.glass-section {
  --palm-left: 67%;
  --palm-top: 45%;
  --palm-width: clamp(250px, 80vw, 329px);
  --palm-height: clamp(320px, 100vw, 424px);

  --holeW: 400px;
  --holeH: 490px;

  --hole-split: 50%;

  position: relative;
  width: 100%;
  background: url("/home_assets/img/main/skin/skin_background.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

.skin_background_mobile {
  display: none;
}

/* ========= 손 이미지 ========= */
.hand-container {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  z-index: 1;
  overflow: hidden;
}

.hand-full {
  height: auto;
  transform: translateX(200px) translateY(70px);
  filter: blur(2px);
  opacity: 0.75;
  user-select: none;
  pointer-events: none;
}

/* ========= palm-hole: 약병 기준(중앙 정렬) ========= */
.palm-hole {
  position: absolute;
  left: var(--palm-left);
  top: var(--palm-top);
  width: clamp(200px, 15vw, 329px);
  /* height: clamp(320px, 10vw, 424px); */
  transform: translate(-50%, -50%);
  z-index: 5;
  pointer-events: none;
}

.filler-image {
  position: absolute;
  left: 50%;
  top: 50%;
  width: clamp(200px, 15vw, 329px);
  /* height: clamp(320px, 10vw, 424px); */
  transform: translate(-50%, -50%) rotate(-12deg) scale(1.2);
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.2));
  pointer-events: auto;

  /* 슬라이드인 애니메이션 */
  animation: slideInFromTop 1.5s ease-out forwards,
    floatUpDown 3s ease-in-out infinite 1.5s;
}

/* 위에서 아래로 슬라이드인 효과 */
@keyframes slideInFromTop {
  0% {
    transform: translate(-50%, -200%) rotate(-12deg) scale(1.2);
    opacity: 0;
  }

  100% {
    transform: translate(-50%, -50%) rotate(-12deg) scale(1.2);
    opacity: 1;
  }
}

/* 위아래로 둥둥 떠다니는 효과 */
@keyframes floatUpDown {
  0%,
  100% {
    transform: translate(-50%, -50%) rotate(-12deg) scale(1.2);
  }

  50% {
    transform: translate(-50%, -60%) rotate(-12deg) scale(1.2);
  }
}

/* ========= 구멍 전체 프레임(정확히 420x590) ========= */
.hole-frame {
  position: absolute;
  left: var(--palm-left);
  top: var(--palm-top);
  width: var(--holeW);
  height: var(--holeH);
  transform: translate(-50%, -50%);
  z-index: 6;
  pointer-events: none;
  display: block;
}

/* 위 칸(약병 공간) — 시각적 영역만 차지 (실제 약병은 palm-hole에 위치) */
.hole-top {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: calc(100% - 100px);
  pointer-events: none;
}

/* 아래 칸(텍스트 공간) */
.hole-bottom {
  position: absolute;
  left: -25%;
  bottom: 0;
  width: 100%;
  height: 70px;
  border-top: 2px solid #fff;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 10px 16px;
  box-sizing: border-box;
  pointer-events: none;
}

/* 요청한 텍스트 스타일 */
.brand-overlay {
  font-family: "Dream Orphans", sans-serif;
  font-weight: 400;
  font-size: 96px;
  line-height: 1.1;
  color: #fff;
  letter-spacing: 1px;
  text-align: right;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  margin: 0;
  width: 100%;
  pointer-events: auto;
  box-sizing: border-box;
  margin-top: 20px;
}

/* ========= 콘텐츠(텍스트 본문) ========= */
.main-content {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  min-height: 100vh;
  padding: 0 50px;
  padding-bottom: 100px;
}

.text-area {
  flex: 1;
  width: 100%;
  color: #333;
  margin-left: 50px;
  transform: translateY(-70px);
}

/* 메인 타이틀 스타일 변경 */
.main-title {
  font-family: "Dream Orphans", sans-serif;
  font-weight: 400;
  font-size: 64px;
  margin-bottom: clamp(38px, 3vw, 46px);
  letter-spacing: 2px;
  margin-top: 0;
}

.main-title .about {
  font-family: "Dream Orphans", sans-serif;
}

.main-title .brand {
  position: relative;
  font-family: "Dream Orphans", sans-serif;
  font-weight: 400;
  font-size: 96px;
}

.main-title .brand::after {
  position: absolute;
  top: 0;
  content: "\00AE";
  font-size: 42px;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: clamp(30px, 3vw, 80px);
}

.info-item {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: clamp(28px, 3vw, 100px);
  word-break: keep-all;
}

/* 02, 03 영역에 추가 들여쓰기 */
.info-item:nth-child(2) {
  margin-left: clamp(63px, 4vw, 135px);
}

.info-item:nth-child(3) {
  margin-left: clamp(98px, 5vw, 170px);
}

/* 숫자 스타일 변경 */
.info-number {
  font-family: "Pretendard", sans-serif;
  font-weight: 700;
  font-size: 36px;
  color: #333;
  min-width: 40px;
}

/* 숫자 옆 텍스트 스타일 변경 */
.info-text {
  font-family: "Pretendard", sans-serif;
  font-weight: 300;
  font-size: 14px;
  line-height: 1.6;
  color: #555;
  flex: 1;
}
.info-text br {
  display: none;
}

.image-area {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ====== Section 2: 콜라겐/탄력 설명 ====== */
.collagen-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  margin-top: -1px;
}

/* 오른쪽 텍스트 영역 */
.collagen-inner {
  position: static;
  z-index: 2;
  max-width: 900px;
  margin-left: auto;
  margin-right: 15%;
  padding: 0 0px 40px 10px;
  text-align: center;
  color: #000000;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transform: translateY(50px);
  opacity: 0;
  transition: transform 1.2s ease-out, opacity 1.2s ease-out;
}

/* 애니메이션 활성화 클래스 */
.collagen-inner.animate-in {
  transform: translateY(0);
  opacity: 1;
}

.figure {
  width: 100%;
  font-weight: 300;
  font-size: 14px;
  line-height: 17px;
  color: #c2c2c2;
  padding: 20px 50px 50px;
}

.figure .collagen-sub-number {
  color: #c2c2c2;
}

.collagen_background {
  width: 40%;
  height: 100%;
  position: absolute;
  top: 15%;
  left: 10%;
  z-index: 1;
  overflow: visible;
}

.collagen_background img {
  width: 100%;
}

.collagen_background::before {
  content: "";
  position: absolute;
  width: 597px;
  height: 597px;
  bottom: 30%;
  right: -15%;

  background: linear-gradient(
    180deg,
    rgba(129, 124, 255, 0) 0%,
    rgba(54, 160, 231, 0.2) 100%
  );
  filter: blur(25px);
  border-radius: 500px;
  z-index: -1;
}

.collagen_background::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 358px;
  height: 358px;

  background: linear-gradient(
    180deg,
    rgba(132, 146, 247, 0.2) 0%,
    rgba(127, 201, 222, 0) 100%
  );
  filter: blur(25px);
  border-radius: 500px;
  z-index: -1;
}

.collagen-title {
  font-family: "Noto Serif KR", serif;
  font-weight: 400;
  font-size: 35px;
  line-height: 1.5;
  letter-spacing: 0.2px;
  margin: 0 0 28px;
  color: #000000;
  /* #222에서 #000000으로 변경 */
}

.collagen-title strong {
  font-weight: 700;
  /* bold로 변경 */
}

.collagen-sub {
  font-family: "Pretendard", sans-serif;
  font-weight: 200;
  /* extralight로 변경 */
  font-size: 24px;
  /* 24px로 변경 */
  line-height: 1.9;
  color: #000000;
  /* #666에서 #000000으로 변경 */
  margin: 0 0 18px;
}

.collagen-sub-number {
  font-family: "Pretendard", sans-serif;
  font-weight: 200;
  /* extralight */
  font-size: 14px;
  /* 14px */
  color: #000000;
  /* #666에서 #000000으로 변경 */
  vertical-align: super;
  /* 위첨자 효과 */
}

.collagen-desc {
  font-family: "Pretendard", sans-serif;
  font-weight: 200;
  /* extralight로 변경 */
  font-size: 24px;
  /* 24px로 변경 */
  line-height: 1.9;
  color: #000000;
  /* #666에서 #000000으로 변경 */
  margin: 0;
  /* 수정 - 마진 제거 */
}

/* footnote 별도 영역 */
.footnote-area {
  width: 100%;
  /* 전체 너비 */
  padding: 20px 50px 50px;
  /* 좌우 패딩으로 여백 조정 */
  background-color: rgba(255, 255, 255, 0.9);
  /* 선택사항: 배경색 */
}

.collagen-footnote {
  font-family: "Pretendard", sans-serif;
  font-weight: 300;
  font-size: 14px;
  line-height: 1.6;
  color: #9a9a9a;
  margin: 0;
  text-align: right;
}

/* ====== Section 3: 피부 재생 메커니즘 ====== */
.mechanism-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: #f8f8f8;
  padding: 80px 0;
}

.mechanism-content {
  max-width: 1450px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  gap: 80px;
}

.mechanism-text {
  flex: 3;
  max-width: 850px;
  text-align: right;
  padding-bottom: 20px;
}

.mechanism-title {
  font-family: "MaruBuri", serif;
  font-weight: bold;
  font-size: 32px;
  line-height: 1.5;
  color: #000000;
  margin: 0 0 60px 0;
  position: relative;
  text-decoration-line: underline;
  text-decoration-color: #3b3f5380;
  text-decoration-thickness: 1px;
  text-underline-offset: 15px;
  text-decoration-style: solid;
}

.mechanism-sub {
  font-family: "Pretendard", sans-serif;
  font-size: 24px;
  line-height: 1.6;
  color: #000000;
  margin: 0 0 30px;
  font-weight: 300;
  text-align: right;
}

.mechanism-sub .highlight {
  color: #ff7700;
  font-size: 24px;
  font-weight: 600;
  text-align: right;
}

.mechanism-desc {
  font-weight: 500;
  font-weight: 100;
  font-size: 20px;
  line-height: 1.7;
  color: #000000;
  margin: 0;
  margin-bottom: 20px;
}

.mechanism-sub-desc {
  font-weight: 300;
  font-size: 10px;
  color: #70707080;
}

.mechanism-footnote-num {
  font-family: "Pretendard", sans-serif;
  font-weight: 100;
  font-size: 14px;
  color: #000000;
  vertical-align: super;
}

.mechanism-video {
  flex: 2;
  max-width: 600px;
}

.mechanism-video video {
  width: 100%;
  height: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.mechanism-video .video-cite {
  font-weight: 300;
  font-size: 10px;
  color: #70707080;
  /* line-height: 100%;
  letter-spacing: 0%; */
  text-align: right;
}

/* ====== Section 4: 효과 ====== */
.effects-section {
  position: relative;

  /* min-height: 100vh; */
  background: #f5f5f5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.effects-content {
  width: 100%;
  /* height: 100vh; */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 50px;
  margin-bottom: 120px;
}
.effect-image-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  /* transform: translateY(80%); */
}
.effect-image {
  width: 100%;
  height: 100%;
  border-radius: 500px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}

.effect-image::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 30%;
  background: linear-gradient(
    360deg,
    rgba(88, 52, 20, 0.7) 0%,
    rgba(88, 52, 20, 0) 100%
  );
}

.period {
  position: absolute;
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
  font-weight: 700;
  color: #fff;
  z-index: 1;
}

/* 타이포 스타일 */
.copy-title {
  width: 100%;
  text-align: center;
  font-family: "Noto Serif KR", serif;
  /* noto serif kr_semibold_32 */
  font-weight: 600;
  font-size: 32px;
  line-height: 1.5;
  margin-top: 120px;
  color: #000;
}

/* 중앙 약병/버블 */
.center-image {
  position: relative;
  width: 70%;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
  transition: transform 0.6s ease;
  /* 부드럽게 이동 */
  will-change: transform;
}

.curve-text {
  font-size: 24px;
  fill: #000;
}

/* 좌/우 통 이미지 공통 */
.effect-text {
  position: fixed;
  z-index: 2;
  pointer-events: none;
  /* 클릭 방해 X */
  width: clamp(220px, 22vw, 360px);
  /* 반응형 크기 */
  transition: transform 0.5s ease, opacity 0.5s ease;
  /* 이동/페이드 애니메이션 */
  will-change: transform, opacity;
}

.effect-text img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* 왼쪽 텍스트 영역 */
.effects-copy {
  /* width: 100%; */
  text-align: center;
  position: absolute;
  /* left: 50%;
  top: 50%;
  transform: translate(-50%, -50%); */
  z-index: 2;

  /* 처음엔 숨김 */
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
  overflow: visible;
}

.text-back {
  width: 100%;
  max-width: 660.44px;
  max-height: 660.44;
  overflow: visible;
}

.copy-body {
  display: block;
  width: 100%;
  font-family: "Pretendard", sans-serif;
  /* pretendard_thin_20 */
  font-weight: 200;
  font-size: 20px;
  line-height: 1.9;
  color: #000;
  /* margin: 0 0 14px 0; */

  font-size: 24px;
  line-height: 29px;
  text-align: center;
}

.copy-highlight {
  font-family: "Pretendard", sans-serif;
  /* pretendard_light_24 */
  font-weight: 300;
  font-size: 24px;
  line-height: 1.7;
  color: #000;
  margin: 32px 0 0 0;
}

.effects-section .description-item p {
  font-family: "Pretendard", sans-serif;
  font-weight: 200;
  font-size: 24px;
  line-height: 1.6;
  color: #333;
  text-align: center;
}

/* ====== 스크롤 시 전환 상태 ======
     show-text 가 붙으면 포인터 이미지는 오른쪽으로 50px 이동하며 페이드아웃,
     텍스트는 페이드인 */

/*.effects-content.show-text .effects-copy {*/
/*  opacity: 1;*/
/*  !* transform: translateY(-50%) translateX(-50%); *!*/
/*  pointer-events: auto;*/
/*  !* padding-top: 100px; *!*/
/*}*/

.line-break-pc {
  display: block;
}

/* 768px 반응형 */
@media (max-width: 768px) {
  .effects-content {
    padding: 0 20px;
  }

  .copy-title {
    font-family: "Noto Serif KR", serif;
    font-weight: 300;
    font-size: 16px;
    margin-top: 80px;
  }

  .center-image {
    width: 100%;
    /* width: 250px;
    height: 250px; */
    padding: 100px;
  }

  /* .center-image img {
    width: 117px;
    height: 117px;
  } */

  /* effect_collagen.png, effect_volume.png 이미지 숨김 */
  .effect-text img[src*="effect_collagen.png"],
  .effect-text img[src*="effect_volume.png"] {
    display: none;
  }

  .copy-body {
    font-size: 14px;
    line-height: 1.6;
  }

  .copy-highlight {
    font-size: 16px;
    line-height: 1.5;
    margin: 16px 0 0 0;
  }

  .text-back {
    max-width: 100%;
  }

  .curve-text {
    font-size: 8px;
    fill: #000;
  }
  .oli {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50%;
  }
  .line-break-pc {
    display: none;
  }
}

/* ====== Section 5: Multi-solution ====== */
.solution-section {
  position: relative;
  min-height: 120vh;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  padding: 80px 0;
  overflow: hidden;
}

.solution-content {
  width: 100%;
  margin: 0 120px;
  display: flex;
  align-items: center;
  gap: 60px;
  /* padding: 0 50px;/ */
  position: relative;
}

.solution-text {
  flex: 1;
  /* max-width: 900px; */
  z-index: 2;
  position: relative;
}

.solution-title {
  font-family: "Dream Orphans", sans-serif;
  font-weight: 400;
  font-size: 48px;
  line-height: 1.3;
  color: #1d4074;
  margin: 0 0 40px 0;
}

.solution-sub {
  font-family: "Pretendard", sans-serif;
  font-weight: 200;
  font-size: 20px;
  line-height: 1.8;
  color: #000000;
  margin: 0 0 20px 0;
}

.solution-highlight {
  font-family: "Pretendard", sans-serif;
  font-weight: 500;
  font-size: 20px;
  color: #000000;
}

/* 테이블 스타일 */
.solution-table {
  width: 70vw;
  position: relative;
  z-index: 2;
  text-align: left;
  font-size: 24px;
}

.solution-table table {
  width: 100%;
  border-collapse: collapse;
  background-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  overflow: hidden;
}

.solution-table th {
  font-family: "Pretendard", sans-serif;
  font-weight: 600;
  color: #ffffff;
  background-color: #a7bfea;
  padding: 8px 24px;
  border: none;
  border-left: 1px solid #fff;
}

.solution-table tr:first-child th:first-child {
  border: none;
}

.solution-table td {
  font-family: "Pretendard", sans-serif;
  font-weight: 200;

  color: #000000;
  padding: 8px 24px;
  background-color: rgba(255, 255, 255, 0.2);
  border-left: 1px solid #3e668e;
}

.solution-table tbody tr:last-child td {
  border-bottom: none;
}

.solution-table tbody tr:nth-child(even) td {
  background-color: rgba(255, 255, 255, 0.25);
}

.solution-table tbody tr :first-child {
  border: none;
}

.solution-table tbody tr td:first-child {
  color: #ea5b02;
  font-weight: 700;
  font-size: 24px;
}

/* 이미지 영역 */
.solution-image {
  position: absolute;
  right: 0%;
  bottom: -20%;
  z-index: 1;
  max-width: 884px;
  max-height: 875px;
  width: 100%;
}

.solution-image img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ====== Section 6: Expected Effects ====== */
.expected-effects-section {
  background-color: #ffffff;
  display: flex;
  justify-items: center;
  align-items: start;
  width: 100vw;
  height: 100%;
  min-height: 86vh;
  margin-top: -120px;
}

.effects-container {
  background-color: #ffffff;
  overflow: hidden;
  width: 100%;
  max-width: 1920px;
  height: 1089px;
  position: relative;
  max-width: 100%;
  margin: 0 auto;
}

.effects-overlap {
  top: 222px;
  position: absolute;
  width: 100%;
  height: 867px;
  left: 0;
}

.effects-overlap-group {
  top: 0;
  position: absolute;
  width: 100%;
  height: 867px;
  left: 0;
}

.effects-header {
  position: absolute;
  width: 266px;
  top: 60px;
  left: 13%;
}

.effects-title {
  font-family: "Dream Orphans", sans-serif;
  font-weight: 400;
  color: #000000;
  font-size: 48px;
  letter-spacing: 0;
  line-height: normal;
  margin: 0;
  padding: 0;
  display: inline;
}

.effects-subtitle {
  font-family: "Pretendard", sans-serif;
  font-weight: 300;
  font-size: 24px;
  color: #000000;
  letter-spacing: 0;
  margin: 0;
  padding: 0;
  display: inline;
}

.effects-line {
  position: absolute;
  width: 1px;
  height: 271px;
  top: 83%;
  right: 31.5%;
  object-fit: cover;
}

.effects-vector {
  position: absolute;
  width: 100%;
  max-width: 1920px;
  height: 867px;
  /* top: 55px; */
  left: 50%;
  transform: translateX(-50%);
  object-fit: cover;
  /* z-index: 10; */
  transition: clip-path 0.8s ease;
  clip-path: inset(0 52% 0 0);
  /* 초기값: 33.33%만 보이기 (1830px의 1/3) */
}

.effects-after {
  position: absolute;
  top: 20%;
  left: 29%;
  font-size: 20px;
  font-weight: 300;
  transform: rotate(45deg);
  letter-spacing: -2px;
  /* 글자 간격 조금 좁히기 */
}

.effects-after span {
  display: inline-block;
}

/* 각 글자 회전 및 위치 조정 */
.effects-after span:nth-child(1) {
  transform: rotate(347deg) translate(-2%, 8%);
  /* translate 값 줄임 */
}

.effects-after span:nth-child(2) {
  transform: rotate(353deg) translate(-2%, -1%);
  /* 약간 왼쪽으로 */
}

.effects-after span:nth-child(3) {
  transform: rotate(5deg) translate(-2%, -2%);
}

.effects-after span:nth-child(4) {
  transform: rotate(13deg) translate(8%, 8%);
}

.effects-arrow {
  position: absolute;
  width: 15px;
  height: 24px;
  top: 80.5%;
  left: 48%;
  transition: left 0.8s ease;
}
.effects-list {
  width: 100%;
  max-width: 1920px;
  height: auto;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(
    4,
    calc((100% - 3 * clamp(35px, 3vw, 70px)) / 4)
  );
  gap: clamp(35px, 3vw, 70px);
  justify-content: center;
  align-items: flex-start;
  transform: translateY(90%);
}

@media (max-width: 1440px) {
  .effects-after {
    top: 27%;
    left: 22%;
  }
  .effects-list {
    transform: translateY(135%);
  }

  .effects-line {
    top: 75%;
    right: 31.5%;
  }
  .effects-arrow {
    top: 72.5%;
  }
}

/* 첫 번째 이미지 (항상 보임) */
.effect-group-1 {
  width: 100%;
  height: auto;
  max-width: 407px;
  aspect-ratio: 407 / 261;
  /* top: 320px; */
  /* left: 448px; */
  display: flex;
  /* flex-direction: column;
  align-items: flex-end;
  justify-content: flex-end; */

  opacity: 1;
  transition: opacity 0.5s ease;
}

/* 1개월 후 효과 (두 번째 스크롤) */
.effect-image-1month {
  width: 100%;
  height: auto;
  max-width: 407px;
  aspect-ratio: 407 / 261;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  /* top: 320px;
  left: 886px; */
  /* margin: 0;
  padding: 0; */
  opacity: 0;
  transition: opacity 0.5s ease;
}

.effect-rect-1month {
  position: absolute;
  width: 100%;
  height: auto;
  max-width: 407px;
  aspect-ratio: 407 / 261;
  /* height: 82px; */
  /* top: 477px;
  left: 886px; */
  background-color: transparent;
  border: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.effect-element-1month {
  /* position: absolute; */
  width: 64px;
  height: 18px;
  top: 525px;
  left: 1047px;
  background-color: transparent;
  border: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

/* 3개월 후 효과 (세 번째 스크롤) */
.effect-image-3month {
  /* position: absolute; */
  width: 100%;
  height: auto;
  max-width: 407px;
  aspect-ratio: 407 / 261;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  /* margin: 0;
  padding: 0; */
  opacity: 0;
  transition: opacity 0.5s ease;
}

.effect-rect-3month {
  position: absolute;
  width: 100%;
  height: auto;
  max-width: 407px;
  aspect-ratio: 407 / 261;
  background-color: transparent;
  border: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.effect-element-3month {
  /* position: absolute; */
  width: 68px;
  height: 18px;
  top: 528px;
  left: 1500px;
  background-color: transparent;
  border: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.olidia-product {
  width: 100%;
  max-width: min(224px, 10vw);
  /* height: auto; */
  aspect-ratio: 224 / 460;
  margin-left: auto;
  transform: translateY(-50%);
}

.olidia-product img {
  border-radius: 120px;
}

.effect-text-1 {
  position: relative;

  width: 283px;
  /* left: 505px; */
  /* position: absolute; */
  /* top: 615px; */
  font-family: "Pretendard", sans-serif;
  font-weight: 500;
  color: #000000;
  font-size: 20px;
  text-align: center;
  letter-spacing: 0;
  line-height: normal;
}

.effect-text-1 br {
  display: none;
}

.effect-text-2 {
  width: 329px;
  left: 924px;
  /* position: absolute; */
  top: 615px;
  font-family: "Pretendard", sans-serif;
  font-weight: 500;
  color: #000000;
  font-size: 20px;
  text-align: center;
  letter-spacing: 0;
  line-height: normal;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.effect-text-3 {
  /* position: absolute; */
  width: 354px;
  /* top: 615px;
  left: 1355px; */
  font-family: "Pretendard", sans-serif;
  font-weight: 500;
  color: #000000;
  font-size: 20px;
  text-align: center;
  letter-spacing: 0;
  line-height: normal;
  margin: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.effect-decoration-1 {
  position: absolute;
  width: 261px;
  height: 407px;
  top: -18345px;
  left: -35610px;
  background-color: transparent;
  border: none;
}

.effect-decoration-2 {
  position: absolute;
  width: 261px;
  height: 407px;
  top: -18345px;
  left: -36052px;
  background-color: transparent;
  border: none;
}

.effect-decoration-3 {
  position: absolute;
  width: 224px;
  height: 460px;
  top: -18544px;
  left: -37186px;
  background-color: transparent;
  border: none;
}

/* 이미지 스타일링 */
.effect-group-1 img,
.effect-image-3month img,
.effect-image-1month img,
.olidia-product img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 스크롤 상태 클래스 - 올바른 순서로 수정 */
.effects-container.show-second .effect-image-1month,
.effects-container.show-second .effect-rect-1month,
.effects-container.show-second .effect-element-1month,
.effects-container.show-second .effect-text-2 {
  opacity: 1;
}

.effects-container.show-second .effects-vector {
  clip-path: inset(0 26% 0 0);
  /* 2단계: 두 번째 이미지 영역까지 (74%까지 보이기) */
}

.effects-container.show-second .effects-arrow {
  left: calc(48% + 500px);
  /* 두 번째 이미지 영역 끝으로 이동 */
}

.effects-container.show-third .effect-image-3month,
.effects-container.show-third .effect-rect-3month,
.effects-container.show-third .effect-element-3month,
.effects-container.show-third .effect-text-3 {
  opacity: 1;
}

.effects-container.show-third .effects-vector {
  clip-path: inset(0 0% 0 0);
  /* 3단계: 전체 이미지 크기로 원복 */
}

.effects-container.show-third .effects-arrow {
  left: calc(48% + 500px * 2);
  /* 전체 이미지 끝으로 이동 */
}

.line-break {
  display: none;
}
.ai_image {
  position: absolute;
  bottom : 0;
  right : 10%;
  font-weight: 300;
  font-size: 10px;
  color: #70707080;
  text-align: right;
}

/* 768px 반응형 */
@media (max-width: 768px) {
  body {
    overflow-x: hidden;
  }

  /* 기존 effects-section 숨김 */
  .effects-section {
    display: none;
  }

  /* 모바일 전용 섹션 */
  .mo-effects-section {
    display: block;
    position: relative;
    background: #f5f5f5;
    padding: 80px 20px 60px;
    text-align: center;
  }

  .mo-effects-section .copy-title {
    font-family: "Noto Serif KR", serif;
    font-weight: 300;
    font-size: 16px;
    line-height: 1.5;
    color: #000;
    margin-bottom: 40px;
  }

  .mo-effects-section .center-image {
    width: 100%;
    margin: 0 auto 40px;
  }

  .mo-effects-section .center-image .back {
    width: 100%;
    height: auto;
    display: block;
    transition: opacity 0.5s ease;
  }

  .mo-effects-section .effect-texts {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
    justify-content: space-between;
    transition: opacity 0.5s ease, max-height 0.5s ease;
    max-height: 1000px;
    overflow: hidden;
  }

  .mo-effects-section .effect-text-item {
    width: 100%;
    height: 71px;
    padding: 0 8px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
  }

  .mo-effects-section .effect-text-item:nth-child(1) {
    border-left: 1px solid #898888;
    text-align: left;
  }

  .mo-effects-section .effect-text-item:nth-child(2) {
    border-right: 1px solid #898888;
    text-align: right;
  }

  .mo-effects-section .effect-text-item p {
    font-family: "Pretendard";
    font-style: normal;
    font-size: 15px;
    line-height: 18px;
  }

  .effect-text-desc {
    font-weight: 200;
  }

  .effect-text-volumn {
    font-weight: 800;
    font-size: 15px;
    color: #ff7b37;
  }

  .effect-text-collagen {
    font-weight: 800;
    font-size: 15px;
    color: #22afea;
  }

  /* 텍스트 설명 영역 (초기 숨김) */
  .mo-effects-section .effect-description {
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    pointer-events: none;
    transition: opacity 0.5s ease, max-height 0.5s ease;
    padding: 0 20px;
  }

  .mo-effects-section .description-item {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .mo-effects-section .description-item h3 {
    font-family: "Pretendard", sans-serif;
    font-weight: 600;
    font-size: 18px;
    color: #000;
    margin-bottom: 10px;
    text-align: center;
  }

  .mo-effects-section .description-item p {
    font-family: "Pretendard", sans-serif;
    font-weight: 200;
    font-size: 12px;
    line-height: 1.6;
    color: #000;
    text-align: center;
  }

  /* 활성화 상태 */
  .mo-effects-section.show-description .effect-texts {
    opacity: 0;
    max-height: 0;
    margin: 0;
    pointer-events: none;
  }

  .mo-effects-section.show-description .effect-description {
    opacity: 1;
    max-height: 1000px;
    pointer-events: auto;
  }
}

/* 데스크톱에서는 mo-effects-section 숨김 */
@media (min-width: 769px) {
  .mo-effects-section {
    display: none;
  }
}

@media (max-width: 768px) {
  .expected-effects-section {
    display: none;
  }
}

.mo-expected-effects-section {
  display: none;
  background-color: #ffffff;
  width: 100%;
  padding: 60px 20px;
}

@media (max-width: 768px) {
  .expected-effects-section {
    display: none;
  }

  .mo-expected-effects-section {
    display: block;
    background-color: #ffffff;
    background-image: url("/home_assets/img/main/skin/mo_effects_background.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    width: 100%;
    padding: 0 20px;
  }

  .mo-effects-container {
    max-width: 100%;
    margin: 0 auto;
  }

  .mo-effects-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
  }

  .mo-effects-title {
    font-family: "Dream Orphans", sans-serif;
    font-weight: 400;
    font-size: 48px;
    color: #000000;
    margin: 0;
    line-height: 1.2;
    position: relative;
    display: inline-block;
  }

  .mo-effects-title::after {
    content: "";
    position: absolute;
    top: 0;
    right: -5px;
    width: 8px;
    height: 7px;
    background-image: url("/home_assets/img/main/skin/olidia-r.png");
    background-size: contain;
    background-repeat: no-repeat;
  }

  .mo-effects-subtitle {
    font-family: "Pretendard", sans-serif;
    font-weight: 300;
    font-size: 24px;
    color: #000000;
    margin: 0;
  }

  .mo-effect-item {
    display: flex;
    align-items: center;
    margin-bottom: 40px;
    gap: 15px;
  }

  .mo-effect-left {
    justify-content: flex-start;
    padding-left: 20px;
  }

  .mo-effect-image {
    position: relative;
  }

  .mo-effect-image p {
    position: absolute;
    right: -20%;
    bottom: 30%;
    font-family: "Pretendard";
    font-style: normal;
    font-weight: 100;
    font-size: 15px;
    line-height: 18px;
    text-align: center;

    color: #000000;

    transform: rotate(90deg);
  }

  .mo-effect-right {
    justify-content: flex-end;
    padding-right: 20px;
  }

  .mo-effect-center {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .mo-effect-image {
    margin: 0;
    flex-shrink: 0;
  }

  .mo-effect-image img {
    width: 180px;
    height: auto;
    display: block;
    border-radius: 90px;
  }

  .mo-effect-right .mo-effect-text {
    text-align: right;
  }

  .mo-effect-left .mo-effect-text {
    text-align: left;
  }

  .mo-effect-text-center {
    text-align: center;
    width: 100%;
  }

  .mo-effect-date {
    font-family: "Pretendard", sans-serif;
    font-weight: 700;
    font-size: 16px;
    color: #000000;
    display: block;
    margin-bottom: 8px;
  }

  .mo-effect-desc {
    font-family: "Pretendard", sans-serif;
    font-weight: 300;
    font-size: 16px;
    color: #000000;
    margin: 0;
    line-height: 1.5;
    word-break: keep-all;
  }

  .mo-effect-desc br {
    display: block;
  }
  .effect-line{
    border: 1px solid #86878E;
    border-radius: 200px;
    padding: 3px;
  }

  .mo-effect-item:first-of-type {
    justify-content: flex-start;
    padding-left: 20px;
  }

  .mo-effect-item:first-of-type .mo-effect-image img {
    width: 200px;
  }

  .mo-effect-center .mo-effect-date {
    margin-top: 0;
    margin-bottom: 8px;
    order: -1;
  }

  .mo-effect-center .mo-effect-desc {
    margin-bottom: 0;
  }

  .mo-effect-center .mo-effect-text-center {
    display: flex;
    flex-direction: column;
  }
  .ai_image {
    position: static;
  }
}

@media (max-width: 768px) {
  /* main */
  .glass-section {
    --palm-width: 131px;
    --palm-height: 165px;
    --palm-left: 55%;
    --palm-top: 30%;
    width: 100%;
    height: auto;
    background: none;
    position: relative;
    overflow: visible;
  }

  .skin_background_mobile {
    display: block;
    /* position: absolute;
    top: 0;
    left: 0; 
    width: 100%;
    height: 100%;*/
    width: 100%;
    height: auto; /* 비율 유지 */
    display: block; /* img 태그의 기본 inline 제거 */
    object-fit: cover; /* 필요시 사용 */
  }

  .main-content {
    position: static;
    height: 100%;
    min-height: auto;
  }

  .text-area {
    width: 100%;
    max-width: none;
    order: 2;
    margin: 0;
    flex: none;
    transform: none;
  }

  .main-title {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 36px;
    margin-bottom: 65px;
    text-align: center;
  }

  .main-title .about {
    width: 100%;
    margin: 0;
    font-size: 36px;
    letter-spacing: 10px;
    text-align: center;
  }

  .main-title .brand {
    width: 100%;
    font-size: 72px;
    font-weight: 400;
    letter-spacing: 13px;
    text-align: center;
  }

  .info-item {
    width: 70%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .info-item:nth-child(1) {
    position: absolute;
    bottom: 39%;
    right: 5%;
    text-align: right;
  }

  .info-item:nth-child(2) {
    position: absolute;
    bottom: 25%;
    left: 5%;
    text-align: left;
    margin: 0;
  }

  .info-item:nth-child(2) .info-number {
    text-align: right;
  }

  .info-item:nth-child(3) {
    position: absolute;
    bottom: 11%;
    right: 5%;
    text-align: right;
  }
  .info-number {
    width: 100%;
    font-size: 28px;
    min-width: auto;
    text-align: left;
  }
  .info-text {
    line-height: 1.2;
  }

  /* collagen */
  .figure {
    width: 350px;
    margin: auto;
    padding: 16px;
    font-size: 12px;
  }

  .collagen_background {
    position: relative;
    width: 100%;
    margin: auto;
    left: 5%;
  }

  .collagen-inner {
    transform: translateY(0px);
    opacity: 1;
    justify-content: flex-end;
    margin: 0;
    padding: 16px;
  }

  .collagen-title {
    font-size: 22px;
  }

  .collagen-sub,
  .collagen-desc {
    width: 340px;
    font-size: 15px;
    margin: 0 auto;
  }

  .footnote-area {
    padding: 16px;
  }

  /* 메커니즘  */
  .mechanism-section {
    width: 100vw;
  }

  .mechanism-content {
    flex-direction: column;
    max-width: none;
  }

  .mechanism-video {
    width: 100%;
    order: 1;
    max-width: none;
  }

  .mechanism-text {
    order: 2;
    margin: 0 32px 0 16px;
    padding: 0;
    max-width: none;
  }

  .mechanism-title {
    font-size: 20px;
    width: 320px;
    margin: auto;
    margin-bottom: 40px;
  }

  .mechanism-sub {
    width: 320px;
    margin: auto;
    margin-bottom: 20px;
    font-size: 18px;
  }

  .mechanism-desc {
    width: 320px;
    font-size: 14px;
    margin: auto;
    margin-bottom: 10px;
  }

  .video-cite {
    font-size: 12px;
    margin: 16px 32px 0 16px;
  }

  /* solution */
  .solution-section {
    padding: 0;
    width: 100%;
  }

  .solution-content {
    max-width: none;
    margin: 0 16px;
    padding: 0;
  }

  .solution-text {
    width: 100%;
    max-width: none;
  }

  .solution-title {
    font-size: 32px;
    margin-bottom: 30px;
  }

  .solution-sub {
    font-size: 18px;
    word-break: keep-all;
  }

  .solution-table {
    width: 100%;
    font-size: 14px;
    word-break: keep-all;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .solution-table table {
    width: 100%;
    display: table;
  }

  .solution-table th,
  .solution-table td {
    padding: 8px 6px;
    font-size: 12px;
    white-space: normal;
    word-wrap: break-word;
    word-break: keep-all;
  }

  .solution-table th {
    font-size: 11px;
    line-height: 1.3;
    word-break: keep-all;
  }

  .solution-table tbody tr td:first-child {
    font-size: 14px;
    /* min-width: 80px; */
  }

  /* .solution-table tbody tr td:nth-child(2) {
    min-width: 70px;
  }

  .solution-table tbody tr td:nth-child(3) {
    min-width: 80px;
  }

  .solution-table tbody tr td:nth-child(4) {
    min-width: 100px;
  } */

  .solution-image {
    top: 0;
  }
  .line-break {
    display: block;
  }

  .line-break::after {
    content: "\A";
  }
}