:root {
  --section_nav-height: 84px;
}
img {
  max-width: 100%;
}
i {
  font-style: normal;
}

.layout-hidden {
  clip-path: polygon(0 0, 0 0, 0 0);
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  white-space: nowrap;
  position: absolute;
}
.c_blue {
  color: var(--blue800);
}
br.mo {
  display: none;
}
.toast {
  /* "아파트아이 바로가기" 버튼보다 높게 */
  z-index: 101;
}
.section .swiper-scrollbar {
  position: static;
  width: 150px;
  height: 3px;
  margin: 16px auto 0;
  background: var(--gray600);
}
.section .swiper-scrollbar .swiper-scrollbar-drag {
  cursor: pointer;
  background: var(--black800);
}
.page_container {
  padding-bottom: 48px;
  background-color: var(--black800);
}

.header {
  width: 100%;
  background-color: var(--gray50);
}
.header .header_inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1080px;
  height: 50px;
  padding: 0 10px;
  margin: 0 auto;
}
.header button {
  padding: 10px;
  line-height: 0;
}
.section_wrapper {
  display: flex;
  flex-direction: column;
  gap: 160px;
  background-color: var(--gray50);
}
.section_KV {
  line-height: 0;
}
.section_KV video {
  width: 100%;
}
.section_nav {
  position: sticky;
  z-index: 100;
  top: 0;
  width: 100%;
  background-color: #000;
}
.section_nav ul {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 120px;
  width: 100%;
  height: var(--section_nav-height);
}
.section_nav ul li {
  flex: 0 1 150px;
  font-size: 18px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.45;
  color: var(--black50);
  text-align: center;
  cursor: pointer;
}
.section_nav ul li.active {
  font-weight: var(--font-weight-bold);
  color: var(--gray50);
}
.section {
  overflow: hidden;
}
.section h2 {
  text-align: center;
  margin-bottom: 60px;
}
.section h2 img {
  display: inline-block;
  margin-bottom: 28px;
}
.section h2 span {
  display: block;
  font-size: 26px;
  font-weight: var(--font-weight-medium);
  line-height: 1.4;
  letter-spacing: -0.01em;
}
.section h2 span i {
  display: inline-block;
  margin-right: 16px;
  font-weight: var(--font-weight-bold);
}
.section .notice {
  margin-top: 16px;
  font-size: 19px;
  text-align: center;
  letter-spacing: 0;
}
.section01 {
  position: relative;

  /* video 영역 160px만큼 당긴 것 때문에 하단에 여백 남아서 조치 */
  margin-bottom: -160px;
}
.section01 .video_area {
  display: flex;
  align-items: center;
  justify-content: center;
  height: calc(100vh - 84px);
}
.section01 .video_box {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 960px;
  height: 540px;
  background-color: #000;
  border-radius: 20px;
  overflow: hidden;
  outline: 2px solid #000;
}
.section01 .video_box video {
  max-width: 100%;
  height: 100%;
}
.section01 .video_notice {
  display: none;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
  gap: 4px;
  color: var(--black300);
}
.section02_swiper .swiper {
  position: relative;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 70px;
}
.section02_swiper .swiper-pagination {
  position: static;
  margin-bottom: 40px;
}
.section02_swiper .swiper-pagination .swiper-pagination-bullet {
  position: relative;
  width: auto;
  height: auto;
  padding: 8px 12px;
  margin: 0 3px;
  border-radius: 100px;
  background: var(--gray200);
  font-size: 18px;
  font-weight: var(--font-weight-medium);
  line-height: 1.45;
  color: var(--black500);
  opacity: 1;
}
.section02_swiper .swiper-pagination .swiper-pagination-bullet::after {
  visibility: hidden;
  opacity: 0;
  box-sizing: border-box;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 99px;
  transition: all 0.2s ease;
  background: var(--pressed-normal);
  content: '';
}
.section02_swiper .swiper-pagination .swiper-pagination-bullet:hover::after {
  visibility: visible;
  opacity: 1;
}
.section02_swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: var(--black600);
  font-weight: var(--font-weight-semibold);
  color: var(--gray50);
}
.section02_swiper .swiper-slide {
  padding: 30px 50px;
  border-radius: 28px;
  border: 2px solid #000;
}
.section02_swiper .swiper-slide .profile {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 30px;
}
.section02_swiper .swiper-slide .profile::before {
  content: '';
  flex: 0 0 auto;
  display: block;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.section02_swiper .swiper-slide.youtuber01 .profile::before {
  background-image: url('../../images/apti_2025/section02_profile_01_pc.webp');
}
.section02_swiper .swiper-slide.youtuber02 .profile::before {
  background-image: url('../../images/apti_2025/section02_profile_02_pc.webp');
}
.section02_swiper .swiper-slide.youtuber03 .profile::before {
  background-image: url('../../images/apti_2025/section02_profile_03_pc.webp');
}
.section02_swiper .swiper-slide.youtuber04 .profile::before {
  background-image: url('../../images/apti_2025/section02_profile_04_pc.webp');
}
.section02_swiper .swiper-slide.youtuber05 .profile::before {
  background-image: url('../../images/apti_2025/section02_profile_05_pc.webp');
}
.section02_swiper .swiper-slide .profile span {
  font-size: 26px;
  font-weight: var(--font-weight-bold);
  line-height: 1.35;
}
.section02_swiper .swiper-slide .profile p {
  margin-top: 6px;
  font-size: 22px;
  line-height: 1.4;
}
.section02_swiper .swiper-slide .desc {
  position: relative;
  border-radius: 16px;
  outline: 2px solid #000;
  background: var(--gray50);
  padding: 16px 30px;
  margin-bottom: 20px;
}
.section02_swiper .swiper-slide .desc::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translate(-50%, 100%);
  width: 20px;
  height: 16px;
  background: url('../../images/apti_2025/bubble_arrow.svg') no-repeat center center / contain;
}
.section02_swiper .swiper-slide .desc p {
  font-size: 22px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.4;
  text-align: center;
}
.section02_swiper .swiper-slide .desc p span {
  font-weight: var(--font-weight-bold);
}
.section02_swiper .swiper-slide .video_box {
  position: relative;
  line-height: 0;
  outline: 2px solid #000;
  border-radius: 16px;
  overflow: hidden;
  font-size: 0;
}
.section02_swiper .swiper-slide .video_box iframe {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
}
.section02_swiper .swiper-slide .video_box .video_thumbnail {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.012);
}
.section02_swiper .swiper-slide .video_box .video_thumbnail svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.section02_swiper .swiper-slide .recom_code {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: calc(100% + 4px);
  padding: 16px 0;
  margin: 12px 0 0 -2px;
  text-align: center;
  border-radius: 16px;
  background: #000;
}
.section02_swiper .swiper-slide .recom_code span {
  font-size: 22px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.4;
  color: var(--gray50);
}
.section02_swiper .swiper-slide .recom_code .copy_button {
  position: relative;
  width: 50px;
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 17px;
  font-weight: var(--font-weight-semibold);
  color: var(--gray50);
  line-height: 1.45;
  text-align: left;
  background: var(--black400);
  transition: 0.5s;
  white-space: nowrap;
}
.section02_swiper .swiper-slide .recom_code .copy_button.active {
  width: 79px;
}
.section02_swiper .swiper-slide .recom_code .copy_button::after {
  visibility: hidden;
  opacity: 0;
  box-sizing: border-box;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 99px;
  transition: all 0.2s ease;
  background: var(--gray50);
  content: '';
}
.section02_swiper .swiper-slide .recom_code .copy_button:hover::after {
  visibility: visible;
  opacity: 0.2;
}
.section02_swiper .swiper-slide.youtuber01 {
  background: #ff89d6;
}
.section02_swiper .swiper-slide.youtuber01 .desc p span {
  color: #ff38b9;
}
.section02_swiper .swiper-slide.youtuber02 {
  background: #64a5ff;
}
.section02_swiper .swiper-slide.youtuber02 .desc p span {
  color: #016bff;
}
.section02_swiper .swiper-slide.youtuber03 {
  background: #ffbd66;
}
.section02_swiper .swiper-slide.youtuber03 .desc p span {
  color: #ff6f00;
}
.section02_swiper .swiper-slide.youtuber04 {
  background: #a888f7;
}
.section02_swiper .swiper-slide.youtuber04 .desc p span {
  color: #4800ff;
}
.section02_swiper .swiper-slide.youtuber05 {
  background: #96e99e;
}
.section02_swiper .swiper-slide.youtuber05 .desc p span {
  color: #029d12;
}
.section02_swiper .slide_prev_button,
.section02_swiper .slide_next_button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #000;
  cursor: pointer;
  transition: transform 0.3s;
  transform-origin: center;
}
.section02_swiper .slide_prev_button:hover,
.section02_swiper .slide_next_button:hover {
  transform: translateY(-50%) scale(0.9);
}
.section02_swiper .slide_prev_button.swiper-button-disabled,
.section02_swiper .slide_next_button.swiper-button-disabled {
  display: none;
}
.section02_swiper .slide_prev_button {
  left: 0;
  padding-right: 6px;
}
.section02_swiper .slide_next_button {
  right: 0;
  padding-left: 6px;
}
.section02_swiper .swiper-scrollbar {
  display: none;
  margin-top: 20px;
}
.section03_swiper .swiper-wrapper {
  cursor: grab;
  transition-timing-function: linear !important;
}
.section03_swiper .swiper-slide {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  width: 244px;
  height: 310px;
  padding: 24px 0;
  border-radius: 16px;
  border: 2px solid #000;
  background: var(--gray300);
}
.section03_swiper .swiper-slide p {
  font-size: 17px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.45;
  text-align: center;
}
.section04 {
  padding: 100px 0 160px;
  background: var(--gray200);
}
.section04 .section04_swiper {
  /* 스크롤바가 길어지는 이슈가 있어 max-width 추가 */
  max-width: 320px;
  margin: 0 auto;
  overflow: visible;
}
.section04 .section04_swiper.swiper-locked .swiper-wrapper {
  justify-content: center;
  gap: 40px;
}
.section04 .section04_swiper .swiper-slide {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  width: 320px;
  height: 450px;
  padding-top: 40px;
  text-align: center;
  border-radius: 20px;
  background: var(--gray50);
  border: 2px solid #000;
}
.section04 .section04_swiper .swiper-slide .text_box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.section04 .section04_swiper .swiper-slide .text_box .slide_badge {
  font-size: 16px;
  font-weight: var(--font-weight-bold);
  line-height: 1.45;
}
.section04 .section04_swiper .swiper-slide .text_box .slide_title {
  font-size: 20px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.4;
}
.section04 .section04_swiper .swiper-slide .text_box .tip_text {
  padding-top: 10px;
}
.section04 .section04_swiper .swiper-slide .text_box .tip_badge {
  display: inline-block;
  padding: 2px 10px;
  margin-right: 6px;
  border-radius: 100px;
  background: var(--blue100);
}
.section04 .section04_swiper.swiper-locked .swiper-scrollbar {
  display: none;
}
.apt_apti_notice {
  padding: 100px 20px 60px;
  background-color: transparent;
}
.apt_apti_notice .notice_inner {
  max-width: 910px;
}
.apt_apti_notice .title_box {
  margin-bottom: 16px;
}
.apt_apti_notice .title_box .title {
  margin: 0;
  font-size: 26px;
  font-weight: var(--font-weight-bold);
  line-height: 1.35;
}
.apt_apti_notice .text {
  font-size: 17px;
  font-weight: var(--font-weight-regular);
  color: var(--gray800);
}
.bottom_button {
  width: 100%;
  max-width: 520px;
  height: 66px;
  padding: 0;
  margin: 0 auto;
  border-radius: 38px;
  font-size: 22px;
  color: var(--gray50);
  line-height: 1.4;
}
.share_button {
  margin-bottom: 46px;
  background: var(--black200);
}
.share_button:active:not(:disabled)::after {
  background-color: var(--gray50);
  opacity: 0.2;
}
.go_apti_button {
  position: sticky;
  z-index: 100;
  bottom: 48px;
  transform: translateY(calc(100% + 48px));
  background: rgba(39, 97, 255, 0.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 2px solid #000;
  transition: transform 0.3s;
}

.go_apti_button.active {
  transform: translateY(0);
}
.share_success_toast {
  top: 0;
  bottom: auto;
  max-width: 440px;
  padding: 19px 0;
  border-radius: 999px;
}
.share_success_toast.active {
  top: calc(var(--section_nav-height) + 16px);
  bottom: auto;
}
.share_success_toast .text {
  font-size: 20px;
  font-weight: var(--font-weight-semibold);
}

/* 타블렛 */
@media screen and (max-width: 1079px) {
  :root {
    --section_nav-height: 68px;
  }
  .section_wrapper {
    gap: 80px;
  }
  .section h2 {
    margin-bottom: 40px;
  }
  .section h2 img {
    margin-bottom: 18px;
  }
  .section h2 span {
    font-size: 18px;
    font-weight: var(--font-weight-regular);
    line-height: 1.45;
  }
  .section h2 span i {
    margin-right: 10px;
  }
  .section .notice {
    margin-top: 6px;
    font-size: 15px;
    font-weight: var(--font-weight-medium);
  }
  .section_nav ul {
    gap: 40px;
    height: var(--section_nav-height);
  }
  .section_nav ul li {
    flex-basis: 108px;
    font-size: 14px;
    font-weight: var(--font-weight-medium);
  }

  .section01 {
    padding: 0 var(--layout-padding);
    margin-bottom: 0;
  }
  .section01 .video_area {
    height: auto;
  }
  .section01 .video_box {
    position: static;
    max-width: none;
    height: auto;
    transform: none;
    outline-width: 1px;
    border-radius: 10px;
  }
  .section01 .video_notice {
    display: flex;
  }
  .section02_swiper {
    padding: 0 var(--layout-padding);
  }
  .section02_swiper .swiper-pagination .swiper-pagination-bullet {
    font-size: 17px;
  }
  .section02_swiper .swiper-pagination .swiper-pagination-bullet::after {
    display: none;
  }
  .section02_swiper .swiper {
    padding: 0 40px;
  }
  .section02_swiper .swiper-slide {
    padding: 30px 24px;
    border-radius: 20px;
  }
  .section02_swiper .swiper-slide .profile {
    gap: 12px;
    margin-bottom: 20px;
  }
  .section02_swiper .swiper-slide .profile::before {
    width: 70px;
    height: 70px;
  }
  .section02_swiper .swiper-slide.youtuber01 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_01_tab.webp');
  }
  .section02_swiper .swiper-slide.youtuber02 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_02_tab.webp');
  }
  .section02_swiper .swiper-slide.youtuber03 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_03_tab.webp');
  }
  .section02_swiper .swiper-slide.youtuber04 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_04_tab.webp');
  }
  .section02_swiper .swiper-slide.youtuber05 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_05_tab.webp');
  }
  .section02_swiper .swiper-slide .profile span {
    font-size: 20px;
    line-height: 1.4;
  }
  .section02_swiper .swiper-slide .profile p {
    font-size: 17px;
    line-height: 1.45;
  }
  .section02_swiper .swiper-slide .desc {
    margin-bottom: 18px;
  }
  .section02_swiper .swiper-slide .desc p {
    font-size: 19px;
  }
  .section02_swiper .swiper-slide .video_box .video_thumbnail svg {
    width: 60px;
    height: 60px;
  }
  .section02_swiper .swiper-slide .recom_code span {
    font-size: 19px;
  }
  .section02_swiper .slide_prev_button,
  .section02_swiper .slide_next_button {
    width: 30px;
    height: 30px;
  }
  .section02_swiper .slide_prev_button:hover,
  .section02_swiper .slide_next_button:hover {
    transform: translateY(-50%);
  }
  .section02_swiper .slide_prev_button svg,
  .section02_swiper .slide_next_button svg {
    width: 9px;
  }
  .section03_swiper .swiper-slide {
    width: 200px;
    height: 182px;
    padding: 12px 0 20px;
    border-width: 1px;
  }
  .section03_swiper .swiper-slide img {
    width: 122px;
  }
  .section03_swiper .swiper-slide p {
    font-size: 15px;
  }
  .section04 {
    padding: 60px 0 40px;
  }
  .section04 .section04_swiper {
    max-width: 294px;
  }
  .section04 .section04_swiper .swiper-slide {
    width: 294px;
    height: 420px;
    padding-top: 30px;
    border-width: 1px;
  }
  .section04 .section04_swiper .swiper-slide .text_box .slide_title {
    font-size: 19px;
  }
  .section04 .section04_swiper .swiper-slide .text_box .tip_text {
    padding-top: 0;
  }
  .apt_apti_notice {
    padding: 40px var(--layout-padding);
  }
  .apt_apti_notice .notice_inner {
    max-width: 568px;
  }
  .apt_apti_notice .title_box {
    margin-bottom: 15px;
  }
  .apt_apti_notice .title_box .title {
    font-size: 16px;
    font-weight: var(--font-weight-semibold);
  }
  .apt_apti_notice .text {
    font-size: 14px;
    font-weight: 300;
  }
  .bottom_button {
    max-width: 440px;
    height: 60px;
    font-size: 20px;
  }
  .share_button {
    margin-bottom: 32px;
  }
  .share_success_toast {
    padding: 17px 0;
  }
  .share_success_toast .text {
    font-size: 18px;
  }
}

/* 모바일 */
@media screen and (max-width: 599px) {
  br.mo {
    display: block;
  }
  .page_container {
    padding-bottom: 16px;
  }

  .section_nav ul {
    gap: 16px;
  }
  .section_nav ul li {
    flex-basis: 88px;
    font-size: 14px;
  }
  .section_nav ul li:nth-child(1) {
    flex-basis: 108px;
  }
  .section h2 {
    margin-bottom: 28px;
  }
  .section_KV video {
    aspect-ratio: 3/5;
  }
  .section01 .video_notice {
    margin-top: 16px;
  }
  .section02_swiper {
    padding: 0;
  }
  .section02_swiper .swiper {
    padding: 0 var(--layout-padding);
  }
  .section02_swiper .swiper-pagination {
    display: flex;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
    padding: 0 17px;
    margin-bottom: 24px;
  }
  .section02_swiper .swiper-pagination::-webkit-scrollbar {
    display: none; /* 크롬, 사파리 */
  }
  .section02_swiper .swiper-pagination .swiper-pagination-bullet {
    flex: 0 0 auto;
    font-size: 15px;
  }
  .section02_swiper .swiper-slide {
    padding: 24px 16px;
    border-width: 1px;
  }
  .section02_swiper .swiper-slide .profile {
    gap: 16px;
  }
  .section02_swiper .swiper-slide .profile::before {
    width: 50px;
    height: 50px;
    margin-left: 8px;
  }
  .section02_swiper .swiper-slide.youtuber01 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_01_mo.webp');
  }
  .section02_swiper .swiper-slide.youtuber02 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_02_mo.webp');
  }
  .section02_swiper .swiper-slide.youtuber03 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_03_mo.webp');
  }
  .section02_swiper .swiper-slide.youtuber04 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_04_mo.webp');
  }
  .section02_swiper .swiper-slide.youtuber05 .profile::before {
    background-image: url('../../images/apti_2025/section02_profile_05_mo.webp');
  }
  .section02_swiper .swiper-slide .profile span {
    font-size: 17px;
    line-height: 1.45;
  }
  .section02_swiper .swiper-slide .profile p {
    margin-top: 2px;
    font-size: 15px;
  }
  .section02_swiper .swiper-slide .desc {
    padding: 16px 0;
    outline-width: 1px;
    border-radius: 10px;
  }
  .section02_swiper .swiper-slide .desc::after {
    background-image: url('../../images/apti_2025/bubble_arrow_1px.svg');
  }
  .section02_swiper .swiper-slide .desc p {
    font-size: 16px;
    font-weight: var(--font-weight-medium);
    line-height: 1.45;
  }
  .section02_swiper .swiper-slide .desc p span {
    font-weight: var(--font-weight-semibold);
  }
  .section02_swiper .swiper-slide .video_box {
    outline-width: 1px;
    border-radius: 10px;
  }
  .section02_swiper .swiper-slide .video_box .video_thumbnail svg {
    width: 40px;
    height: 40px;
  }
  .section02_swiper .slide_prev_button,
  .section02_swiper .slide_next_button {
    display: none !important;
  }
  .section02_swiper .swiper-slide .recom_code {
    width: calc(100% + 2px);
    padding: 12px 10px;
    margin: 10px 0 0 -1px;
    border-radius: 10px;
  }
  .section02_swiper .swiper-slide .recom_code span {
    font-size: 15px;
  }
  .section02_swiper .swiper-slide .recom_code .copy_button {
    width: 39px;
    padding: 4px 8px;
    font-size: 13px;
    line-height: 1.35;
  }
  .section02_swiper .swiper-scrollbar {
    display: block;
  }
  .section .notice {
    margin-top: 12px;
    font-size: 16px;
  }
  .bottom_button {
    width: calc(100% - var(--layout-padding) * 2);
    max-width: none;
    height: 56px;
    font-size: 16px;
  }
  .share_button {
    margin-bottom: 38px;
  }
  .go_apti_button {
    bottom: 16px;
    font-size: 17px;
  }
  .share_success_toast {
    max-width: none;
    padding: 13px 0;
  }
  .share_success_toast .text {
    font-size: 14px;
    font-weight: var(--font-weight-medium);
  }
}