/* Designly: calm industrial identity, clear hierarchy, soft native controls. */
:root{--muted:#596c84;--line:#dce4ef;--radius:14px;--surface-shadow:0 8px 28px rgba(20,38,61,.045);--motion:cubic-bezier(.22,.68,.2,1)}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:#f5f7fb;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-weight:600;text-wrap:balance}p{ text-wrap:pretty }
.wrap{max-width:1340px}.eyebrow{font-size:.7rem;letter-spacing:.13em;font-weight:700;color:var(--muted)}
.header{position:relative;z-index:20;background:#fff;box-shadow:0 4px 20px #14263d04}
.topline{background:#eef2f8;color:#596c84}.topline>.wrap{padding-block:7px}
.header-main{padding-block:20px;gap:30px}.logo-symbol{border-radius:14px}.logo small{letter-spacing:.09em}
.header-search{border-radius:16px;background:#f4f6fa;border:1px solid #dfe6f0;transition:border-color .2s,box-shadow .2s}
.header-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px #245bdb0e}.header-search input{background:transparent;min-height:50px}
.header-search input:focus{outline:none;box-shadow:none}.header-search button{min-width:50px;color:var(--ink)}
.nav{min-height:54px;border-color:#eef1f6;font-size:.84rem;gap:16px}.nav a{padding-block:14px;transition:color .2s}
.nav a[aria-current],.nav a.nav-active{color:var(--accent)}.nav-catalog{color:var(--accent)}
.btn,.add-product,.mobile-toggle{border-radius:14px;transition:transform .22s var(--motion),background .22s ease,box-shadow .22s ease}
.btn{min-height:52px;gap:12px}.btn-primary{box-shadow:0 5px 14px #245bdb1f}.btn-outline{border-color:#d2dce9;background:#fff}
.btn:active,.add-product:active{transform:scale(.97)}.quote-count{background:#ffffff22}
.hero{max-width:1256px;width:calc(100% - 84px);margin:28px auto 0;border-radius:32px;background:linear-gradient(120deg,#edf3fc,#e6edf8);color:var(--ink)}
.hero-grid{padding:40px 44px;grid-template-columns:1.2fr 1fr;gap:44px;min-height:520px;align-items:center}
.hero-copy{padding:12px 0;min-width:0}.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#466386;margin:0;font-size:.66rem}
.accent-line{width:7px;height:7px;border-radius:50%;margin:0;background:var(--accent)}
.hero h1{font-size:clamp(2.5rem,4.5vw,4rem);line-height:1.07;letter-spacing:-.05em;margin:28px 0 24px;max-width:none}
.hero h1 span{color:var(--accent)}.hero-copy>p{font-size:1rem;line-height:1.7;max-width:46ch;color:#516781;margin-bottom:0}
.hero-actions{gap:20px;margin-top:30px;flex-wrap:wrap}.hero-link{color:#244977;font-size:.84rem;min-height:44px}.hero-link svg{width:19px}
.hero-foot{gap:20px;margin-top:32px;font-size:.6rem;color:#576d88;letter-spacing:.06em}
.hero-visual{align-self:stretch;margin:0;background:#fff;border:1px solid #ffffff;border-radius:26px;box-shadow:0 12px 32px #14263d08;min-width:0}
.hero-visual-clean{justify-content:center}
.hero-visual>img{height:330px;width:100%;padding:14px 20px;object-fit:contain;mix-blend-mode:multiply}
.technical-caption{font-size:.56rem;letter-spacing:.1em;line-height:1.6;padding:22px 22px 0;color:#596c84}
.visual-footer{font-size:.59rem;padding:17px 22px;border-color:#eef2f7;color:#596c84}
.facts{border:0;padding-block:32px 10px;gap:20px}.facts>div{padding:8px 0 8px 24px}.facts strong{font-size:1.38rem;font-weight:600;line-height:1.35;margin-bottom:5px}.facts span{font-size:.79rem;line-height:1.5;display:block}
.section{padding-block:64px}.section h2{font-size:clamp(1.9rem,3.1vw,2.65rem);line-height:1.13;letter-spacing:-.04em}.section-heading{gap:32px;margin-bottom:30px}.section-heading .eyebrow{margin-bottom:12px}
.underlined{background:#fff;border:1px solid var(--line);padding:12px 16px;border-radius:14px;min-height:46px;font-size:.82rem;white-space:nowrap}
.category-grid{gap:20px}.category-card{border:1px solid var(--line);padding:20px 24px 24px;border-radius:24px;min-height:340px;box-shadow:var(--surface-shadow);overflow:hidden}
.category-card,.product-card{transition:transform .26s var(--motion),box-shadow .26s ease,border-color .26s ease}
.category-illustration{display:block;width:100%;height:180px;object-fit:contain;margin:0 0 20px;border-radius:16px;transition:transform .35s var(--motion)}
.category-card h3{font-size:1.35rem;line-height:1.23;letter-spacing:-.025em;max-width:none;min-height:2.46em;margin:0 0 24px}
.category-card>div{font-size:.77rem;color:#596c84;gap:12px}.category-card>div>svg{width:36px;height:36px;padding:8px;background:#eef3fc;border-radius:50%;transition:background .2s,color .2s}
.request-band{position:relative;isolation:isolate;overflow:hidden;max-width:1256px;width:calc(100% - 84px);margin:4px auto;border-radius:32px;background:#14263d}
.request-band::after{content:"";position:absolute;z-index:-1;right:-110px;top:-160px;width:480px;height:480px;border:1px solid #ffffff0d;border-radius:50%;box-shadow:0 0 0 70px #ffffff03,0 0 0 140px #ffffff02;pointer-events:none}
.request-band-grid{padding:48px 44px;gap:70px;align-items:center}.request-band h2{font-size:clamp(2rem,3vw,2.65rem);line-height:1.13;letter-spacing:-.035em}.request-band .eyebrow.light{color:#b1c5e3;font-size:.68rem}.request-band p{font-size:.95rem;line-height:1.7;color:#c7d3e5}.request-band .btn{background:#fff;color:#14263d;box-shadow:none}
.steps{gap:20px;margin-top:30px}.steps article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--surface-shadow)}
.steps article>span{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:#edf3ff;color:var(--accent);font-size:.8rem;font-weight:600}
.steps h3{font-size:1.27rem;line-height:1.25;letter-spacing:-.025em;margin:24px 0 14px}.steps p{font-size:.9rem;line-height:1.65;margin:0}.section-intro{font-size:.9rem;line-height:1.6}
.brands-section{padding-bottom:64px}.brand-list{border:0;padding:4px 0 0;gap:16px}.brand-list a{min-height:96px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;transition:transform .25s var(--motion),border-color .25s,box-shadow .25s}.brand-list img{height:48px;max-width:140px}.brand-list a:hover{opacity:1}
.footer{border-radius:32px 32px 0 0;padding-top:50px}.footer-grid{padding-bottom:38px}.footer-logo .logo-symbol{background:#1e334e}.footer h2{font-size:.86rem;font-weight:600}.footer-email{font-size:1.14rem}.footer-bottom{font-size:.72rem}
/* The same surface hierarchy continues through catalogue, product and enquiry pages. */
.breadcrumbs{padding-block:22px;font-size:.76rem}.breadcrumbs a{background:#eaf0f8;padding:2px 8px;border-radius:7px}
.catalog-section{padding-top:16px}.catalog-section h1{font-size:clamp(2rem,3.3vw,3rem);line-height:1.15}
.category-chips{gap:8px;margin-bottom:24px}.category-chips a{border-radius:12px;padding:10px 14px;transition:border-color .2s,background .2s}.category-chips a:hover{border-color:#9eb8e8;background:#edf3ff}.category-chips span{color:#596c84}
.catalog-filter{background:#edf2f9;border:1px solid #dce5f0;border-radius:22px;padding:22px;margin-bottom:24px;gap:18px}
.product-card,.content-aside,.request-form,.admin-card,.quote-item{border-radius:22px;box-shadow:var(--surface-shadow);border-color:var(--line);overflow:hidden}
.product-grid{gap:18px}.product-image{height:200px;padding:24px;border-radius:21px 21px 0 0;background:#fff;border-color:#eef2f7}
.product-info{padding:20px}.product-info h3{font-weight:600}.product-info .eyebrow{letter-spacing:.07em}.add-product{min-width:44px;min-height:44px;width:44px;height:44px}
.main-product-image,.no-photo{border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--surface-shadow)}.thumbnail{border-radius:14px;border-color:var(--line)}
.product-summary h1{font-size:clamp(1.8rem,2.6vw,2.4rem);letter-spacing:-.035em}.article strong{color:var(--ink)}.detail-price{font-size:1.75rem}.detail-action{gap:18px}.product-note{padding:20px;background:#eaf0f8;border:0;border-radius:16px}
.product-content{gap:60px}.specifications{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff}.specifications>div{padding:15px 20px}.specifications>div:nth-child(even){background:#f0f4fa}.specifications>div:last-child{border-bottom:0}
.content-layout h1{font-size:clamp(2rem,3.5vw,3rem)}.prose{max-width:70ch}.prose p{color:#51647b;line-height:1.75}.content-aside{padding:28px;background:#eaf0f8}
.request-layout{gap:60px}.request-layout h1{font-size:clamp(2.2rem,3.6vw,3.2rem)}.lead-text{line-height:1.7}.request-form{padding:32px}.request-contact{border-color:var(--line)}
input:not([type=checkbox]):not([type=radio]),textarea,select{border-radius:12px;transition:border-color .2s,box-shadow .2s}.field input,.field textarea,.field select{border-color:#d7dfec;min-height:50px}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid #245bdb;outline-offset:2px;box-shadow:0 0 0 5px #245bdb12}
a:focus-visible,button:focus-visible{outline:3px solid #628df4;outline-offset:4px}.file-field{border-radius:16px;background:#f6f8fc;border-color:#aebed5}.checkbox{font-size:.78rem}
.pagination a,.pagination>span{border-radius:12px;min-height:44px;min-width:44px;text-align:center}.toast{border-radius:16px;box-shadow:0 12px 40px #14263d30;backdrop-filter:blur(16px);z-index:30}
@media(hover:hover){.category-card:hover,.product-card:hover{transform:translateY(-3px);box-shadow:0 14px 32px #14263d0e;border-color:#a8bee2}.category-card:hover .category-illustration{transform:scale(1.035)}.category-card:hover>div>svg{background:var(--accent);color:#fff}.btn:hover{transform:translateY(-2px)}.brand-list a:hover{transform:translateY(-3px);border-color:#a8bee2;box-shadow:var(--surface-shadow)}}
@keyframes soft-arrive{from{opacity:.45;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes quote-added{0%,100%{transform:scale(1)}45%{transform:scale(1.15)}}
.soft-arrive{animation:soft-arrive .42s var(--motion) backwards}.quote-added{animation:quote-added .36s ease}
@media(min-width:1600px){.hero-grid{min-height:540px}.hero-visual>img{height:350px}}
@media(max-width:1150px){.header-main{gap:20px}.hero,.request-band{width:calc(100% - 56px)}.hero-grid{padding:30px;gap:28px;min-height:490px}.hero h1{font-size:clamp(2.5rem,4.6vw,3.4rem)}.hero-visual>img{height:300px}.hero-foot{gap:12px}.request-band-grid{padding:40px 30px;gap:40px}.brand-list{gap:12px}.brand-list a{padding:14px}.steps article{padding:24px}.request-layout{gap:35px}}
@media(max-width:850px){.header-main{padding-block:16px;gap:12px}.header-search{order:4;flex-basis:100%}.header-request{margin-left:auto}.nav.open{min-height:0;padding-block:8px 16px}.nav.open a{padding:12px;border-radius:12px}.nav.open a:hover{background:#edf3ff}.hero-grid{grid-template-columns:1.15fr 1fr;min-height:0;gap:24px}.hero h1{font-size:2.65rem}.hero-visual{margin:0}.hero-visual>img{height:270px;padding:10px}.technical-caption{padding:18px 18px 0;font-size:.52rem}.visual-footer{padding:14px 18px;font-size:.54rem}.hero-copy>p{font-size:.91rem}.hero-actions{gap:12px;margin-top:24px}.hero-foot{display:none}.facts{gap:14px;padding-block:24px 0}.facts strong{font-size:1.25rem}.category-grid{grid-template-columns:repeat(2,1fr);gap:16px}.section{padding-block:48px}.category-card{padding:20px;min-height:320px}.category-illustration{height:170px}.category-card h3{font-size:1.26rem}.steps{gap:12px}.steps article{padding:20px}.steps h3{font-size:1.15rem}.steps p{font-size:.86rem}.brand-list{grid-template-columns:repeat(3,1fr);gap:12px}.brand-list a{min-height:84px}.brand-list img{height:44px}.request-layout{gap:32px}.request-form{max-width:none}.product-content{gap:35px}.brands-section{padding-bottom:48px}}
@media(max-width:580px){.wrap{padding-inline:20px}.header-main{gap:10px;padding-block:14px}.logo{font-size:.98rem;gap:8px}.logo-symbol{width:38px;height:38px;font-size:29px;border-radius:11px}.logo small{font-size:.36rem;letter-spacing:.075em}.mobile-toggle{min-width:44px;min-height:44px;padding:10px;margin-left:0}.header-request{display:inline-flex;margin-left:auto;min-height:44px;padding:10px;font-size:.72rem;gap:6px}.header-request .quote-count{display:grid;min-width:19px;height:19px;font-size:.65rem}.header-search input{font-size:.85rem;min-height:46px}.header-search button{min-width:46px}.nav.open a{min-height:44px}.hero,.request-band{width:calc(100% - 24px);border-radius:26px}.hero{margin-top:16px}.hero-grid{display:flex;padding:28px 20px 20px;gap:24px}.hero-copy{padding:0}.hero .eyebrow{font-size:.59rem}.hero h1{font-size:clamp(2.4rem,9.5vw,3rem);max-width:none;margin:22px 0 18px;letter-spacing:-.05em}.hero-copy>p{font-size:.96rem;line-height:1.65}.hero-actions{gap:12px 20px;margin-top:24px;margin-bottom:0}.hero-actions .btn{padding:13px 18px;min-height:48px}.hero-link{font-size:.8rem}.hero-visual{margin:0;max-height:none;border-radius:20px}.hero-visual>img{height:225px;padding:4px 16px}.technical-caption{padding:16px 18px 0;font-size:.52rem}.visual-footer{display:flex;padding:12px 18px;font-size:.53rem}.facts{padding-block:24px 0;gap:16px 12px}.facts>div{padding:6px 0 6px 14px}.facts strong{font-size:1.13rem}.facts span{font-size:.74rem}.section{padding-block:36px}.section h2{font-size:1.9rem;line-height:1.15}.section-heading{gap:16px;margin-bottom:24px}.section-heading .eyebrow{margin-bottom:10px}.underlined{font-size:.79rem;padding:10px 14px}.category-grid{gap:12px}.category-card{min-height:280px;padding:16px;border-radius:20px}.category-illustration{height:130px;margin-bottom:16px}.category-card h3{font-size:1.16rem;min-height:2.46em;margin-bottom:18px}.category-card>div{font-size:.7rem}.category-card>div>svg{width:30px;height:30px;padding:7px}.request-band-grid{grid-template-columns:1fr;padding:30px 20px;gap:22px}.request-band h2{font-size:1.95rem}.request-band p{font-size:.94rem;margin-bottom:20px}.steps{grid-template-columns:1fr;gap:12px;margin-top:24px}.steps article{padding:24px;border-radius:20px}.steps h3{font-size:1.2rem;margin:18px 0 12px}.steps p{font-size:.94rem}.section-intro br{display:none}.brand-list{gap:10px}.brand-list a{min-height:76px;padding:12px;border-radius:16px}.brand-list img{height:38px}.brands-section{padding-bottom:36px}.footer{border-radius:26px 26px 0 0;padding-top:36px}.footer-grid{gap:28px 20px;padding-bottom:28px}.footer-bottom{font-size:.7rem;line-height:1.6}.breadcrumbs{padding-block:18px;gap:6px}.catalog-section{padding-top:10px}.catalog-section h1{font-size:2rem}.catalog-filter{padding:18px;border-radius:20px;gap:14px}.catalog-filter .field{flex-basis:100%}.product-image{height:160px;padding:16px}.product-info{padding:16px}.product-info h3{font-size:.98rem}.product-info>p{font-size:.77rem;line-height:1.5}.product-buy{gap:12px}.product-buy strong{font-size:.87rem}.add-product{width:44px;height:44px}.product-card{border-radius:20px}.product-detail{gap:24px}.main-product-image{height:320px;border-radius:22px}.product-summary h1{font-size:1.85rem}.product-content{gap:32px}.specifications>div{padding:14px 16px;gap:15px}.content-aside{padding:24px;border-radius:20px}.request-form{padding:24px 20px;border-radius:22px}.request-layout h1{font-size:2.4rem}.request-contact a{font-size:1.25rem}.file-field{padding:16px}.pagination{gap:6px}.pagination a,.pagination>span{padding:10px 12px}}
@media(max-width:420px){.category-grid{grid-template-columns:1fr}.category-card{display:grid;grid-template-columns:104px minmax(0,1fr);grid-template-rows:1fr auto;column-gap:18px;row-gap:12px;min-height:156px;padding:18px}.category-illustration{grid-row:1/3;width:104px;height:112px;margin:0;align-self:center}.category-card h3{min-height:0;align-self:center;font-size:1.19rem;line-height:1.25;margin:0;overflow-wrap:normal}.category-card>div{margin:0;font-size:.72rem}.product-grid{gap:10px}.product-info{padding:13px}.logo small{display:none}.header-main .logo{font-size:.88rem}.header-request{font-size:.68rem;padding:9px 8px}.hero h1{font-size:2.42rem}}
@media(max-width:350px){.header-main{gap:8px}.logo-symbol{width:32px;height:36px}.header-main .logo{font-size:.78rem}.header-request .quote-count{display:none}.hero h1{font-size:2.12rem}.category-card{grid-template-columns:88px minmax(0,1fr);gap:12px;padding:16px}.category-illustration{width:88px}.category-card h3{font-size:1.1rem}.brand-list{grid-template-columns:repeat(2,1fr)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.category-card:hover,.product-card:hover,.btn:hover,.btn:active,.brand-list a:hover,.category-card:hover .category-illustration{transform:none}}
/* Keep logo, quotation and menu on one row at narrow widths. */
@media(max-width:580px){.header-main{display:grid;grid-template-columns:minmax(0,1fr) auto 44px;gap:12px 8px}.header-main .logo{min-width:0}.header-search{grid-column:1/-1;width:100%}.header-request{margin:0}.mobile-toggle{margin:0}.header-main .logo small{display:none}}
@media(max-width:420px){.header-request{font-size:0;gap:6px}.header-request::before{content:"Запрос КП";font-size:.65rem}.header-main .logo{font-size:.82rem}}
@media(max-width:350px){.header-request::before{content:"КП";font-size:.7rem}.header-main .logo{font-size:.78rem}.header-request .quote-count{display:grid}}
/* Accessible hit areas for specification controls and category filters. */
.quote-item input{min-height:44px}.quote-item-controls button{min-height:44px;padding:8px 12px;border-radius:10px}.quote-item-controls{gap:8px;flex-wrap:wrap}.category-chips a{display:inline-flex;align-items:center;min-height:44px}.header-main .logo{min-height:44px}