/* Scoped Cu-Al category. Shared UPGR header and navigation remain site-owned. */
.cual-page{background:#fff;color:#173342;font-family:var(--font-sans,system-ui,sans-serif);font-size:17px;line-height:1.6;margin:0}
.cu-main{--cu-ink:#173342;--cu-muted:#536873;--cu-copper:#914a2b;--cu-line:#dce3e5;max-width:1280px;margin:0 auto;padding:0 clamp(17px,3.2vw,45px) 24px}
.cu-main *, .cu-main *::before,.cu-main *::after{box-sizing:border-box}
.cu-main h1,.cu-main h2,.cu-main h3{color:var(--cu-ink);text-wrap:balance;line-height:1.18;margin:0 0 18px;font-weight:650;letter-spacing:-.035em}
.cu-main h1{font-size:clamp(34px,3.8vw,48px);max-width:16ch}
.cu-main h2{font-size:clamp(27px,2.8vw,34px)}
.cu-main h3{font-size:21px;letter-spacing:-.015em}
.cu-main p{margin:0 0 20px}
.cu-main a{color:#155f77;text-underline-offset:5px}
.cu-main a:hover{text-decoration-thickness:2px}
.cu-main :focus-visible{outline:3px solid #be7335;outline-offset:4px}
.cu-main button,.cu-main input,.cu-main textarea,.cu-main select{font:inherit}
.cu-main section[id]{scroll-margin-top:calc(var(--header-height,56px) + 25px)}
.cu-skip{position:fixed;top:-100px;left:16px;background:#173342;color:white;padding:12px 20px;z-index:10000}.cu-skip:focus{top:8px}
.cu-topline{display:flex;justify-content:space-between;align-items:start;gap:20px;margin:24px 0 38px}
.cu-breadcrumbs{display:flex;gap:9px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--cu-muted)}
.cu-breadcrumbs a{color:var(--cu-muted)}
.cu-languages{display:flex;flex-shrink:0;font-size:13px;gap:2px}
.cu-languages :is(a,button){display:grid;place-items:center;min-width:40px;min-height:36px;border:1px solid var(--cu-line);text-decoration:none;border-radius:4px;background:white;color:var(--cu-ink);font:inherit;cursor:pointer}
html[lang=en] .cu-languages :is(a[hreflang=en],button[data-locale=en]),html[lang=ru] .cu-languages :is(a[hreflang=ru],button[data-locale=ru]){background:var(--cu-ink);color:#fff;border-color:var(--cu-ink)}
.cu-hero{display:grid;grid-template-columns:1fr 1.02fr;gap:clamp(24px,4vw,60px);align-items:center;padding:0 0 42px}
html[lang=ru] .cu-main h1{font-size:clamp(33px,3.1vw,42px);max-width:none}
.cu-eyebrow{font-size:12px!important;font-weight:650;letter-spacing:.13em;color:var(--cu-copper);line-height:1.5!important;margin-bottom:18px!important}
.cu-lead{font-size:21px;line-height:1.42;color:var(--cu-ink);font-weight:550;max-width:31ch}
.cu-muted{color:var(--cu-muted)}
.cu-small{font-size:14px;line-height:1.55}
.cu-hero-copy>.cu-muted{max-width:49ch}
.cu-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin:26px 0 14px}
.cu-primary{display:inline-flex;align-items:center;justify-content:center;gap:18px;background:#173342!important;color:#fff!important;border:1px solid #173342;border-radius:6px;padding:13px 20px;min-height:50px;font-size:15px;font-weight:600;text-decoration:none;cursor:pointer}
.cu-primary:hover{background:#254b5e!important}
.cu-primary:disabled{opacity:.6;cursor:wait}
.cu-text-link{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-size:15px;font-weight:600}
.cu-hero-figure{margin:0;min-width:0}
.cu-image-wrap{position:relative;background:#efeeeb;border-radius:10px;overflow:hidden;border:1px solid #e6e4e0}
.cu-hero-figure img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain}
.cu-materials{display:flex;gap:6px;position:absolute;bottom:14px;left:14px;right:10px;flex-wrap:wrap}
.cu-materials span{font-size:12px;line-height:1.4;background:#fffc;border:1px solid #d2cdc7;padding:6px 10px;border-radius:4px;color:#533f33}
.cu-hero-figure figcaption{font-size:12px;line-height:1.5;color:#617078;margin:10px 3px 0}
.cu-jump{display:flex;gap:28px;border-block:1px solid var(--cu-line);padding:4px 0;flex-wrap:wrap}
.cu-jump a{font-size:14px;font-weight:550;text-decoration:none;min-height:46px;display:flex;align-items:center;color:var(--cu-ink)}
.cu-jump a:hover{color:var(--cu-copper)}
.cu-tasks{padding:42px 0 28px}
.cu-tasks>h2{font-size:22px}
.cu-task-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.cu-task-grid article{border-top:2px solid #b47b5d;padding-top:17px;position:relative;display:flex;flex-direction:column}
.cu-task-number{font-size:12px;color:var(--cu-copper);margin-bottom:10px;font-variant-numeric:tabular-nums}
.cu-task-grid h3{margin-bottom:10px}
.cu-task-grid p{color:var(--cu-muted);font-size:15px;margin-bottom:10px;max-width:37ch}
.cu-task-grid a{font-size:14px;min-height:44px;display:flex;align-items:center;gap:12px;margin-top:auto}
.cu-section{padding:60px 0;border-bottom:1px solid var(--cu-line)}
.cu-section-intro{max-width:70ch;margin-bottom:30px}
.cu-section-intro>p:not(.cu-eyebrow){color:var(--cu-muted);max-width:68ch}
.cu-applications{border-top:1px solid var(--cu-line)}
.cu-application{display:grid;grid-template-columns:1fr 1.1fr auto;gap:32px;align-items:center;padding:25px 0;border-bottom:1px solid var(--cu-line)}
.cu-application:last-child{border-bottom:0;padding-bottom:0}
.cu-application h3{font-size:20px;margin-bottom:9px}
.cu-application p{font-size:15px;color:var(--cu-muted);margin:0;max-width:45ch}
.cu-application .cu-app-input{border-left:2px solid #e1c9ba;padding-left:22px}
.cu-application a{font-size:14px;min-height:44px;max-width:16ch;display:flex;align-items:center;gap:14px}
.cu-inputs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 44px}
.cu-inputs article{padding-left:20px;border-left:2px solid #bfcccF}
.cu-inputs h3{margin-bottom:9px;font-size:19px}
.cu-inputs p{font-size:16px;color:var(--cu-muted);margin-bottom:0;max-width:53ch}
.cu-note{background:#f5f7f7;border-left:3px solid #ba825f;padding:17px 22px;font-size:15px;color:#425b68;margin:30px 0 0!important}
.cu-replacement{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px}
.cu-replacement .cu-section-intro{margin-bottom:0}
.cu-checklist{list-style:none;margin:0;padding:0;counter-reset:cu-list}
.cu-checklist li{counter-increment:cu-list;position:relative;padding:0 0 22px 45px}
.cu-checklist li::before{content:counter(cu-list,decimal-leading-zero);position:absolute;left:0;top:1px;color:var(--cu-copper);font-size:14px;font-weight:600}
.cu-checklist h3{font-size:18px;margin-bottom:7px}
.cu-checklist p{font-size:15px;color:var(--cu-muted);margin:0}
.cu-replacement .cu-note{margin-top:0!important}
.cu-vendor{border:1px solid var(--cu-line);border-radius:8px;padding:30px;display:grid;grid-template-columns:1.25fr 1fr;gap:44px}
.cu-vendor-name{font-size:27px;font-weight:750;letter-spacing:.04em;line-height:1.3}
.cu-vendor p:not(.cu-vendor-name){font-size:15px;color:var(--cu-muted)}
.cu-vendor .cu-small{margin:18px 0 0}
.cu-family-links{list-style:none;margin:0;padding:0;align-self:center}
.cu-family-links li{border-bottom:1px solid var(--cu-line)}
.cu-family-links li:first-child{border-top:1px solid var(--cu-line)}
.cu-family-links a{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:13px 0;min-height:50px;font-size:15px;text-decoration:none}
.cu-request{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px}
.cu-expect{border-top:1px solid var(--cu-line);padding-top:24px;margin-top:35px}
.cu-expect h3{font-size:18px}
.cu-expect p{font-size:15px;color:var(--cu-muted)}
.cu-form{padding:28px;background:#f4f7f7;border:1px solid var(--cu-line);border-radius:8px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.cu-form label{display:flex;flex-direction:column;font-size:14px;line-height:1.4;gap:7px;min-width:0;font-weight:550}
.cu-form input:not([type=checkbox]),.cu-form select,.cu-form textarea{display:block;width:100%;min-width:0;border:1px solid #aebec5;border-radius:5px;background:#fff;color:#173342;min-height:48px;padding:11px 12px;font-size:16px}
.cu-form textarea{resize:vertical;min-height:140px}
.cu-form input[type=file]{font-size:14px;padding:12px}
.cu-wide{grid-column:1/-1}
.cu-form small{font-size:12px;line-height:1.5;color:var(--cu-muted);font-weight:400}
.cu-form .cu-consent{display:flex;flex-direction:row;align-items:flex-start;gap:10px;font-size:13px;font-weight:400}
.cu-form input[type=checkbox]{width:20px;height:20px;flex-shrink:0;margin:0;accent-color:#173342}
.cu-form .cu-honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.cu-form-status{margin:0!important;font-size:14px;white-space:pre-line;overflow-wrap:anywhere}
.cu-form-status:not(:empty){padding:14px;background:#fff;border-left:3px solid #9d643d}
.cu-form fieldset{display:contents;border:0;padding:0;margin:0}.cu-form legend{font-size:18px;font-weight:600;grid-column:1/-1;margin-bottom:4px}
.cu-files{font-size:13px;overflow-wrap:anywhere;list-style:none;padding:0;margin:0}
.cu-files li{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--cu-line)}
.cu-files button{min-height:36px;min-width:36px;border:1px solid #bdcbd0;background:#fff;border-radius:4px;cursor:pointer;color:#173342}
.cu-faq{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}
.cu-faq details{border-top:1px solid var(--cu-line)}
.cu-faq details:last-child{border-bottom:1px solid var(--cu-line)}
.cu-faq summary{font-size:17px;font-weight:550;padding:18px 28px 18px 0;cursor:pointer;line-height:1.5}
.cu-faq details p{font-size:15px;max-width:66ch;color:var(--cu-muted);padding-bottom:5px}
.cu-footer{display:flex;gap:22px;flex-wrap:wrap;justify-content:space-between;padding:28px 0;font-size:12px}
@media(min-width:1400px){.cu-hero{padding-top:10px;padding-bottom:50px}}
@media(max-width:1000px){.cu-hero{grid-template-columns:1fr 1fr;gap:25px}.cu-replacement,.cu-request{gap:30px}.cu-application{grid-template-columns:1fr 1fr;gap:16px 30px}.cu-application a{grid-column:2;max-width:none;min-height:32px}.cu-application>div:first-child{grid-row:span 2}.cu-task-grid{gap:20px}.cu-vendor{gap:28px;padding:24px}}
@media(max-width:760px){.cu-topline{margin:22px 0 28px;gap:14px}.cu-breadcrumbs{font-size:12px;gap:7px}.cu-languages a{min-width:36px;min-height:36px}.cu-hero{grid-template-columns:1fr;gap:20px;padding-bottom:30px}.cu-main h1{max-width:19ch;font-size:36px}.cu-hero-copy>.cu-muted{max-width:60ch}.cu-hero-figure{max-width:580px}.cu-hero-figure img{max-height:380px}.cu-lead{font-size:20px;max-width:40ch}.cu-jump{gap:0 23px;padding:4px 0}.cu-jump a{font-size:13px;min-height:42px}.cu-tasks{padding:32px 0 8px}.cu-task-grid{grid-template-columns:1fr;gap:22px}.cu-task-grid article{padding-left:40px}.cu-task-number{position:absolute;left:0;top:19px}.cu-task-grid p{max-width:60ch;font-size:16px}.cu-section{padding:42px 0}.cu-section-intro{margin-bottom:24px}.cu-replacement,.cu-request,.cu-faq{grid-template-columns:1fr;gap:28px}.cu-inputs{gap:25px}.cu-vendor{grid-template-columns:1fr;gap:22px}.cu-request .cu-section-intro{margin-bottom:0}.cu-expect{margin-top:24px}.cu-faq>h2{margin-bottom:0}.cu-form{padding:22px}.cu-application a{min-height:44px}}
@media(max-width:480px){.cu-main h1{font-size:33px}.cu-main h2{font-size:28px}.cu-topline{align-items:start}.cu-breadcrumbs>span[aria-current]{flex-basis:100%}.cu-hero-figure figcaption{font-size:12px}.cu-materials{bottom:10px;left:10px}.cu-inputs{grid-template-columns:1fr;gap:24px}.cu-application{grid-template-columns:1fr;gap:13px;padding:23px 0}.cu-application>div:first-child{grid-row:auto}.cu-application a{grid-column:auto}.cu-application .cu-app-input{padding-left:14px}.cu-application p{max-width:none;font-size:16px}.cu-form{grid-template-columns:1fr;padding:18px;gap:17px}.cu-form>*{grid-column:1}.cu-actions{gap:8px 20px}.cu-primary{width:100%;min-height:52px}.cu-vendor{padding:21px}.cu-form small{font-size:13px}.cu-checklist li{padding-left:35px}.cu-faq summary{font-size:16px}.cu-jump{gap:0 20px}.cu-task-grid a{min-height:48px}}
@media(max-width:760px){.cu-hero{display:flex;flex-direction:column;align-items:stretch;gap:14px}.cu-hero-copy{display:contents}.cu-hero-copy>.cu-eyebrow{order:0;margin:0!important}.cu-hero-copy>h1{order:1;margin:0}.cu-hero-copy>.cu-lead{order:2;margin:0}.cu-hero-figure{order:3}.cu-hero-figure img{max-height:320px}.cu-hero-copy>.cu-actions{order:4;margin:3px 0}.cu-hero-copy>.cu-muted:not(.cu-small){order:5;margin:0}.cu-hero-copy>.cu-small{order:6;margin:0}.cu-hero-figure figcaption{font-size:12px}.cu-topline{margin-bottom:26px}}
@media(max-width:480px){.cu-hero-figure img{max-height:245px}html[lang=ru] .cu-main h1{font-size:33px}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
.cu-resource-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:start}
.cu-manufacturer-evidence{display:grid;grid-template-columns:1fr 1fr;gap:22px 36px;padding-top:28px}.cu-manufacturer-evidence>h3{grid-column:1/-1;margin:0}.cu-manufacturer-evidence p{font-size:15px;color:var(--cu-muted);margin-bottom:8px}.cu-manufacturer-evidence a{font-size:13px;display:inline-flex;align-items:center;min-height:44px}
.cu-new-request{border-top:1px solid var(--cu-line);padding-top:16px}.cu-new-request p{font-size:13px!important}.cu-new-request button{border:1px solid #9eb3bd;border-radius:5px;background:white;color:var(--cu-ink);padding:10px 13px;min-height:44px;font-size:13px;cursor:pointer}
@media(max-width:760px){.cu-manufacturer-evidence{grid-template-columns:1fr}}
.cu-resource-grid article{border:1px solid var(--cu-line);border-radius:8px;padding:24px;min-width:0}
.cu-resource-grid p{font-size:15px;color:var(--cu-muted);margin-bottom:12px}
.cu-measure-card img{display:block;width:100%;height:auto;margin:0 0 22px}
.cu-measure-card small{display:block;font-size:12px;color:var(--cu-muted);margin-top:12px}
.cu-resource-references{display:grid;gap:22px}.cu-resource-references article>a{display:block;font-size:14px;min-height:38px}
.cu-variants{margin-top:40px}.cu-table-wrap{overflow-x:auto;border:1px solid var(--cu-line);border-radius:6px}
.cu-variants table{border-collapse:collapse;width:100%;font-size:14px;text-align:left;line-height:1.5}
.cu-variants th,.cu-variants td{padding:16px 18px;vertical-align:top;border-bottom:1px solid var(--cu-line)}
.cu-variants thead{background:#f2f5f5}.cu-variants th{font-weight:600}.cu-variants td{color:var(--cu-muted)}
.cu-variants tbody tr:last-child>*{border-bottom:0}.cu-variants .cu-note{margin-top:16px}
.cu-form [hidden]{display:none!important}.cu-engineering{border:1px solid #bac9ce;border-radius:6px;background:#fff;padding:0 16px}
.cu-engineering>summary{cursor:pointer;padding:15px 0;font-size:15px;font-weight:600;line-height:1.4}
.cu-engineering>p{font-size:13px;color:var(--cu-muted)}
.cu-form .cu-field-group{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:24px 0;padding:0;min-width:0}
.cu-field-group>legend{font-size:15px;padding:0;margin-bottom:13px;line-height:1.4}.cu-field-group p{font-size:12px;grid-column:1/-1;margin:0}
.cu-data-check{white-space:pre-line;font-size:13px;line-height:1.6;border-left:2px solid #b47b5d;padding:12px 14px;background:white;margin:0!important}
.cu-draft-actions{display:flex;flex-wrap:wrap;gap:10px}.cu-draft-actions button{border:1px solid #9eb3bd;border-radius:5px;background:#fff;color:var(--cu-ink);padding:10px 13px;min-height:44px;font-size:13px;cursor:pointer}.cu-draft-actions button:disabled{opacity:.55;cursor:wait}
.cu-draft-status{font-size:13px;white-space:pre-line;margin:0!important;color:#1d5c47}.cu-draft-status:not(:empty){border-left:2px solid #55836c;padding:10px 12px;background:white}
@media(max-width:760px){.cu-resource-grid{grid-template-columns:1fr;gap:22px}.cu-variants th,.cu-variants td{padding:12px}.cu-variants table{min-width:570px}}
@media(max-width:480px){.cu-form .cu-field-group{grid-template-columns:1fr}.cu-draft-actions{flex-direction:column}.cu-engineering{padding:0 13px}.cu-resource-grid article{padding:18px}}
@media print{.site-header,.sidebar,.cu-jump,.cu-form,.mobile-bottom-nav{display:none!important}.app-content{margin:0!important}.cu-main{max-width:none;padding:0}.cu-section{break-inside:avoid}a{color:inherit!important}}