@charset "utf-8";

.mo {
  display: none;
}

.mo_resp_563 {
  display: none;
}

.mo_resp_400 {
  display: none;
}

#content {
  width: 1400px;
  margin: 0 auto;
}

/* sub 공통 */

.sub_titlesm {
  margin-bottom: 60px;
}

.sub_titlesm .st {
  font-size: 18px;
  font-weight: 800;
  color: #00A3E0;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.sub_titlesm .line {
  width: 40px;
  height: 3px;
  background-color: #1A2B4C;
  margin-bottom: 20px;
}

.sub_titlesm .sub_main_title {
  font-size: 36px;
  font-weight: 800;
  color: #1A2B4C;
  word-break: keep-all;
}

/*sub company 영역*/
/* .sub_con .sub_company img {
  display: block;
}

.sub_con .sub_company h5 {
  margin: 50px 0 30px;
  font-size: 50px;
  font-weight: 800;
}

.sub_con .sub_company p {
  max-width: 1300px;
  margin-bottom: 10px;
  font-size: 22px;
  word-break: keep-all;
} */

/*sub ceo 영역*/
.sub_con .sub_ceo{
  display: flex;
  gap: 200px;
}
.sub_con .sub_ceo p {
  max-width: 1300px;
  margin-bottom: 10px;
  font-size: 20px;
  word-break: keep-all;
}

.sub_con .sub_ceo .ceo_img {
  position: relative;
  float: right;
}

.sub_con .sub_ceo .ceo_img::before {
  content: "";
  position: absolute;
  right: 20%;
  bottom: 10%;
  z-index: -2;
  width: 100%;
  height: 30vw;
  /* aspect-ratio: 6 / 3; */
  background: #f5f5f5;
}

.sub_con .sub_ceo img {
  display: block;
  /* height: 40vw; */
  object-fit: cover;
}

/*sub history 영역*/
.sub_con .sub_history {
  position: relative;
  margin: 100px auto;
  padding: 50px 0;
}

.sub_con .sub_history::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: #e2e8f0;
  transform: translateX(-50%);
}

.history_item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 120px;
  position: relative;
  width: 100%;
}

.history_item:nth-child(even) { flex-direction: row-reverse; }


.bigyear_box {
  width: 45%;
  position: relative;
  padding: 20px 0;
}
.bigyear_box::before {
  content: attr(data-year); /* HTML의 data-year 속성값을 가져옴 */
  position: absolute;
  top: 200%;
  transform: translateY(-50%);
  font-size: 200px; /* 아주 크게 */
  font-weight: 900;
  color: #f1f5f970;
  z-index: -1;
  letter-spacing: -5px;
}

.history_item:nth-child(odd) .bigyear_box::before { right: 40px; }
.history_item:nth-child(even) .bigyear_box::before { left: 40px; }
.history_item:nth-child(odd) .bigyear_box { text-align: right; padding-right: 60px; }
.history_item:nth-child(even) .bigyear_box { text-align: left; padding-left: 60px; }

.bigyear {
  font-size: 36px;
  font-weight: 800;
  color: #1A2B4C;
  position: relative;
  display: inline-block;
}
.bigyear::after {
  content: 'SINCE';
  position: absolute;
  top: -15px;
  left: 0;
  font-size: 14px;
  font-weight: 700;
  color: #00A3E0;
  letter-spacing: 3px;
}
.history_item:nth-child(odd) .bigyear::after { right: 0; }
.history_item:nth-child(even) .bigyear::after { left: 0; }

.his_text {
    width: 45%;
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 10px;
}
.history_item:nth-child(odd) .his_text { padding-left: 60px; }
.history_item:nth-child(even) .his_text { padding-right: 60px; text-align: right; }

.his_text li {
  position: relative;
  margin-bottom: 25px;
}

.his_text li::before {
  content: '';
  position: absolute;
  top: 14px;
  width: 6px; height: 6px;
  background: #00A3E0;
  border-radius: 50%;
}

.history_item:nth-child(odd) .his_text li { padding-left: 20px; }
.history_item:nth-child(odd) .his_text li::before { left: 0; }

.history_item:nth-child(even) .his_text li { padding-right: 20px; }
.history_item:nth-child(even) .his_text li::before { right: 0; }

.his_text li p {
  font-size: 20px;
  color: #444;
  line-height: 1.6;
  word-break: keep-all;
}

/* sub location */
.sub_con.location_section {
  padding: 0 0 150px;
}
.sub_location {
  display: flex;
  gap: 50px;
  align-items: stretch;
}

.sub_location .map {
  flex: 1.2;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
  border: 1px solid #eee;
}

.sub_location .map iframe {
  display: block;
}

.sub_location .impor {
  flex: 0.8;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.sub_location .impor ul {
  list-style: none;
}

.sub_location .impor li {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid #f1f5f9;
}

.sub_location .impor li:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.sub_location .impor .img {
  width: 50px;
  height: 50px;
  background-color: #f1f9ff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00A3E0;
  font-size: 24px;
}

.sub_location .impor p {
  font-size: 16px;
  font-weight: 700;
  color: #00A3E0;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.sub_location .impor span {
  font-size: 20px;
  font-weight: 500;
  color: #444;
  line-height: 1.5;
  display: block;
}

/* sub technology */
/* .tech_section {
  padding: 100px 0;
} */
/* .mt100 {
  margin-top: 100px;
} */
.tech_category_title {
  margin-bottom: 50px;
  /* border-bottom: 2px solid #1A2B4C; */
  /* background-color: #f2f2f2; */
  padding: 15px;
}
.tech_category_title h3 {
  font-size: 28px;
  font-weight: 800;
  display: flex;
  align-items: baseline;
  gap: 15px;
  justify-content: center;
  display: none;
}
.tech_category_title h3 span {
  font-size: 18px;
  font-weight: 500;
  color: #00A3E0;
}

.tech_item {
  display: flex;
  align-items: center;
  gap: 80px;
  margin-bottom: 80px;
}
.tech_item.reverse { flex-direction: row-reverse; }

.tech_img_box { flex: 1.2; border-radius: 15px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.tech_img_box img { width: 100%; display: block; transition: 0.5s; }
.tech_img_box:hover img { transform: scale(1.05); }

.tech_info_box { flex: 0.8; }
.tech_info_box .key_phrase { color: #00A3E0; font-weight: 700; font-size: 16px; margin-bottom: 10px; display: none; }
.tech_info_box h4 { font-size: 32px; font-weight: 800; color: #1A2B4C; margin-bottom: 20px; }
.tech_info_box .desc { font-size: 18px; color: #555; line-height: 1.7; margin-bottom: 25px; word-break: keep-all; }

.tech_points { list-style: none; padding: 0; }
.tech_points li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 10px;
  font-size: 16px;
  font-weight: 600;
  color: #333;
}
.tech_points li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #00A3E0;
  font-weight: 900;
}

.tech_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: start;
  margin-bottom: 80px;
}
.grid_item {
  /* background: #f8fafc; */
  border-radius: 15px;
  overflow: hidden;
  /* border: 1px solid #e2e8f0; */
  transition: 0.3s;
}
/* .grid_item:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); } */
.grid_item .img_wrap { width: 100%; height: auto; }
.grid_item .img_wrap img { width: 100%; height: auto; object-fit: contain; }
.grid_item .txt_wrap { padding: 30px; }
.grid_item h4 { font-size: 20px; font-weight: 800; color: #1A2B4C; margin-bottom: 15px; }
.grid_item p { font-size: 16px; color: #666; line-height: 1.6; word-break: keep-all; }


/*sub epdm 영역*/
/* EPDM 상세 전용 */
.tech_section .material_head {
  margin-bottom: 40px;
}

.tech_section .material_label {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 15px;
  font-weight: 700;
  color: #00A3E0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tech_section .material_slogan {
  font-size: 24px;
  font-weight: 700;
  color: #00A3E0;
  line-height: 1.5;
}

.tech_section .material_body {
  display: flex;
  align-items: flex-start;
  gap: 50px;
  margin-bottom: 80px;
}

.tech_section .material_visual {
  flex: 1;
}

.tech_section .visual_box {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}

.tech_section .visual_box img {
  width: 100%;
  height: auto;
  display: block;
}

.tech_section .material_content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.tech_section .content_block {
  padding: 26px;
  border-radius: 15px;
}

.tech_section .block_label {
  display: block;
  margin-bottom: 13px;
  font-size: 14px;
  font-weight: 800;
  color: #00A3E0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tech_section .content_block p {
  font-size: 18px;
  line-height: 1.8;
  color: #4b5563;
  word-break: keep-all;
}

.tech_section .feature_list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tech_section .feature_list li + li {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #edf2f7;
}

.tech_section .feature_list strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
  font-weight: 800;
  color: #1A2B4C;
}

.tech_section .feature_list p {
  font-size: 16px;
  line-height: 1.8;
  color: #5b6472;
}

.tech_section .strength_caution_wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 26px;
}

.tech_section .strength {
  background: #1A2B4C;
  border-color: #1A2B4C;
}

.tech_section .strength .block_label,
.tech_section .strength p {
  color: #fff;
}

.tech_section .caution {
  background: #f1f5f9;
}
.etc .tech_section .strength_caution_wrap{
  grid-template-columns: 1fr;
}


/* 반응형 */
@media (max-width: 1400px) {
  .tech_section {
    padding: 100px 0;
  }

  .tech_section .material_body {
    gap: 36px;
  }

  .tech_section .material_slogan {
    font-size: 21px;
  }

  .tech_section .content_block {
    padding: 24px;
  }
}

@media (max-width: 786px) {
  .tech_section {
    padding: 80px 0;
  }

  .tech_section .material_head {
    margin-bottom: 28px;
  }

  .tech_section .material_slogan {
    font-size: 18px;
  }

  .tech_section .material_body {
    flex-direction: column;
    gap: 28px;
  }

  .tech_section .material_content {
    gap: 16px;
  }

  .tech_section .content_block {
    padding: 20px;
    border-radius: 16px;
  }

  .tech_section .content_block p,
  .tech_section .feature_list p {
    font-size: 15px;
    line-height: 1.7;
  }

  .tech_section .feature_list strong {
    font-size: 18px;
  }

  .tech_section .strength_caution_wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .tech_section {
    padding: 60px 0;
  }

  .tech_section .material_label {
    font-size: 13px;
  }

  .tech_section .material_slogan {
    font-size: 16px;
  }

  .tech_section .content_block {
    padding: 16px;
    border-radius: 14px;
  }

  .tech_section .block_label {
    font-size: 12px;
    margin-bottom: 10px;
  }

  .tech_section .content_block p,
  .tech_section .feature_list p {
    font-size: 14px;
  }

  .tech_section .feature_list strong {
    font-size: 16px;
  }
}

/*sub process영역*/
.sub_con .sub_process>p {
  max-width: 1100px;
  font-size: 22px;
  margin-bottom: 10px;
  word-break: keep-all;
}

.sub_con .sub_process .diagram {
  margin-top: 120px;
}

.sub_con .sub_process .diagram>div {
  position: relative;
}

.sub_con .sub_process .diagram>div::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -119px;
  z-index: 5;
  transform: translateX(-50%);
  width: 3px;
  height: 70px;
  border-radius: 50px;
  background: #FB4452;
}

.sub_con .sub_process .diagram img {
  display: block;
  width: 100%;
}

.sub_con .sub_process .diagram img.dia_m {
  display: none;
}

.sub_con .sub_process .diagram span {
  position: relative;
  position: absolute;
  left: 50%;
  bottom: -118px;
  transform: translateX(-50%);
}

.sub_con .sub_process .diagram span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 15px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: #FB4452;
}

.sub_con .sub_process .diagram span::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: -2;
  width: 47px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: #FFDBDE;
}

.sub_con .sub_process .diagram p {
  margin-top: 200px;
  font-size: 25px;
  text-align: center;
  line-height: 1.4;
  word-break: keep-all;
}


/*sub partner영역*/
.sub_con .sub_part ul {
  display: flex;
  flex-wrap: wrap;
  column-gap: 44px;
  row-gap: 100px;
}

.sub_con .sub_part li {
  width: calc((100% - 88px) / 3);
}

.sub_con .sub_part li>div:first-child {
  border: 1px solid #e4e4e4;
}

.sub_con .sub_part li .part_info {
  margin: 0 20px;
  padding: 25px;
  background: #f5f5f5;
  transform: translateY(-25px);
}

.sub_con .sub_part li .part_info b {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.5;
}

.sub_con .sub_part li .part_info p {
  font-size: 18px;
}

.sub_con .sub_part img {
  display: block;
}

/*sub esg영역*/
.sub_con .sub_esg.esg {
  background: url(../img/sub/esg_bg.png) right top / 100% no-repeat;
}

.sub_con .sub_esg.esge {
  background: url(../img/sub/esge_bg.png) right top / 100% no-repeat;
}

.sub_con .sub_esg.esgs {
  background: url(../img/sub/esgs_bg.png) right top / 100% no-repeat;
}

.sub_con .sub_esg.esgg {
  background: url(../img/sub/esgg_bg.png) right top / 100% no-repeat;
}

.sub_con .sub_esg>p {
  max-width: 1000px;
  margin-bottom: 30px;
  font-size: 23px;
  line-height: 1.4;
  word-break: keep-all;
}

.sub_con .sub_esg p b {
  font-weight: 600;
}

.sub_con .sub_esg .key_actions {
  margin-top: 200px;
}

.sub_con .sub_esg h5 {
  margin-bottom: 40px;
  font-size: 25px;
  font-weight: 600;
}

.sub_con .sub_esg ul {
  display: flex;
  column-gap: 12px;
}

.sub_con .sub_esg ul li {
  padding: 30px 30px;
  width: calc((100% - 48px) / 5);
  align-items: center;
  text-align: center;
  border: 1px solid #ddd;
  background: #fff;
}

.sub_con .sub_esg li div {
  position: relative;
}

.sub_con .sub_esg li div::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -33px;
  transform: translateX(-50%);
  width: 2px;
  height: 20px;
  background: #E60012;
}

.sub_con .sub_esg li p {
  margin-top: 50px;
  font-size: 20px;
  line-height: 1.4;
  word-break: keep-all;
}

/* inquiry start */
.inquiry .wrap{
  height: auto;
}

/*반응형시작*/
@media all and (max-width:1400px) {

  /*sub 공통*/
  #content {
    width: 100%;
    padding: 0 3%;
  }
  /* ceo */
  .sub_con .sub_ceo {
    gap: 80px;
    padding: 0 0 100px
  }

  .sub_con .sub_ceo p {
    font-size: 19px;
  }

  .sub_con .sub_ceo img {
    height: 35vw;
  }


  /* history */
  .bigyear {
      font-size: 32px;
  }

  .his_text li p {
      font-size: 20px;
      line-height: 1.5;
  }

  .history_item:nth-child(odd) .bigyear_box,
  .history_item:nth-child(even) .his_text {
      padding-right: 80px;
  }

  .history_item:nth-child(even) .bigyear_box,
  .history_item:nth-child(odd) .his_text {
      padding-left: 80px;
  }
  .sub_con .sub_key .key_img {
    width: 50%
  }

  .sub_con .sub_key .key_text {
    width: 45%;
  }

}

@media all and (max-width:1380px) {}

@media all and (max-width:1200px) {}

@media all and (max-width:1080px) {
  /* sub 공통 */
  .sub_titlesm {
    margin-bottom: 40px;
  }

  .sub_titlesm .sub_main_title {
      font-size: 32px;
  }
  /* sub loc */
  .sub_location {
    flex-direction: column;
  }

  .sub_location .map {
    height: 350px;
  }
  /*sub tpo  */
  .tech_category_title {
    margin-bottom: 40px;
    padding: 12px;
  }

  .tech_category_title h3 {
    font-size: 24px;
    gap: 12px;
  }

  .tech_category_title h3 span {
    font-size: 16px;
  }

  .tech_item {
    gap: 50px;
    margin-bottom: 60px;
  }

  .tech_info_box h4 {
    font-size: 28px;
    margin-bottom: 16px;
  }

  .tech_info_box .desc {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .tech_info_box .key_phrase {
    font-size: 15px;
  }

  .tech_points li {
    font-size: 15px;
    padding-left: 22px;
  }

  .tech_grid {
    gap: 24px;
  }

  .grid_item .txt_wrap {
    padding: 24px;
  }

  .grid_item h4 {
    font-size: 18px;
    margin-bottom: 12px;
  }

  .grid_item p {
    font-size: 15px;
  }



  .sub_con .sub_esg.esg {
    background: url(../img/sub/esg_bg.png) right top 130px / 130% no-repeat;
  }

  .sub_con .sub_esg.esge {
    background: url(../img/sub/esge_bg.png) right top 0 / 130% no-repeat;
  }

  .sub_con .sub_esg.esgg {
    background: url(../img/sub/esgg_bg.png) right -100px top 50px / 170% no-repeat;
  }

  .sub_con .sub_esg ul {
    flex-wrap: wrap;
    justify-content: center;
    row-gap: 12px;
  }

  .sub_con .sub_esg ul li {
    padding: 30px 30px;
    width: calc((100% - 24px) / 3);
  }
}

@media all and (max-width:890px) {}

@media all and (max-width:790px) {
  #submenu {
    height: 0;
  }
 /* sub 공통 */
  .sub_title {
    margin: 50px auto 30px;
    text-align: center;
  }
  .sub_titlesm {
    margin-bottom: 30px;
    text-align: center;
  }
  .sub_titlesm .line {
      margin: 0 auto 15px;
  }

  .sub_titlesm .st {
      font-size: 15px;
      letter-spacing: 1px;
      margin-bottom: 8px;
  }

  .sub_titlesm .sub_main_title {
      font-size: 26px;
      line-height: 1.3;
  }
  /* ceo */
  .sub_con .sub_ceo {
    flex-direction: column-reverse;
    gap: 50px;
    text-align: center;
    padding: 0 0 50px;
  }

  .sub_con .sub_ceo .ceo_img {
    float: none;
    margin: 0 auto;
    width: 80%;
  }

  .sub_con .sub_ceo img {
    width: 100%;
    height: auto;
  }

  .sub_con .sub_ceo .ceo_img::before {
    width: 100%;
    height: 100%;
    right: -10%;
    bottom: -10%;
  }

  .sub_con .sub_ceo p {
    font-size: 17px;
    line-height: 1.6;
    max-width: 100%;
    margin-bottom: 15px;
  }
  /* history */
  .sub_con .sub_history::before {
    left: 20px;
    transform: none;
  }

  .history_item,
  .history_item:nth-child(even) {
      flex-direction: column;
      margin-bottom: 60px;
  }

  .bigyear_box,
  .history_item:nth-child(even) .bigyear_box {
      width: 100%;
      text-align: left !important;
      padding-left: 50px;
      padding-right: 0;
      margin-bottom: 20px;
  }
  .history_item:nth-child(odd) .his_text{
    padding-left: 50px;
  }

  .bigyear {
      font-size: 28px;
  }
  .his_text {
    grid-template-columns: 1fr;
  }
  .his_text,
  .history_item:nth-child(even) .his_text {
      width: 100%;
      padding-left: 50px;
      padding-right: 0;
      text-align: left !important;
  }

  .his_text li {
      padding-left: 20px !important;
      padding-right: 0 !important;
      margin-bottom: 15px;
  }

  .his_text li::before {
      left: 0 !important;
      right: auto !important;
      top: 12px;
  }

  .his_text li p {
      font-size: 18px;
      line-height: 1.5;
  }

  .bigyear_box::after {
      left: 20px !important;
      right: auto !important;
      transform: translateX(-50%) !important;
      top: 15px; /* 연도 높이에 맞춰 조정 */
  }
  /* sub loc  */
  .sub_location {
    flex-direction: column;
    gap: 30px;
    align-items: center;
  }
  .sub_location .map {
    width: 100%;
    flex: none;
    height: 300px;
    border-radius: 10px;
  }
  .sub_location .impor {
    width: 100%;
    flex: none;
    padding: 0 10px;
  }
  .sub_location .impor li {
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 20px;
  }
  .sub_location .impor .img {
    width: 44px;
    height: 44px;
    font-size: 20px;
  }

  .sub_location .impor p {
    font-size: 14px;
    margin-bottom: 5px;
  }
  .sub_location .impor span {
    font-size: 17px;
    line-height: 1.4;
  }

  /* sub tpo */
  .tech_category_title {
    margin-bottom: 28px;
    padding: 10px 0;
  }

  .tech_category_title h3 {
    font-size: 22px;
    gap: 10px;
    flex-wrap: wrap;
  }

  .tech_category_title h3 span {
    font-size: 14px;
  }

  .tech_item {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
    margin-bottom: 48px;
  }

  .tech_item.reverse {
    flex-direction: column;
  }

  .tech_img_box,
  .tech_info_box {
    flex: none;
    width: 100%;
  }

  .tech_info_box .key_phrase {
    font-size: 14px;
    margin-bottom: 8px;
  }

  .tech_info_box h4 {
    font-size: 24px;
    margin-bottom: 14px;
  }

  .tech_info_box .desc {
    font-size: 15px;
    line-height: 1.65;
    margin-bottom: 18px;
  }

  .tech_points li {
    font-size: 14px;
    padding-left: 20px;
    margin-bottom: 8px;
  }

  .tech_grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .grid_item {
    border-radius: 12px;
  }

  .grid_item .txt_wrap {
    padding: 20px;
  }

  .grid_item h4 {
    font-size: 18px;
    margin-bottom: 10px;
  }

  .grid_item p {
    font-size: 14px;
    line-height: 1.6;
  }

  .sub_con .sub_part ul {
    column-gap: 20px;
    row-gap: 50px;
  }

  .sub_con .sub_part li {
    width: calc((100% - 20px) / 2);
  }

  .sub_con .sub_esg.esgs {
    background: url(../img/sub/esgs_bg.png) right top 115px / 130% no-repeat;
  }

  .sub_con .sub_esg.esgg {
    background: url(../img/sub/esgg_bg.png) right -50px top 110px / 210% no-repeat;
  }

  .sub_con .sub_esg h5 {
    margin-bottom: 20px;
  }

  .sub_con .sub_esg ul {
    justify-content: start;
  }

  .sub_con .sub_esg ul li {
    padding: 30px 30px;
    width: calc((100% - 12px) / 2);
  }

  .sub_con .sub_process .diagram img.dia_pc {
    display: none;
  }

  .sub_con .sub_process .diagram img.dia_m {
    display: block;
  }

  .sub_con .sub_process .diagram {
    margin-top: 50px;
  }

  .sub_con .sub_process .diagram>div::before {
    bottom: -72px;
    width: 2px;
    height: 50px;
  }

  .sub_con .sub_process .diagram span::before {
    width: 12px;
  }

  .sub_con .sub_process .diagram span::after {
    width: 38px;
  }

  .sub_con .sub_process .diagram span {
    bottom: -68px;
  }

  .sub_con .sub_process .diagram p {
    margin-top: 140px;
    padding: 0 20px;
    font-size: 22px;
    line-height: 1.6;
  }
}

@media all and (max-width:600px) {}

@media all and (max-width:490px) {
  /* sub 공통 */
  .sub_titlesm .sub_main_title {
    font-size: 22px; /* 아주 작은 화면 대응 */
  }

  .sub_titlesm .line {
      width: 30px; /* 라인 길이 살짝 축소 */
  }
  .sub_con .sub_ceo p {
    font-size: 17px;
    margin-bottom: 0;
  }

  .sub_con .sub_part li {
    width: 100%;
  }
  /* ceo */
  .sub_con .sub_ceo {
    gap: 30px;
  }

  .sub_con .sub_ceo .sub_main_title {
    font-size: 24px;
  }
  /* history */
  .sub_con .sub_history {
    margin: 50px auto;
  }
  .bigyear {
      font-size: 24px;
  }
  .his_text li p {
      font-size: 14px;
  }
  .bigyear_box::before{
    display: none;
  }
  /*sub loc */
  .sub_location .map {
    height: 250px; /* 더 작은 화면에서는 지도 높이 더 축소 */
  }

  .sub_location .impor span {
    font-size: 16px; /* 아주 작은 화면 대응 */
  }


  /* sub tpo */
  .tech_category_title {
    margin-bottom: 22px;
    padding: 8px 0;
  }

  .tech_category_title h3 {
    font-size: 18px;
    gap: 8px;
  }

  .tech_category_title h3 span {
    font-size: 12px;
  }

  .tech_item {
    gap: 20px;
    margin-bottom: 36px;
  }

  .tech_img_box {
    border-radius: 10px;
  }

  .tech_info_box .key_phrase {
    font-size: 13px;
  }

  .tech_info_box h4 {
    font-size: 20px;
    margin-bottom: 12px;
  }

  .tech_info_box .desc {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
  }

  .tech_points li {
    font-size: 13px;
    padding-left: 18px;
    margin-bottom: 6px;
  }

  .grid_item {
    border-radius: 10px;
  }

  .grid_item .txt_wrap {
    padding: 16px;
  }

  .grid_item h4 {
    font-size: 16px;
    margin-bottom: 8px;
  }

  .grid_item p {
    font-size: 13px;
    line-height: 1.55;
  }

  .sub_con .sub_esg.esge {
    background: url(../img/sub/esge_bg.png) right top 78px / 160% no-repeat;
  }

  .sub_con .sub_esg ul li {
    width: 100%;
  }

  .sub_con .sub_esg li div::before {
    bottom: -23px;
    height: 16px;
  }

  .sub_con .sub_esg li p {
    margin-top: 37px;
    font-size: 17px;
  }

  .sub_con .sub_esg>p {
    margin-bottom: 15px;
    font-size: 17px;
  }

  .sub_con .sub_esg .key_actions {
    margin-top: 110px;
  }

  .sub_con .sub_process>p {
    font-size: 17px;
  }

  .sub_con .sub_process .diagram p {
    font-size: 18px;
  }
}