*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
:root{
  --bg:#06101b;--bg2:#0a1727;--panel:#0d1d31;--panel2:#112842;--card:#0d2037;
  --text:#f3f8ff;--muted:#a8bbd2;--line:rgba(255,255,255,.09);
  --brand:#43c7ff;--brand2:#86edff;--accent:#71e7c3;
  --shadow:0 24px 70px rgba(0,0,0,.32);--radius:22px;--radius-lg:30px;--max:1240px
}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;color:var(--text);background:
radial-gradient(circle at 12% 0%,rgba(67,199,255,.12),transparent 28%),
radial-gradient(circle at 88% 8%,rgba(113,231,195,.07),transparent 22%),
linear-gradient(180deg,#06101b 0%,#091523 52%,#06101b 100%);line-height:1.65;min-height:100vh}
img{max-width:100%;display:block} a{text-decoration:none;color:inherit} button,input,textarea,select{font:inherit} iframe{border:0}
.container{width:min(calc(100% - 40px),var(--max));margin:0 auto}.section{padding:86px 0}.section.compact{padding:58px 0}
.h1{font-size:clamp(2.25rem,4.8vw,4.7rem);line-height:1.04;letter-spacing:-.045em}.h2{font-size:clamp(1.7rem,3vw,2.65rem);line-height:1.12;letter-spacing:-.03em;margin-bottom:12px}.h3{font-size:1.18rem;margin-bottom:8px}.lead{color:var(--muted);font-size:1.04rem}
.eyebrow{display:inline-flex;align-items:center;gap:9px;padding:8px 13px;border-radius:999px;border:1px solid rgba(67,199,255,.2);background:rgba(67,199,255,.08);color:#d5f4ff;font-size:.84rem;font-weight:850;letter-spacing:.04em;text-transform:uppercase}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 0 15px rgba(67,199,255,.75)}
.header{position:sticky;top:0;z-index:100;background:rgba(4,11,19,.76);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.06)}.header__inner{min-height:92px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;flex:0 0 auto;width:260px}.brand img{width:100%;height:72px;object-fit:contain;object-position:left center;filter:drop-shadow(0 10px 24px rgba(0,151,255,.18))}.nav{display:flex;align-items:center;gap:5px;margin-left:auto}.nav a{color:#dce9f8;padding:10px 13px;border-radius:12px;font-size:.96rem;font-weight:750;transition:.2s ease}.nav a:hover,.nav a.active{background:rgba(67,199,255,.11);color:#fff}.header-call{display:inline-flex;align-items:center;gap:8px;padding:11px 15px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#03223b;font-weight:850;white-space:nowrap;box-shadow:0 10px 24px rgba(67,199,255,.17)}.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.04);color:#fff;cursor:pointer}.nav-toggle span,.nav-toggle:before,.nav-toggle:after{content:"";display:block;width:20px;height:2px;background:#fff;margin:4px auto;border-radius:4px}
.btns{display:flex;gap:11px;flex-wrap:wrap;margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:13px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);font-weight:780;transition:.2s ease}.btn:hover{transform:translateY(-2px);border-color:rgba(134,237,255,.28)}.btn.primary{border:none;color:#03233c;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 12px 28px rgba(67,199,255,.20)}.badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:#d9e8f8;font-size:.8rem;font-weight:760}
.card,.panel{background:linear-gradient(180deg,rgba(15,34,57,.94),rgba(8,20,35,.97));border:1px solid rgba(255,255,255,.075);border-radius:var(--radius);box-shadow:var(--shadow)}.card{padding:26px}.panel{padding:30px}
.hero{padding:44px 0 28px}.hero__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:stretch}.hero__panel{min-height:630px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}.hero__panel:after{content:"";position:absolute;left:-130px;bottom:-150px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(67,199,255,.18),transparent 68%);pointer-events:none}.hero__panel>*{position:relative;z-index:1}.hero-kicker{color:#d8f5ff;font-weight:800;margin-top:22px}.hero__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:28px 0 8px}.stat{padding:15px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.06)}.stat strong{display:block;font-size:1rem;margin-bottom:3px}.stat span{display:block;color:var(--muted);font-size:.86rem}.hero__media{overflow:hidden;position:relative;min-height:630px;padding:0}.hero__image{position:relative;min-height:630px;height:100%;background:linear-gradient(180deg,rgba(3,10,18,.04),rgba(3,10,18,.52)),url("../img/hero-4systems.png") center/cover no-repeat}.hero__image:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,12,22,.06),transparent 42%)}.hero__badges{position:absolute;left:20px;right:20px;bottom:20px;z-index:2;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.hero__badges .item{padding:13px 14px;border-radius:15px;background:rgba(5,15,27,.76);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(12px)}.hero__badges .item strong{display:block;font-size:.95rem}.hero__badges .item span{display:block;color:#b8cbe1;font-size:.82rem}.hero__cards{display:none}.hero-proof{display:flex;gap:16px;flex-wrap:wrap;margin-top:20px;color:#c9d9ea;font-size:.9rem}.hero-proof span:before{content:"✓";color:var(--accent);font-weight:900;margin-right:6px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.split{display:grid;grid-template-columns:1.08fr .92fr;gap:18px}.list{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:14px}.list-item{padding:15px 17px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.065);font-weight:720;color:#dbe9f8}
.product-card{padding:0;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s ease,border-color .25s ease}.product-card:hover{transform:translateY(-5px);border-color:rgba(67,199,255,.25)}.product-card__img{aspect-ratio:16/10;overflow:hidden;background:#0a1626}.product-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}.product-card:hover .product-card__img img{transform:scale(1.045)}.product-card__body{padding:19px}.meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.detail{display:grid;grid-template-columns:1.02fr .98fr;gap:26px;align-items:start}.detail__img{overflow:hidden;border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow);background:#091321}.detail__img img{width:100%;height:100%;min-height:540px;object-fit:cover}.detail__content{padding:30px}.detail__top{display:flex;flex-direction:column;gap:14px;margin-bottom:18px}.detail__summary{color:var(--muted)}.spec-list{display:grid;gap:10px;margin-top:4px}.spec-item{display:grid;grid-template-columns:160px 1fr;gap:14px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.07)}.spec-item strong{color:#dff0ff}.tab-buttons{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 0}.tab-buttons button{padding:11px 15px;border:none;border-radius:11px;font-weight:800;color:#d9ebff;background:#152842;cursor:pointer}.tab-buttons button.active{color:#03223b;background:linear-gradient(135deg,var(--brand),var(--brand2))}.tab-content{display:none;margin-top:18px;padding:22px;border-radius:17px;border:1px solid rgba(255,255,255,.07);background:rgba(255,255,255,.025)}.tab-content.active{display:block}.pdf-btn{margin-top:16px}.pdf-frame{width:100%;height:520px;border-radius:14px;background:#09111e}.check-list{list-style:none;display:grid;gap:10px}.check-list li{position:relative;padding-left:20px;color:#d8e8fb}.check-list li:before{content:"•";position:absolute;left:0;top:0;color:var(--brand2);font-weight:900}
.contact-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;margin-top:26px}.contact-form label{display:block;font-weight:740;margin-bottom:7px;color:#dbeaff}.form-group{margin-bottom:15px}.contact-form input,.contact-form textarea{width:100%;padding:14px 15px;border-radius:13px;border:1px solid rgba(255,255,255,.09);background:#0b1b2e;color:#fff;outline:none}.contact-form textarea{min-height:190px;resize:vertical}.contact-form input:focus,.contact-form textarea:focus{border-color:rgba(67,199,255,.48);box-shadow:0 0 0 4px rgba(67,199,255,.09)}.info-box{padding:25px;border-radius:22px;background:linear-gradient(180deg,rgba(16,34,57,.96),rgba(8,19,33,.98));border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}.info-box .row{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.07)}.info-box .row:last-child{border-bottom:none}.contact-link{color:#d9f5ff}.map-box{overflow:hidden;border-radius:22px;border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}
.cta{display:grid;grid-template-columns:1fr auto auto;gap:13px;align-items:center;padding:26px;border-radius:24px;background:linear-gradient(135deg,rgba(67,199,255,.16),rgba(113,231,195,.07));border:1px solid rgba(134,237,255,.17);box-shadow:var(--shadow)}.cta h3{margin-bottom:4px}.cta p{color:#d7e8fb}.footer{margin-top:26px;border-top:1px solid rgba(255,255,255,.06);background:rgba(3,10,18,.52)}.footer__grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:22px;padding:32px 0 38px}.small{font-size:.91rem;color:var(--muted)}.footer a:hover{color:#fff}
.timeline{position:relative;margin-top:18px;padding-left:26px}.timeline:before{content:"";position:absolute;left:8px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,rgba(67,199,255,.55),rgba(134,237,255,.12))}.timeline-item{position:relative;padding:0 0 18px 26px}.timeline-item:last-child{padding-bottom:0}.timeline-item:before{content:"";position:absolute;left:-2px;top:8px;width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 0 0 4px rgba(67,199,255,.10)}.timeline-date{display:inline-block;min-width:86px;margin-bottom:6px;padding:5px 10px;border-radius:999px;background:rgba(67,199,255,.10);border:1px solid rgba(67,199,255,.18);color:#c9eeff;font-weight:800;font-size:.88rem}.timeline-item h4{margin:0 0 4px;font-size:1rem;color:#eef6ff}.timeline-item p{margin:0;color:var(--muted)}
@media(max-width:1100px){.hero__grid,.detail,.split,.footer__grid,.contact-wrap{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr}.hero__panel,.hero__media,.hero__image{min-height:auto}.hero__image{min-height:520px}.detail__img img{min-height:360px}.header-call{display:none}}
@media(max-width:820px){.container{width:min(calc(100% - 28px),var(--max))}.header__inner{min-height:80px;position:relative}.brand{width:210px}.brand img{height:58px}.nav-toggle{display:block}.nav{display:none;position:absolute;left:14px;right:14px;top:72px;flex-direction:column;align-items:stretch;padding:10px;background:rgba(5,14,25,.98);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.nav.open{display:flex}.nav a{padding:12px 14px}.hero{padding-top:20px}.hero__panel{padding:24px}.panel,.card,.detail__content{padding:20px}.hero__stats,.hero__badges,.grid-4,.list,.cta{grid-template-columns:1fr}.hero__image{min-height:440px}.btn{width:100%}.spec-item{grid-template-columns:1fr}.section{padding:62px 0}.section.compact{padding:42px 0}}
@media(max-width:520px){.hero__image{min-height:390px}.hero__badges{left:12px;right:12px;bottom:12px}.h1{font-size:2.35rem}.footer__grid{padding-bottom:28px}}