@charset "utf-8";
/* ==========================================================================
   SEM — 회사소개 전용 정밀 스타일 (about.html 전용)
   시안과 100% 일치하도록 뿌연 그라데이션 오버레이를 일체 제거한 깔끔한 레이아웃
   ========================================================================== */

:root {
  --abt-blue: #0056d2;
  --abt-blue-light: #e6f0fc;
  --abt-navy: #132644;
  --abt-dark-bg: #0b1626;
  --abt-ink: #0f172a;
  --abt-text: #475569;
  --abt-gray-bg: #f8fafc;
  --abt-border: #e2e8f0;
  --abt-tree-line: #94a3b8;
}

/* ==========================================================================
   2. 섹션 헤딩 공통 컴포넌트 (.abt-head)
   ========================================================================== */
.abt-head {
  margin-bottom: clamp(28px, 3vw, 40px);
}
.abt-head__top {
  display: flex;
  align-items: center;
  gap: 12px;
}
.abt-head__num {
  font-size: 22px;
  font-weight: 800;
  color: var(--abt-blue);
  line-height: 1;
}
.abt-head__label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #8a96a6;
}
.abt-head__label::before {
  content: "";
  width: 22px;
  height: 2px;
  background: #cbd5e1;
}
.abt-head__title {
  margin-top: 12px;
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.25;
  color: var(--abt-ink);
}
.abt-head__bar {
  display: block;
  width: 36px;
  height: 3px;
  background: var(--abt-blue);
  border-radius: 2px;
  margin-top: 18px;
}

/* 다크 테마 섹션 헤딩 (.abt-head--light) */
.abt-head--light .abt-head__num {
  color: #38bdf8;
}
.abt-head--light .abt-head__label {
  color: rgba(255, 255, 255, 0.55);
}
.abt-head--light .abt-head__label::before {
  background: rgba(255, 255, 255, 0.35);
}
.abt-head--light .abt-head__title {
  color: #ffffff;
}
.abt-head--light .abt-head__bar {
  background: #38bdf8;
}
@keyframes abtScrollBar {
  0% { transform: scaleY(0.25); transform-origin: top; opacity: 0.3; }
  50% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51% { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0.25); transform-origin: bottom; opacity: 0.3; }
}

/* ==========================================================================
   4. 01 인사말 (.abt-greeting) — 정돈된 2열 그리드와 로비 미디어 카드
   ========================================================================== */
.abt-greeting {
  position: relative;
  background: #ffffff;
  padding-block: clamp(64px, 6.4vw, 96px) clamp(68px, 6.8vw, 100px);
  border-bottom: 1px solid #eef2f6;
}
.abt-greeting__grid {
  display: grid;
  grid-template-columns: minmax(380px, 1.34fr) minmax(0, 0.9fr);
  gap: clamp(44px, 5.4vw, 88px);
  align-items: start;
}
.abt-greeting__body-wrap {
  max-width: 100%;
}
.abt-greeting__lead {
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 700;
  line-height: 1.8;
  letter-spacing: -0.025em;
  color: var(--abt-ink);
  margin-bottom: 32px;
}
.abt-greeting__body {
  font-size: 15.5px;
  line-height: 2.05;
  color: var(--abt-text);
}
.abt-sign {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-top: clamp(30px, 3vw, 42px);
  padding-top: 26px;
  border-top: 1px solid #f1f5f9;
}
.abt-sign__info {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 14.5px;
  color: #64748b;
}
.abt-sign__name {
  font-size: 17px;
  font-weight: 800;
  color: var(--abt-ink);
  letter-spacing: 0.16em;
}
.abt-sign img {
  height: 52px;
  width: auto;
  opacity: 0.9;
}

.abt-greeting__media {
  position: relative;
  align-self: center;
  width: 100%;
  aspect-ratio: 16 / 10.2;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 24px 54px -12px rgba(15, 23, 42, 0.12);
  border: 1px solid #eef2f6;
}
.abt-greeting__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s var(--ease);
}
.abt-greeting__media:hover img {
  transform: scale(1.03);
}

/* ==========================================================================
   5. 02 비전 (.abt-vision) — 다크 테마 + 풀 배경 이미지 (image copy.png 시안 원형)
   ========================================================================== */
.abt-vision {
  position: relative;
  overflow: hidden;
  background: var(--abt-dark-bg);
}
.abt-vision__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.abt-vision__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.65;
}
.abt-vision__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(20, 23, 28, 0.72) 0%, rgba(25, 29, 35, 0.48) 45%, rgba(25, 29, 35, 0.38) 100%);
}

.abt-vision__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) 1.55fr;
  gap: clamp(40px, 5vw, 76px);
  align-items: center;
  padding-block: clamp(74px, 7.5vw, 116px);
}
.abt-vision__text {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.76);
}

.vcircles {
  display: flex;
  align-items: center;
  justify-content: center;
}
.vcircle {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
  aspect-ratio: 1;
  max-width: 290px;
  border: 1.5px solid var(--abt-blue);
  border-radius: 50%;
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8% 10%;
  transition: all 0.4s var(--ease);
}
.vcircle + .vcircle {
  margin-left: -6.5%;
}
.vcircle:hover {
  border-color: #38bdf8;
  box-shadow: 0 0 32px rgba(0, 86, 210, 0.35);
  transform: translateY(-5px);
  z-index: 3;
}
.vcircle__icon {
  color: #ffffff;
  margin-bottom: 14px;
}
.vcircle__title {
  font-size: clamp(15px, 1.2vw, 18px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: #ffffff;
}
.vcircle__text {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.65;
  color: #ffffff;
  letter-spacing: -0.01em;
  opacity: 0.92;
}

/* ==========================================================================
   6. 03 조직도 (.abt-org) — 라이트 소프트 그레이 (#f5f6f7)
   ========================================================================== */
.abt-org {
  background: var(--abt-gray-bg);
  padding-block: clamp(70px, 7vw, 110px);
}

.org-card {
  background: #ffffff;
  border: 1px solid #d8e2ee;
  border-radius: 14px;
  padding: clamp(36px, 4.5vw, 64px) clamp(20px, 3.5vw, 44px);
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.03);
}

.org {
  margin: 0 auto;
  position: relative;
  max-width: 1040px;
}

/* CEO */
.org__ceo-wrap {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 2;
}
.org__ceo {
  padding: 13px 56px;
  border-radius: 8px;
  background: #ffffff;
  border: 2.2px solid var(--abt-blue);
  color: #0f172a;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: 5px 5px 0px #000000;
}

/* 중앙 연결선 & 기술고문 (좌측) */
.org__top-stem-area {
  position: relative;
  height: 84px;
  width: 100%;
}
.org__stem-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1.5px;
  background: var(--abt-tree-line);
  transform: translateX(-50%);
}
.org__advisor-wrap {
  position: absolute;
  right: 50%;
  top: 24px;
  display: flex;
  align-items: center;
  z-index: 2;
}
.org__advisor {
  background: #ffffff;
  border: 2px solid #00a896;
  border-radius: 8px;
  padding: 8px 34px;
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
  white-space: nowrap;
}
.org__advisor-line {
  width: 48px;
  height: 1.5px;
  background: var(--abt-tree-line);
}

/* 5개 본부 그리드 */
.org__grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: clamp(10px, 1.4vw, 18px);
  padding-top: 28px;
}
/* 5개 열을 잇는 상단 가로선 (1열 중앙 ~ 5열 중앙) */
.org__grid::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1.5px;
  background: var(--abt-tree-line);
}

.org__col {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
/* 가로선에서 각 본부 박스로 내려오는 세로선 */
.org__col::before {
  content: "";
  position: absolute;
  top: -28px;
  left: 50%;
  width: 1.5px;
  height: 28px;
  background: var(--abt-tree-line);
  transform: translateX(-50%);
}

/* 본부 박스 */
.org__dept {
  width: 100%;
  padding: 12px 6px;
  border-radius: 8px;
  background: #ffffff;
  border: 2px solid var(--abt-blue);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 3px;
  min-height: 64px;
}
.org__dept-ko {
  font-size: 13.5px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.org__dept-en {
  font-size: 11px;
  font-weight: 500;
  color: #475569;
  line-height: 1.2;
}

/* 본부 -> 하위 팀 연결선 */
.org__sub-stem {
  position: relative;
  width: 100%;
  height: 20px;
}
.org__sub-stem::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1.5px;
  background: var(--abt-tree-line);
  transform: translateX(-50%);
}

/* 하위 팀 세로 목록 */
.org__team-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  position: relative;
}
.org__team-list li {
  position: relative;
  background: #ffffff;
  border: 1.5px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px 4px;
  font-size: 12.5px;
  font-weight: 600;
  color: #1e293b;
  text-align: center;
  letter-spacing: -0.03em;
  transition: all 0.2s var(--ease);
}
/* 팀 1과 팀 2 사이 연결선 */
.org__team-list li + li::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -14px;
  width: 1.5px;
  height: 14px;
  background: var(--abt-tree-line);
  transform: translateX(-50%);
}
.org__team-list li:hover {
  border-color: var(--abt-blue);
  color: var(--abt-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 86, 210, 0.12);
}

.org-scroll {
  overflow-x: auto;
  padding-bottom: 6px;
}
.org-scroll > .org {
  min-width: 860px;
}

/* ==========================================================================
   7. 04 오시는 길 (.abt-loc)
   ========================================================================== */
.abt-loc {
  background: #ffffff;
  padding-block: clamp(70px, 7vw, 110px);
}
.abt-loc__grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) 1.35fr;
  gap: clamp(40px, 4.8vw, 76px);
  align-items: center;
}
.loclist {
  display: grid;
  gap: 26px;
  margin-top: 10px;
}
.loclist > div {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.loclist__ico {
  flex: none;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--abt-blue);
}
.loclist dt {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #94a3b8;
}
.loclist dd {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--abt-ink);
  font-weight: 500;
}
.loclist dd a:hover {
  color: var(--abt-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.abt-map {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 16px 40px -20px rgba(19, 38, 68, 0.18);
}
.abt-map img {
  display: block;
  width: 100%;
  height: auto;
}

/* ==========================================================================
   반응형 미디어 쿼리
   ========================================================================== */
@media (max-width: 1080px) {
  .abt-vision__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .abt-loc__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .vcircle {
    max-width: 240px;
  }}

@media (max-width: 900px) {
  /* 2열 -> 1열 : minmax(380px, …) 가 좁은 화면에서 가로로 넘치던 문제 */
  .abt-greeting__grid {
    grid-template-columns: 1fr;
    gap: clamp(28px, 5vw, 40px);
  }
  .abt-greeting__media {
    order: -1;                 /* 모바일에서는 사진을 먼저 */
    align-self: stretch;
    width: 100%;
    aspect-ratio: 16 / 10;
  }
}

@media (max-width: 760px) {
  .vcircles {
    flex-direction: column;
    gap: 0;
  }
  .vcircle {
    width: min(280px, 86vw);
    max-width: none;
    flex: none;
    aspect-ratio: 1;
  }
  .vcircle + .vcircle {
    margin-left: 0;
    margin-top: -16px;
  }}