h2,
p {
  letter-spacing: -0.05em;
}
.sec-1 {
  padding-top: 61px;
}
.sec-1 .inner {
  max-width: 1420px;
  border-radius: 8px;
  background: url(../../images/his/his_bg.png) no-repeat center/cover;
}
.sec-1 .our_tit h2 {
  font-weight: 400;
  padding-top: 100px;
  display: block;
  color: #fff;
  font-size: 130px;
  line-height: 80%;
  text-align: center;
  margin-bottom: 177px;
}
.our_wrapper {
  padding: 0 44px 126px;
}
.our_cont {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.our_con .icon {
  width: 260px;
}
.our_con.shadow .icon {
  box-shadow: 0 0px 20px 0 rgba(0, 0, 0, 0.25);
  border-radius: 100px;
}
.our_info p {
  color: #fff;
  line-height: 1.5;
}
.our_info p.date {
  font-weight: 600;
  font-size: 30px;
  margin-top: 50px;
  margin-bottom: 20px;
  letter-spacing: 0;
}
.our_info p.our_tt {
  font-weight: 600;
  font-size: 40px;
  letter-spacing: 0;
}
.our_info p.our_desc {
  font-size: 20px;
}

.sec-2 .his_tit h2 {
  font-weight: 400;
  font-size: 160px;
  line-height: 80%;
  letter-spacing: -0.05em;
  color: #f6f8fb;
  margin-top: 98px;
  margin-bottom: 68px;
}
.sec-2 .his_tit p {
  font-size: 70px;
  line-height: 80%;
  color: #f6f8fb;
  letter-spacing: -0.05em;
  margin-bottom: 195px;
}

.his_wrapper {
  display: flex;
  justify-content: space-between;
  margin-bottom: 218px;
}
.sticky-scrollbar {
  position: sticky;
  top: calc(50vh - 410px);
  align-self: flex-start;
  background: #fff;
  width: 20px;
  height: 400px;
  border-radius: 20px;
}
.sticky-scrollbar span {
  display: block;
  width: 20px;
  height: 50px;
  border-radius: 20px;
  background: var(--orange);
  will-change: transform;
  transition: transform 0.1s linear;
}
.right_history {
  width: 869px;
}
.right_history ul {
}
.right_history ul li {
  margin-bottom: 136px;
}
.right_history ul li:last-child {
  margin-bottom: 0;
}
.right_history .year-type {
  display: flex;
  gap: 15px;
  margin-bottom: 35px;
}
.right_history .year-type .year {
  color: #fff;
  font-size: 80px;
  line-height: 80%;
  font-weight: 400;
}
.right_history .year-type .type {
  width: 120px;
  border-radius: 100px;
  color: #000;
  font-size: 25px;
  letter-spacing: -0.02em;
  line-height: 1.4;
  font-weight: 500;
  padding: 8px;
  text-align: center;
  height: fit-content;
}
.right_history .year-type .type.ligthorange {
  background: #ff8500;
}
.right_history .year-type .type.orange {
  background: var(--orange);
}
.right_history .year-type .type.green {
  background: #35cb58;
}
.right_history .year-type .type.ligthblue {
  background: #cdced4;
}
.right_history .year-type .type.blue {
  background: url(../../images/nav_bg-3.png) no-repeat center / cover;
}
.right_history .desc {
  color: #fff;
  font-size: 40px;
  font-weight: 400;
  line-height: 1.8;
}

.sec-speed {
  padding: 10px;
}
.sec-speed .inner {
  max-width: 1420px;
  margin: 0 auto;
  border-radius: 8px;
  height: 700px;
  background: url(../../images/his/histroy_btm_banner.png) no-repeat center /
    cover;
  padding: 65px 24px 60px 18px;
  margin-bottom: 34px;
}
.sec-speed .big-tt {
  font-family: var(--mozilla);
  font-weight: 500;
  font-size: 160px;
  line-height: 80%;
  letter-spacing: -5%;
  margin-bottom: 82px;
}

.sec-speed .sub-tt {
  font-weight: var(--notosans);
  font-weight: 500;
  font-size: 25px;
  line-height: 150%;
  letter-spacing: -5%;
  text-align: right;
}

/* ===== sec-4 : Problem (food.php) ===== */
.sec-4 .problem_tit h2 {
  font-family: var(--mozilla);
  font-weight: 500;
  font-size: 90px;
  line-height: 1;
  color: var(--orange);
  margin-bottom: 24px;
}
.sec-4 .problem_tit .sub {
  font-weight: 700;
  font-size: 50px;
  line-height: 1.3;
  color: #fff;
}
.sec-4 .problem_desc {
  font-weight: 400;
  font-size: 20px;
  line-height: 1.8;
  color: #c9cace;
  margin-top: 40px;
  margin-bottom: 80px;
}
.sec-4 .problem_cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 120px;
}
.sec-4 .problem_card {
  background: #2a2a2c;
  border-radius: 8px;
  padding: 40px 24px;
  text-align: center;
}
.sec-4 .problem_card h3 {
  font-weight: 700;
  font-size: 30px;
  line-height: 1.3;
  color: #fff;
  margin-bottom: 50px;
}
.sec-4 .problem_card .icon {
  width: 130px;
  margin: 0 auto 50px;
}
.sec-4 .problem_card p {
  font-weight: 400;
  font-size: 18px;
  line-height: 1.6;
  color: #c9cace;
}
.txt-banner {
  padding: 10px;
}
.txt-banner .txt_con {
  border-radius: 8px;
  background: #fff;
  padding: 32px 2.4vw;
  display: block;
}
.txt-banner p {
  font-family: var(--mozilla);
  font-weight: 400;
  font-size: clamp(22px, 4.4vw, 65px);
  line-height: 90%;
  letter-spacing: -2%;
  text-align: center;
  white-space: nowrap;
}
.txt-banner.green .txt_con {
  background: url(../../images/green.png);
}
@media screen and (max-width: 1440px) {
  /* ----- sec-1 Our Journey ----- */
  .sec-1 .our_tit h2 {
    font-size: 100px;
    padding-top: 80px;
    margin-bottom: 120px;
  }
  .our_con .icon {
    width: 200px;
  }
  .our_info p.date {
    font-size: 26px;
    margin-top: 40px;
  }
  .our_info p.our_tt {
    font-size: 34px;
  }

  /* ----- sec-2 history ----- */
  .sec-2 .his_tit h2 {
    font-size: 120px;
  }
  .sec-2 .his_tit p {
    font-size: 54px;
  }
  .right_history {
    width: auto;
    flex: 1;
    min-width: 0;
    margin-left: 50px;
  }
  .right_history .year-type .year {
    font-size: 64px;
  }
  .right_history .desc {
    font-size: 32px;
  }

  .sec-speed .big-tt {
    font-size: 120px;
  }

  /* ----- sec-4 Problem ----- */
  .sec-4 .problem_tit h2 {
    font-size: 72px;
  }
  .sec-4 .problem_tit .sub {
    font-size: 40px;
  }
  .sec-4 .problem_card h3 {
    font-size: 26px;
  }
  .sec-4 .problem_card .icon {
    width: 110px;
  }
  .txt-banner.green .inner {
    padding: 0;
  }
}
/* ----- ~1024px ----- */
@media screen and (max-width: 1024px) {
  /* ----- sec-1 Our Journey ----- */
  .sec-1 .our_tit h2 {
    font-size: 72px;
    padding-top: 60px;
    margin-bottom: 80px;
  }
  .our_wrapper {
    padding: 0 24px 90px;
  }
  .our_cont {
    flex-wrap: wrap;
    gap: 50px 40px;
    justify-content: center;
  }
  .our_con {
    flex: 0 0 calc(50% - 20px);
    text-align: center;
  }
  .our_con .icon {
    width: 180px;
    margin: 0 auto;
  }
  .our_info p.date {
    font-size: 24px;
    margin-top: 24px;
  }
  .our_info p.our_tt {
    font-size: 30px;
  }

  /* ----- sec-2 history ----- */
  .sec-2 .his_tit {
    padding-left: 0;
  }
  .sec-2 .his_tit h2 {
    font-size: 90px;
    margin-bottom: 40px;
  }
  .sec-2 .his_tit p {
    font-size: 42px;
    margin-bottom: 80px;
  }
  .his_wrapper {
    margin-bottom: 120px;
  }
  .sticky-scrollbar {
    height: 300px;
    top: calc(50vh - 150px);
  }
  .right_history {
    margin-left: 30px;
  }
  .right_history ul li {
    margin-bottom: 80px;
  }
  .right_history .year-type {
    gap: 12px;
    margin-bottom: 24px;
  }
  .right_history .year-type .year {
    font-size: 48px;
  }
  .right_history .year-type .type {
    width: 90px;
    font-size: 18px;
    padding: 6px;
  }
  .right_history .desc {
    font-size: 24px;
    line-height: 1.6;
  }

  .sec-speed .big-tt {
    font-size: 90px;
  }
  .sec-speed .inner {
    height: auto;
    padding: 50px 20px;
  }

  /* ----- sec-4 Problem ----- */
  .sec-4 .problem_tit h2 {
    font-size: 56px;
  }
  .sec-4 .problem_tit .sub {
    font-size: 32px;
  }
  .sec-4 .problem_desc {
    font-size: 18px;
    margin-bottom: 60px;
  }
  .sec-4 .problem_cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 80px;
  }
  .sec-4 .problem_card {
    padding: 32px 20px;
  }
  .sec-4 .problem_card h3 {
    font-size: 24px;
    margin-bottom: 36px;
  }
  .sec-4 .problem_card .icon {
    width: 100px;
    margin-bottom: 36px;
  }
}

/* ----- ~768px ----- */
@media screen and (max-width: 768px) {
  /* ----- sec-1 Our Journey ----- */
  .sec-1 .our_tit h2 {
    font-size: 48px;
    padding-top: 50px;
    margin-bottom: 50px;
  }
  .our_wrapper {
    padding: 0 16px 60px;
  }
  .our_cont {
    gap: 40px 24px;
  }
  .our_con .icon {
    width: 140px;
  }
  .our_info p.date {
    font-size: 20px;
    margin-top: 18px;
  }
  .our_info p.our_tt {
    font-size: 24px;
  }
  .our_info p.our_desc {
    font-size: 16px;
  }

  /* ----- sec-2 history ----- */
  .sec-2 .his_tit h2 {
    font-size: 48px;
    margin-bottom: 24px;
  }
  .sec-2 .his_tit p {
    font-size: 28px;
    margin-bottom: 40px;
  }
  /* 좁은 화면에서는 좌측 스크롤바 숨김, 연혁 전체폭 사용 */
  .his_wrapper {
    display: block;
    margin-bottom: 80px;
  }
  .sticky-scrollbar {
    display: none;
  }
  .right_history {
    width: 100%;
    margin-left: 0;
  }
  .right_history ul li {
    margin-bottom: 56px;
  }
  .right_history .year-type {
    flex-wrap: wrap;
    margin-bottom: 18px;
  }
  .right_history .year-type .year {
    font-size: 40px;
  }
  .right_history .year-type .type {
    width: 80px;
    font-size: 16px;
  }
  .right_history .desc {
    font-size: 18px;
    line-height: 1.5;
  }

  .sec-speed .big-tt {
    font-size: 64px;
  }
  .sec-speed .sub-tt {
    font-size: 18px;
  }

  /* ----- sec-4 Problem ----- */
  .sec-4 .problem_tit h2 {
    font-size: 44px;
    margin-bottom: 16px;
  }
  .sec-4 .problem_tit .sub {
    font-size: 26px;
  }
  .sec-4 .problem_desc {
    font-size: 16px;
    margin-top: 28px;
    margin-bottom: 50px;
  }
  .sec-4 .problem_card h3 {
    font-size: 22px;
    margin-bottom: 28px;
  }
  .sec-4 .problem_card .icon {
    width: 90px;
    margin-bottom: 28px;
  }
  .sec-4 .problem_card p {
    font-size: 16px;
  }
}
@media screen and (max-width: 500px) {
  /* ----- sec-1 Our Journey ----- */
  .sec-1 .our_tit h2 {
    font-size: 36px;
    margin-bottom: 40px;
  }
  .our_cont {
    gap: 36px 16px;
  }
  .our_con {
    flex: 0 0 100%;
  }
  .our_con .icon {
    width: 130px;
  }
  .our_info p.date {
    font-size: 18px;
  }
  .our_info p.our_tt {
    font-size: 22px;
  }

  /* ----- sec-2 history ----- */
  .sec-2 .his_tit h2 {
    font-size: 36px;
    margin-bottom: 16px;
  }
  .sec-2 .his_tit p {
    font-size: 22px;
    margin-bottom: 30px;
  }
  .right_history ul li {
    margin-bottom: 44px;
  }
  .right_history .year-type .year {
    font-size: 34px;
  }
  .right_history .year-type .type {
    width: 72px;
    font-size: 14px;
    padding: 5px;
  }
  .right_history .desc {
    font-size: 16px;
  }

  .sec-speed .big-tt {
    font-size: 44px;
  }
  .sec-speed .sub-tt {
    font-size: 16px;
    text-align: left;
  }

  /* ----- sec-4 Problem ----- */
  .sec-4 .problem_tit h2 {
    font-size: 36px;
  }
  .sec-4 .problem_tit .sub {
    font-size: 22px;
  }
  .sec-4 .problem_cards {
    grid-template-columns: 1fr;
  }
  .sec-4 .problem_card {
    padding: 28px 20px;
  }
}
@media screen and (max-width: 360px) {
  .sec-1 .our_tit h2 {
    font-size: 28px;
  }
  .our_info p.our_tt {
    font-size: 20px;
  }

  .sec-2 .his_tit h2 {
    font-size: 28px;
  }
  .sec-2 .his_tit p {
    font-size: 18px;
  }
  .right_history .year-type .year {
    font-size: 30px;
  }
  .right_history .desc {
    font-size: 15px;
  }

  .sec-speed .big-tt {
    font-size: 34px;
  }
}