:root{
  --navy:#06295d;
  --deep:#001d4d;
  --blue:#0b4db3;
  --ink:#0b2454;
  --muted:#5a6a85;
  --line:#dbe4f1;
  --soft:#f2f6fb;
  --white:#fff;
  --shadow:0 22px 50px rgba(10,35,80,.12);
  --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,"Noto Sans KR",sans-serif;color:var(--ink);background:#fff;line-height:1.65}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,92vw);margin:0 auto}
.skip-link{position:absolute;left:-999px;top:0;background:#fff;padding:10px;z-index:1000}
.skip-link:focus{left:10px}
.topbar{background:linear-gradient(90deg,#001b49,#052e68);color:#fff;font-size:14px}
.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.top-contact{display:flex;gap:20px;align-items:center}
.top-contact a{display:inline-flex;align-items:center;gap:7px}
.topbar svg,.footer-icon svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.site-header{position:sticky;top:0;background:#fff;z-index:50;border-bottom:1px solid #edf1f7;box-shadow:0 6px 22px rgba(6,41,93,.04)}
.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between}
.brand img{height:54px;width:auto}
.primary-nav{display:flex;gap:44px;font-size:17px;font-weight:800}
.primary-nav a{position:relative;padding:28px 0}
.primary-nav a.active::after,.primary-nav a:hover::after{content:"";position:absolute;left:0;right:0;bottom:18px;height:3px;background:#1164df;border-radius:9px}
.menu-toggle{display:none;background:none;border:0;width:42px;height:42px}
.menu-toggle span{display:block;height:2px;background:var(--ink);margin:7px 0}
.hero{position:relative;background:#001b49;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,25,70,.98) 0%,rgba(0,35,85,.86) 38%,rgba(0,36,83,.45) 63%,rgba(0,20,50,.25) 100%),url("assets/hero-bg.jpg") center/cover no-repeat}
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;min-height:520px;gap:28px}
.eyebrow,.section-kicker{font-size:14px;font-weight:900;letter-spacing:.22em;text-transform:uppercase}
.hero-copy h1{font-size:clamp(44px,5vw,76px);line-height:1.08;margin:16px 0}
.hero-copy h2{font-size:clamp(24px,2.4vw,34px);line-height:1.35;margin:0 0 22px}
.hero-desc{font-size:18px;color:#e7eefb}
.hero-actions,.contact-actions,.detail-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-width:156px;height:54px;padding:0 26px;border-radius:9px;font-weight:900;border:1px solid rgba(255,255,255,.7)}
.btn.primary{background:#064bb4;color:#fff;border-color:#064bb4}
.btn.ghost{background:rgba(255,255,255,.04);color:#fff}
.btn.light{background:#fff;color:var(--ink);border-color:#fff}
.btn.outline{background:#fff;color:var(--ink);border-color:#bdd0e9}
.hero-showcase{background:rgba(255,255,255,.94);color:var(--ink);border:1px solid rgba(255,255,255,.55);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
.showcase-head{background:linear-gradient(90deg,#082d63,#0b438c);color:#fff;padding:30px}
.showcase-head span{font-size:13px;opacity:.8}
.showcase-head h2{font-size:34px;margin:8px 0 8px}
.showcase-head p{margin:0;color:#e8effc}
.mini-product-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;padding:22px}
.mini-product-grid a{border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center;background:#fff;min-height:150px}
.mini-product-grid img{width:100%;height:86px;object-fit:cover;border-radius:9px;margin-bottom:10px}
.mini-product-grid strong{font-size:13px}
.strength-strip{background:#fff;border-bottom:1px solid #edf2f8}
.strength-strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 0}
.strip-item{display:grid;grid-template-columns:54px 1fr;column-gap:16px;align-items:start}
.strip-item span{grid-row:1/3;width:54px;height:54px;color:#052e68}
.strip-item svg{width:54px;height:54px;fill:none;stroke:currentColor;stroke-width:1.8}
.strip-item strong{font-size:18px}
.strip-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
.section{padding:86px 0}
.section.soft{background:var(--soft)}
.section.white{background:#fff}
.center{text-align:center}
.narrow{max-width:880px}
.section h2{font-size:clamp(36px,4vw,56px);line-height:1.15;margin:10px 0 18px;color:#08326c}
.lead,.section-desc{font-size:19px;color:var(--muted)}
.feature-grid,.strengths-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:42px}
.feature-grid article,.strengths-grid article,.market-card,.product-card,.info-panel,.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.feature-grid article,.strengths-grid article{padding:34px}
.feature-grid h3,.strengths-grid h3{font-size:24px;margin:0 0 12px}
.feature-grid p,.strengths-grid p{color:var(--muted);margin:0}
.strengths-grid{grid-template-columns:repeat(4,1fr)}
.strengths-grid span,.market-icon,.panel-icon{width:58px;height:58px;border-radius:16px;background:#eef4ff;color:#082f68;display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.strengths-grid svg,.market-icon svg,.panel-icon svg{width:34px;height:34px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.markets-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px}
.market-card{overflow:hidden;transition:.2s ease}
.market-card:hover,.product-card:hover{transform:translateY(-4px)}
.market-image img{height:150px;width:100%;object-fit:cover}
.market-body{padding:26px}
.market-body h3{font-size:26px;margin:0;color:#052e68}
.market-body span{display:block;font-weight:800;color:#50627f;margin-bottom:12px}
.market-body p{color:var(--muted);margin:0 0 18px}
.text-link{font-weight:900;color:#052e68;display:inline-flex;gap:8px;align-items:center}
.products-section{background:linear-gradient(180deg,#f4f7fc 0,#fff 40%)}
.products-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:40px}
.product-card{overflow:hidden;transition:.2s ease}
.product-image img{height:160px;width:100%;object-fit:cover}
.product-body{padding:22px}
.product-body h3{font-size:22px;margin:0 0 8px;color:#052e68}
.product-body p{color:var(--muted);margin:0 0 18px}
.contact-section{background:linear-gradient(135deg,#f7faff,#eef4ff)}
.site-footer{background:linear-gradient(90deg,#001b49,#05306b);color:#fff}
.footer-main{display:grid;grid-template-columns:220px 1.8fr 1fr 1fr 1.3fr;gap:24px;align-items:center;padding:28px 0;border-bottom:1px solid rgba(255,255,255,.22)}
.footer-brand{background:#fff;border-radius:10px;padding:12px 24px}
.footer-brand img{height:52px;width:auto}
.footer-item{display:flex;align-items:center;gap:12px}
.footer-item strong{font-weight:900}
.footer-address{line-height:1.6}
.footer-icon{display:inline-flex;color:#fff}
.footer-copy{text-align:center;padding:18px 0;color:rgba(255,255,255,.82)}
.detail-hero{position:relative;min-height:390px;color:#fff;background:#00245a;display:flex;align-items:center;overflow:hidden}
.market-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,25,65,.95),rgba(0,30,75,.65) 45%,rgba(0,25,55,.08)),var(--hero-image) center/cover no-repeat}
.detail-hero-content{position:relative;padding:70px 0}
.detail-hero h1,.product-detail-hero h1{font-size:clamp(48px,5vw,72px);line-height:1.05;margin:12px 0}
.detail-hero h2,.product-detail-hero h2{font-size:28px;margin:0 0 18px}
.detail-hero p{max-width:650px;color:#eaf2ff;font-size:18px}
.detail-body{padding:28px 0;background:#f8fbff}
.detail-layout{display:grid;grid-template-columns:2fr 1fr;gap:24px}
.detail-main{display:grid;gap:14px}
.info-panel{padding:24px 28px;display:grid;grid-template-columns:78px 1fr;gap:20px;align-items:start}
.info-panel h2,.side-card h2{font-size:28px;margin:0 0 10px;color:#052e68}
.info-panel p{margin:0;color:#384b68}
.requirements ul{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:8px 0 0;padding-left:20px}
table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:12px;font-size:15px}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:left}
th{background:#f3f7fd;color:#052e68}
.detail-side{display:grid;gap:14px;align-content:start}
.side-card{padding:28px}
.side-card ul{margin:8px 0 0;padding-left:20px}
.quick-links a{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-weight:800;color:#052e68}
.product-detail-hero{background:linear-gradient(135deg,#eef4ff,#fff);padding:62px 0}
.product-detail-grid{display:grid;grid-template-columns:1fr .9fr;gap:46px;align-items:center}
.product-detail-hero p{font-size:18px;color:var(--muted)}
.product-hero-image{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:18px}
.product-hero-image img{height:340px;width:100%;object-fit:cover;border-radius:18px}
@media (max-width:1050px){
  .hero-grid,.detail-layout,.product-detail-grid{grid-template-columns:1fr}
  .hero-showcase{display:none}
  .markets-grid{grid-template-columns:repeat(2,1fr)}
  .products-grid{grid-template-columns:repeat(3,1fr)}
  .strengths-grid,.strength-strip-grid{grid-template-columns:repeat(2,1fr)}
  .footer-main{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .topbar-inner{height:auto;padding:8px 0;align-items:flex-start;flex-direction:column}
  .top-keywords{font-size:13px}
  .header-inner{height:70px}
  .brand img{height:46px}
  .menu-toggle{display:block}
  .primary-nav{position:absolute;left:0;right:0;top:70px;background:#fff;display:none;flex-direction:column;gap:0;padding:12px 24px;border-bottom:1px solid var(--line)}
  .primary-nav.open{display:flex}
  .primary-nav a{padding:12px 0}
  .hero-grid{min-height:620px}
  .hero-copy h1{font-size:44px}
  .section{padding:58px 0}
  .feature-grid,.markets-grid,.products-grid,.strengths-grid,.strength-strip-grid{grid-template-columns:1fr}
  .info-panel{grid-template-columns:1fr}
  .requirements ul{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr}
}


/* === Final responsive stability patch: hero title line-break control === */
.hero-copy{
  max-width: min(760px, 100%);
}
.hero-copy h1{
  font-size: clamp(44px, 4.2vw, 64px);
  line-height: 1.08;
  word-break: keep-all;
  overflow-wrap: normal;
  letter-spacing: -0.04em;
}
.hero-copy h2,
.hero-desc{
  word-break: keep-all;
  overflow-wrap: normal;
}
@media (min-width: 901px){
  .hero-copy h1{
    white-space: nowrap;
  }
}
@media (max-width: 900px){
  .hero-copy h1{
    white-space: normal;
    font-size: clamp(36px, 8vw, 54px);
    letter-spacing: -0.035em;
  }
}
@media (max-width: 520px){
  .hero-copy h1{
    font-size: clamp(34px, 10vw, 46px);
  }
}