:root {
    --green: #468d43;
    --dark: #25332b;
    --muted: #7c8975;
    --line: #e2e9dd;
    --pale: #f4f7f1;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 120px; }
body { margin: 0; background: #fff; color: var(--dark); font: 14px/1.8 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif; }
a { text-decoration: none; color: inherit; }
a:hover { color: var(--green); }
button, input { font: inherit; }
button { cursor: pointer; }
img { max-width: 100%; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--green); outline-offset: 4px; }
.wrap { width: 100%; max-width: 1400px; margin: auto; padding-left: 36px; padding-right: 36px; }
.utility { background: #f5f7f4; border-bottom: 1px solid var(--line); color: #7c847b; font-size: 11px; }
.utility .wrap { display: flex; justify-content: space-between; gap: 16px; padding-top: 7px; padding-bottom: 7px; }
.header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: #ffffffef; backdrop-filter: blur(12px); }
.header-row { height: 86px; display: grid; grid-template-columns: minmax(0,1fr) auto minmax(0,1fr); gap: 24px; align-items: center; }
.brand { display: flex; align-items: center; gap: 17px; justify-self: start; }
.logo { display: block; width: 153px; }
.brand small { border-left: 1px solid var(--line); padding-left: 17px; font-size: 11px; color: #8a928a; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: 26px; justify-self: center; font-size: 13px; font-weight: 600; white-space: nowrap; }
.nav > a { padding: 30px 0; position: relative; }
.nav a[aria-current="page"] { color: var(--green); }
.nav > a[aria-current="page"]::after { content: ''; height: 3px; background: var(--green); position: absolute; left: 0; right: 0; bottom: 0; }
.nav-products { position: relative; }
.nav-products summary { cursor: pointer; list-style: none; padding: 29px 0; }
.nav-products summary::-webkit-details-marker { display: none; }
.nav-products summary::after { content: '⌄'; margin-left: 5px; font-size: 11px; }
.nav-dropdown { position: absolute; top: 100%; left: -20px; min-width: 200px; padding: 10px; border: 1px solid var(--line); border-radius: 6px; background: white; box-shadow: 0 12px 30px #25332b12; max-height: 65vh; overflow: auto; }
.nav-dropdown a { display: block; padding: 7px 12px; font-weight: 400; }
.nav-dropdown a:hover { background: var(--pale); }
.menu { display: none; border: 1px solid var(--line); background: white; border-radius: 5px; padding: 6px 10px; }
.header-search { display: flex; justify-self: end; width: 220px; max-width: 100%; height: 40px; border: 1px solid var(--line); background: #fafbf9; border-radius: 5px; }
.header-search:focus-within { border-color: var(--green); }
.header-search input { min-width: 0; width: 100%; border: 0; outline: none; background: transparent; padding: 8px 11px; font-size: 13px; }
.header-search button { display: grid; place-items: center; width: 38px; flex-shrink: 0; border: 0; background: transparent; color: var(--green); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 0 8px; padding-top: 23px; padding-bottom: 18px; font-size: 12px; color: var(--muted); }
.page-heading { padding-top: 22px; padding-bottom: 35px; }
.eyebrow { font-size: 10px; letter-spacing: 2px; color: var(--green); }
h1 { font-size: 30px; font-weight: 600; line-height: 1.5; margin: 10px 0 16px; overflow-wrap: anywhere; }
.page-heading > p { margin: 0; max-width: 800px; color: var(--muted); font-size: 13px; }
.catalog-layout { display: grid; grid-template-columns: 215px minmax(0,1fr); gap: 35px; padding-bottom: 55px; }
.catalog-sidebar, .article-sidebar { align-self: start; border: 1px solid var(--line); background: #fbfcfa; border-radius: 6px; padding: 20px; }
.catalog-sidebar h2, .article-sidebar h2 { font-size: 15px; font-weight: 600; margin: 0 0 13px; }
.catalog-sidebar nav, .article-sidebar nav { display: flex; flex-direction: column; }
.catalog-sidebar nav a, .article-sidebar nav a { display: flex; justify-content: space-between; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 12px; color: #6c7b63; }
.catalog-sidebar nav a[aria-current], .article-sidebar nav a[aria-current] { color: var(--green); font-weight: 600; }
.sidebar-consult { border-top: 1px solid var(--line); margin-top: 15px; padding-top: 18px; display: flex; flex-direction: column; font-size: 12px; }
.sidebar-consult a { color: var(--green); font: 600 20px/1.8 Arial; }
.sidebar-consult small { color: var(--muted); font-size: 10px; }
.product-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.product-card { border: 1px solid var(--line); border-radius: 7px; overflow: hidden; display: flex; flex-direction: column; transition: transform .2s, border-color .2s; background: white; }
.product-card:hover { transform: translateY(-3px); border-color: #a8c397; }
.product-photo { height: 220px; padding: 18px; display: flex; align-items: center; justify-content: center; }
.product-photo img { width: 100%; height: 100%; object-fit: contain; }
.product-caption { padding: 16px 18px; border-top: 1px solid #edf1e9; flex: 1; display: flex; flex-direction: column; }
.product-caption h3 { font-size: 14px; font-weight: 400; line-height: 1.8; margin: 0 0 16px; overflow-wrap: anywhere; }
.product-caption > span { display: flex; justify-content: space-between; color: #8a9d7e; font-size: 11px; margin-top: auto; }
.pagination-wrap { padding-top: 28px; }
.pagelist { list-style: none; padding: 0; display: flex; justify-content: center; flex-wrap: wrap; gap: 7px; margin: 0; }
.pagelist li { display: inline-flex; }
.pagelist a, .pagelist li > span { min-width: 34px; padding: 5px 10px; text-align: center; border: 1px solid var(--line); border-radius: 4px; font-size: 12px; }
.pagelist .active > a, .pagelist .active > span { background: var(--green); color: white; border-color: var(--green); }
.product-intro { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: 65px; padding-top: 20px; padding-bottom: 55px; align-items: center; }
.product-main-image { border: 1px solid var(--line); border-radius: 10px; padding: 25px; }
.product-main-image img { display: block; width: 100%; height: 360px; object-fit: contain; }
.product-summary h1 { font-size: 28px; }
.product-description { font-size: 14px; color: #74816b; line-height: 2; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.btn { display: inline-flex; align-items: center; justify-content: center; background: var(--green); color: white; border: 1px solid var(--green); border-radius: 5px; padding: 10px 22px; font-size: 13px; font-weight: 600; }
.btn:hover { color: white; background: #397c36; }
.btn.secondary { background: transparent; border-color: #cedcc4; color: var(--green); }
.muted { color: var(--muted); font-size: 12px; }
.product-summary > .muted { margin-top: 20px; }
.detail-section { padding-bottom: 40px; }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; border-bottom: 1px solid var(--line); padding-bottom: 15px; margin-bottom: 25px; }
.section-head h2 { font-size: 20px; font-weight: 600; margin: 0; }
.section-head > a { font-size: 12px; color: var(--muted); }
.rich-content { font-size: 15px; line-height: 2; overflow-wrap: anywhere; }
.rich-content p { margin: 0 0 18px; }
.rich-content h2, .rich-content h3 { margin: 28px 0 16px; font-size: 19px; }
.rich-content img { height: auto; max-width: 100%; }
.table-scroll { overflow-x: auto; }
.rich-content table { border-collapse: collapse; max-width: 100%; margin: 20px 0; font-size: 13px; min-width: 60%; }
.rich-content th, .rich-content td { border: 1px solid #dfe6d9; padding: 10px 14px; line-height: 1.8; }
.rich-content th { background: var(--pale); }
.related-products { padding-top: 15px; padding-bottom: 55px; }
.related-grid { grid-template-columns: repeat(4,minmax(0,1fr)); }
.article-layout { display: grid; grid-template-columns: minmax(0,1fr) 230px; gap: 55px; padding-bottom: 55px; }
.article-layout > section { min-width: 0; }
.article-row { display: flex; align-items: center; gap: 25px; padding: 23px 0; border-top: 1px solid var(--line); }
.article-row time { flex-shrink: 0; font-size: 12px; color: #92a087; }
.article-row h2 { margin: 0; font-weight: 400; font-size: 14px; line-height: 1.8; flex: 1; }
.article-row > span { color: #9aaf8e; }
.sidebar-back { display: block; margin-top: 25px; font-size: 12px; color: var(--green); }
.article-detail { max-width: 1000px; padding-top: 22px; padding-bottom: 50px; }
.article-heading { border-bottom: 1px solid var(--line); margin-bottom: 32px; padding-bottom: 20px; }
.article-heading h1 { font-size: 28px; }
.article-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; border-top: 1px solid var(--line); margin-top: 35px; padding-top: 20px; font-size: 12px; }
.article-pager small { display: block; color: #9ba591; margin-bottom: 7px; }
.related-articles { border-top: 1px solid var(--line); margin-top: 25px; padding-top: 20px; }
.related-articles h2 { font-size: 17px; }
.related-articles ul { padding-left: 18px; font-size: 13px; }
.page-search { display: flex; gap: 10px; max-width: 650px; margin: 24px 0 17px; }
.page-search input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 5px; padding: 10px 14px; outline: none; }
.page-search input:focus { border-color: var(--green); }
.search-results { padding-bottom: 55px; }
.search-result { display: grid; grid-template-columns: 160px minmax(0,1fr); gap: 30px; padding: 25px 0; border-top: 1px solid var(--line); align-items: center; }
.search-result-image img { width: 160px; height: 150px; object-fit: contain; }
.search-result h2 { font-size: 18px; font-weight: 500; margin: 0 0 10px; }
.search-result p { font-size: 13px; color: var(--muted); }
.search-result > div > span { font-size: 12px; color: var(--green); }
.standard-page { padding-bottom: 60px; min-height: 300px; }
.contact-page { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); padding-top: 35px; padding-bottom: 60px; gap: 40px; }
.contact-information h2 { font-size: 20px; margin: 0 0 22px; }
.contact-mobile { display: block; font: 600 32px/1.8 Arial; color: var(--green); }
.contact-information dl { margin: 24px 0 0; }
.contact-information dl > div { display: flex; gap: 30px; padding: 9px 0; }
.contact-information dt { color: var(--muted); min-width: 40px; }
.contact-information dd { margin: 0; overflow-wrap: anywhere; }
.contact-qr { align-self: center; justify-self: center; text-align: center; padding: 25px; background: var(--pale); border-radius: 12px; }
.contact-qr img { display: block; width: 160px; height: 160px; }
.contact-qr p { margin: 12px 0 0; }
.contact-qr > span { color: var(--muted); font-size: 12px; }
.empty-state { padding-top: 45px; padding-bottom: 60px; text-align: center; color: var(--muted); }
.empty-state h1, .empty-state h2 { color: var(--dark); font-size: 24px; }
.status-page { min-height: 480px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.status-code { font: 70px Arial; color: #c5d5bb; }
.status-page .actions { justify-content: center; }
.footer-compact { background: #f8faf6; border-top: 1px solid var(--line); }
.footer-main { display: grid; grid-template-columns: 1.15fr .85fr 1.3fr auto; gap: 42px; padding: 37px 0 30px; }
.footer-main > div { min-width: 0; }
.footer-identity img { display: block; width: 156px; height: auto; }
.footer-identity p { margin: 12px 0 0; font-size: 12px; color: #8b9683; }
.footer h3 { margin: 0 0 16px; font-size: 13px; font-weight: 600; }
.footer-shortcuts nav { display: grid; grid-template-columns: repeat(2,max-content); gap: 9px 25px; }
.footer-shortcuts a { font-size: 12px; color: #909987; }
.footer-phone-label { display: block; font-size: 11px; color: #8b9683; }
.footer-primary-phone { display: inline-block; font: 600 25px/1.3 Arial; color: var(--green); margin: 4px 0 11px; }
.footer-secondary-contacts { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 11px; color: #8b9683; }
.footer-wechat { text-align: center; }
.footer-wechat img { display: block; width: 82px; height: 82px; }
.footer-wechat > span { display: block; margin-top: 7px; font-size: 10px; color: #8b9683; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 8px 24px; border-top: 1px solid var(--line); padding: 16px 0; font-size: 10px; color: #97a08f; }
.footer-backtop { margin-left: auto; }
.footer-partners { border-top: 1px solid var(--line); padding: 10px 0 14px; font-size: 10px; color: #97a08f; }
.footer-partners summary { cursor: pointer; width: fit-content; }
.footer-partners > div { display: flex; flex-wrap: wrap; gap: 3px 16px; margin-top: 10px; }
@media (max-width: 1200px) {
    .brand small { display: none; }
    .nav { gap: 20px; }
}
@media (max-width: 1000px) {
    .wrap { padding-left: 25px; padding-right: 25px; }
    .header-row { height: 68px; grid-template-columns: minmax(0,1fr) minmax(180px,240px) auto; gap: 16px; }
    .header-search { grid-column: 2; grid-row: 1; width: 100%; }
    .menu { display: block; grid-column: 3; grid-row: 1; }
    .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: white; border-bottom: 1px solid var(--line); padding: 15px 25px; flex-wrap: wrap; justify-content: center; gap: 12px 23px; }
    .nav.open { display: flex; }
    .nav > a, .nav-products summary { padding: 6px 0; }
    .catalog-layout { grid-template-columns: 180px minmax(0,1fr); gap: 24px; }
    .product-grid { gap: 15px; grid-template-columns: repeat(2,minmax(0,1fr)); }
    .related-grid { grid-template-columns: repeat(4,minmax(0,1fr)); }
    .product-photo { height: 180px; }
    .product-intro { gap: 30px; }
    .product-main-image img { height: 300px; }
    .footer-main { gap: 24px; grid-template-columns: 1fr .85fr 1.2fr auto; }
    .footer-shortcuts nav { gap: 8px 16px; }
}
@media (max-width: 760px) {
    .wrap { padding-left: 20px; padding-right: 20px; }
    .utility .wrap > span:first-child { display: none; }
    .utility .wrap { justify-content: center; }
    h1, .product-summary h1, .article-heading h1 { font-size: 24px; }
    .page-heading { padding-top: 12px; padding-bottom: 25px; }
    .catalog-layout, .product-intro, .article-layout, .contact-page { grid-template-columns: minmax(0,1fr); gap: 25px; }
    .catalog-sidebar { padding: 15px; }
    .catalog-sidebar nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 14px; }
    .sidebar-consult { display: none; }
    .product-grid, .related-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
    .product-photo { height: 160px; padding: 10px; }
    .product-caption { padding: 12px; }
    .product-caption h3 { font-size: 13px; }
    .product-intro { padding-top: 10px; padding-bottom: 35px; }
    .product-main-image img { height: 280px; }
    .rich-content { font-size: 14px; }
    .rich-content td, .rich-content th { padding: 8px; }
    .article-row { gap: 12px; align-items: baseline; flex-wrap: wrap; padding: 17px 0; }
    .article-row time { width: 100%; }
    .article-sidebar { order: -1; padding: 15px; }
    .article-sidebar nav { flex-direction: row; gap: 25px; }
    .article-sidebar h2, .sidebar-back { display: none; }
    .article-sidebar nav a { border: 0; padding: 0; }
    .article-detail { padding-top: 10px; }
    .article-pager { grid-template-columns: minmax(0,1fr); gap: 18px; }
    .search-result { grid-template-columns: 100px minmax(0,1fr); gap: 16px; }
    .search-result-image img { width: 100px; height: 120px; }
    .search-result h2 { font-size: 15px; }
    .search-result p { font-size: 12px; }
    .contact-page { padding-top: 25px; }
    .contact-qr { justify-self: start; }
    .footer-main { grid-template-columns: minmax(0,1fr) 82px; gap: 24px 20px; padding: 28px 0 24px; }
    .footer-identity { grid-column: 1 / -1; }
    .footer-shortcuts { grid-column: 1 / -1; grid-row: 3; }
    .footer-shortcuts h3 { display: none; }
    .footer-shortcuts nav { display: flex; flex-wrap: wrap; gap: 7px 22px; border-top: 1px solid var(--line); padding-top: 15px; }
    .footer-primary-phone { font-size: 23px; }
    .footer-bottom { gap: 6px 18px; }
    .footer-bottom > span { width: 100%; }
}
@media (max-width: 600px) {
    html { scroll-padding-top: 140px; }
    .header-row { height: auto; grid-template-columns: minmax(0,1fr) auto; padding-top: 12px; padding-bottom: 12px; gap: 12px; }
    .logo { width: 130px; }
    .menu { grid-column: 2; }
    .header-search { grid-column: 1 / -1; grid-row: 2; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .product-card { transition: none; }
}