:root{--paper:#fff;--ink:#202326;--muted:#697077;--line:#d9dde0;--panel:#f3f4f5;--cobalt:#4968b2;--terra:#b96850;--khaki:#c9c7a8;--max:1180px;--pad:28px}
*{box-sizing:border-box}html{font-size:10px;scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR","Malgun Gothic",Arial,sans-serif;font-size:1.5rem;line-height:1.65;word-break:keep-all}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}.section-page-wrap{min-height:100vh;overflow:hidden}.container{width:min(calc(100% - 48px),var(--max));margin:0 auto}.top-nav-bar{position:relative;top:auto;left:auto;z-index:50;border-bottom:1px solid var(--line);background:#fff}.nav-shell{height:86px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:36px}.brand{font-size:2.2rem;font-weight:800;letter-spacing:-.04em}.brand small{font-size:1rem;display:block;letter-spacing:.16em;font-weight:500;color:var(--muted)}.desktop-nav{display:flex;justify-content:center;gap:28px}.desktop-nav a,.cart-trigger{font-size:1.35rem;background:none;border:0;padding:12px 4px}.desktop-nav a[aria-current="page"]{text-decoration:underline;text-underline-offset:7px}.cart-trigger{display:flex;gap:8px;align-items:center}.cart-count{min-width:22px;height:22px;border:1px solid var(--ink);display:grid;place-items:center;font-size:1.1rem}.mobile-toggle{display:none;background:transparent;border:0;width:44px;height:44px;position:relative}.mobile-toggle span{position:absolute;left:10px;width:24px;height:1px;background:var(--ink);transition:.2s}.mobile-toggle span:first-child{top:17px}.mobile-toggle span:last-child{top:26px}.mobile-toggle[aria-expanded="true"] span:first-child{transform:rotate(45deg);top:22px}.mobile-toggle[aria-expanded="true"] span:last-child{transform:rotate(-45deg);top:22px}.mobile-menu{display:none;border-top:1px solid var(--line);padding:18px 0 26px}.mobile-menu.is-open{display:block}.mobile-menu a{display:block;padding:11px 0;font-size:1.7rem}.section-padding{padding:96px 0}.eyebrow,.object-code,.technical-label{font-size:1.1rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(4rem,7vw,8.4rem);line-height:1.02;letter-spacing:-.06em;font-weight:750}h2{font-size:clamp(2.8rem,4vw,5.2rem);line-height:1.08;letter-spacing:-.045em}h3{font-size:2rem;line-height:1.3}.lead{font-size:1.8rem;line-height:1.7;color:#444b50;max-width:720px}.btn-primary,.btn-secondary,.text-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:0;font-size:1.35rem;font-weight:650;letter-spacing:0}.btn-primary{background:var(--ink);color:#fff;border:1px solid var(--ink)}.btn-primary:hover{background:var(--cobalt);border-color:var(--cobalt);color:#fff}.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--ink)}.text-button{background:transparent;border:0;padding:0;min-height:auto;text-decoration:underline;text-underline-offset:5px}.hero{padding:70px 0 90px}.hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:end}.hero-copy{padding-bottom:14px}.hero-copy h1{margin:18px 0 28px}.hero-actions{display:flex;gap:10px;margin-top:34px}.hero-object{border:1px solid var(--line);background:var(--panel);position:relative;min-height:560px}.hero-object img{width:100%;height:100%;object-fit:cover;display:block}.hero-caption{position:absolute;left:18px;right:18px;bottom:15px;display:flex;justify-content:space-between;font-size:1.05rem;letter-spacing:.12em}.section-rule{border-top:1px solid var(--ink)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}.section-heading p{max-width:540px;color:var(--muted);margin:0}.object-index{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink)}.object-index a{min-height:138px;padding:18px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);display:flex;flex-direction:column;justify-content:space-between;transition:.2s}.object-index a:hover{background:var(--panel)}.object-index .num{font-size:1.1rem;color:var(--muted)}.object-index strong{font-size:2rem}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:36px 20px}.product-card{min-width:0}.product-visual{display:block;background:var(--panel);aspect-ratio:1/1;overflow:hidden;border:1px solid transparent;transition:.2s}.product-card:hover .product-visual{border-color:var(--ink)}.product-visual img{width:100%;height:100%;object-fit:cover;display:block}.product-meta{padding-top:12px;border-top:1px solid var(--ink);margin-top:12px}.product-meta-top{display:flex;justify-content:space-between;gap:12px}.product-meta h3{font-size:1.65rem;margin:8px 0 6px}.price{font-weight:700}.card-actions{display:flex;gap:14px;margin-top:12px;font-size:1.25rem}.catalog-feature{display:grid;grid-template-columns:1.35fr .65fr;gap:0;border:1px solid var(--ink)}.catalog-feature .feature-image{background:var(--panel);min-height:550px;border-right:1px solid var(--ink)}.catalog-feature .feature-image img{width:100%;height:100%;object-fit:cover}.feature-list{display:grid}.feature-row{padding:24px;border-bottom:1px solid var(--ink);display:grid;gap:8px}.feature-row:last-child{border-bottom:0}.feature-row .spec-line{font-size:1.25rem;color:var(--muted)}.split-feature{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid var(--ink)}.split-feature article{padding:24px}.split-feature article+article{border-left:1px solid var(--ink)}.split-feature img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--panel);margin-bottom:18px}.material-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.material-note{min-height:165px;padding:18px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.material-note strong{display:block;font-size:1.8rem;margin:26px 0 8px}.material-note p{font-size:1.3rem;color:var(--muted)}.editorial-note{display:grid;grid-template-columns:.7fr 1.3fr;background:var(--ink);color:#fff}.editorial-note .note-label{padding:30px;border-right:1px solid #555}.editorial-note .note-copy{padding:48px}.editorial-note h2{color:#fff;max-width:760px}.editorial-note p{color:#cbd0d4;max-width:700px}.faq-list{border-top:1px solid var(--ink)}.faq-item{border-bottom:1px solid var(--ink)}.faq-question{width:100%;background:#fff;border:0;padding:22px 0;display:flex;justify-content:space-between;text-align:left;font-weight:700}.faq-answer{display:none;padding:0 0 24px;color:var(--muted);max-width:800px}.faq-item.is-open .faq-answer{display:block}.faq-question span:last-child{font-size:2rem;font-weight:400}.shop-intro{padding:68px 0 42px;border-bottom:1px solid var(--line)}.shop-intro h1{font-size:clamp(3.8rem,6vw,7.2rem);margin-bottom:22px}.shop-controls{display:grid;grid-template-columns:1fr 280px;gap:24px;margin:34px 0}.filters{display:flex;flex-wrap:wrap;gap:7px}.filter-btn{border:1px solid var(--line);background:#fff;padding:10px 14px}.filter-btn.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}.search-sort{display:grid;grid-template-columns:1fr 180px;gap:10px;margin:0 0 24px}.field{width:100%;border:1px solid var(--ink);border-radius:0;background:#fff;min-height:48px;padding:0 13px}.field:focus{outline:2px solid var(--cobalt);outline-offset:2px}.result-bar{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--ink);padding:14px 0}.no-results{display:none;border:1px solid var(--line);padding:60px 24px;text-align:center}.no-results.is-visible{display:block}.product-detail{padding:54px 0 90px}.breadcrumb{font-size:1.25rem;color:var(--muted);margin-bottom:24px}.product-sheet{display:grid;grid-template-columns:1.08fr .92fr;gap:54px}.gallery-main{background:var(--panel);border:1px solid var(--line)}.gallery-main img{width:100%;display:block;aspect-ratio:1/1;object-fit:cover}.gallery-thumbs{display:flex;gap:8px;margin-top:10px}.gallery-thumb{width:76px;height:76px;border:1px solid var(--line);background:#fff;padding:0}.gallery-thumb.is-active{border-color:var(--ink)}.gallery-thumb img{width:100%;height:100%;object-fit:cover}.detail-info{position:sticky;top:24px;align-self:start}.detail-info h1{font-size:clamp(3.2rem,5vw,5.8rem);margin:10px 0 16px}.detail-price{font-size:2.2rem;margin-bottom:22px}.detail-description{font-size:1.7rem;color:var(--muted);padding-bottom:24px;border-bottom:1px solid var(--line)}.option-group{margin-top:22px}.option-group label{display:block;font-size:1.25rem;font-weight:700;margin-bottom:8px}.option-chips{display:flex;flex-wrap:wrap;gap:7px}.option-chip input{position:absolute;opacity:0}.option-chip span{display:block;border:1px solid var(--line);padding:9px 13px;min-width:48px;text-align:center}.option-chip input:checked+span{border-color:var(--ink);background:var(--ink);color:#fff}.quantity{display:inline-grid;grid-template-columns:44px 54px 44px;border:1px solid var(--ink);margin:24px 0}.quantity button{border:0;background:#fff}.quantity input{border:0;text-align:center;width:54px}.add-cart{width:100%}.spec-section{padding-top:58px}.spec-table{width:100%;border-collapse:collapse;border-top:1px solid var(--ink)}.spec-table th,.spec-table td{padding:15px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.spec-table th{width:160px;font-size:1.2rem;color:var(--muted);font-weight:600}.related-grid{margin-top:60px}.journal-hero{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.journal-hero img{width:100%;background:var(--panel);border:1px solid var(--line)}.note-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.note-article{background:#fff;padding:34px;min-height:280px}.note-article .num{font-size:1.1rem;color:var(--muted)}.note-article h3{font-size:2.5rem;margin:48px 0 16px}.note-article p,.note-article li{color:#555d62}.note-article ul{padding-left:18px}.contact-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.contact-meta{border-top:1px solid var(--ink)}.contact-meta div{padding:18px 0;border-bottom:1px solid var(--line)}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.form-group.full{grid-column:1/-1}.form-group label{display:block;font-weight:650;font-size:1.3rem;margin-bottom:7px}.form-group textarea.field{height:170px;padding-top:12px}.checkline{display:flex;gap:10px;align-items:flex-start}.form-status{display:none;margin-top:16px;padding:16px;border:1px solid var(--cobalt);background:#f7f8fc}.form-status.is-visible{display:block}.privacy-content{max-width:880px}.privacy-content section{padding:30px 0;border-top:1px solid var(--line)}.privacy-content h2{font-size:2.4rem}.privacy-content ul{padding-left:20px}.site-footer{margin-top:90px;background:var(--panel);border-top:1px solid var(--ink);padding:52px 0 32px}.footer-grid{display:grid;grid-template-columns:1.4fr .6fr .6fr;gap:48px}.footer-brand{font-size:2.6rem;font-weight:800}.footer-links a{display:block;margin-bottom:7px}.footer-small{margin-top:48px;padding-top:18px;border-top:1px solid var(--line);font-size:1.15rem;color:var(--muted);display:flex;justify-content:space-between;gap:20px}.cart-overlay{position:fixed;inset:0;background:rgba(32,35,38,.28);z-index:80;opacity:0;pointer-events:none;transition:.2s}.cart-overlay.is-open{opacity:1;pointer-events:auto}.cart-drawer{position:fixed;top:0;right:0;width:min(520px,100%);height:100dvh;background:#fff;z-index:90;transform:translateX(100%);transition:.25s;display:flex;flex-direction:column;border-left:1px solid var(--ink)}.cart-drawer.is-open{transform:none}.cart-head{padding:24px;border-bottom:1px solid var(--ink);display:flex;justify-content:space-between;gap:20px}.cart-head h2{font-size:3rem;margin:0}.cart-head p{font-size:1.2rem;color:var(--muted);margin:4px 0 0}.cart-close{background:#fff;border:1px solid var(--ink);width:42px;height:42px}.cart-items{overflow:auto;flex:1}.cart-row{display:grid;grid-template-columns:88px 1fr;gap:16px;padding:18px 24px;border-bottom:1px solid var(--line)}.cart-row img{width:88px;height:88px;object-fit:cover;background:var(--panel)}.cart-row h3{font-size:1.55rem;margin:3px 0}.cart-row .options{font-size:1.2rem;color:var(--muted)}.cart-row-actions{display:flex;justify-content:space-between;align-items:center;margin-top:8px}.cart-mini-qty{display:flex;align-items:center;border:1px solid var(--line)}.cart-mini-qty button{width:28px;height:28px;border:0;background:#fff}.cart-mini-qty span{width:28px;text-align:center}.remove-item{border:0;background:#fff;text-decoration:underline}.cart-empty{padding:60px 24px;text-align:center;color:var(--muted)}.cart-foot{padding:20px 24px;border-top:1px solid var(--ink)}.subtotal{display:flex;justify-content:space-between;font-size:1.7rem;margin-bottom:14px}.cart-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.cart-note{font-size:1.15rem;color:var(--muted);margin-top:12px}.clear-cart{margin-top:12px}.cookie-banner{position:fixed;left:18px;bottom:18px;z-index:70;width:min(520px,calc(100% - 36px));background:#fff;border:1px solid var(--ink);padding:18px;display:none}.cookie-banner.is-visible{display:block}.cookie-actions{display:flex;gap:8px;margin-top:14px}.skip-link{position:fixed;top:-100px;left:12px;background:var(--ink);color:#fff;padding:10px;z-index:200}.skip-link:focus{top:12px}.back-to-top{position:fixed;right:18px;bottom:18px;width:42px;height:42px;border:1px solid var(--ink);background:#fff;display:none;z-index:40}.back-to-top.is-visible{display:block}:focus-visible{outline:2px solid var(--cobalt);outline-offset:3px}
@media(max-width:991px){.desktop-nav{display:none}.mobile-toggle{display:block}.nav-shell{grid-template-columns:auto 1fr auto}.hero-grid,.product-sheet,.journal-hero,.contact-grid{grid-template-columns:1fr}.hero-object{min-height:420px}.detail-info{position:static}.product-grid{grid-template-columns:repeat(2,1fr)}.catalog-feature{grid-template-columns:1fr}.catalog-feature .feature-image{border-right:0;border-bottom:1px solid var(--ink);min-height:420px}.material-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:767px){:root{--pad:18px}.container{width:min(calc(100% - 30px),var(--max))}.nav-shell{height:70px;gap:14px}.brand{font-size:1.9rem}.cart-trigger{font-size:0;padding:8px}.cart-count{font-size:1.1rem}.section-padding{padding:68px 0}.hero{padding:44px 0 60px}.hero-grid{gap:32px}.hero-object{min-height:auto}.hero-actions{flex-direction:column;align-items:stretch}.object-index{grid-template-columns:repeat(2,1fr)}.object-index a{min-height:112px}.product-grid{grid-template-columns:1fr 1fr;gap:30px 12px}.product-meta h3{font-size:1.45rem}.card-actions{flex-direction:column;gap:6px}.section-heading{display:block}.section-heading p{margin-top:15px}.split-feature{grid-template-columns:1fr}.split-feature article+article{border-left:0;border-top:1px solid var(--ink)}.material-grid{grid-template-columns:1fr 1fr}.editorial-note{grid-template-columns:1fr}.editorial-note .note-label{border-right:0;border-bottom:1px solid #555}.editorial-note .note-copy{padding:30px}.shop-controls{grid-template-columns:1fr}.search-sort{grid-template-columns:1fr}.product-sheet{gap:28px}.gallery-thumbs{overflow:auto}.note-grid{grid-template-columns:1fr}.contact-grid{gap:42px}.form-grid{grid-template-columns:1fr}.form-group.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-small{display:block}.footer-small span{display:block;margin-bottom:5px}.cart-row{padding:15px;grid-template-columns:72px 1fr}.cart-row img{width:72px;height:72px}.cart-head,.cart-foot{padding-left:15px;padding-right:15px}}
@media(max-width:430px){.product-grid{grid-template-columns:1fr}.object-index,.material-grid{grid-template-columns:1fr 1fr}.catalog-feature .feature-image{min-height:300px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}