/* popup */
.pc {
  display: block;
}

.mobile {
  display: none;
}

.layer-popup {
  /* position: absolute; */
  z-index: 9999;
  background-color: #fff;
  box-shadow: 2px 3px 10px rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  height: auto !important;
}

.layer-popup:nth-child(1) {
  left: 0;
}

.layer-popup img {
  width: 100%;
  height: auto !important;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}

.layer-popup .show-chk-wrap {
  display: flex;
  padding: 6px 10px;
  box-sizing: border-box;
  justify-content: space-between;
  align-items: center;
}

.show-chk-div {
  display: flex;
  align-items: center;
  gap: 12px;
}

.layer-popup .show-chk-wrap a {
  font-size: 16px;
  color: #505050;
  cursor: pointer;
  transition: 0s;
}

.layer-popup .show-chk-wrap a:hover {
  color: #222;
  font-weight: 600;
  transition: 0s;
}

.close-popup {
  box-sizing: border-box;
  padding: 4px 12px;
  border: 1px solid #999;
  border-radius: 4px;
  transition: 0s;
}

.close-popup:hover {
  border: 1px solid #505050;
  background-color:#505050;
  color: #fff !important;
  transition: 0s;
}

.popup-space {
  position: absolute;
  display: flex;
  flex-wrap: wrap;
  top: 5%;
  left: 5%;
  gap: 10px;
  align-items: start;
  z-index: 100;
}


/* main */
#main {
  width: 100%;
  height: 780px;
  background: linear-gradient(104deg, #050F34 37.97%, #234EEA 98.36%), linear-gradient(180deg, #FFF 83.17%, #C1E2FF 100%);
  position: relative;
  margin-bottom: -2px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.main-container {
  max-width: 1280px;
  width: 90%;
  display: flex;
  padding-bottom: 20px;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 28px;
  z-index: 3;
}

.main-tit {
  color: #FFF;
  font-size: 64px;
  font-weight: 700;
  line-height: 135%; /* 86.4px */
  letter-spacing: -1.6px;
}

.main-txt {
  color: rgba(255, 255, 255, 0.80);
  font-size: 24px;
  font-weight: 400;
  line-height: 150%; /* 36px */
  letter-spacing: -0.6px;
  white-space: nowrap;
}

.target {
  max-width: 800px;
  width: 47%;
  position: absolute;
  left: 73%;
  top: 60%;
  transform: translate(-50%, -50%);
}

.target img {
  width: 100%;
}

.ellipse {
  width: 100%;
  position: absolute;
  left: 0;
  bottom: -1px;
}


/* section2 */
#section2 {
  width: 100%;
  background: #FFF;
  display: flex;
  box-sizing: border-box;
  padding: 50px 0 100px;
  flex-direction: column;
  align-items: center;
  gap: 72px;
}

.st2-container {
  max-width: 1280px;
  width: 90%;
  display: flex;
  align-items: stretch;
  justify-content: center;
}

.st2-box {
  width: 25%;
  aspect-ratio: 8 / 9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-right: 1px solid rgb(217, 214, 214);
  position: relative;
  background-position: center center !important;
  background-size: cover !important;
}

.st2-box::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background: #FFF;
  transition: opacity 0.1s;
}

.st2-box:hover::before {
  opacity: 0;
}

.st2-box:last-child {
  border-right: none;
}

.st2-box-tit {
  color: #234EEA;
  text-align: center;
  font-size: 48px;
  font-weight: 600;
  line-height: 130%; /* 62.4px */
  letter-spacing: -1.2px;
  z-index: 2;
  transition: 0s;
}

.st2-box-txt {
  color: #222;
  text-align: center;
  font-size: 24px;
  font-weight: 400;
  line-height: 130%; /* 31.2px */
  letter-spacing: -0.6px;
  z-index: 2;
  transition: 0s;
}

.st2-box:hover .st2-box-tit, .st2-box:hover .st2-box-txt {
  color: #FFF !important;
  transition: 0s;
}


/* section3 */
#section3 {
  background: #FFF;
  display: flex;
  padding: 110px 0;
  flex-direction: column;
  align-items: center;
  gap: 72px;
  overflow: hidden;
}

.st3-container {
  max-width: 1280px;
  width: 90%;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: stretch;
  gap: 40px 50px;
}

.st3-container img {
  width: calc(14.28% - 42.85px);
}


/* section4 */
#section4 {
  width: 100%;
  display: flex;
  padding: 110px 0;
  flex-direction: column;
  align-items: center;
  gap: 72px;
  align-self: stretch;
  background: #222D52;
}

.st4-container {
  max-width: 1280px;
  width: 90%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.book-swiper {
  width: calc(100% - 140px);
  overflow: hidden;
}

.book-slide {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.book-slide:hover {
  box-shadow: 0 0 0 2px #fff inset;
  background: rgba(255, 255, 255, 0.10);
}

.book-slide img {
  width: 100%;
}

.book-slide-inner {
  width: 100%;
  display: flex;
  height: 200px;
  box-sizing: border-box;
  padding: 20px 15px;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  align-self: stretch;
}

.book-slide-div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.book-slide-div p:first-child {
  color: #FFF;
  text-align: center;
  font-size: 28px;
  font-weight: 600;
  line-height: 140%; /* 39.2px */
  letter-spacing: -0.7px;
  white-space: nowrap;
}

.book-slide-div p:last-child {
  color: rgba(255, 255, 255, 0.70);
  text-align: center;
  font-size: 16px;
  font-weight: 400;
  line-height: 140%; /* 22.4px */
  letter-spacing: -0.4px;
}

.book-slide-content {
  display: flex;
  padding: 0 12px;
  justify-content: flex-start;
  align-items: center;
  gap: 10px;
  align-self: stretch;
  border-left: 3px solid rgba(255, 255, 255, 0.50);
  color: #FFF;
  font-size: 14px;
  font-weight: 400;
  line-height: 150%; /* 21px */
  letter-spacing: -0.35px;
  word-break: keep-all;
}

.book-nav-wrap {
  width: 100%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.nav-btn {
  opacity: 0.3;
  cursor: pointer;
  z-index: 3;
  pointer-events: auto;
  transition: 0s;
}

.nav-btn:hover {
  opacity: 1;
  transition: 0s;
}


/* section5 */
#section5 {
  width: 100%;
  background: #FFF;
  display: flex;
  box-sizing: border-box;
  padding: 110px 0;
  flex-direction: column;
  align-items: center;
  gap: 72px;
  align-self: stretch;
  overflow: hidden;
}

.st5-container {
  max-width: 1280px;
  width: 90%;
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 26px;
}

.content-box {
  width: calc(25% - 19.5px);
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}

.content-box:hover {
  box-shadow: 0 24px 48px 0 rgba(0, 0, 0, 0.10);
}

.content-box img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.content-box-inner {
  width: 100%;
  justify-content: flex-start;
  align-items: center;
  box-sizing: border-box;
  padding: 25px 20px;
}

.content-box-inner span {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #505050;
  font-size: 20px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.5px;
  word-break: keep-all;
  text-align: left;
}

.more-btn {
  display: flex;
  width: 200px;
  box-sizing: border-box;
  padding: 10px 22px 10px 24px;
  justify-content: center;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  background: #E9F6FF;
  color: #191919;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  line-height: 160%; /* 28.8px */
  transition: 0s;
}

.more-btn:hover {
  background: #234EEA;
  color: #FFF;
  transition: 0s;
}

.more-btn:hover svg path {
  fill: #FFF;
  transition: 0s;
}


/* section6 */
#section6 {
  width: 100%;
  display: flex;
  box-sizing: border-box;
  padding: 110px 0;
  flex-direction: column;
  align-items: center;
  gap: 72px;
  align-self: stretch;
  background: #F0F0F0;
  overflow: hidden;
}

.st6-container {
  display: flex;
  max-width: 1280px;
  width: 90%;
  padding: 56px 0;
  justify-content: center;
  align-items: center;
  gap: 100px;
  background: #FFF;
}

.st6-container img {
  max-width: 500px;
  width: 40%;
}

.st6-wrap {
  width: calc(100% - 750px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 24px;
}

.st6-tit {
  color: #191919;
  font-size: 24px;
  font-weight: 600;
  line-height: 130%; /* 31.2px */
  letter-spacing: -0.6px;
}

.st6-tit span {
  font-size: 40px;
  letter-spacing: -1px;
}

.st6-record {
  color: #191919;
  font-size: 18px;
  font-weight: 400;
  line-height: 200%; /* 36px */
  letter-spacing: -0.45px;
}

.st6-wrap hr {
  width: 100%;
  height: 1px;
  background: rgba(0, 0, 0, 0.10);
  border: none;
}

.st6-div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.st6-div>p {
  color: #191919;
  font-size: 18px;
  font-weight: 600;
  line-height: 150%; /* 27px */
  letter-spacing: -0.45px;
  word-break: keep-all;
}

.st6-content {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  padding-left: 20px;
  justify-content: center;
  align-items: flex-start;
  border-left: 4px solid #234EEA;
}

.st6-content p {
  color: #505050;
  font-size: 18px;
  font-weight: 400;
  line-height: 200%; /* 36px */
  letter-spacing: -0.45px;
}

.st6-btn-wrap {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
}

.blue-btn {
  display: flex;
  box-sizing: border-box;
  padding: 10px 20px 10px 28px;
  justify-content: center;
  align-items: center;
  border-radius: 100px;
  border: 1px solid #234EEA;
  background: #FFF;
  color: #234EEA;
  font-size: 16px;
  font-weight: 600;
  line-height: 24px; /* 150% */
  letter-spacing: -0.4px;
  transition: 0s;
}

.blue-btn:hover {
  background: #234EEA;
  color: #FFF;
  transition: 0s;
}

.blue-btn:hover svg path {
  fill: #FFF;
  transition: 0s;
}


/* contact */
#contact {
  width: 100%;
  display: flex;
  box-sizing: border-box;
  padding: 110px 0;
  flex-direction: column;
  align-items: center;
  gap: 72px;
  align-self: stretch;
  position: relative;
  overflow: hidden;
}

.contact-bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  transform-origin: center center;
}

.contact-container {
  max-width: 1280px;
  width: 90%;
  display: flex;
  align-items: stretch;
  justify-content: center;
  border: 1px solid #FFF;
}

.contact-left {
  width: 45%;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

.contact-left-img {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  object-fit: cover;
  transform-origin: center center;
}

.mo-img {
  display: none;
}

.contact-logo {
  width: 255px;
  z-index: 3;
}

.contact-form {
  max-width: 700px;
  width: 55%;
  box-sizing: border-box;
  padding: 50px 40px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 30px;
  background: linear-gradient(128deg, rgba(233, 233, 233, 0.80) 6.41%, rgba(255, 255, 255, 0.90) 98.71%);
  box-shadow: 0 16px 40px 0 rgba(7, 26, 49, 0.12);
  backdrop-filter: blur(12px);
}

.flex-input {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 40px;
}

.item {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-form input[type="text"], input[type="tel"], textarea {
  width: 100%;
  box-sizing: border-box;
  display: flex;
  height: 44px;
  padding: 10px;
  color: #333;
  font-size: 16px !important;
  font-weight: 400;
  line-height: 24px !important; 
  letter-spacing: -0.4px !important;
  border-radius: 8px;
  border: 1px solid rgba(18, 111, 43, 0.16);
  background: #FFF;
}

.contact-form input[type="text"]:focus, .contact-form input[type="tel"]:focus, textarea:focus {
  outline: none;
  border: 1px solid #234EEA !important;
  box-shadow: none !important;
}

.contact-form input[type="text"]::placeholder, .contact-form input[type="tel"]::placeholder, textarea::placeholder {
  color: rgba(51, 51, 51, 0.50);
  font-size: 16px;
  font-weight: 300;
  line-height: 24px; /* 150% */
  letter-spacing: -0.4px;
}

textarea {
  height: 140px;
  resize: none;
}

.item label {
  color: #333;
  font-size: 16px !important;
  font-weight: 600 !important;
  line-height: 24px !important; /* 150% */
  letter-spacing: -0.4px !important;
}

.input {
  width: 100%;
}

.form-wrap {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 24px;
}

.agree-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
}

.contact-form .round-checkbox {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 50px;
  appearance: none;
  position: relative;
  cursor: pointer;
  background: #FFF;
  border: 1px solid rgba(18, 111, 43, 0.16);
}

.contact-form .round-checkbox:checked::before {
  font-size: 100%;
  color: #fff;
  position: relative;
}

.contact-form .round-checkbox:checked {
  background-image: url("../img/check.png");
  background-size: 20px !important;
  background-position: center center !important;
  background-color: #234EEA;
  background-repeat: no-repeat;
  border: none;
}

.contact-form .agree {
  color: #333;
  font-size: 16px !important;
  font-weight: 400;
  line-height: 24px !important; 
  letter-spacing: -0.4px !important;
  cursor: pointer;
}

.contact-form .agree-open {
  color: #234EEA;
  font-weight: 600 !important;
}

.c-btn {
  background: #234EEA;
  display: flex;
  box-sizing: border-box;
  padding: 15px 32px;
  justify-content: center;
  align-items: center;
  color: #FFF;
  font-size: 18px;
  font-weight: 600;
  line-height: normal;
  letter-spacing: -0.45px;
  border: 2px solid rgba(255, 255, 255, 0.60);
  border-radius: 8px;
  cursor: pointer;
  transition: 0s;
}

.c-btn:hover {
  background: #183FCD;
  transition: 0s;
}


/* graph */
#graph-section {
  display: flex;
  box-sizing: border-box;
  padding: 110px 0 55px 0;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
  background: url(../img/main/graph-bg.png);
  background-position: center center !important;
  background-size: cover !important;
}

.graph-container {
  max-width: 950px;
  width: 90%;
  position: relative;
}

.graph-bubble-div {
  max-width: 420px;
  width: 47%;
  position: absolute;
  left: 55%;
  top: 110px;
  transform: translateX(-50%);
  z-index: 3;
}

.graph-bubble-div img {
  width: 100%;
  animation: fadeLeft 10s ease-out infinite;
}

.mo-bubble {
  display: none;
}

@keyframes fadeLeft {
  0% {
    transform: translateX(40px);
    opacity: 0;
  }
  25% {
    transform: translateX(40px);
    opacity: 0;
  }
  35% {
    transform: translateX(0);
    opacity: 1;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.graph {
  width: 100%;
  clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  animation: revealLeftToRight 10s ease-out infinite;
}

@keyframes revealLeftToRight {
  0% {
    clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  }
  20% {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
  100% {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
}



@media (max-width: 1500px) {
  #main {
    height: 730px;
  }
  .target {
    left: 73%;
    width: 49%;
    top: 58%;
  }
  .book-slide-inner {
    height: 190px;
  }
  .book-slide-div p:first-child {
    font-size: 24px;
    letter-spacing: -0.6px;
  }
  .content-box-inner {
    padding: 20px 15px;
  }
  .st6-container {
    gap: 60px;
  }
  .st6-wrap {
    width: 45%;
  }
}

@media (max-width: 1280px) {
  #main {
    height: 680px;
  }
  .main-tit {
    font-size: 56px;
    letter-spacing: -1.4px;
  }
  .main-txt {
    font-size: 20px;
    letter-spacing: -0.5px;
  }
  .target {
    width: 47%;
    top: 56%;
    left: 74%;
  }
  #section2 {
    gap: 60px;
    padding: 50px 80px;
  }
  .st2-box-tit {
    font-size: 40px;
    letter-spacing: -1px;
  }
  .st2-box-txt {
    font-size: 20px;
    letter-spacing: -0.5px;
  }
  #section3, #section4, #section5, #section6, #contact {
    padding: 90px 0;
    gap: 60px;
  }
  .st3-container {
    gap: 30px 40px;
  }
  .st3-container img {
    width: calc(16.66% - 34px);
  }
  .book-slide-inner {
    padding: 16px;
    height: 170px;
  }
  .book-slide-div p:first-child {
    font-size: 20px;
    letter-spacing: -0.5px;
  }
  .st5-container {
    gap: 20px;
  }
  .content-box {
    width: calc(25% - 15px);
  }
  .content-box-inner span {
    font-size: 18px;
    letter-spacing: -0.45px;
  }
  .st6-container {
    padding: 40px 0;
    gap: 40px;
  }
  .st6-wrap {
    width: 48%;
  }
  .st6-tit {
    font-size: 20px;
    letter-spacing: -0.5px;
  }
  .st6-tit span {
    font-size: 32px;
    letter-spacing: -0.8px;
  }
  .st6-record, .st6-div>p, .st6-content p {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .contact-left {
    width: 40%;
  }
  .contact-form {
    width: 60%;
    padding: 30px 40px;
  }
  .flex-input {
    gap: 30px;
  }
  #graph-section {
    padding: 90px 0 40px;
  }
}

@media(max-width: 1024px) {
  #main {
    height: 780px;
    padding-top: 120px;
    align-items: flex-start;
  }
  .main-container {
    padding-bottom: 10px;
  }
  .target {
    width: 520px;
    transform: none;
    top: unset;
    bottom: -1%;
    left: unset;
    right: 20px;
  }
  .st2-box-tit {
    font-size: 32px;
    letter-spacing: -0.8px;
  }
  .st2-box-txt {
    font-size: 18px;
    letter-spacing: -0.45px;
  }
  .book-nav-wrap .nav-btn {
    width: 40px;
    height: 40px;
  }
  .book-swiper {
    width: calc(100% - 120px);
  }
  .st5-container {
    flex-wrap: wrap;
    gap: 15px;
  }
  .content-box {
    width: calc(50% - 7.5px);
  }
  .more-btn {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .more-btn svg {
    width: 18px;
    height: 18px;
  }
  .st6-container {
    padding: 40px 50px;
    flex-direction: column;
  }
  .st6-container img {
    width: 80%;
    max-width: 500px;
  }
  .st6-wrap {
    width: 100%;
  }
  .contact-form {
    padding: 30px;
  }
  .form-wrap {
    flex-direction: column;
    gap: 20px;    
  }
  .c-btn {
    width: 100%;
  }
  .contact-logo {
    width: 200px;
  }
}

@media(max-width: 900px) {
  .pc {
    display: none !important;
  }
  .mobile {
    display: block;
  }
  .layer-popup .show-chk-wrap {
    margin-top: 0;
  }
  .layer-popup .show-chk-wrap a {
    font-size: 14px;
    line-height: 20px; /* 142.857% */
    letter-spacing: -0.35px;
  }
  .layer-popup .show-chk-wrap .x-btn {
    padding: 0 15px;
  }
  #main {
    height: 700px;
  }
  .main-tit {
    font-size: 48px;
    letter-spacing: -1.2px;
  }
  .main-txt {
    font-size: 18px;
    letter-spacing: -0.45px;
  }
  .target {
    width: 450px;
    right: -10px;
  }
  #section2 {
    padding: 40px 0 70px;
    gap: 50px;
  }
  .st2-container {
    gap: 8px;
  }
  .st2-box {
    width: calc(25% - 6px);
    border: none;
    gap: 8px;
  }
  .st2-box::before {
    opacity: 0;
  }
  .st2-box-tit, .st2-box-txt {
    color: #FFF;
  }
  #section3, #section4, #section5, #section6, #contact {
    padding: 80px 0;
    gap: 50px;
  }
  .st3-container {
    gap: 20px 30px;
  }
  .st3-container img {
    width: calc(20% - 24px);
  }
  .st4-container {
    width: 100%;
    flex-direction: column;
    gap: 16px;
  }
  .book-swiper {
    width: 100%;
  }
  .book-slide {
    box-shadow: 0 0 0 1.5px #fff inset;
    background: rgba(255, 255, 255, 0.10);
  }
  .book-slide:hover {
    box-shadow: 0 0 0 1.5px #fff inset;
  }
  .book-nav-wrap {
    position: static;
    justify-content: center;
    gap: 20px;
    transform: none;
  }
  .content-box-inner {
    padding: 15px 10px;
  }
  .content-box-inner span {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .st6-container {
    padding: 40px;
  }
  .contact-container {
    flex-direction: column;
  }
  .contact-left, .contact-form {
    max-width: unset;
    width: 100%;
  }
  .contact-left {
    aspect-ratio: 2 / 1;
  }
  .pc-img {
    display: none;
  }
  .mo-img {
    display: block;
  }
  .contact-logo {
    width: 300px;
  }
  .contact-form {
    padding: 25px;
  }
  .form-wrap {
    flex-direction: row;
  }
  .c-btn {
    width: fit-content;
  }
  #graph-section {
    padding: 80px 0 50px;
  }
  .graph-bubble-div {
    width: 55%;
    top: 40px;
  }
}

@media (max-width: 768px) {
  .layer-popup {
    position: fixed;
    top: 5%;
    left: 5%;
  }
  #main {
    padding: 120px 16px 0;
    justify-content: flex-start;
  }
  #section2 {
    padding: 40px 16px 70px;
    gap: 40px;
  }
  .st2-container {
    width: 100%;
  }
  .st2-box-tit {
    font-size: 28px;
    letter-spacing: -0.7px;
  }
  #section3, #section6, #contact {
    padding: 70px 16px;
    gap: 40px;
  }
  .st3-container, .st4-container, .book-swiper, .st6-container {
    width: 100%;
  }
  #section4, #section5 {
    padding: 70px 0;
    gap: 40px;
  }
  .contact-container {
    width: 100%;
  }
  .contact-logo {
    width: 255px;
  }
  #graph-section {
    padding: 70px 16px;
  }
  .graph-container {
    width: 100%;
  }
}

@media (max-width: 650px) {
  #main {
    height: 620px;
  }
  .main-tit {
    font-size: 40px;
    letter-spacing: -1px;
  }
  .main-txt {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .target {
    width: 380px;
    right: -4px;
  }
  .st2-container {
    flex-wrap: wrap;
    gap: 8px;
  }
  .st2-box {
    width: calc(50% - 4px);
  }
  .st3-container {
    gap: 20px 10px;
  }
  .st3-container img {
    width: calc(25% - 7.5px);
  }
  .book-slide {
    box-shadow: 0 0 0 1px #fff inset;
    background: rgba(255, 255, 255, 0.10);
  }
  .book-slide:hover {
    box-shadow: 0 0 0 1px #fff inset;
  }
  .book-slide-inner {
    gap: 12px;
  }
  .book-slide-div p:first-child {
    font-size: 18px;
    letter-spacing: -0.45px;
  }
  .book-slide-div p:last-child {
    font-size: 14px;
    letter-spacing: -0.35px;
  }
  .book-slide-content {
    padding: 0 0 0 8px;
  }
  .more-btn {
    width: auto;
    padding: 9px 20px;
    font-size: 14px;
    letter-spacing: -0.35px;
  }
  .more-btn svg {
    width: 16px;
    height: 16px;
  }
  .st5-container {
    gap: 8px;
  }
  .content-box {
    width: calc(50% - 4px);
  }
  .content-box-inner {
    padding: 12px 10px;
  }
  .content-box-inner span {
    font-size: 14px;
    letter-spacing: -0.35px;
  }
  .st6-container {
    padding: 30px;
  }
  .st6-tit {
    font-size: 18px;
    letter-spacing: -0.45px;
  }
  .st6-tit span {
    font-size: 28px;
    letter-spacing: -0.7px;
  }
  .blue-btn {
    padding: 8px 20px 8px 28px;
  }
  .st6-content {
    padding-left: 12px;
  }
  .contact-form {
    padding: 20px 16px;
  }
  .flex-input {
    flex-direction: column;
  }
  .form-wrap {
    flex-direction: column;
  }
  .c-btn {
    width: 100%;
  }
  #graph-section {
    gap: 30px;
  }
  .graph-container {
    padding-top: 70px;
  }
  .graph-bubble-div {
    width: 80%;
    left: 50%;
    top: 0;
  }
  .pc-bubble {
    display: none;
  }
  .mo-bubble {
    display: block;
  }
}

@media (max-width: 480px) {
  #main {
    height: 500px;
  }
  .main-tit {
    font-size: 32px;
    letter-spacing: -0.8px;
  }
  .target {
    width: 280px;
    bottom: -21px;
  }
  .st2-box-tit {
    font-size: 24px;
    letter-spacing: -0.6px;
  }
  .st2-box-txt {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .book-slide-inner {
    padding: 16px 12px;
  }
  .content-box-inner {
    font-size: 12px;
    letter-spacing: -0.3px;
  }
  .st6-container {
    padding: 20px 16px;
    gap: 24px;
  }
  .st6-tit {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .st6-tit span {
    font-size: 24px;
    letter-spacing: -0.6px;
  }
  .st6-record, .st6-content p {
    font-size: 14px;
    letter-spacing: -0.35px;
  }
  .contact-logo {
    width: 200px;
  }
  .c-btn {
    font-size: 16px;
    letter-spacing: -0.4px;
  }
  .graph-bubble-div {
    width: 95%;
  }
}

@media(max-width: 400px) {
  #main {
    height: 450px;
  }
  .target {
    width: 242px;
  }
  .content-box-inner span {
    font-size: 12px;
    letter-spacing: -0.3px;
  }
}

@media(max-width: 370px) {
  .main-txt {
    font-size: 14px;
    letter-spacing: -0.35px;
  }
  .st6-btn-wrap {
    gap: 10px;
  }
  .blue-btn {
    padding: 6px 10px 6px 20px;
    font-size: 14px;
    letter-spacing: -0.35px;
  }
  .content-box-inner  {
    padding: 10px 8px;
  }
}

@media(max-width: 350px) {
  .book-slide-inner {
    height: 150px;
  }
  .book-slide-content {
    font-size: 12px;
    letter-spacing: -0.3px;
  }
}