/* ========== Base ========== */
:root{
  --bg: #070A0F;
  --bg2:#0B0F18;
  --card: rgba(15,22,38,.55);
  --stroke: rgba(255,255,255,.10);

  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --muted2: rgba(255,255,255,.55);

  --brand: #7C5CFF;
  --brand2:#00D1FF;

  --shadow: 0 16px 50px rgba(0,0,0,.45);
  --radius: 18px;

  /* Air (single source of truth) */
  --air-section: 170px;
  --air-section-m: 112px;
  --air-head: 86px;
  --air-head-m: 56px;

  --air-card: 52px;
  --air-card-m: 34px;
}

html{ scroll-behavior:smooth; }
body{
  font-family: "NanumSquareNeo", system-ui, -apple-system, Segoe UI, Roboto, "Noto Sans KR", sans-serif;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(124,92,255,.15), transparent 60%),
              radial-gradient(900px 500px at 90% 10%, rgba(0,209,255,.12), transparent 55%),
              linear-gradient(180deg, var(--bg), var(--bg2));
  color: var(--text);
}

a{ color: inherit; text-decoration: none; }
a:hover{ opacity: .95; }

.skip-link{
  position: absolute; left: -999px; top: 10px;
  background: #fff; color:#000; padding: 10px 14px; border-radius: 10px;
  z-index: 9999;
}
.skip-link:focus{ left: 10px; }

/* Reveal */
.reveal{ opacity:0; transform: translateY(14px); transition: .8s ease; }
.reveal.is-in{ opacity:1; transform:none; }

/* ========== Navbar ========== */
.nav-pro{
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
  background: transparent;
  border-bottom: 1px solid transparent;
}
.nav-pro.is-solid{
  background: rgba(10,14,24,.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--stroke);
  box-shadow: 0 8px 28px rgba(0,0,0,.35);
}

/* 로고 너무 큰 문제 해결 */
.brand-logo{
  height: 26px;
  width:auto;
  display:block;
}
@media (max-width: 991.98px){
  .brand-logo{ height: 22px; }
}

.navbar .nav-link{
  color: rgba(255,255,255,.82) !important;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.navbar .nav-link:hover{ color:#fff !important; }

/* Buttons */
.btn-cta{
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  color:#0b0f18 !important;
  border: 0;
  border-radius: 14px;
  padding: 10px 16px;
  font-weight: 900;
  box-shadow: 0 12px 30px rgba(124,92,255,.25);
}
.btn-cta:hover{ transform: translateY(-1px); }

.btn-ghost{
  background: rgba(255,255,255,.08);
  border: 1px solid var(--stroke);
  color:#fff !important;
  border-radius: 14px;
  padding: 10px 16px;
  font-weight: 900;
}
.btn-ghost:hover{ background: rgba(255,255,255,.12); }

/* ========== Hero ========== */
.hero-pro{
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding-top: 90px;
}

.hero-media{ position:absolute; inset:0; }
.hero-video{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.05);
  transform: scale(1.03);
}
.hero-overlay{
  position:absolute; inset:0;
  background:
    radial-gradient(900px 500px at 20% 0%, rgba(124,92,255,.25), transparent 60%),
    radial-gradient(900px 500px at 80% 0%, rgba(0,209,255,.18), transparent 58%),
    linear-gradient(180deg, rgba(0,0,0,.70), rgba(0,0,0,.50));
}
.hero-noise{
  position:absolute; inset:0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  opacity: .45;
}

.hero-content{ position: relative; z-index: 1; padding-top: 190px; padding-bottom: 130px; }

.eyebrow{
  display:flex; align-items:center; gap:10px;
  font-weight: 900;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: rgba(255,255,255,.78);
  font-size: .85rem;
}
.eyebrow .dot{
  width:10px; height:10px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 0 0 6px rgba(124,92,255,.15);
}

.hero-title{
  font-size: clamp(2.2rem, 4.2vw, 4.0rem);
  line-height: 1.05;
  font-weight: 950;
  letter-spacing: -0.04em;
  margin: 12px 0 12px;
  text-shadow: 0 14px 40px rgba(0,0,0,.45);
}

.grad-text{
  background: linear-gradient(135deg, #ffffff, rgba(255,255,255,.70), rgba(0,209,255,.95));
  -webkit-background-clip: text; background-clip:text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle{
  font-size: 1.15rem;
  line-height: 1.8;
  color: rgba(255,255,255,.78);
  max-width: 56ch;
  margin-top: 18px;
}

.trust-bar{
  display:flex; flex-wrap: wrap;
  gap: 14px 18px;
  margin-top: 34px;
  color: rgba(255,255,255,.78);
}
.trust-item{
  display:flex; align-items:center; gap:10px;
  padding: 10px 12px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.06);
  border-radius: 14px;
  backdrop-filter: blur(10px);
}
.trust-item i{ opacity: .9; }

.stats-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.stat-card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.stat-card-highlight{
  background: linear-gradient(135deg, rgba(124,92,255,.22), rgba(0,209,255,.14));
  border-color: rgba(255,255,255,.18);
}
.stat-label{ color: var(--muted2); font-weight: 900; font-size: .9rem; }
.stat-value{
  font-weight: 1000;
  font-size: 1.8rem;
  letter-spacing: -0.03em;
  margin-top: 6px;
}
.unit{ font-size: 1rem; opacity: .85; margin-left: 2px; }
.stat-desc{ color: var(--muted2); margin-top: 6px; font-weight: 800; font-size: .9rem; }

.hero-note{
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.80);
  font-weight: 900;
}

.hero-scroll{
  position:absolute;
  left:50%; bottom: 26px;
  transform: translateX(-50%);
  width: 44px; height: 44px;
  display:grid; place-items:center;
  border-radius: 999px;
  background: rgba(255,255,255,.10);
  border: 1px solid var(--stroke);
  backdrop-filter: blur(10px);
}

/* prefers-reduced-motion */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .reveal{ transition:none; opacity:1; transform:none; }
  .hero-video{ display:none; }
}

/* ========== Sections ========== */
.section-pro{ padding: var(--air-section) 0; }

.section-pro-bg{
  padding: var(--air-section) 0;
  background: url("../assets/img/mission-bg.jpg") center/cover no-repeat fixed;
  position: relative;
}
.section-pro-bg::before{
  content:"";
  position:absolute; inset:0;
  background: rgba(0,0,0,.65);
}
.section-pro-bg > .container{ position: relative; z-index: 1; }

.section-dark{
  padding: var(--air-section) 0;
  background:
    radial-gradient(900px 500px at 20% 0%, rgba(124,92,255,.10), transparent 60%),
    radial-gradient(900px 500px at 80% 0%, rgba(0,209,255,.08), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.00));
}

.section-head{ text-align:center; max-width: 920px; margin: 0 auto var(--air-head); }
.section-eyebrow{
  color: rgba(255,255,255,.55);
  letter-spacing: .18em;
  font-weight: 900;
  font-size: .85rem;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.section-title{
  font-weight: 1000;
  letter-spacing: -0.04em;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 22px;
  line-height: 1.08;
}
.section-subtitle{ color: rgba(255,255,255,.72); font-size: 1.05rem; line-height: 1.9; max-width: 64ch; margin: 0 auto; }

/* Card base */
.feature-card, .service-card, .synergy-card, .contact-form, .contact-card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

/* Feature */
.feature-card{
  padding: var(--air-card);
  height: 100%;
}
.feature-card h3{ font-weight: 950; margin: 14px 0 10px; }
.feature-card p{ color: rgba(255,255,255,.72); line-height: 1.75; margin:0; }

.icon-badge{
  width: 46px; height: 46px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--stroke);
}
.icon-badge i{ font-size: 1.15rem; opacity: .9; }

/* Statement */
.statement-pro{
  padding: 140px 0;
  background: url("../assets/img/mission-bg.jpg") center/cover no-repeat;
  position: relative;
}
.statement-pro::before{
  content:"";
  position:absolute; inset:0;
  background: rgba(0,0,0,.62);
}
.statement-pro .container{ position: relative; z-index: 1; }
.statement-box{
  max-width: 980px;
  margin: 0 auto;
  padding: var(--air-card);
  border-radius: 24px;
  border: 1px solid var(--stroke);
  background: rgba(10,14,24,.65);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  text-align:center;
}
.statement-title{
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  font-weight: 1000;
  letter-spacing: -0.03em;
  line-height: 1.35;
  margin: 0 0 14px;
}
.statement-body{
  color: rgba(255,255,255,.78);
  line-height: 1.9;
  font-size: 1.08rem;
  margin: 0;
}

/* Services */
.service-card{ padding: var(--air-card); height: 100%; }
.service-card-highlight{
  background: linear-gradient(135deg, rgba(124,92,255,.20), rgba(0,209,255,.12));
  border-color: rgba(255,255,255,.18);
}
.service-top{ display:flex; align-items:center; justify-content: space-between; }
.service-no{
  color: rgba(255,255,255,.35);
  font-weight: 1000;
  letter-spacing: .08em;
}
.service-card h3{ margin: 16px 0 10px; font-weight: 1000; }
.service-card p{ color: rgba(255,255,255,.72); line-height: 1.75; margin: 0 0 18px; }

.clean-list{
  list-style: none;
  padding: 0; margin: 0;
  color: rgba(255,255,255,.72);
}
.clean-list li{
  padding-left: 24px;
  position: relative;
  margin-bottom: 12px;
}
.clean-list li::before{
  content:"";
  position:absolute; left:0; top:.55em;
  width: 10px; height: 10px; border-radius: 4px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  opacity: .9;
}

/* Synergy */
.synergy-card{
  padding: var(--air-card);
  height: 100%;
  display:flex; flex-direction: column;
  gap: 12px;
}
.synergy-icon{
  width: 58px; height: 58px;
  border-radius: 18px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(124,92,255,.22), rgba(0,209,255,.14));
  border: 1px solid rgba(255,255,255,.16);
}
.synergy-card h3{ font-weight: 1000; margin: 6px 0 0; }
.synergy-card p{ color: rgba(255,255,255,.72); line-height: 1.8; margin:0; }
.synergy-mini{ color: rgba(255,255,255,.55); font-weight: 800; }

/* Process */
.process-wrap{
  margin-top: 130px !important;
  padding: 36px;
  border-radius: 24px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.04);
}
.process-head h3{ font-weight: 1000; }
.process-head p{ color: rgba(255,255,255,.72); }
.process-grid{
  margin-top: 16px;
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.process-step{
  padding: 20px 18px;
  border-radius: 16px;
  border: 1px solid var(--stroke);
  background: rgba(15,22,38,.40);
  font-weight: 900;
  color: rgba(255,255,255,.84);
  display:flex; align-items:center; gap:10px;
}
.process-step span{
  width: 34px; height: 34px;
  display:grid; place-items:center;
  border-radius: 12px;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--stroke);
  color: rgba(255,255,255,.78);
}

/* People slider */
.slider-shell{ position: relative; margin-top: 42px; }
.slider-actions{
  display:flex; gap:10px;
  justify-content: flex-end;
  margin-bottom: 10px;
}
.icon-btn{
  width: 44px; height: 44px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.08);
  color:#fff;
  display:grid; place-items:center;
}
.icon-btn:hover{ background: rgba(255,255,255,.12); }

.people-slider{
  display:flex;
  gap: 14px;
  overflow: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 6px;
}
.people-slider::-webkit-scrollbar{ height: 8px; }
.people-slider::-webkit-scrollbar-thumb{
  background: rgba(255,255,255,.20);
  border-radius: 999px;
}
.people-card{
  min-width: 280px;
  max-width: 320px;
  scroll-snap-align: start;
  border-radius: 20px;
  border: 1px solid var(--stroke);
  background: rgba(15,22,38,.55);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.people-photo{
  width: 100%;
  height: 240px;
  object-fit: cover;
}
.people-meta{ padding: 22px; }
.people-meta .role{
  display:inline-block;
  font-weight: 900;
  color: rgba(255,255,255,.62);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .78rem;
}
.people-meta .name{ font-weight: 1000; margin: 6px 0 8px; }
.people-meta .bio{ color: rgba(255,255,255,.72); margin:0; line-height: 1.8; }

.dots{
  display:flex;
  gap: 8px;
  justify-content:center;
  margin-top: 12px;
}
.dots button{
  width: 8px; height: 8px;
  border-radius: 999px;
  border: 0;
  background: rgba(255,255,255,.25);
}
.dots button.is-active{ width: 26px; background: rgba(255,255,255,.70); }

/* FAQ */
.accordion-pro .accordion-item{
  background: rgba(15,22,38,.55);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 12px;
}
.accordion-pro .accordion-button{
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
  font-weight: 900;
}
.accordion-pro .accordion-button:not(.collapsed){
  background: rgba(255,255,255,.09);
  color: #fff;
}
.accordion-pro .accordion-body{
  background: rgba(15,22,38,.35);
  color: rgba(255,255,255,.78);
  line-height: 1.85;
  padding: 22px 26px;
}

/* Contact */
.contact-pro{ padding: var(--air-section) 0; }
.contact-form{ padding: var(--air-card); }
.contact-card{ padding: var(--air-card); }
.contact-line{
  display:flex; align-items:center; gap:10px;
  padding: 10px 0;
  color: rgba(255,255,255,.82);
}
.contact-line i{ width: 18px; opacity: .9; }
.contact-mini{ color: rgba(255,255,255,.65); font-weight: 800; margin-top: 14px; line-height: 1.7; }

.form-label{ font-weight: 900; color: rgba(255,255,255,.86); }
.form-pro{
  background: rgba(255,255,255,.06) !important;
  border: 1px solid var(--stroke) !important;
  color: rgba(255,255,255,.92) !important;
  border-radius: 14px !important;
  padding-top: 14px;
  padding-bottom: 14px;
}
.form-pro:focus{
  box-shadow: 0 0 0 .25rem rgba(124,92,255,.18) !important;
  border-color: rgba(124,92,255,.55) !important;
}

/* ✅ select 옵션(드롭다운) 글자색 고정 */
select.form-pro{
  color: rgba(255,255,255,.92) !important; /* 선택바(닫혔을 때) 글자 */
}

/* 드롭다운 펼쳤을 때 옵션은 흰 배경이라 글자를 어둡게 */
select.form-pro option{
  color: #111 !important;
  background: #fff !important;
}

/* (선택) placeholder 느낌: 첫 옵션이 선택된 상태에서 흐리게 보이게 */
select.form-pro:invalid{
  color: rgba(255,255,255,.55) !important;
}

.form-help{
  color: rgba(255,255,255,.55);
  font-weight: 800;
  line-height: 1.7;
  margin-top: 10px;
}
.contact-alt{
  margin: 18px 0;
  display:flex; align-items:center; gap: 12px;
  color: rgba(255,255,255,.55);
  font-weight: 900;
}
.contact-alt::before,
.contact-alt::after{
  content:"";
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,.12);
}
.contact-alt span{ padding: 0 4px; }

/* Contact Phone */
.contact-line a[href^="tel"]{
  font-size: 1.8rem;
  font-weight: 900;
}

/* Contact Map */
.contact-map .map-canvas{
  width: 100%;
  height: 220px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
}

/* Footer */
.footer-pro{ padding: 48px 0; border-top: 1px solid rgba(255,255,255,.08); }
.footer-logo{
  width: clamp(110px, 9vw, 160px);
  max-width: 160px;
  height: auto;
  display: block;
}
.footer-text p{ color: rgba(255,255,255,.62); font-weight: 800; }

/* Scroll Top */
.scroll-top{
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(10,14,24,.78);
  backdrop-filter: blur(12px);
  display: none; /* JS가 is-on일 때만 보이게 */
  place-items: center;
  color: rgba(255,255,255,.92);
  z-index: 9999;
  box-shadow: 0 10px 26px rgba(0,0,0,.35);
}
.scroll-top.is-on{ display: grid; }

/* Bootstrap gutter (air) */
.section-pro .row,
.section-dark .row,
.contact-pro .row { --bs-gutter-x: 2.6rem; --bs-gutter-y: 2.6rem; }

/* Mobile */
@media (max-width: 991.98px){
  :root{
    --air-section: var(--air-section-m);
    --air-head: var(--air-head-m);
    --air-card: var(--air-card-m);
  }

  .hero-content{ padding-top: 145px; padding-bottom: 92px; }
  .process-grid{ grid-template-columns: 1fr 1fr; }
  .footer-logo{
    width: 140px;
    max-width: 140px;
    margin: 0 auto;
  }
  .footer-pro{ padding: 36px 0; }
}

/* 마커 전체 핀 모양 (파란색) */
    .gsre-marker {
        position: relative;
        width: 44px;
        height: 44px;
        background-color: #0095FF; /* 로고와 어울리는 파란색 */
        border-radius: 50% 50% 50% 0; /* 물방울 모양 만들기 */
        transform: rotate(-45deg); /* 회전시켜서 핀 모양으로 */
        box-shadow: 2px 2px 5px rgba(0,0,0,0.3); /* 그림자 */
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: pointer;
    }

    /* 내부 흰색 원 */
    .gsre-marker-inner {
        width: 34px;
        height: 34px;
        background-color: white;
        border-radius: 50%;
        transform: rotate(45deg); /* 내부는 다시 원래대로 회전 */
        display: flex;
        justify-content: center;
        align-items: center;
        overflow: hidden;
    }

    /* 로고 이미지 */
    .gsre-marker-logo {
        width: 85%; /* 원 안에서 로고 크기 */
        height: auto;
        object-fit: contain;
    }