:root{
  --ink:#0a0f13;
  --ink2:#12191e;
  --navy:#0c2b3f;
  --blue:#1f6d99;
  --steel:#60727e;
  --muted:#737f86;
  --paper:#f4f5f3;
  --soft:#edf1f3;
  --line:#d8dee1;
  --white:#fff;
  --max:1360px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:#fff;color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans KR",Arial,sans-serif;
  letter-spacing:-.02em;
}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}
.kicker{font-size:10px;letter-spacing:.19em;font-weight:900;color:#628299;text-transform:uppercase}
.lead{font-size:15px;line-height:1.9;color:var(--muted)}
.section{padding:105px 0}
.section.grey{background:var(--paper)}
.section.dark{background:#0b1318;color:#fff}
.section-head{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:end;margin-bottom:45px}
.section h2{font-size:44px;line-height:1.18;letter-spacing:-.05em;margin:12px 0 0;font-weight:850}
.section.dark .lead{color:#b7c3c9}
.text-link{display:inline-flex;gap:11px;align-items:center;margin-top:18px;font-size:11px;font-weight:900;color:var(--blue)}
.text-link:after{content:"→";font-size:15px}

/* HEADER */
.topbar{height:30px;background:#061219;color:#92a0a8;font-size:10px}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}
.header{height:82px;position:sticky;top:0;z-index:80;background:rgba(255,255,255,.98);border-bottom:1px solid #e7ebed}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:13px;min-width:280px}
.logo-mark{width:42px;height:42px;background:#0c2737;color:#fff;display:grid;place-items:center;font-weight:900;font-size:16px}
.logo-title{font-size:17px;font-weight:900;color:#0f2736}
.logo-sub{font-size:8px;letter-spacing:.21em;color:#87939a;margin-top:5px}
.nav{display:flex;height:100%;align-items:stretch}
.nav-item{position:relative;height:100%;display:flex;align-items:center;padding:0 17px;font-size:12px;font-weight:820}
.nav-item:after{content:"";position:absolute;left:17px;right:17px;bottom:-1px;height:2px;background:#0c2737;transform:scaleX(0);transition:.2s}
.nav-item:hover:after{transform:scaleX(1)}
.header-cta{border:1px solid #0c2737;padding:12px 15px;font-size:11px;font-weight:900}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;padding:10px 12px;font-size:11px;font-weight:900}

/* MEGA MENU */
.mega{display:none;position:absolute;top:81px;left:50%;transform:translateX(-50%);width:930px;background:#fff;border:1px solid var(--line);box-shadow:0 26px 60px rgba(9,24,34,.13);grid-template-columns:290px 1fr}
.nav-item:hover .mega{display:grid}
.mega-intro{background:#0d2230;color:#fff;padding:32px}
.mega-intro h3{font-size:23px;line-height:1.35;margin:12px 0}
.mega-intro p{font-size:11px;line-height:1.75;color:#b9c7ce}
.mega-links{padding:29px;display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.mega-links h4{font-size:10px;letter-spacing:.1em;color:#3e525d;margin:0 0 10px}
.mega-links a{display:block;padding:6px 0;font-size:12px;color:#6a767d}
.mega-links a:hover{color:var(--blue)}

/* MOBILE */
.mobile-nav{display:none;background:#fff;border-bottom:1px solid var(--line);padding:0 21px 18px}
.m-group{border-bottom:1px solid #e7ebed}
.m-group summary{list-style:none;cursor:pointer;padding:17px 0;font-size:15px;font-weight:850;position:relative}
.m-group summary::-webkit-details-marker{display:none}
.m-group summary:after{content:"+";position:absolute;right:0;color:#7a878f;font-weight:500}
.m-group[open] summary:after{content:"–"}
.m-sub{display:grid;grid-template-columns:1fr 1fr;gap:0 18px;padding:0 0 14px}
.m-sub a{padding:7px 0;font-size:12px;color:#66747c}
.m-contact{display:block;padding:16px 0;font-size:14px;font-weight:850}

/* HERO */
.hero{min-height:740px;background:#0a1217;color:#fff;position:relative;overflow:hidden}
.hero:before{
  content:"";position:absolute;inset:0;
  background:
  linear-gradient(90deg,rgba(9,17,22,.98) 0%,rgba(9,24,33,.93) 48%,rgba(12,44,60,.55) 100%),
  radial-gradient(circle at 83% 24%,rgba(52,122,158,.28),transparent 28%),
  linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:auto,auto,54px 54px,54px 54px;
}
.hero-grid{min-height:740px;display:grid;grid-template-columns:1.12fr .88fr;gap:70px;align-items:center;position:relative;z-index:2}
.hero-copy{padding-bottom:45px}
.hero .kicker{color:#98b1bf}
.hero h1{font-size:70px;line-height:1.02;letter-spacing:-.065em;margin:20px 0 26px;font-weight:850}
.hero p{font-size:17px;line-height:1.85;color:#c5d0d6;max-width:730px;margin:0}
.hero-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;padding:14px 18px;font-size:11px;font-weight:900;border:1px solid rgba(255,255,255,.18)}
.btn.primary{background:#fff;color:#0a1014}
.btn.ghost{color:#fff}
.hero-art{height:520px;position:relative}
.coat-panel{
  position:absolute;left:50%;width:360px;height:205px;border:1px solid rgba(255,255,255,.16);
  transform:translateX(-50%) rotateX(60deg) rotateZ(-28deg);
  box-shadow:0 28px 54px rgba(0,0,0,.25)
}
.coat-panel:nth-child(1){top:28px;background:linear-gradient(135deg,#b7c4ca,#607580)}
.coat-panel:nth-child(2){top:132px;background:linear-gradient(135deg,#385e72,#173442)}
.coat-panel:nth-child(3){top:236px;background:linear-gradient(135deg,#26323a,#0d171c)}
.coat-panel:nth-child(4){top:340px;background:linear-gradient(135deg,#777e82,#2b3439)}
.hero-label{position:absolute;right:4px;bottom:18px;font-size:9px;color:#80919a;letter-spacing:.16em;text-align:right}
.hero-meta{position:absolute;left:0;right:0;bottom:0;border-top:1px solid rgba(255,255,255,.13);z-index:3}
.hero-meta .container{display:grid;grid-template-columns:repeat(4,1fr)}
.hero-meta div{padding:19px 17px;border-right:1px solid rgba(255,255,255,.1)}
.hero-meta b{display:block;font-size:12px}
.hero-meta span{font-size:9px;color:#83939c}

/* STATEMENT */
.statement{padding:62px 0;border-bottom:1px solid var(--line)}
.statement-grid{display:grid;grid-template-columns:240px 1fr;gap:70px}
.statement-title{font-size:11px;font-weight:900;letter-spacing:.13em;color:#60737f}
.statement-copy{font-size:34px;line-height:1.48;letter-spacing:-.045em;font-weight:800;max-width:960px}

/* BUSINESS / PRODUCTS */
.business-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #cbd4d8;border-left:1px solid #cbd4d8}
.business-card{min-height:280px;padding:29px;border-right:1px solid #cbd4d8;border-bottom:1px solid #cbd4d8;background:#fff;position:relative;transition:.22s}
.business-card:hover{background:#0f2838;color:#fff}
.business-card small{font-size:9px;letter-spacing:.14em;color:#5d7e93;font-weight:900}
.business-card h3{font-size:24px;line-height:1.2;margin:52px 0 11px}
.business-card p{font-size:12px;line-height:1.75;color:#6b7981}
.business-card:hover p{color:#c3cfd5}
.business-card .arr{position:absolute;right:25px;bottom:22px;font-size:18px}

.category-stack{border-top:2px solid #0c2737}
.category-row{display:grid;grid-template-columns:100px 270px 1fr 24px;gap:26px;align-items:center;padding:25px 6px;border-bottom:1px solid var(--line)}
.category-row .num{font-size:10px;font-weight:900;color:#477089}
.category-row h3{font-size:21px;margin:0;color:#102b3b}
.category-row p{font-size:12px;line-height:1.7;color:#6d7980;margin:0}
.category-row:hover{background:#f7f9fa}

/* INDUSTRIES */
.industry-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.industry{min-height:230px;padding:24px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.industry small{font-size:9px;letter-spacing:.14em;color:#4d7790;font-weight:900}
.industry h3{font-size:19px;margin:40px 0 9px;color:#102b3b}
.industry p{font-size:12px;line-height:1.7;color:#6f7a81;margin:0}

/* TECH */
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.14);border-left:1px solid rgba(255,255,255,.14)}
.tech-item{min-height:210px;padding:28px;border-right:1px solid rgba(255,255,255,.14);border-bottom:1px solid rgba(255,255,255,.14)}
.tech-item small{font-size:9px;color:#7c9eb0;font-weight:900}
.tech-item h3{font-size:20px;margin:33px 0 8px}
.tech-item p{font-size:12px;line-height:1.75;color:#b2c0c7;margin:0}

/* DEFECT / INSIGHT */
.defect-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.defect-card{border:1px solid var(--line);padding:21px;background:#fff}
.defect-card small{font-size:9px;color:#477691;font-weight:900}
.defect-card h3{font-size:17px;margin:10px 0;color:#102b3b}
.defect-card p{font-size:12px;line-height:1.7;color:#6b7880;margin:0}

.insight-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:26px}
.article-list{border-top:2px solid #0c2737}
.article{display:grid;grid-template-columns:100px 1fr 24px;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
.article small{font-size:9px;color:#71818a}
.article b{font-size:14px;color:#183340}
.side-dark{background:#0c2737;color:#fff;padding:28px}
.side-dark h3{font-size:23px;margin:11px 0}
.side-dark p{font-size:12px;line-height:1.75;color:#b9c8cf}
.side-dark a{display:block;padding:12px 0;border-top:1px solid rgba(255,255,255,.13);font-size:11px}

/* BRAND */
.brand-strip{display:grid;grid-template-columns:1.25fr repeat(5,1fr);border:1px solid var(--line)}
.brand-strip>div{min-height:105px;display:grid;place-items:center;background:#fff;border-right:1px solid var(--line);font-weight:900;color:#3d505b;font-size:13px;text-align:center;padding:12px}
.brand-strip .copy{display:block;padding:20px;text-align:left;background:#f7f8f8}
.brand-strip .copy b{display:block;font-size:15px;color:#122d3d}
.brand-strip .copy p{font-size:11px;line-height:1.65;color:#707c83;font-weight:500}

/* CONTACT */
.contact{background:#0c2737;color:#fff}
.contact-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px}
.contact h2{color:#fff}
.contact-info{margin-top:25px;border-top:1px solid rgba(255,255,255,.14)}
.contact-info div{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:12px;color:#bdcbd2}
.contact-info b{display:inline-block;width:82px;color:#fff}
.form{background:#fff;color:#111;padding:29px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.form input,.form select,.form textarea{width:100%;padding:13px;border:1px solid #d7dfe3;font-size:12px}
.form textarea{min-height:130px;margin-top:9px}
.form button{width:100%;padding:14px;background:#0c2737;color:#fff;border:0;font-size:12px;font-weight:900;margin-top:9px}

/* FOOTER */
.footer{background:#06151e;color:#8d9ba4;padding:45px 0 22px;font-size:11px;line-height:1.7}
.footer-grid{display:grid;grid-template-columns:1.35fr repeat(3,1fr);gap:34px}
.footer b{display:block;color:#fff;font-size:12px;margin-bottom:8px}
.footer a{display:block;padding:2px 0}
.copyline{border-top:1px solid rgba(255,255,255,.08);margin-top:28px;padding-top:17px}

/* PAGE */
.page-hero{background:#0d2230;color:#fff;padding:95px 0 75px}
.page-hero h1{font-size:48px;margin:13px 0 10px;letter-spacing:-.05em}
.page-hero p{font-size:14px;line-height:1.8;color:#c3d0d7;max-width:800px}
.breadcrumb{font-size:9px;letter-spacing:.13em;color:#8da7b6}
.anchor{border-bottom:1px solid var(--line)}
.anchor .container{display:flex;overflow:auto}
.anchor a{padding:15px 19px;border-right:1px solid var(--line);font-size:11px;font-weight:800;white-space:nowrap;color:#4d5e68}
.anchor a:hover{color:#12618b}
.data-table{width:100%;border-collapse:collapse;margin-top:24px;font-size:12px}
.data-table th,.data-table td{padding:13px;border:1px solid var(--line);text-align:left;vertical-align:top}
.data-table th{background:#eff3f5;color:#294553}
.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.resource{border:1px solid var(--line);padding:20px;background:#fff}
.resource h3{font-size:16px;color:#123040;margin:0 0 8px}
.resource p{font-size:11px;line-height:1.7;color:#6e7980;margin:0}
.note{background:#eef4f7;border-left:3px solid #2b759b;padding:14px;font-size:11px;line-height:1.7;color:#485f6d;margin-top:20px}

@media(max-width:1120px){
 .nav,.header-cta{display:none}.menu-btn{display:block}.logo{min-width:0}
 .hero-grid,.section-head,.statement-grid,.contact-grid{grid-template-columns:1fr}
 .hero-art{display:none}.hero{min-height:690px}.hero-grid{min-height:690px}.hero h1{font-size:56px}
 .business-grid{grid-template-columns:1fr 1fr}.industry-grid{grid-template-columns:1fr 1fr}
 .brand-strip{grid-template-columns:repeat(3,1fr)}.brand-strip .copy{grid-column:1/-1}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
 .topbar{display:none}.container{width:min(var(--max),calc(100% - 30px))}.header{height:70px}.header-inner{height:70px}
 .logo-title{font-size:15px}.logo-sub{font-size:7px}
 .hero{min-height:720px}.hero-grid{min-height:720px}.hero h1{font-size:40px}.hero p{font-size:15px}.hero-meta{position:relative}.hero-meta .container{grid-template-columns:1fr 1fr}
 .statement{padding:42px 0}.statement-copy{font-size:25px}
 .section{padding:72px 0}.section h2{font-size:33px}.section-head{gap:16px}
 .business-grid,.industry-grid,.tech-grid,.defect-grid,.resource-grid{grid-template-columns:1fr}
 .category-row{grid-template-columns:48px 1fr 20px}.category-row p{grid-column:2/-1}
 .insight-grid{grid-template-columns:1fr}.brand-strip{grid-template-columns:1fr 1fr}
 .form-grid,.footer-grid{grid-template-columns:1fr}
 .page-hero h1{font-size:38px}
}

.naver-channels{display:flex;flex-wrap:wrap;gap:10px 24px;padding:22px 0;border-top:1px solid #355061}.naver-channels a{color:#dce8ee;font-size:13px}.naver-channels a:hover{color:#fff;text-decoration:underline}.contact-channels{display:flex;flex-wrap:wrap;gap:12px}.contact-channels a{display:inline-block;padding:13px 20px;border:1px solid #c8d5dd;color:#183342;font-size:14px}.contact-channels a:hover{background:#edf3f6}