header.masthead {
  padding-top: 13.5rem;
  padding-bottom: calc(10rem - 1.5rem);
  position: relative;
  overflow: hidden;
  min-height: 635px;
  background-image:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.2) 100%),
    url("https://cdn.weaversmind.com/nordkin/prd4/main_bg.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: scroll;
  background-size: cover;
}

.section-1 {
  background: #fafafa;
  height: 70%;
}
.prd1_1 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -33%);
  width: 500px;
  height: auto;
  object-fit: cover;
}
.prd1_1_txt {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, 300%);
  width: 100%;
  height: auto;
  object-fit: cover;
}

.responsive-title {
  white-space: nowrap; /* PC: 한 줄 유지 */
}

.prd1_1_txt1 {
  font-weight: 300;
  font-size: 30px;
  line-height: 120%;
  color: #212121;
  text-align: center;
  margin-bottom: 10px;
  margin-top: 98px;
}
.prd1_1_txt2 {
  font-weight: 600;
  font-size: 72px;
  line-height: 120%;
  color: #212121;
  text-align: center;
  margin-bottom: 60px;
}

.inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  max-width: 1200px;
  width: 100%;
  gap: 80px;
}

.title-box {
  display: flex;
  align-items: flex-start;
  min-width: 250px;
  flex-direction: column;
}

.title-box h3 {
  font-size: 24px;
  color: #9e9e9e;
  margin-bottom: 10px;
}

.title-box h2 {
  font-size: 46px;
  font-weight: 700;
  color: #000;
}

.value-title {
  color: #212121;
  font-weight: 700;
  font-size: 36px;
  line-height: 150%;
  margin-bottom: 28px;
}
.value-desc {
  color: #212121;
  font-weight: 400;
  font-size: 18px;
  line-height: 190%;
  margin-bottom: 0;
}
.brand-value-section {
  background-color: #fff;
  padding: 120px 0;
}

.brand-value-item {
  margin-bottom: 170px;
  /*    padding:20px;*/
}

.brand-value-item hr {
  width: 80%;
}
.brand-value-item img {
  width: 100%;
  max-width: 479px;
  max-height: 492px;
}

.brand-value-image {
  width: 100%;
  overflow: hidden;
  margin-bottom: 72px;
}

.brand-value-image img {
  width: 100%;
  height: auto;
  display: block;
}

.brand-value-title {
  color: #212121;
  font-weight: 700;
  font-size: 66px;
  line-height: 1;
  margin-bottom: 0;
}

.brand-value-desc {
  color: #424242;
  margin: 0;
  font-weight: 400;
  font-size: 18px;
  line-height: 190%;
}

.img_left {
  text-align: left;
}
.img_right {
  text-align: right;
}

.pc_only {
  display: block;
}
.mo_only {
  display: none;
}

@media (max-width: 991px) {
  .pc_only {
    display: none;
  }
  .mo_only {
    display: block;
  }
  .value-desc {
    font-size: 18px;
  }
  .brand-value-section {
    padding: 0;
    padding-top: 5%;
    background: #fff;
  }
  .brand-value-item {
    margin-bottom: 60px;
  }
  .brand-value-content {
    padding: 30px 0 0 0;
    text-align: center;
  }
  .brand-value-title {
    font-size: 24px;
    margin-bottom: 16px;
  }
  .brand-value-desc {
    font-size: 14px;
  }

  .masthead-center img {
    max-width: 142px;
  }

  .prd1_1 img {
    scale: 0.6;
  }

  .prd1_1_txt1-wrap {
    margin-top: 0%;
  }

  .prd1_1_txt1 {
    margin-top: 0;
    font-size: 6vw; /* 모바일 폰트 크기 조절 */
  }

  .prd1_1_txt2 {
    font-size: 12vw; /* 모바일 폰트 크기 조절 */
  }

  header.masthead {
    min-height: 903px;
  }

  .img_left {
    text-align: start;
  }
  .img_right {
    text-align: start;
  }

  .brand-value-item .reverse-wrap {
  }

  .section-4-btm-txt-box {
    margin-top: 12%;
  }

  .brand-value-section .container {
    padding-left: 10%;
    padding-right: 10%;
  }

  /* title-box 모바일 */
  .title-box h3 {
    color: #9e9e9e;
    font-size: 4.5vw; /* 모바일 폰트 크기 조절 */
    font-weight: 300;
  }
  .title-box h2 {
    font-size: 8vw; /* 모바일 폰트 크기 조절 */
  }

  /* 인트로 설명문(.title-box 아래 value-desc) 모바일 */
  .section-4-btm-txt-box > .value-desc {
    font-size: 3.6vw; /* 모바일 폰트 크기 조절 */
    line-height: 190%; /* 행간 조절 */
    margin-top: 0px; /* 위 여백 조절 */
    margin-bottom: 20px; /* 아래 여백 조절 */
  }
}

/* 태블릿(아이패드 미니 등) */
@media (min-width: 576px) and (max-width: 991px) {
  .prd1_1_txt2 {
    font-size: 9vw; /* 태블릿 폰트 크기 조절 */
  }

  .prd1_1_txt1 {
    font-size: 4.5vw; /* 태블릿 폰트 크기 조절 */
  }
}

@media (max-width: 575px) {
  .brand-value-item {
    margin-bottom: 40px;
  }
  .value-desc {
    font-size: 3.5vw; /* 모바일 폰트 크기 조절 */
  }

  .value-title {
    font-size: 7vw; /* 모바일 폰트 크기 조절 */
    margin-bottom: 5px;
  }

  .brand-value-section {
    padding-top: 25%;
  }

  .section-1 {
    background: #fafafa;
    height: 40%;
  }
  .brand-value-item hr {
    width: 100%;
  }

  .img_left,
  .img_right {
    order: 0;
    text-align: center;
  }
  .section-4-btm-txt-box {
    order: 1;
  }
  /* 이미지 항목 사이 (2-3, 3-4)에만 간격 */
  .brand-value-item:nth-child(n + 3) {
    margin-top: 150px;
  }
  .value-title {
    padding-bottom: 20px;
  }
  .brand-value-title {
    font-size: 20px;
  }

  .brand-value-image {
    margin-bottom: 0px;
  }
  .responsive-title {
    width: 70%;
    white-space: normal; /* Mobile: 줄바꿈 허용 */
    word-break: keep-all; /* 단어 중간에서 끊기지 않게 */
    text-align: center; /* 필요 시 중앙 정렬 */
  }
  .prd1_1_txt2 {
    font-weight: 700;
    font-size: 52px;
    line-height: 120%;
    color: #212121;
    text-align: center;
    margin-bottom: 60px;
  }
  .prd1_1 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -38%);
    width: 100%;
    height: auto;
    object-fit: cover;
  }
}

.section-7 {
  position: relative;
  background-image: url("https://cdn.weaversmind.com/nordkin/main/section7_bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 150px 0;
  min-height: 567px;
  display: flex;
  align-items: center;
}

.section-7-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.section-7 .container {
  position: relative;
  z-index: 2;
}

.section-7-subtitle {
  font-weight: 400;
  font-size: 14px;
  line-height: 160%;
  color: #9e9e9e;
  margin-bottom: 6px;
}

.section-7-title {
  font-weight: 700;
  font-size: 40px;
  line-height: 150%;
  color: #ffffff;
  margin-bottom: 17px;
}

.section-7-desc {
  font-weight: 400;
  font-size: 20px;
  line-height: 190%;
  color: #dadada;
  margin-bottom: 39px;
}

@media (max-width: 575px) {
  .section-7-title {
    font-size: 7vw; /* 모바일 폰트 크기 조절 */
  }
  .section-7-desc {
    font-size: 3.5vw; /* 모바일 폰트 크기 조절 */
    line-height: 150%;
  }
}

.btn-contact {
  display: inline-block;
  padding: 20px 20px;
  background-color: #ffffff;
  font-weight: 700;
  font-size: 20px;
  border-radius: 8px;
  line-height: 150%;
  color: #fd6c01;
  text-decoration: none;
  max-width: 290px;
  width: 100%;
}

.btn-contact:hover {
  background-color: #e5612f;
  color: #ffffff;
}

@media (max-width: 575px) {
  .btn-contact {
    padding: 12px 16px; /* 버튼 여백 조절 */
    font-size: 4vw; /* 버튼 글자 크기 조절 */
    max-width: 60%; /* 버튼 최대 폭 조절 */
  }
}

.masthead-center {
  display: flex;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -78%);
  width: 100%;
  text-align: center;
  z-index: 2;
  justify-content: center;
  align-items: center;
}

.masthead-center img {
  max-width: 132px;
  width: 100%;
}

header.masthead h1,
header.masthead .h1 {
  font-size: 2.25rem;
}

@media (min-width: 992px) {
  header.masthead {
    height: 100vh;
    min-height: 40rem;
    padding-top: 4.5rem;
    padding-bottom: 0;
  }
  header.masthead p {
    font-size: 1.15rem;
  }
  header.masthead h1,
  header.masthead .h1 {
    font-size: 3rem;
  }
}
@media (min-width: 1200px) {
  header.masthead h1,
  header.masthead .h1 {
    font-size: 4.5rem;
  }
}

.masthead-logo img {
  width: 100%;
}

@media (min-width: 768px) {
  .masthead-logo img {
    width: 197px;
  }
}
@media (min-width: 1200px) {
  .masthead-logo img {
    width: auto;
  }
}