@charset "UTF-8";
/* ==========================================================================
   SOFTTRAIN Official Site
   - PC: 1920 기준 (컨텐츠 1194px)
   - Mobile: 440 기준 (~767px)
   ========================================================================== */

:root {
  --c-bg: #1e1e1e;
  --c-hero: #1a1a1a;
  --c-header: #1c1c1c;
  --c-deep: #161616;
  --c-text: #d6d5cf;
  --c-text-2: #b8b7b2;
  --c-text-3: #8c8b87;
  --c-line: #3a3a39;
  --c-light: #d6d5d0;
  --c-light-card: #e6e5e1;
  --c-ink: #3f3f3d;
  --c-ink-2: #5a5a57;
  --c-orange: #ff5a1a;

  --font-kr: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --font-en: "Figtree", "Pretendard", sans-serif;
  --font-thin: "Outfit", "Figtree", sans-serif;
  --font-hanja: "Noto Serif KR", serif;

  --wrap: 1194px;
  --gutter: 40px;
  --header-h: 110px;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-kr);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.01em;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
select { font: inherit; }
.blind {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.mo-only { display: none; }
:focus-visible { outline: 2px solid var(--c-orange); outline-offset: 3px; }

.wrap { width: min(var(--wrap), 100% - var(--gutter) * 2); margin: 0 auto; }
.en { font-family: var(--font-en); }

/* ---------- header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  background: var(--c-header);
  border-bottom: 1px solid #2b2b2a;
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; padding: 0 80px;
}
.logo { display: flex; align-items: flex-end; gap: 13px; }
.logo img { width: auto; }
.header .logo img { height: 23px; }
.gnb ul { display: flex; gap: 100px; }
.gnb a {
  position: relative; display: block;
  font-family: var(--font-en); font-size: 18px; font-weight: 700; letter-spacing: 0.02em;
  line-height: calc(var(--header-h) - 1px);
  color: var(--c-text);
  transition: opacity .2s;
}
.gnb a::after {
  content: ""; position: absolute; left: -3px; right: -3px; bottom: -1px;
  height: 3px; background: var(--c-text);
  transform: scaleX(0); transition: transform .25s;
}
.gnb a:hover::after, .gnb a.is-active::after { transform: scaleX(1); }
.menu-btn { display: none; }

/* mobile full menu */
.mo-menu {
  position: fixed; inset: 0; z-index: 200;
  display: flex; flex-direction: column;
  background: var(--c-bg);
  opacity: 0; visibility: hidden; transition: opacity .25s, visibility .25s;
}
.mo-menu.is-open { opacity: 1; visibility: visible; }
.mo-menu__head { display: flex; align-items: center; justify-content: space-between; height: 86px; padding: 0 24px; }
.mo-menu__head .logo img { height: 20px; }
.mo-menu__close { position: relative; width: 28px; height: 28px; }
.mo-menu__close::before, .mo-menu__close::after {
  content: ""; position: absolute; left: 2px; right: 2px; top: 50%; height: 1.5px; background: var(--c-text);
}
.mo-menu__close::before { transform: rotate(45deg); }
.mo-menu__close::after { transform: rotate(-45deg); }
.mo-menu nav { flex: 1; display: flex; align-items: center; justify-content: center; padding-bottom: 86px; }
.mo-menu ul { display: flex; flex-direction: column; gap: 66px; text-align: center; }
.mo-menu a { font-family: var(--font-en); font-size: 34px; font-weight: 700; letter-spacing: 0.01em; }
.mo-menu a.is-active { text-decoration: underline; text-underline-offset: 8px; text-decoration-thickness: 2px; }

/* ---------- common ---------- */
main { padding-top: var(--header-h); }
.page { padding-top: 100px; }
.page-title {
  font-family: var(--font-en); font-size: 56px; font-weight: 700; line-height: 70px; letter-spacing: 0;
  color: var(--c-text);
}
.sec-title { font-family: var(--font-en); font-size: 56px; font-weight: 700; line-height: 1.2; letter-spacing: 0; }
.btn-line {
  display: inline-flex; align-items: center; justify-content: center;
  height: 56px; min-width: 210px; padding: 0 30px;
  border: 1px solid #4a4a48; border-radius: 999px;
  font-family: var(--font-en); font-size: 15px; font-weight: 700; letter-spacing: 0.1em;
  transition: background .2s, color .2s, border-color .2s;
}
.btn-line:hover { background: var(--c-text); color: var(--c-bg); border-color: var(--c-text); }

.split { display: grid; grid-template-columns: 612px 1fr; }
.body-text { font-size: 17px; line-height: 30px; color: var(--c-text-2); }
.body-text strong { color: var(--c-text); font-weight: 700; }
.body-text p + p { margin-top: 38px; }

/* tabs (PC: 탭 / Mobile: select) */
.tabs__list {
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  height: 72px; padding: 0; background: var(--c-deep); border-radius: 10px;
}
.tabs__list button {
  border-radius: 10px; font-size: 17px; color: #4f4f4d;
  transition: color .2s, background .2s;
}
.tabs__list button:hover { color: var(--c-text-2); }
.tabs__list button[aria-selected="true"] { background: var(--c-text); color: #1e1e1e; font-weight: 700; }
.tabs__select { display: none; position: relative; }
.tabs__select select {
  width: 100%; height: 56px; padding: 0 56px 0 20px;
  background: var(--c-deep); color: var(--c-text-2); font-size: 15px;
  border: 0; border-radius: 8px; appearance: none; -webkit-appearance: none;
}
.tabs__select::after {
  content: ""; position: absolute; right: 26px; top: 50%; width: 9px; height: 9px; margin-top: -7px;
  border-right: 1.5px solid var(--c-text-2); border-bottom: 1.5px solid var(--c-text-2);
  transform: rotate(45deg); pointer-events: none;
}
.tabs__panel { display: none; }
.tabs__panel.is-active { display: block; animation: fadeUp .4s ease both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* outline card (solutions / recruit) */
.card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.o-card {
  position: relative; min-height: 245px; padding: 76px 40px 40px;
  border: 1px solid var(--c-line); border-radius: 24px;
}
.o-card :is(h3, h4) { font-size: 24px; font-weight: 700; line-height: 1.4; color: var(--c-text); }
.o-card p { margin-top: 14px; font-size: 16px; line-height: 24px; color: var(--c-text-2); }
.o-card__icon { position: absolute; top: 50px; right: 46px; width: 50px; }

/* ---------- footer (dexteditor.com 푸터 형식) ---------- */
.footer { padding: 72px 0 40px; border-top: 1px solid var(--c-line); background: var(--c-deep); color: var(--c-text-3); }
.footer__grid { display: grid; grid-template-columns: 1fr auto; gap: 56px; align-items: start; }
.footer__intro { display: flex; align-items: center; gap: 28px; }
.footer__logo { display: inline-flex; align-items: center; gap: 8px; flex: none; }
.footer__logo img:nth-child(1) { height: 22px; width: auto; }
.footer__logo img:nth-child(2) { height: 22px; width: auto; }
.footer__tagline { font-size: 15px; color: var(--c-text-3); }
.footer__nav { display: flex; flex-wrap: wrap; gap: 6px 0; margin-top: 30px; }
.footer__nav a { position: relative; padding: 0 14px; font-size: 14px; color: var(--c-text-2); transition: color .2s; }
.footer__nav a:first-child { padding-left: 0; }
.footer__nav a + a::before { content: ""; position: absolute; left: 0; top: 50%; width: 1px; height: 11px; margin-top: -5px; background: var(--c-line); }
.footer__nav a:hover { color: var(--c-text); }
.footer__company { margin-top: 18px; font-style: normal; font-size: 13px; line-height: 24px; color: #75746f; }
.footer__company a:hover { color: var(--c-text-2); }
.footer__company b { display: inline-block; margin-top: 4px; font-family: var(--font-en); font-weight: 600; color: var(--c-text-3); }
.footer__aside { display: flex; flex-direction: column; align-items: flex-end; gap: 20px; }
.footer__partner img { height: 30px; width: auto; opacity: .85; transition: opacity .2s; }
.footer__partner:hover img { opacity: 1; }
.footer__sites { display: flex; flex-direction: column; gap: 8px; width: 200px; }
.fsite { position: relative; }
.fsite summary {
  position: relative; display: flex; align-items: center; height: 42px; padding: 0 36px 0 16px;
  border: 1px solid #3e3e3c; border-radius: 4px; background: rgba(255, 255, 255, .04);
  font-size: 13px; color: var(--c-text-2); cursor: pointer; list-style: none; user-select: none;
  transition: border-color .2s, color .2s;
}
.fsite summary::-webkit-details-marker { display: none; }
.fsite summary::after {
  content: ""; position: absolute; right: 15px; top: 50%; margin-top: -2px;
  border: 4px solid transparent; border-top-color: currentColor; transition: transform .2s;
}
.fsite summary:hover, .fsite[open] summary { border-color: #5a5a57; color: var(--c-text); }
.fsite[open] summary::after { transform: rotate(180deg); margin-top: -6px; }
.fsite ul {
  position: absolute; left: 0; right: 0; bottom: calc(100% + 6px); z-index: 20; margin: 0; padding: 6px 0;
  list-style: none; border: 1px solid #3e3e3c; border-radius: 4px; background: #232322;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .45);
}
.fsite li a { display: block; padding: 9px 16px; font-size: 13px; color: var(--c-text-2); }
.fsite li a:hover, .fsite li a:focus-visible { background: rgba(255, 255, 255, .06); color: #fff; }

/* ==========================================================================
   MAIN
   ========================================================================== */
.hero {
  position: relative; overflow: hidden;
  height: 970px; background: var(--c-hero);
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero .wrap { position: relative; height: 100%; padding-top: 262px; }
.hero__title { display: flex; flex-direction: column; gap: 39px; }
.hero__row { display: flex; align-items: baseline; gap: 48px; }
.hero__row img { height: auto; }
.hero__row:first-child img { width: 321px; }
.hero__row:last-child img { width: 371px; }
.hero__row:last-child { gap: 42px; }
.hero__word {
  font-family: var(--font-thin); font-weight: 100; font-size: 126px; line-height: 0.74;
  letter-spacing: -0.01em; color: var(--c-text);
}
.hero__desc { position: absolute; left: 908px; top: 582px; }
.hero__desc p { font-size: 17px; line-height: 30px; color: var(--c-text); }
.hero__desc .btn-line { margin-top: 42px; }

/* hero text reveal */
.js .hero__row, .js .hero__desc { opacity: 0; transform: translateY(24px); transition: opacity 1s ease, transform 1s ease; }
.js .hero.is-in .hero__row, .js .hero.is-in .hero__desc { opacity: 1; transform: none; }
.js .hero.is-in .hero__row:last-child { transition-delay: .15s; }
.js .hero.is-in .hero__desc { transition-delay: .35s; }

.work { padding: 140px 0 140px; text-align: center; }
.work .sec-title { color: var(--c-text); }
.work__lead { margin-top: 56px; font-size: 17px; line-height: 30px; color: var(--c-text); }
.since {
  display: flex; align-items: center; justify-content: center; gap: 40px;
  margin-top: 70px;
  font-family: var(--font-en); font-weight: 700; font-size: 136px; line-height: 1; letter-spacing: -0.02em;
  color: var(--c-text);
}
.since i { display: block; width: 268px; height: 4px; background: var(--c-text); }

.biz { display: grid; grid-template-columns: 1fr 1fr; gap: 0 74px; margin-top: 80px; text-align: left; }
.biz__col { display: flex; flex-direction: column; gap: 72px; }
.biz__col--l { align-items: flex-end; text-align: right; padding-top: 95px; }
.biz__item { display: flex; flex-direction: column; gap: 40px; }
.biz__col--l .biz__item { align-items: flex-end; }
.biz__item--rev { flex-direction: column-reverse; }
.biz__txt h3 { font-family: var(--font-en); font-size: 24px; font-weight: 700; line-height: 1.3; color: var(--c-text); }
.biz__txt p { margin-top: 16px; font-size: 16px; line-height: 24px; color: var(--c-text-2); }
.biz__img { overflow: hidden; border-radius: 30px; }
.biz__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.biz__item:hover .biz__img img { transform: scale(1.04); }
.biz__img--lg { width: 560px; }
.biz__img--sm { width: 378px; }
.biz__img--uxui { aspect-ratio: 560 / 649; }
.biz__img--si { aspect-ratio: 560 / 405; }
.biz__img--agr { aspect-ratio: 378 / 437; }
.biz__img--health { aspect-ratio: 378 / 330; }

/* main solutions */
.m-sol { position: relative; overflow: hidden; background: var(--c-light); color: var(--c-ink); padding: 140px 0 0; }
.m-sol__head { display: flex; justify-content: space-between; align-items: flex-start; }
.m-sol__head .sec-title { color: var(--c-ink); }
.m-sol__head p { width: 370px; font-size: 17px; line-height: 30px; color: var(--c-ink-2); }
.m-sol__deco { position: absolute; pointer-events: none; opacity: .32; }
.m-sol__deco--soft { left: 2.3%; top: 228px; width: 1000px; }
.m-sol__deco--train { right: 2%; top: 765px; width: 1112px; }
.m-sol__cards {
  position: relative; display: grid; grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, auto);
  grid-auto-flow: column; gap: 30px; margin-top: 150px;
}
.s-card {
  position: relative; min-height: 276px; padding: 88px 40px 40px;
  background: var(--c-light-card); border-radius: 24px;
  transition: transform .3s, box-shadow .3s;
}
.s-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(0,0,0,.08); }
.s-card__icon { position: absolute; top: 40px; right: 38px; width: 30px; }
.s-card h3 { font-size: 24px; font-weight: 700; color: var(--c-ink); }
.s-card p { margin-top: 18px; font-size: 16px; line-height: 24px; color: var(--c-ink); }
.s-card .btn-line {
  margin-top: 18px; height: 48px; min-width: 160px; padding: 0 24px;
  border-color: #9a9995; font-size: 14px; font-weight: 500; color: var(--c-ink);
}
.s-card .btn-line:hover { background: var(--c-ink); color: var(--c-light-card); border-color: var(--c-ink); }
.dots { display: none; }

.partners-line { position: relative; margin-top: 210px; }
.partners-line .sec-title { color: var(--c-ink); }
.logo-grid--line {
  display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 70px;
  border-top: 1px solid #c6c5c0;
}
.logo-grid--line li {
  display: flex; align-items: center; justify-content: center; height: 137px;
  border-bottom: 1px solid #c6c5c0;
}
.logo-grid--line img { max-width: 72%; max-height: 42px; filter: brightness(0); opacity: .5; }

/* ==========================================================================
   ABOUT
   ========================================================================== */
.intro { padding: 100px 0 150px; }
.intro .page-title { padding-top: 2px; }
.banner { height: 383px; overflow: hidden; }
.banner img { width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; }
.history { padding: 160px 0 0; }
.history .sec-title, .about-partners .sec-title, .contact .sec-title { color: var(--c-text); }
.history__list { padding-top: 8px; }
.history__list li { display: grid; grid-template-columns: 113px 1fr; align-items: baseline; }
.history__list li + li { margin-top: 37px; }
.history__list li.is-cont { margin-top: 8px; }
.history__list li.is-cont .history__y { visibility: hidden; }
.history__y { font-family: var(--font-en); font-size: 24px; font-weight: 600; color: var(--c-text); }
.history__y span { display: none; }
.history__list p { font-size: 18px; line-height: 30px; color: var(--c-text-2); }
.history__list p .m { margin-right: 6px; }

.about-partners { padding-top: 160px; }
.logo-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); row-gap: 0; margin-top: 50px;
}
.logo-grid li { display: flex; align-items: center; justify-content: center; height: 113.5px; }
.logo-grid img { max-width: 76%; max-height: 64px; }

.contact { padding-top: 200px; }
.contact dl { display: grid; grid-template-columns: auto 1fr; gap: 34px 24px; align-items: baseline; padding-top: 14px; }
.contact dt { font-family: var(--font-en); font-size: 24px; font-weight: 700; color: var(--c-text); }
.contact dd { font-size: 18px; color: var(--c-text-2); }
.map { height: 480px; margin: 116px 3px 0; background: #d9d9d9; }
.map iframe { display: block; width: 100%; height: 100%; border: 0; filter: grayscale(1) contrast(.95); }

/* ==========================================================================
   PROJECTS
   ========================================================================== */
.projects .tabs { margin-top: 56px; }
.proj-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 74px 28px; padding-top: 108px; }
.proj { padding-top: 45px; border-top: 1px solid var(--c-line); }
.proj h3 { font-size: 22px; font-weight: 700; line-height: 1.3; color: var(--c-text); }
.proj time { display: block; margin-top: 6px; font-family: var(--font-en); font-size: 14px; color: var(--c-text-3); }
.proj ul, .proj p { margin-top: 20px; font-size: 16px; line-height: 24px; color: var(--c-text-3); }
.proj li { padding-left: 0.6em; text-indent: -0.6em; }
.proj li::before { content: "· "; }

/* ==========================================================================
   SOLUTIONS
   ========================================================================== */
.solutions .tabs { margin-top: 56px; }
.sol__title { padding: 88px 0 100px; text-align: center; font-size: 34px; font-weight: 700; color: var(--c-text); }
.sol__intro { max-width: 780px; margin: -60px auto 100px; text-align: center; font-size: 17px; line-height: 30px; color: var(--c-text-2); }
.sol__band { position: relative; height: 490px; }
.sol__band .wrap { position: relative; height: 100%; display: flex; align-items: center; }
.sol__band--health { background: var(--c-light); color: #222; }
.sol__band--traffic { background: #fdebc8; color: #222; }
.sol__band--biz { background: #fddbc8; color: #222; }
.sol__visual { position: absolute; top: 0; }
.sol__band--health .sol__visual { left: -63px; width: 830px; }
.sol__band--traffic .sol__visual { left: 227px; width: 360px; }
.sol__text { position: relative; z-index: 1; margin-left: 715px; }
.sol__text h3 { font-size: 30px; font-weight: 700; line-height: 1.24; }
.sol__text > p { margin-top: 22px; font-size: 18px; line-height: 30px; }
.sol__text ul { margin-top: 20px; font-size: 18px; line-height: 30px; }
.sol__text li::before { content: "· "; }
.sol__band--biz .sol__visual { left: 60px; top: 50%; width: 440px; transform: translateY(-50%); }
.sol__head { display: flex; flex-direction: column-reverse; align-items: flex-start; gap: 30px; }
.sol__biz-icons { width: 110px; }
.sol__cards { padding-top: 138px; }
.lineup { border-bottom: 1px solid var(--c-line); }
.lineup__item {
  display: grid; grid-template-columns: 304px 1fr auto; column-gap: 28px; align-items: start;
  padding: 48px 0 52px; border-top: 1px solid var(--c-line);
}
.lineup__name { text-align: center; }
.lineup__logo {
  display: flex; align-items: center; justify-content: center;
  height: 56px; margin-bottom: 20px;
}
.lineup__logo img { width: auto; height: auto; max-width: 220px; max-height: 36px; opacity: .92; transition: opacity .25s; }
.lineup__item:hover .lineup__logo img { opacity: 1; }
.lineup__logo--dextupload-x5 img { max-height: 42px; }
.lineup__wordmark { display: flex; align-items: center; gap: 8px; font-family: var(--font-en); font-size: 24px; font-weight: 800; letter-spacing: -0.01em; color: var(--c-text); }
.lineup__wordmark i { width: 16px; height: 16px; border-radius: 3px; background: linear-gradient(135deg, var(--c-text) 0 50%, #6c6b68 50% 100%); }
.lineup__cat { display: block; font-size: 14px; color: var(--c-text-3); }
.lineup__name h3 { margin-top: 6px; font-family: var(--font-en); font-size: 28px; font-weight: 700; line-height: 1.25; color: var(--c-text); }
.lineup__body { max-width: 620px; }
.lineup__body p { font-size: 16px; line-height: 27px; color: var(--c-text-2); }
.lineup__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.lineup__tags li { padding: 6px 14px; border: 1px solid var(--c-line); border-radius: 999px; font-size: 13px; line-height: 18px; color: var(--c-text-2); }
.lineup__link {
  display: inline-flex; align-items: center; gap: 10px; height: 48px; padding: 0 24px;
  border: 1px solid #4a4a48; border-radius: 999px; font-size: 15px; white-space: nowrap; color: var(--c-text);
  transition: background .2s, color .2s, border-color .2s;
}
.lineup__link::after {
  content: ""; width: 10px; height: 10px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M2 8L8 2M3.5 2H8v4.5' fill='none' stroke='%23000' stroke-width='1.4'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpath d='M2 8L8 2M3.5 2H8v4.5' fill='none' stroke='%23000' stroke-width='1.4'/%3E%3C/svg%3E") center / contain no-repeat;
}
.lineup__link:hover { background: var(--c-text); color: var(--c-bg); border-color: var(--c-text); }
.solutions .lineup { margin-bottom: 20px; }

/* FAQ (DEXT) */
.faq { margin-top: 140px; }
.faq__title { font-size: 34px; font-weight: 700; color: var(--c-text); }
.faq__list { margin-top: 40px; border-bottom: 1px solid var(--c-line); }
.faq__item { border-top: 1px solid var(--c-line); }
.faq__item summary {
  position: relative; display: block; padding: 28px 60px 28px 0;
  font-size: 19px; font-weight: 600; line-height: 1.5; color: var(--c-text);
  cursor: pointer; list-style: none;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: ""; position: absolute; right: 8px; top: 50%; width: 10px; height: 10px; margin-top: -8px;
  border-right: 1.5px solid var(--c-text-2); border-bottom: 1.5px solid var(--c-text-2);
  transform: rotate(45deg); transition: transform .25s;
}
.faq__item[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq__item summary:hover { color: #fff; }
.faq__item p a { color: var(--c-text); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: #6c6b68; }
.faq__item p a:hover { color: #fff; text-decoration-color: currentColor; }
.faq__item p { max-width: 860px; padding: 0 60px 30px 0; font-size: 16px; line-height: 28px; color: var(--c-text-2); }

/* ==========================================================================
   RECRUIT
   ========================================================================== */
.core { margin-top: 82px; }
.core h2 { font-family: var(--font-en); font-size: 34px; font-weight: 700; color: var(--c-text); }
.core .body-text { margin-top: -8px; }
.values { display: grid; grid-template-columns: repeat(3, 360px); justify-content: space-between; margin-top: 80px; }
.value {
  position: relative; height: 500px; padding: 280px 56px 0;
  border: 1px solid #3f3f3e; border-radius: 60px;
  transition: border-color .3s, background .3s;
}
.value:hover { border-color: #6a6a68; background: #222221; }
.value__num { position: absolute; top: 62px; right: 56px; font-family: var(--font-en); font-size: 36px; font-weight: 700; color: var(--c-text); }
.value__read { font-size: 12px; color: var(--c-text-3); }
.value__hanja { margin-top: 6px; font-family: var(--font-hanja); font-size: 44px; font-weight: 300; line-height: 1.3; color: var(--c-text); }
.value__desc { margin-top: 36px; font-size: 15px; line-height: 24px; color: var(--c-text); }

.recruit .sub { font-size: 34px; font-weight: 700; color: var(--c-text); }
.jobs { margin-top: 180px; }
.jobs .tabs__select { margin-top: 30px; }
.jobs__panels { margin-top: 64px; }
.jobs__panel { display: grid; grid-template-columns: 304px repeat(3, 1fr); column-gap: 28px; }
.jobs__panel + .jobs__panel { margin-top: 80px; }
.jobs__cat { grid-column: 1; grid-row: 1 / span 2; font-family: var(--font-kr); font-size: 22px; font-weight: 700; color: var(--c-text); }
.job { padding: 48px 0 70px; border-top: 1px solid var(--c-line); }
.job h4 { font-family: var(--font-en); font-size: 22px; font-weight: 700; line-height: 30px; color: var(--c-text); }
.job p { margin-top: 16px; font-size: 16px; line-height: 24px; color: var(--c-text-3); }
.jobs__panel .job:nth-of-type(n+4) { padding-bottom: 0; }
.jobs__cat { padding-top: 0; transform: translateY(-14px); }
.welfare { margin-top: 160px; }
.welfare .card-grid { margin-top: 70px; }
.welfare .o-card { padding-top: 120px; }
.welfare .o-card__icon { top: 52px; right: 48px; width: auto; height: 46px; }

/* ==========================================================================
   TABLET (768 ~ 1279)
   ========================================================================== */
@media (max-width: 1279px) {
  .header__inner { padding: 0 40px; }
  .gnb ul { gap: 48px; }
  .split { grid-template-columns: 45% 1fr; }
  .hero .wrap { padding-top: 220px; }
  .hero__row img { width: min(321px, 26vw) !important; }
  .hero__row:last-child img { width: min(371px, 30vw) !important; }
  .hero__word { font-size: min(126px, 10vw); }
  .hero__desc { left: auto; right: 0; }
  .since { font-size: min(136px, 11vw); }
  .since i { width: 18vw; }
  .biz__img--lg { width: 100%; }
  .biz__img--sm { width: 68%; }
  .m-sol__deco { display: none; }
  .values { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .value { padding: 260px 36px 0; }
  .value__num { right: 36px; }
  .jobs__panel { grid-template-columns: 200px repeat(3, 1fr); }
  .lineup__item { grid-template-columns: 200px 1fr auto; }
  .sol__band--health .sol__visual { left: -63px; width: 60%; }
  .sol__band--traffic .sol__visual { left: 12%; }
  .sol__band--biz .sol__visual { width: 44%; }
  .sol__text { margin-left: 58%; }
  .footer__intro { flex-direction: column; align-items: flex-start; gap: 14px; }
}

/* ==========================================================================
   MOBILE (~767)
   ========================================================================== */
@media (max-width: 767px) {
  :root { --gutter: 24px; --header-h: 86px; }
  body { font-size: 15px; }
  .pc-only { display: none !important; }
  .mo-only { display: revert; }

  .header { border-bottom: 0; }
  .header__inner { padding: 0 24px; }
  .header .logo { gap: 10px; }
  .header .logo img { height: 20px; }
  .gnb { display: none; }
  .menu-btn { display: block; position: relative; width: 26px; height: 22px; margin-right: -2px; }
  .menu-btn span { position: absolute; left: 2px; height: 2px; background: var(--c-text); border-radius: 2px; }
  .menu-btn span:nth-child(1) { top: 3px; width: 22px; }
  .menu-btn span:nth-child(2) { top: 10px; width: 12px; left: 12px; }
  .menu-btn span:nth-child(3) { top: 17px; width: 22px; }

  .page { padding-top: 46px; }
  .page-title, .sec-title { font-size: 34px; line-height: 44px; }
  .split { display: block; }
  .body-text { font-size: 15px; line-height: 30px; }
  .body-text p + p { margin-top: 30px; }

  .tabs__list { display: none; }
  .tabs__select { display: block; }

  .card-grid { grid-template-columns: 1fr; gap: 24px; }
  .o-card { min-height: 0; padding: 48px 40px 42px; border-radius: 24px; }
  .o-card :is(h3, h4) { font-size: 18px; }
  .o-card p { margin-top: 18px; font-size: 14px; line-height: 24px; }

  /* footer */
  .footer { padding: 48px 0 36px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__logo img:nth-child(1), .footer__logo img:nth-child(2) { height: 18px; }
  .footer__tagline { font-size: 13px; line-height: 21px; }
  .footer__nav { margin-top: 22px; }
  .footer__nav a { padding: 0 10px; font-size: 13px; }
  .footer__company { font-size: 12px; line-height: 21px; word-break: keep-all; }
  .footer__aside { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-top: 24px; border-top: 1px solid var(--c-line); }
  .footer__partner img { height: 24px; }
  .footer__sites { flex-direction: row; width: 100%; }
  .fsite { flex: 1; min-width: 0; }

  /* main hero */
  .hero { height: 704px; }
  .hero .wrap { padding-top: 248px; text-align: center; }
  .hero__title { gap: 10px; align-items: center; }
  .hero__row { gap: 18px !important; }
  .hero__row:first-child img { width: 112px !important; }
  .hero__row:last-child img { width: 131px !important; }
  .hero__word { font-size: 48px; font-weight: 200; }
  .hero__desc { position: static; margin-top: 30px; }
  .hero__desc p { font-size: 15px; line-height: 28px; }
  .hero__desc .btn-line { width: 202px; margin-top: 28px; }

  .work { padding: 126px 0 100px; }
  .work__lead { margin-top: 22px; font-size: 15px; line-height: 26px; }
  .since { flex-direction: column; gap: 32px; margin-top: 62px; font-size: 90px; color: transparent; -webkit-text-stroke: 1px #5a5a58; }
  .since i { width: 1px; height: 80px; background: #5a5a58; }
  .biz { display: flex; flex-direction: column; gap: 32px; margin-top: 64px; padding: 0 16px; }
  .biz__col { display: contents; }
  .biz__item, .biz__item--rev { flex-direction: column; gap: 0; overflow: hidden; border-radius: 30px; align-items: stretch !important; text-align: left; }
  .biz__item:nth-child(1) { order: 1; }
  .biz__col--r .biz__item:nth-child(1) { order: 2; }
  .biz__col--l .biz__item:nth-child(2) { order: 3; }
  .biz__col--r .biz__item:nth-child(2) { order: 4; }
  .biz__img, .biz__img--lg, .biz__img--sm { order: -1; width: 100%; aspect-ratio: 360 / 410; border-radius: 0; }
  .biz__img--si { aspect-ratio: 360 / 392; }
  .biz__img--health { aspect-ratio: 360 / 392; }
  .biz__img--agr { aspect-ratio: 360 / 420; }
  .biz__txt { padding: 30px 24px 38px; }
  .biz__txt h3 { font-size: 22px; }
  .biz__txt p { margin-top: 12px; font-size: 15px; line-height: 22px; }
  .biz__txt p br { display: none; }
  .biz__txt--uxui { background: #ffb48f; }
  .biz__txt--si { background: #272b31; }
  .biz__txt--health { background: #e2e4e3; }
  .biz__txt--agr { background: #3a5c5f; }
  .biz__txt--uxui h3, .biz__txt--uxui p, .biz__txt--health h3, .biz__txt--health p { color: #222; }
  .biz__txt--si p, .biz__txt--agr p { color: #d6d5cf; }
  .biz__img--uxui img { object-position: 60% 50%; }

  .m-sol { padding-top: 84px; }
  .m-sol__head { flex-direction: column; align-items: center; text-align: center; }
  .m-sol__head p { width: auto; margin-top: 22px; font-size: 15px; line-height: 26px; }
  .m-sol__cards {
    display: flex; gap: 12px; margin: 28px calc(var(--gutter) * -1) 0; padding: 0 70px;
    overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  }
  .m-sol__cards::-webkit-scrollbar { display: none; }
  .s-card { flex: 0 0 300px; min-height: 336px; padding: 132px 40px 40px; scroll-snap-align: center; }
  .s-card:hover { transform: none; box-shadow: none; }
  .s-card__icon { top: 40px; width: 28px; }
  .s-card h3 { font-size: 22px; }
  .s-card p { margin-top: 26px; font-size: 14px; line-height: 24px; }
  .s-card .btn-line { margin-top: 22px; min-width: 136px; height: 48px; font-size: 13px; }
  .dots { display: flex; justify-content: center; gap: 8px; margin-top: 32px; }
  .dots button { width: 8px; height: 8px; border-radius: 50%; background: #bbbab5; }
  .dots button[aria-current="true"] { background: #444; }
  .partners-line { margin-top: 84px; text-align: center; }
  .logo-grid--line { grid-template-columns: repeat(3, 1fr); margin-top: 22px; border-top-color: #c6c5c0; }
  .logo-grid--line li { height: 76px; }
  .logo-grid--line img { max-width: 84%; max-height: 26px; }

  /* about */
  .intro { padding: 0 0 70px; }
  .intro .body-text { margin-top: 48px; }
  .banner { height: auto; }
  .banner img { aspect-ratio: 440 / 286; }
  .history { padding-top: 70px; }
  .history__list { margin-top: 30px; }
  .history__list li { grid-template-columns: 82px 1fr; }
  .history__list li + li, .history__list li.is-cont { margin-top: 24px; }
  .history__list li.is-cont .history__y { visibility: visible; }
  .history__y { font-size: 15px; font-weight: 700; color: var(--c-text-2); }
  .history__y span { display: inline; }
  .history__list p { font-size: 15px; line-height: 21px; }
  .history__list p .m { display: none; }
  .about-partners { padding-top: 76px; }
  .logo-grid { grid-template-columns: repeat(3, 1fr); margin: 24px -8px 0; }
  .logo-grid li { height: 56px; }
  .logo-grid img { max-width: 82%; max-height: 28px; }
  .contact { display: flex; flex-direction: column; padding-top: 64px; }
  .contact .wrap { display: contents; }
  .contact .sec-title { margin: 0 var(--gutter); }
  .contact dl { order: 3; grid-template-columns: 64px 1fr; gap: 28px 0; margin: 0 var(--gutter); padding: 40px 0 0; }
  .contact dt { font-size: 15px; color: var(--c-text-2); }
  .contact dd { font-size: 15px; line-height: 22px; }
  .map { order: 2; height: 288px; margin: 34px 0 0; }

  /* projects */
  .projects .tabs { margin-top: 40px; }
  .proj-grid { display: block; padding-top: 40px; }
  .proj { padding: 30px 0 50px; }
  .proj h3 { font-size: 17px; }
  .proj time { margin-top: 4px; font-size: 12px; }
  .proj ul, .proj p { margin-top: 18px; font-size: 13px; line-height: 24px; }

  /* solutions */
  .solutions .tabs { margin-top: 40px; }
  .sol__title { padding: 30px 0 40px; text-align: left; font-size: 22px; }
  .sol__title + .sol__intro { margin: -24px 0 50px; text-align: left; font-size: 15px; line-height: 26px; }
  .sol__band { height: auto; padding: 0 0 54px; }
  .sol__band .wrap { display: block; }
  .sol__visual { position: static; width: auto !important; transform: none !important; }
  .sol__band--health .sol__visual { margin: 0 calc(var(--gutter) * -1); }
  .sol__band--traffic .sol__visual { width: 260px !important; margin: 0 auto; }
  .sol__band--traffic { padding-top: 50px; }
  .sol__band--biz { padding-top: 46px; }
  .sol__text { margin: 24px 0 0; text-align: center; }
  .sol__text h3 { font-size: 17px; line-height: 24px; }
  .sol__text > p { margin-top: 6px; font-size: 14px; line-height: 24px; }
  .sol__text ul { margin-top: 16px; font-size: 14px; line-height: 24px; }
  .sol__band--traffic .sol__text { margin-top: 0; }
  .sol__mo-h { margin-bottom: 26px; text-align: center; font-size: 17px; font-weight: 700; line-height: 24px; }
  .sol__band--traffic .sol__text > p { margin-top: 26px; }
  .sol__band--biz .sol__head { flex-direction: row; justify-content: space-between; align-items: center; text-align: left; }
  .sol__band--biz .wrap { display: flex; flex-direction: column; }
  .sol__band--biz .sol__text { display: contents; }
  .sol__band--biz .sol__head { order: 1; }
  .sol__band--biz .sol__visual { order: 2; }
  .sol__band--biz .sol__text > p { order: 3; margin-top: 24px; text-align: center; }
  .sol__biz-icons { width: 104px; margin: 0; }
  .sol__band--biz .sol__visual { width: 290px !important; margin: 36px auto 0; }
  .sol__band--biz .sol__text { margin-top: 0; }
  .sol__cards { padding-top: 64px; }
  .lineup__item { grid-template-columns: 1fr; row-gap: 16px; padding: 30px 0 36px; }
  .lineup__name h3 { font-size: 20px; }
  .lineup__cat { font-size: 12px; }
  .lineup__logo { height: 48px; margin-bottom: 14px; }
  .lineup__logo img { max-width: 200px; max-height: 30px; }
  .lineup__logo--dextupload-x5 img { max-height: 36px; }
  .lineup__wordmark { font-size: 20px; }
  .lineup__body p { font-size: 14px; line-height: 24px; }
  .lineup__tags { gap: 6px; margin-top: 14px; }
  .lineup__tags li { padding: 4px 11px; font-size: 12px; }
  .faq { margin-top: 70px; }
  .faq__title { font-size: 22px; }
  .faq__list { margin-top: 20px; }
  .faq__item summary { padding: 22px 36px 22px 0; font-size: 15px; }
  .faq__item summary::after { right: 4px; width: 8px; height: 8px; }
  .faq__item p { padding: 0 0 24px; font-size: 14px; line-height: 24px; }
  .lineup__link { justify-self: start; height: 42px; padding: 0 20px; font-size: 14px; }

  /* recruit */
  .core { margin-top: 28px; }
  .core h2 { font-size: 22px; }
  .core .body-text { margin-top: 24px; }
  .values {
    display: flex; gap: 16px; margin: 70px calc(var(--gutter) * -1) 0; padding: 0 calc(50% - 130px);
    overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  }
  .values::-webkit-scrollbar { display: none; }
  .value { flex: 0 0 260px; height: 370px; padding: 170px 36px 0; border-radius: 50px; scroll-snap-align: center; }
  .value__num { top: 52px; right: 36px; font-size: 30px; }
  .value__read { font-size: 10px; }
  .value__hanja { font-size: 32px; }
  .value__desc { margin-top: 22px; font-size: 12px; line-height: 24px; }
  .recruit .sub { font-size: 22px; }
  .jobs { margin-top: 70px; }
  .jobs__panels { margin-top: 16px; }
  .jobs__panel { display: none; }
  .jobs__panel.is-active { display: block; }
  .jobs__panel + .jobs__panel { margin-top: 0; }
  .jobs__cat { transform: none; padding-bottom: 20px; font-size: 22px; font-weight: 300; color: var(--c-text-3); }
  .job { padding: 28px 0 46px; }
  .job h4 { font-size: 17px; line-height: 24px; color: var(--c-text-2); }
  .job p { margin-top: 10px; font-size: 13px; line-height: 24px; }
  .job h4 br { display: none; }
  .welfare { margin-top: 30px; }
  .welfare .card-grid { margin-top: 28px; gap: 16px; }
  .welfare .o-card { padding: 98px 30px 34px; }
  .welfare .o-card__icon { top: 40px; right: 34px; height: 38px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}