/* =====================================================================
   JL — Blueprint / CAD Interface
   style.css
   ===================================================================== */
:root{
  --bg:#070A11;
  --bg2:#0B111C;
  --panel:#0E1622;
  --panel-2:#121C2B;
  --grid:#15233A;
  --grid-soft:#101A2B;
  --cyan:#4DA8E8;
  --cyan-dim:#1D466E;
  --red:#FF2A3D;
  --red-core:#C21D2D;
  --text:#E8EEF6;
  --muted:#7E8DA4;
  --muted-d:#536074;
  --line:#1C2A40;
  --disp:'Space Grotesk','Pretendard',sans-serif;
  --body:'Pretendard',sans-serif;
  --mono:'Space Mono','Pretendard',monospace;
  --maxw:1280px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);background:var(--bg);color:var(--text);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 30px}
a{color:inherit}
img{display:block;max-width:100%}

/* background blueprint grid */
#bgcanvas{position:fixed;inset:0;z-index:-2;pointer-events:none}
body::before{
  content:"";position:fixed;inset:0;z-index:-3;
  background:
    linear-gradient(var(--grid-soft) 1px,transparent 1px) 0 0/40px 40px,
    linear-gradient(90deg,var(--grid-soft) 1px,transparent 1px) 0 0/40px 40px,
    radial-gradient(120% 90% at 70% 0%, #0d1726 0%, var(--bg) 60%);
}

/* cursor crosshair + coord HUD */
.cross{position:fixed;z-index:60;pointer-events:none;background:rgba(77,168,232,.22);transition:opacity .3s}
#crossV{width:1px;top:0;bottom:0}
#crossH{height:1px;left:0;right:0}
#coordHUD{
  position:fixed;left:18px;bottom:16px;z-index:61;font-family:var(--mono);font-size:11px;
  color:var(--cyan);letter-spacing:.06em;pointer-events:none;
  background:rgba(8,12,20,.7);border:1px solid var(--cyan-dim);padding:6px 10px;border-radius:2px;
  backdrop-filter:blur(4px);
}
#coordHUD b{color:var(--red);font-weight:700}

.mono{font-family:var(--mono);letter-spacing:.04em}
.eyebrow{font-family:var(--mono);font-size:11.5px;font-weight:700;letter-spacing:.2em;
  text-transform:uppercase;color:var(--cyan);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"§";color:var(--red);font-weight:700}

/* top status strip */
.statusbar{border-bottom:1px solid var(--line);background:rgba(8,12,20,.6);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;color:var(--muted);overflow:hidden}
.statusbar .wrap{display:flex;justify-content:space-between;align-items:center;height:30px;white-space:nowrap}
.dotlive{display:inline-flex;align-items:center;gap:7px;color:var(--text)}
.dotlive i{width:7px;height:7px;border-radius:50%;background:var(--red);display:inline-block;
  box-shadow:0 0 8px var(--red);animation:blink 1.6s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}

/* nav */
header{position:sticky;top:0;z-index:50;background:rgba(8,12,20,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.mark{overflow:hidden;padding:3px;box-sizing:border-box}
.mark img{width:100%;height:100%;object-fit:contain;border-radius:50%;display:block}
.mark{width:38px;height:38px;border:1.5px solid var(--red);border-radius:50%;display:grid;place-items:center;
  color:var(--red);font-family:var(--disp);font-weight:700;font-size:15px;letter-spacing:-.03em;
  box-shadow:0 0 16px -4px var(--red);position:relative}
.brand b{font-family:var(--disp);font-weight:700;font-size:18px;letter-spacing:.02em;color:var(--text)}
.brand small{display:block;font-family:var(--mono);font-size:9px;color:var(--muted);letter-spacing:.18em;margin-top:-2px}
.navlinks{display:flex;align-items:center;gap:30px;list-style:none}
.navlinks a{text-decoration:none;font-size:14px;font-weight:500;color:var(--text);font-family:var(--mono);
  letter-spacing:.02em;position:relative;opacity:.82;transition:.2s}
.navlinks a .n{color:var(--red);font-size:10px;margin-right:5px}
.navlinks a:hover{opacity:1;color:#fff}
.quote-btn{font-family:var(--mono);font-size:12.5px;font-weight:700;letter-spacing:.05em;text-decoration:none;
  color:var(--text);border:1px solid var(--red);padding:10px 18px;border-radius:2px;display:inline-flex;
  align-items:center;gap:8px;transition:.22s;position:relative;overflow:hidden}
.quote-btn:hover{background:var(--red);color:#fff;box-shadow:0 0 22px -6px var(--red)}
.burger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px}
.burger span{width:24px;height:2px;background:var(--text);display:block}

/* hero */
.hero{position:relative;border-bottom:1px solid var(--line);padding:0}
.hero .wrap{display:grid;grid-template-columns:1fr 1.02fr;gap:46px;align-items:center;
  min-height:70vh;padding:60px 30px}
.hero-copy{opacity:0;transform:translateY(22px);animation:rise .9s .15s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes rise{to{opacity:1;transform:none}}
.hero h1{font-family:var(--disp);font-weight:700;line-height:1.0;letter-spacing:-.02em;
  font-size:clamp(40px,5.6vw,76px);margin:20px 0 6px}
.hero h1 .ko{font-family:var(--body);font-weight:800;letter-spacing:-.03em}
.hero h1 .ar{color:var(--red);display:inline-block;animation:nudge 2.4s ease-in-out infinite}
@keyframes nudge{0%,100%{transform:translateX(0)}50%{transform:translateX(8px)}}
.hero h1 em{color:var(--red);font-style:normal;position:relative}
.hero .lead{font-size:16.5px;color:#aeb9ca;max-width:470px;margin-top:22px;line-height:1.75}
.hero .specrow{display:flex;gap:22px;margin-top:20px;flex-wrap:wrap;font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.hero .specrow span b{color:var(--cyan);font-weight:700}
.hero-cta{display:flex;gap:13px;margin-top:34px;flex-wrap:wrap}
.btn{text-decoration:none;font-family:var(--mono);font-weight:700;font-size:13.5px;letter-spacing:.04em;
  padding:15px 24px;border-radius:2px;display:inline-flex;align-items:center;gap:10px;transition:.22s}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px -10px var(--red)}
.btn-ghost{background:none;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}

/* viewport */
.viewport{position:relative;aspect-ratio:1/1;border:1px solid var(--cyan-dim);border-radius:4px;
  background:radial-gradient(120% 120% at 50% 40%,#0f1a2b 0%,#080d16 75%);overflow:hidden;
  opacity:0;animation:fade 1.1s .4s ease forwards}
@keyframes fade{to{opacity:1}}
.viewport canvas{display:block;width:100%!important;height:100%!important;cursor:grab}
.viewport canvas:active{cursor:grabbing}
.viewport .vp-svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.vp-corner{position:absolute;width:16px;height:16px;border:1.5px solid var(--red);pointer-events:none}
.vp-corner.tl{top:10px;left:10px;border-right:none;border-bottom:none}
.vp-corner.tr{top:10px;right:10px;border-left:none;border-bottom:none}
.vp-corner.bl{bottom:10px;left:10px;border-right:none;border-top:none}
.vp-corner.br{bottom:10px;right:10px;border-left:none;border-top:none}
.vp-label{position:absolute;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--cyan);pointer-events:none}
.vp-label.top{top:16px;left:34px}
.vp-label.top b{color:var(--text)}
.vp-readout{position:absolute;bottom:16px;left:34px;font-family:var(--mono);font-size:10.5px;color:var(--muted)}
.vp-readout b{color:var(--red)}
.vp-hint{position:absolute;bottom:16px;right:34px;font-family:var(--mono);font-size:10px;color:var(--cyan);
  letter-spacing:.1em;animation:blink 2.2s infinite}

/* telemetry */
.telemetry{border-bottom:1px solid var(--line);background:var(--bg2)}
.telemetry .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.tele{padding:32px 10px;border-left:1px solid var(--line);position:relative}
.tele:first-child{border-left:none}
.tele .lab{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.tele .num{font-family:var(--disp);font-weight:700;font-size:clamp(34px,4.4vw,52px);line-height:1;margin-top:10px;letter-spacing:-.02em}
.tele .num b{color:var(--red);font-weight:700}
.tele .ko{font-size:12.5px;color:var(--muted);margin-top:6px}
.tele .bar{height:2px;background:var(--line);margin-top:14px;position:relative;overflow:hidden}
.tele .bar i{position:absolute;left:0;top:0;height:100%;width:0;background:var(--red);transition:width 1.4s ease}

/* section */
section{padding:108px 0;position:relative}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:52px}
.sec-head h2{font-family:var(--disp);font-weight:700;font-size:clamp(30px,3.5vw,46px);letter-spacing:-.02em;
  line-height:1.05;margin-top:16px}
.sec-head h2 .ko{font-family:var(--body);font-weight:800;letter-spacing:-.03em}
.sec-head h2 em{color:var(--red);font-style:normal}
.sec-head p{color:var(--muted);max-width:430px;font-size:14.5px}

/* about */
.about .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:center}
.about .lead2{font-family:var(--disp);font-weight:600;font-size:clamp(22px,2.5vw,30px);line-height:1.4;letter-spacing:-.01em}
.about .lead2 em{color:var(--red);font-style:normal}
.about .lead2 .ko{font-family:var(--body);font-weight:700}
.about p{color:var(--muted);font-size:14.5px;margin-top:20px;line-height:1.85}
.caps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.cap-card{border:1px solid var(--line);border-radius:3px;padding:24px 20px;background:var(--panel);position:relative;transition:.3s}
.cap-card:hover{border-color:var(--cyan);box-shadow:0 0 30px -16px var(--cyan)}
.cap-card .ti{font-family:var(--mono);font-size:10px;color:var(--cyan);letter-spacing:.12em}
.cap-card .big{font-family:var(--disp);font-weight:700;font-size:34px;color:var(--text);letter-spacing:-.02em;margin-top:14px}
.cap-card .big small{font-size:.42em;color:var(--red);margin-left:3px}
.cap-card .d{font-size:12.5px;color:var(--muted);margin-top:10px;line-height:1.55}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.svc{background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:30px 28px 34px;
  position:relative;transition:.3s;overflow:hidden}
.svc::after{content:"";position:absolute;inset:0;border:1px solid transparent;border-radius:4px;pointer-events:none;transition:.3s}
.svc:hover{border-color:var(--red);transform:translateY(-4px);background:var(--panel-2)}
.svc:hover::after{box-shadow:inset 0 0 0 1px var(--red),0 0 34px -12px var(--red)}
.svc-h{position:absolute;width:9px;height:9px;border:1.5px solid var(--red);opacity:0;transition:.3s}
.svc:hover .svc-h{opacity:1}
.svc .h-tl{top:6px;left:6px;border-right:none;border-bottom:none}
.svc .h-br{bottom:6px;right:6px;border-left:none;border-top:none}
.svc .no{font-family:var(--mono);font-size:11px;color:var(--red);font-weight:700;letter-spacing:.1em}
.svc .ic{margin:18px 0 16px;color:var(--cyan)}
.svc h3{font-family:var(--disp);font-weight:600;font-size:20px;letter-spacing:-.01em}
.svc h3 small{display:block;font-family:var(--mono);font-size:10.5px;color:var(--muted);font-weight:400;letter-spacing:.06em;margin-top:5px}
.svc p{font-size:13.5px;color:var(--muted);margin-top:13px;line-height:1.65}
.svc .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.svc .tags span{font-family:var(--mono);font-size:10px;color:var(--cyan);border:1px solid var(--cyan-dim);
  padding:3px 8px;border-radius:2px;letter-spacing:.02em}

/* process */
.process{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pipe{position:relative;margin-top:10px}
.pipe .track{position:absolute;top:33px;left:6%;right:6%;height:2px;background:var(--line)}
.pipe .track i{position:absolute;left:0;top:0;height:100%;width:0;background:var(--red);box-shadow:0 0 12px var(--red);transition:width .5s ease}
.steps{display:grid;grid-template-columns:repeat(5,1fr);position:relative;z-index:1}
.step{text-align:center;padding:0 10px}
.dot{width:66px;height:66px;border-radius:50%;background:var(--bg);border:1px solid var(--line);
  display:grid;place-items:center;margin:0 auto 20px;font-family:var(--mono);font-weight:700;font-size:14px;color:var(--muted);transition:.35s}
.step.act .dot{border-color:var(--red);color:#fff;background:var(--red);box-shadow:0 0 26px -6px var(--red);transform:scale(1.05)}
.step h4{font-size:15.5px;font-weight:700}
.step small{display:block;font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.08em;margin-top:4px}
.step p{font-size:12.5px;color:var(--muted);margin-top:9px;line-height:1.55}

/* equipment — with real photos */
.eq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.eq{border:1px solid var(--line);border-radius:4px;background:var(--panel);transition:.25s;position:relative;overflow:hidden}
.eq:hover{border-color:var(--cyan);background:var(--panel-2)}
.eq .thumb{width:100%;height:230px;object-fit:contain;object-position:center;
  background:radial-gradient(120% 120% at 50% 40%,#0f1a2b 0%,#080d16 80%);padding:16px;
  border-bottom:1px solid var(--line);filter:saturate(.92) contrast(1.02);transition:.4s}
.eq:hover .thumb{filter:saturate(1) contrast(1.05);transform:scale(1.03)}
.eq .body{padding:22px 26px 24px;display:flex;justify-content:space-between;align-items:flex-start;gap:18px}
.eq .cat{font-family:var(--mono);font-size:10px;color:var(--cyan);font-weight:700;letter-spacing:.12em}
.eq h4{font-family:var(--disp);font-weight:700;font-size:21px;margin-top:8px;letter-spacing:-.01em}
.eq .desc{font-size:13px;color:var(--muted);margin-top:6px}
.eq .spec{font-family:var(--mono);font-size:10.5px;color:var(--muted);text-align:right;white-space:nowrap;line-height:2}
.eq .spec b{color:var(--red)}

/* gallery — with real photos */
.gallery{background:var(--bg2);border-top:1px solid var(--line)}
.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:30px}
.filters button{font-family:var(--mono);font-size:11.5px;letter-spacing:.05em;background:none;
  border:1px solid var(--line);color:var(--muted);padding:8px 14px;border-radius:2px;cursor:pointer;transition:.2s}
.filters button.on,.filters button:hover{border-color:var(--red);color:#fff;background:rgba(255,42,61,.08)}
.gal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
.tile{aspect-ratio:1/1;border:1px solid var(--line);border-radius:3px;position:relative;overflow:hidden;
  background:var(--panel);transition:.3s;cursor:pointer}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:saturate(.9) brightness(.9) contrast(1.04);transition:.45s}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,10,17,.15),rgba(7,10,17,.55));transition:.3s}
.tile::before{content:"";position:absolute;left:-60%;top:0;width:40%;height:100%;z-index:2;
  background:linear-gradient(90deg,transparent,rgba(77,168,232,.22),transparent);transition:.5s;transform:skewX(-18deg)}
.tile:hover{border-color:var(--red);transform:translateY(-4px)}
.tile:hover img{filter:saturate(1) brightness(1) contrast(1.05);transform:scale(1.07)}
.tile:hover::after{background:linear-gradient(180deg,rgba(7,10,17,.05),rgba(7,10,17,.45))}
.tile:hover::before{left:120%}
.tile .cap{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:13px;
  background:linear-gradient(transparent,rgba(7,10,17,.92))}
.tile .cap .t{font-size:13.5px;font-weight:600}
.tile .cap .c{font-family:var(--mono);font-size:9.5px;color:var(--red);letter-spacing:.1em;text-transform:uppercase;margin-top:2px}
.tile .corner{position:absolute;z-index:3;width:12px;height:12px;border:1.5px solid var(--red);top:8px;left:8px;
  border-right:none;border-bottom:none;opacity:0;transition:.3s}
.tile:hover .corner{opacity:1}

/* cta */
.cta{text-align:center;border-top:1px solid var(--line);position:relative;overflow:hidden}
.cta .glow{position:absolute;width:680px;height:680px;border-radius:50%;left:50%;top:55%;transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(255,42,61,.16),transparent 60%);pointer-events:none}
.cta .wrap{position:relative;z-index:1}
.cta .prompt{font-family:var(--mono);font-size:13px;color:var(--cyan);letter-spacing:.04em;margin-bottom:18px}
.cta .prompt .cur{display:inline-block;width:9px;height:16px;background:var(--red);vertical-align:-3px;margin-left:3px;animation:blink 1s steps(1) infinite}
.cta h2{font-family:var(--disp);font-weight:700;font-size:clamp(32px,4.4vw,58px);line-height:1.05;letter-spacing:-.02em;margin-bottom:16px}
.cta h2 .ko{font-family:var(--body);font-weight:800;letter-spacing:-.03em}
.cta h2 em{color:var(--red);font-style:normal}
.cta p{font-size:15.5px;color:var(--muted);max-width:520px;margin:0 auto}
.cta-actions{display:flex;gap:13px;justify-content:center;margin-top:32px;flex-wrap:wrap}

/* footer */
footer{border-top:1px solid var(--line);padding:64px 0 30px;background:var(--bg)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1.1fr;gap:40px;padding-bottom:42px;border-bottom:1px solid var(--line)}
.foot-brand b{font-family:var(--disp);font-weight:700;font-size:19px;color:var(--text);display:block;margin-top:16px}
.foot-brand p{font-size:13px;color:var(--muted);margin-top:13px;max-width:290px;line-height:1.7}
footer h5{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-d);margin-bottom:16px}
footer ul{list-style:none}
footer ul li{margin-bottom:10px}
footer ul a{text-decoration:none;color:var(--muted);font-size:13.5px;font-family:var(--mono);transition:.2s}
footer ul a:hover{color:var(--red)}
.foot-contact p{font-size:13.5px;color:var(--muted);margin-bottom:8px;line-height:1.6}
.foot-contact .mono{font-family:var(--mono);font-size:12px;color:var(--cyan)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;flex-wrap:wrap;gap:10px}
.foot-bottom span{font-family:var(--mono);font-size:11px;color:var(--muted-d);letter-spacing:.06em}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:980px){
  .hero .wrap{grid-template-columns:1fr;gap:40px;min-height:0;padding:46px 30px 64px}
  .viewport{order:-1;max-width:460px}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .about .wrap{grid-template-columns:1fr;gap:34px}
  .gal-grid{grid-template-columns:repeat(3,1fr)}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .navlinks,.quote-btn{display:none}
  .burger{display:flex}
  .cross{display:none}
  .telemetry .wrap{grid-template-columns:1fr 1fr}
  .tele:nth-child(2n+1){border-left:none}
  .tele{border-top:1px solid var(--line)}
  .tele:nth-child(-n+2){border-top:none}
  section{padding:74px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:38px}
  .svc-grid{grid-template-columns:1fr}
  .caps{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:24px}
  .pipe .track{display:none}
  .eq-grid{grid-template-columns:1fr}
  .gal-grid{grid-template-columns:1fr 1fr}
  .foot-top{grid-template-columns:1fr}
  .statusbar .wrap .hideM{display:none}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal,.hero-copy,.viewport{opacity:1!important;transform:none!important}
}

/* latest / journal */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:30px}
.post{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:4px;text-decoration:none;position:relative;overflow:hidden;transition:border-color .3s,transform .3s,background .3s}
.post::before{content:"";position:absolute;top:0;left:0;width:0;height:2px;background:var(--red);z-index:2;transition:width .4s}
.post:hover{border-color:var(--red);transform:translateY(-3px);background:var(--panel-2)}
.post:hover::before{width:100%}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg2);border-bottom:1px solid var(--line)}
.post-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.post:hover .post-thumb img{transform:scale(1.06)}
.post-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:18px 20px 0}
.post-cat{font-family:var(--mono);font-size:10px;letter-spacing:.13em;color:var(--red)}
.post-date{font-family:var(--mono);font-size:10px;letter-spacing:.04em;color:var(--muted)}
.post h3{font-family:var(--disp);font-size:16px;font-weight:700;color:var(--text);letter-spacing:-.01em;line-height:1.45;padding:9px 20px 22px;margin:0}
.post p{font-size:13px;line-height:1.7;color:var(--muted);padding:0 20px 20px;margin:0}
.news-cta{display:flex;justify-content:center}
@media(max-width:980px){.news-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.news-grid{grid-template-columns:1fr}}