@font-face { font-family: Poppins; src: url('/profile/fonts/poppins-regular.woff2') format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: Poppins; src: url('/profile/fonts/poppins-medium-latin.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: Poppins; src: url('/profile/fonts/poppins-semibold.woff2') format('woff2'); font-weight: 600; font-display: swap; }
@font-face { font-family: Poppins; src: url('/profile/fonts/poppins-bold.woff2') format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'Open Sans'; src: url('/profile/fonts/open-sans-semibold-latin.woff2') format('woff2'); font-weight: 600; font-display: swap; }
:root { --blue: #1a72b2; --pale: #f1f9ff; --orange: #dd5312; --ink: #171717; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: Poppins, Arial, sans-serif; font-size: 18px; letter-spacing: 0; }
html[lang="zh"] body { font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; }
html[lang="ru"] body { font-family: Arial, sans-serif; }
html[lang="ru"] .navigation-list > li { min-width: 0; }
html[lang="ru"] .navigation-list > li > a { overflow-wrap: anywhere; }
.language-flag-ru { display: inline-block; flex-shrink: 0; width: 20px; height: 14px; background: linear-gradient(to bottom, #fff 0 33.333%, #0039a6 33.333% 66.666%, #d52b1e 66.666% 100%); border: 1px solid #ddd; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, p { margin: 0; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 5px; }
.main { width: calc(100% - 64px); max-width: 1600px; margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: 12px; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); background: white; z-index: 50; }
.skip-link:focus { width: auto; height: auto; padding: 12px; clip-path: none; }
.site-header { position: sticky; top: 0; z-index: 40; background: white; transition: top .24s ease, box-shadow .24s ease; }
.site-header.is-scrolled { box-shadow: 0 4px 18px #00000014; }
.site-header.is-collapsed { top: calc(-1 * var(--header-collapse-offset, 100px)); }
.site-header.is-collapsed .header-top { visibility: hidden; }
html { scroll-padding-top: var(--site-header-height, 180px); }
#main [id] { scroll-margin-top: 20px; }
.header-top { min-height: 100px; display: flex; align-items: center; gap: 40px; }
.brand { flex-shrink: 0; max-width: 258px; }
.brand img { width: 258px; height: 76px; object-fit: contain; }
.header-contacts { margin-left: auto; display: flex; align-items: center; gap: 50px; font-weight: 700; font-size: 20px; }
.header-contacts a { display: flex; align-items: center; gap: 10px; overflow-wrap: anywhere; }
.contact-icon { width: 30px; height: 30px; display: grid; place-items: center; background: var(--pale); border: 1px solid var(--blue); border-radius: 50%; flex-shrink: 0; }
.contact-icon img { width: 20px; height: 20px; }
.language { position: relative; flex: 0 0 98px; font-size: 16px; z-index: 25; }
.language-toggle { display: flex; align-items: center; gap: 10px; width: 98px; height: 32px; padding: 0; background: white; border: 0; border-bottom: 1px solid #c3c3c3; font: inherit; }
.language img { width: 20px; height: 14px; object-fit: cover; }
.language-toggle .language-arrow { width: 15px; height: 10px; margin-left: auto; object-fit: contain; transform: rotate(180deg); }
.language-options { position: absolute; top: calc(100% + 18px); right: 0; width: 98px; padding: 8px 0; background: white; border-radius: 6px; box-shadow: 0 0 4px #0003; }
.language-options button { width: 100%; height: 37px; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 0; border: 0; background: white; font: inherit; color: #171717; }
.language-options button:hover:not(:disabled) { background: var(--pale); color: var(--blue); }
.language-options button:disabled { cursor: not-allowed; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.header-search { display: flex; align-items: center; flex: 0 1 286px; min-width: 150px; height: 44px; border-radius: 40px; background: var(--pale); }
.header-search input { width: 100%; min-width: 0; padding: 10px 18px; font-size: 14px; border: 0; background: transparent; }
.header-search button { flex: 0 0 44px; width: 44px; height: 44px; display: grid; place-items: center; border: 0; background: transparent; }
.header-search img { width: 26px; height: 26px; }
.header-search:focus-within { outline: 2px solid var(--blue); outline-offset: 2px; }
.header-search input:focus-visible, .header-search button:focus-visible { outline: 0; }
.header-search button:focus-visible { background: #d5eaff; border-radius: 50%; }
.menu-toggle { display: none; width: 44px; height: 44px; background: white; border: 1px solid #ccc; padding: 10px; }
.menu-toggle span { display: block; height: 2px; background: var(--blue); margin: 4px 0; }
.site-navigation { background: var(--blue); color: white; }
.navigation-list { min-height: 80px; display: flex; align-items: stretch; justify-content: space-between; gap: 26px; }
.navigation-list > li { display: flex; align-items: stretch; position: relative; }
.navigation-list > li > a, .navigation-label { display: flex; align-items: center; justify-content: center; max-width: 255px; font-size: 20px; line-height: 24px; text-align: center; padding: 0; border-bottom: 5px solid transparent; }
.navigation-list > li > a:hover, .navigation-list > li > a.active { border-color: var(--orange); }
.navigation-list > li > a.active { font-weight: 700; }
.navigation-label { opacity: .85; }
.submenu-toggle { position: relative; align-self: center; flex: 0 0 28px; width: 28px; height: 44px; margin-left: -28px; padding: 8px; border: 0; background: transparent; color: white; opacity: 0; pointer-events: none; }
.submenu-toggle:focus-visible { opacity: 1; pointer-events: auto; }
.submenu-toggle span { display: block; width: 8px; height: 8px; border: solid currentColor; border-width: 0 2px 2px 0; transform: rotate(45deg); }
.navigation-submenu { display: none; position: absolute; top: 100%; left: 50%; transform: translateX(-50%); min-width: 222px; padding: 19px 12px 24px; color: var(--ink); background: white; border-radius: 10px; box-shadow: 0 4px 10px #0000001a; z-index: 20; }
.navigation-submenu a { display: block; max-width: none; font-size: 18px; line-height: 44px; text-align: center; }
.navigation-submenu a:hover, .navigation-submenu a.active { color: var(--orange); }
.navigation-list > li.submenu-open .navigation-submenu { display: block; }
.navigation-list > li.submenu-dismissed .navigation-submenu { display: none; }
.site-footer { position: relative; background: #1b1a1a; color: #c3c3c3; padding-top: 100px; min-height: 820px; overflow: clip; }
.footer-grid { display: grid; grid-template-columns: 389fr 449fr 357fr 405fr; gap: 0; position: relative; min-height: 610px; }
.footer-category { padding-right: 40px; }
.footer-category:nth-child(2) h2 { max-width: 180px; }
.site-footer::before { content: ''; position: absolute; right: 3%; top: 78px; width: 590px; height: 585px; background: url('/profile/images/figma/about/footer-mark.svg') center/contain no-repeat; pointer-events: none; }
.site-footer h2 { color: var(--blue); font-size: 22px; line-height: 30px; font-weight: 600; max-width: 260px; min-height: 65px; margin-bottom: 26px; }
.footer-category li { font-size: 14px; line-height: 40px; }
.site-footer a:hover { color: white; text-decoration: underline; }
.footer-contact { display: flex; flex-direction: column; min-width: 0; }
.footer-contact h2 { font-size: 24px; min-height: 60px; }
.contact-list { color: white; font-family: 'Open Sans', Arial, sans-serif; font-size: 20px; font-weight: 600; line-height: 28px; }
.contact-list li { display: flex; align-items: center; gap: 16px; margin-bottom: 21px; }
.contact-list li:last-child { align-items: flex-start; }
.contact-list li:last-child a + a { margin-top: 7px; }
.contact-list a { display: block; overflow-wrap: anywhere; }
.footer-contact-icon { background: var(--blue); width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; flex-shrink: 0; }
.footer-contact-icon img { width: 24px; height: 24px; }
.footer-social { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 40px; margin-bottom: 20px; }
.footer-social a { display: flex; align-items: center; justify-content: center; flex: 0 0 34px; width: 34px; height: 34px; border: 1px solid #515151; border-radius: 50%; transition: background-color .18s, border-color .18s; }
.footer-social img { width: 17px; height: 17px; object-fit: contain; }
.footer-social-x { transform: rotate(180deg); }
.footer-social a:hover, .footer-social a:focus-visible { background: #f25c15; border-color: #f25c15; text-decoration: none; }
.footer-certificates { display: grid; grid-template-columns: 70fr 105fr 147fr 72fr; align-items: center; gap: 28px; width: calc(100% + 75px); margin-top: auto; margin-left: -104px; }
.footer-certificates img { width: 100%; height: auto; min-width: 0; object-fit: contain; }
.copyright { margin-top: 30px; border-top: 1px solid #515151; padding: 24px 0; text-align: center; font-size: 16px; line-height: 24px; }
.contact-tools { position: fixed; right: 6px; top: 50%; transform: translateY(-50%); width: 90px; background: white; box-shadow: 0 1px 15px #0002; border-radius: 6px; padding: 4px 12px; z-index: 10; color: #6f6f6f; }
.contact-tools a, .contact-tools button { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; width: 100%; height: 82px; border: 0; border-bottom: 1px solid #eee; background: transparent; font-size: 14px; }
html[lang="ru"] .contact-tools a, html[lang="ru"] .contact-tools button { font-size: 12px; text-align: center; overflow-wrap: anywhere; }
.contact-tools a:last-child { border-bottom: 0; }
.contact-tools button { color: inherit; }
.contact-tools a:hover, .contact-tools button:hover,
.contact-tools a:focus-visible, .contact-tools button:focus-visible { color: var(--orange); text-decoration: none; }
.contact-tool-icon { width: 20px; height: 20px; flex: 0 0 20px; background: currentColor; -webkit-mask: var(--tool-icon) center/contain no-repeat; mask: var(--tool-icon) center/contain no-repeat; }
.tool-whatsapp { --tool-icon: url('/profile/images/figma/about/whatsapp.svg'); }
.tool-consult { --tool-icon: url('/profile/images/figma/about/consult.svg'); }
.tool-wechat { --tool-icon: url('/profile/images/figma/about/wechat.svg'); }
.tool-telephone { --tool-icon: url('/profile/images/figma/about/telephone.svg'); }
.tool-rfq { --tool-icon: url('/profile/images/figma/about/rfq.svg'); }
.tool-top { --tool-icon: url('/profile/images/figma/about/top.svg'); }
.contact-tool { position: relative; }
.contact-tool-tooltip { position: absolute; right: calc(100% + 24px); top: 50%; transform: translateY(-50%); padding: 14px 22px; border: 1px solid #d9d9d9; border-radius: 6px; background: white; color: var(--ink); font-size: 24px; line-height: 1.4; white-space: nowrap; opacity: 0; visibility: hidden; pointer-events: none; box-shadow: 0 2px 8px #00000008; }
.contact-tool-tooltip::after { content: ''; position: absolute; right: -7px; top: calc(50% - 7px); width: 12px; height: 12px; border-top: 1px solid #d9d9d9; border-right: 1px solid #d9d9d9; background: white; transform: rotate(45deg); }
.contact-tool:hover .contact-tool-tooltip, .contact-tool:focus-visible .contact-tool-tooltip { opacity: 1; visibility: visible; }
.contact-tool-qr { padding: 14px; }
.contact-tool-qr img { width: 180px; height: 180px; object-fit: contain; }
.wechat-dialog { border: 1px solid #ddd; border-radius: 6px; padding: 24px; }
.wechat-dialog::backdrop { background: #0008; }
.wechat-dialog img { margin-block: 20px; object-fit: contain; }
.wechat-dialog button { width: 100%; padding: 10px; background: var(--blue); color: white; border: 0; }
.image-failed { visibility: hidden; }
.basket-link { position: relative; }
.basket-count { position: absolute; right: 2px; top: 6px; min-width: 18px; height: 18px; border-radius: 50%; background: var(--orange); color: white; font-size: 11px; text-align: center; }
.site-navigation { position: relative; }
.navigation-list > li.product-navigation { position: static; }
.product-megamenu { left: 0; transform: none; width: 100%; color: #171717; background: white; border-radius: 0; padding-block: 33px; min-height: 336px; max-height: 70vh; overflow-y: auto; }
.product-menu-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; }
.product-menu-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px 45px; align-content: start; }
.product-menu-grouped { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; }
.product-megamenu a { padding: 0; font-size: 16px; line-height: 40px; text-align: left; color: #69737b; border: 0; overflow-wrap: anywhere; }
.product-megamenu a:hover { color: var(--orange); }
.product-megamenu .product-menu-title { display: flex; align-items: center; gap: 12px; font-size: 20px; font-weight: 400; line-height: 24px; min-height: 40px; color: var(--ink); }
.product-menu-title::before { content: ''; width: 5px; height: 20px; flex: 0 0 5px; background: var(--orange); }
.product-menu-grouped .product-menu-group > ul { display: grid; grid-auto-flow: column; grid-template-rows: repeat(4, auto); grid-template-columns: 190px minmax(0, 1fr); column-gap: 20px; padding-left: 17px; margin-top: 8px; }
.product-menu-grouped .product-menu-group > ul { row-gap: 5px; }
.product-menu-grouped .product-menu-group:last-child > ul { grid-auto-flow: row; grid-template-rows: none; grid-template-columns: minmax(0, 1fr); }
.product-menu-grid:not(.product-menu-grouped) .product-menu-group { display: contents; }
.product-menu-grid:not(.product-menu-grouped) .product-menu-group > ul { display: contents; }
.product-menu-grid:not(.product-menu-grouped) { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px 45px; }
.product-menu-grid:not(.product-menu-grouped) .product-menu-title, .product-menu-grid:not(.product-menu-grouped) .product-menu-group > ul > li > a { min-height: 40px; font-size: 20px; line-height: 24px; display: flex; align-items: center; }
.product-menu-grid:not(.product-menu-grouped) .product-menu-group > ul > li > a { gap: 12px; }
.product-menu-grid:not(.product-menu-grouped) .product-menu-group > ul > li > a::before { content: ''; width: 5px; height: 20px; flex: 0 0 5px; background: var(--orange); }
.product-menu-grid:not(.product-menu-grouped) .product-menu-group > ul > li { display: contents; }
.product-megamenu ul ul { display: none; padding-left: 16px; font-size: 14px; }
.product-menu-cases { border-left: 1px solid #d9d9d9; min-height: 269px; padding-left: 45px; }
.product-menu-case-image { display: block; margin-top: 31px; }
.product-menu-case-image img { width: 229px; height: 108px; object-fit: cover; }
.footer-certificates img:nth-child(3) { padding: 6px 8px; background: white; border-radius: 10px; }

/* Motion is feedback only; layout and content stay available without JavaScript. */
.home-sector, .contact-card, .news-card { transition: transform .2s ease, box-shadow .2s ease; }
.home-more, .news-more, .product-command, .inquiry-button, .message-submit,
.home-case-tab, .language-options button, .contact-tools a, .contact-tools button,
.navigation-list > li > a { transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease; }
.home-more:active, .news-more:active, .product-command:active, .inquiry-button:active, .message-submit:active { transform: translateY(1px); }
.home-case-tab:hover { color: #ffb087; }
.navigation-list > li.submenu-open .navigation-submenu { animation: menu-appear .18s ease-out; }
.section-revealed { animation: section-appear .45s ease-out both; }
.section-revealed:focus-within { animation: none; }
@keyframes menu-appear { from { opacity: .5; } to { opacity: 1; } }
@keyframes section-appear { from { opacity: .65; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@media (hover: hover) {
    .home-sector:hover, .home-sector:focus-within, .contact-card:hover, .contact-card:focus-within, .news-card:hover, .news-card:focus-within { transform: translateY(-4px); box-shadow: 0 8px 24px #1a72b21a; }
}

@media (max-width: 1500px) {
    .header-top { gap: 24px; }
    .header-contacts { gap: 24px; font-size: 16px; }
    .navigation-list { gap: 20px; }
    .navigation-list > li > a, .navigation-label { font-size: 16px; max-width: 190px; }
    .footer-grid { gap: 30px; }
    .footer-certificates { width: 100%; margin-left: 0; gap: 8px; }
    .contact-list { font-size: 16px; }
    .contact-tools { width: 64px; right: 0; padding: 4px; }
    .contact-tools a, .contact-tools button { font-size: 11px; height: 64px; }
}
@media (max-width: 1000px) {
    .header-search { flex-basis: 210px; min-width: 120px; }
    .header-top { gap: 20px; }
    .header-contacts { flex-direction: column; align-items: flex-start; gap: 8px; }
    .navigation-list { gap: 12px; }
    .navigation-list > li > a, .navigation-label { font-size: 13px; line-height: 20px; }
    .product-menu-layout { grid-template-columns: minmax(0, 1fr) 180px; }
    .product-menu-cases { padding-left: 20px; }
    .product-menu-grid { gap: 16px; }
    .product-megamenu .product-menu-title { font-size: 16px; }
    .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); min-height: 0; }
    .footer-certificates { margin-top: 30px; }
    .contact-tools { display: none; }
}
@media (max-width: 760px) {
    .header-top { flex-wrap: wrap; padding-block: 8px; }
    .header-search { order: 5; flex: 1 0 100%; margin-bottom: 8px; }
    body { font-size: 16px; }
    .main { width: calc(100% - 32px); }
    .header-top { min-height: 84px; gap: 12px; }
    .brand { max-width: min(190px, calc(100% - 146px)); }
    .brand img { width: 190px; height: 62px; }
    .header-contacts { display: none; }
    .language { margin-left: auto; font-size: 13px; flex: 0 0 78px; }
    .language-toggle { width: 78px; gap: 6px; }
    .menu-toggle { display: block; flex-shrink: 0; }
    .site-navigation { display: none; }
    .site-navigation.is-open { display: block; }
    .site-header.is-collapsed .header-top { visibility: visible; }
    .header-top > :not(.header-search) { transition: transform .24s ease; }
    .site-header.is-collapsed .header-top > :not(.header-search) { transform: translateY(var(--header-collapse-offset, 64px)); }
    .site-header.is-collapsed .header-search { visibility: hidden; }
    .site-navigation.is-open { max-height: calc(100dvh - var(--header-top-height, 142px)); overflow-y: auto; overscroll-behavior: contain; }
    .navigation-list { flex-direction: column; gap: 0; }
    .navigation-list > li > a, .navigation-label { max-width: none; text-align: left; justify-content: flex-start; font-size: 16px; padding-block: 18px; }
    .navigation-list > li { flex-wrap: wrap; }
    .navigation-list > li > a { flex: 1; }
    .submenu-toggle, .submenu-toggle:focus-visible { position: static; width: 44px; flex-basis: 44px; margin-left: auto; opacity: 1; pointer-events: auto; }
    .navigation-submenu { position: static; transform: none; width: 100%; min-width: 0; padding: 0; border-radius: 0; box-shadow: none; background: #125c92; color: white; }
    .navigation-list > li.submenu-open .navigation-submenu { display: block; }
    .navigation-submenu a { padding: 14px 20px; font-size: 14px; }
    .product-megamenu { color: white; max-height: none; min-height: 0; padding-block: 12px; }
    .product-menu-layout { width: 100%; grid-template-columns: minmax(0, 1fr); }
    .product-menu-grid { width: 100%; grid-template-columns: minmax(0, 1fr); gap: 16px; padding: 0; }
    .product-menu-grid:not(.product-menu-grouped) { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 0; }
    .product-menu-grid:not(.product-menu-grouped) .product-menu-title, .product-menu-grid:not(.product-menu-grouped) .product-menu-group > ul > li > a { font-size: 16px; }
    .product-menu-grouped .product-menu-group > ul { grid-auto-flow: row; grid-template-rows: none; grid-template-columns: minmax(0, 1fr); }
    .product-megamenu ul ul { display: block; }
    .product-menu-cases { min-height: 0; border: 0; padding: 0; }
    .product-megamenu .product-menu-title { color: white; }
    .product-megamenu a { padding: 10px 20px; color: white; line-height: 24px; }
    .site-footer { padding-top: 48px; }
    .footer-grid { gap: 36px 18px; }
    .footer-category { padding-right: 0; }
    .site-footer h2 { font-size: 17px; min-height: 0; margin-bottom: 16px; }
    .footer-contact h2 { min-height: 0; }
    .footer-category li { line-height: 28px; font-size: 12px; }
    .footer-contact { grid-column: 1 / -1; }
    .copyright { margin-top: 40px; font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .site-header, .header-top > :not(.header-search), .home-sector, .contact-card, .news-card,
    .home-more, .news-more, .product-command, .inquiry-button, .message-submit,
    .home-case-tab, .language-options button, .contact-tools a, .contact-tools button,
    .navigation-list > li > a, .footer-social a { transition: none; }
    .section-revealed, .navigation-list > li.submenu-open .navigation-submenu { animation: none; }
}