@charset "utf-8";
@layer reset, form;

/* Root */
:root {
  --header-height: clamp(60rem, calc(100 / var(--container) * 100vw), 100rem);

  --container-narrow: 1280;
  --container: 1400;
  --container-wide: 1762;
  --container-scale: 0.92;
  --container-edge-offset: calc((1 - var(--container-scale)) / 2 * 100vw);

  --primary: #155cdd;
  --secondary: #e87a4a;
  --placeholder-bg: #444444;
  --white: #fff;
  --black: #222;
  --border-color: #ddd;
  --border-color-hover: #444;

  --font-pret:
    "Pretendard Variable", "Pretendard", "Malgun Gothic", "Dotum", "Gulim",
    sans-serif;
  --font-sans: var(--font-pret);

  --toggle-nav-button-size: 32rem;

  --placeholder-image-bg: #e0e0e0;
  --placeholder-image-url: url("/assets/images/layouts/placeholder-image.png");
  --placeholder-image-size: min(60%, 200rem);
}

/* Scroll Behavior */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

/* Header */
.site-header {
  --header-color: #fff;
  --header-muted-color: rgb(255 255 255 / 75%);
  --header-divider-color: rgb(255 255 255 / 45%);

  --header-search-bg: rgb(255 255 255 / 16%);
  --header-search-border: rgb(255 255 255 / 65%);
  --header-search-color: #fff;
  --header-search-placeholder: rgb(255 255 255 / 55%);

  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  width: 100%;
  color: var(--header-color);
}

.site-header--inner {
  --header-color: #111;
  --header-muted-color: #596671;
  --header-divider-color: #d8dde3;

  --header-search-bg: #fff;
  --header-search-border: #ccd3da;
  --header-search-color: #111;
  --header-search-placeholder: #929aa3;

  position: relative;
  background: #fff;
  border-bottom: 1px solid #ddd;
}

.site-header__container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  height: var(--header-height);
}

/* Logo */
.logo {
  display: block;
  justify-self: start;
  width: fit-content;
}

.logo-image {
  display: block;
  width: auto;
}

/* Desktop Navigation */
.main-nav {
  justify-self: center;
}

.nav-menu-level-1 {
  display: flex;
  align-items: center;
}

.nav-item-level-1 {
  position: relative;
}

.nav-link-level-1 {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.4lh clamp(20rem, calc(36 / var(--container) * 100vw), 36rem);
  font: 500 18rem/1.5 var(--font-sans);
  white-space: nowrap;
  color: var(--header-color);
}

.nav-menu-level-2 {
  position: absolute;
  top: 100%;
  left: 50%;
  width: max-content;
  min-width: 160rem;
  padding-top: 10rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-50%) translateY(8rem);
}

.nav-menu-level-2::before {
  position: absolute;
  inset: 10rem 0 0;
  z-index: -1;
  background: #fff;
  border: 1px solid var(--border-color);
  content: "";
}

.nav-item-level-1:hover > .nav-menu-level-2,
.nav-item-level-1:focus-within > .nav-menu-level-2 {
  opacity: 1;
  visibility: visible;
  pointer-events: initial;
  transform: translateX(-50%) translateY(0);
}

.nav-item-level-2 + .nav-item-level-2 {
  border-top: 1px solid var(--border-color);
}

.nav-link-level-2 {
  position: relative;
  display: block;
  padding: 14rem 20rem;
  font-size: 14rem;
  text-align: center;
  color: #333;
}

.nav-link-level-2:hover,
.nav-link-level-2:focus-visible,
.nav-link-level-2.is-current {
  color: #fff;
  background: var(--primary);
}

/* Header Actions */
.header-actions {
  display: inline-flex;
  align-items: center;
  justify-self: end;
  justify-content: flex-end;
  gap: 20rem;
  min-width: 0;
}

.site-language {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  gap: 16rem;
}

.site-language-link {
  display: inline-flex;
  align-items: center;
  gap: 7rem;
  font-size: 18rem;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  white-space: nowrap;
  color: var(--header-muted-color);
  text-transform: uppercase;
}

.site-language-link:hover,
.site-language-link.is-active,
.site-language-link[aria-current="page"] {
  font-weight: 600;
  color: var(--header-color);
}

.site-language-arrow {
  display: block;
  width: 8rem;
  height: auto;
}

.header-action-divider {
  flex-shrink: 0;
  width: 1px;
  height: 18rem;
  background: var(--header-divider-color);
}

/* Header Search */
.site-search {
  position: relative;
  flex: 0 0 24rem;
  width: 24rem;
  height: 54rem;
}

.site-search-toggle {
  position: absolute;
  top: 50%;
  right: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 24rem;
  aspect-ratio: 1;
  list-style: none;
  cursor: pointer;
  transform: translateY(-50%);
}

/* .site-search-toggle::-webkit-details-marker {
  display: none;
} */

.site-search-toggle img {
  display: block;
  width: 24rem;
  height: 24rem;
  object-fit: contain;
}

.site-search-box {
  position: absolute;
  top: 50%;
  right: -14rem;
  z-index: 2;
  display: flex;
  align-items: center;
  width: 280rem;
  height: 54rem;
  padding: 0 54rem 0 22rem;
  background: var(--header-search-bg);
  border: 1px solid var(--header-search-border);
  border-radius: 18rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-50%);
}

.site-search-input {
  display: block;
  width: 100%;
  min-width: 0;
  height: 100%;
  padding: 0;
  background: transparent;
  border: 0;
  outline: 0;
  font-size: var(--font-size-16);
  color: var(--header-search-color);
}

.site-search-input::placeholder {
  color: var(--header-search-placeholder);
}

/* .site-search-input::-webkit-search-cancel-button {
  display: none;
} */

.site-search[open] .site-search-box {
  opacity: 1;
  visibility: visible;
  pointer-events: initial;
}

.header-actions:has(.site-search[open]) .site-language,
.header-actions:has(.site-search[open]) .header-action-divider {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Hamburger */
.toggle-nav-button {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: var(--toggle-nav-button-size);
  aspect-ratio: 1;
  cursor: pointer;
}

.toggle-nav-icon {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Full Navigation */
.toggle-nav {
  position: fixed;
  inset: 0;
  z-index: 100;
  width: 100%;
  max-width: none;
  height: 100dvh;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  color: var(--black);
  background: #fff;
  border: 0;
}

.toggle-nav::backdrop {
  background: transparent;
}

.toggle-nav-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  height: var(--header-height);
}

.toggle-nav-logo {
  display: block;
  justify-self: start;
  width: fit-content;
}

.toggle-nav-logo-image {
  display: block;
  width: auto;
  height: clamp(40rem, calc(60 / var(--container) * 100vw), 72rem);
}

.toggle-nav-close {
  display: grid;
  place-items: center;
  justify-self: end;
  width: 52rem;
  aspect-ratio: 1;
  border: 1px solid var(--border-color);
  border-radius: 50%;
}

.toggle-nav-close-icon {
  display: block;
  width: 57%;
  height: auto;
  object-fit: contain;
}

.toggle-nav-body {
  display: flex;
  align-items: center;
  min-height: calc(100dvh - var(--header-height));
  padding-block: clamp(60rem, calc(100 / var(--container) * 100vw), 100rem);
}

.toggle-nav-menu {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(220rem, 100%), 1fr));
  border-top: 1px solid #dce7f0;
  border-left: 1px solid #dce7f0;
}

.toggle-nav-item {
  position: relative;
  min-height: 310rem;
  padding: clamp(28rem, calc(42 / var(--container) * 100vw), 42rem);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.toggle-nav-parent {
  display: block;
  font-size: var(--font-size-28);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.03em;
  color: var(--primary);
}

.toggle-nav-parent::after {
  display: block;
  width: 38rem;
  height: 2rem;
  margin-top: 30rem;
  background: var(--primary);
  content: "";
}

.toggle-nav-submenu {
  display: grid;
  gap: 13rem;
  margin-top: 30rem;
}

.toggle-nav-link {
  display: block;
  width: fit-content;
  font-size: var(--font-size-16);
  font-weight: 400;
  line-height: 1.5;
  color: #657586;
}

.toggle-nav-link:hover,
.toggle-nav-link:focus-visible,
.toggle-nav-link.is-current,
.toggle-nav-parent:hover,
.toggle-nav-parent:focus-visible,
.toggle-nav-parent.is-current {
  color: var(--primary);
}

.toggle-nav-tools {
  display: none;
}

/* Header Interaction */
@media (any-hover: hover) {
  .toggle-nav-item {
    transition:
      background-color 0.25s ease,
      border-color 0.25s ease;
  }

  .toggle-nav-item:hover {
    background: #f7fafc;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .nav-menu-level-2 {
    transition:
      opacity 0.2s ease,
      visibility 0.2s ease,
      transform 0.2s ease;
  }

  .site-search-box {
    transition:
      opacity 0.2s ease,
      visibility 0.2s ease;
  }

  .site-language,
  .header-action-divider {
    transition:
      opacity 0.2s ease,
      visibility 0.2s ease;
  }

  .toggle-nav {
    opacity: 0;
    translate: 0 -12rem;
    transition:
      opacity 0.3s ease,
      translate 0.3s ease;
  }

  .toggle-nav:popover-open {
    opacity: 1;
    translate: 0;
  }
}

/* Header Tablet */
@media (width < 1280px) {
  .site-header__container {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .main-nav {
    display: none;
  }

  .header-actions {
    gap: 16rem;
  }

  .site-search-box {
    width: 240rem;
  }

  .toggle-nav-menu {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .toggle-nav-item {
    min-height: 260rem;
  }
}

/* Header Mobile */
@media (width < 768px) {
  .site-header__container {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .site-language,
  .header-action-divider,
  .site-search {
    display: none;
  }

  .header-actions {
    gap: 0;
  }

  .toggle-nav-button {
    display: grid;
  }

  .toggle-nav-header {
    height: var(--header-height);
  }

  .toggle-nav-logo-image {
    height: 40rem;
  }

  .toggle-nav-close {
    width: 42rem;
  }

  .toggle-nav-close-icon {
    width: 17rem;
  }

  .toggle-nav-body {
    display: block;
    min-height: 0;
    padding-block: 24rem 50rem;
  }

  .toggle-nav-tools {
    display: grid;
    gap: 20rem;
    margin-bottom: 30rem;
  }

  .toggle-nav-language {
    display: flex;
    align-items: center;
    gap: 20rem;
  }

  .toggle-nav-language-link {
    font-size: 14rem;
    font-weight: 500;
    color: #8b969f;
  }

  .toggle-nav-language-link.is-current {
    font-weight: 700;
    color: var(--primary);
  }

  .toggle-nav-search {
    display: flex;
    align-items: center;
    height: 48rem;
    padding-inline: 16rem;
    border: 1px solid var(--border-color);
    border-radius: 12rem;
  }

  .toggle-nav-search-input {
    flex: 1;
    min-width: 0;
    height: 100%;
    padding: 0;
    background: transparent;
    border: 0;
    outline: 0;
    font-size: 14rem;
    color: var(--black);
  }

  .toggle-nav-search-input::placeholder {
    color: #999;
  }

  .toggle-nav-search-button {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 24rem;
    aspect-ratio: 1;
  }

  .toggle-nav-search-button img {
    display: block;
    width: 20rem;
    height: 20rem;
    object-fit: contain;
  }

  .toggle-nav-menu {
    grid-template-columns: 1fr;
  }

  .toggle-nav-item {
    min-height: 0;
    padding: 26rem 20rem;
  }

  .toggle-nav-parent {
    font-size: var(--font-size-24);
  }

  .toggle-nav-parent::after {
    width: 30rem;
    margin-top: 18rem;
  }

  .toggle-nav-submenu {
    gap: 10rem;
    margin-top: 20rem;
  }
}

/* Footer */
.site-footer {
  padding-block: 64rem;
  color: rgb(255 255 255 / 68%);
  background: #032447;
}

.site-footer__main {
  display: grid;
  grid-template-columns: minmax(360rem, 1fr) minmax(0, 1.4fr);
  gap: 64rem;
}

/* Related Sites */
.footer-related {
  min-width: 0;
}

.footer-related__heading {
  display: inline-flex;
  margin: 0;
  align-items: center;
  gap: 10rem;
  font-size: var(--font-size-16);
  font-weight: 600;
  color: #fff;
}

.footer-related__heading-icon {
  display: block;
  width: 12rem;
  height: auto;
}

.footer-related__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24rem 32rem;
  margin-top: 24rem;
  padding-top: 24rem;
  border-top: 1px solid rgb(255 255 255 / 12%);
}

.footer-related__link {
  display: inline-flex;
  align-items: center;
  gap: 10rem;
  font-size: var(--font-size-16);
  font-weight: 500;
  white-space: nowrap;
  color: rgb(255 255 255 / 75%);
}

.footer-related__icon {
  display: block;
  flex-shrink: 0;
  width: 30rem;
  height: 30rem;
  object-fit: contain;
}

/* Footer Content */
.footer-content {
  min-width: 0;
}

.footer-nav {
  padding-bottom: 24rem;
  border-bottom: 1px solid rgb(255 255 255 / 12%);
}

.footer-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12rem 36rem;
}

.footer-nav__link {
  font-size: var(--font-size-16);
  font-weight: 500;
  color: rgb(255 255 255 / 72%);
}

.footer-nav__item:first-child .footer-nav__link {
  font-weight: 700;
  color: #fff;
}

.footer-content__bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40rem;
  margin-top: 20rem;
}

/* Company Information */
.footer-company {
  min-width: 0;
}

.footer-company__name {
  display: block;
  margin-bottom: 12rem;
  font-size: var(--font-size-18);
  font-weight: 700;
  color: #fff;
}

.footer-company__address {
  font-size: var(--font-size-18);
  font-style: normal;
  line-height: 1.6;
  color: rgb(255 255 255 / 68%);
}

.footer-company__info {
  display: flex;
  flex-wrap: wrap;
  gap: 6rem 24rem;
  margin-top: 12rem;
}

.footer-company__item {
  display: inline-flex;
  align-items: center;
  gap: 7rem;
  font-size: var(--font-size-16);
  line-height: 1.5;
}

.footer-company__item dt {
  font-weight: 600;
  color: rgb(255 255 255 / 82%);
}

.footer-company__item dd {
  color: rgb(255 255 255 / 62%);
}

.footer-company__item a {
  color: inherit;
}

/* Social */
.footer-social {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 12rem;
  display: none;
}

.footer-social__link {
  display: grid;
  place-items: center;
  width: 42rem;
  aspect-ratio: 1;
  border: 1px solid rgb(255 255 255 / 24%);
  border-radius: 50%;
}

.footer-social__link img {
  display: block;
  width: 18rem;
  height: 18rem;
  object-fit: contain;
}

/* Copyright */
.site-footer__copyright {
  margin-top: 28rem;
  padding-top: 20rem;
  border-top: 1px solid rgb(255 255 255 / 10%);
  font-size: var(--font-size-16);
  line-height: 1.5;
  text-align: center;
  color: rgb(255 255 255 / 45%);
}

/* Footer Interaction */
@media (any-hover: hover) {
  .footer-related__link:hover,
  .footer-nav__link:hover {
    color: #fff;
  }

  .footer-social__link:hover {
    background: rgb(255 255 255 / 10%);
    border-color: rgb(255 255 255 / 50%);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .footer-related__link,
  .footer-nav__link,
  .footer-social__link {
    transition: 0.2s ease;
  }
}

/* Footer Tablet */
@media (width < 1280px) {
  .site-footer__main {
    grid-template-columns: 1fr;
    gap: 36rem;
  }

  .footer-content__bottom {
    align-items: flex-start;
  }
}

/* Footer Mobile */
@media (width < 768px) {
  .site-footer {
    padding-block: 36rem 24rem;
  }

  .site-footer__main {
    gap: 32rem;
  }

  .footer-related__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18rem 12rem;
    margin-top: 18rem;
    padding-top: 18rem;
  }

  .footer-related__link {
    white-space: normal;
  }

  .footer-related__icon {
    width: 26rem;
    height: 26rem;
  }

  .footer-nav__list {
    gap: 10rem 20rem;
  }

  .footer-content__bottom {
    display: grid;
    gap: 24rem;
  }

  .footer-company__info {
    display: grid;
    gap: 6rem;
  }

  .footer-social {
    justify-self: start;
  }

  .footer-social__link {
    width: 38rem;
  }

  .site-footer__copyright {
    margin-top: 24rem;
    text-align: left;
  }
}

@media (width < 480px) {
  .footer-related__list {
    grid-template-columns: 1fr;
  }
}