@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;600;700;800;900&display=swap');
:root{--bg:#080a0d;--panel:#12151b;--text:#f6f7fa;--muted:#9ca4af;--line:#272d36;--accent:#4c8fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:'Noto Sans KR',sans-serif;word-break:keep-all;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:6px}.skip{position:fixed;top:-100px;left:20px;background:white;color:black;padding:15px;z-index:100}.skip:focus{top:10px}.wrap{width:calc(100% - 96px);max-width:1120px;margin:auto}header{height:88px;background:#080a0df0;position:sticky;top:0;z-index:20;border-bottom:1px solid #ffffff0a;backdrop-filter:blur(16px)}.nav-wrap{height:100%;max-width:1440px;width:calc(100% - 80px);margin:auto;display:flex;align-items:center;gap:45px}.brand{display:inline-flex;flex-shrink:0;align-items:center}.brand img{width:115px;height:41px;object-fit:contain}nav{display:flex;gap:30px;font-size:14px;color:#b8bdc6;align-items:center}nav a{transition:color .2s}nav a:hover,nav a.active{color:white}.header-contact{margin-left:auto;background:#3079ed;color:#fff;border-radius:30px;padding:12px 20px;font-size:13px;font-weight:600}.header-contact:hover,.button:hover{background:#5596ff}.menu-button{display:none;background:transparent;color:white;border:0;font-size:24px}.hero{position:relative;min-height:740px;min-height:calc(100svh - 88px);display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;background:#0c1119;padding:70px 30px 110px}.hero-background{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;opacity:.35;filter:brightness(.65) saturate(.6)}.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,#080a0d25,#080a0d30 35%,#080a0df5 100%)}.hero-content{position:relative;text-align:center;z-index:1}.section-label{font-size:12px;font-weight:600;color:var(--accent);letter-spacing:1.8px;line-height:1.8}.hero .section-label{color:#bed3f5;font-size:11px;letter-spacing:3px;margin:0 0 25px}.hero h1{font-size:clamp(45px,5.8vw,78px);line-height:1.35;letter-spacing:-3px;font-weight:700;margin:0}.hero h1 span{display:block;color:#76aaff;margin-top:2px}.hero-content>p:not(.section-label){font-size:19px;color:#c1c8d2;line-height:1.85;margin:28px 0}.hero-actions{display:flex;align-items:center;justify-content:center;gap:28px;margin-top:34px}.button{display:inline-flex;align-items:center;gap:24px;padding:17px 24px;border-radius:14px;color:white;background:#3079ed;font-size:15px;font-weight:600;transition:background .2s,transform .2s}.hero-phone{font-size:17px;font-weight:500}.hero-bottom{position:absolute;bottom:30px;left:0;right:0;display:flex;justify-content:space-between;width:calc(100% - 96px);max-width:1340px;margin:auto;color:#8c97a7;font-size:11px;gap:20px}.hero-bottom a{color:#c9d0db}.section{padding:140px 0}h2{font-size:clamp(34px,4vw,50px);font-weight:700;letter-spacing:-1.8px;line-height:1.45;margin:20px 0 26px}.section-description{font-size:18px;line-height:1.95;color:var(--muted);margin:0}.intro{text-align:center;padding-top:160px;padding-bottom:160px}.intro .section-description{font-size:19px}.services-section{padding:120px 0;background:#101318}.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:60px}.service-card{position:relative;display:block;min-height:440px;border-radius:28px;overflow:hidden;background:#161d27;isolation:isolate}.service-card>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s,opacity 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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}
/* White presentation, service galleries and process guides. */
:root{--bg:#fff;--panel:#f3f6fa;--text:#202b3d;--muted:#667386;--line:#e2e8f0;--accent:#276ee8}body{background:#fff;color:var(--text)}header{background:#fffffff2;border-bottom:1px solid #eef1f5}.brand img{filter:brightness(0) saturate(100%);opacity:.88}nav{color:#5b6676}nav a:hover,nav a.active{color:#216ce6}.menu-button{color:#27364b}.hero{display:block;min-height:740px;padding:100px 48px 110px;background:#fff;max-width:1600px;margin:auto;isolation:isolate}.hero-background{inset:45px 38px 70px auto;width:49%;height:calc(100% - 115px);opacity:1;filter:none;border-radius:32px;object-position:center}.hero-shade{inset:0 auto 0 0;width:76%;background:linear-gradient(90deg,#fff 42%,#ffffffed 65%,#ffffff00)}.hero-content{max-width:1120px;margin:auto;text-align:left}.hero .section-label{color:#52729b}.hero h1{font-size:clamp(45px,5vw,68px);color:#202b3d;max-width:700px}.hero h1 span{color:#2671e8}.hero-content>p:not(.section-label){color:#67768b;font-size:18px}.hero-actions{justify-content:flex-start}.hero-phone{color:#315984}.hero-bottom{color:#8591a1}.hero-bottom a{color:#577292}.services-section{background:#f6f8fb}.service-card{background:white;border:1px solid #e3e9f1;min-height:470px;box-shadow:0 5px 25px #1b395c06}.service-card>img{z-index:-2;opacity:1;height:60%;object-fit:cover}.service-card:hover>img{opacity:1}.card-shade{background:linear-gradient(180deg,#ffffff00 18%,#ffffff00 35%,#fff 62%)}.card-top{color:white;text-shadow:0 1px 8px #000a}.card-content{bottom:30px}.card-en{color:#4b78af}.card-content h3{color:#22334c;font-size:31px}.card-content p{color:#68778b;max-width:none}.card-link{color:#276ee8}.principle-grid article{border-color:#dce4ee}.blog-section{background:#f5f8fc}.blog-visual{background:linear-gradient(135deg,#ecf9f2,#d6f3e4);box-shadow:none;border:1px solid #d6eadd}.blog-n{color:#03b768}.blog-visual>span:nth-child(2){color:#327054}.blog-visual strong{color:#174b36}.blog-arrow{color:#30885e}.contact-line:hover{background:#f7faff}.contact-line.primary .contact-number{color:#246ee8}.contact-label,.contact-action{color:#738095}.contact-line{color:#28384f}.contact-guide li{color:#627286}.contact-blog{color:#6c7c90}.contact-blog a{color:#246ee8}footer{background:#f5f7fa}.footer-top p{color:#7a8697}.footer-contacts{color:#5e6d82}.footer-blog{color:#55728e}.footer-bottom{color:#8c97a6}.aside{background:#f3f7fd;border:1px solid #e0e9f5}.aside p{color:#718098}.aside-phone,.aside-phone.direct{color:#2b6ddd}.aside-phone small{color:#7a889e}.aside-email{color:#526b8d}.image-note{color:#8793a3}.process-section{background:#f5f8fc}.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;list-style:none;margin:55px 0 0;padding:0;counter-reset:step}.process-grid li{position:relative;border-top:1px solid #d5e1f2;padding:25px 0 0}.process-number{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:#e4eeff;color:#276ee8;font-size:14px;font-weight:600}.process-grid li:not(:last-child):after{content:'→';position:absolute;right:0;top:34px;color:#a9bdd8}.process-grid h3{font-size:18px;letter-spacing:-.4px;margin:23px 0 13px}.process-grid p{font-size:13px;line-height:1.95;color:#748297}.gallery-section{background:white}.gallery-heading{display:flex;align-items:end;justify-content:space-between;gap:30px}.gallery-heading h2{font-size:38px}.gallery-heading .section-description{font-size:15px}.gallery-count{font-size:12px;white-space:nowrap;color:#6b84a4;background:#edf3fc;border-radius:30px;padding:10px 16px;margin-bottom:5px}.photo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 22px;margin-top:42px}.photo-grid figure{margin:0;min-width:0}.photo-open{display:block;position:relative;width:100%;border:0;background:#f1f4f8;padding:0;border-radius:18px;overflow:hidden;aspect-ratio:4/3;cursor:zoom-in}.photo-open img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}.photo-open:hover img{transform:scale(1.035)}.stone-gallery .photo-open img{object-fit:contain}.zoom-icon{position:absolute;right:12px;bottom:12px;border-radius:50%;background:#fffffff0;color:#30455d;width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:18px}.photo-grid figcaption{padding:15px 3px 0;font-size:14px;color:#344964;line-height:1.6}.photo-grid figcaption small{display:block;font-size:10px;color:#8897a8;margin-top:6px}.image-dialog{border:0;border-radius:22px;padding:60px 22px 22px;max-width:min(95vw,1200px);max-height:92vh;background:#fff;color:#24334a;box-shadow:0 25px 100px #0005}.image-dialog::backdrop{background:#142235c9;backdrop-filter:blur(6px)}.image-dialog figure{margin:0}.image-dialog img{display:block;max-width:100%;max-height:72vh;width:auto;height:auto;margin:auto;object-fit:contain}.image-dialog figcaption{font-size:13px;text-align:center;color:#697b91;padding-top:20px}.image-close{position:absolute;right:20px;top:16px;padding:8px 12px;border:0;border-radius:9px;background:#eef3f9;color:#405671;cursor:pointer;font-size:13px}.card-content .card-link{font-weight:600}.contact-section{background:#fff}.contact-section+.process-section{margin-top:0}
@media(max-width:1100px){nav{gap:17px;font-size:12px}.nav-wrap{gap:25px}.hero{padding:95px 32px 100px;min-height:700px}.hero h1{font-size:54px}.hero-background{right:24px}.process-grid{gap:17px}.process-grid h3{font-size:16px}.process-grid p{font-size:12px}.photo-grid{gap:25px 18px}.gallery-heading h2{font-size:33px}}
@media(max-width:900px) and (min-width:761px){.brand img{width:96px}.nav-wrap{width:calc(100% - 40px);gap:20px}nav{gap:14px;font-size:11px}.header-contact{font-size:11px;padding:10px 14px}}
@media(max-width:760px){nav{background:#fff;border-bottom:1px solid #e0e7f1}nav a{font-size:15px}.menu-button[aria-expanded=true]{color:#276ee8}.hero{display:flex;flex-direction:column;min-height:0;padding:52px 20px 25px;gap:0}.hero-content{width:100%;order:0;text-align:left}.hero h1{font-size:40px;letter-spacing:-1.8px;line-height:1.4}.hero .section-label{font-size:9px;margin-bottom:20px}.hero-content>p:not(.section-label){font-size:14px;margin:22px 0}.hero-actions{flex-direction:row;gap:20px;justify-content:flex-start;margin-top:25px}.hero-phone{font-size:14px}.hero .button{font-size:12px;padding:15px}.hero-background{position:relative;inset:auto;width:100%;height:235px;object-fit:cover;border-radius:20px;order:1;margin-top:35px}.hero-shade{display:none}.hero-bottom{position:relative;inset:auto;width:100%;order:2;margin:24px 0 0;justify-content:space-between;font-size:10px}.hero-bottom span{display:block;font-size:8px;max-width:60%;line-height:1.8}.service-card{min-height:430px}.card-content h3{font-size:29px}.card-content p{font-size:13px}.process-grid{grid-template-columns:1fr;gap:0;margin-top:35px}.process-grid li{display:grid;grid-template-columns:42px 1fr;gap:0 19px;padding:22px 0;border-top:0;border-bottom:1px solid #e0e8f3}.process-number{grid-column:1;grid-row:1/3;width:39px;height:39px;font-size:12px}.process-grid h3{margin:0 0 10px;font-size:18px}.process-grid p{margin:0;font-size:13px;line-height:1.9}.process-grid li:not(:last-child):after{content:none}.gallery-heading{display:block}.gallery-heading h2{font-size:29px}.gallery-heading .section-description{font-size:14px}.gallery-count{display:inline-flex;margin-top:20px;font-size:11px;padding:8px 12px}.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 14px;margin-top:30px}.photo-open{border-radius:13px;aspect-ratio:1/1}.photo-grid figcaption{font-size:12px;padding-top:11px;word-break:normal;overflow-wrap:anywhere}.photo-grid figcaption small{font-size:9px;line-height:1.7}.zoom-icon{width:25px;height:25px;font-size:15px;right:7px;bottom:7px}.image-dialog{padding:55px 12px 18px;border-radius:16px;width:95vw}.image-dialog img{max-height:68vh}.image-dialog figcaption{font-size:11px;line-height:1.8}.contact-number{font-size:33px}.contact-line.email .contact-number{font-size:27px}}
/* Blue identity and larger, readable main navigation. */
header .brand img{filter:none;opacity:1;width:132px;height:47px}header{height:100px}.nav-wrap{gap:48px}nav{font-size:17px;gap:29px;font-weight:500}.header-contact{font-size:15px;padding:13px 22px}.business-address{font-style:normal;color:#748298;font-size:12px;line-height:1.9;margin-top:28px}.business-address span{color:#536c8c;margin-right:12px}.location-card{padding:32px;border:1px solid #dfe8f5;border-radius:22px;background:#f7faff;margin-top:55px}.location-card h2{font-size:26px;margin:16px 0}.location-card address{font-size:20px;line-height:1.8;font-style:normal;color:#2c466a}.location-card p{font-size:13px;color:#7e8ca1;line-height:1.9}.calculator-intro{padding:40px 0 45px}.calculator-intro .breadcrumbs{margin-bottom:35px}.calculator-intro h1{font-size:45px;margin:20px 0}.calculator-intro .section-description{font-size:16px}.calculator-shell{border-top:1px solid #e3e9f1;background:#f5f6f8;padding:0 0 25px}.calculator-shell iframe{background:#f5f6f8}.stone-gallery .photo-open img{object-fit:cover}
@media(max-width:1200px){.nav-wrap{gap:30px}nav{font-size:15px;gap:20px}header .brand img{width:118px}.header-contact{font-size:13px;padding:12px 17px}}
@media(max-width:1000px) and (min-width:761px){.nav-wrap{width:calc(100% - 36px);gap:20px}header .brand img{width:105px}nav{gap:16px;font-size:13px}.header-contact{font-size:12px;padding:11px 15px}}
@media(max-width:760px){header{height:82px}header .brand img{width:110px;height:40px}.nav-wrap{gap:18px}nav{top:81px;font-size:18px}nav a{font-size:18px;padding:17px 0}.header-contact{font-size:12px;padding:11px 16px}.business-address{font-size:11px;margin-top:25px;max-width:310px}.business-address span{display:block;margin-bottom:5px}.location-card{padding:24px;margin-top:40px}.location-card h2{font-size:23px}.location-card address{font-size:17px;line-height:1.9}.location-card p{font-size:12px}.calculator-intro{padding:30px 0}.calculator-intro h1{font-size:32px}.calculator-intro .section-description{font-size:14px}.calculator-shell{padding-bottom:0}}
.detail-visual{height:auto;aspect-ratio:4/3;object-fit:cover}.service-card>img{object-position:center 30%}.photo-open img{object-position:center 35%}
@media(min-width:1001px){.service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.service-card{min-height:500px}.card-content{left:27px;right:27px}.card-content h3{font-size:28px}.card-content p{font-size:14px}}

.business-registration{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:14px;font-size:12px;color:#748298;line-height:1.8}.calculator-direct{max-width:1120px;margin:15px auto 0;padding:0 20px;font-size:12px;color:#5c7393}.calculator-error{max-width:1120px;margin:25px auto;padding:25px;color:#526b8d}.calculator-error[hidden]{display:none}@media(max-width:760px){.business-registration{font-size:11px;gap:6px 18px}.business-registration span:last-child{width:100%}}
.inquiry-section{margin-top:55px;padding:42px;background:#f7faff;border:1px solid #dfe8f5;border-radius:24px}.inquiry-section h2{font-size:30px;margin:18px 0}.inquiry-intro{font-size:15px;color:#728198;line-height:1.9}.inquiry-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}.inquiry-section label:not(.consent-label){display:block;font-size:13px;font-weight:500;color:#405774}.required-mark,.optional-mark{font-size:10px;font-weight:400;margin-left:5px;color:#547aaf}.optional-mark{color:#8d9aad}.inquiry-section input:not([type=checkbox]),.inquiry-section select,.inquiry-section textarea{display:block;width:100%;margin-top:11px;padding:14px 15px;font:inherit;color:#283c57;background:white;border:1px solid #d6e1ef;border-radius:11px;box-sizing:border-box}.inquiry-section textarea{resize:vertical;min-height:150px;line-height:1.8}.inquiry-message{margin-top:24px}.inquiry-section input:focus-visible,.inquiry-section select:focus-visible,.inquiry-section textarea:focus-visible{outline:2px solid #4e8ded;outline-offset:2px}.inquiry-trap{position:absolute!important;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}.privacy-details{margin-top:25px;border-top:1px solid #e0e8f3}.privacy-details summary{font-size:13px;color:#617994}.privacy-details p{font-size:12px;line-height:1.9;color:#75869c}.consent-label{display:flex;align-items:flex-start;gap:10px;font-size:12px;line-height:1.8;color:#61738d;margin-top:23px}.consent-label input{width:17px;height:17px;margin-top:3px;accent-color:#276ee8;flex-shrink:0}.consent-label b{font-weight:500;color:#376da8}.inquiry-bottom{display:flex;gap:24px;align-items:center;margin-top:30px}.inquiry-bottom p{font-size:11px;color:#8a98aa;line-height:1.8}.inquiry-section button{font:inherit;border:0;cursor:pointer}.inquiry-section button:disabled{opacity:.5;cursor:not-allowed}.inquiry-status{font-size:13px;color:#7a889d;line-height:1.9;margin:22px 0 0}.inquiry-status.success{color:#228354}.inquiry-section+.contact-links{margin-top:50px}@media(max-width:760px){.inquiry-section{padding:24px 20px;margin-top:38px;border-radius:20px}.inquiry-section h2{font-size:25px}.inquiry-intro{font-size:13px}.inquiry-grid{grid-template-columns:1fr;gap:20px;margin-top:25px}.inquiry-section input:not([type=checkbox]),.inquiry-section select,.inquiry-section textarea{font-size:16px;padding:13px}.inquiry-bottom{align-items:flex-start;flex-direction:column;gap:10px}.inquiry-section button{width:100%;justify-content:center}.inquiry-bottom p{margin:0}.inquiry-status{font-size:12px}.consent-label{font-size:11px}}
/* Detailed quotation request */
.quote-form{background:#fff;padding:44px;border-color:#dce5f1}.quote-form-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.quote-form h2{font-size:30px;letter-spacing:-.8px}.quote-required-note{font-size:12px;color:#728198;white-space:nowrap;margin-bottom:6px}.quote-required-note i{display:inline-block;width:5px;height:5px;background:#276ee8;border-radius:50%;vertical-align:middle;margin-right:5px}.quote-block{border:0;border-top:1px solid #dfe7f1;padding:28px 0 0;margin:36px 0 0;min-width:0}.quote-block>legend{font-size:18px;font-weight:600;color:#263e60;padding-right:18px}.quote-block>legend>span{color:#3477da;font-size:13px;letter-spacing:1px;margin-right:10px}.quote-block .inquiry-grid{margin-top:0}.quote-wide{grid-column:1/-1}.quote-form small{display:block;font-size:11px;font-weight:400;line-height:1.7;color:#7f8da1;margin-top:8px}.quote-choices{border:0;padding:0;margin:26px 0;min-width:0}.quote-choices legend{font-size:13px;color:#405774;margin-bottom:12px;font-weight:500}.choice-list{display:flex;gap:10px 12px;flex-wrap:wrap}.quote-form .choice-list label{display:flex;align-items:center;gap:8px;margin:0;padding:11px 16px;border:1px solid #dbe4ef;border-radius:9px;cursor:pointer;font-weight:400;font-size:13px;background:#fff}.quote-form .choice-list input[type=radio],.quote-form .choice-list input[type=checkbox]{display:inline-block;width:16px;height:16px;padding:0;margin:0;accent-color:#276ee8;flex-shrink:0}.quote-form .choice-list label:has(input:checked){border-color:#7ea9e9;background:#f0f6ff;color:#225fae}.quote-writing-guide{padding:20px 22px;margin-top:24px;background:#f5f8fd;border-radius:12px}.quote-writing-guide strong{font-size:13px;font-weight:500;color:#486c9c}.quote-writing-guide p{font-size:12px;line-height:1.9;color:#73859d;margin-bottom:0}.quote-attachments{margin-top:28px;padding-top:22px;border-top:1px solid #e8edf4}.quote-attachments h3{font-size:14px;color:#405774;font-weight:500;margin-bottom:10px}.quote-attachments p{font-size:12px;line-height:1.9;color:#7f8da1;margin-bottom:18px}.quote-form input[type=file]{font-size:12px;padding:12px;background:#fafcff;max-width:100%}.quote-form input[type=file]::file-selector-button{border:0;border-radius:6px;background:#e8effa;color:#3d6395;padding:8px 10px;margin-right:10px;cursor:pointer}.quote-form input[type=date]{min-height:49px}.quote-form .inquiry-bottom .button{min-width:220px}.quote-form .privacy-details{margin-top:35px}@media(max-width:760px){.quote-form{padding:28px 20px}.quote-form-heading{display:block}.quote-form h2{font-size:24px;line-height:1.5}.quote-required-note{display:block;margin-top:20px}.quote-block{margin-top:30px;padding-top:24px}.quote-block>legend{font-size:17px}.quote-wide{grid-column:auto}.quote-form .choice-list{gap:8px}.quote-form .choice-list label{padding:10px 12px;font-size:12px}.quote-writing-guide{padding:16px}.quote-form .inquiry-grid{gap:22px}.quote-form input[type=file]{font-size:12px}.quote-form .inquiry-bottom .button{min-width:0;width:100%}}