@charset "UTF-8";
:root {
  --color-primary: #1A4776;
}
/* layout */
html,
body {
  width: 100%;
  height: 100%;
}

body.fixed {
  overflow-y: hidden;
}

.main {
  width: 100%;
  height: 100%;
  padding-top: 88px;
}

#wrap {
  width: 100%;
  min-height: 100%;
  position: relative;
  padding-bottom: 357px;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 88px;
  z-index: 101;
  background-color: transparent;
  transition: 0.35s;
}

.header.white {
  background-color: #fff;
}

.header__inner {
  width: 100%;
  height: 100%;
  padding: 0 10vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__gnb {
  display: flex;
  align-items: center;
  gap: 64px;
  height: 100%;
}

.logo {
  display: inline-block;
  width: 205px;
  height: 26px;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.logo img.logo_colored {
  display: none;
}

.header.white .logo img {
  display: none;
}

.header.white .logo img.logo_colored {
  display: block;
}

.header__gnb ul.gnb {
  display: flex;
  align-items: center;
  gap: 48px;
  height: 100%;
}

.header__gnb ul.gnb li {
  display: inline-block;
  height: 100%;
}

.header__gnb ul.gnb li a {
  display: flex;
  align-items: center;
  height: 100%;
  justify-content: center;
  font-size: 18px;
  font-weight: 500;
  color: #D0D6E0;
  line-height: 1.5;
  letter-spacing: -0.015em;
  word-spacing: -0.015em;
}

.header.white .header__gnb ul.gnb li a {
  color: #111;
}

.header__gnb ul.gnb li a.active {
  color: var(--color-primary);
  font-weight: 600;
}

.header.white .header__gnb ul.gnb li a.active {
  color: var(--color-primary);
}
.header__btns {
  display: flex;
  align-items: center;
}

.header__btns .btn_contact,
.section__contact .btn_contact {
  display: inline-block;
  width: auto;
  padding: 0 16px;
  height: 40px;
  line-height: 40px;
  border-radius: 800px;
  background-color: #fff;
  text-align: center;
  color: #111111;
  font-weight: 600;
}

.header.white .header__btns .btn_contact {
  background-color: var(--color-primary);
  color: #fff;
}

.btn_mo_menu {
  display: none;
}

.sidebar {
  position: fixed; 
  top: 0;
  left: 0;
  width: 100vw;
  height: 100dvh;
  z-index: 102;
  transition: 0.35s;
  visibility: hidden;
}
.sidebar.active {
  visibility: visible;
}
.sidebar__inner {
  position: absolute;
  right: -100%;
  top: 0;
  width: 320px;
  height: 100%;
  transition: 0.35s;
  background-color: rgb(26, 71, 118, 0.88);
  backdrop-filter: blur(6px);
}
.sidebar.active .sidebar__inner {
  right: 0;
}
.sidebar__close {
  padding: 14px 24px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.sidebar__close .btn_close_sidebar {
  display: inline-block;
  width: 28px;
  height: 28px;
  background: url(../_img/common/icon_mo_close.svg) no-repeat center / contain
}
.sidebar .sidebar__logo {
  padding: 24px;
}
.sidebar .sidebar__logo .logo {
  height: 24px;
  width: 180px;
}
.sidebar__gnb li {
  width: 100%;
  height: 56px;
}
.sidebar__gnb li a {
  display: flex;
  width: 100%;
  height: 100%;
  align-items: center;
  padding: 0 24px;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  line-height: 1.5;
}
.sidebar__gnb li a.active {
  color: #75DAFF;
}
/* Footer */
.footer {
  width: 100%;
  position: absolute;
  left: 0;
  bottom: -358px;
  height: 358px;
  transform: translateY(-100%);
  background-color: #1B1B20;
}

.footer__inner {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  padding-left: 10vw;
  padding-top: 80px;
  color: #999999;
}

.footer__info {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 24px;
}

.footer__info li {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
}

.footer-company__info>div{
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 24px;
  font-weight: 500;
}

.footer-company__info>div>p {
  color: #767676;
}

.footer__copyright {
  margin-top: 20px;
  font-weight: 500;
  color: #767676;
}

/* Title */
.h1_tit {
  font-size: 44px;
  font-weight: 700;
  line-height: 1.25;
  color: #111;
}

.h2_tit {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  color: #111;
}

.h2_tit_pc {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.25;
    color: #111;
}

.font_pretendard {
  font-family: "Pretendard";
}

/* Page Header */
.page__header {
  width: 100%;
  height: 383px;
  background: url(../_img/common/page_header_bg.png) no-repeat center center;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.page__title {
  text-align: center;
  padding: 0 20px;
}

.page__title h1 {
  font-size: 44px;
  font-weight: 600;
  line-height: 1.4;
  background: -webkit-linear-gradient(#FFFFFF, #CFE1FF);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page__title p {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.6;
  color: #D0D6E0;
  margin-top: 16px;
}

.page__tab {
  position: absolute;
  bottom: 0px;
  left: 50%;
  transform: translateX(-50%); 
  height: 48px;
  width: 100%;
  max-width: 1200px;
}

.page__tab ul {
  display: flex;
  align-items: center;
  height: 100%;
}

.page__tab ul li {
  flex: 1;
  height: 100%;
  text-align: center;
  background-color: rgb(255, 255, 255, 0.08);
}

.page__tab ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: 16px;
  font-weight: 500;
  color: #FFFFFF;
  line-height: 1.4;
}

.page__tab ul li a.active {
  background-color: var(--color-primary);
  color: #fff;
}

/* === Sticky Hide/Show Header S=== */
/* 숨김 상태 */
.header--hidden {
    transform: translateY(-100%);
}
/* === Sticky Hide/Show Header E=== */

/* === Scroll Reveal: 아래→위 === S*/
.reveal-up{
    opacity: 0;
    transform: translateY(45px);
    transition:
            opacity 1s ease,
            transform 1s cubic-bezier(.22,.61,.36,1);
    will-change: opacity, transform;
}
.reveal-up.is-visible{
    opacity: 1;
    transform: none;
}
/* 사용자가 '움직임 줄이기' 설정 시 애니메이션 끔 */
@media (prefers-reduced-motion: reduce){
    .reveal-up{ transition: none; transform: none; opacity: 1; }
}
/* (선택) 카드 격자에서 보이는 순서대로 살짝씩 순차 재생되도록 지연을 허용 */
.reveal-up[data-delay]{
    transition-delay: attr(data-delay ms); /* 최신 브라우저만 적용; 하위호환은 JS에서 처리 */
}
/* === Scroll Reveal: 아래→위 === E*/


@media screen and (max-width:1200px) {
  .header__inner {
    padding: 0 20px;
  }
  .footer__inner {
    padding: 56px 20px 0;
  }
}
@media screen and (min-width: 768px) and (max-width:1200px) {
  .header__gnb {
    gap: 24px;
  }
  .header__gnb ul.gnb {
    gap: 24px;
  }
}
/* Mobile */
@media screen and (max-width:767px) {
  .main {
    padding-top: 56px;
  }
  #wrap {
    padding-bottom: 538px;
  }
  .header {
    height: 56px;
  }
  .header__gnb {
    gap: 0px;
  }
  .logo {
    width: 142px;
    height: 18px;
  }
  .header__gnb ul.gnb {
    display: none;
  }
  .header__btns {
    display: none;
  }
  .btn_mo_menu {
    display: inline-block;
    width: 28px;
    height: 28px;
    background: url(../_img/common/icon_mo_menu_white.svg) no-repeat center / contain;
  }
  .header.white .btn_mo_menu {
    background: url(../_img/common/icon_mo_menu.svg) no-repeat center / contain;
  }
  .footer {
    bottom: -538px;
    height: 538px;
  }
  .footer__inner .logo {
    width: 204px;
    height: 26px;
  }
  .footer__info {
    flex-direction: column;
    align-items: flex-start;
    row-gap: 8px;
  }
  .footer__info li {
    font-size: 14px;
  }
  .footer__info li .mo_show {
    display: inline-block;
    margin-left: 8px;
  }
  .footer-company__info>div {
    margin-top: 24px;
    flex-direction: column;
    row-gap: 8px;
    align-items: flex-start;
  }
  .footer-company__info>div>span,
  .footer-company__info>div>p {
    font-size: 14px;
  }
  .footer__copyright {  
    margin-top: 24px;
    font-size: 14px;
  }
  .h1_tit {
    font-size: 24px;
  }
  .h2_tit {
    font-size: 20px;
  }
  .page__header {
    height: 387px;
  }
  .page__title h1 {
    font-size: 28px;
  }
  .page__title p {
    font-size: 16px;
  }
  .page__tab {
    height: 78px;
  }
  .page__tab ul li a {
    font-size: 13px;
  }
}