.lk-page{--lk-ink:#182b3b;--lk-muted:#4e6070;color:var(--lk-ink);background:#fff}.lk-page *{box-sizing:border-box}.lk-page h1,.lk-page h2,.lk-page h3{color:var(--lk-ink);font-weight:600}.lk-page h1{font-size:53px;line-height:1.18;letter-spacing:-1.5px;margin:0 0 26px}.lk-page h1 em{font-style:normal;color:#285d81}.lk-page h2{font-size:40px;line-height:1.25;letter-spacing:-.8px;margin:0 0 25px}.lk-page h3{font-size:25px;line-height:1.35;margin:0 0 15px}.lk-page p{font-size:18px;line-height:1.9;color:var(--lk-muted);margin:0 0 22px}.lk-page figure{margin:0}.lk-page img{display:block;max-width:100%}.lk-page a:focus-visible,.lk-page summary:focus-visible{outline:3px solid #628cac;outline-offset:5px}.lk-eyebrow{display:block;font-size:13px;font-weight:600;line-height:1.8;letter-spacing:1.15px;text-transform:uppercase;color:#285d81;margin-bottom:18px}.lk-hero{background:#eaf0f5;padding:22px 0 60px;border-bottom:6px solid #285d81}.lk-breadcrumb{display:flex;gap:12px;font-size:14px;line-height:1.8;color:#607284;margin-bottom:34px}.lk-breadcrumb a{color:#344f68}.lk-hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;align-items:center}.lk-page .lk-lead{font-size:19px}.lk-actions{display:flex;gap:25px;align-items:center;flex-wrap:wrap;margin-top:28px}.lk-page .lk-phone{display:flex;flex-direction:column;align-items:flex-start;gap:3px;font-size:17px;line-height:1.7;padding:17px 23px;white-space:nowrap}.lk-link{display:inline-block;font-size:16px;font-weight:600;line-height:1.8;color:#245b82;border-bottom:1px solid #98b0c3;padding-bottom:7px;text-decoration:none}.lk-link:hover{color:#123b5a;border-color:#123b5a}.lk-page .lk-hero-note{font-size:15px;margin-top:28px;margin-bottom:0}.lk-hero-visual{background:#fff;box-shadow:0 18px 42px #182b3b20}.lk-visual-main{padding:20px 25px 15px;display:flex;align-items:center;flex-direction:column}.lk-visual-main>span{align-self:flex-start;color:#607284;font-size:13px;line-height:1.8}.lk-visual-main img{width:100%;height:220px;object-fit:contain}.lk-visual-main>strong{font-size:17px;color:#253f55;line-height:1.8}.lk-visual-pair{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #d3dce4}.lk-visual-pair>div{padding:16px 15px;min-width:0}.lk-visual-pair>div+div{border-left:1px solid #d3dce4}.lk-visual-pair img{width:100%;height:135px;object-fit:contain}.lk-visual-pair span{font-size:13px;line-height:1.8;display:block;text-align:center;color:#435d72;margin-top:10px}.lk-hero-visual figcaption{font-size:15px;line-height:1.8;color:#dce5ed;background:#182b3b;padding:20px 24px}.lk-jump{display:grid;grid-template-columns:repeat(5,1fr)}.lk-jump a{display:flex;gap:12px;align-items:flex-start;padding:24px 8px;font-size:17px;font-weight:600;line-height:1.8;color:#253e53;border-bottom:1px solid #d3dce4}.lk-jump a>span{color:#3d6d91;font-size:15px}.lk-jump a:hover{background:#f1f5f8}.lk-section{padding:80px 0;scroll-margin-top:25px}.lk-heading{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;align-items:end;margin-bottom:40px}.lk-heading h2{margin-bottom:0}.lk-heading>p{font-size:17px;margin:0}.lk-types{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.lk-types article{border-top:2px solid #6285a0;padding-top:24px;display:flex;flex-direction:column;align-items:flex-start;min-width:0}.lk-types article>span{display:block;color:#497491;font-size:14px;line-height:1.8;margin-bottom:19px}.lk-types h3{font-size:27px}.lk-types p{font-size:17px}.lk-types article>a{font-size:16px;font-weight:600;line-height:1.8;color:#245b82;margin-top:auto;text-decoration:underline;text-underline-offset:5px}.lk-directory{background:#edf2f6}.lk-directory-help{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid #bdcdda;border-bottom:1px solid #bdcdda;padding:20px 0;margin-bottom:35px;font-size:17px;line-height:1.8}.lk-directory-help>span{font-weight:600}.lk-directory-help a{font-size:16px;color:#245b82;font-weight:600;text-decoration:underline;text-underline-offset:5px}.lk-system-group{scroll-margin-top:25px}.lk-system-group+.lk-system-group{margin-top:45px}.lk-group-heading{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:23px}.lk-group-heading h3{font-size:28px;margin:0}.lk-group-heading>span{font-size:15px;line-height:1.8;color:#607284}.lk-system-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.lk-system-card{display:flex;flex-direction:column;background:#fff;border-bottom:4px solid #8ca7ba;min-width:0}.lk-system-link{display:flex;flex-direction:column;align-items:flex-start;padding:25px 25px 10px;flex:1;color:#182b3b}.lk-system-link:hover{color:#182b3b;background:#f9fbfc}.lk-system-link img{width:100%;height:190px;object-fit:contain;margin-bottom:20px}.lk-system-link h3{font-size:25px;margin-bottom:10px}.lk-page .lk-model{font-size:15px;line-height:1.8;margin-bottom:15px;color:#607284}.lk-system-link>span{font-size:16px;color:#245b82;font-weight:600;line-height:1.8;margin-top:auto}.lk-system-inquiry{font-size:15px;font-weight:500;line-height:1.8;color:#245b82;margin:10px 25px 23px;border-top:1px solid #d3dce4;padding-top:13px}.lk-system-inquiry:hover{color:#123b5a}.lk-system-mechanical{grid-template-columns:1fr 1fr}.lk-system-mechanical .lk-system-link{display:grid;grid-template-columns:.85fr 1.15fr;gap:0 20px;align-content:center;padding:23px 24px 5px}.lk-system-mechanical .lk-system-link img{grid-column:1;grid-row:1 / 4;height:190px;margin:0}.lk-system-mechanical .lk-system-link h3{grid-column:2;grid-row:1;align-self:end}.lk-system-mechanical .lk-system-link p{grid-column:2;grid-row:2}.lk-system-mechanical .lk-system-link>span{grid-column:2;grid-row:3;align-self:start;margin:0}.lk-service{background:#182b3b}.lk-service h2,.lk-service h3{color:#fff}.lk-service .lk-eyebrow{color:#b8d4e7}.lk-service p{color:#dce5ed}.lk-service-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:65px;align-items:start}.lk-service-list{margin:28px 0}.lk-service-list>div{border-top:1px solid #ffffff35;padding:20px 0}.lk-service-list dt{font-size:21px;line-height:1.6;color:#fff;margin-bottom:9px;font-weight:500}.lk-service-list dd{font-size:17px;line-height:1.85;color:#dce5ed;margin:0}.lk-service-actions{display:flex;flex-wrap:wrap;gap:20px 28px}.lk-service .lk-link{color:#d3e6f2;border-color:#748ea3}.lk-related-service{display:inline-block;color:#d3e6f2;font-size:16px;line-height:1.8;margin-top:24px;text-decoration:underline;text-underline-offset:5px}.lk-related-service:hover{color:#fff}.lk-service figure img{width:100%;height:650px;object-fit:contain;background:#233846}.lk-service figcaption{font-size:14px;line-height:1.8;color:#dce5ed;margin-top:17px}.lk-request-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:75px;align-items:start}.lk-request-steps{list-style:none;margin:32px 0 0;padding:0}.lk-request-steps li{display:grid;grid-template-columns:50px 1fr;gap:20px;border-top:1px solid #cbd7e0;padding:25px 0}.lk-request-steps li>span{font-size:30px;line-height:1.5;color:#497491}.lk-request-steps h3{font-size:24px}.lk-request-steps p{font-size:17px;margin:0}.lk-identify{background:#edf2f6;border-top:5px solid #285d81;padding:32px 28px;min-width:0}.lk-identify h3{font-size:28px}.lk-identify dl{margin:25px 0}.lk-identify dl>div{border-top:1px solid #c5d3de;padding:18px 0}.lk-identify dt{font-size:18px;font-weight:600;line-height:1.6;color:#253f55;margin-bottom:7px}.lk-identify dd{font-size:16px;line-height:1.85;color:#4e6070;margin:0}.lk-identify p{font-size:16px}.lk-questions{background:#f3f6f8}.lk-faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px}.lk-faq-grid>div>p{font-size:17px}.lk-faq details{border-top:1px solid #cbd7e0;padding:20px 0}.lk-faq details:last-child{border-bottom:1px solid #cbd7e0}.lk-faq summary{font-size:18px;font-weight:600;line-height:1.8;cursor:pointer;color:#253f55}.lk-faq details>p{font-size:17px;margin:16px 0 0}.lk-faq a{color:#245b82;text-decoration:underline}.lk-contact-panel{margin-top:50px;padding:35px;background:#dfe9f1;border-left:5px solid #285d81;display:flex;justify-content:space-between;align-items:center;gap:35px}.lk-contact-panel h2{font-size:34px;margin-bottom:14px}.lk-contact-panel p{font-size:17px;margin:0}.lk-contact-panel .lk-actions{margin:0;flex-direction:column;align-items:flex-start}.lk-related{display:flex;flex-wrap:wrap;gap:20px 32px;margin-top:30px}.lk-related a{font-size:16px;font-weight:600;line-height:1.8;color:#245b82}.osna-locks-page-v27 .osna-footer{background:#172635}.osna-locks-page-v27 .osna-footer-bottom{background:#11202d}.osna-locks-page-v27 .osna-footer-grid a,.osna-locks-page-v27 .osna-footer-contact p{font-size:14px}.osna-locks-page-v27 .osna-footer a:not([href^="tel:"]){color:#dbe6ee}.osna-locks-page-v27 .osna-footer-bottom p,.osna-locks-page-v27 .osna-footer-legal a{font-size:13px}.osna-locks-page-v27 .osna-contact-nav{background:#687f14!important}
@media(max-width:1199px){.lk-page h1{font-size:46px}.lk-page h2{font-size:36px}.lk-hero-grid,.lk-heading,.lk-service-grid{gap:40px}.lk-page .lk-lead{font-size:18px}.lk-jump a{font-size:16px;gap:9px}.lk-types{gap:25px}.lk-types h3{font-size:24px}.lk-system-grid{gap:20px}.lk-system-link{padding:23px 20px 10px}.lk-system-link h3{font-size:23px}.lk-system-link img{height:175px}.lk-system-inquiry{margin-left:20px;margin-right:20px}.lk-system-mechanical .lk-system-link{padding:22px 20px 5px;gap:0 15px}.lk-system-mechanical .lk-system-link img{height:170px}.lk-request-grid{gap:45px}.lk-faq-grid{gap:40px}}
@media(max-width:991px){.lk-hero-grid{grid-template-columns:1fr;gap:35px}.lk-page h1{font-size:48px}.lk-hero-visual{display:grid;grid-template-columns:1.1fr 1fr}.lk-visual-main{grid-column:1;grid-row:1}.lk-visual-pair{grid-column:2;grid-row:1;border-top:0;border-left:1px solid #d3dce4;align-items:center}.lk-visual-main img{height:230px}.lk-visual-pair{grid-template-columns:1fr}.lk-visual-pair>div{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:12px}.lk-visual-pair>div+div{border-left:0;border-top:1px solid #d3dce4}.lk-visual-pair img{height:115px}.lk-visual-pair span{font-size:13px;align-self:center;margin:0;text-align:left}.lk-hero-visual figcaption{grid-column:1 / -1}.lk-section{padding:65px 0}.lk-heading{grid-template-columns:1fr;gap:20px}.lk-jump{grid-template-columns:repeat(3,1fr)}.lk-jump a{font-size:17px}.lk-types{gap:25px}.lk-types h3{font-size:23px}.lk-system-grid{grid-template-columns:1fr 1fr}.lk-system-mechanical .lk-system-link{display:flex;gap:0;padding:25px 25px 10px}.lk-system-mechanical .lk-system-link img{height:180px;width:100%;margin-bottom:20px}.lk-system-mechanical .lk-system-link h3{align-self:auto}.lk-system-mechanical .lk-system-link>span{margin-top:auto}.lk-group-heading{align-items:flex-start}.lk-group-heading h3{font-size:26px}.lk-group-heading>span{max-width:230px}.lk-service-grid{grid-template-columns:1fr 1fr;gap:30px}.lk-service figure img{height:600px}.lk-service-list dt{font-size:20px}.lk-request-grid{grid-template-columns:1fr;gap:35px}.lk-identify{padding:32px}.lk-faq-grid{grid-template-columns:1fr;gap:20px}.lk-contact-panel{align-items:flex-start;gap:25px}.lk-contact-panel h2{font-size:32px}}
@media(max-width:767px){.lk-page h1{font-size:37px;letter-spacing:-.8px}.lk-page h2{font-size:32px;letter-spacing:-.6px}.lk-page h3{font-size:24px}.lk-page p,.lk-page .lk-lead{font-size:17px}.lk-eyebrow{font-size:12px;letter-spacing:1px}.lk-hero{padding:18px 0 40px}.lk-breadcrumb{font-size:13px;margin-bottom:28px}.lk-hero-grid{gap:30px}.lk-page .lk-phone{font-size:16px;padding:16px 20px}.lk-actions{gap:22px;margin-top:25px}.lk-link{font-size:16px}.lk-hero-visual{display:block}.lk-visual-main{padding:18px 20px 15px}.lk-visual-main img{height:220px}.lk-visual-pair{grid-template-columns:1fr 1fr;border-left:0;border-top:1px solid #d3dce4}.lk-visual-pair>div{display:block;padding:15px 12px}.lk-visual-pair>div+div{border-top:0;border-left:1px solid #d3dce4}.lk-visual-pair img{height:115px}.lk-visual-pair span{text-align:center;margin-top:10px}.lk-hero-visual figcaption{padding:18px 22px;font-size:15px}.lk-jump{grid-template-columns:1fr 1fr}.lk-jump a{font-size:16px;padding:20px 6px;gap:9px}.lk-jump a>span{font-size:15px}.lk-jump a:last-child{grid-column:1 / -1}.lk-section{padding:50px 0}.lk-heading{margin-bottom:30px}.lk-types{grid-template-columns:1fr;gap:28px}.lk-types h3{font-size:27px}.lk-types p{font-size:17px}.lk-types article>a{font-size:16px}.lk-directory-help{display:block;padding:20px 0;font-size:17px}.lk-directory-help>a{display:block;margin-top:12px;font-size:16px}.lk-group-heading{display:block}.lk-group-heading h3{font-size:26px}.lk-group-heading>span{display:block;margin-top:10px;max-width:none;font-size:15px}.lk-system-grid,.lk-system-mechanical{grid-template-columns:1fr;gap:25px}.lk-system-link,.lk-system-mechanical .lk-system-link{padding:25px 25px 10px}.lk-system-link img,.lk-system-mechanical .lk-system-link img{height:205px;margin-bottom:20px}.lk-system-link h3{font-size:26px}.lk-page .lk-model{font-size:16px}.lk-system-inquiry{font-size:16px;margin:10px 25px 23px}.lk-service-grid{grid-template-columns:1fr;gap:32px}.lk-service-list dt{font-size:21px}.lk-service-list dd{font-size:17px}.lk-service figure img{height:460px}.lk-request-steps li{grid-template-columns:38px 1fr;gap:15px}.lk-request-steps h3{font-size:24px}.lk-request-steps p{font-size:17px}.lk-request-steps li>span{font-size:26px}.lk-identify{padding:28px 22px}.lk-identify h3{font-size:27px}.lk-identify dd,.lk-identify p{font-size:16px}.lk-faq summary{font-size:18px}.lk-faq details>p{font-size:17px}.lk-contact-panel{padding:28px 23px;display:block;margin-top:35px}.lk-contact-panel h2{font-size:31px}.lk-contact-panel .lk-actions{margin-top:25px}.lk-related{gap:17px 25px}.lk-related a{font-size:15px}}
@media(prefers-reduced-motion:no-preference){.lk-page .lk-phone{animation:lk-call 3s ease-in-out infinite}@keyframes lk-call{0%,100%{box-shadow:0 0 0 0 #687f1438}55%{box-shadow:0 0 0 10px #687f1400}}}