* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
}

.title-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 1.5rem;
    background-color: #1e1e1e;
    aspect-ratio: 7681 / 2256;
}

.title-inner-container {
    position: absolute;
    width: 78%;
    max-width: 1536px;
    top: 6.4rem;
    height: calc(100% - 6.4rem);
    display: flex;
    gap: 1.5rem;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.title-container p {
    text-align: center;
    color: white;
    font-family: "Pretendard Variable", "Pretendard", sans-serif;
    font-weight: 400;
    color: #fdfdfd;
}

.title-container img {
    vertical-align: top;
    height: 60px;
}

.content-container {
    padding: 8rem 0;
    width: 80%;
    max-width: 1530px;
    font-family: "Pretendard Variable", "Pretendard", sans-serif;
    color: #1e1e1e;
    margin: 0 auto;
}

.explain-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 3.7vw;
    margin-bottom: 3rem;
}

.explain-content-container {
    display: flex;
    flex-direction: column;
    gap: 2.25rem;
}

.explain-content {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.explain-content .title {
    font-weight: 700;
    font-size: 49px;
}

.explain-content .description {
    font-weight: 400;
    font-size: 28px;
}

.explain-content img {
    width: 211px;
    vertical-align: top;
}

.explain-sub-content-container {
    display: flex;
    flex-direction: column;
    gap: 2.25rem;
    padding-left: 0.3vw;
}

.explain-sub-content-container .explain-sub-content {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.7vw;
}

.explain-sub-content-container .explain-sub-content img {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    vertical-align: top;
}

.explain-sub-content-container .explain-sub-content p {
    font-weight: 300;
    font-size: 18px;
}

.explain-image-container img {
    width: 600px;
    vertical-align: top;
}

.feature-container {
    margin-bottom: 4.95rem;
    max-width: 1530px;
}

.feature-title {
    font-weight: 700;
    font-size: 49px;
    margin-bottom: 2.35rem;
}

.feature-row-container {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-auto-rows: 1fr;
    gap: 1.5rem;
    padding-right: 1vw;
    max-width: 1530px;
}

.feature-row {
    display: flex;
    align-items: stretch;
    justify-content: flex-start;
}

.feature-row.right {
    justify-content: flex-end;
}

.feature-card {
    display: flex;
    align-items: center;
    gap: 42px;
    width: 960px;
    max-width: 100%;
    padding: 26px 68px 26px 46px;
    border-radius: 10px;
    background-color: #f2f2f2;
}

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

.feature-name {
    font-weight: 600;
    font-size: 21.25px;
}

.feature-description {
    font-weight: 400;
    font-size: 17px;
    line-height: 1.2;
}

/* SVG 를 마스크로 써서 아이콘이 카드 글자색(currentColor)을 따라가게 한다. */
.feature-icon {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    font-size: 11px;
    font-weight: 700;
}

.feature-icon::before {
    content: "";
    position: absolute;
    inset: 0;
    background-color: currentColor;
    -webkit-mask: var(--icon) center / contain no-repeat;
    mask: var(--icon) center / contain no-repeat;
}

.feature-icon.water { --icon: url("/images/product/icon/water.svg"); }
.feature-icon.heal { --icon: url("/images/product/icon/heal.svg"); }
.feature-icon.sun { --icon: url("/images/product/icon/sun.svg"); }
.feature-icon.clarity { --icon: url("/images/product/icon/clarity.svg"); }
.feature-icon.gloss { --icon: url("/images/product/icon/gloss.svg"); }
.feature-icon.shield { --icon: url("/images/product/icon/shield.svg"); }
.feature-icon.stretch { --icon: url("/images/product/icon/stretch.svg"); }
.feature-icon.colorwand { --icon: url("/images/product/icon/colorwand.svg"); }
.feature-icon.paint { --icon: url("/images/product/icon/paint.svg"); }
.feature-icon.non-toxic { --icon: url("/images/product/icon/non-toxic.svg"); }

/* heal 아이콘은 오른쪽 위 화살표 때문에 원의 중심이 박스 중앙보다 조금 아래에 있다 */
.feature-icon.heal span {
    margin-top: 7%;
}

.compare-container img {
    max-width: 1517px;
    vertical-align: top;
}


@media (max-width: 1920px) {
     .title-inner-container {
        width: 80%;
     }

     @keyframes fadeOut {
       0%   { opacity: 1; }
       80%  { opacity: 1; }
       100% { opacity: 0; display: none; }
     }
}
@media (max-width: 1200px) {
     .title-container .title-inner-container img{
         height: 4.5vw;
     }

    .explain-container {
        flex-direction: column-reverse;
        max-width: 100%;
    }

    .explain-container img{
        max-width: 100%;
        min-width: 0;
    }
}

@media (width < 1024px) {
    .feature-card {
        padding: clamp(8px, calc(4.5vw - 20px), 26px)
                 clamp(10px, calc(11vw - 44px), 68px)
                 clamp(8px, calc(4.5vw - 20px), 26px)
                 clamp(10px, calc(7.5vw - 31px), 46px);
    }

    .feature-text {
        --feature-body-size: clamp(8px, calc(5vw + 0.1vh - 35px), 17px);
        gap: clamp(4px, 1.17vw, 12px);
    }

    .feature-name {
        font-size: calc(var(--feature-body-size) * 1.25);
    }

    .feature-description {
        font-size: var(--feature-body-size);
    }
}

@media (max-width: 767px) {
     .title-container {
        height: 219px;
         aspect-ratio: auto;
         width: 100%;
    }

    .content-container {
        color: var(--text-color);
    }

    .feature-card {
        gap: 20px;
    }

    .feature-icon {
        width: 36px;
        height: 36px;
        font-size: 9px;
    }

    body.dark .feature-card {
        background-color: #ffffff;
        color: #000000;
    }
}

@media (max-width: 425px) {
  .title-container {
    gap: 1.5rem;
  }

  .title-container p {
    font-size: 4vw;
    padding-left: 1vw;
  }

  .content-container {
    padding: 0 6vw;
  }

  .explain-container {
    flex-direction: column-reverse;
    gap: 2rem;
    margin-top: 0;
    margin-bottom: 2rem;
  }

  .explain-image-container {
    min-width: 0;
    width: 100vw;
    height: auto;
  }

  .explain-image-container img {
    min-width: 0;
    margin-top : 0;
  }

  .explain-content-container {
    gap: 1.5rem;
  }

  .explain-content {
    padding: 0;
    gap: 1.2rem;
  }

  .explain-content .title {
    font-size: 6vw;
  }

  .explain-content .description {
    font-size: 4vw;
  }

  .explain-content img {
    width: 50%;
    height: auto;
  }

  .explain-sub-content-container {
    gap: 1.5rem;
  }

  .explain-sub-content-container .explain-sub-content {
    gap: 3vw;
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }

  .explain-sub-content-container .explain-sub-content img {

    width: 1rem;
    height: 1rem;
  }

  .explain-sub-content-container .explain-sub-content p {
    font-size: 3.5vw;
  }

  .feature-container {
    margin-bottom: 3rem;
  }

  .feature-title {
    font-size: 6vw;
    margin-bottom: 1.5rem;
  }

  .feature-row-container {
    gap: 1rem;
    padding-right: 0;
  }

  .feature-row {
    justify-content: center;
  }

  .feature-row.left {
    justify-content: center;
  }

  .feature-row.right {
    justify-content: center;
  }

  /* 폭이 좁아 아이콘을 옆에 두면 본문이 너무 좁아지므로 위로 올린다 */
  .feature-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 3vw;
  }

  .feature-icon {
    width: 9vw;
    height: 9vw;
    font-size: 2.3vw;
  }

}