

  .process-step {
    flex: 0 0 90vw;
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
    padding: 0;
}

  .work-process-info h2 {
    font-size: 12vw;
  }

  .process-step h3 {
    font-size: 5vw;
  }

  .process-step p {
    font-size: 4vw;
  }
}