:root{--ink:#0b1b2b;--mute:#5a6b7d;--line:#e3e9ef;--bg:#fff;--soft:#f3f7fa;--aqua:#00a6c8;--aqua2:#0077b6;--deep:#06223a}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.6 Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
.w{max-width:1200px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:15px;transition:.2s}
.btn.p{background:var(--aqua);color:#fff}.btn.p:hover{background:var(--aqua2)}
.btn.g{border:1.5px solid currentColor}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--aqua)}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;margin:0}
h2{font-size:clamp(28px,4vw,44px);margin:10px 0 14px}
.lead{color:var(--mute);font-size:18px;max-width:620px}
section{padding:96px 0}
/* nav */
.top{background:var(--deep);color:#cfe7f2;font-size:13px;text-align:center;padding:8px}
nav{position:sticky;top:0;z-index:9;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
nav .w{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.08em}
.logo img{height:22px;width:auto}
.menu{display:flex;gap:30px;font-size:15px;font-weight:500}.menu a:hover{color:var(--aqua)}
nav .btn{padding:10px 20px}
/* hero */
.hero{position:relative;min-height:min(88vh,820px);display:flex;align-items:center;color:#fff;overflow:hidden;padding:0}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 40%}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,34,58,.92) 0%,rgba(6,34,58,.65) 45%,rgba(6,34,58,.05) 80%)}
.hero .w{position:relative;z-index:1;width:100%}
.hero h1{font-size:clamp(40px,6.4vw,80px);font-weight:800;max-width:720px}
.hero h1 span{color:#5fe0f5}
.hero p{font-size:19px;max-width:520px;color:#d7e9f3;margin:22px 0 34px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.stats{display:flex;gap:44px;margin-top:56px;flex-wrap:wrap}
.stats b{display:block;font-size:34px;font-weight:800}.stats small{color:#a9c9da;font-size:13px}
/* trust */
.trust{background:var(--soft);padding:26px 0}
.trust .w{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-weight:600;color:var(--mute);font-size:14px}
.trust span:before{content:"✓ ";color:var(--aqua)}
/* features */
.feat{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:48px}
.fc{padding:30px 26px;border:1px solid var(--line);border-radius:18px;transition:.25s}
.fc:hover{border-color:var(--aqua);transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,119,182,.08)}
.ic{width:46px;height:46px;border-radius:12px;background:#e3f7fb;color:var(--aqua2);display:grid;place-items:center;font-size:22px;margin-bottom:18px}
.fc h3{font-size:19px;margin-bottom:8px}.fc p{color:var(--mute);font-size:15px;margin:0}
/* products */
.prod{background:var(--soft)}
.head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap}
.pg{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.pc{background:#fff;border-radius:20px;overflow:hidden;transition:.25s}
.pc:hover{box-shadow:0 20px 50px rgba(6,34,58,.1)}
.pc .im{aspect-ratio:1;background:#eef2f5;overflow:hidden}.pc .im img{width:100%;height:100%;object-fit:cover;transition:.5s}.pc:hover img{transform:scale(1.05)}
.pc .tx{padding:22px 24px 26px}.pc h3{font-size:20px}.pc p{color:var(--mute);font-size:14px;margin:6px 0 14px}
.sw{display:flex;gap:8px}.sw i{width:20px;height:20px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--line)}
.tagl{display:inline-block;font-size:12px;font-weight:700;color:var(--aqua2);background:#e3f7fb;padding:3px 10px;border-radius:99px;margin-bottom:10px}
/* colors */
.colors{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:40px}
.colors figure{margin:0;text-align:center}.colors img{border-radius:16px;aspect-ratio:1;object-fit:cover;width:100%;background:#eef2f5}
.colors figcaption{font-weight:600;font-size:14px;margin-top:10px}
/* lab */
.lab{display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center}
.lab .doc{border-radius:20px;overflow:hidden;box-shadow:0 30px 60px rgba(6,34,58,.15);border:1px solid var(--line)}
.lab .doc img{width:100%;height:440px;object-fit:cover;object-position:top}
.big{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:30px 0}
.big div{background:var(--soft);border-radius:16px;padding:20px}.big b{font-size:30px;font-weight:800;color:var(--aqua2);display:block}.big small{color:var(--mute);font-size:13px}
/* use */
.use{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:44px}.use .u{background:var(--soft);border-radius:20px;padding:26px 10px;text-align:center;transition:.25s}.use .u:hover{background:#e3f7fb;transform:translateY(-4px)}.use i{font-style:normal;font-size:40px;display:block;line-height:1;margin-bottom:12px}.use span{font-weight:600;font-size:15px}
/* oem */
.oem{background:var(--deep);color:#fff}.oem .lead{color:#a9c9da}
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:48px;counter-reset:s}
.steps div{border-top:2px solid #1f4d6e;padding-top:18px;counter-increment:s}
.steps div:before{content:"0" counter(s);color:#5fe0f5;font-weight:800;font-size:14px}
.steps h3{font-size:17px;margin:8px 0 6px}.steps p{color:#a9c9da;font-size:14px;margin:0}
.cust{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px}.cust span{border:1px solid #1f4d6e;border-radius:99px;padding:8px 16px;font-size:14px}
/* specs */
table{width:100%;border-collapse:collapse;margin-top:36px;font-size:15px}
td,th{padding:16px 18px;border-bottom:1px solid var(--line);text-align:left}th{width:32%;color:var(--mute);font-weight:500}
.todo{background:#fff6dc;color:#8a5a00;font-size:12px;padding:2px 8px;border-radius:6px;font-weight:600}
/* quote */
.quote{background:linear-gradient(135deg,#e6f8fc,#f6fbfd)}
.qg{display:grid;grid-template-columns:1fr 1.2fr;gap:56px}
form{background:#fff;border-radius:24px;padding:36px;box-shadow:0 30px 60px rgba(6,34,58,.08);display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{font-size:13px;font-weight:600;display:grid;gap:6px}.full{grid-column:1/-1}
input,select,textarea{font:inherit;padding:13px 14px;border:1px solid var(--line);border-radius:12px;background:#fbfcfd}
input:focus,select:focus,textarea:focus{outline:2px solid var(--aqua);border-color:transparent}
.ci{margin-top:30px;display:grid;gap:14px;font-size:15px}.ci b{display:block;font-size:13px;color:var(--mute);font-weight:500}
footer{background:#041726;color:#7f9bb0;padding:48px 0;font-size:14px}footer .w{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.reveal{opacity:0;transform:translateY(24px);transition:.7s}.reveal.on{opacity:1;transform:none}
body{overflow-x:hidden}@media(max-width:900px){.menu{display:none}nav .btn{display:none}[dir=rtl] .hero:after{background:rgba(6,34,58,.72)}.hero{min-height:640px}.hero:after{background:rgba(6,34,58,.72)}.top{font-size:12px}.feat{grid-template-columns:1fr 1fr}.pg{grid-template-columns:1fr}.colors{grid-template-columns:repeat(3,1fr)}
.lab,.qg{grid-template-columns:1fr}.use{grid-template-columns:repeat(3,1fr)}
.steps{grid-template-columns:1fr 1fr}form{grid-template-columns:1fr;padding:24px}section{padding:68px 0}.stats{gap:28px}}
/* build additions */
.langs{position:relative}.langs summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:99px;padding:8px 14px;font-size:14px;font-weight:500;background:#fff}
.langs summary::-webkit-details-marker{display:none}
.langs ul{position:absolute;right:0;top:44px;margin:0;padding:8px;list-style:none;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 16px 40px rgba(6,34,58,.12);min-width:170px;z-index:30}
.langs li a{display:block;padding:8px 12px;border-radius:8px;font-size:14px}.langs li a:hover,.langs li a[aria-current]{background:var(--soft);color:var(--aqua2)}
.colors{grid-template-columns:repeat(3,1fr)}.colors .sw6{border-radius:16px;aspect-ratio:1;width:100%}
.wa{position:fixed;right:18px;bottom:18px;width:56px;height:56px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.2);z-index:20}
.hp{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);opacity:0}
.fmsg{grid-column:1/-1;font-weight:600}
@media(min-width:901px){[dir=rtl] .hero:after{background:linear-gradient(270deg,rgba(6,34,58,.92) 0%,rgba(6,34,58,.65) 45%,rgba(6,34,58,.05) 80%)}}
[dir=rtl] .langs ul{right:auto;left:0}
@media(max-width:900px){.colors{grid-template-columns:repeat(2,1fr)}.langs ul{right:-60px}}

.colors img{border-radius:20px}.colors figcaption{font-size:16px}

/* 용도별 페이지 */
.phero{position:relative;min-height:560px;display:flex;align-items:center;color:#fff;overflow:hidden}
.phero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.phero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,34,58,.9) 0%,rgba(6,34,58,.6) 50%,rgba(6,34,58,.1) 85%)}
.phero .w{position:relative;z-index:1;width:100%;padding-top:40px;padding-bottom:40px}.phero h1{font-size:clamp(32px,5vw,58px);max-width:720px}.phero p{font-size:18px;max-width:600px;color:#d7e9f3;margin:18px 0 28px}
.crumb{font-size:13px;color:#a9c9da;margin-bottom:14px}.crumb a{text-decoration:underline}
.feat3{grid-template-columns:repeat(3,1fr)}.terms{padding-left:20px;font-size:16px;line-height:2}
.qa{border-bottom:1px solid var(--line);padding:16px 0}.qa summary{font-weight:600;font-size:17px;cursor:pointer}.qa p{color:var(--mute);margin:10px 0 0}

.use a.u{color:inherit}
[dir=rtl] .phero:after{background:linear-gradient(270deg,rgba(6,34,58,.9) 0%,rgba(6,34,58,.6) 50%,rgba(6,34,58,.1) 85%)}
@media(max-width:900px){.phero:after{background:rgba(6,34,58,.72)}.feat3{grid-template-columns:1fr}}
.rel5{grid-template-columns:repeat(5,1fr)!important;margin-top:16px}.use.rel{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.rel5,.use.rel{grid-template-columns:repeat(2,1fr)!important}}


.use.rel .rc{position:relative;display:block;aspect-ratio:4/3;border-radius:20px;overflow:hidden;color:#fff;box-shadow:0 10px 30px rgba(10,30,60,.12)}
.use.rel .rc img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.use.rel .rc::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,22,40,.85),rgba(6,22,40,.05) 60%)}
.use.rel .rc span{position:absolute;inset-inline:18px;bottom:16px;z-index:1;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:17px}
.use.rel .rc b{width:32px;height:32px;border-radius:50%;background:var(--aqua);display:grid;place-items:center;font-size:15px;transition:transform .25s}
[dir=rtl] .use.rel .rc b{transform:scaleX(-1)}
.use.rel .rc:hover img{transform:scale(1.07)}.use.rel .rc:hover b{transform:translateX(4px)}[dir=rtl] .use.rel .rc:hover b{transform:scaleX(-1) translateX(4px)}