:root{
  --blue:#ffc21a; --blue2:#ffc21a; --blue-deep:#000;
  --honey:#ffc21a; --honey-d:#e6a800;
  --ink:#fff; --text:#b9b9b9; --muted:#8a8a8a; --line:#2a2a2a; --bg:#0b0b0b; --soft:#121212; --card:#171717;
  --en:"Oswald",Helvetica,Arial,sans-serif;
  --body:"Pretendard Variable",Pretendard,"Barlow",-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;font-family:var(--body);color:var(--text);background:var(--bg);font-size:16px;line-height:1.7;word-break:keep-all;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{color:var(--ink);margin:0;line-height:1.3}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap.narrow{max-width:820px}
.skip{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* header */
.site-header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,box-shadow .3s}
.site-header.scrolled{background:rgba(8,8,8,.92);backdrop-filter:blur(8px);box-shadow:0 1px 0 var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;transition:height .3s}
.scrolled .header-inner{height:62px}
.logo{font-family:"Barlow",var(--body);font-weight:600;font-size:26px;letter-spacing:.02em;color:#fff;text-decoration:none}
.logo span{color:var(--honey)}
.scrolled .logo{color:#fff}
.logo.small{font-size:20px;color:#fff}
.gnb{display:flex;gap:30px;align-items:center}
.gnb a{font-family:var(--en);font-size:13px;letter-spacing:.08em;color:#fff;text-decoration:none;opacity:.92;font-weight:500}
.gnb a:hover{opacity:1;color:var(--honey)}
.scrolled .gnb a{color:#ddd}
.scrolled .gnb a:hover{color:var(--honey)}
.gnb .nav-cta{border:1px solid var(--honey);color:var(--honey)!important;padding:6px 14px;border-radius:2px}
.gnb .nav-cta:hover{background:var(--honey);color:#111!important}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;padding:8px;cursor:pointer}
.nav-toggle span{display:block;height:2px;background:#fff;margin:5px 0;transition:.3s}
.scrolled .nav-toggle span{background:#fff}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;color:#fff;text-align:center;overflow:hidden;
  background:radial-gradient(ellipse at 75% 15%,#3a2d06 0%,#141414 55%),#141414;
  clip-path:polygon(0 0,100% 0,100% 84%,0 100%)}
.hero-bg{position:absolute;inset:0;opacity:.18;
  background-image:radial-gradient(circle at 20% 30%,rgba(255,194,26,.5) 0 1px,transparent 1.5px),radial-gradient(circle at 70% 60%,rgba(255,255,255,.3) 0 1px,transparent 1.5px);
  background-size:38px 38px,57px 57px}
.hero-bg::after{content:"";position:absolute;right:-12vw;top:-10vw;width:55vw;height:55vw;border-radius:50%;background:radial-gradient(circle,rgba(255,194,26,.35),transparent 65%);filter:blur(10px)}
.hero-inner{position:relative;padding-top:60px;padding-bottom:12vh;width:100%}
.eyebrow{font-size:15px;letter-spacing:.2em;opacity:.85;margin:0 0 18px}
.hero h1 .en{display:block;font-family:var(--en);font-weight:500;font-size:clamp(46px,7.4vw,92px);line-height:1.05;letter-spacing:-.005em;color:#fff}
.hero h1 .ko{display:block;margin-top:22px;font-weight:600;font-size:clamp(20px,2.6vw,30px);line-height:1.5;color:#fff}
.hero-lead{max-width:640px;margin:0 auto;font-size:16px;opacity:.88}
.hero-cta{margin-top:34px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 30px;font-weight:600;font-size:15px;text-decoration:none;border-radius:2px;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:.2s}
.btn-honey{background:var(--honey);color:#1a1a1a}
.btn-honey:hover{background:var(--honey-d)}
.btn-line{border-color:rgba(255,255,255,.7);color:#fff}
.btn-line:hover{background:#fff;color:#111}
.scroll-down{position:absolute;left:50%;bottom:5vh;width:18px;height:18px;border-right:2px solid var(--honey);border-bottom:2px solid var(--honey);transform:translateX(-50%) rotate(45deg);animation:bob 1.8s infinite}
@keyframes bob{50%{transform:translate(-50%,6px) rotate(45deg)}}

/* dividers & headings */
.divider{display:block;position:relative;width:96px;height:1px;margin:22px auto 20px;background:linear-gradient(90deg,transparent,#5a4a1a 30%,#5a4a1a 70%,transparent)}
.divider::after{content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;border-radius:50%;background:var(--honey);transform:translate(-50%,-50%)}
.divider.light{background:linear-gradient(90deg,transparent,rgba(255,255,255,.6) 30%,rgba(255,255,255,.6) 70%,transparent)}
.divider.left{margin-left:0;background:linear-gradient(90deg,#5a4a1a,transparent)}
.divider.left::after{left:3px}
.divider.left.light{background:linear-gradient(90deg,rgba(255,255,255,.6),transparent)}
.section{padding:110px 0}
.section-head{text-align:center;margin-bottom:50px}
.title-en{font-family:var(--en);font-weight:400;font-size:clamp(38px,4.6vw,53px);letter-spacing:.01em}
.title-ko{font-weight:700;font-size:clamp(26px,3.2vw,38px);letter-spacing:-.02em}
.title-ko.left{text-align:left}
.light{color:#fff!important}
.section-lead{margin:0 auto;max-width:640px;color:var(--text)}
.kicker{font-family:var(--en);letter-spacing:.16em;font-size:13px;color:var(--honey);margin:0 0 12px}

/* stats */
.stats{margin-top:-6vw;position:relative;z-index:2}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);background:var(--card);box-shadow:0 18px 50px rgba(0,0,0,.5);border-top:3px solid var(--honey)}
.stat{padding:30px 20px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat strong{display:block;font-family:var(--en);font-weight:500;font-size:40px;color:#fff;line-height:1.1}
.stat sup{font-size:.55em;color:var(--honey-d)}
.stat span{font-size:14px;color:var(--muted)}

/* works */
.work{padding-bottom:0}
.filters{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:28px}
.filters button{background:none;border:1px solid #3a3a3a;padding:8px 18px;font-family:inherit;font-size:14px;color:#bbb;cursor:pointer;border-radius:30px;transition:.2s}
.filters button:hover{border-color:var(--blue);color:var(--blue)}
.filters button.on{background:var(--honey);border-color:var(--honey);color:#111;font-weight:600}
.work-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr)}
.work-grid li.hide{display:none}
.work-item{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:#151515}
.work-item img{color:transparent;width:100%;height:100%;object-fit:cover;transform:scale(1.36);transition:transform .6s,filter .4s}
.work-info{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:18px;color:#fff;background:linear-gradient(to top,rgba(0,0,0,.92),rgba(0,0,0,.2) 70%,transparent);opacity:0;transition:opacity .35s}
.work-info em{font-style:normal;font-size:12px;color:var(--honey);letter-spacing:.04em}
.work-info strong{font-size:15px;line-height:1.4;font-weight:600}
.work-item::after{content:"";position:absolute;left:50%;top:42%;width:46px;height:46px;border-radius:50%;background:rgba(255,184,28,.95) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M8 5v14l11-7z' fill='%23111'/%3E%3C/svg%3E") 55% 50%/20px no-repeat;transform:translate(-50%,-50%) scale(.6);opacity:0;transition:.35s}
.work-item:hover img,.work-item:focus-visible img{transform:scale(1.45)}
.work-item:hover .work-info,.work-item:focus-visible .work-info,.work-item:hover::after,.work-item:focus-visible::after{opacity:1}
.work-item:hover::after{transform:translate(-50%,-50%) scale(1)}

/* cards */
.concerns{background:var(--soft)}
.card-grid{display:grid;gap:22px}
.card-grid.four{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);padding:32px 26px;border-top:3px solid var(--blue);}
.card h3{font-size:18px;margin-bottom:12px}
.card p{margin:0;font-size:15px}

/* about */
.about-grid{display:grid;grid-template-columns:5fr 7fr;gap:60px;align-items:start}
.about-text p{margin:0 0 18px;font-size:17px}
.about-text strong{color:var(--honey)}

/* services */
.services{background:var(--soft)}
.service{background:var(--card);padding:36px 28px;position:relative;transition:transform .3s,box-shadow .3s}
.service:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(0,0,0,.6);outline:1px solid rgba(255,194,26,.35)}
.svc-no{font-family:var(--en);font-size:40px;color:var(--honey);line-height:1}
.service h3{font-size:19px;margin:14px 0 6px}
.svc-q{font-size:13px;color:var(--blue);margin:0 0 12px;font-weight:600}
.service p{font-size:15px;margin:0 0 14px}
.service ul{margin:0;padding:14px 0 0;list-style:none;border-top:1px solid var(--line);font-size:14px;color:#aaa}
.service li{padding:3px 0 3px 16px;position:relative}
.service li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--honey)}

/* history */
.history-cols{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.timeline-title{font-size:20px;padding-bottom:14px;border-bottom:2px solid var(--honey);margin-bottom:6px}
.timeline dl{margin:0}
.timeline dt{font-family:var(--en);font-size:22px;color:var(--blue);padding-top:18px}
.timeline dd{margin:4px 0 0;padding-bottom:18px;border-bottom:1px solid var(--line);font-size:15px;color:var(--text)}

/* equipment band */
.band{position:relative;color:#fff;background:#161616 radial-gradient(ellipse at 15% 50%,rgba(255,194,26,.10),transparent 60%);padding:150px 0;clip-path:polygon(0 7%,100% 0,100% 93%,0 100%)}
.band .section-lead{color:rgba(255,255,255,.85)}
.equip-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:34px 40px}
.equip-grid li{display:flex;gap:18px;align-items:flex-start}
.ico{flex:0 0 52px;height:52px;border-radius:50%;background:rgba(255,194,26,.12);display:grid;place-items:center}
.ico svg{width:24px;height:24px;fill:none;stroke:var(--honey);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.equip-grid h3{font-family:var(--en);font-weight:500;color:#fff;font-size:16px;letter-spacing:.06em;margin-top:2px}
.equip-grid p{margin:4px 0 0;font-size:14px;color:rgba(255,255,255,.8)}

/* pricing */
.basis{border:1px solid var(--line);background:var(--card);padding:28px 24px}
.basis h3{font-size:17px;margin-bottom:8px;color:var(--blue)}
.basis p{margin:0;font-size:15px}
.process{list-style:none;margin:50px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);counter-reset:s}
.process li{padding:26px 22px;background:var(--card);position:relative;border-right:2px solid var(--bg)}
.process li:last-child{border-right:0}
.process span{font-family:var(--en);font-size:14px;color:var(--honey-d);letter-spacing:.1em}
.process strong{display:block;color:var(--ink);font-size:17px;margin:4px 0}
.process p{margin:0;font-size:14px;color:#999}

/* faq */
.faq{background:var(--soft)}
.faq details{background:var(--card);margin-bottom:10px;border-left:3px solid transparent;transition:border-color .2s}
.faq details[open]{border-left-color:var(--honey)}
.faq summary{cursor:pointer;list-style:none;padding:20px 56px 20px 24px;font-weight:600;color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--blue);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0;padding:0 24px 22px;font-size:15px}

/* contact */
.contact{background:#000 radial-gradient(ellipse at 85% 30%,rgba(255,194,26,.14),transparent 55%);color:#fff;padding:160px 0 110px;clip-path:polygon(0 8%,100% 0,100% 100%,0 100%)}
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:60px;align-items:start}
.contact-info p{color:rgba(255,255,255,.88)}
.contact .kicker{color:var(--honey)}
.contact-list{list-style:none;padding:0;margin:28px 0 0}
.contact-list li{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.18);font-size:18px}
.contact-list span{width:74px;color:rgba(255,255,255,.65);font-size:14px;padding-top:3px}
.contact-list a{color:#fff;text-decoration:none}
.contact-list a:hover{color:var(--honey)}
.contact-form{background:var(--card);color:var(--text);padding:36px;border-top:3px solid var(--honey)}
.contact-form label{display:block;font-size:14px;font-weight:600;color:#ddd;margin-bottom:16px}
.contact-form input,.contact-form select,.contact-form textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid #333;border-radius:2px;font:inherit;font-weight:400;color:#eee;background:#0e0e0e}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:2px solid rgba(255,194,26,.25);border-color:var(--honey)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form .agree{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:13px;color:#999}
.contact-form .agree input{width:auto;margin:3px 0 0}
.hp{position:absolute!important;left:-9999px!important}
.contact-form .btn{width:100%;font-size:16px}
.form-msg{margin:12px 0 0;font-size:14px;min-height:1.4em}
.form-msg.ok{color:#7fd88f}.form-msg.err{color:#ff7a7a}

/* footer */
.site-footer{background:#000;border-top:1px solid #1d1d1d;color:rgba(255,255,255,.6);padding:40px 0;font-size:13px}
.footer-inner{display:flex;flex-wrap:wrap;gap:12px 40px;align-items:center;justify-content:space-between}
.footer-inner p{margin:0}

/* modal */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.9)}
.modal-box{position:relative;width:min(1100px,92vw)}
.modal-video{aspect-ratio:16/9;background:#000}
.modal-video iframe{width:100%;height:100%;border:0}
.modal-close{position:absolute;right:0;top:-46px;background:none;border:0;color:#fff;font-size:36px;cursor:pointer;line-height:1}
.to-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;display:grid;place-items:center;background:var(--honey);color:#111;text-decoration:none;opacity:0;pointer-events:none;transition:.3s;z-index:40;border-radius:2px}
.to-top.show{opacity:1;pointer-events:auto}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}.reveal{opacity:1;transform:none}}

/* responsive */
@media (max-width:1100px){
  .work-grid{grid-template-columns:repeat(4,1fr)}
  .card-grid.four{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .gnb{position:fixed;top:0;right:0;height:100vh;width:min(300px,80vw);flex-direction:column;align-items:flex-start;gap:0;padding:90px 30px;background:#111;box-shadow:-10px 0 40px rgba(0,0,0,.6);transform:translateX(100%);transition:transform .3s}
  .gnb.open{transform:none}
  .gnb a{color:#eee!important;font-size:16px;padding:12px 0;width:100%;border-bottom:1px solid var(--line)}
  .gnb .nav-cta{border:0;padding:12px 0}
  .nav-toggle{position:relative;z-index:60}
  .nav-toggle[aria-expanded=true] span{background:#fff}
  .work-grid{grid-template-columns:repeat(3,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .about-grid,.history-cols,.contact-grid{grid-template-columns:1fr;gap:30px}
  .equip-grid{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .process li:nth-child(2){border-right:0}
  .section{padding:80px 0}
}
@media (max-width:560px){
  .wrap{padding:0 16px}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .work-info{opacity:1;padding:10px;background:linear-gradient(to top,rgba(0,0,0,.9),transparent 75%)}
  .work-info strong{font-size:13px}
  .work-info em{font-size:11px}
  .card-grid.four,.equip-grid,.row2,.process{grid-template-columns:1fr}
  .process li{border-right:0;border-bottom:2px solid var(--bg)}
  .stat strong{font-size:32px}
  .contact-form{padding:24px 18px}
  .band{padding:110px 0}
  .contact{padding:120px 0 80px}
  .hero{clip-path:polygon(0 0,100% 0,100% 92%,0 100%)}
}

/* links & subpages */
.service h3 a{text-decoration:none;color:inherit}
.service h3 a:hover{color:var(--honey)}
.more{display:inline-block;margin-top:16px;font-size:14px;font-weight:600;color:var(--honey);text-decoration:none}
.more:hover{text-decoration:underline}
.more.light{margin-top:6px}
.footer-nav{display:flex;flex-wrap:wrap;gap:6px 18px;width:100%;order:-1;padding-bottom:14px;border-bottom:1px solid #1d1d1d}
.footer-nav a{color:rgba(255,255,255,.75);text-decoration:none;font-size:14px}
.footer-nav a:hover{color:var(--honey)}
.page-hero{position:relative;padding:170px 0 110px;background:radial-gradient(ellipse at 80% 10%,#3a2d06 0%,#141414 55%),#141414;clip-path:polygon(0 0,100% 0,100% 86%,0 100%);overflow:hidden}
.crumb{font-size:13px;color:#999;margin:0 0 18px}
.crumb a{color:#bbb;text-decoration:none}.crumb a:hover{color:var(--honey)}
.page-hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;letter-spacing:-.02em;line-height:1.25}
.page-hero h1 em{font-style:normal;color:var(--honey)}
.page-hero .lead{max-width:720px;margin:20px 0 30px;font-size:17px;color:#cfcfcf}
.prose{max-width:860px}
.prose h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;margin:0 0 18px;letter-spacing:-.02em}
.prose p{font-size:16.5px;margin:0 0 16px}
.check{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 30px}
.check li{position:relative;padding-left:26px;color:#ddd}
.check li::before{content:"";position:absolute;left:0;top:7px;width:14px;height:8px;border-left:2px solid var(--honey);border-bottom:2px solid var(--honey);transform:rotate(-45deg)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.cta-band{background:#000;padding:90px 0;text-align:center;border-top:1px solid #1d1d1d}
.cta-band h2{font-size:clamp(24px,3vw,36px);font-weight:700;margin-bottom:12px}
.cta-band p{margin:0 0 26px}
.related{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px}
.related a{border:1px solid #3a3a3a;padding:8px 16px;border-radius:30px;color:#ccc;text-decoration:none;font-size:14px}
.related a:hover{border-color:var(--honey);color:var(--honey)}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:30px}.check{grid-template-columns:1fr}.page-hero{padding:130px 0 90px}}