@charset "utf-8";
/* GS TECZEN 서브 */

:root {
  --gs-sub-side: clamp(20px, 10.94vw, 210px);
  --gs-tab-h: 64px;
  --gs-ov: rgba(7, 18, 37, .3);
}

/* ===== 서브 비주얼 + 탭바 ===== */
.gs-subvis { position: relative; display: flex; align-items: center; justify-content: center; height: 100vh; min-height: 640px; max-height: 1080px; padding: var(--gs-hd-h) 20px var(--gs-tab-h); background-color: var(--gs-navy); background-repeat: no-repeat; background-size: cover; background-position: var(--bg-pos, center); color: #fff; text-align: center; }
.gs-subvis::before { content: ""; position: absolute; inset: 0; background: var(--gs-ov); }
.gs-subvis__inner { position: relative; }
.gs-subvis__title { font-size: clamp(32px, 2.6vw, 50px); font-weight: 800; line-height: 1.2; letter-spacing: -0.02em; text-transform: uppercase; text-shadow: 0 0 20px rgba(2, 5, 10, .4); }
.gs-subvis__crumb { display: flex; justify-content: center; flex-wrap: wrap; gap: 13px; margin-top: 15px; font-size: 18px; font-weight: 300; letter-spacing: -0.02em; }
.gs-subvis__crumb a { color: #fff; }
.gs-subvis__crumb > * + *::before { content: ""; display: inline-block; width: 1px; height: 12px; margin-right: 13px; background: rgba(255, 255, 255, .7); vertical-align: -1px; }
.gs-subvis__scroll { bottom: var(--gs-tab-h); }
.gs-subvis__scroll i { display: block; }

.gs-subtab { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; background: rgba(0, 0, 0, .42); }
.gs-subtab ul { display: flex; justify-content: center; overflow-x: auto; scrollbar-width: none; }
.gs-subtab ul::-webkit-scrollbar { display: none; }
.gs-subtab li { flex: none; }
.gs-subtab a { display: block; width: 200px; padding: 20px 10px; font-size: 20px; font-weight: 700; line-height: 24px; letter-spacing: -0.02em; color: #fff; text-align: center; white-space: nowrap; transition: background .2s, color .2s; }
.gs-subtab a:hover { background: rgba(255, 255, 255, .12); }
.gs-subtab a.is-active { background: #fff; color: #140e4e; }

/* ===== 본문 공통 ===== */
.gs-container { padding: 0; }
.gs-container.is-bbs { padding: 120px clamp(20px, 10.42vw, 200px) 140px; }
.gs-sub { word-break: keep-all; color: #474340; }
.gs-sec { position: relative; padding: 100px var(--gs-sub-side); }
.gs-sec__inner { position: relative; width: 100%; max-width: 1500px; margin: 0 auto; }
.gs-sec--dark { color: #fff; background-color: var(--gs-navy); background-repeat: no-repeat; background-position: center; background-size: cover; }
.gs-sec--dark::before { content: ""; position: absolute; inset: 0; background: var(--ov, var(--gs-ov)); }
.gs-sec--full { display: flex; flex-direction: column; justify-content: center; min-height: 960px; }
@media (min-width: 1025px) and (hover: hover) {
  .gs-sec--fixed { background-attachment: fixed; }
}

.gs-head { display: flex; flex-direction: column; gap: 50px; }
.gs-head.is-center { align-items: center; text-align: center; }
.gs-eyebrow { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; text-transform: uppercase; color: #99a1af; }
.gs-sec--dark .gs-eyebrow,
.gs-pin .gs-eyebrow { color: #eaeaea; }
.gs-h3 { font-size: clamp(30px, 2.6vw, 50px); font-weight: 800; line-height: 1.3; letter-spacing: -0.02em; color: #0e1820; }
.gs-sec--dark .gs-h3,
.gs-pin .gs-h3 { color: #fff; text-shadow: 0 0 30px #061f39; }
.gs-h3.is-orange { color: var(--gs-orange); }
.gs-body { font-size: clamp(16px, 1.15vw, 22px); line-height: 1.73; letter-spacing: -0.04em; }

/* 등장 */
.gs-reveal { opacity: 0; transform: translateY(40px); transition: opacity .9s ease, transform .9s ease; }
.gs-reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .gs-reveal { opacity: 1; transform: none; transition: none; }
}

/* 유리 카드(1-2) */
.gs-glass { position: relative; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; padding: 30px; border: 1px solid #285575; border-radius: 10px; background: linear-gradient(to bottom, rgba(59, 103, 134, .5), rgba(14, 24, 32, .5)); backdrop-filter: blur(7px); -webkit-backdrop-filter: blur(7px); box-shadow: 4px 4px 20px rgba(0, 0, 0, .25); color: #fff; }
.gs-glass > img { height: 57px; width: auto; }
.gs-glass__text { align-self: stretch; display: flex; flex-direction: column; gap: 15px; }
.gs-glass__label { font-size: 18px; font-weight: 500; color: #eaeaea; }
.gs-glass__value { font-size: clamp(20px, 1.35vw, 26px); font-weight: 800; letter-spacing: -0.02em; }
.gs-glass.is-purple { background: linear-gradient(to bottom, rgba(2, 33, 157, .5), rgba(14, 24, 32, .5)); }
.gs-glass.is-purple > img { height: 60px; }
.gs-glass__num { font-size: 18px; font-weight: 500; opacity: .6; }
.gs-glass__title { font-size: clamp(24px, 1.56vw, 30px); font-weight: 800; letter-spacing: -0.02em; }
.gs-glass__desc { font-size: clamp(16px, 1.04vw, 20px); font-weight: 300; line-height: 1.6; letter-spacing: -0.04em; }
.gs-glass-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.gs-glass-row.is-3 { grid-template-columns: repeat(3, 1fr); }

/* ===== 1-1 CEO 인사말 ===== */
.gs-sec.gs-pin { position: relative; padding: 0; background: var(--gs-navy); color: #fff; clip-path: inset(0); }
.gs-pin__bg { position: fixed; inset: 0; background: var(--bg) center / cover no-repeat; }
.gs-pin__bg::after { content: ""; position: absolute; inset: 0; background: var(--gs-ov); }
.gs-pin__content { position: relative; padding: 0 var(--gs-sub-side); }
.gs-ceo-pin__stage { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 60px; min-height: 100vh; padding: 100px 0; }
.gs-ceo-pin__headin { opacity: 0; transform: translateY(50px); transition: opacity .9s ease, transform .9s ease; }
.gs-ceo-pin__headin.is-in { opacity: 1; transform: none; }
@media (min-width: 1025px) {
  .gs-ceo-pin { height: 250vh; }
  .gs-ceo-pin .gs-pin__content { height: 100%; }
  .gs-ceo-pin__stage { position: sticky; top: 0; display: grid; place-items: center; height: 100vh; min-height: 0; padding: var(--gs-hd-h) 0 0; }
  .gs-ceo-pin__head,
  .gs-ceo-pin__letter { grid-area: 1 / 1; will-change: transform, opacity; }
  .gs-ceo-pin__letter { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .gs-ceo-pin__headin { opacity: 1; transform: none; transition: none; }
}
.gs-ceo__letter { display: flex; flex-direction: column; align-items: center; gap: 50px; color: #fff; text-align: center; }
.gs-ceo__letter .gs-body { line-height: 1.82; }
.gs-ceo__letter .gs-body p + p { margin-top: 40px; }
.gs-ceo__sign { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; }

/* ===== 1-2 회사개요 ===== */
.gs-overview { justify-content: space-between; gap: 80px; }
.gs-overview .gs-head { margin-top: 0; }
.gs-philo { display: flex; flex-direction: column; gap: 80px; }
.gs-philo .gs-glass { gap: 22px; }

/* ===== 1-3 연혁 ===== */
.gs-hist { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 50px; margin-top: 80px; }
.gs-hist__row { display: flex; align-items: center; gap: 88px; padding: 30px 40px 30px 100px; border: 1px solid rgba(255, 255, 255, .2); border-radius: 16px; background: linear-gradient(112deg, rgba(59, 103, 134, .5) 37.66%, rgba(14, 24, 32, .5) 70.26%); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px); color: #fff; transition: background .3s, color .3s; }
.gs-hist__row:hover { background: #fff; color: #293035; }
.gs-hist__year { flex: none; font-size: 40px; font-weight: 700; line-height: 36px; }
.gs-hist__row ul { display: flex; flex-direction: column; }
.gs-hist__row li { position: relative; display: flex; gap: 35px; padding-left: 20px; font-size: 22px; line-height: 38px; letter-spacing: -0.04em; }
.gs-hist__row li::before { content: ""; position: absolute; left: 0; top: 17px; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.gs-hist__row li b { flex: none; font-weight: 700; }

.gs-histsec__sticky { padding: 100px 0; }
@media (min-width: 1025px) {
  .gs-histsec { padding-top: 0; padding-bottom: 0; }
  .gs-pin.gs-histsec .gs-pin__content { height: 100%; }
  .gs-histsec .gs-hist__row { backdrop-filter: none; -webkit-backdrop-filter: none; background: linear-gradient(112deg, rgba(59, 103, 134, .62) 37.66%, rgba(14, 24, 32, .62) 70.26%); }
  .gs-histsec .gs-hist__row:hover { background: #fff; }
  .gs-histsec__sticky { position: sticky; top: 0; display: flex; flex-direction: column; height: 100vh; padding: calc(var(--gs-hd-h) + 60px) 0 60px; }
  .gs-histsec__window { flex: 1; min-height: 0; margin-top: 80px; overflow: hidden; -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 30px, #000 calc(100% - 30px), transparent 100%); mask-image: linear-gradient(to bottom, transparent 0, #000 30px, #000 calc(100% - 30px), transparent 100%); }
  .gs-histsec .gs-hist { margin-top: 0; }
  .gs-histsec__track { padding: 30px 0; will-change: transform; }
}

/* ===== 1-4 사업장 ===== */
.gs-sites { display: flex; flex-direction: column; align-items: center; gap: 80px; }
.gs-site { width: 100%; max-width: 1400px; border-top: 5px solid #efefef; }
.gs-site summary { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; padding-top: 40px; list-style: none; cursor: pointer; }
.gs-site summary::-webkit-details-marker { display: none; }
.gs-site__info { display: flex; flex-wrap: wrap; align-items: flex-end; column-gap: 74px; row-gap: 14px; }
.gs-site__name { font-size: clamp(30px, 2.4vw, 46px); font-weight: 800; line-height: 1.3; letter-spacing: -0.02em; color: #293035; }
.gs-site__meta { display: flex; flex-wrap: wrap; gap: 10px 40px; font-size: clamp(16px, 1.15vw, 22px); line-height: 36px; color: #000; }
.gs-site__meta span { display: inline-flex; align-items: center; gap: 10px; font-weight: 500; }
.gs-site__meta img { width: 20px; height: 20px; }
.gs-site__meta b { font-weight: 700; }
.gs-site__toggle { flex: none; width: 56px; height: 56px; background: url('../img/sub/ico_acc_plus.svg') center / contain no-repeat; }
.gs-site[open] .gs-site__toggle { background-image: url('../img/sub/ico_acc_minus.svg'); }
.gs-site__map { margin-top: 40px; }
.gs-site__map iframe,
.gs-site__map img { display: block; width: 100%; height: 566px; border: 0; object-fit: cover; }

/* ===== 제품 2-x ===== */
.gs-prods { display: flex; flex-direction: column; max-width: 1500px; margin: 0 auto; }
.gs-prods__row { display: flex; align-items: center; justify-content: space-between; gap: 69px; }
.gs-prods__row + .gs-prods__row { margin-top: 80px; padding-top: 80px; border-top: 1px solid #dadada; }
.gs-prods__text { display: flex; flex-direction: column; gap: 50px; flex: 0 1 719px; }
.gs-prods__img { flex: 0 1 712px; display: flex; align-items: center; justify-content: center; aspect-ratio: 712 / 450; border: 1px solid #dadada; background: #fff; }
.gs-prods__img img { width: 56%; aspect-ratio: 1; object-fit: contain; }
.gs-spec { display: flex; flex-direction: column; gap: 20px; font-size: clamp(16px, 1.15vw, 22px); letter-spacing: -0.02em; color: #474340; }
.gs-spec div { display: flex; gap: 10px; }
.gs-spec dt { flex: none; width: 100px; font-weight: 800; }

/* ===== 3-1 / 3-2 스크롤 카드 ===== */
.gs-scroll { display: flex; gap: 100px; max-width: 1500px; margin: 0 auto; }
.gs-scroll__text { flex: 0 1 604px; }
.gs-scroll__sticky { position: sticky; top: calc(var(--gs-hd-h) + 60px); display: flex; flex-direction: column; gap: 50px; }
.gs-scroll__sticky .gs-body { line-height: 1.73; }
.gs-scroll__list { flex: 0 1 796px; display: flex; flex-direction: column; gap: 20px; filter: drop-shadow(4px 4px 15px rgba(0, 0, 0, .4)); }
.gs-scard { position: relative; display: flex; flex-direction: column; justify-content: flex-end; gap: 30px; aspect-ratio: 796 / 569; padding: 50px; border-radius: 10px; overflow: hidden; background: var(--bg) center / cover no-repeat; box-shadow: 4px 4px 20px rgba(0, 0, 0, .25); color: #fff; }
.gs-scard::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0, 0, 0, 0) 50%, #000); }
.gs-scard::after { content: ""; position: absolute; inset: 0; background: rgba(6, 17, 29, .55); transition: opacity .5s; }
.gs-scard.is-active::after { opacity: 0; }
.gs-scard > * { position: relative; z-index: 1; }
.gs-scard__num { font-size: 18px; font-weight: 500; color: rgba(255, 255, 255, .7); }
.gs-scard__title { margin-top: -15px; font-size: clamp(22px, 1.56vw, 30px); font-weight: 800; letter-spacing: -0.02em; }
.gs-scard__desc { font-size: clamp(15px, 1.15vw, 22px); font-weight: 500; line-height: 1.45; letter-spacing: -0.02em; }

/* ===== 3-3 설비현황 ===== */
.gs-equip { display: flex; flex-direction: column; gap: 80px; max-width: 1500px; margin: 0 auto; }
.gs-equip__tabs { display: flex; gap: 80px; border-top: 2px solid #dadada; }
.gs-equip__tabs a { margin-top: -2px; padding: 18px 20px 0; border-top: 2px solid transparent; font-size: clamp(20px, 1.35vw, 26px); font-weight: 800; letter-spacing: -0.02em; color: #b9b9b9; transition: color .2s, border-color .2s; }
.gs-equip__tabs a:hover { color: #293035; }
.gs-equip__tabs a.is-active { border-top-color: #000; color: #293035; }
.gs-equip__panel { display: flex; flex-direction: column; gap: 80px; }
.gs-equip__panel[hidden] { display: none; }
.gs-equip__panel.is-shown { animation: gs-fade-up .5s ease both; }
@keyframes gs-fade-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
.gs-equip__group { display: flex; flex-direction: column; gap: 50px; }
.gs-equip__title { font-size: clamp(24px, 1.875vw, 36px); font-weight: 800; letter-spacing: -0.02em; color: #293035; }
.gs-equip__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 20px; }
.gs-eq__photo { aspect-ratio: 740 / 450; border: 1px solid #eaeaea; border-bottom: 0; border-radius: 10px 10px 0 0; overflow: hidden; }
.gs-eq__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gs-eq dl { display: flex; flex-direction: column; gap: 18px; padding: 30px 40px; border: 1px solid #eaeaea; border-radius: 0 0 10px 10px; box-shadow: 4px 4px 20px rgba(0, 0, 0, .25); font-size: clamp(16px, 1.15vw, 22px); letter-spacing: -0.02em; }
.gs-eq dl div { display: flex; gap: 50px; }
.gs-eq dt { flex: none; width: 4em; font-weight: 500; color: #6a7282; text-align-last: justify; }
.gs-eq dd { font-weight: 800; color: #293035; }


/* ===== 4-1 홍보자료(gs_catalog 스킨) ===== */
.gs-container.is-bbs:has(.gs-catalog) { padding: 0; }
.gs-catalog__item { position: relative; display: grid; grid-template-columns: 1fr 479px; grid-template-rows: auto 1fr; column-gap: 80px; padding: 100px var(--gs-sub-side); }
.gs-catalog__item::before { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 483px; background: #f5f5f5; }
.gs-catalog__head,
.gs-catalog__body,
.gs-catalog__cover { position: relative; }
.gs-catalog__head { display: flex; flex-direction: column; gap: 50px; }
.gs-catalog__eyebrow { font-size: 18px; font-weight: 700; color: #99a1af; text-transform: uppercase; }
.gs-catalog__title { font-size: clamp(30px, 2.6vw, 50px); font-weight: 800; line-height: 1.3; letter-spacing: -0.02em; color: #0e1820; }
.gs-catalog__body { grid-column: 1; align-self: end; padding-bottom: 60px; }
.gs-catalog__text { display: flex; flex-direction: column; align-items: flex-start; gap: 50px; font-size: clamp(16px, 1.15vw, 22px); line-height: 34px; letter-spacing: -0.04em; color: #474340; }
.gs-catalog__btn { display: inline-flex; align-items: center; gap: 10px; padding: 10px 20px; background: var(--gs-orange); color: #fff; font-size: 18px; line-height: 34px; text-transform: uppercase; }
.gs-catalog__btn:hover { background: #cf4c1c; }
.gs-catalog__edit { font-size: 15px; color: #6a7282; text-decoration: underline; }
.gs-catalog__cover { grid-column: 2; grid-row: 1 / span 2; aspect-ratio: 479 / 680; border-radius: 10px; overflow: hidden; background: #0e1820; }
.gs-catalog__cover img { width: 100%; height: 100%; object-fit: cover; }

/* ===== 4-2 공지사항(gs_notice 스킨) ===== */
.gs-bbs { display: flex; flex-direction: column; gap: 40px; max-width: 1520px; margin: 0 auto; }
.gs-bbs__top { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.gs-bbs__total { font-size: 22px; font-weight: 700; color: #676767; }
.gs-bbs__total strong { color: #676767; }
.gs-bbs__search { position: relative; width: 417px; max-width: 60%; }
.gs-bbs__search input { width: 100%; height: 50px; padding: 10px 20px 10px 52px; border: 1px solid #aeb7c9; background: #fff; font-size: 17px; }
.gs-bbs__search button { position: absolute; left: 20px; top: 50%; width: 20px; height: 20px; margin-top: -10px; border: 0; background: url('../img/sub/ico_search.svg') center / contain no-repeat; cursor: pointer; }
.gs-bbs__list { border-bottom: 1px solid #b9b9b9; }
.gs-bbs__list li { border-top: 1px solid #b9b9b9; }
.gs-bbs__list a { display: flex; flex-direction: column; gap: 30px; padding: 40px 0; }
.gs-bbs__subject { font-size: clamp(22px, 1.56vw, 30px); font-weight: 900; letter-spacing: -0.02em; color: #000; }
.gs-bbs__list a:hover .gs-bbs__subject { color: var(--gs-orange); }
.gs-bbs__excerpt { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: clamp(16px, 1.15vw, 22px); font-weight: 500; line-height: 1.55; color: #000; }
.gs-bbs__meta { display: flex; gap: 36px; margin-top: 20px; font-size: clamp(15px, 1.15vw, 22px); font-weight: 500; color: #676767; }
.gs-bbs__meta span { display: inline-flex; align-items: center; gap: 10px; }
.gs-bbs__meta .is-date::before { content: ""; width: 24px; height: 24px; background: url('../img/sub/ico_calendar.svg') center / contain no-repeat; }
.gs-bbs__meta .is-name::before { content: ""; width: 26px; height: 24px; background: url('../img/sub/ico_news.svg') center / contain no-repeat; }
.gs-bbs__list .is-notice .gs-bbs__subject::before { content: "공지"; margin-right: 12px; padding: 2px 10px; border-radius: 4px; background: var(--gs-orange); color: #fff; font-size: .6em; vertical-align: middle; }
.gs-bbs__empty { padding: 80px 0; text-align: center; color: #676767; }
.gs-bbs__btns { display: flex; justify-content: flex-end; gap: 10px; }
.gs-bbs__btn { padding: 12px 28px; background: #0e1820; color: #fff; font-size: 16px; font-weight: 600; }
.gs-bbs__btn.is-line { background: #fff; border: 1px solid #0e1820; color: #0e1820; }

/* 페이지 번호 */
.gs-container .pg_wrap { float: none; display: flex; justify-content: center; margin: 0; }
.gs-container .pg { display: flex; flex-wrap: wrap; justify-content: center; gap: 17px; }
.gs-container .pg_page,
.gs-container .pg_current { display: inline-flex; align-items: center; justify-content: center; min-width: 53px; height: 50px; margin: 0; padding: 0 16px; border: 1px solid #1a1a1a; border-radius: 0; background: #fff; color: #000; font-size: 20px; font-weight: 900; line-height: 1; }
.gs-container .pg_current { border-width: 3px; }
.gs-container .pg_page:hover { background: #1a1a1a; color: #fff; }
.gs-container .pg_start,
.gs-container .pg_end { font-size: 0; }
.gs-container .pg_prev,
.gs-container .pg_next { font-size: 0; background: #fff url('../img/sub/paging_prev.svg') center / 100% 100% no-repeat; }
.gs-container .pg_next { background-image: url('../img/sub/paging_next.svg'); }

/* ===== 4-3 고객 문의 ===== */
.gs-inquiry { padding: 100px clamp(20px, 10.42vw, 200px); }
.gs-inquiry__form { display: flex; flex-direction: column; align-items: center; gap: 56px; max-width: 1520px; margin: 0 auto; }
.gs-inquiry__grid { align-self: stretch; display: grid; grid-template-columns: 813fr 684fr; gap: 23px; }
.gs-inquiry__fields { display: flex; flex-direction: column; gap: 34px; }
.gs-field { display: flex; flex-direction: column; gap: 16px; padding: 20px 40px; border: 1px solid rgba(0, 0, 0, .2); border-radius: 10px; }
.gs-field label { font-size: 24px; font-weight: 700; line-height: 36px; color: #000; }
.gs-field em,
.gs-inquiry__agree em { font-style: normal; color: #ff3b3b; }
.gs-field input,
.gs-field textarea { width: 100%; padding: 0 0 10px; border: 0; border-bottom: 1px solid #aaa; border-radius: 0; background: transparent; font-size: 18px; line-height: 36px; color: #000; outline: none; }
.gs-field textarea { height: 180px; resize: vertical; }
.gs-field input::placeholder,
.gs-field textarea::placeholder { color: rgba(0, 0, 0, .4); }
.gs-field:focus-within { border-color: var(--gs-orange); }
.gs-inquiry__call { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 32px; padding: 40px 30px; border-radius: 10px; overflow: hidden; background: url('../img/sub/inquiry_bg.jpg') center / cover no-repeat; color: #fff; text-align: center; font-size: clamp(17px, 1.25vw, 24px); font-weight: 500; }
.gs-inquiry__call::before { content: ""; position: absolute; inset: 0; background: rgba(7, 18, 37, .5); }
.gs-inquiry__call > * { position: relative; }
.gs-inquiry__badge { padding: 14px 32px; border-radius: 100px; background: rgba(255, 255, 255, .34); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); font-size: 18px; font-weight: 600; line-height: 21px; }
.gs-inquiry__tel { font-size: clamp(30px, 3.125vw, 60px); font-weight: 800; letter-spacing: -0.02em; color: #fff; white-space: nowrap; }
.gs-inquiry__trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.gs-inquiry__privacy { align-self: stretch; display: flex; flex-direction: column; gap: 15px; }
.gs-inquiry__policy { max-height: 260px; overflow-y: auto; padding: 30px 50px; border: 1px solid rgba(0, 0, 0, .2); border-radius: 10px; font-size: 18px; line-height: 36px; color: #000; }
.gs-inquiry__agree { display: inline-flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 700; cursor: pointer; }
.gs-inquiry__agree input { width: 20px; height: 20px; accent-color: #002d80; }
.gs-inquiry__submit button { width: 288px; height: 80px; border: 1px solid rgba(0, 0, 0, .1); border-radius: 100px; background: #002d80; color: #fff; font-size: 22px; font-weight: 700; cursor: pointer; transition: background .2s; }
.gs-inquiry__submit button:hover { background: var(--gs-orange); }

/* ===== 반응형 ===== */
@media (max-width: 1599px) {
  .gs-glass-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1280px) {
  .gs-subtab a { width: 160px; font-size: 18px; }
  .gs-glass-row.is-3 { grid-template-columns: 1fr; }
  .gs-scroll { gap: 50px; }
  .gs-hist__row { gap: 50px; padding-left: 50px; }
}

@media (max-width: 1024px) {
  :root { --gs-tab-h: 52px; }
  .gs-subvis { height: 480px; min-height: 0; background-position: center; }
  .gs-subvis__scroll { display: none; }
  .gs-subtab ul { justify-content: flex-start; }
  .gs-subtab a { width: auto; padding: 14px 22px; font-size: 16px; }
  .gs-sec { padding: 80px var(--gs-sub-side); }
  .gs-sec--full { min-height: 0; }
  .gs-head { gap: 24px; }
  .gs-hist { gap: 20px; margin-top: 50px; }
  .gs-hist__row { flex-direction: column; align-items: flex-start; gap: 16px; padding: 24px 26px; }
  .gs-hist__year { font-size: 30px; }
  .gs-hist__row li { font-size: 17px; line-height: 30px; gap: 16px; }
  .gs-hist__row li::before { top: 13px; }
  .gs-site__map iframe,
  .gs-site__map img { height: 360px; }
  .gs-prods__row { flex-direction: column-reverse; align-items: stretch; gap: 30px; }
  .gs-prods__text,
  .gs-prods__img { flex: none; }
  .gs-prods__text { gap: 24px; }
  .gs-scroll { flex-direction: column; gap: 40px; }
  .gs-scroll__text { flex: none; }
  .gs-scroll__sticky { position: static; gap: 24px; }
  .gs-scroll__list { flex: none; }
  .gs-scard { padding: 30px; gap: 20px; }
  .gs-scard::after { display: none; }
  .gs-equip__list { grid-template-columns: 1fr; }
  .gs-catalog__item { grid-template-columns: 1fr; row-gap: 40px; padding: 80px var(--gs-sub-side); }
  .gs-catalog__item::before { height: 50%; }
  .gs-catalog__body { grid-column: 1; padding-bottom: 0; }
  .gs-catalog__cover { grid-column: 1; grid-row: auto; width: min(100%, 420px); }
  .gs-inquiry { padding: 70px var(--gs-sub-side); }
  .gs-inquiry__grid { grid-template-columns: 1fr; }
  .gs-container.is-bbs { padding: 70px var(--gs-sub-side) 100px; }
}

@media (max-width: 640px) {
  .gs-scard { aspect-ratio: auto; min-height: 340px; padding: 24px; gap: 14px; }
  .gs-scard::before { background: linear-gradient(to bottom, rgba(0, 0, 0, .1) 0%, rgba(0, 0, 0, .55) 40%, rgba(0, 0, 0, .9) 100%); }
  .gs-scard__title { margin-top: -8px; }
  .gs-glass-row { grid-template-columns: 1fr; }
  .gs-subvis { height: 360px; }
  .gs-subvis__crumb { font-size: 14px; gap: 8px; }
  .gs-subvis__crumb > * + *::before { margin-right: 8px; }
  .gs-sec { padding: 60px 20px; }
  .gs-eyebrow { font-size: 14px; }
  .gs-glass { padding: 22px; }
  .gs-ceo__sign { font-size: 19px; }
  .gs-ceo-pin__stage { gap: 40px; padding: 60px 0; }
  .gs-histsec__sticky { padding: 60px 0; }

  .gs-site summary { padding-top: 24px; }
  .gs-site__toggle { width: 40px; height: 40px; }
  .gs-site__map iframe,
  .gs-site__map img { height: 280px; }
  .gs-eq dl { padding: 22px; }
  .gs-eq dl div { gap: 24px; }
  .gs-equip__tabs { gap: 20px; }
  .gs-equip__tabs a { padding: 14px 10px 0; }
  .gs-bbs__top { flex-direction: column; align-items: stretch; }
  .gs-bbs__search { width: 100%; max-width: none; }
  .gs-bbs__list a { gap: 16px; padding: 28px 0; }
  .gs-bbs__meta { margin-top: 6px; gap: 20px; }
  .gs-container .pg { gap: 8px; }
  .gs-container .pg_page,
  .gs-container .pg_current { min-width: 40px; height: 40px; padding: 0 10px; font-size: 16px; }
  .gs-field { padding: 16px 20px; }
  .gs-field label { font-size: 19px; }
  .gs-inquiry__policy { padding: 20px; font-size: 15px; line-height: 28px; }
  .gs-inquiry__agree { font-size: 17px; }
  .gs-inquiry__submit button { width: 220px; height: 64px; font-size: 19px; }
}