@charset "utf-8";

:root {
    --bg: #0f172b;
    --bg2: rgba(8, 12, 20, .085);
    --text: rgba(255,255,255,.92);
    --accent: #32d38a;
    --accent2: #37AC61;
    --white: #fff;
    --black: #0f172b;
    --header-h: 72px;
    --shadow: 0 18px 60px rgba(0,0,0,.10);
    --lightbg: rgba(0,0,0,.015);
    --max: 1400px;
  }

  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    z-index: 50;
    background: var(--bg2);
    backdrop-filter: blur(3px);
    border-bottom: 1px solid rgba(255,255,255,.045);
  }

  .site-header.is-solid {
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(15, 23, 43, .045);
  }

  .header-inner {
    max-width: var(--max);
    margin: 0 auto;
    height: 100%;
    padding: 0 20px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap: 65px;
  }

  .brand{ 
    display:flex;
    flex-direction:column;
    line-height:1.05;
  }
  .brand-logo {
    font-weight: 400;
    letter-spacing: .6px;
    color: var(--text);
  }
  .site-header .brand-logo {
    width:152px; 
    height:32px;
    background:url('/static/img/comm/logo.png') no-repeat;
    background-size:100%;
  }
  .site-header.is-solid .brand-logo {
    background: url('/static/img/comm/logo-black.png') no-repeat;
    background-size:100%;
  }
  .brand-logo b { 
    color: var(--accent); 
    font-weight: 400; 
  }
  .site-header.is-solid .brand-logo { 
    color: var(--black); 
  }
  .site-header.is-solid .brand-tag { 
    color: rgba(15, 23, 43,.5);
  }

  /* 스크롤 후 */
  .site-header.is-scrolled {
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(15, 23, 43,0.06);
  }
  .site-header.is-scrolled .brand-logo {
    background: url('/static/img/comm/logo-black.png') no-repeat;
    background-size:100%;
  }
  .site-header.is-scrolled .gnb-link {
    color: var(--black);
  }
  .site-header.is-scrolled .btn-outline{
    border: 1px solid rgba(15, 23, 43,.25);
    color: var(--black);
  }
  .site-header.is-scrolled .btn-outline:hover {
    color: var(--white);
    background: #35ae74;
    font-size: 15px;
  }

  /* Desktop GNB */
  .gnb { display:block; }
  .gnb-list{
    list-style:none;
    display:flex;
    align-items:center;
    /* gap: 100px; */
    margin:0;
    padding:0;
  }
  .gnb-link {
    display:inline-flex;
    align-items:center;
    height: var(--header-h);
    color: var(--text);
    font-size: 17px;
    font-weight: 400;
    letter-spacing: 0px;
  }
  .site-header.is-solid .gnb-link { color: var(--black); }
  .gnb-item { position: relative; padding: 0 80px; }

  .gnb-item.has-mega {
    position: relative;
  }
  .gnb-item.about .mega-content,
  .gnb-item.career .mega-content {
    display: flex;
    justify-content: center;
    gap: 80px;
  }

  /* =====================================================
    GNB HOVER 통일 (모든 대메뉴 = 서비스&솔루션과 동일 UI)
    ===================================================== */

  /* 1. 모든 대메뉴 hover 시 메가메뉴 표시 */
  .gnb-item.has-mega:hover .mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  /* 2. 어떤 메뉴든 hover 시 header + mega 전체 흰색 */
  .site-header:has(.gnb-item.has-mega:hover) {
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(0,0,0,.08);
  }

  /* 3. hover 시 GNB 텍스트 색상 */
  .site-header:has(.gnb-item.has-mega:hover) .gnb-link{
    color: var(--black);
  }

  /* 4. hover 시 로고 블랙 버전 */
  .site-header:has(.gnb-item.has-mega:hover) .brand-logo{
    background: url('/static/img/comm/logo-black.png') no-repeat;
    background-size: 100%;
  }

  /* =========================
    EMPTY MEGA (ABOUT / CAREER / CONTACT)
    ========================= */
  .mega-empty .mega-content {
    min-height: 180px; /* 서비스&솔루션과 동일한 체감 높이 */
  }

  /* hover 유지 위해 pointer-events 허용 */
  .mega-empty {
    pointer-events: auto;
  }

  /* Full-width mega menu - open on click */
  .has-mega .mega {
    position: fixed;
    left: 0; right: 0;
    top: var(--header-h);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-6px);
    transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
    z-index: 20000;
  }

  .has-mega .mega-inner {
    background: rgba(255,255,255,.98);
    border-top: 1px solid rgba(15, 23, 43,.08);
    /* border-bottom: 1px solid rgba(15, 23, 43,.08); */
    box-shadow: 0 20px 50px rgba(15, 23, 43,.12);
  }

  .mega-content {
      max-width: 1100px;
      margin: 0 auto;
      padding: 22px 20px 26px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 50px;
      position: relative;
      left: 0;
  }
  .mega-content .mega-col:nth-child(2) {
    padding: 0 60px 0 0;
    border-right: 1px solid rgba(15, 23, 43,.06);
  }

  .mega-title {
    font-weight: 500;
    color:var(--black);
    margin-bottom: 12px;
  }

  .mega-link {
    display:block;
    padding: 8px 0;
    color: rgba(15, 23, 43,.6);
    font-weight: 400;
  }
  .mega-link:hover { color: var(--black); text-decoration: underline;}

  .has-mega.open .mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
    }

  /* mega backdrop (white full-width already; backdrop just catches clicks) */
  .mega-backdrop {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: transparent;
    opacity: 0;
    pointer-events: none;
  }
  .has-mega.open .mega-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  /* Buttons */
  .btn {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    height: 36px;
    padding: 0 12px;
    border-radius: 6px;
    font-weight: 400;
    letter-spacing: .2px;
  }
  .btn-outline {
    color: var(--white);
    font-size: 15px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px) saturate(160%);
    -webkit-backdrop-filter: blur(10px) saturate(160%);
    padding: 12px 20px;
    box-shadow:
      inset 0 1px 0 rgba(255,255,255,.25),
      0 4px 4px rgba(15, 23, 43,.05);
    transition: all .25s ease;
  }
  .btn-outline:hover {
    color: var(--white);
    background: #35ae74;
    font-size: 15px;
  }

  .site-header:has(.gnb-item.has-mega:hover) .btn-outline {
    border: 1px solid rgba(15, 23, 43,.25);
    color: var(--white);
    background: transparent;
    color: var(--black);
    font-size: 15px;
  }
  /* hover는 open 상태가 아닐 때만 동작 */
  .site-header:not(.is-mega-open)
    .gnb-item.has-mega:hover .mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }
  .site-header.is-solid .btn-outline {
    border: 1px solid rgba(15, 23, 43,.25);
    color: var(--black);
  }
  .btn-solid {
    background: var(--accent);
    color: #fff;
    border: 0;
  }

  .site-header {
    background: var(--bg2);
    backdrop-filter: blur(3px);
  }

  .site-header.is-solid,
  .site-header.is-scrolled,
  .site-header.is-mega-open {
    background: #fff !important;
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(15, 23, 43, .08);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.025);
  }

  .gnb-link:hover {
    color: var(--accent2);
  }

  .gnb-link:hover::after {
    transform: translateX(-50%) scaleX(1);
  }

  /* 그리고 문제의 핵심 */
  .site-header:has(.gnb-item.has-mega:hover) {
    background: rgba(255,255,255,.98);
  }

  /* Hamburger */
  .hamburger {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,.28);
    background: transparent;
    display:none;
    align-items:center;
    justify-content:center;
    gap: 65px;
    flex-direction: column;
  }
  .hamburger span {
    display:block;
    width: 18px;
    height: 2px;
    background: rgba(255,255,255,.9);
    border-radius: 2px;
  }
  
  .site-header.is-solid .hamburger {
    border-color: rgba(255,255,255,.18);
  }
  .site-header.is-solid .hamburger span {
    background: rgba(255,255,255,.82);
  }

  @media (max-width: 980px) {
    .hamburger {
      border-color: rgba(255,255,255,.18);
    }

    .hamburger span {
      background: rgba(255,255,255,.85);
    }
  }

  /* Mobile drawer */
  .mnav {
    position: fixed;
    inset: 0;
    z-index: 60;
  }
  .mnav-inner {
    position:absolute;
    top:0; right:0;
    height:100%;
    width: min(380px, 86vw);
    background: rgba(255,255,255,.98);
    border-left: 1px solid rgba(15, 23, 43,.08);
    box-shadow: var(--shadow);
    transform: translateX(100%);
    transition: transform .25s ease;
    padding: 18px 18px 20px;
    display:flex;
    flex-direction:column;
    gap: 25px;
  }
  .mnav-backdrop {
    position:absolute;
    inset:0;
    background: rgba(15, 23, 43,.45);
    opacity: 0;
    transition: opacity .25s ease;
  }
  .mnav.is-open .mnav-inner{ transform: translateX(0); }
  .mnav.is-open .mnav-backdrop{ opacity: 1; }

  .mnav-top {
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(15, 23, 43,.08);
  }
  .mnav-title {
    font-weight: 400;
    letter-spacing: .5px;
    color: var(--black);
  }
  .mnav-close {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid rgba(15, 23, 43,.14);
    background: transparent;
    position: relative;
  }
  .mnav-close span {
    position:absolute;
    left:50%;
    top:50%;
    width: 18px;
    height: 2px;
    background: var(--bg);
    transform-origin:center;
  }
  .mnav-close span:nth-child(1) { transform: translate(-50%, -50%) rotate(45deg); }
  .mnav-close span:nth-child(2) { transform: translate(-50%, -50%) rotate(-45deg); }

  .mnav-list {
    list-style:none;
    margin:0;
    padding:0;
    display:flex;
    flex-direction:column;
    gap: 65px;
  }
  .mnav-item a,
  .mnav-acc {
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding: 14px 12px;
    border-radius: 12px;
    color: var(--black);
    font-weight: 400;
    border: 1px solid rgba(15,23,43,.08);
    background: rgba(15,23,43,.02);
  }
  .mnav-acc { cursor:pointer; }
  .mnav-panel {
    padding: 10px 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(15,23,43,.08);
    background: rgba(15,23,43,.02);
    margin-top: 8px;
  }
  .mnav-group + .mnav-group { margin-top: 12px; }
  .mnav-group-title {
    font-weight: 400;
    margin-bottom: 8px;
    color: rgba(15,23,43,.74);
  }
  .mnav-panel a {
    display:block;
    padding: 8px 0;
    color: rgba(15,23,43,.72);
    font-weight: 400;
  }
  .caret {
    width: 10px;
    height: 10px;
    border-right: 2px solid rgba(15,23,43,.6);
    border-bottom: 2px solid rgba(15,23,43,.6);
    transform: rotate(45deg);
    margin-left: 10px;
  }
  .mnav-acc[aria-expanded="true"] .caret {
    transform: rotate(-135deg);
  }
  .mnav-cta {
    margin-top:auto;
    height: 46px;
    border-radius: 14px;
  }

  /* Responsive */
  @media (max-width: 980px) {
    .gnb{ display:none; }
    .btn-contact{ display:none; }
    .hamburger{ display:flex; }
    .brand{ min-width:auto; }
  }

  .gnb-link { position:relative; }
  .gnb-link::after {
    content:"";
    position:absolute;
    left:50%;
    bottom:-1px;
    width:100%;
    height:2px;
    background:var(--accent);
    transform:translateX(-50%) scaleX(0);
    transition:transform .25s ease;
  }
  .gnb-link:hover::after,
  .gnb-item.open > .gnb-link::after {
    transform:translateX(-50%) scaleX(1);
  }

  /* hover & click animation */
  .gnb-link {
    transition: color .25s ease, transform .25s ease;
  }
  .gnb-link:hover,
  .gnb-item.open > .gnb-link {
    color: var(--accent2);
    transform: translateY(-1px);
  }
   .gnb-link:hover,
  .gnb-item.open > .gnb-link a {
    color: var(--accent2);
    transform: translateY(-1px);
  }

  /* =========================
    GNB LAYER FIX (FINAL)
    ========================= */ 

  /* 헤더를 hero와 완전히 분리 */
  header,
  #header,
  .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10000;
  }

  /* 2depth 잘림 방지 */
  header {
    overflow: visible;
  }

/* =========================
   MOBILE HEADER FIX (ADD ONLY)
   ========================= */
  @media (max-width: 980px) {

    .site-header .brand-logo {
    width: 132px;
    height: 32px;
}

    /* header 내부 간격 문제로 햄버거 밀리는 현상 해결 */
    .header-inner {
      gap: 0;
    }

    /* 햄버거를 항상 우측에 고정 */
    .hamburger {
      display: flex;
      margin-left: auto;
      z-index: 20001;
    }

    /* 혹시 모를 클릭 방해 요소 제거 */
    .brand {
      flex-shrink: 0;
    }

    .mnav-list {
      gap: 25px;
    }
  }

/* =========================
   PC Mega Menu (JS control)
   ========================= */
  .site-header.is-mega-open {
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(8px);
  }

  .site-header.is-mega-open .gnb-link {
    color: var(--black);
  }

  .site-header.is-mega-open .brand-logo {
    background: url('/static/img/comm/logo-black.png') no-repeat;
    background-size: 100%;
  }

  .site-header.is-mega-open .mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }
  @media (max-width: 980px) {
    .mega {
      display: none !important;
    }
  }

  /* =========================
   NEW MEGA MENU STRUCTURE
   ========================= */

/* 버튼처럼 동작 */
.gnb-link {
  background: none;
  border: 0;
  cursor: pointer;
}

/* 서비스 & 솔루션 */
.mega-service-grid {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  display: block;
  padding: 10px 20px;
  border-radius: 10px;
  background: var(--lightbg);
  border: 1px solid rgba(15, 23, 43, 0.08);
  transition: all .25s ease;
}

.service-card strong {
  font-size: 16px;
  color: var(--black);
}

.service-card p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(15,23,43,.65);
}

.service-card:hover {
  background: #fff;
  box-shadow: 0 14px 30px rgba(15,23,43,.12);
  transform: translateY(-4px);
}

/* ABOUT 단순 메뉴 */
.mega-simple-list {
  /* max-width: 600px; */
  margin: 0 auto;
  margin-left: 80px;
  padding: 30px 20px;
  display: flex;
  justify-content: center;
  gap: 88px;
}

.mega-simple-list a {
  font-size: 16px;
  color: rgba(15,23,43,.7);
}

.mega-simple-list a:hover {
  color: var(--black);
  text-decoration: underline;
}