.about {
  position: relative;
  width: 100%;
  padding-top: 100px;
}

.about__intro {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.about__intro__background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__intro__background img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__intro__menu {
  position: absolute;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  align-content: center;
  flex-wrap: wrap;
  background: #fff;
  background: color(display-p3 1 1 1);
  padding-left: calc((100vw - 1420px) / 2);
  z-index: 2;
}

.about__intro__menu__item {
  position: relative;
  display: flex;
  color: #afafaf;
  color: color(display-p3 0.6875 0.6875 0.6875);
  min-width: 198px;
  padding: 20px 25px;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  background: #fff;
  font-family: Pretendard;
  font-size: 22px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
  cursor: pointer;
  transition: color 0.3s ease;
}

.about__intro__menu__item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 100%;
  height: 4px;
  background-color: #0075D0;
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  transition: transform 0.3s ease;
}

.about__intro__menu__item:hover {
  color: #0075D0;
}

.about__intro__menu__item:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.about__intro__menu__item.active::after {
  transform: translateX(-50%) scaleX(1);
}

.about__intro__menu__item.active {
  color: #0075D0;
}

.about__intro__menu__bar {
  position: relative;
  width: 2px;
  height: 15px;
  background: #d4d4d4;
}

.about__intro__contents {
  display: flex;
  flex-direction: column;
  padding-top: 190px;
  padding-bottom: 150px;
  gap: 23px;
  position: relative;
  max-width: 1420px;
  margin: 0 auto;
  align-items: flex-end;
}

.about__intro__contents__title {
  width: 707px;
  color: #fff;
  color: color(display-p3 1 1 1);
  text-align: right;
  font-family: Raleway;
  font-size: 90px;
  font-style: normal;
  font-weight: 300;
  line-height: 110%;
}

.about__intro__contents__title span {
  font-weight: 600;
}

.about__intro__contents__paragraph {
  color: #fff;
  color: color(display-p3 1 1 1);
  font-family: Pretendard;
  font-size: 32px;
  font-style: normal;
  font-weight: 500;
  line-height: 140%;
  letter-spacing: -0.64px;
  text-align: right;
}

.about__vision {
  position: relative;
  max-width: 1420px;
  margin: 0 auto;
  padding: 133px 111px;
}

.about__vision__title {
  color: #111;
  color: color(display-p3 0.0667 0.0667 0.0667);
  text-align: center;
  font-family: Raleway;
  font-size: 70px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
}

.about__vision__paragraph {
  color: #505050;
  color: color(display-p3 0.3125 0.3125 0.3125);
  text-align: center;
  font-family: Pretendard;
  font-size: 24px;
  font-style: normal;
  font-weight: 400;
  line-height: 140%;
  letter-spacing: -0.48px;
  margin-top: 30px;
}

.about__vision__list {
  display: flex;
  margin-top: 60px;
  gap: 30px;
  flex-wrap: wrap;
}

.about__vision__list__item {
  position: relative;
  width: calc(50% - 15px);
  padding: 41px 48px;
  border-radius: 25px;
  background: #e3faf9;
  background: color(display-p3 0.9059 0.9765 0.9765);
}

.about__vision__list__item:nth-of-type(3) {
  width: 100%;
}

.about__vision__list__item__subtitle {
  color: #505050;
  color: color(display-p3 0.3125 0.3125 0.3125);
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: 140%;
  letter-spacing: -0.4px;
}

.about__vision__list__item__title {
  color: #464646;
  color: color(display-p3 0.274 0.274 0.274);
  font-family: Pretendard;
  font-size: 28px;
  font-style: normal;
  font-weight: 400;
  line-height: 140%;
  letter-spacing: -0.56px;
  margin-top: 35px;
}

.about__vision__list__item__title span {
  color: color(display-p3 0.0667 0.0667 0.0667);
  font-family: Pretendard;
  font-size: 75px;
  font-style: normal;
  font-weight: 700;
  line-height: 140%;
  letter-spacing: -1.5px;
}

.about__vision__list__item__title strong {
  color: color(display-p3 0.0667 0.0667 0.0667);
  font-family: Pretendard;
  font-size: 28px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
  letter-spacing: -0.56px;
}

.about__vision__list__item__icon,
.about__vision__list__item__icon2 {
  position: absolute;
}

.about__vision__list__item:nth-of-type(1) .about__vision__list__item__icon {
  bottom: 0;
  right: 70px;
}

.about__vision__list__item:nth-of-type(2) .about__vision__list__item__icon {
  bottom: 51px;
  right: 58px;
}

.about__vision__list__item:nth-of-type(3) .about__vision__list__item__icon {
  top: 50%;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
  margin-left: 85px;
}

.about__vision__list__item:nth-of-type(3) .about__vision__list__item__icon2 {
  bottom: 60px;
  right: 55px;
}

.about__partner {
  position: relative;
  max-width: 1420px;
  margin: 0 auto;
  padding: 92px 87px;
}

.about__partner__title {
  color: #111;
  color: color(display-p3 0.0667 0.0667 0.0667);
  font-family: Raleway;
  font-size: 70px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
}

.about__partner__paragraph {
  position: relative;
  color: #505050;
  color: color(display-p3 0.3125 0.3125 0.3125);
  font-family: Pretendard;
  font-size: 24px;
  font-style: normal;
  font-weight: 400;
  line-height: 140%;
  letter-spacing: -0.48px;
  margin-top: 40px;
}

.about__partner__button {
  cursor: pointer;
  position: absolute;
  top: 207px;
  right: 87px;
  display: inline-flex;
  padding: 16px 24px;
  align-items: center;
  gap: 18px;
  border-radius: 50px;
  overflow: hidden;
  background: #cff7f8;
  transition: color 0.3s ease;
}

.about__partner__button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: #00a9aa;
  transition: left 0.6s ease;
  z-index: 0;
}

.about__partner__button:hover::before {
  left: 0;
}

.about__partner__button span {
  position: relative;
  z-index: 1;
  font-family: Pretendard;
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.52px;
  color: #000000;
  transition: color 0.6s ease;
}

.about__partner__button:hover span {
  color: #ffffff;
}

/* 아이콘 전환 */
.about__partner__button img {
  width: 6px;
  height: 12px;
  position: relative;
  z-index: 1;
  transition: opacity 0.4s ease;
}

.about__partner__button img:nth-of-type(1) {
  opacity: 1;
}

.about__partner__button:hover img:nth-of-type(1) {
  opacity: 0;
}

.about__partner__button img:nth-of-type(2) {
  position: absolute;
  right: 24px;
  opacity: 0;
}

.about__partner__button:hover img:nth-of-type(2) {
  opacity: 1;
}

.about__partner__map {
  position: relative;
  margin-top: 40px;
  border-radius: 30px;
  width: 100%;
}

.about__partner__map__global {
  width: 100%;
  height: auto;
}

.about__partner__map__picker {
  cursor: pointer;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
}

.about__partner__map__picker:nth-of-type(2) {
  margin-top: -20%;
  margin-left: -30%;
}

.about__partner__map__picker:nth-of-type(3) {
  margin-top: -16%;
  margin-left: -1%;
}

.about__partner__map__picker:nth-of-type(4) {
  margin-top: -13%;
  margin-left: 22%;
}

.about__partner__map__marker {
  position: absolute;
  border-radius: 12px;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  border-radius: 12px;
  background: #fff;
  background: color(display-p3 1 1 1);
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.25);
  box-shadow: 0 0 20px 0 color(display-p3 0 0 0 / 0.25);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.about__partner__map__marker::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 15px;
  width: 0;
  height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-right: 10px solid #00acac;
}

.about__partner__map__marker__title {
  position: relative;
  min-width: 196px;
  background: #00acac;
  padding: 10px 16px;
  color: #fff;
  color: color(display-p3 1 1 1);
  font-family: Pretendard;
  font-size: 18px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
  border-radius: 12px 12px 0 0;
}

.about__partner__map__marker__paragraph {
  position: relative;
  min-width: 196px;
  color: #4d5459;
  color: color(display-p3 0.3079 0.327 0.3462);
  font-family: Pretendard;
  font-size: 20px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
  list-style: circle;
  border-radius: 0 0 12px 12px;
  padding: 16px 4px;
  background: #ffffff;
}

.about__partner__map__marker__paragraph span {
  position: relative;
  display: block;
  padding: 0 0 0 32px;
}

.about__partner__map__marker__paragraph span:before {
  content: "";
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  margin-top: -1px;
  width: 6px;
  height: 6px;
  background-color: #4d5459;
  border-radius: 50%;
}

.about__partner__map__marker__close {
  cursor: pointer;
  position: absolute;
  top: 16px;
  right: 16px;
}

.about__partner__map__marker:nth-of-type(1) {
  margin-top: -15%;
  margin-left: -19%;
}

.about__partner__map__marker:nth-of-type(2) {
  margin-top: -11%;
  margin-left: 10%;
}

.about__partner__map__marker:nth-of-type(3) {
  margin-top: -7%;
  margin-left: 33%;
}

.about__partner__map__marker.is-active {
  opacity: 1;
  pointer-events: auto;
}

.about__message {
  position: relative;
  padding-top: 90px;
  padding-bottom: 131px;
  background: #e3faf9;
  margin-top: 250px;
}

.about__message__border {
  position: absolute;
  top: 0;
  right: calc((100vw - 1420px) / 2);
  margin-right: 513px;
  background: #ffffff;
  width: 100px;
  height: 100px;
  border-bottom-left-radius: 50px;
  border-bottom-right-radius: 50px;
  border-top-left-radius: 50px;
}

.about__message__border:nth-of-type(2) {
  position: absolute;
  top: unset;
  bottom: 174px;
  right: 0;
  margin-right: 0;
  background: #ffffff;
  width: 100px;
  height: 100px;
  border-bottom-left-radius: 50px;
  border-bottom-right-radius: 50px;
  border-top-left-radius: 50px;
}

.about__message__border__circle {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: #e3faf9;
  width: 100px;
  height: 100px;
  border-radius: 100%;
}

.about__message__title {
  color: color(display-p3 0.2667 0.2667 0.2667);
  font-family: Montserrat;
  font-size: 70px;
  font-style: normal;
  font-weight: 500;
  line-height: 140%;
  margin-top: -250px;
  padding-left: calc((100vw - 1420px) / 2);
}

.about__message__title span {
  color: #00acac;
  color: color(display-p3 0 0.6627 0.6667);
  font-family: Montserrat;
  font-size: 150px;
  font-style: normal;
  font-weight: 700;
  line-height: 140%;
}

.about__message__thumbnail {
  position: absolute;
  top: -90px;
  right: 0;
  background: #ffffff;
  padding-left: 48px;
  padding-bottom: 44px;
  padding-right: calc((100vw - 1420px) / 2);
  border-bottom-left-radius: 50px;
  z-index: 2;
}

.about__message__contents {
  position: relative;
  max-width: 1420px;
  margin: 0 auto;
  background: #e3faf9;
}

.about__message__contents__slogan {
  color: color(display-p3 0 0 0);
  font-family: Pretendard;
  font-size: 32px;
  font-style: normal;
  font-weight: 500;
  line-height: 140%;
  letter-spacing: -0.64px;
  margin-top: 50px;
}

.about__message__contents__slogan span:nth-of-type(1) {
  color: #00acac;
  color: color(display-p3 0 0.6627 0.6667);
  font-family: Pretendard;
  font-size: 32px;
  font-style: normal;
  font-weight: 700;
  line-height: 140%;
  letter-spacing: -0.64px;
}

.about__message__contents__slogan span:nth-of-type(2) {
  color: color(display-p3 1 0.6833 0);
  font-family: Pretendard;
  font-size: 32px;
  font-style: normal;
  font-weight: 600;
  line-height: 140%;
  letter-spacing: -0.64px;
}

.about__message__contents__paragraph {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 60px;
  width: 835px;
}

.about__message__contents__paragraph p {
  color: #4b4b4b;
  color: color(display-p3 0.2933 0.2933 0.2933);
  font-family: Pretendard;
  font-size: 18px;
  font-style: normal;
  font-weight: 400;
  line-height: 160%;
  letter-spacing: -0.36px;
}

.about__message__contents__paragraph p span {
  color: color(display-p3 0.2933 0.2933 0.2933);
  font-family: Pretendard;
  font-size: 18px;
  font-style: normal;
  font-weight: 600;
  line-height: 160%;
  letter-spacing: -0.36px;
}

.about__message__contents__author {
  color: #000;
  color: color(display-p3 0 0 0);
  font-family: Pretendard;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 160%;
  letter-spacing: -0.32px;
  margin-top: 60px;
}

.about__message__contents__author span {
  color: color(display-p3 0 0.6627 0.6667);
  font-family: Pretendard;
  font-size: 24px;
  font-style: normal;
  font-weight: 600;
  line-height: 160%;
  letter-spacing: -0.48px;
  margin-left: 10px;
}

.about__message__contents__sign {
  position: relative;
  width: 241px;
  height: 91px;
  flex-shrink: 0;
  background: #d9d9d9;
  background: color(display-p3 0.851 0.851 0.851);
  border-radius: 100%;
  margin: 0 auto;
  margin-left: 20%;
}
/* --- 💻 와이드 PC 반응형 스타일 (1440px 이하) --- */
@media (max-width: 1440px) {
  .about__intro__menu {
    padding-left: 40px;
  }
  .about__intro__contents {
    padding-right: 40px;
    box-sizing: border-box;
  }
  .about__vision {
    padding: 133px 40px;
  }

  .about__vision__list__item {
    display: flex;
    flex-direction: column;
    text-align: center;
  }
  .about__vision__list__item__icon,
  .about__vision__list__item__icon2 {
    position: relative;
    transform: none;
    left: auto;
    right: auto;
    bottom: auto;
    top: auto;
    margin-top: 30px;
  }

  .about__vision__list__item__icon img,
  .about__vision__list__item__icon2 img {
    height: 150px;
    width: auto;
  }

  .about__vision__list__item:nth-of-type(3)
    .about__vision__list__item__icon
    img {
    height: 200px;
  }

  .about__vision__list__item:nth-of-type(2) .about__vision__list__item__icon,
  .about__vision__list__item:nth-of-type(1) .about__vision__list__item__icon {
    bottom: unset;
    right: unset;
  }

  .about__vision__list__item:nth-of-type(3) .about__vision__list__item__icon {
    position: relative;
    margin: 0;
    top: 0;
    margin-top: 30px;
    transform: translateX(-50%);
  }

  .about__vision__list__item:nth-of-type(3) .about__vision__list__item__icon2 {
    display: none;
  }

  .about__partner {
    padding: 92px 40px;
  }
  .about__partner__button {
    right: 40px;
  }
  .about__message__title {
    padding-left: 40px;
  }
  .about__message__border {
    display: none;
  }
  .about__message__thumbnail {
    position: relative;
    padding: 0;
    top: unset;
    right: unset;
    width: fit-content;
    float: right;
    background: transparent;
    margin-top: 30px;
  }
  .about__message__thumbnail img {
    width: 340px;
    height: auto;
    padding-right: 40px;
  }
  .about__message__contents {
    position: relative;
    padding-left: 40px;
    padding-right: 380px;
  }
  .about__message__contents__paragraph {
    width: 100%;
  }
}

/* --- 💻 태블릿 반응형 스타일 (1024px 이하) --- */
@media (max-width: 1024px) {
  .about {
    padding-top: 80px;
  }
  .about__intro__contents {
    padding-top: 150px;
    padding-bottom: 120px;
  }
  .about__intro__contents__title {
    font-size: 70px;
    width: auto;
  }
  .about__intro__contents__paragraph {
    font-size: 24px;
  }
  .about__intro__menu {
    padding-left: 0;
    justify-content: center;
  }

  .about__vision {
    padding: 100px 40px;
  }
  .about__vision__title {
    font-size: 50px;
  }
  .about__vision__paragraph {
    font-size: 20px;
  }
  .about__vision__list__item {
    padding: 30px;
  }
  .about__vision__list__item__title span {
    font-size: 60px;
  }

  .about__partner {
    padding: 100px 40px;
  }
  .about__partner__title {
    font-size: 50px;
  }
  .about__partner__paragraph {
    margin-top: 20px;
  }
  .about__partner__button {
    position: relative;
    right: unset;
    top: unset;
    margin-top: 30px;
  }

  .about__partner__map__marker {
    transform: translate(-50%, -50%) scale(0.9);
  }
  .about__partner__map__marker:nth-of-type(1) {
    top: 27%;
    left: 35%;
    margin: 0;
  }
  .about__partner__map__marker:nth-of-type(2) {
    top: 35%;
    left: 62%;
    margin: 0;
  }
  .about__partner__map__marker:nth-of-type(3) {
    top: 39%;
    left: 88%;
    margin: 0;
  }
  .about__message__thumbnail {
    width: calc(100% - 80px);
    overflow: hidden;
    padding: 0;
    padding-top: 60%;
    float: unset;
    border-radius: 50px;
    left: 40px;
  }

  .about__message__thumbnail img {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
    padding: 0;
  }

  .about__message__contents {
    width: 100%;
    padding: 0 40px;
  }
}

/* --- 📱 모바일 반응형 스타일 (800px 이하) --- */
@media (max-width: 800px) {
  .about {
    padding-top: 80px;
  }
  .about__intro__contents {
    padding: 120px 20px 100px;
    align-items: center;
  }
  .about__intro__contents__title {
    font-size: 42px;
    text-align: center;
  }
  .about__intro__contents__paragraph {
    font-size: 18px;
    text-align: center;
    margin-top: -10px;
  }
  .about__intro__menu {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    -ms-overflow-style: none;
    scrollbar-width: none;
  }
  .about__intro__menu::-webkit-scrollbar {
    display: none;
  }
  .about__intro__menu__item {
    min-width: auto;
    font-size: 18px;
    width: auto;
    padding: 15px 20px;
    flex-shrink: 0;
  }

  .about__vision {
    padding: 80px 20px;
  }
  .about__vision__title {
    font-size: 32px;
  }
  .about__vision__paragraph {
    font-size: 16px;
    margin-top: 15px;
  }
  .about__vision__list {
    margin-top: 40px;
    gap: 20px;
  }
  .about__vision__list__item {
    width: 100%;
  }
  .about__vision__list__item__title span {
    font-size: 48px;
  }
  .about__vision__list__item__title,
  .about__vision__list__item__title strong {
    font-size: 22px;
  }
  .about__vision__list__item__icon {
    margin-top: 20px;
  }

  .about__vision__list__item__icon img,
  .about__vision__list__item__icon2 img {
    height: auto;
    max-width: 100%;
  }

  .about__vision__list__item:nth-of-type(3)
    .about__vision__list__item__icon
    img {
    height: auto;
    max-width: 100%;
  }

  .about__partner {
    padding: 80px 20px;
  }
  .about__partner__title {
    font-size: 32px;
    text-align: center;
  }
  .about__partner__paragraph {
    font-size: 16px;
    text-align: center;
  }
  .about__partner__button {
    left: 50%;
    transform: translateX(-50%);
  }
  .about__partner__map {
    margin-top: 30px;
  }
  .about__partner__map__picker {
    transform: translate(-50%, -50%) scale(0.8);
  }
  .about__partner__map__marker {
    transform: translate(-50%, -50%) scale(0.7);
  }
  .about__partner__map__marker::before {
    display: none;
  }

  .about__message {
    padding: 60px 20px;
  }

  .about__message__title {
    font-size: 32px;
    margin-bottom: 10px;
    padding-left: 0;
    text-align: center;
  }
  .about__message__title span {
    font-size: 60px;
  }

  .about__message > .about__message__contents {
    flex-direction: column;
    gap: 0;
  }

  .about__message__thumbnail {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    left: 0;
    padding: 0;
  }
  .about__message__thumbnail img {
    border-radius: 50%;
    width: 200px;
    height: 200px;
    object-fit: cover;
  }

  .about__message__contents > div:not(.about__message__thumbnail) {
    text-align: center;
  }
  .about__message__contents__slogan {
    font-size: 22px;
    margin-top: 40px;
  }
  .about__message__contents__slogan span:nth-of-type(1),
  .about__message__contents__slogan span:nth-of-type(2) {
    font-size: 22px;
  }
  .about__message__contents__paragraph {
    margin-top: 30px;
    text-align: left;
  }
  .about__message__contents__paragraph p,
  .about__message__contents__paragraph p span {
    font-size: 16px;
  }
  .about__message__contents__author {
    margin-top: 40px;
  }
  .about__message__contents__sign {
    margin: 20px auto 0;
  }
}

@media (max-width: 480px) {
  .about {
    padding-top: 80px;
  }
  .about__intro__contents {
    padding: 80px 20px 190px;
  }
  .about__intro__menu {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 10px;
    width: 100%;
    left: 0;
    transform: none;
    padding: 10px;
    box-sizing: border-box;
    justify-items: center;
  }

  .about__intro__menu__item {
    width: 100%;
    font-size: 16px;
    padding: 12px 10px;
    text-align: center;
    white-space: normal;
  }

  .about__intro__menu__bar {
    display: none;
  }
}