@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@500;600;700&display=swap');
@font-face{font-family:'Pretendard';font-style:normal;font-weight:45 920;font-display:swap;src:url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/variable/woff2/PretendardVariable.woff2') format('woff2-variations')}

:root{
  --navy:#1a3a6b;
  --navy-deep:#102844;
  --teal:#368eaa;
  --amber:#f5a623;
  --ivory:#f6f1e5;
  --paper:#fffefa;
  --white:#fff;
  --ink:#17222c;
  --muted:#5f6973;
  --line:#d8d2c5;
  --header:130px;
  --shell:1240px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 24px)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Pretendard','Malgun Gothic',sans-serif;font-size:16px;line-height:1.65}
body.locked{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;height:100%;object-fit:cover}
button,input,textarea,select{font:inherit}
button{border-radius:0}
.shell{width:min(calc(100% - 48px),var(--shell));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:-100px;z-index:1000;background:var(--navy);color:#fff;padding:12px 18px}
.skip-link:focus{top:12px}
.eyebrow{margin:0 0 5px;color:var(--teal);font-size:13px;font-weight:700;letter-spacing:.08em}

.site-header{position:sticky;top:0;z-index:100;background:rgba(255,254,250,.98);border-bottom:1px solid var(--line)}
.header-row{height:76px;display:flex;align-items:center;gap:22px}
.wordmark{display:inline-flex;align-items:center;gap:10px;color:var(--navy);font-family:'Noto Serif KR','Batang',serif;font-size:29px;font-weight:700;letter-spacing:-.045em;white-space:nowrap}
.hanja-logo{padding-right:10px;border-right:1px solid var(--navy);font-family:'Batang','Yu Mincho',serif;font-size:21px;font-weight:700;letter-spacing:.05em;line-height:1}
.descriptor{margin:0;padding-left:20px;border-left:1px solid var(--line);color:#616c76;font-size:13px;font-weight:500;letter-spacing:-.01em;white-space:nowrap}
.primary-nav,.menu-button,.mobile-menu{display:none}
.header-phone{margin-left:auto;color:var(--navy);font-size:15px;font-weight:800;white-space:nowrap}
.header-inquiry{display:grid;place-items:center;height:46px;padding:0 21px;background:var(--navy);color:#fff;font-size:15px;font-weight:700;white-space:nowrap}
.header-inquiry:hover,.header-inquiry:focus-visible{background:var(--navy-deep)}
.work-nav{height:54px;border-top:1px solid var(--line);background:var(--paper)}
.work-nav .shell{height:100%;display:flex;align-items:stretch}
.work-nav a{display:flex;align-items:center;justify-content:center;flex:1;min-width:0;padding:4px 9px;border-right:1px solid var(--line);color:var(--navy);font-size:13px;font-weight:700;line-height:1.25;text-align:center}
.work-nav a:first-child{border-left:1px solid var(--line)}
.work-nav a:hover,.work-nav a:focus-visible,.work-nav a[aria-current='page']{background:var(--navy);color:#fff}

.home-lead{padding-block:45px 38px}
.home-lead h1,.page-intro h1,.section-heading h2,.work-card h2,.process-grid h3,.gallery-heading h2,.system-notes h3,.sub-contact p,.inquiry-info h1,.video-copy h2,.location-grid h3,.site-footer strong{font-family:'Noto Serif KR','Batang',serif}
.home-lead h1{margin:0;color:var(--navy);font-size:clamp(44px,4vw,52px);font-weight:600;line-height:1.27;letter-spacing:-.045em}
.lead-description{max-width:800px;margin:16px 0 0;color:var(--muted);font-size:17px;line-height:1.7}

.work-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.source-grid{grid-template-columns:repeat(4,1fr)}
.source-grid .work-card figure{aspect-ratio:4/3}
.source-grid .work-card h2{font-size:18px}
.work-card{min-width:0;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .18s ease}
.work-card:hover,.work-card:focus-visible{background:var(--ivory)}
.work-card figure{margin:0;aspect-ratio:16/7;overflow:hidden;background:#e8e4dc}
.work-card img{transition:transform .28s ease}
.work-card:hover img,.work-card:focus-visible img{transform:scale(1.045)}
.work-card>div{min-height:78px;display:flex;align-items:center;gap:14px;padding:12px 17px}
.work-card span{color:var(--teal);font-size:12px;font-weight:800}
.work-card h2{margin:0;color:var(--navy);font-size:clamp(18px,1.5vw,21px);font-weight:600;line-height:1.35;letter-spacing:-.025em}
.work-card>div::after{content:'→';margin-left:auto;color:var(--navy);font-size:17px;font-weight:700}

.section-block{padding-block:82px}
.band{background:var(--ivory)}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px;padding-bottom:15px;border-bottom:1px solid var(--navy)}
.section-heading h2{margin:0;color:var(--navy);font-size:32px;font-weight:600;line-height:1.3;letter-spacing:-.035em}
.project-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.archive-card{position:relative;appearance:none;display:block;min-width:0;aspect-ratio:4/3;padding:0;overflow:hidden;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#e8e4dc;cursor:zoom-in;text-align:left}
.archive-card img{transition:transform .28s ease}
.archive-card:hover img,.archive-card:focus-visible img{transform:scale(1.055)}
.archive-card::after{content:'+';position:absolute;right:8px;top:8px;display:grid;place-items:center;width:28px;height:28px;background:rgba(255,254,250,.92);color:var(--navy);font-size:18px;opacity:0;transition:opacity .18s ease}
.archive-card:hover::after,.archive-card:focus-visible::after{opacity:1}
.archive-card.is-diagram img{object-fit:contain;padding:10px;background:#f3f3f0}
.gallery-cta{display:flex;justify-content:flex-end;margin-top:22px}
.gallery-cta a,.common-actions a{display:inline-flex;align-items:center;gap:14px;padding:11px 0;border-bottom:1px solid var(--navy);color:var(--navy);font-size:15px;font-weight:800}

.video-section{background:var(--paper)}
.video-layout{display:grid;grid-template-columns:1.55fr .65fr;gap:55px;align-items:center}
.video-frame{aspect-ratio:16/9;background:#0d1824}
.video-frame iframe{display:block;width:100%;height:100%;border:0}
.video-copy h2{margin:8px 0 14px;color:var(--navy);font-size:clamp(26px,2.3vw,34px);font-weight:600;line-height:1.4;letter-spacing:-.025em}
.video-copy>p:not(.eyebrow){margin:0;color:var(--muted);font-size:16px}
.youtube-channel-banner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;margin-top:34px;padding:20px 24px;background:#b92721;color:#fff;border:2px solid #b92721;font-weight:600;transition:background .18s ease,color .18s ease}
.youtube-channel-banner:hover,.youtube-channel-banner:focus-visible{background:#fff;color:#b92721}
.youtube-channel-banner strong{font-family:'Pretendard','Malgun Gothic',sans-serif;font-size:20px;letter-spacing:-.02em}
.youtube-channel-banner>span:last-child{font-size:14px;font-weight:700}
.youtube-play{display:grid;place-items:center;width:40px;height:30px;background:#fff;color:#b92721;font-size:14px}
.youtube-channel-banner:hover .youtube-play,.youtube-channel-banner:focus-visible .youtube-play{background:#b92721;color:#fff}

.process-grid{display:grid;grid-template-columns:repeat(4,1fr);margin:0;padding:0;border-top:1px solid var(--line);border-left:1px solid var(--line);list-style:none}
.process-grid li{min-height:170px;padding:22px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-grid span{color:var(--teal);font-size:12px;font-weight:800}
.process-grid h3{margin:28px 0 6px;color:var(--navy);font-size:21px;font-weight:600}
.process-grid p{margin:0;color:var(--muted);font-size:14px}
.common-actions{display:flex;justify-content:flex-end;margin-top:18px}

.location-grid{display:grid;grid-template-columns:1.35fr .65fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.location-grid>div{min-height:180px;padding:27px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.location-grid span{display:block;margin-bottom:24px;color:var(--muted);font-size:13px}
.location-grid h3{margin:0 0 8px;color:var(--navy);font-size:24px;font-weight:600}
.location-grid p{margin:0;color:var(--muted);font-size:14px}
.location-grid>div:last-child>a:first-of-type{display:block;margin-bottom:20px;color:var(--navy);font-family:'Noto Serif KR','Batang',serif;font-size:25px;font-weight:700}
.location-button{display:inline-block;padding:11px 18px;background:var(--navy);color:#fff;font-size:14px;font-weight:700}
.map-text-link{display:inline-block;margin-top:9px!important;border-bottom:1px solid var(--navy);color:var(--navy);font-size:13px!important;font-weight:700}

.page-intro{padding-block:58px 50px;border-bottom:1px solid var(--line)}
.back-link{display:inline-block;margin-bottom:34px;padding-bottom:4px;border-bottom:1px solid var(--navy);color:var(--navy);font-size:14px;font-weight:700}
.page-intro-row{display:flex;align-items:end;justify-content:space-between;gap:48px}
.page-intro h1{margin:0;color:var(--navy);font-size:clamp(36px,4vw,52px);font-weight:600;line-height:1.28;letter-spacing:-.04em}
.page-summary{max-width:540px;margin:0;color:var(--muted);font-size:16px;line-height:1.75}
.term-list{display:flex;flex-wrap:wrap;gap:7px 18px;margin-top:17px;color:var(--navy);font-size:14px;font-weight:650}
.term-list span+span::before{content:'·';margin-right:18px;color:var(--teal)}
.gallery-section{padding-top:66px}
.gallery-heading{display:flex;align-items:end;justify-content:space-between;gap:15px;margin-bottom:20px;padding-bottom:13px;border-bottom:1px solid var(--navy)}
.gallery-heading h2{margin:0;color:var(--navy);font-size:25px;font-weight:600;letter-spacing:-.025em}
.gallery-heading p{margin:0;color:var(--muted);font-size:13px}
.photo-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.photo-card{appearance:none;min-width:0;margin:0;padding:0;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;color:inherit;text-align:left;cursor:zoom-in}
.photo-card figure{margin:0;background:#e7e4dc}
.photo-card figure>img,.private-photo-notice{aspect-ratio:4/3}
.photo-card img{transition:transform .24s ease}
.photo-card:hover img,.photo-card:focus-visible img{transform:scale(1.045)}
.photo-card figcaption{display:block;min-height:50px;padding:12px;color:var(--navy);font-size:13px;font-weight:650;line-height:1.45;background:#fff}
.photo-card.is-diagram figure{background:#f4f4f1}
.photo-card.is-diagram img{object-fit:contain;padding:10px}
.photo-card.is-confidential{cursor:default}
.private-photo-notice{display:grid;place-items:center;background:var(--ivory);color:var(--navy);font-size:14px;font-weight:700}
.system-notes{display:grid;grid-template-columns:repeat(3,1fr);margin-top:26px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.system-notes div{padding:22px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.system-notes h3{margin:0 0 8px;color:var(--navy);font-size:18px;font-weight:600}
.system-notes p{margin:0;color:var(--muted);font-size:14px}
.treatment-flow{display:grid;grid-template-columns:repeat(9,auto);align-items:stretch;border-block:1px solid var(--line)}
.treatment-flow>div{min-width:0;padding:20px 16px;background:#fff}
.treatment-flow>i{display:grid;place-items:center;color:var(--teal);font-size:20px;font-style:normal}
.treatment-flow span{color:var(--teal);font-size:12px;font-weight:800}
.treatment-flow h3{margin:15px 0 5px;color:var(--navy);font-size:17px}
.treatment-flow p{margin:0;color:var(--muted);font-size:13px}
.common-block{margin-top:84px}
.sub-contact{margin-top:84px;border-block:1px solid var(--line);background:var(--ivory)}
.sub-contact .shell{min-height:142px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.sub-contact p{margin:0;color:var(--navy);font-size:21px;font-weight:600}
.sub-contact div>div{display:flex}
.sub-contact a{display:grid;place-items:center;min-height:50px;padding:0 20px;border:1px solid var(--navy);color:var(--navy);font-size:14px;font-weight:800}
.sub-contact a+a{background:var(--navy);color:#fff}

.gallery-intro .page-summary{max-width:600px}
.gallery-archive{padding-block:46px 84px}
.gallery-filters{display:flex;flex-wrap:wrap;margin-bottom:24px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.gallery-filters button{appearance:none;padding:12px 17px;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;color:var(--navy);font-size:14px;font-weight:700;cursor:pointer}
.gallery-filters button:hover,.gallery-filters button:focus-visible,.gallery-filters button[aria-pressed='true']{background:var(--navy);color:#fff}
.full-gallery-grid{grid-template-columns:repeat(4,1fr)}
.full-gallery-grid .archive-card{display:block;aspect-ratio:auto;background:#fff}
.full-gallery-grid .archive-card img{height:auto;aspect-ratio:4/3}
.full-gallery-grid .archive-card>span{display:block;min-height:50px;padding:12px;background:#fff;color:var(--navy);font-size:13px;font-weight:650;line-height:1.45}

.inquiry-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding-block:60px 100px}
.inquiry-info h1{margin:0 0 38px;color:var(--navy);font-size:44px;font-weight:600}
.info-line{padding:19px 0;border-top:1px solid var(--line)}
.info-line span{display:block;margin-bottom:5px;color:var(--muted);font-size:13px}
.info-line a,.info-line strong{color:var(--navy);font-family:'Noto Serif KR','Batang',serif;font-size:20px}
.inquiry-form{padding-top:22px;border-top:2px solid var(--navy)}
.form-row{display:grid;grid-template-columns:150px 1fr;align-items:start;padding:14px 0;border-bottom:1px solid var(--line)}
.form-row label{padding-top:10px;color:var(--navy);font-size:14px;font-weight:700}
.form-row input,.form-row textarea,.form-row select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:0;background:#fff;color:var(--ink);font-size:16px}
.form-row textarea{min-height:160px;resize:vertical}
.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.form-actions button{padding:12px 18px;border:1px solid var(--navy);background:#fff;color:var(--navy);font-weight:800;cursor:pointer}
.form-actions .primary{background:var(--navy);color:#fff}
.form-notice{margin-top:14px;color:var(--muted);font-size:13px;text-align:right}

.site-footer{padding:48px 0 24px;background:var(--navy-deep);color:#fff}
.business-registration{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center}
.business-registration strong{width:100%}
.business-registration span,.business-registration a{color:rgba(255,255,255,.82);font-size:14px}
.site-footer>.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr .75fr;gap:40px}
.site-footer .footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
.site-footer strong{font-size:22px;font-weight:600}
.footer-hanja{font-family:'Batang','Yu Mincho',serif;letter-spacing:.06em}
.site-footer b{margin-bottom:7px;color:#76c6df;font-size:13px}
.site-footer p{margin:0;font-size:14px}
.site-footer a{font-size:14px;font-weight:500}
.site-footer .footer-grid span{margin-top:4px;color:rgba(255,255,255,.74);font-size:13px}
.footer-channel-link{display:inline-block!important;padding:8px 11px;border:1px solid rgba(255,255,255,.55)}
.footer-business{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.22)}
.footer-business>b{display:block;margin-bottom:13px}
.footer-business dl{display:grid;grid-template-columns:.8fr .65fr 1fr 2.2fr 1fr;gap:18px;margin:0}
.footer-business dl>div{min-width:0}
.footer-business dt{color:rgba(255,255,255,.62);font-size:12px}
.footer-business dd{margin:3px 0 0;color:#fff;font-size:14px;font-weight:600;line-height:1.5}
.footer-business dd a{font-size:14px;font-weight:600}
.footer-bottom{display:flex;justify-content:space-between;margin-top:35px;padding-top:18px;border-top:1px solid rgba(255,255,255,.22)}
.footer-bottom a,.footer-bottom span{color:rgba(255,255,255,.72);font-size:12px}

.mobile-contact{display:none}
.lightbox{max-width:min(94vw,1160px);max-height:94vh;margin:auto;padding:0;border:1px solid rgba(255,255,255,.35);background:#101820;color:#fff;overflow:visible}
.lightbox[open]{display:flex;flex-direction:column}
.lightbox::backdrop{background:rgba(5,10,16,.88)}
.lightbox>img{width:auto;max-width:90vw;height:auto;max-height:78vh;object-fit:contain}
.lightbox>p{margin:0;padding:12px 54px 14px;color:#fff;font-size:14px;text-align:center}
.lightbox-close{position:absolute;right:8px;top:8px;width:38px;height:38px;border:1px solid rgba(255,255,255,.55);background:rgba(8,15,23,.72);color:#fff;font-size:24px;line-height:1;cursor:pointer}
.lightbox-arrow{position:absolute;top:50%;width:46px;height:58px;transform:translateY(-50%);border:1px solid rgba(255,255,255,.48);background:rgba(8,15,23,.7);color:#fff;font-size:34px;line-height:1;cursor:pointer}
.lightbox-previous{left:10px}.lightbox-next{right:10px}

@media(max-width:1100px){
  .descriptor{font-size:12px;padding-left:12px}
  .work-nav{overflow:hidden}
  .work-nav .shell{width:100%;margin:0;padding:0 14px;overflow-x:auto;scrollbar-width:none}
  .work-nav .shell::-webkit-scrollbar{display:none}
  .work-nav a{flex:none;min-width:145px;padding-inline:14px;font-size:14px;white-space:nowrap}
  .work-nav a:nth-child(2){min-width:190px}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .project-grid{grid-template-columns:repeat(3,1fr)}
  .photo-grid{grid-template-columns:repeat(3,1fr)}
  .full-gallery-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:980px){
  :root{--header:128px}
  .shell{width:min(calc(100% - 28px),var(--shell))}
  .header-row{height:76px;display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto auto;column-gap:16px;align-content:center;row-gap:1px}
  .wordmark{grid-column:1;grid-row:1;font-size:25px}
  .descriptor{display:block;grid-column:1/-1;grid-row:2;max-width:100%;margin:0;padding:0;border:0;font-size:12px;line-height:1.3;white-space:nowrap}
  .header-phone{display:none}
  .header-inquiry{grid-column:2;grid-row:1;align-self:center;height:43px;margin:0;padding:0 17px;font-size:14px}
  .work-nav{height:52px}
  .home-lead{padding-block:36px 31px}
  .home-lead h1{font-size:38px}
  .lead-description{font-size:16px}
  .section-block{padding-block:66px}
  .video-layout{grid-template-columns:1fr;gap:26px}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .location-grid{grid-template-columns:1fr}
  .page-intro{padding-block:42px 36px}
  .page-intro-row{display:block}
  .page-summary{margin-top:18px}
  .system-notes{grid-template-columns:1fr}
  .treatment-flow{grid-template-columns:1fr}
  .treatment-flow>i{height:28px;transform:rotate(90deg)}
  .sub-contact .shell{display:block;min-height:0;padding-block:28px}
  .sub-contact p{margin-bottom:17px;font-size:19px}
  .inquiry-layout{grid-template-columns:1fr;gap:38px;padding-block:42px 94px}
  .site-footer{padding-bottom:88px}
  .site-footer>.footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px}
  .footer-business dl{grid-template-columns:1fr 1fr}
  .mobile-contact{position:fixed;left:0;right:0;bottom:0;z-index:100;display:grid;grid-template-columns:1fr 1fr;height:62px;border-top:1px solid var(--navy);box-shadow:0 -4px 15px rgba(20,35,60,.12)}
  .mobile-contact a{display:grid;place-items:center;background:#fff;color:var(--navy);font-size:15px;font-weight:800}
  .mobile-contact a+a{background:var(--navy);color:#fff}
}

@media(max-width:600px){
  .shell{width:min(calc(100% - 24px),var(--shell))}
  .wordmark{font-size:22px}.hanja-logo{font-size:17px}
  .descriptor{font-size:12px;letter-spacing:-.025em}
  .header-inquiry{height:40px;padding:0 13px;font-size:13px}
  .work-nav .shell{padding-inline:12px}
  .work-nav a{min-width:132px;font-size:14px}
  .work-nav a:nth-child(2){min-width:185px}
  .home-lead{padding-block:27px 25px}
  .home-lead h1{font-size:30px;line-height:1.34}
  .lead-description{margin-top:12px;font-size:15px;line-height:1.65}
  .work-card figure{aspect-ratio:5/3}
  .work-card>div{min-height:70px;align-items:flex-start;gap:8px;padding:9px 10px}
  .work-card span{padding-top:3px}
  .work-card h2{font-size:15px;line-height:1.35}
  .section-block{padding-block:54px}
  .section-heading{margin-bottom:18px;padding-bottom:12px}
  .section-heading h2{font-size:26px}
  .project-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-cta{justify-content:flex-start;margin-top:18px}
  .video-copy h2{font-size:23px}
  .youtube-channel-banner{grid-template-columns:auto 1fr;gap:12px;padding:16px}
  .youtube-channel-banner>span:last-child{grid-column:1/-1;padding-top:10px;border-top:1px solid rgba(255,255,255,.45)}
  .process-grid li{min-height:132px;padding:17px}
  .process-grid h3{margin-top:18px;font-size:18px}
  .location-grid>div{min-height:150px;padding:21px}
  .location-grid h3{font-size:21px}
  .page-intro h1{font-size:31px}
  .page-summary{font-size:15px}
  .term-list{gap:6px 11px;font-size:13px}
  .term-list span+span::before{margin-right:11px}
  .gallery-heading{display:block}
  .gallery-heading p{margin-top:4px}
  .photo-grid{grid-template-columns:repeat(2,1fr)}
  .photo-card figcaption{min-height:48px;padding:10px;font-size:13px}
  .gallery-archive{padding-block:34px 66px}
  .gallery-filters{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
  .gallery-filters::-webkit-scrollbar{display:none}
  .gallery-filters button{flex:none;white-space:nowrap;font-size:14px}
  .full-gallery-grid{grid-template-columns:repeat(2,1fr)}
  .full-gallery-grid .archive-card>span{min-height:48px;padding:10px;font-size:13px}
  .sub-contact div>div{width:100%}
  .sub-contact a{flex:1;padding-inline:8px}
  .form-row{grid-template-columns:1fr;gap:6px}
  .form-row label{padding-top:0}
  .form-actions{display:grid;grid-template-columns:1fr 1fr}
  .form-notice{text-align:left}
  .site-footer>.footer-grid{grid-template-columns:1fr}
  .footer-business dl{grid-template-columns:1fr;gap:12px}
  .footer-bottom{display:flex}
  .lightbox-arrow{width:38px;height:50px}
  .lightbox-previous{left:4px}.lightbox-next{right:4px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .work-card img,.archive-card img,.photo-card img{transition:none}
}

/* Folder directory and photo archive */
.wordmark .hanja-logo{font-size:1em;line-height:1;font-weight:900}
.footer-hanja{font-size:1em}
.work-grid{gap:16px;background:transparent;border:0}
.work-card{border:1px solid #cdd5df}
.work-card>div{display:grid;grid-template-columns:auto 1fr;gap:7px 12px;min-height:106px}
.work-card>div::after{display:none}
.work-card .card-more{grid-column:2;display:flex;align-items:center;min-height:40px;padding:0;font-size:16px;font-weight:800;color:var(--navy)}
.work-card:hover .card-more{text-decoration:underline;text-underline-offset:4px}
.subgroup-index{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:30px;margin-bottom:48px}
.subgroup-index a{display:grid;grid-template-columns:92px 1fr;align-items:center;gap:6px 14px;padding:12px;border:1px solid #c5cfdc;background:#f8fafc;color:var(--navy)}
.subgroup-index img{grid-row:1/3;width:92px;height:84px;object-fit:cover;background:white}
.subgroup-index strong{font-size:18px;line-height:1.35}
.subgroup-index span{display:flex;align-items:center;min-height:36px;font-size:17px;font-weight:800}
.subgroup-index a:hover,.subgroup-index a:focus-visible{background:#eaf0f8;border-color:var(--navy);outline:2px solid var(--navy);outline-offset:2px}
.gallery-section,.archive-group{scroll-margin-top:16px}
.photo-grid{gap:12px;background:transparent;border:0;grid-template-columns:repeat(4,minmax(0,1fr))}
.photo-card{border:1px solid #ccd4df;background:#fff}
.photo-card img{aspect-ratio:4/3;object-fit:contain;background:#f2f4f7}
.photo-card.is-diagram img{object-fit:contain}
.photo-card figcaption{min-height:40px;padding:10px;font-size:14px}
.project-grid:not(.full-gallery-grid){gap:10px;background:transparent;border:0}
.archive-card{border:1px solid #ccd4df}
.full-gallery-grid{display:block;background:transparent;border:0}
.archive-group{margin-bottom:42px}
.archive-group h2{margin:0 0 16px;padding-bottom:12px;border-bottom:2px solid #233b60;font-size:23px}
.dense-photo-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}
.dense-photo-grid .archive-card img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#f2f4f7}
@media(max-width:980px){
 .subgroup-index{grid-template-columns:repeat(2,minmax(0,1fr))}
 .photo-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
 .dense-photo-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:600px){
 .work-grid{gap:10px}
 .work-card>div{gap:5px 7px;min-height:106px}
 .work-card .card-more{font-size:14px;min-height:38px}
 .subgroup-index{gap:9px;margin-bottom:30px}
 .subgroup-index a{grid-template-columns:1fr;padding:9px;gap:8px}
 .subgroup-index img{grid-row:auto;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain}
 .subgroup-index strong{font-size:16px;min-height:43px}
 .subgroup-index span{font-size:16px;min-height:40px;border-top:1px solid #d4dbe5}
 .photo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
 .dense-photo-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}
 .archive-group h2{font-size:20px}
}

/* Consistent finishing details for navigation, galleries and contact. */
:root{--line:#d7dee5}
:focus-visible{outline:3px solid var(--teal);outline-offset:4px}
.work-nav a{font-size:14px;word-break:keep-all;transition:background .18s,color .18s}
.gallery-section{padding-top:40px}
.subgroup-index{margin-bottom:24px}
.work-card,.subgroup-index a{border-radius:6px;overflow:hidden}
.work-card:hover{background:#f4f7fa;box-shadow:0 5px 18px #10284412}
.subgroup-index span{color:var(--navy);gap:8px}
.photo-card,.archive-card{border-radius:4px}
.photo-card figcaption{color:#415166;line-height:1.5}
.gallery-heading h2,.archive-group h2{letter-spacing:-.025em}
.gallery-filters{gap:8px}
.gallery-filters button{border-radius:4px;min-height:44px}
.gallery-filters button[aria-pressed='true']{box-shadow:inset 0 -3px 0 var(--teal)}
.privacy-link{font-weight:800;text-decoration:underline;text-underline-offset:4px}
.info-line a,.footer-grid a{overflow-wrap:anywhere}
.inquiry-form{padding:28px;border:1px solid #d7dee5;background:#fff;border-radius:8px}
.inquiry-form input:not([type='checkbox']),.inquiry-form textarea,.inquiry-form select{border-radius:4px;min-height:46px}
.inquiry-form input:focus,.inquiry-form textarea:focus,.inquiry-form select:focus{border-color:var(--teal)}
.privacy-summary{margin-top:24px;padding:20px;background:#f3f6fa;border:1px solid #dce3ec;border-radius:6px}
.privacy-summary h2{font-size:17px;margin:0 0 10px;color:var(--navy)}
.privacy-summary p{font-size:14px;line-height:1.75;margin:8px 0;color:#445365}
.privacy-summary>a{display:inline-block;font-size:14px;font-weight:700;text-decoration:underline;text-underline-offset:3px}
.consent-row{display:flex;align-items:flex-start;gap:10px;margin-top:16px;font-size:15px;cursor:pointer}
.inquiry-form .consent-row input{width:20px;height:20px;min-width:20px;margin:3px 0 0;accent-color:var(--navy)}
.form-actions{flex-wrap:wrap}
.form-actions button{min-height:46px;border-radius:4px}
.form-actions button:hover{background:#edf2f8}
.form-actions .primary:hover{background:var(--navy-deep)}
.form-help,.form-notice{font-size:14px;line-height:1.8;color:#526173}
.form-notice:not(:empty){padding:12px 15px;border-left:3px solid var(--teal);background:#f1f7fa;color:var(--navy)}
.policy-page{max-width:900px;padding-block:58px 80px}
.policy-page h1{font-size:clamp(28px,4vw,42px);color:var(--navy);letter-spacing:-.035em;margin:8px 0}
.policy-date{font-size:14px;color:var(--muted)}
.policy-page section{padding:24px 0;border-bottom:1px solid var(--line)}
.policy-page h2{font-size:21px;color:var(--navy);margin:0 0 12px}
.policy-page p{line-height:1.9;word-break:keep-all;overflow-wrap:anywhere}
.policy-page a{color:var(--navy);text-decoration:underline;text-underline-offset:4px}
.policy-back{display:inline-block;margin-top:30px;font-weight:700}
@media(max-width:600px){
 .inquiry-form{padding:18px}
 .privacy-summary{padding:16px}
 .form-actions{display:grid;grid-template-columns:1fr 1fr}
 .form-actions [data-copy-inquiry]{grid-column:1/-1}
 .form-actions button{padding:12px 8px;font-size:15px}
 .policy-page{padding-block:32px 48px}
 .policy-page h2{font-size:19px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* Keep every business menu visible on narrow screens. */
@media(max-width:1100px){
 :root{--header:190px}
 .work-nav{height:auto;overflow:visible}
 .work-nav .shell{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;height:auto;padding:0;overflow:visible}
 .work-nav a{min-width:0;min-height:56px;padding:8px 5px;white-space:normal;word-break:keep-all;font-size:14px;line-height:1.4;border-bottom:1px solid var(--line)}
 .work-nav a:nth-child(2){grid-column:span 2;min-width:0;word-break:keep-all}
 .work-nav a:nth-child(4){border-left:1px solid var(--line)}
}

/* Keep the existing seal-like Hanja shape while strengthening its strokes. */
.hanja-logo,.hanja-emphasis{-webkit-text-stroke:.6px currentColor;paint-order:stroke fill}
.technology-guide .photo-grid{grid-template-columns:minmax(0,1fr);gap:36px;max-width:1120px;margin-inline:auto}
.technology-article{min-width:0;border:1px solid var(--line);background:#fff}
.technology-article .photo-card{display:block;width:100%;border:0;border-radius:0;text-align:left}
.technology-article .photo-card img{display:block;width:100%;height:auto;max-height:none;aspect-ratio:auto;object-fit:contain;background:#f4f8fb}
.technology-article figcaption{padding:18px 24px 0;font-size:21px;font-weight:700;color:var(--navy);line-height:1.5}
.diagram-description{margin:0;padding:12px 24px 24px;font-size:16px;line-height:1.85;word-break:keep-all;overflow-wrap:anywhere;color:#42566a}
@media(max-width:600px){
 .technology-guide .photo-grid{gap:24px}
 .technology-article figcaption{padding:16px 16px 0;font-size:18px}
 .diagram-description{padding:10px 16px 20px}
}

.subgroup-index strong,.technology-guide .gallery-heading h2{word-break:keep-all;overflow-wrap:normal}

/* Display the control-panel photo with its component labels upright, including lightboxes. */
img[src$='/control-panel.jpg']{rotate:180deg}


.browse-arrow{width:20px;height:20px;flex:0 0 20px;vertical-align:middle}
.work-card .card-more{gap:8px}