@font-face {
  font-family: 'Outfit';
  font-weight: 100 900;
  font-style: normal;
  src: url('../fonts/Outfit-VariableFont_wght.woff2') format('woff2-variations');
  unicode-range: U+0041-005A, U+0061-007A, U+0030-0039;
}

@font-face {
  font-family: 'Pretendard Variable';
  src: url('../fonts/PretendardVariable.woff2') format('woff2-variations');
  font-weight: 45 920;
  font-display: swap;
}

:root {
  --blue50: #e6edfb;
  --blue100: #b0c7f2;
  --blue200: #8aacec;
  --blue300: #5486e3;
  --blue400: #336fdd;
  --blue500: #004bd5;
  --blue600: #0044c2;
  --blue700: #003597;
  --blue800: #002975;
  --blue900: #002059;

  /* color */
  --primary-400: var(--blue400);
  --primary-200: var(--blue200);
  --primary: var(--blue500);
  --sub-org: #f68519;
  --sub-blue: #60cbf9;

  /* bluegray-color */
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #ecedf0;
  --gray-300: #eeeeee;
  --gray-400: #bdbdbd;
  --gray-500: #9e9e9e;
  --gray-600: #757575;
  --gray-700: #616161;
  --gray-800: #424242;
  --gray-900: #212121;
  --white: #fff;
  --black: #000;

  /* border-color */
  --border-gray: var(--bluegray-300);
  --border-blue: #e1e5eb;

  /* border-radius */
  --br-s: 4px;
  --br-m: 6px;
  --br-l: 8px;
  --br-xl: 16px;
  --br-fill: 999px;

  /* bg-color */
  --lt-blue-100: #f9fcff;
  --lt-gray-100: #fafafa;

  /* left & right padding */
  --padding-web: 60px;
  --padding-tablet: 34px;
  --padding-mobile: 16px;

  /* top & bottom padding */
  --pd-top-bottom-web: 120px;
  --pd-top-bottom-tablet1024: 100px;
  --pd-top-bottom-tablet: 60px;
  --pd-top-bottom-mobile: 40px;

  --head-height: 120px;
  --head-height-m: 80px;
  --max-wrap: 1600px;

  /*font-weight */
  --f-medium: 500;
  --f-semibold: 600;
  --f-bold: 700;
}

/* ==========================================================================
	General Styles
========================================================================== */
html {
  font-size: 62.5%; /* 1rem = 10px */
}

body {
  font-family: 'Outfit', 'Pretendard Variable', sans-serif;
  font-variation-settings: 'wght' var(--f-medium);
  color: var(--gray-700);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 1.4rem;
  word-break: keep-all;
}

::selection {
  color: #fff;
  background: #f16c4b;
}

.section {
  padding: var(--pd-top-bottom-mobile) 0;
}

.cont-width {
  width: 100%;
  max-width: var(--max-wrap);
  padding-left: var(--padding-mobile);
  padding-right: var(--padding-mobile);
  margin: 0 auto;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 30px;
  overflow: hidden;
}

.section-header--center {
  align-items: center;
  text-align: center;
}
.section-header {
  width: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.section-header::after {
  content: '';
  border-bottom: 3px solid var(--sub-org);
  width: 150px;
}
.section-header h3 {
  font-size: 3rem;
  color: var(--gray-900);
  text-transform: uppercase;
  font-variation-settings: 'wght' var(--f-semibold);
}
.section-header h3 strong {
  color: var(--sub-org);
}
.section-header p {
  font-size: 1.4rem;
  line-height: 150%;
}
.responsive-br {
  display: inline;
}
/* ==========================================================================
	$Header
========================================================================== */
#header {
  position: fixed;
  width: 100%;
  left: 0;
  right: 0;
  height: var(--head-height-m);
  z-index: 999;
  background-color: var(--white);
  transition: all 0.3s ease;
}
.header__inner {
  max-width: var(--max-wrap);
  height: 100%;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  -moz-transition: padding 0.3s;
  -o-transition: padding 0.3s;
  -webkit-transition: padding 0.3s;
  transition: padding 0.3s;
  padding: 0 var(--padding-mobile);
}

#header .header__logo {
  display: inline-block;
  width: 40px;
}
#header.header__scroll {
  background-color: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 7px rgba(0, 0, 0, 0.1);
}

/* nav */
.nav {
  opacity: 0;
  height: 0;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  pointer-events: none;
  z-index: 999;
  background-color: var(--primary);
  transition: all 300ms;
}
.nav__menu {
  gap: 50px;
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
}
.nav__menu a {
  font-size: 1.8rem;
  font-variation-settings: 'wght' var(--f-semibold);
  text-transform: uppercase;
  color: var(--white);
}
.nav__menu a:hover {
  color: var(--sub-blue);
}
.nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary);
  padding: 8px;
  border-radius: var(--br-fill);
  z-index: 1000;
}
.nav__toggle img {
  filter: brightness(0) saturate(100%) invert(96%) sepia(6%) saturate(2%) hue-rotate(300deg) brightness(102%) contrast(102%);
}

.nav__toggle img:nth-child(2) {
  display: none;
}
.nav__open {
  opacity: 1;
  height: 100vh;
  pointer-events: initial;
}
.nav__open .nav__menu {
  opacity: 1;
  height: 100%;
}
.nav__open + .nav__toggle img:nth-child(1) {
  display: none;
}
.nav__open + .nav__toggle img:nth-child(2) {
  display: block;
}

/* ==========================================================================
	visual
========================================================================== */
.main {
  height: 500px;
  padding-top: var(--head-height-m);
}
.main .cont-width {
  height: 100%;
  padding-top: 16vw;
  position: relative;
}
.main__headline {
  color: var(--gray-900);
  font-size: 8vw;
  font-variation-settings: 'wght' 200;
  transition: all 0.5s ease-in;
}
.headline--top .char {
  letter-spacing: 6px;
  display: inline-block;
  --delay: calc((var(--char-index) + 1) * 200ms);
  animation: breathe 3000ms infinite both;
  animation-delay: var(--delay);
  animation-timing-function: cubic-bezier(0.645, 0.045, 0.355, 1);
}

.headline--bottom .char {
  display: inline-block;
  --delay: calc((var(--char-index) + 1) * 80ms + 1000ms);
  animation: breathe 3000ms infinite both;
  animation-delay: var(--delay);
  animation-timing-function: cubic-bezier(0.645, 0.045, 0.355, 1);
}

@keyframes breathe {
  0% {
    font-variation-settings: 'wght' 400;
    /* font-size: 8vw; */
    transform: scale(1);
  }
  /* 30% {
    transform: scale(1.05);
  } */
  60% {
    font-variation-settings: 'wght' 900;
    /* font-size: 9vw; */
    transform: scale(1.1);
  }
  /* 90% {
    transform: scale(1.05);
  } */
  100% {
    font-variation-settings: 'wght' 400;
    /* font-size: 8vw; */
    transform: scale(1);
  }
}

.main__description {
  font-size: 1.4rem;
  line-height: 150%;
  width: 68vw;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 10;
  /* overflow: hidden; */
}
.main__description strong {
  color: var(--gray-800);
  font-variation-settings: 'wght' var(--f-semibold);
}
.main__img {
  width: 60vw;
  position: absolute;
  right: 0;
  bottom: -40px;
  transition: all 0.3s;
}

/* ==========================================================================
	About
========================================================================== */
.section--about {
  background-color: #f9fcff;
}
#about .cont-width {
  gap: 30px;
}
.about__section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}
.about__section * {
  line-height: 150%;
}
.about__section-title {
  font-size: 3rem;
  color: var(--primary);
  font-variation-settings: 'wght' var(--f-bold);
  text-transform: capitalize;
}
.about__section-subtitle {
  font-size: 1.8rem;
}
.about__section-subtitle strong {
  color: var(--gray-900);
  font-variation-settings: 'wght' var(--f-semibold);
}

.about__signature {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 20px;
}
.about__signature span {
  color: var(--gray-800);
  font-variation-settings: 'wght' var(--f-semibold);
}
.about__signature img {
  width: 100px;
  mix-blend-mode: multiply;
}
/* ==========================================================================
	product
========================================================================== */
.section--product {
  padding-bottom: 0 !important;
}
.product-description {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.product-description__highlight {
  display: inline-block;
  font-size: 1.8rem;
  color: var(--gray-900);
  font-variation-settings: 'wght' var(--f-semibold);
  line-height: 150%;
}
.step {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  margin-top: 40px;
}
.step__item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.step__item::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: 1px;
  background-color: var(--gray-300);
}
.step__item::after {
  content: '';
  position: absolute;
  top: calc(50% - 8px);
  right: -8px;
  width: 16px;
  height: 16px;
  background-image: url('/images/ico-arrow-right.svg');
}
.step__item:last-child::after,
.step__item:last-child::before {
  display: none;
}
.step__item img {
  width: 40px;
  transition: all 0.3s;
}
.step__item--name {
  font-size: 3vw;
  font-variation-settings: 'wght' var(--f-semibold);
}
.product-diagram {
  margin-top: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.product-diagram__images {
  width: 100%;
  display: grid;
  align-items: center;
  justify-content: center;
  grid-template-columns: 50px 20px auto 20px 50px;
}

.product-diagram__caption {
  display: inline-flex;
  padding: 8px 20px;
  background-color: var(--sub-org);
  border-radius: var(--br-fill);
  color: var(--white);
  margin: 0 auto;
}

.product-block--secondary {
  margin-top: 30px;
  padding-top: 30px;
  padding-bottom: 40px;
  background-image: url(/images/bg-product.png);
  background-repeat: no-repeat;
  background-color: rgba(12, 13, 16, 0.85);
  background-blend-mode: multiply;
  background-size: cover;
}
.product-block--secondary .product-description {
  color: var(--gray-400);
}
.product-block--secondary .product-description__highlight {
  color: var(--white);
}

.business {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}
.business-system {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  transition: all 0.3s;
}
.business-system__item {
  border-radius: var(--br-l);
  background-color: var(--gray-600);
  /* overflow: hidden; */
}
.business-system__item--logo {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--white);
  padding: 0 20px;
}
.business-system__item span {
  height: calc(100% - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px 5px;
  font-size: 1.2rem;
  color: var(--white);
  line-height: 150%;
}
.business-partner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
}
.business-partner span {
  color: var(--white);
  font-size: 3rem;
}
.business-service {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 8px 10px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--br-l);
  transition: all 0.3s;
}
.business-service__item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.business-service__item img {
  width: 20vw;
  max-width: 120px;
}
.business-service__item span {
  width: 100%;
  max-width: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 0;
  margin-top: -20px;
  font-size: 1.1rem;
  color: var(--white);
  background-color: var(--primary-400);
  border-radius: var(--br-fill);
}

/* ==========================================================================
	services
========================================================================== */
.services__content {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.services__block--si,
.services__block--sm {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.services__block-header {
  width: calc(100% + var(--padding-mobile));
  display: flex;
  align-items: center;
  background-color: #60cbf9;
  padding: 16px;
  gap: 14px;
  transition: all 0.3s;
}
.services__block-title {
  flex-shrink: 0;
  width: 70px;
  height: 70px;
  font-size: 3rem;
  color: var(--gray-800);
  font-variation-settings: 'wght' var(--f-semibold);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #c0f4ff;
  border-radius: var(--br-fill);
}
.services__block-title span {
  display: none;
  transition: all 0.3s;
}
.services__block-description {
  color: var(--white);
}
.services__block-header--si {
  border-radius: 0 var(--br-fill) var(--br-fill) 0;
  margin-left: -16px;
  flex-direction: row-reverse;
}
.services__block-header--si .services__block-description {
  text-align: right;
}

.services__block-header--sm {
  border-radius: var(--br-fill) 0 0 var(--br-fill);
  background-color: #4edeb5;
}
.services__block-header--sm .services__block-title {
  background-color: #aeffeb;
}
.services__block-body {
  display: flex;
  flex-direction: column;
  gap: 30px;
}
.services__block-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.services__block-section > span {
  font-size: 1.8rem;
  color: var(--gray-800);
  font-variation-settings: 'wght' var(--f-semibold);
}
.services__block-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.services__block-list li {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.services__block-list li::before {
  content: '';
  width: 4px;
  height: 4px;
  background-color: var(--gray-600);
  margin-top: 6px;
}
.services__block-map {
  display: flex;
  align-items: center;
}
.services__block-map img {
  width: 60%;
  max-width: 280px;
}
.services__block-map ul {
  max-width: 180px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 15px;
}
.services__block-map li {
  display: flex;
  align-items: center;
  font-size: 1.4rem;
  gap: 6px;
}
.services__block-map li span {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--gray-900);
  color: var(--white);
  border-radius: var(--br-s);
}
/* ==========================================================================
	clients
========================================================================== */
.section--clients {
  background-color: var(--gray-50);
}
.section-header--clients {
  position: relative;
  /* overflow: hidden; */
}

.clients__summary {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  gap: 24px;
  text-align: right;
}
.clients__summary-block {
  position: relative;
}
.clients__summary-block:nth-child(1)::after {
  content: '';
  position: absolute;
  top: 0;
  right: -12px;
  height: 100%;
  border-right: 1px solid var(--gray-400);
}
.clients__summary-block dt {
  font-size: 1.2rem;
  font-variation-settings: 'wght' 400;
  color: var(--gray-600);
  margin-bottom: 6px;
}
.clients__summary-block dd {
  color: var(--gray-900);
  font-size: 2rem;
  font-variation-settings: 'wght' var(--f-semibold);
}
.clients__content {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.clients__content span {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 70px;
  padding: 20px 10px;
  background-color: var(--white);
  border: 1px solid var(--gray-200);
}
.clients__content img {
  filter: grayscale(1);
}

/* ==========================================================================
	history
========================================================================== */
.history__content {
  position: relative;
  display: flex;
  flex-direction: column;
  padding-top: 30px;
  padding-bottom: 30px;
  gap: 40px;
}
.history__block {
  overflow-x: hidden;
}
.history__content::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 7px;
  width: 1px;
  background: linear-gradient(180deg, rgba(256, 256, 256, 0) 0%, #3e60ea 7%, #76d6ff 93%, rgba(256, 256, 256, 0) 100%);
}

.history__year {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 4rem;
  color: var(--gray-900);
  font-variation-settings: 'wght' var(--f-semibold);
  margin-bottom: 20px;
}
.history__year::before {
  content: '';
  width: 14px;
  height: 14px;
  border-radius: var(--br-fill);
  border: 2px solid var(--primary-400);
  background-color: var(--white);
}
.history__list {
  margin-left: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.history__list li {
  position: relative;
  display: flex;
  gap: 8px;
}
.history__list li::before {
  content: '';
  width: 4px;
  height: 4px;
  background-color: var(--gray-600);
  margin-top: 6px;
}
/* ==========================================================================
	$Organization
========================================================================== */
.section--organization {
  background-color: #f9fcff;
}
.organization__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}
.organization__logo {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 25vw;
  height: 25vw;
  padding: 30px;
  background-color: #caefff;
  border-radius: var(--br-fill);
  transition: all -0.3s;
}
.organization__logo::after {
  content: '';
  position: absolute;
  bottom: -40px;
  width: 1px;
  height: 40px;
  background-color: var(--gray-300);
}

.organization__block {
  width: 100%;
  display: flex;
  justify-content: space-evenly;
}
.organization__list {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.organization__list:nth-child(2n) {
  margin-left: -8px;
  margin-right: -8px;
}
.organization__list::before {
  content: '';
  width: 1px;
  height: 70px;
  background-color: var(--gray-300);
}
.organization__list:nth-child(2n)::before {
  content: '';
  height: 30px;
}
.organization__list::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100%;
  height: 1px;
  background-color: var(--gray-300);
}
.organization__list:first-child::after,
.organization__list:last-child::after {
  width: 50%;
}
.organization__list:first-child::after {
  right: 0;
}
.organization__list:last-child::after {
  left: 0;
}
.organization__list li {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 2.5vw;
  font-variation-settings: 'wght' var(--f-medium);
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: var(--br-fill);
  padding: 14px 2px;
}
.organization__list__team {
  color: var(--white) !important;
  font-variation-settings: 'wght' var(--f-semibold);
  background-color: var(--primary);
  margin-bottom: 12px;
}

/* ==========================================================================
	$Footer
========================================================================== */

.footer {
  background-color: var(--gray-900);
  color: var(--org50);
  padding: var(--pd-top-bottom-mobile) 0;
}
.footer .cont-width {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}
.footer__logo {
  width: 50px;
}
.footer__info {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  font-size: 1.1rem;
  text-align: right;
  gap: 6px;
}
.footer__info-row {
  color: var(--gray-400);
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}
.footer__info-row--owner {
  color: var(--gray-600);
}