:root{--ink:#152438;--navy:#0c1727;--muted:#667383;--blue:#1357a6;--line:#dce2e8;--paper:#f2f5f7;--warm:#f5f6f6;--header:88px;font-family:Pretendard,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;color:var(--ink);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:120px}
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.promise-strip{background:var(--paper)}.promise-strip>.wrap{display:grid;grid-template-columns:repeat(3,1fr);padding-block:30px}.promise-strip p{margin:0;padding-left:32px;border-left:1px solid #cfd8e2;font-size:16px;font-weight:650}.promise-strip p:first-child{padding-left:0;border:0}.promise-strip span{display:block;font-size:9px;letter-spacing:1.8px;color:#748496;margin-bottom:5px}.about{display:grid;grid-template-columns:1fr 1fr;gap:120px}.about-copy{padding-top:30px;max-width:550px}.about-copy p{color:#687382;font-size:16px}.about-copy .lead{color:var(--ink);font-size:22px;font-weight:600;line-height:1.65;letter-spacing:-.7px}.about .text-link{margin-top:12px}.section-heading{display:flex;justify-content:space-between;gap:48px;align-items:flex-end;margin-bottom:45px}.section-heading h2{margin-bottom:0}.section-heading>p{color:var(--muted);font-size:15px;margin:0 0 5px}.services{background:#f5f6f7}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.service-card{background:white;border:1px solid #e2e7ed;transition:border-color .2s,transform .25s}.service-card:hover{border-color:#82a8d3;transform:translateY(-5px)}.service-art{overflow:hidden;background:#edf1f5}.service-art img{width:100%;height:auto;transition:transform .4s}.service-card:hover .service-art img{transform:scale(1.035)}.service-caption{padding:30px 29px 33px}.service-caption .mono{font-size:9px;color:#7a8796;letter-spacing:1.4px}.service-caption h3{font-size:25px;margin:14px 0 12px;display:flex;justify-content:space-between;align-items:center}.service-caption h3 span{font-size:23px;color:#6483a4}.service-caption p{font-size:14px;line-height:1.9;color:#75808d;margin-bottom:0}.section-note{font-size:12px;color:#808b96;text-align:right;margin:22px 0 0}.article-links{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink)}.article-links>a{position:relative;padding:30px 35px 60px 0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);margin-top:28px}.article-links>a+a{padding-left:35px}.article-links>a:last-child{border-right:0}.article-links .mono{font-size:9px;color:#7d8998}.article-links h3{font-size:26px;line-height:1.5;margin:24px 0 18px}.article-links p{color:var(--muted);font-size:14px}.article-arrow{position:absolute;right:32px;bottom:29px;font-size:27px;color:#4d6d8b}.article-links a:hover .article-arrow{transform:translate(3px,-3px)}
.process-section{padding-block:100px;background:var(--navy);color:#f0f5fa}.process-section .section-heading>p{color:#8fa0b5}.process-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;padding:0;margin:60px 0 0;list-style:none}.process-flow li{border-top:1px solid #4a586b;padding-top:25px}.process-flow li>span{font-size:12px;color:#8ca7ca;letter-spacing:2px}.process-flow h3{font-size:24px;margin:25px 0 13px}.process-flow p{font-size:14px;color:#97a6b7;margin:0}.contact{display:grid;grid-template-columns:1.1fr 1fr;gap:100px}.contact>div>p:not(.eyebrow){font-size:16px;color:#7a8490}.phone-link{display:inline-flex;font-size:clamp(28px,3.2vw,43px);font-weight:700;letter-spacing:-1.5px;gap:32px;align-items:center;margin-top:16px}.phone-link>span{font-weight:400;font-size:32px}.contact-panel{border-top:2px solid var(--ink);padding-top:25px;align-self:center}.contact-panel h3{font-size:18px}.contact-panel dl{margin:25px 0}.contact-panel dl>div{display:grid;grid-template-columns:60px 1fr;gap:20px;margin:18px 0;font-size:14px;line-height:1.6}.contact-panel dt{color:#87919d}.contact-panel dd{margin:0}.contact details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:21px 0}.contact summary{font-size:14px;font-weight:650;cursor:pointer;list-style:none;display:flex;justify-content:space-between}.contact summary::-webkit-details-marker{display:none}.contact details>ul{padding-left:18px;font-size:13px;line-height:2.1;color:#667383}.contact details>a{font-size:12px;color:var(--blue)}.site-footer{background:#f1f3f5;border-top:1px solid #e0e5eb;padding:40px 48px;color:#76818e}.footer-brand{display:flex;align-items:center;gap:14px;color:#203146}.footer-brand img{object-fit:contain}.footer-brand strong{font-size:18px;letter-spacing:-.5px}.footer-brand>span{margin-left:auto;color:#647587;font-size:12px}.footer-bottom{display:flex;justify-content:space-between;gap:40px;margin-top:23px;padding-top:23px;border-top:1px solid #d7dfe6}.footer-bottom p{font-size:11px;margin:0;line-height:1.9}.footer-bottom>div{text-align:right;align-self:flex-end}.footer-bottom>div>a{font-size:11px;margin-left:24px}.footer-bottom small{display:block;margin-top:20px;font-size:10px;color:#9aa3ae}
.tech-hero{position:relative;background:var(--navy);color:white;overflow:hidden;padding:86px 0 80px}.tech-hero h1{font-size:clamp(40px,4.4vw,66px);letter-spacing:-2.5px;line-height:1.25;margin-bottom:28px}.tech-hero p:not(.eyebrow){font-size:17px;color:#aebed0;line-height:1.85;margin-bottom:0}.tech-hero .wrap{position:relative;z-index:1}.tech-hero-art{position:absolute;right:3%;top:30px;width:530px;height:350px;opacity:.38;filter:grayscale(1);mix-blend-mode:screen}.tech-toc{display:flex;justify-content:space-between;border-bottom:1px solid #c9d3de;padding-block:25px;gap:22px;font-size:13px;font-weight:650}.tech-toc a:hover{color:var(--blue)}.tech-section{padding-block:80px;border-bottom:1px solid var(--line);display:grid;grid-template-columns:.75fr 1.5fr;gap:72px;scroll-margin-top:100px}.tech-section-title .mono{font-size:9px;color:#6683a3}.tech-section-title h2{font-size:34px;letter-spacing:-1.2px;margin-top:20px}.prose>p{color:#687685;font-size:15px;line-height:2}.prose>.lead{font-size:21px;line-height:1.8;letter-spacing:-.6px;color:var(--ink);margin-bottom:30px}.source-ref{font-size:11px!important;color:#7c8c9e!important;line-height:1.9!important;margin-top:28px}.source-ref a{color:#3c638b;border-bottom:1px solid #c4d5e5}.method-list article{display:grid;grid-template-columns:200px 1fr;gap:30px;align-items:center;margin-bottom:42px;scroll-margin-top:120px}.method-list img{background:#edf1f5;width:200px;height:auto}.method-list h3{font-size:25px;margin:9px 0 12px}.method-list .mono{font-size:8px;color:#607b97;letter-spacing:1px}.method-list p{font-size:13px;color:#687685;line-height:1.9;margin-bottom:8px}.method-list .tags{font-size:10px;color:#46688e;margin-top:13px}.table-scroll{overflow:auto;border:1px solid var(--line)}.technical-table{border-collapse:collapse;width:100%;font-size:12px;min-width:580px;text-align:left}.technical-table th,.technical-table td{padding:19px 16px;border-bottom:1px solid var(--line);line-height:1.8;vertical-align:top}.technical-table thead th{background:#edf2f7;font-weight:700}.technical-table tbody th{white-space:nowrap}.technical-table tbody tr:last-child>*{border-bottom:0}.drawing-example{padding:32px;background:#f1f5f9;margin:30px 0;display:flex;gap:36px;align-items:center;justify-content:space-between}.drawing-example .mono{font-size:9px;color:#65809e;letter-spacing:1px}.drawing-example .diameter-example{font-size:40px;display:flex;align-items:center;gap:13px;color:#233f5e;line-height:1.3;margin:12px 0 0}.diameter-example>span{font-size:15px;display:grid;gap:4px;line-height:1.3}.diameter-example small{font-size:13px;font-weight:400}.drawing-example>p{font-size:11px;color:#59728c;margin:0;line-height:2}.drawing-example strong{font-size:16px;white-space:nowrap;color:var(--ink)}.drawing-example small{font-size:10px}.quality-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.quality-grid article{border-top:2px solid #98aec5;padding-top:20px}.quality-grid article>span{font-size:11px;color:#7e91a5}.quality-grid h3{font-size:21px;margin:14px 0}.quality-grid p{font-size:13px;color:#708091;line-height:1.9;margin:0}.quality-grid .source-ref{grid-column:1/-1}.checklist{list-style:none;padding:0;margin:30px 0}.checklist>li{padding:23px 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px;font-size:14px}.checklist>li>span{color:#778695;font-size:13px;line-height:1.8}.technical-faq{padding-block:80px 110px;max-width:870px;margin:auto}.technical-faq h2{font-size:34px;margin-bottom:38px}.technical-faq details{padding:24px 0;border-top:1px solid var(--line)}.technical-faq details:last-child{border-bottom:1px solid var(--line)}.technical-faq summary{font-size:16px;font-weight:650;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:25px;line-height:1.8}.technical-faq summary::-webkit-details-marker{display:none}.technical-faq details p{font-size:14px;color:#6b7989;margin:20px 0 0;max-width:740px}.credits{min-height:70vh;max-width:950px}.credits h1{font-size:45px;letter-spacing:-2px;line-height:1.4;margin-bottom:50px}.credits h2{font-size:26px;letter-spacing:-.5px;margin:45px 0 20px}.credits p,.credits li{font-size:14px;color:#6c7989;line-height:2}.credits ul{padding-left:20px}.credits li{margin:15px 0}.credits a:not(.button){color:#2c659d}
.tech-section>*{min-width:0}
@media(min-width:1600px){.hero-content{padding-top:104px}.hero h1{font-size:86px}.hero{height:800px;max-height:calc(100svh - var(--header))}}
@media(max-width:1180px){.site-header{padding-inline:28px}.site-header nav{gap:23px}.brand>span{font-size:21px}.wrap{width:calc(100% - 72px)}.section{padding-block:88px}.about,.contact{gap:65px}.hero{min-height:600px}.hero-content{padding-top:85px}.service-caption{padding:26px 22px}.service-caption h3{font-size:22px}.tech-section{gap:42px}.method-list article{grid-template-columns:155px 1fr;gap:22px}.method-list img{width:155px}.drawing-example{padding:25px;gap:20px}.drawing-example .diameter-example{font-size:33px}.drawing-example strong{font-size:14px}}
@media(max-width:900px){:root{--header:76px}.site-header{padding-inline:24px}.brand>span{font-size:21px}.brand img{width:56px;height:44px}.brand small{font-size:7px}.menu-toggle{display:flex;flex-direction:column;gap:7px;justify-content:center;align-items:center;background:transparent;border:1px solid #ccd5df;width:44px;height:40px}.menu-toggle>span{width:18px;height:1px;background:#1c354e;transition:transform .2s}.menu-open .menu-toggle>span:first-child{transform:translateY(4px) rotate(45deg)}.menu-open .menu-toggle>span:last-child{transform:translateY(-4px) rotate(-45deg)}.site-header nav{display:none;position:absolute;left:0;right:0;top:var(--header);background:white;padding:20px 25px 27px;border-bottom:1px solid #d4dde6;box-shadow:0 18px 22px #162d4312;align-items:stretch;gap:0}.site-header.menu-open nav{display:flex;flex-direction:column}.site-header nav>a:not(.work-link){padding:17px 3px;font-size:16px}.site-header nav>a:not(.work-link):after{display:none}.site-header .work-link{margin-top:14px;padding:16px;font-size:15px}.hero h1{font-size:61px}.hero{height:700px;min-height:590px}.hero-content{padding-top:90px}.hero-shade{background:linear-gradient(90deg,#081322ed,#08132295 60%,#08132240),linear-gradient(0deg,#08132280,transparent 40%)}.hero-description{font-size:16px}.about{gap:48px}.about-copy .lead{font-size:20px}.about-copy p{font-size:14px}.service-grid{gap:17px}.service-caption{padding:24px 18px}.service-caption h3{font-size:19px}.service-caption p{font-size:12px}.service-caption p br{display:none}.article-links h3{font-size:23px}.article-links>a+a{padding-left:25px}.article-links>a{padding-right:25px}.process-flow{gap:25px}.process-flow h3{font-size:20px}.contact{gap:50px}.tech-section{grid-template-columns:1fr;gap:18px;padding-block:60px}.tech-section-title h2 br{display:none}.tech-hero-art{right:-110px;opacity:.23}.method-list article{grid-template-columns:230px 1fr}.method-list img{width:230px}.footer-brand>span{display:none}.site-footer{padding-inline:36px}.promise-strip p{padding-left:24px;font-size:14px}}
@media(max-width:600px){:root{--header:72px;scroll-padding-top:95px}.wrap{width:calc(100% - 40px)}.site-header{padding-inline:16px;gap:10px}.brand{gap:3px}.brand img{width:53px;height:41px}.brand>span{font-size:20px;letter-spacing:-.8px}.brand small{font-size:6.5px;letter-spacing:2.5px;margin-top:4px}.section{padding-block:66px}.eyebrow{font-size:9px;letter-spacing:1.8px;margin-bottom:21px}h2{font-size:33px;letter-spacing:-1.7px;margin-bottom:25px}.hero{height:calc(100svh - var(--header));min-height:590px;max-height:760px}.hero-poster,.hero-video{object-position:58% center}.hero-shade{background:linear-gradient(90deg,#081322e6,#08132299 58%,#08132265),linear-gradient(0deg,#081322b3,transparent 30%)}.hero-content{padding-top:80px}.hero .eyebrow{font-size:8px;letter-spacing:1.6px;gap:10px;margin-bottom:26px}.hero .eyebrow span{width:16px}.hero-overline{font-size:12px;margin-bottom:17px}.hero h1{font-size:clamp(38px,10.7vw,56px);letter-spacing:-2px;line-height:1.23;margin-bottom:26px}.hero-description{font-size:15px;line-height:1.9}.hero-actions{gap:22px;align-items:flex-start;flex-direction:column;margin-top:30px}.hero-actions .button{font-size:12px;padding:16px 18px;min-height:48px;gap:28px}.hero .text-link{font-size:12px;padding-block:7px;gap:20px}.hero-bottom{bottom:20px;align-items:flex-end}.scroll-cue{font-size:7px;letter-spacing:1px;gap:8px}.scroll-cue>span{font-size:19px}.film-controls{gap:8px;flex-direction:column;align-items:flex-end}.film-controls>span{font-size:8px}.film-controls button{padding:8px 10px;font-size:9px;min-width:100px}.promise-strip>.wrap{padding-block:25px;grid-template-columns:1fr;gap:17px}.promise-strip p,.promise-strip p:first-child{padding:0;display:flex;gap:20px;font-size:12px;border:0;align-items:center;line-height:1.5}.promise-strip span{font-size:8px;min-width:96px;margin:0;letter-spacing:1px}.about{grid-template-columns:1fr;gap:10px}.about-copy{padding:0}.about-copy .lead{font-size:19px}.about-copy p{font-size:14px}.section-heading{gap:24px;align-items:flex-start;flex-direction:column;margin-bottom:32px}.section-heading>p{font-size:13px}.service-grid{grid-template-columns:1fr;gap:25px}.service-art img{height:auto;aspect-ratio:440/240;object-fit:cover}.service-caption{padding:25px}.service-caption h3{font-size:24px;margin-top:13px}.service-caption p{font-size:14px;line-height:1.8}.service-caption p br{display:block}.section-note{text-align:left;font-size:10px;margin-top:20px}.article-links{grid-template-columns:1fr}.article-links>a,.article-links>a+a{padding:24px 45px 28px 0;margin:0;border-right:0}.article-links h3{font-size:23px;margin:15px 0 12px}.article-links h3 br{display:none}.article-links p{font-size:13px;margin:0}.article-arrow{right:7px;bottom:25px}.process-section{padding-block:66px}.process-flow{grid-template-columns:1fr 1fr;gap:35px 22px;margin-top:45px}.process-flow li{padding-top:20px}.process-flow h3{font-size:20px;margin-top:19px}.process-flow p{font-size:12px}.contact{grid-template-columns:1fr;gap:45px}.contact>div>p:not(.eyebrow){font-size:14px}.phone-link{font-size:34px;letter-spacing:-1px;margin-top:8px}.contact-panel{padding-top:22px}.contact-panel dl>div{font-size:13px;gap:15px}.site-footer{padding:30px 20px}.footer-brand{gap:10px}.footer-brand strong{font-size:17px}.footer-bottom{flex-direction:column;gap:25px}.footer-bottom>div{text-align:left;align-self:flex-start}.footer-bottom>div>a{margin:0 22px 0 0;font-size:11px}.footer-bottom small{margin-top:20px}.footer-bottom p{font-size:10px}.tech-hero{padding:62px 0 60px}.tech-hero h1{font-size:42px;letter-spacing:-2px;line-height:1.3}.tech-hero p:not(.eyebrow){font-size:14px;line-height:1.9}.tech-hero-art{width:380px;height:240px;top:65px;right:-160px;opacity:.19}.tech-toc{justify-content:flex-start;overflow-x:auto;white-space:nowrap;font-size:11px;gap:27px;padding-block:21px;scrollbar-width:thin}.tech-section{padding-block:46px;gap:10px}.tech-section-title h2{font-size:29px;line-height:1.45;letter-spacing:-1px;margin-top:15px}.tech-section-title .mono{font-size:8px}.prose>.lead{font-size:18px;margin-bottom:24px}.prose>p{font-size:14px;line-height:1.95}.method-list article{grid-template-columns:1fr;gap:20px;margin-bottom:40px}.method-list img{width:100%;max-height:220px;object-fit:contain}.method-list h3{font-size:23px}.method-list p{font-size:14px}.method-list .tags{font-size:11px}.drawing-example{padding:25px;flex-direction:column;align-items:flex-start;gap:25px}.drawing-example .diameter-example{font-size:39px}.drawing-example strong{font-size:17px}.quality-grid{grid-template-columns:1fr;gap:25px}.quality-grid p{font-size:14px}.quality-grid h3{font-size:22px}.technical-faq{padding-block:55px 65px}.technical-faq h2{font-size:29px;letter-spacing:-1px}.technical-faq summary{font-size:14px;gap:15px}.technical-faq details p{font-size:13px}.credits h1{font-size:37px;margin-bottom:35px}.credits h2{font-size:24px}.credits li{overflow-wrap:anywhere}}
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