/* ═══════════════════════════════════════════════════════
   주식회사 성현 E&G — 야간 현장(Night Site) 다크 단일 테마
   포인트 컬러는 헤저드 옐로 하나만 사용
   ═══════════════════════════════════════════════════════ */
:root{
  color-scheme: dark;
  --void:#08090B;
  --graphite:#14171C;
  --steel:#1D222A;
  --edge:#2B323C;
  --haze:#8A93A0;
  --mist:#C3C9D2;
  --paper:#EEF0F3;
  --ink:#111418;
  --hazard:#FFC400;
  --hazard-dim:#B98D00;

  --f-disp:'Gothic A1','IBM Plex Sans KR',-apple-system,'Malgun Gothic',sans-serif;
  --f-body:'IBM Plex Sans KR','Gothic A1',-apple-system,'Malgun Gothic',sans-serif;
  --f-mono:'IBM Plex Mono','IBM Plex Sans KR',ui-monospace,monospace;

  --pad:clamp(20px,4vw,56px);
  --maxw:1280px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;background:var(--void);}
body{
  background:var(--void);color:var(--mist);
  font-family:var(--f-body);font-size:16.5px;line-height:1.68;
  -webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--hazard);outline-offset:3px;}
::selection{background:var(--hazard);color:#000;}

.shell{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);}

h1,h2,h3{font-family:var(--f-disp);font-weight:900;line-height:1.1;word-break:keep-all;
  letter-spacing:-0.04em;text-wrap:balance;color:#fff;}

/* 모노 라벨 — 도면 기입 느낌 */
.mono{font-family:var(--f-mono);font-size:11.5px;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--haze);}
.eyebrow{display:flex;align-items:center;gap:12px;margin-bottom:22px;}
.eyebrow::before{content:'';width:28px;height:2px;background:var(--hazard);flex:none;}

/* ── 스크롤 리빌 ───────────────────────────── */
.rv{opacity:0;transform:translateY(26px);
  transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1);}
.rv.in{opacity:1;transform:none;}

/* ── 상단바 ───────────────────────────────── */
.bar{position:fixed;top:0;left:0;right:0;z-index:80;
  transition:background .3s ease,border-color .3s ease;
  border-bottom:1px solid transparent;}
.bar.stuck{background:rgba(8,9,11,.82);backdrop-filter:blur(14px) saturate(1.3);
  border-bottom-color:var(--edge);}
.bar-in{display:flex;align-items:center;justify-content:space-between;
  height:72px;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);}
.logo{display:flex;align-items:center;gap:11px;color:#fff;
  font-family:var(--f-disp);font-weight:900;font-size:18px;letter-spacing:-0.03em;}
.logo .mk{position:relative;width:26px;height:26px;flex:none;}
.logo .mk i{position:absolute;top:0;bottom:0;width:6px;background:var(--hazard);
  transform:skewX(-14deg);}
.logo .mk i:nth-child(1){left:0;opacity:.45;}
.logo .mk i:nth-child(2){left:9px;opacity:.72;}
.logo .mk i:nth-child(3){left:18px;}
.bar nav{display:flex;gap:32px;}
.bar nav a{font-size:14px;font-weight:500;color:var(--haze);position:relative;padding:6px 0;}
.bar nav a::after{content:'';position:absolute;left:0;right:100%;bottom:0;height:1px;
  background:var(--hazard);transition:right .3s cubic-bezier(.16,1,.3,1);}
.bar nav a:hover{color:#fff;}
.bar nav a:hover::after{right:0;}
.bar .tel{display:inline-flex;align-items:center;gap:9px;
  font-family:var(--f-mono);font-size:14px;font-weight:600;letter-spacing:.02em;
  color:var(--void);background:var(--hazard);padding:11px 20px;
  transition:box-shadow .3s,transform .2s;}
.bar .tel:hover{transform:translateY(-1px);box-shadow:0 8px 30px -8px rgba(255,196,0,.65);}
.bar .tel::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--void);}
@media(max-width:1000px){.bar nav{display:none;}}

/* ── 히어로 ───────────────────────────────── */
.hero{position:relative;
  display:flex;flex-direction:column;justify-content:flex-end;
  overflow:hidden;background:var(--void);isolation:isolate;}

.hero::after{content:'';position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(120% 80% at 15% 90%, rgba(255,196,0,.10), transparent 55%),
    linear-gradient(180deg, rgba(8,9,11,.92) 0%, rgba(8,9,11,.30) 42%, rgba(8,9,11,.96) 100%);}
.hero-body{position:relative;z-index:2;width:100%;max-width:var(--maxw);
  margin:0 auto;padding:142px var(--pad) 64px;}
.hero .tagline{color:var(--hazard);font-family:var(--f-mono);font-size:12px;
  letter-spacing:.22em;text-transform:uppercase;}
.hero h1{font-size:clamp(34px,7.4vw,96px);letter-spacing:-0.055em;line-height:1.12;
  margin:26px 0 0;}
.hero h1 .ln{display:block;overflow:hidden;
  padding-bottom:.1em;margin-bottom:-.1em;}
.hero h1 .ln > span{display:block;transform:translateY(120%);
  animation:lnUp 1.05s cubic-bezier(.16,1,.3,1) forwards;}
.hero h1 .ln:nth-child(1) > span{animation-delay:.15s;}
.hero h1 .ln:nth-child(2) > span{animation-delay:.30s;}
.hero h1 em{font-style:normal;color:var(--hazard);}
@keyframes lnUp{to{transform:translateY(0);}}
.hero .lead{max-width:34em;word-break:keep-all;margin-top:30px;font-size:clamp(15.5px,1.35vw,18.5px);
  color:var(--mist);line-height:1.72;}
.hero .lead b{color:#fff;font-weight:600;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:17px 32px;font-weight:600;font-size:15.5px;letter-spacing:-0.01em;
  border:1px solid transparent;cursor:pointer;transition:.22s cubic-bezier(.16,1,.3,1);}
.btn-fill{background:var(--hazard);color:var(--void);font-weight:700;}
.btn-fill:hover{transform:translateY(-2px);box-shadow:0 14px 40px -12px rgba(255,196,0,.7);}
.btn-ghost{border-color:var(--edge);color:#fff;background:rgba(255,255,255,.02);}
.btn-ghost:hover{border-color:var(--hazard);color:var(--hazard);transform:translateY(-2px);}

/* 히어로 하단 지표 스트립 */
.strip{position:relative;z-index:2;border-top:1px solid var(--edge);
  background:linear-gradient(180deg,rgba(20,23,28,.5),rgba(8,9,11,.9));}
.strip-in{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);
  display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:24px 26px 26px;border-left:1px solid var(--edge);}
.stat:first-child{border-left:none;padding-left:0;}
.stat .v{font-family:var(--f-mono);font-size:clamp(24px,2.6vw,34px);font-weight:600;
  color:#fff;letter-spacing:-0.02em;font-variant-numeric:tabular-nums;line-height:1.1;}
.stat .v u{text-decoration:none;color:var(--hazard);font-size:.5em;margin-left:4px;
  letter-spacing:0;}
.stat .k{margin-top:7px;font-size:12.5px;color:var(--haze);letter-spacing:-0.01em;}
@media(max-width:820px){
  .strip-in{grid-template-columns:1fr 1fr;}
  .stat{border-left:none;padding:18px 0;border-top:1px solid var(--edge);}
  .stat:nth-child(2),.stat:nth-child(4){border-left:1px solid var(--edge);padding-left:22px;}
  .stat:nth-child(-n+2){border-top:none;}
}
@media(max-width:640px){
  .hero-body{padding-top:112px;}
  .hero .lead{margin-top:22px;}
}

/* ── 옐로 티커 ────────────────────────────── */
.ticker{background:var(--hazard);color:var(--void);overflow:hidden;
  border-block:1px solid #000;}
.tk-track{display:flex;width:max-content;animation:tk 34s linear infinite;}
.tk-track > span{display:flex;align-items:center;gap:34px;padding:13px 17px;
  font-family:var(--f-mono);font-size:13px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;white-space:nowrap;}
.tk-track b{font-weight:600;}
.tk-track i{font-style:normal;opacity:.42;}
@keyframes tk{to{transform:translateX(-50%);}}

/* ── 히어로 시공 칩 ───────────────────────── */

/* ── 전문 시공 4 ──────────────────────────── */
.four{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--edge);border:1px solid var(--edge);}
.card{position:relative;background:var(--void);overflow:hidden;
  padding:clamp(24px,2.4vw,36px);display:flex;flex-direction:column;
  transition:background .35s cubic-bezier(.16,1,.3,1);}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:var(--hazard);transform:scaleX(0);transform-origin:left;
  transition:transform .45s cubic-bezier(.16,1,.3,1);}
.card:hover::before{transform:scaleX(1);}
.card:hover{background:#0D1014;}
.card .cover{position:relative;overflow:hidden;background:var(--graphite);
  aspect-ratio:16/10;
  margin:calc(clamp(24px,2.4vw,36px) * -1) calc(clamp(24px,2.4vw,36px) * -1) 26px;}
.card .cover img{width:100%;height:100%;object-fit:cover;display:block;opacity:.6;
  transition:opacity .45s ease,transform .7s cubic-bezier(.16,1,.3,1);}
.card:hover .cover img{opacity:.95;transform:scale(1.06);}
.card .cover .cnt{position:absolute;right:12px;bottom:12px;font-family:var(--f-mono);
  font-size:10.5px;font-weight:600;letter-spacing:.12em;color:var(--void);
  background:var(--hazard);padding:5px 10px;}
.card .ic{width:46px;height:46px;margin-bottom:20px;}
.card .ic svg{width:100%;height:100%;display:block;}
.card .ic .st{stroke:var(--haze);transition:stroke .35s;}
.card .ic .ac{stroke:var(--hazard);}
.card .ic .fl{fill:var(--hazard);}
.card:hover .ic .st{stroke:#fff;}
.card .en{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--hazard-dim);}
.card h3{margin-top:10px;font-size:clamp(22px,2.1vw,28px);letter-spacing:-0.05em;}
.card p{margin-top:15px;font-size:14.8px;color:var(--haze);line-height:1.75;flex:1;}
.card .kw{display:flex;flex-wrap:wrap;gap:6px;margin-top:22px;}
.card .kw span{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.05em;
  color:var(--mist);border:1px solid var(--edge);padding:5px 9px;transition:border-color .25s;}
.card:hover .kw span{border-color:#3B4450;}
@media(max-width:1080px){.four{grid-template-columns:1fr 1fr;}}
@media(max-width:600px){.four{grid-template-columns:1fr;}}

/* ── 시공 사례 갤러리 ─────────────────────── */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px;}
.tabs button{display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  font-family:var(--f-mono);font-size:12.5px;letter-spacing:.08em;
  color:var(--haze);background:transparent;border:1px solid var(--edge);
  padding:11px 18px;transition:.25s cubic-bezier(.16,1,.3,1);}
.tabs button em{font-style:normal;font-size:10.5px;opacity:.55;}
.tabs button:hover{color:#fff;border-color:#3B4450;}
.tabs button[aria-selected="true"]{background:var(--hazard);color:var(--void);
  border-color:var(--hazard);font-weight:600;}
.tabs button[aria-selected="true"] em{opacity:.72;}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:10px;}
.tile{position:relative;display:block;padding:0;border:0;cursor:pointer;
  background:var(--graphite);aspect-ratio:4/3;overflow:hidden;}
.tile img{width:100%;height:100%;object-fit:cover;display:block;opacity:.92;
  transition:transform .55s cubic-bezier(.16,1,.3,1),opacity .3s;}
.tile:hover img,.tile:focus-visible img{transform:scale(1.07);opacity:1;}
.tile figcaption{position:absolute;left:0;right:0;bottom:0;padding:28px 12px 11px;
  text-align:left;font-size:12px;color:#fff;letter-spacing:-0.01em;
  background:linear-gradient(180deg,transparent,rgba(5,6,8,.9));
  opacity:0;transform:translateY(6px);transition:.3s cubic-bezier(.16,1,.3,1);}
.tile figcaption b{display:block;font-family:var(--f-mono);font-size:10px;
  font-weight:500;letter-spacing:.16em;color:var(--hazard);margin-bottom:3px;}
.tile:hover figcaption,.tile:focus-visible figcaption{opacity:1;transform:none;}
.more{display:flex;justify-content:center;margin-top:28px;}
.more button{font-family:var(--f-mono);font-size:12.5px;letter-spacing:.1em;
  color:var(--mist);background:transparent;border:1px solid var(--edge);
  padding:15px 36px;cursor:pointer;transition:.25s;}
.more button:hover{border-color:var(--hazard);color:var(--hazard);}

/* 라이트박스 */
.lb{position:fixed;inset:0;z-index:120;background:rgba(4,5,7,.96);
  display:none;align-items:center;justify-content:center;
  padding:clamp(14px,3vw,52px);}
.lb.open{display:flex;}
.lb img{max-width:100%;max-height:80vh;object-fit:contain;display:block;}
.lb .cap{position:absolute;left:0;right:0;bottom:clamp(16px,3vw,36px);
  text-align:center;font-size:14px;color:var(--mist);padding:0 20px;}
.lb .cap b{font-family:var(--f-mono);font-size:11.5px;font-weight:500;
  letter-spacing:.16em;color:var(--hazard);margin-right:12px;}
.lb .cap i{font-style:normal;font-family:var(--f-mono);font-size:11.5px;
  color:var(--haze);margin-left:12px;}
.lb button{position:absolute;background:rgba(8,9,11,.6);border:1px solid var(--edge);
  color:#fff;cursor:pointer;transition:.22s;font-family:var(--f-mono);}
.lb .x{top:clamp(14px,3vw,30px);right:clamp(14px,3vw,30px);
  width:46px;height:46px;font-size:19px;line-height:1;}
.lb .nav{top:50%;transform:translateY(-50%);width:48px;height:62px;font-size:19px;}
.lb .prev{left:clamp(8px,2vw,26px);}
.lb .next{right:clamp(8px,2vw,26px);}
.lb button:hover{border-color:var(--hazard);color:var(--hazard);}
@media(max-width:600px){
  .grid{grid-template-columns:repeat(2,1fr);gap:6px;}
  .lb .nav{width:40px;height:54px;}
  .tile figcaption{font-size:11px;padding:22px 9px 9px;}
}

/* ── 섹션 공통 ────────────────────────────── */
.sec{padding:clamp(80px,10vw,148px) 0;position:relative;}
.sec-head{max-width:46rem;margin-bottom:clamp(46px,5vw,72px);}
.sec-head h2{font-size:clamp(28px,4.4vw,58px);}
.sec-head .sub{margin-top:20px;font-size:16.5px;color:var(--haze);max-width:38em;}

/* 밝은 문서 구간 */
.light{background:var(--paper);color:var(--ink);}
.light h1,.light h2,.light h3{color:var(--ink);}
.light .mono{color:#69727E;}
.light .sec-head .sub{color:#4B535D;}

/* ── 사업영역 ─────────────────────────────── */
.svc{border-top:1px solid var(--edge);}
.svc-row{display:grid;grid-template-columns:minmax(190px,1fr) 1.5fr;gap:clamp(20px,4vw,64px);
  padding:clamp(30px,3.6vw,50px) 0;border-bottom:1px solid var(--edge);
  position:relative;transition:padding-left .35s cubic-bezier(.16,1,.3,1);}
.svc-row::before{content:'';position:absolute;left:calc(var(--pad) * -1);top:-1px;bottom:-1px;
  width:3px;background:var(--hazard);transform:scaleY(0);transform-origin:top;
  transition:transform .4s cubic-bezier(.16,1,.3,1);}
.svc-row:hover::before{transform:scaleY(1);}
.svc-row:hover{padding-left:14px;}
.svc-cat{font-family:var(--f-disp);font-weight:900;font-size:clamp(30px,3.6vw,50px);
  letter-spacing:-0.05em;line-height:1;color:transparent;
  -webkit-text-stroke:1.4px var(--edge);transition:.4s cubic-bezier(.16,1,.3,1);}
.svc-row:hover .svc-cat{-webkit-text-stroke-color:var(--hazard);color:rgba(255,196,0,.09);}
.svc-body h3{font-size:clamp(21px,2vw,27px);}
.svc-body p{margin-top:14px;color:var(--haze);font-size:15.8px;max-width:44em;}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px;}
.tags span{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;
  color:var(--mist);border:1px solid var(--edge);padding:6px 12px;
  transition:.25s;background:rgba(255,255,255,.015);}
.svc-row:hover .tags span{border-color:#3B4450;}
@media(max-width:760px){
  .svc-row{grid-template-columns:1fr;gap:14px;}
  .svc-row:hover{padding-left:0;}
}

/* ── 현장 시퀀스 (영상 자리) ──────────────────
   실제 촬영본·생성 영상이 준비되면 .frame 안의 <svg> 를
   <video src="현장.mp4" autoplay muted loop playsinline poster="..."></video>
   로 교체하면 됩니다. 프레임·자막·진행바는 그대로 재사용됩니다. */
.reel-wrap{max-width:1180px;margin:0 auto;}
.frame{position:relative;aspect-ratio:16/9;background:#050608;overflow:hidden;
  border:1px solid var(--edge);}
.frame svg,.frame video{position:absolute;inset:0;width:100%;height:100%;}
.frame video{object-fit:cover;}
.frame .cut{position:absolute;inset:0;background:#050608;pointer-events:none;
  animation:cut 12s linear infinite;}
.frame .corner{position:absolute;width:22px;height:22px;border:1px solid rgba(255,196,0,.5);
  pointer-events:none;}
.frame .corner.tl{top:14px;left:14px;border-right:0;border-bottom:0;}
.frame .corner.tr{top:14px;right:14px;border-left:0;border-bottom:0;}
.frame .corner.bl{bottom:26px;left:14px;border-right:0;border-top:0;}
.frame .corner.br{bottom:26px;right:14px;border-left:0;border-top:0;}
.frame .badge{position:absolute;top:20px;left:52px;display:flex;align-items:center;gap:9px;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;color:rgba(255,255,255,.55);
  text-transform:uppercase;}
.frame .badge i{width:7px;height:7px;border-radius:50%;background:var(--hazard);
  animation:blip 2s ease-in-out infinite;}
@keyframes blip{0%,100%{opacity:1;}50%{opacity:.25;}}
.caps{position:absolute;left:52px;right:52px;bottom:34px;height:2em;}
.caps span{position:absolute;left:0;bottom:0;opacity:0;white-space:nowrap;
  font-family:var(--f-disp);font-weight:800;color:#fff;letter-spacing:-0.03em;
  font-size:clamp(15px,2vw,26px);text-shadow:0 2px 24px rgba(0,0,0,.9);
  animation:12s linear infinite;}
.caps span u{text-decoration:none;font-family:var(--f-mono);font-size:.55em;
  font-weight:500;color:var(--hazard);margin-right:14px;letter-spacing:.16em;
  vertical-align:middle;}
.caps .c1{animation-name:cap1;} .caps .c2{animation-name:cap2;}
.caps .c3{animation-name:cap3;} .caps .c4{animation-name:cap4;}
.caps-static{display:none;position:absolute;left:52px;right:52px;bottom:34px;
  font-weight:600;color:#fff;font-size:15px;}
.bars{position:absolute;left:0;right:0;bottom:0;display:grid;
  grid-template-columns:repeat(4,1fr);gap:2px;}
.bars .b{height:3px;background:rgba(255,255,255,.13);overflow:hidden;}
.bars .b i{display:block;height:100%;background:var(--hazard);
  transform:scaleX(0);transform-origin:left;animation:12s linear infinite;}
.bars .b1 i{animation-name:seg1;} .bars .b2 i{animation-name:seg2;}
.bars .b3 i{animation-name:seg3;} .bars .b4 i{animation-name:seg4;}
.reel-note{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:16px;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--haze);}
@media(max-width:640px){
  .caps,.caps-static{left:22px;right:22px;}
  .frame .badge{left:44px;}
  .frame .corner{width:14px;height:14px;}
}

/* SVG 내부 모션 */
#wiperect{animation:wipe 12s linear infinite;}
.mark{opacity:0;animation:mark 12s linear infinite;}
.screen{transform-box:fill-box;transform-origin:top;transform:scaleY(0);
  animation:screen 12s linear infinite;}
.flr{transform-box:fill-box;animation:12s linear infinite;}
.flr.f1{animation-name:f1;} .flr.f2{animation-name:f2;} .flr.f3{animation-name:f3;}
.flr.f4{animation-name:f4;} .flr.f5{animation-name:f5;} .flr.f6{animation-name:f6;}
.dust{opacity:0;animation:dustwin 12s linear infinite;}
.dust circle{transform-box:fill-box;transform-origin:center;
  animation:rise 2.6s ease-out infinite;}
.dust circle:nth-child(2){animation-delay:-.5s;}
.dust circle:nth-child(3){animation-delay:-1.1s;}
.dust circle:nth-child(4){animation-delay:-1.7s;}
.dust circle:nth-child(5){animation-delay:-2.2s;}
.dust circle:nth-child(6){animation-delay:-.8s;}
.sweep{transform-box:fill-box;transform-origin:left;transform:scaleX(0);
  animation:sweep 12s linear infinite;}
@keyframes wipe{0%{width:0px;}16%{width:960px;}100%{width:960px;}}
@keyframes mark{0%,10%{opacity:0;}16%,74%{opacity:1;}80%,100%{opacity:0;}}
@keyframes screen{0%,18%{transform:scaleY(0);opacity:.9;}
  34%,78%{transform:scaleY(1);opacity:.9;}86%,100%{transform:scaleY(1);opacity:0;}}
@keyframes f1{0%,36%{opacity:1;transform:translateY(0);}42%,100%{opacity:0;transform:translateY(14px);}}
@keyframes f2{0%,41%{opacity:1;transform:translateY(0);}47%,100%{opacity:0;transform:translateY(14px);}}
@keyframes f3{0%,46%{opacity:1;transform:translateY(0);}52%,100%{opacity:0;transform:translateY(14px);}}
@keyframes f4{0%,51%{opacity:1;transform:translateY(0);}57%,100%{opacity:0;transform:translateY(14px);}}
@keyframes f5{0%,56%{opacity:1;transform:translateY(0);}62%,100%{opacity:0;transform:translateY(14px);}}
@keyframes f6{0%,61%{opacity:1;transform:translateY(0);}67%,100%{opacity:0;transform:translateY(14px);}}
@keyframes dustwin{0%,36%{opacity:0;}42%,74%{opacity:.55;}80%,100%{opacity:0;}}
@keyframes rise{0%{transform:translateY(0) scale(.5);opacity:0;}
  25%{opacity:.9;}100%{transform:translateY(-88px) scale(1.8);opacity:0;}}
@keyframes sweep{0%,80%{transform:scaleX(0);}94%,100%{transform:scaleX(1);}}
@keyframes cut{0%{opacity:1;}5%,95%{opacity:0;}100%{opacity:1;}}
@keyframes cap1{0%{opacity:0;}3%,16%{opacity:1;}19%,100%{opacity:0;}}
@keyframes cap2{0%,18%{opacity:0;}21%,34%{opacity:1;}37%,100%{opacity:0;}}
@keyframes cap3{0%,36%{opacity:0;}39%,76%{opacity:1;}79%,100%{opacity:0;}}
@keyframes cap4{0%,78%{opacity:0;}81%,97%{opacity:1;}100%{opacity:0;}}
@keyframes seg1{0%{transform:scaleX(0);}18%,100%{transform:scaleX(1);}}
@keyframes seg2{0%,18%{transform:scaleX(0);}36%,100%{transform:scaleX(1);}}
@keyframes seg3{0%,36%{transform:scaleX(0);}78%,100%{transform:scaleX(1);}}
@keyframes seg4{0%,78%{transform:scaleX(0);}97%,100%{transform:scaleX(1);}}

/* ── 진행 절차 (밝은 구간) ────────────────── */
.flow{display:grid;grid-template-columns:repeat(5,1fr);
  border-top:1px solid #D3D8DE;position:relative;}
.rail{position:absolute;top:-1px;left:0;height:2px;background:var(--hazard);
  width:0;transition:width 1.6s cubic-bezier(.16,1,.3,1);}
.flow.in .rail{width:100%;}
.stepc{padding:32px 26px 34px 0;border-right:1px solid #D3D8DE;}
.stepc:last-child{border-right:none;}
.stepc .n{font-family:var(--f-mono);font-size:12px;font-weight:600;letter-spacing:.16em;
  color:var(--hazard-dim);}
.stepc h3{margin-top:16px;font-size:19px;letter-spacing:-0.035em;}
.stepc p{margin-top:9px;font-size:14.5px;color:#525A65;line-height:1.65;}
@media(max-width:960px){
  .flow{grid-template-columns:1fr 1fr;}
  .stepc{border-bottom:1px solid #D3D8DE;padding-right:22px;}
  .stepc:nth-child(odd){border-right:none;}
}
@media(max-width:560px){
  .flow{grid-template-columns:1fr;}
  .stepc{border-right:none;}
}

/* ── FAQ (밝은 구간) ──────────────────────── */
.qa{border-top:1px solid #D3D8DE;}
.qa details{border-bottom:1px solid #D3D8DE;}
.qa summary{list-style:none;cursor:pointer;position:relative;
  padding:26px 56px 26px 0;font-family:var(--f-disp);font-weight:800;
  font-size:clamp(16.5px,1.7vw,21px);letter-spacing:-0.035em;color:var(--ink);
  transition:color .2s;}
.qa summary::-webkit-details-marker{display:none;}
.qa summary:hover{color:#000;}
.qa summary::after,.qa summary::before{content:'';position:absolute;right:10px;
  background:var(--ink);transition:transform .3s cubic-bezier(.16,1,.3,1),background .2s;}
.qa summary::after{top:calc(50% - 1px);width:17px;height:2px;}
.qa summary::before{top:calc(50% - 9px);right:17px;width:2px;height:18px;}
.qa details[open] summary::before{transform:rotate(90deg);background:var(--hazard-dim);}
.qa details[open] summary::after{background:var(--hazard-dim);}
.qa .a{padding:0 0 28px;max-width:54em;color:#4B535D;font-size:15.8px;}

/* ── 대응 지역 ────────────────────────────── */
.zones{display:grid;grid-template-columns:repeat(8,1fr);gap:1px;
  background:var(--edge);border:1px solid var(--edge);}
.zone{background:var(--void);padding:22px 14px;text-align:center;
  font-size:14.5px;font-weight:500;color:var(--mist);
  transition:.28s cubic-bezier(.16,1,.3,1);}
.zone:hover{background:var(--hazard);color:var(--void);font-weight:700;}
.zone-note{margin-top:26px;font-size:15px;color:var(--haze);}
@media(max-width:960px){.zones{grid-template-columns:repeat(4,1fr);}}
@media(max-width:520px){.zones{grid-template-columns:repeat(2,1fr);}}

/* ── 문의 ─────────────────────────────────── */
.contact{position:relative;overflow:hidden;}
.contact::before{content:'';position:absolute;top:-30%;right:-10%;width:60vw;height:60vw;
  background:radial-gradient(circle,rgba(255,196,0,.09),transparent 62%);pointer-events:none;}
.contact-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(36px,5vw,72px);align-items:start;}
.dial{display:inline-block;margin-top:34px;}
.dial a{font-family:var(--f-mono);font-weight:600;letter-spacing:-0.03em;
  font-size:clamp(34px,5.4vw,62px);color:var(--hazard);line-height:1;
  font-variant-numeric:tabular-nums;transition:.25s;display:inline-block;}
.dial a:hover{transform:translateY(-2px);text-shadow:0 12px 44px rgba(255,196,0,.4);}
.dial .h{margin-top:12px;font-size:13.5px;color:var(--haze);}
.info{margin-top:40px;border-top:1px solid var(--edge);}
.info div{display:flex;gap:18px;padding:13px 0;border-bottom:1px solid var(--edge);
  font-size:14.8px;}
.info b{flex:none;width:96px;color:var(--haze);font-weight:500;
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  padding-top:3px;}
.panel{background:var(--graphite);border:1px solid var(--edge);padding:clamp(24px,3vw,38px);}
.panel h3{font-size:21px;}
.panel .p-sub{margin-top:8px;margin-bottom:26px;font-size:13.8px;color:var(--haze);}
.fld{margin-bottom:16px;}
.fld label{display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--haze);margin-bottom:8px;}
.fld input,.fld select,.fld textarea{
  width:100%;padding:14px 16px;background:var(--void);border:1px solid var(--edge);
  color:#fff;font-family:var(--f-body);font-size:15.5px;
  transition:border-color .2s,background .2s;}
.fld textarea{min-height:104px;resize:vertical;}
.fld input::placeholder,.fld textarea::placeholder{color:#5A6270;}
.fld input:focus,.fld select:focus,.fld textarea:focus{
  outline:none;border-color:var(--hazard);background:#0C0E11;}
.panel .btn-fill{width:100%;margin-top:8px;}
.p-note{margin-top:14px;font-size:12.5px;color:var(--haze);line-height:1.6;}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;}}

/* ── 푸터 ─────────────────────────────────── */
.foot{border-top:1px solid var(--edge);background:#050608;
  padding:52px 0 calc(52px + env(safe-area-inset-bottom));}
.foot-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;}
.foot-top .biz{font-size:14.5px;color:var(--haze);margin-top:12px;}
.foot-c{text-align:right;font-family:var(--f-mono);font-size:12.5px;
  letter-spacing:.08em;color:var(--haze);line-height:2;}
.foot-line{margin-top:40px;padding-top:24px;border-top:1px solid var(--edge);
  font-size:12.5px;color:#5F6874;line-height:1.9;}
@media(max-width:760px){.foot-c{text-align:left;}.foot{padding-bottom:112px;}}

/* ── 모바일 통화바 ────────────────────────── */
.callbar{position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;
  grid-template-columns:1fr 1fr;border-top:1px solid #000;
  padding-bottom:env(safe-area-inset-bottom);}
.callbar a{padding:16px 0;text-align:center;font-weight:700;font-size:15.5px;}
.callbar .a1{background:var(--hazard);color:var(--void);}
.callbar .a2{background:var(--graphite);color:#fff;border-left:1px solid var(--edge);}
@media(max-width:760px){.callbar{display:grid;}}

/* ── 모션 최소화 ──────────────────────────── */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation:none !important;transition:none !important;}
  .rv{opacity:1;transform:none;}
  .hero h1 .ln > span{transform:none;}
  .caps{display:none;} .caps-static{display:block;}
  .frame .cut{display:none;}
  .mark,.dust{opacity:1;}
  .screen{transform:scaleY(1);}
  .sweep{transform:scaleX(1);}
  .bars .b i{transform:scaleX(1);}
  .flow .rail{width:100%;}
}

/* ── 분류 페이지 ──────────────────────────── */
.card .cardlink{position:absolute;inset:0;z-index:4;}
.subhead{padding:136px 0 clamp(42px,5vw,66px);border-bottom:1px solid var(--edge);
  background:linear-gradient(180deg,#0B0E12 0%,var(--void) 100%);}
.subhead h1{font-size:clamp(32px,5.6vw,70px);letter-spacing:-0.05em;}
.subhead .en{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--hazard-dim);margin-bottom:14px;}
.subhead .desc{max-width:44em;margin-top:22px;font-size:16.5px;color:var(--haze);}
.subhead .meta{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:26px;
  font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;color:var(--mist);}
.subhead .meta b{color:var(--hazard);font-weight:600;}
.back{display:inline-flex;align-items:center;gap:9px;font-family:var(--f-mono);
  font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--haze);margin-bottom:24px;transition:color .2s;}
.back:hover{color:var(--hazard);}
.site-blk{margin-top:clamp(46px,5vw,74px);}
.site-blk:first-of-type{margin-top:0;}
.site-h{display:flex;align-items:baseline;justify-content:space-between;gap:18px;
  padding-bottom:15px;margin-bottom:16px;border-bottom:1px solid var(--edge);}
.site-h h2{font-size:clamp(19px,2.2vw,27px);}
.site-h span{flex:none;font-family:var(--f-mono);font-size:11.5px;
  letter-spacing:.14em;color:var(--haze);}
.catnav{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1px;
  background:var(--edge);border:1px solid var(--edge);
  margin-top:clamp(56px,7vw,104px);}
.catnav a{background:var(--void);padding:26px 22px;transition:background .28s,color .28s;}
.catnav a:hover{background:var(--hazard);}
.catnav a[aria-current="page"]{background:#12161C;}
.catnav .k{font-family:var(--f-mono);font-size:10px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--hazard-dim);}
.catnav a:hover .k{color:rgba(8,9,11,.62);}
.catnav strong{display:block;margin-top:9px;font-family:var(--f-disp);font-weight:900;
  font-size:19px;letter-spacing:-0.04em;color:#fff;}
.catnav a:hover strong{color:var(--void);}
.catnav em{font-style:normal;display:block;margin-top:5px;font-family:var(--f-mono);
  font-size:11px;color:var(--haze);}
.catnav a:hover em{color:rgba(8,9,11,.6);}
@media(max-width:760px){.catnav{grid-template-columns:1fr 1fr;}}

/* ── 히어로 보조 버튼 (등록 업종) ─────────── */

@media(max-width:520px){}

/* 사진 준비 중인 페이지 */

/* ── 히어로 대분류 버튼 ───────────────────── */
.hero-major{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.hero-major a{position:relative;display:block;flex:1 1 250px;max-width:330px;
  padding:20px 46px 20px 24px;border:1px solid var(--edge);
  background:rgba(255,255,255,.03);transition:.25s cubic-bezier(.16,1,.3,1);}
.hero-major a::after{content:'→';position:absolute;right:20px;top:50%;
  transform:translateY(-50%);color:var(--haze);font-size:16px;transition:.25s;}
.hero-major a:hover{border-color:var(--hazard);background:rgba(255,196,0,.08);
  transform:translateY(-3px);}
.hero-major a:hover::after{color:var(--hazard);right:15px;}
.hero-major .k{display:block;font-family:var(--f-mono);font-size:9.5px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--hazard-dim);}
.hero-major strong{display:block;margin-top:6px;font-family:var(--f-disp);
  font-weight:900;font-size:clamp(19px,2vw,23px);letter-spacing:-0.04em;color:#fff;}
.hero-major em{display:block;margin-top:4px;font-style:normal;
  font-family:var(--f-mono);font-size:11px;color:var(--haze);}

/* ── 대분류 큰 카드 ───────────────────────── */
.mega{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.mega-card{display:block;border:1px solid var(--edge);background:var(--graphite);
  overflow:hidden;transition:border-color .3s,transform .4s cubic-bezier(.16,1,.3,1);}
.mega-card:hover{border-color:var(--hazard);transform:translateY(-4px);}
.mega-img{display:block;aspect-ratio:16/9;overflow:hidden;background:#0C0F13;}
.mega-img img{width:100%;height:100%;object-fit:cover;opacity:.62;
  transition:opacity .45s,transform .7s cubic-bezier(.16,1,.3,1);}
.mega-card:hover .mega-img img{opacity:.95;transform:scale(1.05);}
.mega-body{display:block;padding:clamp(22px,2.6vw,34px);}
.mega-body .k{display:block;font-family:var(--f-mono);font-size:10.5px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--hazard-dim);}
.mega-body strong{display:block;margin-top:10px;font-family:var(--f-disp);font-weight:900;
  font-size:clamp(27px,3.4vw,42px);letter-spacing:-0.05em;color:#fff;line-height:1.1;}
.mega-body .d{display:block;margin-top:14px;font-size:15.3px;color:var(--haze);
  line-height:1.72;}
.mega-body .subs{display:flex;flex-wrap:wrap;gap:6px;margin-top:20px;}
.mega-body .subs i{font-style:normal;font-family:var(--f-mono);font-size:11px;
  letter-spacing:.04em;color:var(--mist);border:1px solid var(--edge);padding:5px 10px;}
.mega-card:hover .subs i{border-color:#3B4450;}
.mega-body .go{display:block;margin-top:24px;font-family:var(--f-mono);font-size:12px;
  letter-spacing:.1em;color:var(--hazard);}
@media(max-width:860px){.mega{grid-template-columns:1fr;}}

/* ── 소분류 카드 (구조물 해체) ────────────── */
.subcards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}
.subcard{display:grid;grid-template-columns:150px 1fr;border:1px solid var(--edge);
  background:var(--graphite);overflow:hidden;
  transition:border-color .3s,transform .4s cubic-bezier(.16,1,.3,1);}
.subcard:hover{border-color:var(--hazard);transform:translateY(-3px);}
.subcard-img{display:block;overflow:hidden;background:#0C0F13;}
.subcard-img img{width:100%;height:100%;object-fit:cover;opacity:.6;
  transition:opacity .4s,transform .6s cubic-bezier(.16,1,.3,1);}
.subcard:hover .subcard-img img{opacity:.95;transform:scale(1.06);}
.subcard-body{display:block;padding:22px 24px;}
.subcard-body .k{display:block;font-family:var(--f-mono);font-size:9.5px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--hazard-dim);}
.subcard-body strong{display:block;margin-top:7px;font-family:var(--f-disp);font-weight:900;
  font-size:21px;letter-spacing:-0.04em;color:#fff;}
.subcard-body .d{display:block;margin-top:10px;font-size:13.8px;color:var(--haze);
  line-height:1.68;}
.subcard-body .go{display:block;margin-top:14px;font-family:var(--f-mono);font-size:11px;
  letter-spacing:.1em;color:var(--hazard);}
@media(max-width:960px){.subcards{grid-template-columns:1fr;}}
@media(max-width:520px){.subcard{grid-template-columns:1fr;}
  .subcard-img{aspect-ratio:16/9;}}

/* ── 소분류 메뉴 (유지보수 10가지) ────────── */
.submenu{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:var(--edge);border:1px solid var(--edge);
  margin-bottom:clamp(50px,6vw,84px);}
.submenu a,.submenu span{display:block;background:var(--void);padding:20px 16px;
  transition:background .26s;}
.submenu a:hover{background:var(--hazard);}
.submenu strong{display:block;font-family:var(--f-disp);font-weight:800;font-size:15.5px;
  letter-spacing:-0.035em;color:#fff;}
.submenu a:hover strong{color:var(--void);}
.submenu em{display:block;margin-top:5px;font-style:normal;font-family:var(--f-mono);
  font-size:10.5px;letter-spacing:.1em;color:var(--haze);}
.submenu a:hover em{color:rgba(8,9,11,.66);}
.submenu span strong{color:var(--haze);}
.submenu span em{color:#5A626E;}
@media(max-width:900px){.submenu{grid-template-columns:repeat(3,1fr);}}
@media(max-width:560px){.submenu{grid-template-columns:repeat(2,1fr);}}

/* ── 등록 업종 띠 ─────────────────────────── */
.regbar{display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px;
  border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);padding:24px 0;}
.regbar .mono{flex:none;}
.regbar-list{display:flex;flex-wrap:wrap;gap:8px;}
.regbar-list span{font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;
  color:var(--mist);border:1px solid var(--edge);padding:7px 14px;}

/* ── 세부 작업 (홈) ───────────────────────── */
.dblock{margin-top:clamp(64px,8vw,116px);}
.dblock:first-of-type{margin-top:0;}
.dblock .k{font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--hazard-dim);}
.dblock h2{margin-top:12px;font-size:clamp(28px,4.2vw,54px);letter-spacing:-0.05em;}
.dblock .dlead{margin-top:20px;max-width:44em;font-size:16.2px;color:var(--haze);
  line-height:1.78;}
.dblock .dlead b{color:#fff;font-weight:600;}
.dgo{display:inline-block;margin-top:24px;font-family:var(--f-mono);font-size:12px;
  letter-spacing:.1em;color:var(--hazard);border-bottom:1px solid rgba(255,196,0,.35);
  padding-bottom:4px;transition:.22s;}
.dgo:hover{border-bottom-color:var(--hazard);transform:translateX(3px);}
.dlist{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:1px;
  background:var(--edge);border:1px solid var(--edge);margin-top:34px;}
.ditem{display:block;background:var(--void);padding:24px 22px 26px;position:relative;
  transition:background .28s cubic-bezier(.16,1,.3,1);}
a.ditem::after{content:'→';position:absolute;top:24px;right:20px;font-size:13px;
  color:var(--edge);transition:.25s;}
a.ditem:hover{background:#0D1014;}
a.ditem:hover::after{color:var(--hazard);transform:translateX(3px);}
.ditem strong{display:block;font-family:var(--f-disp);font-weight:800;font-size:18px;
  letter-spacing:-0.04em;color:#fff;}
.ditem span{display:block;margin-top:10px;font-size:13.8px;color:var(--haze);
  line-height:1.7;}
.ditem:not(a) strong{color:var(--mist);}

/* ── 히어로 2단: 문구 + 현장 사진 ─────────── */
.hero-body{display:block;}

@media(max-width:980px){

}
@media(max-width:560px){
  
}

.dblock .dlead,.sec-head .sub,.ditem span{word-break:keep-all;}

/* ── 힐티 파트너 표기 ─────────────────────── */
.h1row{display:flex;align-items:center;flex-wrap:wrap;gap:clamp(16px,2.6vw,36px);}
.partner-badge{display:inline-flex;align-items:stretch;
  border:1px solid var(--edge);background:rgba(255,255,255,.03);}
.pb-mark{display:flex;align-items:center;padding:0 16px;
  background:#D2051E;color:#fff;font-family:var(--f-mono);font-weight:600;
  font-size:15px;letter-spacing:.14em;}
.pb-logo{display:block;height:34px;width:auto;margin:0 14px;align-self:center;}
.pb-txt{display:flex;flex-direction:column;justify-content:center;
  padding:9px 16px;font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;
  color:var(--haze);line-height:1.5;}
.pb-txt b{font-family:var(--f-body);font-size:12.5px;font-weight:600;
  letter-spacing:-0.01em;color:#fff;}
@media(max-width:560px){
  .pb-mark{font-size:13px;padding:0 12px;}
  .pb-txt{font-size:10px;padding:8px 12px;}
}

/* 히어로 최상단 협력업체 표기 */
.hero-eyebrow{display:flex;align-items:center;flex-wrap:wrap;gap:14px 20px;}
.partner-badge.sm .pb-mark{font-size:13px;padding:0 13px;letter-spacing:.12em;}
.partner-badge.sm .pb-txt{font-size:10.5px;padding:8px 13px;justify-content:center;
  letter-spacing:.14em;color:var(--mist);}

/* ── 움직이는 배경 레이어 ─────────────────── */
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;
  background:transparent;}
.bg-grid{position:absolute;inset:-80px;
  background-image:
    linear-gradient(rgba(132,152,188,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(132,152,188,.045) 1px, transparent 1px);
  background-size:64px 64px;
  animation:gridDrift 38s linear infinite;}
@keyframes gridDrift{to{transform:translate3d(64px,64px,0);}}

.bg-glow{position:absolute;border-radius:50%;filter:blur(70px);will-change:transform;}
.bg-glow.g1{width:46vw;height:46vw;left:-10vw;top:4vh;
  background:radial-gradient(circle, rgba(255,196,0,.13), transparent 68%);
  animation:glowA 30s ease-in-out infinite;}
.bg-glow.g2{width:40vw;height:40vw;right:-8vw;top:34vh;
  background:radial-gradient(circle, rgba(92,132,204,.12), transparent 68%);
  animation:glowB 38s ease-in-out infinite;}
.bg-glow.g3{width:34vw;height:34vw;left:30vw;bottom:-10vh;
  background:radial-gradient(circle, rgba(255,196,0,.08), transparent 68%);
  animation:glowC 46s ease-in-out infinite;}
@keyframes glowA{0%,100%{transform:translate3d(0,0,0);}50%{transform:translate3d(5vw,7vh,0);}}
@keyframes glowB{0%,100%{transform:translate3d(0,0,0);}50%{transform:translate3d(-6vw,-5vh,0);}}
@keyframes glowC{0%,100%{transform:translate3d(0,0,0);}50%{transform:translate3d(4vw,-6vh,0);}}

.bg-sweep{position:absolute;left:0;right:0;height:38vh;
  background:linear-gradient(180deg, transparent, rgba(255,196,0,.05), transparent);
  animation:bgSweep 22s linear infinite;will-change:transform;}
@keyframes bgSweep{0%{transform:translateY(-40vh);}100%{transform:translateY(105vh);}}

/* ── 마우스 따라다니는 빛 ─────────────────── */
#cursorGlow{
  position:fixed;top:0;left:0;width:560px;height:560px;
  margin:-280px 0 0 -280px;pointer-events:none;z-index:5;
  mix-blend-mode:screen;opacity:0;will-change:transform;
  transition:opacity .55s ease;
  background:radial-gradient(circle closest-side,
    rgba(255,196,0,.20), rgba(255,196,0,.07) 42%, transparent 70%);
}
#cursorGlow.on{opacity:1;}
@media (hover:none){#cursorGlow{display:none;}}
@media (prefers-reduced-motion: reduce){#cursorGlow{display:none;}}

/* 커서 빛 — 크기 축소 · 사진 위에서는 숨김 */
#cursorGlow{width:300px;height:300px;margin:-150px 0 0 -150px;
  background:radial-gradient(circle closest-side,
    rgba(255,196,0,.17), rgba(255,196,0,.05) 44%, transparent 72%);}
#cursorGlow.mute{opacity:0;transition:opacity .22s ease;}

/* 배경 도면 선 */
#bpCanvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;}
.bg-grid{animation:none;}          /* 격자는 고정, 움직임은 선이 담당 */
.bg-sweep{display:none;}

/* 배경이 스크롤 내내 보이도록 — 불투명 덮개 제거 */
html{background:var(--void);}
body{background:transparent;}
.hero{background:transparent;}
.bg-glow.g1{opacity:1.15;}
.bg-glow.g2{opacity:1.1;}

/* 커서 빛 — 더 작게 · 클릭 중엔 숨김 */
#cursorGlow{width:220px;height:220px;margin:-110px 0 0 -110px;
  background:radial-gradient(circle closest-side,
    rgba(255,196,0,.15), rgba(255,196,0,.045) 46%, transparent 74%);}
#cursorGlow.press{opacity:0;transition:opacity .12s ease;}

/* 배경 격자는 벽돌결로 대체 */
.bg-grid{display:none;}

/* ── 공종 안의 현장별 묶음 ────────────────── */
.sub-site{margin-top:30px;}
.sub-site:first-of-type{margin-top:16px;}
.sub-site-h{display:flex;align-items:baseline;gap:12px;margin-bottom:11px;
  font-family:var(--f-mono);font-size:12.5px;letter-spacing:.06em;color:var(--mist);}
.sub-site-h::before{content:'';width:12px;height:1px;background:var(--hazard);
  flex:none;align-self:center;}
.sub-site-h span{font-size:10.5px;color:var(--haze);letter-spacing:.12em;}
.tile.hidden{display:none;}
.showmore{display:flex;margin-top:12px;}
.showmore button{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.1em;
  color:var(--haze);background:transparent;border:1px solid var(--edge);
  padding:10px 22px;cursor:pointer;transition:.25s;}
.showmore button:hover{border-color:var(--hazard);color:var(--hazard);}

/* ══ 히어로 — 전체 배경 영상 ═══════════════ */
.hero{position:relative;min-height:100vh;min-height:100svh;
  display:flex;align-items:flex-end;overflow:hidden;background:var(--void);}
.hero::after{display:none;}
.hero-media{position:absolute;inset:0;z-index:0;overflow:hidden;}
.hero-media video{position:absolute;top:50%;left:50%;
  min-width:100%;min-height:100%;width:auto;height:auto;
  transform:translate(-50%,-50%) scale(1.02);object-fit:cover;
  transition:transform 14s linear;will-change:transform;}
.hero.zoom .hero-media video{transform:translate(-50%,-50%) scale(1.12);}
.hero-media::after{content:'';position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(8,9,11,.72) 0%, rgba(8,9,11,.34) 34%, rgba(8,9,11,.94) 100%),
    linear-gradient(90deg, rgba(8,9,11,.86) 0%, rgba(8,9,11,.20) 58%, rgba(8,9,11,.52) 100%);}
.hero-scan{position:absolute;inset:0;z-index:1;pointer-events:none;
  mix-blend-mode:overlay;
  background:repeating-linear-gradient(180deg,
    rgba(255,255,255,.03) 0 1px, transparent 1px 3px);}

.hero-body{position:relative;z-index:3;display:block;
  width:100%;max-width:var(--maxw);margin:0 auto;
  padding:150px var(--pad) 96px;}
.hero h1{margin:24px 0 0;}
.hero .lead{margin-top:24px;text-shadow:0 2px 14px rgba(0,0,0,.6);}
.hero h1{text-shadow:0 4px 26px rgba(0,0,0,.55);}
.hero-major{margin-top:30px;}

/* 자동재생 차단 시 */
.play-fallback{position:absolute;inset:0;z-index:4;display:none;
  align-items:center;justify-content:center;background:rgba(8,9,11,.4);cursor:pointer;}
.play-fallback.show{display:flex;}
.play-fallback .pf-btn{width:76px;height:76px;border-radius:50%;
  background:rgba(8,9,11,.7);border:2px solid var(--hazard);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 34px rgba(255,196,0,.35);}
.play-fallback .pf-btn svg{margin-left:4px;}
.play-fallback .pf-label{position:absolute;bottom:calc(50% - 72px);
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.08em;color:var(--mist);}

/* 스크롤 안내 */
.scroll-cue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);
  z-index:3;display:flex;flex-direction:column;align-items:center;gap:7px;
  font-family:var(--f-mono);font-size:10px;letter-spacing:.18em;color:var(--haze);}
.scroll-cue .line{width:1px;height:28px;
  background:linear-gradient(180deg,var(--hazard),transparent);
  animation:cue 1.9s ease-in-out infinite;transform-origin:top;}
@keyframes cue{0%,100%{transform:scaleY(.4);}50%{transform:scaleY(1);}}

@media(max-width:640px){
  .hero{min-height:88svh;}
  .hero-body{padding:118px var(--pad) 80px;}
  .play-fallback .pf-label{font-size:10px;padding:0 24px;text-align:center;}
}
@media (prefers-reduced-motion: reduce){
  .hero-media video{transition:none !important;transform:translate(-50%,-50%) !important;}
}

/* 히어로 영상이 잘 보이도록 덮개 완화 */
.hero-media::after{
  background:
    linear-gradient(180deg, rgba(8,9,11,.42) 0%, rgba(8,9,11,.10) 30%,
                    rgba(8,9,11,.16) 58%, rgba(8,9,11,.78) 100%),
    linear-gradient(90deg, rgba(8,9,11,.62) 0%, rgba(8,9,11,.12) 46%,
                    rgba(8,9,11,.05) 100%);
}
.hero-scan{opacity:.35;}
.hero h1{text-shadow:0 3px 18px rgba(0,0,0,.85), 0 1px 3px rgba(0,0,0,.6);}
.hero .lead{text-shadow:0 2px 12px rgba(0,0,0,.9);}
.hero .tagline{text-shadow:0 2px 10px rgba(0,0,0,.9);}
.hero-major a{background:rgba(8,9,11,.42);backdrop-filter:blur(3px);}

/* 제목 위 회사명 */
.hero-brand{display:flex;align-items:center;gap:13px;margin-top:24px;
  font-family:var(--f-disp);font-weight:900;letter-spacing:-0.03em;color:#fff;
  font-size:clamp(19px,2.3vw,29px);text-shadow:0 2px 14px rgba(0,0,0,.9);}
.hero-brand::before{content:'';width:26px;height:3px;background:var(--hazard);flex:none;}
.hero h1{margin-top:14px;}

/* 첫 스크롤을 한 번 붙잡을 때의 반응 */
.hero-body{transition:transform .45s cubic-bezier(.16,1,.3,1);}
.hero.nudge .hero-body{transform:translateY(-12px);}
.hero .scroll-cue{transition:color .3s ease,transform .45s cubic-bezier(.16,1,.3,1);}
.hero.nudge .scroll-cue{color:var(--hazard);transform:translateX(-50%) translateY(-6px);}
.hero.nudge .scroll-cue .line{animation-duration:.7s;}

/* ══ 모바일: 히어로를 영상 + 글 두 덩어리로 ═══ */
@media(max-width:760px){
  .hero{display:block;min-height:0;padding-top:72px;}

  /* 영상은 16:9 그대로 — 잘라내지 않는다 */
  .hero-media{position:relative;inset:auto;width:100%;aspect-ratio:16/9;}
  .hero-media video{position:relative;top:auto;left:auto;
    width:100%;height:100%;min-width:0;min-height:0;
    transform:none !important;object-fit:cover;}
  .hero-media::after{
    background:linear-gradient(180deg, rgba(8,9,11,.15) 0%,
               rgba(8,9,11,.05) 55%, rgba(8,9,11,.85) 100%);}
  .hero-scan{display:none;}

  .hero-body{position:relative;padding:26px var(--pad) 40px;}
  .hero-eyebrow{gap:10px 14px;}
  .hero .tagline{letter-spacing:.1em;font-size:11px;}
  .hero-brand{margin-top:16px;font-size:20px;gap:10px;}
  .hero-brand::before{width:20px;}
  .hero h1{font-size:clamp(28px,8.2vw,40px);margin-top:12px;}
  .hero .lead{margin-top:16px;font-size:15px;}
  .hero-cta{margin-top:24px;gap:10px;}
  .hero-cta .btn{flex:1 1 100%;padding:16px 20px;}
  .hero-major{margin-top:18px;}
  .hero-major a{flex:1 1 100%;max-width:none;}

  .scroll-cue{display:none;}
  .play-fallback{align-items:flex-start;padding-top:16%;}
  .play-fallback .pf-label{bottom:auto;top:calc(16% + 92px);}
}

/* ══ 성능 — 무거운 합성 효과 정리 ═══════════ */
#bpStatic{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;}

/* 화면 전체 블렌드 합성은 비용이 크다 → 제거 */
#cursorGlow{mix-blend-mode:normal;
  background:radial-gradient(circle closest-side,
    rgba(255,196,0,.13), rgba(255,196,0,.035) 46%, transparent 74%);}
.hero-scan{display:none;}

/* 큰 블러 3개 → 부담 줄이기 */
.bg-glow{filter:blur(46px);}
.bg-glow.g1{width:38vw;height:38vw;}
.bg-glow.g2{width:32vw;height:32vw;}
.bg-glow.g3{display:none;}

/* 버튼 뒤 실시간 블러 제거 */
.hero-major a{backdrop-filter:none;background:rgba(8,9,11,.5);}

/* ══ 모바일 메뉴 ═══════════════════════════ */
.menu-btn{display:none;position:relative;width:42px;height:42px;flex:none;
  border:1px solid var(--edge);background:rgba(255,255,255,.03);cursor:pointer;}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{
  position:absolute;width:18px;height:1.5px;background:#fff;transition:.25s ease;}
.menu-btn span{top:20px;left:11px;}
.menu-btn span::before{content:'';left:0;top:-6px;}
.menu-btn span::after{content:'';left:0;top:6px;}
.menu-btn[aria-expanded="true"] span{background:transparent;}
.menu-btn[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg);}
.menu-btn[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg);}

@media(max-width:1000px){
  .menu-btn{display:block;}
  .bar-in{gap:12px;}
  .bar.menu-open{background:rgba(8,9,11,.97);border-bottom-color:var(--edge);}
  .bar.menu-open nav{display:flex;flex-direction:column;gap:0;
    position:fixed;top:72px;left:0;right:0;
    background:rgba(8,9,11,.97);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--edge);padding:6px 0;}
  .bar.menu-open nav a{padding:15px var(--pad);font-size:15.5px;color:var(--mist);
    border-top:1px solid rgba(43,50,60,.7);}
  .bar.menu-open nav a:first-child{border-top:0;}
  .bar.menu-open nav a::after{display:none;}
  .bar.menu-open nav a[aria-current="page"]{color:var(--hazard);}
}
@media(max-width:520px){
  .bar .tel{font-size:12.5px;padding:10px 13px;gap:7px;}
  .logo{font-size:16px;}
}

/* 두 번째 문의 번호 */
.dial-sub{display:block;margin-top:10px;font-family:var(--f-mono);font-weight:600;
  font-size:clamp(22px,3.2vw,36px);letter-spacing:-0.03em;color:#fff;
  line-height:1;font-variant-numeric:tabular-nums;transition:.25s;}
.dial-sub:hover{color:var(--hazard);transform:translateY(-2px);}
.info b{padding-top:3px;}

/* 히어로 내용을 화면 가운데로 — 위쪽 빈 공간 줄이기 */
.hero{align-items:center;min-height:94svh;}
.hero-body{padding:96px var(--pad) 104px;}
@media(max-width:760px){
  .hero{align-items:stretch;min-height:0;}
  .hero-body{padding:26px var(--pad) 40px;}
}

/* 상단바 두 번째 번호 */
.bar .tel-sub{background:transparent;color:var(--hazard);
  border:1px solid var(--hazard);}
.bar .tel-sub::before{background:var(--hazard);}
.bar .tel-sub:hover{background:rgba(255,196,0,.12);box-shadow:none;}
@media(max-width:900px){.bar .tel-sub{display:none;}}