/* 01About.psd — 1920px artboard with a 1300px centered content area. */
.dy-about-page {
  --dy-about-cyan: #00bfff;
  --dy-about-navy: #0e2f58;
  --dy-about-blue: #06479d;
  position: relative;
  margin-top: 0;
  overflow: hidden;
  color: #333;
  background: #fff;
  font-family: var(--font-body, Manrope, Arial, sans-serif);
}
.dy-about-page *,
.dy-about-page *::before,
.dy-about-page *::after {
  box-sizing: border-box;
}
.dy-about-page :where(h1, h2, h3, p, figure, dl, dd, ul) {
  margin: 0;
}
.dy-about-page :where(ul) {
  padding: 0;
  list-style: none;
}
.dy-about-page :where(img) {
  display: block;
  max-width: 100%;
}
.dy-about-page :where(button, a) {
  font: inherit;
}
.dy-about-shell {
  width: min(1300px, calc(100% - 64px));
  margin-inline: auto;
}
.dy-about-heading {
  position: relative;
  z-index: 2;
  text-align: center;
}
.dy-about-heading > p {
  color: var(--dy-about-cyan);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
}
.dy-about-heading > h2 {
  margin-top: 24px;
  color: #333;
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
}
.dy-about-page :where(section[id], .dy-about-anchor) {
  scroll-margin-top: 90px;
}
.dy-about-anchor {
  position: absolute;
  inset: 0 auto auto 0;
}
.dy-about-page + .dy-inquiry {
  display: none;
}

.dy-about-hero {
  position: relative;
  height: 359px;
  color: #fff;
  background: #174d90 var(--dyc-bg-dongyu-about-1, url("../images/about/banner.webp")) center / cover
    no-repeat;
}
.dy-about-hero__inner {
  position: relative;
  height: 100%;
  padding-top: 213px;
}
.dy-about-hero h1 {
  color: #fff;
  font-size: 30px;
  font-weight: 500;
  line-height: 1.2;
}
.dy-about-hero nav {
  display: flex;
  gap: 18px;
  align-items: center;
  margin-top: 27px;
  color: rgb(255 255 255 / 82%);
  font-size: 14px;
  line-height: 1;
}
.dy-about-hero nav a {
  color: #fff;
  text-decoration: none;
}
.dy-about-hero nav a:hover {
  color: var(--dy-about-cyan);
}

.dy-about-profile {
  height: 1076px;
  padding-top: 100px;
  background: #fff;
}
.dy-about-profile__grid {
  display: grid;
  grid-template-columns: 647px minmax(0, 1fr);
  gap: 27px;
  height: 486px;
  margin-top: 32px;
}
.dy-about-profile__grid figure,
.dy-about-profile__copy {
  padding-top: 25px;
}
.dy-about-profile__grid figure img {
  width: 647px;
  height: 450px;
  object-fit: cover;
}
.dy-about-profile__copy h3 {
  color: var(--dy-about-navy);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.05;
}
.dy-about-profile__copy > p {
  margin-top: 12px;
  max-width: 620px;
  color: #333;
  font-size: 14px;
  line-height: 1.45;
}
.dy-about-profile__copy > p:first-of-type {
  margin-top: 17px;
}
.dy-about-profile__copy ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 11px 14px;
  margin-top: 28px;
}
.dy-about-profile__copy li {
  display: flex;
  align-items: center;
  min-height: 69px;
  padding: 12px 23px;
  border-left: 2px solid var(--dy-about-cyan);
  border-radius: 8px;
  color: #4c5d71;
  background: #f4f6f9;
  font-size: 14px;
  line-height: 1.35;
}
.dy-about-profile__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  min-height: 183px;
  margin: 63px 10px 0;
  border-radius: 7px;
  background: #fff;
  box-shadow:
    0 0 0 1px #eef2f5,
    0 6px 22px rgb(12 47 88 / 12%);
}
.dy-about-profile__stats > div {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  justify-content: center;
  min-width: 0;
  border-right: 1px solid #e5e9ef;
  text-align: center;
}
.dy-about-profile__stats > div:last-child {
  border-right: 0;
}
.dy-about-profile__stats dd {
  color: var(--dy-about-navy);
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}
.dy-about-profile__stats dt {
  margin-top: 25px;
  color: #58708a;
  font-size: 14px;
  line-height: 1.2;
}

.dy-about-history {
  position: relative;
  height: 778px;
  overflow: hidden;
  padding-top: 123px;
  background: #f4f6f9;
}
.dy-about-history__mountain {
  position: absolute;
  inset: 159px 0 0;
  background: var(--dyc-bg-dongyu-about-2, url("../images/about/history-bg.webp")) center bottom / cover
    no-repeat;
  pointer-events: none;
}
.dy-about-history__year {
  position: absolute;
  top: 32px;
  right: 0;
  left: 0;
  color: #e8edf2;
  font-size: 200px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  pointer-events: none;
}
.dy-about-history__viewport {
  position: relative;
  z-index: 2;
  margin-top: 84px;
  overflow: visible;
}
.dy-about-history .dy-about-heading > h2 {
  margin-top: 13px;
}
.dy-about-history__track {
  --history-shift: 0px;
  position: relative;
  left: 50%;
  display: flex;
  gap: 50px;
  width: max-content;
  transform: translateX(calc(-50% + var(--history-shift)));
  transition: transform 0.55s cubic-bezier(0.22, 0.75, 0.25, 1);
}
.dy-about-history__track article {
  position: relative;
  flex: 0 0 438px;
  height: 243px;
  padding: 70px 34px 34px;
  color: #7f8081;
  background: #fff;
  box-shadow: 0 10px 26px rgb(9 47 88 / 4%);
  text-align: center;
  transition:
    color 0.3s,
    background 0.3s,
    transform 0.3s;
}
.dy-about-history__track article.is-active {
  padding-top: 80px;
  color: #fff;
  background: #06469e;
  transform: translateY(-10px);
}
.dy-about-history__track article.is-active::after {
  position: absolute;
  bottom: -12px;
  left: 50%;
  width: 0;
  height: 0;
  border-top: 12px solid #06469e;
  border-right: 11px solid transparent;
  border-left: 11px solid transparent;
  content: "";
  transform: translateX(-50%);
}
.dy-about-history__track article p {
  max-width: 350px;
  margin-inline: auto;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.5;
}
.dy-about-history__track article.is-active p {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.5;
}
.dy-about-history__years {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(7, 160px);
  justify-content: center;
  width: min(1436px, calc(100% - 80px));
  margin: 74px auto 0;
}
.dy-about-history__years::before {
  position: absolute;
  top: 11px;
  right: 0;
  left: 0;
  height: 2px;
  background: #dce2e8;
  content: "";
}
.dy-about-history__years::after {
  position: absolute;
  top: 5px;
  right: 0;
  left: 0;
  height: 14px;
  background: repeating-linear-gradient(
    90deg,
    transparent 0 39px,
    #cbd2da 39px 40px
  );
  content: "";
  opacity: 0.7;
  pointer-events: none;
}
.dy-about-history__years button {
  position: relative;
  z-index: 1;
  padding: 40px 0 0;
  border: 0;
  color: #979fa7;
  background: transparent;
  cursor: pointer;
  font-size: 24px;
  line-height: 29px;
}
.dy-about-history__years button::before {
  position: absolute;
  top: -2px;
  left: 51%;
  width: 1px;
  height: 28px;
  background: #cbd2da;
  content: "";
  opacity: 0.7;
  transform: translateX(-50%);
}
.dy-about-history__years button.is-active {
  color: var(--dy-about-cyan);
  font-size: 30px;
  font-weight: 600;
  line-height: 36px;
}
.dy-about-history__years button:hover,
.dy-about-history__years button:focus-visible {
  color: var(--dy-about-cyan);
}

.dy-about-principles {
  height: 741px;
  padding-top: 139px;
  background: #fff;
}
.dy-about-principles__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 13px;
  margin-top: 56px;
}
.dy-about-principles__grid article {
  min-width: 0;
  height: 284px;
  padding: 31px 28px;
  background: #fbfbfb;
  transition:
    background-color 0.25s,
    box-shadow 0.25s;
}
.dy-about-principles__grid img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}
.dy-about-principles__grid p {
  margin-top: 35px;
  color: var(--dy-about-cyan);
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}
.dy-about-principles__grid h3 {
  margin-top: 18px;
  color: var(--dy-about-navy);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
}
.dy-about-principles__grid span {
  display: block;
  margin-top: 18px;
  color: #60758d;
  font-size: 17px;
  line-height: 1.55;
}

.dy-about-capacity {
  position: relative;
  display: grid;
  grid-template-columns: 42.5% 57.5%;
  height: 717px;
  color: #fff;
  background: #052f61;
}
.dy-about-capacity__copy {
  position: relative;
  padding: 80px 78px;
  overflow: hidden;
  background: #05386d var(--dyc-bg-dongyu-about-3, url("../images/about/client-bg.webp")) center / cover
    no-repeat;
}
.dy-about-capacity__eyebrow {
  color: var(--dy-about-cyan);
  font-size: 18px;
  line-height: 1;
}
.dy-about-capacity h2 {
  margin-top: 40px;
  color: var(--dy-about-cyan);
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
}
.dy-about-capacity__lead {
  max-width: 650px;
  margin-top: 29px !important;
  color: rgb(255 255 255 / 62%);
  font-size: 18px;
  line-height: 1.55;
}
.dy-about-capacity dl {
  position: absolute;
  right: 78px;
  bottom: 94px;
  left: 75px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 45px;
}
.dy-about-capacity dl > div {
  display: flex;
  flex-direction: column-reverse;
}
.dy-about-capacity dd {
  color: var(--dy-about-cyan);
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
}
.dy-about-capacity dt {
  margin-top: 28px;
  color: var(--dy-about-cyan);
  font-size: 14px;
  line-height: 1.35;
}
@media (min-width: 901px) {
  .dy-about-capacity dt {
    font-size: clamp(10px, 0.8vw, 14px);
    white-space: nowrap;
  }
}
.dy-about-capacity__media {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  height: 717px;
  overflow: hidden;
}
.dy-about-capacity__media .swiper-wrapper,
.dy-about-capacity__media figure {
  height: 100%;
}
.dy-about-capacity__media figure {
  margin: 0;
}
.dy-about-capacity__media:not(.swiper-initialized) figure:not(:first-child) {
  display: none;
}
.dy-about-capacity__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.dy-about-capacity__controls {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 0;
  display: flex;
}
.dy-about-capacity__controls button {
  display: grid;
  width: 68px;
  height: 68px;
  padding: 0;
  place-items: center;
  border: 0;
  color: #fff;
  background: #06479d;
  cursor: pointer;
  font-size: 36px;
  font-weight: 300;
  line-height: 1;
  transition: background-color 0.2s ease;
}
.dy-about-capacity__controls button:hover {
  background: var(--dy-about-cyan);
}

.dy-about-suppliers {
  height: 669px;
  padding-top: 120px;
  background: #fff;
  border-bottom: 2px solid #e8eff8;
}
.dy-about-suppliers__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 37px;
  margin-top: 58px;
}
.dy-about-suppliers__grid figure {
  display: grid;
  height: 283px;
  place-items: center;
  background: #fbfbfb;
  transition:
    background-color 0.25s,
    box-shadow 0.25s;
}
.dy-about-suppliers__grid figure:nth-child(1) img {
  width: 171px;
}
.dy-about-suppliers__grid figure:nth-child(2) img {
  width: 194px;
}
.dy-about-suppliers__grid figure:nth-child(3) img {
  width: 232px;
}

.dy-about-certifications {
  position: relative;
  height: 882px;
  padding-top: 121px;
  background: linear-gradient(180deg, #fff 0%, #f4f7ff 100%);
}
.dy-about-certifications__carousel {
  position: relative;
  margin-top: 56px;
}
.dy-about-certifications__swiper {
  overflow: hidden;
}
.dy-about-certifications__swiper:not(.swiper-initialized) .swiper-wrapper {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 37px;
}
.dy-about-certificate {
  height: 501px;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 28px rgb(14 47 88 / 9%);
  border-bottom: 4px solid transparent;
  transition: border-color 0.25s;
}
.dy-about-certificate > a {
  display: block;
  height: 353px;
  padding: 16px;
  overflow: hidden;
  background: #e9f2fb;
}
.dy-about-certificate > a img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.35s;
}
.dy-about-certificate:hover > a img {
  transform: scale(1.02);
}

@media (hover: hover) {
  .dy-about-principles__grid article:hover,
  .dy-about-suppliers__grid figure:hover {
    background: #fff;
    box-shadow: 0 12px 36px rgb(14 47 88 / 12%);
  }
  .dy-about-certificate:hover {
    border-bottom-color: var(--dy-about-cyan);
  }
}
.dy-about-certificate:focus-within {
  border-bottom-color: var(--dy-about-cyan);
}
.dy-about-certificate > div {
  padding: 28px 28px 24px;
}
.dy-about-certificate h3 {
  color: #333;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
}
.dy-about-certificate p {
  display: -webkit-box;
  margin-top: 15px !important;
  overflow: hidden;
  color: #66788d;
  font-size: 14px;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.dy-about-certifications__controls[hidden] {
  display: none;
}
.dy-about-certifications__controls button {
  position: absolute;
  z-index: 3;
  top: calc(50% - 24px);
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid #d9e3ef;
  border-radius: 50%;
  color: var(--dy-about-navy);
  background: #fff;
  box-shadow: 0 5px 16px rgb(14 47 88 / 12%);
  cursor: pointer;
  font-size: 30px;
  line-height: 1;
}
.dy-about-certifications__controls button:first-child {
  left: -70px;
}
.dy-about-certifications__controls button:last-child {
  right: -70px;
}
.dy-about-certifications__empty {
  margin-top: 80px !important;
  color: #66788d;
  text-align: center;
}

@media (max-width: 1450px) {
  .dy-about-certifications__controls button:first-child {
    left: 12px;
  }
  .dy-about-certifications__controls button:last-child {
    right: 12px;
  }
}

@media (max-width: 1200px) {
  .dy-about-profile,
  .dy-about-history,
  .dy-about-principles,
  .dy-about-suppliers,
  .dy-about-certifications {
    height: auto;
    min-height: 0;
    padding-block: 90px;
  }
  .dy-about-heading > h2 {
    font-size: 42px;
  }
  .dy-about-profile__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    height: auto;
  }
  .dy-about-profile__grid figure img {
    width: 100%;
    height: auto;
  }
  .dy-about-profile__copy > p {
    font-size: 13px;
  }
  .dy-about-profile__copy li {
    min-height: 58px;
    padding: 10px 15px;
    font-size: 12px;
  }
  .dy-about-profile__stats {
    margin-top: 58px;
  }
  .dy-about-history__viewport {
    margin-top: 58px;
  }
  .dy-about-history__years {
    margin-top: 65px;
  }
  .dy-about-history__years {
    grid-template-columns: repeat(7, minmax(100px, 1fr));
    justify-content: stretch;
  }
  .dy-about-principles__grid h3 {
    font-size: 19px;
  }
  .dy-about-principles__grid span {
    font-size: 14px;
  }
  .dy-about-capacity {
    grid-template-columns: 48% 52%;
  }
  .dy-about-capacity__copy {
    padding-inline: 45px;
  }
  .dy-about-capacity h2 {
    font-size: 40px;
  }
  .dy-about-capacity dl {
    right: 45px;
    left: 45px;
    gap: 20px;
  }
  .dy-about-capacity dd {
    font-size: 38px;
  }
  .dy-about-certifications__carousel {
    max-width: 920px;
    margin-inline: auto;
  }
}

@media (max-width: 900px) {
  .dy-about-shell {
    width: min(100% - 40px, 700px);
  }
  .dy-about-heading > p {
    font-size: 12px;
  }
  .dy-about-heading > h2 {
    margin-top: 17px;
    font-size: 34px;
  }
  .dy-about-profile__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .dy-about-profile__grid figure,
  .dy-about-profile__copy {
    padding-top: 0;
  }
  .dy-about-profile__copy h3 {
    font-size: 27px;
  }
  .dy-about-profile__copy > p {
    max-width: none;
    font-size: 14px;
  }
  .dy-about-profile__stats {
    grid-template-columns: 1fr 1fr;
  }
  .dy-about-profile__stats > div {
    min-height: 145px;
    border-bottom: 1px solid #e5e9ef;
  }
  .dy-about-profile__stats > div:nth-child(2) {
    border-right: 0;
  }
  .dy-about-profile__stats > div:nth-child(n + 3) {
    border-bottom: 0;
  }
  .dy-about-profile__stats dd {
    font-size: 38px;
  }
  .dy-about-principles__grid {
    grid-template-columns: 1fr 1fr;
  }
  .dy-about-capacity {
    display: block;
    height: auto;
  }
  .dy-about-capacity__copy {
    min-height: 590px;
  }
  .dy-about-capacity__media {
    height: min(64vw, 560px);
  }
  .dy-about-suppliers__grid {
    gap: 18px;
  }
  .dy-about-suppliers__grid figure {
    height: 230px;
  }
}

@media (max-width: 680px) {
  .dy-about-page {
    margin-top: 0;
  }
  .dy-about-shell {
    width: calc(100% - 30px);
  }
  .dy-about-hero {
    height: 310px;
    background-position: center;
  }
  .dy-about-hero__inner {
    padding-top: 178px;
  }
  .dy-about-hero h1 {
    font-size: 28px;
  }
  .dy-about-hero nav {
    margin-top: 22px;
  }
  .dy-about-profile,
  .dy-about-history,
  .dy-about-principles,
  .dy-about-suppliers,
  .dy-about-certifications {
    padding-block: 68px;
  }
  .dy-about-heading > h2 {
    font-size: 30px;
    line-height: 1.18;
  }
  .dy-about-profile__grid {
    margin-top: 36px;
  }
  .dy-about-profile__copy h3 {
    font-size: 24px;
    line-height: 1.2;
  }
  .dy-about-profile__copy ul {
    grid-template-columns: 1fr;
  }
  .dy-about-profile__stats {
    margin: 45px 0 0;
  }
  .dy-about-profile__stats > div {
    min-height: 125px;
    padding: 12px;
  }
  .dy-about-profile__stats dd {
    font-size: 30px;
  }
  .dy-about-profile__stats dt {
    margin-top: 15px;
    font-size: 11px;
  }
  .dy-about-history__year {
    top: 34px;
    font-size: 112px;
  }
  .dy-about-history__mountain {
    top: 100px;
  }
  .dy-about-history__viewport {
    margin: 45px -15px 0;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .dy-about-history__viewport::-webkit-scrollbar {
    display: none;
  }
  .dy-about-history__track {
    left: 0;
    gap: 16px;
    padding: 10px 15px 15px;
    transform: none !important;
  }
  .dy-about-history__track article {
    flex-basis: min(82vw, 350px);
    height: 210px;
    padding: 30px;
  }
  .dy-about-history__track article.is-active {
    padding-top: 30px;
    transform: none;
  }
  .dy-about-history__track article p {
    font-size: 16px;
  }
  .dy-about-history__track article.is-active p {
    font-size: 16px;
    line-height: 1.5;
  }
  .dy-about-history__years {
    width: calc(100% - 30px);
    margin-top: 42px;
    overflow-x: auto;
  }
  .dy-about-history__years {
    grid-template-columns: repeat(7, 84px);
    justify-content: start;
  }
  .dy-about-history__years button {
    min-width: 84px;
    font-size: 15px;
  }
  .dy-about-history__years button.is-active {
    font-size: 18px;
    line-height: 22px;
  }
  .dy-about-principles__grid {
    grid-template-columns: 1fr;
    gap: 15px;
    margin-top: 40px;
  }
  .dy-about-principles__grid article {
    height: auto;
    min-height: 245px;
  }
  .dy-about-capacity__copy {
    min-height: 625px;
    padding: 58px 25px;
  }
  .dy-about-capacity__eyebrow {
    font-size: 15px;
  }
  .dy-about-capacity h2 {
    margin-top: 28px;
    font-size: 34px;
    line-height: 1.08;
  }
  .dy-about-capacity__lead {
    font-size: 15px;
  }
  .dy-about-capacity dl {
    right: 25px;
    bottom: 48px;
    left: 25px;
    gap: 12px;
  }
  .dy-about-capacity dd {
    font-size: 29px;
  }
  .dy-about-capacity dt {
    margin-top: 16px;
    font-size: 11px;
  }
  .dy-about-capacity__controls button {
    width: 52px;
    height: 52px;
  }
  .dy-about-suppliers__grid {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }
  .dy-about-suppliers__grid figure {
    height: 220px;
  }
  .dy-about-certifications__carousel {
    margin-top: 42px;
  }
  .dy-about-certificate {
    height: 475px;
  }
  .dy-about-certificate > a {
    height: 330px;
  }
  .dy-about-certifications__controls button {
    top: 43%;
  }
  .dy-about-certifications__controls button:first-child {
    left: 7px;
  }
  .dy-about-certifications__controls button:last-child {
    right: 7px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dy-about-page *,
  .dy-about-page *::before,
  .dy-about-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}