body {
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  background-color: var(--color-default-white);
}

.all-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
  padding-bottom: 70px;
}

/* 상단 배너 */
.banner-bg {
  width: 100%;
  background-image: url("../assets/purple_banner/sub_top_banner_1025.png");
  background-size: cover;
}

.banner-container {
  width: 1080px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 60px 0;
  margin: 0 auto;
}

.banner-top-introduce {
  color: var(--color-default-white);
}

.banner-top-title {
  font: var(--font-head-07);
  letter-spacing: var(--letter-spacing-head-07);
}

.banner-top-desc {
  font: var(--font-body-02);
  letter-spacing: var(--letter-spacing-body-02);
}

/* 리서치 서비스 종류 탭 - 웹 & 탭 */
.tabs-container {
  width: 65%;
  margin: 0 auto;
  padding: 40px 0;
}

.tabs-menu {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px;
}

.tab {
  font: var(--font-body-02);
  letter-spacing: var(--letter-spacing-body-02);
  color: var(--color-icon-dark);
  background-color: var(--color-border-100);
  height: 40px;
  border-radius: 4px;
}

.active {
  font: var(--font-body-02-bold);
  letter-spacing: var(--letter-spacing-body-02-bold);
  color: var(--color-default-white);
  background-color: var(--color-purple-primary-default);
}

.tab > a {
  display: block;
  padding: 8px 20px;
}

/* 리서치 서비스 종류 탭 - 모바일 */
.tabs-container-small {
  width: 90%;
  display: none;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  margin: 0 auto;
  padding: 30px 0;
  font: var(--font-body-04);
  letter-spacing: var(--letter-spacing-body-04);
  background-color: var(--color-default-white);
}

.tabs-container-small::before {
  content: "";
  position: absolute;
  top: 0;
  left: -30px;
  width: 100vw;
  height: 100%;
  background-color: var(--color-default-white);
}

.select-box {
  width: 120px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  align-self: flex-end;
  border: 1px solid var(--color-border-100);
  border-radius: 4px;
  padding: 3px 20px;
  cursor: pointer;
  background-color: var(--color-default-white);
  z-index: 20;
}

.select-box i {
  color: var(--color-icon-light);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 20px;
}

.dropdown-options {
  width: 140px;
  position: absolute;
  top: 62px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background-color: var(--color-default-white);
  border: 1px solid var(--color-border-200);
  border-radius: 4px;
  padding: 10px;
}

.dropdown-option {
  padding: 0 10px;
  cursor: pointer;
}

.dropdown-option:hover {
  color: var(--color-default-white);
  background-color: var(--color-purple-primary-default);
  border-radius: 4px;
}

.dropdown-option.selected {
  color: var(--color-default-white);
  background-color: var(--color-purple-primary-default);
  border-radius: 4px;
}

.dropdown-options.hidden {
  display: none;
}

/* 본문 */
.landing-container {
  width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.landing-title {
  font: var(--font-body-01);
  letter-spacing: var(--letter-spacing-body-01);
}

.content-desc {
  text-align: center;
  font: var(--font-body-01);
  letter-spacing: var(--letter-spacing-body-01);
}

.content-desc img {
  margin-left: 10px;
}

.highlight {
  background: linear-gradient(to top, #fff14f 40%, transparent 60%);
}

.landing-container hr {
  width: 100%;
  border: none;
  border-top: 1px solid var(--color-border-100);
  margin: 40px 0;
}

/* 서비스 특징 */
.service-feature {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-main-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-imgs-container img {
  width: 100%;
}

.feature-img-mobile {
  display: none;
}

/* 서비스 범위 */
.service-range {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.range-slide-container {
  width: 60%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 0 auto 10px auto;
  position: relative;
  overflow: hidden;
}

.range-slide-wrapper {
  width: 100%;
  display: flex;
  align-self: center;
}

.range-slide-item {
  width: 100%;
  flex-shrink: 0;
  box-sizing: border-box;
}

.slide-bullet {
  position: absolute;
  width: fit-content;
  top: 98% !important;
  left: 50% !important;
  transform: translateX(-50%);
  display: flex;
  justify-content: center;
  align-items: center;
}

.swiper-pagination-bullet {
  all: unset;
  background-color: var(--color-icon-light) !important;
  width: 7px !important;
  height: 7px !important;
  border-radius: 50%;
  cursor: pointer;
  opacity: 100% !important;
}

.swiper-pagination-bullet-active {
  background-color: var(--color-icon-dark) !important;
}

.range-bottom {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 0 auto;
}

.range-bottom-img-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  border: 1px solid var(--color-border-100);
  padding: 30px;
  box-sizing: border-box;
}

.range-bottom-img-container img {
  width: 50%;
}

/* 주요 레퍼런스 */
.key-reference {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.reference-slide-container {
  width: 100%;
  display: flex;
  overflow: hidden;
  margin-top: 10px;
}

.reference-slide-wrapper {
  width: 100%;
  display: flex;
  padding-bottom: 2px;
}

.reference-slide-item {
  border: 1px solid var(--color-border-100);
  border-radius: 10px;
  padding: 30px;
  flex-shrink: 0;
  box-sizing: border-box;
}

.slide-text {
  height: 65%;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font: var(--font-body-03);
  letter-spacing: var(--letter-spacing-body-03);
}

.slide-text p {
  min-height: 48px;
}

.slide-text p:last-of-type {
  color: var(--color-btn);
}

.reference-slide-item hr {
  margin: 20px 0;
}

.date-customer {
  font: var(--font-body-02);
  letter-spacing: var(--letter-spacing-body-02);
}

.date-customer span:first-of-type {
  color: var(--color-icon-light);
}

.customer {
  color: var(--color-purple-primary-default);
}

.slide-arrow {
  align-self: center;
  display: flex;
  padding: 10px 0;
  cursor: pointer;
}

/* 문의하기 */
.ask {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ask h2 {
  font: var(--font-body-01);
  letter-spacing: var(--letter-spacing-body-01);
}

.ask p {
  font: var(--font-body-02);
  letter-spacing: var(--letter-spacing-body-02);
}

.contact-list {
  font: var(--font-body-02);
  letter-spacing: var(--letter-spacing-body-02);
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: disc;
  padding-left: 1.5rem;
}

@media screen and (min-width: 768px) and (max-width: 1024px) {
  /* 상단 배너 */
  .banner-bg {
    background-image: url("../assets/purple_banner/sub_top_banner_768.png");
  }

  .banner-container {
    width: 90%;
  }

  /* 리서치 서비스 종류 탭 - 웹 & 탭 */
  .tabs-container {
    width: 90%;
  }

  /* 본문 */
  .landing-container {
    width: 90%;
  }

  /* 서비스 특징 */
  .feature-img-web {
    display: none;
  }

  .feature-img-mobile {
    display: flex;
  }
}

@media screen and (max-width: 767px) {
  /* 상단 배너 */
  .banner-bg {
    background-image: url("../assets/purple_banner/sub_top_banner_768.png");
  }

  .banner-container {
    width: 90%;
  }

  .banner-container > img {
    display: none;
  }

  .banner-top-title {
    font: var(--font-head-01);
    letter-spacing: var(--letter-spacing-head-01);
  }

  .banner-top-desc {
    font: var(--font-body-04);
    letter-spacing: var(--letter-spacing-body-04);
  }

  /* 리서치 서비스 종류 탭 - 웹 & 탭 */
  .tabs-container {
    display: none;
  }

  /* 리서치 서비스 종류 탭 - 모바일 */
  .tabs-container-small {
    display: flex;
    position: sticky;
    top: 0;
    z-index: 20;
  }

  /* 본문 */
  .landing-container {
    width: 90%;
    padding: 30px 0 50px 0;
  }

  .landing-title {
    font: var(--font-body-03);
    letter-spacing: var(--letter-spacing-body-03);
  }

  .content-desc {
    /* align-self: flex-start; */
    font: var(--font-body-02);
    letter-spacing: var(--letter-spacing-body-02);
  }

  .landing-container hr {
    margin: 20px 0;
  }

  /* 서비스 특징 */
  .feature-img-web {
    display: none;
  }

  .feature-img-mobile {
    display: flex;
  }

  /* 서비스 범위 */
  .range-slide-container {
    width: 100%;
  }

  .range-bottom {
    width: 100%;
  }

  .range-bottom-img-container {
    gap: 15px;
    padding: 20px;
  }

  /* 주요 레퍼런스 */
  .reference-slide-item {
    padding: 20px;
  }

  .slide-text {
    font: var(--font-body-04);
    letter-spacing: var(--letter-spacing-body-04);
  }

  .slide-text p {
    min-height: 40px;
  }

  .reference-slide-item hr {
    margin: 10px 0;
  }

  .date-customer {
    font: var(--font-body-05);
    letter-spacing: var(--letter-spacing-body-05);
  }

  /* 문의하기 */
  .ask h2 {
    font: var(--font-body-03);
    letter-spacing: var(--letter-spacing-body-03);
  }

  .ask p {
    font: var(--font-body-04);
    letter-spacing: var(--letter-spacing-body-04);
  }

  .contact-list {
    font: var(--font-body-04);
    letter-spacing: var(--letter-spacing-body-04);
    gap: 4px;
  }
}